CN105312384A - Multifunctional combined hydraulic machine - Google Patents

Multifunctional combined hydraulic machine Download PDF

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Publication number
CN105312384A
CN105312384A CN201510827280.8A CN201510827280A CN105312384A CN 105312384 A CN105312384 A CN 105312384A CN 201510827280 A CN201510827280 A CN 201510827280A CN 105312384 A CN105312384 A CN 105312384A
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CN
China
Prior art keywords
driving cylinder
workbench
piston rod
main driving
moved
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.)
Pending
Application number
CN201510827280.8A
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Chinese (zh)
Inventor
张悦
陈国华
何景晖
周裕强
黎永杰
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
FOSHAN CONSTANT HYDRAULIC MACHINERY Co Ltd
Original Assignee
FOSHAN CONSTANT HYDRAULIC MACHINERY Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by FOSHAN CONSTANT HYDRAULIC MACHINERY Co Ltd filed Critical FOSHAN CONSTANT HYDRAULIC MACHINERY Co Ltd
Priority to CN201510827280.8A priority Critical patent/CN105312384A/en
Publication of CN105312384A publication Critical patent/CN105312384A/en
Pending legal-status Critical Current

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Abstract

The invention relates to the field of metallurgy pressing machines, in particular to a multifunctional combined hydraulic machine. The multifunctional combined hydraulic machine comprises a rack, a main driving cylinder, a built-in rapid driving cylinder, an auxiliary driving cylinder, a movable cross beam, a guide mechanism, a workbench, a control system, a male die and a female die, wherein the workbench is arranged at the lower end of the rack in a sliding way; the movable cross beam is arranged on the upper end of the rack and located right above the workbench; and the main driving cylinder and the auxiliary driving cylinder are connected with the movable cross beam. The action areas of piston rods of the main driving cylinder, the auxiliary driving cylinder and the built-in rapid driving cylinder are unequal, the action area of the piston rod of the main driving cylinder is maximum, and the action area of the piston rod of the built-in driving cylinder is minimum, so that when hydraulic liquid flow amounts are equal, the extension extent of the piston rod of the built-in rapid driving cylinder is maximum, and the extension extent of the piston rod of the main driving cylinder is minimum. According to the multifunctional combined hydraulic machine, under the control of a control system, the hydraulic machine is provided with different feeding speeds and can adapt to the production technology of different materials.

Description

A kind of multifunctional combination hydraulic press
Technical field
The present invention relates to metallurgy press field, particularly relate to a kind of multifunctional combination hydraulic press.
Background technology
Conventional hydraulic machine structure is divided into frame (form such as framework, four posts), (moved cross beam, guiding mechanism, upper die and lower die and hydraulic system form master cylinder.Its mode of action is: master cylinder is fixed in frame, on moved cross beam, plane is connected with main oil cylinder piston bar, stretch out with piston rod/return and move up and down, and under carrying out guiding accuracy control by guiding mechanism, upper die and lower die are coordinated plate is stretched.
But, for above-mentioned traditional hydraulic press, produce required operating pressure by hydraulic system to master cylinder fuel feeding when work is entered, part carries out stretching process under the action at a slow speed of equipment, when draw speed and rhythm of production will be promoted, just must increase Hydraulic System Oil pump discharge, thus accelerate master cylinder work speed, the result done like this is exactly that power of motor and energy consumption promote thereupon, the work speed of undue pursuit master cylinder will inevitably cause the increase greatly of user's equipment cost and use cost, thus to cause in resource and waste on the energy.
In addition, practice shows the sheet metal stretching technique for unlike material, and its most applicable tensile force, pressure-pad-force and the fastest drawing and forming speed are also different.As the stretching of the non-ferrous metal plates such as aluminium sheet, its tensile force needed is often not high, and stretch forming speed can very soon (reaching as high as ~ about 200mm/s); And the stretching of the ferrous metal plates such as corrosion resistant plate, then need larger tensile force, drawing and forming speed slow (generally ~ about 30mm/s).Due to widely different on draw speed of both forming technology, and the conventional hydraulic machine generally used now, optimized draw speed can be matched when its master cylinder structure and hydraulic system fuel system cannot meet different materials stretch forming.
Summary of the invention
The object of the invention is to propose a kind of Stability Analysis of Structures, there is multiple duty and work speed, thus the multifunctional combination hydraulic press of the drawing process of different materials plate can be applicable to.
For reaching this object, the present invention by the following technical solutions:
A kind of multifunctional combination hydraulic press, is characterized in that, comprise frame, main driving cylinder, built-in fast driving cylinder, secondary driving cylinder, moved cross beam, guiding mechanism, workbench, control system, punch and die; Described workbench is fixed on described frame lower end, and described moved cross beam is slided by described guiding mechanism and is located at described frame, and is positioned at directly over described workbench; Described main driving cylinder is fixed on described frame upper end, and its piston rod be provided with is connected with described moved cross beam; Described secondary driving cylinder is located at the outside of described main driving cylinder, and its piston rod be provided with is connected with described moved cross beam; It is inner that described main driving cylinder is located at by described built-in fast driving cylinder, and the cylinder bottom of described main driving cylinder is fixed in its one end, and the other end is connected to the upper end of the piston rod of described main driving cylinder; Described die is located at the upper surface of described workbench or the lower surface of described moved cross beam, and described punch is right against described die and is located at the lower surface of described moved cross beam or the upper surface of described workbench.
More excellent, the upper surface of described workbench is located at by described punch, and described die is just located at the lower surface of described walking beam to described punch; Also comprise flanging driving cylinder and blank body; Described blank body comprises bottom plate, push rod and blank holder; Described flanging driving cylinder is fixed on bottom described frame; The upper surface of the piston rod that the lower surface of described bottom plate and described flanging driving cylinder are provided with is fixed, and is positioned at immediately below described workbench; Multiple described push rods are vertically fixed on the upper surface of described bottom plate, and pass from the through hole that described workbench is provided with; Described blank holder is located at described push rod upper surface, and described blank holder is held by multiple described push rod.
More excellent, be hollow-out parts in the middle part of described blank holder, the upper surface of the workbench immediately below hollow-out parts is located at by described punch.
More excellent, described die is fixed on immediately below described moved cross beam by supporting construction, and described moved cross beam, described supporting construction and described die surround stretching cavity.
More excellent, be provided with material returned cylinder in the piston rod of described main driving cylinder, described material returned cylinder is provided with piston rod and passes from the through hole that described moved cross beam is provided with and stretch in described stretching cavity.
More excellent, described hydraulic press comprises multiple described secondary driving cylinder, multiple described secondary driving cylinder is equally spaced be arranged at described main driving cylinder for the center of circle circumferentially.
