CN106079516A - High-speed and energy-saving hydraulic press - Google Patents
High-speed and energy-saving hydraulic press Download PDFInfo
- Publication number
- CN106079516A CN106079516A CN201610668508.8A CN201610668508A CN106079516A CN 106079516 A CN106079516 A CN 106079516A CN 201610668508 A CN201610668508 A CN 201610668508A CN 106079516 A CN106079516 A CN 106079516A
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- CN
- China
- Prior art keywords
- cylinder
- oil
- master cylinder
- crossbeam
- speed
- 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.)
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Classifications
-
- 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
- B30B1/32—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 plungers under fluid pressure
- B30B1/34—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 plungers under fluid pressure involving a plurality of plungers acting on the platen
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B15/00—Details of, or accessories for, presses; Auxiliary measures in connection with pressing
- B30B15/16—Control arrangements for fluid-driven presses
- B30B15/18—Control arrangements for fluid-driven presses controlling the reciprocating motion of the ram
- B30B15/20—Control arrangements for fluid-driven presses controlling the reciprocating motion of the ram controlling the speed of the ram, e.g. the speed of the approach, pressing or return strokes
Abstract
The invention discloses a kind of high-speed and energy-saving hydraulic press, install master cylinder and side cylinder on upper beam, side cylinder is positioned at the both sides of master cylinder, and side cylinder and master cylinder are plunger case, and the pressure of two side cylinders is equal, and the pressure of master cylinder is more than or equal to the pressure sum of two side cylinders；Being equipped with lift cylinder between each side cylinder and master cylinder, the plunger of lift cylinder is connected with crossbeam, and the lateral symmetry in each lift cylinder arranges pull bar, and the upper end of pull bar is connected with crossbeam, after the lower end of pull bar passes upper beam, is connected with slide block.The independent oil-feed of master cylinder or master cylinder and the oil-feed simultaneously of side cylinder can be selected when the present invention suppresses, meet the needs of different compacting situation；Being thered is provided power by two lift cylinder during backhaul of the present invention, opening speed is constant, it can be ensured that backhaul keeps stable, at a high speed.The opening speed of the present invention brings up to 550mm/s, and downstream rate can bring up to 500 700mm/s, and pressing speed brings up to 40 100mm/s, yield adjustable height more than 40%.
Description
Technical field
The invention belongs to technical field of pressing machine, specifically, particularly to a kind of high-speed and energy-saving hydraulic press.
Background technology
Hydraulic press is a kind of to utilize hydrostatic pressure to process the machinery of the goods such as metal, plastics, rubber, timber, powder.
It is usually used in pressing process and block pressing forming process, such as: forging and stamping, punching press, cold-extruded, alignment, bending, flange, process of sheet drawing, powder
Metallurgical, press-fit etc..Existing great tonnage hydraulic machine typically uses three hydraulic cylinders as power source, and middle one is plunger
Cylinder, both sides for piston rod.During slide block down, three cylinders work together, and slide block backhaul provides by both sides piston cylinder cavity of resorption oil-feed
Power, middle plunger case is inoperative, and the most descending and opening speed is 200-400mm/s, and pressing speed is 15-30mm/
S, pressing speed, work efficiency and yield have great room for promotion.
Summary of the invention
Because the above-mentioned deficiency of prior art, the technical problem to be solved is to provide a kind of high-speed and energy-saving
Hydraulic press.
Technical scheme is as follows: a kind of high-speed and energy-saving hydraulic press, installs master cylinder and side cylinder, cylinder position, side on upper beam
In the both sides of master cylinder, side cylinder and master cylinder are all connected with the slide block below upper beam, it is characterised in that: described side cylinder and master cylinder are post
Plug cylinder, the pressure of two side cylinders is equal, and the pressure of described master cylinder is more than or equal to the pressure sum of two side cylinders；On described upper beam
Arranging the first manifold valve and the second manifold valve, the oil-in of the first manifold valve is connected by oil pipe and the first oil pump group, and first converges
The oil-out of collection valve is connected by the first interface of oil pipe and the first three way cock, and the oil-in of described second manifold valve is by oil
Pipe is connected with the second oil pump group, and the oil-out of the second manifold valve is connected by second interface of oil pipe and the first three way cock, the
3rd interface of one three way cock is connected with the oil-in of main valve by oil pipe, and the oil-out of described main valve passes through oil pipe and single cylinder
The oil-in of reversal valve connects, and the first oil-out of single cylinder reversal valve is connected with the oil-in of master cylinder by oil pipe, and single cylinder commutates
Second oil-out of valve is connected with the oil-in of control valve by oil pipe, and the oil-out of described control valve passes through oil pipe and the two or three
The first interface of pass joint connects, and second, third interface of the second three way cock is respectively by oil pipe and the oil-in of two side cylinders
Connect；
Being equipped with lift cylinder between each side cylinder and master cylinder, lift cylinder is arranged point-blank with master cylinder and side cylinder,
And lift cylinder is parallel to master cylinder and side cylinder, the plunger of described lift cylinder stretches out straight up, and is connected with crossbeam, and crossbeam is positioned at
The top of described upper beam, the lateral symmetry in each described lift cylinder arranges pull bar, and pull bar is parallel to lift cylinder, the upper end of pull bar
It is connected with crossbeam, after the lower end of pull bar passes upper beam, is connected with described slide block.
Plunger case all selected by master cylinder of the present invention and side cylinder, by reasonable disposition master cylinder pressure and side cylinder pressure, and again sets
Meter oil circuit, when single cylinder reversal valve is opened and control valve closing type, only one cylinder oil-feed of master cylinder；When single cylinder reversal valve and control valve
When all opening, master cylinder and two side cylinder oil-feeds simultaneously.The most not only meet the needs of different compacting situation, and pressing speed
Can double when low speed, high speed.The present invention sets up two lift cylinder on upper beam, is provided by two lift cylinder during backhaul
Power, and during backhaul, only have lift cylinder to work, opening speed is fast, and opening speed is fixed；Due to opening speed not acceptor, side cylinder
Impact, it can be ensured that backhaul keeps stable, at a high speed, and while opening speed improves, the downstream rate of slide block also and then improves,
Thus substantially increase pressing speed, work efficiency and yield.Compared with prior art, the opening speed of the present invention brings up to
550mm/s, downstream rate can bring up to 500-700mm/s, and pressing speed brings up to 40-100mm/s.
In order to provide enough hydraulic coupling, and convenient arranging, described first oil pump group and the second oil pump group are by four oil
Pump forms, and these eight oil pumps are arranged point-blank.
As preferably, the distance between two side cylinders and master cylinder is equal, two also phases of the distance between lift cylinder with master cylinder
Deng.
Described crossbeam is packet, and the upper end of pull bar passes crossbeam, and crossbeam is fixed with pull bar by upper lower nut.Above
Structural beams moulding is simple, and processing and fabricating is easy, low cost；And it is firm that crossbeam is connected with pull bar, regulate horizontal depth of beam position
Put very convenient.
For the ease of lifting, in the centre position of described crossbeam end face, suspension ring are set, the bottom of these suspension ring by bolt with
Crossbeam fixes.
Beneficial effect: the independent oil-feed of master cylinder or master cylinder and the oil-feed simultaneously of side cylinder can be selected when the present invention suppresses, meet
The needs of different compacting situations, and substantially increase pressing speed；Thered is provided power by two lift cylinder during backhaul of the present invention, return
Journey constant airspeed, it can be ensured that backhaul keeps stable, at a high speed.The opening speed of the present invention brings up to 550mm/s, and downstream rate can
Bringing up to 500-700mm/s, pressing speed brings up to 40-100mm/s, yield adjustable height more than 40%.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention.
Fig. 2 is the top view of Fig. 1.
Fig. 3 is an up the layout schematic diagram of cylinder.
Detailed description of the invention
The invention will be further described with embodiment below in conjunction with the accompanying drawings:
As shown in Figure 1, Figure 2, Figure 3 shows, installing master cylinder 2 and side cylinder 3 on upper beam 1, side cylinder 3 is positioned at the both sides of master cylinder 2, two
Distance between side cylinder 3 with master cylinder 2 is equal.Side cylinder 3 and master cylinder 2 are plunger case, and the pressure of two side cylinders 3 is equal, master cylinder 2
Pressure is more than or equal to the pressure sum of two side cylinders 3.Side cylinder 3 and master cylinder 2 are all arranged in a vertical direction, side cylinder 3 and the post of master cylinder 2
Plug is all connected with the slide block 4 below upper beam 1.
As shown in Figure 1, Figure 2, Figure 3 shows, upper beam 1 arranges the first manifold valve 5 and the second manifold valve 6, the first manifold valve 5
Oil-in is connected by oil pipe and the first oil pump group 7, and the oil-out of the first manifold valve 5 passes through oil pipe and the first three way cock 9
First interface connects.The oil-in of the second manifold valve 6 is connected by oil pipe and the second oil pump group 8, the oil-out of the second manifold valve 6
Connected by second interface of oil pipe and the first three way cock 9.First oil pump group 7 and the second oil pump group 8 are by four oil pump groups
Becoming, these eight oil pumps are arranged point-blank.Oil pump group is used for pumping out the hydraulic oil in fuel tank (being not drawn in figure), and to
Manifold valve carries.
