CN223071736U - A device for screening raw materials for injection molding - Google Patents

A device for screening raw materials for injection molding Download PDF

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Publication number
CN223071736U
CN223071736U CN202421924204.XU CN202421924204U CN223071736U CN 223071736 U CN223071736 U CN 223071736U CN 202421924204 U CN202421924204 U CN 202421924204U CN 223071736 U CN223071736 U CN 223071736U
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China
Prior art keywords
screening
cleaning
raw material
box
injection molding
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CN202421924204.XU
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Chinese (zh)
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何玉奎
姚国超
郁万浩
李华帅
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Anhui Daorun Electronic Co ltd
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Anhui Daorun Electronic Co ltd
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Abstract

本实用新型涉及注塑原料筛选技术领域,尤其涉及一种注塑原料筛选装置,包括安装在筛选箱顶部右侧的清洗箱,筛选箱的内部设置有用于对注塑原料颗粒进行分级筛选的筛选装置,清洗箱的内部设置有用于对注塑原料颗粒进行清洗除杂的清洗装置。本实用新型通过垂直等距设置的筛分板和导料筛板,来实现对注塑原料颗粒的多级筛选,进而将其内部间隙内残存的少量金属杂质进行全面筛除,通过转动的清洗筒来扰动清洗箱中的水流,从而对其内部的原料颗粒进行清洗,并在旋转过程中通过入料口将原料导入清洗筒的内部,配合旋转轴外表面的翻搅绞龙,对清洗筒内部的原料颗粒进行翻搅清洗,更进一步提高了清洗的效率。

The utility model relates to the technical field of injection molding raw material screening, and in particular to an injection molding raw material screening device, including a cleaning box installed on the right side of the top of the screening box, a screening device for grading and screening injection molding raw material particles is arranged inside the screening box, and a cleaning device for cleaning and removing impurities from injection molding raw material particles is arranged inside the cleaning box. The utility model realizes multi-stage screening of injection molding raw material particles through screening plates and material guide screen plates arranged vertically and equidistantly, thereby comprehensively screening out a small amount of metal impurities remaining in the internal gaps thereof, disturbs the water flow in the cleaning box through a rotating cleaning cylinder, thereby cleaning the raw material particles inside thereof, and introduces the raw material into the interior of the cleaning cylinder through a feed port during the rotation process, and cooperates with the stirring auger on the outer surface of the rotating shaft to stir and clean the raw material particles inside the cleaning cylinder, thereby further improving the cleaning efficiency.

