CN113617866B - Special-shaped steel pipe manufacturing die - Google Patents
Special-shaped steel pipe manufacturing die Download PDFInfo
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- CN113617866B CN113617866B CN202111032963.6A CN202111032963A CN113617866B CN 113617866 B CN113617866 B CN 113617866B CN 202111032963 A CN202111032963 A CN 202111032963A CN 113617866 B CN113617866 B CN 113617866B
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- Prior art keywords
- die
- special
- shaped steel
- steel pipe
- fixedly connected
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 63
- 239000010959 steel Substances 0.000 title claims abstract description 63
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 36
- 238000001816 cooling Methods 0.000 claims description 16
- 238000003860 storage Methods 0.000 claims description 16
- 239000011521 glass Substances 0.000 claims description 5
- 229910000975 Carbon steel Inorganic materials 0.000 claims description 3
- 229910001208 Crucible steel Inorganic materials 0.000 claims description 3
- 239000010962 carbon steel Substances 0.000 claims description 3
- 239000010687 lubricating oil Substances 0.000 abstract description 6
- 238000005299 abrasion Methods 0.000 abstract description 3
- 238000000465 moulding Methods 0.000 abstract description 3
- 238000010438 heat treatment Methods 0.000 abstract description 2
- 239000003921 oil Substances 0.000 description 33
- 238000007493 shaping process Methods 0.000 description 8
- 238000010622 cold drawing Methods 0.000 description 5
- 238000012545 processing Methods 0.000 description 4
- 229910045601 alloy Inorganic materials 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 230000008602 contraction Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 1
- 206010066054 Dysmorphism Diseases 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
- 238000012546 transfer 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
- B21C1/00—Manufacture of metal sheets, metal wire, metal rods, metal tubes by drawing
- B21C1/16—Metal drawing by machines or apparatus in which the drawing action is effected by other means than drums, e.g. by a longitudinally-moved carriage pulling or pushing the work or stock for making metal sheets, bars, or tubes
- B21C1/22—Metal drawing by machines or apparatus in which the drawing action is effected by other means than drums, e.g. by a longitudinally-moved carriage pulling or pushing the work or stock for making metal sheets, bars, or tubes specially adapted for making tubular articles
-
- 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
- B21C3/00—Profiling tools for metal drawing; Combinations of dies and mandrels
-
- 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
- B21C9/00—Cooling, heating or lubricating drawing material
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The invention discloses a special-shaped steel pipe manufacturing die which comprises a mounting frame, wherein a cavity is formed in the inner wall of the mounting frame, a yielding groove is formed in one side of the cavity, and a hairbrush is fixedly connected in the yielding groove; the outer die assembly comprises an outer frame, the outer frame is rotationally connected with the mounting frame to be arranged, the side wall of the outer shell is provided with symmetrically arranged strip-shaped grooves, in the special-shaped steel tube manufacturing die, through the arrangement of the mounting frame matched cavity and the hairbrush, the steel tube manufacturing die can be discharged from a feeding hole of the die, lubricating oil is brushed on the surface of a steel tube to be molded by the hairbrush, so that friction force between the steel tube and a molding bottom die is reduced, abrasion of the molding bottom die and heating of the die are reduced, the special-shaped steel tube manufacturing die is divided into a universal outer die and a replaceable inner die by arranging the outer die assembly matched with the inner die assembly, and accordingly cost for replacing the die is reduced, and the special-shaped steel tube manufacturing die is especially suitable for producing special-shaped steel tubes with fewer batches.
Description
Technical Field
The invention relates to the field of oil tank cleanliness detection equipment, in particular to a special-shaped steel pipe manufacturing die.
Background
The special-shaped steel pipe is a strip steel with a hollow section and is widely used in various fields of structural parts such as automobiles, trains, airplanes, ships, space launchers and the like, mechanical parts, petrochemical industry, geological drilling, textile machinery, radio communication, medical and health, military industry and the like. The annular part is manufactured by adopting the special-shaped steel pipe, so that the material utilization rate can be improved, the manufacturing process is simplified, and the materials and the processing time are saved.
In the prior art, the special cold drawing die is often required to be customized for machining the special-shaped steel tube, the special-shaped steel tube is often required to be smaller in quantity, the die cost is higher, the production cost of the special-shaped steel tube is also higher, the inner wall of the die is worn seriously during cold drawing, once damaged, the die is often required to be manufactured again, on the other hand, the wear also causes the temperature of the die to rise, the damage of the die is further accelerated, and the precision of the steel tube machining is reduced due to the expansion and contraction of the die.
Disclosure of Invention
The invention aims to provide a special-shaped steel pipe manufacturing die for solving the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions:
a profiled steel tube manufacturing die comprising:
the mounting frame is provided with a cavity on the inner wall, a yielding groove is formed on one side of the cavity, and a hairbrush is fixedly connected in the yielding groove;
the outer mold assembly comprises an outer frame, the outer frame is rotationally connected with the mounting frame, symmetrical strip-shaped grooves are formed in the side wall of the outer frame, a plurality of threaded holes are formed in the inner wall of the strip-shaped grooves, threaded rods are connected in the threaded holes in a threaded mode, a plurality of limiting plates are connected to the inner wall of the outer frame in a sliding mode, the upper ends of the limiting plates are rotationally connected with the threaded rods, and T-shaped grooves are formed in the ends, close to each other, of the limiting plates;
the internal mold assembly comprises a plurality of profiling cushion blocks, each profiling cushion block is fixedly connected with a clamping block matched with a T shape, a plurality of profiling bottom molds are placed between the profiling cushion blocks, holes are formed in the profiling cushion blocks, two ends of each through hole are fixedly connected with adapter joints, the side wall of the outer frame is fixedly connected with a cooling oil tank, an oil pump is arranged in the cooling oil tank, the oil pump is communicated with one adapter joint through a pipeline, the adapters are communicated with one another through a hose, and a return pipe is communicated with the one adapter joint and is communicated with the cooling oil tank.
In a further embodiment, the side wall of the limiting plate far away from the mounting frame is fixedly connected with a limiting strip, and a gasket is placed on the side wall of the limiting plate.
In a further embodiment, the surface of the limiting plate, which is close to the T-shaped groove, is provided with a blind hole, and both ends of the threaded rod are provided with hexagonal grooves.
In a further embodiment, the forming bottom die comprises a guiding section, a pre-forming section and a forming section, wherein the guiding section is in a truncated cone shape.
In a further embodiment, the adapter comprises a round tube, the round tube is fixedly connected with the profiling cushion block, a threaded sleeve is connected to the side wall of the round tube in a threaded mode, a conical sleeve is fixedly connected to one end, away from the round tube, of the threaded sleeve, and a conical tube is arranged at one end, away from the profiling cushion block, of the round tube.
In a further embodiment, the upper end of the mounting frame is provided with an oil storage tank, the oil storage tank is communicated with the cavity, the upper surface of the oil storage tank is provided with air holes, and the side wall of the oil storage tank is embedded with transparent glass.
In a further embodiment, the forming bottom die is made of hard alloy, and the profiling cushion block is made of carbon steel or cast steel.
In a further embodiment, a limit groove is formed in one end, far away from the clamping block, of the profiling cushion block, and a side strip matched with the limit groove is arranged on the outer wall of the molding bottom die.
Compared with the prior art, the invention has the beneficial effects that:
1. in the special-shaped steel pipe manufacturing die, through setting up installing frame cooperation cavity and brush, can go out at the feed inlet of mould, utilize the brush to brush lubricating oil on the table of waiting the shaping steel pipe to reduce the frictional force of steel pipe and shaping die block, reduce the wearing and tearing of this kind of shaping die block and the heating of mould, through setting up external mold subassembly cooperation centre form subassembly, divide into general external mold spare and removable interior module with this kind of special-shaped steel pipe manufacturing die, thereby reduce the cost of changing the mould, especially be fit for producing the special-shaped steel pipe of less in batches.
2. In this kind of abnormal shape steel pipe manufacturing mould, through setting up cooling oil tank cooperation oil pump, drive cooling oil is at pipeline and profile modeling cushion internal circulation flow to reduce profile modeling cushion and shaping die block's temperature, avoid the temperature rise of mould to accelerate the wearing and tearing of mould, and the expend with heat and contract with cold of mould leads to the precision decline of steel pipe processing.
Drawings
Fig. 1 is a schematic side view of a mold for manufacturing a special-shaped steel pipe.
Fig. 2 is a schematic sectional view of the mounting frame in the special-shaped steel pipe manufacturing mold.
Fig. 3 is a schematic cross-sectional structure of a mold for manufacturing a special-shaped steel pipe.
Fig. 4 is a schematic side sectional structure of a special-shaped steel pipe manufacturing mold.
Fig. 5 is a schematic diagram of a limiting plate structure in a special-shaped steel pipe manufacturing mold.
Fig. 6 is a schematic diagram of a sectional structure of a limiting plate in a special-shaped steel pipe manufacturing mold.
Fig. 7 is a schematic cross-sectional structural view of a transfer joint in a special-shaped steel pipe manufacturing die.
In the figure: 1. a mounting frame; 2. a cavity; 3. a relief groove; 4. a brush; 5. an outer frame; 6. a bar-shaped groove; 7. a threaded rod; 8. a limiting plate; 9. profiling cushion blocks; 10. a clamping block; 11. forming a bottom die; 12. a through hole; 13. an adapter; 14. a cooling oil tank; 15. an oil pump; 16. a return pipe; 17. a limit bar; 18. A gasket; 19. a blind hole; 20. a groove; 131. a round tube; 132. a thread sleeve; 133. a conical tube; 21. An oil storage tank; 22. air holes; 23. transparent glass; 24. a limit groove; 25. edge strips.
Detailed Description
In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second", etc. may explicitly or implicitly include one or more such feature. In the description of the present invention, unless otherwise indicated, the meaning of "a plurality" is two or more.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art in a specific case.
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Examples
Referring to fig. 1-7, in an embodiment of the present invention, a mold for manufacturing a special-shaped steel pipe, a mounting frame 1, wherein a cavity 2 is provided on an inner wall of the mounting frame 1, a yielding groove 3 is provided on one side of the cavity 2, and a brush 4 is fixedly connected in the yielding groove 3;
the outer mold assembly comprises an outer frame 5, the outer frame 5 is rotationally connected with the mounting frame 1, symmetrically arranged strip-shaped grooves 6 are formed in the side wall of the outer frame, a plurality of threaded holes are formed in the inner wall of the strip-shaped grooves 6, threaded rods 7 are connected with the threaded holes in a threaded mode, a plurality of limiting plates 8 are connected with the inner wall of the outer frame 5 in a sliding mode, the upper ends of the limiting plates 8 are rotationally connected with the threaded rods 7, and T-shaped grooves are formed in the ends, close to each other, of the limiting plates 8;
the internal mold assembly comprises a plurality of profiling cushion blocks 9, each profiling cushion block 9 is fixedly connected with a clamping block 10 matched with a T shape, a plurality of profiling bottom molds 11 are placed between the profiling cushion blocks 9, through holes 12 are formed in the profiling cushion blocks 9, two ends of each through hole 12 are fixedly connected with an adapter 13, the side wall of the outer frame 5 is fixedly connected with a cooling oil tank 14, an oil pump 15 is arranged in the cooling oil tank 14, the oil pump 15 is communicated with one adapter 13 through a pipeline, the plurality of adapters 13 are communicated through hoses, one adapter 13 is communicated with a return pipe 16, and the return pipe 16 is communicated with the cooling oil tank 14.
The limiting plate 8 is far away from the side wall fixedly connected with limiting strip 17 of the mounting frame 1, and a gasket 18 is placed between the limiting plate 8 and the forming bottom die 11, and the position of the gasket 18 is limited by arranging the limiting strip 17, so that gaps between the limiting plate 8 and the forming bottom die 11 are filled with the gasket 18, and deformation of the forming bottom die 11 during processing of a steel pipe is avoided.
The limiting plate 8 is close to the surface in T shape groove and has seted up blind hole 19, hexagonal recess 20 has all been seted up at the both ends of threaded rod 7, and this kind of design makes the user dismantle threaded rod 7 by the equal usable allen wrench in the both ends of threaded rod 7, avoids the recess 20 damage of threaded rod 7 one end, and the user can' T take off threaded rod 7.
The forming bottom die 11 comprises a guide section, a preformed section and a forming section, wherein the guide section is in a truncated cone shape, and when cold drawing is carried out on a steel pipe with a relatively complex shape or a relatively thin wall thickness, the steel pipe is processed through the multi-section forming bottom die 11, so that the steel pipe can be deformed step by step, and the steel pipe is prevented from being damaged due to overlarge disposable deformation.
The adapter 13 includes pipe 131, pipe 131 and profile modeling cushion 9 fixed connection set up, the lateral wall threaded connection of pipe 131 has thread bush 132, and the one end fixedly connected with toper cover that pipe 131 was kept away from to thread bush 132, the one end that profile modeling cushion 9 was kept away from to pipe 131 is provided with conical tube 133, and this kind of design uses the pipeline cover on conical tube 133, then twists thread bush 132 and presss from both sides tight rubber pipeline, can realize the intercommunication of cooling tank 14 and profile modeling cushion 9 to cool off profile modeling cushion 9 in the course of working.
The upper end of installing frame 1 is provided with oil storage tank 21, and oil storage tank 21 and cavity 2 intercommunication set up, gas pocket 22 has been seted up to the upper surface of oil storage tank 21, and the lateral wall of oil storage tank 21 inlays and is equipped with transparent glass 23, through setting up oil storage tank 21, can hold more lubricating oil, through gas pocket 22, avoids atmospheric pressure to lead to unable downwardly flowing in the oil storage tank 21, through setting up transparent glass 23, can be convenient for the user observe the liquid level of lubricating oil in the oil storage tank 21 to when the lubricating oil liquid level is lower, in time add.
The forming bottom die 11 is made of hard alloy, and the profiling cushion block 9 is made of carbon steel or cast steel.
The one end that fixture block 10 was kept away from to profile modeling cushion 9 is provided with spacing groove 24, the outer wall of shaping die block 11 is provided with the strake 25 that matches with spacing groove 24, through setting up spacing groove 24 cooperation strake 25 for when making the twisted cold drawn pipe, carries out further spacing to shaping die block 11, avoids shaping die block 11's position to take place the skew, guarantees the shaping effect of dysmorphism steel pipe.
The working principle of the invention is as follows: when the special-shaped steel pipe manufacturing die is used, a user can manufacture corresponding profiling cushion blocks 9 and a forming bottom die 11 according to a special-shaped steel pipe drawing to be produced, then weld fixture blocks 10 on the profiling cushion blocks 9, then rotate threaded rods 7 by using inner hexagonal wrenches, thereby adjusting the positions of a plurality of limiting plates 8, then install the profiling cushion blocks 9 on the limiting plates 8 by using the fixture blocks 10 to match with T-shaped grooves, then place the forming bottom die 11 between the profiling cushion blocks 9, put gaskets 18 on two sides of the forming bottom die 11, fill gaps between the forming bottom die 11 and the limiting plates 8, then rotate the threaded rods 7 again, further press the profiling cushion blocks 9 on the forming bottom die 11 and apply certain prestress, on one hand, the fixing effect of the profiling cushion blocks 9 on the forming bottom die 11 can be improved, meanwhile, deformation of the forming bottom die 11 during processing is avoided, the aim of guaranteeing the forming size of the special-shaped steel pipe is achieved, then the mounting frame 1 is placed on cold drawing equipment, the outer frame 5 is fixed by using a die seat of the cold drawing equipment, and then the special-shaped steel pipe can be produced;
when the special-shaped steel pipe is processed, steel pipe raw materials are inserted into an inner die assembly from the direction of the mounting frame 1, at the moment, the hairbrush 4 is propped against the steel pipe raw materials, and lubricating oil is smeared on the outer wall of the steel pipe when the steel pipe moves, so that friction force between the steel pipe and the forming bottom die 11 is reduced, abrasion and temperature rise of the forming bottom die 11 are reduced, the purpose of protecting the forming bottom die 11 and reducing production energy consumption is achieved, manual smearing is not needed, the operation is convenient, when a user processes, an oil pump 15 is started, cooling oil is driven by the oil pump 15 to enter a profiling cushion block 9 from a cooling oil tank 14, and flows back into the cooling oil tank 14 through a return pipe 16, when the special-shaped steel pipe is formed, the profiling cushion block 9 and the forming bottom die 11 are cooled, deformation caused by accelerated abrasion and thermal expansion and cold contraction of the forming bottom die 11 is avoided, along with the production of the special-shaped steel pipe, when the forming bottom die 11 is damaged, only the corresponding forming bottom die 11 and the profiling cushion block 9 are needed to be manufactured when the special-shaped steel pipe is needed to produce the special-shaped steel pipe, the special-shaped steel pipe can be effectively reduced, and the production cost of enterprises is also suitable for mass production.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (7)
1. A profiled steel tube manufacturing die, comprising:
the mounting frame is provided with a cavity on the inner wall, a yielding groove is formed on one side of the cavity, and a hairbrush is fixedly connected in the yielding groove;
the outer mold assembly comprises an outer frame, the outer frame is rotationally connected with the mounting frame, symmetrical strip-shaped grooves are formed in the side wall of the outer frame, a plurality of threaded holes are formed in the inner wall of the strip-shaped grooves, threaded rods are connected in the threaded holes in a threaded mode, a plurality of limiting plates are connected to the inner wall of the outer frame in a sliding mode, the upper ends of the limiting plates are rotationally connected with the threaded rods, and T-shaped grooves are formed in the ends, close to each other, of the limiting plates;
the internal mold assembly comprises a plurality of profiling cushion blocks, clamping blocks matched with T-shaped grooves are fixedly connected to each profiling cushion block, a forming bottom mold is placed between the profiling cushion blocks, holes are formed in the profiling cushion blocks, two ends of each through hole are fixedly connected with an adapter, the side wall of the outer frame is fixedly connected with a cooling oil tank, an oil pump is arranged in the cooling oil tank, the oil pump is communicated with one adapter through a pipeline, the adapters are communicated with one another through a hose, a return pipe is communicated with one adapter, and the return pipe is communicated with the cooling oil tank;
the upper end of installing frame is provided with the oil storage tank, and oil storage tank and cavity intercommunication set up, the gas pocket has been seted up to the upper surface of oil storage tank, and the lateral wall of oil storage tank inlays and is equipped with transparent glass.
2. The special-shaped steel pipe manufacturing die of claim 1, wherein the side wall of the limiting plate far away from the mounting frame is fixedly connected with a limiting strip, and a gasket is placed on the side wall of the limiting plate.
3. The special-shaped steel pipe manufacturing die of claim 1, wherein the surface of the limiting plate, which is close to the T-shaped groove, is provided with a blind hole, and both ends of the threaded rod are provided with hexagonal grooves.
4. The profiled steel tube manufacturing mould of claim 1 wherein the forming die comprises a guide section, a preform section and a forming section, the guide section being frustoconical.
5. The special-shaped steel pipe manufacturing die of claim 1, wherein the adapter comprises a round pipe, the round pipe is fixedly connected with the profiling cushion block, a threaded sleeve is connected with the side wall of the round pipe in a threaded manner, a conical sleeve is fixedly connected with one end of the threaded sleeve, which is far away from the round pipe, and a conical pipe is arranged at one end of the round pipe, which is far away from the profiling cushion block.
6. The profiled steel tube manufacturing die as claimed in claim 1, wherein the forming die is made of cemented carbide, and the profiling cushion block is made of carbon steel or cast steel.
7. The special-shaped steel pipe manufacturing die of claim 1, wherein a limit groove is formed in one end, far away from the clamping block, of the profiling cushion block, and a rim matched with the limit groove is formed in the outer wall of the forming bottom die.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111032963.6A CN113617866B (en) | 2021-09-03 | 2021-09-03 | Special-shaped steel pipe manufacturing die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111032963.6A CN113617866B (en) | 2021-09-03 | 2021-09-03 | Special-shaped steel pipe manufacturing die |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113617866A CN113617866A (en) | 2021-11-09 |
| CN113617866B true CN113617866B (en) | 2023-10-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111032963.6A Active CN113617866B (en) | 2021-09-03 | 2021-09-03 | Special-shaped steel pipe manufacturing die |
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| CN (1) | CN113617866B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000288622A (en) * | 1999-03-31 | 2000-10-17 | Kobe Steel Ltd | Manufacture of inner surface grooved tube, and its manufacturing device |
| CN2897476Y (en) * | 2006-04-13 | 2007-05-09 | 凌一波 | Special-section steel cold-extruding rotating die bit |
| CN101767116A (en) * | 2009-12-12 | 2010-07-07 | 罗世春 | Manufacturing method of specially shaped taper pipe, and pipe-shrinkage machine and moulding mold therefor |
| CN101992230A (en) * | 2010-11-10 | 2011-03-30 | 江苏华程工业制管股份有限公司 | Method for manufacturing profiled steel pipe |
| CN202021218U (en) * | 2010-12-28 | 2011-11-02 | 苏州奥智机电设备有限公司 | Cooling device for metal pipe spinner block |
| CN202984317U (en) * | 2012-12-24 | 2013-06-12 | 浙江工贸职业技术学院 | Seamless steel pipe integral forming die |
| CN110576067A (en) * | 2018-06-10 | 2019-12-17 | 江苏君睿智能制造有限公司 | Cold drawing die for seamless steel pipe |
-
2021
- 2021-09-03 CN CN202111032963.6A patent/CN113617866B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000288622A (en) * | 1999-03-31 | 2000-10-17 | Kobe Steel Ltd | Manufacture of inner surface grooved tube, and its manufacturing device |
| CN2897476Y (en) * | 2006-04-13 | 2007-05-09 | 凌一波 | Special-section steel cold-extruding rotating die bit |
| CN101767116A (en) * | 2009-12-12 | 2010-07-07 | 罗世春 | Manufacturing method of specially shaped taper pipe, and pipe-shrinkage machine and moulding mold therefor |
| CN101992230A (en) * | 2010-11-10 | 2011-03-30 | 江苏华程工业制管股份有限公司 | Method for manufacturing profiled steel pipe |
| CN202021218U (en) * | 2010-12-28 | 2011-11-02 | 苏州奥智机电设备有限公司 | Cooling device for metal pipe spinner block |
| CN202984317U (en) * | 2012-12-24 | 2013-06-12 | 浙江工贸职业技术学院 | Seamless steel pipe integral forming die |
| CN110576067A (en) * | 2018-06-10 | 2019-12-17 | 江苏君睿智能制造有限公司 | Cold drawing die for seamless steel pipe |
Non-Patent Citations (1)
| Title |
|---|
| 新型无缝钢管冷拔复合模具的研究与应用;迟洪波;《科技与企业》(第13期);第382页 * |
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| Publication number | Publication date |
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| CN113617866A (en) | 2021-11-09 |
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