CN206104573U - A die set that is used for shrinkage footpath major axis class - Google Patents
A die set that is used for shrinkage footpath major axis class Download PDFInfo
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- CN206104573U CN206104573U CN201621163616.1U CN201621163616U CN206104573U CN 206104573 U CN206104573 U CN 206104573U CN 201621163616 U CN201621163616 U CN 201621163616U CN 206104573 U CN206104573 U CN 206104573U
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- die
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Abstract
The utility model discloses a die set that is used for shrinkage footpath major axis class, including left die carrier mechanism and right die carrier mechanism, left die carrier mechanism includes left template, left main backing plate, left die cylinder, left side location tang, left die cylinder briquetting, left position circle and die support ring, and the tip of left position circle and die support ring is equipped with the undergauge die, runs through undergauge die, die support ring, left template and left main backing plate and is equipped with the shaft hole that sets up with the axle center, right side die carrier mechanism includes right template, youzhu backing plate, right die cylinder, right side location tang, right die cylinder briquetting, terrace die position circle, terrace die, terrace die uide bushing, uide bushing clamp plate, compression spring and blank position circle, in the one stroke, can accomplish the shrinkage of the major axis class blank within 1.5 meters and directly process, the axle of processing type has complete metal streamline, and the straightness accuracy is good, and circularity is less than 0.1mm, and the roughness reaches 0.8um, and axle behind the shrinkage footpath is quiet to be turned round intensity and can improve 8%~10%, fatigue strength and can improve more than 2.5 times, and the error is little, and the precision is high.
Description
Technical field
The utility model is related to a kind of major axis class blank cold reducing technical field, more particularly to a kind of for cold reducing major axis
The die device of class.
Background technology
With the keen competition in heavy-duty car car load market, each main engine plants are more and more stricter to parts quality requirement, both
Meet design strength requirement, energy-saving and emission-reduction are required again, automotive light weight technology production is a main trend of development of automobile.And cold reducing
Technique is, according to Principles of Metal Forming, the bar or materials in the tube of cold conditions to be put into the cold reducing die cavity being mounted on forcing press, is compeled
Metal stock is passed through from undergauge core rod so as to radial direction section reduce, axial elongation, so as to obtain required form, size with
And the shrinkage part with certain mechanical performance.Existing cold reducing technology is typically employed in length for the axle class zero within 200mm
On part, and in the shaft forgings undergauge more than 500mm because the factors such as material, stress affect, during easily there is bending and become
Shape, so that generation substandard products are more, wastes raw material.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of high precision, can be prevented effectively from the length for wasting raw material
Axle class blank cold reducing die device.
To solve above-mentioned technical problem, the technical solution of the utility model is：A kind of mould for cold reducing major axis class
Device, including located at the left mould frame mechanism and right mould frame mechanism between press bed and press slide unit, the left mould frame mechanism
Including the left templates being fixedly installed on the press bed, the left templates are provided with left detent, the left positioning
Spacing in groove to be fixed with left main backing plate, the week side of boss of the left main backing plate is provided with left installation land, sets in the left installation land
There is left mould cylinder, left positioning spigot is disposed with the outer wall of the left mould cylinder, it is right between the left positioning spigot and the left templates
Left mould cylinder briquetting should be provided with, the left mould cylinder briquetting is fixedly connected with the left templates, in the left mould cylinder left side is set with successively
The end of centring ring and female mold support ring, the left centring ring and the female mold support ring is provided with undergauge die, and the undergauge is recessed
Mould fixes the end for being satisfied with the left mould cylinder by die pressing plate, through the undergauge die, the female mold support ring, the left side
Template and the left main backing plate are provided with the axis hole of concentric setting；
The right mould frame mechanism includes the right mould plate being fixedly installed on the press slide unit, and the right mould plate is provided with the right side
Detent, spacing in the right detent to be fixed with right main backing plate, the week side of boss of the right main backing plate is provided with right installation land,
The right installation land is provided with right mould cylinder, and right positioning spigot, the right positioning spigot are disposed with the outer wall of the right mould cylinder
Right mould cylinder briquetting is correspondingly provided between the right mould plate, the right mould cylinder briquetting is fixedly connected with the right mould plate, the right side
Punch centring ring is set with mould cylinder, the punch centring ring is fixedly connected with the right mould plate, the punch centring ring upper limit
Position is provided with the punch extended towards right mould cylinder outside, and the punch that sets relative with the punch centring ring is led in the right mould cylinder
To set, the end of the right mould cylinder is installed with for the fairlead pressing plate spacing to the punch fairlead, the punch
Fairlead is set in the periphery of the punch, and the punch fairlead extends to the outside of the right mould cylinder, and the punch is oriented to
Compression spring is disposed between set and the punch centring ring, the end of the punch fairlead is provided with blank centring ring, described
Blank centring ring is arranged around the punch.
Used as preferred technical scheme, the undergauge die includes die circle stress and the die plate insert being set with successively.
Used as preferred technical scheme, the inner surface setting of the die circle stress is the conical surface, correspondingly the die plate insert
Outer surface be also configured as the conical surface.
Used as preferred technical scheme, the taper of the die circle stress inner surface is set to 1.3～1.7 °.
Used as preferred technical scheme, the inwall of the die plate insert is sequentially provided with from outside to inside blank guide part, work department
And correction unit, the internal diameter 0.2～0.3mm bigger than the internal diameter of the work department of the correction unit.
Used as preferred technical scheme, the blank is oriented to minister 25mm, the work minister 10mm, the correction minister
35mm。
Used as the improvement to above-mentioned technical proposal, the female mold support ring is provided with diameter towards one end of the undergauge die
The gradually big guiding conical surface, the long 15mm of the guiding conical surface.
As a result of above-mentioned technical proposal, the beneficial effects of the utility model are：In equipment one stroke, can complete
The cold reducing processing of the major axis class blank within 1.5 meters, the axle class of processing has complete metal streamline, and linearity is good, circularity
Less than 0.1mm, roughness reaches 0.8um, and compared with the axial workpiece of rolled, the quiet intensity of turning round of axle after cold reducing can be improved
8%～10%, fatigue strength can improve more than 2.5 times, and error is little, high precision.
Description of the drawings
The following drawings is only intended in schematic illustration and explanation is done to the utility model, does not limit model of the present utility model
Enclose.Wherein：
Fig. 1 is the structural representation of the utility model embodiment；
Fig. 2 is the structure enlarged diagram that A goes out in Fig. 1；
In figure：1- press beds；2- press slide units；3- left templates；The left main backing plates of 4-；5- left mould cylinders；The left positioning of 6- is stopped
Mouthful；7- left mould cylinder briquettings；The left centring rings of 8-；9- female mold support rings；91- is oriented to the conical surface；10- undergauge dies；101- die stress
Circle；102- die plate inserts；1021- blank guide parts；1022- work departments；1023- correction units；11- die pressing plates；12- right mould plates；
The right main backing plates of 13-；14- right mould cylinders；The right positioning spigots of 15-；16- right mould cylinder briquettings；17- punch centring rings；18- punch；19- is convex
Mould fairlead；20- fairlead pressing plates；21- compression springs；22- blank centring rings.
Specific embodiment
With reference to the accompanying drawings and examples, the utility model is expanded on further.In the following detailed description, only by saying
Bright mode describes some one exemplary embodiments of the present utility model.Undoubtedly, one of ordinary skill in the art can be with
Recognize, in the case of without departing from spirit and scope of the present utility model, can with a variety of modes to described
Embodiment is modified.Therefore, accompanying drawing and description are inherently illustrative, rather than for limiting the protection of claim
Scope.
As depicted in figs. 1 and 2, a kind of die device for cold reducing major axis class, including located at press bed 1 and pressure
Left mould frame mechanism and right mould frame mechanism between machine slide unit 2, the left mould frame mechanism includes being fixedly installed in the compressor operation
Left templates 3 on platform 1, the left templates 3 are fixedly mounted on the press bed 1 by alignment pin, in the left templates 3
Left detent is provided with, spacing in the left detent to be fixed with left main backing plate 4, the left main backing plate 4 can pass through bolt
It is fixed in the left templates 3 Deng installation, by the left templates 3 and the installation settings of the left main backing plate 4, equipment intensity increases
Greatly, in order to providing enough holding powers when major axis class blank carries out cold reducing.
The week side of boss of left main backing plate 4 described in the present embodiment is provided with left installation land, and the left installation land is provided with left mould cylinder
5, left positioning spigot 6 is disposed with the outer wall of the left mould cylinder 5, the positioning spigot sets at least to three, described to improve
The stationarity of left mould cylinder 5, is correspondingly provided with left mould cylinder briquetting 7, the left mould between the left positioning spigot 6 and the left templates 3
Cylinder briquetting 7 is fixedly connected with the left templates 3, by the cooperation of the left mould cylinder briquetting 7 and the left positioning spigot 6, by institute
State left mould cylinder 5 to be fixed in the described left installation land on the left main backing plate 4.It is set with successively in the left mould cylinder 5
Left centring ring 8 and female mold support ring 9, it is gradually big that the female mold support ring 9 is provided with diameter towards one end of the undergauge die 10
It is oriented to the conical surface 91, the guiding long 15mm of the conical surface 91.
The end of the left centring ring 8 and the female mold support ring 9 is provided with undergauge die 10, and the undergauge die 10 passes through
Die pressing plate 11 fixes the end for being satisfied with the left mould cylinder 5, through the undergauge die 10, the left templates 3 and the left master
Backing plate 4 is provided with the axis hole of concentric setting, to facilitate passing through for major axis class blank.The undergauge die 10 includes what is be set with successively
Die circle stress 101 and die plate insert 102, the inner surface setting of the die circle stress 101 is the conical surface, correspondingly the die plate insert
102 outer surface is also configured as the conical surface, and the taper of the inner surface of die circle stress 101 is set to 1.5 °, the die plate insert 102
Inwall be sequentially provided with blank guide part 1021, work department 1022 and correction unit 1023 from outside to inside, the correction unit 1023
Internal diameter 0.2～0.3mm bigger than the internal diameter of the work department 1022.The long 25mm of the blank guide part 1021, the work department
1022 long 10mm, the long 35mm of the correction unit 1023.The guiding conical surface 91 and the die plate insert on the female mold support ring 9
102 each portion uses cooperatively, and automatic aligning effect is played to the workpiece after undergauge.
The right mould frame mechanism includes the right mould plate 12 being fixedly installed on the press slide unit 2, and the right mould plate 12 leads to
Cross alignment pin to be mounted on the press slide unit 2, the press slide unit 2 can drive the right mould plate 12 and be arranged on
Other parts on the right mould plate 12 move back and forth together, coordinate with the press bed 1, complete the cold of major axis class blank
Diameter reducing process.The right mould plate 12 is provided with right detent 13, spacing in the right detent 13 to be fixed with right main backing plate
13, the week side of boss of the right main backing plate 13 is provided with right installation land, and the right main backing plate 13 can be installed by bolt etc. and is fixed to
On the right mould plate 12, by the right mould plate 12 and the installation settings of the right main backing plate 13, equipment intensity increases, in order to
Enough holding powers are provided when major axis class blank carries out cold reducing.
The right installation land is provided with right mould cylinder 14, and on the outer wall of the right mould cylinder 14 right positioning spigot 15 is disposed with,
Be correspondingly provided with right mould cylinder briquetting 16 between the right positioning spigot 15 and the right mould plate 12, the right mould cylinder briquetting 16 with it is described
Right mould plate 12 is fixedly connected, and is set with the centring ring 17 of punch 18 in the right mould cylinder 14, the centring ring 17 of the punch 18 with it is described
Right mould plate 12 is fixedly connected by connecting bolt, and the upper limit of 18 centring ring of the punch 17 is provided with towards outside the right mould cylinder 14
The punch 18 that side extends, the end of the punch 18 is provided with prominent limited ring dais, the surface of 18 centring ring of the punch 17 be provided with
The limited ring groove that the limited ring dais are used cooperatively, by the limited ring dais and the cooperation of the limited ring groove, makes described convex
Mould 18 is fixed and arranged through the centring ring 17 of the punch 18, and the right mould cylinder 14 is interior, and 18 centring rings 17 are relative with the punch sets convex
Mould fairlead 19, the end of the right mould cylinder 14 is installed with for the fairlead pressing plate spacing to the punch fairlead 19
20, the punch fairlead 19 is set in the periphery of the punch 18, and the punch fairlead 19 extends to the right mould cylinder 14
Outside, be disposed with compression spring 21 between the punch fairlead 19 and the centring ring 17 of the punch 18, the punch is oriented to
Six spring eyes are disposed with around the punch 18 on set 19, the compression spring 21 is correspondingly arranged in the spring eye, described
The end of punch fairlead 19 is provided with blank centring ring 22, and the blank centring ring 22 is arranged around the punch 18.
The blank centring ring 22 belongs to elastic mechanism, clamping with the punch 18 under the cooperation of the compression spring 21
During major axis class blank, it is easy to positioning；During compacting major axis class blank, major axis class blank can be pressed onto the undergauge of the left mould frame mechanism
In the guiding position of die 10.One end of major axis class blank is placed in the undergauge die of the left mould frame mechanism during practical operation
At 10 guiding, the other end is placed in the blank centring ring 22 of the right mould frame mechanism, realizes the Set and Positioning of workpiece, is opened
Take offence the power parts such as cylinder, drive the press slide unit 2 to move, make the press slide unit 2 with the press bed 1 gradually
It is close, in the presence of the die circle stress 101 and the die plate insert 102, realize the cold reducing processing of major axis class blank.
In one stroke of the present utility model, the cold reducing processing of the major axis class blank within 1.5 meters, processing can be completed
Axle class there is complete metal streamline, linearity is good, and circularity is less than 0.1mm, and roughness reaches 0.8um, the axle with rolled
Class part is compared, and the quiet intensity of turning round of the axle after cold reducing can improve 8%～10%, and fatigue strength can improve more than 2.5 times, by mistake
Little, the high precision of difference.
General principle of the present utility model, principal character and advantage of the present utility model has been shown and described above.One's own profession
The technical staff of industry it should be appreciated that the utility model is not restricted to the described embodiments, described in above-described embodiment and specification
Simply illustrate principle of the present utility model, on the premise of without departing from the utility model spirit and scope, the utility model is also
Various changes and modifications are had, these changes and improvements are both fallen within the range of claimed the utility model.The utility model
Claimed scope is by appending claims and its equivalent thereof.
Claims (7)
1. a kind of die device for cold reducing major axis class, including located at the left mould frame between press bed and press slide unit
Mechanism and right mould frame mechanism, it is characterised in that：The left mould frame mechanism includes the left side being fixedly installed on the press bed
Template, the left templates are provided with left detent, spacing in the left detent to be fixed with left main backing plate, the left main pad
The week side of boss of plate is provided with left installation land, and the left installation land is provided with left mould cylinder, on the outer wall of the left mould cylinder left side is disposed with
Positioning spigot, is correspondingly provided with left mould cylinder briquetting, the left mould cylinder briquetting and institute between the left positioning spigot and the left templates
State left templates to be fixedly connected, in the left mould cylinder left centring ring and female mold support ring, the left centring ring and institute are set with successively
The end for stating female mold support ring is provided with undergauge die, and the undergauge die fixes the end for being satisfied with the left mould cylinder by die pressing plate
Portion, through the undergauge die, the left templates and the left main backing plate axis hole of concentric setting is provided with；
The right mould frame mechanism includes the right mould plate being fixedly installed on the press slide unit, and the right mould plate is provided with right positioning
Groove, spacing in the right detent to be fixed with right main backing plate, the week side of boss of the right main backing plate is provided with right installation land, described
Right installation land is provided with right mould cylinder, and right positioning spigot, the right positioning spigot and institute are disposed with the outer wall of the right mould cylinder
State and right mould cylinder briquetting is correspondingly provided between right mould plate, the right mould cylinder briquetting is fixedly connected with the right mould plate, the right mould cylinder
Punch centring ring is inside set with, the punch centring ring is fixedly connected with the right mould plate, the punch centring ring upper limit peace
It is relative with the punch centring ring in the right mould cylinder to set punch guiding equipped with the punch extended towards right mould cylinder outside
Set, the end of the right mould cylinder is installed with for the fairlead pressing plate spacing to the punch fairlead, and the punch is led
The periphery of the punch is set in set, the punch fairlead extends to the outside of the right mould cylinder, the punch fairlead
Compression spring is disposed between the punch centring ring, the end of the punch fairlead is provided with blank centring ring, the base
Anticipate position circle to arrange around the punch.
