CN204338655U - A kind of light-wall pipe hydraulic expanding-forming shaped device - Google Patents
A kind of light-wall pipe hydraulic expanding-forming shaped device Download PDFInfo
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- CN204338655U CN204338655U CN201420622065.5U CN201420622065U CN204338655U CN 204338655 U CN204338655 U CN 204338655U CN 201420622065 U CN201420622065 U CN 201420622065U CN 204338655 U CN204338655 U CN 204338655U
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Abstract
The utility model discloses a kind of light-wall pipe hydraulic expanding-forming shaped device, comprise falsework, mould, at least two first driving mechanisms and the second driving mechanism, liquid pipe, the first plug and the second plug, the first driving mechanism and the second driving mechanism are installed on falsework respectively; Point die body of mold cavity can be surrounded after mould comprises at least two matched moulds; Each point of die body is secured on corresponding first driving mechanism respectively, by the first driving mechanism, each point of die body is harmonious mould or mold closing; First plug and the second plug carry out shutoff to the two ends of the light-wall pipe blank be contained in described mold cavity respectively, and the second driving mechanism is connected with the first plug, to drive the first plug towards the direction feed motion of the second plug; Liquid pipe is plugged in the second plug and is connected with light-wall pipe blank inside.The utility model adopts said structure to carry out hydraulic pressure support extrusion forming to light-wall pipe blank, can overcome conventional ones, the processing of heterotypic die space that panel beating stretch process mode can not complete.
Description
Technical field
The utility model relates to a kind of shaped device, particularly relates to a kind of light-wall pipe hydraulic expanding-forming shaped device.
Background technology
Light-wall pipe blank is by can the complex parts that change along its axis of Formation cross-section shape after processing, and at present, the stamping technology that adopts is processed light-wall pipe blank more.But, because punching press is that depended on pressure machine and mould apply external force to light-wall pipe blank, make it to produce plastic deformation or separation, there is the problems such as light-wall pipe blank breaks, damage than being easier to, especially, adopt forcing press and stamping technology to process light-wall pipe blank, the structure species of the die cavity formed is limited, and light-wall pipe blank can not be made to process the complex parts with various heterotypic die space according to actual needs.Thus, stamping technology and forcing press are not effective means and the devices that light-wall pipe blank is processed into complex parts.
Utility model content
The utility model provides a kind of light-wall pipe hydraulic expanding-forming shaped device, which overcomes the weak point existing for light-wall pipe hydraulic expanding-forming shaped device of prior art.
The utility model solves the technical scheme that its technical problem adopts: a kind of light-wall pipe hydraulic expanding-forming shaped device, comprise falsework, mould, at least two first driving mechanisms and the second driving mechanism, liquid pipe, the first plug and the second plug, the first driving mechanism and the second driving mechanism are installed on falsework respectively; Can surround point die body of mold cavity after mould comprises at least two matched moulds, the two ends of this mold cavity are mutually through; Divide die body corresponding one by one with the first driving mechanism, and each point of die body is secured on corresponding first driving mechanism respectively, makes each point of die body matched moulds or mold closing by the first driving mechanism; First plug and the second plug carry out shutoff to the two ends of the light-wall pipe blank be contained in described mold cavity respectively, and the second driving mechanism is connected with the first plug, to drive the first plug towards the direction feed motion of the second plug; Liquid pipe is plugged in the second plug and is connected with light-wall pipe blank inside.
Further, each first driving mechanism described is respectively the first ram pot, and described each point of die body is secured on the piston rod of corresponding first ram pot respectively; Described second driving mechanism is the second ram pot, and described first plug is fixed on the piston rod of this second ram pot.
Further, described liquid pipe comprises feed tube and drain pipe, and one end of this feed tube and drain pipe is plugged in described second plug respectively, and feed tube and drain pipe are respectively arranged with switching mechanism.
Further, the axis of described mold cavity is positioned on vertical direction, and described first plug and the second plug are positioned on same vertical axis; Described second plug is installed on described falsework.
Further, described falsework comprises base, top board and some columns, and base bottom is provided with some feets, top board by upright supports above base, described first ram pot is corresponding one by one with column, and described each first ram pot respectively level be installed on corresponding column; Described second ram pot is vertically installed on top board, and described second plug is installed on base, or described second ram pot is vertically installed on base, and described second plug is installed on top board.
Further, described switching mechanism is switch valve.
Further, described feed tube and drain pipe are respectively oil pipe.
Further, described point of die body is two, and symmetrically.
Further, the internal face of described each point of die body is respectively the ripple struction along its axial even variation.
Compared with the forcing press of prior art, the beneficial effects of the utility model are:
The light-wall pipe hydraulic expanding-forming shaped device that the utility model adopts said structure to form, adopt liquid as power transmission medium, the acting in conjunction of fluid pressure and axial thrust (the second driving mechanism applies) is utilized to carry out hydraulic pressure support extrusion forming to light-wall pipe blank, form the part with 3D shape, not only can disposal molding, be not easy to break, the easy demoulding, can also testing product whether occur breakage (as fruit product occur damaged words will cause fluid leakage and cannot be shaping).Especially, the processing of the heterotypic die space that the utility model can overcome conventional ones, panel beating stretch process mode can not complete.
Below in conjunction with drawings and Examples, the utility model is described in further detail; But a kind of light-wall pipe hydraulic expanding-forming shaped device of the present utility model is not limited to embodiment.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Detailed description of the invention
Embodiment, shown in Figure 1, a kind of light-wall pipe hydraulic expanding-forming shaped device of the present utility model, comprise falsework 1, mould, two the first driving mechanisms and the second driving mechanism, liquid pipe, the first plug 5 and the second plug 6, first driving mechanism and the second driving mechanism is installed on falsework 1 respectively; Mould comprises two points of die bodys 2, and these two points of die bodys 2 are symmetrical, and inner wall surface thereof is respectively equipped with the ripple struction along its axial even variation, can surround mold cavity, and the two ends of this mold cavity is mutually through after the 2-in-1 mould of these two points of die bodys.Divide die body 2 corresponding one by one with the first driving mechanism, and each point of die body 2 is secured on corresponding first driving mechanism respectively, makes each point of 2-in-1 mould of die body or mold closing by the first driving mechanism; First plug 5 and the second plug 6 carry out shutoff to the two ends of the light-wall pipe blank be contained in described mold cavity respectively, and the second driving mechanism is connected with the first plug 5, to drive the first plug 5 towards the direction feed motion of the second plug 6; Liquid pipe is plugged in the second plug 6 and is connected with light-wall pipe blank inside.
Preferred as one, each first driving mechanism described is respectively the first ram pot 3, and described each point of die body 2 is secured on the piston rod of corresponding first ram pot 3 respectively; Described second driving mechanism is the second ram pot 4, and described first plug 5 is fixed on the piston rod of this second ram pot 4.
Preferred as one, described liquid pipe comprises feed tube 7 and drain pipe 8, and feed tube 7 and drain pipe 8 are respectively oil pipe, one end of this feed tube 7 and drain pipe 8 is plugged in described second plug 6 respectively, and feed tube 7 and drain pipe 8 are respectively arranged with switching mechanism, specifically, this switching mechanism is manual gas shut off valve 9, except this, also can adopt magnetic valve to replace.
Preferred as one, the axis of described mold cavity is positioned on vertical direction, and described first plug 5 and the second plug 6 are positioned on same vertical axis; Described second plug 6 is installed on described falsework 1.Specifically, described falsework 1 comprises base 11, top board 13 and two columns 14, base 11 bottom is provided with some feets 12, top board 13 is supported in above base 11 by column 14, described first ram pot 3 is corresponding one by one with column, and described each first ram pot 3 respectively level be installed on corresponding column 14; Described second ram pot 4 is vertically installed on top board 13, and described second plug 6 is installed on base 11.Or, also the second ram pot 4 and the second plug 6 can be exchanged installation, that is: make described second ram pot 4 vertically be installed on base 11, make described second plug 6 be installed on top board 13.
A kind of light-wall pipe hydraulic expanding-forming shaped device of the present utility model, during work, first light-wall pipe blank is put into the mold cavity that mould is formed, and adopt the second plug 6 to block the bottom of light-wall pipe blank, adopt the first plug 5 to block the top of light-wall pipe blank; Then, keep the state of closing at drain pipe 8 under, hydraulic oil is poured light-wall pipe blank by feed tube 7 inner, produce high pressure, simultaneously, second ram pot 4 pairs light-wall pipe blank applies vertical thrust and carries out feed supplement (under the promotion of the second ram pot 4; light-wall pipe blank its length in forming process shortens gradually; thickness remains unchanged); both mating reactions make light-wall pipe blank produce plastic deformation; and fit with wall of die cavity, finally make the one-shot forming of light-wall pipe blank be bellows, its shape and precision all meet technical requirement.
After processing, first shut the switch valve 9 of feed tube 7, and open the switch valve 9 of drain pipe 8, the hydraulic oil in bellows is laid down; Then, make each first ram pot 3 action, drive two points of die body 2 mold closings (namely each point die body 2 mutually away from), the demoulding is carried out to the corrugated pipe products of forming; Make the second ram pot 4 action, the first plug 5 is removed, take out corrugated pipe products.
A kind of light-wall pipe hydraulic expanding-forming shaped device of the present utility model, the number of its point of die body 2 is not limited to above-described embodiment, and such as, its mould also can comprise three, four, even more point die bodys 2.The interior wall construction of its each point of die body 2 is also not limited to above-described embodiment, can shape according to actual needs set, its mold cavity after each point of 2-in-1 mould of die body is made to be various heterotypic die space, such as Pear-Shaped die cavity, watermelon-shaped die cavity etc., make light-wall pipe blank process the complex parts with various heterotypic die space.
Above-described embodiment is only used for further illustrating a kind of light-wall pipe hydraulic expanding-forming shaped device of the present utility model; but the utility model is not limited to embodiment; every above embodiment is done according to technical spirit of the present utility model any simple modification, equivalent variations and modification, all fall in the protection domain of technical solutions of the utility model.
Claims (9)
1. a light-wall pipe hydraulic expanding-forming shaped device, it is characterized in that: comprise falsework, mould, at least two first driving mechanisms and the second driving mechanism, liquid pipe, the first plug and the second plug, the first driving mechanism and the second driving mechanism are installed on falsework respectively; Can surround point die body of mold cavity after mould comprises at least two matched moulds, the two ends of this mold cavity are mutually through; Divide die body corresponding one by one with the first driving mechanism, and each point of die body is secured on corresponding first driving mechanism respectively, makes each point of die body matched moulds or mold closing by the first driving mechanism; First plug and the second plug carry out shutoff to the two ends of the light-wall pipe blank be contained in described mold cavity respectively, and the second driving mechanism is connected with the first plug, to drive the first plug towards the direction feed motion of the second plug; Liquid pipe is plugged in the second plug and is connected with light-wall pipe blank inside.
2. light-wall pipe hydraulic expanding-forming shaped device according to claim 1, is characterized in that: each first driving mechanism described is respectively the first ram pot, and described each point of die body is secured on the piston rod of corresponding first ram pot respectively; Described second driving mechanism is the second ram pot, and described first plug is fixed on the piston rod of this second ram pot.
3. light-wall pipe hydraulic expanding-forming shaped device according to claim 1, it is characterized in that: described liquid pipe comprises feed tube and drain pipe, one end of this feed tube and drain pipe is plugged in described second plug respectively, and feed tube and drain pipe are respectively arranged with switching mechanism.
4. light-wall pipe hydraulic expanding-forming shaped device according to claim 2, it is characterized in that: the axis of described mold cavity is positioned on vertical direction, described first plug and the second plug are positioned on same vertical axis; Described second plug is installed on described falsework.
5. light-wall pipe hydraulic expanding-forming shaped device according to claim 4, it is characterized in that: described falsework comprises base, top board and some columns, base bottom is provided with some feets, top board by upright supports above base, described first ram pot is corresponding one by one with column, and described each first ram pot respectively level be installed on corresponding column; Described second ram pot is vertically installed on top board, and described second plug is installed on base, or described second ram pot is vertically installed on base, and described second plug is installed on top board.
6. light-wall pipe hydraulic expanding-forming shaped device according to claim 3, is characterized in that: described switching mechanism is switch valve.
7. light-wall pipe hydraulic expanding-forming shaped device according to claim 3, is characterized in that: described feed tube and drain pipe are respectively oil pipe.
8. light-wall pipe hydraulic expanding-forming shaped device according to claim 1, is characterized in that: described point of die body is two, and symmetrically.
9. light-wall pipe hydraulic expanding-forming shaped device according to claim 1, is characterized in that: the internal face of described each point of die body is respectively the ripple struction along its axial even variation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420622065.5U CN204338655U (en) | 2014-10-24 | 2014-10-24 | A kind of light-wall pipe hydraulic expanding-forming shaped device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420622065.5U CN204338655U (en) | 2014-10-24 | 2014-10-24 | A kind of light-wall pipe hydraulic expanding-forming shaped device |
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| CN204338655U true CN204338655U (en) | 2015-05-20 |
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| CN201420622065.5U Expired - Fee Related CN204338655U (en) | 2014-10-24 | 2014-10-24 | A kind of light-wall pipe hydraulic expanding-forming shaped device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105290189A (en) * | 2015-06-19 | 2016-02-03 | 新昌县航达机械制造有限公司 | Hydraulic controlled type latched rigid-plastic compound bulging and forming device for three-way pipe |
| CN109201840A (en) * | 2018-11-02 | 2019-01-15 | 无锡市五星弹性元件厂 | A kind of corrugated tube one-step molding device |
| CN112605197A (en) * | 2020-10-26 | 2021-04-06 | 无锡市锡山环宇金属软管有限公司 | Corrugated pipe and hydraulic forming device for production thereof |
-
2014
- 2014-10-24 CN CN201420622065.5U patent/CN204338655U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105290189A (en) * | 2015-06-19 | 2016-02-03 | 新昌县航达机械制造有限公司 | Hydraulic controlled type latched rigid-plastic compound bulging and forming device for three-way pipe |
| CN109201840A (en) * | 2018-11-02 | 2019-01-15 | 无锡市五星弹性元件厂 | A kind of corrugated tube one-step molding device |
| CN112605197A (en) * | 2020-10-26 | 2021-04-06 | 无锡市锡山环宇金属软管有限公司 | Corrugated pipe and hydraulic forming device for production thereof |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150520 Termination date: 20161024 |
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| CF01 | Termination of patent right due to non-payment of annual fee |