CN105291274B - The mould structure of plum blossom in a kind of cold-heading molding technique of ceramic screw and stretching - Google Patents
The mould structure of plum blossom in a kind of cold-heading molding technique of ceramic screw and stretching Download PDFInfo
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- CN105291274B CN105291274B CN201510803792.0A CN201510803792A CN105291274B CN 105291274 B CN105291274 B CN 105291274B CN 201510803792 A CN201510803792 A CN 201510803792A CN 105291274 B CN105291274 B CN 105291274B
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Abstract
The present invention relates to the mould structure of plum blossom in a kind of cold-heading molding technique of ceramic screw and stretching, processing step is：S1, shearing wire rod；S2, to wire rod carry out shaping；S3, turning shaping；S4, pre- upsetting ceramic screw head；S5, forming ceramic screw head；Plum blossom in S6, stretching.Mould is：Main mould unit and punch die unit, punch die unit includes punch die shell, rushes rod, punch die cushion block, described main mould unit includes main mould shell, main mould internal model, main mould cushion block, main mould spring, main mould thimble, main mould top cover, main mould knock-pin, main mould knock-pin offsets with main mould top cover, rear end is provided with push rod after main mould in main mould shell, push rod is offseted with main mould knock-pin after main mould, and main mould insert is provided with inside main mould internal model.The machine operations such as punch without using turning, it is ensured that ceramic screw inner flow-line is complete and improves the intensity of product, reduces manufacturing procedure, saves material, improves processing efficiency and machining accuracy, effectively reduce the cost of product.
Description
Technical field
The present invention relates to the cold-heading molding technology in field of machining and machinebuilding technology, more particularly, to a kind of the cold of ceramic screw
The mould structure of plum blossom in upsetting moulding process and stretching.
Background technology
At present, with the development of communications industry, in order to ensure the smooth of communication, the infrastructure of communication is used and construction
It is more and more, and ceramic component is needed to use on some communication apparatus, and ceramic component needs to use special ceramic spiral shell
Nail is installed, and after being numerical control turning due to the processing technology of current such ceramic screw, then carries out rushing interior plum blossom, then
Punching, last thread forming, the use of above-mentioned technique causes its interior tissue not in streamline trend and intensity is not high, influence ceramics
The mechanical property of screw, so as to reduce the service life of product, technique is complex, and the production cycle is longer, and cost is too high, no
Meet the requirement of Reducing Cost in Enterprises.
The content of the invention
The technical problems to be solved by the invention are to provide that a kind of interior tissue is streamlined and the simple production process cycle
The mould structure of plum blossom in the cold-heading molding technique of the not high ceramic screw of short and cost and stretching.
The technical scheme adopted by the invention to solve the technical problem is that：A kind of cold-heading molding technique of ceramic screw, institute
The processing step stated is：
S1, shearing wire rod；
S2, to wire rod carry out shaping；
S3, turning shaping；
S4, pre- upsetting ceramic screw head；
S5, forming ceramic screw head；
Plum blossom in S6, stretching.
Further specifically, described wire rod is hardened by processing.
The mould structure of plum blossom in being stretched in a kind of step S6, including main mould unit and punch die unit, described punch die list
Member includes punch die shell, provided with rod is rushed inside described punch die shell, and rod bottom is rushed inside described punch die shell provided with die pad
Block, described main mould unit includes main mould shell, main mould internal model is provided with described main mould shell interior forward end, in described main mould shell
Middle part is provided with main mould cushion block, main mould spring is provided between described main mould internal model and main mould cushion block, in described main mould internal model
Centre be provided with main mould thimble, described main mould thimble is fixed on main mould cushion block, and main mould is provided with the outside of described main mould thimble
Main mould knock-pin is provided with top cover, described main mould shell, described main mould knock-pin runs through main mould cushion block, described main mould ejection
Bar offsets with main mould top cover, and rear end is provided with push rod after push rod after main mould, described main mould and ejected with main mould in described main mould shell
Bar is offseted, and main mould insert is provided with inside described main mould internal model, and described main mould thimble runs through main mould insert, described main mould
Thimble head is raised for shaping.
Further specifically, rushing rod in described punch die shell provided with punch die set.
Further specifically, being provided with top cover cushion block between described main mould knock-pin and main mould top cover.
Further specifically, described main mould shell is combined by fore shell and rear shell, the connection of described fore shell and rear shell
Place forms a step, and described main mould cushion block is fixed on step.
The beneficial effects of the invention are as follows：After employing above-mentioned technique and structure, the machining such as punch without using turning
Operation, it is ensured that ceramic screw inner flow-line is complete and improves the intensity of product, reduces manufacturing procedure, and stock utilization is high, saves
Material, improves processing efficiency and machining accuracy, effectively reduces the cost of product.
