CN102896762A - Device for full-automatically replacing rubber filtering net - Google Patents
Device for full-automatically replacing rubber filtering net Download PDFInfo
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- CN102896762A CN102896762A CN2012104299136A CN201210429913A CN102896762A CN 102896762 A CN102896762 A CN 102896762A CN 2012104299136 A CN2012104299136 A CN 2012104299136A CN 201210429913 A CN201210429913 A CN 201210429913A CN 102896762 A CN102896762 A CN 102896762A
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- slide plate
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- filter glue
- approach switch
- 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, the device of glue net is filtered in especially a kind of full-automatic replacing for rubber filter rubber extruding machine.
Background technology
At present rubber filter rubber extruding machine (" extruder " is called for short in the back) is multiplex in the inner tube of a tyre or sebific duct production; 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; after the long-pending impurity of filter glue net filter is too much, need to change filter glue net; Main is to be managed by artificial visual in the industry at present; after too much with the long-pending impurity of workman's test and judge filter glue net filter; the artificial shutdown; manually change filter glue net; afterwards more again start; manually change not only complex procedures of filter glue net; also have a strong impact on operating efficiency; even often owing to judging that the inaccurate head pressure that causes is excessive; and squeeze bad; squeeze crack is filtered with filter glue porous plate, causes cross-head distortion etc.
Summary of the invention
The purpose of this invention is to provide the device of a kind ofly automatically changing filter glue net, Effective Raise operating efficiency by detecting cross-head pressure, prolonging the full-automatic replacing filter glue net in rubber filter rubber extruding machine service life.
The technical scheme that the present invention adopts for achieving the above object is: a kind of device of full-automatic replacing filter glue net, this device comprises slide plate, the interval is installed in filter glue porous plate I and the filter glue porous plate II on the slide plate, be arranged on the oil cylinder that skateboard back-end moves forward and backward with the push-and-pull slide plate when changing filter glue net, the hydraulic pump that is connected with oil cylinder, be arranged on the magnetic valve between oil cylinder and the hydraulic pump pipeline, one end extends in the cross-head to respond to the pressure sensor of cross-head pressure, be arranged on slide plate one side position induction device with the induction sledge displacement in automatically changing filter glue network process, the control extruder is changed the PLC of filter glue net automatically, distance between filter glue porous plate I and the filter glue porous plate II with equate once automatically changing the distance that filter glue network process middle slide plate moves, 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: extend the outer piston end of cylinder block and be connected with clamping device, clamping device comprises two clamping plate that are connected with piston end and the pilot pin that is used for holding clamping plate and slide plate, two clamping plate are provided with relative locating hole I, slide plate is provided with the locating hole II near oil cylinder one end, slide plate is arranged between two clamping plate of clamping device near oil cylinder one end, the locating hole I is corresponding with the 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.
Of the present invention more further technical scheme be: described position induction device comprises support bar and is arranged on approach switch I and approach switch II on the support bar, described support bar one end is fixedly connected on the 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 installed in respectively on the support bar with the slide plate parallel-segment, and the distance between approach switch I and the approach switch II with equate once automatically changing the distance that filter glue network process middle slide plate moves, the approach switch I of position induction device is connected by wire with the approach switch II and is connected with PLC.
Again further technical scheme of the present invention is: the described slide plate one side-prominent metal coupling that is provided with for approach switch I or the induction of approach switch II.
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 installed in 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 changes filter glue net, Effective Raise operating 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 at slide plate, pressure sensor detects cross-head pressure, and pressure signal is transferred to PLC, when pressure surpasses setting value, PLC control extruder is shut down, and send enabling signal to the motor of hydraulic pump, the PLC output signal is to magnetic valve after extruder is shut down, the oil cylinder pushing slide plate is mobile forward fast, slide plate moves rear approach switch I and extinguishes, when moving to, filter glue porous plate I filters glue porous plate II position before extruder is shut down, the approach switch II detects signal and passes to PLC, the motor that PLC sends the signal controlling hydraulic pump quits work it, PLC sends the startup of signal controlling extruder again can follow continuously normal production, and filter glue porous plate II is the filter glue porous plate II of replaceable obstruction outside being pushed out cross-head; 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; the PLC output signal is to magnetic valve after extruder is shut down; oil cylinder pulling slide plate is backward mobile fast; slide plate moves closer to backward the switch II and extinguishes; when moving to, filter glue porous plate II filters glue porous plate I position before extruder is shut down; the approach switch I detects signal and passes to PLC; the motor that PLC sends the 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 the cross-head outside; by realizing automatically changing filter glue net after the PLC control, need not to change manually filter glue net, but the Effective Raise operating efficiency.
2, prolong rubber filter rubber extruding machine service life
The present invention's the full-automatic device of filter glue net of changing is in automatically changing filter glue network process, cross-head pressure is by the pressure sensor real time automatic detection, as long as pressure surpasses setting value, PLC namely controls each device and automatically changes filter glue net, can not cause head pressure excessive because artificial judgment is inaccurate, filter with filter glue porous plate and squeeze bad, squeeze crack, cause the cross-head distortion, can effectively prolong rubber filter rubber extruding machine service life.
Below in conjunction with drawings and Examples the device that the present invention automatically changes filter glue net is described further.
Description of drawings
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, the interval is installed in filter glue porous plate I 6 and the filter glue porous plate II 7 on the 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 that is 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 the 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, the control extruder is changed the PLC15 of filter glue net automatically, slide plate 5 is provided with two shoulder holes, filter glue porous plate I 6 and filter glue porous plate II 7 are installed in respectively in two shoulder holes, distance between filter glue porous plate I 6 and the filter glue porous plate II 7 with equate once automatically changing the distance that filter glue network process middle slide plate 5 moves, 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 namely is programmable logic controller (PLC), is a kind of existing equipment that can directly buy, and is not described in detail its structure at this.The dotted line that is connected with PLC15 among the figure is wire.Magnetic valve 2 is three position four-way electromagnetic valve in the present embodiment.Among Fig. 2, arrow H direction is for advancing the glue direction, and arrow F direction is the plastic emitting direction, and Fig. 4 arrow G direction is the place ahead.
Extend the outer piston end of oil cylinder 1 cylinder body and be connected with clamping device 4, clamping device 4 comprises two clamping plate 10 that are connected with piston end and the pilot pin 14 that is used for holding clamping plate 10 and slide plate 5, two clamping plate 10 are provided with relative locating hole I, slide plate 5 is provided with the locating hole II near oil cylinder 1 one ends, slide plate 5 is arranged on 10 on two clamping plate of clamping device 4 near oil cylinder 1 one ends, the locating hole I is corresponding with the locating hole II respectively, and pilot pin 14 passes 10 on two clamping plate that make after locating hole I and the locating hole II slide plate 5 be fixed on clamping device 4.
Described position induction device comprises support bar 11 and is arranged on approach switch I 12 and approach switch II 13 on the support bar 11, described support bar 11 1 ends are fixedly connected on the 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 installed in respectively on the support bar 11 with slide plate 5 parallel-segment, and the distance between approach switch I 12 and the approach switch II 13 with equate once automatically changing the distance that filter glue network process middle slide plate 5 moves, the approach switch I 12 of position induction device is connected with the approach switch II and is connected with PLC15 by wire respectively.The described slide plate 5 one side-prominent metal couplings that are provided with for approach switch I 12 or 13 inductions of approach switch II, 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 are sensed signal signal is passed to PLC15.
During work; in the cross-head filter glue porous plate II 7 blocked after; because extruder does not stop; the screw extruding sizing material causes the glue-feeder head pressure constantly to rise; pressure sensor 8 detect the head actual pressure greater than 1.5 times of service pressures after; setting value is 1.5 times of normal pressure; certainly setting value also can be worth for other; PLC15 judges that according to the analog signals calculating of pressure sensor 8 inputs head stops up; thereby output stop signal control extruder stops; the motor of simultaneously PLC15 control hydraulic pump 3 starts automatically; wait for ten seconds (extruder dwell times; can pass through programming) after; it is mobile forward fast that the PLC15 output signal promotes slide plate 5 to magnetic valve YV2 coil control oil cylinder 1; make filter glue porous plate I 6 arrive filter glue porous plate II 7 in the front position of shutdown; at this moment; pilot pin 14 moves under the approach switch II 13; approach switch II 13 is bright; approach switch I 12 is extinguished; showing that filter glue porous plate I 6 has been changed puts in place; this moment, PLC15 received that controlling hydraulic pump 3 behind the signal of approach switch II 13 quits work, and gave simultaneously the extruder enabling signal, and extruder is then produced continuously at once.
Otherwise; after filtering in this way 6 obstructions of glue porous plate I; because extruder does not stop; the screw extruding sizing material causes head pressure constantly to rise; pressure sensor 8 detect the head actual pressure greater than 1.5 times of service pressures after; PLC15 judges that according to the analog signals calculating of pressure sensor 8 inputs head stops up; thereby output stop signal control extruder stops; the motor of simultaneously PLC15 control hydraulic pump 3 starts automatically; wait for ten seconds (extruder dwell times; can pass through programming) after; it is backward mobile fast that the PLC15 output signal promotes slide plate 5 to magnetic valve YV1 coil control oil cylinder 1; make filter glue porous plate II 7 arrive filter glue porous plate I 6 in the front position of shutdown; at this moment; pilot pin 14 moves under the approach switch I 12; approach switch I 12 is bright; approach switch II 13 is extinguished; showing that filter glue porous plate II 7 has been changed puts in place; this moment, PLC15 received that controlling hydraulic pump 3 behind the signal of approach switch I 12 quits work at once; give simultaneously the extruder enabling signal, 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 do appropriate change to structure according to its function, as long as the conversion of doing within the scope of the invention all belongs to category of the present invention.
Claims (5)
1. automatically change the device of filtering the glue net for one kind, it is characterized in that, this device comprises slide plate (5), the interval is installed in filter glue porous plate I (6) and the filter glue porous plate II (7) on the 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) that is 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 the 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, the control extruder is changed the PLC(15 of filter glue net automatically), distance between filter glue porous plate I (6) and filter glue porous plate II (7) with equate once automatically changing the distance that filter glue network process middle slide plate (5) moves, 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, extend the outer piston end of oil cylinder (1) cylinder body and be connected with clamping device (4), clamping device (4) comprises two clamping plate (10) that are connected with piston end and the pilot pin (14) that is used for holding clamping plate (10) and slide plate (5), two clamping plate (10) are provided with relative locating hole I, slide plate (5) is provided with the 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, the locating hole I is corresponding with the locating hole II respectively, and 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 approach switch II (13) on the support bar (11), described support bar (11) one ends are fixedly connected on the 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 installed in respectively on the support bar (11) with slide plate (5) parallel-segment, and the distance between approach switch I (12) and the approach switch II (13) with equate once automatically changing the mobile distance of filter glue network process middle slide plate (5), the approach switch I (12) of position induction device is connected 13 with the approach switch II) 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, described slide plate (5) the one side-prominent metal couplings that are provided with for approach switch I or approach switch II (13) induction.
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 installed in 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 |
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| Publication Number | Publication Date |
|---|---|
| CN102896762A true CN102896762A (en) | 2013-01-30 |
| CN102896762B CN102896762B (en) | 2014-09-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| 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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Cited By (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 |
-
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 |
Cited By (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 |
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| Publication number | Publication date |
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| CN102896762B (en) | 2014-09-10 |
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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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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140910 Termination date: 20171101 |