CN209633709U - A kind of rotation composite forming device of multiple tube - Google Patents
A kind of rotation composite forming device of multiple tube Download PDFInfo
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- CN209633709U CN209633709U CN201920337543.0U CN201920337543U CN209633709U CN 209633709 U CN209633709 U CN 209633709U CN 201920337543 U CN201920337543 U CN 201920337543U CN 209633709 U CN209633709 U CN 209633709U
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Abstract
The utility model discloses a kind of rotation composite forming devices of multiple tube, including die ontology, die ontology is tubular and is provided with axial through hole, it is additionally provided with feed flow path, feed flow path is connected with extruder, the other end can be fixed with molding mouth mold, forming mouth mold includes interior mouth mold and outer mouth mold, interior mouth mold and outer mouth mold form linking flow channel, the linking flow channel one end is connected with feed flow path, the other end extends to the center of through hole, collar extension mold has extrusion forming circumferential surface, plug has been arranged concentrically in through hole, the gap of plug and through hole constitutes circular passage, steel band welded tube is installed in circular passage, the periphery of plug is provided with shaping groove, plug periphery and steel band inner wall of welded pipe constitute inner wall forming cavity, outer mouth mold downstream is equipped with outer plug die, outer plug die internal control and steel band weld Pipe periphery constitutes outer wall forming cavity, outer wall forming cavity and outlet, improves the surface quality of multiple tube.
Description
Technical field
The utility model relates to a kind of rotation composite forming devices, the composite molding for multiple tube.
Background technique
For in the forming process of steel band multiple tube, steel band will carry out argon arc after unreeling by coil of strip machine on rotary welding machine
Weldering, steel band inclination are wrapped on welding support tube and are welded into tubular structure.So since the steel band welded tube of welding fabrication is rotation
, and the tubing rotated is usually that cannot directly carry out composite molding, the main reason is that current composite forming device exists
It is rough to carry out the compound rear compound pipe surface formed, spin friction can be generated between the multiple tube and mold of rotation, thus
On the surface of multiple tube form spiral helicine trace, this trace strong influence presentation quality of multiple tube.Therefore, for
The current usual manner of the production of steel band multiple tube is just divided into two production lines and completes, and part steel band rotating welding formed steel before this
Steel band welded tube, is then sawed into a section tubing, is then transported on another production line, steel band welded tube by band welded tube
Be pulled on composite molding die and carry out composite molding, and need to take between steel band welded tube, be just able to achieve it is continuous from
Dynamic composite molding.
Utility model content
The technical problem to be solved by the utility model is to provide a kind of rotation composite forming device of multiple tube, the rotations
Composite molding can be carried out to the steel band welded tube of rotation by turning composite forming device, improve the surface quality of multiple tube.
In order to solve the above technical problems, the technical solution of the utility model is: a kind of rotation composite molding dress of multiple tube
It sets, including die ontology, the die ontology is tubular and is provided with axial through hole, the side of being provided on the die ontology
Just the feed flow path that plastic liquid passes through, the feed flow path are connected with extruder, the die ontology it is another
End is removably fixed with molding mouth mold, and the molding mouth mold includes being removably fixed in the interior mouth mold and collar extension of die ontology end
Mould forms linking flow channel between interior mouth mold and outer mouth mold, which is connected with feed flow path,
The center that the other end is tilted towards through hole extends, and the outer mouth mold has extrusion forming week in the exit of linking flow channel
Face has been arranged concentrically plug in the through hole, and the gap between the plug and through hole constitutes circular passage, the annular
It is equipped in channel by the steel band welded tube of rotation traction traction, the plug supports in the steel band welded tube in the upstream side in exit
Wall, the periphery of the plug are provided with shaping groove corresponding with exit, periphery and steel of the plug in the downstream of shaping groove
Inner wall forming cavity is constituted between inner wall with welded tube, the downstream of the outer mouth mold is rotatably installed with outer plug die, this is outer fixed
Outer wall forming cavity, outer wall forming cavity and the outlet are constituted between the inner hole of diameter mould and the periphery of steel band welded tube, it is described
Outer plug die is driven by power device to be rotated.
As a preferred solution, the outer plug die includes plug die cylinder, is set to plug die cylinder periphery connection ring
Plate, is installed on the mounting cylinder of connection ring flat-plate periphery, and the mounting cylinder is sleeved on the periphery of outer mouth mold and is provided with the between the two
One bearing, the periphery of the plug die cylinder are fixed with sprocket wheel, and the periphery of the outer plug die is set with clamp sleeve, the clamping sleeve
It is provided with second bearing between cylinder and outer plug die, which is pressed in outer plug die in outer mouth mold.
As a preferred solution, the end of the die ontology is provided with First terrace, and the end of interior mouth mold is set
Be equipped with installation screw, the end location and installation of interior mouth mold in be provided on First terrace, on die ontology axially through peace
Axis hole is filled, the mounting shaft hole and installation screw correspond, and are equipped with the first attachment screw in mounting shaft hole and installation screw.
As a preferred solution, the end of the die ontology is provided with second step face, the end of the outer mouth mold
Portion's location and installation on second step face, the clamp sleeve compress the outer plug die make mounting cylinder end and the collar extension
Mould contact, the end of the outer mouth mold are provided with third step surface, and the end of the clamp sleeve contacts on third step surface
And clamp sleeve, outer mouth mold and die ontology are connected and fixed by the second attachment screw.
As a preferred solution, the extrusion forming circumferential surface is circular conical surface.
As a preferred solution, the downstream slot of the shaping groove is skewed along being arranged to, under this is skewed
Trip slot edge is connected with the bottom of inner wall forming cavity.
As a preferred solution, upstream side screw thread of the plug in exit is equipped with support canister portion, the support
Canister portion supports the inner wall of the steel band welded tube.
After above-mentioned technical proposal, the effect of the utility model is: the rotational forming device is using on die ontology
Feed flow path receive the plastic liquid that extruder squeezes out, then linking flow channel of the plastic liquid from molding mouth mold
Outlet outflow, and since the periphery of the plug is provided with shaping groove corresponding with exit, plastic liquid will be from
Through-hole on steel band welded tube is flowed into shaping groove, and the plastic liquid of such shaping groove can be flowed into inner wall forming cavity, most
Plastic liner layer is formed in the inner wall of steel band welded tube eventually, and the downstream of the outer mouth mold is rotatably installed with outer plug die, this is outer
Outer wall forming cavity is constituted between the inner hole of plug die and the periphery of steel band welded tube, therefore, a part of plastic liquid is from outlet stream
It is entered after out in outer wall forming cavity so as to form plastic outer wall layer, extrusion forming circumferential surface and shaping groove provide storing
Space additionally provides certain extruding force simultaneously, and inner wall layer and outer wall layer is enable to compress, and the rotation installation of outer plug die, by moving
Power device driving and identical as steel band welded tube direction of rotation, the just not side of rotating between plug die outer in this way and steel band welded tube
To relative motion, the surface of this sampling composite tube is more smooth, which just no longer needs to the steel band welded tube that will be rotated
Cutting, which is transferred on another line, to be taken over, and which simplify production technologies.
Again since the outer plug die includes plug die cylinder, is set to plug die cylinder periphery connection ring flat-plate, it is installed on connection
The mounting cylinder of ring flat-plate periphery, the mounting cylinder is sleeved on the periphery of outer mouth mold and is provided with first bearing between the two, described fixed
The periphery of diameter mould cylinder is fixed with sprocket wheel, and the periphery of the outer plug die is set with clamp sleeve, the clamp sleeve and outer plug die
Between be provided with second bearing, which is pressed in outer plug die in outer mouth mold, and outer plug die installation is simple, passes through
First bearing and second bearing rotation are more smoothly.
Again since the end of the die ontology is provided with First terrace, the end of interior mouth mold is provided with installation screw,
The end location and installation of interior mouth mold in be provided on First terrace, on die ontology axially through mounting shaft hole, the installation
Axis hole and installation screw correspond, and are equipped with the first attachment screw in mounting shaft hole and installation screw, and due to the mold
The end of ontology is provided with second step face, and the end location and installation of the outer mouth mold is on second step face, the clamping sleeve
Cylinder, which compresses the outer plug die, contacts the end of mounting cylinder and the outer mouth mold, and the end of the outer mouth mold is provided with third platform
Terrace, the end of the clamp sleeve contact on third step surface and pass through the second attachment screw for clamp sleeve, outer mouth mold
It is connected and fixed with die ontology.And interior mouth mold, outer mouth mold and outer plug die are detachably connected, therefore can be convenient replacement, replacement
Interior mouth mold, outer mouth mold and the outer plug die of different size can produce the multiple tube of different size.
The upstream side screw thread due to the plug in exit is equipped with support canister portion again, which supports the steel
Inner wall with welded tube, the support canister portion can also be replaced, and the steel band welded tube of different size support different inner diameters also can be replaced.
Detailed description of the invention
The present invention will be further described with reference to the accompanying drawings and examples.
Fig. 1 is the main view of the utility model embodiment；
Fig. 2 is the partial sectional view of the utility model embodiment；
Fig. 3 is the schematic enlarged-scale view in Fig. 2 at I；
Fig. 4 is the right view of the utility model embodiment；
In attached drawing: 1. die ontologies；2. feed flow path；Mouth mold in 3.；4. outer mouth mold；5. being connected flow channel；6.
Extrusion forming circumferential surface；7. plug；71. supporting canister portion；8. steel band welded tube；9. shaping groove；91. downstream slot edge；10. inner wall forms
Chamber；11. outer plug die；111. plug die cylinder；112. connecting ring flat-plate；113. mounting cylinder；114. first bearing；115. the second axis
It holds；116. sprocket wheel；117. clamp sleeve；12. outer wall forming cavity；13. First terrace；14. second step face；15. third platform
Terrace.
Specific embodiment
The utility model is described in further detail below by specific embodiment.
As shown in Figs 1-4, the rotation composite forming device of a kind of multiple tube, including die ontology 1, die ontology 1 are cylinder
Shape and it is provided with axial through hole, the feed flow path 2 for facilitating plastic liquid to pass through is provided on die ontology 1, fed
Flow channel 2 is connected with extruder, and the other end of die ontology 1 is removably fixed with molding mouth mold, and molding mouth mold includes removable
The interior mouth mold 3 and outer mouth mold 4 for being fixed on 1 end of die ontology are unloaded, it is logical that linking flowing is formd between interior mouth mold 3 and outer mouth mold 4
Road 5,5 one end of linking flow channel are connected with feed flow path 2, and the center that the other end is tilted towards through hole extends, collar extension
Mould 4 has extrusion forming circumferential surface 6 in the exit of linking flow channel 5, has been arranged concentrically plug 7 in through hole, plug 7 and passes through
Gap between perforation constitutes circular passage, is equipped in the circular passage by the steel band welded tube 8 of rotation traction traction, plug 7 exists
The upstream side in exit supports the inner wall of the steel band welded tube 8, and the periphery of plug 7 is provided with shaping groove corresponding with exit
9, plug 7 constitutes inner wall forming cavity 10, outer mouth mold 4 between the periphery in the downstream of shaping groove 9 and the inner wall of steel band welded tube 8
Downstream be rotatably installed with outer plug die 11, constituted between the inner hole of the outer plug die 11 and the periphery of steel band welded tube 8 outer
Wall forming cavity 12, outer wall forming cavity 12 and the outlet, outer plug die 11 is driven by power device to be rotated.
In the present embodiment, extrusion forming circumferential surface 6 be circular conical surface, the downstream slot of shaping groove 9 be arranged to along 91 it is skewed,
The skewed downstream slot is connected along 91 with the bottom of inner wall forming cavity 10, and outer plug die 11 includes plug die cylinder 111, is set to
111 periphery of plug die cylinder connects ring flat-plate 112, is installed on the mounting cylinder 113 of connection 112 periphery of ring flat-plate, and mounting cylinder 113 is sleeved on outer
The periphery of mouth mold 4 and it is provided with first bearing 114 between the two, the periphery of plug die cylinder 111 is fixed with sprocket wheel 116, outer sizing
The periphery of mould 11 is set with clamp sleeve 117, is provided with second bearing 115 between the clamp sleeve 117 and outer plug die 11, should
Outer plug die 11 is pressed in outer mouth mold 4 by clamp sleeve 117, and the end of die ontology 1 is provided with First terrace 13, internal orifice
The end of mould 3 is provided with installation screw, and the end location and installation of interior mouth mold 3 is arranged on die ontology 1 on First terrace 13
Have axially through mounting shaft hole, the mounting shaft hole and installation screw are corresponded, are equipped in mounting shaft hole and installation screw
First attachment screw, the end of die ontology 1 are provided with second step face 14, and the end location and installation of outer mouth mold 4 is in second
On terrace 14, clamp sleeve 117, which compresses the outer plug die 11, makes end and the outer mouth mold 4 contact of mounting cylinder 113, collar extension
The end of mould 4 is provided with third step surface 15, and the end of clamp sleeve 117 contacts on third step surface 15 and connects by second
Screw is connect to be connected and fixed clamp sleeve 117, outer mouth mold 4 and die ontology 1.Upstream side screw thread of the plug 7 in exit is installed
There are support canister portion 71, the inner wall of 71 supporting steel of support canister portion with welded tube 8.
The plastic liquid that extruder squeezes out enters feed flow path 2, through the linking stream between interior mouth mold 3 and outer mouth mold 4
The outlet outflow in dynamic channel 5, the periphery of plug 7 are provided with shaping groove 9 corresponding with exit, and therefore, plastic liquid will
It is flowed into shaping groove 9 from the through-hole on steel band welded tube 8, the plastic liquid of such shaping groove 9 is flowed into inner wall forming cavity
10, plastic liner layer finally is formed in the inner wall of steel band welded tube 8, and the downstream of outer mouth mold 4 is rotatably installed with outer plug die 11,
Constitute outer wall forming cavity 12 between the inner hole of the outer plug die 11 and the periphery of steel band welded tube 8, a part of plastic liquid is from rank
Enter into outer wall forming cavity 12 after connecing the outlet outflow of flow channel 5 so as to form plastic outer wall layer, outer plug die 11 revolves
Turn to install and be driven by power device, it is identical as 8 direction of rotation of steel band welded tube, plug die 11 outer in this way and steel band welded tube 8 it
Between just do not rotate the relative motion in direction, the surface of this sampling composite tube is more smooth.
In addition, interior mouth mold 3, outer mouth mold 4 and outer plug die 11 are to be detachably connected, by the interior mouth mold for replacing different size
3, outer mouth mold 4 and outer plug die 11, so that it may produce the multiple tube of different size, various sizes of support canister portion can also be replaced
71, to support the steel band welded tube 8 of different inner diameters.
Embodiment described above is only the description to preferred embodiments of the present invention, not as to the utility model
The restriction of range is made technical solutions of the utility model various on the basis of not departing from the spirit of the design of the utility model
Deformation and transformation should all be fallen into the protection scope of claims determination of the utility model.
Claims (7)
1. a kind of rotation composite forming device of multiple tube, including die ontology, it is characterised in that: the die ontology is tubular
And it is provided with axial through hole, and the feed flow path for facilitating plastic liquid to pass through is provided on the die ontology, it is described
Feed flow path is connected with extruder, and the other end of the die ontology is removably fixed with molding mouth mold, the molding port
Mould includes the interior mouth mold and outer mouth mold for being removably fixed in die ontology end, and linking stream is formd between interior mouth mold and outer mouth mold
Dynamic channel, the linking flow channel one end are connected with feed flow path, and the center that the other end is tilted towards through hole extends, described
Outer mouth mold has extrusion forming circumferential surface in the exit of linking flow channel, has been arranged concentrically plug in the through hole, described
Gap between plug and through hole constitutes circular passage, is equipped in the circular passage by the steel band welded tube of rotation traction traction,
The plug supports the inner wall of the steel band welded tube in the upstream side in the exit, the periphery of the plug be provided with it is described
The corresponding shaping groove in exit, plug constitute inner wall between the periphery in the downstream of shaping groove and the inner wall of steel band welded tube
The downstream of forming cavity, the outer mouth mold is rotatably installed with outer plug die, the inner hole of the outer plug die and the periphery of steel band welded tube
Between constitute outer wall forming cavity, outer wall forming cavity and the outlet, the outer plug die is driven by power device to be rotated.
2. a kind of rotation composite forming device of multiple tube as described in claim 1, it is characterised in that: the outer plug die packet
It includes plug die cylinder, be set to plug die cylinder periphery connection ring flat-plate, be installed on the mounting cylinder of connection ring flat-plate periphery, the mounting cylinder set
Mounted in outer mouth mold periphery and be provided with first bearing between the two, the periphery of the plug die cylinder is fixed with sprocket wheel, described outer
The periphery of plug die is set with clamp sleeve, is provided with second bearing between the clamp sleeve and outer plug die, the clamp sleeve
Outer plug die is pressed in outer mouth mold.
3. a kind of rotation composite forming device of multiple tube as claimed in claim 2, it is characterised in that: the die ontology
End is provided with First terrace, and the end of interior mouth mold is provided with installation screw, and the end location and installation of interior mouth mold is in First
Be provided on terrace, on die ontology axially through mounting shaft hole, the mounting shaft hole and installation screw correspond, installation axle
First attachment screw is installed in hole and installation screw.
4. a kind of rotation composite forming device of multiple tube as claimed in claim 3, it is characterised in that: the die ontology
End is provided with second step face, and on second step face, the clamp sleeve compresses the end location and installation of the outer mouth mold
The outer plug die makes the end of mounting cylinder and the outer mouth mold contact, the end of the outer mouth mold be provided with third step surface,
The end of the clamp sleeve contacts on third step surface and passes through the second attachment screw for clamp sleeve, outer mouth mold and mold
Ontology is connected and fixed.
5. a kind of rotation composite forming device of multiple tube as claimed in claim 4, it is characterised in that: the extrusion forming week
Face is circular conical surface.
6. a kind of rotation composite forming device of multiple tube as claimed in claim 5, it is characterised in that: the shaping groove
Downstream slot is skewed along being arranged to, which is connected with the bottom of inner wall forming cavity.
7. a kind of rotation composite forming device of multiple tube as claimed in claim 6, it is characterised in that: the plug is exporting
The upstream side screw thread at place is equipped with support canister portion, which supports the inner wall of the steel band welded tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920337543.0U CN209633709U (en) | 2019-03-18 | 2019-03-18 | A kind of rotation composite forming device of multiple tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920337543.0U CN209633709U (en) | 2019-03-18 | 2019-03-18 | A kind of rotation composite forming device of multiple tube |
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| Publication Number | Publication Date |
|---|---|
| CN209633709U true CN209633709U (en) | 2019-11-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920337543.0U Active CN209633709U (en) | 2019-03-18 | 2019-03-18 | A kind of rotation composite forming device of multiple tube |
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| CN (1) | CN209633709U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115534263A (en) * | 2022-07-29 | 2022-12-30 | 宁波方力科技股份有限公司 | Plastic solid wall winding pipe production line based on rotary die and production process |
-
2019
- 2019-03-18 CN CN201920337543.0U patent/CN209633709U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115534263A (en) * | 2022-07-29 | 2022-12-30 | 宁波方力科技股份有限公司 | Plastic solid wall winding pipe production line based on rotary die and production process |
| CN115534263B (en) * | 2022-07-29 | 2023-10-17 | 宁波方力科技股份有限公司 | Plastic solid wall winding pipe production line and production process based on rotary die |
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