CN219583495U - Cooling device for double-screw extruder - Google Patents
Cooling device for double-screw extruder Download PDFInfo
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- CN219583495U CN219583495U CN202223380375.4U CN202223380375U CN219583495U CN 219583495 U CN219583495 U CN 219583495U CN 202223380375 U CN202223380375 U CN 202223380375U CN 219583495 U CN219583495 U CN 219583495U
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- extruder
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- extruder frame
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
The utility model discloses a cooling device for a double-screw extruder, which relates to the technical field of double-screw extruders and comprises an extruder frame and a cooling unit; the front end of the extruder frame is provided with a double-screw channel along the front-back direction, the middle part of the upper side of the extruder frame is provided with a feeding cylinder, the lower end of the inside of the feeding cylinder is communicated with the upper side of the inside of the double-screw channel, and the inside of the feeding cylinder is provided with a rotating unit; the cooling unit comprises square grooves, water inlet pipes, water outlet pipes and valves, wherein one square groove is formed in the left side and the right side of the extruder frame along the front-rear direction respectively, the left end and the right end of the upper side of the extruder frame are respectively provided with one water inlet pipe, raw materials are easier to enter the inside of the double-screw channel through the feeding barrel by the rotating unit, cooling liquid is enabled to enter the inside of the square groove under the action of the water inlet pipes, and the cooling effect on the extruder frame is achieved through the cooling liquid.
Description
Technical Field
The utility model relates to the technical field of double-screw extruders, in particular to a cooling device for a double-screw extruder.
Background
The double-screw extruder is developed on the basis of a single-screw extruder, has the characteristics of good feeding performance, mixing plasticizing performance, exhaust performance, extrusion stability and the like, is widely applied to the molding processing of extruded products at present, and consists of a transmission device, a feeding device, a charging barrel, a screw and the like, and the functions of all the components are similar to those of the single-screw extruder, and the shell of the extruder heats in the using process, so that a cooling device is required to cool the shell;
the cooling device for the double-screw extruder comprises a shell and a movable plate, wherein a feeding hopper is arranged on one side of the top end of the shell, a plurality of supporting feet are arranged on the lower surface of the shell, two refrigeration plates are arranged on two sides of the shell, cavities are formed in the two refrigeration plates, and connecting seats are fixed in the middle of the lower surfaces of the two refrigeration plates;
the cooling device for the double-screw extruder in the prior art well realizes the cooling effect on the double-screw extruder, but the cooling method has higher cost, and the effect of saving the cost cannot be well realized for some small-sized double-screw extruders, so we propose the cooling device for the double-screw extruder.
Disclosure of Invention
The utility model aims to overcome the existing defects, and provides a cooling device for a double-screw extruder, which is characterized in that raw materials are easier to enter the inside of a double-screw channel through a feeding cylinder by a rotating unit, cooling liquid is enabled to enter the inside of a square groove under the action of a water inlet pipe, the cooling effect on an extruder frame is realized by the cooling liquid, and the problems in the background art can be effectively solved.
In order to achieve the above purpose, the present utility model provides the following technical solutions: a cooling device for a twin-screw extruder comprises an extruder frame and a cooling unit;
extruder frame: the front end is provided with a double-screw channel along the front-back direction, the middle part of the upper side of the extruder frame is provided with a feeding barrel, the lower end of the inside of the feeding barrel is communicated with the upper side of the inside of the double-screw channel, and a rotating unit is arranged in the inside of the feeding barrel;
and a cooling unit: the novel water-saving extruder comprises square grooves, water inlet pipes, water outlet pipes and valves, wherein one square groove is formed in the left side and the right side of the extruder frame along the front-rear direction respectively, the left end and the right end of the upper side of the extruder frame are provided with one water inlet pipe respectively, the left end and the right end of the lower side of the extruder frame are provided with one water outlet pipe respectively, the inner ends of the water inlet pipe and the water outlet pipe are communicated with the inner parts of the corresponding square grooves respectively, the outer sides of the water inlet pipe and the water outlet pipe are provided with one valve respectively, and each valve controls the operation of the valve through an external controller.
Under the effect of extruder frame, make the twin-screw pole realize pivoted effect through twin-screw passageway, realize the extrusion effect to the material through the rotation of twin-screw pole, make the raw materials enter into the inside of twin-screw passageway through the feed cylinder more easily through rotating the unit, make the coolant liquid enter into the inside of square groove under the effect of inlet tube, realize the cooling effect to the extruder frame through the coolant liquid, realize the drainage effect to the inside coolant liquid of square groove through the outlet pipe, control the inside disconnection of inlet tube and outlet pipe and closed effect through the valve.
Further, the cooling unit also comprises a clamping groove and a liquid level sensor, wherein the clamping groove is respectively formed in the outer side of the inner part of the square groove, the liquid level sensor is respectively clamped in the two clamping grooves, and the information output ends of the two liquid level sensors are respectively connected with the information input end of the external controller in a matched mode.
The clamping effect of the liquid level sensor is achieved under the action of the clamping groove, and the detection effect of the liquid level of the cooling liquid in the square groove is achieved through the liquid level sensor.
Further, the rotation unit comprises a circular ring groove, a gear ring, a cylinder, helical blades and a power component, wherein the circular ring groove is formed in the inner side of the feeding cylinder along the circumferential direction, the gear ring is connected with the inner side of the circular ring groove in a rotating mode, the cylinder is clamped in the inner side of the gear ring, the helical blades are arranged in the inner side of the cylinder along the vertical direction, raw materials are easier to enter the inner side of the extruder frame through the feeding cylinder by the helical blades, and the power component matched and connected with the outer side of the gear ring is arranged on the upper side of the extruder frame.
The gear ring is driven to rotate in the circular ring groove under the action of the power assembly, the cylinder is driven to rotate through the rotation of the gear ring, the helical blades are driven to rotate through the rotation of the cylinder, and raw materials are easier to enter the double-screw channel through the feeding barrel through the rotation of the helical blades.
Further, the power pack comprises a supporting frame, a driving shaft and a driving gear, the supporting frame is arranged on the upper side of the extruder frame along the left-right direction, the side surfaces of the upper end and the lower end of the driving shaft are respectively connected with the upper side of the inside of the supporting frame and the upper side of the extruder frame in a rotating mode, the driving gear is fixedly connected to the outer side of the driving shaft, and the driving gear penetrates through the front side of the feeding barrel and is connected with the outer side of the gear ring in a meshed mode.
Under the supporting action of the supporting frame, the driving gear is driven to rotate through the rotation of the driving shaft, and under the meshing connection action that the driving gear passes through the front side of the feeding barrel and the outer side of the gear ring, the gear ring is driven to rotate in the circular ring groove through the rotation of the driving gear.
Further, the power assembly further comprises an arc-shaped fixing block and a motor, the motor is fixedly connected to the upper side of the supporting frame through the arc-shaped fixing block, an output shaft of the motor is fixedly connected with the upper end of the driving shaft, and an input end of the motor is electrically connected with an output end of an external power supply through an external control switch.
The output shaft of the motor is driven to rotate under the action of an external power supply, and the driving shaft is driven to rotate through the rotation of the output shaft of the motor.
Further, the extruder frame also comprises threaded holes, the front end and the rear end of the extruder frame are respectively provided with threaded holes, the extruder frame is connected with the external connection assembly in a matched manner through the threaded holes, and the extruder frame is enabled to realize the matched connection effect with the external connection assembly under the action of the threaded holes.
Compared with the prior art, the utility model has the beneficial effects that: the cooling device for the double-screw extruder has the following advantages:
1. the cooling device for the double-screw extruder is provided with a rotating unit, the gear ring is driven to rotate in the circular ring groove under the action of the power component, the cylinder is driven to rotate through the rotation of the gear ring, the spiral blades are driven to rotate through the rotation of the cylinder, and raw materials are easier to enter the inside of the double-screw channel through the rotation of the spiral blades;
2. the cooling device for the double-screw extruder is provided with a cooling unit, the clamping effect of the liquid level sensor is realized under the action of the clamping groove, and the detection effect of the liquid level of the cooling liquid in the square groove is realized through the liquid level sensor;
3. the raw materials enter the double screw channel through the feeding barrel more easily through the rotating unit, the cooling liquid enters the square groove under the action of the water inlet pipe, and the cooling effect on the extruder frame is realized through the cooling liquid.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of a partial enlarged structure of the portion A in FIG. 1 according to the present utility model;
fig. 3 is a schematic rear view of the present utility model.
In the figure: 1 extruder frame, 2 double screw channel, 3 feeding cylinder, 4 rotation unit, 41 circular groove, 42 gear ring, 43 cylinder, 44 helical blade, 45 supporting frame, 46 driving shaft 47 driving gears, 48 arc-shaped fixed blocks, 49 motors, 5 cooling units, 51 square grooves, 52 water inlet pipes, 53 water outlet pipes, 54 valves, 55 clamping grooves, 56 liquid level sensors and 6 threaded holes.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-3, the present embodiment provides a technical solution: a cooling device for a twin-screw extruder, comprising an extruder frame 1 and a cooling unit 5;
extruder frame 1: the front end is provided with a double-screw channel 2 along the front-back direction, the middle part of the upper side of the extruder frame 1 is provided with a feeding barrel 3, the lower end of the inside of the feeding barrel 3 is communicated with the upper side of the inside of the double-screw channel 2, and the inside of the feeding barrel 3 is provided with a rotating unit 4;
the rotating unit 4 comprises a circular ring groove 41, a gear ring 42, a cylinder 43, a helical blade 44 and a power component, wherein the circular ring groove 41 is formed in the inner side of the feeding barrel 3 along the circumferential direction, the gear ring 42 is connected in a rotating mode in the circular ring groove 41, the cylinder 43 is clamped in the gear ring 42, the helical blade 44 is arranged in the cylinder 43 along the up-down direction, raw materials are easier to enter the extruder frame 1 through the feeding barrel 3 through the helical blade 44, and the power component which is connected with the outer side of the gear ring 42 in a matched mode is arranged on the upper side of the extruder frame 1.
The gear ring 42 is driven to rotate in the circular ring groove 41 under the action of the power assembly, the cylinder 43 is driven to rotate through the rotation of the gear ring 42, the spiral blades 44 are driven to rotate through the rotation of the cylinder 43, and raw materials are easier to enter the twin-screw channel 2 through the feeding barrel 3 through the rotation of the spiral blades 44.
The power assembly comprises a supporting frame 45, a driving shaft 46 and a driving gear 47, wherein the supporting frame 45 is arranged on the upper side of the extruder frame 1 along the left-right direction, the side surfaces of the upper end and the lower end of the driving shaft 46 are respectively in rotary connection with the upper side of the inside of the supporting frame 45 and the upper side of the extruder frame 1, the driving gear 47 is fixedly connected with the outer side of the driving shaft 46, and the driving gear 47 penetrates through the front side of the feeding barrel 3 and is in meshed connection with the outer side of the gear ring 42.
Under the supporting action of the supporting frame 45, the driving gear 47 is driven to rotate by the rotation of the driving shaft 46, and under the meshing connection action that the driving gear 47 passes through the front side of the feeding cylinder 3 and the outer side of the gear ring 42, the gear ring 42 is driven to rotate in the annular groove 41 by the rotation of the driving gear 47.
The power assembly further comprises an arc-shaped fixed block 48 and a motor 49, the motor 49 is fixedly connected to the upper side of the supporting frame 45 through the arc-shaped fixed block 48, an output shaft of the motor 49 is fixedly connected with the upper end of the driving shaft 46, and an input end of the motor 49 is electrically connected with an output end of an external power supply through an external control switch.
The output shaft of the motor 49 is driven to rotate by the external power supply, and the driving shaft 46 is driven to rotate by the rotation of the output shaft of the motor 49.
Cooling unit 5: the extruder comprises square grooves 51, water inlet pipes 52, water outlet pipes 53 and valves 54, wherein the square grooves 51 are respectively formed in the left side and the right side of the extruder frame 1 along the front-rear direction, the water inlet pipes 52 are respectively arranged at the left end and the right end of the upper side of the extruder frame 1, the water outlet pipes 53 are respectively arranged at the left end and the right end of the lower side of the extruder frame 1, the inner ends of the water inlet pipes 52 and the water outlet pipes 53 are respectively communicated with the inner parts of the corresponding square grooves 51, the outer sides of the water inlet pipes 52 and the water outlet pipes 53 are respectively provided with one valve 54, and each valve 54 controls the operation of the extruder frame through an external controller.
Under the effect of extruder frame 1, make the twin-screw through twin-screw passageway 2 realize pivoted effect, realize the extrusion effect to the material through the rotation of twin-screw, make the raw materials enter into twin-screw passageway 2's inside through feeding section of thick bamboo 3 more easily through rotating unit 4, make the coolant liquid enter into the inside of square groove 51 under the effect of inlet tube 52, realize the cooling effect to extruder frame 1 through the coolant liquid, realize the discharge effect to the inside coolant liquid of square groove 51 through outlet pipe 53, control the inside disconnection and the closed effect of inlet tube 52 and outlet pipe 53 through valve 54.
The cooling unit 5 further comprises a clamping groove 55 and a liquid level sensor 56, the clamping groove 55 is respectively formed in the outer side of the inner portion of the square groove 51, the liquid level sensor 56 is respectively clamped in the two clamping grooves 55, and information output ends of the two liquid level sensors 56 are respectively connected with information input ends of an external controller in a matched mode.
The clamping function of the liquid level sensor 56 is realized under the action of the clamping groove 55, and the detection function of the liquid level of the cooling liquid in the square groove 51 is realized through the liquid level sensor 56.
Still include screw hole 6, screw hole 6 has been seted up respectively to the front and back both ends of extruder frame 1, and extruder frame 1 passes through cooperation between screw hole 6 and the external connection subassembly and is connected, makes extruder frame 1 realize the cooperation connection effect with the external connection subassembly under the effect of screw hole 6.
The working principle of the cooling device for the double-screw extruder provided by the utility model is as follows:
under the effect of extruder frame 1, make the effect of rotation through twin-screw passageway 2, realize the extrusion effect to the material through the rotation of twin-screw passageway 2, drive the output shaft rotation of motor 49 under the effect of external power supply, drive the rotation of driving shaft 46 through the rotation of motor 49 output shaft, under the supporting role of support frame 45, drive the rotation of driving gear 47 through the rotation of driving shaft 46, under the meshing connection effect between the front side that driving gear 47 passed feed tube 3 and the outside of ring gear 42, drive the inside rotation of ring gear 42 at circular ring groove 41 through the rotation of driving gear 47, drive drum 43 through the rotation of ring gear 42, drive helical blade 44 rotation through the rotation of drum 43, make the raw materials more easily enter into the inside of twin-screw passageway 2 through feed tube 3 through helical blade 44, make the inside of square groove 51 through the cooling liquid realization to the cooling effect of extruder frame 1 through the cooling liquid, realize the discharge effect to the inside cooling liquid of square groove 51 through outlet pipe 53, under the effect of control of opening and closing of inside of feed tube 52 and outlet pipe 53, realize the effect to the inside of liquid level sensor 56 under the effect of detecting the liquid level sensor, realize the effect to the inside of the liquid level sensor is connected with the inside of the frame 6 under the effect of detecting the effect of the liquid level sensor 56 under the effect of the liquid level sensor is connected with the outside of the inside of the side of the frame is achieved.
It should be noted that the motor 49 disclosed in the above embodiment is a split-phase start motor, and the control switch set controls the motor 49 to operate by a method commonly used in the art.
The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.
