CN104553014A - Hydraulic modification mechanism for dual-disk friction press - Google Patents
Hydraulic modification mechanism for dual-disk friction press Download PDFInfo
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- CN104553014A CN104553014A CN201310471650.XA CN201310471650A CN104553014A CN 104553014 A CN104553014 A CN 104553014A CN 201310471650 A CN201310471650 A CN 201310471650A CN 104553014 A CN104553014 A CN 104553014A
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- Prior art keywords
- servo
- slide block
- symmetrical
- piston
- cylinder
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B1/00—Presses, using a press ram, characterised by the features of the drive therefor, pressure being transmitted directly, or through simple thrust or tension members only, to the press ram or platen
- B30B1/18—Presses, using a press ram, characterised by the features of the drive therefor, pressure being transmitted directly, or through simple thrust or tension members only, to the press ram or platen by screw means
- B30B1/23—Presses, using a press ram, characterised by the features of the drive therefor, pressure being transmitted directly, or through simple thrust or tension members only, to the press ram or platen by screw means operated by fluid-pressure means
Abstract
The invention discloses a hydraulic modification mechanism for a dual-disk friction press. Compared with the modification of an electric screw press by using switch reluctance, the modification of the dual-disk friction press by using the hydraulic modification mechanism has the advantages that the electricity saving effect is doubled, and the modification cost is reduced by 50%. The hydraulic modification mechanism comprises a machine body (1), an inner cylinder (6), an inner piston (7), a flange (8) below a cross beam of the machine body, a sliding block gland (9) and a sliding block (10), and is characterized in that an outer piston (14) is arranged in the flange (8) below the cross beam of the machine body; two servo pressing blocks (15) which are symmetrical with respect to each other and two servo oil cylinders (17) which are symmetrical with respect to each other are arranged on the sliding block gland (9); two servo pistons (18) which are symmetrical with respect to each other and a servo pressing block (15) are glidingly connected with the sliding block gland (9); each servo piston (18) is glidingly connected with the corresponding servo oil cylinder (17); the servo oil cylinders (17) are fixedly connected with the sliding block gland (9).
Description
Technical field:
The present invention relates to a kind of double disk friction screw press hydraulic pressure repacking mechanism, is a kind of special mechanism double disk friction screw press being carried out to hydraulic pressure repacking.
Background technology
Double disk friction screw press only has 30% due to transmission efficiency, is the eliminating of outmoded products that Chinese government's explicit order manufactures again, but because nowadays the reason of history still has nearly 30,000 double disk friction screw press to use in workshop, various places everyday.Therefore must reequip these 30,000 double disk friction screw press and significantly save electric energy to improving its efficiency and its manual operation fallen behind is changed into digitization procedure operation.Current China has started to reequip double disk friction screw press, it is by China ZL200820015356.2 patent that current method of modifying mainly contains two: first method of modifying, utilize switched reluctance machines to repack electric screw press (be called for short electricity change) into later but there is the severe friction lot of energy between its bolt and nut during compressor operation after the repacking of this method and exist phenomenon that its flywheel must reverse when slide block return also consumed energy therefore electricity change power savings and only have 30%, second method of modifying China ZL201220379100.6 patent: double disk friction screw press hydraulic pressure conversion apparatus patent carries out hydraulic pressure repacking to double disk friction screw press, but only have an inner casing in the structure of this patent, during compressor operation, pressure is inadequate, technological requirement can not be completed.
Summary of the invention
The object of this invention is to provide a kind of double disk friction screw press hydraulic pressure repacking mechanism to make to reequip rear power savings and can reach 50% and the double disk friction screw press hydraulic pressure repacking mechanism that the pressure larger than former machine can complete technological requirement completely can be produced.
Summary of the invention of the present invention is achieved in that
Prefill valve (2) fuselage (1) is equipped with, topping up cylinder (3), prefill valve control oil pipe (4), drain line (5), inner casing (6), inner carrier (7), fuselage crossbeam lower flange (8), slide block gland (9), with slide block (10), slide block gland (9) loads outer piston (14) in fuselage crossbeam lower flange (8), slide block gland (9) is equipped with the symmetrical servo briquetting (15) of two pieces and two symmetrical servo-cylinders (17), servo-cylinder seat (16) and the symmetrical servo piston (18) of two pieces, servo piston (18) is fixedly connected with servo briquetting (15).Outer piston (14) is slidably connected with fuselage crossbeam lower flange (8), servo briquetting (15) is slidably connected with slide block gland (9), servo piston (18) is slidably connected with servo-cylinder (17), servo-cylinder (17) is fixedly connected with slide block gland (9) and is fixedly connected with servo-cylinder seat (16).
