CN217621595U

CN217621595U - Forming die is used in processing of plastic pellet with cooling structure

Info

Publication number: CN217621595U
Application number: CN202220874377.XU
Authority: CN
Inventors: 周明燚; 刘志强
Original assignee: Suzhou Jessie Plastics Technology Co ltd
Current assignee: Suzhou Jessie Plastics Technology Co ltd
Priority date: 2022-04-15
Filing date: 2022-04-15
Publication date: 2022-10-21
Anticipated expiration: 2032-04-15

Abstract

The utility model discloses a be equipped with cooling structure forming die for plastic pellet processing, including fixed station and screw thread conveying cylinder, one side of fixed station is provided with the screw thread conveying cylinder, the opposite side of fixed station is provided with PLC host computer, the bottom of screw thread conveying cylinder is provided with the cartridge heater, the mold outlet pipe is installed to the bottom of cartridge heater, the externally mounted of cartridge heater bottom has the dust cover, the bottom fixedly connected with striker plate of mold outlet pipe. This be equipped with forming die for processing of cooling structure plastic pellet is through being provided with gear motor, pivot, thumb wheel, cooling blower, and gear motor passes through driving belt and drives the pivot and rotate, and the thumb wheel is constantly upset to the cooling blower direction, dials ejection of compact particle to cooling region, makes particle and cold wind contact abundant, receives the cooling more even, and the filter plate blocks the dust, and cooling blower carries out the cooling hardening with plastic pellet fast, has solved the poor problem of cooling effect.

Description

Forming die is used in processing of plastic pellet with cooling structure

Technical Field

The utility model relates to a plastic pellet processing technology field specifically is a be equipped with cooling structure forming die for plastic pellet processing.

Background

The plastic pellet processing mold is mainly a screw extruder, and the pellet forming mold is formed by melting a plastic raw material by heating, leading the plastic raw material out of a forming hole, cutting and cooling the plastic raw material to collect pellets. Because the particles are cut off from the side by using the air cylinder, and the distance between the cutter and the forming hole is different, when the particles are cut off, the discharging particles of the forming hole far away from the cutter are larger in volume than the discharging particles of the forming hole close to the cutter, so that the problem of uneven discharging particles is caused. In addition, when cooling, the cooling effect is not good because the contact surface between the particles and the cold air is not sufficient. The particles are discharged after being completely demoulded, the particles are taken out by workers, and the contact between the hands and the particles can cause pollution.

The forming mold for processing plastic particles with a cooling structure is designed to solve the problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a be equipped with forming die is used in processing of cooling structure plastic granules to the volume can be bigger than the shaping hole ejection of compact particle nearer from the sword when proposing to cut off from the shaping hole ejection of compact particle far away in solving above-mentioned background art, causes the problem of the inhomogeneous problem of ejection of compact particle.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a forming die is used in processing of plastic pellet with cooling structure, includes fixed station and screw thread conveying cylinder, one side of fixed station is provided with the screw thread conveying cylinder, the opposite side of fixed station is provided with PLC host computer, the bottom of screw thread conveying cylinder is provided with the cartridge heater, the die tube is installed out to the bottom of cartridge heater, the externally mounted of cartridge heater bottom has the dust cover, the bottom fixedly connected with striker plate of die tube, the bottom swing joint of striker plate has the arbor, step motor is installed to the bottom of arbor, shaft coupling and arbor fixed connection are passed through to step motor's output, fixedly connected with multiunit cutter around the arbor.

Preferably, the internal distribution of striker plate has the multiunit shaping hole, the shaping hole is radial distribution, the cutter is provided with ten groups and distributes about the arbor ring.

Preferably, a cooling box is arranged below the demolding pipe, a rotating shaft is movably connected inside the cooling box, a poking wheel is fixedly connected to the periphery of the rotating shaft, and a plurality of groups of through holes are formed in the poking wheel.

Preferably, a speed reducing motor is installed at the bottom of one end of the fixing table, and the output end of the speed reducing motor is connected with one end of the rotating shaft through a transmission belt.

Preferably, a cooling fan is fixedly connected to one side of the top of the cooling box, an air deflector is installed at an air outlet of the cooling fan, the air deflector is fixedly connected to the top end of the inside of the cooling box, and a filter plate is installed inside the air deflector.

Preferably, the equal fixedly connected with mounting bracket of one side of cooler bin and the opposite side of fixed station, be provided with between the mounting bracket and connect the silo, connect the silo to be located the below of cooler bin, the inboard of mounting bracket and the top that connects the silo are installed articulated seat respectively, articulated seat activity articulates there is the cylinder, the output of cylinder is provided with the piston rod.

Preferably, the bottom end of the cooling box is provided with a discharge bottom plate capable of being opened movably, and the bottom ends of the piston rods are respectively and movably hinged with the discharge bottom plate.

