CN201271686Y - Plate liquid-filling shaping hydraulic press - Google Patents
Plate liquid-filling shaping hydraulic press Download PDFInfo
- Publication number
- CN201271686Y CN201271686Y CNU2008200492684U CN200820049268U CN201271686Y CN 201271686 Y CN201271686 Y CN 201271686Y CN U2008200492684 U CNU2008200492684 U CN U2008200492684U CN 200820049268 U CN200820049268 U CN 200820049268U CN 201271686 Y CN201271686 Y CN 201271686Y
- Authority
- CN
- China
- Prior art keywords
- master cylinder
- cylinder piston
- sheet material
- stretching
- coaxial
- 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.)
- Expired - Lifetime
Links
Images
Landscapes
- Shaping Metal By Deep-Drawing, Or The Like (AREA)
Abstract
The utility model relates to a sheet metal hydroforming hydraulic machine, which is characterized by mainly comprising a lower beam, upright posts, an upper beam, a tension beam, a compound main cylinder, a coaxial linkage drawing blank holder device, a liquid chamber, a supporting seat oil tank, a pressure booster, and the like, wherein, the upright posts are arranged on the lower beam; the upper beam is arranged on the upright posts; the tension beam is connected with the upright posts in a sliding way, and the compound main cylinder is arranged on the upper beam; the coaxial linkage drawing blank holder device is arranged below the tension beam, and the liquid chamber is arranged on the lower beam; and the supporting seat oil tank comprises a hydraulic power control system. Compared with the prior art, the sheet metal hydroforming hydraulic machine has the advantages of generality, low die cost and shortened production cycle.
Description
Technical field
The utility model belongs to the hydraulic machinery technical field, particularly a kind of hydraulic press that is used for the sheet material liquid-filling shaping.
Background technology
Metal sheet forming occupies important status in metal forming, traditional sheet material forming is mainly realized by pull and stretch, the drawing of mechanical punch and mechanical die, but for complex-shaped parts such as spiral lamination, twill, the conical surfaces, often can't be shaped or need multiple working procedure could be shaped inefficiency.Owing to there is mechanical friction, so the piece surface existence such as pulls at blemish and mechanical performance is relatively poor.In addition, when accessory size changed, often punch, die all needed to change, and mould does not have versatility, the manufacturing cost height of mould, and the production cycle is long.
Summary of the invention:
The utility model provides a kind of hydraulic press that is used for the sheet material liquid-filling shaping for solving above-mentioned technical barrier.This hydraulic press replaces rigidity die transmitted load with liquid as the power transmission medium, makes sheet metal recline punch to realize the shaping of sheet metal part under the effect of power transmission medium.This hydraulic press die has versatility, has reduced die cost, has shortened the production cycle.Adopt product size precision height that this hydraulic press produces, bearing capacity is strong, residual stress is low, surface quality is good, the product mechanical performance significantly improves.The displacement of this hydraulic press, speed, pressure all adopt proportion control, and relevant parameters all can be provided with and change, electric employing PLC control, automaticity height by touch-screen.
Sheet material liquid-filling shaping hydraulic machine of the present utility model is to realize like this, mainly by underbeam, be arranged on the column on the underbeam, be arranged on the upper beam on the column, be slidingly connected at the stretching beam on the column, be arranged on the compound master cylinder on the upper beam, be arranged on the coaxial coordinated type pull and stretch flange fixing installation below the stretching beam, be arranged on the liquid chamber on the underbeam, bearing fuel tank (comprising the hydraulic power control system), booster constitutes, underbeam, column, put the beams in place and constitute a rigid body, compound master cylinder is by the cylinder body that is fixed on the upper beam, be positioned at the master cylinder piston of cylinder body, be arranged on the quick bar fairlead on the master cylinder piston, be arranged on the quick bar in the quick bar fairlead, the built-in flanging cylinder piston that is arranged in the master cylinder piston constitutes, master cylinder piston links to each other with the stretching beam, built-in flanging cylinder piston links to each other with coaxial coordinated type pull and stretch flange fixing installation, coaxial coordinated type pull and stretch flange fixing installation is by the stretching slide block that is fixed on the stretching beam, coaxially be slidingly connected on the stretching slide block and the blankholder slide that links to each other with built-in flanging cylinder piston, the punch that is fixed on the stretching slide block constitutes, and liquid chamber links to each other by pressure duct with booster.During work, the hydraulic power control system is to compound master cylinder fuel feeding, when the logical oil of the quick bar oil suction chamber of master cylinder, drive drop-down beam soon down at master cylinder piston, when arriving near sheet material, fuel feeding of big chamber while of bar oil suction chamber and master cylinder is realized descending at a slow speed fast, when the blankholder slide lower surface of coaxial coordinated type pull and stretch flange fixing installation contacts with sheet material, realize flanging and pressurize.(master cylinder stops at this moment) then, booster is given the liquid chamber topping up and is produced an anti-swelling pressure power, make sheet material produce predeformation, when anti-swelling pressure power reaches setting pressure, compound master cylinder continues the pull and stretch of descending realization to sheet material, at this moment, liquid chamber pressure constantly changes by load path, makes sheet material be fitted in convex mould surface and realizes part forming.Behind the part forming, compound master cylinder is return, and the blankholder slide of coaxial coordinated type pull and stretch flange fixing installation ejects, and realizes the dnockout to part, and so far whole working cycles is finished.
Here, the chamber wall of liquid chamber is two-layer or two-layer above prestressing force self-reinforcing composite construction, can make liquid chamber have prestressing force self-reinforcing ability, makes its withstand voltage height, and operating pressure can reach 150MPa.
The utility model compared with the prior art, its advantage is:
1, this hydraulic press adopts liquid-filling shaping technology, promptly replaces traditional rigidity die transmitted load with liquid as the power transmission medium, can process the part that many employing traditional handicrafts can't process or need multiple working procedure to process.Liquid is as the power transmission medium, and Stress Field Distribution is even, and the surface quality of workpieces and the mechanical performance that process all increase significantly with respect to conventional machining process.
2, the used coaxial coordinated type pull and stretch flange fixing installation of the present invention can be realized the complex function of pull and stretch, flanging and dnockout.Because its pull and stretch slide block and blankholder slide lead each other and are coaxial, thus the guiding accuracy height, the guiding good rigidity, the anti-bias load ability is strong, is particularly suitable for the pull and stretch of asymmetric complex parts.
3, compound master cylinder of the present invention is provided with quick bar on main cylinder piston-rod top, can realize the quick descending function of master cylinder, has accelerated unloaded downstream rate, has improved operating efficiency.Other characteristics of this cylinder are a built-in flanging cylinder in the main cylinder piston-rod lower end.Because adopt built-in structure, compact conformation has been saved installing space and machine height greatly.Adopt coaxial coordinated type pull and stretch flange fixing installation and compound master cylinder, avoided traditional structure to need special flanging cylinder and flanging crossbeam, on single action hydraulic press, realized two moving functions, machine construction is simplified, greatly reduce production cost.In addition, in the master cylinder backhaul, built-in flanging cylinder ejects, and has both realized the function of dnockout behind the pull and stretch, has finished resetting after the flanging of built-in flanging cylinder again, has not only realized the variation of flanging cylinder function, and has improved operating efficiency.
4, sheet material liquid-filling shaping hydraulic machine liquid chamber of the present invention adopts bilayer or multilayer prestressing force self-reinforcing composite construction, withstand voltage height, and good stability than conventional monolayers structure economical with materials, reduces cost.The part close for size can use same set of liquid chamber, shortened mould manufacturing cycle, reduced manufacturing cost.
5, sheet material liquid-filling shaping hydraulic machine of the present invention can pass through corresponding pressure-detecting device and displacement sensing checkout gear, detect in real time, feedback and intelligently judge faults such as the wrinkling and sheet material of sheet material breaks, machine is stopped, to avoid dangerous generation, so this hydraulic press has high security and stability.
6, the pull and stretch speed of the blankholder slide flanging pressure of the booster output pressure of sheet material liquid-filling shaping hydraulic machine of the present invention, coaxial coordinated type pull and stretch flange fixing installation and master cylinder all can be carried out the ratio adjusting, can be according to different materials and different designs of part, carry out relevant parameters setting and change, this hydraulic press has memory function to these settings and change.
Description of drawings:
Fig. 1 is the structural representation of the utility model sheet material liquid-filling shaping hydraulic machine;
Fig. 2 is the structural representation of the compound master cylinder of the utility model;
Fig. 3 is the structural representation of the coaxial coordinated type pull and stretch of the utility model flange fixing installation;
The a of Fig. 4, b, c, d, e are the utility model workflow diagram.
The specific embodiment:
Now in conjunction with the accompanying drawings and embodiments the utility model is described in further detail:
As Fig. 1, Fig. 2, shown in Figure 3, sheet material liquid-filling shaping hydraulic machine structure of the present utility model is such, mainly by underbeam 3, be arranged on the column 5 on the underbeam 3, be arranged on the upper beam 9 on the column 5, be slidingly connected at the stretching beam 7 on the column 5, be arranged on the compound master cylinder 8 on the upper beam 9, be arranged on the coaxial coordinated type pull and stretch flange fixing installation 6 below the stretching beam 7, be arranged on the liquid chamber 4 on the underbeam 3, bearing fuel tank 2 (comprising the hydraulic power control system), booster 1, upright nut 10, topping up case 11, pipeline 12 formations such as grade, underbeam 3, column 5, put the beams in place and 9 to connect and compose a rigid body by upright nut 10, compound master cylinder 8 is by the cylinder body 15 that is fixed on the upper beam 9, be positioned at the master cylinder piston 16 of cylinder body 15, be arranged on the quick bar fairlead 17 on the master cylinder piston 16, be arranged on the quick bar 18 in the quick bar fairlead 17, be arranged on the built-in flanging cylinder piston 19 in the master cylinder piston 16, be arranged on the flange 14 of cylinder body 15 cylinder mouths, be arranged on flange 20 formations such as grade of master cylinder piston 16 lower ends, master cylinder piston 16 links to each other by flange 13 with stretching beam 7, built-in flanging cylinder piston 19 links to each other with coaxial coordinated type pull and stretch flange fixing installation 6, coaxial coordinated type pull and stretch flange fixing installation 6 is by the stretching slide block 21 that is fixed on the stretching beam 7, coaxially be slidingly connected on the stretching slide block 21 and the blankholder slide 23 that links to each other with built-in flanging cylinder piston 19, the punch 22 that is fixed on the stretching slide block 21 constitutes, and liquid chamber 4 and booster 1 link to each other by pressure duct.The chamber wall of liquid chamber 4 is two-layer or two-layer above prestressing force self-reinforcing composite constructions.The operating pressure of built-in flanging cylinder piston 19 can be carried out the ratio adjusting with the master cylinder displacement, and the pull and stretch speed of the master cylinder of compound master cylinder 8 also can ratio be regulated.In order to realize that sheet material is wrinkling and break real-time diagnosis and troubleshooting of faults function, liquid chamber 4 is provided with pressure-detecting device, liquid chamber 4 and blankholder slide 23 are provided with displacement detector, by pressure-detecting device and displacement detector, can detect in real time, feed back and judge that intelligently sheet material breaks and sheet material is wrinkling, hydraulic press is quit work, liquid chamber 4 releases, with the safety that prevents that the superhigh pressure liquid injection from jeopardizing equipment and staff, thereby realize that sheet material breaks and wrinkling real-time diagnosis and troubleshooting function.
The operation principle of sheet material liquid-filling shaping hydraulic machine of the present utility model is to realize like this, the descending flanging of blankholder slide of coaxial coordinated type pull and stretch flange fixing installation earlier during the sheet material pull and stretch, booster is toward liquid chamber topping up and produce an anti-swelling pressure power then, make sheet material produce predeformation, the beam that stretches again is descending, drive the profile punch of installing on the stretching slide block of coaxial coordinated type pull and stretch flange fixing installation identical and realize the abundant pull and stretch of sheet material with the formed product cavity shape, so simultaneously, booster is pressed the load path of setting to the liquid chamber topping up, make sheet material fully be fitted in convex mould surface, thereby realize the shaping of sheet material.Shown in the (a) and (b) of Fig. 4, (c), (d), (e), during pull and stretch, sheet material 24 is placed on the upper surface of liquid chamber 4, blankholder slide 23 by coaxial coordinated type pull and stretch flange fixing installation 6 is pressed on sheet material 24 on liquid chamber 4 upper surfaces, booster 1 makes sheet material 24 that a predeformation opposite with drawing direction take place under the effect of liquid earlier toward the sealed volume topping up of liquid chamber 4.(facts have proved, this and the opposite predeformation of part stretcher strain direction, the pull and stretch performance that improves material is highly profitable) then, by the punch 22 on the coaxial coordinated type pull and stretch flange fixing installation 6 sheet material 24 is carried out pull and stretch, at this moment, sheet material 24, liquid chamber 4 form the cavity volume of a sealing, and booster 1 is pressed the load path of setting to liquid chamber 4 topping ups, under the effect of highly pressurised liquid, make sheet material 24 be fitted in the shaping that realizes sheet material on the punch 22.
