CN208427542U - Connecting fork mold - Google Patents
Connecting fork mold Download PDFInfo
- Publication number
- CN208427542U CN208427542U CN201821063703.9U CN201821063703U CN208427542U CN 208427542 U CN208427542 U CN 208427542U CN 201821063703 U CN201821063703 U CN 201821063703U CN 208427542 U CN208427542 U CN 208427542U
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- Prior art keywords
- groove
- connecting fork
- mold
- hole
- submodule
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- 229910000831 Steel Inorganic materials 0.000 claims description 14
- 239000010959 steel Substances 0.000 claims description 14
- 238000004519 manufacturing process Methods 0.000 claims description 11
- 238000010438 heat treatment Methods 0.000 claims description 7
- 238000005496 tempering Methods 0.000 claims description 4
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 230000007547 defect Effects 0.000 abstract description 6
- 239000011265 semifinished product Substances 0.000 description 20
- 238000009966 trimming Methods 0.000 description 15
- 238000000034 method Methods 0.000 description 14
- 239000000463 material Substances 0.000 description 13
- 238000005266 casting Methods 0.000 description 11
- 239000002994 raw material Substances 0.000 description 10
- 238000005452 bending Methods 0.000 description 7
- 238000001816 cooling Methods 0.000 description 6
- 238000009740 moulding (composite fabrication) Methods 0.000 description 6
- 238000003825 pressing Methods 0.000 description 5
- 239000000047 product Substances 0.000 description 5
- 239000003795 chemical substances by application Substances 0.000 description 3
- 238000001125 extrusion Methods 0.000 description 3
- 208000037656 Respiratory Sounds Diseases 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 238000001192 hot extrusion Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229910001338 liquidmetal Inorganic materials 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000000284 resting effect Effects 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 210000004243 sweat Anatomy 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model provides a kind of connecting fork mold.Connecting fork mold includes master mold, submodule and location structure.Master mold has the first groove and the second groove, and the second groove is set to the surrounding of the first groove, and the groove depth of the second groove is different with the groove depth of the first groove.Submodule has third groove.Location structure includes the first location structure and the second location structure, and the first location structure and the second location structure are respectively arranged on master mold and submodule.Wherein, after master mold and submodule cooperate, connecting fork is taken shape in the cavity that the first groove and third groove are formed.The connecting fork defect that connecting fork mold provided by the utility model manufactures is less.
Description
Technical field
The utility model relates to automobile fitting technical field, especially a kind of connecting fork mold.
Background technique
With the gradually development of domestic auto manufacturing, requirement of the people to automobile parts is also higher and higher.Wherein, even
It connects fork to cast in the form of casting, casting is that liquid metals is cast to the casting cavity being adapted with part shape
In, the method after its cooled and solidified, to obtain part or blank.Finished product after casting is often mingled with class there is many and lacks
It falls into, such as: exogenous metallic inclusion, cold shot, internal sweat, slag inclusion, sand holes.Meanwhile the finished product organizational coarseness cast, physics
Performance is poor.Also, in casting process, the more difficult control of temperature for melting casting metals, temperature is too high, easily produces casting
Angry hole, shrinkage cavity even crackle, greatly shorten service life, and temperature is too low, and casting can be made to generate cold shut, misrun or shape
The defects of profile is unclear.
Furthermore connecting fork is in U-typed, during casting connecting fork, it is in U-typed middle interconnecting piece position and both ends
The heating speed and cooling velocity of position are different, and middle interconnecting piece position cooling velocity is slower, it is easier to shrinkage cavity occur, shrink not
, the defects of dredging hole, so that middle interconnecting piece position is more easily broken off, causes heavy losses.Meanwhile the connecting fork trimming of U-typed
Difficulty is big.
Utility model content
The purpose of the utility model is to provide a kind of molds of connecting fork less for manufacturing defect.
In order to solve the above-mentioned technical problem, a kind of connecting fork mold provided by the utility model, for making connecting fork, even
Connecing fork mold includes master mold, submodule and location structure.Master mold has the first groove and the second groove, and it is recessed that the second groove is set to first
The groove depth of the surrounding of slot, the groove depth of the second groove and the first groove is different.Submodule has third groove.Location structure includes first
Location structure and the second location structure, the first location structure and the second location structure are respectively arranged on master mold and submodule.Wherein, female
After mould and submodule cooperation, connecting fork is taken shape in the cavity that the first groove and third groove are formed.
According to this aspect of the utility model, master mold also has the first concave surface, and submodule also has the second concave surface, and first is recessed
Face and the second concave surface all have rough striped, and the first concave surface is set to the surrounding of the second groove, and the second concave surface is set to third
The surrounding of groove.
According to this aspect of the utility model, master mold also has the first hole, and submodule also has the second hole, the first hole and the
In correspondence with each other, the part in the first hole is located in the first concave surface for the position in two holes.
According to this aspect of the utility model, master mold also has a third hole, and submodule also has the 4th hole, third hole and the
In correspondence with each other, third hole is located in the first concave surface for the position in four holes.
According to this aspect of the utility model, connecting fork mold is using the hot-work die steel after tempering heat treatment
At the thickness of master mold and submodule is in 10cm or more.
To sum up, the first groove is surrounded by the second groove, extra material in connecting fork mold provided by the utility model
Material is pressed into the second groove, also, because the groove depth of the second groove and the groove depth of the first groove are different, extra material and the
Material in one groove has apparent line of demarcation, this line of demarcation is conducive to the progress of trimming below.Meanwhile connecting fork mold is set
There is location structure, look for position convenient for master mold and being aligned with each other for submodule, reduces a possibility that occurring between master mold and submodule to displacement.
Detailed description of the invention
Fig. 1 is the main view for the connecting fork semi-finished product that the embodiments of the present invention provide；
Fig. 2 is the top view for the connecting fork semi-finished product that the embodiments of the present invention provide；
Fig. 3 is the bottom view for the connecting fork semi-finished product that the embodiments of the present invention provide；
Fig. 4 is the schematic diagram of master mold in the connecting fork mold of the embodiments of the present invention offer；
Fig. 5 is the schematic diagram of submodule in the connecting fork mold of the embodiments of the present invention offer.
Specific embodiment
With reference to the accompanying drawings and examples, specific embodiment of the present utility model is described in further detail.Below
Example is not intended to limit the scope of the present invention for illustrating the utility model.
Please refer to Fig. 4 and Fig. 5.The present embodiment provides a kind of connecting fork molds, including master mold 15, submodule 16 and positioning knot
Structure.Master mold 15 has the first groove 1 and the second groove 2, and the second groove 2 is set to the surrounding of the first groove 1, the slot of the second groove 2
It is deep different with the groove depth of the first groove 1.Submodule 16 has third groove 7.Location structure includes that the first location structure 3 and second is fixed
Bit architecture 10, the first location structure 3 and the second location structure 10 are respectively arranged on master mold 15 and submodule 16.Wherein, 15 He of master mold
After submodule 16 cooperates, the shape for the cavity that the first groove 1 and third groove 7 are formed is determined according to the shape of connecting fork.
During actual fabrication, final product does not have gap in order to prevent, and raw material are all excessively launched, will be former
Material is placed in master mold 15, and after closing submodule 16, under the action of ambient pressure, raw material are pressed into the first groove 1 and
The shape for the cavity that three grooves 7 are formed.And add into raw material form extra material, be pressed into the second groove 2, and
And second groove 2 groove depth and the first groove 1 groove depth it is different, when the groove depth of the second groove 2 is than the groove depth of the first groove 1
When deep or more shallow, the extra material in the second groove 2 forms height ladder than the material in the first groove 1, from
And the material in extra material and the first groove 1 is caused to have apparent line of demarcation at ladder, after this line of demarcation is conducive to
The progress of face trimming.Meanwhile connecting fork mold is equipped with location structure, looks for position convenient for master mold 15 and being aligned with each other for submodule 16.Together
When, location structure also reduces master mold 15 and the probability of relative displacement occurs for submodule 16.In this present embodiment, the first location structure
3 and second location structure 10 be respectively protrusion, shrinkage pool.It fastens there are two protrusion and shrinkage pool are each and mutually.But this is practical new
Type does not do any restriction to the number and structure of the first location structure 3 and the second location structure 10.
In this present embodiment, master mold 15 also has the first concave surface 4, and submodule 16 also has the second concave surface 11,4 He of the first concave surface
Second concave surface 11 all has rough striped, and the first concave surface 4 is set to the surrounding of the second groove 2, and the second concave surface 11 is set to the
The surrounding of three grooves 7.The design of first concave surface 4 and the second concave surface 11 increases the frictional force between master mold 15 and submodule 16, from
And be conducive to the demoulding of master mold 15 and submodule 16.Secondly, the first concave surface 4 and the second concave surface 11 can be extra with accommodating portion original
Material prevents raw material from launching excessive, and making master mold 15 and submodule 16, there are gaps for centre after closing.
In this present embodiment, master mold 15 also has the first hole 5, and submodule 16 also has the second hole 8, the first hole 5 and the second hole 8
Position in correspondence with each other, the part in the first hole 5 is located in the first concave surface 4.In this present embodiment, the first hole 5 and the second hole 8 difference
There are two, but the utility model does not do any restriction to the number in the first hole 5 and the second hole 8.First hole 5 and the second hole 8 are used
In installation extrusion equipment, guarantee going on smoothly for extrusion process.
In this present embodiment, master mold 15 also has third hole 6, and submodule 16 also has the 4th hole 9, third hole 6 and the 4th hole 9
Position in correspondence with each other, third hole 6 is located in the first concave surface 4.In this present embodiment, third hole 6 and the 4th hole 9 have two respectively
It is a, but the utility model does not do any restriction to the number in third hole 6 and the 4th hole 9.Third hole 6 and the 4th hole 9 be used for into
One step is directed at master mold 15 and submodule 16.Pin connection is used between third hole 6 and the 4th hole 9.
In this present embodiment, connecting fork mold is made of the hot die steel after tempering heat treatment, 15 He of master mold
Submodule 16 with a thickness of 15cm.Because connecting fork mold needs to bear higher temperature and very high pressure during use
Power, it is very high to the intensity requirement of connecting fork, production connecting fork mold is made using the hot die steel after tempering heat treatment,
Hot die steel can be able to maintain its ambient temperature mechanical properties for a long time at high temperature, and thermalization does not occur at high temperature, have high heat
Stability, otherwise connecting fork mold will be plastically deformed, and heap is caused to collapse and fail, to guarantee be put into higher temperature
When raw material, connecting fork mold will not deform simultaneously.Meanwhile guaranteeing in the environment of elevated pressures, connecting fork mold is not
It can deform easily.Furthermore master mold 15 and the thickness of submodule 16 have in 10cm or more, are not easy also for guarantee connecting fork mold
Deformation.
Connecting fork made from connecting fork mold in the present embodiment by two diameters be 26mm disk, one it is reeded
The disk and two connection strap compositions that diameter is 26mm, the diameter of groove is 14mm, and the order of connection is followed successively by disk, connection
Item, reeded disk, connection strap, disk.Distance from the center of one of disk to the center of reeded disk is
44.5mm.The width of connection strap is 20mm, and the thickness of two disks is 8.85mm, connection strap with a thickness of 6mm, connecting fork is long
115mm, all property at parts of edges and corners are equipped with chamfering.After master mold 15 in the present embodiment and submodule 16 cooperate, the first groove 1 and the
The size and shape that the shapes and sizes for the cavity that three grooves 7 are formed and standard connection are pitched is identical.
The present embodiment also provides a kind of connecting fork manufacturing process
Preheating pressing steps: raw material are heated to 880 DEG C~900 DEG C and are put into obtain with extrusion forming in connecting fork mold
To semi-finished product；
Trimming process, by semi-finished product trimming；And
Fixating shape step: by the semi-finished product bending forming after trimming.
Existing foundry method improvement is to be squeezed and deformed by connecting fork manufacturing process provided in this embodiment, entire technique stream
Cheng Zhong, it is only necessary to preheat, not need to melt raw material, be preheating to 880 DEG C~900 DEG C and heating fusing is compared, institute
The temperature needed substantially reduces, therefore can effectively save the energy, reduces processing cost, reduces processing danger coefficient.Meanwhile it not needing
By raw material melt-casting, stomata, shrinkage cavity even crackle the defects of the probability that occurs substantially reduce.Furthermore " U " to cast
Overlap of the connecting fork of type in bending place handles difficulty, and the semi-finished product in this connecting fork manufacturing process are obtained by squeezing, and are being pressed
Under the action of power, semi-finished product are close to plate, and overlap processing is simple.In addition, due to being not necessarily to after preheating pressing steps to semi-finished product
It is cooling, be not in because shrinkage cavity caused by the connecting fork middle interconnecting piece point cooling velocity of U " type is relatively slow, shrink it is uneven, thin
The defects of hole the problems in collection.
In this present embodiment, raw material are cylindrical raw steel section, and the optimal diameter of raw steel section is 18mm, the length of raw steel section
Spend optimal for 100mm, but the utility model does not do any restriction to the diameter and length of raw steel section, and the diameter of raw steel section can be with
It is any numerical value in 16mm~19mm, the length of raw steel section can be any numerical value in 97mm~103mm.When raw steel section
Diameter is 18mm, and when length is 100mm, the overlap of semi-finished product obtained is minimum, reduces the waste of raw material.In this implementation,
The material of raw steel section is Q235 stainless steel, but the utility model does not do any restriction to the material of raw steel section.
In this present embodiment, the extruding force in pre- hot extrusion molding step is 300 tons~400 tons.By master mold 15 and submodule
After 16 work good, be placed in extruding equipment, master mold 15 and submodule 16 be arranged 300 tons~400 tons of pressure, continue several seconds when
Hou Hou removes extruding equipment, then demoulds, this finished product is demoulded to taking-up from connecting fork mold.
In this present embodiment, release agent addition step is additionally provided with before preheating pressing steps, release agent addition step includes:
Release agent, the demoulding of the semi-finished product conveniently obtained are brushed in connecting fork mold.
In this present embodiment, fixating shape step uses shaper, is placed in the shaper using ambient pressure
90 degree of bending formings of semi-finished product after trimming.In the actual operation process, the semi-finished product after trimming are placed in shaper concave
In the cavity of mould, then, punch-pin is engaged, by applying pressure to punch-pin and cavity plate, thus by semi-finished product bending forming.Cavity plate
It is the shape of the connecting fork of final bending forming with the cavity formed after punch-pin engaging.The utility model is using shaper to production
Product bending forming can be effectively controlled the shape of final connecting fork, guarantee that the bending degree of each connecting fork is all the same.Meanwhile
By the way that the semi-finished product after trimming are placed in shaper in the cavity of cavity plate, moreover it is possible to which whether the semi-finished dimensions after detecting trimming
It meets the requirements.
In this present embodiment, pressing steps, trimming process and fixating shape step is preheated to be set in a production line, therefore
After taking out this finished product, hot trimming processing directly is carried out to semi-finished product, but the utility model does not do any restriction to trimming technology,
In other embodiments, cold-trim(ming) processing can also be carried out to semi-finished product.Treated that semi-finished product also have residual temperature for hot trimming, should
Residual temperature range is enough to be formed to it at 550 DEG C~600 DEG C.Therefore, primary heating is only needed in entire connecting fork manufacturing process, saved
Save the energy.But the utility model does not do any restriction to this, in other embodiments, if the semi-finished product after trimming need to grow
Way transport or resting period are too long, then need to heat it.Also, contain cooling procedure in existing casting technique,
Required time is longer, and this technique is not necessarily to cooling procedure, in semi-finished product there are also when residual temperature, can still enter next step process,
Process time is largely shortened, processing efficiency is improved.
It will be understood by those skilled in the art that in the exposure of the utility model, term " on ", "lower", " preceding ",
The orientation or positional relationship of the instructions such as " rear ", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside" is based on attached
Orientation or positional relationship shown in figure, is merely for convenience of describing the present invention and simplifying the description, rather than instruction or dark
Show that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore above-mentioned term cannot
It is interpreted as the limitation to utility model.
Although the utility model is disclosed above by preferred embodiment, it is not intended to limit the utility model, it is any
This known those skilled in the art can make some changes and embellishment without departing from the spirit and scope of the utility model, therefore this is practical
Novel protection scope is subject to view claims range claimed.
Claims (5)
1. a kind of connecting fork mold, for manufacturing connecting fork, which is characterized in that the connecting fork mold includes:
Master mold has the first groove and the second groove, and second groove is set to the surrounding of first groove, and described second is recessed
The groove depth of slot is different with the groove depth of first groove；
Submodule has third groove；
Location structure, including the first location structure and the second location structure, first location structure and the second positioning knot
Structure is respectively arranged on the master mold and the submodule；And
Wherein, after the master mold and the submodule cooperate, the connecting fork takes shape in first groove and the third groove
In the cavity of formation.
2. connecting fork mold as described in claim 1, which is characterized in that the master mold also has the first concave surface, the submodule
Also there is the second concave surface, first concave surface and second concave surface all have rough striped, and first concave surface is set
In the surrounding of second groove, second concave surface is set to the surrounding of the third groove.
3. connecting fork mold as claimed in claim 2, which is characterized in that the master mold also has the first hole, and the submodule is also
With the second hole, in correspondence with each other, the part in first hole is located at described first for the position in first hole and second hole
In concave surface.
4. connecting fork mold as claimed in claim 2, which is characterized in that the master mold also has third hole, and the submodule is also
With the 4th hole, in correspondence with each other, the third hole is located in first concave surface for the position in the third hole and the 4th hole.
5. connecting fork mold as described in claim 1, which is characterized in that the connecting fork mold, which uses, passes through tempering heat treatment
Hot die steel afterwards is made, and the thickness of the master mold and the submodule is in 10cm or more.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821063703.9U CN208427542U (en) | 2018-07-05 | 2018-07-05 | Connecting fork mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821063703.9U CN208427542U (en) | 2018-07-05 | 2018-07-05 | Connecting fork mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208427542U true CN208427542U (en) | 2019-01-25 |
Family
ID=65099413
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821063703.9U Expired - Fee Related CN208427542U (en) | 2018-07-05 | 2018-07-05 | Connecting fork mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208427542U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108994104A (en) * | 2018-07-05 | 2018-12-14 | 周蒋维 | Connecting fork mold and connecting fork manufacturing process |
-
2018
- 2018-07-05 CN CN201821063703.9U patent/CN208427542U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108994104A (en) * | 2018-07-05 | 2018-12-14 | 周蒋维 | Connecting fork mold and connecting fork manufacturing process |
| CN108994104B (en) * | 2018-07-05 | 2024-06-04 | 周蒋维 | Connecting fork die and manufacturing process of connecting fork |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190125 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |