CN106903231A - A kind of port forming machine - Google Patents
A kind of port forming machine Download PDFInfo
- Publication number
- CN106903231A CN106903231A CN201710060375.0A CN201710060375A CN106903231A CN 106903231 A CN106903231 A CN 106903231A CN 201710060375 A CN201710060375 A CN 201710060375A CN 106903231 A CN106903231 A CN 106903231A
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- CN
- China
- Prior art keywords
- internal model
- external mold
- forming machine
- port forming
- interior
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- 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.)
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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
- B21D41/00—Application of procedures in order to alter the diameter of tube ends
- B21D41/02—Enlarging
- B21D41/026—Enlarging by means of mandrels
- B21D41/028—Enlarging by means of mandrels expandable mandrels
-
- 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
- B21D41/00—Application of procedures in order to alter the diameter of tube ends
- B21D41/04—Reducing; Closing
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
Abstract
It is an object of the invention to provide a kind of port forming machine.A kind of port forming machine, it is characterized in that setting inside and outside two groups of retractor devices on the same axis, wherein interior retractor device is provided with the internal model being made up of some inner valve moulds in tight oral area position, internal model realizes radial dilatation and contractive action by interior expansion link；Overhanging compression apparatus are provided with some external molds of outer petal composition in tight oral area position, and overhanging compression apparatus include external mold thruster, and external mold is radially moved by external mold thruster, completes expansion and contraction action.The technical program design focal point is the displacement by inside and outside mould on same sagittal plane in tight oral area position, and inside and outside mould in the range of certain diameter, braided members is fixed to the port of the bellows members by holding cap by splitted structure combination.The power resources of inside and outside mould change the direction of motion of inside and outside mould by internal model taper rod, external mold thruster in the drive device run on same axis.
Description
Technical field
The present invention relates to plant equipment technology, especially a kind of port for the suit shaping of automotive exhaust flexible tube end cap
Forming machine.
Background technology
Chinese Patent Application No.：A kind of flexible pipe for automobile exhaust pipe of 201410085210.5 disclosure of the invention
Part, the flexible pipe includes：Bellows members, the bellows members are made up and with the shape shape of hollow of metal material
Into, and there is the fold being repeatedly formed with wave pattern in the bellows members；Linkage component, the linkage component is located at
There is predetermined gap, and the twist landform on the linkage component with the bellows members in the bellows members
Into having helical groove to absorb deformation；Braided members, the braided members are positioned such that the braided members surround the ripple
The outside portion of pipe component, and be woven into enable the braided members relative to the displacement along compression direction and stretching with big
Displacement flexibly deforms；Cap component, the cap component is connected into and the braided members is fixed to the two of the bellows members
The outside portion at end.Cap component is end cap；The structure that pipe expands necking machine can be CN2860663Y, disclosed one from patent announcement number
Kind copper pipe expands necking machine and is understood automatically；Traditional pipe expands the scalable mouth that necking machine is applied to single tube, is not suitable for passing through
Braided members are fixed to suit end cap outside the deficiency of the outer gusset of the port of the bellows members, therefore, design one
Plant the one kind for the outer gusset for being applied to the port that braided members are fixed to the bellows members by the end cap being set with outside
Port forming machine, as problem demanding prompt solution.
The content of the invention
The invention aims to overcome current pipe to expand the scalable mouth that necking machine is applied to single tube, it is not suitable for leading to
Cross suit end cap outside braided members are fixed to the bellows members port outer gusset deficiency, there is provided Yi Zhongshi
Braided members are fixed to a kind of port of the outer gusset of the port of the bellows members for the end cap by suit outside
Forming machine.