Description

Injection molding raw material screening device
Technical Field
The utility model relates to the technical field of injection molding raw material screening, in particular to an injection molding raw material screening device.
Background
Injection molding machine is also an equipment that is used for moulding plastics, for example has disclosed a raw materials sieving mechanism moulds plastics in the chinese patent of publication No. CN220780749U, and the adsorption range of disqualified product that contains metal impurity through dialling the board further increases to shake the raw materials that impels, make dialling the board and adsorb the disqualified product that contains metal impurity more easily, further promoted adsorption treatment effect.
However, in the injection molding raw material screening device in the above application, only the metal impurities in the injection molding raw material are sucked and removed, before the metal impurities in the injection molding raw material are sucked and removed, because the particle sizes of the master batches after the production of the master batches are often different, gaps existing between the master batches under the accumulation condition are larger or smaller, and therefore, when the dial plate adsorbs the metal substances, the master batches cannot be fully adsorbed with the metal substances between the small gaps, so that the metal substances still have a small amount of residues, and if the particle size screening of the master batches is not performed before the metal substances are adsorbed, the defect that the metal substances cannot be fully adsorbed and removed is caused, and the quality of injection molding products is seriously affected.
Disclosure of utility model
Aiming at the defects of the prior art, the utility model provides the injection molding raw material screening device, which solves the technical problems that in the prior art, only metal impurities in injection molding raw materials are absorbed, the particle sizes of master batches are often different, a small amount of impurities are accumulated in gaps between master batches in a stacking state, and then flaws in injection molding finished products can be caused, so that the master batches are required to be subjected to particle size screening.
In order to solve the technical problems, the utility model provides the technical scheme that the injection molding raw material screening device comprises a cleaning box arranged on the right side of the top of the screening box, wherein the screening box is internally provided with a screening device for classifying injection molding raw material particles, and the cleaning box is internally provided with a cleaning device for cleaning and impurity-removing injection molding raw material particles.
Screening device includes that two perpendicular equidistances set up in screening case inside middle upper portion screening board, the guide sieve is installed to screening case's inside below, screening board and guide sieve are all installed in screening case's inside in the slope, and evenly run through on it and offered the guide hole that the internal diameter reduces step by step, one side of screening case is provided with the row material pipe corresponding with screening board and guide sieve slope minimum, screening case inside is provided with and makes the screening board be intermittent type nature along upper and lower orbit continuously wobbling vibration subassembly.
Preferably, the vibration subassembly is including installing in the extension spring in screening board bottom four corners, be provided with the supporting shoe that is used for installing extension spring on the inner wall of screening case, the axis of rotation rotates to be connected in the empty slot that the screening case back was seted up inside, and its front end fixedly connected with acts on screening board lower surface and makes its luffing motion lug, installs on the screening case and is used for driving axis of rotation pivoted driving motor.
Preferably, the two rotating shafts are provided with belt pulleys, and the two rotating shafts are in transmission connection through a transmission belt.
Preferably, the left and right sides of the bottom of the screening box are respectively provided with a diversion landslide, one side of the screening box is provided with a trash discharging pipe corresponding to the lowest end of the diversion landslide, and the screening box is provided with an observation window.
Preferably, the cleaning device comprises a cleaning cylinder arranged in the cleaning box, a rotating shaft rotatably arranged on the inner wall of the cleaning box is penetrated and arranged along the central axis of the cleaning cylinder, a stirring auger positioned in the cleaning cylinder is arranged on the rotating shaft, the cleaning cylinder and the stirring auger synchronously rotate through the rotating shaft, a plurality of equally distributed feeding ports are formed in the cleaning cylinder around the surface of the cleaning cylinder, and the rotating shaft is driven by a belt pulley group and a driving motor.
Preferably, a discharge hole is formed in the middle of the outer surface of the left side of the cleaning box, and a material conveying pipe with a discharge end extending to the inside of the screening box is arranged at a position corresponding to the discharge hole.
By means of the technical scheme, the utility model provides an injection molding raw material screening device, which at least has the following beneficial effects:
1. According to the utility model, the screening plates and the material guide screen plates are vertically and equidistantly arranged to realize multi-stage screening of injection molding raw material particles, so that a small amount of metal impurities remained in an internal gap of the injection molding raw material particles are comprehensively screened out, and the occurrence of defects in the injection molding finished product caused by the fact that the impurities remain in the raw material is avoided.
2. According to the utility model, the driving motor in the vibration assembly drives the convex blocks to rotate so as to strike the screening plate, so that the screening plate is driven to vibrate up and down above the telescopic springs, raw materials are prevented from being accumulated on the screening plate, the material guide holes are blocked, and the screening efficiency is improved.
3. According to the utility model, the water flow in the cleaning box is disturbed by the rotating cleaning cylinder, so that raw material particles in the cleaning box are cleaned, raw materials are guided into the cleaning cylinder through the feeding hole in the rotating process, and the raw material particles in the cleaning cylinder are stirred and cleaned by matching with the stirring auger on the outer surface of the rotating shaft, so that the cleaning efficiency is further improved.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this specification, illustrate embodiments of the application and together with the description serve to explain the application and do not constitute a limitation on the application.
In the drawings:
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic rear view of the present utility model;
FIG. 3 is a schematic cross-sectional internal structure of the screening box of the present utility model;
FIG. 4 is a schematic view of an independent disassembling structure of the cleaning device of the present utility model;
FIG. 5 is a schematic diagram of a partial side view of a screening apparatus and cleaning apparatus according to the present utility model.
The device comprises a screening box 1, a cleaning box 2, a screening device 3, a cleaning device 4, a screening plate 301, a screening plate 302, a material guide screen plate 303, a material discharge pipe 304, a vibration component 3041, a telescopic spring 3042, a supporting block 3043, a rotating shaft 3044, a convex block 3045, a driving motor 3046, a belt pulley 3047, a driving belt 305, a diversion landslide 306, a impurity discharge pipe 307, an observation window 401, a rotating shaft 402, a cleaning cylinder 403, a material inlet, 404, a stirring auger 405 and a material conveying pipe.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Example 1
Based on the prior art that exists at present only absorb the metallic impurity in the raw materials of moulding plastics, and the particle diameter of masterbatch often size is different, and the clearance inside between the masterbatch is in the accumulation state is in the past still can store up a small amount of impurity, and then can lead to moulding plastics the inside flaw that exists of finished product, consequently need carry out the problem of particle diameter screening to the masterbatch, this embodiment provides a raw materials sieving mechanism moulds plastics, please refer to fig. 1-5, the embodiment provides a raw materials sieving mechanism moulds plastics, can realize carrying out multistage screening to the raw materials granule of moulding plastics, and then carry out comprehensive screening to the metallic impurity etc. of raw materials inside. This raw materials sieving mechanism moulds plastics including installing the washing case 2 on the top right side of screening case 1, the inside of screening case 1 is provided with the sieving mechanism 3 that is used for carrying out hierarchical screening to the raw materials granule that moulds plastics, the inside of washing case 2 is provided with the belt cleaning device 4 that is used for wasing the edulcoration to the raw materials granule that moulds plastics, the feeder hopper on the right side of washing case 2 will mould plastics the inside of raw materials granule leading-in washing case 2, wash the impurity dust in the raw materials granule through belt cleaning device 4, avoid the raw materials granule when melt processing, impurity mixes wherein, influence the finished product quality, the inside of screening case 1 is arranged in to the raw materials granule after the washing, carry out multistage screening to the raw materials granule through sieving mechanism 3, so as to carry out comprehensive screening with the remaining a small amount of metallic impurity in its inside clearance.
Because prior art only absorbs the metal impurity in the raw materials of moulding plastics, and the particle diameter of masterbatch tends not the size, the clearance inside between the masterbatch is toward still can store up a small amount of impurity under the accumulation state, and then can lead to the inside flaw that exists of finished product of moulding plastics, thereby propose one kind can carry out the screening plant 3 of classifying screen to the diameter size of raw materials granule of moulding plastics, screening plant 3 includes two perpendicular equidistance setting up in screening box 1 inside upper portion's screening plate 301, the guide screen plate 302 is installed to screening box 1's inside below, screening plate 301 and guide screen plate 302 all slope install in screening box 1's inside, and evenly run through on it and offered the guiding hole that the internal diameter reduces step by step, one side of screening box 1 is provided with the discharge pipe 303 corresponding with 301 and 302 slope minimum, screening box 1 inside is provided with the vibration subassembly 304 that makes screening plate 301 be intermittent type follow the continuous wobbling of lower trace, drop to screening plate 301 when the raw materials granule of moulding plastics, wherein the bigger surface of top screening plate 301, and the raw materials granule of diameter is then through the maximum diameter of top screening plate 301 setting up the guide plate 301 and the effect that the diameter drops to the guide plate 302 through the guide hole that the guide plate that the diameter drops to the guide plate 302 is the guide hole that the diameter of top screening plate 301 is the diameter is the guide plate 301 that the diameter is small, thereby the effect that the raw materials granule drops to drop down in the guide hole of the side of the guide plate 302 on the screening box 1 and the side of the fine particle is the guide hole that the guide plate 302.
Because the gravity is relied on to make the raw materials granule fall the inefficiency naturally, and the problem that the raw materials is piled up probably exists, therefore still be provided with the vibration subassembly 304 of supplementary screening unloading in the bottom of screening board 301, vibration subassembly 304 is including installing the telescopic spring 3041 in screening board 301 bottom four corners, be provided with the supporting shoe 3042 that is used for installing telescopic spring 3041 on the inner wall of screening case 1, the rotation axis 3043 rotates the empty inslot portion of being seted up in screening case 1 back, and its front end fixedly connected with is acted on screening board 301 lower surface and makes its lug 3045 of swinging from top to bottom, install the driving motor 3045 that is used for driving rotation axis 3043 on screening case 1, start driving motor 3045 and drive rotation axis 3043 rotation, thereby drive the lug 3044 of its front end and strike screening board 301, thereby drive screening board 301 and vibrate from top to bottom on telescopic spring 3041, the efficiency of screening has been improved, and because lug 3044 sets up on the bottom right side of screening board 301, thereby make it high left and low, more be convenient for the discharge of raw materials granule.
The two rotating shafts 3043 are provided with the belt pulleys 3046, the two belt pulleys 3046 are rotationally connected through the driving belt 3047, and the two belt pulleys 3046 are rotated through the driving belt 3047, so that the two rotating shafts 3043 are driven to synchronously rotate, the two screening plates 301 are synchronously vibrated, and screening efficiency is improved.
The left and right sides of the bottom of the screening box 1 are respectively provided with a diversion landslide 305, one side of the screening box 1 is provided with a trash discharge pipe 306 corresponding to the lowest end of the diversion landslide 305, the screening box 1 is provided with an observation window 307, the diversion landslide 305 is arranged so as to facilitate the falling and collection of impurities, the impurities are discharged through the trash discharge pipe 306, and the arrangement of the observation window 307 is convenient for observing the screening condition of raw material particles in the screening box 1 in real time.
