CN109079084A - A kind of connecting fork or section fork cold-heading cold-forge forming mold and its moulding process - Google Patents
A kind of connecting fork or section fork cold-heading cold-forge forming mold and its moulding process Download PDFInfo
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- CN109079084A CN109079084A CN201811134933.4A CN201811134933A CN109079084A CN 109079084 A CN109079084 A CN 109079084A CN 201811134933 A CN201811134933 A CN 201811134933A CN 109079084 A CN109079084 A CN 109079084A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21K—MAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS OR WHEELS
- B21K1/00—Making machine elements
- B21K1/74—Making machine elements forked members or members with two or more limbs, e.g. U-bolts, anchors
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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
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- Mechanical Engineering (AREA)
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- Table Equipment (AREA)
Abstract
The invention discloses a kind of connecting fork or section fork cold-heading cold-forge forming mold and its moulding process, rectangular bar stock g impact forging can be become preforming casting a by the cooperation of each component in one mould, preforming casting a cold forging is become preforming casting b by the cooperation of each component in two moulds, preforming casting b cold forging is become preforming casting c by the cooperation of each component in three moulds, preforming casting c cold forging is become preforming casting d by the cooperation of each component in four moulds, preforming casting d cold forging is become preforming casting e by the cooperation of each component in five moulds, preforming casting e cold forging is become finished parts f by the cooperation of each component in six moulds, cold forging goes out corresponding positioning hole groove in one mould, the connecting column of connecting fork and fork wall are subjected to just one-step forming in two moulds, make to connect through-hole just one-step forming in three moulds, to fork body in four moulds and five moulds, fork wall and connecting column carry out into The plastotype of one step is got through connection through-hole in six moulds, and the present invention cooperates connecting fork shown in cold-heading machining finished parts f.
Description
Technical field
The present invention relates to molding die technical field, specific field be connecting fork or section fork cold-heading cold-forge forming mold and its
Moulding process.
Background technique
As shown in the finished parts f in Fig. 7, connecting fork is made of fork body, fork wall and connecting column, and the one end for pitching body is integrally formed
There are two wall is pitched, the other end for pitching body is connecting column, wherein has through-hole on connecting column.
Usual connecting fork or section fork are by casting forging, are then finished to, therefore need to reinforce its use in structure
Intensity, in view of not reasonable currently used for the also generally existing structure design of the mold of production connecting fork or section fork, intensity is inadequate,
The defects of easily loss, operating procedure is cumbersome, the connecting fork for needing to make this kind of shape needs cold headers to prepare, and cold headers can all pacify
Load onto the cold upsetting die of car of part required for a set of production oneself, it is therefore desirable to one set of die is specially produced, for processing
Connecting fork shown in finished parts f.Thus it is proposed that a kind of connecting fork or section fork cold-heading cold-forge forming mold and its moulding process.
Summary of the invention
The purpose of the present invention is to provide a kind of connecting fork or section fork cold-heading cold-forge forming mold and its moulding process, with solution
Certainly the problems mentioned above in the background art.
To achieve the above object, the invention provides the following technical scheme: a kind of connecting fork or section fork cold-heading cold-forge forming mould
Tool, including successively a molding mould, two moulds, three moulds, four moulds, five moulds and six moulds, a mould include the first master mold for casting
With the first male model, first master mold includes a mould main mould, is equipped with a mould mold core inside one end of the mould main mould, and described one
One end of mould mold core is padded after being equipped with a mould internal model, and a mould backteeth, a mould are equipped with outside the one end padded after the mould internal model
One end of backteeth is padded after being equipped with a mould, and the inside padded after the mould internal model is equipped with a mould and leads to stick, the inside padded after a mould
Equipped with a mould main mould pushing pad, first male model includes a stamping mould, and the inside of the stamping mould is padded after being equipped with a stamping mould,
The one end padded after the one stamping mould is equipped with a stamping stick, and first male model moves back and forth punching press casting shape towards the first master mold
At preforming casting a；
Two mould includes the second master mold and the second male model, and second master mold includes two mould main moulds, the two moulds main mould
One end inside be equipped with two mould mold cores, one end of the two moulds mold core is padded after being equipped with two mould main mould internal models, in the two moulds main mould
Two mould backteeth are equipped with outside the one end padded after mould, one end of the two moulds backteeth is padded after being equipped with two moulds, padded after the two moulds internal model
Inside be equipped with two moulds and lead to stick, the inside padded after two mould is equipped with two mould main mould pushing pads, and second male model includes two stampings
Mould, the inside of the two stampings mould are equipped with two stamping die sleeve circles, and the inside of the two stampings die sleeve circle is padded after being equipped with two stamping moulds,
One end of the two stampings die sleeve circle is equipped with two stamping moulds, three pincushion, and the inside of two stampings mould, three pincushion is equipped with two stamping moulds
Three needle top sticks, one end of two stampings mould, three pincushion are equipped with two stamping sticks, and second male model is back and forth transported towards the second master mold
Dynamic punching press casting forms preforming casting b；
Three mould includes third master mold and third male model, and the third master mold includes three mould main moulds, the three moulds main mould
One end inside be equipped with benevolence in three mould internal models, the inside of benevolence is equipped with three mould mold cores in the three moulds internal model, the three moulds main mould
Three mould main mould fixing seats are equipped with inside the other end, one end of the three moulds main mould fixing seat is equipped with three mould main moulds, three pincushion, described
The inside of three mould main moulds, three pincushion is equipped with three mould main moulds, three needle top stick, is equipped with three moulds in the middle part of the inside of the three moulds main mould and leads to stick set
Pipe, the outside that three mould leads to stick casing are equipped with three mould elastic components, and the inside that three mould leads to stick casing is equipped with three moulds and leads to stick, institute
Stating third male model includes three stamping moulds, and the inside of the three stampings mould is equipped with three stamping die sleeve circles, the three stampings die sleeve circle
Inside is padded after being equipped with three stamping moulds, and one end of the three stampings die sleeve circle is equipped with three stamping moulds, three pincushion, the three stampings mould three
The inside of pincushion is equipped with three stamping moulds, three needle top stick, and one end of three stampings mould, three pincushion is equipped with three stamping sticks, the third
Male model moves back and forth punching press casting towards third master mold and forms preforming casting c；
Four mould includes the 4th master mold and the 4th male model, and the 4th master mold includes four mould main moulds, the four moulds main mould
One end inside be equipped with benevolence in four mould internal models, the inside of benevolence is equipped with four mould mold cores in the four moulds internal model, the four moulds main mould
Four mould main mould fixing seats are equipped with inside the other end, one end of the four moulds main mould fixing seat is equipped with four mould main moulds, three pincushion, described
The inside of four mould main moulds, three pincushion is equipped with four mould main moulds, three needle top stick, is equipped with four moulds in the middle part of the inside of the four moulds main mould and leads to stick set
Pipe, the inside that four mould leads to stick casing are equipped with four moulds and lead to stick, and the 4th male model includes four stamping moulds, the four stampings mould
Inside is equipped with four stamping die sleeve circles, and the inside of the four stampings die sleeve circle is padded after being equipped with four stamping moulds, the four stampings die sleeve circle
One end be equipped with four stamping moulds, three pincushion, the inside of four stampings mould, three pincushion is equipped with four stamping moulds, three needle top stick, described four
One end of three pincushion of stamping mould is equipped with four stamping sticks, and the 4th male model forms pre- towards the 4th master mold reciprocating motion punching press casting
Mould casting d；
Five mould includes the 5th master mold and the 5th male model, and the 5th master mold includes five mould main moulds, the five moulds main mould
One end be equipped with five mould main moulds after pad, the inside of the five moulds main mould is equipped with five mould main moulds and leads to stick, pads after the five moulds main mould
Inside is equipped with five mould main mould pushing pads, and the 5th male model includes that the inside of five stamping moulds is equipped with five stamping mould pushing pads, five mould
One end of main mould pushing pad is equipped with five stamping sticks, and the 5th male model forms preforming towards the 5th master mold reciprocating motion punching press casting
Casting e；
Six mould includes the 6th master mold and the 6th male model, and the 6th master mold includes six mould main moulds, the six moulds main mould
One end inside be equipped with benevolence in six mould main mould internal models, be equipped with six mould main mould fixing seats, institute inside the other end of the six moulds main mould
The one end for stating six mould main mould fixing seats is equipped with six mould main moulds, three pincushion, and the inside of six moulds main mould, three pincushion is equipped with six mould main moulds
Three needle top sticks, the inside middle part of the six moulds main mould are equipped with six moulds and lead to stick casing, and the outside that six mould leads to stick casing is equipped with six
Mould elastic component, the inside that six mould leads to stick casing are equipped with six moulds and lead to stick, and the 6th male model includes six stamping moulds, six mould
Six stamping modes are equipped with inside one end of punch die, the 6th male model moves back and forth punching press casting towards the 6th master mold and forms finished product
Part f.
A kind of connecting fork or section fork cold-heading cold-forge forming technique, include the following steps；
S0, stock, interception rectangular bar stock are raw material, and the long side of rectangular bar stock is stupefied to be handled by fillet, form raw pieces g；
The both ends of the surface of rectangular bars raw material g are distinguished impact forging using mould one and go out corresponding location hole by S1, impact forging location hole,
Form preforming casting a；
Wall is pitched in S2, impact forging, and one end impact forging of preforming casting a is gone out symmetrical fork wall using mould two, forms preforming casting
Part b；
Preforming casting b is gone out to connect by S3, impact forging connection hole slot and connecting column using mould three far from one end impact forging of fork wall
Hole slot forms preforming casting c；
Preforming casting c impact forging is made to pitch body and pitch wall to carry out further impact forging by S4, impact forging fork body and fork wall using mould four
Molding, forms preforming casting d；
Preforming casting d impact forging is made to pitch body and pitch wall to carry out further impact forging by S5, impact forging fork body and fork wall using mould five
Molding, forms preforming casting e；
S6, impact forging connect through-hole, using mould six by the connection hole slot impact forging on preforming casting e be penetrating connecting hole,
Form finished parts f.
Preferably, thimble through-hole is equipped on the stamping mould and five stamping moulds.
Preferably, the three moulds elastic parts and six mould elastic parts are spring.
It compared with prior art, the beneficial effects of the present invention are: can be by rectangle by being equipped with for each component in a mould
Bar g impact forging becomes preforming casting a, preforming casting a cold forging can be become pre- by being equipped with for each component in two moulds
Preforming casting b cold forging can be become preforming casting c by being equipped with for each component in three moulds, pass through four by mould casting b
Preforming casting c cold forging can be become preforming casting d by being equipped with for each component in mould, pass through the cooperation of each component in five moulds
Preforming casting d cold forging can be become preforming casting e by setting, can be by preforming casting by being equipped with for each component in six moulds
Part e cold forging becomes finished parts f, and rectangular bar stock cold forging in a mould goes out corresponding positioning hole groove, by the company of connecting fork in two moulds
Connect column and fork wall carry out just one-step forming, make in three moulds connect through-hole at the beginning of one-step forming, in four moulds and five moulds to fork body, fork wall and
Connecting column carries out further plastotype, gets through connection through-hole in six moulds, the present invention can cooperate cold-heading machining finished parts f
Shown in connecting fork.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of a mould in the present invention；
Fig. 2 is the structural schematic diagram of two moulds in the present invention；
Fig. 3 is the structural schematic diagram of three moulds in the present invention；
Fig. 4 is the structural schematic diagram of four moulds in the present invention；
Fig. 5 is the structural schematic diagram of five moulds in the present invention；
Fig. 6 is the structural schematic diagram of six moulds in the present invention；
Fig. 7 is connecting fork successively molding schematic diagram in the present invention.
In figure: padded after pad, mono- mould backteeth of 14-, mono- mould of 15- after mono- mould main mould of 11-, mono- mould mold core of 12-, mono- mould internal model of 13-,
Mono- mould of 16- leads to pad, mono- stamping stick of 110-, bis- mould of 21- after stick, mono- mould main mould pushing pad of 17-, mono- stamping mould of 18-, mono- stamping mould of 19-
Pad, bis- mould of 26- lead to stick, 27- after pad, bis- mould backteeth of 24-, bis- mould of 25- after main mould, bis- mould mold core of 22-, bis- mould main mould internal model of 23-
Pad after two mould main mould pushing pads, bis- stamping mould of 28-, bis- stamping die sleeve circle of 29-, bis- stamping mould of 210-, bis- stamping mould of 211-, three pincushion,
Bis- stamping mould of 212-, three needle top stick, bis- stamping stick of 213-, tri- mould main mould of 31-, benevolence, tri- mould mold core of 33-, 34- in tri- mould internal model of 32-
Three mould main mould fixing seats, tri- mould main mould of 35-, three pincushion, tri- mould main mould of 36-, three needle top stick, tri- mould of 37- lead to stick casing, tri- mould of 38-
Elastic component, tri- mould of 39- lead to pad, tri- stamping of 313- after stick, tri- stamping mould of 310-, tri- stamping die sleeve circle of 311-, tri- stamping mould of 312-
Three pincushion of mould, tri- stamping mould of 314-, three needle top stick, tri- stamping stick of 315-, tetra- mould main mould of 41-, benevolence, 43- tetra- in tetra- mould internal model of 42-
Mould mold core, tetra- mould main mould fixing seat of 44-, tetra- mould main mould of 45-, three pincushion, tetra- mould main mould of 46-, three needle top stick, tetra- mould of 47- lead to stick set
Pipe, tetra- mould of 48- lead to pad, tetra- stamping mould of 412-, three needle after stick, tetra- stamping mould of 49-, tetra- stamping die sleeve circle of 410-, tetra- stamping mould of 411-
Pad, five mould main mould of 53- after pad, tetra- stamping mould of 413-, three needle top stick, tetra- stamping stick of 414-, five mould main mould of 51-, five mould main mould of 52-
Logical stick, five mould main mould pushing pad of 54-, five stamping mould of 55-, five stamping mould pushing pad of 56-, five stamping stick of 57-, six mould main mould of 61-, 62-
Benevolence, six mould main mould fixing seat of 63-, six mould main mould of 64-, three pincushion, six mould main mould of 65-, three needle top stick, 66- in six mould main mould internal models
Six moulds lead to stick casing, six mould elastic component of 67-, six mould of 68- and lead to stick, six stamping mould of 69-, six stamping mode of 610-, 8- thimble through-hole.
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.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Referring to Fig. 7, the present invention provides a kind of technical solution: a kind of connecting fork or section fork cold-heading cold-forge forming mold, packet
It includes and is used for casting successively a molding mould, two moulds, three moulds, four moulds, five moulds and six moulds, intercept the rectangular bar stock of appropriate length as original
Material, the long side of rectangular bar stock is stupefied to be handled by fillet, and rectangular bar stock g passes through the preforming casting a of impact forging of a mould, completes first
After walking impact forging, preforming casting a is fitted into two moulds and carries out impact forging, preforming casting a impact forging in two moulds forms preforming casting
Preforming casting b is fitted into three moulds after completing second step impact forging and carries out impact forging by part b, and preforming casting b is rushed in three moulds
Forging forms preforming casting c, after completing third step impact forging, preforming casting c is packed into four moulds, preforming casting c is in four moulds
Middle impact forging forms preforming casting d, after the completion of the 4th step impact forging, preforming casting d is packed into five moulds, preforming casting d exists
Impact forging forms preforming casting e in five moulds, and after the completion of the 5th step impact forging, preforming casting e is packed into six moulds, preforming casting
E impact forging in six moulds forms finished parts f, and in addition the preforming casting between a mould, two moulds, three moulds, four moulds, five moulds and six moulds passes
It send can be and clamp manually, be also possible to transmit by transmission device, therefore, which further includes that clamping casting successively presss from both sides
Hold by a mould, two moulds, three moulds and four moulds transmission device, transmission device can choose any one in the prior art, energy
It realizes clamping transmission effect, therefore is not indicated in figure and in the technical program；
Referring to Fig. 1, interception rectangular bar stock is raw material, the long side of rectangular bar stock is stupefied to be handled by fillet, forms raw pieces
The both ends of the surface of rectangular bars raw material g are distinguished impact forging using mould one and go out corresponding location hole, formed preforming by g, impact forging location hole
Casting a, a mould include the first master mold and the first male model, and first master mold includes a mould main mould 11, the mould main mould
One end inside be equipped with a mould mold core 12, the exterior contour of a mould mold core is tapered, at the same the left side through slot of a mould main mould be with
The taper for unifying mould mold core, dismantle a mould mold core can by the right side of a mould main mould, and one end of the mould mold core is equipped with a mould
Pad 13 after internal model are equipped with a mould backteeth 14 outside the one end padded after the mould internal model, and one end of the mould backteeth is equipped with one
Pad 15 after mould, pad will be extruded in the inside of a mould main mould by pad after a mould backteeth and a mould internal model after a mould internal model, in a mould
The inside padded after mould is equipped with a mould and leads to stick 16, and a mould leads to stick and pads after pad and a mould after a mould internal model, and a mould leads to stick
A mould mold core is protruded into one end, and the inside padded after a mould is equipped with a mould main mould pushing pad 17, one end and one of a mould main mould pushing pad
Mould leads to stick contact, and preforming casting a can be ejected a mould mold core by the cooperation that a mould main mould pushing pad and a mould lead to stick, and described first is public
Mould includes a stamping mould 18, and the inside of the stamping mould is equipped with pad 19 after a stamping mould, the one end padded after the stamping mould
Equipped with a stamping stick 110, a stamping stick is fixed in a stamping mould by pad after a stamping mould, the first male model direction first
Master mold moves back and forth punching press casting and forms preforming casting a；
Referring to Fig. 2, wall is pitched in impact forging, one end impact forging of preforming casting a is gone out into symmetrical fork wall using mould two, is formed pre-
Mould casting b, two mould include the second master mold and the second male model, and second master mold includes two mould main moulds 21, two mould
Two mould mold cores 22 are equipped with inside one end of main mould, the exterior contour of two mould mold cores is tapered, while the left side through slot of two mould main moulds
For the taper for cooperating two mould mold cores, it dismantle two mould mold cores can by the right side of two mould main moulds, one end of the two moulds mold core is equipped with
Pad 23 after two mould main mould internal models is equipped with two mould backteeth 24, the two moulds backteeth outside the one end padded after the two moulds main mould internal model
One end be equipped with pad 25 after two moulds, pad will pad after two mould backteeth and two mould internal models after two mould internal models is extruded in two mould main moulds
Portion, the inside padded after the two moulds internal model are equipped with two moulds and lead to stick 26, and two moulds lead to stick and pad after pad and two moulds after two mould internal models, and