Above-mentioned technical problem of the invention is mainly what is be addressed by following technical proposals：A kind of port forming machine,
It is characterized in that inside and outside two groups of retractor devices are set on the same axis, wherein interior retractor device is provided with by some in tight oral area position
The internal model of inner valve mould composition, internal model realizes radial dilatation and contractive action by interior expansion link；Overhanging compression apparatus are in tight oral area position
The some external molds of outer petal composition are provided with, overhanging compression apparatus include external mold thruster, and external mold is done radially by external mold thruster
It is mobile, complete expansion and contraction action.The technical program design focal point is in same radial direction in tight oral area position by inside and outside mould
Displacement in plane, and inside and outside mould is by splitted structure combination, in the range of certain diameter, by holding cap by braided members
It is fixed to the port of the bellows members.The power resources of inside and outside mould pass through in the drive device run on same axis
Internal model taper rod, external mold thruster change the direction of motion of inside and outside mould.This programme can be realized by changing inside and outside mould
Braided members are fixed to the end cap by suit outside of various different-diameters the outer gusset of the port of the bellows members.
Preferably, described port forming machine includes fixed pedestal, fixed pedestal is provided with middle support plate, interior flexible dress
The side for being fixed on middle support plate is put, overhanging compression apparatus are fixed on the opposite side of middle support plate；It is interior flexible in interior retractor device
Bar passes axially through whole external extension device axle center and coordinates in tight oral area and internal model.
Preferably, described interior retractor device includes interior mould oil cylinder, the piston rod of interior mould oil cylinder is passed axially through entirely
External extension device axle center simultaneously coordinates in tight oral area and internal model.Sleeve type structure greatly reduces the whole volume of equipment, and tight
Easily design the interaction and restriction of inside and outside mould in oral area position.
Preferably, described overhanging compression apparatus include external mold oil cylinder, outer piston bar and middle support plate in external mold oil cylinder
Fixed, the outer cylinder body in external mold oil cylinder is moving member, and external mold oil cylinder is matched somebody with somebody towards one end of tightening mouth by external mold thruster and external mold
Close.Outer cylinder body master control external mold, interior expansion link master control internal model.
Preferably, the interior telescopic rod end in described interior retractor device is provided with internal model taper rod, the inner side of internal model with
Internal model taper rod has identical taper.Internal model taper rod not only carries out reaming shrinkage cavity control to internal model in the design, and may
From internal model completely after take out, the external diameter of internal model is in minimum state, so as to carry out interior big outer small pipe necking operation.
Preferably, the external mold medial extremity of some described outer petal compositions is radially provided with guiding mechanism.By leading
The Computer Aided Designs such as rail, back-moving spring realize that inside and outside mould moves radially reset task.
Preferably, one end of described outer piston bar is provided with outer model fixing seat, outer model fixing seat is provided with internal model gland,
External mold is provided with the spacing shelves coordinated with internal model gland.The outer model fixing seat of the present apparatus is arranged on inside external mold thruster, and by outer
Mould carries out covering, and spacing shelves can also be arranged on outer model fixing seat.
Preferably, the external mold of some described outer petal compositions has tapered bore or cylindrical bore, internal model
With with the tapered bore taper identical outer conical surface, or the external cylindrical surface coordinated with described cylindrical bore.Circle
Cone-shaped inner hole has two kinds of situations, and one is interior big outer small（Tubular body diameter is big and diameter is small at closing in）, two be inner small and outside big
Bellmouth.
Preferably, the external mold of some described outer petal compositions is radially provided with the resetting means for flexing outward；If
The internal model of dry part inner valve mould composition is radially provided with the resetting means to contract.
Preferably, inner valve modulus amount of the outer petal quantity of described external mold more than internal model.Diameter divides easily stretch more than valve greatly
Mould is moved back in exhibition, and inside and outside modulus amount is different, staggers inside and outside the seam after its point of valve between outer petal and outer petal.
