CN205732336U - A kind of forward extrusion and the bar processing unit (plant) of variable conduit corner extrusion composite molding - Google Patents
A kind of forward extrusion and the bar processing unit (plant) of variable conduit corner extrusion composite molding Download PDFInfo
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- CN205732336U CN205732336U CN201620588069.5U CN201620588069U CN205732336U CN 205732336 U CN205732336 U CN 205732336U CN 201620588069 U CN201620588069 U CN 201620588069U CN 205732336 U CN205732336 U CN 205732336U
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Abstract
This utility model provides a kind of forward extrusion and the bar processing unit (plant) of variable conduit corner extrusion composite molding, it is characterized in that: include drift, forward extrusion die and die sleeve, described forward extrusion die is located in die sleeve, offering cross section in forward extrusion die is circular passage, described passage includes forward extrusion passage and L-shaped variable conduit corner extrusion passage, forward extrusion passage is made up of upper isometrical passage and the most diminishing upper variable diameter passage of its underpart diameter on top, by diameter after isometrical passage under before corner and corner, by corner, to end, diminishing lower variable diameter passage is constituted variable conduit corner extrusion passage, isometrical passage under the connection of upper variable diameter passage, it is provided with forward extrusion die sleeve in upper isometrical passage, drift stretches in forward extrusion die sleeve.This utility model integrates forward extrusion and variable conduit corner extrusion mode, it is possible to processes high performance super fine crystal material, improves production efficiency simultaneously.
Description
Technical field:
This utility model relates to the bar processing unit (plant) of a kind of variable conduit composite molding, is specifically related to a kind of forward extrusion and change
The bar processing unit (plant) of channel angular extrusion composite molding, belongs to Plastic working " field.
Background technology:
Magnesium alloy, because of higher specific strength, receives significant attention in industrial aspect, but poor ductility and intersity limitation
Make its extensive application in terms of engineering material.In order to improve ductility and intensity, large plastometric set produces as a kind of
Give birth to the effective technology of ultra-fine grained structure and occur.Traditional severe Plastic Deformation Methods has Equal-channel Angular Pressing, high pressure torsion, past
Multiple extruding, accumulation ply rolling and multiway forging etc., this most traditional severe Plastic Deformation Methods can change grain size and crystal boundary divides
Cloth, therefore gives the significant performance that microstructure is different.
For the strain big to buildup of material, need material is carried out repeatedly deformation processing, and currently with above-mentioned tradition
Severe Plastic Deformation Methods to prepare the method for super fine crystal material be all to process repeatedly on same device.Such as: tired
Long-pending ply rolling, needs rolling repeatedly just can make super fine crystal material；Equal-channel Angular Pressing, needs to repeat extruding in the channel many
Secondary could obtain super fine crystal material；Reciprocating extrusion, needs reciprocating extrusion on assay device the most just can obtain high performance material
Material.Causing its production efficiency low, during consumption energy consumption, device manufacturing cost increases.And if can gather many during time processing
Planting molding mode, then can improve production efficiency, can guarantee that again and prepare high performance material, therefore, probing into out one can collect
The high performance material that multiple forming method prepares ultra-fine grained structure in processing unit (plant) integrally has great importance.
Summary of the invention:
This utility model is for overcoming above-mentioned deficiency, it is provided that a kind of forward extrusion and the rod of variable conduit corner extrusion composite molding
Material processing unit (plant), it integrates forward extrusion and variable conduit corner extrusion mode, it is possible to process high performance super fine crystal material,
Improve production efficiency simultaneously.
Forward extrusion of the present utility model and the bar processing unit (plant) of variable conduit corner extrusion composite molding, for realizing above-mentioned mesh
The technical scheme used be: include that drift, forward extrusion die and die sleeve, described forward extrusion die are located in die sleeve, just
Offering cross section in Extruding die is circular passage, and described passage includes forward extrusion passage and L-shaped variable conduit corner
Squeezing passage, forward extrusion passage is by the upper isometrical passage on top and the most diminishing upper variable diameter passage of its underpart diameter
Constituting, variable conduit corner extrusion passage is gradually reduced to end by corner by diameter after isometrical passage under before corner and corner
Lower variable diameter passage constitute, upper variable diameter passage connect under isometrical passage, be provided with forward extrusion die sleeve, drift in upper isometrical passage
Stretch in forward extrusion die sleeve.
As further improvement of the utility model, described forward extrusion die is assembled by two half modules, and it is right to be easy to
Forward extrusion die carries out installation and removal and changes.
As further improvement of the utility model, two half modules the forward extrusion die being assembled into is in the round platform stood upside down
Shape, its round table-like conical surface can be given one wedging power of forward extrusion die, improve the compactness that forward extrusion die is connected with die sleeve.
As further improvement of the utility model, the interior angle of described variable conduit corner extrusion passage is 90 ° to 120 °, outward
Angle be 0 ° to 90 °, be arranged such, the plasticity effect of variable conduit corner extrusion can be improved.
As further improvement of the utility model, described die sleeve is uniformly distributed circumferentially heating rod installing hole, and
The axis of heating rod installing hole is parallel with the axis of forward extrusion die, is arranged such, and can heat device, improves and produces effect
Rate.
As further improvement of the utility model, described die sleeve offers survey hole of thermocouple, and thermocouple temperature measurement
The axis in hole is vertical with the axis of forward extrusion die, is arranged such, it is possible to accurately measure temperature, it is achieved to extrusion process
The control of middle temperature.
As further improvement of the utility model, described forward extrusion die is fixed in die sleeve by alignment pin, just makes
Extruding die is positioned by alignment pin.
The beneficial effects of the utility model are: this utility model is by forward extrusion and the two kinds of plastic deformations of variable conduit corner extrusion
Technology set, on same device, carries out the processing of independent mode compared to traditional single processing unit (plant) that is respectively adopted, its
Efficiency can improve 25～40%, and energy consumption reduces 10～20%, and the manufacturing cost of device compares the cost of manufacture of existing apparatus
Reduce more than 15%.On this basis, this utility model arranges dismountable forward extrusion die sleeve in forward extrusion die,
Wherein, the diameter of upper isometrical passage with under the ratio of diameter of isometrical passage be extrusion ratio, by change offer at axle center logical
The forward extrusion die sleeve in road can change this extrusion ratio, to meet the needs of multiple extrusion ratio deformation, it is not necessary to again make dress
Put, reduce the manufacturing cost of device.Additionally, the forward extrusion die in this utility model is assembled into the circle of handstand by two half modules
Platform shape, is not only convenient for the dismounting and change of forward extrusion die, and the round table-like conical surface also can give one wedging power of forward extrusion die,
Improve the compactness that forward extrusion die is connected with die sleeve, the extruding force that forward extrusion die bears when extruding can be improved simultaneously.
Accompanying drawing illustrates:
Fig. 1 is three dimensional structure schematic diagram of the present utility model；
Fig. 2 is top view of the present utility model；
Fig. 3 is the sectional view of the Section A-A of Fig. 2；
Fig. 4 is the right view of Fig. 3；
Fig. 5 is the top view of forward extrusion die in this utility model；
Fig. 6 is the sectional view of the section B-B of Fig. 5；
Fig. 7 is the front view of forward extrusion die in this utility model；
Fig. 8 is the top view of forward extrusion die sleeve in this utility model；
Fig. 9 is the sectional view in the C-C cross section of Fig. 8.
Detailed description of the invention:
With reference to each accompanying drawing, this forward extrusion and the bar processing unit (plant) of variable conduit corner extrusion composite molding, including drift 1,
Forward extrusion die 2 and die sleeve 4, described forward extrusion die 2 is located in die sleeve 4, and is positioned, in forward extrusion die 2 by alignment pin 9
Offering cross section is circular passage, and described passage includes forward extrusion passage 6 and L-shaped variable conduit corner extrusion passage 5,
Forward extrusion passage 6 is by the upper isometrical passage 61 on top and the most diminishing upper variable diameter passage 62 structure of its underpart diameter
Becoming, variable conduit corner extrusion passage is gradually reduced to end by corner by diameter after isometrical passage 51 under before corner and corner
Lower variable diameter passage 52 constitute, upper variable diameter passage 62 connect under isometrical passage 51, be provided with forward extrusion die in upper isometrical passage 62
Sleeve 3, drift 1 stretches in forward extrusion die sleeve 3.
Further, described forward extrusion die 2 is assembled by two half modules, and the forward extrusion die 2 after assembly is in handstand
Round table-like.
Further, the interior angle of described variable conduit corner extrusion passage 5 is 90 ° to 120 °, and outer angle beta is 0 ° to 90 °.
Further, described die sleeve 4 is uniformly distributed circumferentially heating rod installing hole 10, and heating rod installing hole 10
Axis is parallel with the axis of forward extrusion die 2；Survey hole of thermocouple 8, and thermocouple temperature measurement is offered on the side of described die sleeve 4
The axis in hole 8 is vertical with the axis of forward extrusion die 2.
The metal bar that device of the present utility model is processed is mainly magnesium alloy or aluminium alloy, and its use step is: one,
Die sleeve 4 is fixed on forcing press；Two, forward extrusion die 2 is arranged in die sleeve 4, and positions with alignment pin 9；Three, will just
Extruding die sleeve 3 is arranged in forward extrusion die 2；Four, heating rod is arranged in reserved heating rod installing hole 8；Five, will
Thermocouple temperature measuring apparatus is arranged in reserved survey hole of thermocouple 7；Six, device is heated to assigned temperature, and keeps temperature
Constant；Seven, the bar of stress relief annealing is put in forward extrusion die sleeve 3；Eight, drift 1 is displaced downwardly to forward extrusion die case
In cylinder 3；Nine, by forcing press, drift 1 is applied pressure descending, the deformation such as jumping-up, extruding occurs in forward extrusion die sleeve 3；
Ten, continuing to apply drift 1 pressure, stock enters in variable conduit corner extrusion passage 5, along with variable conduit corner extrusion passage 5
Being gradually reduced of diameter and shear, Upsetting etc.；11, continuing to pressure, stock leads to from variable conduit corner extrusion
The die orifice extrusion in road 5, i.e. prepares required grained material.
Claims (7)
1. a forward extrusion and the bar processing unit (plant) of variable conduit corner extrusion composite molding, it is characterised in that: include drift
(1), forward extrusion die (2) and die sleeve (4), described forward extrusion die (2) is located in die sleeve (4), and forward extrusion die is offered in (2)
Having cross section is circular passage, and described passage includes forward extrusion passage (6) and L-shaped variable conduit corner extrusion passage (5),
Forward extrusion passage (6) is by the upper isometrical passage (61) on top and the most diminishing upper variable diameter passage of its underpart diameter
(62) constitute, variable conduit corner extrusion passage by diameter after isometrical passage (51) under before corner and corner by corner to end
Diminishing lower variable diameter passage (52) is constituted, isometrical passage (51) under upper variable diameter passage (62) connection, upper isometrical passage (62)
Inside being provided with forward extrusion die sleeve (3), drift (1) stretches in forward extrusion die sleeve (3).
A kind of forward extrusion the most as claimed in claim 1 and the bar processing unit (plant) of variable conduit corner extrusion composite molding, it is special
Levy and be: described forward extrusion die (2) is assembled by two half modules.
A kind of forward extrusion the most as claimed in claim 2 and the bar processing unit (plant) of variable conduit corner extrusion composite molding, it is special
Levy and be: the forward extrusion die (2) being assembled into by two half modules is round table-like in stand upside down.
A kind of forward extrusion the most as claimed in claim 1 and the bar processing unit (plant) of variable conduit corner extrusion composite molding, it is special
Levying and be: the interior angle (α) of described variable conduit corner extrusion passage (5) is 90 ° to 120 °, exterior angle (β) is 0 ° to 90 °.
A kind of forward extrusion the most as claimed in claim 1 and the bar processing unit (plant) of variable conduit corner extrusion composite molding, it is special
Levy and be: on described die sleeve (4), be uniformly distributed circumferentially heating rod installing hole (10), and the axis of heating rod installing hole (10)
Parallel with the axis of forward extrusion die (2).
A kind of forward extrusion the most as claimed in claim 1 and the bar processing unit (plant) of variable conduit corner extrusion composite molding, it is special
Levy and be: on described die sleeve (4), offer survey hole of thermocouple (8), and the axis of survey hole of thermocouple (8) and forward extrusion die
(2) axis is vertical.
A kind of forward extrusion the most as claimed in claim 1 and the bar processing unit (plant) of variable conduit corner extrusion composite molding, it is special
Levy and be: described forward extrusion die (2) is fixed in die sleeve (4) by alignment pin (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620588069.5U CN205732336U (en) | 2016-06-16 | 2016-06-16 | A kind of forward extrusion and the bar processing unit (plant) of variable conduit corner extrusion composite molding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620588069.5U CN205732336U (en) | 2016-06-16 | 2016-06-16 | A kind of forward extrusion and the bar processing unit (plant) of variable conduit corner extrusion composite molding |
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| Publication Number | Publication Date |
|---|---|
| CN205732336U true CN205732336U (en) | 2016-11-30 |
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ID=57386127
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620588069.5U Expired - Fee Related CN205732336U (en) | 2016-06-16 | 2016-06-16 | A kind of forward extrusion and the bar processing unit (plant) of variable conduit corner extrusion composite molding |
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| CN (1) | CN205732336U (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107309290A (en) * | 2017-07-28 | 2017-11-03 | 江苏大学 | The big strain mould of integrated extruding and equal channel angular detrusion |
| CN107442592A (en) * | 2017-07-28 | 2017-12-08 | 江苏大学 | The integrated extruding of one kind big strain mould of corner shearing deformation isometrical with Bc modes |
| CN107475651A (en) * | 2017-08-14 | 2017-12-15 | 重庆大学 | Magnesium alloy extrusion sectional die and its casting extrusion shearing method |
| CN108097733A (en) * | 2018-01-22 | 2018-06-01 | 中国科学院金属研究所 | A kind of crowded torsion Compound Machining mold and method that multi-direction shearing can be achieved |
| CN108555055A (en) * | 2018-04-27 | 2018-09-21 | 哈尔滨理工大学 | A kind of compound crowded torsion building mortion of variable conduit and method |
| CN109513762A (en) * | 2018-11-27 | 2019-03-26 | 清华大学 | It is a kind of for producing the method and die device of wide cut magnesium plate |
| CN112453090A (en) * | 2020-11-04 | 2021-03-09 | 山东大学 | Real-time online heating constant-temperature equal-channel angular extrusion device and method |
| CN112620372A (en) * | 2020-12-23 | 2021-04-09 | 太原理工大学 | Mold and method for preparing magnesium alloy plate strip with weak basal plane texture by continuous differential extrusion |
| CN116020894A (en) * | 2023-03-29 | 2023-04-28 | 太原科技大学 | Equal-channel double-corner variable-diameter extrusion forming die and process for annular cylindrical part |
-
2016
- 2016-06-16 CN CN201620588069.5U patent/CN205732336U/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107309290A (en) * | 2017-07-28 | 2017-11-03 | 江苏大学 | The big strain mould of integrated extruding and equal channel angular detrusion |
| CN107442592A (en) * | 2017-07-28 | 2017-12-08 | 江苏大学 | The integrated extruding of one kind big strain mould of corner shearing deformation isometrical with Bc modes |
| CN107475651A (en) * | 2017-08-14 | 2017-12-15 | 重庆大学 | Magnesium alloy extrusion sectional die and its casting extrusion shearing method |
| CN108097733A (en) * | 2018-01-22 | 2018-06-01 | 中国科学院金属研究所 | A kind of crowded torsion Compound Machining mold and method that multi-direction shearing can be achieved |
| CN108097733B (en) * | 2018-01-22 | 2023-07-21 | 中国科学院金属研究所 | Extrusion-torsion composite processing die and method capable of realizing multidirectional shearing |
| CN108555055A (en) * | 2018-04-27 | 2018-09-21 | 哈尔滨理工大学 | A kind of compound crowded torsion building mortion of variable conduit and method |
| CN109513762A (en) * | 2018-11-27 | 2019-03-26 | 清华大学 | It is a kind of for producing the method and die device of wide cut magnesium plate |
| CN112453090A (en) * | 2020-11-04 | 2021-03-09 | 山东大学 | Real-time online heating constant-temperature equal-channel angular extrusion device and method |
| CN112620372A (en) * | 2020-12-23 | 2021-04-09 | 太原理工大学 | Mold and method for preparing magnesium alloy plate strip with weak basal plane texture by continuous differential extrusion |
| CN112620372B (en) * | 2020-12-23 | 2022-05-24 | 太原理工大学 | Mold and method for preparing weak basal plane texture magnesium alloy plate strip through continuous differential extrusion |
| CN116020894A (en) * | 2023-03-29 | 2023-04-28 | 太原科技大学 | Equal-channel double-corner variable-diameter extrusion forming die and process for annular cylindrical part |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161130 Termination date: 20200616 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |