CN210190528U - External heating double-screw high-torque extruder - Google Patents
External heating double-screw high-torque extruder Download PDFInfo
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- CN210190528U CN210190528U CN201920635703.XU CN201920635703U CN210190528U CN 210190528 U CN210190528 U CN 210190528U CN 201920635703 U CN201920635703 U CN 201920635703U CN 210190528 U CN210190528 U CN 210190528U
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Abstract
The utility model relates to the technical field of extruders, in particular to an external-heat double-screw high-torque extruder, which solves the defects of low torque transmission efficiency and difficult internal heat control in the prior art, and comprises a supporting base, wherein the top of the supporting base is connected with a shell, a first supporting plate and a second supporting plate through bolts in sequence, the top of the supporting base is provided with a servo motor through screws, one side of the servo motor is provided with a speed reducer, the output end of the speed reducer is connected with a first screw through a coupler, and the output torque is transmitted to a second screw through two groups of transmission gears after being driven by the servo motor through the arrangement of structures such as the first transmission gear, the second transmission gear, a transmission shaft, a driving gear, a driven gear and the like, so that the output torque of the second screw is 2 times that before improvement, high-torque output is realized, and the extrusion effect, the production efficiency and the quality are greatly improved.
Description
Technical Field
The utility model relates to an extruder technical field especially relates to high moment of torsion extruder of outer hot double screw.
Background
The extruder belongs to one of the types of plastic machinery, originates from 18 th century, can divide the aircraft nose into right angle aircraft nose and bevel nose etc. according to aircraft nose material flow direction and the contained angle of screw rod central line, and the screw extruder relies on pressure and shearing force that the screw rod rotation produced, can make the material fully carry out plastify and evenly mix, and through the bush shaping, the plastic extruder can be classified into twin-screw extruder, single screw extruder and rare multi-screw extruder and no screw extruder basically.
The torque output transmission efficiency of a transmission structure adopted between the existing double-screw extruders is low, the two screws bear 50% of torque respectively, the effect of the guide pillar screw is poor in the extrusion process, the production quality and the efficiency of products are affected, in addition, the internal heat (shearing friction heat in the extrusion process) of a common extruder is difficult to control, materials are easy to damage, and the materials become waste products.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects of low torque transmission efficiency and difficulty in controlling internal heat in the prior art and providing an external-heat double-screw high-torque extruder.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
an external heating double-screw high-torque extruder comprises a supporting base, wherein the top of the supporting base is connected with a casing, a first supporting plate and a second supporting plate through bolts in sequence, a servo motor is installed at the top of the supporting base through screws, a speed reducer is arranged on one side of the servo motor, the output end of the speed reducer is connected with a first screw through a coupling, a driving gear is sleeved on the outer side of the first screw, the driving gear is meshed with a driven gear, a transmission shaft is arranged inside the driven gear, the transmission shaft is rotatably installed on one side of the second supporting plate, two groups of first transmission gears are sleeved on the outer side of the transmission shaft, a second transmission gear is meshed with the first transmission gears, a second screw is arranged inside the second transmission gears, and the second screw is rotatably installed on one side of the first supporting plate, and portions of the first and second screws extend into the interior of the housing.
Preferably, first bearing is installed respectively to inner wall one side of casing, a pot head of first screw rod is established in the inside of first bearing, first backup pad with the second bearing is all installed to inner wall one side of casing, the inside at the second bearing is all established at the both ends of second screw rod, one side of casing with the third bearing is all installed to one side of second backup pad, the inside at the third bearing is all established at the both ends of transmission shaft.
Preferably, the top of casing has set gradually feed hopper and water tank, and the feed inlet has been seted up at the top of casing, feed inlet and feed hopper's bottom fixed connection.
Preferably, a circulating cooling water pipe is installed on one side of the water tank, the other end of the circulating cooling water pipe is installed on the other side of the water tank, a cooling channel is formed in the casing, and the circulating cooling water pipe penetrates through the cooling channel.
Preferably, one end of the casing is provided with a discharge port, and the heater is installed on the inner wall of the casing through a screw.
The utility model has the advantages that:
1. the utility model discloses in through the setting of first drive gear, second drive gear, transmission shaft, drive gear, driven gear isotructure, after the servo motor drive, make the transmission shaft give the second screw rod with output torque transmission through two sets of drive gears, make the moment of torsion of the output of second screw rod 2 times before improving, realized high torque output, the extrusion effect of promotion screw rod makes production efficiency and quality improve greatly.
2. The utility model discloses in through the setting of heater, water tank, circulative cooling water pipe isotructure, equipment mainly adopts the heating methods of outer heat, heats through the heater, and cooperation water tank and circulative cooling water pipe can be regulated and control the temperature of equipment effectively, ensure that the material can not damage because of the continuous intensification of interior heat, and its yield is higher.
Drawings
Fig. 1 is a schematic structural view of the front side of an external-heating twin-screw high-torque extruder provided by the present invention;
fig. 2 is the structural schematic diagram of the external-heating double-screw high-torque extruder provided by the utility model.
In the figure: the device comprises a supporting base 1, a servo motor 2, a speed reducer 3, a first screw rod 4, a first supporting plate 5, a driving gear 6, a second screw rod 7, a transmission shaft 8, a second supporting plate 9, a driven gear 10, a first transmission gear 11, a feeding hopper 12, a water tank 13, a discharge hole 14, a circulating cooling water pipe 15, a heater 16 and a second transmission gear 17.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-2, an external heating double-screw high-torque extruder comprises a supporting base 1, the top of the supporting base 1 is connected with a casing, a first supporting plate 5 and a second supporting plate 9 through bolts in sequence, a servo motor 2 is installed on the top of the supporting base 1 through screws, a speed reducer 3 is arranged on one side of the servo motor 2, the output end of the speed reducer 3 is connected with a first screw 4 through a coupler, a driving gear 6 is sleeved on the outer side of the first screw 4, the driving gear 6 is connected with a driven gear 10 in a meshing manner, a transmission shaft 8 is arranged inside the driven gear 10, the transmission shaft 8 is rotatably installed on one side of the second supporting plate 9, two groups of first transmission gears 11 are sleeved on the outer side of the transmission shaft 8, and the first transmission gears 11, the second transmission gears 17, the transmission shaft 8, the, after being driven by a servo motor 2, a transmission shaft 8 transmits output torque to a second screw 7 through two groups of transmission gears, the output torque of the second screw 7 is 2 times that before improvement, high torque output is realized, the extrusion effect of the screws is improved, the production efficiency and the quality are greatly improved, a first transmission gear 11 is meshed and connected with a second transmission gear 17, the second screw 7 is arranged inside the second transmission gear 17, the second screw 7 is rotatably arranged at one side of a first supporting plate 5, parts of the first screw 4 and the second screw 7 extend into a casing, first bearings are respectively arranged at one side of the inner wall of the casing, one end of the first screw 4 is sleeved inside the first bearings, second bearings are respectively arranged at one sides of the first supporting plate 5 and the inner wall of the casing, two ends of the second screw 7 are sleeved inside the second bearings, and third bearings are respectively arranged at one side of the casing and one side of a second supporting plate 9, both ends of the transmission shaft 8 are sleeved in the third bearing;
wherein, feed hopper 12 and water tank 13 have been set gradually to the top of casing, the feed inlet has been seted up at the top of casing, the bottom fixed connection of feed inlet and feed hopper 12, circulative cooling water pipe 15 has been installed to one side of water tank 13, pass through heater 16, water tank 13, circulative cooling water pipe 15 isotructure's setting, equipment mainly adopts the heating methods of external heat, heat through heater 16, cooperation water tank 13 and circulative cooling water pipe 15 can be effectively regulated and control the temperature of equipment, ensure that the material can not damage because of the continuous intensification of internal heat, its yield is higher, circulative cooling water pipe 15's the other end is installed at the opposite side of water tank 13, cooling channel has been seted up to the inside of casing, circulative cooling water pipe 15 passes cooling channel's inside, the one end of casing is provided with discharge gate 14, and.