The beneficial effects of the invention are as follows：In displacement of the tight oral area position by inside and outside mould on same sagittal plane, and
Inside and outside mould is combined by splitted structure, in the range of certain diameter, braided members is fixed into the bellows by holding cap
The port of component.The power resources of inside and outside mould on same axis run drive device, by internal model taper rod, external mold
Thruster changes the direction of motion of inside and outside mould；Realized by changing inside and outside mould various different-diameters by suit outside
End cap braided members are fixed to the bellows members port outer gusset；Coordinate body fixing device, to pipe port
It is accurately positioned, disposal molding；Can one module multiple usages, completion single tube shaping；Using internal model taper rod control internal model, realize cone mouth,
The deformation of various pipe ports such as flat mouth；Realize the multifunctional alls such as positioning, compacting, shaping；Realize automatic scalable mouth, production effect
Rate is high, and labour intensity is low.
Brief description of the drawings
Fig. 1 is a kind of structural representation of the invention.
Fig. 2 is the tight oral area position partial enlargement structural representation of Fig. 1 of the present invention.
Fig. 3 is the right side structural representation of Fig. 1 of the present invention.
Fig. 4 is a kind of interior outer mold fit structure schematic diagram of outer necking of the invention.
Fig. 5 is outer mold fit structure schematic diagram in a kind of flat necking of the invention.
Fig. 6 is a kind of completed state structural representation of the invention.
Fig. 7 is a kind of double end of the invention forming process structure schematic diagram simultaneously.
In figure：1. fixed pedestal, 2. middle support plate, 3. in mould oil cylinder, 4. in expansion link, 5. internal model cylinder fixing end
Plate, 6. internal model piston, 7. outer piston bar, 8. external mold oil cylinder, 9. external mold piston, 10. external mold thruster, 11. external mold cylinders
Fixed charge method end plate, 12. outer model fixing seats, 13. internal model glands, 14. internal model taper rods, 15. internal models, 151. is inner small and outside big interior
Mould, 152. flat necking internal models, 16. external molds, 161. inner small and outside big external molds, 162. flat necking external molds, 17. outer moulded boards,
18. end caps, 19. braided members, 20. bellows members.
Specific embodiment
Below by embodiment, and with reference to accompanying drawing, technical scheme is described in further detail.
A kind of port forming machine of the present embodiment, including the interior expander 19 of mutual sheathing and the pipe of outer expander 18 fix dress
Put, inside and outside two groups of retractor devices are set on the same axis of fixing device corresponding site, wherein, interior retractor device is in tight oral area
Internal model is installed in position, and overhanging compression apparatus are in tight oral area position setting external mold, and internal model and external mold are each by single drive device offer power,
Make external mold and internal model complete expansion and contraction in same sagittal plane to act, so that the externally port of expander 18 and interior expander 19
Assemble unification deformation.
Specifically, as shown in figure 1, the port forming machine includes a fixed pedestal 1, fixed pedestal 1 is provided with and fixation
The vertical middle support plate 2 of pedestal 1, interior retractor device is fixed on the side of middle support plate 2（Away from tight oral area position end）, external extension dress
Put the opposite side for being fixed on middle support plate 2.Interior expansion link in interior retractor device passes axially through the axle of whole overhanging compression apparatus
The heart simultaneously coordinates in tight oral area with internal model 15.Internal model 15 is made up of 6 inner valve moulds, and internal model 15 is realized radially expanding by interior expansion link 4
Open and contractive action.Overhanging compression apparatus are provided with 8 external molds 16 of outer petal composition in tight oral area position, as shown in figure 3, external extension is filled
Put including external mold thruster 10, external mold 16 is radially moved by external mold thruster 10, complete expansion and contraction action.
Further, the power set of the port forming machine realize that is, interior retractor device is provided with interior mould oil cylinder by oil cylinder
3, overhanging compression apparatus are provided with external mold oil cylinder 8.The piston rod of interior mould oil cylinder 3 is that interior expansion link 4 passes axially through whole external extension dress
Put axle center and internal model taper rod 14 be set in tight oral area and coordinate with internal model 15, internal model taper rod 14 be a brace have it is outer it is small it is interior greatly
Cone rod-like structure, the endoporus of internal model 15（6 endoporus of inner valve mould composition）There is identical taper with internal model taper rod 14
Taper hole.
With external mold oil cylinder 8 coordinate be outer piston bar 7, one end of outer piston bar 7 is fixed on middle support plate 2 and is stretched with interior
Contracting bar 4 is coaxial, and, through the core of outer piston bar 7, used as moving member, outer cylinder body 8 is towards tightening mouth for such outer cylinder body 8 for interior expansion link 4
One end and external mold 16 coordinated by circular conical surface.The other end of outer piston bar 7 connects an outer model fixing seat 12, outer model fixing seat
12 are provided with internal model gland 13, and internal model gland 13, outer piston bar 7 and outer model fixing seat 12 constitute the radially movable sky of internal model 15
Between, external mold 16 is provided with the spacing shelves coordinated with internal model gland 13 or outer model fixing seat 12；And 8 external molds 16 of outer petal composition
Radially it is provided with the resetting means for flexing outward, described resetting means includes spring and fixed auxiliary, 6 inner valve mould compositions
Internal model 15 is radially again provided with the resetting means to contract.
To reach the purpose of double-cylinder coaxial motion, an internal model cylinder parallel with middle support plate 2 is set on fixed pedestal 1 and is fixed
End plate 5, is provided with the internal model piston 6 linked into an integrated entity with interior expansion link 4 in interior mould oil cylinder 3.And be provided with the outer cylinder body 8 with outward
The external mold piston 9 that piston rod 7 is connected, the front end of outer cylinder body 8 is provided with external mold cylinder fixed charge method end plate 11, and external mold thruster 10 is fixed on
On external mold cylinder fixed charge method end plate 11.External mold 16 is connected by outer moulded board 17 with outer model fixing seat 12.
The external mold 16 of 8 outer petal compositions is radially inside provided with guiding mechanism in the present embodiment.
Inside and outside mould coordinates embodiment one：The external mold 16 of 8 outer petal compositions has outer small interior big tapered bore, such as
Shown in Fig. 2, internal model 15 is provided with the outer conical surface of taper identical with the tapered bore of external mold 16, and internal model 15 and external mold 16 interact
A kind of tubaeform closing in is molded, i.e., nose end diameter is less than open-ended diameter in pipe, the shaping of this structure is by normally moving back
Mould mode can be completed.
Inside and outside mould coordinates embodiment two：The external mold 16 of 8 outer petal compositions has cylindrical bore, i.e., flat necking external mold
162, correspond, internal model 15 is flat necking internal model 152, and flat necking internal model 152 has external cylindrical surface, as shown in figure 5, this
Obtain cylindrical bore during shaping structures to close up, its working state figure is as shown in Figure 6.
Inside and outside mould coordinates embodiment three：Referring to Fig. 4, the external mold 16 of 8 outer petal compositions has the small cone of outer imperial palace
Endoporus, as shown in figure 4, internal model 15 is provided with the outer conical surface of taper identical with the tapered bore of external mold 16, internal model 15 is interior big
Outer small internal model 151, external mold 16 is interior big outer small external mold 161, and internal model and external mold interaction shaping one kind are open with embodiment one
Nose end is with diameter greater than open-ended diameter in direction in opposite direction is tubaeform closing in, i.e. pipe, the shaping of this structure it
Moving back after mould is retracted away from interior big outer small internal model 151 by internal model taper rod 14 afterwards, makes interior big outer small internal model 151 completely zoomed out,
It is certainly interior namely when the outside diameter of interior small internal model 151 outer greatly is less than the internal diameter of bellows members 20, you can the complete demoulding
The big end external diameter of big outer small internal model 151 is limited by radially movable amount.
Fig. 7 is a kind of dual-port forming machine, including coaxial-symmetrical two sets of port forming machines.Dual-port forming machine passes through two
Set port forming machine carries out double end operations for forming simultaneously.
The present embodiment can also be motionless by adjusting internal model 15, and single tube is closed up using external mold 16；Can also adjust
16 to one fixed value of external mold, the operations such as the endoporus enlarging of single tube are carried out with internal model 15.Above-described embodiment is to of the invention
Illustrate, be not limitation of the invention, any structure, method to after simple transformation of the invention etc. belongs to guarantor of the invention
Shield scope.
Claims (10)
1. a kind of port forming machine, it is characterized in that inside and outside two groups of retractor devices are set on the same axis, wherein interior retractor device
The internal model being made up of some inner valve moulds is provided with tight oral area position（15）, internal model is by interior expansion link（4）Realize radial dilatation and
Contractive action；Overhanging compression apparatus are provided with some external molds of outer petal composition in tight oral area position（16）, overhanging compression apparatus include outer
Mould thruster（10）, external mold radially moved by external mold thruster, completes expansion and contraction action.
2. a kind of port forming machine according to claim 1, it is characterized in that including fixed pedestal（1）, set on fixed pedestal
There is middle support plate（2）, interior retractor device is fixed on the side of middle support plate, and overhanging compression apparatus are fixed on the another of middle support plate
Side；Interior expansion link in interior retractor device passes axially through whole external extension device axle center and coordinates in tight oral area and internal model.
3. a kind of port forming machine according to claim 1 and 2, it is characterised in that described interior retractor device includes internal model
Oil cylinder（3）, the piston rod of interior mould oil cylinder passes axially through whole external extension device axle center and coordinates in tight oral area and internal model.
4. a kind of port forming machine according to claim 1 and 2, it is characterised in that described overhanging compression apparatus include external mold
Oil cylinder（8）, the outer piston bar in external mold oil cylinder（7）With middle support plate（2）It is fixed, the outer cylinder body in external mold oil cylinder（8）It is movement
Part, external mold oil cylinder passes through external mold thruster towards one end of tightening mouth（10）With external mold（16）Coordinate.
5. a kind of port forming machine according to claim 1, it is characterised in that the interior expansion link in interior retractor device（4）End
Portion is provided with internal model taper rod（14）, internal model（15）Inner side and internal model taper rod there is identical taper.
6. a kind of port forming machine according to claim 1 and 2, it is characterized in that some described outer petals compositions is outer
Mould（16）Medial extremity is radially provided with guiding mechanism.
7. a kind of port forming machine according to claim 4, it is characterized in that described outer piston bar（7）One end be provided with outer
Model fixing seat（12）, outer model fixing seat is provided with internal model gland（13）, external mold（16）It is provided with spacing with what internal model gland coordinated
Shelves.
8. a kind of port forming machine according to claim 1 or 2 or 5, it is characterized in that some external molds of outer petal composition
（16）With tapered bore or cylindrical bore, internal model（15）With with the tapered bore taper identical outer cone
Face, or the external cylindrical surface coordinated with described cylindrical bore.
9. a kind of port forming machine according to claim 1 or 2 or 5, it is characterized in that some described outer petals compositions
External mold（16）Radially it is provided with the resetting means for flexing outward；The some internal models of inner valve mould composition（15）Radially be provided with to
The resetting means of contract.
