CN217670973U - Double-screw-groove extrusion equipment for TPV (tire pressure vulcanization) - Google Patents
Double-screw-groove extrusion equipment for TPV (tire pressure vulcanization) Download PDFInfo
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- CN217670973U CN217670973U CN202121556987.7U CN202121556987U CN217670973U CN 217670973 U CN217670973 U CN 217670973U CN 202121556987 U CN202121556987 U CN 202121556987U CN 217670973 U CN217670973 U CN 217670973U
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Abstract
The utility model relates to a TPV extrudes technical field, specifically discloses a two spiral grooves extrusion equipment for TPV, the on-line screen storage device comprises a base, set gradually the motor on the base, transmission shaft and reducing gear box and feed cylinder, screw rod and hopper, the transmission shaft sets up between motor and reducing gear box, the feed cylinder sets up the top at the motor, and with base parallel arrangement, the feed cylinder heater sets up the outside at the feed cylinder, the screw rod sets up in the feed cylinder, the screw rod is connected with the output of reducing gear box, the hopper sets up on the feed cylinder, hopper and feed cylinder UNICOM, the screw rod includes the equidistance pay-off section that sets gradually from the right side to a left side, deep homogenization sections such as gradual change compression section and equidistance. The screw rod of the utility model is provided with a plurality of functional sections, so that the extrusion of the material is smoother; the sum of the included angles of the helical angles of the feeding helical screw block and the discharging helical screw block is designed to be 90 degrees, so that the scale on the screw is reduced, and the extrusion amount of materials is stabilized.
Description
Technical Field
The utility model belongs to the technical field of TPV extrudes, specifically is a two screw grooves extrusion equipment for TPV.
Background
With the development of science and technology, people have higher and higher requirements on plastic processing equipment, the output of the extruder in China is large at present, the single-screw extruder accounts for a large proportion, the key technology of the extruder lies in screws, the advantages and disadvantages of the design and processing of the screws directly influence the level of the whole equipment, the screws are used for conveying solid plastics, plasticizing the solid plastics into a melt and providing pressure and flow required by molding, however, the double-screw-groove design of the screws in the prior art is equidistant, certain defects exist for certain specific materials, and therefore double-screw-groove extrusion equipment for TPV is needed at present.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a two screw grooves extrusion equipment for TPV has solved the above-mentioned problem that proposes.
For solving the technical problem, the utility model provides a two spiral shell grooves extrusion equipment for TPV, include the base, set gradually motor, transmission shaft and reducing gear box and feed cylinder, screw rod and the hopper on the base, the transmission shaft sets up the motor with between the reducing gear box, the feed cylinder sets up the top of motor, and with base parallel arrangement, the feed cylinder heater sets up the outside of feed cylinder, the screw rod sets up in the feed cylinder, the screw rod with the output of reducing gear box is connected, the hopper sets up on the feed cylinder, the hopper with feed cylinder UNICOM, the screw rod includes from the right side to left side deep homogenization sections such as equidistance feed segment, gradual change compression section and equidistance that set gradually, the low reaches end of gradual change compression section is equipped with two spiral shell sections, the low reaches end of deep section such as equidistance is equipped with the barrier function section, the both ends of two spiral shell sections are provided with feeding spiral shell piece and ejection of compact spiral shell piece respectively relatively.
Further, the helix angle of the feeding spiral screw block is 45 degrees, the helix angle of the discharging spiral screw block is 45 degrees, and the sum of spiral included angles between the feeding spiral screw block and the discharging spiral screw block is 90 degrees.
Furthermore, a main spiral groove and an auxiliary spiral groove are arranged on the double spiral groove section, the main spiral groove and the auxiliary spiral groove are unequal-distance spiral grooves, the sizes of the main spiral grooves at the two ends are gradually reduced from the two ends to the middle, and the sizes of the auxiliary spiral grooves at the two ends are gradually increased from the two ends to the middle.
Further, a plurality of air blowers are arranged on the left side of the bottom of the charging barrel heater.
Further, one end of the cartridge heater is disposed on the base through a support bracket.
The utility model has the advantages that the screw rod of the extrusion equipment is provided with a plurality of functional sections, so that the materials are better mixed in the extrusion process; a plurality of blowers are arranged at the discharge port of the charging barrel, so that the materials can be rapidly cooled; the sum of the included angles of the spiral angles of the feeding spiral screw block and the discharging spiral screw block is designed to be 90 degrees, so that the scale on the screw is reduced, and the extrusion amount of the material is stabilized.
Drawings
In order to more clearly illustrate the technical solution of the present invention, the drawings required for the embodiment or the prior art description will be briefly introduced below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without inventive efforts.
FIG. 1 is an overall block diagram of a double-flight extrusion apparatus for TPVs;
FIG. 2 is a partial screw view of a double flight extrusion apparatus for a TPV;
in the figure: 1-base, 2-motor, 3-transmission shaft, 4-reduction box, 5-charging barrel, 6-screw, 7-hopper, 8-charging barrel heater, 9-equidistant feeding section, 10-gradual compression section, 11-equidistant equal-depth homogenizing section, 12-double-spiral-groove section, 13-barrier function section, 14-feeding spiral screw block, 15-discharging spiral screw block, 16-main spiral groove, 17-auxiliary spiral groove and 18-blower.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to the accompanying drawings of the present invention, and it is to be understood that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
In a specific embodiment of the present invention, as shown in fig. 1-2, specifically disclose a double-screw groove extrusion device for TPV, comprising a base 1, a motor 2, a transmission shaft 3, a reduction gearbox 4, a charging barrel 5, a screw 6 and a hopper 7 sequentially arranged on the base 1, wherein the transmission shaft 3 is arranged between the motor 2 and the reduction gearbox 4, the charging barrel 5 is arranged above the motor 2 and is arranged in parallel with the base 1, and a charging barrel heater 8 is arranged outside the charging barrel 5, so that the material is softened in the charging barrel, and the material is extruded more smoothly; one end of the feed cylinder heater 8 is arranged on the base 1 through a supporting bracket, and the left side of the bottom of the feed cylinder heater 8 is provided with a plurality of blowers 18, so that the materials can be rapidly cooled.
