CN215039332U - PVC plastic pellet heat mixer - Google Patents

Abstract

The utility model discloses a PVC plastic pellet thermal mixer, including agitator tank and crushing barrel, crushing barrel is fixed to be set up in agitator tank lateral wall center department, and crushing barrel and agitator tank intercommunication, be provided with reducing mechanism in the crushing barrel, the agitator tank internal fixation is provided with hollow section of thick bamboo, and the fixed first motor that corresponds with hollow section of thick bamboo that is provided with of agitator tank lateral wall, the inside reciprocal lead screw of agitator tank lateral wall fixedly connected with that runs through of first motor output shaft, and agitator tank lateral wall and first motor output shaft junction are provided with the bearing of matching, reciprocal lead screw is located hollow section of thick bamboo, and the reciprocal lead screw one end of keeping away from first motor output shaft is connected with the rotation of agitator tank inner wall, threaded connection has the removal nut on the reciprocal lead screw. The utility model discloses can carry out preliminary shredding to the great plastic pellet of granule and stir it again, improve the hot stirring efficiency of plastic pellet, the effectual uneven scheduling problem of stirring of having solved.

Description

PVC plastic pellet heat mixer

Technical Field

The utility model relates to a hot mixer technical field especially relates to a hot mixer of PVC plastic pellet.

Background

Carry out hot stirring to PVC plastic granules before carrying out the wire drawing to PVC plastics usually and handle to promote subsequent wire drawing speed, can promote the quality of wire drawing product simultaneously, in fact, stir PVC plastic granules and often need a PVC plastic granules hot mixer to realize.

The most structure of current PVC plastic pellet heat mixer is fixed, need spend longer time to the too big plastic pellet stirring of granule, stirs inefficiency, and the plastic pellet of edge department in the agitator tank can not receive even stirring to it is inhomogeneous to make the plastic pellet be heated.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the plastic grains at the inner corners of the stirring box cannot be uniformly stirred in the prior art, thereby providing a PVC plastic grain thermal stirrer.

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

a PVC plastic grain thermal mixer comprises a mixing box and a crushing barrel, wherein the crushing barrel is fixedly arranged at the center of the side wall of the mixing box, the crushing barrel is communicated with the mixing box, a crushing device is arranged in the crushing barrel, an air barrel is fixedly arranged in the mixing box, a first motor corresponding to the air barrel is fixedly arranged on the outer side wall of the mixing box, a first motor output shaft penetrates through the side wall of the mixing box inwards and is fixedly connected with a reciprocating lead screw, a matched bearing is arranged at the joint of the side wall of the mixing box and the first motor output shaft, the reciprocating lead screw is positioned in the air barrel, one end of the reciprocating lead screw, far away from the first motor output shaft, is rotatably connected with the inner wall of the mixing box, a moving nut is connected on the reciprocating lead screw in a threaded manner, a fixed block is fixedly arranged on the side wall of the moving nut, a connecting rod is rotatably connected on the fixed block, a round gear is fixedly connected on the fixed block and penetrates through the top end of the connecting rod upwards, be provided with the rack with round gear engagement in the hollow section of thick bamboo, the lateral wall is provided with the bar opening of intercommunication under the hollow section of thick bamboo, bar open-ended width is less than the internal diameter of hollow section of thick bamboo, the connecting rod runs through bar opening fixedly connected with puddler downwards, be provided with multiunit evenly distributed's stirring leaf on the puddler lateral wall, the agitator tank inner wall is inlayed and is provided with the electric heating board, the lateral wall is provided with the discharge opening under the agitator tank, be provided with corresponding discharge valve in the discharge opening.

Preferably, the crushing device comprises a second motor, a rotating rod and a plurality of crushing disks, the second motor is fixedly arranged in the crushing barrel, an output shaft of the second motor is fixedly connected with the rotating rod, the crushing disks are fixedly sleeved on the rotating rod, and crushing teeth matched with the crushing disks are arranged on the inner wall of the crushing barrel.

Preferably, one side of the crushing cylinder is provided with a gas collecting cylinder, the gas collecting cylinder is communicated with the crushing cylinder through a communicating pipe, and the communicating pipe is provided with a corresponding gas valve.

Preferably, the side wall of the stirring box is provided with a transparent observation window.

Preferably, the lower side wall of the stirring box is provided with a plurality of groups of uniformly distributed support legs, and the lower ends of the support legs are fixedly provided with cushion blocks.

