CN221112478U - Aquatic granulator - Google Patents

Abstract

The utility model discloses an underwater pelletizer, which comprises: a frame providing support; the granulating chamber comprises a feed inlet arranged on the side wall and a discharge outlet arranged at the bottom; the traction unit is arranged in the granulating chamber and is used for dragging the resin material strips transferred by the water flushing type material guiding device through the discharge hole to the granulating unit; the granulating unit is arranged in the granulating chamber and used for granulating the resin material strips; the discharging hopper is arranged below the granulating chamber and is used for granulating the material strips flowing out from the discharging port and discharging the material strips through water flushing; wherein, the bottom of the discharge hole is provided with a filter hole, the filter hole can allow water to pass through, and the material bar can not pass through; the water receiving unit is arranged below the discharge hopper and used for guiding water passing through the discharge hopper into the water filtering device. The utility model has novel structure and strong practicability. Resin materials are discharged from the casting belt head and enter the water-jet type material guiding device, and enter the granulator through water-jet to be cut into particles with set size.

Description

Aquatic granulator

Technical Field

The utility model relates to the technical field of granulator, in particular to an underwater granulator.

Background

At present, most polymers, engineering materials and reclaimed materials on the market adopt a bracing-type granulator, and the bracing-type granulator needs a worker to bracing, meanwhile, because extrusion problems often cause breakage of material strips, when the workers do not find the broken material strips, a large amount of broken material strips can be piled up under a machine head or a casting belt head to form a great deal of piles, so that the materials are seriously wasted. Meanwhile, the bracing type granulating is that if a worker bracing is used in a large yield, the worker bracing can cause unsmooth feeding of the material strips into the granulating machine to cause waste, and particularly in the production of polymers, the production requirement cannot be met by the traditional dry bracing type granulating because of the huge yield.

Disclosure of utility model

The utility model aims to provide an underwater pelletizer, which aims to solve the technical problems in the background technology.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

An underwater pelletizer, comprising:

a frame providing a supporting function;

The granulating chamber comprises a feed inlet arranged on the side wall and a discharge outlet arranged at the bottom;

The traction unit is arranged in the granulating chamber and is used for dragging the resin material strip transmitted by the water-jet type material guide device through the discharge hole to the granulating unit;

The granulating unit is arranged in the granulating chamber and is used for granulating the resin strips;

the discharging hopper is arranged below the granulating chamber and is used for granulating the material strips flowing out of the discharging port and discharging the material strips through water flushing; the bottom of the discharge hole is provided with a filter hole, and the filter hole can allow water to pass through while a material strip cannot pass through;

The water receiving unit is arranged below the discharge hopper and used for guiding water passing through the discharge hopper into the water filtering device.

In some embodiments, the traction unit comprises: the lower traction roller motor and the upper traction roller motor are respectively arranged on the frame, the lower traction roller and the upper traction roller are respectively arranged in the granulating chamber in a rotating mode, the upper traction roller is driven by the upper traction roller motor, the lower traction roller is driven by the lower traction roller motor, and the lower traction roller and the upper traction roller are rotated in opposite directions.

In some embodiments, the grain cutting unit comprises a fixed knife, a movable knife motor and a movable knife, wherein the fixed knife is fixedly arranged in the grain cutting chamber, the movable knife is rotatably arranged in the grain cutting chamber, the movable knife motor is arranged on the frame and used for driving the movable knife, and the movable knife and the fixed knife are mutually matched and used for cutting the resin strips drawn by the lower drawing roller and the upper drawing roller into grains.

In some embodiments, a feeding plate is arranged at the feeding port of the granulating chamber, a plurality of drain holes are arranged on the feeding plate, and water leaked from the drain holes is discharged into the water receiving tray.

In some embodiments, the device further comprises a water retaining disk arranged below the feeding plate and below the discharging hopper for guiding water leaked from the feeding plate and the discharging hopper into the water receiving disk.

Compared with the prior art, the utility model has the following beneficial effects:

The application has novel structure and strong practicability. Resin materials are discharged from the casting belt head and enter a water-jet type material guiding device, enter a granulator through water-jet and are cut into particles with set sizes, enter a dewatering dryer through water-jet and are subjected to dewatering, and then enter screening and packaging. The water of the water-jet type material guiding device enters the granulating system, returns to the water filtering device for cooling and filtering, and enters the water-jet type material guiding device and the granulating system for recycling.

