CN104368809B - Powder alloy pressing mold used for output shaft - Google Patents
Powder alloy pressing mold used for output shaft Download PDFInfo
- Publication number
- CN104368809B CN104368809B CN201410596841.3A CN201410596841A CN104368809B CN 104368809 B CN104368809 B CN 104368809B CN 201410596841 A CN201410596841 A CN 201410596841A CN 104368809 B CN104368809 B CN 104368809B
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- China
- Prior art keywords
- output shaft
- die
- mold body
- pin bushing
- force
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Abstract
The invention discloses a powder alloy pressing mold used for an output shaft. The powder alloy pressing mold comprises an upper mold body and a lower mold body, and further comprises a middle mold body arranged between the upper mold body and the lower mold body. A mold cavity of the middle mold body is filled with metal powder used for molding the output shaft. The upper mold body comprises an upper guide sleeve and a pressing rod, wherein a square end opening is formed in one end of the upper guide sleeve, the pressing rod is matched with a square through hole axially formed in the axis of the upper guide sleeve, and one end of the upper guide sleeve is matched with the upper end of the mold cavity of the middle mold body; the lower mold body comprises a lower guide sleeve and an ejector rod, wherein four long grooves are axially and evenly formed in the circumferential wall of an end opening in one end of the lower guide sleeve, the ejector rod is matched with a circular hole axially formed in the axis of the lower guide sleeve, and one end of the lower guide sleeve is matched with the lower end of the mold cavity of the middle mold body. As the upper mold body is matched with the lower mold body, complex structures at the two ends of the output shaft can be conveniently molded, the secondary machining trouble is saved, the powder alloy pressing mold brings convenience to one-time molding of the output shaft, and the machining accuracy and the production efficiency are high.
Description
Technical field
The present invention relates to powder metallurgy pressing die technical field, more particularly, to a kind of powder metallurgy pressure for force-output shaft
Molding jig.
Background technology
Under prior art force-output shaft due to structure complex, when being processed using traditional diamond-making technique, exist plus
Work difficulty is big, and part processing is inaccurate, thus significantly increases the processing cost of part and production efficiency is very low.
Content of the invention
Object of the present invention is to provide one kind be easy to force-output shaft one-shot forming and machining accuracy and production efficiency higher
Powder metallurgy pressing die.
For reaching this purpose, the present invention employs the following technical solutions:
A kind of powder metallurgy pressing die for force-output shaft, including upper die and lower die, also includes being arranged on described upper mould
Middle mold and lower mould between, is filled with the metal dust for force-output shaft molding, described upper mould includes in the die cavity of described middle mold
One end is provided with the upper guide bush of square port and is matched with the square through-hole being axially disposed within described upper guide bush axle center
The depression bar closing, is matched with the upper end of the die cavity of described middle mold in one end of described upper guide bush；Described lower mould includes the port of one end
Circumferential wall on be axially evenly equipped with the lower guide pin bushing of four elongated slots, and with the circular hole phase being axially disposed within described lower guide pin bushing axle center
The push rod of cooperation, is matched with the lower end of the die cavity of described middle mold in one end of described lower guide pin bushing.
Wherein, described lower mould also includes being arranged on the die shoe of the described lower guide pin bushing other end.
Wherein, described die shoe includes the upper lid for compressing described lower guide pin bushing, and for for supporting lower guide pin bushing
Base.
Wherein, described push rod runs through described base and upper lid and the circular hole axially-movable along described lower guide pin bushing.
Wherein, one end of described die cavity is provided with the stepped hole matching with described upper guide bush one end.
Wherein, described depression bar runs through described square through-hole and along described square through-hole axially-movable.
Beneficial effects of the present invention: the present invention includes upper die and lower die, also include being arranged between described upper die and lower die
Middle mold, be filled with the metal dust for force-output shaft molding in the die cavity of described middle mold, described upper mould includes one end and is provided with
The upper guide bush of square port and the depression bar matching with the square through-hole being axially disposed within described upper guide bush axle center, institute
Matched with the upper end of the die cavity of described middle mold in the one end stating upper guide bush；Described lower mould includes the circumferential wall upper shaft of the port of one end
To the lower guide pin bushing being evenly equipped with four elongated slots, and the push rod matching with the circular hole being axially disposed within described lower guide pin bushing axle center,
Matched with the lower end of the die cavity of described middle mold in one end of described lower guide pin bushing.By the cooperation of upper die and lower die, can conveniently go out
The molding of power axle two ends labyrinth, eliminates the trouble of secondary operations, and the present invention is easy to force-output shaft one-shot forming and is processed essence
Degree and production efficiency are higher.
Brief description
Fig. 1 is a kind of structural representation of the powder metallurgy pressing die for force-output shaft of the present invention.
In figure: 11. upper guide bush, 12. depression bars, 21. times guide pin bushings, 22. push rods, lid, 24. bases, 3. middle mold, 31. gold medals on 23.
Belong to powder.
Specific embodiment
Below in conjunction with the accompanying drawings 1 and technical scheme is further illustrated by specific embodiment.
A kind of powder metallurgy pressing die for force-output shaft, including upper die and lower die, also includes being arranged on described upper mould
Middle mold 3 and lower mould between, is filled with the metal dust 31 for force-output shaft molding, described upper mould in the die cavity of described middle mold 3
Including one end be provided with square port upper guide bush 11 and with the square being axially disposed within described upper guide bush 11 axle center
The depression bar 12 that through hole matches, is matched with the upper end of the die cavity of described middle mold 3 in one end of described upper guide bush 11；Described lower mould bag
The lower guide pin bushing 21 of four elongated slots is axially evenly equipped with the circumferential wall of the port including one end, and be axially disposed within described lower guide pin bushing
The push rod 22 that circular hole at 21 axle center matches, is matched with the lower end of the die cavity of described middle mold 3 in one end of described lower guide pin bushing 21.
In this structure, the setting of the square port of upper guide bush one end, facilitate the molding of the square shaft of force-output shaft one end, depression bar
Setting, is easy to be compacted into metal dust from middle mold top, and the port of lower guide pin bushing is provided with the elongated slot at four intervals 90, side
Just the molding of force-output shaft other end end axle peripheral grooves, the setting of push rod, is easy to be compacted into metal dust from middle mold bottom,
The present invention, by the cooperation of upper die and lower die, can facilitate the molding of force-output shaft two ends labyrinth, eliminate secondary operations
Trouble, be easy to force-output shaft one-shot forming and machining accuracy and production efficiency higher.
Described lower mould also includes being arranged on the die shoe of described lower guide pin bushing 21 other end.
Described die shoe includes the upper lid 23 for compressing described lower guide pin bushing 21, and for for supporting lower guide pin bushing 21
Base 24.
Described push rod 22 runs through described base 24 and upper lid 23 and the circular hole axially-movable along described lower guide pin bushing 21.
One end of described die cavity is provided with the stepped hole matching with described upper guide bush 11 one end.
Described depression bar 12 runs through described square through-hole and along described square through-hole axially-movable.
Describe the know-why of the present invention above in association with specific embodiment.These descriptions are intended merely to explain the present invention's
Principle, and limiting the scope of the invention can not be construed to by any way.Based on explanation herein, the technology of this area
Personnel do not need to pay other specific embodiments that performing creative labour can associate the present invention, and these modes fall within
Within protection scope of the present invention.