Brief description of the drawings
Fig. 1 is the process chart of the present invention；
Fig. 2 is the forming die structure schematic diagram in step S2 of the present invention；
Fig. 3 is the forming die structure schematic diagram in step S3 of the present invention；
Fig. 4 is the forming die structure schematic diagram in step S4 of the present invention；
Fig. 5 is the forming die structure schematic diagram in step S5 of the present invention；
Fig. 6 is the forming die structure schematic diagram in step S6 of the present invention.
In figure：1st, 3, punch die unit；2nd, 4, main mould unit；11st, 31, punch die shell；12nd, 32, rod is rushed；13rd, 33, punch die
Cushion block；21st, 41, main mould shell；22nd, 42, main mould internal model；23rd, 43, main mould thimble；24th, 44, main mould cushion block；34th, main mould
Set；45th, main mould spring；46th, main mould top cover；47th, main mould knock-pin；48th, main mould insert；49th, top cover cushion block；410th, it is main
Push rod after mould；411st, fore shell；412nd, rear shell.
Embodiment
The present invention is explained in detail below in conjunction with the accompanying drawings.
A kind of cold-heading molding technique of ceramic screw as shown in Figure 1, described processing step is：
S1, shearing wire rod；
S2, to wire rod carry out shaping；
S3, turning shaping；
S4, pre- upsetting ceramic screw head；
S5, forming ceramic screw head；
Plum blossom in S6, stretching.
Described wire rod is hardened by processing.
The mould structure of the interior plum blossom of ceramic screw stretching in a kind of step S6 as shown in Figure 6, including main mould unit 4 and punch die
Unit 3, described punch die unit 3 includes punch die shell 31, provided with rod 32 is rushed inside described punch die shell 31, in described punch die
The bottom of rod 32 is rushed inside shell 31 provided with punch die cushion block 33, described main mould unit 4 includes main mould shell 41, in described main mould shell 41
Interior forward end is provided with main mould internal model 42, main mould cushion block 44 is provided with the described middle part of main mould shell 41, in described main mould internal model 42
Main mould spring 45 is provided between main mould cushion block 44, main mould thimble 43 is provided with the centre of described main mould internal model 42, it is described
Main mould thimble 43 is fixed on main mould cushion block 44, and the described outside of main mould thimble 43 is provided with main mould top cover 46, described main mould shell
Main mould knock-pin 47 is provided with 41, described main mould knock-pin 47 runs through main mould cushion block 44, described main mould knock-pin 47 and master
Mould top cover 46 offsets, and rear end is provided with push rod 410 and main mould after push rod 410 after main mould, described main mould in described main mould shell 41
Knock-pin 47 is offseted, and main mould insert 48 is provided with inside described main mould internal model 42, and described main mould thimble 43 is inlayed through main mould
Block 48, the described head of main mould thimble 43 is raised for shaping；Rod 32 is rushed in described punch die shell 31 provided with punch die set 34；It is described
Main mould knock-pin 47 and main mould top cover 46 between be provided with top cover cushion block 49；Described main mould shell 41 is by fore shell 411 and rear shell 412
Combine, described fore shell 411 and the junction of rear shell 412 form a step, and described main mould cushion block 44 is fixed on step
On.
Each station as shown in Fig. 2~Fig. 5 is divided into punch die unit 1 and main mould unit 2, and punch die unit 1 has punch die shell 11, punching
Rod 12 and punch die cushion block 13 are constituted, and main mould unit 2 has main mould shell 21, main mould internal model 22, main mould thimble 23 and main mould cushion block
24 grade parts are constituted.Wherein cross mould to be completed by clip, all moulds are all arranged on cold headers, the part in mould in Fig. 2
Picked up by clip, 180 ° of upset is put into Fig. 3 mould.
Punch die unit 1 mass motion and rushes rod 12 and pushes part and enter master cast in the course of the work as shown in Fig. 2~Fig. 5
In chamber, the part of main mould unit 2 is fixed on the machine, and main mould thimble 23, in motion, plays the work for releasing part with main mould knock-pin
With.
Punch die unit 3 as shown in Figure 6 mass motion and rushes rod 32 and pushes part into main mould insert 48 in the course of the work
In forming cavity in, the head of main mould thimble 43 plays after the purpose of shaping, main mould push rod 410 and promotes main mould knock-pin 47, main mould
The main mould top cover 46 that knock-pin 47 promotes plays a part of releasing part.
