CN213166764U - Automatic feeding and melt extrusion device for powder coating - Google Patents
Automatic feeding and melt extrusion device for powder coating Download PDFInfo
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- CN213166764U CN213166764U CN202021979092.XU CN202021979092U CN213166764U CN 213166764 U CN213166764 U CN 213166764U CN 202021979092 U CN202021979092 U CN 202021979092U CN 213166764 U CN213166764 U CN 213166764U
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Abstract
The utility model discloses an automatic feeding and melting extrusion device of powder coating, which comprises a hopper, a screw, a machine barrel and a machine head; the screw is arranged in the machine barrel and is coaxial with the machine barrel, the discharge port of the hopper is communicated with the machine barrel, the hopper is vertical to the machine barrel, the hopper is positioned at one end of the machine barrel, and the other end of the machine barrel is connected with the machine head; the barrel overcoat has a plurality of heating jackets, and these heating jackets evenly arrange along the axial of barrel, and the shape of each heating jacket is the same and the size equals, and the interval between the adjacent heating jacket equals. The utility model provides a powder coating's automatic feed and melting extrusion device, its barrel is outer just to overlap there is heating device, heats the batching when extruding to promoted the batching and extruded the effect, helped promoting the coating quality.
Description
Technical Field
The utility model relates to an extruder technical field.
Background
In the production process of the existing powder coating, a mixture of various raw materials needs to be added into an extruder for melt extrusion. The existing extruder firstly feeds a mixture into an extrusion module through a feed hopper, and in the process, the mixture is easy to arch and block after entering the feed hopper, and if no external force is applied, the phenomenon of blanking interruption is caused. In the prior art, in order to prevent the phenomenon, a specially-assigned person is generally required to dredge the mixture by using a glue stick, so that the blanking can be continuously carried out. By adopting the mode, not only is the waste of personnel caused, but also the material is broken due to carelessness, and the production efficiency of the powder coating is influenced.
The Chinese patent with the publication number of CN109483847A discloses a powder coating extruder, which relates to the technical field of powder coating production equipment and comprises an extruding device and a feeding device which are communicated with each other, wherein the feeding device is arranged at the feeding end of the extruding device; the feeding device comprises a feeding hopper, a stirring mechanism and a discharging pipe which is arranged under the feeding hopper and communicated with the feeding hopper; the stirring mechanism comprises a motor arranged above the feed hopper, a stirring rod fixedly connected with the motor and a screen fixedly arranged at one end of the stirring rod far away from the motor; the screen cloth sets up in the discharging pipe, the motor can drive the stirring rod rotates in vertical direction to drive the screen cloth is in the discharging pipe internal rotation. According to the invention, the feeding device capable of preventing material arching and blocking is arranged, so that materials can continuously enter the extruding device, and the production efficiency of the extruder can be effectively improved.
Through some coating extrusion device that above-mentioned prior art is not unsightly appears, all set up special melting extrusion case, after the coating batching got into melting extrusion case by the feeder hopper, melt extrusion incasement and melt the back, carry the coating batching forward by the rotation of screw extrusion pole again, structure like this, the effect of extruding of coating batching is very unsatisfactory, has influenced the coating quality.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a powder coating's automatic feed and melting extrusion device, it heats the batching when extruding to promote the batching and extrude the effect, help promoting the coating quality.
In order to achieve the above object, the present invention provides the following technical solutions:
an automatic feeding and melt extrusion device for powder coating comprises a hopper, a screw, a machine barrel and a machine head; the screw is arranged in the machine barrel and is coaxial with the machine barrel, a discharge hole of the hopper is communicated with the machine barrel, the hopper is vertical to the machine barrel, the hopper is positioned at one end of the machine barrel, and the other end of the machine barrel is connected with the machine head; the heating device is characterized in that a plurality of heating sleeves are sleeved outside the machine barrel and are uniformly distributed along the axial direction of the machine barrel, the heating sleeves are the same in shape and size, and the distances between the adjacent heating sleeves are the same;
and a cooling roller for receiving materials is arranged near the machine head.
An automatic feeding and melt extrusion device for powder coating comprises a hopper, a screw, a machine barrel and a machine head; the screw is arranged in the machine barrel and is coaxial with the machine barrel, a discharge hole of the hopper is communicated with the machine barrel, the hopper is vertical to the machine barrel, the hopper is positioned at one end of the machine barrel, and the other end of the machine barrel is connected with the machine head; the machine barrel is sleeved with a heating barrel, one end of the heating barrel is close to the hopper, and the other end of the heating barrel extends to the joint of the machine barrel and the machine head;
and a cooling roller for receiving materials is arranged near the machine head.
Further, the cylinder is provided with an air outlet.
Further, a screen is arranged at the joint of the machine barrel and the machine head.
Further, the number of the cooling rollers is two, and the two cooling rollers are arranged opposite to each other in the up-down direction.
Furthermore, the two cooling rollers are vertically parallel and opposite, the central axes of the two cooling rollers are parallel to each other and are in the same plane, and the central axes of the two cooling rollers are positioned below the axis of the screw and are in a vertical state in space with the axis of the screw.
Furthermore, an air knife used for blowing air is arranged above the uppermost cooling roller.
Furthermore, the extending direction of the air outlet of the air knife is the same as the extending direction of the two cooling rollers.
Furthermore, the air outlet of the air knife is over against the central axis of the uppermost cooling roller.
Furthermore, a spiral stirrer is arranged in the hopper, and the central axis of a stirring rod in the spiral stirrer is vertical to the central axis of the screw rod.
The utility model provides a powder coating's automatic feed and melting extrusion device, its barrel is outer just to overlap there is heating device, heats the batching when extruding to promoted the batching and extruded the effect, helped promoting the coating quality.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to these drawings.
Fig. 1 is a schematic structural diagram of an automatic feeding and melt extrusion device for powder coating provided by an embodiment of the present invention;
fig. 2 is a schematic partial sectional view of an automatic feeding and melt extrusion device for powder coating according to an embodiment of the present invention.
Description of reference numerals:
1. a hopper; 2. a screw; 3. an exhaust port; 4. heating a jacket; 5. a barrel; 6. screening a screen; 7. a machine head; 8. an air knife; 9. a cold roll; 10. a helical agitator.
Detailed Description
In order to make the technical solution of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying drawings.
Example one
As shown in FIG. 1, an automatic feeding and melt extrusion device for powder coating is a modification of the existing extruder, and the extrusion device has a structure basically the same as that of the existing extruder, and comprises a hopper 1, a screw 2, a machine barrel 5 and a machine head 7. The screw 2 is arranged in the machine barrel 5 and is coaxial with the machine barrel 5, the discharge port of the hopper 1 is communicated with the machine barrel 5, the hopper 1 is vertical to the machine barrel 5, the hopper 1 is positioned at one end of the machine barrel 5, and the other end of the machine barrel 5 is connected with the machine head 7.
The automatic feeding and melting extrusion device for the powder coating is improved in that a plurality of heating sleeves 4 are sleeved outside a machine barrel 5, the heating sleeves 4 are uniformly distributed along the axial direction of the machine barrel 5, the heating sleeves 4 are identical in shape and size, and the distances between the adjacent heating sleeves 4 are identical. (the heating jacket 4 is a mature product existing on the market)
Above-mentioned powder coating's automatic feed and melt extrusion device, its barrel just overlaps and has a plurality of heating jackets 4, heats the batching when extruding to promote the batching and extrude the effect, help promoting the coating quality.
As shown in fig. 1 and 2, a helical agitator 10 is installed in the hopper 1, and a central axis of an agitating rod of the helical agitator 10 is perpendicular to a central axis of the screw 2. The helical agitator 10 facilitates the mixing of the ingredients in the hopper 1 to enhance the mixing effect of the ingredients.