Claims (6)
1. A cooling device for a twin screw extruder, characterized in that: comprises an extruder frame (1) and a cooling unit (5);
extruder frame (1): the front end is provided with a double-screw channel (2) along the front-back direction, the middle part of the upper side of the extruder frame (1) is provided with a feeding cylinder (3), the lower end of the inside of the feeding cylinder (3) is communicated with the upper side of the inside of the double-screw channel (2), and a rotating unit (4) is arranged in the feeding cylinder (3);
cooling unit (5): the novel water-saving extruder comprises square grooves (51), water inlet pipes (52), water outlet pipes (53) and valves (54), wherein the square grooves (51) are respectively formed in the left side and the right side of the extruder frame (1) along the front-rear direction, the water inlet pipes (52) are respectively arranged at the left end and the right end of the upper side of the extruder frame (1), the water outlet pipes (53) are respectively arranged at the left end and the right end of the lower side of the extruder frame (1), the inner ends of the water inlet pipes (52) and the water outlet pipes (53) are respectively communicated with the corresponding square grooves (51), the valves (54) are respectively arranged on the outer sides of the water inlet pipes (52) and the water outlet pipes (53), and each valve (54) controls the operation of the novel water-saving extruder through an external controller.
2. A cooling device for a twin screw extruder as defined in claim 1, wherein: the cooling unit (5) further comprises clamping grooves (55) and liquid level sensors (56), the clamping grooves (55) are respectively formed in the outer sides of the inner portions of the square grooves (51), the liquid level sensors (56) are respectively clamped in the two clamping grooves (55), and information output ends of the two liquid level sensors (56) are respectively connected with information input ends of an external controller in a matched mode.
3. A cooling device for a twin screw extruder as defined in claim 1, wherein: the rotary unit (4) comprises a circular groove (41), a gear ring (42), a cylinder (43), a helical blade (44) and a power component, wherein the circular groove (41) is formed in the inner side of the feeding cylinder (3) along the circumferential direction, the gear ring (42) is connected with the inner side of the circular groove (41) in a rotary mode, the cylinder (43) is clamped in the inner side of the gear ring (42), the helical blade (44) is arranged in the inner side of the cylinder (43) along the vertical direction, raw materials are easier to enter the inner side of the extruder frame (1) through the feeding cylinder (3), and the power component connected with the outer side of the gear ring (42) in a matched mode is arranged on the upper side of the extruder frame (1).
4. A cooling device for a twin screw extruder as defined in claim 3, wherein: the power assembly comprises a supporting frame (45), a driving shaft (46) and a driving gear (47), wherein the supporting frame (45) is arranged on the upper side of the extruder frame (1) along the left-right direction, the side surfaces of the upper end and the lower end of the driving shaft (46) are respectively connected with the upper side of the inside of the supporting frame (45) and the upper side of the extruder frame (1) in a rotating mode, the driving gear (47) is fixedly connected to the outer side of the driving shaft (46), and the driving gear (47) penetrates through the front side of the feeding barrel (3) and is connected with the outer side of the gear ring (42) in a meshed mode.
5. A cooling apparatus for a twin screw extruder as defined in claim 4, wherein: the power assembly further comprises an arc-shaped fixed block (48) and a motor (49), the motor (49) is fixedly connected to the upper side of the supporting frame (45) through the arc-shaped fixed block (48), an output shaft of the motor (49) is fixedly connected with the upper end of the driving shaft (46), and an input end of the motor (49) is electrically connected with an output end of an external power supply through an external control switch.
6. A cooling device for a twin screw extruder as defined in claim 1, wherein: still include screw hole (6), screw hole (6) have been seted up respectively at the front and back both ends of extruder frame (1), extruder frame (1) are connected through the cooperation between screw hole (6) and the external connection subassembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223380375.4U CN219583495U (en) | 2022-12-16 | 2022-12-16 | Cooling device for double-screw extruder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223380375.4U CN219583495U (en) | 2022-12-16 | 2022-12-16 | Cooling device for double-screw extruder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219583495U true CN219583495U (en) | 2023-08-25 |
Family
ID=87691462
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223380375.4U Active CN219583495U (en) | 2022-12-16 | 2022-12-16 | Cooling device for double-screw extruder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219583495U (en) |
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2022
- 2022-12-16 CN CN202223380375.4U patent/CN219583495U/en active Active
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