CN212596091U

CN212596091U - Nano rod pin sand mill suitable for superhard inorganic material

Info

Publication number: CN212596091U
Application number: CN202021035101.XU
Authority: CN
Inventors: 鲁欢欢
Original assignee: Dongguan Kangbo Machinery Co ltd
Current assignee: Dongguan Kangbo Machinery Co ltd
Priority date: 2020-06-08
Filing date: 2020-06-08
Publication date: 2021-02-26
Anticipated expiration: 2030-06-08

Abstract

The utility model relates to the field of sand mills, which provides a nano rod pin sand mill suitable for superhard inorganic materials, comprising a frame, a grinding barrel, a driving motor, a synchronous belt transmission module, a main shaft, a rotor, a mechanical seal assembly, a discharge turbine, a filter screen, a pressure gauge, a thermometer and a cooling device which is arranged on one side of the frame and is in signal connection with the thermometer; all be provided with a plurality of excellent round pins that are the circumference array and arrange on the outer wall of ejection of compact turbine and rotor, the inboard of grinding vessel, excellent round pin, ejection of compact turbine and rotor all are provided with the PU bale of glue layer on the surface that grinding medium/grinding material contacted, this bale of glue layer can be applicable to aluminium oxide, zirconia powder, nitride powder, the superhard inorganic material's such as silicon carbide powder grinding operation, this bale of glue layer can not pollute inorganic material yet simultaneously, guarantee the quality of ejection of compact, the design of bale of glue layer has the lower advantage of cost, satisfy the demand that the user ground the superhard material nanometer of low-cost high quality.

Description

Nano rod pin sand mill suitable for superhard inorganic material

Technical Field

The utility model relates to a sand mill field especially relates to a nanometer stick round pin sand mill suitable for superhard inorganic material.

Background

A sand mill is an ultra-fine particle disperser with horizontal wet-type continuous production, which is characterized by that the raw material is fed into a grinding drum, the grinding drum is filled with proper quantity of grinding medium, such as glass beads, etc., then a motor drives a dispersing blade (or bar pin) to rotate at high speed, so that the grinding medium can be given enough kinetic energy to impact with the dispersed material particles to produce shearing force, so that the dispersing effect can be reached, then the dispersed material and grinding medium are separated and discharged by means of screen mesh, so that the uniform and excellent material quality can be obtained, and a large quantity of continuous production can be implemented.

In the prior art, when the sand mill grinds superhard inorganic materials such as alumina, zirconia powder, nitride powder, silicon carbide powder and the like, the sand mill has the technical problems that the materials cannot be ground to the size of nano-scale particles, the materials are polluted and the cost is higher.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome the above-mentioned defect among the prior art, provide one kind can carry out nanometer grinding operation, material can not polluted, the lower nanometer stick round pin sand mill who is applicable to superhard inorganic material of cost to the material.

In order to achieve the above object, the utility model provides a nanometer stick round pin sand mill suitable for superhard inorganic material, which comprises a frame, install the grinding vessel in frame one side, install the driving motor inside the frame, install inside the frame and be connected with the driving motor transmission and be used for the synchronous belt drive module of speed reduction, the main shaft of being connected with the synchronous belt drive module transmission, install the rotor that installs in main shaft one side and with main shaft coaxial center fixed connection, the mechanical seal subassembly of cover-mounted outside the main shaft and with grinding vessel one end sealing connection, install the ejection of compact turbine that installs in rotor one side and rotor terminal surface or main shaft terminal surface coaxial center fixed connection, install the filter screen in ejection of compact turbine, install the manometer in grinding vessel one side, install the thermometer in grinding vessel opposite side, and install in frame one side and with the cooling device of thermometer signal connection; all be provided with a plurality of stick round pins that are the circumference array and arrange on the outer wall of ejection of compact turbine and rotor, all be provided with PU rubber coating layer on the inboard of grinding vessel, stick round pin, ejection of compact turbine and rotor and the surface that grinding medium/grinding material contacted.

Preferably, one side of the grinding barrel is provided with a feed inlet, the other side of the grinding barrel is provided with a discharge outlet, the feed inlet is communicated with a pressure gauge, and the discharge outlet is communicated with a thermometer.

Preferably, one side of the grinding barrel is provided with a discharge port.

Preferably, a cold water layer is arranged between the outer barrel body and the inner barrel body of the grinding barrel, a water inlet communicated with the cold water layer is formed in one side of the grinding barrel, a water outlet communicated with the cold water layer is formed in the other side of the grinding barrel, and the water inlet and the water outlet are respectively communicated with the cooling device.

Preferably, foot pads are arranged on the periphery of the lower portion of the rack.

Preferably, heat dissipation holes are formed in two sides of the rack.

Compared with the prior art, the beneficial effects of the utility model reside in that:

the utility model is provided with a frame, a grinding barrel, a driving motor, a synchronous belt transmission module, a main shaft, a rotor, a mechanical sealing component, a discharging turbine, a filter screen, a pressure gauge, a thermometer and a cooling device, wherein, a plurality of bar pins which are arranged in a circumferential array are arranged on the outer walls of the discharging turbine and the rotor; during operation, firstly, grinding materials and grinding media are infused into the grinding barrel, at the moment, a pressure gauge detects the pressure condition inside the grinding barrel in real time, then the power of a driving motor is transmitted to a main shaft after being reduced through a synchronous belt transmission module, the rotation of the main shaft drives a rotor and a discharge turbine to do rotary motion, the grinding materials and the grinding media are ground and dispersed by pins on the rotor and the discharge turbine, at the moment, a cooling device cools the grinding barrel, so that the grinding materials and the grinding media are cooled, proper grinding temperature and excellent grinding quality are ensured, finally, the grinding materials are screened and discharged from a filter screen, wherein the thermometer is used for detecting the temperature of discharged materials, when the temperature of the discharged materials is too high, the cooling device increases the cooling power, when the temperature of the discharged materials is too low, the cooling device reduces the cooling power or stops working, and because the pins are arranged on the outer walls of the discharge turbine and, adopt ejection of compact turbine and rotor integrated configuration's design, it is splendid to inorganic material's grinding dispersion effect, can grind the material particle size to nanometer level, the inboard of grinding bucket in addition, the stick round pin, ejection of compact turbine and rotor all are provided with PU rubber coating on the surface that grinding medium/grinding material contacted, this rubber coating can be applicable to the grinding operation of superhard inorganic materials such as aluminium oxide, zirconia powder, nitride powder, carborundum powder, this rubber coating can not pollute inorganic material yet simultaneously, guarantee the quality of ejection of compact, the design of rubber coating has the advantage that the cost is lower, satisfy the demand that the user ground the nanometer of superhard material of low-cost high quality.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a front view of a nano rod pin sand mill suitable for ultra-hard inorganic materials provided by the present invention;

fig. 2 is a left side view of a nano rod pin sand mill suitable for ultra-hard inorganic materials provided by the present invention;

fig. 3 is a schematic view of the internal structure of the grinding barrel provided by the present invention;

fig. 4 is a schematic structural diagram of the bar pin provided by the present invention.

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. 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.

As shown in figures 1-4, the utility model provides a nano-rod pin sand mill suitable for superhard inorganic materials, which comprises a frame 1, a grinding barrel 2 arranged at one side of the frame 1, a driving motor arranged inside the frame 1, a synchronous belt transmission module arranged inside the frame 1 and connected with the driving motor for speed reduction, a main shaft 3 in transmission connection with a synchronous belt transmission module, a rotor 4 which is arranged at one side of the main shaft 3 and is fixedly connected with the main shaft 3 coaxially, a mechanical sealing component 5 which is sleeved at the outer side of the main shaft 3 and is in sealing connection with one end of the grinding barrel 2, a discharging turbine 6 which is arranged at one side of the rotor 4 and is fixedly connected with the end face of the rotor 4 or the end face of the main shaft 3 coaxially, a filter screen 7 which is arranged inside the discharging turbine 6, a pressure gauge 8 which is arranged at one side of the grinding barrel 2, a thermometer 9 which is arranged at the other side of the grinding barrel 2, and a cooling device 10 which is arranged at; wherein, the outer walls of the discharging turbine 6 and the rotor 4 are provided with a plurality of bar pins 11 which are arranged in a circumferential array.

Specifically, one side of grinding barrel 2 is provided with feed inlet 21, the opposite side of grinding barrel 2 is provided with discharge gate 22, feed inlet 21 is linked together with manometer 8, discharge gate 22 is linked together with thermometer 9, one side of grinding barrel 2 still is provided with discharge gate 23, designs this discharge gate 23, and this sand mill can change grinding medium at any time, also plays the abluent effect of being convenient for. A cold water layer 24 is arranged between the outer barrel body and the inner barrel body of the grinding barrel 2, a water inlet 25 communicated with the cold water layer 24 is arranged on one side of the grinding barrel 2, a water outlet 26 communicated with the cold water layer 24 is arranged on the other side of the grinding barrel 2, and the water inlet 25 and the water outlet 26 are respectively communicated with the cooling device 10.

During operation, firstly, grinding materials and grinding media are poured into the feeding hole 21, at the moment, the pressure gauge 8 detects the pressure condition inside the grinding barrel 2 in real time, then the power of the driving motor is transmitted to the spindle after being reduced through the synchronous belt transmission module, the rotation of the spindle 3 drives the rotor 4 and the discharge turbine 6 to rotate, the pin 11 on the rotor 4 and the discharge turbine 6 grinds and disperses the grinding materials and the grinding media, at the moment, cooling water in the cooling device 10 is input into the cold water layer 24 from the water inlet 25, the cooling water flows back to the cooling device 10 from the water outlet 26, so that the grinding materials and the grinding media are cooled, the proper grinding temperature and the excellent grinding quality are ensured, finally, the grinding materials are screened by the filter screen 7 and discharged from the discharge hole 22, wherein the thermometer 9 is used for detecting the temperature of discharged materials, when the temperature of discharged materials is too high, the cooling device 10 increases the cooling power, when the discharging temperature is too low, the cooling device 10 reduces the cooling power or stops the machine, because the outer walls of the discharging turbine 6 and the rotor 4 are both provided with the bar pins 11, the design of the combined structure of the discharging turbine 6 and the rotor 4 is adopted, the grinding dispersion effect on inorganic materials is excellent, the material particles can be ground to the nanometer level, in addition, PU rubber coating layers 12 are arranged on the inner side of the grinding barrel 2, the surfaces of the rod pin 11, the discharge turbine 6 and the rotor 4 which are contacted with the grinding medium/grinding material, the encapsulating layer 12 can be applied to the grinding operation of ultra-hard inorganic materials such as alumina, zirconia powder, nitride powder, silicon carbide powder and the like, meanwhile, the encapsulating layer 12 cannot pollute inorganic materials, the quality of discharged materials is guaranteed, the encapsulating layer 12 has the advantage of low cost, and the requirement of users on the nano-grade grinding of low-cost high-quality superhard materials is met.

In addition, foot pads 13 are arranged on the periphery of the lower portion of the frame 1, so that the sand mill can be conveniently carried and moved by a forklift. The two sides of the rack 1 are also provided with heat dissipation holes 14 which dissipate heat of the internal electronic control module, so that the internal devices are prevented from being damaged due to overhigh temperature.

The above embodiments are preferred embodiments of the present invention, but the embodiments of the present invention are not limited to the above embodiments, and any other changes, modifications, substitutions, combinations, and simplifications which do not depart from the spirit and principle of the present invention should be equivalent replacement modes, and all are included in the scope of the present invention.

Claims

1. A nano rod pin sand mill suitable for superhard inorganic materials comprises a frame (1) and is characterized by further comprising a grinding barrel (2) arranged on one side of the frame (1), a driving motor arranged in the frame (1), a synchronous belt transmission module which is arranged in the frame (1) and is in transmission connection with the driving motor and used for reducing speed, a main shaft (3) in transmission connection with the synchronous belt transmission module, a rotor (4) which is arranged on one side of the main shaft (3) and is fixedly connected with the main shaft (3) in the same axial direction, a mechanical sealing assembly (5) which is sleeved on the outer side of the main shaft (3) and is in sealing connection with one end of the grinding barrel (2), a discharge turbine (6) which is arranged on one side of the rotor (4) and is fixedly connected with the end face of the rotor (4) or the end face of the main shaft (3) in the same axial direction, a filter screen (7) arranged in the, a thermometer (9) arranged at the other side of the grinding barrel (2), and a cooling device (10) arranged at one side of the frame (1) and connected with the thermometer (9) by signals;

all be provided with a plurality of stick round pins (11) that are the circumference array and arrange on the outer wall of ejection of compact turbine (6) and rotor (4), all be provided with PU rubber coating layer (12) on the inboard of grinding barrel (2), stick round pin (11), ejection of compact turbine (6) and rotor (4) and the surface that grinding medium/grinding material contacted.

2. The nano rod pin sand mill suitable for the super hard inorganic material is characterized in that a feeding hole (21) is formed in one side of the grinding barrel (2), a discharging hole (22) is formed in the other side of the grinding barrel (2), the feeding hole (21) is communicated with a pressure gauge (8), and the discharging hole (22) is communicated with a thermometer (9).

3. A nano-rod pin sander as set forth in claim 1, wherein said grinding bowl (2) is provided with a discharge opening (23) at one side.

4. The nano rod pin sand mill suitable for superhard inorganic materials of claim 1, wherein a cold water layer (24) is arranged between the outer barrel body and the inner barrel body of the grinding barrel (2), one side of the grinding barrel (2) is provided with a water inlet (25) communicated with the cold water layer (24), the other side of the grinding barrel (2) is provided with a water outlet (26) communicated with the cold water layer (24), and the water inlet (25) and the water outlet (26) are respectively communicated with the cooling device (10).

5. A nano-rod pin sander suitable for ultra-hard inorganic materials as claimed in claim 1, wherein foot pads (13) are provided around the underside of the machine frame (1).

6. A nano-rod pin sander as set forth in claim 1, wherein said machine frame (1) is provided with heat dissipation holes (14) on both sides.