CN212826298U

CN212826298U - Plastic grinding machine

Info

Publication number: CN212826298U
Application number: CN202021572174.2U
Authority: CN
Inventors: 冯晓娟
Original assignee: Suzhou Weitongcheng Electronic Technology Co Ltd
Current assignee: Suzhou Weitongcheng Electronic Technology Co Ltd
Priority date: 2020-07-31
Filing date: 2020-07-31
Publication date: 2021-03-30
Anticipated expiration: 2030-07-31

Abstract

The utility model relates to the technical field of plastic processing equipment, and discloses a plastic grinding machine, which comprises a shell with a discharge port; the shell is vertically arranged, and a grinding seat is fixed in the shell; the upper surface of the grinding seat is formed into a first grinding surface, and a grinding head is rotatably arranged above the grinding seat; the lower end of the grinding head is formed into a second grinding surface, and the upper end of the grinding head extends out of the shell and is connected with a driving mechanism for driving the grinding head to rotate; and the grinding head is provided with a feeding channel, the lower end of the feeding channel penetrates through the second grinding surface, and the upper end of the feeding channel penetrates through the upper end face of the grinding head and is connected with the feed hopper. Use the technical scheme of the utility model, the shredded plastic can be stored in the feeder hopper, perhaps leaves the pay-off passageway temporarily in, can continuously supply with the pay-off along with the consumption of shredded plastic in grinding. The plastic grinding machine is simple in structure, continuous and stable in feeding, free from grinding idling due to feeding interruption, and even in ground plastic particles.

Description

Plastic grinding machine

Technical Field

The utility model relates to a plastic processing equipment technical field especially relates to a plastics grinds machine.

Background

Plastics are high molecular compounds obtained by polymerization of monomers by addition polymerization or polycondensation, and the deformation resistance of the high molecular compounds is moderate and is between that of fibers and rubber. The plastic has large usage amount and is applied to various industries. Disposal of waste plastics is difficult, although for reasons of resource savings, plastics are also typically recycled and reused. In the plastic recovery, crushing treatment is needed firstly, and then the crushed plastic is ground into particles. However, in the prior art, the plastic grinding machine has the problem of low grinding efficiency due to discontinuous and stable feeding. In addition, due to uneven feeding and intermittent feeding, the grinding is not consistent, and the difference in particle size between a batch of newly ground plastic particles after idling and the plastic particles normally ground is large, so that the grinding quality is affected.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a plastics grinds machine to solve among the prior art plastics and grind the not good above-mentioned technical problem of plastic granules quality that the machine grinding work discontinuity leads to grinding out.

In order to realize the purpose, the utility model discloses a technical scheme be:

a plastic grinder includes a housing having a discharge opening; the shell is vertically arranged, and a grinding seat is fixed in the shell; the upper surface of the grinding seat is formed into a first grinding surface, and a grinding head is rotatably arranged above the grinding seat; the lower end of the grinding head is formed into a second grinding surface, and the upper end of the grinding head extends out of the shell and is connected with a driving mechanism for driving the grinding head to rotate; and the grinding head is provided with a feeding channel, the lower end of the feeding channel penetrates through the second grinding surface, and the upper end of the feeding channel penetrates through the upper end face of the grinding head and is connected with the feed hopper.

According to the utility model discloses a plastic grinding machine, the upper end at the grinding head is fixed to the feeder hopper.

According to the utility model discloses a plastic grinding machine, establish to the tip in the upper end of grinding head, establish to the main aspects the lower extreme of grinding head.

According to the utility model discloses a plastic grinding machine, be equipped with in the main aspects of grinding head and hold between the material, hold and communicate with each other with the pay-off passageway between the material.

According to the utility model discloses a plastic grinding machine, be equipped with the feeding redistributor in the pay-off passageway.

According to the plastic grinding machine of the utility model, the feeding redistributor comprises a plurality of layers of baffle components, the baffle components are arranged obliquely downwards, and the center of the baffle components is provided with a channel for materials to pass through; each layer of baffle plate assembly comprises a plurality of baffle plates which are uniformly arranged at intervals.

According to the utility model discloses a plastics grind machine, it is adjacent two-layer baffle assembly's separation blade setting that staggers.

According to the plastic grinder of the utility model, the shell is divided into a straight cylinder section and a conical cylinder section; the grinding seat is fixedly supported on the conical cylinder section, and the lower end of the grinding head is positioned in the straight cylinder section.

According to the plastic grinding machine of the utility model, the upper end of the straight cylinder section is provided with an opening and is connected with a sealing cover, and the sealing cover is used for limiting the ascending of the grinding head; the discharge hole is arranged at the small end of the conical cylinder section.

The utility model has the advantages that:

use the technical scheme of the utility model, garrulous plastics are loaded in the feeder hopper, continue to the grinding head, grind the seat pay-off through the pay-off passageway. During rotation of the grinding head, the crushed plastic is ground into plastic particles between the first grinding surface and the second grinding surface. The ground plastic particles are discharged from the periphery of the grinding seat and fall into the shell, and are output outwards from the discharge hole. The broken plastic can be stored in the feed hopper or temporarily stored in the feeding channel, and can be continuously fed along with the consumption of the broken plastic in grinding, and other continuous feeding devices and electric control devices do not need to be separately arranged. The plastic grinding machine is simple in structure, continuous and stable in feeding, the grinding idling can not occur due to the interruption of feeding, the ground plastic particles are uniform in texture, and the quality is better.

Drawings

Fig. 1 is a schematic structural diagram of a preferred embodiment of the present invention;

FIG. 2 is a schematic structural view (chain transmission) of another preferred embodiment of the present invention;

fig. 3 is a schematic structural view (gear transmission) of still another preferred embodiment of the present invention;

FIG. 4 is an enlarged schematic view of part A of FIG. 1;

FIG. 5 is a schematic view (top view) of a layer of baffle plate assemblies;

FIG. 6 is a schematic illustration (top view) of the misaligned engagement of adjacent layers of baffle assemblies;

FIG. 7 is a schematic view (from above) of a multi-piece holder arrangement on a housing;

FIG. 8 is a schematic view (top view) of the support member and polishing pad of FIG. 7;

FIG. 9 is a schematic view of another form of abrading head in cooperation with a support;

reference numerals:

the grinding device comprises a discharge port 1, a conical cylinder section 2, a grinding seat 3, a supporting piece 4, a bolt 5, a grinding head 6, a material accommodating chamber 7, a feeding channel 8, a straight cylinder section 9, a feeding redistributor 10, a sealing cover 11, a driving mechanism 12, a feed hopper 13, a driven gear 14, a driving gear 15, a motor 16, a shell 17, a baffle 18, a first grinding surface 19 and a rectangular area 20.

Detailed Description

The following description is provided for illustrative purposes, and other advantages and features of the present invention will become apparent to those skilled in the art from the following detailed description.

Please refer to the attached drawings. It should be understood that the structure, ratio, size and the like shown in the drawings attached to the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limit conditions that the present invention can be implemented, so that the present invention has no technical essential meaning, and any structure modification, ratio relationship change or size adjustment should still fall within the scope that the technical content disclosed in the present invention can cover without affecting the function that the present invention can produce and the purpose that the present invention can achieve. Meanwhile, the terms such as "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for convenience of description, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof may be made without substantial technical changes, and the present invention is also regarded as the scope of the present invention.

Examples

Referring to fig. 1 to 9, the present invention provides a plastic grinder, which includes a housing 17 having a discharge port 1; the shell 17 is vertically arranged, and the grinding seat 3 is fixed in the shell 17; the upper surface of the grinding seat 3 is formed into a first grinding surface 19, and a grinding head 6 is rotatably arranged above the grinding seat 3; the lower end of the grinding head 6 is formed into a second grinding surface, and the upper end of the grinding head 6 extends out of the shell 17 and is connected with a driving mechanism 12 for driving the grinding head to rotate; the grinding head 6 is provided with a feeding channel 8, the lower end of the feeding channel 8 penetrates through the second grinding surface, and the upper end of the feeding channel 8 penetrates through the upper end face of the grinding head 6 and is connected with a feed hopper 13.

The feed hopper 13 is fixed to the upper end of the grinding head 6. Which can rotate with the rotation of the grinding bit 6.

The upper end of the polishing head 6 is set as a small end, and the lower end of the polishing head 6 is set as a large end.

The big end of the grinding head 6 is internally provided with a material containing room 7, and the material containing room 7 is communicated with the feeding channel 8.

The feed channel 8 opens out on the central axis of the grinding head 6. The big end and the small end of the grinding head 6 are arranged to reduce the self weight of the grinding head 6. In addition, the large end is also beneficial to forming a larger material containing room 7, so that more broken plastics can be temporarily cached in the material containing room 7, and the continuous feeding is convenient.

The driving mechanism 12 for driving the grinding head 6 to rotate belongs to the prior art. The driving mechanism 12 includes a motor 16 fixed on the cover 11 (described below), and the motor 16 drives the grinding head 6 to rotate through a chain transmission (as shown in fig. 2) or a gear transmission (as shown in fig. 3).

A feed redistributor 10 is arranged in the feed channel 8. The feed redistributor 10 is used to redistribute the crushed plastic to prevent the crushed plastic from accumulating locally and causing uneven feeding.

The feeding redistributor 10 comprises a plurality of layers of baffle components, the baffle components are arranged obliquely downwards, and a channel for materials to pass through is arranged in the center of each baffle component; each layer of the baffle plate assembly comprises a plurality of baffle plates 18 which are uniformly spaced, as shown in fig. 5.

The baffle plates 18 of the baffle plate assemblies of two adjacent layers are arranged in a staggered mode, as shown in figure 6.

In addition, the feed redistributor 10 may be provided as a screen that is adapted to the size of the crushed plastic. The shredded plastic may be redistributed evenly across the screen.

The housing 17 for carrying is described. The shell 17 is divided into a straight cylinder section 9 and a conical cylinder section 2; the grinding seat 3 is fixedly carried on the conical cylinder section 2, and the lower end of the grinding head 6 is positioned in the straight cylinder section 9. The connecting part of the straight cylinder section 9 and the conical cylinder section 2 is provided with a plurality of supporting pieces 4, and the supporting pieces 4 are used for supporting the grinding seat 3, as shown in fig. 9. The support pieces 4 are uniformly arranged at intervals in a circle, and ground plastic particles pass through gaps among the support pieces 4 after rolling off the grinding seat 3 and are discharged from the discharge port 1. Screw holes are formed in the circumference of the grinding seat 3, unthreaded holes are formed in the straight cylinder section 9 corresponding to the screw holes, and the bolt 5 penetrates through the unthreaded holes to be in threaded connection with the grinding seat 3 to play a fixing role, so that the grinding seat 3 is prevented from being driven, as shown in fig. 4. In addition, the loop of support member 4 may be formed with a downwardly concave rectangular region 20, as shown in fig. 7. The bottom of the grinding seat 3 is designed to be a square structure, and the bottom of the grinding seat 3 is embedded into the rectangular area 20 to limit the grinding seat 3 and prevent the grinding seat from being driven in grinding; at this time, the first polishing surface 19 of the polishing seat 3 is still set to be circular, as shown in fig. 8.

The upper end of the straight cylinder section 9 is provided with an opening and is connected with a sealing cover 11, and the sealing cover 11 is used for limiting the ascending of the grinding head 6; the discharge port 1 is arranged at the small end of the conical cylinder section 2. A step is formed on the large end of the grinding head 6, a spring is sleeved outside the grinding head 6, two ends of the spring respectively abut against the step and the lower surface of the sealing cover 11, and the spring can play a certain buffering role, as shown in fig. 3. The center of the sealing cover 11 is provided with an avoidance hole corresponding to the grinding head 6. When a spring is provided, the drive mechanism 12 is preferably geared. The grinding head 6 is externally sleeved with a driven gear 14, the driven gear 14 is fixedly arranged, the thickness (or height) of the grinding head is larger, and a driving gear 15 connected with an output end of a motor 16 is meshed with the driven gear 14 to drive the driven gear 14 to rotate and can move to a certain extent in the thickness direction of the driven gear 14 so as to counteract vertical position change between the driven gear 14 and the driving gear 15 caused by up-and-down buffering of a spring, as shown in fig. 3.

The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.

Claims

1. A plastics grinding mill comprising a housing having a discharge outlet; the shell is vertically arranged, and a grinding seat is fixed in the shell; the upper surface of the grinding seat is formed into a first grinding surface, and a grinding head is rotatably arranged above the grinding seat; the lower end of the grinding head is formed into a second grinding surface, and the upper end of the grinding head extends out of the shell and is connected with a driving mechanism for driving the grinding head to rotate; and the grinding head is provided with a feeding channel, the lower end of the feeding channel penetrates through the second grinding surface, and the upper end of the feeding channel penetrates through the upper end face of the grinding head and is connected with the feed hopper.

2. The plastic grinding mill of claim 1 wherein the feed hopper is secured to an upper end of the grinding bit.

3. The plastic grinding machine of claim 1, wherein the upper end of the grinding bit is set to a small end and the lower end of the grinding bit is set to a large end.

4. The plastic grinding machine of claim 3, wherein the grinding head has a receiving space in the large end thereof, the receiving space being in communication with the feed channel.

5. The plastic grinding mill of claim 1, wherein a feed redistributor is provided in the feed channel.

6. The plastic grinding mill of claim 5, wherein the feed redistributor includes a plurality of baffle assemblies, the baffle assemblies being disposed diagonally downward and having a passageway at the center of the baffle assemblies for the material to pass through; each layer of baffle plate assembly comprises a plurality of baffle plates which are uniformly arranged at intervals.

7. The plastic grinding mill of claim 6, wherein the baffle plates of adjacent two layers of the baffle plate assembly are staggered.

8. The plastic grinding mill of claim 1, wherein the housing is divided into a straight barrel section and a conical barrel section; the grinding seat is fixedly supported on the conical cylinder section, and the lower end of the grinding head is positioned in the straight cylinder section.

9. The plastic grinding machine of claim 8, wherein the upper end of the straight cylinder section has an opening and a cover is attached to limit the ascent of the grinding head; the discharge hole is arranged at the small end of the conical cylinder section.