Example 2
On the basis of embodiment 1, as shown in fig. 1-5, based on the existing problem that impurities such as dust and the like exist in injection molding raw material particles, if the injection molding raw material particles are not cleaned, the problem that subsequent injection molding processing is possibly affected is solved, therefore, the device is further provided with a cleaning device 4, the cleaning device 4 comprises a cleaning barrel 402 arranged inside a cleaning box 2, a rotating shaft 401 rotatably installed on the inner wall of the cleaning box 2 is penetrated through the central axis position of the cleaning barrel 402, a stirring auger 404 positioned in the cleaning barrel 402 is installed on the rotating shaft 401, the cleaning barrel 402 and the stirring auger 404 synchronously rotate through the rotating shaft 401, a plurality of feeding holes 403 which are distributed at equal intervals are formed on the surface of the cleaning barrel 402, the rotating shaft 401 is driven by a belt pulley set and a driving motor 3045, and the rotating shaft 401 is driven to rotate along with the belt pulley 3047, so that the rotating shaft 402 is driven to rotate, the water flow inside the cleaning barrel 2 is driven, raw material particles inside the cleaning barrel are cleaned, the raw material particles inside the cleaning barrel are guided into the cleaning barrel through the feeding holes 403 in the rotating process, the stirring auger 404 is further arranged on the outer surface of the cleaning barrel 404, and the raw material particles are further cleaned by the stirring auger 404.
The bin outlet has been seted up at the left side surface middle part of wasing case 2, and the internally mounted of bin outlet has conveying pipeline 405, and the inside of screening case 1 is extended into to the bottom of conveying pipeline 405, and in the rotation in-process, the inside raw materials granule of wash bowl 402 throws out through pan feeding mouth 403 and falls into the inside of conveying pipeline 405 through the bin outlet, finally falls into the inside of screening case 1 and carries out multistage screening to the raw materials granule.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The injection molding raw material screening device comprises a cleaning box (2) arranged on the right side of the top of the screening box (1), and is characterized in that a screening device (3) for classifying injection molding raw material particles is arranged in the screening box (1), and a cleaning device (4) for cleaning and impurity removing the injection molding raw material particles is arranged in the cleaning box (2);
Screening device (3) are including two perpendicular equidistance setting up in screening board (301) on inside middle upper portion of screening case (1), guide screen (302) are installed to screening case (1) inside below, screening board (301) and guide screen (302) are all installed in screening case (1) inside in the slope, and evenly run through on it and have offered the guiding hole that the internal diameter dwindles step by step, one side of screening case (1) be provided with screening board (301) and guide screen (302) slope corresponding row material pipe (303) of extreme, screening case (1) inside is provided with and makes screening board (301) be intermittent type nature along upper and lower orbit continuously wobbling vibration subassembly (304).
2. The injection molding raw material screening device according to claim 1, wherein the vibration assembly (304) comprises telescopic springs (3041) arranged at four corners of the bottom of the screening plate (301), supporting blocks (3042) used for installing the telescopic springs (3041) are arranged on the inner wall of the screening box (1), rotating shafts (3043) are rotatably connected in empty slots formed in the back of the screening box (1), protruding blocks (3044) which act on the lower surface of the screening plate (301) to enable the screening plate to swing up and down are fixedly connected to the front ends of the empty slots, and driving motors (3045) used for driving the rotating shafts (3043) to rotate are arranged on the screening box (1).
3. The injection molding material screening device according to claim 2, wherein the two rotating shafts (3043) are provided with pulleys (3046), and the two rotating shafts (3043) are in transmission connection through a transmission belt (3047).
4. The injection molding raw material screening device according to claim 1, wherein guide landslide (305) is respectively arranged at the left side and the right side of the bottom of the screening box (1), a trash discharging pipe (306) corresponding to the lowest end of the guide landslide (305) is arranged at one side of the screening box (1), and an observation window (307) is arranged on the screening box (1).
5. The injection molding raw material screening device according to claim 2, wherein the cleaning device (4) comprises a cleaning cylinder (402) arranged in the cleaning box (2), a rotating shaft (401) rotatably installed on the inner wall of the cleaning box (2) is penetrated and arranged along the central axis of the cleaning cylinder (402), a stirring auger (404) positioned in the cleaning cylinder (402) is installed on the rotating shaft (401), the cleaning cylinder (402) and the stirring auger (404) synchronously rotate through the rotating shaft (401), a plurality of equally-distributed feed inlets (403) are formed on the cleaning cylinder (402) around the surface of the cleaning cylinder, and the rotating shaft (401) is in transmission with a driving motor (3045) through a belt pulley group.
6. The injection molding raw material screening device according to claim 1, wherein a discharge port is formed in the middle of the outer surface of the left side of the cleaning box (2), and a material conveying pipe (405) with a discharge end extending to the inside of the screening box (1) is arranged at a position corresponding to the discharge port.
CN202421924204.XU 2024-08-09 2024-08-09 A device for screening raw materials for injection molding Active CN223071736U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202421924204.XU CN223071736U (en) 2024-08-09 2024-08-09 A device for screening raw materials for injection molding

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202421924204.XU CN223071736U (en) 2024-08-09 2024-08-09 A device for screening raw materials for injection molding

Publications (1)

Publication Number Publication Date
CN223071736U true CN223071736U (en) 2025-07-08

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ID=96258067

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202421924204.XU Active CN223071736U (en) 2024-08-09 2024-08-09 A device for screening raw materials for injection molding

Country Status (1)

Country Link
CN (1) CN223071736U (en)

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