And two mould lead to one end of stick and protrude into two mould mold cores, the inside padded after two mould is equipped with two mould main mould pushing pads 27, and two mould main moulds push away
One end of pad leads to stick with two moulds and contacts, and preforming casting a can be ejected two mould moulds by the cooperation of two mould main mould pushing pads and the logical stick of two moulds
Core, second male model include two stamping moulds 28, and the inside of the two stampings mould is equipped with two stamping die sleeve circles 29, two stamping
The inside of die sleeve circle is equipped with pad 210 after two stamping moulds, and one end of the two stampings die sleeve circle is equipped with two stamping moulds, three pincushion 211,
Two stamping moulds, three pincushion is fixed on the inside of two stamping moulds by two stamping die sleeve circles, and the inside of two stampings mould, three pincushion is equipped with
Two stamping moulds, three needle top stick 212, two stamping moulds, three pincushion play the effect of limit, two stamping to two stamping moulds, three needle top stick
One end of three pincushion of mould is equipped with two stamping sticks 213, and two stamping moulds, three needle top stick and two stamping sticks are to preforming casting a impact forging, institute
It states the second male model and forms preforming casting b towards the second master mold reciprocating motion punching press casting；
Referring to Fig. 3, impact forging connection hole slot and connecting column, are rushed preforming casting b far from one end of fork wall using mould three
Connection hole slot is forged, preforming casting c is formed, three mould includes third master mold and third male model, and the third master mold includes
One end inside of three mould main moulds 31, the three moulds main mould is equipped with benevolence 32 in three mould internal models, and the lateral wall of benevolence has in three mould internal models
The intracavity sidewall of clamping protrusion, three mould main moulds has card slot, determines benevolence in three mould internal models in one end of three mould main mould inner cavities
, the inside of benevolence is equipped with three mould mold cores 33 in the three moulds internal model, and preforming casting b is in three mould mold cores by impact forging at preforming
The other end inside of casting c, the four moulds main mould are equipped with three mould main mould fixing seats 34, and one end of the three moulds main mould fixing seat is set
There is three mould main moulds, three pincushion 35, the inside of three moulds main mould, three pincushion is equipped with three mould main moulds, three needle top stick 36, the three moulds master
It is equipped with three moulds in the middle part of the inside of mould and leads to stick casing 37, three mould main moulds, three pincushion and three moulds are led to stick casing by three mould main mould fixing seats
It is positioned in the inside of three mould main moulds, the outside that three mould leads to stick casing is equipped with three mould elastic components 38, three mould elastic components
Elastic reset performance is convenient to dismantle three mould main moulds, three pincushion, and the inside that three mould leads to stick casing is equipped with three moulds and leads to stick
39, one end that three moulds lead to stick protrudes into the inside of three mould mold cores through benevolence in three mould internal models, and three moulds lead to the other end and the three mould masters of stick
The contact of three needle top stick of mould, can be by preforming casting c after molding by the cooperation that three mould main moulds, three needle top stick and three moulds lead to stick
Three mould mold cores are ejected, the third male model includes three stamping moulds 310, and the inside of the three stampings mould is equipped with three stamping die sleeve circles
311, the inside of the three stampings die sleeve circle is equipped with pad 312 after three stamping moulds, and one end of the three stampings die sleeve circle is equipped with three moulds
Three pincushion 313 of punch die, three stamping die sleeve circles position three stamping moulds, three pincushion in the inside of three stamping moulds, three stamping
The inside of three pincushion of mould is equipped with three stamping moulds, three needle top stick 314, and one end of three stampings mould, three pincushion is equipped with three stamping sticks
315, the third male model moves back and forth punching press casting towards third master mold and forms preforming casting c；
Referring to Fig. 4, impact forging fork body and fork wall, using mould four by preforming casting c impact forging make pitch body and pitch wall carry out into
One step impact forging molding forms preforming casting d, and four mould includes the 4th master mold and the 4th male model, and the 4th master mold includes
One end inside of four mould main moulds 41, the four moulds main mould is equipped with benevolence 42 in four mould internal models, and the lateral wall of benevolence has in four mould internal models
The intracavity sidewall of clamping protrusion, four mould main moulds has card slot, determines benevolence in four mould internal models in one end of four mould main mould inner cavities
, the inside of benevolence is equipped with four mould mold cores 43 in the four moulds internal model, and preforming casting c is in four mould mold cores by impact forging at preforming
The other end inside of casting d, the four moulds main mould are equipped with four mould main mould fixing seats 44, and one end of the four moulds main mould fixing seat is set