Structure of the present invention, compared with " electricity changes ", does not have the severe friction between screw rod servo-cylinder (17), nut, does not have flywheel bow tie so double structure of the present invention than " electricity changes " power savings and be enough to meet technological requirement because inner carrier (7) when many outer shells (8) and outer piston (14) work and outer piston (14) press to the large gross pressure of the simple inner carrier of slide block (10) pressure ratio by slide block gland (8) simultaneously compared with the structure of ZL201220379100.6 patent during compressor operation.
[0007] accompanying drawing explanation
Fig. 1 is overall construction drawing of the present invention.
Fig. 2 is outer cylinder structure of the present invention and servo structure figure.
Fig. 3 is hydraulic control figure of the present invention.
Below in conjunction with Fig. 1, Fig. 2, Fig. 3, structure of the present invention is described
Prefill valve (2) fuselage (1) is equipped with, topping up cylinder (3), prefill valve control oil pipe (4), drain line (5), inner casing epicoele oil pipe (11) accumulator (12) accumulator control valve (13), inner casing (6), inner carrier (7), flange (8) is housed under fuselage crossbeam, slide block (10), slide block gland (9) and outer piston (14) is also housed in fuselage crossbeam lower flange (8), slide block gland (9) is also equipped with the servo briquetting (15) that two pieces is symmetrical, servo-cylinder seat (16), and the servo-cylinder that two pieces is symmetrical (17), the servo piston (18) that two pieces is symmetrical, outer piston (14) and fuselage crossbeam lower flange (8) are slidably connected, servo briquetting (15) and slide block gland (9) are slidably connected, servo piston (18) and servo-cylinder (17) are slidably connected, servo briquetting (15) and slide block gland (9) are slidably connected.
[006] structure of the present invention is compared with " electricity changes ", there is no the severe friction between screw rod, nut during compressor operation, there is no flywheel bow tie, so double than " electricity changes " power savings, structure of the present invention compared with the structure of ZL201220379100.6 patent because inner carrier (7) and outer piston (14) when many outer shells (8) and outer piston (14) work press to slide block (10) so overall pressure ratio the latter is enough to greatly meet technological requirement by slide block gland (8) simultaneously.
Prefill valve (2) fuselage (1) is equipped with, topping up cylinder (3), prefill valve control oil pipe (4), drain line (5), inner casing (6), inner carrier (7), flange (8) is housed below fuselage crossbeam, slide block (10), slide block gland (9) and outer piston (14) is also housed in fuselage crossbeam lower flange (8), defining its logical hydraulic fluid port of outer piston upper oil cavitie (20) between fuselage crossbeam lower flange (8) with outer piston (14) is that (19) it also have the cavity of resorption of inner carrier (7) lead to hydraulic fluid port (21) to be fixedly connected with slide block gland (9) at slide block gland (9) inner carrier (7), and slide block gland (9) is also equipped with the symmetrical servo briquetting (15) of two pieces and the symmetrical servo-cylinder (17) of two pieces, the servo piston (18) that two pieces is symmetrical, outer piston (14) and fuselage crossbeam lower flange (8) are slidably connected, servo briquetting (15) and slide block gland (9) are slidably connected, inner carrier (7) is fixedly connected with slide block gland (9), and servo-cylinder seat (16) is fixedly connected with slide block gland (9), is fixedly connected with servo-cylinder (17), servo-cylinder (17) and servo piston (18) are slidably connected.
Fig. 3 is hydraulic control figure of the present invention, sequence number (22) is inner casing (6) upper lower oil cavitie turnover oil control valve, sequence number (23) is the turnover oil reversal valve defining outer piston upper oil cavitie (20) between flange (8) and outer piston (14), sequence number (24), (25) are the turnover oil reversal valve of two two symmetrical servo-cylinders (17) respectively, are connected to check valve (26), overflow valve (29), motor (28) with oil pump (27).
Specific embodiments:
When after motor (28) energising, the oil that oil pump (27) pumps is through check valve (26), reversal valve (22) and inner casing epicoele oil pipe (11) enter inner casing (6) and inner carrier (7) are pushed away downwards, because inner carrier (7) to be fixedly connected with so slide block (10) also moves downward oil that oil pump (27) pumps through check valve (26) and reversal valve (24) with slide block gland, the oil that oil pump (27) pumps when slide block (10) moves to lower initial point is through check valve (26) and reversal valve (24), (25), enter the center by servo piston (18), two symmetrical servo briquettings (15) being pushed rapidly to slide block (10) in two symmetrical servo-cylinders (17), and meanwhile the oil that pumps of oil pump (27) enters oil pocket (20) through check valve (26) and the logical hydraulic fluid port (19) of reversal valve (23) and makes outer piston (14) and inner carrier (7) press to the downward operating pressure that slide block adds slide block (10) simultaneously.After the suppression process of slide block (10) completes, electric system makes reversal valve (24), (25) (22) so commutation at once makes the upper oil cavitie of interior outer piston all lead to fuel tank slide block (10) meanwhile pressure oil enters inner carrier (7) cavity of resorption from logical hydraulic fluid port (21) that is not then stressed that inner carrier (7) and slide block (10) are risen, outer piston (14) pushed home the while of servo briquetting (15) also rise while slide block (10) rises.A working cycles of the present invention that Here it is.
Claims (1)
1. a double disk friction screw press hydraulic pressure repacking mechanism, it comprises fuselage (1), prefill valve (2), topping up cylinder (3), prefill valve control oil pipe (4), drain line (5), inner casing (6), inner carrier (7), fuselage crossbeam lower flange (8), slide block gland (9), with slide block (10), slide block gland (9) is characterized in that loading outer piston (14) in fuselage crossbeam lower flange (8), slide block gland (9) is equipped with the symmetrical servo briquetting (15) of two pieces and the symmetrical servo-cylinder (17) of two pieces, the servo piston (18) that two pieces is symmetrical, outer piston (14) and fuselage crossbeam lower flange (8) are slidably connected, servo briquetting (15) and slide block gland (9) are slidably connected, servo piston (18) servo-cylinder (17) is slidably connected, servo-cylinder (17) is fixedly connected with slide block gland (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310471650.XA CN104553014B (en) | 2013-10-11 | 2013-10-11 | Hydraulic modification mechanism for dual-disk friction press |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310471650.XA CN104553014B (en) | 2013-10-11 | 2013-10-11 | Hydraulic modification mechanism for dual-disk friction press |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104553014A true CN104553014A (en) | 2015-04-29 |
| CN104553014B CN104553014B (en) | 2017-05-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310471650.XA Expired - Fee Related CN104553014B (en) | 2013-10-11 | 2013-10-11 | Hydraulic modification mechanism for dual-disk friction press |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104553014B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6233097A (en) * | 1985-08-05 | 1987-02-13 | Mitsuishi Fukai Tekkosho:Kk | Screw press device |
| JP2001340997A (en) * | 2000-06-01 | 2001-12-11 | Mitsuishi Fukai Tekkosho:Kk | Pressure forming method |
| JP2002336996A (en) * | 2001-05-11 | 2002-11-26 | Mitsuishi Fukai Tekkosho:Kk | Compression molding machine |
| CN2638975Y (en) * | 2003-01-03 | 2004-09-08 | 华中科技大学 | Screw press |
| CN102784842A (en) * | 2012-07-27 | 2012-11-21 | 平阳县力奇液压机械制造有限公司 | Drawing die |
| CN202805683U (en) * | 2012-08-02 | 2013-03-20 | 张华隆 | Hydraulic pressure refitting device of double-disk friction screw press |
| CN103170565A (en) * | 2013-03-07 | 2013-06-26 | 西安交通大学 | Direct drive type stroke control pressurizing type hydraulic machine of oil-less pump alternating current servo motor |
| CN203580160U (en) * | 2013-10-11 | 2014-05-07 | 张华隆 | Hydraulic refitting mechanism of double-disk friction screw press |
-
2013
- 2013-10-11 CN CN201310471650.XA patent/CN104553014B/en not_active Expired - Fee Related
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6233097A (en) * | 1985-08-05 | 1987-02-13 | Mitsuishi Fukai Tekkosho:Kk | Screw press device |
| JP2001340997A (en) * | 2000-06-01 | 2001-12-11 | Mitsuishi Fukai Tekkosho:Kk | Pressure forming method |
| JP2002336996A (en) * | 2001-05-11 | 2002-11-26 | Mitsuishi Fukai Tekkosho:Kk | Compression molding machine |
| CN2638975Y (en) * | 2003-01-03 | 2004-09-08 | 华中科技大学 | Screw press |
| CN102784842A (en) * | 2012-07-27 | 2012-11-21 | 平阳县力奇液压机械制造有限公司 | Drawing die |
| CN202805683U (en) * | 2012-08-02 | 2013-03-20 | 张华隆 | Hydraulic pressure refitting device of double-disk friction screw press |
| CN103170565A (en) * | 2013-03-07 | 2013-06-26 | 西安交通大学 | Direct drive type stroke control pressurizing type hydraulic machine of oil-less pump alternating current servo motor |
| CN203580160U (en) * | 2013-10-11 | 2014-05-07 | 张华隆 | Hydraulic refitting mechanism of double-disk friction screw press |
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| Publication number | Publication date |
|---|---|
| CN104553014B (en) | 2017-05-10 |
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