The system provided by the application is used for automatic production of all polymers with the yield of 1 ton to 50 tons per hour, the efficiency is greatly improved compared with the prior art, and the automatic production is realized.

Drawings

FIG. 1 is a front view of a water-jet automatic pelletizing system according to an embodiment;

FIG. 2 is a top view of a water-jet automatic pelletizing system according to an embodiment;

FIG. 3 is a front view of a water-jet type guide device in an embodiment;

FIG. 4 is a schematic diagram illustrating the operation of the water-jet type material guiding device according to the embodiment;

FIG. 5 is a front view of a underwater pelletizer according to an embodiment;

FIG. 6 is a side view of a mid-water pelletizer in an embodiment;

FIG. 7 is a top view of a mid-water pelletizer according to an embodiment;

FIG. 8 is a front view of a water filtration device of an embodiment;

FIG. 9 is a top view of a water filtration device of an embodiment;

FIG. 10 is a schematic view of a primary filter and scraper apparatus in an embodiment;

Illustration of: 1-cast strip head, 2-water flushing type guide device, 3-water granulator, 4-dewatering dryer, 5-water filtering device, 21-spray tank, 22-flushing tank, 23-spraying device, 24-water pump unit, 25-up and down adjustment moving rack, 26-guide plate, 27-moving caster, 28-first flow regulator, 29-second flow regulator, 211-spray head, 231-spray pipe, 100-strip, 310-rack, 311-moving knife motor, 312-lower traction roller motor, 313-upper traction roller motor, 315-moving knife, 316-lower traction roller, 317-upper traction roller, 318-water receiving tray, 319-water blocking tray, 320-stationary knife, 321-feeding plate, 322-discharge hopper, 323-drain hole, 511-water storage tank, 512-secondary filter, 513-water outlet pipe, 514-water outlet pump, 515-fine filter, 516-secondary cooler, 517-backwater motor, 518-backwater pipe, primary filter, 520-conveying motor, 521-525-scraping carriage, 523-collecting waste residue frame, 523-collecting carriage, and small-scraping carriage.

Detailed Description

In order to make the objects, technical solutions and advantages of the present application more apparent, the technical solutions in the preferred embodiments of the present application will be described in more detail with reference to the accompanying drawings in the preferred embodiments of the present application. In the drawings, the same or similar reference numerals refer to the same or similar components or components having the same or similar functions throughout. The described embodiments are some, but not all, embodiments of the application. The embodiments described below by referring to the drawings are illustrative and intended to explain the present application and should not be construed as limiting the application. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.

Embodiments of the present application will be described in detail below with reference to the accompanying drawings.

In the description of the present application, it should be noted that, unless explicitly stated and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be fixedly connected, or indirectly connected through intermediaries, for example, or may be in communication with each other between two elements or in an interaction relationship between the two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to the specific circumstances.

In the description of the present application, it should be understood that the terms "upper," "lower," "front," "rear," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship of the drawings, merely to facilitate description of the present application and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present application.

Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or display that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed or inherent to such process, method, article, or display.

A water-jet automatic pelletizing system according to an embodiment of the present application will be described in detail with reference to fig. 1 to 10. It is noted that the following examples are only for explaining the present application and are not to be construed as limiting the present application. For a better description of an underwater pelletizer, it is described in detail as applied to a water-flush automatic pelletizer system.

Example 1:

referring to fig. 1-10, a water-flush automatic pelletizing system, comprising: the device comprises a water flushing type guide device 2, an underwater pelletizer 3 and a water filtering device 5, wherein the water flushing type guide device 2 is used for flushing and conveying resin strips 100 which are discharged from a casting belt head 1; the underwater pelletizer 3 is used for pelletizing the resin strips 100 which are washed and conveyed by the water flushing type material guiding device 2; the water filtering device 5 is used for conveying water after being cut into particles by the underwater pelletizer 3 to the water flushing type guide device 2.

After the resin is melted and extruded into strips through the casting belt head 1, the strips 100 are automatically conveyed to the underwater pelletizer 3 by the water flushing type material guiding device 2 for pelleting, so that the situation that a worker is not required to brace the strips and the strip is broken or unsmoothly occurs is avoided.

In some embodiments, the water-jet type material guiding device 2 comprises: the flushing tank 22 is obliquely arranged, and the oblique arrangement is used for conveniently conveying the material strips 100 on an inclined plane, and meanwhile, water is convenient to flow from high to low, so that the material strips 100 are driven to move. The high end of the flushing tank 22 is provided with a water spraying device, the flushing tank 22 close to the high end of the flushing tank 22 is provided with a spraying device 23, and the lower part of the flushing tank 22 is provided with a water pump unit 24 for supplying water to the water spraying device and the spraying device 23; the lower end of the flushing tank 22 is connected with the feed inlet of the underwater pelletizer 3. The water spraying device mainly sprays the material strip 100 from the lower part, after the raw materials are extruded into the material strip 100 from the casting belt head 1, the material strip 100 is sprayed through the water spraying device, the lower part of the material strip 100 is dipped with water to become smooth and convenient to convey, meanwhile, the upper spraying device 23 sprays the material strip 100 from the upper part, the friction force between the material strip 100 and the flushing groove 22 is further smaller, and meanwhile, the sprayed water also provides a power carrier for the transmission of the material strip 100.

The water spraying device comprises a water spraying tank 21, a spray head 211, a first control valve and a first flow regulator 28, wherein the water spraying tank 21 is arranged at the high end of a water flushing tank 22, the water spraying tank 21 is provided with a cavity, a plurality of holes are formed in the upper surface of the water spraying tank 21, an included angle is formed between the upper surface of the water spraying tank 21 and the tank surface of the water flushing tank 22, the included angle is mainly used for forming a certain space after the strip 100 is extruded from the casting strip head 1 and before entering the water flushing tank 22, the spray head 211 is convenient for spraying water to the strip 100, the strip 100 becomes smooth, and the strip is convenient to be conveyed on the water flushing tank 22.

The spray heads 211 are arranged in the cavities and correspond to the holes respectively, the spray heads 211 and the first flow controllers are connected through a first water pipe, the first control valve is arranged on the first water pipe, and the first flow regulator 28 is connected with the water pump unit 24. The water quantity required after adjustment by the first flow regulator 28 can achieve both the water flush delivery strip 100 and energy saving.

In some embodiments, the spraying device 23 includes a spraying frame, a second control valve, and a second flow regulator 29, where a plurality of spraying pipes 231 are provided on the spraying frame, a plurality of water spraying holes for spraying water into the flushing tank 22 are provided on the spraying pipes 231, the spraying pipes 231 and the second flow controller are connected through a second water pipe, the second control valve is provided on the second water pipe, and the second flow regulator 29 is connected with the water pump unit 24. The water quantity required after adjustment by the second flow regulator 29 can achieve both the water flush conveying of the strip 100 and the energy saving. Meanwhile, each of the shower pipes 231 is equally spaced from the flushing tank 22. This arrangement allows for approximately equal time from the water being sprayed from each spray pipe 231 to the flush tank 22, and allows for relatively even loading of the strip 100, facilitating stable continuous delivery of the strip 100.

In addition, the water-flush type material guiding device 2 further comprises: the up-down adjusting moving frame 31025 is provided at the bottom of the flushing tank 22 near the lower end of the flushing tank 22. The up-and-down adjustment moving frame 31025 can be adjusted up and down to accomplish the docking with the casting head 1 and the underwater pelletizer 3, and the up-and-down adjustment moving frame 31025 can be moved to a desired position by moving the casters 27.

Meanwhile, according to a further technical scheme, the water-flushing type material guiding device 2 further comprises: the guide plate 26 is provided with a plurality of guide grooves for separating the resin strips 100 into the underwater pelletizer 3. The guide plate 26 is shaped like a comb, except that the depth of the guide slot is shallow, which is mainly used to distinguish the strips 100.

In some embodiments, the water-jet guiding device 2 further comprises: the lower part of the up-down adjusting moving frame 31025 is provided with a moving caster 27.

In some embodiments, the underwater pelletizer 3 includes: the machine frame 310, the grain cutting chamber, the traction unit, the grain cutting unit, the discharge hopper 322 and the water receiving unit, wherein the machine frame 310 provides a supporting function; the granulating chamber comprises a feed inlet arranged on the side wall and a discharge outlet arranged at the bottom; the traction unit is arranged in the granulating chamber and is used for dragging the resin material strips 100 transferred by the water-jet type material guiding device 2 through the discharge hole to the granulating unit; the dicing unit is arranged in the dicing chamber and is used for dicing the resin material strips 100; the discharging hopper 322 is arranged below the granulating chamber and is used for discharging 100 particles of the material strips flowing out from the discharging port through water flushing, and the 100 particles enter the dewatering dryer 4 through water flushing to remove water and then enter screening and packaging; wherein, the bottom of the discharge hole is provided with a filter hole, and the filter hole can allow water to pass through while the material strip 100 can not pass through; the water receiving unit is arranged below the discharge hopper 322 and is used for guiding water passing through the discharge hopper 322 into the water filtering device 5. The water of the dewatering dryer 4 and the water-flushing type material guiding device 2 enters the water filtering device 5 for cooling and filtering, and then enters the water-flushing type material guiding device 2 for recycling.