Further illustrate, described main driving cylinder, built-in fast driving cylinder and secondary driving cylinder are hydraulic jack, and described drive system comprises hydraulic control device, and described hydraulic control device is connected with described main driving cylinder, built-in fast driving cylinder and secondary driving cylinder.
The present invention proposes a kind of multifunctional combination hydraulic press according to described content, the active area of the piston rod of its main driving cylinder be provided with, secondary driving cylinder and built-in fast driving cylinder is not etc., in described active drive cylinder, the acting surface of piston rod is maximum, the active area of the piston rod of described built-in fast driving cylinder is minimum, therefore when hydraulic fluid flow is identical, the elongation degree of the piston rod of described built-in fast driving cylinder is maximum, and the elongation degree of the piston rod of described main driving cylinder is the shortest.And then make described hydraulic press under the control of described control system, choose and regulate the multiple combination of three kinds of driving cylinders, and then making described hydraulic pressure function have multiple work speed, the production technology of different materials can be adapted to.
Accompanying drawing explanation
Fig. 1 is the cross-sectional view of one embodiment of the present of invention.
Wherein: frame 100, main driving cylinder 200, secondary driving cylinder 300, built-in fast driving cylinder 400, moved cross beam 500, stretching cavity 510, dumping cylinder 520, guiding mechanism 600, workbench 710, flanging driving cylinder 720, blank body 730, bottom plate 731, push rod 732, blank holder 733, hydraulic control device 800, punch 900, die 910.
Detailed description of the invention
Technical scheme of the present invention is further illustrated by detailed description of the invention below in conjunction with accompanying drawing.
As Fig. 1, a kind of multifunctional combination hydraulic press, comprises frame 100, main driving cylinder 200, built-in fast driving cylinder 400, secondary driving cylinder 300, moved cross beam 500, guiding mechanism 600, workbench 710, control system, punch 900 and die 910; Described workbench 710 is fixed on described frame 100 lower end, and described moved cross beam 500 is slided by described guiding mechanism 600 and is located at described frame 100, and is positioned at directly over described workbench 710; Described main driving cylinder 200 is fixed on described frame 100 upper end, and its piston rod be provided with is connected with described moved cross beam 500; Described secondary driving cylinder 300 is located at around described main driving cylinder 200, and its piston rod be provided with is connected with described moved cross beam 500; It is inner that described main driving cylinder 200 is located at by described built-in fast driving cylinder 400, and the cylinder bottom of described main driving cylinder 200 is fixed in its one end, and the other end is connected to the upper end of the piston rod of described main driving cylinder 200; The upper surface of described workbench 710 is located at by described punch 900, and described die 910 is just located at the lower surface of described walking beam to described punch 900.
The active area of the piston rod of described main driving cylinder 200, secondary driving cylinder 300 and built-in fast driving cylinder 400 is not etc., in described active drive cylinder, the acting surface of piston rod is maximum, the active area of the piston rod of described built-in fast driving cylinder 400 is minimum, therefore when hydraulic fluid flow is identical, the elongation degree of the piston rod of described built-in fast driving cylinder 400 is maximum, and the elongation degree of the piston rod of described main driving cylinder 200 is the shortest.And then make described hydraulic press under the control of described control system, choose and regulate the multiple combination duty of three kinds of driving cylinders, and then making described hydraulic pressure function have multiple duty, the production technology of different materials can be adapted to.
Described hydraulic press also comprises flanging driving cylinder 720 and blank body 730; Described blank body 730 comprises bottom plate 731, push rod 732 and blank holder 733; Described flanging driving cylinder 720 is fixed on bottom described frame 100; The upper surface of the piston rod that the lower surface of described bottom plate 731 and described flanging driving cylinder 720 are provided with is fixed, and is positioned at immediately below described workbench 710; Multiple described push rod 732 is vertically fixed on the upper surface of described bottom plate 731, and passes from the through hole that described workbench 710 is provided with; Described blank holder 733 is located at described push rod 732 upper surface, and described blank holder 733 is held by multiple described push rod 732.Described flanging driving cylinder 720 drives described blank body 730, the edge of plate is pressed on the bottom surface of described die 910 relative to the described workbench 710 described blank holder 733 that moves up by described blank body 730, making described plate edge when being stretched be in stationary state, avoiding plate and occurring mobile in processing city.
Be hollow-out parts in the middle part of described blank holder 733, the upper surface of the workbench 710 immediately below hollow-out parts is located at by described punch 900.When described hydraulic press stretches to plate, the edge of plate quilt is fixed, punch 900 is by the middle part jack-up of plate, and the top made it to die 910 is protruding, is that is that the structure of hollow out just can make punch 900 complete jack-up plate and make it protruding operation in the middle part of die 910.
Described die 910 is fixed on immediately below described moved cross beam 500 by supporting construction, and described moved cross beam 500, described supporting construction and described die 910 surround stretching cavity 510.Make described punch 900 when jack-up plate stretches, there is larger stretching space.
Be provided with material returned cylinder in the piston rod of described main driving cylinder 200, described material returned cylinder is provided with piston rod and passes from the through hole that described moved cross beam 500 is provided with and stretch in described stretching cavity 510.When sheet metal stretching is complete, the piston rod of described material returned cylinder extends in described stretching cavity 510, and is pushed up downwards by plate bossing, thus completes the automatic material returning operation of plate.
Described hydraulic press comprises multiple described secondary driving cylinder 300, multiple described secondary driving cylinder 300 is equally spaced be arranged at described main driving cylinder 200 for the center of circle circumferentially.Make described moved cross beam 500 surrounding stressed more even, when sliding along described guiding mechanism 600, not easily because unbalance stress occurs stuck.
Described main driving cylinder 200, built-in fast driving cylinder 400 and secondary driving cylinder 300 are hydraulic jack, described drive system comprises hydraulic control device 800, and described hydraulic control device 800 is connected with described main driving cylinder 200, built-in fast driving cylinder 400 and secondary driving cylinder 300.Hydraulic jack favorable working performance, controllability is high, and application is in the prior art also very extensive, and therefore make the operation of described hydraulic press control more accurate, subsequent maintenance is also convenient.
Its mode of action is: main driving cylinder 200, secondary driving cylinder 300, flanging driving cylinder 720 are fixed in frame 100, on moved cross beam 500, plane is connected with the piston rod of main driving cylinder 200 and the piston rod of secondary driving cylinder 300, stretch out with piston rod or return and move up and down, and carry out guiding accuracy control by guiding mechanism 600; Built-in fast driving cylinder 400, is fixed on the cylinder bottom of main driving cylinder 200, is placed in the piston rod of main driving cylinder 200, and the piston rod of main driving cylinder 200 and fast cylinder can be slided mutually; Material returned cylinder is arranged on piston rod and moved cross beam 500 junction of main driving cylinder 200; Bottom plate 731 lower plane is fixed on the piston rod of flanging driving cylinder 720, stretch out with piston rod or return and move up and down, workbench 710 is also fixed in frame 100, push rod 732 is positioned over plane on bottom plate 731 by the through hole on workbench 710, and move up and down with bottom plate 731, transmit pressure-pad-force, the action of hydraulic press is undertaken controlling, performing by hydraulic control device 800.
When hydraulic press does not work, main driving cylinder 200, secondary driving cylinder 300 and flanging driving cylinder 720 are retracted into corresponding original position, die 910 is fixed on moved cross beam 500 lower plane, and punch 900 is fixed on workbench 710 in plane, and blank holder 733 is placed on push rod 732.Operationally, hydraulic press can arrange different technological actions according to material difference.As when non-ferrous metal plates such as stretching aluminium sheets, hydraulic oil is introduced into the working chamber of built-in fast driving cylinder 400, it is descending that hydraulic press realizes speed no-load and high, during close to workpiece, hydraulic oil enters secondary driving cylinder 300 working chamber simultaneously, the now built-in fast driving cylinder 400 of hydraulic press and secondary driving cylinder 300 logical hydraulic oil simultaneously, quick work when realizing little tonnage is entered to stretch; When ferrous metal plates such as stretching corrosion resistant plates, hydraulic oil is introduced into built-in fast driving cylinder 400 working chamber, it is descending that hydraulic press realizes speed no-load and high, during close to workpiece, hydraulic oil then enters secondary driving cylinder 300 working chamber and main driving cylinder 200 working chamber simultaneously, the now working chamber of the built-in fast driving cylinder 400 of hydraulic press, secondary driving cylinder 300 and main driving cylinder 200 logical hydraulic oil simultaneously, the work at a slow speed when meeting large-tonnage is entered to stretch.
Under new hydraulic press structure, both the function of fast cylinder fast downlink had been remained, again total output of original main driving cylinder 200 is divided into major-minor driving cylinder 300 to export, the large-tonnage of the other materials such as little tonnage Rapid stretching and stainless steel of corresponding aluminium sheet stretches at a slow speed respectively, within the scope of the general acceptable installed power of industry, fast downlink speed >=300mm/s can be reached, Rapid stretching work speed reaches 150 ~ 200mm/s, draw speed 15 ~ 30mm/s at a slow speed, so no matter the other materials such as aluminium sheet stretching or stainless steel are stretched, this hydraulic press can be matched to shape parameter preferably, can improving production efficiency greatly, simultaneously, the crystallized ability of hydraulic press can be made full use of, the use cost performance of effective raising equipment.
Below know-why of the present invention is described in conjunction with specific embodiments.These describe just in order to explain principle of the present invention, and can not be interpreted as limiting the scope of the invention by any way.Based on explanation herein, those skilled in the art does not need to pay performing creative labour can associate other detailed description of the invention of the present invention, and these modes all will fall within protection scope of the present invention.

Claims (7)

1. a multifunctional combination hydraulic press, is characterized in that, comprises frame, main driving cylinder, built-in fast driving cylinder, secondary driving cylinder, moved cross beam, guiding mechanism, workbench, control system, punch and die; Described workbench is fixed on described frame lower end, and described moved cross beam is slided by described guiding mechanism and is located at described frame, and is positioned at directly over described workbench; Described main driving cylinder is fixed on described frame upper end, and its piston rod be provided with is connected with described moved cross beam; Described secondary driving cylinder is located at the outside of described main driving cylinder, and its piston rod be provided with is connected with described moved cross beam; It is inner that described main driving cylinder is located at by described built-in fast driving cylinder, and the cylinder bottom of described main driving cylinder is fixed in its one end, and the other end is connected to the upper end of the piston rod of described main driving cylinder; Described die is located at the upper surface of described workbench or the lower surface of described moved cross beam, and described punch is right against described die and is located at the lower surface of described moved cross beam or the upper surface of described workbench.
2. a kind of multifunctional combination hydraulic press according to claim 1, it is characterized in that, the upper surface of described workbench is located at by described punch, and described die is just located at the lower surface of described walking beam to described punch; Also comprise flanging driving cylinder and blank body; Described blank body comprises bottom plate, push rod and blank holder; Described flanging driving cylinder is fixed on bottom described frame; The upper surface of the piston rod that the lower surface of described bottom plate and described flanging driving cylinder are provided with is fixed, and is positioned at immediately below described workbench; Multiple described push rods are vertically fixed on the upper surface of described bottom plate, and pass from the through hole that described workbench is provided with; Described blank holder is located at described push rod upper surface, and described blank holder is held by multiple described push rod.
3. a kind of multifunctional combination hydraulic press according to claim 2, is characterized in that, be hollow-out parts in the middle part of described blank holder, the upper surface of the workbench immediately below hollow-out parts is located at by described punch.
4. a kind of multifunctional combination hydraulic press according to claim 1, is characterized in that, described die is fixed on immediately below described moved cross beam by supporting construction, and described moved cross beam, described supporting construction and described die surround stretching cavity.
5. a kind of multifunctional combination hydraulic press according to claim 1, is characterized in that, is provided with material returned cylinder in the piston rod of described main driving cylinder, and the piston rod that described material returned cylinder is provided with passes from the through hole that described moved cross beam is provided with and stretches in described stretching cavity.
6. a kind of multifunctional combination hydraulic press according to claim 1, is characterized in that, comprises multiple described secondary driving cylinder, multiple described secondary driving cylinder is equally spaced be arranged at described main driving cylinder for the center of circle circumferentially.
7. a kind of multifunctional combination hydraulic press according to claim 1, it is characterized in that, described main driving cylinder, built-in fast driving cylinder and secondary driving cylinder are hydraulic jack, described drive system comprises hydraulic control device, and described hydraulic control device is connected with described main driving cylinder, built-in fast driving cylinder and secondary driving cylinder.
CN201510827280.8A 2015-11-24 2015-11-24 Multifunctional combined hydraulic machine Pending CN105312384A (en)

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Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105751561A (en) * 2016-05-05 2016-07-13 海安县巨力磁材有限责任公司 Hydraulic machine
CN106180338A (en) * 2016-07-01 2016-12-07 武汉思凯精冲模具有限责任公司 A kind of have the two multifunction hydraulic stamping system to auxiliary power and usings method
CN107900269A (en) * 2017-12-17 2018-04-13 中科聚信洁能热锻装备研发股份有限公司 A kind of combination arrangement of multicylinder hydraulic forging machine and cylinder
CN107984788A (en) * 2017-11-27 2018-05-04 南通锻压设备股份有限公司 A kind of quick pressure setting of high speed stamping hydraulic press
CN109807221A (en) * 2019-04-02 2019-05-28 南通华德锻压机床有限公司 A kind of multifunctional combination hydraulic press
CN109909419A (en) * 2019-04-11 2019-06-21 无锡市前洲西塘锻压有限公司 A kind of ellipse head forging equipment
CN111093961A (en) * 2017-12-25 2020-05-01 株式会社Ihi Hot press device

