CN216801679U - Die for forming static iron core of powder metallurgy magnetic switch - Google Patents
Die for forming static iron core of powder metallurgy magnetic switch Download PDFInfo
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- CN216801679U CN216801679U CN202123312223.6U CN202123312223U CN216801679U CN 216801679 U CN216801679 U CN 216801679U CN 202123312223 U CN202123312223 U CN 202123312223U CN 216801679 U CN216801679 U CN 216801679U
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Abstract
The utility model discloses a die for forming a static iron core of a powder metallurgy magnetic switch, which comprises a die seat, wherein the die seat is annular, two columnar convex blocks are arranged on the inner side of the die seat, an annular upper die and an annular lower die are arranged in the die seat, two sliding grooves are respectively arranged on the surfaces of the upper die and the lower die, the convex blocks are positioned in the sliding grooves, and the upper die and the lower die move up and down along the convex blocks in the die seat; the bottom end face of the upper die is provided with an annular protruding rib, and an upper top shaft is arranged inside the upper die; a bottom die is arranged on the inner side of the lower die, a lower jacking shaft is arranged on the upper end surface of the bottom die, an annular groove is formed outside the lower jacking shaft on the upper end surface of the bottom die, and the lower jacking shaft is inserted into the upper jacking shaft; the utility model has the advantages that all parts of the die are mutually nested and assembled up and down, the positioning precision is high, the precision of the product manufactured by adopting the powder metallurgy process is high, the smoothness is good, the forming can be realized by moving the die parts up and down, the speed is high, and the production efficiency is high.
Description
Technical Field
The utility model relates to a die for forming a static iron core of a powder metallurgy magnetic switch, which is used for producing the static iron core of the magnetic switch.
Background
The static iron core of the magnetic switch is an important part of the electromagnet control switch, and the static iron core of the magnetic switch is cast or forged and formed generally. The technical characteristics of powder metallurgy can well solve the problems, the powder is formed into a billet with a required shape, otherwise, the demoulding greatly influences the production efficiency.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem of providing a die for forming a static iron core of a powder metallurgy magnetic switch, and realizing the rapid and efficient forming production of the static iron core of the magnetic switch through a powder metallurgy process.
In order to solve the technical problem, the die for forming the static iron core of the powder metallurgy magnetic switch comprises a die seat, wherein the die seat is annular, two columnar convex blocks are arranged on the inner side of the die seat, an annular upper die and an annular lower die are arranged in the die seat, two sliding grooves are formed in the surfaces of the upper die and the lower die, the convex blocks are positioned in the sliding grooves, and the upper die and the lower die move up and down along the convex blocks in the die seat; the bottom end face of the upper die is provided with an annular protruding rib, and an upper top shaft is arranged inside the upper die; the inboard of lower mould is provided with the die block, the up end of die block has down the apical axis on the up end of die block, the apical axis has the ring channel outward down, the apical axis inserts in last apical axis down.
When the metal powder injection molding die is used, the lower die is sleeved on the bottom die and is arranged on the die seat, metal powder is added into the die, the upper die and the upper top shaft fall down simultaneously, the metal powder between the upper die and the lower die is processed and shaped into a sheet shape, and the lower top shaft and the upper die are in a shaft shape.
For the overall stability of the mold, the inner side of the lower mold is provided with a guide groove, and the outer surface of the bottom mold is provided with a guide block which moves in the guide groove. Specifically, the number of the guide grooves and the guide blocks is two.
In order to realize that the static iron core center hole of the powder metallurgy magnetic switch can be rapidly inserted, the bottom of the lower top shaft is in a horn shape.
The mould is formed by mutually nesting and assembling all parts of the mould up and down, has high positioning precision, high precision and good smoothness of products manufactured by adopting a powder metallurgy process, can realize the forming by moving the mould parts up and down, and has high speed and high production efficiency.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
FIG. 1 is a component view from an upper side of the present invention.
Fig. 2 is a component view from the underside of the present invention.
Fig. 3 is a cross-sectional view of the present invention.
Detailed Description
As shown in fig. 1-3, the die for forming the static iron core of the powder metallurgy magnetic switch is a die for producing by adopting a powder metallurgy process. It includes mould seat 1, mould seat 1 is cyclic annular, 1 inboard of mould seat has two column protrusion pieces 2, 1 inside annular last mould 3 and the lower mould 5 of being provided with of mould seat, it all is provided with two slip recesses 4 to go up mould 3, lower mould 5 surface, protrusion piece 2 is located slip recess 4 in the mould seat 1, go up mould 3, lower mould 5 along protrusion piece 2 up-and-down motion.
As shown in fig. 2, the bottom end surface of the upper die 3 is provided with an annular projecting rib 13, and the upper die 3 has an upper top shaft 11 inside.
The inner side of the lower die 5 is provided with a bottom die 6, the upper end surface of the bottom die 6 is provided with a lower top shaft 7, and the bottom of the lower top shaft 7 is in a horn shape (as shown in fig. 1). On the upper end face of the bottom die 6, an annular groove 8 is formed outside the lower top shaft 7, and the lower top shaft 7 is inserted into the upper top shaft 11. The inner side of the lower die 5 is provided with a guide groove 10, the outer surface of the bottom die 6 is provided with a guide block 9, and the guide block 9 moves in the guide groove 10. Specifically, the number of the guide grooves 10 and the guide blocks 9 is two.
During production, the lower die 5 is sleeved on the bottom die 6, the lower die 5 can move up and down on the bottom die 6, then the lower die 5 is installed on the die base 1, and the lower die 5 can move up and down on the die base 1. Metal powder is added into the die base 1, the upper die 3 and the upper top shaft 11 fall simultaneously, as shown in fig. 3, the metal powder between the upper die 3 and the lower die 5 is processed and shaped into a sheet shape, and a shaft shape is formed between the lower top shaft 7 and the upper die 3, so that the forming production of the magnetic switch static iron core 12 is realized.
The upper die 3, the lower die 5, the bottom die 6 and the upper top shaft 11 can be driven by different power mechanisms to move up and down, so that the static iron core 12 of the magnetic switch can be molded and demoulded.
The above embodiments do not limit the present invention in any way, and all technical solutions obtained by means of equivalent substitution or equivalent transformation fall within the protection scope of the present invention.
Claims (4)
1. The die for forming the static iron core of the powder metallurgy magnetic switch is characterized by comprising a die seat, wherein the die seat is annular, two columnar convex blocks are arranged on the inner side of the die seat, an annular upper die and an annular lower die are arranged inside the die seat, two sliding grooves are formed in the surfaces of the upper die and the lower die, the convex blocks are positioned in the sliding grooves, and the upper die and the lower die move up and down along the convex blocks in the die seat; the bottom end face of the upper die is provided with an annular protruding rib, and an upper top shaft is arranged inside the upper die; the inboard of lower mould is provided with the die block, the up end of die block has down the apical axis on the up end of die block, the apical axis has the ring channel outward down, the apical axis inserts in last apical axis down.
2. The die for forming the static iron core of the powder metallurgy magnetic switch according to claim 1, wherein: the inner side of the lower die is provided with a guide groove, the outer surface of the bottom die is provided with a guide block, and the guide block moves in the guide groove.
3. The die for forming the static iron core of the powder metallurgy magnetic switch according to claim 2, wherein: the number of the guide grooves and the guide blocks is two.
4. The die for forming the static iron core of the powder metallurgy magnetic switch according to claim 1, wherein: the bottom of the lower top shaft is in a horn shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123312223.6U CN216801679U (en) | 2021-12-27 | 2021-12-27 | Die for forming static iron core of powder metallurgy magnetic switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123312223.6U CN216801679U (en) | 2021-12-27 | 2021-12-27 | Die for forming static iron core of powder metallurgy magnetic switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216801679U true CN216801679U (en) | 2022-06-24 |
Family
ID=82056826
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123312223.6U Active CN216801679U (en) | 2021-12-27 | 2021-12-27 | Die for forming static iron core of powder metallurgy magnetic switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216801679U (en) |
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2021
- 2021-12-27 CN CN202123312223.6U patent/CN216801679U/en active Active
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