Compared with the prior art, the beneficial effects of the utility model are that: the forming die for processing the plastic particles with the cooling structure not only realizes better cutting effect and more uniform particle forming, realizes rapid cooling and hardening of the plastic particles, but also realizes adjustment of particle blanking speed and completion of non-contact blanking;

(1) The plastic raw material guided down from the thread conveying cylinder is soft, and continuously falls down from the heating cylinder to enter the die outlet pipe and is extruded from the forming hole to be divided into thin strips, the output end of the stepping motor drives the cutter shaft to rotate at high speed, the multiple groups of cutters rotate quickly to cut the plastic thin strips into granules, the dust cover can prevent the granules from flying out, and meanwhile, the external dust adhesion pollution is reduced, the rotary cutting mechanism is efficient and quick, the time difference does not exist compared with side cutting, the cutting effect is better, and the granules are formed more uniformly;

(2) The cooling device is provided with the cooling box, the speed reducing motor, the rotating shaft, the shifting wheel and the cooling fan, molded particles fall into the cooling box, the speed reducing motor drives the rotating shaft to rotate through the transmission belt, the shifting wheel continuously turns towards the direction of the cooling fan, discharged particles are shifted towards a cooling area, the particles are fully contacted with cold air and are cooled more uniformly, dust is blocked by the filter plate, and the cooling fan quickly cools and hardens the plastic particles;

(3) Through being provided with cylinder, piston rod, ejection of compact bottom plate, connecing the silo, the particle is after the cooling, and the output of cylinder is withdrawed the piston rod, and two sets of ejection of compact bottom plates of pulling are opened, and the particle whereabouts gets into and connects the silo, and the particle gliding along ejection of compact bottom plate through opening the adjustable particle unloading speed of angle, need not the staff and manually takes out the particle, accomplishes the contactless unloading.

Drawings

Fig. 1 is a schematic front view of a cross-sectional structure of the present invention;

FIG. 2 is a schematic view of the bottom structure of the forming hole of the present invention;

fig. 3 is a schematic view of the bottom structure of the filter plate of the present invention;

fig. 4 is a schematic view of the top view structure of the thumb wheel of the present invention.

In the figure: 1. a threaded delivery cartridge; 2. a heating cylinder; 3. discharging the mold pipe; 4. a cooling fan; 5. an air deflector; 6. a discharge bottom plate; 7. a hinged seat; 8. a material receiving groove; 9. a mounting frame; 10. a cylinder; 11. a piston rod; 12. a cooling tank; 13. a reduction motor; 14. a stepping motor; 15. a dust cover; 16. a cutter shaft; 17. the PLC controls the host; 18. a fixed table; 19. a cutter; 20. a striker plate; 21. forming holes; 22. filtering the plate; 23. a rotating shaft; 24. a thumb wheel.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

Example 1: referring to fig. 1-4, a forming die for processing plastic particles with a cooling structure comprises a fixed table 18 and a thread conveying cylinder 1, wherein the thread conveying cylinder 1 is arranged on one side of the fixed table 18, a PLC (programmable logic controller) host 17 is arranged on the other side of the fixed table 18, a heating cylinder 2 is arranged at the bottom end of the thread conveying cylinder 1, a die discharging pipe 3 is arranged at the bottom end of the heating cylinder 2, a dust cover 15 is arranged outside the bottom end of the heating cylinder 2, a baffle plate 20 is fixedly connected to the bottom end of the die discharging pipe 3, a cutter shaft 16 is movably connected to the bottom end of the baffle plate 20, a stepping motor 14 is arranged at the bottom end of the cutter shaft 16, the output end of the stepping motor 14 is fixedly connected with the cutter shaft 16 through a coupler, and a plurality of groups of cutters 19 are fixedly connected around the cutter shaft 16;

a plurality of groups of forming holes 21 are distributed in the baffle plate 20, the forming holes 21 are distributed in a radial shape, and ten groups of cutters 19 are arranged and distributed annularly about the cutter shaft 16;

specifically, as shown in fig. 1 and fig. 2, the plastic material guided from the screw conveying cylinder 1 is soft, and continuously falls from the heating cylinder 2 into the die-out pipe 3 and is extruded from the forming hole 21 to be divided into thin strips, the output end of the stepping motor 14 drives the cutter shaft 16 to rotate at high speed, the multiple groups of cutters 19 rotate rapidly to cut the plastic thin strips into granules, the dust cover 15 can prevent the granules from flying out, and simultaneously reduce the external dust adhesion pollution.

Example 2: a cooling box 12 is arranged below the mold outlet pipe 3, a rotating shaft 23 is movably connected inside the cooling box 12, a thumb wheel 24 is fixedly connected around the rotating shaft 23, a plurality of groups of through holes are formed inside the thumb wheel 24, a speed reducing motor 13 is installed at the bottom of one end of the fixed table 18, the output end of the speed reducing motor 13 is connected with one end of the rotating shaft 23 through a transmission belt, a cooling fan 4 is fixedly connected to one side of the top of the cooling box 12, an air deflector 5 is installed at an air outlet of the cooling fan 4, the air deflector 5 is fixedly connected to the top end inside the cooling box 12, and a filter plate 22 is installed inside the air deflector 5;

specifically, as shown in fig. 1, 3 and 4, the molded particles fall into the cooling box 12, the speed reduction motor 13 drives the rotating shaft 23 to rotate through the transmission belt, the dial wheel 24 continuously turns towards the cooling fan 4, the discharged particles are dialed towards the cooling area, the particles are fully contacted with cold air, the cooling is more uniform, the filter plate 22 blocks dust, and the cooling fan 4 rapidly cools and hardens the plastic particles.

