CN211758458U - Upper pressing rod assembly - Google Patents
Upper pressing rod assembly Download PDFInfo
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- CN211758458U CN211758458U CN202020287031.0U CN202020287031U CN211758458U CN 211758458 U CN211758458 U CN 211758458U CN 202020287031 U CN202020287031 U CN 202020287031U CN 211758458 U CN211758458 U CN 211758458U
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- main body
- gasket
- pressure bar
- main part
- mounting groove
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Abstract
The invention relates to the technical field of powder metallurgy processing parts, in particular to an upper pressure bar assembly which comprises a plug head, an upper pressure bar main body and an upper mould which are connected in sequence, wherein a main flat key is fixedly arranged on the outer side wall of the upper pressure bar main body, one end of the upper pressure bar main body is hollowed to be provided with a mounting groove, a gasket is arranged in the mounting groove, the bottom of the mounting groove is also provided with a connecting hole, one end of the plug head penetrates through the gasket through a screw rod to extend into the connecting hole and be movably connected with the upper pressure bar main body, the upper mould is fixedly connected with the other end of the upper pressure bar main body, the plug head of the structure is movably connected with the upper pressure bar main body through the screw rod, so that the damage caused by overlarge pressure always borne by a certain fixed position on the plug head is avoided, the gasket is used for ensuring that the pressing surface of a product is not uneven during pressing, so, the quality of powder molding can be ensured, and the manufacturing cost is reduced.
Description
Technical Field
The invention relates to the technical field of powder metallurgy processing parts, in particular to an upper pressure rod assembly.
Background
The existing powder metallurgy mostly adopts a rotary powder forming machine to press and form metal powder, the principle is that a plurality of stations are arranged on a rotary central disk, each station comprises a female die, an upper die and a lower die which are arranged correspondingly up and down and can be inserted into the female die, the upper die and the lower die are respectively connected with an upper pressing rod and a lower pressing rod, when the stations are rotated to the upper pressing wheel and the lower pressing wheel, the upper pressing rod and the lower pressing rod press the upper die and the lower die into the female die under the common pressure action of the upper pressing wheel and the lower pressing wheel, so that the powder in the female die is pressed into billets under huge pressure, the plug head of the existing upper pressing rod is fixedly connected with the lower pressing rod body through a screw rod, when a finished product is pressed, the billets are pressed and formed through the upper pressing rod under huge pressure, the condition that the upper pressing rod and a slide rail are easily worn and damaged is caused, thereby influencing the forming quality of the billets and causing the condition of cost increase, greatly influences the service life of the equipment,
disclosure of Invention
In order to overcome the technical defects, the invention aims to provide an upper pressing rod assembly which is simple in structure, reasonable in design, long in service life, capable of ensuring the powder forming quality and reducing the manufacturing cost.
In order to achieve the purpose, the invention is realized by the following technical scheme:
the utility model provides an on press excellent subassembly, includes the chock plug, go up and press excellent main part and the type of going up that connect gradually, go up and to press fixedly on the lateral wall of excellent main part to be equipped with main parallel key, the one end of going up and pressing the excellent main part is excavated and is equipped with the mounting groove, be equipped with the gasket in the mounting groove, the bottom of mounting groove still is equipped with the connecting hole, the one end of chock plug passes through the screw rod the gasket stretches into in the connecting hole and swing joint in go up and press excellent main part, go up type fixed connection in the other end of last pressure excellent main part.
Furthermore, a through hole is formed in the gasket, and the thickness of the gasket is 10-15 mm.
Furthermore, the bottom of chock plug is equipped with the holding tank, the one end of screw rod is located in the holding tank.
Furthermore, the device also comprises a screw cap and an upper clamping seat, wherein the upper clamping seat is arranged on the upper clamping seat and is fixedly connected with the other end of the upper pressing rod main body through the screw cap.
Furthermore, the other end of the upper pressing rod main body is provided with a groove, and the upper clamping seat is provided with a convex block which is matched and clamped with the groove.
Furthermore, the outer side wall of the upper press rod main body is also provided with a limit groove for fixedly mounting the main flat key, the main flat key is fixedly arranged on the limit groove through a plurality of bolts, and one side of the main flat key is provided with a roller bearing.
In conclusion, the invention has the advantages that:
the chock plug of this structure is through screw rod swing joint in last pressure stick main part to guaranteed that the chock plug can not appear damaging because the pressure that certain fixed position bore always on the chock plug is too big when pressing the briquetting, it can realize 360 degrees rotations, thereby makes the stress point act on the different positions on the chock plug, makes the atress average, thereby has guaranteed its life.
In addition, be equipped with the gasket between the end of stretching into of chock plug and the mounting groove bottom, the effect of gasket is in order to guarantee that the product can not appear pressing the uneven condition in surface when the suppression to influence its shaping quality.
In conclusion, the powder forming machine is simple in structure, reasonable in design, long in service life, capable of guaranteeing powder forming quality and reducing manufacturing cost.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic top view of FIG. 1;
FIG. 3 is a schematic cross-sectional view taken along line A-A of FIG. 2;
FIG. 4 is a schematic view of the construction of a gasket according to the present invention;
FIG. 5 is a schematic structural view of the upper press bar body according to the present invention;
fig. 6 is a schematic structural view of the upper cassette of the present invention.
1. The plug comprises a plug head, 101, an accommodating groove, 2, an upper pressing rod main body, 201, an installing groove, 202, a connecting hole, 203, a groove, 204, a limiting groove, 3, a lower die, 4, a nut, 5, a main flat key, 6, a bolt, 7, a gasket, 701, a through hole, 8, a screw rod, 9, an upper die clamping seat, 901, a lug, 10 and a roller bearing.
Detailed Description
The invention will be further described with reference to the accompanying drawings and the detailed description:
as shown in fig. 1, 2, 3, 4, 5 and 6, an upper press rod assembly comprises a plug head 1, an upper press rod main body 2 and an upper mold 3 which are connected in sequence, wherein a main flat key 5 is fixedly arranged on the outer side wall of the upper press rod main body 2, one end of the upper press rod main body 2 is hollowed to form a mounting groove 201, a gasket 7 is arranged in the mounting groove 201, a connecting hole 202 is further formed in the bottom of the mounting groove 201, one end of the plug head 1 penetrates through the gasket 7 through a screw 8 to extend into the connecting hole 202 and is movably connected to the upper press rod main body 2, and the upper mold 3 is fixedly connected to the other end of the upper press rod main body 2.
The gasket 7 is provided with a through hole 701, and the thickness of the gasket is 10-15 mm.
Wherein, the bottom of chock plug 1 is equipped with holding tank 101, the holding tank 101 is located to the one end of screw rod 8.
The pressing rod comprises an upper pressing rod main body 2 and an upper die clamping seat 9, wherein the upper die 3 is clamped on the upper die clamping seat 9 and is fixedly connected to the other end of the upper pressing rod main body 2 through the screw cap 4.
The other end of the upper pressing rod main body 2 is provided with a groove 203, and the upper clamping seat 9 is provided with a bump 901 which is matched and clamped with the groove.
The outer side wall of the upper press rod main body 2 is further provided with a limiting groove 204 for fixedly mounting the main flat key 5, the main flat key 5 is fixedly arranged on the limiting groove 204 through a plurality of bolts 6, and one side of the main flat key 5 is provided with a roller bearing 10.
Wherein, the upper press rod main body 2 can only move up and down under the action of the main flat key 5, and because the roller bearing 10 rolls along the upper guide rail (not shown), the motion track of the upper press rod assembly depends on the upper guide rail (not shown) when moving up and down.
Wherein, the chock plug 1 of this structure is through 8 swing joint in last pressure stick main part 2 of screw rod to guaranteed that chock plug 1 can not appear damaging because the pressure that certain fixed position bore always on chock plug 1 is too big when pressing the briquetting, it can realize 360 degrees rotations, thereby make the stress point act on the different positions on the chock plug, make the atress average, thereby guaranteed its life.
In addition, be equipped with gasket 7 between the end of stretching into of chock plug 1 and the mounting groove 201 bottom, the effect of gasket 7 is in order to guarantee that the product can not appear pressing the uneven condition in surface when the suppression to influence its shaping quality.
In conclusion, the powder forming machine is simple in structure, reasonable in design, long in service life, capable of guaranteeing powder forming quality and reducing manufacturing cost.
Various other changes and modifications to the above embodiments and concepts will become apparent to those skilled in the art, and all such changes and modifications are intended to be included within the scope of the present invention as defined in the appended claims.
Claims (6)
1. The utility model provides an go up and press excellent subassembly, includes chock plug (1), last pressure stick main part (2) and the type of going up (3) that connect gradually, go up and press fixedly on the lateral wall of stick main part (2) to be equipped with main parallel key (5), its characterized in that: go up the one end of pressing excellent main part (2) and dig hollowly and be equipped with mounting groove (201), be equipped with gasket (7) in mounting groove (201), the bottom of mounting groove (201) still is equipped with connecting hole (202), the one end of chock plug (1) passes through screw rod (8) gasket (7) stretch into in connecting hole (202) and swing joint in go up pressing excellent main part (2), last type (3) fixed connection in the other end of going up pressing excellent main part (2).
2. A push-up bar assembly as claimed in claim 1, wherein: the gasket (7) is provided with a through hole (701), and the thickness of the gasket is 10-15 mm.
3. A push-up bar assembly as claimed in claim 1, wherein: the bottom of chock plug (1) is equipped with holding tank (101), the one end of screw rod (8) is located in holding tank (101).
4. A push-up bar assembly as claimed in claim 1, wherein: the pressing rod is characterized by further comprising a nut (4) and an upper-shaped clamping seat (9), wherein the upper-shaped clamping seat (3) is clamped on the upper-shaped clamping seat (9) and is fixedly connected to the other end of the upper pressing rod main body (2) through the nut (4).
5. The upper press bar assembly of claim 4, wherein: the other end of the upper pressing rod main body (2) is provided with a groove (203), and the upper clamping seat (9) is provided with a convex block (901) which is matched and clamped with the groove.
6. A push-up bar assembly as claimed in claim 1, wherein: go up and still be equipped with on the lateral wall of pressure stick main part (2) and be used for fixed mounting spacing groove (204) of main parallel key (5), main parallel key (5) are fixed to be located on spacing groove (204) through several bolts (6), one side of main parallel key (5) is equipped with gyro wheel bearing (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020287031.0U CN211758458U (en) | 2020-03-10 | 2020-03-10 | Upper pressing rod assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020287031.0U CN211758458U (en) | 2020-03-10 | 2020-03-10 | Upper pressing rod assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211758458U true CN211758458U (en) | 2020-10-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020287031.0U Active CN211758458U (en) | 2020-03-10 | 2020-03-10 | Upper pressing rod assembly |
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| Country | Link |
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| CN (1) | CN211758458U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111215621A (en) * | 2020-03-10 | 2020-06-02 | 博罗县何氏模具制造有限公司 | Upper pressing rod assembly |
-
2020
- 2020-03-10 CN CN202020287031.0U patent/CN211758458U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111215621A (en) * | 2020-03-10 | 2020-06-02 | 博罗县何氏模具制造有限公司 | Upper pressing rod assembly |
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