CN103978724A - Die-filling height adjusting device for modularized pressing machine - Google Patents
Die-filling height adjusting device for modularized pressing machine Download PDFInfo
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- CN103978724A CN103978724A CN201410221955.XA CN201410221955A CN103978724A CN 103978724 A CN103978724 A CN 103978724A CN 201410221955 A CN201410221955 A CN 201410221955A CN 103978724 A CN103978724 A CN 103978724A
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Abstract
The invention discloses a die-filling height adjusting device for a modularized pressing machine. Screws of nut and screw adjusting mechanisms are in threaded matched connection with a nut. The screws are provided with driving chain wheels, the nut and a hydraulic cylinder barrel form a hydraulic cylinder, four groups of nut and screw adjusting mechanisms are arranged between a lower connecting plate of a working table and a mounting base plate, the hydraulic cylinder barrel of the nut and screw adjusting mechanisms is fixedly connected with an intermediate supporting plate, a hydraulic motor is arranged on the lower connecting plate of the working table, a wrap angle chain wheel and a tensioning chain wheel are arranged on the mounting base plate, and a motor chain wheel of the hydraulic motor and other chain wheels are positioned on the same height. The wrap angle chain wheel, the tensioning chain wheel, the motor chain wheel of the hydraulic motor and the chain wheels on the screws are connected through chains, and the upper end face of the lower connecting plate of the working table is provided with the working table. The die-filling height adjusting device is separated from a sliding block, the weight of the sliding block is reduced, the height of a die is adjusted by adjusting the height of the working table, and the device is independently installed on a base and is convenient to debug, install, use and maintain and suitable for pressing machines which are of any structure.
Description
Technical field
The invention belongs to press technologies field, particularly a kind of modularization press die-filling height adjusting device.
Background technology
In existing technology, forcing press regulates height of packing compact to mainly contain three kinds, and a kind of is that governor motion is placed in slide block, adopts worm and gear to drive ball screw motion, and the distance between micro-adjusting slider and bent axle, reaches the object that regulates height of packing compact.This scheme causes the quality of adjusting device to be placed in completely on moving component, and along with the raising of forcing press rotating speed, it is large that the inertia force of movement parts becomes, and vibration is difficult to control, and has a strong impact on the dynamic accuracy of forcing press, brings very large restriction to the high speed of forcing press.In addition, the machining on spherical end of ball screw difficulty, machining accuracy is difficult to assurance, and the dynamic accuracy impact on lathe after bulb wearing and tearing is larger, and later stage maintenanceability is poor; The second is that structure installation, maintenance is more difficult by regulating the mode of fuselage height to regulate height of packing compact, having reduced the rigidity of fuselage.The third is that governor motion is placed on base, by regulating the mode of counterdie to reach the demand that height of packing compact regulates, this scheme can alleviate the weight of moving component, reduce its motion inertia force, there is the invention disclosed patent United States of this type of mechanism both at home and abroad, 5398601, but this arrangement works platform and bed die weight all act on drive nut.Nut radial end face should rotate by seal pressure oil again, has the risk of poor sealing leakage of oil.Screw rod guiding is shorter, and screw rod lifting capacity when excessive cantilever longer, screw rod is unstable, affects its degree of regulation.In addition, patent does not provide concrete arrangement, and sprocket wheel is contained on nut has increased sprocket wheel external diameter, has reduced the material space that of workbench bottom, the actual inconvenience of using.
Summary of the invention
The object of the present invention is to provide a kind of whole mechanism can being separated from slide block, alleviated the weight of slide block, can realize by the mode of adjusting operating platform height the adjusting of mold height, whole device independent is installed on base, debugging, installation, use, easy to maintenance, and be applicable to the modularization press die-filling height adjusting device of any structural pressure machine.
The technical solution that realizes the object of the invention is:
A modularization press die-filling height adjusting device, comprises mounting base, nut-screw governor motion, hydraulic motor, tightener sprocket, workbench lower connecting plate, workbench, intermediate support plate and cornerite sprocket wheel; Wherein, nut-screw governor motion comprises sprocket wheel, screw rod, nut, bottom end cover sealing ring, hydraulic cylinder upper end cover, hydraulic cylinder bottom end cover, Barrel of Hydraulic Cylinders, upper end cover sealing ring, piston packing and screw rod mount pad; Screw rod and the nut thread of nut-screw governor motion are connected, on screw rod, be provided with drive sprocket, nut and Barrel of Hydraulic Cylinders form hydraulic cylinder, on the periphery of nut, be provided with annular protrusion, annular protrusion matches with the annular groove in Barrel of Hydraulic Cylinders, and can be in annular groove along the axially-movable of Barrel of Hydraulic Cylinders, nut and Barrel of Hydraulic Cylinders seal by hydraulic cylinder upper end cover and hydraulic cylinder bottom end cover and bottom end cover sealing ring and upper end cover sealing ring, and hydraulic cylinder upper end cover and hydraulic cylinder bottom end cover coordinate with nut guiding; Four groups of nut-screw governor motions are arranged between workbench lower connecting plate and mounting base, wherein the nut of nut-screw governor motion and workbench lower connecting plate are connected, the screw rod of nut-screw governor motion is arranged on mounting base by screw rod mount pad, and screw rod and screw rod mount pad are rotatably assorted; Intermediate support plate is arranged between workbench lower connecting plate and mounting base, intermediate support plate and mounting base are connected, Barrel of Hydraulic Cylinders and the intermediate support plate of nut-screw governor motion are connected, hydraulic motor is arranged on workbench lower connecting plate, cornerite sprocket wheel and tightener sprocket are arranged on mounting base, the motor sprocket of hydraulic motor follows other sprocket wheel in sustained height, the motor sprocket of cornerite sprocket wheel, tightener sprocket, hydraulic motor is connected by chain with the sprocket wheel on screw rod, and the upper surface of workbench lower connecting plate arranges workbench.
The present invention compared with prior art, its remarkable advantage:
(1) the present invention and press motion parts are independently opened, and reduce the inertia force of forcing press running, reduce its vibration, for forcing press high speed provides advantage.
(2) whole device independent of the present invention is installed on base, debugging, installation, use, easy to maintenance.
(3) the present invention adopts the structure of two-way hydraulic cylinder, can offset on the one hand the weight of workbench and bed die in adjustment process, alleviates and regulates required driving force, easy to adjust; On the other hand, in the forcing press course of work, hydraulic cylinder can be eliminated bolt and nut gap, locking nut, position stability while making workbench withstand shocks load.
(4) end cap of the present invention has guide effect, can guarantee the stable of adjustment process.
(5) sprocket wheel of the present invention is connected on rotating screw bolt, and sprocket wheel external diameter is less, leaves enough material spaces that goes out, easy to use.
Below in conjunction with accompanying drawing, the present invention is described in further detail.
Accompanying drawing explanation
Fig. 1 is the structural representation of modularization press die-filling height adjusting device of the present invention.
Fig. 2 is the stereogram of modularization press die-filling height adjusting device of the present invention.
Fig. 3 is the cutaway view of modularization press die-filling height adjusting device of the present invention.
The specific embodiment
A kind of modularization press die-filling height of the present invention adjusting device, comprises mounting base 1, nut-screw governor motion 2, hydraulic motor 3, tightener sprocket 4, workbench lower connecting plate 5, workbench 6, intermediate support plate 7 and cornerite sprocket wheel 8, wherein, nut-screw governor motion 2 comprises sprocket wheel 2-1, screw rod 2-2, nut 2-3, bottom end cover sealing ring 2-4, hydraulic cylinder upper end cover 2-5, hydraulic cylinder bottom end cover 2-6, Barrel of Hydraulic Cylinders 2-7, upper end cover sealing ring 2-8, piston packing 2-9 and screw rod mount pad 2-10, the screw rod 2-2 of nut-screw governor motion 2 is connected with nut 2-3 threaded engagement, on screw rod 2-2, be provided with drive sprocket, nut 2-3 and Barrel of Hydraulic Cylinders 2-7 form hydraulic cylinder, on the periphery of nut 2-3, be provided with annular protrusion, annular protrusion matches with the annular groove in Barrel of Hydraulic Cylinders 2-7, and can be in annular groove along the axially-movable of Barrel of Hydraulic Cylinders 2-7, nut 2-3 and Barrel of Hydraulic Cylinders 2-7 seal by hydraulic cylinder upper end cover 2-5 and hydraulic cylinder bottom end cover 2-6 and bottom end cover sealing ring 2-4 and upper end cover sealing ring 2-8, and hydraulic cylinder upper end cover 2-5 and hydraulic cylinder bottom end cover 2-6 coordinate with nut 2-3 guiding, four groups of nut-screw governor motions 2 are arranged between workbench lower connecting plate 5 and mounting base 1, wherein the nut 2-3 of nut-screw governor motion 2 and workbench lower connecting plate 5 are connected, the screw rod 2-2 of nut-screw governor motion 2 is arranged on mounting base 1 by screw rod mount pad 2-10, and screw rod 2-2 and screw rod mount pad 2-10 are rotatably assorted, intermediate support plate 7 is arranged between workbench lower connecting plate 5 and mounting base 1, intermediate support plate 7 and mounting base 1 are connected, Barrel of Hydraulic Cylinders 2-7 and the intermediate support plate 7 of nut-screw governor motion 2 are connected, hydraulic motor 3 is arranged on workbench lower connecting plate 5, cornerite sprocket wheel 8 and tightener sprocket 4 are arranged on mounting base 1, the motor sprocket of hydraulic motor 3 follows other sprocket wheel in sustained height, cornerite sprocket wheel 8, tightener sprocket 4, the motor sprocket of hydraulic motor 3 is connected by chain with the sprocket wheel on screw rod 2-2, the upper surface of workbench lower connecting plate 5 arranges workbench 6.
Workbench lower connecting plate 5 is connected by the screw through mounting hole on workbench lower connecting plate 5 with nut 2-3.
Hydraulic motor 3 is all connected with intermediate support plate 7 by screw with Barrel of Hydraulic Cylinders 2-7.
In annular protrusion on the periphery of nut 2-3 and Barrel of Hydraulic Cylinders 2-7, between annular groove, sealing ring is set.
Owing to needing the horizontal level of four nut 2-3 of rotation debugging before installment work platform lower connecting plate 5, therefore, the screw of the nut 2-3 that is connected rotates along with nut 2-3 rotation, and therefore, the screw hole on workbench lower connecting plate 5 need adopt mounting hole.
According to described above, device is installed, has been debugged,
Nut 2-3 and Barrel of Hydraulic Cylinders 2-7 form hydraulic cylinder, and between the annular protrusion on the periphery of nut 2-3 and hydraulic cylinder upper end cover 2-5, form epicoele, and form cavity of resorption between hydraulic cylinder bottom end cover 2-6,
In the time of need to adjusting height of packing compact position, control hydraulic cylinder hydraulic control valve, by the pressure oil off-load in hydraulic cylinder epicoele, charged pressure oil in cavity of resorption, the load of pressure machine oil is enough to offset most of weight of workbench 6 and bed die, but can not surpass its weight again, the gap direction of nut 2-3 and screw rod 2-2 is not changed.Then primer fluid pressure motor 3, and hydraulic motor 3 drives sprocket rotation, thereby screw rod 2-2 rotates, and nut 2-3 moves up and down, adjusting operating platform 6 upper-lower positions.After adjusting puts in place, the off-load of hydraulic cylinder cavity of resorption, is filled with hydraulic oil in epicoele, and screw rod 2-2 and nut 2-3 is locked, and screw rod 2-2 is tightly pressed in mounting seat 1, and the alternate load in punching course can not cause the movement of workbench 6 positions.In adjustment process, the gap of screw rod 2-2 and nut 2-3 is the side in gravity direction always, regulate precisely, and the locked front and back of hydraulic pressure, workbench 6 positions can not change because of the tuning in nut 2-3 and screw rod 2-2 gap.
Claims (4)
1. a modularization press die-filling height adjusting device, is characterized in that: comprise mounting base (1), nut-screw governor motion (2), hydraulic motor (3), tightener sprocket (4), workbench lower connecting plate (5), workbench (6), intermediate support plate (7) and cornerite sprocket wheel (8), wherein, nut-screw governor motion (2) comprises sprocket wheel (2-1), screw rod (2-2), nut (2-3), bottom end cover sealing ring (2-4), hydraulic cylinder upper end cover (2-5), hydraulic cylinder bottom end cover (2-6), Barrel of Hydraulic Cylinders (2-7), upper end cover sealing ring (2-8), piston packing (2-9) and screw rod mount pad (2-10), the screw rod (2-2) of nut-screw governor motion (2) is connected with nut (2-3) threaded engagement, on screw rod (2-2), be provided with drive sprocket, nut (2-3) forms hydraulic cylinder with Barrel of Hydraulic Cylinders (2-7), on the periphery of nut (2-3), be provided with annular protrusion, annular protrusion matches with the annular groove in Barrel of Hydraulic Cylinders (2-7), and can be in annular groove along the axially-movable of Barrel of Hydraulic Cylinders (2-7), nut (2-3) passes through hydraulic cylinder upper end cover (2-5) and hydraulic cylinder bottom end cover (2-6) and bottom end cover sealing ring (2-4) and upper end cover sealing ring (2-8) sealing with Barrel of Hydraulic Cylinders (2-7), and hydraulic cylinder upper end cover (2-5) and hydraulic cylinder bottom end cover (2-6) coordinate with nut (2-3) guiding, four groups of nut-screw governor motions (2) are arranged between workbench lower connecting plate (5) and mounting base (1), wherein the nut (2-3) of nut-screw governor motion (2) is connected with workbench lower connecting plate (5), the screw rod (2-2) of nut-screw governor motion (2) is arranged on mounting base (1) by screw rod mount pad (2-10), and screw rod (2-2) is rotatably assorted with screw rod mount pad (2-10), intermediate support plate (7) is arranged between workbench lower connecting plate (5) and mounting base (1), intermediate support plate (7) and mounting base (1) are connected, the Barrel of Hydraulic Cylinders (2-7) of nut-screw governor motion (2) is connected with intermediate support plate (7), hydraulic motor (3) is arranged on workbench lower connecting plate (5), cornerite sprocket wheel (8) and tightener sprocket (4) are arranged on mounting base (1), the motor sprocket of hydraulic motor (3) follows other sprocket wheel in sustained height, cornerite sprocket wheel (8), tightener sprocket (4), the motor sprocket of hydraulic motor (3) is connected by chain with the sprocket wheel on screw rod (2-2), the upper surface of workbench lower connecting plate (5) arranges workbench (6).
2. modularization press die-filling height adjusting device according to claim 1, is characterized in that: described workbench lower connecting plate (5) is connected by the screw through the upper mounting hole of workbench lower connecting plate (5) with nut (2-3).
3. modularization press die-filling height adjusting device according to claim 1, is characterized in that: described hydraulic motor (3) is all connected with intermediate support plate (7) by screw with Barrel of Hydraulic Cylinders (2-7).
4. modularization press die-filling height adjusting device according to claim 1, is characterized in that: between the annular protrusion on the periphery of described nut (2-3) and the interior annular groove of Barrel of Hydraulic Cylinders (2-7), sealing ring is set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410221955.XA CN103978724B (en) | 2014-05-23 | 2014-05-23 | Modular pressure machine die-filling height regulating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410221955.XA CN103978724B (en) | 2014-05-23 | 2014-05-23 | Modular pressure machine die-filling height regulating device |
Publications (2)
| Publication Number | Publication Date |
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| CN103978724A true CN103978724A (en) | 2014-08-13 |
| CN103978724B CN103978724B (en) | 2016-07-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410221955.XA Active CN103978724B (en) | 2014-05-23 | 2014-05-23 | Modular pressure machine die-filling height regulating device |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105538762A (en) * | 2015-12-14 | 2016-05-04 | 江苏华海钢结构有限公司 | Toggle type straightening press machine |
| CN110406154A (en) * | 2019-08-29 | 2019-11-05 | 一重集团天津重工有限公司 | A kind of Press Slider component function test method |
| CN110842880A (en) * | 2019-12-09 | 2020-02-28 | 徐州欧百瑞智能设备有限公司 | Modular intelligent special-shaped part operating platform |
| CN115835952A (en) * | 2020-08-11 | 2023-03-21 | 尤尼弗莱克斯-液压有限责任公司 | Radial press |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2516526A1 (en) * | 1975-04-15 | 1976-10-28 | Maschinenbaugesellschaft Mbh | Hydraulic press with resiliently mounted lower plate - has hydraulic or pneumatic cylinder supporting lower plate |
| US5285722A (en) * | 1992-11-16 | 1994-02-15 | The Minster Machine Company | Press shutheight adjustment using hydraulic tie rod assemblies |
| US5398601A (en) * | 1993-04-20 | 1995-03-21 | The Minster Machine Company | Press shutheight adjustment in motion mechanism |
| JPH1071492A (en) * | 1996-08-28 | 1998-03-17 | Fuji Oozx Inc | Screw press device |
| CN201309275Y (en) * | 2008-11-17 | 2009-09-16 | 扬州锻压机床集团有限公司 | Lower die height adjuster |
-
2014
- 2014-05-23 CN CN201410221955.XA patent/CN103978724B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2516526A1 (en) * | 1975-04-15 | 1976-10-28 | Maschinenbaugesellschaft Mbh | Hydraulic press with resiliently mounted lower plate - has hydraulic or pneumatic cylinder supporting lower plate |
| US5285722A (en) * | 1992-11-16 | 1994-02-15 | The Minster Machine Company | Press shutheight adjustment using hydraulic tie rod assemblies |
| US5398601A (en) * | 1993-04-20 | 1995-03-21 | The Minster Machine Company | Press shutheight adjustment in motion mechanism |
| JPH1071492A (en) * | 1996-08-28 | 1998-03-17 | Fuji Oozx Inc | Screw press device |
| CN201309275Y (en) * | 2008-11-17 | 2009-09-16 | 扬州锻压机床集团有限公司 | Lower die height adjuster |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105538762A (en) * | 2015-12-14 | 2016-05-04 | 江苏华海钢结构有限公司 | Toggle type straightening press machine |
| CN110406154A (en) * | 2019-08-29 | 2019-11-05 | 一重集团天津重工有限公司 | A kind of Press Slider component function test method |
| CN110842880A (en) * | 2019-12-09 | 2020-02-28 | 徐州欧百瑞智能设备有限公司 | Modular intelligent special-shaped part operating platform |
| CN110842880B (en) * | 2019-12-09 | 2023-05-30 | 徐州欧百瑞智能设备有限公司 | Modularized intelligent abnormal part operation platform |
| CN115835952A (en) * | 2020-08-11 | 2023-03-21 | 尤尼弗莱克斯-液压有限责任公司 | Radial press |
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| Publication number | Publication date |
|---|---|
| CN103978724B (en) | 2016-07-06 |
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