CN206898388U - A kind of powder metallurgy die - Google Patents
A kind of powder metallurgy die Download PDFInfo
- Publication number
- CN206898388U CN206898388U CN201720877387.8U CN201720877387U CN206898388U CN 206898388 U CN206898388 U CN 206898388U CN 201720877387 U CN201720877387 U CN 201720877387U CN 206898388 U CN206898388 U CN 206898388U
- Authority
- CN
- China
- Prior art keywords
- former
- mold core
- push rod
- powder metallurgy
- sealing ring
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The utility model discloses a kind of powder metallurgy die, including upper former and lower former, the upper former lower end is provided with cushion block, and lower former is connected by alignment pin with upper former, damper push rod is provided with the middle part of the upper former, and upper mold core is provided with the inside of upper former, the lower former upper end is provided with lower mold core, and lower mold core is located on the inside of alignment pin, the lower mold core upper end is provided with sealing ring, and sealing ring is located at upper mold core lower end.The powder metallurgy die is provided with cushion block; damper push rod can be played a good protection; avoid it in the device course of work because the pressure of upper and lower both sides is excessive and damage; upper mold core and lower mold core stress equalization can be caused simultaneously; and then reduce due to the underproof probability of product quality caused by unbalance stress; damper push rod is additionally provided with, vibrations caused by mechanical movement can be slowed down during upper former and lower former separate, avoids its mechanical movement amplitude is excessive to cause damaged products.
Description
Technical field
Powder metallurgical technology is the utility model is related to, specially a kind of powder metallurgy die.
Background technology
Powder metallurgy produces metal dust and by the technique such as being molded and sintering by metal dust or non-metal powder
The processing mode of product is made in mixture, the process that can reduce polishing, improves the manufacturing speed of product, while can improve
The quality of production, significantly develop with the development of science and technology, powder metallurgy mould has, its development is to people to powder
Brought great convenience when metallurgical dies are used, its type and quantity is also just growing day by day.Powder in the market
Although last metallurgical dies type and quantity are very more, most powder metallurgy die easily produces when core rod is dismantled
Raw vibrations, can be impacted, this significantly limits the use range of powder metallurgy die to product quality.
Utility model content
The purpose of this utility model is to provide a kind of powder metallurgy die, to solve the current of above-mentioned background technology proposition
The powder metallurgy die of in the market easily produces vibrations when core rod is dismantled, the problem of being impacted to product quality.
To achieve the above object, the utility model provides following technical scheme：A kind of powder metallurgy die, including upper former
With lower former, the upper former lower end is provided with cushion block, and lower former is connected by alignment pin with upper former, the upper former
Middle part is provided with damper push rod, and is provided with upper mold core on the inside of upper former, and the lower former upper end is provided with lower mold core, and lower mould
Core is located on the inside of alignment pin, and the lower mold core upper end is provided with sealing ring, and sealing ring is located at upper mold core lower end.
Preferably, the cushion block is provided with two altogether, and it is located at the inner side of upper former and lower former respectively, and up and down
Damper push rod is mounted in the middle part of the cushion block at both ends.
Preferably, the alignment pin is provided with four altogether, and it is located at lower former upper end corner respectively, and lower former with
The connected mode of alignment pin is welding.
Preferably, the damper push rod includes main body, push rod and spring, and body interior is provided with spring, spring upper end
Push rod is installed, and the former length of damper push rod is equal with the thickness of cushion block.
Preferably, the sealing ring is annularly evenly distributed on lower mold core upper surface, and sealing ring lower end is convex structure,
Lower mold core upper end surrounding is concave structure, and sealing ring lower end convex structure appearance and size and lower mold core upper end surrounding spill knot
Structure appearance and size matches.
Compared with prior art, the beneficial effects of the utility model are：The powder metallurgy die is provided with cushion block, can be right
Damper push rod plays a good protection, and avoids it in the device course of work because the pressure of upper and lower both sides is excessive and damages
It is bad, while upper mold core and lower mold core stress equalization can be caused, the situation of unbalance stress is avoided the occurrence of, and then reduce due to stress not
The underproof probability of product quality caused by, is additionally provided with damper push rod, can be in the separated process of upper former and lower former
In slow down and shake caused by mechanical movement, avoid its mechanical movement amplitude is excessive from causing damaged products, while alignment pin and lower the moon
Mould is welding so that upper former and lower former can be accurately positioned, and then can reduce error, and be not in rock so that
Device is not in shearing force, and then avoids it from impacting product quality.
Brief description of the drawings
Fig. 1 is the utility model structure diagram；
Fig. 2 is the utility model damper push rod cross section structure diagram；
Fig. 3 is partial enlargement structural representation at A in the utility model Fig. 1.
In figure：1st, upper former, 2, cushion block, 3, alignment pin, 4, lower former, 5, damper push rod, 501, main body, 502, push rod,
503rd, spring, 6, upper mold core, 7, sealing ring, 8, lower mold core.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
Fig. 1-3 are referred to, the utility model provides a kind of technical scheme：A kind of powder metallurgy die, including upper former 1,
Cushion block 2, alignment pin 3, lower former 4, damper push rod 5, upper mold core 6, sealing ring 7 and lower mold core 8, the upper lower end of former 1 are provided with pad
Block 2, and lower former 4 is connected by alignment pin 3 with upper former 1, cushion block 2 is provided with two altogether, and it is located at upper former 1 respectively
Damper push rod 5 is mounted on the middle part of cushion block 2 of the inner side of lower former 4, and upper and lower ends, damper push rod 5 can be played
Good protective effect, avoid it in the device course of work because the pressure of upper and lower both sides is excessive and damage, while can cause
Upper mold core 6 and the stress equalization of lower mold core 8, the situation of unbalance stress is avoided the occurrence of, and then reduced due to production caused by unbalance stress
The underproof probability of quality, alignment pin 3 is provided with four altogether, and it is located at the lower upper end corner of former 4, and lower former respectively
4 with the connected mode of alignment pin 3 be welding so that upper former 1 and lower former 4 can be accurately positioned, and then can reduce error, and
And be not in rock so that device is not in shearing force, and then avoids it from impacting product quality, in upper former 1
Portion is provided with damper push rod 5, and the inner side of upper former 1 is provided with upper mold core 6, and damper push rod 5 includes main body 501, push rod 502 and bullet
Spring 503, and main body 501 is internally provided with spring 503, the upper end of spring 503 is provided with push rod 502, and the original of damper push rod 5 is long
It is equal with the thickness of cushion block 2, vibrations caused by mechanical movement can be slowed down during upper former 1 and lower former 4 separate, kept away
Exempt from that its mechanical movement amplitude is excessive to cause damaged products, the lower upper end of former 4 is provided with lower mold core 8, and lower mold core 8 is located at alignment pin
3 inner sides, the upper end of lower mold core 8 is provided with sealing ring 7, and sealing ring 7 is located at the lower end of upper mold core 6, and sealing ring 7 is annularly uniformly distributed
In the upper surface of lower mold core 8, and the lower end of sealing ring 7 is convex structure, and the upper end surrounding of lower mold core 8 is concave structure, and sealing ring 7
Lower end convex structure appearance and size matches with the upper end surrounding concave structure appearance and size of lower mold core 8, is capable of the close of intensifier
Feng Xing, while the replacing of sealing ring 7 can be facilitated so that the sealing property of device, which accesses, to be effectively ensured.