In some embodiments, the traction unit comprises: the lower traction roller 316 motor 312, the upper traction roller 317 motor 313, the lower traction roller 316 and the upper traction roller 317, wherein the lower traction roller 316 motor 312 and the upper traction roller 317 motor 313 are respectively arranged on the frame 310, the lower traction roller 316 and the upper traction roller 317 are respectively rotatably arranged in the granulating chamber, the upper traction roller 317 is driven by the upper traction roller 317 motor 313, the lower traction roller 316 is driven by the lower traction roller 316 motor 312, and the lower traction roller 316 and the upper traction roller 317 are oppositely rotated.

In some embodiments, the dicing unit includes a fixed blade 320, a moving blade 315 motor 311, and a moving blade 315, where the fixed blade 320 is fixedly disposed in the dicing chamber, the moving blade 315 is rotatably disposed in the dicing chamber, the moving blade 315 motor 311 is disposed on the frame 310 and is used for driving the moving blade 315, and the moving blade 315 and the fixed blade 320 are mutually matched and are used for dicing the resin material strips 100 drawn by the lower drawing roller 316 and the upper drawing roller 317.

In some embodiments, the feeding port of the granulating chamber is provided with a feeding plate 321, and the feeding plate 321 is provided with a plurality of drain holes 323, and water leaked from the drain holes 323 is discharged into the water receiving tray 318.

In some embodiments, a water baffle 319 is further included, the water baffle 319 is disposed below the feeding plate 321 and below the discharge hopper 322, and is used for guiding water leaked from the feeding plate 321 and the discharge hopper 322 into the water receiving tray 318.

The polymer material strip 100 is washed by water and enters a feeding hole through a feeding plate 321, the feeding plate 321 is provided with a water discharge hole 323 for discharging a large amount of water into a water receiving disc 318, the material strip 100 passes through the feeding hole and is pulled by a lower pulling roller 316 and an upper pulling roller 317 to enter the middle of a movable cutter 315 and a fixed cutter 320, a cutter motor rotates to drive the movable cutter 315 to rotate so as to cut the material strip 100 into a set length, and then the water is washed into a discharge hopper 322 and enters the next process.

At the same time, because a large amount of water is in the middle of each granulating component in the granulating process, a relatively closed space in the granulating chamber is reserved, and a large amount of water is discharged from the discharge hopper 322 and the water retaining disk 319 to the water receiving disk 318 to enter the next process. Meanwhile, the sealing performance design of the granulating chamber also effectively prevents water from overflowing, and simultaneously, the motor part and water are effectively prevented.

In some embodiments, the water filtration device 5 comprises: the device comprises a water storage tank 511, a primary filter 519, a scraping device, a secondary filter 512, a water outlet pump 514 and a fine filter 515, wherein a diversion cavity is arranged in the water storage tank 511; the primary filter 519 is slidably installed at an upper portion of one side of the guide chamber; the scraping device is arranged outside the diversion cavity of the first-stage filter 519 and is used for scraping impurities on the first-stage filter 519; the scraping device comprises: the scraping motor 525 and the scraping plate 521 are arranged on the first-stage filter 519 mounting frame, and the scraping motor 525 is arranged on the first-stage filter 519 mounting frame and used for driving the scraping plate 521 to rotate and scraping large particle impurities on the filter screen belt of the first-stage filter 519 positioned on the lower side.

The secondary filter 512 is disposed at the lower part of the other side of the diversion cavity; the water filtered by the primary filter 519 enters the secondary filter 512 for filtration and flows out; the water outlet pump 514 is used for pumping the water filtered by the secondary filter 512 into the fine filter 515; the fine filter 515 is disposed outside the water storage tank 511, and the water filtered by the secondary filter 512 enters the fine filter 515 for filtration and flows out to the water-flushing type material guiding device 2 for recycling.

