CN203751080U - Hydraulic machine for improving blank holding force - Google Patents
Hydraulic machine for improving blank holding force Download PDFInfo
- Publication number
- CN203751080U CN203751080U CN201420166055.5U CN201420166055U CN203751080U CN 203751080 U CN203751080 U CN 203751080U CN 201420166055 U CN201420166055 U CN 201420166055U CN 203751080 U CN203751080 U CN 203751080U
- Authority
- CN
- China
- Prior art keywords
- supporting plate
- plate
- pad
- oil cylinder
- fixed
- 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
- 238000006073 displacement reaction Methods 0.000 claims description 11
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 10
- 239000012528 membrane Substances 0.000 claims description 9
- 239000011230 binding agent Substances 0.000 claims description 5
- 238000013016 damping Methods 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 238000009415 formwork Methods 0.000 abstract 2
- 238000000034 method Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 238000004080 punching Methods 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Abstract
The utility model provides a hydraulic machine for improving blank holding force. The blank holding force of a pressure plate can be improved, stretching requirements of workpieces such as a flange are met, and production cost is not increased. The hydraulic machine for improving the blank holding force comprises a main motor, a plunger pump, supporting legs, a formwork, guide posts, an upper die component and a lower die component, the upper die component comprises an upper die plate, a base plate and a female die, the lower die component comprises a lower die plate, a pressure power part, a supporting plate, the pressure plate and a male die, the supporting plate is positioned below the formwork, the pressure plate and the supporting plate are connected into a whole through connecting posts, the pressure power part comprises a plurality of oil cylinders arranged below the supporting plate, cylinder bodies of the oil cylinders are fixedly connected to the lower die plate, and cylinder rods of the oil cylinders are fixedly connected to the supporting plate. The oil cylinders are arranged below the supporting plate of the lower die component of the hydraulic machine to serve as the pressure power part, so that the pressure plate generates enough blank holding force for fastening the workpieces, the workpieces are smoothly stretched, and the stretching requirements of the workpieces such as the flange are particularly met.
Description
Technical field
The utility model relates to hydraulic test, especially a kind of four-column universal hydraulic press that can improve pressure-pad-force.
Background technology
Four-column universal hydraulic press is applicable to the techniques such as the drawing, bending, flange, cold-extruded, stamping-out of metal material, is also applicable to proofread and correct, press-fits, pulverulent product, abrasive product, compressing and plastic products, insulating materials compressing.
Four-column universal hydraulic press comprises main motor, plunger displacement pump, frame, be fixed on the template in frame, be fixed on the guide pillar at four jiaos of places, template top, be positioned at the lower membrane module of template below, be positioned at the upper die component of template top, upper die component comprises four jiaos of cope match-plate patterns that led by guide pillar and is positioned at backing plate and the die that cope match-plate pattern below is fixed as one with it, lower membrane module comprises lower bolster, as the plunger displacement pump of binder power part, supporting plate, holding pad and be installed in the punch on holding pad, supporting plate is connected with the line shaft of plunger displacement pump, holding pad and supporting plate connect as one by multiple joint pins.The processing and forming principle of four-column universal hydraulic press is to drive plunger displacement pump running to produce high pressure by main motor mechanical axis, and then drives supporting plate and holding pad fast-descending work to enter pressurization.
Add man-hour, between die and punch, put into workpiece, by holding pad workpiece pressing surrounding under the active force of plunger displacement pump, the downward punching press of die and punch, plunger displacement pump resets, and makes Workpiece shaping.Existing common four-column universal hydraulic press, maximum pressure is 315 tons, in workpiece process, can provide enough stamping presses, but the upper top power that plunger displacement pump produces is obviously not enough, and then make the pressure-pad-force deficiency of holding pad, can not meet the stretch process needs of the workpiece of the band needs flanging such as flange.
For addressing the above problem, in prior art, generally buy pressure more greatly or carry the hydraulic test of enough going up top power, strengthened production cost, and production efficiency is low.
Utility model content
The utility model provides a kind of hydraulic press that improves pressure-pad-force, can improve the pressure-pad-force of holding pad, meets the stretch process needs of the workpiece such as flange, and can not increase production cost.
For reaching the object solving the problems of the technologies described above, the utility model is achieved by the following technical solutions: a kind of hydraulic press that improves pressure-pad-force, comprise main motor, plunger displacement pump, the supporting leg of surrounding, be fixed on the template on supporting leg, be fixed on the guide pillar at four jiaos of places, template top, upper die component and lower membrane module, described upper die component comprises four jiaos of cope match-plate patterns that led by described guide pillar and is positioned at backing plate and the die that cope match-plate pattern below is fixed as one with it, described lower membrane module comprises lower bolster, binder power part, supporting plate and the holding pad and the punch that are positioned at supporting plate top and are fixed as one, described supporting plate is positioned at described template below, described holding pad and described supporting plate connect as one by joint pin, described binder power part is the multiple oil cylinders that are arranged on supporting plate below, the cylinder body of described oil cylinder is fixed on described lower bolster, the cylinder bar of described oil cylinder is fixed on described supporting plate.
In the technical solution of the utility model, also comprise following additional technical feature:
Described oil cylinder is 3～14, and along the circumferential direction interval arranges.
Described oil cylinder is 3～14, and one of them oil cylinder is positioned at the center, below of described supporting plate, and all the other oil cylinders are taking oil cylinder along the circumferential direction interval setting as the center of circle of described center.
In described template, be installed with the location-plate of the side of being located thereon, described location-plate is two, is positioned at the relative both sides of described holding pad.
The bottom of described oil cylinder is provided with cylinder pedestal, and the cylinder body of described oil cylinder is fixed on described cylinder pedestal, and described cylinder pedestal is fixed on described lower bolster.
On described supporting leg, be provided with the stage portion for supporting described supporting plate edge, in described stage portion, be provided with damping rubber pad.
Compared with prior art, the utlity model has following advantage and good effect:
1, below the supporting plate by membrane module under hydraulic press, multiple oil cylinders are set as flanging power part, multiple oil cylinders can enter to produce enough upper top power to supporting plate, and then make holding pad produce enough pressure-pad-forces to fasten workpiece, to complete smoothly the stretch process of workpiece, especially the needs that are applicable to the workpiece stretch process of flange type needs flanging, have improved production efficiency greatly;
2, oil cylinder can adopt common oil cylinder, and cost is low, thereby can not increase hydraulic press integral production cost.
Brief description of the drawings
Fig. 1 is the structural representation of a kind of hydraulic press that improves pressure-pad-force of the utility model embodiment;
Fig. 2 is the front view of Fig. 1;
Fig. 3 be in Fig. 2 A-A to cutaway view.
Detailed description of the invention
For making object, technical scheme and the advantage of the utility model embodiment clearer, below in conjunction with the accompanying drawing in the utility model embodiment, technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is the utility model part embodiment, instead of whole embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtaining under creative work prerequisite, all belong to the scope of the utility model protection.
It should be noted that, improve the hydraulic press of pressure-pad-force because the utility model is a kind of, its improvements only relate to the architecture advances of the middle moulding section of hydraulic press, the same prior art of structure at other positions, for more clearly expressing improvements of the present utility model, in accompanying drawing 1 to 3, only provided the structural representation of middle moulding section, omit at other positions.
In the present embodiment one, improve the hydraulic press of pressure-pad-force, comprise main motor (not shown), plunger displacement pump (not shown), the supporting leg 1 of surrounding, be fixed on the template 2 on supporting leg 1, be fixed on the guide pillar 3 at template 2 four jiaos of places, top, upper die component 4 and lower membrane module 5, upper die component 4 comprises cope match-plate pattern 4.1 and is positioned at backing plate 4.2 and the die 4.3 that cope match-plate pattern below is fixed as one with it, four jiaos of cope match-plate pattern 4.1 are set on guide pillar 3 and by guide pillar 3, the motion of cope match-plate pattern 4.1 are led, lower membrane module 5 comprises lower bolster 5.1, supporting plate 5.2 and the holding pad 5.3 and the punch 5.4 that are positioned at supporting plate top, supporting plate 5.2 is positioned at the below of template 2, punch 5.4 is installed in the center of holding pad 5.3, connect as one by joint pin 5.5 with supporting plate 5.2, supporting plate 5.2 belows are provided with multiple oil cylinders 6, the cylinder body of oil cylinder 6 is fixed on lower bolster 5.1, the cylinder bar of oil cylinder 6 is fixed on supporting plate 5.2.
Add man-hour, between die 4.3 and punch 5.4, put into workpiece, multiple oil cylinder extend actions, supporting plate 5.2 is applied to an ejecting force upwards, supporting plate 5.2 and holding pad 5.3 move upward thereupon, make holding pad 5.3 push down workpiece surrounding, the now downward punching press of die 4.3, multiple oil cylinders reset, and make Workpiece shaping.
The number of oil cylinder 6 is determined by the size of the pressure-pad-force that will produce, be generally 3～14 and be advisable, the present embodiment is taking processing flange workpiece as example, and required pressure-pad-force is about 100 tons, the number of oil cylinder 6 is set to 8, and along the circumferential direction interval setting below supporting plate 5.2.Along the circumferential direction spaced multiple oil cylinder, except providing enough upper top power and pressure-pad-force, can also carry out multi-point support to supporting plate 5.2, single-point support with respect to existing single plunger displacement pump to supporting plate 5.2, can effectively ensure supporting plate 5.2 and holding pad 5.3 stable and reliable operations, and then ensure that complete machine is reliable, and increase the service life, reduce to move noise.
Certainly, multiple oil cylinders 6 are except adopting above-mentioned circumference, one of them oil cylinder 6 can also be arranged on to the center, below of supporting plate 5.2, all the other oil cylinders 6 are to be positioned at above-mentioned oil cylinder 6 along the circumferential direction interval setting as the center of circle of center, except to supporting plate 5.2 circumference multi-point support, its centre is also supported, further ensured supporting plate 5.2 and holding pad 5.3 stable and reliable operations.
For positioning action is played in the relative motion of the lifting to holding pad 5.3 and punch 5.4, die 4.3, prevent from misplacing sideslip in forming process and affect Forming Quality, in the present embodiment, in template 2, also welding is installed with location-plate 7, location-plate 7 is positioned at the top of template 2, the place that keeps to the side, quantity is two, is oppositely arranged, be positioned at the relative both sides of holding pad 5.3, holding pad 5.3 and punch 5.4, die 4.3 are played to positioning action.
The bottom of oil cylinder 6 is provided with cylinder pedestal 8, and the cylinder bolt of oil cylinder 6 is fastened on cylinder pedestal 8, and cylinder pedestal 8 is bolted on lower bolster 5.1, thereby oil cylinder 6 is fixed on to lower bolster 5.1.By cylinder pedestal 8 is set, increase the fixed-area of oil cylinder 6 on lower bolster 5.1, ensure oil cylinder 6 stability maintenances, and then ensured that supporting plate 5.2 and holding pad 5.3 operate steadily reliably.
In the present embodiment, supporting plate 5.2 is mainly supported by 8 oil cylinders 6, for further strengthening the supporting role to supporting plate 5.2, ensure that it operates steadily reliably, on supporting leg 1, be provided with stage portion 1.1, the edge of supporting plate 5.2 is supported in stage portion 1.1, in stage portion 1.1, be provided with damping rubber pad 1.2 simultaneously, in the time that supporting plate 5.2 and holding pad 5.3 do descending motion under oil cylinder 6 drives, can play cushioning effect to it, prevent the collision between rigid element, increase the service life, reduce complete machine operation noise.
Above embodiment is only in order to the technical solution of the utility model to be described, but not is limited; Although the utility model is had been described in detail with reference to previous embodiment, for the person of ordinary skill of the art, the technical scheme that still can record previous embodiment is modified, or part technical characterictic is wherein equal to replacement; And these amendments or replacement do not make the essence of appropriate technical solution depart from the spirit and scope of the utility model technical scheme required for protection.
Claims (6)
1. one kind is improved the hydraulic press of pressure-pad-force, comprise main motor, plunger displacement pump, the supporting leg of surrounding, be fixed on the template on supporting leg, be fixed on the guide pillar at four jiaos of places, template top, upper die component and lower membrane module, described upper die component comprises four jiaos of cope match-plate patterns that led by described guide pillar and is positioned at backing plate and the die that cope match-plate pattern below is fixed as one with it, described lower membrane module comprises lower bolster, binder power part, supporting plate and the holding pad and the punch that are positioned at supporting plate top and are fixed as one, described supporting plate is positioned at described template below, described holding pad and described supporting plate connect as one by joint pin, it is characterized in that: described binder power part is the multiple oil cylinders that are arranged on supporting plate below, the cylinder body of described oil cylinder is fixed on described lower bolster, the cylinder bar of described oil cylinder is fixed on described supporting plate.
