CN206382350U - Power transmission shaft extrusion molding dies - Google Patents
Power transmission shaft extrusion molding dies Download PDFInfo
- Publication number
- CN206382350U CN206382350U CN201621458271.2U CN201621458271U CN206382350U CN 206382350 U CN206382350 U CN 206382350U CN 201621458271 U CN201621458271 U CN 201621458271U CN 206382350 U CN206382350 U CN 206382350U
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- Prior art keywords
- extruding
- mould
- transmission shaft
- power transmission
- load bar
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Abstract
A kind of power transmission shaft extrusion molding dies, which include combination die, to be equipped with block, the lower mould of extruding, the upper mould of extruding, pushes away tringle, load bar and loaded ring, push away tringle be connected with extruding lower mould can simultaneously drive extrude under mould translate；Mandrel is equipped with the length direction of block perpendicular to combination die and is disposed through extruding on upper mould and the lower mould of extruding；Load bar is a pair and is divided to two relative directions in die cavity；Loaded ring is a pair and is divided to two relative directions in die cavity, also, each loaded ring is sheathed on corresponding load bar periphery.Compared with prior art, the utility model has the advantage of：This mold can realize load bar and the two-way double acting feeding loading of loaded ring, shorten forming process, improve forming efficiency.Mould overall structure is simple, manufacturing cost is low, applied widely, easy to use.
Description
Technical field
The utility model is related to a kind of mould, and the mould can be used for the extrusion forming of power transmission shaft.Belong to gold
Category processing equipment technical field.
Background technology
Power transmission shaft is the axle class load-carrying member for realizing different spaces axis load transmission, is widely used in industry, traffic
The fields such as transport.Accurate compact transmission device power transmission shaft develops towards performance high strengthening and function diversification direction, therefore
The features such as transmission shaft structure shows complexity, isomery.
Fig. 1 and Fig. 2 show a kind of common power transmission shaft 10, and the axial both sides of the power transmission shaft 10 form side opening 10c, middle part shape
Cheng Youyi radial direction through hole 10b, the outer radial through hole outer end of power transmission shaft 10 is formed with flange 10a, and flange 10a can connect with connector
Connect.In the prior art, shaping is machined using extruded bar stock or directly, or is machined into using big surplus forging blank
Shape, machine-finish allowance is big, and stock utilization is low, and the process-cycle is long, while being machined destruction extruding or forging metal stream
Line, reduces formed parts performance, influences the service life of component.Therefore, inexpensive, high forming efficiency and high-performance are always this
The target that class drive shaft parts figuration manufacture professional domain is pursued.
Multidirectional loading and shaping technology can realize that component is few without machining, can greatly improve stock utilization and shaping
Efficiency, and can ensure that Plastic Forming metal streamline exempts from machining destruction and influences component performance to greatest extent.Therefore
The technology is widely used in the multidirectional precision forging or multidirectional precise extrusion molding of high-performance complex structural member.Formed parts knot
The complicated and different multidirectional load mode of structure, the precision of formed parts and the controllability of forming process need accurate finishing die
Has frock guarantee, therefore, the mould structure design of precision form is very crucial.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of suitable two-way double for the above-mentioned state of the art
The power transmission shaft extrusion molding dies of dynamic loading Compound Extrusion shaping.
Technical problem to be solved in the utility model is that a kind of simple in construction, material is provided for the above-mentioned state of the art
Material utilization rate height and the power transmission shaft extrusion molding dies without cutting precise extrusion that can be realized.
The utility model solve the technical scheme that is used of above-mentioned technical problem for：A kind of power transmission shaft extrusion molding dies,
It is characterized in that including
Combination die is equipped with block, the hollow cavity with axial direction；
In the lower mould of extruding, the hollow cavity that block is equipped with provided with aforementioned combinatorial mould；
Mould in extruding, is equipped with the hollow cavity of block and above the lower mould of extruding provided with aforementioned combinatorial mould, in the extruding
The die cavity of blank bar placement is formed between mould and the lower mould of extruding；
Tringle is pushed away, is connected with mould under foregoing extruding and the lower mould translation of extruding can be driven；
Mandrel, is equipped with the length direction of block perpendicular to combination die and is disposed through extruding on upper mould and the lower mould of extruding, the core
Axle is circumscribed with the first load maintainer；
Load bar is a pair and is divided to two relative directions in foregoing die cavity, and each load bar is circumscribed with second and added
Mounted mechanism；And
Loaded ring is a pair and is divided to two relative directions in the foregoing die cavity, also, each loaded ring is sheathed on pair
The load bar periphery answered, each load bar is circumscribed with the 3rd load maintainer.
In view of the convenience of installation, the combination die is equipped with block bottom and is secured by bolts in template.
Further, top surface forms groove on the inside of mould in the extruding, accordingly, mould vertical length direction under the extruding
Offer through through hole, described mandrel can be disposed through in foregoing through hole and extend into the groove of the upper mould of extruding, institute
Endoporus one enlarging of formation that through hole opens mould under extrusion is stated, the mandrel includes extension, frustum section and led successively from front to back
To section, also, foregoing extension, frustum section and guide section radical length increase successively, and foregoing frustum section descends mould with extruding
Enlarging, which coordinates, can form the flange part of power transmission shaft.
Compared with prior art, the utility model has the advantage of：This mold can realize load bar and loaded ring
Two-way double acting feeding loading, shortens forming process, improves forming efficiency.This mold can realize that the few nothing of such power transmission shaft is cut
Precise extrusion molding is cut, stock utilization height is improved, reduces manufacturing cost.Mould overall structure is simple, manufacturing cost is low, applicable
Scope is wide, easy to use.
Brief description of the drawings
Fig. 1 is transmission shaft structure schematic diagram of the prior art.
Fig. 2 is along A-A directions sectional view in Fig. 1.
Fig. 3 is example structure schematic diagram.
Fig. 4 is upper die structure schematic diagram in Fig. 1.
Fig. 5 is along B-B directions sectional view in Fig. 4.
Fig. 6 is the enlarged diagram of mandrel in Fig. 2.
Fig. 7 is the original state figure after blank is assembled.
Fig. 8 is level to compound forward extrusion state diagram.
Fig. 9 is state diagram after loaded ring unloading is given up the throne.
Figure 10 is load bar level to compound backward extrusion state diagram.
Figure 11 is that load maintainer and mandrel are given up the throne state diagram.
Figure 12 gives up the throne state diagram for the lower mould reduced.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing embodiment.
Power transmission shaft extrusion molding dies, which include combination die, to be equipped with block 3, the lower mould 2 of extruding, mould 1 in extruding, pushes away tringle 9, loads
Bar 5 and loaded ring 4, combination die, which is equipped with block 3, has the hollow cavity 31 of axial direction；The lower mould 2 of extruding is equipped with block 3 provided with combination die
In cavity body 31；Mould 1 is equipped with the hollow cavity 31 of block 3 provided with combination die and positioned at the lower top of mould 2 of extruding, the extruding in extruding
The die cavity of blank bar placement is formed between upper mould 1 and the lower mould 2 of extruding.
Push away tringle 9 to be connected with the lower mould 2 of extruding and the lower mould 2 of extruding can be driven to translate, mandrel 8 is equipped with block 3 perpendicular to combination die
Length direction be disposed through extruding on mould 1 and the lower mould 2 of extruding, the mandrel 8 is circumscribed with the first load maintainer 81.
Load bar 5 is a pair and is divided to two relative directions in die cavity, and each load bar 5 is circumscribed with the second load maintainer
51；Loaded ring 4 is a pair and is divided to two relative directions in die cavity, also, each loaded ring 4 is sheathed on corresponding load bar
5 peripheries, each load bar 5 is circumscribed with the 3rd load maintainer 41.
Combination die is equipped with the bottom of block 3 and is fixed on by several bolts 61 in template 6, and template 6 is fixed on compressor operation again
On platform.
With reference to shown in Fig. 4, Fig. 5 and Fig. 6, the inner side top surface of mould 1 forms groove 11 in extruding, accordingly, and the lower mould 2 of extruding hangs down
Straight length direction is offered through through hole, and mandrel 8 can be disposed through in through hole and extend into the groove 11 of the upper mould of extruding, lead to
Endoporus one enlarging 21 of formation of mould 2 under extrusion is opened in hole, and mandrel 8 includes extension 82, frustum section 83 and led successively from front to back
To section 84, also, extension 82, frustum section 83 and the radical length of guide section 84 increase successively, preceding frustum section 83 and the lower mould 2 of extruding
Enlarging 21 coordinate can form the flange part 10a of power transmission shaft.
Operating process：
With reference to shown in Fig. 7, the blank 100 after machined and heating process is equipped with to be obtained in die cavity after the heating, mandrel 8
Enter behind position, loaded ring 4 and load bar 5 enter position, turn next work step.
With reference to shown in Fig. 8, after the first step, 5 pairs of loaded ring 4 and load bar are to synchronization to upsetting squeeze blank 100, shaping is passed
Moving axis side opening 10c, to after spacing, turns next work step.
With reference to shown in Fig. 9, loaded ring 4 unload and reversely retract it is spacing after, turn next work step.
With reference to shown in Figure 10, load bar 5 is synchronous to extrusion billet, shaping transmission shaft main body, to after spacing, turns next work
Step.
With reference to shown in Figure 11, load bar 5 is unloaded, and mandrel 8, which enters position, to be exited, and load bar 5 and loaded ring 4 are exited after die cavity, is turned
Next work step.
With reference to shown in Figure 12, push away after tringle 9 pulls the central cavity for extruding lower mould 2 and exiting the equipped block 3 of combination die and take out
After extrusion (i.e. power transmission shaft 10), the lower mould 2 of extruding enters central cavity block.Once-forming link terminates, and turns next power transmission shaft
Shape link.
Level to synchronization to upsetting squeeze it is compound just squeezing work step, the unloading of loaded ring 4 give up the throne work step, the level of load bar 5 to
Compound anti-crowded work step and loading system (load bar 5 and loaded ring 4) and mandrel 8 are given up the throne work step, and this four work steps is operate continuously
Work step, corresponding work step and stroke limit are ensured by control system setting program.Work that blank is equipped with work step and the lower mould of extruding is given up the throne
Walk as interval independent operation work step.
Claims (3)
1. a kind of power transmission shaft extrusion molding dies, it is characterised in that including
Combination die is equipped with block, the hollow cavity with axial direction；
In the lower mould of extruding, the hollow cavity that block is equipped with provided with aforementioned combinatorial mould；
Mould in extruding, is equipped with the hollow cavity of block provided with aforementioned combinatorial mould and above the lower mould of extruding, in the extruding mould with
The die cavity of blank bar placement is formed between the lower mould of extruding；
Tringle is pushed away, is connected with mould under foregoing extruding and the lower mould translation of extruding can be driven；
Mandrel, is equipped with the length direction of block perpendicular to combination die and is disposed through extruding on upper mould and the lower mould of extruding, outside the mandrel
It is connected to the first load maintainer；
Load bar is a pair and is divided to two relative directions in foregoing die cavity, and each load bar is circumscribed with the second loading machine
Structure；And
Loaded ring is a pair and is divided to two relative directions in the foregoing die cavity, also, each loaded ring be sheathed on it is corresponding
Load bar periphery, each load bar is circumscribed with the 3rd load maintainer.
2. power transmission shaft extrusion molding dies according to claim 1, it is characterised in that the combination die is equipped with block bottom and led to
Bolt is crossed to be fixed in template.
3. power transmission shaft extrusion molding dies according to claim 1, it is characterised in that in the extruding on the inside of mould top surface into
Type is fluted, accordingly, and mould vertical length direction is offered through through hole under the extruding, and described mandrel can be disposed through
Foregoing through hole is interior and extend into the groove of the upper mould of extruding, and the through hole opens endoporus one enlarging of formation of mould under extrusion, institute
State mandrel includes extension, frustum section and guide section, also, foregoing extension, frustum section and guide section footpath successively from front to back
Increase successively to length, the enlarging of foregoing frustum section and the lower mould of extruding, which coordinates, can form the flange part of power transmission shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621458271.2U CN206382350U (en) | 2016-12-28 | 2016-12-28 | Power transmission shaft extrusion molding dies |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621458271.2U CN206382350U (en) | 2016-12-28 | 2016-12-28 | Power transmission shaft extrusion molding dies |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206382350U true CN206382350U (en) | 2017-08-08 |
Family
ID=59490495
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621458271.2U Active CN206382350U (en) | 2016-12-28 | 2016-12-28 | Power transmission shaft extrusion molding dies |
Country Status (1)
| Country | Link |
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| CN (1) | CN206382350U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115415745A (en) * | 2022-09-09 | 2022-12-02 | 江苏双环齿轮有限公司 | Production process of multi-step precision die forging of shafting containing holes |
-
2016
- 2016-12-28 CN CN201621458271.2U patent/CN206382350U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115415745A (en) * | 2022-09-09 | 2022-12-02 | 江苏双环齿轮有限公司 | Production process of multi-step precision die forging of shafting containing holes |
| CN115415745B (en) * | 2022-09-09 | 2024-01-26 | 江苏双环齿轮有限公司 | Production process of multi-step precision die forging with hole shafting |
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