CN211538139U

CN211538139U - No iron powder zirconia feed back reducing mechanism

Info

Publication number: CN211538139U
Application number: CN201922218934.3U
Authority: CN
Inventors: 张永和; 宋希文; 包金小; 郭文荣; 王思凯
Original assignee: Inner Mongolia Jingtao Zirconium Co ltd; Shanghai Jiaotong University Baotou Materials Research Institute
Current assignee: Inner Mongolia Jingtao Zirconium Co ltd; Shanghai Jiaotong University Baotou Materials Research Institute
Priority date: 2019-12-12
Filing date: 2019-12-12
Publication date: 2020-09-22
Anticipated expiration: 2029-12-12

Abstract

The utility model relates to a non-iron powder zirconia feed back crushing device; comprises a crushing cavity, a collecting cavity, a spiral lifting mechanism and the like; a crankshaft is arranged in the crushing cavity, and a hammer head is hinged to the crankshaft; a crushing plate is arranged in the crushing cavity, the crushing plate is matched with the hammer head, and a plurality of through holes are formed in the bottom surface of the crushing plate; a feed inlet is formed in the front of the crushing cavity; a collecting cavity is arranged on the bottom surface of the crushing cavity, an inclined sieve plate is arranged in the collecting cavity, a discharge hole is formed in the front of the collecting cavity, a spiral lifting mechanism is installed in the discharge hole, and the outlet end of the spiral lifting mechanism is connected with a feed inlet; a drawer is arranged below the sieve plate; the hammer head, the crushing plate, the feed hopper, the sieve plate, the spiral lifting mechanism and the drawer are made of tungsten carbide, chromium steel and the like; this application can smash the zirconia feed back totally through smashing many times, adopts the part of special material to avoid the incorporation of the in-process iron powder at broken zirconia feed back, has improved kibbling quality.

Description

No iron powder zirconia feed back reducing mechanism

Technical Field

The utility model relates to a broken technical field of zirconia, in particular to no iron powder zirconia feed back reducing mechanism.

Background

Zirconia mineral raw materials of zirconia natural world mainly comprise baddeleyite and zirconite; the deep mineral of igneous rock of zircon series has light yellow, brown yellow, yellow green, etc., specific gravity of 4.6-4.7, hardness of 7.5, and strong metallic luster, and can be used as raw material for ceramic glaze.

Zirconia return material, namely zirconia powder or blocky zirconia blank generated in the processing process of the zirconia ceramic green blank; the zirconia material commonly used in the industry at present is yttria-stabilized zirconia which has excellent mechanical properties such as high strength, high fracture toughness, high wear resistance and the like, so that the zirconia material is widely applied to the mechanical manufacturing industry, for example, the zirconia material is commonly used for manufacturing wear-resistant parts such as flywheels, rotors, end covers, grinding barrels and the like in the industry; in the process of processing the green bodies of the parts into the green bodies of the parts, the produced return materials account for 10-40% of the total mass of the powder, the powder cost accounts for 30% of the production cost, and the recycling of the return materials greatly reduces the production cost.

The recovery process needs to be carried out firstly, and the existing cutting and grinding process by using a metal cutter is adopted; however, in the processing process, more metal impurities, particularly iron element related impurities are introduced into the returned material, and the iron impurity content in the final sintered product is too high without treatment, so that the performances of the product in all aspects are reduced, and meanwhile, brown spots are easy to appear on the surface of the ceramic piece; crushing the block materials by an ultrasonic crusher; however, the ultrasonic pulverizer cannot guarantee that all materials are sufficiently pulverized in the primary powder pulverizing process, and often can only recycle or pulverize the remaining materials which are not pulverized through the filter screen, so that the mode has low working efficiency, complex working process and high labor cost.

Disclosure of Invention

An object of the utility model is to provide a no iron powder zirconia feed back reducing mechanism, the device utilize the bent axle to drive the tup and carry out the breakage, carry out crushing treatment once more through the auger to the feed back of not complete breakage, until zirconia accords with operation requirement, the problem of proposing among the above-mentioned background of effectual solution.

The utility model adopts the technical scheme as follows: a non-iron powder zirconia feed back crushing device comprises a crushing cavity, a collecting cavity, a spiral lifting mechanism and a motor; the crusher is characterized in that a protective cover is arranged on the top surface of the crushing cavity; a crankshaft is arranged in the crushing cavity, a hammer head is hinged to the crankshaft, and the hammer head is in a boss shape; a crushing plate is arranged in the crushing cavity, the crushing plate is matched with the hammer head, and a plurality of through holes are formed in the bottom surface of the crushing plate; a feed inlet is formed in the front of the crushing cavity, and a feed hopper is arranged in the feed inlet; a collecting cavity is arranged on the bottom surface of the crushing cavity, an inclined sieve plate is arranged in the collecting cavity, the sieve plate is connected with a vibration motor, a discharge hole is formed in the front of the collecting cavity, a spiral lifting mechanism is installed in the discharge hole, a motor is arranged at the shaft end of the spiral lifting mechanism, and the outlet end of the spiral lifting mechanism is connected with a feed hole; a drawer is arranged below the sieve plate and is arranged in an upper-lower double-layer manner; a belt wheel is arranged at the shaft end of the crankshaft and is connected with a motor through a belt; the hammer head, the crushing plate, the feed hopper, the sieve plate, the spiral lifting mechanism and the drawer are made of tungsten carbide, chrome steel, high manganese steel and microcrystalline corundum.

Furthermore, a plurality of air outlets are formed in the back of the crushing cavity, and an exhaust fan is arranged on each air outlet.

Further, the bottom surface of the collection cavity is provided with a damping moving platform.

Further, the crushing cavity, the protective cover and the collecting cavity are all connected through bolts.

Further, the outlet end of the sieve plate is positioned above the inlet end of the spiral lifting mechanism.

Further, the spiral lifting mechanism is connected with the collecting cavity and the crushing cavity through clamping hoops.

The beneficial effects of the utility model reside in that:

1. this application utilizes the bent axle to drive the tup and carries out the breakage, and this kind of neotype broken mode can effectually carry out the breakage to the zirconia feed back, can avoid the card machine phenomenon simultaneously.

2. This application utilizes spiral hoisting device to carry out the regrinding for complete broken zirconia feed back, has reduced staff's intensity of labour, has improved work efficiency.

3. This application tup, crushing shell, feeder hopper, sieve, spiral hoist mechanism, drawer are tungsten carbide, chromium steel, high manganese steel, micrite corundum material, have avoided the doping of the in-process iron powder at broken zirconia feed back, and then improve the quality of zirconia feed back.

4. This application adopts double-deck drawer, has avoided the drawer to fill the back shut down with trading the drawer, and then has improved work efficiency.

5. This application has set up the air exhauster at the back in broken chamber, can the broken dust that produces of effectual processing zirconia feed back, and then has protected staff's safety.

Drawings

Fig. 1 is a schematic view of the structure of the present invention.

Fig. 2 is a schematic sectional view of the present invention.

Fig. 3 is a schematic sectional view of the present invention.

Fig. 4 is a schematic perspective view of the present invention.

In the figure: the device comprises a crushing cavity 1, a feeding hole 1-1, an air outlet hole 1-2, a collecting cavity 2, a discharging hole 2-1, a spiral lifting mechanism 3, a motor 4, a protective cover 5, a crankshaft 6, a hammer 7, a crushing plate 8, a through hole 8-1, a feeding hopper 9, a sieve plate 10, a vibrating motor 11, a drawer 12, a belt wheel 13, a belt 14, an exhaust fan 15, a damping moving platform 16, a bolt 17 and a hoop 18.

Detailed Description

In order to make the technical solutions of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying drawings, which are only used for illustrating the technical solutions of the present invention and are not limited.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: an iron powder-free zirconium oxide feed back crushing device comprises a crushing cavity 1, a collecting cavity 2, a spiral lifting mechanism 3 and a motor 4; the crushing device is characterized in that the top surface of the crushing cavity 1 is provided with a protective cover 5 which is connected through a bolt 17, so that later maintenance is facilitated; a crankshaft 6 is installed in the crushing cavity 1, a hammer 7 is hinged to the crankshaft 6, the hammer 7 is in a boss shape, and the crankshaft 6 is used for driving the hammer 7 to move up and down to crush the zirconia return material; a crushing plate 8 is arranged in the crushing cavity 1, the crushing plate 8 is matched with the hammer head 7, the slope-shaped crushing plate 8 avoids blockage caused by accumulation of zirconia returns, and a plurality of through holes 8-1 are formed in the bottom surface of the crushing plate 8, so that the crushed zirconia returns can fall into the collecting cavity 2 conveniently; a feed inlet 1-1 is formed in the front of the crushing cavity 1, a feed hopper 9 is arranged in the feed inlet 1-1, the area of the feed inlet 1-1 is increased, and the zirconia feed back can conveniently enter the crushing cavity 1; a plurality of air outlet holes 1-2 are processed at the back of the crushing cavity 1, and an exhaust fan 15 is arranged on the air outlet holes 1-2, so that dust generated by crushing zirconia feed back is effectively treated, and the safety of workers is protected; the bottom surface of the crushing cavity 1 is provided with a collecting cavity 2 which is connected through a bolt 17, so that later maintenance is facilitated; an inclined sieve plate 10 is arranged in the collection cavity 2 and fixed through an auxiliary frame, the sieve plate 10 is connected with a vibration motor 11, the vibration motor 11 generates sine waves to act on the sieve plate 10, and the sieve plate 10 generates reciprocating motion; a discharge port 2-1 is processed in front of the collection cavity 2, a spiral lifting mechanism 3 is installed in the discharge port 2-1, and the zirconium oxide feed back which is not completely crushed is screened out and sent into the crushing cavity 1 through the spiral lifting mechanism 3; the spiral lifting mechanism 3 is connected with the collecting cavity 2 and the crushing cavity 1 through a hoop 18, so that later-period installation and maintenance are facilitated; a motor 4 is arranged at the shaft end of the spiral lifting mechanism 3 to provide power for the spiral lifting mechanism 3; the inlet end of the spiral lifting mechanism 3 is positioned below the outlet end of the sieve plate 10, so that the returned zirconia material subjected to vibration is prevented from falling; the outlet end of the spiral lifting mechanism 3 is connected with the feed inlet 1-1, so that the zirconia return material which is not completely crushed is ensured to be crushed again, and the labor intensity of workers is further reduced; the drawer 12 is arranged below the sieve plate 10, the drawer 12 is arranged in an upper-lower double-layer mode, the situation that the drawer 12 is stopped and replaced after being filled is avoided, and therefore working efficiency is improved; the bottom surface of the collecting cavity 2 is provided with a damping moving platform 16, so that the vibration of the device can be reduced, and the device is convenient to carry and move; a belt wheel 13 is arranged at the shaft end of the crankshaft 6, the belt wheel 13 is connected with a motor 4 through a belt 14 to provide power for the device, the belt transmission cost is low, and the motor can be protected by slipping during overload; the hammer 7, the crushing plate 8, the feed hopper 9, the sieve plate 10, the spiral lifting mechanism 3 and the drawer 12 are made of tungsten carbide, chrome steel, high manganese steel and microcrystalline corundum, so that iron powder is prevented from being doped in the process of crushing zirconia feed back, and the quality of the zirconia feed back is improved.

The working process of the device is as follows: firstly, starting the device to run in a test mode, driving a belt wheel 13 to rotate by a motor 4, driving a crankshaft 6 to rotate by the belt wheel 13, starting a hammer head 7 to move up and down, then slowly feeding massive zirconia return materials into a crushing cavity 1 from a feed hopper 9, starting crushing, dropping the crushed zirconia return materials downwards onto a vibrating sieve plate 10 through a through hole 8-1 of a crushing plate 8, dropping the zirconia return materials with the size meeting the requirement into a drawer 12, sliding the incompletely crushed zirconia return materials into a rotary lifting mechanism, feeding the zirconia return materials into a feed inlet 1-1 upwards through the rotary lifting mechanism, and crushing for the second time until the zirconia return materials meeting the requirement are crushed; this application can be through a lot of crushing smash the zirconia feed back totally, and the part that adopts special material has avoided the in-process iron powder's of broken zirconia feed back doping, has improved kibbling quality.

Although the present invention has been described in detail with reference to the foregoing examples, it will be apparent to those skilled in the art that various changes and modifications can be made in the embodiments described above, or equivalent changes and modifications can be made to some of the technical features of the embodiments described above, and any changes, equivalents, and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. A non-iron powder zirconia feed back crushing device comprises a crushing cavity, a collecting cavity, a spiral lifting mechanism and a motor; the crusher is characterized in that a protective cover is arranged on the top surface of the crushing cavity; a crankshaft is arranged in the crushing cavity, a hammer head is hinged to the crankshaft, and the hammer head is in a boss shape; a crushing plate is arranged in the crushing cavity, the crushing plate is matched with the hammer head, and a plurality of through holes are formed in the bottom surface of the crushing plate; a feed inlet is formed in the front of the crushing cavity, and a feed hopper is arranged in the feed inlet; a collecting cavity is arranged on the bottom surface of the crushing cavity, an inclined sieve plate is arranged in the collecting cavity, the sieve plate is connected with a vibration motor, a discharge hole is formed in the front of the collecting cavity, a spiral lifting mechanism is installed in the discharge hole, a motor is arranged at the shaft end of the spiral lifting mechanism, and the outlet end of the spiral lifting mechanism is connected with a feed hole; a drawer is arranged below the sieve plate and is arranged in an upper-lower double-layer manner; a belt wheel is arranged at the shaft end of the crankshaft and is connected with a motor through a belt; the hammer head, the crushing plate, the feed hopper, the sieve plate, the spiral lifting mechanism and the drawer are made of tungsten carbide, chrome steel, high manganese steel and microcrystalline corundum.

2. The iron-powder-free zirconia feed back crushing device as claimed in claim 1, wherein a plurality of air outlets are arranged behind the crushing chamber, and an exhaust fan is arranged on each air outlet.

3. The iron powder-free zirconia feed back crushing device as claimed in claim 1, wherein the bottom of the collecting chamber is provided with a shock absorbing moving table.

4. The iron powder-free zirconia feed back crushing device as claimed in claim 1, wherein the crushing chamber, the protective cover and the collecting chamber are all connected by bolts.

5. The iron powder-free zirconia feed back reducing mechanism of claim 1, wherein the outlet end of the screen plate is located above the inlet end of the spiral elevating mechanism.

6. The iron powder-free zirconia feed back crushing device as claimed in claim 1, wherein the spiral lifting mechanism is connected with the collection chamber and the crushing chamber through a clamping band.