CN213166759U - Vacuum feeding device of single-screw extruder - Google Patents
Vacuum feeding device of single-screw extruder Download PDFInfo
- Publication number
- CN213166759U CN213166759U CN202021702436.2U CN202021702436U CN213166759U CN 213166759 U CN213166759 U CN 213166759U CN 202021702436 U CN202021702436 U CN 202021702436U CN 213166759 U CN213166759 U CN 213166759U
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- Prior art keywords
- feed bin
- material loading
- screw extruder
- single screw
- fan
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- 239000000463 material Substances 0.000 claims abstract description 86
- 229920000426 Microplastic Polymers 0.000 claims abstract description 34
- 238000011084 recovery Methods 0.000 claims description 30
- 230000000903 blocking effect Effects 0.000 claims description 11
- 230000000149 penetrating effect Effects 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 4
- 229920003023 plastic Polymers 0.000 description 19
- 239000002245 particle Substances 0.000 description 18
- 238000007789 sealing Methods 0.000 description 13
- 230000005484 gravity Effects 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000029058 respiratory gaseous exchange Effects 0.000 description 1
- 238000005491 wire drawing Methods 0.000 description 1
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- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
The utility model belongs to the technical field of single screw extruder's technique and specifically relates to a vacuum loading attachment of single screw extruder is related to, it includes feed bin, material loading machine, fan and controller, and material loading machine and feed bin fixed connection and intercommunication go up feed bin inside wall fixedly connected with and be used for surveying the charge level indicator of feed bin interior plastic granules height, and the discharge gate department of going up the feed bin is provided with intelligent on-off valve, and charge level indicator, intelligent on-off valve and fan are all connected and the controller. The utility model discloses in, detect the full back feedback of material loading storage to the controller through the material level gauge in the material loading machine, controller control disconnection fan work inhales the material work and stops, and intelligent on-off valve is opened in the simultaneous control ware control, and in plastic granules got into single screw extruder, workman's intensity of labour had been reduced, had reached the purpose that reduces workman's intensity of labour.
Description
Technical Field
The utility model belongs to the technical field of single screw extruder's technique and specifically relates to a vacuum loading attachment of single screw extruder is related to.
Background
The existing single-screw extruder can be used for processing various plastic products, such as blown films, extruded tubes, press plates, wire drawing belts and the like, and can also be used for melting and granulating. After plastic particles are proportioned, the plastic particles need to be transmitted into a single-screw extruder through a vacuum feeding device, the vacuum feeding device adopts single air as a power source, the vacuum feeding device utilizes compressed air to generate high vacuum through a vacuum generator to realize the conveying of the plastic particles, the high vacuum generated by the vacuum generator prevents the layering phenomenon of the conveyed plastic particles, and the uniformity of the components of the mixed plastic particles is ensured.
The vacuum feeding device of the existing single-screw extruder comprises a storage bin, a vacuum machine, an exhaust fan, an air pipe and a material pipe, wherein the storage bin and the vacuum machine are both vertically arranged, the bottom end of the vacuum machine is fixedly connected and communicated with the top end of the storage bin, the air pipe is positioned between the vacuum machine and the fan, one end of the air pipe is fixedly connected with the exhaust fan, and the other end of the air pipe is fixedly connected and communicated with the vacuum machine; the material pipe is positioned between the vacuum machine and the material source, one end of the material pipe is communicated with the material source, and the other end of the material pipe is fixedly connected and communicated with the vacuum machine; the feed bin lateral wall is provided with the observation window, feed bin bottom and single screw extruder fixed connection and intercommunication. During single screw extruder's vacuum loading attachment material loading, open the fan, the air of fan in with loading attachment is makeed out to find time, plastic granules gets into the vacuum machine along the material pipe, then fall into the feed bin in, get into single screw extruder through the discharge gate of feed bin after that, whether it is full that plastic granules stores up in this in-process needs the workman to observe vacuum loading attachment's the feed bin, when vacuum loading attachment's material storage is full, the manual switch valve that opens vacuum loading attachment of workman begins to unload, plastic granules gets into single screw extruder through vacuum loading attachment's feed bin bottom opening.
The above prior art solutions have the following drawbacks: whether the worker observes plastic granules in the storage bin of the vacuum feeding device and stores up the full in-process, the worker needs to observe the height of the plastic granules in the storage bin many times, and the labor intensity of the worker is high.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims at providing a vacuum loading attachment of single screw extruder has reached the purpose that reduces workman's intensity of labour.
The above object of the present invention is achieved by the following technical solutions:
the utility model provides a single screw extruder's vacuum loading attachment, vacuum loading attachment includes the feed bin with single screw extruder fixed connection, the material loading machine, fan and controller, the inlet scoop department fixedly connected with aspiration channel of fan, the one end and the material loading machine intercommunication of fan are kept away from to the aspiration channel, the feed inlet fixedly connected with of material loading machine inhales the material pipe, the one end and the material source intercommunication of material loading machine are kept away from to the material inhaling pipe, the feed inlet of feed bin is aimed at to the discharge gate of material loading machine, material loading machine and feed bin fixed connection and intercommunication, feed bin inside wall fixedly connected with is used for surveying the charge level indicator of the interior plastic granules height of feed bin, the discharge gate department of feed bin is provided with intelligent on-off valve, the charge level indicator, intelligent on-off valve and fan are.
By adopting the technical scheme, the fan is opened due to the arrangement of the fan, the air in the air suction pipe, the feeding bin, the feeding machine and the material suction pipe is evacuated by the fan and is changed into a vacuum state, the controller can control the opening and closing of the fan due to the connection of the fan and the controller, the material level meter is connected with the controller and is used for detecting the height change of plastic particles in the feeding bin in real time, and the material level meter feeds detection information back to the controller; the vacuum negative pressure that produces inhales plastic granules from inhaling the one end that the material loading machine was kept away from to the material pipe, then pass and inhale the material pipe and get into in the material loading machine, plastic granules falls by self gravity, plastic granules passes in the discharge gate of material loading machine after the feed inlet of feed bin gets into in the feed bin, the level indicator feeds back to the controller after detecting that the feed bin is full in the material loading machine, controller control disconnection fan work, inhale material work and stop, the intelligent on-off valve is opened in controller control simultaneously, plastic granules gets into single screw extruder, do not need the workman to survey the interior plastic granules height of feed bin many times, the purpose that has reduced workman's intensity of labour has been reached.
The present invention may be further configured in a preferred embodiment as: a filter is arranged between the air suction pipe and the feeding machine, and two ends of the filter are fixedly connected and communicated with the air suction pipe and the feeding machine respectively.
Through adopting above-mentioned technical scheme, at the fan during operation, in plastic granules passed the material pipe of inhaling and got into the material loading machine, the breathing pipe adsorbed the fan with plastic granules easily in, the fan received the striking of plastic granules and damaged, was provided with the filter between aspiration channel and material loading machine, and the filter filters the plastic granules in with the air, and the fan is kept away from to plastic granules to the life of fan has been increased.
The present invention may be further configured in a preferred embodiment as: the supporting rod is arranged between the feeding machine and the feeding bin, one end of the supporting rod is fixedly connected with the feeding bin, and the other end of the supporting rod is fixedly connected with the feeding machine.
Through adopting above-mentioned technical scheme, because bracing piece one end and last feed bin fixed connection, the other end and material loading machine fixed connection, the bracing piece provides the support for the material loading machine, has strengthened the stability of being connected between material loading machine and the material loading bin.
The present invention may be further configured in a preferred embodiment as: the number of the support rods is three.
Through adopting above-mentioned technical scheme, the bracing piece is provided with threely, utilizes triangle-shaped to have the principle of stability, and is three through increasing bracing piece quantity, further improves the stability of being connected between material loading machine and the feed bin.
The present invention may be further configured in a preferred embodiment as: and a sealing sleeve is arranged between the discharge port of the feeding machine and the feed inlet of the feeding bin, and the sealing sleeve is in sealing connection with the joint of the feeding machine and the feeding bin.
Through adopting above-mentioned technical scheme, because the seal cover is connected with the junction sealing of material loading machine and material loading storehouse, realized the sealing connection of material loading machine with the material loading storehouse, avoid appearing the gap between material loading machine and the material loading storehouse and make material loading machine and material loading storehouse can't be taken out into the vacuum state, because the setting of seal cover has improved vacuum feeding device's leakproofness.
The present invention may be further configured in a preferred embodiment as: go up feed bin bottom lateral wall and be provided with the recovery tube, recovery tube and last feed bin lateral wall fixed connection, the recovery tube is close to the feed opening of last feed bin, and the one end that the feed bin was kept away from to the recovery tube is provided with switch assembly.
Through adopting above-mentioned technical scheme, when the plastic granules in the feed bin got into single screw extruder on need not, retrieve last feed bin interior plastic granules, because the collector tube is close to last feed bin bottom, the one end that the feed bin was kept away from to the collector tube is provided with switch module, utilizes switch module to open the collector tube, and plastic granules passes the collector tube and gets into the recovery container, because the setting of collector tube, has realized retrieving last feed bin interior plastic granules.
The present invention may be further configured in a preferred embodiment as: the switch assembly comprises a blocking plate and a groove, the groove is formed in the side wall of the recovery pipe, and one end of the blocking plate penetrates through the groove and then is abutted to the recovery pipe.
Through adopting above-mentioned technical scheme, because the recess is seted up at the recovery tube lateral wall, baffler one end is passed behind the recess and is managed the butt with the recovery, exert thrust to the baffler, baffler one end insert behind the recess with recovery tube diapire butt, plastic granules in the last feed bin is blockked in last feed bin by the baffler, when the plastic granules in the feed bin is gone up in needs recovery, exert pulling force to the baffler, baffler one end is kept away from the recess, plastic granules passes the recovery tube and gets into the recovery container, because the setting of baffler and recess, the convenience of control recovery tube switch has been improved.
The present invention may be further configured in a preferred embodiment as: go up the feed bin lateral wall and seted up the observation window, the observation window runs through the feed bin lateral wall and with last feed bin lateral wall fixed connection.
Through adopting above-mentioned technical scheme, because the observation window runs through the feed bin lateral wall and with last feed bin lateral wall fixed connection, when retrieving plastic granules, the workman can look over the recovery process through the height of observing plastic granules in the feed bin in the observation window observation, because the setting of observation window, has realized the purpose of looking over the height of plastic granules in the feed bin.
To sum up, the utility model discloses a following at least one useful technological effect:
1. through the arrangement of the feeding bin, the feeding machine, the fan and the controller, the controller is respectively connected with the sensor, the intelligent opening and closing valve and the fan, and the purpose of reducing the labor intensity of workers is achieved;
2. the service life of the fan is prolonged by the arrangement of the filter;
3. through the arrangement of the sealing sleeve, the sealing performance of the vacuum feeding device is improved.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is a schematic sectional view of the upper bin.
In the figure, 1, feeding a storage bin; 11. a level gauge; 12. an intelligent opening and closing valve; 13. an observation window; 14. a recovery pipe; 141. a switch assembly; 1411. a blocking plate; 1412. a groove; 15. a support bar; 2. a feeding machine; 3. a fan; 4. a controller; 5. an air suction pipe; 6. a material suction pipe; 7. a filter; 8. sealing sleeves; 9. single screw extruders.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1, for the vacuum feeding device of a single screw extruder disclosed by the present invention, comprising a feeding bin 1, a feeding machine 2, a fan 3, a material sucking pipe 6, an air suction pipe 5 and a controller 4, wherein one end of the material sucking pipe 6 is communicated with a material source and abutted against plastic particles, one end of the material sucking pipe 6 away from the material source is fixedly connected and communicated with an inlet pipe of the feeding machine 2, one end of the air suction pipe 5 is fixedly connected with the fan 3, a filter 7 is arranged between one end of the air suction pipe 5 away from the fan 3 and the feeding machine 2, one end of the filter 7 is fixedly connected and communicated with one end of the air suction pipe 5 away from the fan 3, the other end is fixedly connected and communicated with the feeding machine 2, a connecting line of the fan 3 is connected with the controller 4, the feeding bin 1 and the feeding machine 2 are both vertically arranged, the bottom end of the feeding bin 1 and the bottom end of the feeding machine 2 are, the discharge gate of material loading machine 2 and the feed inlet fixed connection and the intercommunication of last feed bin 1, the discharge gate department of going up feed bin 1 is provided with intelligent on-off valve 12, and the connecting wire of intelligent on-off valve 12 is connected with controller 4. Vacuum produced's negative pressure inhales plastic granules from inhaling the one end that material pipe 6 kept away from material loading machine 2, then pass and inhale material pipe 6 and get into in material loading machine 2, filter 7 separates plastic granules and air, plastic granules falls because of self gravity, plastic granules passes in material loading machine 2's discharge gate back gets into in material loading machine 1 through the feed inlet of material loading machine 1, when material loading machine 1 stores up fully, controller 4 control fan 3 closes, controller 4 control intelligence on-off valve 12 opens simultaneously, plastic granules passes in material loading machine 1's discharge gate gets into single screw extruder 9, the purpose that has reduced workman's intensity of labour has been reached.
Referring to fig. 1 and 2, a material level indicator 11 for measuring the height of plastic particles in the upper bin 1 is fixedly connected to the inner side wall of the upper bin 1, a connecting line of the material level indicator 11 penetrates through the side wall of the upper bin 1 and then is connected with the controller 4, a sealing ring is arranged at the abutting position of the connecting line of the material level indicator 11 and the side wall of the upper bin 1, and the sealing ring is fixedly connected with the side wall of the upper bin 1; an observation window 13 is arranged on the side wall of the upper storage bin 1, the observation window 13 is a transparent window, the observation window 13 penetrates through the side wall of the upper storage bin 1, and the edge of the observation window 13 is fixedly connected with the side wall of the upper storage bin 1; go up 1 bottom of feed bin lateral wall and be provided with recovery tube 14, recovery tube 14 and last 1 lateral wall fixed connection of feed bin and intercommunication, recovery tube 14 is close to the feed opening of last feed bin 1, and the one end that feed bin 1 was kept away from to recovery tube 14 is provided with switch module 141, and switch module 141 includes baffler 1411 and recess 1412, and recess 1412 is seted up at recovery tube 14 lateral wall, and baffler 1411 passes behind the recess 1412 and the inside wall butt of recovery tube 14. The level indicator 11 monitors the height of the plastic particles in the feeding bin 1 in real time, and the level indicator 11 feeds back the plastic particles to the controller 4 after detecting that the feeding bin 1 is full; before the feeding device feeds materials, pushing force is applied to the blocking plate 1411, and one end of the blocking plate 1411 penetrates through the groove 1412 and then abuts against the inner side wall of the recovery pipe 14; when the plastic particles in the upper bin 1 need to be recycled, a pulling force is applied to the blocking plate 1411, one end of the blocking plate 1411 is far away from the groove 1412, and the plastic particles pass through the recycling pipe 14 to enter a recycling container.
Referring to fig. 1, three support rods 15 are arranged between the feeding bin 1 and the feeding machine 2, the three support rods 15 are arranged obliquely, one end of each support rod 15 is fixedly connected with the side wall of the feeding machine 2, and the other end of each support rod 15 is fixedly connected with the top end of the feeding bin 1; a sealing sleeve 8 is arranged between the discharge port of the feeding machine 2 and the feed inlet of the feeding bin 1, and the sealing sleeve 8 is connected with the connecting part of the feeding machine 2 and the feeding bin 1 in a sealing manner.
The implementation principle of the embodiment is as follows: before the loading device loads materials, pushing force is applied to the blocking plate 1411, one end of the blocking plate 1411 penetrates through the groove 1412 and then abuts against the inner side wall of the recovery pipe 14, then the loading device starts loading materials, firstly, the controller 4 is electrified, the controller 4 controls the fan 3 to start working, the fan 3 evacuates air in the air suction pipe 5, the loading bin 1, the loading machine 2 and the air suction pipe 6 to be in a vacuum state, plastic particles are sucked from one end, away from the loading machine 2, of the air suction pipe 6 by negative pressure generated by vacuum, then the plastic particles penetrate through the air suction pipe 6 and enter the loading machine 2, the plastic particles in the loading machine 2 are separated from the air, the plastic particles are filtered by the filter 7 and fall down, the plastic particles penetrate through the discharge port of the loading machine 2 and then enter the loading bin 1 through the feed port of the loading bin 1, the level gauge 11 feeds back to the controller 4 after detecting that the loading bin 1 is full, and, the material sucking operation is stopped, the controller 4 controls the intelligent opening and closing valve 12 to be opened, and the plastic particles enter the single-screw extruder 9.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (8)
1. The utility model provides a vacuum loading attachment of single screw extruder which characterized in that: the vacuum feeding device comprises a feeding bin (1) fixedly connected with a single-screw extruder (9), a feeding machine (2), a fan (3) and a controller (4), fixedly connected with aspiration channel (5) of air suction opening department of fan (3), the one end and material loading machine (2) intercommunication of fan (3) are kept away from in aspiration channel (5), material pipe (6) are inhaled to the feed inlet fixedly connected with of material loading machine (2), inhale the one end and the material source intercommunication that material pipe (6) were kept away from material loading machine (2), material loading machine (2) with last feed bin (1) fixed connection and intercommunication, go up feed bin (1) inside wall fixedly connected with and be used for surveying charge level indicator (11) of feed bin (1) interior plastic granules height, the discharge gate department of going up feed bin (1) is provided with intelligent on-off valve (12), charge level indicator (11), intelligent on-off valve (12) and fan (3) all are connected in controller (4).
2. The vacuum charging device of a single screw extruder according to claim 1, wherein: a filter (7) is arranged between the air suction pipe (5) and the feeding machine (2), and two ends of the filter (7) are fixedly connected and communicated with the air suction pipe (5) and the feeding machine (2) respectively.
3. The vacuum charging device of a single screw extruder according to claim 1, wherein: the supporting rod (15) is arranged between the feeding machine (2) and the feeding bin (1), one end of the supporting rod (15) is fixedly connected with the feeding bin (1), and the other end of the supporting rod is fixedly connected with the feeding machine (2).
4. The vacuum charging device of a single screw extruder according to claim 3, wherein: the number of the support rods (15) is three.
5. The vacuum charging device of a single screw extruder according to claim 1, wherein: be provided with seal cover (8) between the discharge gate of material loading machine (2) and the feed inlet of material loading storehouse (1), seal cover (8) are located the junction with material loading machine (2) and material loading storehouse (1), and equal fixed connection of seal cover (8) and material loading machine (2) and material loading storehouse (1).
6. The vacuum charging device of a single screw extruder according to claim 1, wherein: go up feed bin (1) lateral wall and be provided with recovery tube (14), recovery tube (14) and last feed bin (1) lateral wall fixed connection, recovery tube (14) are close to the feed opening of last feed bin (1), and the one end that feed bin (1) was kept away from in recovery tube (14) is provided with switch module (141).
7. The vacuum charging device of a single screw extruder according to claim 6, wherein: the switch assembly (141) comprises a blocking plate (1411) and a groove (1412), the groove (1412) is formed in the side wall of the recovery pipe (14), and one end of the blocking plate (1411) is abutted to the recovery pipe (14) after penetrating through the groove (1412).
8. The vacuum charging device of a single screw extruder according to claim 1, wherein: go up feed bin (1) lateral wall and seted up observation window (13), observation window (13) run through feed bin (1) lateral wall and with last feed bin (1) lateral wall fixed connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021702436.2U CN213166759U (en) | 2020-08-15 | 2020-08-15 | Vacuum feeding device of single-screw extruder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021702436.2U CN213166759U (en) | 2020-08-15 | 2020-08-15 | Vacuum feeding device of single-screw extruder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213166759U true CN213166759U (en) | 2021-05-11 |
Family
ID=75801343
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021702436.2U Expired - Fee Related CN213166759U (en) | 2020-08-15 | 2020-08-15 | Vacuum feeding device of single-screw extruder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213166759U (en) |
-
2020
- 2020-08-15 CN CN202021702436.2U patent/CN213166759U/en not_active Expired - Fee Related
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210511 |
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| CF01 | Termination of patent right due to non-payment of annual fee |