Example 3: the cooling box comprises a cooling box 12, a fixing table 18, a mounting frame 9, a material receiving groove 8, a piston rod 11, a discharging bottom plate 6 which can be opened movably, and a material receiving groove 8, wherein the mounting frame 9 is fixedly connected to one side of the cooling box 12 and the other side of the fixing table 18;

specifically, as shown in fig. 1, after the particles are cooled, the piston rod 11 is retracted by the output end of the cylinder 10, the two groups of discharging bottom plates 6 are pulled to be opened, the particles fall to enter the receiving groove 8, the particles slide down along the discharging bottom plates 6, the particle discharging speed can be adjusted through the opening angle, the particles do not need to be manually taken out by a worker, and the non-contact discharging is completed.

The working principle is as follows: the plastic material guided down from the screw conveying cylinder 1 is soft, continuously falls down from the heating cylinder 2, enters the die-out pipe 3 and is extruded from the forming hole 21, and is differentiated into thin strips, the output end of the stepping motor 14 drives the cutter shaft 16 to rotate at a high speed, the multiple groups of cutters 19 rotate quickly to cut the plastic thin strips into granules, the formed granules fall into the cooling box 12, the speed reducing motor 13 drives the rotating shaft 23 to rotate through the transmission belt, the dial wheel 24 turns over continuously towards the cooling fan 4, the discharged granules are dialed towards the cooling area, so that the granules are fully contacted with cold air and cooled more uniformly, the filter plate 22 blocks dust, the cooling fan 4 quickly cools and hardens the plastic granules, after the granules are cooled, the output end of the air cylinder 10 withdraws the piston rod 11, the two groups of discharging bottom plates 6 are pulled to open, the granules fall down into the material receiving groove 8, the granules slide down along the discharging bottom plates 6, and the granule discharging speed can be adjusted through the opening angle.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a be equipped with cooling structure forming die for plastic pellet processing, includes fixed station (18) and screw thread conveying cylinder (1), its characterized in that: one side of fixed station (18) is provided with screw thread conveying cylinder (1), the opposite side of fixed station (18) is provided with PLC host computer (17), the bottom of screw thread conveying cylinder (1) is provided with cartridge heater (2), a mould pipe (3) is installed to the bottom of cartridge heater (2), the externally mounted of cartridge heater (2) bottom has dust cover (15), bottom fixedly connected with striker plate (20) of a mould pipe (3), the bottom swing joint of striker plate (20) has arbor (16), step motor (14) are installed to the bottom of arbor (16), shaft coupling and arbor (16) fixed connection are passed through to the output of step motor (14), fixedly connected with multiunit cutter (19) around arbor (16).

2. The forming die provided with the cooling structure for processing plastic particles as claimed in claim 1, wherein: the inside distribution of striker plate (20) has multiunit shaping hole (21), shaping hole (21) are radial distribution, cutter (19) are provided with ten groups and distribute about arbor (16) annular.

3. The forming die provided with the cooling structure for processing plastic particles as claimed in claim 1, wherein: the cooling box (12) is arranged below the demolding pipe (3), a rotating shaft (23) is movably connected inside the cooling box (12), the periphery of the rotating shaft (23) is fixedly connected with a shifting wheel (24), and multiple groups of through holes are formed in the shifting wheel (24).

4. The forming die provided with the cooling structure for processing plastic particles as claimed in claim 1, wherein: a speed reducing motor (13) is installed at the bottom of one end of the fixed table (18), and the output end of the speed reducing motor (13) is connected with one end of the rotating shaft (23) through a transmission belt.

5. The forming die provided with the cooling structure for processing plastic particles as claimed in claim 3, wherein: the air conditioner is characterized in that a cooling fan (4) is fixedly connected to one side of the top of the cooling box (12), an air guide plate (5) is installed at an air outlet of the cooling fan (4), the air guide plate (5) is fixedly connected to the top end of the interior of the cooling box (12), and a filter plate (22) is installed inside the air guide plate (5).

6. The forming die provided with the cooling structure for processing plastic particles as claimed in claim 3, wherein: the utility model discloses a cooler, including cooler bin (12), the equal fixedly connected with mounting bracket (9) of opposite side of one side of cooler bin (12) and fixed station (18), be provided with between mounting bracket (9) and connect silo (8), connect silo (8) to be located the below of cooler bin (12), the inboard of mounting bracket (9) and the top that connects silo (8) are installed articulated seat (7) respectively, articulated seat (7) activity hinge has cylinder (10), the output of cylinder (10) is provided with piston rod (11).

7. The forming die for processing plastic particles with a cooling structure as claimed in claim 6, wherein: the bottom of the cooling box (12) is provided with a discharge bottom plate (6) which can be opened movably, and the bottom of the piston rod (11) is hinged with the discharge bottom plate (6) movably.