CN216466099U - Cooling device for shaping of plastic profile extruder - Google Patents

Abstract

The utility model provides a cooling device for shaping a plastic profile extruder, which is characterized by comprising a cold water tank, a water pump, a water inlet pipe, a cold water tank, a water guide pipe, a water spraying nozzle, a refrigerating pipe and a cooling mechanism, a cold water tank is arranged on the left side of the extruder, through holes are respectively arranged on the left side wall and the right side wall of the cold water tank, the two through holes are on the same straight line, the cooling mechanism is arranged in the cooling water tank, the cooling water tank and the cooling mechanism are additionally arranged, the effect that the cooling water tank cools the profiled bars uniformly to the maximum extent is achieved, the cooling efficiency is improved, the phenomenon that wind power generated by rotation of the fan blades is intensively blown to the water spraying nozzles on the lower sides of the fan blades is avoided, the phenomenon that the water spraying nozzles under the fan blades cannot cool the profiled bars normally is prevented, the profiled bars can be cooled uniformly and shaped normally, and unnecessary cost waste is reduced.

Description

Cooling device for shaping of plastic profile extruder

Technical Field

The utility model relates to the technical field of extruders, in particular to a cooling device for shaping a plastic profile extruder.

Background

The plastic profile extruder is also called plastic extruder, which is a machine for extruding and molding molten materials to produce various plastic products, in the plastic extrusion production, the materials are generally melted at present, then the melted materials are extruded and molded by the extruder, but the extruded and molded plastic has high temperature and can enter the next process for processing after being cooled and molded, therefore, the plastic profile extruded by the extruder needs to be cooled by a cooling mechanism, the existing cooling mechanism is provided with cooling nozzles at the upper side and the lower side of an extruder extrusion head of the extruder, the profile is cooled by cold water sprayed by the cooling nozzles, a water tank with a water pump is arranged at the lower side of the cooling nozzles, the inside of the water tank is filled with the cold water, a cold air blower is arranged above the cooling nozzles, the profile extruded by the extruder is extruded by the extrusion head and then is cooled by the mutual matching of the cold air blower and the cooling nozzles, although the extruded profile can be well cooled, the following defects still exist:

because the air cooler is simple in structure, the generated wind power is single in direction, so that wind power can be intensively blown to the cooling nozzle on the lower side of the air cooler, water flow sprayed by the cooling nozzle under the air cooler is blown to the bottom of the water tank, and the water flow generated by the cooling nozzle on the lower side cannot be completely sprayed to the lower surface of the profile, so that the lower surface of the profile cannot be thoroughly cooled, the cooling process of the profile is uneven, the cooling efficiency is poor, the profile cannot be normally shaped, the shaping failure of the profile is caused, and unnecessary cost waste is further increased;

the external cold water source connected through the cooling spray head sprays cold water on the surface of the section bar, the cooling of the extruded section bar can be realized, the cooling spray head can collect cold water in the water tank after spraying, the cyclic utilization of the cold water in the cooling spray head is realized through the action of the water pump in the water tank, but the cold water in the water tank can be recycled for a long time, the temperature of the cold water per se can be increased, the cooling efficiency of the cold water on the section bar is reduced, the section bar is not completely cooled and molded and then is processed on the next step, the section bar is enabled to be in the soft state of the unshaped state when entering the interior of the subsequent processing equipment, the subsequent processing equipment can not process the section bar, the cooling and molding process of the section bar is waited, a large amount of time can be wasted, the section bar processing assembly line at the moment is kept in the standby state, and the section bar processing efficiency is reduced.

