CN106270200A - A kind of six lobe assembling die and processing methods thereof - Google Patents
A kind of six lobe assembling die and processing methods thereof Download PDFInfo
- Publication number
- CN106270200A CN106270200A CN201610778850.3A CN201610778850A CN106270200A CN 106270200 A CN106270200 A CN 106270200A CN 201610778850 A CN201610778850 A CN 201610778850A CN 106270200 A CN106270200 A CN 106270200A
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- CN
- China
- Prior art keywords
- mould
- die
- unit
- lobe
- assembling dies
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- 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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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/10—Die sets; Pillar guides
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D53/00—Making other particular articles
- B21D53/24—Making other particular articles nuts or like thread-engaging members
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B1/00—Processes of grinding or polishing; Use of auxiliary equipment in connection with such processes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B19/00—Single-purpose machines or devices for particular grinding operations not covered by any other main group
- B24B19/20—Single-purpose machines or devices for particular grinding operations not covered by any other main group for grinding dies
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mounting, Exchange, And Manufacturing Of Dies (AREA)
Abstract
The present invention relates to a kind of six lobe assembling dies, including die sleeve and the mould that is just linked in described die sleeve, described mould includes mould disks and is arranged at the die hole at described mould disks center, described mould disks is put together by six mould unit, the outer ledge of six described mould unit constitutes the outward flange of described mould disks, and the inside edge of six described mould unit constitutes the limit of described die hole.The processing method of six lobe assembling dies is to produce six blank material, then the blank material high-precision grinding machine of employing is milled to correspondingly specification, and then polishing prepares six lobe assembling dies.The production efficiency of the present invention is high, low cost, and simplifies processing technique, and the mould and die accuracy processed is the highest, and this technique can eliminate surface oxide layer phenomenon, improves service life, reduces energy consumption.
Description
Technical field
The present invention relates to a kind of mould in field of mechanical technique, be specifically related to a kind of six lobe assembling die and processing sides thereof
Method.
Background technology
Along with hexagon-headed bolt and hex nut diagonal-size examine strict, add the most not only to die & mold treatment and machine
Work brings much inconvenience, and the impact concentrated when hexagonal shapes due to corner stress, and tradition processing fineness is the highest, hexagonal mould pole
Easily split from corner and cause and scrap.
In order to overcome this defect, can use six lobe assembling dies to produce hexagon-headed bolt or hex nut etc., but
Six lobe processing are loaded down with trivial details, and precision is the most relatively difficult to ensure card, and combined error is bigger；The most paid slow wire feeding on probation cuts one by one and adds
Work, but the expense of slow wire feeding processing is extremely expensive, and the expense of slow wire feeding machine the most up to 700,000 is the highest, and often organizes processing
Expense also wants 400 yuan, additionally, the working (machining) efficiency of slow wire feeding is relatively low, to sum up so that the application of slow wire feeding receives limit greatly
System, so that the application of the assembling die of six lobes is limited.
Summary of the invention
In view of this, it is an object of the invention to provide a kind of six lobe assembling die and processing methods thereof, to overcome existing skill
The deficiency that art exists.
It is an object of the invention to be achieved through the following technical solutions:
A kind of six lobe assembling dies, described six lobe assembling dies include die sleeve and the mould being just linked in described die sleeve
Tool, described mould includes mould disks and is arranged at the die hole at described mould disks center, and described mould disks is by six mould lists
Unit is put together, and the outer ledge of six described mould unit constitutes the outward flange of described mould disks, six described mould unit
Inside edge constitute described die hole limit.
Further, described six lobe assembling dies also include through hole.
Further, described through hole is arranged between described mould and described die sleeve.
Further, the outer peripheral rib that the mould unit that each described mould unit is adjacent connects is equipped with
Breach, then after six mould unit splits form mould and are positioned over die sleeve, between die sleeve and mould, formation six runs through mould
Has the through hole on upper and lower two surfaces.
Further, six described mould unit are identical mould unit, the inner side of six described mould unit
The die hole that edge is constituted be shaped as regular hexagon.
A kind of processing method of six described lobe assembling dies, described processing method is as follows:
1. with hard alloy as raw material, six blank material are prepared according to the shape of mould unit；
2. grind each face of described blank material with precision grinder, obtain just finished product；
3. first finished product is polished, obtains finished product die.
