CN102896762B - Device for full-automatically replacing rubber filtering net - Google Patents
Device for full-automatically replacing rubber filtering net Download PDFInfo
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- CN102896762B CN102896762B CN201210429913.6A CN201210429913A CN102896762B CN 102896762 B CN102896762 B CN 102896762B CN 201210429913 A CN201210429913 A CN 201210429913A CN 102896762 B CN102896762 B CN 102896762B
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- slide plate
- plate
- approach switch
- filter glue
- oil cylinder
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Abstract
The invention discloses a device for full-automatically replacing a rubber filtering net, and relates to a device for replacing a rubber filtering net of a rubber filtering and extruding machine. The device comprises a sliding plate, and a rubber-filtering porous plate I and a rubber-filtering porous plate II which are arranged on the sliding plate at an interval, an oil cylinder which is arranged at a back end of the sliding plate to push and pull the sliding plate to move back and forth, a hydraulic pump which is connected with the oil cylinder, a solenoid valve which is arranged in a pipeline between the oil cylinder and the hydraulic pump, a pressure sensor of which one end stretches into a handpiece of the extruding machine to sense the pressure of the handpiece of the extruding machine, a position induction device which is arranged on one side of the sliding plate to induce the position of the sliding plate, and a programmable logic controller (PLC) which controls the extruding machine to automatically replace the rubber filtering net, wherein the distance between the rubber-filtering porous plate I and the rubber-filtering porous plate II is equal to the movement distance of the sliding plate in the process of automatically replacing the rubber filtering net; and the PLC is connected with a motor of the hydraulic pump, the solenoid valve, the pressure sensor, the position induction device and a power supply of the extruding machine respectively. The device for full-automatically replacing the rubber filtering net has the advantages that the rubber filtering net can be automatically replaced, work efficiency is effectively improved, and the service life of the rubber filtering and extruding machine is prolonged.
Description
Technical field
The present invention relates to a kind of device of changing rubber filter rubber extruding machine filter glue net, especially a kind of device of the full-automatic replacing filter glue net for rubber filter rubber extruding machine.
Background technology
The rubber extruding machine of rubber filter at present (being called for short " extruder " below) is used for the inner tube of a tyre or sebific duct is produced, generally be divided into two kinds of extruders of hot feeding and cold feeding, two kinds of extruders are all installed filter glue net in extruder front end head section, when filter glue net, filter long-pending impurity and need to change filter glue net after too much, Main is to be managed by artificial visual in the industry at present, with workman's test and judge filter glue net filter long-pending impurity too much after, artificial shutdown, manually change filter glue net, again start more afterwards, manually change not only complex procedures of filter glue net, also have a strong impact on operating efficiency, even often because the inaccurate head pressure that causes of judgement is excessive, and squeeze bad, squeeze crack is filtered with filter glue porous plate, cause cross-head distortion etc.
Summary of the invention
The object of this invention is to provide the device of a kind ofly automatically changing filter glue net by detecting cross-head pressure, effectively increasing work efficiency, extend the full-automatic replacing filter glue net in rubber filter rubber extruding machine service life.
The technical scheme that the present invention adopts is for achieving the above object: a kind of device of full-automatic replacing filter glue net, this device comprises slide plate, interval is arranged on filter glue porous plate I and the filter glue porous plate II on slide plate, be arranged on the oil cylinder that skateboard back-end moves forward and backward with push-and-pull slide plate when changing filter glue net, the hydraulic pump being connected with oil cylinder, be arranged on the magnetic valve between oil cylinder and hydraulic pump pipeline, one end extends in cross-head to respond to the pressure sensor of cross-head pressure, be arranged on slide plate one side position induction device with induction sledge displacement in automatically changing filter glue network process, control extruder and automatically change the PLC of filter glue net, distance between filter glue porous plate I and filter glue porous plate II equates with the distance once replacing filter glue network process middle slide plate moves automatically, PLC by wire respectively with magnetic valve, pressure sensor, position induction device, the motor of extruder power supply and hydraulic pump connects.
Further technical scheme of the present invention is: the piston end of extending outside cylinder block is connected with clamping device, clamping device comprises two clamping plate that are connected with piston end and for holding the pilot pin of clamping plate and slide plate, two clamping plate are provided with relative locating hole I, slide plate is provided with locating hole II near oil cylinder one end, slide plate is arranged between two clamping plate of clamping device near oil cylinder one end, locating hole I is corresponding with locating hole II respectively, and pilot pin is fixed between two clamping plate of clamping device slide plate after passing locating hole I and locating hole II.
Further technical scheme more of the present invention is: described position induction device comprises support bar and is arranged on approach switch I and the approach switch II on support bar, described support bar one end is fixedly connected on oil cylinder mounting bracket, the support bar other end extends internally and is set in parallel in slide plate one side, approach switch I and approach switch II are arranged on respectively on the support bar with slide plate parallel-segment, and the distance between approach switch I and approach switch II equates with the distance once replacing filter glue network process middle slide plate moves automatically, the approach switch I of position induction device is connected with PLC by wire respectively with approach switch II.
Further technical scheme again of the present invention is: the side-prominent metal coupling being provided with for approach switch I or the induction of approach switch II of described slide plate one.
Further technical scheme of the present invention is: described slide plate is provided with two shoulder holes, and filter glue porous plate I and filter glue porous plate II are arranged on respectively in two shoulder holes.
Owing to adopting said structure, the present invention's the full-automatic device of changing filter glue net has following beneficial effect:
1, automatically change filter glue net, effectively increase work efficiency
The present invention's the full-automatic device of changing filter glue net is respectively equipped with filter glue porous plate I and filter glue porous plate II on slide plate, pressure sensor detects cross-head pressure, and pressure signal is transferred to PLC, when pressure surpasses setting value, PLC controls extruder and shuts down, and send enabling signal to the motor of hydraulic pump, after extruder is shut down, PLC output signal is to magnetic valve, oil cylinder pushing slide plate moves forward fast, slide plate moves rear approach switch I and extinguishes, when moving to before extruder is shut down, filter glue porous plate I filters glue porous plate II position, approach switch II detects signal and passes to PLC, the motor that PLC sends signal controlling hydraulic pump quits work it, PLC sends the startup of signal controlling extruder again can follow continuously normal production, it is the filter glue porous plate II of replaceable obstruction that filter glue porous plate II is pushed out cross-head outside, when detecting cross-head pressure again, pressure sensor surpasses setting value, PLC again controls extruder and shuts down, and send enabling signal to the motor of hydraulic pump, after extruder is shut down, PLC output signal is to magnetic valve, oil cylinder pulls slide plate to move fast backward, slide plate moves closer to backward switch II and extinguishes, when moving to before extruder is shut down, filter glue porous plate II filters glue porous plate I position, approach switch I detects signal and passes to PLC, the motor that PLC sends signal controlling hydraulic pump quits work it, PLC sends the startup of signal controlling extruder again can follow continuously normal production, it is the filter glue porous plate I of replaceable obstruction that filter glue porous plate I is pushed out cross-head outside, after controlling by PLC, can realize and automatically change filter glue net, without changing manually filter glue net, can effectively increase work efficiency.
2, extend rubber filter rubber extruding machine service life
The present invention's the full-automatic device of changing filter glue net is in automatically changing filter glue network process, cross-head pressure is by pressure sensor real time automatic detection, as long as pressure surpasses setting value, PLC controls each device and automatically changes filter glue net, can not cause head pressure excessive because artificial judgment is inaccurate, and squeeze bad, squeeze crack, filter with filter glue porous plate, cause cross-head distortion, can effectively extend rubber filter rubber extruding machine service life.
The device of the present invention automatically being changed to filter glue net below in conjunction with drawings and Examples is described further.