There is four mould main moulds, three pincushion 45, the inside of four moulds main mould, three pincushion is equipped with four mould main moulds, three needle top stick 46, the four moulds master
It is equipped with four moulds in the middle part of the inside of mould and leads to stick casing 47, four mould main moulds, three pincushion and four moulds are led to stick casing by four mould main mould fixing seats
It is positioned in the inside of four mould main moulds, the inside that four mould leads to stick casing is equipped with four moulds and leads to stick 48, and four moulds lead to one end of stick
Benevolence protrudes into the inside of four mould mold cores in four mould internal models, and the other end that four moulds lead to stick is contacted with four mould main moulds, three needle top stick, leads to
Preforming casting d after molding can be ejected four mould mold cores by the cooperation for crossing four mould main moulds, three needle top stick and the logical stick of four moulds, described
4th male model includes four stamping moulds 49, and the inside of the four stampings mould is equipped with four stamping die sleeve circles 410, the four stampings die sleeve circle
Inside be equipped with pad 411 after four stamping moulds, one end of the four stampings die sleeve circle is equipped with four stamping moulds, three pincushion 412, four stampings
Die sleeve circle positions four stamping moulds, three pincushion in the inside of four stamping moulds, and the inside of four stampings mould, three pincushion is equipped with four
Three needle top stick 413 of stamping mould, one end of four stampings mould, three pincushion are equipped with four stamping sticks 414, and the 4th male model is towards the
Four master molds move back and forth punching press casting and form preforming casting d；
Referring to Fig. 5, impact forging fork body and fork wall, using mould five by preforming casting d impact forging make pitch body and pitch wall carry out into
One step impact forging molding forms preforming casting e, and five mould includes the 5th master mold and the 5th male model, and the 5th master mold includes
Five mould main moulds 51, one end of the five moulds main mould are equipped with pad 52 after five mould main moulds, and the inside of the five moulds main mould is equipped with five mould masters
Mould leads to stick 53, and the both ends that five moulds lead to stick are padded after being respectively protruding into five mould main moulds and five mould main moulds, the inside padded after the five moulds main mould
Equipped with five mould main mould pushing pads 54, pad is contacted with the logical stick of five moulds after five mould main moulds are protruded into one end of five mould main mould pushing pads, five mould main moulds
Preforming casting e molding in five mould main moulds can be ejected five mould main moulds, the 5th male model by the cooperation that pushing pad and five moulds lead to stick
Including five stamping moulds 55, the inside of the five stampings mould is equipped with five stamping mould pushing pads 56, and one end of the five moulds main mould pushing pad is set
There are five stamping sticks 57, the 5th male model moves back and forth punching press casting towards the 5th master mold and forms preforming casting e；
Referring to Fig. 6, impact forging connect through-hole, using mould six by the connection hole slot impact forging on preforming casting e be it is penetrating
Connecting hole forms finished parts f, and six mould includes the 6th master mold and the 6th male model, and the 6th master mold includes six mould main moulds 61,
Benevolence 62 in six mould main mould internal models is equipped with inside one end of the six moulds main mould, the lateral wall of benevolence has clamping convex in six mould internal models
It rises, the intracavity sidewall of six mould main moulds has card slot, positions benevolence in six mould internal models in one end of six mould main mould inner cavities, described
Six mould main mould fixing seats 63 are equipped with inside the other end of six mould main moulds, one end of the six moulds main mould fixing seat is equipped with six mould main moulds
Three pincushions 64, the inside of six moulds main mould, three pincushion are equipped with six mould main moulds, three needle top stick 65, in the inside of the six moulds main mould
Portion is equipped with six moulds and leads to stick casing 66, and six mould main moulds, three pincushion and six moulds are led to stick casing in six mould main moulds by six mould main mould fixing seats
Inside positioned, six mould lead to stick casing outside be equipped with six mould elastic components 67, the elastic reset of six mould elastic components
It can facilitate and six mould main moulds, three pincushion is dismantled, the inside that six mould leads to stick casing is equipped with six moulds and leads to stick 68, and six moulds lead to stick
One end in the six mould internal models benevolence protrude into the inside of six mould mold cores, the other end that six moulds lead to stick connects with six mould main moulds, three needle top stick
Finished parts f after molding can be ejected six mould main moulds by the cooperation that six mould main moulds, three needle top stick and six moulds lead to stick by touching, described
6th male model includes six stamping moulds 69, is equipped with six stamping modes 610, the 6th male model court inside one end of the six stampings mould
Punching press casting, which is moved back and forth, to the 6th master mold forms finished product cast f.
Specifically, being equipped with thimble through-hole on the stamping mould and five stamping moulds.
Specifically, the three moulds elastic parts and six mould elastic parts are spring.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (4)
1. a kind of connecting fork or section fork cold-heading cold-forge forming mold, including for casting successively a molding mould, two moulds, three moulds,
Four moulds, five moulds and six moulds, it is characterised in that: a mould includes the first master mold and the first male model, and first master mold includes one
Mould main mould, one end inside of the mould main mould are equipped with a mould mold core, and one end of the mould mold core is padded after being equipped with a mould internal model,
A mould backteeth is equipped with outside the one end padded after the one mould internal model, one end of the mould backteeth is padded after being equipped with a mould, and described one
The inside padded after mould internal model is equipped with a mould and leads to stick, and the inside padded after a mould is equipped with a mould main mould pushing pad, first male model
Including a stamping mould, the inside of the stamping mould is padded after being equipped with a stamping mould, and the one end padded after the stamping mould is equipped with one
Stamping stick, first male model move back and forth punching press casting towards the first master mold and form preforming casting a；
Two mould include the second master mold and the second male model, second master mold include two mould main moulds, the one of the two moulds main mould
End is internal to be equipped with two mould mold cores, and one end of the two moulds mold core is padded after being equipped with two mould main mould internal models, after the two moulds main mould internal model
Two mould backteeth are equipped with outside one end of pad, one end of the two moulds backteeth is padded after being equipped with two moulds, padded after the two moulds internal model interior
Portion is equipped with two moulds and leads to stick, and the inside padded after two mould is equipped with two mould main mould pushing pads, and second male model includes two stamping moulds, institute
The inside for stating two stamping moulds is equipped with two stamping die sleeve circles, and the inside of the two stampings die sleeve circle is padded after being equipped with two stamping moulds, described
One end of two stamping die sleeve circles is equipped with two stamping moulds, three pincushion, and the inside of two stampings mould, three pincushion is equipped with two stamping moulds, three needle
Stick is pushed up, one end of two stampings mould, three pincushion is equipped with two stamping sticks, and second male model moves back and forth punching towards the second master mold
Die casting forms preforming casting b；
Three mould includes third master mold and third male model, and the third master mold includes three mould main moulds, and the one of the three moulds main mould
End is internal to be equipped with benevolence in three mould internal models, and the inside of benevolence is equipped with three mould mold cores in the three moulds internal model, the three moulds main mould it is another
End is internal to be equipped with three mould main moulds, three pincushion, and the inside of three moulds main mould, three pincushion is equipped with three mould main moulds, three needle top stick, and described three
One end of three pincushion of mould main mould is equipped with three mould main mould fixing seats, is equipped with three moulds in the middle part of the inside of the three moulds main mould and leads to stick casing,
The outside that three mould leads to stick casing is equipped with three mould elastic components, and the inside that three mould leads to stick casing is equipped with three moulds and leads to stick, described
Third male model includes three stamping moulds, and the inside of the three stampings mould is equipped with three stamping die sleeve circles, the three stampings die sleeve circle it is interior
Portion is padded after being equipped with three stamping moulds, and one end of the three stampings die sleeve circle is equipped with three stamping moulds, three pincushion, three stampings mould, three needle
The inside of pad is equipped with three stamping moulds, three needle top stick, and one end of three stampings mould, three pincushion is equipped with three stamping sticks, and the third is public
Mould moves back and forth punching press casting towards third master mold and forms preforming casting c；
Four mould include the 4th master mold and the 4th male model, the 4th master mold include four mould main moulds, the one of the four moulds main mould
End is internal to be equipped with benevolence in four mould internal models, and the inside of benevolence is equipped with four mould mold cores in the four moulds internal model, the four moulds main mould it is another
End is internal to be equipped with four mould main moulds, three pincushion, and the inside of four moulds main mould, three pincushion is equipped with four mould main moulds, three needle top stick, and described four
One end of three pincushion of mould main mould is equipped with four mould main mould fixing seats, is equipped with four moulds in the middle part of the inside of the four moulds main mould and leads to stick casing,
Four mould lead to stick casing inside be equipped with four moulds lead to stick, the 4th male model include four stamping moulds, the four stampings mould it is interior