Mould provided by the present invention has the advantages that
Six lobe assembling dies provided by the present invention can be used for producing hexagon-headed bolt and hex nut etc., and it will be by passing
System unitary mould be divided into split-type multi-piece die, make this multi-piece die can dissolve respectively when bearing crunch pressure,
Eliminating stress, so that the efficiency of this split-type multi-piece die is greatly improved, the yield of institute's converted products is than traditional entirety
Formula mould adds 4 times, and the quality of the product processed have also been obtained lifting greatly；The more important thing is, this split-type is many
Die can be greatly increased the mold use life-span, and if certain a piece of or a certain lobe die unit occurs that damage can be independent
Being replaced, without integral replacing die unit, therefore the mould of the present invention decreases labor intensity, has saved raw material,
There is important market using value.
The present invention uses grinding machine to coordinate glossing to produce six lobe assembling dies, higher than the production efficiency of slow wire feeding, becomes
This is low, and simplifies processing technique, and the mould and die accuracy processed is the highest, and at below 0.002mm, and this technique can eliminate
Surface oxide layer phenomenon, improves service life, reduces energy consumption.
Accompanying drawing explanation
Fig. 1 is the structural representation of six lobe assembling dies described in the embodiment of the present invention；
Fig. 2 is the perspective view of the mould unit described in the embodiment of the present invention；
Fig. 3 is the structure for amplifying schematic diagram of indentation, there on the mould unit described in the embodiment of the present invention.
In figure:
1, die sleeve；21, mould unit；210, breach；22, through hole；23, die hole.
Detailed description of the invention
For making the purpose of the embodiment of the present invention, technical scheme and advantage clearer, below in conjunction with the embodiment of the present invention
In accompanying drawing, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is
The a part of embodiment of the present invention rather than whole embodiments.Generally implement with the present invention illustrated described in accompanying drawing herein
The assembly of example can be arranged with various different configurations and design.Therefore, reality to the present invention provided in the accompanying drawings below
The detailed description executing example is not intended to limit the scope of claimed invention, but is merely representative of the selected enforcement of the present invention
Example.Based on the embodiment in the present invention, those of ordinary skill in the art are obtained under not making creative work premise
Every other embodiment, broadly falls into the scope of protection of the invention.
In describing the invention, it should be noted that term " is arranged ", " installation ", " connection " should be interpreted broadly, example
As, can be fixing connection, it is also possible to be to removably connect, or be integrally connected；Can be to be mechanically connected, it is also possible to be to be electrically connected
Connect；Can be to be joined directly together, it is also possible to be indirectly connected to by intermediary, can be the connection of two element internals.For this
For the those of ordinary skill in field, above-mentioned term concrete meaning in the present invention can be understood as the case may be.
Embodiment 1
As shown in figures 1 and 3, Fig. 1 is the overall structure schematic diagram of assembling die, and i.e. six petal dish unit are positioned over just
Structural representation in die sleeve；Fig. 3 is the enlarged diagram of indentation, there.
A kind of six lobe assembling dies, including die sleeve 1 and the mould that is just linked in die sleeve 1, mould include mould disks with
And it being arranged at the die hole 23 at described mould disks center, mould disks is put together by six mould unit 21, six mould unit
The outer ledge of 21 constitutes the outward flange of described mould disks, and the inside edge of six mould unit 21 constitutes described die hole 23
Limit.
Assembling die also has through hole 22, it is possible to released by the gas produced in production process, safer；This through hole 22 sets
Being placed between mould and die sleeve 1, specifically, it is outer peripheral that the mould unit 21 that each mould unit 21 is adjacent connects
Rib is provided with breach 210, then after six mould unit 21 splits form moulds and are positioned over die sleeve 1 die sleeve 1 and mould it
Between formed six through holes 22 running through upper and lower two surfaces of mould.
Six mould unit 21 are identical mould unit 21, the inside edge institute structure of six described mould unit 21
Become die hole 23 be shaped as regular hexagon.
The outer ledge of mould unit 21 is arcuate structure, and mould unit 21 is similar fan-shaped structure, six mould lists
After unit 21 combination, its overall structure is circular, and correspondingly, die sleeve 1 is annular, then make mould can just be linked in die sleeve 1
Inside it is fixed.
