CN203485410U - Floating following dual-column backwashing net changer - Google Patents
Floating following dual-column backwashing net changer Download PDFInfo
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- CN203485410U CN203485410U CN201320578151.6U CN201320578151U CN203485410U CN 203485410 U CN203485410 U CN 203485410U CN 201320578151 U CN201320578151 U CN 201320578151U CN 203485410 U CN203485410 U CN 203485410U
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Abstract
The utility model belongs to a floating following dual-column backwashing net changer and solves the problem that the net cannot be replaced in the continuous extruded production process of plastic products. The technical scheme for solving the problem is that the floating following dual-column backwashing net changer comprises a floating backwashing device, wherein a charging port is arranged at the front surface of a net changer main body of which the back surface is provided with a discharging port; a first column body is arranged in the net changer main body; the first column body is provided with a first main oil cylinder at the right end and is provided with a first work cavity at the left; a first filter net is arranged at the right of the first work cavity; the first column body is provided with a first discharging passage; the first work cavity is provided with a first backwashing plunger of which the left end is provided with a first backwashing oil cylinder; a second column body is arranged in the net changer main body; a second main oil cylinder is arranged at the right end of the second column body of which the left side is provided with a second work cavity; a second filter net is arranged at the right side of the second work cavity; the second column body is provided with a second discharging passage; a second backwashing plunger is arranged in the second work cavity; a second backwashing oil cylinder is arranged at the left end of the second backwashing plunger. The floating following dual-column backwashing net changer is smart in structure and solves the problem that the net cannot be replaced in the continuous extruded production process of the plastic products.
Description
Technical field
The utility model relates to industrial extruder, particularly a kind of unsteady Follow-up type twin columns back wash net changing device.
Background technology
In the process of plastic extrusion, plastic melt, through plastifying for a long time and being heated, will produce in melt and decompose residual thing, add the impurity in raw material, once they enter in extruder head, will cause flow blockage, there is defect in plastic products, and even can not normally produce.
For filtering foreign material, make pure melt enter smoothly extrusion molding machine head and conventionally will between screw head and extrusion molding machine head, screen pack be set, be used for stoping impurity and foreign matter to enter among former.Along with the continuity finding time, the foreign material on screen pack build up and cause head pressure rising flow to decline, and when surpassing certain pressure, screen pack is broken up, and filter screen lost efficacy, and now just must shut down and change screen pack.
From form removal head, clean, renew the filter screen traction blank that again heats up and extrude to normal production, this operation overall process dozens of minutes at least, several hours at most, causes raw material loss, energy waste, production cost to increase.
Summary of the invention
For above-mentioned situation, for overcoming the defect of prior art, the object of the utility model is just to provide a kind of unsteady Follow-up type twin columns back wash net changing device, can effectively solve plastic product and in extruding continuous flow procedure, not shut down the problem of draping automatically; And realized and do not shut down online powerful backwash net.
The technical scheme of its solution is, comprise net-changing device main body, cylinder, recoiling device floats, net-changing device body front end face has charging aperture, net-changing device body rear face has discharging opening, net-changing device body interior is equipped with the first cylinder, the first cylinder right-hand member is connected with the first master cylinder, there is the first working chamber that is processed with arc over against charging actinal surface on the first cylinder left side, camber pressure network device and the first filter screen that is placed in first cylinder the place ahead is equipped with on first working chamber the right, the first cylinder has the first tapping channel over against discharging opening orientation, the first recoil plunger is housed in the first working chamber, the first recoil plunger left end is connected with the first recoil oil cylinder, net-changing device body interior is equipped with the second cylinder, the second cylinder right-hand member is connected with the second master cylinder, the second cylinder left side has over against charging actinal surface and is processed with and in arc, has the second working chamber, there is camber pressure network device and the second filter screen that is placed in second cylinder the place ahead on second working chamber the right, the second cylinder has second tapping channel at rear over against discharging opening orientation, the second recoil plunger is housed in the second working chamber, the second recoil plunger left end is connected with the second recoil oil cylinder, charging aperture communicates with the first filter screen through first passage, the first filter screen communicates with discharging opening through the first tapping channel and second channel, charging aperture communicates with the second filter screen through third channel, the second filter screen communicates with discharging opening through the second tapping channel and four-way.
The utility model structure is ingenious, and manufacturing process is simple, easy to use, can effectively solve plastic product and in extruding continuous flow procedure, not shut down the problem of draping automatically.
Accompanying drawing explanation
Fig. 1 is the utility model structural representation front view.
Fig. 2 is net-changing device main body front view.
Fig. 3 is Fig. 2 A-A profile.
Fig. 4 is the main fragmentary cross-sectional view of looking of the utility model working state structure signal.
Fig. 5 is the main fragmentary cross-sectional view of looking of the utility model advanced state structural representation.
Fig. 6 is that the utility model is washed the main fragmentary cross-sectional view of looking of net state structural representation.
Fig. 7 is the main fragmentary cross-sectional view of looking of the utility model chamber conversion conditions structural representation.
Fig. 8 is that the utility model draws the main fragmentary cross-sectional view of looking of material exhaust condition structural representation.
Fig. 9 is that the utility model completes the main fragmentary cross-sectional view of looking of draping status architecture signal.
Figure 10 is the main fragmentary cross-sectional view of looking of 2 degree of depth recoil status architectures of the utility model signal.
Figure 11 is the main fragmentary cross-sectional view of looking of the utility model degree of depth recoil status architecture signal.
The specific embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the present utility model is described in further details.
By Fig. 1 to Figure 11, provided, the utility model comprises net-changing device main body, cylinder, recoiling device floats, net-changing device main body 1 front end face has charging aperture 16, net-changing device main body 1 rear end face has discharging opening 17, the first cylinder 2 is equipped with in net-changing device main body 1 inside, the first cylinder 2 right-hand members are connected with the first master cylinder 3, there is the first working chamber 4 that is processed with arc over against charging aperture 16 faces on first cylinder 2 left sides, camber pressure network device and the first filter screen 5 that is placed in first cylinder 2 the place aheads is equipped with on first working chamber 4 the right, the first cylinder 2 has the first tapping channel 6 over against discharging opening 17 orientation, the first recoil plunger 7 is housed in the first working chamber 4, the first recoil plunger 7 left ends are connected with the first recoil oil cylinder 8, the second cylinder 9 is equipped with in net-changing device main body 1 inside, the second cylinder 9 right-hand members are connected with the second master cylinder 10, second cylinder 9 left sides have over against charging aperture 16 faces and are processed with and in arc, have the second working chamber 11, there is camber pressure network device and the second filter screen 12 that is placed in second cylinder 9 the place aheads on second working chamber 11 the right, the second cylinder 9 has second tapping channel 13 at rear over against discharging opening 17 orientation, the second recoil plunger 14 is housed in the second working chamber 11, the second recoil plunger 14 left ends are connected with the second recoil oil cylinder 15, charging aperture 16 communicates with the first filter screen 5 through first passage 18, the first filter screen 5 communicates with discharging opening 17 through the first tapping channel 6 and second channel 19, charging aperture 16 communicates with the second filter screen 12 through third channel 20, the second filter screen 12 communicates with discharging opening 17 through the second tapping channel 13 and four-way 21.
In order to guarantee result of use, in described net-changing device main body, there are heating tube 22 and thermocouple 23.
Described first passage 18 and third channel 20 are connected with pressure sensor 24.
The utility model operation principle is:
Duty: master cylinder and recoil oil cylinder are all when attacking position as Fig. 4, and net-changing device double is all in running order.As shown in Figure 4.
Advanced state: after net-changing device work certain hour, pressure warning unit can be with the form prompting draping of sound and light alarm.The first master cylinder starts promotion the first cylinder, and the first recoil oil cylinder and the first recoil plunger move with the first cylinder, thereby makes the feed bin of the first cylinder and the first net-changing device sprue isolate independently the first recoil chamber.This step is that former the first working chamber is converted to the first recoil chamber.As shown in Figure 5.
Recoil for the first time: start the first recoil oil cylinder, promotion the first recoil plunger completes washes net for the first time.As shown in Figure 6.
Rollback: start the first recoil oil cylinder, pull the first recoil plunger plunger that makes to recoil to return back to initial position.That the first recoil chamber is converted into the first standby work material chamber.As shown in Figure 7.
Draw material exhaust: start the first master cylinder, pull the first cylinder, the first cylinder is return back to and draw material exhaust position.Draw material exhaust, discharge the gas in the first standby working chamber.As shown in Figure 8.
Complete draping: start the first master cylinder, pull the first cylinder, make the first cylinder return back to initial position.Complete draping process.As shown in Figure 9.
In addition, according to production technology and actual requirement, this net-changing device can carry out secondary deep backwash net, and it washes network process is to carry out on the basis of washing for the first time net, and the degree of depth of carrying out that can intermittent is washed net.Its operation principle is as follows:
Advance: start the first master cylinder, make the first cylinder be advanced to the end-state as figure.As shown in figure 10.
Degree of depth recoil: start the first recoil oil cylinder, the first recoil plunger is advanced to as Figure 11 end-state completes the degree of depth and recoils.As shown in figure 11.
The utility model structural design advantage: twin columns binary channels rigid seal, high pressure resistant; The independent powerful recoil of two-chamber, material is pressed ripple disable; Draw material vent design, product does not interrupt; Secondary deep recoil, washes net more thorough.
The utility model is controlled and is selected: the draping of this net-changing device and backwash net action are controlled by PLC, and automaticity is high, without manual operation.
