CN109926580A - A kind of powder metallurgy die improving engine piston ring compacting efficiency - Google Patents
A kind of powder metallurgy die improving engine piston ring compacting efficiency Download PDFInfo
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- CN109926580A CN109926580A CN201910338049.0A CN201910338049A CN109926580A CN 109926580 A CN109926580 A CN 109926580A CN 201910338049 A CN201910338049 A CN 201910338049A CN 109926580 A CN109926580 A CN 109926580A
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- former
- fixedly installed
- piston ring
- engine piston
- powder metallurgy
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Abstract
The invention belongs to powder metallurgical technologies, especially a kind of powder metallurgy die for improving engine piston ring compacting efficiency, appearance position deviates when suppressing for existing upper former and lower former, cause mechanical component after molding that biggish dimensional discrepancy occurs, and then affect the yields of the piston ring after compression moulding, the problem of reducing the compacting efficiency to engine piston ring simultaneously, now propose following scheme, it includes lower former and upper former, equal fixing sleeve is equipped with mold core on the middle position of the upper former and lower former, the side of the lower former is fixedly installed with symmetrically arranged two gag lever posts.The configuration of the present invention is simple, the dynamics that metallurgical dies ontology collides can be effectively reduced, and then the service life of metallurgical dies ontology can be improved, the setting of connecting shaft, gag lever post and limit base simultaneously can make the pressing of metallurgical dies ontology not shift, and then improve the efficiency of compaction piston bar.
Description
Technical field
The invention patent relates to powder metallurgical technologies more particularly to a kind of engine piston ring that improves to suppress efficiency
Powder metallurgy die.
Background technique
Powder metallurgy is to produce metal powder or made with metal powder (or mixture of metal powder and non-metal powder)
For raw material, by shaping and being sintered, the technology of manufacture metal material, composite material and various types product.Powder smelting
Jin Fayu production ceramics have similar place, belong to sintered powder technique, therefore, a series of New Technologies In Powder Metallu Rgies also can be used
In the preparation of ceramic material.
Automobile piston rings are the beckets for being embedded in inside piston groove, and piston ring is divided into two kinds: compression ring and machine oil
Ring, compression ring can be used to the burning mixture in sealing combustion room, and machine oil ring is then used to strike off machine oil extra on cylinder, existing
Some produces the powder metallurgy die of automobile piston rings during production, it may appear that upper former and lower former occur when suppressing
Positional shift, biggish dimensional discrepancy occurs for the mechanical component after causing compression moulding, and then affects the yields of piston ring,
The compacting efficiency to engine piston ring is reduced simultaneously, so we have proposed a kind of raising engine piston rings to suppress efficiency
Powder metallurgy die, to solve the problems, such as above-mentioned propose.
Summary of the invention
The purpose of the present invention is to solve appearance positions when upper former and the compacting of lower former exists in the prior art to deviate,
It causes mechanical component after molding that biggish dimensional discrepancy occurs, and then affects the yields of the piston ring after compression moulding,
The shortcomings that reducing the compacting efficiency to engine piston ring simultaneously, and a kind of raising engine piston ring proposed suppresses efficiency
Powder metallurgy die.
To achieve the goals above, present invention employs following technical solutions:
A kind of powder metallurgy die improving engine piston ring compacting efficiency, including lower former and upper former, it is described on
Equal fixing sleeve is equipped with mold core on the middle position of former and lower former, and the side of the lower former is fixedly installed with symmetrically arranged
Two gag lever posts, the side of the upper former are fixedly installed with symmetrically arranged two limit bases, and the top of two gag lever posts
It extends respectively to be slidably connected in two limit bases and with limit base, the upper former and lower former side close to each other are opened
Two dashpots being provided symmetrically slidably connect symmetrically arranged two promotions in the bottom interior wall of the dashpot
Bar, is provided with buffing pad right above the catch bar, and the bottom of the buffing pad offers sliding groove, and two catch bars
Top extends respectively in two sliding grooves and is fixedly installed with sliding panel, the two sides of the sliding panel respectively with sliding groove two
Side inner wall is slidably connected, and multiple first springs is fixedly installed at the top of the sliding panel, and the top of multiple first springs is equal
It is fixedly connected with the top inner wall of sliding groove, couple axle, the top of two couple axles is rotatably connected at the top of the buffing pad
It all extends between former and lower former, is fixedly installed with the same buffer board, structure of the invention at the top of two couple axles
Simply, the dynamics that metallurgical dies ontology collides can be effectively reduced, and then the use longevity of metallurgical dies ontology can be improved
Life, while the setting of connecting shaft, gag lever post and limit base can make the pressing of metallurgical dies ontology not shift, Jin Erti
The high efficiency of compaction piston bar.
Preferably, the side of the lower former and upper former is rotatably connected to connecting shaft, and is located at two ipsilateral companies
The stability that lower former is mutually pressed with upper former can be improved in spindle side rotation connection close to each other, the setting of connecting shaft.
Preferably, be fixedly installed with multiple rubber convex blocks at the top of the buffer board, and rubber convex block with a thickness of one li
Rice between two centimetres, the setting of rubber convex block can be improved buffer board to the impact force pressed between lower former and upper former into
The effect of row buffering.
Preferably, the bottom of the catch bar is fixedly installed with sliding block, and the bottom interior wall of the dashpot is fixedly installed with
Sliding rail, and two sliding blocks are slidably connected with sliding rail, the setting of sliding block and sliding rail can reduce catch bar and dashpot sliding
Frictional force.
Preferably, two buffing pad sides close to each other are fixedly installed with mobile bar, and set between two mobile bars
Be equipped with sleeve, two mobile bar one end close to each other all extend in sleeve and are fixedly installed with movable block, and movable block and
Sleeve is slidably connected, and two movable block sides close to each other are fixedly installed with the same second spring, mobile bar, sleeve and
The setting of two springs can to remain when two buffing pads are mobile to be slided on the same lateral horizontal linear, and
It will not shift.
In the present invention, when needing to carry out compaction piston ring using the metallurgical dies ontology, it is downward that former is pressed first
It is moved, and when upper former and lower former fit, will push two catch bars is slided to the side being located remotely from each other,
Making the first spring and second spring stress in turn, deformation occurs, so under the buffer function of the first spring and second spring,
The collision dynamics between lower former and upper former can be reduced, and then the service life of metallurgical dies ontology can be improved,
It will drive gag lever post when upper former is mobile to be slided in limit base, while two companies being connected can be changed
The included angle of spindle, thus under the position-limiting action of connecting shaft, gag lever post and limit base, former and lower former can be made
It will not shift in pressing, and then improve the efficiency of compaction piston bar.
The configuration of the present invention is simple can effectively reduce the dynamics that metallurgical dies ontology collides, and then smelting can be improved
The service life of golden die ontology, while the setting of connecting shaft, gag lever post and limit base can make metallurgical dies ontology press
It will not shift, and then improve the efficiency of compaction piston bar.
Detailed description of the invention
Fig. 1 is a kind of structural representation for improving engine piston ring and suppressing the powder metallurgy die of efficiency proposed by the present invention
Figure；
Fig. 2 is a kind of Fig. 1 structure for improving engine piston ring and suppressing the powder metallurgy die of efficiency proposed by the present invention
Cross-sectional view；
Fig. 3 is a kind of part A for improving engine piston ring and suppressing the powder metallurgy die of efficiency proposed by the present invention
Enlarged structure schematic diagram.
In figure: 1 lower former, former, 3 mold cores, 4 limit bases, 5 limiting slots, 6 gag lever posts, 7 connecting shafts, 8 dashpots, 9 on 2
Catch bar, 10 buffing pads, 11 sliding grooves, 12 sliding panels, 13 first springs, 14 couple axles, 15 buffer boards, 16 mobile bars, 17 are moved
Motion block, 18 sleeves, 19 second springs.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.
Referring to Fig.1-3, a kind of powder metallurgy die improving engine piston ring compacting efficiency, including lower former 1 and upper
Equal fixing sleeve is equipped with mold core 3 on the middle position of former 2, upper former 2 and lower former 1, and the side of lower former 1 is fixedly installed with pair
Claim two gag lever posts 6 of setting, the side of upper former 2 is fixedly installed with symmetrically arranged two limit bases 4, and two gag lever posts
6 top extends respectively to be slidably connected in two limit bases 4 and with limit base 4, and upper former 2 and lower former 1 are close to each other
Side offers symmetrically arranged two dashpots 8, slidably connects symmetrically arranged two in the bottom interior wall of dashpot 8
Catch bar 9, the surface of catch bar 9 are provided with buffing pad 10, and the bottom of buffing pad 10 offers sliding groove 11, and two promotions
The top of bar 9 extends respectively in two sliding grooves 11 and is fixedly installed with sliding panel 12, and the two sides of sliding panel 12 are respectively and sliding
The two sides inner wall of dynamic slot 11 is slidably connected, and the top of sliding panel 12 is fixedly installed with multiple first springs 13, and multiple first bullets
The top of spring 13 is fixedly connected with the top inner wall of sliding groove 11, and the top of buffing pad 10 is rotatably connected to couple axle 14, and two
The top of a couple axle 14 all extends between former 2 and lower former 1, and the top of two couple axles 14 is fixedly installed with same
A buffer board 15 presses former 2 first and is moved downwards when needing to carry out compaction piston ring using the metallurgical dies ontology
It is dynamic, and when upper former 2 and lower former 1 fit, will push two catch bars 9 is slided to the side being located remotely from each other, into
And the first spring 13 and 19 stress of second spring can be made deformation occurs, so making in the buffering of the first spring 13 and second spring 19
Under, the collision dynamics between lower former 1 and upper former 2 can be reduced, and then the use of metallurgical dies ontology can be improved
Service life will drive gag lever post 6 when upper former 2 is mobile and be slided in limit base 4, while can change two companies being connected
The included angle of spindle 7, thus under the position-limiting action of connecting shaft 7, gag lever post 6 and limit base 4,2 He of former can be made
Lower former 1 will not shift in pressing, and then improve the efficiency of compaction piston bar, and the configuration of the present invention is simple can be effective
The dynamics that collides of reduction metallurgical dies ontology, and then the service life of metallurgical dies ontology can be improved, while connecting shaft
7, the setting of gag lever post 6 and limit base 4 can make the pressing of metallurgical dies ontology not shift, and then improve compacting and live
The efficiency of stopper rod.
In the present invention, the side of lower former 1 and upper former 2 is rotatably connected to connecting shaft 7, and is located at two ipsilateral companies
The side rotation connection close to each other of spindle 7, the setting of connecting shaft 7 can be improved lower former 1 and consolidate with what upper former 2 mutually pressed
Property.
In the present invention, the top of buffer board 15 is fixedly installed with multiple rubber convex blocks, and rubber convex block with a thickness of one li
For rice between two centimetres, collision of the buffer board 15 to pressing between lower former 1 and upper former 2 is can be improved in the setting of rubber convex block
The effect that power is buffered.
In the present invention, the bottom of catch bar 9 is fixedly installed with sliding block, and the bottom interior wall of dashpot 8 is fixedly installed with sliding rail,
And two sliding blocks are slidably connected with sliding rail, the setting of sliding block and sliding rail can reduce the friction that catch bar 9 and dashpot 8 slide
Power.
In the present invention, two buffing pads 10 side close to each other is fixedly installed with mobile bar 16, and two mobile bars
Sleeve 18 is provided between 16, two one end close to each other of mobile bar 16 all extend in sleeve 18 and are fixedly installed with movement
Block 17, and movable block 17 and sleeve 18 are slidably connected, two sides close to each other of movable block 17 are fixedly installed with same
Two springs 19, the setting of mobile bar 16, sleeve 18 and second spring 19 can to remain when two buffing pads 10 are mobile
Slided on the same lateral horizontal linear, and will not shift.
In the present invention, when needing to carry out compaction piston ring using the metallurgical dies ontology, it is downward that former 2 is pressed first
It is moved, and when upper former 2 and lower former 1 fit, two buffer boards 15 being oppositely arranged can be made to fit at this time, into
And buffer board 15 is using couple axle 14 when can press buffing pad 10 and move down, while also will push two catch bars 9 to mutual
Separate side is slided, and then can make the first spring 13 and 19 stress of second spring deformation occurs, so in the first spring
13 and second spring 19 buffer spring effect under, the collision dynamics between lower former 1 and upper former 2, Jin Erke can be reduced
To improve the service life of metallurgical dies ontology, it will drive gag lever post 6 when upper former 2 is mobile in limit base 4 and slided,
The included angle of two connecting shafts being connected 7 can be changed simultaneously, thus in connecting shaft 7, the limit of gag lever post 6 and limit base 4
Under effect, former 2 and lower former 1 can be made not to shift in pressing, and then improve the compacting of metallurgical dies ontology
The efficiency of piston rod.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (5)
1. a kind of powder metallurgy die for improving engine piston ring compacting efficiency, including lower former (1) and upper former (2),
It is characterized in that, equal fixing sleeve is equipped with mold core (3) on the middle position of the upper former (2) and lower former (1), the lower former
(1) side is fixedly installed with symmetrically arranged two gag lever posts (6), and the side of the upper former (2) is fixedly installed with symmetrically
Two limit bases (4) being arranged, and extended respectively at the top of two gag lever posts (6) in two limit bases (4) and and limit base
(4) it is slidably connected, the upper former (2) and lower former (1) side close to each other offer symmetrically arranged two bufferings
Slot (8) slidably connects symmetrically arranged two catch bars (9), the catch bar in the bottom interior wall of the dashpot (8)
(9) it is provided with right above buffing pad (10), the bottom of the buffing pad (10) offers sliding groove (11), and two catch bars
(9) it extends respectively in two sliding grooves (11) and is fixedly installed with sliding panel (12), the two of the sliding panel (12) at the top of
Two sides inner wall of the side respectively with sliding groove (11) is slidably connected, and is fixedly installed with multiple first bullets at the top of the sliding panel (12)
Spring (13), and the top of multiple first springs (13) is fixedly connected with the top inner wall of sliding groove (11), the buffing pad
(10) it is rotatably connected at the top of couple axle (14), all extends to former (2) and lower former at the top of two couple axles (14)
(1) between, the same buffer board (15) are fixedly installed at the top of two couple axles (14).
2. a kind of powder metallurgy die for improving engine piston ring compacting efficiency according to claim 1, feature exist
In the side of the lower former (1) and upper former (2) is rotatably connected to connecting shaft (7), and is located at two ipsilateral connecting shafts
(7) side close to each other rotation connection.
3. a kind of powder metallurgy die for improving engine piston ring compacting efficiency according to claim 1, feature exist
In, be fixedly installed with multiple rubber convex blocks at the top of the buffer board (15), and rubber convex block with a thickness of one centimetre to two lis
Between rice.
4. a kind of powder metallurgy die for improving engine piston ring compacting efficiency according to claim 1, feature exist
In, the bottom of the catch bar (9) is fixedly installed with sliding block, and the bottom interior wall of the dashpot (8) is fixedly installed with sliding rail, and
Two sliding blocks are slidably connected with sliding rail.
5. a kind of powder metallurgy die for improving engine piston ring compacting efficiency according to claim 1, feature exist
In two buffing pad (10) sides close to each other are fixedly installed with mobile bar (16), and are set between two mobile bars (16)
It is equipped with sleeve (18), two mobile bar (16) one end close to each other all extend in sleeve (18) and are fixedly installed with movable block
(17), and movable block (17) and sleeve (18) are slidably connected, and two movable block (17) sides close to each other are fixedly installed with together
One second spring (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910338049.0A CN109926580A (en) | 2019-04-25 | 2019-04-25 | A kind of powder metallurgy die improving engine piston ring compacting efficiency |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910338049.0A CN109926580A (en) | 2019-04-25 | 2019-04-25 | A kind of powder metallurgy die improving engine piston ring compacting efficiency |
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| Publication Number | Publication Date |
|---|---|
| CN109926580A true CN109926580A (en) | 2019-06-25 |
Family
ID=66990985
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910338049.0A Pending CN109926580A (en) | 2019-04-25 | 2019-04-25 | A kind of powder metallurgy die improving engine piston ring compacting efficiency |
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| SU1092005A1 (en) * | 1983-03-03 | 1984-05-15 | Предприятие П/Я Р-6205 | Press mould for pressing powder articles |
| US20170080492A1 (en) * | 2015-09-18 | 2017-03-23 | Toyota Jidosha Kabushiki Kaisha | Powder molding apparatus and compact manufacturing method |
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