CN219425672U - Annular neodymium iron boron profiling device - Google Patents

Abstract

The utility model discloses an annular NdFeB profiling device which comprises a first side plate, a second side plate, a first end plate and a second end plate, wherein the first side plate, the second side plate, the first end plate and the second end plate form a profiling cavity for profiling; the bottom end of the pressing cavity is provided with a blanking table, the upper end surface of the blanking table is semicircular, the upper end of the pressing cavity is provided with a pressing plate, the lower end surface of the pressing block is semicircular, and the blanking table is consistent with the pressing block in size; the cylinder is arranged in the pressing cavity and is arranged in the center of the pressing cavity; compared with the prior art, the upper end face of the blanking table of the compression cavity is semicircular, the lower end face of the pressing block is semicircular, and meanwhile, the cylinder is arranged in the center, so that a complete annular NdFeB is formed after compression; the cylinder is arranged in the center, so that the sizes of the pressing block and the blanking table are consistent, and the radian of the pressed circle is ensured to be consistent; meanwhile, the device has a simple structure and low operation difficulty.

Description

Annular neodymium iron boron profiling device

Technical Field

The utility model relates to the technical field of neodymium iron boron profiling, in particular to an annular neodymium iron boron profiling device.

Background

The neodymium iron boron powder can be pressed into various workpieces to be processed such as a square body, a cylinder, a cone and the like through a pressing die under certain conditions; the pressed workpiece has high hardness, so that the machining difficulty is high, and particularly, the inner hole is machined; when the annular neodymium iron boron is pressed, a hollow annular shape is formed, and a cylindrical strip is often arranged in the pressing cavity to realize annular pressing, but the cylindrical strip is often deviated during pressing, so that the concentricity of a workpiece after pressing is lower.

Disclosure of Invention

Aiming at the defects and shortcomings of the prior art, the utility model provides an annular NdFeB profiling device, which forms annular NdFeB with higher concentricity during profiling.

The annular NdFeB profiling device comprises a first side plate, a second side plate, a first end plate and a second end plate, wherein the first side plate, the second side plate, the first end plate and the second end plate form a profiling cavity for profiling; the bottom end of the pressing cavity is provided with a blanking table, the upper end surface of the blanking table is semicircular, the upper end of the pressing cavity is provided with a pressing plate, the lower end surface of the pressing block is semicircular, and the blanking table is consistent with the pressing block in size; the cylinder is arranged in the pressing cavity, and the cylinder is arranged in the center of the pressing cavity.

Compared with the prior art, the upper end face of the blanking table of the compression cavity is semicircular, the lower end face of the pressing block is semicircular, and meanwhile, the cylinder is arranged in the center, so that a complete annular NdFeB is formed after compression; the cylinder is arranged in the center, so that the sizes of the pressing block and the blanking table are consistent, and the radian of the pressed circle is ensured to be consistent; meanwhile, the device has a simple structure and low operation difficulty.

Further, the side plate group comprises a first side plate and a second side plate which are arranged in parallel, the end plate group comprises a first end plate and a second end plate which are arranged in parallel, and the first side plate, the second side plate, the first end plate and the second end plate are mutually abutted.

Through the improvement, the first side plate and the second side plate of the side plate group and the first end plate and the second end plate of the end plate group are mutually propped against each other, so that gaps do not exist around the pressing cavity, the overall tightness of the device is improved, and the neodymium iron boron powder cannot leak.

Further, the inner walls of the first end plate and the second end plate are provided with matching grooves, and the cylinder is matched and arranged in the matching grooves, so that the cylinder is fixed between the first end plate and the second end plate.

Through the improvement, the cylinder both ends are fixed in the cooperation groove of first end plate and second end plate inner wall in the cooperation respectively for the cylinder is fixed in the pressure die cavity more steadily, prevents that the cylinder from taking place the skew when the die mould, makes the cyclic annular neodymium iron boron concentricity after the die mould higher.

Further, limiting parts are arranged on two sides of the blanking table, and abutting parts matched with the limiting parts are arranged at the lower ends of the pressing blocks.

Through above improvement, the blanking platform is provided with spacing portion, and the briquetting lower extreme is provided with the butt portion, has increased the area of contact of blanking platform and briquetting, prevents to cause the connection effect greatly reduced of blanking platform and briquetting behind the excessive use.

Further, the pressing block moves downwards, and when the abutting part abuts against the limiting part, the pressing in the pressing cavity is completed.

Through the improvement, the compression molding is completed when the limiting part is propped against the abutting part, and the device damage caused by excessive compression molding during compression molding is prevented.

Further, a pressing part is arranged at the upper end of the pressing block, and the pressing part is pressed to downwards press the pressing block.

Through above improvement, be provided with the pressing part for possess the application of force department when the die mould, made things convenient for the operation greatly, also can save physical power simultaneously.

Drawings

FIG. 1 is a cross-sectional view of an annular NdFeB profiling device;

FIG. 2 is an external structural view of an annular NdFeB profiling device;

FIG. 3 is an internal structure diagram of an annular NdFeB profiling device;

1, a side plate group; 1.1, a first side plate; 1.2, a second side plate; 2. an end plate group; 2.1, a first end plate; 2.2, a second end plate; 2.3, a matching groove; 3. pressing a die cavity; 4. a blanking table; 4.1, a limiting part; 5. briquetting; 5.1, an abutting part; 6. a cylinder; 7. a pressing part.

Detailed Description

The utility model will be further described with reference to the drawings and the specific examples.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

The annular NdFeB profiling device comprises a side plate group 1 and an end plate group 2, wherein a profiling cavity 3 for profiling is formed between the side plate group 1 and the end plate group 2; a blanking table 4 is arranged at the bottom end of the pressing cavity 3, the upper end surface of the blanking table 4 is semicircular, a pressing block 5 is arranged at the upper end of the pressing cavity 3, and the lower end surface of the pressing block 5 is semicircular; a cylinder 6 is also arranged in the compression cavity 3, and the cylinder 6 is arranged in the center of the compression cavity 3.

The side plate group 1 comprises a first side plate 1.1 and a second side plate 1.2 which are horizontally arranged, the end plate group 2 also comprises a first end plate 2.1 and a second end plate 2.2 which are horizontally arranged, and a pressing cavity 3 is formed between the first side plate 1.1 and the second side plate 1.2 and between the first end plate 2.1 and the second end plate 2.2; the first end plate 2.1 is arranged between the first side plate 1.1 and the second side plate 1.2, and two ends of the first end plate 2.1 are propped against the first side plate 1.1 and the second side plate 1.2; similarly, the second end plate 2.2 is arranged between the first side plate 1.1 and the second side plate 1.2, and two ends of the first end plate 2.1 are propped against the first side plate 1.1 and the second side plate 1.2; the inside of the compression cavity 3 is in a sealing state, so that powder is prevented from leaking out of the compression cavity 3.

The inside cylinder 6 that is provided with of pressure die cavity 3, first end plate 2.1 and second end plate 2.2 inner wall all are provided with cooperation groove 2.3 simultaneously, and cylinder 6 inserts cooperation groove 2.3 for cylinder 6 fixes in pressure die cavity 3 better, prevents that cylinder 6 from taking place the skew when the die mould, has improved the concentricity of behind the die mould neodymium iron boron greatly.

The blanking table 4 is arranged at the bottom of the die cavity 3, and the side wall of the blanking table 4 just abuts against the inner walls of the side plate group 1 and the end plate group 2, so that no gap exists between the blanking table 4 and the side plate group 1 and between the blanking table and the end plate group 2, and the tightness in the die cavity 3 is further improved; the upper end surface of the blanking table 4 is a semicircular cambered surface, the blanking table 4 is provided with a pressing block 5, the pressing block 5 is consistent with the blanking table 4 in size, and the lower end surface of the pressing block 5 is semicircular, so that the whole device is in a sealing state during profiling; meanwhile, the pressing part 7 is further arranged at the upper end of the pressing block 5, so that the pressing block 5 can be conveniently operated during pressing.

The blanking bench 4 upper end is provided with spacing portion 4.1, and the briquetting 5 lower extreme is provided with butt portion 5.1 simultaneously, and when butt portion 5.1 of briquetting 5 and the spacing portion 4.1 of blanking bench 4 offset, the device accomplishes the die mould, forms annular neodymium iron boron piece.

The above is only a preferred embodiment of the present utility model, and the protection scope of the present utility model is not limited to the above examples, and all technical solutions belonging to the concept of the present utility model belong to the protection scope of the present utility model. It should be noted that modifications and adaptations to the present utility model may occur to one skilled in the art without departing from the principles of the present utility model and are intended to be within the scope of the present utility model.

Claims (6)

1. The utility model provides an annular neodymium iron boron compression molding device, includes curb plate group (1) and end plate group (2), its characterized in that: a profiling cavity (3) for profiling is formed between the side plate group (1) and the end plate group (2); the blanking device is characterized in that a blanking table (4) is arranged at the bottom end of the compression cavity (3), the upper end face of the blanking table (4) is semicircular, a pressing block (5) is arranged at the upper end of the compression cavity (3), the lower end face of the pressing block (5) is semicircular, and the blanking table (4) and the pressing block (5) are identical in size; a cylinder (6) is further arranged in the compression cavity (3), and the cylinder (6) is arranged in the center of the compression cavity (3).

2. The annular neodymium iron boron profiling device according to claim 1, wherein: the side plate group (1) comprises a first side plate (1.1) and a second side plate (1.2) which are arranged in parallel, the end plate group (2) comprises a first end plate (2.1) and a second end plate (2.2) which are arranged in parallel, and the first side plate (1.1) and the second side plate (1.2) are mutually abutted with each other.

3. The annular neodymium iron boron profiling device according to claim 2, wherein: the first end plate (2.1) and the inner wall of the second end plate (2.2) are provided with matching grooves (2.3), and the cylinder (6) is matched and arranged in the matching grooves (2.3), so that the cylinder (6) is fixed between the first end plate (2.1) and the second end plate (2.2).

4. The annular neodymium iron boron profiling device according to claim 1, wherein: limiting parts (4.1) are arranged on two sides of the blanking table (4), and abutting parts (5.1) matched with the limiting parts (4.1) are arranged at the lower ends of the pressing blocks (5).

5. The annular neodymium iron boron profiling device according to claim 4, wherein: the pressing block (5) moves downwards, and when the abutting part (5.1) abuts against the limiting part (4.1), the internal pressure type of the pressing cavity (3) is completed.

6. The annular neodymium iron boron profiling device according to claim 1, wherein: the upper end of the pressing block (5) is provided with a pressing part (7), and the pressing part (7) is pressed to downwards press the pressing block (5).