Claims (6)
1. a kind of powder metallurgy pressing die for force-output shaft, including upper die and lower die it is characterised in that: also include being arranged on
Middle mold (3) between described upper die and lower die, is filled with the metal dust for force-output shaft molding in the die cavity of described middle mold (3)
(31), described upper mould include one end be provided with square port upper guide bush (11) and be axially disposed within described upper guide bush
(11) mould of the depression bar (12) that the square through-hole at axle center matches, one end of described upper guide bush (11) and described middle mold (3)
Match in the upper end in chamber；The lower guide pin bushing of four elongated slots is axially evenly equipped with the circumferential wall of port that described lower mould includes one end
(21) push rod (22), and with the circular hole being axially disposed within described lower guide pin bushing (21) axle center matching, described lower guide pin bushing
(21) matched with the lower end of the die cavity of described middle mold (3) in one end.
2. a kind of powder metallurgy pressing die for force-output shaft according to claim 1 it is characterised in that: described lower mould
Also include being arranged on the die shoe of described lower guide pin bushing (21) other end.
3. a kind of powder metallurgy pressing die for force-output shaft according to claim 2 it is characterised in that: described lower mould
Seat includes the upper lid (23) for compressing described lower guide pin bushing (21), and is used for supporting the base (24) of lower guide pin bushing (21).
4. a kind of powder metallurgy pressing die for force-output shaft according to claim 3 it is characterised in that: described push rod
(22) described base (24) and upper lid (23) and the circular hole axially-movable along described lower guide pin bushing (21) are run through.
5. a kind of powder metallurgy pressing die for force-output shaft according to claim 1 it is characterised in that: described die cavity
One end be provided with the stepped hole matching with described upper guide bush (11) one end.
6. a kind of powder metallurgy pressing die for force-output shaft according to claim 1 it is characterised in that: described depression bar
(12) run through described square through-hole and along described square through-hole axially-movable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410596841.3A CN104368809B (en) | 2014-10-30 | 2014-10-30 | Powder alloy pressing mold used for output shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410596841.3A CN104368809B (en) | 2014-10-30 | 2014-10-30 | Powder alloy pressing mold used for output shaft |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104368809A CN104368809A (en) | 2015-02-25 |
| CN104368809B true CN104368809B (en) | 2017-01-25 |
Family
ID=52548148
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410596841.3A Active CN104368809B (en) | 2014-10-30 | 2014-10-30 | Powder alloy pressing mold used for output shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104368809B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2033723A1 (en) * | 2007-09-04 | 2009-03-11 | Burgess-Norton Mfg. Co., Inc. | Method of manufacturing crankshaft bushing |
| CN203170960U (en) * | 2013-03-12 | 2013-09-04 | 自贡硬质合金有限责任公司 | Automatic chip falling punch mold |
| CN103418788A (en) * | 2013-07-23 | 2013-12-04 | 浙江大学 | Device and method for thermoforming gradient materials |
| CN203599519U (en) * | 2013-11-27 | 2014-05-21 | 鲁银集团禹城粉末冶金制品有限公司 | Powder metallurgy die |
| CN204234727U (en) * | 2014-10-30 | 2015-04-01 | 太仓市锦立得粉末冶金有限公司 | A kind of powder metallurgy pressing die for force-output shaft |
-
2014
- 2014-10-30 CN CN201410596841.3A patent/CN104368809B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2033723A1 (en) * | 2007-09-04 | 2009-03-11 | Burgess-Norton Mfg. Co., Inc. | Method of manufacturing crankshaft bushing |
| CN203170960U (en) * | 2013-03-12 | 2013-09-04 | 自贡硬质合金有限责任公司 | Automatic chip falling punch mold |
| CN103418788A (en) * | 2013-07-23 | 2013-12-04 | 浙江大学 | Device and method for thermoforming gradient materials |
| CN203599519U (en) * | 2013-11-27 | 2014-05-21 | 鲁银集团禹城粉末冶金制品有限公司 | Powder metallurgy die |
| CN204234727U (en) * | 2014-10-30 | 2015-04-01 | 太仓市锦立得粉末冶金有限公司 | A kind of powder metallurgy pressing die for force-output shaft |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104368809A (en) | 2015-02-25 |
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| C14 | Grant of patent or utility model | ||
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