Disclosure of Invention

According to the technical problems, the utility model provides a cooling device for shaping a plastic profile extruder, which is characterized by comprising a cold water tank, a water pump, a water inlet pipe, a water guide pipe, a water spraying nozzle, a refrigerating pipe and a cooling mechanism, wherein the left side of the extruder is provided with the cold water tank, the left side wall and the right side wall of the cold water tank are respectively provided with a through hole, the two through holes are on the same straight line, the left end of the bottom of the cold water tank is provided with a water tank, the right end of the bottom of the cold water tank is of an inclined structure, the bottom of the water tank is provided with the refrigerating pipe, the refrigerating pipe is connected with an external refrigerator, the water inlet pipe is arranged inside the water tank, one end of the water inlet pipe is arranged inside the water tank, the other end of the water inlet pipe is connected with one end of the water pump, the water pump is arranged at the bottom of the cold water tank, the water pump is connected with an external power supply, and the water guide pipe is arranged at the other end of the water pump, the cross section of the water guide pipe is of an M-shaped structure, one side, close to each other, of the water guide pipe is provided with water spraying nozzles, the number of the water spraying nozzles is N, N is more than or equal to 2, a cooling mechanism is arranged in the cold water tank, and the cooling mechanism is arranged on the upper side of the water guide pipe;

the cooling mechanism comprises a sliding shaft, an installation block, an air guide plate, a rotating motor, a worm, fan blades, a turbine, a connecting shaft, a driving connecting rod, a main fixing block, a driven connecting rod, a rotating shaft, an auxiliary fixing block, a movable plate and a driven connecting rod, wherein the rotating motor is installed at the top of the inner side wall of the cold water tank, one end of the worm is welded on an output shaft of the rotating motor, the fan blades are welded at the other end of the worm, the worm is connected with the turbine through a threaded structure in a meshed mode, one end of the driving connecting rod is rotatably connected to the side wall of the turbine through the rotating shaft, the main fixing block is arranged at the left end of the rotating motor, the main fixing block is welded at the top of the inner side wall of the cold water tank, a movable groove is formed in the side wall of the main fixing block, the rotating shaft is provided with the other end of the driving connecting rod in a rotating mode, and the other end of the driving connecting rod is rotatably connected with one end of the driven connecting rod through the rotating shaft, the left side wall welding of cold water tank has vice fixed block, the connecting axle is installed to the right side wall of vice fixed block, the connecting axle rotates and is connected with the fly leaf, the upper end of fly leaf rotates the other end that is connected with driven connecting rod through the pivot, the lower extreme of fly leaf rotates the one end that is connected with passive connecting rod through the pivot, the other end of passive connecting rod is connected with the installation piece through the pivot, the downside of installation piece is provided with the sliding shaft, the sliding shaft both ends weld respectively on the inside wall about the cold water tank, sliding shaft sliding connection has the air guide, the gas pocket has been seted up to the inside of air guide, the number of gas pocket is X, and X is more than or equal to 2, the welding of top of air guide has the installation piece.

The utility model has the beneficial effects that:

the utility model adds the worm, the worm wheel, the rotating shaft, the driving connecting rod, the main fixing block, the movable groove, the driven connecting rod, the connecting shaft, the auxiliary fixing block, the movable plate and the driven connecting rod on the basis of the existing cooling mechanism, thereby leading the cold water tank to realize the effects of uniformly cooling and cooling the profiled bars to the maximum extent, further effectively improving the cooling efficiency of the whole cooling mechanism, in particular, in the process that the profiled bars are extruded to the cold water tank by an extruder, a water pump can lead cold water into the inner part of a water spray nozzle through a water guide pipe, the cold water is sprayed to the surface of the profiled bars through the water spray nozzle, at the moment, the fan blades can rotate together under the action of a rotating motor, the fan blades drive the worm wheel to rotate together through the mutual meshing action of the worm wheel and the worm wheel, the driving connecting rod makes horizontal linear motion in the movable groove while the worm wheel makes circumferential motion, the driven connecting rod drives the movable plate to do circular motion under the action of the driving connecting rod, the driven connecting rod drives the air guide plate to move together through the mounting block, under the limiting action of the sliding shaft, the sliding shaft can limit the movement direction of the air guide plate in the horizontal direction, namely, the air guide plate can only slide in the horizontal direction of the sliding shaft, the air guide plate can change the wind direction of the wind directly blown by the fan blades in the sliding process, the wind shielding and disturbing flow of the air guide plate is utilized to uniformly send cold wind to the inside of the cold water tank, meanwhile, the wind speed generated by the fan blade is buffered when reaching the surface of the lower spray head, so that the phenomenon that the wind generated by the rotation of the fan blade is intensively blown to the lower spray head is avoided, the phenomenon that the spray head under the fan blade cannot normally cool the profiled bar is prevented, the profiled bar can be uniformly cooled and normally shaped, and unnecessary cost waste is reduced;

the cold water tank is additionally provided with the refrigerating pipe, so that the effect that cold water in the cold water tank is always kept at a low temperature in the frequent circulation process is realized, the phenomenon that the water temperature is gradually increased after water flow in the water guide pipe is used for a long time is avoided, the cooling efficiency of cold water on extruded sections is improved, the phenomenon that the sections are not completely cooled and formed and then are processed in the next step is avoided to a certain extent, subsequent processing equipment is not needed for waiting for the cooling and shaping process of the sections, the waste of time is reduced, the processing efficiency of the sections is improved, and the practicability of the cold water tank is improved.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is an enlarged view taken at A of FIG. 1 in accordance with the present invention;

FIG. 3 is a schematic view of a movable groove formed in a main fixing block of the present invention;

FIG. 4 is a schematic view of a refrigeration circuit configuration of the present invention;

FIG. 5 is a side view of the sliding shaft and air guide plate of the present invention in cooperation with each other.

As shown in the figure: 1-a cold water tank, 11-a water pump, 12-a water inlet pipe, 13-a water guide pipe, 14-a water spraying nozzle, 15-a refrigerating pipe, 16-a water tank, 2-a sliding shaft, 21-an installation block, 22-an air hole, 23-an air guide plate, 3-a rotating motor, 31-a worm, 32-a fan blade, 33-a turbine, 34-a rotating shaft, 35-a driving connecting rod, 36-a main fixing block, 37-a movable groove, 38-a driven connecting rod, 39-a connecting shaft, 310-an auxiliary fixing block, 311-a movable plate, 312-a driven connecting rod, 4-an extruder and 41-a special-shaped material.

Detailed Description

Example 1

The utility model provides a cooling device for shaping a plastic profile 41 extruder 4, which is characterized by comprising a cold water tank 1, a water pump 11, a water inlet pipe 12, a water guide pipe 13, a water spraying nozzle 14, a refrigerating pipe 15 and a cooling mechanism, wherein the left side of the extruder 4 is provided with the cold water tank 1, the left side wall and the right side wall of the cold water tank 1 are respectively provided with through holes, the two through holes are positioned on the same straight line, the left end of the bottom of the cold water tank 1 is provided with a water tank 16, the right end of the bottom of the cold water tank 1 is of an inclined structure, the bottom of the water tank 16 is provided with the refrigerating pipe 15, the refrigerating pipe 15 is connected with an external refrigerator, the inside of the water tank 16 is provided with the water inlet pipe 12, one end of the water inlet pipe 12 is arranged inside the water tank 16, the other end of the water inlet pipe 12 is connected with one end of the water pump 11, the water pump 11 is arranged at the bottom of the cold water tank 1, the water pump 11 is connected with an external power supply, the other end of the water pump 11 is provided with the water guide pipe 13, the section of the water guide pipe 13 is of an M-shaped structure, one side, close to each other, of the water guide pipe 13 is provided with water spraying nozzles 14, the number of the water spraying nozzles 14 is N, N is more than or equal to 2, a cooling mechanism is arranged in the cold water tank 1, and the cooling mechanism is arranged on the upper side of the water guide pipe 13;

the cooling mechanism comprises a sliding shaft 2, a mounting block 21, an air guide plate 23, a rotary motor 3, a worm 31, fan blades 32, a worm wheel 33, a connecting shaft 39, a driving connecting rod 35, a main fixing block 36, a driven connecting rod 38, a rotating shaft 34, an auxiliary fixing block 310, a movable plate 311 and a driven connecting rod 312, wherein the rotary motor 3 is mounted at the top of the inner side wall of the cold water tank 16, one end of the worm 31 is welded on an output shaft of the rotary motor 3, the fan blades 32 are welded at the other end of the worm 31, the worm 31 is meshed with the worm wheel 33 through a threaded structure, one end of the driving connecting rod 35 is rotatably connected with the side wall of the worm wheel 33 through the rotating shaft 34, the main fixing block 36 is arranged at the left end of the rotary motor 3, the main fixing block 36 is welded at the top of the inner side wall of the cold water tank 16, a movable groove 37 is formed in the side wall of the main fixing block 36, the rotating shaft 34 is arranged inside the movable groove 37, and the rotating shaft 34 is rotatably connected with the other end of the driving connecting rod 35, the other end of the driving connecting rod 35 is rotatably connected with one end of the driven connecting rod 38 through a rotating shaft 34, an auxiliary fixing block 310 is welded on the left side wall of the cold water tank 1, a connecting shaft 39 is installed on the right side wall of the auxiliary fixing block 310, the connecting shaft 39 is rotatably connected with a movable plate 311, the upper end of the movable plate 311 is rotatably connected with the other end of the driven connecting rod 38 through the rotating shaft 34, the lower end of the movable plate 311 is rotatably connected with one end of a driven connecting rod 312 through the rotating shaft 34, the other end of the driven connecting rod 312 is connected with an installation block 21 through the rotating shaft 34, a sliding shaft 2 is arranged on the lower side of the installation block 21, two ends of the sliding shaft 2 are respectively welded on the left inner side wall and the right inner side wall of the cold water tank 1, the sliding shaft 2 is slidably connected with an air guide plate 23, air holes 22 are formed in the air guide plate 23, the number of the air holes 22 is X which is larger than or equal to 2, and the installation block 21 is welded on the top of the air guide plate 23.

Example 2

Before the utility model is used, the utility model is arranged on the left side of an extruder 4, an extrusion head of the extruder 4 and through holes arranged on the left side wall and the right side wall of a cold water tank 1 are on the same straight line, a profiled bar 41 extruded by the extrusion head of the extruder 4 enters the cold water tank 1 through the through holes arranged on the side wall of the cold water tank 1, an external power supply of a rotating motor 3, a water pump 11 and a refrigerating pipe 15 is manually opened, cold water in the water tank 16 enters the water guide pipe 13 from a water inlet pipe 12 under the action of the water pump 11, cold water in the water guide pipe 13 is sprayed to the surface of the profiled bar 41 from a water spraying nozzle 14, at the moment, fan blades 32 also rotate together under the action of the rotating motor 3, the fan blades 32 drive a turbine 33 to rotate together through the mutual meshing action of a worm 31 of the turbine 33, and the rotating shaft 34 connected with the turbine 33 can do circular motion while the turbine 33, the driving connecting rod 35 is driven to do horizontal linear motion in the movable groove 37, at the same time, the driving connecting rod 35 drives the driven connecting rod 38 to do motion together through the rotating shaft 34, the driven connecting rod 38 drives the movable plate 311 to do circular motion under the action of the connecting shaft 39 while moving, through the driven connecting rod 312 rotationally connected with the movable plate 311, the driven connecting rod can drive the air guide plate 23 to do motion together through the mounting block 21, under the limiting action of the sliding shaft 2, the sliding shaft 2 can limit the motion direction of the air guide plate 23 in the horizontal direction, namely, the air guide plate 23 can only slide in the horizontal direction of the sliding shaft 2, at the moment, the air flow generated by the fan blade 32 can enter the inside of the air guide plate 23 through the air hole 22, along with the movement of the air guide plate 23 in the horizontal direction, the air flow can be evenly dispersed to the inside of the cold water tank 1, and simultaneously, the water spraying nozzle 14 sprays the profiled bar 41, rivers can drop to the inside of cold water tank 1, and these rivers can concentrate the inside of landing to water tank 16 under the effect of cold water tank 16 right-hand member slope structure, through switch on's refrigeration pipe 15, can carry out further cooling with the inside cold water of water tank 16 to make the inside cold water of water tank 16 keep microthermal effect throughout in frequent cycle process, accomplish the cooling process of cold water tank 1 to profile shapes 41 this moment.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. While the utility model has been described with respect to the above embodiments, it will be understood by those skilled in the art that the utility model is not limited to the above embodiments, which are described in the specification and illustrated only to illustrate the principles of the utility model, but that various changes and modifications may be made without departing from the spirit and scope of the utility model as defined by the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (4)