Embodiment 2
The processing method of a kind of assembling die described in the embodiment of the present invention, step is as follows:
S1: with YG20C as raw material, prepares six blank material according to the shape of mould unit 21；(YG20C senior molding material
Material, chemical composition: WC (tungsten carbide): 80, Co:20；Bending strength: >=2200N/cm2；Density: 13.4-13.7g/cm3；Hardness:
>=82HRA, the most thermally treated, inside and outside hardness uniformity.YG20 is the one in mould steel, belongs to W-Co kind hard alloy.
Particularly belong to the hard alloy of tungsten carbide class, the most thermally treated, inside and outside hardness uniformity)
S2: by the blank feed collet in step S1 on the fixture of precision grinder, is then turned on grinding machine to each of blank material
Face carries out the grinding of precision, after being milled to regulatory specifications, obtains six smooth mould unit of each face just finished product；Regulatory specifications is i.e.
For: the height h of mould unit is 30mm, and inward flange length L (i.e. the length of side of die hole 23) of mould unit is: 22.86mm, mould
Side length of side l of dish unit1For 22.10mm, length l at breach 2102For 3.90mm, as shown in figures 2-3；
S3: use buffing machine to be polished the just finished product of six mould unit in step S2, obtain six finished product moulds
Unit；
S4: according to the big little makings die sleeve 1 of the mould that six mould unit are put together, the internal diameter of die sleeve is just and mould
External diameter corresponding, even if just can be placed in die sleeve containing the mould of six mould unit, in the present embodiment, die sleeve
Internal diameter be 47.90mm, the external diameter of die sleeve is 57.90mm.
Embodiment 3
Contrast groups: slow wire feeding technique produces six lobe assembling dies；
Experimental group: technique of the present invention, will use high-precision grinding machine to be milled to correspondingly specification by six blank material,
Then polishing prepares six lobe assembling dies.
The concrete correction data of contrast groups and experimental group is as shown in table 1.
Table 1 uses slow wire feeding and the contrast using grinding machine to produce six lobe assembling dies
As shown in Table 1, (1) uses slow wire feeding technique to produce six lobe assembling dies, and its production efficiency is generally every day 5 groups,
I.e. produce 5 six lobe assembling dies every day, and after using the grinding machine+glossing of invention, production efficiency greatly improves, every day
12 groups can be produced, higher than the efficiency of slow wire feeding 2.5 times；Then drastically increase speed of production, save time cost；
(2) using slow wire feeding technique to produce six lobe assembling dies, its processing charges is higher, the most often group needs 400
About unit, and after using grinding machine+glossing of the present invention, processing charges only has 80 yuan, is the 1/5 of slow wire feeding；Therefore, cost is big
The earth reduces；
(3) use slow wire feeding technique to produce six lobe assembling dies and need slow feeding linear cutting bed, the expense one of this equipment
As be required to about 700,000 yuan, equipment price and costliness thereof, a lot of middle-size and small-size manufacturers can't afford, correspondingly, maintenance, more
Change the expense costs such as parts the highest；And using grinding machine+glossing of the present invention, cost of equipment has only to several ten thousand, general 7
About ten thousand, then this expense all will not constitute difficulty to any manufacturer, and the expense such as maintenance, replacing parts the most greatly drops
Low.
Therefore, the technique of the present invention has great advantage and high using value.
When being embodied as, due to general regular hexagons of part etc. such as hex nut bolts, therefore, die hole 23 also can be corresponding
Ground is regular hexagon etc..During use, six petal dish unit are embedded in inside die sleeve, just can use.
It is medium that this assembling die can be applicable to cold headers.
The specification of each length of side in inventive die can according to be actually subjected to produce part depending on.Finally should illustrate
It is: above-described each embodiment is merely to illustrate technical scheme, is not intended to limit；Although with reference to aforementioned enforcement
The present invention has been described in detail by example, it will be understood by those within the art that: it still can be to aforementioned enforcement
Technical scheme described in example is modified, or wherein part or all of technical characteristic is carried out equivalent；And these are repaiied
Change or replace, not making the essence of appropriate technical solution depart from the scope of various embodiments of the present invention technical scheme.