2. a kind of die device for cold reducing major axis class as claimed in claim 1, it is characterised in that：The undergauge die
Including the die circle stress and die plate insert that are set with successively.
3. a kind of die device for cold reducing major axis class as claimed in claim 2, it is characterised in that：The die stress
The inner surface setting of circle is the conical surface, and correspondingly the outer surface of the die plate insert is also configured as the conical surface.
4. a kind of die device for cold reducing major axis class as claimed in claim 3, it is characterised in that：The die stress
The taper of circle inner surface is set to 1.3～1.7 °.
5. a kind of die device for cold reducing major axis class as claimed in claim 2, it is characterised in that：The die plate insert
Inwall is sequentially provided with from outside to inside blank guide part, work department and correction unit, and the internal diameter of the correction unit is than the work department
Big 0.2～the 0.3mm of internal diameter.
6. a kind of die device for cold reducing major axis class as claimed in claim 5, it is characterised in that：The blank is oriented to
Minister 25mm, the work minister 10mm, the correction minister 35mm.
7. a kind of die device for cold reducing major axis class as claimed in claim 1, it is characterised in that：The female mold support
Ring is provided with the gradually big guiding conical surface of diameter towards one end of the undergauge die, the long 15mm of the guiding conical surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621163616.1U CN206104573U (en) | 2016-10-25 | 2016-10-25 | A die set that is used for shrinkage footpath major axis class |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621163616.1U CN206104573U (en) | 2016-10-25 | 2016-10-25 | A die set that is used for shrinkage footpath major axis class |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206104573U true CN206104573U (en) | 2017-04-19 |
Family
ID=58528208
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621163616.1U Active CN206104573U (en) | 2016-10-25 | 2016-10-25 | A die set that is used for shrinkage footpath major axis class |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206104573U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108380679A (en) * | 2018-02-02 | 2018-08-10 | 湖北纳福传动机械股份有限公司 | A kind of yoke cold reducing extrusion die and its assembly method |
| CN111001988A (en) * | 2019-12-19 | 2020-04-14 | 重庆阳登机电有限公司 | Motor shaft manufacturing process |
-
2016
- 2016-10-25 CN CN201621163616.1U patent/CN206104573U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108380679A (en) * | 2018-02-02 | 2018-08-10 | 湖北纳福传动机械股份有限公司 | A kind of yoke cold reducing extrusion die and its assembly method |
| CN111001988A (en) * | 2019-12-19 | 2020-04-14 | 重庆阳登机电有限公司 | Motor shaft manufacturing process |
| CN111001988B (en) * | 2019-12-19 | 2021-01-08 | 重庆登阳机电有限公司 | Motor shaft manufacturing process |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A Mold Device for Cold Shrinkage Diameter Long Axis Effective date of registration: 20230530 Granted publication date: 20170419 Pledgee: Bank of China Limited by Share Ltd. Shiyan branch Pledgor: SHIYAN YUANJUN INDUSTRY & TRADE Co.,Ltd. Registration number: Y2023980042031 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |