CN210552320U - Plastic granulator with heat preservation effect - Google Patents

Abstract

The utility model discloses a plastic granulator with heat preservation effect, its technical scheme main points are: the utility model provides a plastic granulator with heat preservation effect, includes melting agitating unit, is connected with the shaping case on the melting agitating unit, and one of shaping case keeping away from melting agitating unit serves and is equipped with cutting device, and cutting device includes the heater, is equipped with first lead screw on the shaping case, and threaded connection has two sets of first sliders on the first lead screw, and the screw thread on two sets of first sliders revolves to opposite, all is equipped with the holder that keeps warm on two sets of first sliders, the holder that keeps warm seals the heater totally through laminating together, and one of first lead screw serves and is connected with first motor. The utility model discloses a plastic granulator with heat preservation effect can play the heat preservation effect to the heater when handling such as the maintenance of cutting off the power supply to equipment.

Description

Plastic granulator with heat preservation effect

Technical Field

The utility model relates to a granulator, more specifically say, it relates to a plastic granulator with heat preservation effect.

Background

Plastic granulation is a process of plastic mechanical processing, and is to prepare various plastics in different forms into uniform granules convenient for subsequent processing through the procedures of melting, extruding, granulating and the like. The conventional plastic granulation is divided into a hot cutting mode and a cold cutting mode, the hot cutting mode commonly used at present adopts a cutter to cut the molten plastic, but the molten plastic can be stuck on the cutter in the hot cutting mode, so that the granulation effect is influenced.

In order to solve the problems, the plastic granulator disclosed in chinese patent No. CN208484067U performs extrusion molding on molten plastic by arranging an extrusion plate on one side of a stirring box far away from a motor, wherein a rotating rod is arranged on the other side of the extrusion plate, a fixed block is sleeved on the rotating rod, protruding blocks are arranged on two sides of the fixed block, a heating wire is arranged between the protruding blocks, and the heating wire is electrified to generate high temperature to cut the molded molten plastic. According to the scheme, the heating wire is used for cutting the formed molten plastic, in the actual use process, when the granulator breaks down, the granulator needs to be maintained and needs to cut off power, the temperature of the heating wire is reduced in the power-off process, the heating wire needs to be reheated when being restarted, power is consumed, the heating wire needs to be reheated, and time is wasted for waiting for the heating wire to be heated to the set temperature.

SUMMERY OF THE UTILITY MODEL

When the granulator need maintain and cut off electric power to prior art existence, the heater temperature descends, need heat the heater when restart again, not only expend the electric energy and still waste time and wait for the heater to reach the not enough of certain temperature, the utility model aims to provide a when handling such as maintenance of cutting off the power supply to equipment, can play the plastic granulator who keeps warm effect to the heater.

The above technical purpose of the present invention can be achieved by the following technical solutions: the utility model provides a plastic granulator with heat preservation effect, includes melting agitating unit, be connected with the shaping case on the melting agitating unit, one of shaping case keeping away from melting agitating unit serves and is equipped with cutting device, cutting device includes the heater, be equipped with first lead screw on the shaping case, threaded connection has two sets of first sliders on the first lead screw, and is two sets of screw thread on the first slider is to opposite soon, and is two sets of all be equipped with the holder that keeps warm on the first slider, and is two sets of the holder that keeps warm seals the heater completely through laminating together, one of first lead screw is served and is connected with first motor.

By adopting the technical scheme, the melting and stirring device is arranged, the plastic is melted into a molten state under the action of high temperature and is conveyed to the forming box, the forming box molds the molten plastic into a strip shape, and the strip-shaped plastic is cut into small granular plastic under the action of the cutting device; when the outage such as equipment need be maintained is handled, start first motor, make the first lead screw that sets up on the shaping case rotate, because the screw thread of two sets of first sliders of setting on first lead screw revolves to opposite, make two sets of first sliders be close to each other, be equipped with the heat preservation holder on first slider, the heat preservation holder is laminated simultaneously when first slider laminating, seals the heater inside the heat preservation holder, slows down the cooling speed of heater, plays heat retaining effect.

The utility model discloses further set up to: the heat preservation clamping piece is made of stainless steel, and a vacuum cavity is arranged inside the heat preservation clamping piece.

Through adopting above-mentioned technical scheme, the heat preservation holder adopts the stainless steel to make, and the inside of heat preservation holder is equipped with the vacuum cavity, and the cooling rate of heating wire is postponed to the effect downwardly extending of vacuum cavity.

The utility model discloses further set up to: one end of the first screw rod, far away from the first motor, is movably connected with a second sliding block, the second sliding block is in threaded connection with a second screw rod, one end of the second screw rod is rotatably connected with the side wall of the forming box, and the other end of the second screw rod is connected with a second motor.

By adopting the technical scheme, one end of the first screw rod, which is far away from the first motor, is movably connected with the second slide block, the second slide block is in threaded connection with the second screw rod, the first screw rod on the second slide block can move by rotating the second screw rod, when the equipment normally works, the heat-insulating clamping piece retracts into the forming box by rotating the second screw rod, the influence on the cutting action of the heating wire is avoided, and when the equipment needs to be powered off, the second screw rod rotates reversely to move the heat-insulating clamping piece to two sides of the heating wire; one end of the second screw rod is rotatably connected with the side wall of the forming box, the other end of the second screw rod is connected with a second motor, and the second motor drives the second screw rod to rotate positively and negatively.

The utility model discloses further set up to: one of the ends that first lead screw is close to first motor is served swing joint and is had the third slider, be equipped with the slide on the shaping case, the both sides of slide are equipped with first spout, be equipped with the first sliding member that slides in first spout on the third slider.

Through adopting above-mentioned technical scheme, there is the third slider at one of first lead screw is close to one of first motor and serves swing joint, is equipped with the slide on the shaping case, makes the upper end of first lead screw obtain supporting, guarantees the stability of first lead screw, is equipped with first spout in the both sides of slide, is equipped with the first sliding member that slides in first spout on the third slider, makes the third slider can remain stable at the removal in-process through setting up first sliding groove and first sliding member.

The utility model discloses further set up to: and a first slot is formed in the side wall of the forming box.

Through adopting above-mentioned technical scheme, be equipped with first fluting on the lateral wall of shaping case, make things convenient for the stretching out and the withdrawal of heat preservation holder.

The utility model discloses further set up to: and a plurality of forming holes are formed in the forming box.

By adopting the technical scheme, the forming box is internally provided with a plurality of forming holes for forming long strips for the plastic in a molten state.

The utility model discloses further set up to: the cutting device comprises a third motor, a third lead screw is connected to the third motor, a fourth slider is arranged on the third lead screw, protruding blocks are arranged on two sides of the fourth slider, the heating wire is arranged between the two groups of protruding blocks, and positive and negative power supplies are arranged at two ends of the heating wire.

Through adopting above-mentioned technical scheme, cutting device includes the third motor, is connected with the third lead screw on the third motor, is equipped with the fourth slider on the third lead screw, starts the third motor and drives the third lead screw and rotate, makes the fourth slider can reciprocate, is equipped with the lug in the both sides of fourth slider and is used for installing the heater, and the both ends of heater are equipped with positive negative power, make the heater generate heat under the effect of positive negative power, realizes the effect of cutting from top to bottom under the effect of fourth slider.

The utility model discloses further set up to: and a second sliding groove is formed in the side wall of the forming box, and a second sliding piece which slides in the second sliding groove is arranged on the convex block.

Through adopting above-mentioned technical scheme, be equipped with the second spout on the lateral wall of shaping case, be equipped with the second sliding member that slides in the second spout on the lug, make the removal in-process of fourth slider can remain stable.

The utility model discloses further set up to: the cutting device comprises a discharge port, a baffle is arranged on one side, close to the third screw rod, of the discharge port, and a second groove is formed in the baffle.

Through adopting above-mentioned technical scheme, including the discharge gate on the cutting device, arrange the little granular plastics that the cutting was accomplished to next process, be equipped with the baffle in one side of being close to the third lead screw of discharge gate, make little granular plastics can not be in disorder, the homoenergetic falls to in the discharge gate, is equipped with the convenient removal of lug that the second fluting is used for on the fourth slider on the baffle.

To sum up, the utility model discloses following beneficial effect has:

1. through adopting the heater as cutting component, not only make the even burr that does not have of good granular plastics size of cutting, the heater can not adhesion melting plastics simultaneously, can not influence cutting effect.

2. The heating wire when cutting off the power supply is sealed through setting up the heat preservation holder, slows down the cooling rate of heating wire, plays heat retaining effect, need the problem of reheating the heating wire when having avoided restart equipment.

3. Make the heat preservation holder can retract into the shaping incasement when equipment normal operating through setting up second lead screw and second slider, avoid producing the influence to the cutting action of heater, when equipment will cut off the power supply, the heat preservation holder stretches out the shaping case and keeps warm and handle the heater.

Drawings

Fig. 1 is a sectional view of a plastic granulator with a thermal insulation effect according to the present invention, for showing the overall structural design of the equipment;

fig. 2 is a top view of the fourth slider, the bump, the second sliding member and the heating wire of the plastic granulator with heat insulation effect of the present invention, for embodying the structural design of the mechanism;

FIG. 3 is a general schematic view of the part A in FIG. 1, for showing the structural design of the part A;

FIG. 4 is a general schematic view of the part A in FIG. 1, for showing the structural design of the part A;

fig. 5 is a sectional view of a portion B in fig. 4, which is used for embodying the internal design of the heat-insulating clamping member.

In the figure: 1. a second lead screw; 2. a first lead screw; 3. a first motor; 4. a first slot; 5. a bump; 6. a third motor; 7. a fourth slider; 8. a third screw rod; 9. a baffle plate; 10. a discharge port; 11. forming holes; 12. forming a box; 13. a second glide; 14. a heater; 15. a positive and negative power supply; 16. a second motor; 17. a third slider; 18. a first glide; 19. a first chute; 20. a slideway; 21. a second chute; 22. a second slider; 23. a first slider; 24. a heat-insulating clamping piece; 25. a second slot; 26. a vacuum chamber.

Detailed Description

In order to make the technical solutions of the present invention better understood, the following detailed description of the present invention is provided with reference to the accompanying drawings and specific embodiments, and it should be noted that the embodiments and features of the embodiments of the present invention can be combined with each other without conflict.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

A plastic granulator with heat preservation effect, as shown in figure 1, melts plastic into a molten state under the action of high temperature by arranging a melting and stirring device, and conveys the plastic to a forming box 12, wherein forming holes 11 are arranged in the forming box 12, and the plastic in the molten state is molded into strip-shaped plastic.

As shown in fig. 1 and 2, a cutting device is arranged at one end of the forming box 12 away from the melting and stirring device, the cutting device comprises a third motor 6, a third screw 8 is connected to the third motor 6, a fourth slider 7 is arranged on the third screw 8, the third screw 8 is driven by the third motor 6 to rotate, and the fourth slider 7 is driven to reciprocate; the two sides of the fourth sliding block 7 are provided with convex blocks 5, heating wires 14 are arranged between the convex blocks 5, positive and negative power supplies 15 are arranged at the two ends of each heating wire 14, the heating wires 14 generate heat under the action of the positive and negative power supplies 15, the reciprocating cutting is carried out under the action of the fourth sliding block 7, and the long-strip-shaped plastic is cut into small-particle-shaped plastic. The cutting device comprises a discharge hole 10, small granular plastics which are cut are discharged to the next process, a baffle plate 9 is arranged on one side, close to the third screw rod 8, of the discharge hole 10, so that the small granular plastics cannot scatter and can fall into the discharge hole 10, and a second notch 25 is formed in the baffle plate 9 and used for facilitating movement of a lug 5 on the fourth sliding block 7. The side wall of the forming box 12 is provided with a second sliding groove 21, and the bump 5 is provided with a second sliding piece 13 which slides in the second sliding groove 21, so that the fourth sliding block 7 can keep stable in the moving process.

As shown in fig. 3, 4 and 5, a first screw rod 2 is arranged in a forming box 12, two groups of first sliding blocks 23 with opposite thread turning directions are arranged on the first screw rod 2, heat preservation clamping pieces 24 are respectively arranged on the first sliding blocks 23, a first motor 3 is connected to the first connection of the first screw rod 2, the two groups of sliding blocks are driven by the first motor 3 to approach each other, when the two groups of sliding blocks are attached, the heat preservation clamping pieces 24 on the two groups of first sliding blocks 23 are simultaneously attached to each other to carry out closed heat preservation treatment on the heating wire 14, the heat preservation clamping pieces 24 are made of stainless steel, a vacuum cavity 26 is arranged inside the heat preservation clamping pieces 24, and the cooling speed of the heating wire 14 is slowed down under the action of the vacuum cavity 26; a second sliding block 22 is arranged at one end of the first screw rod 2, which is far away from the first motor 3, a second screw rod 1 is arranged on the second sliding block 22, one end of the second screw rod 1 is rotatably connected with the side wall of the forming box 12, a second motor 16 is connected at the other end of the second screw rod 1, the second screw rod 1 is driven to rotate by the second motor 16 to drive the second sliding block 22 to move, the heat-preservation clamping piece 24 retracts into the forming box 12 when the motor rotates reversely, so that the influence on the cutting action of the heating wire 14 is avoided, and the heat-preservation clamping piece 24 extends out of the forming box 12 to carry out heat preservation treatment on the heating wire 14 when the second motor 16 rotates forwardly; one end of the first screw rod 2, which is far away from the second screw rod 1, is connected with a third slide block 17, a slide way 20 is arranged on the forming box 12, so that the upper end of the first screw rod 2 is supported, the stability of the first screw rod 2 is ensured, first slide grooves 19 are arranged on two sides of the slide way 20, a first slide part 18 which slides in the first slide grooves 19 is arranged on the third slide block 17, and the third slide block 17 can be kept stable in the moving process by arranging the first slide grooves and the first slide part 18; the side wall of the forming box 12 is provided with a first open slot 4 which is convenient for the heat-insulating clamping piece 24 to extend and retract.

When the equipment needs to be subjected to treatments such as power-off maintenance and the like, the second motor 16 rotates positively to enable the second screw rod 1 to rotate, the second sliding block 22 drives the first screw rod 2 to move towards one side of the heating wire 14, when the heat-preservation clamping pieces 24 extend out of the first open groove 4 and reach two sides of the heating wire 14, the second motor 16 stops rotating, at the moment, the first motor 3 rotates positively to enable the two groups of first sliding blocks 23 to be close to each other, when the heat-preservation clamping pieces 24 on the two groups of first sliding blocks 23 are mutually attached, a sealing effect is formed on the heating wire 14, the cooling speed of the heating wire 14 is reduced, and a heat-preservation effect; when the equipment needs to work normally, the steps are carried out reversely, the heat-preservation clamping pieces 24 on the two groups of first sliding blocks 23 are separated from each other and retract into the forming box 12, and the influence on the cutting action of the heating wire 14 is avoided.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims (9)

1. The utility model provides a plastic granulator with heat preservation effect, includes melting agitating unit, be connected with on the melting agitating unit and become moulding box (12), one of melting agitating unit is kept away from in moulding box (12) serves and is equipped with cutting device, cutting device includes heater (14), its characterized in that: be equipped with first lead screw (2) on shaping case (12), threaded connection has two sets of first slider (23) on first lead screw (2), and is two sets of screw thread on first slider (23) is revolved to opposite, and is two sets of all be equipped with heat preservation holder (24) on first slider (23), and is two sets of heat preservation holder (24) are sealed heater (14) completely through the laminating together, one of first lead screw (2) is served and is connected with first motor (3).

2. A plastic granulator with thermal insulation effect as claimed in claim 1, wherein: the heat-preservation clamping piece (24) is made of stainless steel, and a vacuum cavity (26) is arranged in the heat-preservation clamping piece (24).

3. A plastic granulator with thermal insulation effect as claimed in claim 1, wherein: one end of the first screw rod (2) far away from the first motor (3) is movably connected with a second sliding block (22), the second sliding block (22) is connected with a second screw rod (1) in a threaded mode, one end of the second screw rod (1) is rotatably connected with the side wall of the forming box (12), and the other end of the second screw rod (1) is connected with a second motor (16).

4. A plastic granulator with thermal insulation effect as claimed in claim 3, characterized in that: one of first lead screw (2) is close to first motor (3) serves swing joint and has third slider (17), be equipped with slide (20) on shaping case (12), the both sides of slide (20) are equipped with first spout (19), be equipped with the first piece (18) that slides in first spout (19) on third slider (17).

5. A plastic granulator with thermal insulation effect as claimed in claim 4, characterized in that: and a first slot (4) is formed in the side wall of the forming box (12).

6. A plastic granulator with thermal insulation effect as claimed in claim 1, wherein: a plurality of molding holes (11) are arranged in the molding box (12).

7. A plastic granulator with thermal insulation effect as claimed in claim 1, wherein: the cutting device comprises a third motor (6), a third lead screw (8) is connected to the third motor (6), a fourth sliding block (7) is arranged on the third lead screw (8), protruding blocks (5) are arranged on two sides of the fourth sliding block (7), a heating wire (14) is arranged between the two groups of protruding blocks (5), and positive and negative power supplies (15) are arranged at two ends of the heating wire (14).

8. A plastic granulator with thermal insulation effect as claimed in claim 7, characterized in that: and a second sliding groove (21) is formed in the side wall of the forming box (12), and a second sliding piece (13) which slides in the second sliding groove (21) is arranged on the bump (5).

9. A plastic granulator with thermal insulation effect as claimed in claim 8, wherein: the cutting device comprises a discharge hole (10), a baffle (9) is arranged on one side, close to the third screw rod (8), of the discharge hole (10), and a second groove (25) is formed in the baffle (9).

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