Operation principle：When using the powder metallurgy die, first, lower mold core 8 is placed on the lower upper end of former 4, and will
Damper push rod 5 is connected, is then attached upper mold core 6 and the damper push rod 5 installed in the upper lower end of former 1, afterwards
The corner of upper former 1 is alignd with alignment pin 3, and then upper mold core 6 is alignd with lower mold core 8, then upper former 1 is slow
Move downward, the push rod 502 after upper mold core 6 is in contact with lower mold core 8 in both sides external buffer push rod 5 is slowly received
Contracting, and then cause push rod 502 to be retracted to the inside of main body 501, when the former length of damper push rod 5 is equal with the thickness of cushion block 2, then
Illustrate that device has compressed, when being stripped, damper push rod 5 can rise during upper former 1 slowly separates with lower former 4
To good cushioning effect, avoid because vibrations cause to damage to product caused by the mechanical movement of device, here it is the powder
The whole work process of metallurgical dies.
Although the utility model is described in detail with reference to the foregoing embodiments, come for those skilled in the art
Say, it can still be modified to the technical scheme described in foregoing embodiments, or which part technical characteristic is entered
Row equivalent substitution, all within the spirit and principles of the utility model, any modification, equivalent substitution and improvements made etc., all should
Within the scope of protection of the utility model.
Claims (5)
1. a kind of powder metallurgy die, including upper former (1) and lower former (4), it is characterised in that：Upper former (1) lower end
Cushion block (2) is installed, and lower former (4) is connected by alignment pin (3) with upper former (1), is set in the middle part of the upper former (1)
There is damper push rod (5), and upper mold core (6) is provided with the inside of upper former (1), lower former (4) upper end is provided with lower mold core
(8), and lower mold core (8) is located on the inside of alignment pin (3), and lower mold core (8) upper end is provided with sealing ring (7), and sealing ring (7)
Positioned at upper mold core (6) lower end.
A kind of 2. powder metallurgy die according to claim 1, it is characterised in that：The cushion block (2) is provided with two altogether,
And it is located at the inner side of upper former (1) and lower former (4) respectively, and it is mounted on buffering in the middle part of the cushion block (2) of upper and lower ends
Push rod (5).
A kind of 3. powder metallurgy die according to claim 1, it is characterised in that：The alignment pin (3) is provided with four altogether
It is individual, and it is located at lower former (4) upper end corner respectively, and the connected mode of lower former (4) and alignment pin (3) is welding.
A kind of 4. powder metallurgy die according to claim 1, it is characterised in that：The damper push rod (5) includes main body
(501), push rod (502) and spring (503), and main body (501) is internally provided with spring (503), spring (503) upper end is provided with
Push rod (502), and the former length of damper push rod (5) is equal with the thickness of cushion block (2).
A kind of 5. powder metallurgy die according to claim 1, it is characterised in that：The sealing ring (7) is annular in shape uniformly
Lower mold core (8) upper surface is distributed in, and sealing ring (7) lower end is convex structure, lower mold core (8) upper end surrounding is concave structure,
And sealing ring (7) lower end convex structure appearance and size matches with lower mold core (8) upper end surrounding concave structure appearance and size.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720877387.8U CN206898388U (en) | 2017-07-19 | 2017-07-19 | A kind of powder metallurgy die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720877387.8U CN206898388U (en) | 2017-07-19 | 2017-07-19 | A kind of powder metallurgy die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206898388U true CN206898388U (en) | 2018-01-19 |
Family
ID=61311931
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720877387.8U Expired - Fee Related CN206898388U (en) | 2017-07-19 | 2017-07-19 | A kind of powder metallurgy die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206898388U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109926580A (en) * | 2019-04-25 | 2019-06-25 | 扬州得意模具制造有限公司 | A kind of powder metallurgy die improving engine piston ring compacting efficiency |
-
2017
- 2017-07-19 CN CN201720877387.8U patent/CN206898388U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109926580A (en) * | 2019-04-25 | 2019-06-25 | 扬州得意模具制造有限公司 | A kind of powder metallurgy die improving engine piston ring compacting efficiency |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180119 Termination date: 20200719 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |