CN106141055B - A kind of C-frame hydraulic press servo-drive system for being applied to forging - Google Patents
A kind of C-frame hydraulic press servo-drive system for being applied to forging Download PDFInfo
- Publication number
- CN106141055B CN106141055B CN201610737086.5A CN201610737086A CN106141055B CN 106141055 B CN106141055 B CN 106141055B CN 201610737086 A CN201610737086 A CN 201610737086A CN 106141055 B CN106141055 B CN 106141055B
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- China
- Prior art keywords
- valve
- forging
- drive system
- servomechanism
- hydraulic press
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J9/00—Forging presses
- B21J9/10—Drives for forging presses
- B21J9/12—Drives for forging presses operated by hydraulic or liquid pressure
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J9/00—Forging presses
- B21J9/10—Drives for forging presses
- B21J9/20—Control devices specially adapted to forging presses not restricted to one of the preceding subgroups
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Forging (AREA)
- Control Of Presses (AREA)
Abstract
The present invention relates to single arm type hydraulic forging press technical field, more particularly to a kind of C-frame hydraulic press servo-drive system for being applied to forging；Including servomechanism installation, servomechanism and pressure sensor, the servomechanism installation is electrically connected with the servomechanism and the pressure sensor respectively, the servomechanism and pressure sensor electrical connection.The C-frame hydraulic press servo-drive system disclosed in this invention for being applied to forging, by setting servomechanism installation and servomechanism, realizes the rapid forge technique of forging, improves the production efficiency of forging；By setting pressure sensor, the pressure compensation in forging process is realized, improves and has forged precision.
Description
Technical field
The present invention relates to single arm type hydraulic forging press technical field, more particularly to a kind of single arm type hydraulic pressure for being applied to forging
Machine servo system.
Background technology
Single arm type hydraulic forging press is the common equipment of medium and small tonnage forging, with developing rapidly for rolling metal industry,
To its operating rate and the requirement also more and more higher of forging precision.Due to during suppressing different workpiece, institute
The pressure value to be reached is different, therefore when pressure release, fast forging valve no matter the size of the oil pressure pressure of main oil pipe, fast forging valve institute
The amplitude of unlatching is identical, and fast forging valve can not adjust opening degree according to the size of the oil pressure pressure of main oil pipe, hydraulic system without
Method adapts to the pressure release speed of hydraulic system according to main oil pipe oil pressure value；When the oil pressure pressure of main oil pipe is very big, if completely
Fast forging valve is opened, then the pressure release speed of hydraulic oil is very fast, easily causes the impact of hydraulic oil and the vibration of hydraulic system, sternly
Ghost image rings the life-span of the hydraulic control system of hydraulic forging press, brings danger to hydraulic press, workpiece and operating personnel, also increases
The maintenance cost of hydraulic control system in the future.Therefore, it is badly in need of a kind of new servo-drive system of invention to meet single arm type forging compound
The production requirement of press.
The content of the invention
It is an object of the invention to：A kind of single arm type hydraulic forging press that disclosure satisfy that fast forging and high accuracy forging is provided
Servo-drive system.
The invention provides following proposal：
A kind of C-frame hydraulic press servo-drive system for being applied to forging, including servomechanism installation, servomechanism and pressure sensing
Device, the servomechanism installation is electrically connected with the servomechanism and the pressure sensor respectively, the servomechanism and the pressure
Force snesor is electrically connected；
The servomechanism installation include Automatic slucie valve, hydraulic pressure list take blame for others, three valve distributors, oily servomotor, replenishing valve and three
Four port valve, the Automatic slucie valve, the three valves distributor and the replenishing valve are sequentially connected by pipeline, the automatic brake
Valve, the hydraulic pressure list are taken blame for others and the 3-position 4-way guiding valve is sequentially connected by pipeline, and the hydraulic pressure list is taken blame for others and connect with the oil
Power device is connected by pipeline；
The servomechanism includes arithmetic unit, digital analog converter, power amplifier, setting code-disc and feedback code-disc, described
Setting code-disc, the arithmetic unit, the digital analog converter and the power amplifier are sequentially connected electrically, the power amplifier with
The oily servomotor electrical connection, the oily servomotor, the feedback code-disc and arithmetic unit are sequentially connected electrically.
Preferably, the servomechanism installation also includes total gate valve, and the total gate valve is connected with the Automatic slucie valve by pipeline.
Preferably, the three valves distributor is connected with kicker cylinder by pipeline, and the replenishing valve passes through pipeline with working cylinder
Connection, the 3-position 4-way guiding valve is connected with inserted block cylinder by pipeline.
Preferably, the power amplifier is electrically connected with the three valves distributor, the pressure sensor respectively with it is described
Working cylinder and arithmetic unit electrical connection.
Preferably, the quantity of the oily servomotor is two.
Preferably, the code-disc that sets is any in contact encoder or optical encoder.
Preferably, the feedback code-disc is any in contact encoder or optical encoder.
Preferably, the total gate valve is any in armstrong's patent gate valve or automatic electromagnetic gate valve.
Preferably, the oily servomotor is connected with camshaft.
The beneficial effect that the present invention is produced：
The C-frame hydraulic press servo-drive system disclosed in this invention for being applied to forging, by setting servomechanism installation and being servo-actuated
System, realizes the rapid forge technique of forging, improves the production efficiency of forging；By setting pressure sensor, realize
Pressure compensation in forging process, improves and has forged precision.
Brief description of the drawings
Fig. 1 is the servomechanism installation structural representation of the single arm type hydraulic forging press of the present invention；
Fig. 2 is the block diagram of the servomechanism of the single arm type hydraulic forging press of the present invention.
Embodiment
Technical scheme is clearly and completely described below in conjunction with accompanying drawing, it is clear that described implementation
Example is a part of embodiment of the invention, rather than whole embodiments.Based on the embodiment in the present invention, ordinary skill
The every other embodiment that personnel are obtained under the premise of creative work is not made, belongs to the scope of protection of the invention.
In the description of the invention, it is necessary to explanation, term " " center ", " on ", " under ", "left", "right", " vertical ",
The orientation or position relationship of the instruction such as " level ", " interior ", " outer " be based on orientation shown in the drawings or position relationship, merely to
Be easy to the description present invention and simplify description, rather than indicate or imply signified device or element must have specific orientation,
With specific azimuth configuration and operation, therefore it is not considered as limiting the invention.In addition, term " first ", " second ",
" the 3rd " is only used for describing purpose, and it is not intended that indicating or implying relative importance.
In the description of the invention, it is necessary to illustrate, unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or be integrally connected；Can
To be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected to by intermediary, Ke Yishi
The connection of two element internals.For the ordinary skill in the art, with concrete condition above-mentioned term can be understood at this
Concrete meaning in invention.
It is shown in Figure 1, a kind of C-frame hydraulic press servo-drive system for being applied to forging, including servomechanism installation, servo-actuated system
System and pressure sensor, the servomechanism installation are electrically connected with the servomechanism and the pressure sensor respectively, described servo-actuated
System and pressure sensor electrical connection；The servomechanism installation include Automatic slucie valve 2, hydraulic pressure list take blame for others 3, three valve distributors 4,
Oily servomotor 5, replenishing valve 7 and 3-position 4-way guiding valve 8, the Automatic slucie valve, the three valves distributor and the replenishing valve pass through
Pipeline is sequentially connected, and the Automatic slucie valve, the hydraulic pressure list are taken blame for others and the 3-position 4-way guiding valve is sequentially connected by pipeline, institute
State hydraulic pressure list and take blame for others and be connected with the oily servomotor by pipeline.The servomechanism installation also include total gate valve 1, the total gate valve with
The Automatic slucie valve is connected by pipeline.The three valves distributor is connected with kicker cylinder 6 by pipeline, the replenishing valve and work
Cylinder 10 is connected by pipeline, and the 3-position 4-way guiding valve is connected with inserted block cylinder 9 by pipeline.The quantity of the oily servomotor is two
Individual, the oily servomotor is connected with camshaft.The total gate valve is armstrong's patent gate valve, when it is implemented, the total gate valve is also
It can be automatic electromagnetic gate valve.
Shown in Figure 2, the servomechanism includes arithmetic unit, digital analog converter, power amplifier, setting code-disc and anti-
Code-disc is presented, the setting code-disc, the arithmetic unit, the digital analog converter and the power amplifier are sequentially connected electrically, described
Power amplifier is electrically connected with the oily servomotor, and the oily servomotor, the feedback code-disc and arithmetic unit are sequentially connected electrically.Institute
Power amplifier is stated to electrically connect with the three valves distributor, the pressure sensor respectively with the working cylinder and the arithmetic unit
Electrical connection.The code-disc and the feedback code-disc of setting is optical encoder, when it is implemented, described set code-disc and described
Feedback code-disc can also be both configured to contact encoder.
Described in the present embodiment be applied to forging C-frame hydraulic press servo-drive system, by set servomechanism installation and with
Dynamic system, realizes the rapid forge technique of forging, improves the production efficiency of forging；By setting pressure sensor, realize
Pressure compensation in forging process, improves and has forged precision.
When C-frame hydraulic press described in the present embodiment works, 20MPa high-pressure emulsion is provided by water pump accumulator station,
The control valve that the hydraulic pressure list of the Automatic slucie valve is taken blame for others is powered, and the Automatic slucie valve is opened；The C-frame hydraulic press is not
During work, the control valve that the hydraulic pressure list of the Automatic slucie valve is taken blame for others is powered off, and the Automatic slucie valve is closed, cutoff high water.
Three valve distributors described in the present embodiment are by electro-hydraulic servo valve group, the oily servomotor and camshaft drive.Work as institute
When stating camshaft and being rotated counterclockwise by stop position, the second valve of the three valves distributor is first opened；When going to 10 degree, described
Two valves open 10mm, and the working cylinder of hydraulic press is connected with the kicker cylinder, due to the deadweight of moving component, the single arm type
The walking beam of hydraulic press and the working cylinder are moved downward, and the replenishing valve is inhaled out, and the low pressure liquid in pressure-loaded prefilling tank enters institute
Working cylinder topping up is stated, realizes that idle running is moved downward.The camshaft continues to rotate counterclockwise during impulse stroke, the three valves distribution
First valve of device is opened, when going to 30 degree, and first valve, which is opened, arrives maximum 20mm, and highly pressurised liquid enters institute by the first valve
State working cylinder, and replenishing valve described in forced closing.Impulse stroke is realized, now the kicker cylinder also leads to highly pressurised liquid.During backhaul,
The camshaft by stop position rotationally clockwise, open simultaneously by the 3rd valve of first valve and the three valves distributor
Open, first valve is that kicker cylinder supplies water under high pressure, and the working cylinder is then by the 3rd valve draining, so as to realize backhaul.
The inserted block cylinder is housed between the first valve valve rod and push rod, when the three-position four-way valve in the present embodiment
When electromagnet 2DT is powered, the inserted block cylinder promotes inserted block to advance, by the first valve jack-up, no longer by cam control, and described the
One valve is changed into normally open valve, realizes fast forging function.
Finally it should be noted that：Various embodiments above is merely illustrative of the technical solution of the present invention, rather than its limitations；To the greatest extent
The present invention is described in detail with reference to foregoing embodiments for pipe, it will be understood by those within the art that：Its according to
The technical scheme described in foregoing embodiments can so be modified, or which part or all technical characteristic are entered
Row equivalent substitution；And these modifications or replacement, the essence of appropriate technical solution is departed from various embodiments of the present invention technology
The scope of scheme.
Claims (8)
1. a kind of C-frame hydraulic press servo-drive system for being applied to forging, it is characterised in that：Including servomechanism installation, servomechanism and
Pressure sensor, the servomechanism installation is electrically connected with the servomechanism and the pressure sensor respectively, the servomechanism
With pressure sensor electrical connection；
The servomechanism installation include Automatic slucie valve, hydraulic pressure list take blame for others, three valve distributors, oily servomotor, replenishing valve and 3-position 4-way
Guiding valve, the Automatic slucie valve, the three valves distributor and the replenishing valve are sequentially connected by pipeline, the Automatic slucie valve, institute
State hydraulic pressure list and take blame for others and be sequentially connected with the 3-position 4-way guiding valve by pipeline, the hydraulic pressure list is taken blame for others logical with the oily servomotor
Cross pipeline connection；
The servomechanism includes arithmetic unit, digital analog converter, power amplifier, setting code-disc and feedback code-disc, the setting
Code-disc, the arithmetic unit, the digital analog converter and the power amplifier are sequentially connected electrically, the power amplifier with it is described
Oily servomotor electrical connection, the oily servomotor, the feedback code-disc and arithmetic unit are sequentially connected electrically.
2. the C-frame hydraulic press servo-drive system according to claim 1 for being applied to forging, it is characterised in that：The servo
Device also includes total gate valve, and the total gate valve is connected with the Automatic slucie valve by pipeline.
3. the C-frame hydraulic press servo-drive system according to claim 2 for being applied to forging, it is characterised in that：Three valve
Distributor is connected with kicker cylinder by pipeline, and the replenishing valve is connected with working cylinder by pipeline, the 3-position 4-way guiding valve with
Inserted block cylinder is connected by pipeline.
4. the C-frame hydraulic press servo-drive system according to claim 3 for being applied to forging, it is characterised in that：The power
Amplifier is electrically connected with the three valves distributor, and the pressure sensor is electrically connected with the working cylinder and the arithmetic unit respectively
Connect.
5. the C-frame hydraulic press servo-drive system according to claim 4 for being applied to forging, it is characterised in that：The oil connects
The quantity of power device is two.
6. the C-frame hydraulic press servo-drive system according to claim 5 for being applied to forging, it is characterised in that：The setting
Code-disc is any in contact encoder or optical encoder.
7. any described C-frame hydraulic press servo-drive system for being applied to forging in claim 1-6, its feature exists
In：The feedback code-disc is any in contact encoder or optical encoder.
8. any described C-frame hydraulic press servo-drive system for being applied to forging in claim 2-6, its feature exists
In：The total gate valve is any in armstrong's patent gate valve or automatic electromagnetic gate valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610737086.5A CN106141055B (en) | 2016-08-26 | 2016-08-26 | A kind of C-frame hydraulic press servo-drive system for being applied to forging |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610737086.5A CN106141055B (en) | 2016-08-26 | 2016-08-26 | A kind of C-frame hydraulic press servo-drive system for being applied to forging |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106141055A CN106141055A (en) | 2016-11-23 |
| CN106141055B true CN106141055B (en) | 2017-11-03 |
Family
ID=57342700
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610737086.5A Active CN106141055B (en) | 2016-08-26 | 2016-08-26 | A kind of C-frame hydraulic press servo-drive system for being applied to forging |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT398942B (en) * | 1987-04-02 | 1995-02-27 | Laeis & Bucher Gmbh | DOSING DEVICE FOR DETERMINING THE DISCHARGE AND LOAD VOLUME OF THE HYDRAULIC LIQUID OF A DOSABLE ENERGY STORAGE OF A HYDRAULIC SYSTEM, IN PARTICULAR A HYDRAULIC IMPACT PRESS |
| CN201300186Y (en) * | 2008-11-11 | 2009-09-02 | 陕西多伦科技发展有限公司 | Energy-saving rapid forging machine |
| CN201427169Y (en) * | 2009-07-10 | 2010-03-24 | 沈阳重型机械集团有限责任公司 | Proportional relief circuit of high-speed forging hydraulic press |
| CN103292004A (en) * | 2013-05-22 | 2013-09-11 | 天津市天锻压力机有限公司 | High-speed forging valve control device of hydraulic forging machine |
| CN203281783U (en) * | 2013-05-22 | 2013-11-13 | 天津市天锻压力机有限公司 | High-speed forging valve control system of forging hydraulic press |
| CN206083721U (en) * | 2016-08-26 | 2017-04-12 | 安徽安簧机械股份有限公司 | C -frame hydraulic press servo with forge function soon |
-
2016
- 2016-08-26 CN CN201610737086.5A patent/CN106141055B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT398942B (en) * | 1987-04-02 | 1995-02-27 | Laeis & Bucher Gmbh | DOSING DEVICE FOR DETERMINING THE DISCHARGE AND LOAD VOLUME OF THE HYDRAULIC LIQUID OF A DOSABLE ENERGY STORAGE OF A HYDRAULIC SYSTEM, IN PARTICULAR A HYDRAULIC IMPACT PRESS |
| CN201300186Y (en) * | 2008-11-11 | 2009-09-02 | 陕西多伦科技发展有限公司 | Energy-saving rapid forging machine |
| CN201427169Y (en) * | 2009-07-10 | 2010-03-24 | 沈阳重型机械集团有限责任公司 | Proportional relief circuit of high-speed forging hydraulic press |
| CN103292004A (en) * | 2013-05-22 | 2013-09-11 | 天津市天锻压力机有限公司 | High-speed forging valve control device of hydraulic forging machine |
| CN203281783U (en) * | 2013-05-22 | 2013-11-13 | 天津市天锻压力机有限公司 | High-speed forging valve control system of forging hydraulic press |
| CN206083721U (en) * | 2016-08-26 | 2017-04-12 | 安徽安簧机械股份有限公司 | C -frame hydraulic press servo with forge function soon |
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| Publication number | Publication date |
|---|---|
| CN106141055A (en) | 2016-11-23 |
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