阅读说明：本技术 一种小型磁性粉料三维混合机 (Small-size magnetism powder three-dimensional mixer ) 是由 谢觉 利天军 文隆 莫志林 陈虞鑫 虞萍 于 2019-09-24 设计创作，主要内容包括：本发明公开了一种小型磁性粉料三维混合机,包括底座、滚筒、料筒,所述底座两侧设有支架,支架上部设有弧形内凹,且弧形内凹内侧设有卡槽,所述滚筒两端通过轴承安装在支架上,且轴承与卡槽连接,所述料筒通过定位垫A、定位垫B、定位垫C、定位垫D安装在滚筒内,所述料筒的重心位于滚筒的中轴线上,且料筒的中轴线与滚筒的中轴线之间有20°至30°的夹角。本发明通过在滚筒中倾斜安装一个料筒,并通过定位垫进行固定,在滚筒旋转时料筒内的物料既有向前滚动混合,又有两边倾斜混合及多方位多角度的混合,使物料在混合时不产生聚料现角,对均匀度要求高,密度差距大的物料混合,具有理想的效果。(The invention discloses a small-sized magnetic powder three-dimensional mixer which comprises a base, a roller and a material cylinder, wherein supports are arranged on two sides of the base, an arc-shaped concave is arranged on the upper part of each support, a clamping groove is formed in the inner side of each arc-shaped concave, two ends of the roller are installed on the supports through bearings, the bearings are connected with the clamping grooves, the material cylinder is installed in the roller through a positioning pad A, a positioning pad B, a positioning pad C and a positioning pad D, the center of gravity of the material cylinder is located on a central axis of the roller, and an included angle of 20-30 degrees is formed between the central axis of the material. The cylinder is provided with the material cylinder in an inclined mode, the material cylinder is fixed through the positioning pad, materials in the material cylinder are mixed in a forward rolling mode when the cylinder rotates, the two sides of the material cylinder are mixed in an inclined mode, and the materials are mixed in a multi-direction and multi-angle mode, so that the materials are not gathered at an angle when being mixed, the requirements on uniformity are high, the density difference is large, and the cylinder has an ideal effect.)

1. The utility model provides a small-size magnetism powder three-dimensional mixer which characterized in that: the device comprises a base (1), a roller (2) and a charging barrel (3), wherein supports (4) are arranged on two sides of the base (1), an arc-shaped indent (16) is arranged on the upper portion of each support (4), and a clamping groove (5) is arranged on the inner side of each arc-shaped indent (16); two ends of the roller (2) are arranged on the bracket (4) through bearings (6), and the bearings (6) are connected with the clamping grooves (5); the feed cylinder (3) is installed in the roller (2) through a positioning pad A (7), a positioning pad B (8), a positioning pad C (9) and a positioning pad D (10), the center of gravity of the feed cylinder (3) is located on the central axis of the roller (2), and an included angle of 20-30 degrees is formed between the central axis of the feed cylinder (3) and the central axis of the roller (2).

2. The small-sized three-dimensional magnetic powder mixer according to claim 1, wherein: roller (2) one side is equipped with driving plate (11), driving plate (11) and roller (2) coaxial coupling, and driving plate (11) below is equipped with motor (12), and motor (12) are installed in base (1), and motor (12) are connected with driving plate (11) through conveyer belt or chain.

3. The small-sized three-dimensional magnetic powder mixer according to claim 1, wherein: the charging barrel (3) is a cylinder, a sealing cover (13) is arranged at one end of the charging barrel (3), and the sealing cover (13) is connected with the charging barrel (3) through threads.

4. The small-sized three-dimensional magnetic powder mixer according to claim 1, wherein: location pad A (7) are fixed in one side of cylinder (2) inner chamber, and the lower extreme of feed cylinder (3) is hugged closely on location pad A (7), location pad B (8) and location pad C (9) are fixed in the inboard of cylinder (2) section of thick bamboo wall, and the section of thick bamboo wall of feed cylinder (3) is hugged closely on location pad B (8) and location pad C (9), location pad D (10) are the wedge, and location pad D (10) are installed between sealed lid (13) and cylinder (2), and location pad D (10) are connected with cylinder (2).