Portion is equipped with four stamping die sleeve circles, and the inside of the four stampings die sleeve circle is padded after being equipped with four stamping moulds, the four stampings die sleeve circle
One end is equipped with four stamping moulds, three pincushion, and the inside of four stampings mould, three pincushion is equipped with four stamping moulds, three needle top stick, four mould
One end of three pincushion of punch die is equipped with four stamping sticks, the 4th male model towards the 4th master mold move back and forth punching press casting formed it is pre- at
Type casting d；
Five mould include the 5th master mold and the 5th male model, the 5th master mold include five mould main moulds, the one of the five moulds main mould
End is padded after being equipped with five mould main moulds, and the inside of the five moulds main mould is equipped with five mould main moulds and leads to stick, the inside padded after the five moulds main mould
Equipped with five mould main mould pushing pads, the 5th male model includes that the inside of five stamping moulds is equipped with five stamping mould pushing pads, the five moulds main mould
One end of pushing pad is equipped with five stamping sticks, and the 5th male model moves back and forth punching press casting towards the 5th master mold and forms preforming casting
e；
Six mould include the 6th master mold and the 6th male model, the 6th master mold include six mould main moulds, the one of the six moulds main mould
End is internal to be equipped with benevolence in six mould main mould internal models, is equipped with six mould main moulds, three pincushion inside the other end of the six moulds main mould, and described six
The inside of three pincushion of mould main mould is equipped with six mould main moulds, three needle top stick, and one end of six moulds main mould, three pincushion is solid equipped with six mould main moulds
Reservation, the inside middle part of the six moulds main mould are equipped with six moulds and lead to stick casing, and the outside that six mould leads to stick casing is equipped with six mould bullets
Property part, six mould lead to stick casing inside be equipped with six moulds lead to stick, the 6th male model include six stamping moulds, the six stampings mould
One end inside be equipped with six stamping modes, the 6th male model moves back and forth punching press casting towards the 6th master mold and forms finished parts f.
2. a kind of connecting fork or section fork cold-heading cold-forge forming technique, it is characterised in that: include the following steps；
S0, stock, interception rectangular bar stock are raw material, and the long side of rectangular bar stock is stupefied to be handled by fillet, form raw pieces g；
The both ends of the surface of rectangular bars raw material g are distinguished impact forging using mould one and go out corresponding location hole by S1, impact forging location hole, are formed
Preforming casting a；
Wall is pitched in S2, impact forging, and one end impact forging of preforming casting a is gone out symmetrical fork wall using mould two, forms preforming casting b；
Preforming casting b is gone out connecting hole far from one end impact forging of fork wall using mould three by S3, impact forging connection hole slot and connecting column
Slot forms preforming casting c；
S4, impact forging fork body and fork wall, make the preforming casting c impact forging pitch body using mould four and pitch wall carry out further impact forging at
Type forms preforming casting d；
S5, impact forging fork body and fork wall, make the preforming casting d impact forging pitch body using mould five and pitch wall carry out further impact forging at
Type forms preforming casting e；
S6, impact forging connect through-hole, using mould six by the connection hole slot impact forging on preforming casting e be penetrating connecting hole, formation
Finished parts f.
3. a kind of connecting fork according to claim 1 or section fork cold-heading cold-forge forming mold, it is characterised in that: a mould
Thimble through-hole is equipped on punch die and five stamping moulds.
4. a kind of connecting fork according to claim 1 or section fork cold-heading cold-forge forming mold, it is characterised in that: three mould
Elastic parts and six mould elastic parts are spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811134933.4A CN109079084B (en) | 2018-09-28 | 2018-09-28 | Cold upsetting and cold forging forming die for connecting fork or joint fork and forming process thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811134933.4A CN109079084B (en) | 2018-09-28 | 2018-09-28 | Cold upsetting and cold forging forming die for connecting fork or joint fork and forming process thereof |
Publications (2)
| Publication Number | Publication Date |
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| CN109079084A true CN109079084A (en) | 2018-12-25 |
| CN109079084B CN109079084B (en) | 2023-08-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811134933.4A Active CN109079084B (en) | 2018-09-28 | 2018-09-28 | Cold upsetting and cold forging forming die for connecting fork or joint fork and forming process thereof |
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| CN112517831A (en) * | 2020-11-18 | 2021-03-19 | 嘉善宝岛模具厂(普通合伙) | Guide pin cold heading processing technology |
| CN112845875A (en) * | 2021-01-11 | 2021-05-28 | 苏州市同心机械厂 | Extrusion die |
| CN117900368A (en) * | 2024-03-18 | 2024-04-19 | 常州博帝汽车零部件有限公司 | Cold heading module for flange sleeve machining and cold heading process thereof |
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