CN210590459U

CN210590459U - Extrusion device for thermoplastic

Info

Publication number: CN210590459U
Application number: CN201822161895.3U
Authority: CN
Inventors: 何志刚
Original assignee: Weiheng Industrial Shenzhen Co ltd
Current assignee: Weiheng Industrial Shenzhen Co ltd
Priority date: 2018-12-23
Filing date: 2018-12-23
Publication date: 2020-05-22
Anticipated expiration: 2028-12-23

Abstract

The utility model provides an extrusion device of thermoplastic relates to the hot plastic processing field. The plastic particle grinding device has the advantages that the plastic particle grinding device can grind plastic particles into fine particles, so that the dissolving speed of plastic is increased, and the extrusion efficiency of the extrusion device is further improved. This thermoplastic plastic's extrusion device, including frame, grinder, extruding means, pulley and damping device, grinder installs the upper end in the frame, and extruding means installs in the inside of frame, and damping device installs the upper end at the pulley, and grinder includes the shell, and one side intercommunication of shell has the feed inlet, and the inside of shell is provided with the carousel, and the fixed surface of carousel installs the connecting rod, and the lower extreme fixed mounting of connecting rod has the piston rod, and the lower extreme movable mounting of piston rod has the grinding roller. This thermoplastic plastic's extrusion device has improved this extrusion device's extrusion efficiency, makes this extrusion device can steadily move, has improved its security performance.

Description

Extrusion device for thermoplastic

Technical Field

The utility model relates to a processing technology field is moulded to heat, and is very much an extrusion device of thermoplastic.

Background

With the development of the plastic processing industry, it is necessary to perform extrusion molding of thermoplastic materials during plastic processing, which is a method of continuously passing materials through a die in a flowing state by heating and pressurizing in an extruder, and is also called "extrusion molding". Compared with other forming methods, the method has the advantages of high efficiency and low unit cost, and the extrusion method is mainly used for forming thermoplastic plastics and can also be used for certain thermosetting plastics. The extruded articles are continuous profiles such as tubes, rods, wires, plates, films, wire and cable coatings, and the like. In addition, the thermoplastic resin composition can be used for mixing, plasticizing, granulating, coloring, blending and the like of plastics.

And at the in-process to thermoplastic extrusion moulding, at first need melt the plastic granules, and the plastic granules is generally not of uniform size, and wherein the plastic granules dissolution time of big granule is long, directly melts and can lead to whole melting time long, has reduced this extrusion device's extrusion efficiency.

SUMMERY OF THE UTILITY MODEL

The utility model provides an invention aim at provides an extrusion device of thermoplastic, this extrusion device of thermoplastic can make plastic granules grind into tiny granule to accelerate the dissolving speed to plastics, further improved this extrusion device's extrusion efficiency.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides an extrusion device of thermoplastic, includes frame, grinder, extruding means, pulley and damping device, grinder installs the upper end in the frame, extruding means installs the inside in the frame, damping device installs the upper end at the pulley.

The grinding device comprises a shell, one side of the shell is communicated with a feed inlet, a rotary table is arranged in the shell, a connecting rod is fixedly arranged on the outer surface of the rotary table, a piston rod is fixedly arranged at the lower end of the connecting rod, and a grinding roller is movably arranged at the lower end of the piston rod.

The extruding mechanism comprises a heating wire, a motor is fixedly mounted at the right end of the extruding mechanism, a spiral feeder is fixedly mounted at one end of the motor, and a discharge hole is formed in the left end of the extruding mechanism.

Damping device is including the installation shell, the inside movable mounting of installation shell has the piston, the upper end fixed mounting of piston has the spring, the upper end fixed mounting of spring has the ratch, the inside movable mounting of installation shell has the gear, the fixed surface of gear installs the bull stick, one side fixed mounting of bull stick has the cushion.

Preferably, one side of the grinding device is communicated with a material conveying pump, and a base is fixedly mounted at the lower end of the rack.

Preferably, the outer surface of the piston rod is sleeved with a piston cylinder, and the piston rod is movably connected with the piston cylinder.

Preferably, the rear ends of the turntables are fixedly provided with motors, and the number of the motors is two.

Preferably, the outer surface of the grinding roller is fixedly provided with a plurality of bumps, and the number of the bumps is a plurality of groups.

Preferably, a movable support is fixedly installed between the grinding roller and the piston cylinder, and the grinding roller is fan-shaped.

Preferably, the toothed bars and the gears are meshed, and the number of the toothed bars and the gears is two.

When in use, the motor is turned on, plastic particles are injected into the shell through the feed inlet, then the motor drives the turntable to rotate, then the turntable drives the connecting rod to enable the two groups of piston rods to do reciprocating motion in tandem, so that the two groups of piston rods do not move simultaneously, the grinding roller can be driven to rotate, the grinding roller can be used for grinding the plastic particles powerfully, the plastic particles can be ground into finer particles, then the plastic particles are conveyed into the extruding mechanism under the action of the conveying pump, the heating wire raises the temperature to the melting point temperature of the plastic in advance, the plastic particles can be melted into liquid more quickly and then conveyed to the discharge port under the action of the screw feeder, the extruding operation is completed, the plastic particles can be ground into fine particles, thereby the dissolving speed of the plastic is accelerated, the extruding efficiency of the extruding device is further improved, when the extruding device is moved, when the extrusion device runs on a bumpy road surface, the pulley is vibrated and drives the piston to move upwards, the spring is compressed along with the pulley to absorb a part of force and drive the toothed rod to move upwards, the toothed rod is meshed with the gear to drive the gear to enable the rotating rod to push the soft pad, and therefore the bumpy vibration force of the pulley is reduced, the extrusion device can move stably, and the safety performance of the extrusion device is improved.

The utility model provides an extrusion device of thermoplastic. The method has the following beneficial effects:

1. the extrusion device of the thermoplastic material opens the motor through the grinding device and the extrusion mechanism, plastic particles are injected into the shell through the feed inlet, then the motor drives the turntable to rotate, then the turntable drives the connecting rod to enable the two groups of piston rods to do reciprocating motion in tandem, so that the two groups of piston rods do not move simultaneously, thereby being capable of driving the grinding rollers to rotate, enabling the grinding rollers to grind the plastic particles powerfully, enabling the plastic particles to be ground into finer particles, then the plastic particles are conveyed into the extrusion mechanism under the action of the delivery pump, the temperature is raised to the plastic melting point temperature in advance by the electric heating wire, the plastic particles are fine and can be melted into liquid more quickly, then the plastic particles are conveyed to the discharge port under the action of the screw feeder, the extrusion operation is completed, the plastic particles can be ground into fine particles, and the dissolving speed of the plastic is accelerated, the extrusion efficiency of the extrusion device is further improved.

2. This extrusion device of thermoplastic, through damping device, when removing this extrusion device, when meetting the road surface of jolting, the pulley receives vibrations to drive piston upward movement, the spring compresses thereupon and gives absorption with a part of component, and drives ratch upward movement, ratch and gear take place the meshing, drive the gear and make the bull stick promote the cushion, thereby reduce the vibration power that the pulley received jolting, thereby make this extrusion device can steadily move, improved its security performance.

Drawings

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

FIG. 2 is a schematic view of the structure of the polishing device of the present invention;

fig. 3 is a schematic structural diagram of the extruding mechanism of the present invention.

In the figure: 1 frame, 2 grinding devices, 21 shell, 22 feed inlet, 23 turntable, 24 connecting rod, 25 piston rod, 26 grinding roller, 3 feed delivery pump, 4 extruding mechanism, 41 heating wire, 42 motor, 43 screw feeder, 44 discharge outlet, 5 base, 6 pulley, 7 damping device, 71 mounting shell, 72 piston, 73 spring, 74 toothed bar, 75 gear, 76 rotating rod, 77 soft cushion.

Detailed Description

As shown in fig. 1-3, an extrusion device for thermoplastic comprises a frame 1, a grinding device 2, an extrusion mechanism 4, a pulley 6 and a damping device 7, wherein the grinding device 2 is installed at the upper end of the frame 1, the extrusion mechanism 4 is installed inside the frame 1, the damping device 7 is installed at the upper end of the pulley 6, one side of the grinding device 2 is communicated with a material conveying pump 3, and a base 5 is fixedly installed at the lower end of the frame 1.

Grinder 2 includes shell 21, one side intercommunication of shell 21 has feed inlet 22, shell 21's inside is provided with carousel 23, the equal fixed mounting in rear end of carousel 23 has the motor, the quantity of motor is two sets of, the fixed surface of carousel 23 installs connecting rod 24, the lower extreme fixed mounting of connecting rod 24 has piston rod 25, the surface cover of piston rod 25 is equipped with the piston cylinder, and swing joint between piston rod 25 and the piston cylinder, the lower extreme movable mounting of piston rod 25 has grinding roller 26, the fixed surface of grinding roller 26 installs the lug, the quantity of lug is a plurality of groups, fixed mounting has the movable support between grinding roller 26 and the piston cylinder, and the shape of grinding roller 26 is fan-shaped.

The extruding mechanism 4 comprises an electric heating wire 41, a motor 42 is fixedly installed at the right end of the extruding mechanism 4, a screw feeder 43 is fixedly installed at one end of the motor 42, a discharge hole 44 is opened at the left end of the extruding mechanism 4, the motor is turned on to inject plastic particles into the shell 21 through the feed hole 22, then the motor drives the rotary disc 23 to rotate, then the rotary disc 23 drives the connecting rod 24 to enable the two groups of piston rods 25 to do reciprocating motion in tandem, so that the two groups of piston rods 25 do not move simultaneously, the grinding roller 26 can be driven to rotate, the grinding roller 26 can grind the plastic particles powerfully, the plastic particles can be ground into finer particles, then the plastic particles are conveyed into the extruding mechanism 4 under the action of the material conveying pump 3, the electric heating wire 41 raises the temperature to the melting point temperature of the plastic in advance, and the plastic particles can be melted into liquid more quickly due to the fineness and then conveyed, the extrusion operation is completed, and the plastic particles can be ground into fine particles, so that the dissolving speed of the plastic is accelerated, and the extrusion efficiency of the extrusion device is further improved.

The damping device 7 comprises a mounting shell 71, a piston 72 is movably mounted in the mounting shell 71, a spring 73 is fixedly mounted at the upper end of the piston 72, a rack 74 is fixedly mounted at the upper end of the spring 73, the rack 74 is meshed with a gear 75, the number of the rack 74 and the gear 75 is two, the gear 75 is movably mounted in the mounting shell 71, a rotating rod 76 is fixedly mounted on the outer surface of the gear 75, a cushion 77 is fixedly mounted on one side of the rotating rod 76, when the extruding device moves and meets a bumpy road surface, the pulley 6 is vibrated and drives the piston 72 to move upwards, the spring 73 is compressed to absorb part of force and drive the rack 74 to move upwards, the rack 74 is meshed with the gear 75, the gear 75 is driven to drive the rotating rod 76 to push the cushion 77, so that the bumpy vibration force applied to the pulley 6 is reduced, and the extruding device can move smoothly, the safety performance is improved.

The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.

Claims

1. The utility model provides an extrusion device of thermoplastic, includes frame (1), grinder (2), extrusion mechanism (4), pulley (6) and damping device (7), its characterized in that: the grinding device (2) is arranged at the upper end of the rack (1), the extruding mechanism (4) is arranged in the rack (1), and the damping device (7) is arranged at the upper end of the pulley (6);

the grinding device (2) comprises a shell (21), one side of the shell (21) is communicated with a feeding hole (22), a rotary table (23) is arranged inside the shell (21), a connecting rod (24) is fixedly arranged on the outer surface of the rotary table (23), a piston rod (25) is fixedly arranged at the lower end of the connecting rod (24), and a grinding roller (26) is movably arranged at the lower end of the piston rod (25);

the extruding mechanism (4) comprises an electric heating wire (41), a motor (42) is fixedly mounted at the right end of the extruding mechanism (4), a spiral feeder (43) is fixedly mounted at one end of the motor (42), and a discharge hole (44) is formed in the left end of the extruding mechanism (4);

damping device (7) are including installation shell (71), the inside movable mounting of installation shell (71) has piston (72), the upper end fixed mounting of piston (72) has spring (73), the upper end fixed mounting of spring (73) has ratch (74), the inside movable mounting of installation shell (71) has gear (75), the fixed surface of gear (75) installs bull stick (76), one side fixed mounting of bull stick (76) has cushion (77).

2. An extrusion apparatus for extruding a thermoplastic as recited in claim 1, wherein: one side of the grinding device (2) is communicated with a material conveying pump (3), and a base (5) is fixedly mounted at the lower end of the rack (1).

3. An extrusion apparatus for extruding a thermoplastic as recited in claim 1, wherein: the outer surface of the piston rod (25) is sleeved with a piston cylinder, and the piston rod (25) is movably connected with the piston cylinder.

4. An extrusion apparatus for extruding a thermoplastic as recited in claim 1, wherein: the rear end of the rotary table (23) is fixedly provided with motors, and the number of the motors is two.

5. An extrusion apparatus for extruding a thermoplastic as recited in claim 1, wherein: the outer surface of the grinding roller (26) is fixedly provided with a plurality of groups of convex blocks.

6. An extrusion apparatus for extruding a thermoplastic as recited in claim 1, wherein: a movable support is fixedly arranged between the grinding roller (26) and the piston cylinder, and the grinding roller (26) is fan-shaped.

7. An extrusion apparatus for extruding a thermoplastic as recited in claim 1, wherein: the gear rods (74) are meshed with the gears (75), and the number of the gear rods (74) and the number of the gears (75) are two.