Accompanying drawing explanation
Fig. 1 is the structural representation that the present invention automatically changes the device of filter glue net;
Fig. 2 is the A-A direction cutaway view of Fig. 1;
Fig. 3 is the B-B direction cutaway view of Fig. 1;
Fig. 4 is the device control principle schematic diagram that the present invention automatically changes filter glue net.
Main element label declaration: 1-oil cylinder, 2-magnetic valve, 3-hydraulic pump, 4-clamping device, 5-slide plate, 6-filter glue porous plate I, 7-filter glue porous plate II, 8-pressure sensor, 9-oil cylinder mounting bracket, 10-clamping plate, 11-support bar, 12-approach switch I, 13-approach switch II, 14-pilot pin, 15-PLC.
The specific embodiment
As shown in Figures 1 to 4, the present invention automatically changes the device of filter glue net, this device comprises slide plate 5, interval is arranged on filter glue porous plate I 6 and the filter glue porous plate II 7 on slide plate 5, be arranged on the oil cylinder 1 that slide plate 5 rear ends move forward and backward with push-and-pull slide plate 5 when changing filter glue net, the hydraulic pump 3 being connected with oil cylinder 1, be arranged on the magnetic valve 2 between oil cylinder 1 and hydraulic pump 3 pipelines, one end extends in cross-head to respond to the pressure sensor 8 of cross-head pressure, be arranged on slide plate 5 one sides position induction device with induction slide plate 5 positions in automatically changing filter glue network process, control extruder and automatically change the PLC15 of filter glue net, slide plate 5 is provided with two shoulder holes, filter glue porous plate I 6 and filter glue porous plate II 7 are arranged on respectively in two shoulder holes, distance between filter glue porous plate I 6 and filter glue porous plate II 7 equates with the distance once replacing filter glue network process middle slide plate 5 moves automatically, PLC15 by wire respectively with magnetic valve 2, pressure sensor 8, position induction device, the motor of extruder power supply and hydraulic pump connects.PLC15 is programmable logic controller (PLC), is a kind of existing equipment that can directly buy, and at this, is not described in detail its structure.The dotted line being connected with PLC15 in figure is wire.Magnetic valve 2 is three position four-way electromagnetic valve in the present embodiment.In Fig. 2, arrow H direction is for entering glue direction, and arrow F direction is plastic emitting direction, and Fig. 4 arrow G direction is the place ahead.
The piston end of extending outside oil cylinder 1 cylinder body is connected with clamping device 4, clamping device 4 comprises two clamping plate 10 that are connected with piston end and for holding the pilot pin 14 of clamping plate 10 and slide plate 5, two clamping plate 10 are provided with relative locating hole I, slide plate 5 is provided with locating hole II near oil cylinder 1 one end, slide plate 5 is arranged on 10, two clamping plate of clamping device 4 near oil cylinder 1 one end, locating hole I is corresponding with locating hole II respectively, and pilot pin 14 makes after through locating hole I and locating hole II slide plate 5 be fixed on 10, two clamping plate of clamping device 4.
Described position induction device comprises support bar 11 and is arranged on approach switch I 12 and the approach switch II 13 on support bar 11, described support bar 11 one end are fixedly connected on oil cylinder mounting bracket 9, support bar 11 other ends extend internally and are set in parallel in slide plate 5 one sides, approach switch I 12 and approach switch II 13 are arranged on respectively on the support bar 11 with slide plate 5 parallel-segment, and the distance between approach switch I 12 and approach switch II 13 equates with the distance once replacing filter glue network process middle slide plate 5 moves automatically, the approach switch I 12 of position induction device is connected with PLC15 by wire respectively with approach switch II 13.The side-prominent metal coupling being provided with for approach switch I 12 or 13 inductions of approach switch II of described slide plate 5 one, metal coupling is pilot pin 14 in the present embodiment, pilot pin 14 is its outstanding clamping plate 10 upper surfaces of hardware, pilot pin 14 top end surfaces and approach switch I 12, approach switch II are not more than 5mm in vertical distance between 13 lower ends, under pilot pin 14 moves to approach switch I 12 or approach switch II 13, after approach switch I 12 or approach switch II 13 sense signal, signal is passed to PLC15.
During work, in cross-head, filter glue porous plate II 7 blocked after, because extruder does not stop, screw extruding sizing material causes glue-feeder head pressure constantly to rise, pressure sensor 8 detects head actual pressure and is greater than after 1.5 times of service pressures, setting value is 1.5 times of normal pressure, certainly setting value also can be worth for other, PLC15 calculates judgement head according to the analog signals of pressure sensor 8 inputs and stops up, thereby output stop signal control extruder stops, the motor of the hydraulic pump 3 of PLC15 control simultaneously starts automatically, wait for ten seconds (extruder dwell times, can pass through programming) after, PLC15 output signal is controlled oil cylinder 1 promotion slide plate 5 to magnetic valve YV2 coil and is moved forward fast, make to filter glue porous plate I 6 and arrive filter glue porous plate II 7 in the front position of shutdown, at this moment, pilot pin 14 moves under approach switch II 13, approach switch II 13 is bright, approach switch I 12 is extinguished, showing to filter glue porous plate I 6 has changed and has put in place, now PLC15 receives that control hydraulic pump 3 after the signal of approach switch II 13 quits work at once, give extruder enabling signal simultaneously, extruder is then produced continuously.
Otherwise, filter in this way after 6 obstructions of glue porous plate I, because extruder does not stop, screw extruding sizing material causes head pressure constantly to rise, pressure sensor 8 detects head actual pressure and is greater than after 1.5 times of service pressures, PLC15 calculates judgement head according to the analog signals of pressure sensor 8 inputs and stops up, thereby output stop signal control extruder stops, the motor of the hydraulic pump 3 of PLC15 control simultaneously starts automatically, wait for ten seconds (extruder dwell times, can pass through programming) after, PLC15 output signal is controlled oil cylinder 1 promotion slide plate 5 to magnetic valve YV1 coil and is moved fast backward, make to filter glue porous plate II 7 and arrive filter glue porous plate I 6 in the front position of shutdown, at this moment, pilot pin 14 moves under approach switch I 12, approach switch I 12 is bright, approach switch II 13 is extinguished, showing to filter glue porous plate II 7 has changed and has put in place, now PLC15 receives that control hydraulic pump 3 after the signal of approach switch I 12 quits work at once, give extruder enabling signal simultaneously, extruder is then produced continuously.
As variation of the present invention, clamping device and position induction device are not limited to the cited form of above-described embodiment, also can to structure, do appropriate change according to its function, as long as the conversion done within the scope of the invention all belongs to category of the present invention.
Claims (5)
1. automatically change the device of filtering glue net for one kind, it is characterized in that, this device comprises slide plate (5), interval is arranged on filter glue porous plate I (6) and the filter glue porous plate II (7) on slide plate (5), be arranged on the oil cylinder (1) that slide plate (5) rear end moves forward and backward with push-and-pull slide plate (5) when changing filter glue net, the hydraulic pump (3) being connected with oil cylinder (1), be arranged on the magnetic valve (2) between oil cylinder (1) and hydraulic pump (3) pipeline, one end extends in cross-head to respond to the pressure sensor (8) of cross-head pressure, be arranged on slide plate (5) one sides position induction device with induction slide plate (5) position in automatically changing filter glue network process, control extruder and automatically change the PLC(15 of filter glue net), the distance of filtering between glue porous plate I (6) and filter glue porous plate II (7) equates with the distance once replacing filter glue network process middle slide plate (5) moves automatically, PLC(15) by wire respectively with magnetic valve (2), pressure sensor (8), position induction device, the motor of extruder power supply and hydraulic pump connects.
2. the device of glue net is filtered in full-automatic replacing as claimed in claim 1, it is characterized in that, the piston end of extending outside oil cylinder (1) cylinder body is connected with clamping device (4), clamping device (4) comprises two clamping plate (10) that are connected with piston end and for holding the pilot pin (14) of clamping plate (10) and slide plate (5), two clamping plate (10) are provided with relative locating hole I, slide plate (5) is provided with locating hole II near oil cylinder (1) one end, slide plate (5) is arranged between two clamping plate (10) of clamping device (4) near oil cylinder (1) one end, locating hole I is corresponding with locating hole II respectively, pilot pin (14) is fixed between two clamping plate (10) of clamping device (4) slide plate (5) after passing locating hole I and locating hole II.
3. the device of glue net is filtered in full-automatic replacing as claimed in claim 1, it is characterized in that, described position induction device comprises support bar (11) and is arranged on approach switch I (12) and the approach switch II (13) on support bar (11), described support bar (11) one end is fixedly connected on oil cylinder mounting bracket (9), support bar (11) other end extends internally and is set in parallel in slide plate (5) one sides, approach switch I (12) and approach switch II (13) are arranged on respectively on the support bar (11) with slide plate (5) parallel-segment, and the distance between approach switch I (12) and approach switch II (13) equates with the distance once replacing filter glue network process middle slide plate (5) moves automatically, the approach switch I (12) of position induction device with approach switch II (13) respectively by wire and PLC(15) be connected.
4. the device of full-automatic replacing filter glue net as claimed in claim 3, is characterized in that, the side-prominent metal coupling being provided with for approach switch I or approach switch II (13) induction of described slide plate (5).
5. the device of full-automatic replacing filter glue net as claimed in claim 1, is characterized in that, described slide plate (5) is provided with two shoulder holes, and filter glue porous plate I (6) and filter glue porous plate II (7) are arranged on respectively in two shoulder holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210429913.6A CN102896762B (en) | 2012-11-01 | 2012-11-01 | Device for full-automatically replacing rubber filtering net |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210429913.6A CN102896762B (en) | 2012-11-01 | 2012-11-01 | Device for full-automatically replacing rubber filtering net |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102896762A CN102896762A (en) | 2013-01-30 |
| CN102896762B true CN102896762B (en) | 2014-09-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210429913.6A Expired - Fee Related CN102896762B (en) | 2012-11-01 | 2012-11-01 | Device for full-automatically replacing rubber filtering net |
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| CN (1) | CN102896762B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105500557A (en) * | 2016-02-16 | 2016-04-20 | 沈永灶 | Intelligent waste plastic processing system |
| CN112078171A (en) * | 2019-06-14 | 2020-12-15 | 中国石油化工股份有限公司 | Orifice plate switching assembly of bar extruder and bar extruder comprising same |
| CN113232269A (en) * | 2021-06-08 | 2021-08-10 | 王继立 | Filtering device for plastic extruder and method for replacing filtering net |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202922952U (en) * | 2012-11-01 | 2013-05-08 | 柳州市华工百川橡塑科技有限公司 | Full-automatic device for replacing rubber filter screen |
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2012
- 2012-11-01 CN CN201210429913.6A patent/CN102896762B/en not_active Expired - Fee Related
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202922952U (en) * | 2012-11-01 | 2013-05-08 | 柳州市华工百川橡塑科技有限公司 | Full-automatic device for replacing rubber filter screen |
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| CN102896762A (en) | 2013-01-30 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Device for full-automatically replacing rubber filtering net Effective date of registration: 20150727 Granted publication date: 20140910 Pledgee: Bank of China Limited by Share Ltd Guangzhou Tianhe branch Pledgor: Liuzhou SCUT Bestry Rubber Plastic Technology Co.,Ltd. Registration number: 2015990000605 |
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| PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140910 Termination date: 20171101 |
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| CF01 | Termination of patent right due to non-payment of annual fee |