The screw 6 is arranged in the charging barrel 5, the screw 6 is connected with the output end of the reduction gearbox 4, the hopper 7 is arranged on the charging barrel 5, the hopper 7 is communicated with the charging barrel 5, and the screw 6 comprises an equidistant feeding section 9, a gradual compression section 10 and an equidistant equal-depth homogenizing section 11 which are sequentially arranged from right to left, so that the material is extruded more smoothly; the downstream end of gradual change compression section 10 is equipped with two flute sections 12, the downstream end of equidistance isopiestic depth homogenization section 11 is equipped with barrier function section 13, the both ends of two flute sections 12 are provided with feeding spiral piece 14 and ejection of compact spiral piece 15 respectively relatively, the helix angle of feeding spiral piece 14 is 45, the helix angle of ejection of compact spiral piece 15 is 45, spiral contained angle between feeding spiral piece 14 and the ejection of compact spiral piece 15 and for 90, thereby the scale deposit on the screw rod has been reduced, the extrusion capacity of material has also been stabilized simultaneously.
The double-spiral-groove section 12 is provided with a main spiral groove 16 and an auxiliary spiral groove 17, the main spiral groove 16 and the auxiliary spiral groove 17 are unequal-distance spiral grooves, the sizes of the main spiral grooves 16 at two ends are gradually reduced from two ends to the middle, and the sizes of the auxiliary spiral grooves 17 at two ends are gradually increased from two sides to the middle.
The utility model discloses a work flow: the method comprises the following steps that materials enter a charging barrel 5 from a hopper 7, pass through an equidistant feeding section 9 of a screw 6 and are extruded forwards to a gradual change compression section 10, a double-spiral-groove section 12 is arranged at the downstream of the gradual change compression section 10, and a main spiral groove 16 and an auxiliary spiral groove 17 of the double-spiral-groove section 12 are designed in an unequal distance mode and are extruded forwards; the material is cooled by the air blower 18, extruded to the equal-depth homogenization section 11 with equal distance, extruded by the barrier function section 13, cooled by the air blower 18, and extruded out of the barrel 5, and the extruded finished product is TPV.
The above disclosure is only a preferred embodiment of the present invention, and certainly should not be taken as limiting the scope of the invention, which is defined by the claims and their equivalents.
Claims (5)
1. A double-screw-groove extrusion device for TPV is characterized by comprising a base (1), a motor (2), a transmission shaft (3), a reduction gearbox (4), a charging barrel (5), a screw (6) and a hopper (7) which are sequentially arranged on the base (1), the transmission shaft (3) is arranged between the motor (2) and the reduction gearbox (4), the charging barrel (5) is arranged above the motor (2), and is arranged in parallel with the base (1), a charging barrel heater (8) is arranged at the outer side of the charging barrel (5), the screw (6) is arranged in the charging barrel (5), the screw (6) is connected with the output end of the reduction gearbox (4), the hopper (7) is arranged on the charging barrel (5), the hopper (7) is communicated with the charging barrel (5), the screw (6) comprises an equidistant feeding section (9), a gradual change compression section (10) and an equidistant equal depth homogenizing section (11) which are sequentially arranged from right to left, the downstream end of the gradual change compression section (10) is provided with a double-spiral-groove section (12), the downstream end of the equal-distance equal-depth homogenizing section (11) is provided with a barrier function section (13), and two ends of the double-flute section (12) are respectively and oppositely provided with a feeding spiral screw block (14) and a discharging spiral screw block (15).
2. A double-screw groove extrusion device for TPV according to claim 1, characterized in that the helix angle of the feeding screw block (14) is 45 °, the helix angle of the discharging screw block (15) is 45 °, and the sum of the helix angles between the feeding screw block (14) and the discharging screw block (15) is 90 °.
3. A double-screw extrusion device for TPV according to claim 1, wherein the double-screw section (12) is provided with a main screw (16) and an auxiliary screw (17), the main screw (16) and the auxiliary screw (17) are unequally spaced screws, the size of the main screw (16) at both ends decreases gradually from both ends to the middle, and the size of the auxiliary screw (17) at both ends increases gradually from both sides to the middle.
4. A double-screw-groove extrusion device for TPV according to claim 1, characterized in that the bottom left side of the barrel heater (8) is provided with a plurality of blowers (18).
5. A double-screw-groove extrusion device for TPV according to claim 1, characterized in that one end of the cartridge heater (8) is arranged on the base (1) through a support bracket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121556987.7U CN217670973U (en) | 2021-07-09 | 2021-07-09 | Double-screw-groove extrusion equipment for TPV (tire pressure vulcanization) |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121556987.7U CN217670973U (en) | 2021-07-09 | 2021-07-09 | Double-screw-groove extrusion equipment for TPV (tire pressure vulcanization) |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217670973U true CN217670973U (en) | 2022-10-28 |
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ID=83701985
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121556987.7U Active CN217670973U (en) | 2021-07-09 | 2021-07-09 | Double-screw-groove extrusion equipment for TPV (tire pressure vulcanization) |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217670973U (en) |
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2021
- 2021-07-09 CN CN202121556987.7U patent/CN217670973U/en active Active
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