In the first embodiment, after the working power supply of the equipment is switched on, the servo motor 2 is started, the rotation speed is adjusted by matching with the speed reducer 3, the first screw rod 4 is driven to rotate, the first screw rod 4 drives the driving gear 6 to rotate, the driven gear 10 drives the transmission shaft 8 to rotate, the transmission shaft 8 transmits output to the second screw rod 7 through the two groups of ground transmission gears 11 and the second transmission gear 17, the torque output by the second screw rod 7 is enhanced to be 2 times of the previous torque, high torque output is realized, the extrusion effect is good, the working efficiency is high, after the feeding is carried out on the inside of the shell through the feeding hopper 12, the first screw rod 4 and the second screw rod 7 synchronously rotate, the material is extruded, and the extruded material is discharged from the discharge port 14.
In the second embodiment, in the operation process of the equipment, the heater 16 is controlled by the source of the prior art to heat the inside of the equipment, and when the temperature is too high, a person opens the valve to cool the casing through the circulating cooling water pipe 15 by the water in the water tank 13, so that the temperature of the equipment can be effectively regulated and controlled, the damage to the material due to the continuous too high temperature rise caused by internal heat is avoided, and the yield is greatly improved.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (5)
1. External heating double-screw high-torque extruder comprises a supporting base (1) and is characterized in that the top of the supporting base (1) is connected with a casing, a first supporting plate (5) and a second supporting plate (9) through bolts in sequence, a servo motor (2) is installed at the top of the supporting base (1) through screws, a speed reducer (3) is arranged on one side of the servo motor (2), the output end of the speed reducer (3) is connected with a first screw (4) through a coupler, a driving gear (6) is sleeved on the outer side of the first screw (4), a driven gear (10) is meshed and connected with the driving gear (6), a transmission shaft (8) is arranged inside the driven gear (10), the transmission shaft (8) is rotatably installed on one side of the second supporting plate (9), and two sets of first transmission gears (11) are sleeved on the outer side of the transmission shaft (8), first drive gear (11) meshing is connected with second drive gear (17), the inside of second drive gear (17) is provided with second screw rod (7), second screw rod (7) rotate to be installed one side of first backup pad (5), and the part of first screw rod (4) and second screw rod (7) extends to the inside of casing.
2. The high-torque extruder with external heating double screws as claimed in claim 1, wherein a first bearing is respectively installed on one side of the inner wall of the casing, a sleeve of the first screw (4) is installed in the first bearing, a second bearing is installed on one side of the inner wall of the casing and the first supporting plate (5), a second bearing is installed on one side of the inner wall of the second screw (7), a third bearing is installed on one side of the casing and one side of the second supporting plate (9), and a third bearing is installed on one side of the transmission shaft (8).
3. The external heating double-screw high-torque extruder according to claim 1, wherein the top of the casing is sequentially provided with a feeding hopper (12) and a water tank (13), the top of the casing is provided with a feeding hole, and the feeding hole is fixedly connected with the bottom of the feeding hopper (12).
4. The external-heating twin-screw high-torque extruder according to claim 3, wherein a circulating cooling water pipe (15) is installed at one side of the water tank (13), the other end of the circulating cooling water pipe (15) is installed at the other side of the water tank (13), a cooling channel is opened in the interior of the machine shell, and the circulating cooling water pipe (15) passes through the interior of the cooling channel.
5. The external-heating twin-screw high-torque extruder according to claim 1, wherein the casing is provided with a discharge port (14) at one end thereof, and a heater (16) is mounted on the inner wall of the casing by means of screws.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920635703.XU CN210190528U (en) | 2019-05-06 | 2019-05-06 | External heating double-screw high-torque extruder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920635703.XU CN210190528U (en) | 2019-05-06 | 2019-05-06 | External heating double-screw high-torque extruder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210190528U true CN210190528U (en) | 2020-03-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920635703.XU Active CN210190528U (en) | 2019-05-06 | 2019-05-06 | External heating double-screw high-torque extruder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210190528U (en) |
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2019
- 2019-05-06 CN CN201920635703.XU patent/CN210190528U/en active Active
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