5. The small-sized three-dimensional magnetic powder mixer according to claim 1, wherein: an opening (14) is formed in the wall of the roller (2), a limiting block (15) is arranged on one side of the opening (14), and the positioning pad D (10) is connected with the roller (2) through the limiting block (15).

6. the small-sized three-dimensional magnetic powder mixer according to claim 1, wherein: the arc-shaped inner recess (16) is a major arc, and the inner diameter of the clamping groove (5) is the same as that of the bearing (6).

7. The small-sized three-dimensional magnetic powder mixer according to claim 2, wherein: the transmission disc (11) is provided with a crank (17) and a groove, and the crank (17) is arranged in the groove through a hinge.

8. The small-sized three-dimensional magnetic powder mixer according to claim 1, wherein: the volume of the charging barrel (3) is 1L to 3L.

9. The small-sized three-dimensional mixer for magnetic powder of claim 3, wherein: and a fillet transition is arranged between the cylinder wall and the side surface of the charging barrel (3), and the radius of the fillet is 10 mm-20 mm.

10. The small-sized three-dimensional magnetic powder mixer according to claim 1, wherein: the positioning pad A (7), the positioning pad B (8), the positioning pad C (9) and the positioning pad D (10) are made of EPE pearl cotton or rubber.

Technical Field

The invention belongs to the field of neodymium iron boron material production equipment, and particularly relates to a small-sized magnetic powder three-dimensional mixer.

Background

In the process of manufacturing the neodymium iron boron material by adopting a powder metallurgy process at present, the powder mixing process is an indispensable part, the powder milled from an airflow is uneven and has three unevenness, the first is uneven in composition, and the powder composition coming out first is different from the powder coming out later. Secondly, the powder has uneven particle size, the particle size of the powder coming out first is smaller, and the particle size of the powder coming out later is larger. Thirdly, the powder particles are not uniform in shape. These three non-uniformities have a significant impact on the uniformity of subsequent processing and magnet product quality. Therefore, the powder obtained by the jet milling is subjected to mixing treatment, so that the components, the size and the particle shape of the powder body are uniform and consistent on the whole. At present, American-like three-dimensional mixers and double-cone mixers are mostly adopted for production, mixers used for mass production are large-scale equipment, the common capacity is 400-500Kg, the powder consumption for tests is within 3Kg and is not an order of magnitude at all, the powder is mixed for meeting the tests, the waste of large equipment and materials is caused, and most tests are various powder materials, industrial equipment is used, and the operation is inconvenient.

Disclosure of Invention

In order to solve the technical problems, the invention provides a small-sized magnetic powder three-dimensional mixer which can solve the problem that the prior art cannot meet the requirements of small-batch production.

The invention is realized by the following technical scheme.

The invention provides a small-sized magnetic powder three-dimensional mixer which comprises a base, a roller and a material cylinder, wherein supports are arranged on two sides of the base, an arc-shaped concave is arranged on the upper portion of each support, a clamping groove is formed in the inner side of each arc-shaped concave, two ends of the roller are installed on the supports through bearings, the bearings are connected with the clamping grooves, the material cylinder is installed in the roller through a positioning pad A, a positioning pad B, a positioning pad C and a positioning pad D, the center of gravity of the material cylinder is located on a central axis of the roller, and an included angle of 20-30 degrees is formed between the central axis of the material.

the cylinder one side is equipped with the driving plate, driving plate and cylinder coaxial coupling, and the driving plate below is equipped with the motor, and the motor is installed at the base, and the motor passes through conveyer belt or chain and is connected with the driving plate.

The feed cylinder is the cylinder, and feed cylinder one end is equipped with sealed lid, and sealed lid passes through the screw thread to be connected with the feed cylinder.

