CN205997401U - A kind of high-speed and energy-saving hydraulic press - Google Patents
A kind of high-speed and energy-saving hydraulic press Download PDFInfo
- Publication number
- CN205997401U CN205997401U CN201620881374.3U CN201620881374U CN205997401U CN 205997401 U CN205997401 U CN 205997401U CN 201620881374 U CN201620881374 U CN 201620881374U CN 205997401 U CN205997401 U CN 205997401U
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- Prior art keywords
- oil
- cylinder
- master cylinder
- crossbeam
- valve
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Abstract
The utility model discloses a kind of high-speed and energy-saving hydraulic press, master cylinder and side cylinder are installed on upper beam, side cylinder is located at the both sides of master cylinder, side cylinder and master cylinder are plunger case, and the pressure of two side cylinders is equal, the pressure of master cylinder is more than or equal to the pressure sum of two side cylinders；It is equipped with lift cylinder between each side cylinder and master cylinder, the plunger of lift cylinder is connected with crossbeam, is symmetrical arranged pull bar in the both sides of each lift cylinder, the upper end of pull bar is connected with crossbeam, after the lower end of pull bar passes through upper beam, be 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 during this utility model compacting, meet the needs of different compacting situations；Power is provided by two lift cylinder, opening speed is constant it can be ensured that backhaul keeps stable, at a high speed during this utility model backhaul.Opening speed of the present utility model 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
This utility model 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 machinery processing the products such as metal, plastics, rubber, timber, powder using hydrostatic pressure.
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 is general to adopt 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 leans on both sides piston cylinder cavity of resorption oil-feed to provide
Power, middle plunger case is inoperative, and so 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.
Utility model content
In view of the above-mentioned deficiency of prior art, technical problem to be solved in the utility model is to provide a kind of high speed
Energy-saving hydraulic press.
The technical solution of the utility model is as follows：A kind of high-speed and energy-saving hydraulic press, installs master cylinder and side cylinder, side on upper beam
Cylinder is located at the both sides of master cylinder, side cylinder and master cylinder be all connected with the slide block below upper beam it is characterised in that：Described side cylinder and master cylinder are equal
For plunger case, 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
First manifold valve and the second manifold valve are arranged on beam, the oil-in of the first manifold valve is connected with the first oil pump group by oil pipe, the
The oil-out of one manifold valve is connected with the first interface of the first three way cock by oil pipe, and the oil-in of described second manifold valve leads to
Cross oil pipe to be connected with the second oil pump group, the oil-out of the second manifold valve passes through oil pipe and the second interface of the first three way cock connects
Connect, the 3rd interface of the first three way cock is connected with the oil-in of main valve by oil pipe, the oil-out of described main valve passes through oil pipe
It is connected with the oil-in of single cylinder reversal valve, the first oil-out of single cylinder reversal valve is connected with the oil-in of master cylinder by oil pipe, single
Second oil-out of cylinder reversal valve is connected with the oil-in of control valve by oil pipe, the oil-out of described control valve pass through oil pipe with
The first interface of the second three way cock connects, and second, third interface of the second three way cock passes through oil pipe and two side cylinders respectively
Oil-in connects；
It is equipped with lift cylinder between each side cylinder and master cylinder, lift cylinder is arranged point-blank with master cylinder and side cylinder,
And parallel to master cylinder and side cylinder, the plunger of described lift cylinder stretches out lift cylinder straight up, and is connected with crossbeam, and crossbeam is located at
The top of described upper beam, is symmetrical arranged pull bar in the both sides of each described lift cylinder, 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 through upper beam, be connected with described slide block.
This utility model master cylinder and side cylinder, all from plunger case, by reasonable disposition master cylinder pressure and side cylinder pressure, are laid equal stress on
New design 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
When valve processed is all opened, master cylinder and two side cylinder oil-feeds simultaneously.So not only meet the needs of different compacting situations, and suppress
Speed can double in low speed, high speed.This utility model sets up two lift cylinder on upper beam, is carried by two during backhaul
Rising cylinder provides power, and during backhaul, only lift cylinder works, and opening speed is fast, and opening speed is fixed；Due to opening speed not
Acceptor, side cylinder affect it can be ensured that backhaul keeps stably, at a high speed, while opening speed improves, the downstream rate of slide block
And then improve, thus substantially increase pressing speed, work efficiency and yield.Compared with prior art, of the present utility model time
Cheng Sudu brings up to 550mm/s, and downstream rate can bring up to 500-700mm/s, and pressing speed brings up to 40-100mm/s.
In order to provide enough hydraulic couplings, and conveniently arrange, described first oil pump group and the second oil pump group are by four oil
Pump group becomes, and this eight oil pumps are arranged point-blank.
Preferably, the distance between two side cylinders and master cylinder are equal, the distance between two lift cylinder and master cylinder also phase
Deng.
Described crossbeam is packet, and the upper end of pull bar passes through crossbeam, and crossbeam is fixed with pull bar phase by upper lower nut.More than
Structural beams moulding is simple, and processing and fabricating is easy, low cost；And it is firm that crossbeam is connected with pull bar, adjust horizontal depth of beam position
Put very convenient.
For the ease of lifting, suspension ring are set in the centre position of described crossbeam top surface, the bottom of this suspension ring pass through bolt with
Crossbeam phase is fixed.
Beneficial effect：The independent oil-feed of master cylinder or master cylinder and the oil-feed simultaneously of side cylinder can be selected during this utility model compacting,
Meet the needs of different compacting situations, and substantially increase pressing speed；Carried by two lift cylinder during this utility model backhaul
For power, opening speed is constant it can be ensured that backhaul keeps stable, at a high speed.Opening speed of the present utility model brings up to
550mm/s, downstream rate can bring up to 500-700mm/s, and pressing speed brings up to 40-100mm/s, yield adjustable height 40% with
On.
Brief description
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the top view of Fig. 1.
Fig. 3 is an up the arrangement schematic diagram of cylinder.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawings and examples：
As shown in Figure 1, Figure 2, Figure 3 shows, master cylinder 2 and side cylinder 3 are installed on upper beam 1, side cylinder 3 is located at the both sides of master cylinder 2, two
The distance between side cylinder 3 and master cylinder 2 are 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, the post of side cylinder 3 and master cylinder 2
Plug is all connected with the slide block 4 of upper beam 1 lower section.
As shown in Figure 1, Figure 2, Figure 3 shows, the first manifold valve 5 and the second manifold valve 6 are arranged on upper beam 1, the first manifold valve 5
Oil-in is connected with the first oil pump group 7 by oil pipe, 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 with the second oil pump group 8 by oil pipe, the oil-out of the second manifold valve 6
It is connected with the second interface of the first three way cock 9 by oil pipe.First oil pump group 7 and the second oil pump group 8 are by four oil pump groups
Become, this eight oil pumps are arranged point-blank.Oil pump group is used for pumping out the hydraulic oil in fuel tank (in figure is not drawn into), and to
Manifold valve conveys.
As shown in Figure 1, Figure 2, Figure 3 shows, the 3rd interface of the first three way cock 9 passes through oil pipe and the oil-in of main valve 10 connects
Connect, 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
It is connected with the oil-in of master cylinder 2 by oil pipe, the second oil-out of single cylinder reversal valve 11 passes through the oil-feed of oil pipe and control valve 12
Mouth connects, and the oil-out of control valve 12 is connected with the first interface of the second three way cock 13 by oil pipe, the second three way cock 13
Second, third interface is connected with the oil-in of two side cylinders 3 by oil pipe respectively.
As shown in Figure 1, Figure 2, Figure 3 shows, it is 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
The distance between lift cylinder 14 and master cylinder 2 are also equal.The plunger of lift cylinder 14 stretches out straight up, and is connected with crossbeam 15, horizontal
Beam 15 is located at the top of upper beam 1.Be symmetrical arranged pull bar 16 in the both sides of each lift cylinder 14, pull bar 16 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 through crossbeam 15, and crossbeam 15 passes through up and down
Nut is mutually fixed with pull bar 16.In the centre position of crossbeam 15 top surface, suspension ring 17 are set, the bottom of this suspension ring 17 pass through bolt with
Crossbeam 15 is mutually fixed.After the lower end of pull bar 16 passes through upper beam 1, it is connected with slide block 4.
Operation principle of the present utility model 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 needed, 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
When, master cylinder 2 and two side cylinder 3 oil-feeds simultaneously.
During backhaul：So as to plunger rises, the plunger of lift cylinder 14 is driven by crossbeam 15 for two lift cylinder 14 actions simultaneously
Pull bar 16, carries movable slider 4 to move upwardly together by pull bar 16.
The structure that the circuit of this utility model hydraulic cylinder and hydraulic press do not describe is prior art, and here is not done superfluous
State.
Although being described to preferred embodiment of the present utility model above in association with accompanying drawing, this utility model is not limited to
Above-mentioned specific embodiment, above-mentioned specific embodiment is only exemplary rather than determinate, the common skill of this area
Art personnel, under enlightenment of the present utility model, without prejudice on the premise of this utility model objective and claim, can make
Represent as multiple types, such conversion each falls within protection domain of the present utility model.
Claims (5)
1. a kind of high-speed and energy-saving hydraulic press, in upper beam (1) upper installation master cylinder (2) and side cylinder (3), side cylinder (3) is located at master cylinder (2)
Both sides, side cylinder (3) and master cylinder (2) be 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；In described upper beam (1) upper setting the first manifold valve (5) and the second manifold valve (6), the oil-feed of the first manifold valve (5)
Mouth is connected with the first oil pump group (7) by oil pipe, 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 connected with the second oil pump group (8) by oil pipe, and second collects
The oil-out of valve (6) is connected with the second interface of the first three way cock (9) by oil pipe, 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) passes through 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
Oil pipe is connected with the first interface of the second three way cock (13), and the second three way cock (13) second, third interface passes through oil respectively
Pipe is connected with the oil-in of two side cylinders (3)；
It is equipped with lift cylinder (14), lift cylinder (14) and master cylinder (2) and side cylinder (3) cloth between each side cylinder (3) and master cylinder (2)
Put 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
Protrude upward, and be connected with crossbeam (15), crossbeam (15) is located at the top of described upper beam (1), in each described lift cylinder (14)
Both sides be symmetrical arranged pull bar (16), pull bar (16) is connected with crossbeam (15) parallel to lift cylinder (14), the upper end of pull bar (16),
After the lower end of pull bar (16) passes through upper beam (1), it is connected with described slide block (4).
2. high-speed and energy-saving hydraulic press 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 this eight oil pumps are arranged point-blank.
3. high-speed and energy-saving hydraulic press 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) are also equal.
4. the high-speed and energy-saving hydraulic press according to 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 through crossbeam (15), and crossbeam (15) is mutually fixed with pull bar (16) by upper lower nut.
5. high-speed and energy-saving hydraulic press according to claim 4 it is characterised in that：Interposition in described crossbeam (15) top surface
Install suspension ring (17), the bottom of this suspension ring (17) is mutually fixed with crossbeam (15) by bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620881374.3U CN205997401U (en) | 2016-08-15 | 2016-08-15 | A kind of high-speed and energy-saving hydraulic press |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620881374.3U CN205997401U (en) | 2016-08-15 | 2016-08-15 | A kind of high-speed and energy-saving hydraulic press |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205997401U true CN205997401U (en) | 2017-03-08 |
Family
ID=58198766
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620881374.3U Expired - Fee Related CN205997401U (en) | 2016-08-15 | 2016-08-15 | A kind of high-speed and energy-saving hydraulic press |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205997401U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106079516A (en) * | 2016-08-15 | 2016-11-09 | 重庆蔡氏液压设备有限公司 | High-speed and energy-saving hydraulic press |
-
2016
- 2016-08-15 CN CN201620881374.3U patent/CN205997401U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106079516A (en) * | 2016-08-15 | 2016-11-09 | 重庆蔡氏液压设备有限公司 | High-speed and energy-saving hydraulic press |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170308 Termination date: 20200815 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |