CN107116145A - Cone cylinder mould - Google Patents
Cone cylinder mould Download PDFInfo
- Publication number
- CN107116145A CN107116145A CN201710508008.2A CN201710508008A CN107116145A CN 107116145 A CN107116145 A CN 107116145A CN 201710508008 A CN201710508008 A CN 201710508008A CN 107116145 A CN107116145 A CN 107116145A
- Authority
- CN
- China
- Prior art keywords
- cone cylinder
- shaping
- internal model
- external mold
- model post
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/10—Die sets; Pillar guides
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D5/00—Bending sheet metal along straight lines, e.g. to form simple curves
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D51/00—Making hollow objects
- B21D51/02—Making hollow objects characterised by the structure of the objects
- B21D51/10—Making hollow objects characterised by the structure of the objects conically or cylindrically shaped objects
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Forms Removed On Construction Sites Or Auxiliary Members Thereof (AREA)
- Forging (AREA)
Abstract
The invention discloses a kind of cone cylinder mould, including：The internal model post that is vertically arranged, for closing up to sandwich the first shaping external mold and the second shaping external mold of internal model post, first shaping external mold and the second shaping external mold are set around vertical dead axle folding, and first shaping external mold and the second shaping external mold when closing up double team internal model post, the shaping ring cavity for being molded cone cylinder is constituted between the outer ring surface of internal model post and the first shaping external mold and the second shaping external mold.Also be equiped with Forming press on internal model post, for being shaped to cone cylinder in fan-shaped material during supported with the top camber line of sector material and carried out with the axial displacement to fan-shaped material along internal model post spacing, prevent fan-shaped material from removing to be molded ring cavity.It in the present invention, can greatly shorten the process time of part, improve the shaping efficiency of part, the steady quality of part after shaping, surface quality is significantly improved, and the circularity of part is good, inspection qualification rate height is once handed over, forming parts process operation is simple, low to the skill set requirements of operator.
Description
Technical field
The present invention relates to cone cylinder forming field, especially, it is related to a kind of cone cylinder mould.
Background technology
Burner inner liner is a critical component of engine, for carrying out air-fuel mixture and burning.Flame tube head annulus
Material is GH1140, GH3044 respectively, and material thickness is to require that the two ends diameter of cone cylinder 10 is respectively φ 105, φ after t1.5, edge rolling
49, height 90, as shown in accompanying drawing Fig. 1.
At present, the existing furling plate round machine specification of in the market is larger, circle and taper cone barrel 10 for rolling up φ 320-6000mm, due to
The diameter of the cone cylinder 10 of flame tube head is smaller, does not apply to the existing furling plate round machine of in the market.In the prior art, beaten using manual
The method of shaping is molded the cone cylinder 10 of the flame tube head, that is, fully relies on pincers worker using simple percussion instrument such as wooden mallet,
Sector material is carried out beaing bending by hand to be molded.Process-cycle length, labor intensity are big, processing efficiency is low, shaping rear conical-tube 10
Surface quality is difficult to ensure that, and higher to processor's skill set requirements, these processing progresses for having a strong impact on part and product
Deliver.
The content of the invention
The invention provides a kind of cone cylinder mould, with solve to beat by hand forming method presence process-cycle length,
Labor intensity is big, processing efficiency is low, shaping rear conical-tube surface quality is difficult to ensure that and the technology higher to processor's skill set requirements
Problem.
The technical solution adopted by the present invention is as follows：
A kind of cone cylinder mould, for the fan-shaped material volume circle of fan-shaped tabular to be shaped into cone cylinder, cone cylinder mould bag
Include：The internal model post that is vertically arranged, for closing up to sandwich the first shaping external mold and the second shaping external mold of internal model post, the first shaping
External mold and the second shaping external mold are set around vertical dead axle folding, and the first shaping external mold and the second shaping external mold close up double team internal model
During post, the forming ring for being molded cone cylinder is constituted between the outer ring surface of internal model post and the first shaping external mold and the second shaping external mold
Chamber；Also be equiped with Forming press on internal model post, for being shaped to cone cylinder in fan-shaped material during top camber line with sector material
Support to expect spacing along the axial displacement progress of internal model post to fan-shaped, prevent fan-shaped material from removing to be molded ring cavity.
Further, the bottom of Forming press is provided with the Archimedian screw arc according to spiral of Archimedes machine-shaping
Face, axis direction of the Archimedian screw cambered surface along internal model post is extended spirally upwards, for being shaped to cone cylinder in sector material
During contacted with the top camber line of sector material, make with the Impact direction of top camber line contact position all the time along in sector material forming process
The direction in the female footpath formed.
Further, Forming press be in open column shape structure, be fixed at internal model post it is cylindrical on；Forming press includes
Cylindrical section and the spiral section for being connected to cylindrical section bottom, the bottom face of spiral section is Archimedian screw cambered surface.
Further, what internal model post included being vertically arranged be used for coordinate with the first shaping external mold and the second shaping external mold with into
The profiled section of type cone cylinder, the top of profiled section is fixedly connected with the construction section for installation forming briquetting, and Forming press fixes dress
Located at construction section it is cylindrical on；Profiled section is in the frustum matched with the inner cone circle of cone cylinder；Construction section be in in Forming press
It is cylindric that cylindrical hole matches.
Further, cone cylinder mould also includes the pressing plate for being used to compress Forming press downwards, and for locking pressure plate
Locking member；Pressing plate is arranged at the top of internal model post and supported with Forming press；Locking member is stretched into internal model post after passing through pressing plate
So that pressing plate to be fixed with internal model post.
Further, cone cylinder mould also includes the installation axle being vertically arranged；First shaping external mold and the second shaping are outer
Mould is rotated and is installed in installation axle, and is mounted opposite the axis open and close movement of axle.
Further, the first shaping external mold includes the first outer mold piece, and the first outer mold piece is connected with the first branch sleeve；Second
Shaping external mold includes the second outer mold piece, and the second outer mold piece is connected with the second branch sleeve；First outer mold piece and the second outer mold piece with
Internal model post coordinates to be molded cone cylinder；First branch sleeve and the second branch sleeve are rotated respectively to be installed in installation axle and the first company
Female connector cylinder is located at the top of the second branch sleeve.
Further, the first outer mold piece is provided with the first forming tank, and the second outer mold piece is provided with the second forming tank；First into
Type groove and the second forming tank constitute the molding cavity of the external annulus for being molded cone cylinder, and molding cavity constitutes forming ring with internal model post
Chamber.
Further, the first outer mold piece and the second external mold block structure are identical；It is also associated with using on the side wall of first outer mold piece
In the first drive rod for driving it to rotate；The second driving for driving it to rotate is also associated with the side wall of second outer mold piece
Bar.
Further, cone cylinder mould also includes horizontally disposed installing plate；Internal model post and installation axle are fixedly connected on
On installing plate.
The invention has the advantages that：
When sector material being shaped into cone cylinder using the cone cylinder mould of the present invention, first by sector material slant setting in interior
Between mould post and the first shaping external mold and the second shaping external mold, the first shaping external mold and the second shaping external mold are then rotated so that two
Person's relative motion is to close up, and sector material is during the first shaping external mold and the second shaping external mold are closed up relatively around internal model post edge rolling
To be molded, in sector material forming process, in the presence of the first shaping external mold and the second shaping external mold, it is by along the axle of internal model post
To movement, by setting Forming press, with to fan-shaped material along internal model axis of a cylinder to displacement carry out it is spacing, so as to prevent fan-shaped material from moving
Go out and be molded ring cavity, finally using aid by cone cylinder cross-stitch side welding fabrication.Middle craft is by sector compared with prior art
Material volume circle is shaped in cone cylinder, the present invention, is justified fan-shaped material volume by cone cylinder mould and is molded, it can greatly shorten part
Process time, improve part shaping efficiency.The steady quality of part after shaping, surface quality is significantly improved, the circle of part
Spend, once hand over inspection qualification rate high.Forming parts process operation is simple, low to the skill set requirements of operator, and then can obtain pole
Big popularization, use.
In addition to objects, features and advantages described above, the present invention also has other objects, features and advantages.
Below with reference to figure, the present invention is further detailed explanation.
Brief description of the drawings
The accompanying drawing for constituting the part of the application is used for providing a further understanding of the present invention, schematic reality of the invention
Apply example and its illustrate to be used to explain the present invention, do not constitute inappropriate limitation of the present invention.In the accompanying drawings：
Fig. 1 is the cross section structure diagram of cone cylinder to be formed；
Fig. 2 is the overlooking the structure diagram when cone cylinder mould of the preferred embodiment of the present invention all opens；
Fig. 3 is Fig. 2 the first section view main structure diagram；
Fig. 4 is Fig. 2 the second section view main structure diagram；
Fig. 5 is the main structure diagram of Forming press in Fig. 4；
Fig. 6 is structural representation when Fig. 2 middle conical tubes mould is all closed.
Marginal data
10th, cone cylinder；20th, internal model post；21st, profiled section；22nd, construction section；30th, the first shaping external mold；31st, the first outer mold piece；
310th, the first forming tank；32nd, the first branch sleeve；33rd, the first drive rod；40th, the second shaping external mold；41st, the second outer mold piece；
410th, the second forming tank；42nd, the second branch sleeve；43rd, the second drive rod；50th, Forming press；51st, cylindrical section；52nd, spiral section；
501st, Archimedian screw cambered surface；60th, pressing plate；70th, locking member；80th, installation axle；90th, installing plate.
Embodiment
Embodiments of the invention are described in detail below in conjunction with accompanying drawing, but the present invention can be defined by the claims
Implement with the multitude of different ways of covering.
Reference picture 1, Fig. 2, Fig. 4 and Fig. 6, the preferred embodiments of the present invention provide a kind of cone cylinder mould, for inciting somebody to action
The fan-shaped material volume circle of fan-shaped tabular is shaped to cone cylinder 10, and cone cylinder mould includes：The internal model post 20 that is vertically arranged, for closing up
To sandwich the first shaping external mold 30 and the second shaping external mold 40 of internal model post 20, the first shaping external mold 30 and the second shaping external mold 40
Around vertical dead axle folding set, and the first shaping external mold 30 and the second shaping external mold 40 close up double team internal model post 20 when, internal model post
The shaping ring cavity for being molded cone cylinder 10 is constituted between 20 outer ring surface and the first shaping external mold 30 and the second shaping external mold 40.It is interior
Forming press 50 is also equiped with mould post 20, for being shaped to cone cylinder 10 in fan-shaped material during top camber line with sector material
Support to expect spacing along the axial displacement progress of internal model post 20 to fan-shaped, prevent fan-shaped material from removing to be molded ring cavity.Using the present invention
Cone cylinder mould by sector material be shaped to cone cylinder 10 when, first by sector material slant setting in internal model post 20 and first shaping
Between the shaping external mold 40 of external mold 30 and second, the first shaping external mold 30 and the second shaping external mold 40 are then rotated so that both are relative
Motion is to close up, and sector material is during the first shaping external mold 30 and the second shaping external mold 40 are closed up relatively around the edge rolling of internal model post 20
To be molded, in sector material forming process, in the presence of the first shaping external mold 30 and the second shaping external mold 40, it will be along internal model post
20 axial movement, it is spacing with the displacement progress to fan-shaped material along the axial direction of internal model post 20 by setting Forming press 50, so that anti-
Only fan-shaped material removes shaping ring cavity, finally using aid by the cross-stitch side welding fabrication of cone cylinder 10.Compared with prior art
Fan-shaped material volume circle is shaped in cone cylinder, the present invention by middle craft, is justified fan-shaped material volume by cone cylinder mould and is molded, it can pole
The earth shortens the process time of part, improves the shaping efficiency of part.The steady quality of part after shaping, surface quality is significantly carried
Height, the circularity of part is good, once hands over inspection qualification rate high.Forming parts process operation is simple, low to the skill set requirements of operator, enters
And can obtain and greatly promote, use.
Preferably, it will move up and supported with Forming press 50 along the axial direction of internal model post 20 in fan-shaped material forming process, and by
It is cambered surface in the top surface of sector material, crimping is produced to prevent in fan-shaped material forming process that top surface is interfered with Forming press 50, this
In preferred embodiment, as shown in figure 5, the bottom of Forming press 50 is provided with the A Ji meter according to spiral of Archimedes machine-shaping
Moral spiral cambered surface 501, axis direction of the Archimedian screw cambered surface 501 along internal model post 20 is extended spirally upwards, in fan
The top camber line that shape material is shaped to during cone cylinder 10 with sector material is contacted, and is made and the Impact direction of top camber line contact position edge all the time
The direction in female footpath formed in fan-shaped material forming process, so that when preventing the fan-shaped top surface expected from being supported with Forming press 50 not
Produce crimping.
In the embodiment of the present invention, as shown in figure 5, Forming press 50 is in open column shape structure, internal model post 20 is fixed at
It is cylindrical on.Forming press 50 includes cylindrical section 51 and is connected to the spiral section 52 of the bottom of cylindrical section 51, the bottom of spiral section 52
Face is Archimedian screw cambered surface 501.
Alternatively, as shown in figure 4, internal model post 20 is used for and the first shaping external mold 30 and the second shaping including what is be vertically arranged
External mold 40 coordinates to be molded the profiled section 21 of cone cylinder 10, and the top of profiled section 21 is fixedly connected with for installation forming briquetting 50
Construction section 22, Forming press 50 be fixed at construction section 22 it is cylindrical on.Profiled section 21 is in be matched with the inner cone circle of cone cylinder 10
Frustum.Construction section 22 be in the interior cylindrical hole of Forming press 50 match it is cylindric.
Alternatively, to prevent Forming press 50 from being moved up under the counter-active effect of sector material along internal model post 20, in the present invention, such as
Shown in Fig. 4, cone cylinder mould also includes the pressing plate 60 for being used to compress Forming press 50 downwards, and the lock for locking pressure plate 60
Tight part 70.Pressing plate 60 is arranged at the top of internal model post 20 and supported with Forming press 50.Locking member 70 is stretched into after passing through pressing plate 60
So that pressing plate 60 to be fixed with internal model post 20 in internal model post 20.In the specific embodiment of the invention, locking member 70 is lock-screw.
Alternatively, as shown in figure 4, cone cylinder mould also includes the installation axle 80 being vertically arranged.First shaping external mold 30
Rotate and be installed in installation axle 80 with the second shaping external mold 40, and be mounted opposite the axis open and close movement of axle 80.
In the embodiment of the present invention, as shown in Figure 3 and Figure 4, the first shaping external mold 30 includes the first outer mold piece 31, the first external mold
Block 31 is connected with the first branch sleeve 32.Second shaping external mold 40 includes the second outer mold piece 41, and the second outer mold piece 41 is connected with the
Two branch sleeves 42.First outer mold piece 31 and the second outer mold piece 41 coordinate to be molded cone cylinder 10 with internal model post 20.First adapter sleeve
The branch sleeve 42 of cylinder 32 and second is rotated respectively to be installed in installation axle 80 and the first branch sleeve 32 is positioned at the second branch sleeve
42 top.
In the embodiment of the present invention, as shown in figure 3, the first outer mold piece 31 is provided with the first forming tank 310, the second outer mold piece 41
It is provided with the second forming tank 410.First forming tank 310 and the second forming tank 410 constitute the external annulus for being molded cone cylinder 10
Molding cavity, molding cavity constitutes shaping ring cavity with internal model post 20.Preferably, as shown in figure 3, the structure of the first forming tank 310
It is identical with the structure of the second forming tank 410, i.e. the first forming tank 310 and the second forming tank 410 equivalent to by molding cavity along axle
Double of line direction subdivision is formed.In other embodiments, the first forming tank 310 and the second forming tank 410 both structures can be with
Difference, the molding cavity set need to be only enclosed by the first forming tank 310 and the second forming tank 410 and can be used for molding cone cylinder 10
External annulus, and the molding cavity constitutes shaping ring cavity with internal model post 20.
In this specific embodiment, as shown in figure 3, the first outer mold piece 31 is identical with the structure of the second outer mold piece 41.First external mold
The first drive rod 33 for driving it to rotate is also associated with the side wall of block 31.It is also associated with the side wall of second outer mold piece 41
For the second drive rod 43 for driving it to rotate.
Alternatively, as shown in figure 3, cone cylinder mould also includes horizontally disposed installing plate 90.Internal model post 20 and installation
Axle 80 is fixedly connected on installing plate 90.
The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the invention, for the skill of this area
For art personnel, the present invention can have various modifications and variations.Within the spirit and principles of the invention, that is made any repaiies
Change, equivalent substitution, improvement etc., should be included in the scope of the protection.
Claims (10)
1. a kind of cone cylinder mould, it is characterised in that for the fan-shaped material volume circle of fan-shaped tabular to be shaped into cone cylinder (10), institute
Stating cone cylinder mould includes：
The internal model post (20) that is vertically arranged, for closing up to sandwich the first shaping external mold (30) and second of the internal model post (20)
Shaping external mold (40), first shaping external mold (30) and second shaping external mold (40) are set around vertical dead axle folding, and
When first shaping external mold (30) and second shaping external mold (40) close up double team internal model post (20), the internal model post
(20) constituted between outer ring surface and first shaping external mold (30) and second shaping external mold (40) described for being molded
The shaping ring cavity of cone cylinder (10)；
Forming press (50) is also equiped with the internal model post (20), for being shaped to the cone cylinder (10) in the fan-shaped material
During support and carried out with the axial displacement to the fan-shaped material along the internal model post (20) with the top camber line of the fan-shaped material
It is spacing, prevent the fan-shaped material from removing the shaping ring cavity.
2. cone cylinder mould according to claim 1, it is characterised in that
The bottom of the Forming press (50) is provided with the Archimedian screw cambered surface according to spiral of Archimedes machine-shaping
(501), axis direction of the Archimedian screw cambered surface (501) along the internal model post (20) is extended spirally upwards, for
Contact, make and the top camber line with the top camber line of the fan-shaped material during the fan-shaped material is shaped to the cone cylinder (10)
The Impact direction of contact position is all the time along the fan-shaped direction for expecting female footpath formed in forming process.
3. cone cylinder mould according to claim 2, it is characterised in that
The Forming press (50) be in open column shape structure, be fixed at the internal model post (20) it is cylindrical on；
The Forming press (50) includes cylindrical section (51) and is connected to the spiral section (52) of the cylindrical section (51) bottom, described
The bottom face of spiral section (52) is the Archimedian screw cambered surface (501).
4. cone cylinder mould according to claim 1, it is characterised in that
The internal model post (20) is used for and first shaping external mold (30) and second shaping external mold including what is be vertically arranged
(40) coordinate to be molded the profiled section (21) of the cone cylinder (10), the top of the profiled section (21) is fixedly connected with for installing
The construction section (22) of the Forming press (50), the Forming press (50) is fixed at the cylindrical of the construction section (22)
On；
The profiled section (21) is in the frustum matched with the inner cone circle of the cone cylinder (10)；
The construction section (22) be in the interior cylindrical hole of the Forming press (50) match it is cylindric.
5. cone cylinder mould according to claim 1, it is characterised in that
The cone cylinder mould also includes the pressing plate (60) for being used to compress the Forming press (50) downwards, and for locking
State the locking member (70) of pressing plate (60)；
The pressing plate (60) is arranged at the top of the internal model post (20) and supported with the Forming press (50)；
The locking member (70), which passes through, to be stretched into the internal model post (20) after the pressing plate (60) with by the pressing plate (60) and institute
State internal model post (20) fixed.
6. cone cylinder mould according to claim 1, it is characterised in that
The cone cylinder mould also includes the installation axle (80) being vertically arranged；
First shaping external mold (30) and second shaping external mold (40) are rotated and are installed in the installation axle (80), and
The axis open and close movement of relatively described installation axle (80).
7. cone cylinder mould according to claim 6, it is characterised in that
First shaping external mold (30) includes the first outer mold piece (31), and first outer mold piece (31) is connected with the first adapter sleeve
Cylinder (32)；
Second shaping external mold (40) includes the second outer mold piece (41), and second outer mold piece (41) is connected with the second adapter sleeve
Cylinder (42)；
First outer mold piece (31) and second outer mold piece (41) coordinate to be molded the cone cylinder with the internal model post (20)
(10)；
First branch sleeve (32) and second branch sleeve (42) rotate be installed in the installation axle (80) respectively
And first branch sleeve (32) is located at the top of second branch sleeve (42).
8. cone cylinder mould according to claim 7, it is characterised in that
First outer mold piece (31) is provided with the first forming tank (310), and second outer mold piece (41) is provided with the second shaping
Groove (410)；
First forming tank (310) and second forming tank (410) constitute the external annulus for being molded the cone cylinder (10)
Molding cavity, the molding cavity and the internal model post (20) constitute the shaping ring cavity.
9. cone cylinder mould according to claim 7, it is characterised in that
First outer mold piece (31) is identical with the second outer mold piece (41) structure；
The first drive rod (33) for driving it to rotate is also associated with the side wall of first outer mold piece (31)；
The second drive rod (43) for driving it to rotate is also associated with the side wall of second outer mold piece (41).
10. cone cylinder mould according to claim 6, it is characterised in that
The cone cylinder mould also includes horizontally disposed installing plate (90)；
The internal model post (20) and the installation axle (80) are fixedly connected on the installing plate (90).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710508008.2A CN107116145B (en) | 2017-06-28 | 2017-06-28 | Cone cylinder molding die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710508008.2A CN107116145B (en) | 2017-06-28 | 2017-06-28 | Cone cylinder molding die |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107116145A true CN107116145A (en) | 2017-09-01 |
| CN107116145B CN107116145B (en) | 2019-02-15 |
Family
ID=59720026
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710508008.2A Active CN107116145B (en) | 2017-06-28 | 2017-06-28 | Cone cylinder molding die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107116145B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110814102A (en) * | 2019-10-14 | 2020-02-21 | 青岛海德马克智能装备有限公司 | Cylinder forming type circle holding structure |
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| US6289711B1 (en) * | 1995-03-25 | 2001-09-18 | Krauss-Maffei Ag | Method and device for rounding bushings |
| US6494360B1 (en) * | 1998-06-23 | 2002-12-17 | Thyssen Krupp Stahl Ag | Method and device for producing straight bead welded pipes from flat sheet metal blanks |
| CN101065197A (en) * | 2004-09-24 | 2007-10-31 | 蒂森克虏伯钢铁股份公司 | Method and device for production of a longitudinal seam welded hollow profile |
| CN202479392U (en) * | 2011-12-19 | 2012-10-10 | 陕西宝成航空仪表有限责任公司 | Conical barrel-shaped sheet metal part moulding device |
| CN204817591U (en) * | 2015-08-19 | 2015-12-02 | 山东致远建材有限公司 | Pole steel ring butt joint former |
-
2017
- 2017-06-28 CN CN201710508008.2A patent/CN107116145B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6289711B1 (en) * | 1995-03-25 | 2001-09-18 | Krauss-Maffei Ag | Method and device for rounding bushings |
| US6494360B1 (en) * | 1998-06-23 | 2002-12-17 | Thyssen Krupp Stahl Ag | Method and device for producing straight bead welded pipes from flat sheet metal blanks |
| CN101065197A (en) * | 2004-09-24 | 2007-10-31 | 蒂森克虏伯钢铁股份公司 | Method and device for production of a longitudinal seam welded hollow profile |
| CN202479392U (en) * | 2011-12-19 | 2012-10-10 | 陕西宝成航空仪表有限责任公司 | Conical barrel-shaped sheet metal part moulding device |
| CN204817591U (en) * | 2015-08-19 | 2015-12-02 | 山东致远建材有限公司 | Pole steel ring butt joint former |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110814102A (en) * | 2019-10-14 | 2020-02-21 | 青岛海德马克智能装备有限公司 | Cylinder forming type circle holding structure |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107116145B (en) | 2019-02-15 |
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