The utility model handling characteristics: powerful ripple disable backwash net, the stability of raising product; The staged degree of depth is washed net, and net sheet repeatedly rinses and makes, and reduces costs, and enhances productivity; Filter screen preheats and draws material exhaust structure and guarantees product quality; On-line automaticization operation, saves human resources; The design of arc net, increases filter area.
The utility model range of application: for chemical fibre, blown film, flat-die, casting films; Tubing, sheet material, sheet material, fiber; Granulation, wire drawing etc.
The utility model structure is ingenious, and manufacturing process is simple, easy to use, can effectively solve plastic product and in extruding continuous flow procedure, not shut down the problem of draping automatically.
Claims (3)
1. a unsteady Follow-up type twin columns back wash net changing device, comprise net-changing device main body, cylinder, recoiling device floats, it is characterized in that, net-changing device main body (1) front end face has charging aperture (16), net-changing device main body (1) rear end face has discharging opening (17), the first cylinder (2) is equipped with in net-changing device main body (1) inside, the first cylinder (2) right-hand member is connected with the first master cylinder (3), there is the first working chamber (4) that is processed with arc over against charging aperture (16) face on the first cylinder (2) left side, camber pressure network device and the first filter screen (5) that is placed in the first cylinder (2) the place ahead is equipped with on the first working chamber (4) the right, the first cylinder (2) has the first tapping channel (6) over against discharging opening (17) orientation, the first recoil plunger (7) is housed in the first working chamber (4), the first recoil plunger (7) left end is connected with the first recoil oil cylinder (8), the second cylinder (9) is equipped with in net-changing device main body (1) inside, the second cylinder (9) right-hand member is connected with the second master cylinder (10), the second cylinder (9) left side has over against charging aperture (16) face and is processed with and in arc, has the second working chamber (11), there is camber pressure network device and the second filter screen (12) that is placed in the second cylinder (9) the place ahead on the second working chamber (11) the right, the second cylinder (9) has second tapping channel (13) at rear over against discharging opening (17) orientation, the second recoil plunger (14) is housed in the second working chamber (11), the second recoil plunger (14) left end is connected with the second recoil oil cylinder (15), charging aperture (16) communicates with the first filter screen (5) through first passage (18), the first filter screen (5) communicates with discharging opening (17) through the first tapping channel (6) and second channel (19), charging aperture (16) communicates with the second filter screen (12) through third channel (20), the second filter screen (12) communicates with discharging opening (17) through the second tapping channel (13) and four-way (21).
2. unsteady Follow-up type twin columns back wash net changing device according to claim 1, is characterized in that, has heating tube (22) and thermocouple (23) in described net-changing device main body.
3. unsteady Follow-up type twin columns back wash net changing device according to claim 1, is characterized in that, described first passage (18) and third channel (20) are connected with pressure sensor (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320578151.6U CN203485410U (en) | 2013-09-18 | 2013-09-18 | Floating following dual-column backwashing net changer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320578151.6U CN203485410U (en) | 2013-09-18 | 2013-09-18 | Floating following dual-column backwashing net changer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203485410U true CN203485410U (en) | 2014-03-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320578151.6U Expired - Lifetime CN203485410U (en) | 2013-09-18 | 2013-09-18 | Floating following dual-column backwashing net changer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203485410U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104210086A (en) * | 2014-09-28 | 2014-12-17 | 广东联塑机器制造有限公司 | High-flow double-column screen exchanger |
| CN105233594A (en) * | 2015-10-22 | 2016-01-13 | 昆明理工大学 | Automatic cleaning net changing, washing and drying device adopting real-time embedded control |
| CN108159791A (en) * | 2017-12-27 | 2018-06-15 | 邯郸宏大化纤机械有限公司 | A kind of driving of hydraulic cylinder can back flush online plunger type screen changer |
-
2013
- 2013-09-18 CN CN201320578151.6U patent/CN203485410U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104210086A (en) * | 2014-09-28 | 2014-12-17 | 广东联塑机器制造有限公司 | High-flow double-column screen exchanger |
| CN105233594A (en) * | 2015-10-22 | 2016-01-13 | 昆明理工大学 | Automatic cleaning net changing, washing and drying device adopting real-time embedded control |
| CN108159791A (en) * | 2017-12-27 | 2018-06-15 | 邯郸宏大化纤机械有限公司 | A kind of driving of hydraulic cylinder can back flush online plunger type screen changer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20171117 Address after: 454950 industrial middle road of Zhan Dian New District, Wuzhi County, Jiaozuo City, Henan province (National Heng Steel Structure Co., Ltd.) Patentee after: HENAN ANJI PLASTIC MACHINERY Co.,Ltd. Address before: Liulin town Lu Zhai Cun 450000 Henan city of Zhengzhou province Zhengzhou 0141 grain depot Patentee before: ZHENGZHOU CITY ANJI CHEMICAL PLASTIC MACHINERY FACTORY |
|
| TR01 | Transfer of patent right | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140319 |
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| CX01 | Expiry of patent term |