CN109550803A - Combined extrusion molding die and extrusion formation equipment for oxygen lance nozzle upper section - Google Patents
Combined extrusion molding die and extrusion formation equipment for oxygen lance nozzle upper section Download PDFInfo
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- CN109550803A CN109550803A CN201910043601.3A CN201910043601A CN109550803A CN 109550803 A CN109550803 A CN 109550803A CN 201910043601 A CN201910043601 A CN 201910043601A CN 109550803 A CN109550803 A CN 109550803A
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- molding die
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- 238000001125 extrusion Methods 0.000 title claims abstract description 62
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 title claims abstract description 56
- 229910052760 oxygen Inorganic materials 0.000 title claims abstract description 56
- 239000001301 oxygen Substances 0.000 title claims abstract description 56
- 230000015572 biosynthetic process Effects 0.000 title claims description 9
- 238000000465 moulding Methods 0.000 claims description 7
- ZZUFCTLCJUWOSV-UHFFFAOYSA-N furosemide Chemical compound C1=C(Cl)C(S(=O)(=O)N)=CC(C(O)=O)=C1NCC1=CC=CO1 ZZUFCTLCJUWOSV-UHFFFAOYSA-N 0.000 claims description 3
- 230000007246 mechanism Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 12
- 230000008569 process Effects 0.000 abstract description 10
- 238000004519 manufacturing process Methods 0.000 abstract description 9
- 238000007493 shaping process Methods 0.000 abstract description 9
- 238000009776 industrial production Methods 0.000 abstract description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 7
- 229910052802 copper Inorganic materials 0.000 description 7
- 239000010949 copper Substances 0.000 description 7
- 238000003825 pressing Methods 0.000 description 3
- 238000009628 steelmaking Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 210000000867 larynx Anatomy 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000008439 repair process Effects 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- FGRBYDKOBBBPOI-UHFFFAOYSA-N 10,10-dioxo-2-[4-(N-phenylanilino)phenyl]thioxanthen-9-one Chemical compound O=C1c2ccccc2S(=O)(=O)c2ccc(cc12)-c1ccc(cc1)N(c1ccccc1)c1ccccc1 FGRBYDKOBBBPOI-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000012512 characterization method Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000000686 essence Substances 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C25/00—Profiling tools for metal extruding
- B21C25/02—Dies
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Forging (AREA)
Abstract
A kind of Combined extrusion molding die for oxygen lance nozzle upper section, is related to extrusion molding dies field comprising upper die and lower die, upper mold include low punch, and lower die includes upper punch and cavity plate, and upper punch, low punch and cavity plate surround mold cavity together.The Combined extrusion molding die makes mold not need loose piece, more conducively draft, upper and lower mould simple structure with the die joint that workpiece maximum cross-section is chosen, integrally formed, precision is high, and workpiece can rapid shaping, fast demoulding, work pieces process is uninterrupted, reduces labor intensity, improves working efficiency.A kind of Combined extrusion molding equipment for oxygen lance nozzle upper section comprising said combination formula extrusion molding dies.The Combined extrusion molding equipment it is easy to operate, workpiece shaping processing efficient can be improved production efficiency, be suitble to large-scale industrial production.
Description
Technical field
The present invention relates to extrusion molding dies fields, in particular to a kind of combined type for oxygen lance nozzle upper section
Extrusion molding dies and extrusion formation equipment.
Background technique
Oxygen rifle is one of the major process unit in oxygen converter steelmaking, and performance characteristic directly influences metallurgical effect
And duration of blast, to influence the quality and yield of steel, wherein the technological parameter of oxygen lance nozzle and structure design are to oxygen
Velocity magnitude and its distribution when jet stream reaches weld pool surface have a major impact.
Conventional oxygen lance nozzle is separately formed rear Combination Welding for each component and forms, and welding quality is by the horizontal shadow of craftsmanship
It rings, qualification rate is low, and repair rate is high, not only increases the manufacturing cost of oxygen lance nozzle, and there are one in steelmaking process
Fixed security risk.
China Patent Publication No. CN204074781U discloses a kind of Combined oxygen gun jet top trunnion and is integrally squeezed into
Pattern tool, including upper die combination and lower die combination, upper die combination are made of upper die holder, punch-pin, punch-pin pressing ring, and punch-pin pressing ring is fixed
On upper die holder, punch-pin one end is installed in punch-pin pressing ring, and the punch-pin other end extends in lower die；Lower die combination includes lower die
Seat, clamping part and several cavity plates, and mold cavity is formed by each cavity plate, clamping part upper end is fixed by clamping part, clamping part bottom
End is fixed with lower die holder, and the middle position of lower die holder is equipped with a jacking block, and each cavity plate setting is enclosed by lower die holder, jacking block and clamping part
In the cavity in city.This invention simplifies process flows, ensure that the safe application performance of product；The structure optimization of lower die combination is set
Meter is suitable for the class of falling draft part, can conveniently stripped and extrusion blank part specification requirement.
The workpiece that the mold of the patent disclosure obtains after squeezing is closer to design requirement specification, but in actual production process
Have the following problems: 1, one of them main die joint of workpiece die joint is the maximum cross-section to choose trunnion, this is conventional
A kind of method, but choosing this die joint causes mold design complicated, and manufacture craft is cumbersome, and cost of manufacture is high, especially recessed
Mould needs are first made by design requirement, then are cut into multiple loose pieces in parts more；2, trouble, all work are demoulded after workpiece extrusion forming
Block needs just to be able to achieve demoulding after splitting；3, the preparation time that extruding needs to do again is long, and multiple loose pieces of cavity plate need
First assembling molding is prepared to squeeze again；4, loose piece needs repeated disassembled and assembled in use process, and mould rigid is impaired, uses the longevity
Life reduces；5, in process, the repeated disassembled and assembled of mold, large labor intensity, time and effort consuming, increase cost of labor.
Summary of the invention
The purpose of the present invention is to provide a kind of Combined extrusion molding die for oxygen lance nozzle upper section, mold essences
Degree is high, production is simple, and workpiece shaping and the more efficient oxygen lance nozzle upper section extrusion molding dies of demoulding reduce labor intensity, mention
High working efficiency.
Another object of the present invention is to provide a kind of Combined extrusion molding equipment for oxygen lance nozzle upper section, behaviour
Make simply, workpiece shaping processing efficient can be improved production efficiency, be suitble to large-scale industrial production.
The embodiment of the present invention is achieved in that
A kind of Combined extrusion molding die for oxygen lance nozzle upper section, oxygen lance nozzle upper section is generally discoid,
Including the upper surface and lower surface being oppositely arranged, the upper surface and lower surface are circular conical surface, and upper surface is convexly equipped with multiple larynxs
Pipe, multiple trunnions are uniformly distributed around the axis of oxygen lance nozzle upper section, and each trunnion is tilted towards the outside of oxygen lance nozzle upper section, and every
The axis of a trunnion and the axis of circular conical surface keep identical angle, and the prominent step in the lower surface periphery forms step surface；
Combined extrusion molding die includes upper die and lower die；
Upper mold includes low punch, and the outer surface of low punch forms the first die joint, the first die joint and oxygen lance nozzle upper section
Upper surface, multiple trunnion surfaces and the lower die inner surface fitting；
Lower die includes cavity plate and upper punch, and mounting hole is provided in the middle part of cavity plate, and upper punch sliding is embedded in mounting hole；Institute
The inner wall for stating cavity plate is to surround to be formed around circular conical surface axis with side bus outside trunnion and disk side bus and step radial line,
The inner wall of cavity plate forms the second die joint, the second die joint and the outermost side bus of multiple trunnions and disk side and described
Step surface fitting；Third die joint, the following table face paste of third die joint and the oxygen lance nozzle upper section are formed on the top of upper punch
It closes；
First die joint, the second die joint and third die joint surround mold cavity jointly.
Further, in the other preferred embodiments of the present invention, upper mold further includes connecting rod, one end of connecting rod and undershoot
The plunger of head connection, the other end and hydraulic cylinder connects.
Further, in the other preferred embodiments of the present invention, upper mold further includes guide sleeve, and guide sleeve is sheathed on low punch
Outside, the guide sleeve periphery is provided with skirt, and the skirt of guide sleeve is sheathed on outside cavity plate, clearance fit.It is integrally pushed in upper mold
In the case where, guide sleeve can play the role of the shape for making low punch and upper punch be maintained at coaxial to low punch positioning and guiding
State prevents pressure inclined.
Further, in the other preferred embodiments of the present invention, lower die further includes to Combined extrusion molding die
The positioning plate positioned, the bottom of cavity plate are provided with the locating slot to cooperate with positioning plate.
Further, in the other preferred embodiments of the present invention, through-hole, through-hole and mounting hole are provided in the middle part of positioning plate
Connection；Combined extrusion molding die further includes mandril, and the ejecting mechanism connection of mandril one end and hydraulic press, the other end passes through logical
Hole is connect with upper punch.
Further, in the other preferred embodiments of the present invention, Combined extrusion molding die further includes for lower die
The clamping part gripped, clamping part are located on outside cavity plate.
Further, in the other preferred embodiments of the present invention, the bottom convex on the outside of cavity plate is equipped with abutting part, abuts
Portion can be abutted with the lower surface of clamping piece.
Further, in the other preferred embodiments of the present invention, Combined extrusion molding die is set at the formation of trunnion
It is equipped with draft molding allowance.
Further, in the other preferred embodiments of the present invention, multiple holes for hoist, multiple liftings are provided on the outside of cavity plate
Hole is uniformly distributed along the circumferential direction of cavity plate.
A kind of extrusion formation equipment for oxygen lance nozzle upper section comprising said combination formula extrusion molding dies.
The beneficial effect of the embodiment of the present invention is:
The embodiment of the invention provides a kind of Combined extrusion molding dies for oxygen lance nozzle upper section comprising upper mold
And lower die, upper mold include low punch, upper mold includes upper punch and cavity plate, and upper punch, low punch and cavity plate surround mould type together
Chamber.The Combined extrusion molding die makes mold not need loose piece, more conducively draft with the die joint that workpiece maximum cross-section is chosen,
Upper and lower mould simple structure, integrally formed, precision is high, workpiece can rapid shaping, fast demoulding, work pieces process is uninterrupted, reduces people
Work labor intensity improves working efficiency.
The embodiment of the invention also provides a kind of Combined extrusion molding equipments for oxygen lance nozzle upper section comprising on
State Combined extrusion molding die.The Combined extrusion molding equipment it is easy to operate, workpiece shaping processing efficient can be improved
Production efficiency is suitble to large-scale industrial production.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below will be to needed in the embodiment attached
Figure is briefly described, it should be understood that the following drawings illustrates only certain embodiments of the present invention, therefore is not construed as pair
The restriction of range for those of ordinary skill in the art without creative efforts, can also be according to this
A little attached drawings obtain other relevant attached drawings.
Fig. 1 is schematic diagram of the oxygen lance nozzle upper section under the first visual angle in the prior art；
Fig. 2 is schematic diagram of the oxygen lance nozzle upper section under the second visual angle in the prior art；
Fig. 3 is the diagrammatic cross-section of oxygen lance nozzle upper section in the prior art；
Fig. 4 is that the section of the Combined extrusion molding die provided by the embodiment of the present invention for oxygen lance nozzle upper section shows
It is intended to.
Icon: 1- connecting rod；2- low punch；3- guide sleeve；4- capillary copper base；5- cavity plate；51- abutting part；52- hole for hoist；
6- clamping part；7- upper punch；8- positioning plate；81- rotary table；9- mandril；The side 10-；The upper surface 11-；The lower surface 12-；13- larynx
Pipe.
Specific embodiment
To keep the purposes, technical schemes and advantages of embodiment of the present invention clearer, implement below in conjunction with the present invention
The technical solution in embodiment of the present invention is clearly and completely described in attached drawing in mode, it is clear that described reality
The mode of applying is some embodiments of the invention, rather than whole embodiments.Based on the embodiment in the present invention, ability
Domain those of ordinary skill every other embodiment obtained without creative efforts, belongs to the present invention
The range of protection.Therefore, the detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit below and is wanted
The scope of the present invention of protection is sought, but is merely representative of selected embodiment of the invention.Based on the embodiment in the present invention,
Every other embodiment obtained by those of ordinary skill in the art without making creative efforts belongs to this
Invent the range of protection.
In the description of the present invention, it is to be understood that, term " center ", " longitudinal direction ", " transverse direction ", " length ", " width ",
" thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside", " up time
The orientation or positional relationship of the instructions such as needle ", " counterclockwise " is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of
The description present invention and simplified description, rather than the equipment of indication or suggestion meaning or element must have a particular orientation, with spy
Fixed orientation construction and operation, therefore be not considered as limiting the invention.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include one or more of the features.In the description of the present invention, the meaning of " plurality " is two or more,
Unless otherwise specifically defined.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " fixation " etc.
Term shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be mechanical connect
It connects, is also possible to be electrically connected；It can be directly connected, can also can be in two elements indirectly connected through an intermediary
The interaction relationship of the connection in portion or two elements.It for the ordinary skill in the art, can be according to specific feelings
Condition understands the concrete meaning of above-mentioned term in the present invention.
In the present invention unless specifically defined or limited otherwise, fisrt feature second feature "upper" or "lower"
It may include that the first and second features directly contact, also may include that the first and second features are not direct contacts but pass through it
Between other characterisation contact.Moreover, fisrt feature includes the first spy above the second feature " above ", " above " and " above "
Sign is right above second feature and oblique upper, or is merely representative of first feature horizontal height higher than second feature.Fisrt feature exists
Second feature " under ", " lower section " and " following " include that fisrt feature is directly below and diagonally below the second feature, or is merely representative of
First feature horizontal height is less than second feature.
Embodiment
Oxygen rifle is one of the major process unit in oxygen converter steelmaking, and performance characteristic directly influences metallurgical effect
And duration of blast, to influence the quality and yield of steel, wherein the technological parameter of oxygen lance nozzle and structure design are to oxygen
Velocity magnitude and its distribution when jet stream reaches weld pool surface have a major impact.
In the prior art, oxygen lance nozzle upper section is as depicted in figs. 1 and 2, generally discoid, upper including what is be oppositely arranged
Surface 11 and lower surface 12, and the annular side 10 of connection upper surface 11 and lower surface 12.Wherein, lower surface 12 is recessed inwardly
Concave Iy curved is formed, upper surface 11 raises upward to form approximate circular conical surface.Upper surface 11 is convexly equipped with multiple trunnions 13, usual feelings
Under condition, the quantity of trunnion 13 is 4~6, in the present embodiment, by taking the oxygen lance nozzle upper section containing 6 trunnions 13 as an example.
As depicted in figs. 1 and 2, multiple trunnions 13 of the embodiment of the present invention are uniformly distributed around the axis of oxygen lance nozzle upper section,
Each trunnion 13 is tilted towards the outside of oxygen lance nozzle upper section, and the axis of the axis of each trunnion 13 and circular conical surface keeps identical
Angle.As shown in figure 3, the oxygen lance nozzle upper section point farthest from its axis, is more since multiple trunnions 13 are inclined outwardly
The vertex of a 13 outermost side bus B-B of trunnion.And down along outermost side bus B-B, the axis with oxygen lance nozzle upper section
Distance be gradually reduced, until trunnion 13 the junction with upper surface 11.
It is used for the extrusion die of oxygen lance nozzle upper section in the prior art, using the set-up mode directed downwardly of trunnion 13, with trunnion
Public circular conical surface where maximum gauge is as die joint, when being demoulded, molding oxygen lance nozzle upper section cannot directly from
It being directly taken out in lower die, this is just needed using knockdown lower die, and after shaping dismantles lower die to take out product therein,
It is not only complicated for operation, human cost is wasted time, is also easy to cause the service life of mold to reduce.
Based on the above issues, a kind of Combined extrusion molding die for oxygen lance nozzle upper section is present embodiments provided,
As shown in Figure 4 comprising upper die and lower die.
Wherein, upper mold includes low punch 2, and the outer surface of low punch 2 forms the first die joint, the first die joint and oxygen lance spraying
Upper surface 11,13 surface of multiple trunnions and the fitting of 5 inner wall of cavity plate of head upper section；Lower die includes cavity plate 5 and upper punch 7, cavity plate
5 middle parts are provided with mounting hole, and the sliding of upper punch 7 is embedded in mounting hole；The inner wall of cavity plate 5 be with side bus B-B outside trunnion and
Around 11 axis of circular conical surface around being formed, the inner wall of cavity plate 5 forms the second die joint for disk side bus and step radial line, and second
Die joint is bonded with the outermost side bus of multiple trunnions 13 and disk side 10 and step surface；The top of upper punch 7 is formed
Third die joint, third die joint are bonded with oxygen lance nozzle upper section lower surface 12；First die joint, the second die joint and third point
Type face surrounds mold cavity jointly.Inventor has fully considered the design feature of oxygen lance nozzle upper section when designing mold, will be upper
The die joint of mould is arranged on workpiece maximum cross-section, and forms throat section in upper punch 2 and increase draft molding allowance, so that
Upper mold not will receive the obstruction of trunnion 13 during upward separation.And lower die is when sloughing, it is only necessary to simply will
Product ejection, greatly reduces time human cost.The Combined extrusion molding die is set at the formation of trunnion 13
It is equipped with draft molding allowance, the blank appearance of such extrusion forming and the workpiece appearance slight difference of design, but not shadow
Machining is rung, oxygen lance nozzle upper section can be obtained in one knife of multi-processing nothing but, and such maximum benefit of processing method is workpiece
The efficiency of extruding greatly improves, and cost is greatly reduced.
Further, upper mold further includes connecting rod 1 and guide sleeve 3, and one end of connecting rod 1 is connect with low punch 2, the other end
It is connect with the plunger of hydraulic cylinder.3 periphery of guide sleeve is provided with skirt, and the skirt of guide sleeve is sheathed on outside cavity plate 5, clearance fit,
In the case where upper mold integrally pushes, play the role of making low punch 2 and upper punch 7 be maintained at same 2 positioning and guiding of low punch
The state of axis prevents pressure inclined.It should be strongly noted that the outside of guide sleeve 3 is provided with hole for hoist 52, facilitate guide sleeve 3
Disassembly.When work, upper mold can be integrally up and down with upper table cylinder plunger, does not need in dismounting in use process
Mould.
Lower die further includes the positioning plate 8 to be positioned to Combined extrusion molding die, and the bottom of cavity plate 5 is provided with
To the locating slot cooperated with positioning plate 8.The middle part of positioning plate 8 is provided with through-hole, and through-hole is connected to the mounting hole of cavity plate 5.It should
Combined extrusion molding die further includes mandril 9, and the ejecting mechanism connection of 9 one end of mandril and hydraulic press, the other end is across through-hole
It is connect with upper punch 7.Further, 8 bottom of positioning plate is convexly equipped with rotary table 81, is connected in positioning plate 8 with the locating slot of cavity plate 5
Afterwards, by rotary table 81 and hydraulic press lower table located adjacent, to ensure the accuracy pushed.Similarly, it is also provided on the outside of cavity plate 5
There are multiple holes for hoist 52, multiple holes for hoist 52 are uniformly distributed along the circumferential direction of cavity plate 5, cavity plate 5 is hung on or hung down hydraulic to facilitate
The lower table of machine.
Further, Combined extrusion molding die further includes clamping part 6, and clamping part 6 and the lower table of hydraulic press are tight
It is solidly connected, clamping part 6 is located on outside cavity plate 5, for gripping to lower die.Optionally, the bottom in 5 outside of cavity plate is outside
It is convexly equipped with abutting part 51, abutting part 51 can be abutted with the lower surface 12 of clamping piece, when ejecting operation, prevent cavity plate 5 and upper punching
First 7 are jacked up together, so that the separation of product be better achieved.
When being produced using the Combined extrusion molding die, the copper material that first would be heated to suitable temperature is placed in cavity plate 5
With upper punch 7 formed groove in, start hydraulic press upper table hydraulic cylinder, drive upper mold entirety downward actuation, copper material by
The intracavitary extrusion forming of type that low punch 2, cavity plate 5 and upper punch 7 are formed, obtains capillary copper base 4 after extruding.When demoulding, upper mold with
Upper table hydraulic cylinder lifts, and then lower table hydraulic cylinder starts, and by the moving up of mandril 9, upper punch 7 is pushed to move up
By 4 ejection type chamber of capillary copper base after extruding, capillary copper base 4 after extruding is taken out, the blank of oxygen lance nozzle upper section completes.
Lower table hydraulic cylinder and upper punch 7 set back, and prepare for next work pieces process.Molding allowance letter to capillary copper base 4
Oxygen lance nozzle upper section as shown in Figure 1 can be obtained after single processing.
In conclusion the embodiment of the invention provides a kind of Combined extrusion molding die for oxygen lance nozzle upper section,
It includes upper die and lower die, and upper mold includes low punch, and upper mold includes upper punch and cavity plate, and upper punch, low punch and cavity plate are together
Surround mold cavity.The Combined extrusion molding die makes mold not need loose piece with the die joint that maximum cross-section is chosen, more sharp
In draft, upper and lower mould simple structure is integrally formed, and precision is high, workpiece can rapid shaping, fast demoulding, work pieces process not between
It is disconnected, labor intensity is reduced, working efficiency is improved.
The embodiment of the invention also provides a kind of Combined extrusion molding equipments for oxygen lance nozzle upper section comprising on
State Combined extrusion molding die.The Combined extrusion molding equipment it is easy to operate, workpiece shaping processing efficient can be improved
Production efficiency is suitble to large-scale industrial production.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, made any to repair
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of Combined extrusion molding die for oxygen lance nozzle upper section, the oxygen lance nozzle upper section is generally discoid,
It includes the upper surface and lower surface being oppositely arranged, and the upper surface and the lower surface are circular conical surface, and the upper surface is convex
Equipped with multiple trunnions, multiple trunnions are uniformly distributed around the axis of the oxygen lance nozzle upper section, and each trunnion is towards described
The outside of oxygen lance nozzle upper section tilts, and the axis of the axis of each trunnion and the circular conical surface keeps identical angle,
The prominent step in the lower surface periphery, forms step surface；
It is characterized in that, the Combined extrusion molding die includes upper die and lower die；
The upper mold includes low punch, and the outer surface of the low punch forms the first die joint, first die joint with it is described
The inner surface of the upper surface of oxygen lance nozzle upper section, multiple trunnion surfaces and the lower die is bonded；
The lower die includes cavity plate and upper punch, and mounting hole is provided in the middle part of the cavity plate, and the upper punch sliding is embedded at institute
It states in mounting hole；The inner wall of the cavity plate is with side bus outside trunnion and disk side bus and step radial line around circular conical surface axis
Wire loop forms the second die joint around formation, the inner wall of the cavity plate, and second die joint is outermost with multiple trunnions
Side side bus and disk side and step surface fitting；Third die joint, the third are formed on the top of the upper punch
Die joint is bonded with the lower surface of the oxygen lance nozzle upper section；
First die joint, second die joint and the third die joint surround mold cavity jointly.
2. Combined extrusion molding die according to claim 1, which is characterized in that the upper mold further includes connecting rod,
One end of the connecting rod is connect with the low punch, the plunger connection of the other end and hydraulic cylinder.
3. Combined extrusion molding die according to claim 2, which is characterized in that the upper mold further includes guide sleeve,
The guide sleeve is sheathed on outside the low punch, and the guide sleeve periphery is provided with skirt, and the skirt of guide sleeve is sheathed on cavity plate
Outside, clearance fit.
4. Combined extrusion molding die according to claim 1, which is characterized in that the lower die further includes to institute
The positioning plate that Combined extrusion molding die is positioned is stated, the bottom of the cavity plate is provided with to cooperate with the positioning plate
Locating slot.
5. Combined extrusion molding die according to claim 4, which is characterized in that be provided in the middle part of the positioning plate
Through-hole, the through-hole are connected to the mounting hole；The Combined extrusion molding die further includes mandril, described mandril one end with
The ejecting mechanism of hydraulic press connects, and the other end passes through the through-hole and connect with the upper punch.
6. Combined extrusion molding die according to claim 1, which is characterized in that the Combined extrusion molding die
It further include the clamping part for being gripped to the lower die, the clamping part is located on outside the cavity plate.
7. Combined extrusion molding die according to claim 6, which is characterized in that the bottom on the outside of the cavity plate is outside
It is convexly equipped with abutting part, the abutting part can be abutted with the lower surface of the clamping piece.
8. Combined extrusion molding die according to claim 1, which is characterized in that the Combined extrusion molding die
Draft molding allowance is provided at the formation of the trunnion.
9. Combined extrusion molding die according to claim 1, which is characterized in that be provided on the outside of the cavity plate more
A hole for hoist, multiple holes for hoist are uniformly distributed along the circumferential direction of the cavity plate.
10. a kind of extrusion formation equipment for oxygen lance nozzle upper section, which is characterized in that including any one of such as claim 1~9
The Combined extrusion molding die.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910043601.3A CN109550803A (en) | 2019-01-17 | 2019-01-17 | Combined extrusion molding die and extrusion formation equipment for oxygen lance nozzle upper section |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910043601.3A CN109550803A (en) | 2019-01-17 | 2019-01-17 | Combined extrusion molding die and extrusion formation equipment for oxygen lance nozzle upper section |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109550803A true CN109550803A (en) | 2019-04-02 |
Family
ID=65873224
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910043601.3A Pending CN109550803A (en) | 2019-01-17 | 2019-01-17 | Combined extrusion molding die and extrusion formation equipment for oxygen lance nozzle upper section |
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| CN (1) | CN109550803A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2038822U (en) * | 1988-06-27 | 1989-06-07 | 左利明 | Forging die of an oxygen lance nozzle |
| CN102248110A (en) * | 2010-08-10 | 2011-11-23 | 山东崇盛冶金氧枪有限公司 | Die special for producing combined forged and pressed oxygen lance nozzle |
| CN202984389U (en) * | 2012-11-20 | 2013-06-12 | 中钢集团鞍山热能研究院有限公司 | Oxygen lance spray nozzle warm extrusion die |
| CN204074781U (en) * | 2014-09-17 | 2015-01-07 | 天水岷山机械有限责任公司 | Combined oxygen gun jet top trunnion one extrusion molding dies |
| CN209577764U (en) * | 2019-01-17 | 2019-11-05 | 西峡龙成特种材料有限公司 | Combined extrusion molding die and extrusion formation equipment for oxygen lance nozzle upper section |
-
2019
- 2019-01-17 CN CN201910043601.3A patent/CN109550803A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2038822U (en) * | 1988-06-27 | 1989-06-07 | 左利明 | Forging die of an oxygen lance nozzle |
| CN102248110A (en) * | 2010-08-10 | 2011-11-23 | 山东崇盛冶金氧枪有限公司 | Die special for producing combined forged and pressed oxygen lance nozzle |
| CN202984389U (en) * | 2012-11-20 | 2013-06-12 | 中钢集团鞍山热能研究院有限公司 | Oxygen lance spray nozzle warm extrusion die |
| CN204074781U (en) * | 2014-09-17 | 2015-01-07 | 天水岷山机械有限责任公司 | Combined oxygen gun jet top trunnion one extrusion molding dies |
| CN209577764U (en) * | 2019-01-17 | 2019-11-05 | 西峡龙成特种材料有限公司 | Combined extrusion molding die and extrusion formation equipment for oxygen lance nozzle upper section |
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