CN107214281B - A kind of ship machine connecting rod forging blanking mold and application method - Google Patents
A kind of ship machine connecting rod forging blanking mold and application method Download PDFInfo
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- CN107214281B CN107214281B CN201710366910.5A CN201710366910A CN107214281B CN 107214281 B CN107214281 B CN 107214281B CN 201710366910 A CN201710366910 A CN 201710366910A CN 107214281 B CN107214281 B CN 107214281B
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- blank
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- floating die
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J13/00—Details of machines for forging, pressing, or hammering
- B21J13/02—Dies or mountings therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J5/00—Methods for forging, hammering, or pressing; Special equipment or accessories therefor
- B21J5/02—Die forging; Trimming by making use of special dies ; Punching during forging
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Abstract
The present invention discloses a kind of ship machine connecting rod forging blanking mold and application method, upper mold are fixed on the top shoe of press machine, and lower die pedestal is fixed on press machine lower table, and fixed block is fixed on lower die pedestal, and core model lower end is fixed on fixed block；The upper end of core model passes through the through-hole of lower floating die；The lower floating die is connect by guide post with lower die pedestal, sheathed spring on the outside of the guide post between lower floating die and lower die pedestal；Multiple columns are arranged in lower floating die upper end；The profile that the upper surface of column and lower floating die are constituted is similar to the gabarit of blank to position to blank；It further include caging bolt, described caging bolt one end is fixed on lower die pedestal, and other end is after lower floating die by nut locking；The outer sheathed spring of caging bolt.The invention has the advantages that for base link during forging, for argosy machine connecting rod, dish type and wheel hub forging, flattens and affect forging filling quality to finish-forging positioning accuracy after making, eliminate turning operation, shorten the operating time, guarantees finish-forging forming quality.
Description
Technical field
The invention belongs to machinery fields, specifically forge field, specifically a kind of blanking mold.
Background technique
There are pass structure, the die forging production of such forging products in argosy machine connecting rod, dish type and wheel hub forging center
Technique includes: heating, flattens the processes such as base, finish-forging, trimming, punching, correction, arrives finish-forging positioning accuracy shadow after flattening base
Forging filling quality is rung, the design protrusion corresponding with the structure snd size of finish-forging type chamber mesoporous generally on blanking mold
Alignment core, on blank press upper groove be convenient in finish-forging when position, for lighter in weight, the lesser forging of size, generally by
Operator overturns the base type of flattening with clamp on the type core for blank groove being placed on finish-forging lower die protrusion and is positioned, behaviour
Make relatively easy but heavier for forging, larger-size forging, operator is difficult to carry out rotation process, often results in blank
It puts partially, and operating time long blank temperature reduces, forging quality is unstable, and needing to design thus a kind of has the function of positioning
Blanking mold, flattening blank lower die position extrude locating slot, thus opposite with the structure snd size of finish-forging drag chamber
It answers, guarantees to flatten blank in finish-forging accurate positioning, eliminate turning operation, shorten the operating time, guarantee finish-forging forming quality.
Summary of the invention
The purpose of the present invention is to provide a kind of ship machine connecting rods to forge blanking mold, and the mould structure is simple, accurate positioning,
Convenient for operation, the operating time is saved, forging quality is stablized.The technical scheme is that
A kind of ship machine connecting rod forging blanking mold, it is described suitable for argosy machine connecting rod, the flattening blanking mold of disk-shaped member
Mold includes upper mold, lower floating die, core model, spring, lower die pedestal, fixed block, guide post, bolt, nut；Upper mold is fixed on pressure
On the top shoe of machine, lower die pedestal is fixed on press machine lower table, and fixed block is fixed on lower die pedestal, and core model lower end is solid
It is scheduled on fixed block；The upper end of core model passes through the through-hole of lower floating die；The lower floating die is connect by guide post with lower die pedestal,
Sheathed spring on the outside of guide post between lower floating die and lower die pedestal；Multiple columns are arranged in lower floating die upper end；Column and lower floating
The profile that the upper surface of mould is constituted is similar to the gabarit of blank to position to blank；It further include caging bolt, the caging bolt
One end is fixed on lower die pedestal, and other end is after lower floating die by nut locking；The outer sheathed spring of caging bolt.
To guarantee uniform force, the column is uniformly arranged using core model as the center of circle.
Further to lock blank, the threaded hole of multiple perforations is arranged in the column side, and clamping screw is tightened on screw thread
It is abutted in hole and with blank.
The application method of the forging blanking mold that floats, it is characterised in that specific step is as follows:
1) upper mold is fixed on press machine top shoe；
2) lower die pedestal is fixed on lower table by guide post from passing through in corresponding aperture on lower die bottom；
3) fixed block is fixed on lower die pedestal, spring penetrates each guide post and bolt；
4) core model is fixed on lower die pedestal, lower floating die is laid flat, make core model, it is corresponding that guide post both passes through lower floating die
Hole, by nut and bolt-connection, adjusting spring pre compressed magnitude makes core model top be lower than lower floating die top detent groove surface
About 5mm；
5) when producing, the blank heated is placed in the locating slot of lower floating die, the shape and size and base of locating slot
Material is consistent；
6) start press machine, upper mold moves down under sliding block drive, pushes down blank upper surface, and hold in press ram
During continuous pressure, blank height becomes smaller, and relocatable module is pushed to move down, and spring is compressed, simultaneously as core model is solid
Fixed, gradually prominent lower floating die upper surface is deformed power to blank upwards for core model upper surface, make blank corresponding site extrude with
Core mold structure and the corresponding groove of size, the stop motion when floating die assembly touches locating piece, upper mold connect under pressure
When contacting limited block, flattens work and complete；
7) when press ram backhaul, upper mold is moved up, and lower rocker piece moves up under the action of the spring, make core model with
Blank separation, until returning to initial position, upper mold continues to rise, and until sliding block arrival top dead-centre, blank can be taken out and be shifted
To finish-forging die.
The invention has the advantages that for base link during forging, for argosy machine connecting rod, dish type and wheel hub
Forging flattens and affects forging filling quality, this base mould with positioning to finish-forging positioning accuracy after making
Tool extrudes locating slot at the blank lower die position of flattening, so that opposite with the structure snd size of finish-forging drag chamber should ensure that pressure
Slab material eliminates turning operation in finish-forging accurate positioning, shortens the operating time, guarantees finish-forging forming quality.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention；
In figure, 1- fixed block；2- lower die pedestal；3- spring；4- guide post；Floating die under 5-；6- nut；7- caging bolt；
8- core model；9- upper mold；10- column, 11-threaded holes.
Specific embodiment
The present invention is described in detail with reference to the accompanying drawings and embodiments.
Main contents of the invention include: a kind of 1) ship machine connecting rod forging blanking mold；2) a kind of ship machine connecting rod forging system
The application method of mold tool.
As shown in Figure 1, a kind of ship machine connecting rod forges blanking mold, suitable for argosy machine connecting rod, the flattening system of disk-shaped member
Mold tool, the mold includes upper mold 9, lower floating die 5, core model 8, spring 3, lower die pedestal 2, fixed block 1, guide post 4, bolt 7,
Nut 6；Upper mold 9 is fixed on the top shoe of press machine, and lower die pedestal 2 is fixed on press machine lower table, and fixed block 1 is fixed
On lower die pedestal 2,8 lower end of core model is fixed on fixed block 1；The upper end of core model 8 passes through the through-hole of lower floating die 5；Under described
Floating die 5 is connect by guide post 4 with lower die pedestal 2, the 4 outside sheathed spring 3 of guide post between lower floating die 5 and lower die pedestal 2；Under
Multiple columns 10 are arranged in 5 upper end of floating die；The profile that the upper surface of column 10 and lower floating die 5 are constituted it is similar to the gabarit of blank with
Just blank is positioned；It further include caging bolt 7, described 7 one end of caging bolt is fixed on lower die pedestal 2, and other end passes through
It is locked after lower floating die 5 by nut 6；The outer sheathed spring 3 of caging bolt 7.
To guarantee uniform force, the column 10 is the center of circle with core model 8, is uniformly arranged.
Further to lock blank, the threaded hole 11 of multiple perforations is arranged in 10 side of column, and clamping screw is tightened on
It is abutted in threaded hole and with blank.
Fixed block 1 of the invention functions not only as the fixation member of core model 8, a kind of positioning element is also used as, when blank is opened
When beginning moves downward, core model forms groove corresponding with core model shape and position in the lower section of blank first, and works as and float downward
After the lower end of dynamic model 5 is contacted with fixed block 1, further moving down for lower floating die 5 is limited, therefore, enters flattening step, this
When, core model 8 not only ensure that the shape of groove and position will not be destroyed because flattening technique still in blank in this way, but also right
Blank further positions, and ensure that the accurate of the shape after blank flattens.
The application method of the forging blanking mold that floats, it is characterised in that specific step is as follows:
1) upper mold is fixed on press machine top shoe；
2) lower die pedestal is fixed on lower table by guide post from passing through in corresponding aperture on lower die bottom；
3) fixed block is fixed on lower die pedestal, spring penetrates each guide post and bolt；
4) core model is fixed on lower die pedestal, lower floating die is laid flat, make core model, it is corresponding that guide post both passes through lower floating die
Hole, by nut and bolt-connection, adjusting spring pre compressed magnitude makes core model top be lower than lower floating die top detent groove surface
About 5mm；
5) when producing, the blank heated is placed in the locating slot of lower floating die, the shape and size and base of locating slot
Material is consistent；
6) start press machine, upper mold moves down under sliding block drive, pushes down blank upper surface, and hold in press ram
During continuous pressure, blank height becomes smaller, and relocatable module is pushed to move down, and spring is compressed, simultaneously as core model is solid
Fixed, gradually prominent lower floating die upper surface is deformed power to blank upwards for core model upper surface, make blank corresponding site extrude with
Core mold structure and the corresponding groove of size, the stop motion when floating die assembly touches locating piece, upper mold connect under pressure
When contacting limited block, flattens work and complete；
7) when press ram backhaul, upper mold is moved up, and lower rocker piece moves up under the action of the spring, make core model with
Blank separation, until returning to initial position, upper mold continues to rise, and until sliding block arrival top dead-centre, blank can be taken out and be shifted
To finish-forging die.
Claims (3)
1. a kind of ship machine connecting rod forges blanking mold, it is characterised in that: suitable for argosy machine connecting rod, the flattening base of disk-shaped member
Mold, the mold include upper mold, lower floating die, core model, spring, lower die pedestal, fixed block, guide post, bolt, nut；
Upper mold is fixed on the top shoe of press machine, and lower die pedestal is fixed on press machine lower table, and fixed block is fixed on down
On mould pedestal, core model lower end is fixed on fixed block；The upper end of core model passes through the through-hole of lower floating die；The lower floating die passes through
Guide post is connect with lower die pedestal, sheathed spring on the outside of the guide post between lower floating die and lower die pedestal；The setting of lower floating die upper end is more
A column；The profile that the upper surface of column and lower floating die are constituted is similar to the gabarit of blank to position to blank；It further include limit
Position bolt, described caging bolt one end are fixed on lower die pedestal, and other end is after lower floating die by nut locking；Limit
Bolt coat sets spring；The threaded hole of multiple perforations is arranged in the column side, and clamping screw is tightened in threaded hole and and base
Material abuts；Adjusting spring pre compressed magnitude by caging bolt makes core model top lower than lower floating die top detent groove surface 5mm；
Fixed block functions not only as the fixation member of core model, is also used as a kind of positioning element, when blank starts to move downward, core
Mould forms groove corresponding with core model shape and position, and the lower end of floating die and fixation instantly in the lower section of blank first
After block contact, further moving down for lower floating die is limited, therefore, enters flattening step, at this point, core model is still in blank,
The shape and position that not only ensure that groove in this way will not be destroyed because flattening technique, but also further be positioned to blank, be guaranteed
Blank flatten after shape it is accurate.
2. ship machine connecting rod according to claim 1 forges blanking mold, it is characterised in that: the column is circle with core model
The heart is uniformly arranged.
3. a kind of application method of the forging blanking mold of ship machine connecting rod described in claim 1, it is characterised in that specific step is as follows:
1) upper mold is fixed on press machine top shoe；
2) lower die pedestal is fixed on lower table by guide post from passing through in corresponding aperture on lower die bottom；
3) fixed block is fixed on lower die pedestal, spring penetrates each guide post and bolt；
4) core model is fixed on lower die pedestal, lower floating die is laid flat, make core model, it is corresponding that guide post both passes through lower floating die
Hole, by nut and bolt-connection, adjusting spring pre compressed magnitude makes core model top be lower than lower floating die top detent groove surface
5mm；
5) when producing, the blank heated is placed in the locating slot of lower floating die, the shape and size and blank one of locating slot
It causes；
6) start press machine, upper mold moves down under sliding block drive, pushes down blank upper surface, and persistently press in press ram
During lower, blank height becomes smaller, and relocatable module is pushed to move down, and spring is compressed, simultaneously as core model is fixed,
Gradually prominent lower floating die upper surface is deformed power to blank upwards for core model upper surface, makes the extrusion of blank corresponding site and core model
The corresponding groove of structure snd size, the stop motion when floating die assembly touches locating piece, upper mold touch under pressure
When limited block, flattens work and complete；
7) when press ram backhaul, upper mold is moved up, and lower rocker piece moves up under the action of the spring, makes core model and blank
Separation, until returning to initial position, upper mold continues to rise, and until sliding block arrival top dead-centre, blank can be taken out and be transferred to end
Forging mould.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710366910.5A CN107214281B (en) | 2017-05-23 | 2017-05-23 | A kind of ship machine connecting rod forging blanking mold and application method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710366910.5A CN107214281B (en) | 2017-05-23 | 2017-05-23 | A kind of ship machine connecting rod forging blanking mold and application method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107214281A CN107214281A (en) | 2017-09-29 |
| CN107214281B true CN107214281B (en) | 2019-11-29 |
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| CN201710366910.5A Active CN107214281B (en) | 2017-05-23 | 2017-05-23 | A kind of ship machine connecting rod forging blanking mold and application method |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109290511A (en) * | 2018-11-07 | 2019-02-01 | 江苏宏宝锻造股份有限公司 | A kind of connecting rod cap flatting apparatus and connecting rod cap flattening method |
| CN109926532B (en) * | 2019-03-20 | 2021-04-02 | 江苏森威精锻有限公司 | Multi-station precision forming process for hub bearing outer ring and implementation device thereof |
| CN110223855B (en) * | 2019-06-13 | 2024-02-27 | 合肥康特微科技有限公司 | Sphere guide rail die of battery capacitor sealing end cover |
| CN111774472B (en) * | 2020-07-31 | 2022-02-11 | 重庆交通大学 | Floating support single-point progressive hot forming device |
| CN112676720B (en) * | 2020-12-25 | 2024-05-28 | 浙江安胜科技股份有限公司 | Clamp for laser seamless welding |
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| JP2001276952A (en) * | 2000-03-30 | 2001-10-09 | Akiyoshi Umemura | Forging machine using floating hammer |
| CN201711484U (en) * | 2010-07-08 | 2011-01-19 | 北京机电研究所 | Precision forging mould for floating straight-tooth cylindrical gear |
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| CN205904363U (en) * | 2016-04-25 | 2017-01-25 | 江西乾元机械制造有限公司 | Die carrier is forged to big modulus roller gear closed of major diameter |
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| JP2000051989A (en) * | 1998-08-11 | 2000-02-22 | Hoei Kogyo Kk | Extrusion forming apparatus |
| CN203356512U (en) * | 2013-07-02 | 2013-12-25 | 昆山正大新成精密锻造有限公司 | Hot die forging production line connecting rod forging blank manufacturing tool |
| CN203900355U (en) * | 2014-06-01 | 2014-10-29 | 莱芜鑫科汽车零部件有限公司 | Combined die for precise forging production of camshaft gear blanks |
| CN104785697A (en) * | 2015-03-20 | 2015-07-22 | 安徽铖友汽车零部件制造有限公司 | Multi-directional stamping composite molding mould for hub unit outer flange blank |
| CN205660097U (en) * | 2016-06-05 | 2016-10-26 | 中冶建工集团有限公司 | Reinforcing bar adds thick end of hot upset and uses heating electrode |
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001276952A (en) * | 2000-03-30 | 2001-10-09 | Akiyoshi Umemura | Forging machine using floating hammer |
| CN201711484U (en) * | 2010-07-08 | 2011-01-19 | 北京机电研究所 | Precision forging mould for floating straight-tooth cylindrical gear |
| CN104384419A (en) * | 2014-12-03 | 2015-03-04 | 宁波科高电声有限公司 | One-step cold forging type deep straight hole die |
| CN205904363U (en) * | 2016-04-25 | 2017-01-25 | 江西乾元机械制造有限公司 | Die carrier is forged to big modulus roller gear closed of major diameter |
| CN205967246U (en) * | 2016-07-16 | 2017-02-22 | 东台市凯润精密机械股份有限公司 | Cold mound mould of double -end shaping |
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| CN107214281A (en) | 2017-09-29 |
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