It is emphasized that：It the above is only presently preferred embodiments of the present invention, not make any formal to the present invention
Limitation, any simple modification, equivalent variations and modification that every technical spirit according to the present invention is made to above example,
In the range of still falling within technical solution of the present invention.
Claims (1)
1. the mould structure of plum blossom in a kind of ceramic screw stretching, including main mould unit（4）With punch die unit（3）, described rushes
Form unit（3）Including punch die shell（31）, in described punch die shell（31）Inside is provided with and rushes rod（32）, in described punch die shell（31）
Inside rushes rod（32）Bottom is provided with punch die cushion block（33）, described main mould unit（4）Including main mould shell（41）, in described main mould
Shell（41）Interior forward end is provided with main mould internal model（42）, in described main mould shell（41）Middle part is provided with main mould cushion block（44）, its feature
It is, in described main mould internal model（42）With main mould cushion block（44）Between be provided with main mould spring（45）, in described main mould internal model
（42）Centre be provided with main mould thimble（43）, described main mould thimble（43）It is fixed on main mould cushion block（44）On, described main mould
Thimble（43）Outside is provided with main mould top cover（46）, described main mould shell（41）It is interior to be provided with main mould knock-pin（47）, described main mould
Knock-pin（47）Through main mould cushion block（44）, described main mould knock-pin（47）With main mould top cover（46）Offset, described main mould
Shell（41）Interior rear end is provided with push rod after main mould（410）, push rod after described main mould（410）With main mould knock-pin（47）Offset,
Described main mould internal model（42）Inside is provided with main mould insert（48）, described main mould thimble（43）Through main mould insert（48）, institute
The main mould thimble stated（43）Head is raised for shaping；Described punch die shell（31）Inside rush rod（32）It is provided with punch die set（34）；Institute
The main mould knock-pin stated（47）With main mould top cover（46）Between be provided with top cover cushion block（49）；Described main mould shell（41）By fore shell
（411）With rear shell（412）Combine, described fore shell（411）With rear shell（412）Junction formed a step, it is described
Main mould cushion block（44）It is fixed on step.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510803792.0A CN105291274B (en) | 2015-11-20 | 2015-11-20 | The mould structure of plum blossom in a kind of cold-heading molding technique of ceramic screw and stretching |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510803792.0A CN105291274B (en) | 2015-11-20 | 2015-11-20 | The mould structure of plum blossom in a kind of cold-heading molding technique of ceramic screw and stretching |
Publications (2)
| Publication Number | Publication Date |
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| CN105291274A CN105291274A (en) | 2016-02-03 |
| CN105291274B true CN105291274B (en) | 2017-08-11 |
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| CN201510803792.0A Active CN105291274B (en) | 2015-11-20 | 2015-11-20 | The mould structure of plum blossom in a kind of cold-heading molding technique of ceramic screw and stretching |
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Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2350424C1 (en) * | 2007-10-16 | 2009-03-27 | Открытое акционерное общество "Белебеевский завод "Автонормаль" | Production method of headed bolt allowing internal polyhedron and flange, on cold-upsetting automation |
| CN103192022A (en) * | 2012-01-10 | 2013-07-10 | 上海申光高强度螺栓有限公司 | Cold heading manufacturing method for tor-shear type bolt |
| CN102601589A (en) * | 2012-03-29 | 2012-07-25 | 苏州新凌电炉有限公司 | Process for manufacturing quincuncial dowel screws |
| CN203356506U (en) * | 2013-05-17 | 2013-12-25 | 上海东风汽车专用件有限公司 | Hexagon ultra-thick nut cold heading device |
| CN104209702B (en) * | 2014-08-15 | 2016-08-31 | 宾科汽车紧固件（昆山）有限公司 | Abnormity nut cold-heading device and production technology thereof |
| CN104801652A (en) * | 2015-04-09 | 2015-07-29 | 鹏驰五金制品（昆山）有限公司 | Cold-upsetting processing technique for inside hexagonal bolt |
| CN205130141U (en) * | 2015-11-20 | 2016-04-06 | 苏州工业园区新凯精密五金有限公司 | Mould structure of plum blossom in pottery screw is tensile |
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| CN105291274A (en) | 2016-02-03 |
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Address after: No. 36, Jiasheng Road, Shengpu Town, Suzhou Industrial Park, Jiangsu 215126 Patentee after: Suzhou Xinkai fastening system Co.,Ltd. Address before: No. 36, Jiasheng Road, Shengpu Town, Suzhou Industrial Park, Jiangsu 215126 Patentee before: SUZHOU INDUSTRIAL PARK XINKAI PRECISION FASTENER Co.,Ltd. |