The positioning pad A is fixed on one side of the inner cavity of the roller, the lower end of the charging barrel is tightly attached to the positioning pad A, the positioning pad B and the positioning pad C are fixed on the inner side of the wall of the roller, the wall of the charging barrel is tightly attached to the positioning pad B and the positioning pad C, the positioning pad D is wedge-shaped and is installed between the sealing cover and the roller, and the positioning pad D is connected with the roller.

The wall of the roller is provided with an opening, one side of the opening is provided with a limiting block, and the positioning pad D is connected with the roller through the limiting block.

The arc indent is the major arc, and the internal diameter of draw-in groove is the same with the internal diameter of bearing.

The transmission disc is provided with a crank and a groove, and the crank is arranged in the groove through a hinge.

The volume of the barrel is 1L to 3L.

And a fillet transition is arranged between the cylinder wall and the side surface of the charging barrel, and the radius of the fillet is 10mm to 20 mm.

The positioning pad A, the positioning pad B, the positioning pad C and the positioning pad D are made of EPE pearl cotton or rubber.

The invention has the beneficial effects that: simultaneously a feed cylinder of slope installation in the cylinder to fix through the location pad, the existing forward roll of material in the feed cylinder mixes when the cylinder is rotatory, there is both sides slope to mix and diversified multi-angle's mixture again, make the material not produce when mixing and gather the material and present the angle, it is high to the degree of consistency requirement, the material that the density difference is big mixes, the effect that has the ideal, and install small in size, moreover, the steam generator is simple in structure, the equipment is folded and is unloaded conveniently, need not maintain, can continuous production, easy operation is laborsaving, manual/automatic nimble switching, be suitable for little space, advantages such as mixing effect is good.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the base and stand;

FIG. 3 is a schematic view of the inner structure of the drum;

In the figure: 1-base, 2-roller, 3-material cylinder, 4-bracket, 5-clamping groove, 6-bearing, 7-positioning pad A, 8-positioning pad B, 9-positioning pad C, 10-positioning pad D, 11-driving disc, 12-motor, 13-sealing cover, 14-opening, 15-limiting block, 16-arc concave and 17-crank.

Detailed Description

The technical solution of the present invention is further described below, but the scope of the claimed invention is not limited to the described.

As shown in fig. 1 to 3, a three-dimensional machine that mixes of small-size magnetic powder, including base 1, cylinder 2, feed cylinder 3, 1 both sides of base are equipped with support 4, and 4 upper portions of support are equipped with arc indent 16, and 16 inboards of arc indent are equipped with draw-in groove 5, install on support 4 through bearing 6 at 2 both ends of cylinder, and bearing 6 is connected with draw-in groove 5, feed cylinder 3 passes through position pad a7, position pad B8, position pad C9, position pad D10 and installs in cylinder 2, the focus of feed cylinder 3 is located cylinder 2's axis, and has 20 to 30 contained angles between cylinder 3's axis and cylinder 2's axis.

When the three-dimensional mixer is used, firstly, magnetic powder to be mixed is placed into the charging barrel 3, the sealing cover 13 is screwed, then the charging barrel 3 is installed in the roller 2, as the positioning pad A7, the positioning pad B8 and the positioning pad C9 which are arranged in the inner cavity of the roller 2 can support the charging barrel 3, the charging barrel 3 is obliquely installed in the roller 2, then the positioning pad D10 is inserted into the gap between the sealing cover 13 and the roller 2, and the positioning pad D10 is clamped by the limiting block 15, after the charging barrel 3 is installed, the roller 2 is rotated by the motor 12 or the crank 17, as the included angle of 20-30 degrees is formed between the central axis of the charging barrel 3 and the central axis of the roller 2, when the roller 2 rotates, the magnetic powder in the charging barrel 3 not only has circumferential rotation of the charging barrel 3, but also has axial sliding along the wall of the charging barrel 3, so that the magnetic powder in the charging barrel can be mixed in multiple directions and the multiple angles, and the, the material mixing device has ideal effects of mixing materials with high requirements on uniformity and large density difference, and after the material mixing is finished, the positioning pad D10 is taken out, then the charging barrel 3 is taken out, and after the magnetic powder is poured out by opening the sealing cover 13, the material mixing operation can be finished. The center of gravity of the charging barrel 3 without charging materials is positioned on the central axis of the roller 2, so that the base 1 can keep balance when rotating.

2 one side of cylinder is equipped with driving plate 11, and driving plate 11 and 2 coaxial coupling of cylinder are equipped with motor 12 below driving plate 11, and motor 12 installs at base 1, and motor 12 passes through conveyer belt or chain and is connected with driving plate 11, can drive cylinder 2 through the motor and rotate to reduce the physical demands when coming the compounding, and the motor can be regularly carried out through devices such as timers, guarantees the effect of compounding.

The feed cylinder 3 is the cylinder, and 3 one end of feed cylinder is equipped with sealed lid 13, and sealed lid 13 is connected with feed cylinder 3 through the screw thread, and sealed lid 13 can seal the powder in the feed cylinder 3, prevents that the material from leaking.

The positioning pad A7 is fixed on one side of the inner cavity of the roller 2, the lower end of the charging barrel 3 is tightly attached to the positioning pad A7, the positioning pad B8 and the positioning pad C9 are fixed on the inner side of the wall of the roller 2, the wall of the charging barrel 3 is tightly attached to the positioning pad B8 and the positioning pad C9, the positioning pad D10 is wedge-shaped, the positioning pad D10 is installed between the sealing cover 13 and the roller 2, the positioning pad D10 is connected with the roller 2, the positioning pad A7, the positioning pad B8 and the positioning pad C9 are used for filling the inside of the roller 2, the position of the charging barrel 3 is further fixed, the charging barrel 3 is prevented from sliding during material mixing, the positioning pad D10 is inserted after the charging barrel 3 is installed, the sealing cover 13 is extruded through the positioning pad D10, and the.

The wall of the roller 2 is provided with an opening 14, one side of the opening 14 is provided with a limit block 15, the positioning pad D10 is connected with the roller 2 through the limit block 15, the material cylinder 3 is placed into the roller 2 through the opening 14, the limit block 15 is a bulge on one side of the opening 14, and the positioning pad D10 can be clamped through the limit block 15 to prevent the material cylinder from sliding, so that the displacement of the material cylinder 3 is limited.

Arc indent 16 is the major arc, and the internal diameter of draw-in groove 5 is the same with the internal diameter of bearing 6, and when the compounding, the rotational speed of cylinder 2 is lower, can block bearing 6 through arc indent 16, makes cylinder 2 remain stable under gravity and the 16 elastic deformation's of arc indent effect to simplify the structure of device.

Be equipped with crank 17 and recess on the driving plate 11, crank 17 with through hinge mounting in the recess, can rotate cylinder 2 through crank 17 and improve the practicality under the inconvenient condition of getting the electricity, with rotating through crank 17 and mixing, its mixed effect still is superior to traditional manual mixing, and low in labor strength.

The volume of feed cylinder 3 is 1L to 3L, as long as design to the small batch compounding in laboratory, satisfies the small batch in laboratory, the compounding demand of multiple proportion composition, and feed cylinder 3 volume is little, easily clearance, can avoid the composition mutual interference of different experimental groups.

Be equipped with the fillet transition between the section of thick bamboo wall of feed cylinder 3 and the side, the fillet radius is 10mm to 20mm, and the fillet transition can prevent that the powder from piling up in the edge, and when the compounding, the powder can be washed away fillet transition department, avoids the powder to pile up in the edge.

The locating pad A7, the locating pad B8, the locating pad C9 and the locating pad D10 are made of EPE pearl wool or rubber, the EPE pearl wool or rubber has a large friction coefficient and can deform, and the charging barrel 3 is conveniently fixed in the roller 2.