10. a kind of dual-port forming machine, it is characterized in that the port forming machines set including two sets of coaxial-symmetricals, described port into
Type equipment is had the right the limiting structure of requirement 1 to the port forming machine described in claim 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710060375.0A CN106903231A (en) | 2017-01-24 | 2017-01-24 | A kind of port forming machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710060375.0A CN106903231A (en) | 2017-01-24 | 2017-01-24 | A kind of port forming machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106903231A true CN106903231A (en) | 2017-06-30 |
Family
ID=59207669
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710060375.0A Pending CN106903231A (en) | 2017-01-24 | 2017-01-24 | A kind of port forming machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106903231A (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107537949A (en) * | 2017-07-24 | 2018-01-05 | 浙江金盾消防器材有限公司 | A kind of gas cylinder end socket, back cover reducing device |
| CN107639171A (en) * | 2017-11-14 | 2018-01-30 | 吴振明 | Multi-point tube expander |
| CN108097822A (en) * | 2018-02-08 | 2018-06-01 | 沧州市三庆工贸有限公司 | A kind of automatic butt processing unit (plant) |
| CN108405737A (en) * | 2018-03-21 | 2018-08-17 | 芜湖得瑞精密机械有限公司 | Sizing mill |
| CN109158502A (en) * | 2018-09-29 | 2019-01-08 | 浙江龙文精密设备股份有限公司 | Tank mouth thread forming device |
| CN110102652A (en) * | 2019-06-04 | 2019-08-09 | 程思哲 | A kind of hydraulic staving press and its expanding method |
| CN111069448A (en) * | 2019-12-19 | 2020-04-28 | 楼尚精密机械（上海）有限公司 | Technological method for large pipe hump equipment |
| CN114054618A (en) * | 2021-10-27 | 2022-02-18 | 中国人民解放军第五七二一工厂 | Rotary body pipe fitting conical end spinning tool |
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| CN202291095U (en) * | 2011-07-11 | 2012-07-04 | 中国石化集团江汉石油管理局沙市钢管厂 | Steel pipe end head expanding machine outer module resetting mechanism |
| EP2535124A1 (en) * | 2011-06-16 | 2012-12-19 | SMS Meer GmbH | Mechanical pipe expander |
| CN103182459A (en) * | 2013-03-21 | 2013-07-03 | 镇江市恒源汽车零部件有限公司 | Pipe fitting sizing mould |
| CN106180280A (en) * | 2016-08-31 | 2016-12-07 | 中国重型机械研究院股份公司 | A kind of for heavy caliber seamless steel pipe end diameter-setting equipment and method |
| CN206702103U (en) * | 2017-01-24 | 2017-12-05 | 宁波菲力克汽配有限公司 | Port forming machine |
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Patent Citations (5)
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| EP2535124A1 (en) * | 2011-06-16 | 2012-12-19 | SMS Meer GmbH | Mechanical pipe expander |
| CN202291095U (en) * | 2011-07-11 | 2012-07-04 | 中国石化集团江汉石油管理局沙市钢管厂 | Steel pipe end head expanding machine outer module resetting mechanism |
| CN103182459A (en) * | 2013-03-21 | 2013-07-03 | 镇江市恒源汽车零部件有限公司 | Pipe fitting sizing mould |
| CN106180280A (en) * | 2016-08-31 | 2016-12-07 | 中国重型机械研究院股份公司 | A kind of for heavy caliber seamless steel pipe end diameter-setting equipment and method |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107537949A (en) * | 2017-07-24 | 2018-01-05 | 浙江金盾消防器材有限公司 | A kind of gas cylinder end socket, back cover reducing device |
| CN107639171A (en) * | 2017-11-14 | 2018-01-30 | 吴振明 | Multi-point tube expander |
| CN108097822A (en) * | 2018-02-08 | 2018-06-01 | 沧州市三庆工贸有限公司 | A kind of automatic butt processing unit (plant) |
| CN108405737A (en) * | 2018-03-21 | 2018-08-17 | 芜湖得瑞精密机械有限公司 | Sizing mill |
| CN109158502A (en) * | 2018-09-29 | 2019-01-08 | 浙江龙文精密设备股份有限公司 | Tank mouth thread forming device |
| CN109158502B (en) * | 2018-09-29 | 2023-10-24 | 浙江龙文精密设备有限公司 | Tank mouth thread forming device |
| CN110102652A (en) * | 2019-06-04 | 2019-08-09 | 程思哲 | A kind of hydraulic staving press and its expanding method |
| CN111069448A (en) * | 2019-12-19 | 2020-04-28 | 楼尚精密机械（上海）有限公司 | Technological method for large pipe hump equipment |
| CN111069448B (en) * | 2019-12-19 | 2021-09-14 | 楼尚精密机械（上海）有限公司 | Technological method for large pipe hump equipment |
| CN114054618A (en) * | 2021-10-27 | 2022-02-18 | 中国人民解放军第五七二一工厂 | Rotary body pipe fitting conical end spinning tool |
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Application publication date: 20170630 |