1. A cooling device for shaping of a plastic profile extruder is characterized by comprising a cold water tank, a water pump, a water inlet pipe, a cold water tank, a water guide pipe, a water spraying nozzle, a refrigerating pipe and a cooling mechanism, wherein the cold water tank is arranged on the left side of the extruder, through holes are respectively formed in the left side wall and the right side wall of the cold water tank, the two through holes are in the same straight line, a water tank is arranged at the left end of the bottom of the cold water tank, the right end of the bottom of the cold water tank is of an inclined structure, the refrigerating pipe is installed at the bottom of the water tank and is connected with an external refrigerator, the water inlet pipe is arranged inside the water tank, one end of the water inlet pipe is arranged inside the water tank, the other end of the water inlet pipe is connected with one end of the water pump, the water pump is installed at the bottom of the cold water tank and is connected with an external power supply, the water guide pipe is installed at the other end of the water pump, and the water spraying nozzle is installed at one side, which is close to the water guide pipe, a cooling mechanism is arranged in the cold water tank and is arranged on the upper side of the water guide pipe;

the cooling mechanism comprises a sliding shaft, an installation block, an air guide plate, a rotating motor, a worm, fan blades, a turbine, a connecting shaft, a driving connecting rod, a main fixing block, a driven connecting rod, a rotating shaft, an auxiliary fixing block, a movable plate and a driven connecting rod, wherein the rotating motor is installed at the top of the inner side wall of the cold water tank, one end of the worm is welded on an output shaft of the rotating motor, the fan blades are welded at the other end of the worm, the worm is connected with the turbine through a threaded structure in a meshed mode, one end of the driving connecting rod is rotatably connected to the side wall of the turbine through the rotating shaft, the main fixing block is arranged at the left end of the rotating motor, the main fixing block is welded at the top of the inner side wall of the cold water tank, a movable groove is formed in the side wall of the main fixing block, the rotating shaft is provided with the other end of the driving connecting rod in a rotating mode, and the other end of the driving connecting rod is rotatably connected with one end of the driven connecting rod through the rotating shaft, the left side wall welding of cold water storage cistern has vice fixed block, the connecting axle is installed to the right side wall of vice fixed block, the connecting axle rotates and is connected with the fly leaf, the other end that is connected with driven connecting rod is rotated through the pivot to the upper end of fly leaf, the lower extreme of fly leaf rotates the one end that is connected with driven connecting rod through the pivot, the other end of driven connecting rod is connected with the installation piece through the pivot, the downside of installation piece is provided with the sliding shaft, the sliding shaft both ends are welded respectively on the inside wall about the cold water storage cistern, sliding shaft sliding connection has the air guide, the gas pocket has been seted up to the inside of air guide, the top welding of air guide has the installation piece.

2. A cooling apparatus for profile extruder sizing according to claim 1, wherein the water guide tube has an "M" shaped cross-section.

3. A cooling device for shaping a plastic profile extruder according to claim 1, wherein the number of the water spray nozzles is N, and N is not less than 2.

4. A cooling apparatus for profile extruder sizing according to claim 1, wherein the number of said air holes is X, X is 2 or more.

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