CN210940065U

CN210940065U - Plastic flour mill

Info

Publication number: CN210940065U
Application number: CN201921899176.XU
Authority: CN
Inventors: 曹海; 杜兴涛; 张立国
Original assignee: Laiwu Huaya Super Polymer Material Technology Co ltd
Current assignee: Laiwu Huaya Super Polymer Material Technology Co ltd
Priority date: 2019-11-06
Filing date: 2019-11-06
Publication date: 2020-07-07
Anticipated expiration: 2029-11-06

Abstract

The utility model relates to a milling equipment field, concretely relates to plastics milling machine. Including fixing the mill powder section of thick bamboo on the support, the inside from the top down of mill powder section of thick bamboo has set gradually the head stone, well mill and lower mill, the upper and lower both ends of mill powder section of thick bamboo are provided with second motor and first motor respectively, first motor is connected with lower mill, the second motor is connected with the head stone, the circumference direction of well mill is provided with a plurality of evenly distributed's connecting rod, the both ends of connecting rod respectively with mill powder section of thick bamboo inner wall and well mill fixed connection, first annular screen cloth of outer fringe difference fixedly connected with and second annular screen cloth of first grinding groove and second grinding groove, the feed inlet has been seted up to the top of mill powder section of thick bamboo, the fan connector and the discharge gate that the symmetry set up are seted up to the bottom circumference direction of mill powder section of thick bamboo, the fan is connected with the. The grinding is carried out twice in the same process, so that the time and the labor are saved, and the production cost is reduced.

Description

Plastic flour mill

Technical Field

The utility model relates to a milling equipment field, concretely relates to plastics milling machine.

Background

The plastic pulverizer is a machine for grinding plastic materials, and is applied to the fields of chemical industry, waste recycling, plastic pipe profile manufacturing, plastic modification and the like. The flour mills are classified according to the flour milling principle, and are mainly divided into rotor (turbine type) flour mills and millstone type flour mills, and divided into normal-temperature flour mills and cryogenic flour mills according to the flour milling mode, wherein the normal-temperature flour mills are generally common and are also called mechanical grinding.

In the process of plastic foam processing, a plastic pulverizer is needed to grind the plastic master batch into powder. However, the existing plastic flour mills are all used for grinding once, the powder contains a large amount of particles, the material is required to be sieved for reducing the particles, and the sieved powder which does not reach the standard is ground for the second time. However, the sieving of the powder wastes much time and labor, which increases the production cost.

SUMMERY OF THE UTILITY MODEL

To foretell not enough, the utility model provides a plastics milling machine.

The utility model provides a technical scheme that its technical problem adopted is: a plastic pulverizer comprises a pulverizing barrel fixed on a support, wherein an upper grinding disc, a middle grinding disc and a lower grinding disc are sequentially arranged in the pulverizing barrel from top to bottom, a second motor and a first motor are respectively arranged at the upper end and the lower end of the pulverizing barrel, the first motor is connected with the lower grinding disc, the second motor is connected with the upper grinding disc, a first grinding head is arranged on the upper grinding disc, a first grinding groove and a second grinding head are respectively arranged at the upper end and the lower end of the middle grinding disc, a second grinding groove is arranged on the lower grinding disc, the first grinding head is positioned in the first grinding groove, the second grinding groove is positioned in the second grinding groove, a plurality of connecting rods which are uniformly distributed are arranged in the circumferential direction of the middle grinding disc, the two ends of the connecting rods are respectively fixedly connected with the inner wall of the pulverizing barrel and the middle grinding disc, and the outer edges of the first grinding groove and the second grinding groove are respectively fixedly connected with a first annular screen and a, the outer fringe of first ring screen cloth and the outer fringe of second ring screen cloth all with the inner wall fixed connection of milling barrel, the feed inlet has been seted up to the top of milling barrel, the fan connector and the discharge gate that the symmetry set up are seted up to the bottom circumference direction of milling barrel, the fan connector connection has the air-blower, and the air-blower adopts prior art, and its effect is in order to make the plastics powder of processing discharge gate discharge from more easily.

Preferably, gaps are arranged between the first polishing head and the first polishing groove and between the second polishing head and the second polishing groove, the gap between the first polishing head and the first polishing groove is larger than the gap between the second polishing head and the second polishing groove, and the gap between the second polishing head and the second polishing groove is narrower because the second polishing needs to be finer.