Claims (6)
1. a lobe assembling die, it is characterised in that: described six lobe assembling dies include die sleeve and are just linked in described mould
Mould in set, described mould includes mould disks and is arranged at the die hole at described mould disks center, and described mould disks is by six
Individual mould unit is put together, and the outer ledge of six described mould unit constitutes the outward flange of described mould disks, described in six
The inside edge of mould unit constitutes the limit of described die hole.
Six lobe assembling dies the most according to claim 1, it is characterised in that described six lobe assembling dies also include through hole.
Six lobe assembling dies the most according to claim 2, it is characterised in that described through hole is arranged at described mould with described
Between die sleeve.
Six lobe assembling dies the most according to claim 3, it is characterised in that the mould that each described mould unit is adjacent
It is equipped with breach, then after six mould unit splits form mould and are positioned over die sleeve on the outer peripheral rib that dish unit connects
Six through holes running through upper and lower two surfaces of mould are formed between die sleeve and mould.
5. according to six lobe assembling dies described in any one of claim 4, it is characterised in that six described mould unit are complete
Identical mould unit, the die hole that the inside edge of six described mould unit is constituted be shaped as regular hexagon.
6. the processing method of six lobe assembling dies according to claims 1 to 5, it is characterised in that described processing side
Method is as follows:
(1) with hard alloy as raw material, six blank material are prepared according to the shape of mould unit；
(2) grind each face of described blank material with precision grinder, obtain just finished product；
(3) first finished product is polished, obtains finished product die.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610778850.3A CN106270200A (en) | 2016-08-31 | 2016-08-31 | A kind of six lobe assembling die and processing methods thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610778850.3A CN106270200A (en) | 2016-08-31 | 2016-08-31 | A kind of six lobe assembling die and processing methods thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106270200A true CN106270200A (en) | 2017-01-04 |
Family
ID=57673616
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610778850.3A Pending CN106270200A (en) | 2016-08-31 | 2016-08-31 | A kind of six lobe assembling die and processing methods thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106270200A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111266511A (en) * | 2020-03-17 | 2020-06-12 | 太原重工轨道交通设备有限公司 | Combined die holder for die forging press |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101829940A (en) * | 2009-12-22 | 2010-09-15 | 太仓精硕模具有限公司 | Method for preparing six die sleeve sheets |
| CN202683900U (en) * | 2012-02-06 | 2013-01-23 | 深圳航空标准件有限公司 | Cold upsetting mould of clamping pin |
| CN202845675U (en) * | 2012-08-30 | 2013-04-03 | 太仓一标精密模具有限公司 | Six-piece combined die |
| CN204052600U (en) * | 2014-07-31 | 2014-12-31 | 昆明理工大学 | A kind of box-like mould of lobe connected for thin plate impression |
| CN204276691U (en) * | 2014-11-29 | 2015-04-22 | 安徽六方重联机械股份有限公司 | The portable bolt processing mold of a kind of counterdie |
| KR20150143975A (en) * | 2014-06-13 | 2015-12-24 | 최용식 | Cold forging mold and apparatus for manufacturing coupler |
-
2016
- 2016-08-31 CN CN201610778850.3A patent/CN106270200A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101829940A (en) * | 2009-12-22 | 2010-09-15 | 太仓精硕模具有限公司 | Method for preparing six die sleeve sheets |
| CN202683900U (en) * | 2012-02-06 | 2013-01-23 | 深圳航空标准件有限公司 | Cold upsetting mould of clamping pin |
| CN202845675U (en) * | 2012-08-30 | 2013-04-03 | 太仓一标精密模具有限公司 | Six-piece combined die |
| KR20150143975A (en) * | 2014-06-13 | 2015-12-24 | 최용식 | Cold forging mold and apparatus for manufacturing coupler |
| CN204052600U (en) * | 2014-07-31 | 2014-12-31 | 昆明理工大学 | A kind of box-like mould of lobe connected for thin plate impression |
| CN204276691U (en) * | 2014-11-29 | 2015-04-22 | 安徽六方重联机械股份有限公司 | The portable bolt processing mold of a kind of counterdie |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111266511A (en) * | 2020-03-17 | 2020-06-12 | 太原重工轨道交通设备有限公司 | Combined die holder for die forging press |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170104 |
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| RJ01 | Rejection of invention patent application after publication |