CN102836986B - Automatic control device for drum type centrifugal casting machine - Google Patents
Automatic control device for drum type centrifugal casting machine Download PDFInfo
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- CN102836986B CN102836986B CN201210347654.2A CN201210347654A CN102836986B CN 102836986 B CN102836986 B CN 102836986B CN 201210347654 A CN201210347654 A CN 201210347654A CN 102836986 B CN102836986 B CN 102836986B
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Abstract
The invention provides an automatic control device for a drum type centrifugal casting machine, belongs to the technical field of centrifugal casting machines, and aims to provide a horizontal centrifugal casting machine which can control the rotating speed and the quality of the casting liquid. The technical scheme is as follows: a driving supporting wheel and a driven supporting wheel are arranged on supporting wheel supports, wherein the driving supporting wheel is coaxially connected with a motor; casts are arranged on the driving supporting wheel and the driven supporting wheel; a pouring runner is arranged on a pouring trolley, with the upper port placed at an outlet of a casting plate; the lower part of the pouring runner extends into each cast through a cast end cover; a rotating speed sensor is arranged on an output shaft of a motor; an electronic weighing device is arranged at the lower part of the casting plate; the rotating speed sensor and the electronic weighing device are both electrically connected with a single chip, and transmit the acquired rotating speed signal and the weight signal to the single chip; the single-chip is connected with a transducer and an alarming device; and the transducer is connected with the motor. The automatic control device is suitable for being applied to a casting factory.
Description
Technical field
Drum-type centrifugal casting machine automaton of the present invention, belongs to centrifugal casting machine technical field.
Background technology
Centrifugal casting pours in the casting mold of rotation by liquid metal, is frozen into the casting method of foundry goods at centrifugal action lower charging type; The machine of centrifugal casting is called centrifugal casting machine, horizontal centrifugal casting machine is mainly used in pouring into a mould various tubular cast, as water pipe and the gas pipe of casting pig spheroidal graphite cast-iron, minimum 75 millimeters of caliber, maximumly reach 3000 millimeters, in addition pourable paper machine heavy caliber copper roller, various carbon steel, alloy pipe and require that ectonexine has the double-deck material steel roll of heterogeneity, apply very extensive.
Along with improving constantly of commercial production levels, also more and more stricter to the requirement of cast member, but existing horizontal centrifugal casting machine all adopts manual operation, particularly drum-type centrifugal casting machine, more and more be not suitable with the quality requirement of present product, the invariablenes turning speed of such as general drum-type centrifugal casting machine, no matter what moment is all with same rotation speed operation, when zero load, expend very large electric energy, and when casting some heavier foundry goods, along with the increase of casting liquid, rotating speed can change, and impacts the shaping of foundry goods; And for example in the casting cycle of casting liquid, staff adds appropriate liquid metals by rule of thumb, like this in the process of casting, easily occurs the phenomenon that casting liquid is too much or very few to produce certain impact to the quality of cast member like this; These are not enough, have seriously fettered the development of drum-type centrifugal casting technique.
Summary of the invention
The present invention overcomes the deficiency that prior art exists, and technical problem to be solved is: provide a kind of horizontal centrifugal casting machine that can control rotating speed and casting liquid quality.
For solving the problems of the technologies described above, the technical solution adopted in the present invention is: drum-type centrifugal casting machine automaton, drum-type centrifugal casting machine mainly comprises active roller station, driven support roller, roller bracket, casting mold, casting bogie, casting ladle and motor, described active roller station and driven support roller are arranged on roller bracket, active roller station is coaxially connected with motor, and casting mold is arranged on active roller station and driven support roller; Described casting bogie is provided with casting chute, the top of casting chute is placed in the exit of casting ladle, and the bottom of casting chute is stretched in casting mold by casting mold end cap;
The output shaft of described motor is provided with speed probe, electronic weigher is installed in the bottom of described casting ladle, speed probe and electronic weigher are all electrically connected with single-chip microcomputer, the tach signal of collection and weight signal are sent to single-chip microcomputer by speed probe and electronic weigher respectively, single-chip microcomputer is connected with frequency converter and alarm device, and frequency converter is connected with motor.
Described single-chip microcomputer is provided with USB port, and single-chip microcomputer is also connected with display screen and keyboard.
The bottom of described casting bogie is provided with roller.
Described single-chip microcomputer, frequency converter, display screen and keyboard are installed in a control cabinet.
The beneficial effect that the present invention compared with prior art has is: the present invention changes the working method of motor in drum-type centrifugal casting machine, accurately can control rotating speed and casting Liquid addition, greatly improve the quality of cast product, avoid the generation of substandard products, and improve the working method of staff; Whole device uses element cost lower, and economy is high.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the present invention will be further described in detail:
Fig. 1 is structural representation of the present invention;
Fig. 2 is A-A place sectional view in Fig. 1;
Fig. 3 is electrical block diagram of the present invention;
In figure: 1 be active roller station, 2 be driven support roller, 3 be roller bracket, 4 be casting mold, 5 be casting bogie, 6 be casting ladle, 7 be motor, 8 for casting chute, 9 be speed probe, 10 be electronic weigher, 11 be single-chip microcomputer, 12 be frequency converter, 13 be alarm device, 14 be USB port, 15 be display screen, 16 be keyboard, 17 for roller.
Detailed description of the invention
As shown in Figure 1 to Figure 3, drum-type centrifugal casting machine automaton of the present invention, drum-type centrifugal casting machine mainly comprises active roller station 1, driven support roller 2, roller bracket 3, casting mold 4, casting bogie 5, casting ladle 6 and motor 7, described active roller station 1 and driven support roller 2 are arranged on roller bracket 3, active roller station 1 is coaxially connected with motor 7, and casting mold 4 is arranged on active roller station 1 and driven support roller 2; Described casting bogie 5 is provided with casting chute 8, the bottom of casting bogie 5 is provided with roller 17, and the top of casting chute 8 is placed in the exit of casting ladle 6, and the bottom of casting chute 8 is stretched in casting mold 4 by casting mold 4 end cap.
The output shaft of described motor 7 is provided with speed probe 9, electronic weigher 10 is installed in the bottom of described casting ladle 6, speed probe 9 and electronic weigher 10 are all electrically connected with single-chip microcomputer 11, the tach signal of collection and weight signal are sent to single-chip microcomputer 11 by speed probe 9 and electronic weigher 10 respectively, single-chip microcomputer 11 is connected with frequency converter 12 and alarm device 13, single-chip microcomputer 11 is provided with USB port 14, and single-chip microcomputer 11 is also connected with display screen 15 and keyboard 16, and frequency converter 12 is connected with motor 7; Above-mentioned single-chip microcomputer 11, frequency converter 12, display screen 15 and keyboard 16 are installed in a control cabinet.
Above-mentioned speed probe 9 gathers the rotating speed of motor 7, real-time is sent to single-chip microcomputer 11 by the rotating speed of collection, the total quality of electronic weigher 10 Real-time Collection casting ladle 6, and the data of collection are sent to single-chip microcomputer 11, single-chip microcomputer 11 storage inside has the original quality of casting ladle 6, pass through computing, can show that casting ladle 6 is cast the quality of liquid, also can obtain casting ladle 6 in a period of time to inject casting mold 4 and to cast the quality of liquid, by the calculating of single-chip microcomputer 11, can show that casting liquid adds the speed of casting mold 4; Like this, single-chip microcomputer 11 can obtain the rotating speed of casting mold 4 and casting liquid adds the speed of casting mold 4; The USB port 14 connected by single-chip microcomputer 11, display screen 15 and keyboard 16 can pre-enter the technical parameter needing cast article, comprise: the material of casting mold, internal-and external diameter, quality, intensity and forging type etc., wherein forging type includes: the speed that casting liquid adds, the rotating speed, casting time etc. of casting mold 4.
When a kind of product cast by needs, in advance by the technical parameter of this cast article input single-chip microcomputer 11, then motor 7 is opened, single-chip microcomputer 11 controls frequency converter 12 and makes motor 7 remain on best rotating speed, and what can show casting liquid adds speed, also can add according to casting liquid the rotating speed that speed controls motor 7, make it to reach best duty; It is very convenient that some special cast members of such production become, as produced the pipe fitting that inside and outside wall material differs, can different rotating speeds and charging rate in addition for different materials and cooling procedure, to ensure the quality of foundry goods, when the rotating speed of casting mold 4 adds the speed postcritical of casting mold 4 with casting liquid time, reported to the police by alarm device 13, remind staff.
The present invention changes the working method of motor 7 in drum-type centrifugal casting machine, accurately can control rotating speed and casting Liquid addition, greatly improve the quality of cast product, avoid the generation of substandard products, and improve the working method of staff; Whole device uses element cost lower, and economy is high.
Claims (4)
1. drum-type centrifugal casting machine automaton, drum-type centrifugal casting machine mainly comprises active roller station (1), driven support roller (2), roller bracket (3), casting mold (4), casting bogie (5), casting ladle (6) and motor (7), described active roller station (1) and driven support roller (2) are arranged on roller bracket (3), active roller station (1) is coaxially connected with motor (7), and casting mold (4) is arranged on active roller station (1) and driven support roller (2); Described casting bogie (5) is provided with casting chute (8), the top of casting chute (8) is placed in the exit of casting ladle (6), and the bottom of casting chute (8) is stretched in casting mold (4) by casting mold (4) end cap;
It is characterized in that: the output shaft of described motor (7) is provided with speed probe (9), electronic weigher (10) is installed in the bottom of described casting ladle (6), speed probe (9) and electronic weigher (10) are all electrically connected with single-chip microcomputer (11), the tach signal of collection and weight signal are sent to single-chip microcomputer (11) by speed probe (9) and electronic weigher (10) respectively, single-chip microcomputer (11) is connected with frequency converter (12) and alarm device (13), and frequency converter (12) is connected with motor (7).
2. drum-type centrifugal casting machine automaton according to claim 1, is characterized in that: described single-chip microcomputer (11) is provided with USB port (14), single-chip microcomputer (11) is also connected with display screen (15) and keyboard (16).
3. the drum-type centrifugal casting machine automaton described in described in claim 1 or 2, is characterized in that: the bottom of described casting bogie (5) is provided with roller (17).
4. drum-type centrifugal casting machine automaton according to claim 2, is characterized in that: described single-chip microcomputer (11), frequency converter (12), display screen (15) and keyboard (16) are installed in a control cabinet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210347654.2A CN102836986B (en) | 2012-09-19 | 2012-09-19 | Automatic control device for drum type centrifugal casting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210347654.2A CN102836986B (en) | 2012-09-19 | 2012-09-19 | Automatic control device for drum type centrifugal casting machine |
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| Publication Number | Publication Date |
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| CN102836986A CN102836986A (en) | 2012-12-26 |
| CN102836986B true CN102836986B (en) | 2015-05-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210347654.2A Active CN102836986B (en) | 2012-09-19 | 2012-09-19 | Automatic control device for drum type centrifugal casting machine |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107866540A (en) * | 2017-11-28 | 2018-04-03 | 宁波江北珂达汽车技术有限公司 | The centrifugal casting equipment of auto parts machinery |
| CN107855488A (en) * | 2017-11-28 | 2018-03-30 | 宁波江北珂达汽车技术有限公司 | The centre spinning method of auto parts machinery |
| CN110375831A (en) * | 2019-08-20 | 2019-10-25 | 四川龙麟科创节能环保科技股份有限公司 | A kind of online real-time weighing system of the solid material of revolving cylinder |
| CN112355266A (en) * | 2020-10-16 | 2021-02-12 | 青阳县乐旺配件制造有限公司 | Variable-frequency centrifugal casting method |
| CN116494375B (en) * | 2023-05-16 | 2024-01-30 | 南京钜砼建筑工业技术研究所有限公司 | Energy-saving efficient prefabricated hollow pile centrifugal forming device and use method |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0357547A (en) * | 1989-07-26 | 1991-03-12 | Kubota Corp | Automatic centrifugal casting machine |
| CN2224051Y (en) * | 1995-07-26 | 1996-04-10 | 中国石油化工总公司 | Centrifugal casting machine |
| CN101590520B (en) * | 2009-06-25 | 2011-05-11 | 陈华 | Quantitative pouring device |
| CN202120083U (en) * | 2011-06-16 | 2012-01-18 | 湖南工程学院 | Integrated control system of centrifugal casting machine |
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