As shown in fig. 1, a vent 3 is provided on the cylinder 5 to facilitate the discharge of hot air in the cylinder 5, reduce the pressure in the cylinder 5, and avoid damage to the cylinder 5 due to excessive pressure. The connection part of the machine barrel 5 and the machine head 7 is provided with a screen 6, and the material is filtered by the screen 6 before being extruded out of the machine head 7.
As shown in fig. 1, a cooling roller 9 for receiving material is provided near the head 7. After the material comes out from the machine head 7, the material is tightly attached to the cold roller 9 so as to be convenient for receiving the material. The number of the cooling rolls 9 is two, and the two cooling rolls 9 are opposed to each other in the up-down direction. The two cooling rollers 9 are vertically parallel and opposite, the central axes of the two cooling rollers are parallel to each other and are in the same plane, and the central axes of the two cooling rollers 9 are positioned below the axis of the screw 2 and are in a state of being vertical to the axis of the screw 2 in space. The material can be wound into an "S" shape between the two cooling rollers 9 to facilitate material collection.
As shown in fig. 1, an air knife 8 for blowing air is provided above the uppermost cooling roll 9. The extending direction of the air outlet of the air knife 8 is the same as the extending direction of the two cooling rollers 9. And the air outlet of the air knife 8 is over against the central axis of the uppermost cooling roller 9. The air knife 8 is used for clinging the material to the cooling roller 9, so that the cooling roller 9 drives the material to receive the material.
Example two
Referring to fig. 1, an automatic feeding and melt extrusion apparatus for powder coating is a modification of an existing extruder, and the extrusion apparatus has substantially the same structure as the existing extruder, and comprises a hopper 1, a screw 2, a cylinder 5, and a head 7. The screw 2 is arranged in the machine barrel 5 and is coaxial with the machine barrel 5, the discharge port of the hopper 1 is communicated with the machine barrel 5, the hopper 1 is vertical to the machine barrel 5, the hopper 1 is positioned at one end of the machine barrel 5, and the other end of the machine barrel 5 is connected with the machine head 7.
The automatic feeding and melt extrusion device for powder coating is improved in that a heating cylinder (not shown) is sleeved outside the cylinder 5, one end of the heating cylinder is close to the hopper 1, and the other end of the heating cylinder extends to the joint of the cylinder 5 and the machine head 7. (the heating cylinder is a mature product existing on the market)
Above-mentioned powder coating's automatic feed and melt extrusion device, its barrel is the cover just has a cartridge heater, heats the batching when extruding to promote the batching and extrude the effect, help promoting the coating quality.
As shown in fig. 1 and 2, a helical agitator 10 is installed in the hopper 1, and a central axis of an agitating rod of the helical agitator 10 is perpendicular to a central axis of the screw 2. The helical agitator 10 facilitates the mixing of the ingredients in the hopper 1 to enhance the mixing effect of the ingredients.
As shown in fig. 1, a vent 3 is provided on the cylinder 5 to facilitate the discharge of hot air in the cylinder 5, reduce the pressure in the cylinder 5, and avoid damage to the cylinder 5 due to excessive pressure. The connection part of the machine barrel 5 and the machine head 7 is provided with a screen 6, and the material is filtered by the screen 6 before being extruded out of the machine head 7.
As shown in fig. 1, a cooling roller 9 for receiving material is provided near the head 7. After the material comes out from the machine head 7, the material is tightly attached to the cold roller 9 so as to be convenient for receiving the material. The number of the cooling rolls 9 is two, and the two cooling rolls 9 are opposed to each other in the up-down direction. The two cooling rollers 9 are vertically parallel and opposite, the central axes of the two cooling rollers are parallel to each other and are in the same plane, and the central axes of the two cooling rollers 9 are positioned below the axis of the screw 2 and are in a state of being vertical to the axis of the screw 2 in space. The material can be wound into an "S" shape between the two cooling rollers 9 to facilitate material collection.
As shown in fig. 1, an air knife 8 for blowing air is provided above the uppermost cooling roll 9. The extending direction of the air outlet of the air knife 8 is the same as the extending direction of the two cooling rollers 9. And the air outlet of the air knife 8 is over against the central axis of the uppermost cooling roller 9. The air knife 8 is used for clinging the material to the cooling roller 9, so that the cooling roller 9 drives the material to receive the material.