2. the hydraulic press of raising pressure-pad-force according to claim 1, is characterized in that: described oil cylinder is 3～14, and along the circumferential direction interval arranges.
3. the hydraulic press of raising pressure-pad-force according to claim 1, it is characterized in that: described oil cylinder is 3～14, one of them oil cylinder is positioned at the center, below of described supporting plate, and all the other oil cylinders are taking oil cylinder along the circumferential direction interval setting as the center of circle of described center.
4. according to the hydraulic press of the raising pressure-pad-force described in any one in claims 1 to 3, it is characterized in that: in described template, be installed with the location-plate of the side of being located thereon, described location-plate is two, be positioned at the relative both sides of described holding pad.
5. the hydraulic press of raising pressure-pad-force according to claim 4, is characterized in that: the bottom of described oil cylinder is provided with cylinder pedestal, and the cylinder body of described oil cylinder is fixed on described cylinder pedestal, and described cylinder pedestal is fixed on described lower bolster.
6. the hydraulic press of raising pressure-pad-force according to claim 4, is characterized in that: on described supporting leg, be provided with the stage portion for supporting described supporting plate edge, in described stage portion, be provided with damping rubber pad.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420166055.5U CN203751080U (en) | 2014-04-08 | 2014-04-08 | Hydraulic machine for improving blank holding force |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420166055.5U CN203751080U (en) | 2014-04-08 | 2014-04-08 | Hydraulic machine for improving blank holding force |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203751080U true CN203751080U (en) | 2014-08-06 |
Family
ID=51246391
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420166055.5U Expired - Lifetime CN203751080U (en) | 2014-04-08 | 2014-04-08 | Hydraulic machine for improving blank holding force |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203751080U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106111814A (en) * | 2016-08-09 | 2016-11-16 | 机械科学研究总院 | Drawing die |
-
2014
- 2014-04-08 CN CN201420166055.5U patent/CN203751080U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106111814A (en) * | 2016-08-09 | 2016-11-16 | 机械科学研究总院 | Drawing die |
| CN106111814B (en) * | 2016-08-09 | 2019-02-01 | 机械科学研究总院 | Drawing die |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105522057A (en) | Automotive part mould | |
| CN202097268U (en) | Mold for quickly piercing holes on an annular metal frame | |
| CN202779410U (en) | U-shaped bending die and punching die combination die set | |
| CN205289462U (en) | Drawing die structure of single-power pressure machine | |
| CN203751080U (en) | Hydraulic machine for improving blank holding force | |
| CN104439007A (en) | Die capable of ejecting materials at multiple stations | |
| CN203124546U (en) | Continuous stamping die | |
| CN204234649U (en) | Can multistation liftout mould | |
| CN104128439A (en) | Continuous production process for bending blanks | |
| CN104438865A (en) | Stamping mold with double elastic mechanisms | |
| CN205309094U (en) | Whole stamping forming cold -working mould of trapezoidal gauge apron | |
| CN204975020U (en) | Four sides shaping hem blanking mould | |
| CN203253815U (en) | Double pressing die | |
| CN103640391A (en) | One-time flower punching process for basin stand | |
| CN205996020U (en) | A kind of diel is molded bending mechanism | |
| CN102699206A (en) | Continuous punching mould of movement bracket | |
| CN208787303U (en) | A kind of automotive muffler merging blanking die | |
| CN202239271U (en) | Forming die for front connection board of back wheel cover of car | |
| CN202683759U (en) | All-in-one bending combined punching machine | |
| CN202290987U (en) | Worm transmission type hose hoop shell processing device | |
| CN202824406U (en) | Stamping die | |
| CN206083605U (en) | Automobile drive axle lower control arm support plastic mould | |
| CN202893993U (en) | Flanging die for central passage fixing frame of automobile | |
| CN106216515A (en) | A kind of diel molding bending mechanism | |
| CN211489279U (en) | Movable end falling piece progressive die of support hoop |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140806 |