Claims (3)
1, a kind of sheet material liquid-filling shaping hydraulic machine, it is characterized in that mainly by underbeam, be arranged on the column on the underbeam, be arranged on the upper beam on the column, be slidingly connected at the stretching beam on the column, be arranged on the compound master cylinder on the upper beam, be arranged on the coaxial coordinated type pull and stretch flange fixing installation below the stretching beam, be arranged on the liquid chamber on the underbeam, the bearing fuel tank that comprises the hydraulic power control system, formations such as booster, underbeam, column, upper beam connects and composes a rigid body by upright nut, compound master cylinder is mainly by the cylinder body that is fixed on the upper beam, be positioned at the master cylinder piston of cylinder body, be arranged on the quick bar fairlead on the master cylinder piston, be arranged on the quick bar in the quick bar fairlead, be arranged on the built-in flanging cylinder piston in the master cylinder piston, the flange that is arranged on cylinder body cylinder mouth constitutes, master cylinder piston links to each other with the stretching beam by flange, built-in flanging cylinder piston links to each other with coaxial coordinated type pull and stretch flange fixing installation, and coaxial coordinated type pull and stretch flange fixing installation is mainly by the stretching slide block that is fixed on the stretching beam, coaxially be slidingly connected on the stretching slide block and the blankholder slide that links to each other with built-in flanging cylinder piston, the punch that is fixed on the stretching slide block constitutes.
2, sheet material liquid-filling shaping hydraulic machine according to claim 1, the chamber wall that it is characterized in that liquid chamber are two-layer or two-layer above prestressing force self-reinforcing composite constructions.
3, sheet material liquid-filling shaping hydraulic machine according to claim 1 and 2 is characterized in that hydraulic press is provided with pressure-detecting device and displacement detector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200492684U CN201271686Y (en) | 2008-06-11 | 2008-06-11 | Plate liquid-filling shaping hydraulic press |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200492684U CN201271686Y (en) | 2008-06-11 | 2008-06-11 | Plate liquid-filling shaping hydraulic press |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201271686Y true CN201271686Y (en) | 2009-07-15 |
Family
ID=40882039
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200492684U Expired - Lifetime CN201271686Y (en) | 2008-06-11 | 2008-06-11 | Plate liquid-filling shaping hydraulic press |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201271686Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103625001A (en) * | 2012-08-24 | 2014-03-12 | 光阳工业股份有限公司 | Structure of hydraulic forming machine |
-
2008
- 2008-06-11 CN CNU2008200492684U patent/CN201271686Y/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103625001A (en) * | 2012-08-24 | 2014-03-12 | 光阳工业股份有限公司 | Structure of hydraulic forming machine |
| CN103625001B (en) * | 2012-08-24 | 2016-12-21 | 光阳工业股份有限公司 | Hydraulic forming machine constructs |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN100594078C (en) | Plate liquid-filling shaping hydraulic machine | |
| CN104289591B (en) | A kind of hydraulic test for the shaping of aluminium alloy drawing extrusion cladding | |
| CN103170565B (en) | Direct drive type stroke control pressurizing type hydraulic machine of oil-less pump alternating current servo motor | |
| CN102327945A (en) | Hydrodynamic deep drawing equipment for forming deep cavity parts | |
| CN110756647A (en) | Electric hydrostatic internal high-pressure forming machine | |
| CN101011866A (en) | Screw precision pressing machine | |
| CN102125953A (en) | Dual-station expanding machine for special-shaped pipe with variable cross sections | |
| CN103143662A (en) | Oil-pump-free direct-drive type force control supercharged hydraulic machine provided with alternating current servo motor | |
| CN102240690B (en) | Extrusion molding technology of three-way pipe extrusion molding device | |
| CN106623564A (en) | Riveting press | |
| CN202028627U (en) | Three-way pipe extrusion molding device | |
| CN105856606B (en) | A kind of down-regulation type high-precision fast hydraulic pressure forcing press and its mode transfer oil cylinder, method for adjusting mould | |
| CN201271686Y (en) | Plate liquid-filling shaping hydraulic press | |
| CN202826453U (en) | Hydraulic drawing press | |
| CN203292211U (en) | Main machine for metal plastic extrusion molding | |
| CN104624770A (en) | Internal high-pressure forming system for pipe fittings | |
| CN204448968U (en) | A kind of pipe fitting internal high pressure forming device | |
| CN102744594A (en) | Electro-pneumatic type automatic pressing machine | |
| CN202382657U (en) | Assembly press for detonator | |
| CN101758630A (en) | Double-action thick plate stretching hydraulic machine | |
| CN109340202B (en) | Hydraulic system of large-tonnage portal frame type hydraulic press and control process thereof | |
| CN103658214B (en) | Vertical parting extrusion system | |
| CN201714739U (en) | Composite oil cylinder | |
| CN104107841B (en) | Plastic Deformation squeezes the shaped device of forging molding | |
| CN201913147U (en) | Double-station variable cross section abnormal tube bulging device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20090715 Effective date of abandoning: 20080611 |