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CN201455073U (en) * 2009-06-05 2010-05-12 天津市天锻液压有限公司 Single action sheet hot stamping hydraulic machine
CN101712207A (en) * 2009-09-08 2010-05-26 广东工业大学 High performance and energy-saving double-acting hydrostatic press driven by servo motor
CN201728261U (en) * 2010-07-14 2011-02-02 吴火炬 Novel hydraulic sheet metal drawing press
CN201769389U (en) * 2010-07-17 2011-03-23 广东宏兴机械有限公司 Hydraulic press
JP2014144470A (en) * 2013-01-29 2014-08-14 Aida Engineering Ltd Press machine and slide control method of press machine
CN204773760U (en) * 2015-07-08 2015-11-18 无锡鹏德汽车配件有限公司 Novel servo double acting hydraulic drawing press control system of numerical control
CN205200272U (en) * 2015-11-24 2016-05-04 佛山市康思达液压机械有限公司 Many function combination hydraulic press

Patent Citations (8)

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Publication number Priority date Publication date Assignee Title
CN2811980Y (en) * 2003-11-03 2006-08-30 佛山市康思达液压机械有限公司 Stretching machine
CN201455073U (en) * 2009-06-05 2010-05-12 天津市天锻液压有限公司 Single action sheet hot stamping hydraulic machine
CN101712207A (en) * 2009-09-08 2010-05-26 广东工业大学 High performance and energy-saving double-acting hydrostatic press driven by servo motor
CN201728261U (en) * 2010-07-14 2011-02-02 吴火炬 Novel hydraulic sheet metal drawing press
CN201769389U (en) * 2010-07-17 2011-03-23 广东宏兴机械有限公司 Hydraulic press
JP2014144470A (en) * 2013-01-29 2014-08-14 Aida Engineering Ltd Press machine and slide control method of press machine
CN204773760U (en) * 2015-07-08 2015-11-18 无锡鹏德汽车配件有限公司 Novel servo double acting hydraulic drawing press control system of numerical control
CN205200272U (en) * 2015-11-24 2016-05-04 佛山市康思达液压机械有限公司 Many function combination hydraulic press

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105751561A (en) * 2016-05-05 2016-07-13 海安县巨力磁材有限责任公司 Hydraulic machine
CN106180338A (en) * 2016-07-01 2016-12-07 武汉思凯精冲模具有限责任公司 A kind of have the two multifunction hydraulic stamping system to auxiliary power and usings method
CN106180338B (en) * 2016-07-01 2018-08-24 武汉思凯精冲模具有限责任公司 It is a kind of that there are two multifunction hydraulic stamping systems and application method to auxiliary power
CN107984788A (en) * 2017-11-27 2018-05-04 南通锻压设备股份有限公司 A kind of quick pressure setting of high speed stamping hydraulic press
CN107900269A (en) * 2017-12-17 2018-04-13 中科聚信洁能热锻装备研发股份有限公司 A kind of combination arrangement of multicylinder hydraulic forging machine and cylinder
CN111093961A (en) * 2017-12-25 2020-05-01 株式会社Ihi Hot press device
CN109807221A (en) * 2019-04-02 2019-05-28 南通华德锻压机床有限公司 A kind of multifunctional combination hydraulic press
CN109909419A (en) * 2019-04-11 2019-06-21 无锡市前洲西塘锻压有限公司 A kind of ellipse head forging equipment
CN109909419B (en) * 2019-04-11 2020-07-17 无锡市前洲西塘锻压有限公司 Forging and pressing equipment for oval end socket

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Application publication date: 20160210