CN223918337U

CN223918337U - A mixing and feeding device for plastic molds used in home appliances

Info

Publication number: CN223918337U
Application number: CN202422929249.2U
Authority: CN
Inventors: 马绪勇; 徐赛伟
Original assignee: Suqian Jingcheng Mould Co ltd
Current assignee: Suqian Jingcheng Mould Co ltd
Priority date: 2024-11-29
Filing date: 2024-11-29
Publication date: 2026-02-17
Anticipated expiration: 2034-11-29

Abstract

The utility model discloses a household appliance plastic mold mixing and feeding device which comprises a feeding unit, wherein the feeding unit comprises a base, the upper surface of the base is fixedly connected with a box body, the upper part of the inner wall of the box body is rotatably connected with a crushing roller shaft, one end of the crushing roller shaft is fixedly connected with a driving motor, the middle part of the inner wall of the box body is provided with a mixing assembly, the lower end of the box body is fixedly connected with a discharging funnel, the lower end of the discharging funnel is fixedly connected with a spiral feeder, and the lower surface of the spiral feeder is fixedly connected with the inside of the base. According to the utility model, the materials can be processed into smaller and uniform particles through the arrangement of the crushing roller shaft, the mixing and transportation are carried out through the spiral blade, the secondary mixing is carried out through the stirring blade, the mixing efficiency is improved, the materials can be further subjected to multiple mixing through the transportation of the spiral feeder, the mixing effect is improved, and the defect rate of a finished product is reduced.

Description

Household electrical appliances plastic mold mixes feed arrangement

Technical Field

The utility model relates to the technical field of plastic processing production, in particular to a household appliance plastic mold mixing and feeding device.

Background

The plastic parts of household appliances are various plastic parts used in household appliances, such as refrigerator door shells, washing machine control panels, air conditioner shells and the like, and are usually made of engineering plastics such as ABS (Acrylonitrile butadiene styrene), polycarbonate (PC), polypropylene (PP) and the like, and are mainly prepared by heating plastic particles to a molten state during processing, then injecting the plastic particles into a prefabricated mold under high pressure, and obtaining the plastic parts with required shapes after cooling and forming in the mold.

Disclosure of utility model

This section is intended to outline some aspects of embodiments of the utility model and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section as well as in the description of the utility model and in the title of the utility model, which may not be used to limit the scope of the utility model.

The present utility model has been made in view of the above-mentioned problems with the conventional plastic mold mixing and feeding device for home appliances.

Therefore, the utility model aims to provide a household appliance plastic mould mixing and feeding device which aims to solve the problems that the existing mixing device mainly mixes through stirring, larger particles exist in materials, the mixing effect of the materials is poor only through stirring, and defects appear in products.

In order to solve the technical problems, the utility model provides the following technical scheme that the household appliance plastic mold mixing and feeding device comprises:

The feeding unit comprises a base, the upper surface fixedly connected with box of base, the inner wall upper portion of box rotates and is connected with crushing roller, the one end fixedly connected with driving motor of crushing roller, the inner wall middle part of box is provided with mixing element, the lower extreme fixedly connected with ejection of compact funnel of box, the lower extreme fixedly connected with screw feeder of ejection of compact funnel, screw feeder's lower surface fixed connection is in the inside of base, screw feeder's surface fixedly connected with second heater.

As a preferable scheme of the household appliance plastic mold mixing and feeding device, the mixing assembly comprises a mixing box and a servo motor, wherein the outer surface of the mixing box is fixedly connected to the inner wall of a box body, the inner wall of the mixing box is rotationally connected with a spiral blade, the lower end of the spiral blade is fixedly connected with a stirring blade, the upper end of the stirring blade is fixedly connected with a toothed ring, the servo motor is fixedly connected to the outer surface of the box body, and the output end of the servo motor is fixedly connected with a gear.

As a preferable scheme of the household appliance plastic mold mixing and feeding device, an opening is formed in one side of the box body, the outer surface of the gear is meshed with the outer surface of the toothed ring through the opening, and the outer surface of the toothed ring is rotatably connected in the box body.

As a preferable scheme of the household plastic mold mixing and feeding device, the middle part of the outer surface of the mixing box is fixedly connected with a first heater, the outer surface of the stirring blade is arranged in the discharging hopper, and the mixing box is arranged on the lower side of the crushing roller shaft.

As a preferable scheme of the household appliance plastic mold mixing and feeding device, the outer surface of the driving motor is fixedly connected to the upper part of the outer surface of the box body, the outer surfaces of the driving motor and the servo motor are respectively provided with a protective shell, and the outer surfaces of one sides of the protective shells are respectively fixedly connected to the outer surface of the box body.

As an optimal scheme of the household appliance plastic mold mixing and feeding device, the inside of the base is fixedly connected with a plurality of arc-shaped supporting plates, the lower surface of the spiral feeder is fixedly connected to the upper surface of the supporting plates, and the shell of the spiral feeder is made of heat-insulating materials.

The utility model has the beneficial effects that:

The setting through smashing the roller can be with material processing into less and even granule, carries mixed transportation through helical blade, carries out secondary mixing through stirring vane and improves mixing efficiency, carries out transportation through screw feeder and then can make the material pass through multiple mixing, has improved the blemish rate that the mixing effect has reduced the finished product.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the description of the embodiments will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art. Wherein:

Fig. 1 is a perspective view of a hybrid feeding device for plastic molds of household appliances according to the present utility model;

FIG. 2 is a cross-sectional view of FIG. 1;

Fig. 3 is a schematic diagram of the hybrid assembly of fig. 1.

In the figure, 100 parts of feeding unit, 101 parts of base, 102 parts of box body, 103 parts of crushing roll shaft, 104 parts of driving motor, 105 parts of mixing component, 105a parts of mixing box, 105b parts of spiral blade, 105c parts of stirring blade, 105d parts of toothed ring, 105e parts of servo motor, 105f parts of gear, 106 parts of first heater, 107 parts of discharging hopper, 108 parts of screw feeder, 109 parts of second heater, 110 parts of protective shell.

Detailed Description

In order that the above-recited objects, features and advantages of the present utility model will become more readily apparent, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, but the present utility model may be practiced in other ways other than those described herein, and persons skilled in the art will readily appreciate that the present utility model is not limited to the specific embodiments disclosed below.

Further, reference herein to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic can be included in at least one implementation of the utility model. The appearances of the phrase "in one embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments.

Further, in describing the embodiments of the present utility model in detail, the cross-sectional view of the device structure is not partially enlarged to a general scale for convenience of description, and the schematic is only an example, which should not limit the scope of protection of the present utility model. In addition, the three-dimensional dimensions of length, width and depth should be included in actual fabrication.

Referring to fig. 1-3, the present utility model provides a hybrid feeding device for plastic molds of household appliances, comprising:

The feeding unit 100 comprises a base 101, wherein the upper surface of the base 101 is fixedly connected with a box body 102, the upper part of the inner wall of the box body 102 is rotationally connected with a crushing roller shaft 103, one end of the crushing roller shaft 103 is fixedly connected with a driving motor 104, the middle part of the inner wall of the box body 102 is provided with a mixing assembly 105, the lower end of the box body 102 is fixedly connected with a discharging funnel 107, the lower end of the discharging funnel 107 is fixedly connected with a screw feeder 108, the lower surface of the screw feeder 108 is fixedly connected with the inside of the base 101, and the outer surface of the screw feeder 108 is fixedly connected with a second heater 109. The base 101 is used as a main supporting part, stability of the whole device is guaranteed, enough support is provided for each component, stability of equipment in long-time use is guaranteed, the crushing roller shaft 103 can provide continuous power through connection with the driving motor 104, materials are effectively crushed before entering a mixing area, plastic raw materials with larger particles can be crushed into small particles suitable for mixing, efficient operation of the mixing component 105 can ensure uniform mixing of plastic materials with different types or different specifications, layering or non-uniformity of the materials is avoided, quality and consistency of finished products of the die are further improved, conveying speed and direction of the materials are effectively controlled through the spiral transmission structure of the spiral feeder 108, blockage or leakage of the materials in the conveying process is prevented, and efficient operation of a production line is guaranteed.

Wherein, mixing assembly 105 includes mixing box 105a, servo motor 105e, mixing box 105 a's surface fixed connection is at the inner wall of box 102, and mixing box 105 a's inner wall rotation is connected with helical blade 105b, helical blade 105 b's lower extreme fixedly connected with stirring vane 105c, stirring vane 105 c's upper end fixedly connected with ring gear 105d, servo motor 105e fixed connection is at box 102's surface, servo motor 105 e's output fixedly connected with gear 105f. An opening is formed in one side of the box body 102, the outer surface of the gear 105f is meshed with the outer surface of the toothed ring 105d through the opening, and the outer surface of the toothed ring 105d is rotatably connected inside the box body 102. The first heater 106 is fixedly connected to the middle of the outer surface of the mixing box 105a, the outer surface of the stirring blade 105c is arranged in the discharging hopper 107, and the mixing box 105a is arranged on the lower side of the crushing roller shaft 103. The mixing box 105a serves as a core container, and a combination of the helical blade 105b and the stirring blade 105c can form a strong material flow and stirring effect in the box 102. The multi-dimensional stirring mode can ensure full contact and fusion of plastic raw materials with different particle sizes and components in the mixing process, so that the uniformity of materials in the molding process of a mold is improved, the servo motor 105e is meshed with the toothed ring 105d through the accurate control gear 105f, accurate rotation control is provided, the mixing speed and stirring intensity can be adjusted according to requirements, different types of materials are adapted, the first heater 106 is fixedly connected to the middle of the outer surface of the mixing box 105a, uniform heating of the materials in the material mixing process is facilitated, and ideal fluidity and processability of plastic particles in the process of achieving the optimal mixing effect are ensured.

Further, the outer surface of the driving motor 104 is fixedly connected to the upper portion of the outer surface of the case 102, the outer surfaces of the driving motor 104 and the servo motor 105e are respectively provided with a protective shell 110, and one side outer surface of the protective shell 110 is fixedly connected to the outer surface of the case 102. The inside fixedly connected with a plurality of arc layer boards of base 101, the lower surface fixed connection of screw feeder 108 is at the upper surface of layer board, and screw feeder 108's shell is insulation material, and protective housing 110 can protect driving motor 104 and servo motor 105e reduce the damage of motor, improves life, and the arc layer board can hold up screw feeder 108 and improve the fastness.

In the use, firstly put into the inside of box 102 with multiple raw materials, further start driving motor 104 drive crushing roller 103 is processed to smash the material and is made its comparatively even granule that reaches, start servo motor 105e just can drive mixing assembly 105 and move down through helical blade 105 b's setting through gear 105f and ring gear 105d, can carry out preliminary mixing in the transportation, and preheat through first heater 106, carry out the secondary mixing at utilizing stirring vane 105c, inside and then transport and reach the secondary mixing of entering screw feeder 108, and then just can improve the mixing effect, can keep the temperature of material simultaneously under the setting of second heater 109, convenient processing has improved the quality of product.

It should be noted that the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solution of the present utility model may be modified or substituted without departing from the spirit and scope of the technical solution of the present utility model, which is intended to be covered in the scope of the claims of the present utility model.

Claims

1. A mixing and feeding device for household appliance plastic molds, characterized in that it comprises:

The feeding unit (100) includes a base (101), a box (102) is fixedly connected to the upper surface of the base (101), a crushing roller (103) is rotatably connected to the upper part of the inner wall of the box (102), a drive motor (104) is fixedly connected to one end of the crushing roller (103), a mixing component (105) is provided in the middle of the inner wall of the box (102), a discharge funnel (107) is fixedly connected to the lower end of the box (102), a screw feeder (108) is fixedly connected to the lower end of the discharge funnel (107), the lower surface of the screw feeder (108) is fixedly connected to the inside of the base (101), and a second heater (109) is fixedly connected to the outer surface of the screw feeder (108).

The mixing assembly (105) includes a mixing chamber (105a) and a servo motor (105e). The outer surface of the mixing chamber (105a) is fixedly connected to the inner wall of the housing (102). A spiral blade (105b) is rotatably connected to the inner wall of the mixing chamber (105a). A stirring blade (105c) is fixedly connected to the lower end of the spiral blade (105b). A toothed ring (105d) is fixedly connected to the upper end of the stirring blade (105c). The servo motor (105e) is fixedly connected to the outer surface of the housing (102). A gear (105f) is fixedly connected to the output end of the servo motor (105e).

The mixing box (105a) is fixedly connected to the middle of the outer surface of the mixing box (105a), the outer surface of the stirring blade (105c) is disposed inside the discharge funnel (107), and the mixing box (105a) is disposed on the lower side of the crushing roller shaft (103).

2. The household appliance plastic mold mixing and feeding device according to claim 1, characterized in that: an opening is provided on one side of the box (102), the outer surface of the gear (105f) is meshed with the outer surface of the gear ring (105d) through the opening, and the outer surface of the gear ring (105d) is rotatably connected to the inside of the box (102).

3. The household appliance plastic mold mixing and feeding device according to claim 1, characterized in that: the outer surface of the drive motor (104) is fixedly connected to the upper part of the outer surface of the box (102), and the outer surfaces of the drive motor (104) and the servo motor (105e) are both provided with protective shells (110), and one side of the outer surface of the protective shell (110) is fixedly connected to the outer surface of the box (102).

4. The household appliance plastic mold mixing and feeding device according to claim 1, characterized in that: a plurality of arc-shaped support plates are fixedly connected inside the base (101), the lower surface of the screw feeder (108) is fixedly connected to the upper surface of the support plate, and the outer shell of the screw feeder (108) is made of heat insulation material.