CN112610549A - Servo control filling system adaptive to feeding process and working process thereof - Google Patents
Servo control filling system adaptive to feeding process and working process thereof Download PDFInfo
- Publication number
- CN112610549A CN112610549A CN202011620544.XA CN202011620544A CN112610549A CN 112610549 A CN112610549 A CN 112610549A CN 202011620544 A CN202011620544 A CN 202011620544A CN 112610549 A CN112610549 A CN 112610549A
- Authority
- CN
- China
- Prior art keywords
- oil
- servo
- solenoid valve
- port
- electrified
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
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
- F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
- F15B11/16—Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B13/00—Details of servomotor systems ; Valves for servomotor systems
- F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
- F15B13/06—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with two or more servomotors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B21/00—Common features of fluid actuator systems; Fluid-pressure actuator systems or details thereof, not covered by any other group of this subclass
- F15B21/02—Servomotor systems with programme control derived from a store or timing device; Control devices therefor
-
- 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
- F15B21/04—Special measures taken in connection with the properties of the fluid
- F15B21/041—Removal or measurement of solid or liquid contamination, e.g. filtering
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B13/00—Details of servomotor systems ; Valves for servomotor systems
- F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
- F15B13/04—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor
- F15B13/044—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor operated by electrically-controlled means, e.g. solenoids, torque-motors
- F15B2013/0448—Actuation by solenoid and permanent magnet
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B2211/00—Circuits for servomotor systems
- F15B2211/60—Circuit components or control therefor
- F15B2211/665—Methods of control using electronic components
- F15B2211/6656—Closed loop control, i.e. control using feedback
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Control Of Presses (AREA)
Abstract
The invention relates to a servo control filling system adaptive to a feeding process and a working process thereof. The improved oil-water separation device comprises a frame, be equipped with bottom end rail, connecting rod, lower T type head and regulation limit stop in the frame, bottom end rail both ends below is equipped with the hydro-cylinder that resets respectively, the piston rod upper end and the bottom end rail of hydro-cylinder that resets are connected, the frame outside is equipped with the oil tank, the oil tank is connected with servo proportion solenoid valve through the oil circuit outward, the oil port that oils that resets is connected with servo proportion solenoid valve through the oil circuit respectively with lower hydraulic fluid port, go up between hydraulic fluid port and the servo proportion solenoid valve and all be equipped with the solenoid valve between hydraulic fluid port and the servo proportion solenoid valve down, servo proportion solenoid valve is. The invention has simple structure, accurate control precision and high working efficiency.
Description
Technical Field
The invention relates to a servo control filling system adaptive to a feeding process and a working process thereof.
Background
The powder filling mechanism for ceramics generally adopts an air cylinder to fill or reset, when a reset oil cylinder is inflated, the reset oil cylinder drives a lower cross beam to move upwards, and simultaneously, a cylinder connecting rod fixedly connected with the lower cross beam, a lower T-shaped head and a lower die frame part move upwards to fixed positions simultaneously to complete filling and resetting of products. This structure only makes a filling height use at every turn, need readjust regulation limit stop when filling the height change to lead to work efficiency low, control accuracy is low, and product quality is low.
Disclosure of Invention
In view of the above defects, the present invention aims to provide a special servo control filling mechanism for ceramic powder filling, which has a simple structure, precise control precision and high working efficiency.
Therefore, the technical scheme adopted by the invention is as follows:
the improved oil-water separation device comprises a frame, be equipped with bottom end rail, connecting rod, lower T type head and regulation limit stop in the frame, bottom end rail both ends below is equipped with the hydro-cylinder that resets respectively, the piston rod upper end and the bottom end rail of hydro-cylinder that resets are connected, the frame outside is equipped with the oil tank, the oil tank is connected with servo proportion solenoid valve through the oil circuit outward, the oil port that oils that resets is connected with servo proportion solenoid valve through the oil circuit respectively with lower hydraulic fluid port, go up between hydraulic fluid port and the servo proportion solenoid valve and all be equipped with the solenoid valve between hydraulic fluid port and the servo proportion solenoid valve down, servo proportion solenoid valve is.
As a further improvement of the technical scheme, the electromagnetic valve is an electromagnetic ball valve, and a pressure sensor and a pressure gauge are arranged between the electromagnetic valve and the lower oil port.
As a further improvement of the technical scheme, a filter is arranged between the hydraulic oil outlet of the oil pump and the servo proportional electromagnetic valve.
As a further improvement of the technical scheme, the servo control filling mechanism is controlled by a PLC.
The working process is as follows:
(1) and (3) filling control, wherein YV1 is electrified, YV2 is electrified, the servo proportional solenoid valve YVV1 is electrified, hydraulic oil enters from the opening P → the opening A, the lower cavity of the reset oil cylinder, oil returns from the upper cavity, the hydraulic oil rises from the opening B → the opening T under the action of the reset oil cylinder, the lower cross beam rises under the action of the reset oil cylinder, the lower die frame connected with the lower cross beam rises, and the required filling position is reached through the preset filling height of the touch screen.
(2) And (3) pressing control: and when the YV1 is powered off, the YV2 is powered off, the servo proportional solenoid valve YVV1 is powered off, oil does not enter into and exit from the upper cavity and the lower cavity of the reset oil cylinder, and a product is filled and pressed.
(3) And in the resetting control, YV1 is electrified, YV2 is electrified, the servo proportional solenoid valve YVV1 is electrified, hydraulic oil enters from the opening P → the opening B, the upper cavity of the resetting oil cylinder and returns to the lower cavity, and the hydraulic oil descends under the action of the resetting oil cylinder from the opening A → the opening T and the lower cross beam and returns to the initial position.
The invention has the advantages that:
1. the servo control filling mechanism of the hydraulic system is adopted, so that the situation that the filling speed and time cannot be accurately controlled in the pneumatic control filling process is changed, and the capability of matching the ceramic powder filling process with the feeding process is realized;
2. the servo control filling mechanism adopts closed-loop control of the whole process of the oil hydraulic cylinder, can directly regulate and control the size of a filling stroke, changes the prior method of adopting mechanical blocking and only has a single filling height control form, reduces the complexity of the adjusting mechanism, adopts an electric control form set by a program to adjust the filling height, further simplifies the structure and reduces the cost;
3. the servo control filling mechanism adopts a PLC programming control form, realizes and changes phase angle, filling speed, time and the like in the filling process, changes the starting time and the ending time of the previous filling process which can only be controlled, meets the requirement of high density uniformity of 5G ceramic products, further improves the rate of certified products of pressed products, and lays a foundation for intelligent control of the feeding process.
Drawings
Fig. 1 is a schematic structural view of the present invention.
In the figure, 1 is a frame, 2 is a lower beam, 3 is a connecting rod, 4 is a lower T-shaped head, 5 is an adjusting limit stop, 6 is a reset oil cylinder, 7 is an oil tank, 8 is a servo proportional electromagnetic valve, 9 is an electromagnetic valve, 10 is an oil pump hydraulic oil outlet, 11 is a pressure sensor, 12 is a pressure gauge, and 13 is a filter.
Detailed Description
The utility model provides a special servo control fills mechanism for ceramic powder is filled, includes frame 1, be equipped with bottom end rail 2, connecting rod 3 in the frame 1, lower T type head 4 and adjust limit stop 5, 2 both ends belows of bottom end rail are equipped with respectively and reset the hydro-cylinder 6, reset the piston rod upper end of hydro-cylinder 6 and be connected with bottom end rail 2, 1 outside in the frame is equipped with oil tank 7, oil tank 7 is connected with servo proportion solenoid valve 8 through the oil circuit outward, reset the hydro-cylinder 6 go up the oil mouth and be connected with servo proportion solenoid valve 8 through the oil circuit respectively with lower oil mouth, go up and all be equipped with solenoid valve 9 between oil mouth and the servo proportion solenoid valve 8 and between lower oil mouth and the servo proportion solenoid valve 8, servo proportion solenoid valve 8 is connected with hydraulic oil pump.
As a further improvement of the above technical solution, the electromagnetic valve 9 is an electromagnetic ball valve, and a pressure sensor 11 and a pressure gauge 12 are arranged between the electromagnetic valve 9 and the lower oil port.
As a further improvement of the above technical solution, a filter 13 is arranged between the oil pump hydraulic oil outlet 10 and the servo proportional solenoid valve 8.
As a further improvement of the technical scheme, the servo control filling mechanism is controlled by a PLC.
The working process is as follows:
(1) and (3) filling control, wherein YV1 is electrified, YV2 is electrified, the servo proportional solenoid valve YVV1 is electrified, hydraulic oil enters from the opening P → the opening A, the lower cavity of the reset oil cylinder, oil returns from the upper cavity, the hydraulic oil rises from the opening B → the opening T under the action of the reset oil cylinder, the lower cross beam rises under the action of the reset oil cylinder, the lower die frame connected with the lower cross beam rises, and the required filling position is reached through the preset filling height of the touch screen.