Preferably, the first endless screen has a mesh opening size larger than that of the second endless screen, and the second endless screen has a smaller mesh opening size because finer grinding is required.

As optimization, a plurality of vibration motors which are uniformly distributed are arranged at the joint of the first annular screen and the grinding cylinder and at the joint of the second annular screen and the grinding cylinder, and the vibration motors are fixedly connected to the outer wall of the grinding cylinder through a fixing frame.

The vibrating motor adopts the prior art, and vibrating motor respectively installs a set of adjustable eccentric block at rotor shaft both ends, utilizes the centrifugal force that axle and eccentric block high-speed rotation produced to obtain exciting force, uses vibrating motor one to place first ring screen and second ring screen and blocks up, and the second can make the plastic granules who is not conform to the standard vibrate to first grinding groove or second grinding inslot, grinds again to the qualification.

As optimization, the upper grinding disc is ellipsoidal and smooth in upper surface, so that raw materials can slide into the first grinding groove conveniently and are not easy to block.

Preferably, the first motor and the second motor are fixedly connected to the grinding cylinder through a fixing frame, couplings are arranged between the first motor and the lower grinding disc and between the second motor and the upper grinding disc, and the couplings play roles in buffering and absorbing vibration.

The utility model has the advantages that: the utility model provides a pair of plastics milling machine, plastics powder are through the twice grinding of first grinding head and second grinding head to through the screening of first ring screen and second ring screen, not only realized the meticulous grinding to plastics powder, same process has just realized twice grinding moreover, has practiced thrift time and manpower, has reduced manufacturing cost.

Drawings

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

FIG. 2 is a schematic view of the upper grinding disc of the present invention;

fig. 3 is a schematic view of the middle grinding disc and the lower grinding disc of the present invention.

The grinding machine comprises a grinding cylinder 1, a grinding cylinder 2, a support 3, a first motor 4, a second motor 5, an upper grinding disc 6, a middle grinding disc 7, a lower grinding disc 8, a vibration motor 9, a coupling 101, a feeding hole 102, a fan connecting port 103, a discharging hole 601, a connecting rod 602, a first grinding groove 603, a first annular screen 701, a second grinding groove 702 and a second annular screen.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

The plastic pulverizer shown in fig. 1-3 comprises a pulverizing barrel 1 fixed on a support 2, wherein an upper grinding disc 5, a middle grinding disc 6 and a lower grinding disc 7 are sequentially arranged in the pulverizing barrel 1 from top to bottom, a second motor 4 and a first motor 3 are respectively arranged at the upper end and the lower end of the pulverizing barrel 1, the first motor 3 is connected with the lower grinding disc 7, the second motor 4 is connected with the upper grinding disc 5, a first grinding head is arranged on the upper grinding disc 5, a first grinding groove 602 and a second grinding head are respectively arranged at the upper end and the lower end of the middle grinding disc 6, a second grinding groove 701 is arranged on the lower grinding disc 7, the first grinding head is positioned in the first grinding groove 602, the second grinding head is positioned in the second grinding groove 701, a plurality of uniformly distributed connecting rods 601 are arranged in the circumferential direction of the middle grinding disc 6, two ends of the connecting rods 601 are respectively fixedly connected with the inner wall of the pulverizing barrel 1 and the middle grinding disc 6, first grinding groove 602 and second grinding groove 701's outer fringe is the first ring screen 603 of fixedly connected with and second ring screen 702 respectively, the outer fringe of first ring screen 603 and the outer fringe of second ring screen 702 all with the inner wall fixed connection of milling barrel 1, feed inlet 101 has been seted up to milling barrel 1's top, the fan connector 102 and the discharge gate 103 that the symmetry set up are seted up to milling barrel 1's bottom circumferential direction, fan connector 102 is connected with the air-blower, and the air-blower adopts prior art, and its effect is in order to make the plastic powder that processes discharge gate 103 discharge more easily.

In this embodiment, gaps are provided between the first polishing head and the first polishing groove 602 and between the second polishing head and the second polishing groove 701, and the gap between the first polishing head and the second polishing groove is larger than the gap between the second polishing head and the second polishing groove 701.

In this embodiment, the first endless screen 603 has a larger mesh size than the second endless screen 702, and the second endless screen 702 has a smaller mesh size because finer grinding is required.

In this embodiment, the junction of the first annular screen 603 and the milling barrel 1 and the junction of the second annular screen 702 and the milling barrel 1 are both provided with a plurality of vibrating motors 8 which are uniformly distributed, and the vibrating motors 8 are fixedly connected to the outer wall of the milling barrel 1 through a fixing frame.

The vibrating motor 8 adopts the prior art, the vibrating motor 8 is that a set of adjustable eccentric block is respectively installed at rotor shaft both ends, utilizes the centrifugal force that axle and eccentric block high-speed rotation produced to obtain exciting force, uses vibrating motor 8 one to place first ring screen 603 and second ring screen 702 and block up, and the second can make the plastic granules that do not conform to the standard vibrate to first grinding groove 602 or second grinding groove 701 in, grinds again to the qualification.

In this embodiment, the whole upper grinding disc 5 is ellipsoidal and has a smooth upper surface, so that raw materials can slide into the first grinding groove 602 conveniently and are not easy to block.

In this embodiment, the first motor 3 and the second motor 4 are both fixedly connected to the grinding cylinder 1 through a fixing frame, the couplings 9 are respectively arranged between the first motor 3 and the lower grinding disc 7 and between the second motor 4 and the upper grinding disc 5, and the couplings 9 play roles of buffering and absorbing vibration.

The working principle is as follows: the utility model provides a pair of plastics milling machine, add the raw materials from feed inlet 101 during the use, start first motor 3 and second motor 4 simultaneously, thereby make the runner stone 5 rotate with lower mill 7, the raw materials is through the grinding back of first grinding head and first grinding groove 602, leak to between second grinding head and the second grinding groove 701 from first ring screen 603, after the grinding of second grinding head and second grinding groove 701, leak to 1 bottom of crocus section of thick bamboo, under the effect of air-blower, make the plastic powder who grinds well discharge gate 103 discharge, in-process vibrating motor 8 at the state of opening all the time of grinding.

The above embodiments are only specific cases of the present invention, and the protection scope of the present invention includes but is not limited to the forms and styles of the above embodiments, and any suitable changes or modifications made thereto by those skilled in the art according to the claims of the present invention shall fall within the protection scope of the present invention.

Claims

1. A plastics milling machine which characterized in that: the grinding device comprises a grinding cylinder fixed on a support, wherein an upper grinding disc, a middle grinding disc and a lower grinding disc are sequentially arranged in the grinding cylinder from top to bottom, a second motor and a first motor are respectively arranged at the upper end and the lower end of the grinding cylinder, the first motor is connected with the lower grinding disc, the second motor is connected with the upper grinding disc, a first grinding head is arranged on the upper grinding disc, a first grinding groove and a second grinding head are respectively arranged at the upper end and the lower end of the middle grinding disc, a second grinding groove is arranged on the lower grinding disc, the first grinding head is positioned in the first grinding groove, the second grinding head is positioned in the second grinding groove, a plurality of connecting rods which are uniformly distributed are arranged in the circumferential direction of the middle grinding disc, the two ends of the connecting rods are respectively fixedly connected with the inner wall of the grinding cylinder and the middle grinding disc, and the outer edges of the first grinding groove and the second grinding groove are respectively and fixedly connected, the outer fringe of first ring screen cloth and the outer fringe of second ring screen cloth all with the inner wall fixed connection of milling barrel, the feed inlet has been seted up to the top of milling barrel, the fan connector and the discharge gate that the symmetry set up are seted up to the bottom circumference direction of milling barrel, the fan connector connection has the air-blower.

2. A plastic mill according to claim 1, characterized in that: gaps are arranged between the first grinding head and the first grinding groove and between the second grinding head and the second grinding groove, and the gap between the first grinding head and the second grinding groove is larger than the gap between the second grinding head and the second grinding groove.

3. A plastic mill according to claim 2, characterized in that: the mesh aperture of the first annular screen is larger than that of the second annular screen.

4. A plastic mill according to claim 3, characterized in that: the connection part of the first annular screen and the grinding cylinder and the connection part of the second annular screen and the grinding cylinder are both provided with a plurality of vibrating motors which are uniformly distributed, and the vibrating motors are fixedly connected to the outer wall of the grinding cylinder through a fixing frame.

5. A plastic mill according to claim 4, characterized in that: the whole upper grinding disc is ellipsoidal and the upper surface is smooth.

6. A plastic mill according to claim 5, characterized in that: the first motor and the second motor are fixedly connected to the grinding cylinder through a fixing frame, and couplers are arranged between the first motor and the lower grinding disc and between the second motor and the upper grinding disc.