While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the present invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.
Claims (10)
1. An automatic feeding and melt extrusion device for powder coating comprises a hopper, a screw, a machine barrel and a machine head; the screw is arranged in the machine barrel and is coaxial with the machine barrel, a discharge hole of the hopper is communicated with the machine barrel, the hopper is vertical to the machine barrel, the hopper is positioned at one end of the machine barrel, and the other end of the machine barrel is connected with the machine head; the heating device is characterized in that a plurality of heating sleeves are sleeved outside the machine barrel and are uniformly distributed along the axial direction of the machine barrel, the heating sleeves are the same in shape and size, and the distances between the adjacent heating sleeves are the same;
and a cooling roller for receiving materials is arranged near the machine head.
2. An automatic feeding and melt extrusion device for powder coating comprises a hopper, a screw, a machine barrel and a machine head; the screw is arranged in the machine barrel and is coaxial with the machine barrel, a discharge hole of the hopper is communicated with the machine barrel, the hopper is vertical to the machine barrel, the hopper is positioned at one end of the machine barrel, and the other end of the machine barrel is connected with the machine head; the automatic feeding machine is characterized in that a heating cylinder is sleeved outside the machine barrel, one end of the heating cylinder is close to the hopper, and the other end of the heating cylinder extends to the joint of the machine barrel and the machine head;
and a cooling roller for receiving materials is arranged near the machine head.
3. The apparatus for automatically feeding and melt-extruding a powder coating according to claim 1 or 2, wherein the barrel is provided with a vent.
4. The apparatus for automatically feeding and melt-extruding a powder coating material as claimed in claim 1 or 2, wherein a screen is installed at a junction of the barrel and the head.
5. The apparatus for automatically feeding and melt-extruding a powder coating material as claimed in claim 1 or 2, wherein the number of the cooling rolls is two, and the two cooling rolls are opposed to each other.
6. An automatic feeding and melt extruding apparatus for powder coating material as claimed in claim 5, wherein the two cooling rollers are vertically parallel and opposite, the central axes of the two cooling rollers are parallel to each other and in the same plane, and the central axes of the two cooling rollers are located below the axis of the screw and are spatially perpendicular to the axis of the screw.
7. An apparatus for automatically feeding and melt-extruding a powder coating material as claimed in claim 6, wherein an air knife for blowing air is provided above the uppermost cooling roller.
8. The apparatus of claim 7, wherein the air outlet of the air knife extends in the same direction as the two cooling rolls.
9. The apparatus of claim 8, wherein the air outlet of the air knife is aligned with the central axis of the uppermost cooling roller.
10. The apparatus for automatically feeding and melt-extruding a powder coating material as claimed in claim 1 or 2, wherein a screw agitator in which a central axis of an agitating rod is perpendicular to a central axis of the screw is installed in the hopper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021979092.XU CN213166764U (en) | 2020-09-11 | 2020-09-11 | Automatic feeding and melt extrusion device for powder coating |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021979092.XU CN213166764U (en) | 2020-09-11 | 2020-09-11 | Automatic feeding and melt extrusion device for powder coating |
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| CN213166764U true CN213166764U (en) | 2021-05-11 |
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| CN202021979092.XU Active CN213166764U (en) | 2020-09-11 | 2020-09-11 | Automatic feeding and melt extrusion device for powder coating |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113580525A (en) * | 2021-07-29 | 2021-11-02 | 东莞市圣安塑料机械有限公司 | Spiral pipe extrusion production device |
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2020
- 2020-09-11 CN CN202021979092.XU patent/CN213166764U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113580525A (en) * | 2021-07-29 | 2021-11-02 | 东莞市圣安塑料机械有限公司 | Spiral pipe extrusion production device |
| CN113580525B (en) * | 2021-07-29 | 2024-03-19 | 东莞市圣安塑料机械有限公司 | Spiral pipe extrusion production device |
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