As shown in Figure 1, Figure 2, Figure 3 shows, the 3rd interface of the first three way cock 9 is connected by the oil-in of oil pipe with main valve 10
Connecing, the oil-out of main valve 10 is connected with the oil-in of single cylinder reversal valve 11 by oil pipe, the first oil-out of single cylinder reversal valve 11
Being connected by the oil-in of oil pipe with master cylinder 2, the second oil-out of single cylinder reversal valve 11 is by the oil-feed of oil pipe with control valve 12
Mouth connects, and the oil-out of control valve 12 is connected by the first interface of oil pipe and the second three way cock 13, the second three way cock 13
Second, third interface is connected by the oil-in of oil pipe and two side cylinders 3 respectively.
As shown in Figure 1, Figure 2, Figure 3 shows, being equipped with lift cylinder 14 between each side cylinder 3 and master cylinder 2, lift cylinder 14 is plunger
Cylinder, lift cylinder 14 is arranged point-blank with master cylinder 2 and side cylinder 3, and lift cylinder 14 is parallel to master cylinder 2 and side cylinder 3, two
Distance between lift cylinder 14 with master cylinder 2 is the most equal.The plunger of lift cylinder 14 stretches out straight up, and is connected with crossbeam 15, horizontal
Beam 15 is positioned at the top of upper beam 1.Lateral symmetry in each lift cylinder 14 arranges pull bar 16, and pull bar 16 is parallel to lift cylinder 14,
The upper end of pull bar 16 is connected with crossbeam 15.Crossbeam 15 is packet, and the upper end of pull bar 16 passes crossbeam 15, and crossbeam 15 is by up and down
Nut fixes with pull bar 16.In the centre position of crossbeam 15 end face, suspension ring 17 are set, the bottom of these suspension ring 17 by bolt with
Crossbeam 15 fixes.After the lower end of pull bar 16 passes upper beam 1, it is connected with slide block 4.
The operation principle of the present invention is as follows:
During compacting: the independent oil-feed of master cylinder 2 or master cylinder 2 and side cylinder 3 oil-feed simultaneously can be selected as required, when single cylinder changes
Open and control valve 12 closing type to valve 11, only 2 one cylinder oil-feeds of master cylinder；When single cylinder reversal valve 11 and control valve 12 are all opened
Time, master cylinder 2 and two side cylinder 3 oil-feeds simultaneously.
During backhaul: two lift cylinder 14 actions simultaneously so that it is plunger rises, and the plunger of lift cylinder 14 is driven by crossbeam 15
Pull bar 16, is moved upwardly together by pull bar 16 band movable slider 4.
The structure that the circuit of present hydraulic cylinder and hydraulic press do not describe is prior art, does not repeats at this.
Although the preferred embodiments of the present invention being described above in association with accompanying drawing, but the invention is not restricted to above-mentioned specifically
Embodiment, above-mentioned detailed description of the invention is only exemplary rather than determinate, and those of ordinary skill in the art exists
Under the enlightenment of the present invention, on the premise of present inventive concept and claim, represent as may be made that multiple types, this
Within the conversion of sample each falls within protection scope of the present invention.
Claims (5)
1. a high-speed and energy-saving hydraulic press, installs master cylinder (2) and side cylinder (3) on upper beam (1), and side cylinder (3) is positioned at master cylinder (2)
Both sides, side cylinder (3) and master cylinder (2) are all connected with the slide block (4) below upper beam (1), it is characterised in that: described side cylinder (3) and master
Cylinder (2) is plunger case, and the pressure of two side cylinders (3) is equal, and the pressure of described master cylinder (2) is more than or equal to two side cylinders (3)
Pressure sum；Described upper beam (1) arranges the first manifold valve (5) and the second manifold valve (6), the oil-feed of the first manifold valve (5)
Mouth is connected by oil pipe and the first oil pump group (7), and the oil-out of the first manifold valve (5) passes through oil pipe and the first three way cock (9)
First interface connect, the oil-in of described second manifold valve (6) is by the connection of oil pipe and the second oil pump group (8), and second collects
The oil-out of valve (6) is connected by second interface of oil pipe and the first three way cock (9), and the 3rd of the first three way cock (9) connects
Mouth is connected with the oil-in of main valve (10) by oil pipe, and the oil-out of described main valve (10) is by oil pipe and single cylinder reversal valve (11)
Oil-in connect, the first oil-out of single cylinder reversal valve (11) is connected with the oil-in of master cylinder (2) by oil pipe, single cylinder commutation
Second oil-out of valve (11) is connected with the oil-in of control valve (12) by oil pipe, and the oil-out of described control valve (12) passes through
The first interface of oil pipe and the second three way cock (13) connects, and the second three way cock (13) second, third interface is respectively by oil
Pipe is connected with the oil-in of two side cylinders (3)；
Lift cylinder (14), lift cylinder (14) and master cylinder (2) and side cylinder (3) cloth it is equipped with between each side cylinder (3) and master cylinder (2)
Putting point-blank, and lift cylinder (14) is parallel to master cylinder (2) and side cylinder (3), the plunger of described lift cylinder (14) is vertical
Protruding upward, and be connected with crossbeam (15), crossbeam (15) is positioned at the top of described upper beam (1), each described lift cylinder (14)
Lateral symmetry pull bar (16) is set, pull bar (16) is parallel to lift cylinder (14), and the upper end of pull bar (16) is connected with crossbeam (15),
After the lower end of pull bar (16) passes upper beam (1), it is connected with described slide block (4).
High-speed and energy-saving hydraulic press the most according to claim 1, it is characterised in that: described first oil pump group (7) and the second oil
Pump group (8) is formed by four oil pumps, and these eight oil pumps are arranged point-blank.
High-speed and energy-saving hydraulic press the most according to claim 1, it is characterised in that: between two side cylinders (3) and master cylinder (2)
Apart from equal, the distance between two lift cylinder (14) and master cylinder (2) is the most equal.
4. according to the high-speed and energy-saving hydraulic press described in claim 1 or 2 or 3, it is characterised in that: described crossbeam (15) is square
Body, the upper end of pull bar (16) passes crossbeam (15), and crossbeam (15) is fixed with pull bar (16) by upper lower nut.
High-speed and energy-saving hydraulic press the most according to claim 4, it is characterised in that: in the interposition of described crossbeam (15) end face
Installing suspension ring (17), the bottom of these suspension ring (17) is fixed with crossbeam (15) by bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610668508.8A CN106079516B (en) | 2016-08-15 | 2016-08-15 | High-speed and energy-saving hydraulic press |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610668508.8A CN106079516B (en) | 2016-08-15 | 2016-08-15 | High-speed and energy-saving hydraulic press |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106079516A true CN106079516A (en) | 2016-11-09 |
| CN106079516B CN106079516B (en) | 2017-09-15 |
Family
ID=57456825
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610668508.8A Active CN106079516B (en) | 2016-08-15 | 2016-08-15 | High-speed and energy-saving hydraulic press |
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| Country | Link |
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| CN (1) | CN106079516B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111572083A (en) * | 2020-04-17 | 2020-08-25 | 江苏国力锻压机床有限公司 | Hydraulic press for glass fiber reinforced plastic products |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201026671Y (en) * | 2007-01-25 | 2008-02-27 | 重庆工学院 | Economic fine blanking hydraulic press |
| US20080098908A1 (en) * | 2004-02-23 | 2008-05-01 | Jilin University | Adjustable Hydraulic Press With Both Upper And Lower Double Action |
| CN201320846Y (en) * | 2008-12-25 | 2009-10-07 | 南京鹏力科技有限公司 | Pressing machine with double-column movable table |
| CN104476792A (en) * | 2014-12-10 | 2015-04-01 | 重庆蔡氏液压设备有限公司 | Hydraulic machine |
| CN205997401U (en) * | 2016-08-15 | 2017-03-08 | 重庆蔡氏液压设备有限公司 | A kind of high-speed and energy-saving hydraulic press |
-
2016
- 2016-08-15 CN CN201610668508.8A patent/CN106079516B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080098908A1 (en) * | 2004-02-23 | 2008-05-01 | Jilin University | Adjustable Hydraulic Press With Both Upper And Lower Double Action |
| CN201026671Y (en) * | 2007-01-25 | 2008-02-27 | 重庆工学院 | Economic fine blanking hydraulic press |
| CN201320846Y (en) * | 2008-12-25 | 2009-10-07 | 南京鹏力科技有限公司 | Pressing machine with double-column movable table |
| CN104476792A (en) * | 2014-12-10 | 2015-04-01 | 重庆蔡氏液压设备有限公司 | Hydraulic machine |
| CN205997401U (en) * | 2016-08-15 | 2017-03-08 | 重庆蔡氏液压设备有限公司 | A kind of high-speed and energy-saving hydraulic press |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111572083A (en) * | 2020-04-17 | 2020-08-25 | 江苏国力锻压机床有限公司 | Hydraulic press for glass fiber reinforced plastic products |
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| Publication number | Publication date |
|---|---|
| CN106079516B (en) | 2017-09-15 |
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