(2) And (3) pressing control: and when the YV1 is powered off, the YV2 is powered off, the servo proportional solenoid valve YVV1 is powered off, oil does not enter into and exit from the upper cavity and the lower cavity of the reset oil cylinder, and a product is filled and pressed.
(3) And in the resetting control, YV1 is electrified, YV2 is electrified, the servo proportional solenoid valve YVV1 is electrified, hydraulic oil enters from the opening P → the opening B, the upper cavity of the resetting oil cylinder and returns to the lower cavity, and the hydraulic oil descends under the action of the resetting oil cylinder from the opening A → the opening T and the lower cross beam and returns to the initial position.
In the description of the present invention, it is to be understood that the indicated orientations or positional relationships are based on the orientations or positional relationships shown in the drawings and are only for convenience in describing the present invention and simplifying the description, but are not intended to indicate or imply that the indicated devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be construed as limiting the present invention.
In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly attached, detachably attached, or integrated; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (3)
1. A servo control filling system adapting to the feeding process comprises a frame, wherein a lower beam, a connecting rod, a lower T-shaped head and an adjusting limit stop block are arranged in the frame, it is characterized in that reset oil cylinders are respectively arranged below the two ends of the lower cross beam, the upper ends of piston rods of the reset oil cylinders are connected with the lower cross beam, an oil tank is arranged outside the frame, a servo proportional solenoid valve is connected outside the oil tank through an oil way, an upper oil port and a lower oil port of the reset oil cylinder are respectively connected with the servo proportional solenoid valve through oil paths, solenoid valves are respectively arranged between the upper oil port and the servo proportional solenoid valve and between the lower oil port and the servo proportional solenoid valve, the servo proportional electromagnetic valve is connected with a hydraulic oil outlet of an oil pump, the electromagnetic valve is an electromagnetic ball valve, and a pressure sensor and a pressure gauge are arranged between the electromagnetic valve and the lower oil port, and a filter is arranged between the hydraulic oil outlet of the oil pump and the servo proportional electromagnetic valve.
2. The servo-controlled filling system adapted to the feeding process according to claim 1, wherein the servo-controlled filling mechanism is controlled by a PLC.
3. A working process of a servo-controlled filling system adapted to a feeding process, comprising the steps of:
(1) the filling control comprises that YV1 is electrified, YV2 is electrified, a servo proportional solenoid valve YVV1 is electrified, hydraulic oil enters from a port P → a, a lower cavity of a reset oil cylinder, oil returns from an upper cavity, the hydraulic oil rises from a port B → a port T under the action of the reset oil cylinder, a lower die frame connected with a lower beam rises, and the required filling position is reached through the preset filling height of a touch screen;
(2) and (3) pressing control: when YV1 is powered off, YV2 is powered off, the servo proportional solenoid valve YVV1 is powered off, oil does not enter into and exit from the upper cavity and the lower cavity of the reset oil cylinder, and a product is filled and pressed;
(3) and in the resetting control, YV1 is electrified, YV2 is electrified, the servo proportional solenoid valve YVV1 is electrified, hydraulic oil enters from the opening P → the opening B, the upper cavity of the resetting oil cylinder and returns to the lower cavity, and the hydraulic oil descends under the action of the resetting oil cylinder from the opening A → the opening T and the lower cross beam and returns to the initial position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011620544.XA CN112610549A (en) | 2020-12-31 | 2020-12-31 | Servo control filling system adaptive to feeding process and working process thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011620544.XA CN112610549A (en) | 2020-12-31 | 2020-12-31 | Servo control filling system adaptive to feeding process and working process thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112610549A true CN112610549A (en) | 2021-04-06 |
Family
ID=75249684
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011620544.XA Pending CN112610549A (en) | 2020-12-31 | 2020-12-31 | Servo control filling system adaptive to feeding process and working process thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112610549A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101758633A (en) * | 2008-11-21 | 2010-06-30 | 扬州市海力精密机械制造有限公司 | Nonsimultaneous pressurizing mechanism of powder former |
| CN102441669A (en) * | 2011-11-22 | 2012-05-09 | 扬州市海力精密机械制造有限公司 | Double-support pressurizing mechanism |
| CN202381450U (en) * | 2011-11-09 | 2012-08-15 | 中国重型机械研究院有限公司 | Working condition monitoring device for servo hydraulic system |
| CN103671293A (en) * | 2013-12-06 | 2014-03-26 | 益阳橡胶塑料机械集团有限公司 | Hydraulic control method and device for ram piston oil cylinder of internal mixer |
| CN205085388U (en) * | 2015-10-30 | 2016-03-16 | 扬州市海力精密机械制造有限公司 | Servo compensating system of powder metallurgy die elastic deformation |
| CN107650418A (en) * | 2017-09-18 | 2018-02-02 | 南京东部精密机械有限公司 | Function aggregation system is rushed in numerical control mechanical electronic hydraulic combination drive servo powder forming machine valve control |
| CN211990920U (en) * | 2019-12-30 | 2020-11-24 | 扬州市海力精密机械制造有限公司 | Female die control mechanism adopting pneumatic control form |
-
2020
- 2020-12-31 CN CN202011620544.XA patent/CN112610549A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101758633A (en) * | 2008-11-21 | 2010-06-30 | 扬州市海力精密机械制造有限公司 | Nonsimultaneous pressurizing mechanism of powder former |
| CN202381450U (en) * | 2011-11-09 | 2012-08-15 | 中国重型机械研究院有限公司 | Working condition monitoring device for servo hydraulic system |
| CN102441669A (en) * | 2011-11-22 | 2012-05-09 | 扬州市海力精密机械制造有限公司 | Double-support pressurizing mechanism |
| CN103671293A (en) * | 2013-12-06 | 2014-03-26 | 益阳橡胶塑料机械集团有限公司 | Hydraulic control method and device for ram piston oil cylinder of internal mixer |
| CN205085388U (en) * | 2015-10-30 | 2016-03-16 | 扬州市海力精密机械制造有限公司 | Servo compensating system of powder metallurgy die elastic deformation |
| CN107650418A (en) * | 2017-09-18 | 2018-02-02 | 南京东部精密机械有限公司 | Function aggregation system is rushed in numerical control mechanical electronic hydraulic combination drive servo powder forming machine valve control |
| CN211990920U (en) * | 2019-12-30 | 2020-11-24 | 扬州市海力精密机械制造有限公司 | Female die control mechanism adopting pneumatic control form |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US5288440A (en) | Method and apparatus for controlling powder molding press | |
| CN105058554B (en) | A kind of cylinder component and its full-automatic bidirectional pressurized hydraulic brick machine | |
| CN109570499B (en) | Hydraulic system control method of female die balancing device of powder forming machine | |
| CN106825555B (en) | A kind of powder quantitative-feedingdevice device and powder compacting equipment | |
| CN100522586C (en) | Powder compacting method and powder compacting system | |
| CZ280495B6 (en) | Process of luminescent screen moulding and apparatus for making the same | |
| CN214577998U (en) | Special servo control filling mechanism for ceramic powder filling | |
| CN112610549A (en) | Servo control filling system adaptive to feeding process and working process thereof | |
| JP2002219600A (en) | Computer numerical control press device | |
| CN106424717B (en) | A kind of rare earth powder high-pressure molding system | |
| US4917588A (en) | Press for molding articles from powdered materials and drive means therefor | |
| CN211990920U (en) | Female die control mechanism adopting pneumatic control form | |
| CN206122694U (en) | Tombarthite powder high pressure molding system | |
| WO2019017024A1 (en) | Casting mold height changing unit, flaskless molding machine, and casting mold height changing method | |
| CN102275331A (en) | Hydraulic leveling technique for presses | |
| CN212177544U (en) | Synchronous control system of multi-cylinder and multi-valve | |
| CN1330443C (en) | System of hydraulic pressure controlling for fast ocking die of semisolid forming hydraulic pressure machine | |
| CN207222939U (en) | Function set system is rushed in numerical control mechanical electronic hydraulic combination drive servo powder forming pump control | |
| CN112497815A (en) | Device for assisting powder press forming | |
| CN202098870U (en) | Automatic-quantifying powder filling machine | |
| CN101402219A (en) | Automatic powder loading machine and method for optical fiber ceramic sleeve barrel | |
| CN102358055A (en) | Continuous hydraulic forming equipment and automatic control method thereof | |
| JP3367817B2 (en) | Powder molding press | |
| CN203110083U (en) | Brick machine of bi-directional forcing hydraulic pressure | |
| CN215868963U (en) | Servo make-up machine of high accuracy structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210406 |