In some embodiments, the primary filter 519 comprises: the filter screen conveying motor 520, the filter screen area of one-level filter 519, one-level filter 519 mounting bracket is installed in the water conservancy diversion intracavity of storage water tank 511, the both ends of one-level filter 519 filter screen area overlap respectively and locate the action wheel and the follow driving wheel that set up at one-level filter 519 mounting bracket, filter screen conveying motor 520 sets up on one-level filter 519 mounting bracket for drive action wheel is rotatory, one-level filter 519 filter screen area is used for filtering the large granule impurity in the aquatic.

The water filtration device 5 further comprises: the water return pump is used for pumping water to be filtered into the upper side of one side of the filter screen belt of the primary filter 519, which is far away from the filter screen conveying motor 520, through the water return pipe 518. The primary filter 519 moving support is arranged on the primary filter 519 installing frame.

The water from the granulator is pumped into a first-stage filter 519 in the water storage tank 511 by a water return pipe 518 by a water return pump for the first time, a filter screen conveying motor 520 drives a filter screen belt of the first-stage filter 519 to rotate for filtering, filter residues are conveyed to a scraper motor 525 to rotate a scraper plate 521 to scrape the filter residues, the filter residues are collected by a collecting trolley, the first-time filtered water enters the water storage tank 511, is filtered by a second-stage filter 512, is pumped out by a water outlet pump 514 through a water outlet pipe 513 and enters a fine filter for final filtration, enters a second-stage cooler 516 for complete cooling, and is conveyed to a granulating system for recycling. The secondary filter 512 may be a commercially available activated carbon filter.

The primary filter 519 is connected with a filter screen belt of the primary filter 519, the filter screen belt of the primary filter 519 is connected with a filter screen conveying motor 520, the motor rotates to drive the filter screen belt to rotate, a scraping plate 521 is connected with a scraping motor 525, and the scraping motor 525 rotates to drive the scraping plate 521 to rotate so as to scrape waste residues on the rotating filter screen belt and drop the waste residues into a waste residue collecting trolley 524 below. The primary filter 519, the filter mesh belt of the primary filter 519, the filter mesh conveying motor 520, the scraping plate 521 and the scraping motor 525 are connected and then assembled on a movable bracket of the primary filter 519, and the assembled bracket is moved and filled into the water storage tank 511. Periodically removing the mixture for cleaning.

The foregoing description of the preferred embodiment of the utility model is provided for the purpose of illustration only, and is intended to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the utility model.

Claims (5)

1. An underwater pelletizer, comprising:

a frame providing a supporting function;

The granulating chamber comprises a feed inlet arranged on the side wall and a discharge outlet arranged at the bottom;

The traction unit is arranged in the granulating chamber and is used for dragging the resin material strip transmitted by the water-jet type material guide device through the discharge hole to the granulating unit;

The granulating unit is arranged in the granulating chamber and is used for granulating the resin strips;

the discharging hopper is arranged below the granulating chamber and is used for granulating the material strips flowing out of the discharging port and discharging the material strips through water flushing; the bottom of the discharge hole is provided with a filter hole, and the filter hole can allow water to pass through while a material strip cannot pass through;

The water receiving unit is arranged below the discharge hopper and used for guiding water passing through the discharge hopper into the water filtering device.

2. The underwater pelletizer of claim 1 wherein said traction unit includes: the lower traction roller motor and the upper traction roller motor are respectively arranged on the frame, the lower traction roller and the upper traction roller are respectively arranged in the granulating chamber in a rotating mode, the upper traction roller is driven by the upper traction roller motor, the lower traction roller is driven by the lower traction roller motor, and the lower traction roller and the upper traction roller are rotated in opposite directions.

3. The underwater pelletizer of claim 1 wherein the pelletizer unit comprises a stationary knife, a movable knife motor and a movable knife, wherein the stationary knife is fixedly arranged in the pelletizer chamber, the movable knife is rotatably arranged in the pelletizer chamber, the movable knife motor is arranged on the frame and used for driving the movable knife, and the movable knife and the stationary knife are mutually matched and used for pelletizing resin strips drawn by the lower drawing roll and the upper drawing roll.

4. The underwater pelletizer of claim 1 wherein the inlet of the pelletizer chamber is provided with a feed plate, the feed plate is provided with a plurality of drain holes, and water leaking from the drain holes is drained into the water pan.

5. The underwater pelletizer of claim 4 further comprising a water baffle disposed below the feed plate and below the discharge hopper for diverting water leaking from the feed plate and the discharge hopper into the water tray.