The utility model has the advantages that:

the gas collecting cylinder is arranged on one side of the crushing cylinder, so that harmful gas and dust generated in the stirring and crushing processes can be collected, the increase of pressure in the stirring box and the crushing cylinder caused by accumulation of the dust and the harmful gas in a closed environment is avoided, and the potential safety hazard in the practical process is reduced;

through set up the second motor in crushing barrel, bull stick and a plurality of crushing dish, can carry out shredding to the great plastic pellet of granule, stir it again, the hot stirring efficiency of plastic pellet has been improved, through first motor, hollow cylinder, reciprocal lead screw, traveling nut, the fixed block, the connecting rod, the round gear, rack and puddler, the cooperation of stirring leaf is used and can be carried out even hot stirring to everywhere plastic pellet in the agitator tank, avoid the appearance of phenomenons such as inside edge department material mixing inhomogeneous in the agitator tank.

Drawings

FIG. 1 is a schematic view of the overall structure of a PVC plastic pellet thermal mixer according to the present invention;

FIG. 2 is a schematic view of a partial cross-sectional structure of a PVC plastic pellet thermal mixer according to the present invention;

FIG. 3 is an enlarged view taken at A in FIG. 2;

fig. 4 is the schematic diagram of the position structure of the hollow cylinder and the stirring box of the PVC plastic granule thermal mixer provided by the utility model.

In the figure: 1 stirring box, 2 crushing barrels, 3 first motors, 4 gas collecting barrels, 5 second motors, 6 rotating rods, 7 crushing disks, 8 hollow barrels, 9 reciprocating screw rods, 10 stirring rods, 11 stirring blades, 12 heating plates, 13 discharge openings, 14 moving nuts, 15 fixing blocks, 16 circular gears, 17 racks and 18 connecting rods.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-4, a PVC plastic pellet thermal mixer, comprising a stirring box 1 and a milling cylinder 2, the upper end of the milling cylinder 1 is provided with a sealing cover, one side of the milling cylinder 2 is provided with a gas collecting cylinder 4, the gas collecting cylinder 4 is communicated with the milling cylinder 2 through a communicating pipe, the communicating pipe is provided with a corresponding gas valve, by arranging the gas collecting cylinder 4 on one side of the milling cylinder 2, harmful gas and dust generated in the stirring and milling processes can be collected, the increase of pressure intensity in the stirring box 1 and the milling cylinder 2 caused by accumulation of dust and harmful gas in a closed environment can be avoided, the potential safety hazard of the utility model is reduced, one side of the gas collecting cylinder 4 is provided with a valve, the side wall of the stirring box 1 is provided with a transparent observation window, the transparent observation window can facilitate workers to observe the stirring condition of plastic pellets in the stirring box 1, the milling cylinder 2 is fixedly arranged at the center of the side wall of the stirring box 1, the crushing cylinder 2 is communicated with the stirring box 1, a plurality of groups of uniformly distributed support legs are arranged on the lower side wall of the stirring box 1, and a cushion block is fixedly arranged at the lower end of each support leg;

a crushing device is arranged in the crushing barrel 2 and comprises a second motor 5, a rotating rod 6 and a plurality of crushing disks 7, the second motor 5 is fixedly arranged in the crushing barrel 2, an output shaft of the second motor 5 is fixedly connected with the rotating rod 6, the plurality of crushing disks 7 are fixedly sleeved on the rotating rod 6, crushing teeth matched with the crushing disks 7 are arranged on the inner wall of the crushing barrel 2, the second motor 5, the rotating rod 6 and the plurality of crushing disks 7 are arranged in the crushing barrel 2, plastic grains with larger grains can be crushed and then stirred, the thermal stirring efficiency of the plastic grains is improved, a hollow barrel 8 is fixedly arranged in the stirring box 1, a first motor 3 corresponding to the hollow barrel 8 is fixedly arranged on the outer side wall of the stirring box 1, a control panel corresponding to the first motor 3 and the second motor 5 is arranged on the side wall of the stirring box 1, a reciprocating screw rod 9 is fixedly connected to the side wall of the stirring box 1 through the first motor output shaft inwards, a matched bearing is arranged at the connection position of the side wall of the stirring box 1 and the output shaft of the first motor 3, the reciprocating screw rod 9 is positioned in the hollow cylinder 8, one end, far away from the output shaft of the first motor 3, of the reciprocating screw rod 9 is rotatably connected with the inner wall of the stirring box 1, a movable nut 14 is in threaded connection with the reciprocating screw rod 9, a fixed block 15 is fixedly arranged on the side wall of the movable nut 14, a connecting rod 18 is rotatably connected on the fixed block 15, a round gear 16 is fixedly connected to the top end of the connecting rod 18 and upwards penetrates through the fixed block 15, a rack 17 meshed with the round gear 16 is arranged in the hollow cylinder 8, a communicated strip-shaped opening is arranged on the side wall of the hollow cylinder 8, the width of the strip-shaped opening is smaller than the inner diameter of the hollow cylinder 8, the connecting rod 18 downwards penetrates through the strip-shaped opening and is fixedly connected with a stirring rod 10, a plurality of uniformly distributed stirring blades 11 are arranged on the side wall of the stirring rod 10, and the stirring rod is connected with the stirring rod through the first motor 3 and the hollow cylinder 8, Reciprocal lead screw 9, removal nut 14, fixed block 15, connecting rod 18, circular gear 16, rack 17 and puddler 10, stirring leaf 11's cooperation is used and can be to stirring 1 interior everywhere plastic pellet of agitator tank carry out even hot stirring, avoid the appearance of phenomenon such as the edge department material stirring is inhomogeneous in agitator tank 1, 1 inner wall of agitator tank is inlayed and is provided with electric heating board 12, electric heating board 12 can carry out the even heating to the plastic pellet that turns in the agitator tank, 1 lower lateral wall of agitator tank is provided with discharge opening 13, be provided with the discharge valve that corresponds in the discharge opening 13.

In the utility model, the plastic grains to be stirred are added into the crushing cylinder 2, then the sealing cover is covered, the second motor 5 is started, the output shaft of the second motor 5 drives the rotating rod 6 to rotate, the crushing disk 7 fixedly sleeved on the rotating rod 6 rotates, the plastic grains on the crushing disk 7 are crushed by the crushing disk 7 and the crushing teeth under the action of centrifugal force and enter the stirring box 1, the first motor 3 is started, the output shaft of the first motor 3 drives the reciprocating screw rod 9 to rotate, the movable nut 14 in threaded connection with the reciprocating screw rod 9 drives the fixed block 15 and the connecting rod 18 to reciprocate, the circular gear 16 fixedly arranged at the top end of the connecting rod 18 is meshed with the rack 17 to drive the connecting rod 18 to rotate, the stirring rod 10 drives the stirring blade 11 to rotate and uniformly stir the plastic grains, the electric heating plate 12 heats the plastic grains, after stirring contact, the discharge valve is opened.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (5)

1. A PVC plastic grain thermal mixer comprises a mixing box (1) and a crushing barrel (2), wherein the crushing barrel (2) is fixedly arranged at the center of the upper side wall of the mixing box (1), the crushing barrel (2) is communicated with the mixing box (1), the PVC plastic grain thermal mixer is characterized in that a crushing device is arranged in the crushing barrel (2), a hollow barrel (8) is fixedly arranged in the mixing box (1), a first motor (3) corresponding to the hollow barrel (8) is fixedly arranged on the outer side wall of the mixing box (1), an output shaft of the first motor (3) inwards penetrates through the side wall of the mixing box (1) and is fixedly connected with a reciprocating screw rod (9), a matched bearing is arranged at the connection position of the side wall of the mixing box (1) and the output shaft of the first motor (3), the reciprocating screw rod (9) is positioned in the hollow barrel (8), and one end, far away from the output shaft of the first motor (3), of the reciprocating screw rod (9) is rotatably connected with the inner wall of the mixing box (1), the reciprocating screw rod (9) is connected with a movable nut (14) through threads, a fixed block (15) is fixedly arranged on the side wall of the movable nut (14), a connecting rod (18) is connected to the fixed block (15) in a rotating manner, the top end of the connecting rod (18) upwards penetrates through the fixed block (15) and is fixedly connected with a circular gear (16), a rack (17) meshed with the circular gear (16) is arranged in the hollow cylinder (8), a communicated strip-shaped opening is formed in the side wall of the hollow cylinder (8), the width of the strip-shaped opening is smaller than the inner diameter of the hollow cylinder (8), a stirring rod (10) is fixedly connected with the connecting rod (18) downwards penetrates through the strip-shaped opening, a plurality of groups of uniformly distributed stirring blades (11) are arranged on the side wall of the stirring rod (10), an electric heating plate (12) is embedded in the inner wall of the stirring box (1), and a discharging opening (13) is formed in the side wall of the stirring box (1), and a corresponding discharge valve is arranged in the discharge opening (13).

2. The PVC plastic particle thermal mixer according to claim 1, wherein the crushing device comprises a second motor (5), a rotating rod (6) and a plurality of crushing disks (7), the second motor (5) is fixedly arranged in the crushing barrel (2), an output shaft of the second motor (5) is fixedly connected with the rotating rod (6), the plurality of crushing disks (7) are fixedly sleeved on the rotating rod (6), and the inner wall of the crushing barrel (2) is provided with crushing teeth matched with the crushing disks (7).

3. The PVC plastic pellet hot mixer according to claim 2, characterized in that the gas collecting cylinder (4) is arranged on one side of the crushing cylinder (2), the gas collecting cylinder (4) is communicated with the crushing cylinder (2) through a communicating pipe, and the communicating pipe is provided with a corresponding gas valve.

4. A PVC pellet mixer as claimed in claim 1, characterized in that the side walls of the mixer tank (1) are provided with transparent windows.

5. A PVC pellet mixer according to claim 1, characterized in that the lower side wall of said mixer (1) is provided with a plurality of groups of evenly distributed support legs, and the lower end of each support leg is fixedly provided with a cushion block.

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