CN215843441U

CN215843441U - Airflow grinding device

Info

Publication number: CN215843441U
Application number: CN202121476190.6U
Authority: CN
Inventors: 杜建根
Original assignee: Haining Wanli Electronics Co ltd
Current assignee: Haining Wanli Electronics Co ltd
Priority date: 2021-06-30
Filing date: 2021-06-30
Publication date: 2022-02-18
Anticipated expiration: 2031-06-30

Abstract

The utility model relates to an airflow grinding device, which comprises a tank body, a sieve plate horizontally arranged in the tank body, an air outlet pipe arranged at the top of the tank body, an inlet pipe obliquely arranged on the outer side wall of the tank body and positioned on the lower side of the sieve plate, a plurality of jet pipes penetrating and rotatably connected to the bottom of the outer side wall of the tank body along the horizontal direction, and an adjusting assembly arranged at the bottom of the tank body and used for adjusting the inclination angles of the jet pipes, wherein the adjusting assembly comprises a box body arranged at the bottom of the tank body, a screw rod penetrating and arranged at the bottom of the box body, a sleeve pipe positioned on the lower side of the box body and screwed with the screw rod, and a connecting rod rotatably connected between the sleeve pipe and a damping sleeve, a driving assembly used for driving a rotating rod to rotate is further arranged in the box body, and the sleeve pipe is in limit connection with the outer side wall of the box body through a limiting assembly. Has the advantages that: the control of the air flow radiation direction and the radiation range of the air nozzle is convenient.

Description

Airflow grinding device

Technical Field

The utility model relates to an airflow grinding device.

Background

At present, with the wide movement of magnetic materials, the rubidium, iron and boron permanent magnetic materials have been developed to be essential in daily life, and the rubidium, iron and boron permanent magnetic materials are widely concerned by people with excellent performance as the representatives of the magnetic materials, and are also concerned by a lot as a grinding device of the materials in the meantime. In the production and processing processes of the neodymium iron boron permanent magnet material, the neodymium iron boron permanent magnet material needs to be crushed by an air mill, so that the neodymium iron boron permanent magnet material becomes more delicate magnetic powder. Airflow milling is one of the most commonly used superfine crushing equipment, airflow milling drives the material with high-speed airflow and makes high-speed motion, make the material collide the friction surface and smash, finally collect by the collector, and the crushing process is gone on in the airflow grinding jar body of rubbing crusher, therefore how the material grinds and how obtains good effect, how guarantee product quality, whether the control of direction of admitting air is just right more critical so, current air current radiation angle and radiation scope are not convenient for control, for example the material that falls in jar internal bottom just is difficult to blown, the crushing effect to the material has been reduced. Therefore, a gas flow mill is needed.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model aims to provide an airflow grinding device which comprises a tank body, a sieve plate horizontally arranged in the tank body, an air outlet pipe arranged at the top of the tank body, a feeding pipe obliquely arranged on the outer side wall of the tank body and positioned on the lower side of the sieve plate, a plurality of jet pipes which penetrate through and are rotatably connected to the bottom of the outer side wall of the tank body along the horizontal direction, and an adjusting component which is arranged at the bottom of the tank body and is used for adjusting the inclination angle of the jet pipes, wherein the adjusting component comprises a box body arranged at the bottom of the tank body, a screw rod penetrating through and arranged at the bottom of the box body, a sleeve pipe which is positioned on the lower side of the box body and is in threaded connection with the screw rod, and a connecting rod which is rotatably connected between the sleeve pipe and a damping sleeve, a driving component for driving the rotating rod to rotate is further arranged in the box body, and the sleeve pipe is in limit connection with the outer side wall of the box body through a limiting component.

Furthermore, spacing subassembly includes that bilateral symmetry sets up two spouts on the sleeve pipe lateral wall, sets up on the box lateral wall and sliding connection is in the L shape pole in the spout.

Further, the driving assembly comprises a rotating rod penetrating through the box body, a first bevel gear fixedly sleeved on the rotating rod and located in the box body, and a second bevel gear fixedly arranged on the top of the screw rod and meshed with the first bevel gear.

Further, the fixed cover in both ends of bull stick all is equipped with the fixed block, the outside of fixed block still is equipped with the movable block that the movable sleeve located on the bull stick, be equipped with the spacing spring that the cover was located on the bull stick between movable block and the fixed block, a plurality of draw-in grooves have been seted up on being close to a lateral wall of movable block on the fixed block, be equipped with the fixture block with draw-in groove looks joint on the movable block.

Further, keep away from sheathed tube one end on the connecting rod and pass through the rotation of shock attenuation buffering subassembly with the jet-propelled pipe and be connected, the shock attenuation buffering subassembly includes the shock attenuation sleeve of being connected with the connecting rod rotation, runs through the shock attenuation pole that sets up in shock attenuation sleeve top opening part and with jet-propelled pipe fixed connection, set up perpendicularly on the shock attenuation pole and be located the pin of shock attenuation sleeve, fix and set up on the shock attenuation sleeve inside wall and the movable sleeve locates the baffle on the shock attenuation pole, set up between pin and baffle and the shock attenuation spring of locating on the shock attenuation pole of cover, the baffle is located the pin downside.

Further, the longitudinal section of the gas ejector pipe is tapered, and an opening with a smaller diameter on the gas ejector pipe is positioned on the inner side of the tank body.

The utility model has simple structure and convenient use. Through adjusting part and drive assembly's cooperation, be convenient for control the air current radiation direction and the radiation scope of jet-propelled pipe, when using, drive the screw rod through drive assembly and rotate, the screw rod drives the sleeve pipe and goes up and down, and the sleeve pipe drives the connecting rod motion, and the connecting rod drives the jet-propelled pipe and carries out the angle rotation on the jar body.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings 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 only 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 schematic structural diagram of an embodiment of the present invention;

FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1;

fig. 3 is an enlarged schematic view of a portion B in fig. 1.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1

The utility model provides an air current milling equipment, refers to fig. 1-3, and it includes jar body 1, level sets up sieve 4 in jar body 1, sets up outlet duct 2 at jar body 1 top, the slope sets up on jar body 1 lateral wall and is located the inlet pipe 3 of sieve 4 downside, through setting up sieve 4, plays the effect of screening to the powder, makes tiny powder blow off through sieve 4, makes the great powder of casing continue to grind in jar body 1. Still include along the horizontal direction run through the rotation connect in a plurality of jet-propelled pipes 5 of jar body 1 lateral wall bottom, set up in jar body 1 bottom and be used for adjusting the adjusting part of jet-propelled pipe 5 inclination, make jet-propelled pipe 5 be connected to the air pump, adjusting part is including setting up in the box 6 of jar body 1 bottom, run through the screw rod 10 that sets up in the box 6 bottom, be located 6 downside of box and with the sleeve pipe 11 of screw rod 10 spiro union, rotate the connecting rod 14 of connecting between sleeve pipe 11 and shock attenuation sleeve 15, still be equipped with in the box 6 and be used for driving 7 pivoted drive assembly of bull stick, sleeve pipe 11 passes through spacing subassembly limit connection with 6 lateral walls of box.

The limiting component comprises two sliding grooves 13 which are arranged on the outer side wall of the sleeve 11 in a bilateral symmetry mode, and an L-shaped rod 12 which is arranged on the outer side wall of the box body 6 and is connected into the sliding grooves 13 in a sliding mode. Through setting up spacing subassembly, play limiting displacement to sleeve pipe 11, help making sleeve pipe 11 go up and down more steadily on screw rod 10.

The driving component comprises a rotating rod 7 penetrating through the box body 6, a first bevel gear 8 fixedly sleeved on the rotating rod 7 and positioned in the box body 6, and a second bevel gear 9 fixedly arranged on the top of the screw rod 10 and meshed with the first bevel gear 8. Through adjusting part and drive assembly's cooperation, be convenient for control the air current radiation direction and the radiation scope of jet-propelled pipe 5, when using, through rotating bull stick 7, make bull stick 7 drive first bevel gear 8 and rotate, first bevel gear 8 drives second bevel gear 9 and rotates, second bevel gear 9 drives screw rod 10 and rotates, screw rod 10 drives sleeve pipe 11 and goes up and down, sleeve pipe 11 drives connecting rod 14 motion, connecting rod 14 drives jet-propelled pipe 5 and carries out the angular rotation on jar body 1.

The fixed block 20 is fixedly sleeved at both ends of the rotating rod 7, the movable block 24 which is movably sleeved on the rotating rod 7 is further arranged outside the fixed block 20, the limiting spring 21 which is sleeved on the rotating rod 7 is arranged between the movable block 24 and the fixed block 20, a plurality of clamping grooves 22 are formed in one side wall, close to the movable block 24, of the fixed block 20, and the clamping blocks 23 which are clamped with the clamping grooves 22 are arranged on the movable block 24. When the rotating rod 7 needs to be rotated, the limiting spring 21 is compressed by pushing one of the movable blocks 24 inwards, when the movable block 24 moves to a proper position on the rotating rod 7, the clamping block 23 is clamped with the clamping groove 22, the movable block 24 is rotated at the moment, the movable block 24 drives the fixed block 20 to move, and the fixed block 20 drives the rotating rod 7 to rotate. Through the cooperation of the movable block 24, the limiting spring 21, the fixture block 23, the clamping groove 22 and the fixed block 20, when the rotating rod 7 needs to be rotated, the movable block 24 must be pushed first to realize the rotation of the rotating rod 7, so that the rotating rod 7 is prevented from rotating due to the accident of touching the rotating rod 7.

Keep away from sleeve pipe 11 on connecting rod 14 one end and jet-propelled pipe 5 and pass through the shock attenuation buffering subassembly and rotate and be connected, the shock attenuation buffering subassembly includes the shock attenuation sleeve 15 of being connected with connecting rod 14 rotation, run through set up in the shock attenuation sleeve 15 top opening part and with jet-propelled pipe 5 fixed connection's shock attenuation pole 16, set up perpendicularly on shock attenuation pole 16 and be located the pin 17 of shock attenuation sleeve 15, fixed set up on the shock attenuation sleeve 15 inside wall and the movable sleeve locates the baffle 19 on shock attenuation pole 16, set up between pin 17 and baffle 19 and the shock-absorbing spring 18 of cover on shock attenuation pole 16, make baffle 19 be located the pin 17 downside. Through setting up the shock attenuation buffering subassembly, utilize damping spring 18's elasticity, when jet pipe 5 vibrates, play the effect of shock attenuation buffering to jet pipe 5, help improving jet pipe 5's life.

The gas injection pipe 5 has a tapered longitudinal section, and an opening with a smaller diameter on the gas injection pipe 5 is positioned on the inner side of the tank body 1, so that the injection intensity of gas entering the tank body 1 is enhanced.

The working principle is as follows: through adjusting part and drive assembly's cooperation, be convenient for control the air current radiation direction and the radiation scope of jet-propelled pipe 5, when using, through rotating bull stick 7, make bull stick 7 drive first bevel gear 8 and rotate, first bevel gear 8 drives second bevel gear 9 and rotates, second bevel gear 9 drives screw rod 10 and rotates, screw rod 10 drives sleeve pipe 11 and goes up and down, sleeve pipe 11 drives connecting rod 14 motion, connecting rod 14 drives jet-propelled pipe 5 and carries out the angular rotation on jar body 1.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. The utility model provides an air current milling equipment, includes that a jar body, level set up in jar internal sieve, set up in the outlet duct of jar body top, slope set up on jar external lateral wall and be located the inlet pipe of sieve downside, its characterized in that: still include along the horizontal direction run through rotate connect in a plurality of jet-propelled pipes of jar external side wall bottom, set up in jar body bottom and be used for adjusting jet-propelled pipe inclination's adjusting part, adjusting part is including setting up in jar body bottom's box, run through set up in the screw rod of bottom half, be located the box downside and with the sleeve pipe of screw rod spiro union, rotate the connecting rod of connecting between sleeve pipe and shock attenuation sleeve, still be equipped with in the box and be used for driving bull stick pivoted drive assembly, the sleeve pipe passes through spacing subassembly limit connection with the box lateral wall.

2. A gas milling apparatus as claimed in claim 1, wherein: the limiting assembly comprises two sliding grooves which are arranged on the outer side wall of the sleeve in a bilateral symmetry mode, and an L-shaped rod which is arranged on the outer side wall of the box body and is connected in the sliding grooves in a sliding mode.

3. A gas milling apparatus as claimed in claim 1, wherein: the driving assembly comprises a rotating rod penetrating through the box body, a first bevel gear fixedly sleeved on the rotating rod and located in the box body, and a second bevel gear fixedly arranged on the top of the screw rod and meshed with the first bevel gear.

4. A gas milling apparatus as claimed in claim 3, wherein: the fixed cover in both ends of bull stick all is equipped with the fixed block, the outside of fixed block still is equipped with the movable block that the movable sleeve was located on the bull stick, be equipped with the spacing spring that the cover was located on the bull stick between movable block and the fixed block, a plurality of draw-in grooves have been seted up on being close to a lateral wall of movable block on the fixed block, be equipped with the fixture block with draw-in groove looks joint on the movable block.

5. A gas milling apparatus as claimed in claim 1, wherein: keep away from sheathed tube one end on the connecting rod and pass through the shock attenuation buffering subassembly with the jet-propelled pipe and rotate and be connected, the shock attenuation buffering subassembly includes rotates the shock attenuation sleeve of being connected with the connecting rod, runs through set up on shock attenuation sleeve top opening part and with jet-propelled pipe fixed connection's shock attenuation pole, set up perpendicularly on the shock attenuation pole and be located the pin of shock attenuation sleeve, fix set up on the shock attenuation sleeve inside wall and the movable sleeve locate the baffle on the shock attenuation pole, set up between pin and baffle and the cover locate the damping spring on the shock attenuation pole, the baffle is located the pin downside.

6. A gas milling apparatus as claimed in claim 1, wherein: the longitudinal section of the gas ejector pipe is tapered, and an opening at one end of the gas ejector pipe close to the center of the tank body is positioned on the inner side of the tank body.