CN103452941B - A kind of linkage based on multiway hydraulic control valve - Google Patents
A kind of linkage based on multiway hydraulic control valve Download PDFInfo
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- CN103452941B CN103452941B CN201310413960.6A CN201310413960A CN103452941B CN 103452941 B CN103452941 B CN 103452941B CN 201310413960 A CN201310413960 A CN 201310413960A CN 103452941 B CN103452941 B CN 103452941B
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- opener
- control valve
- hydraulic control
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- rocking bar
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Abstract
The invention discloses a kind of linkage based on multiway hydraulic control valve, connect the multiway hydraulic control valve of working oil path including switching between multiple hydraulic jacks；The piston rod of hydraulic jack is connected to stroke support, stroke support is provided with stroke collision block and the first opener；It is provided with rotating rocking bar between multiway hydraulic control valve and stroke support, rocking bar is provided with the movable collision block between stroke collision block and the first opener；Being provided with commutate plate and the fixing plate of opener on rocking bar, commutation plate connects reversing valve core, and the fixing plate of opener is fixed with spool just to the second opener changing spool。The linkage of the present invention realizes the control to oil piping system by multi-way control valve, thus controlling multiple oil cylinder to carry out action, linkage is coordinated to achieve the Automatic Control to multiple oil cylinders, its simple in construction, there is desirable synchronicity, accuracy, reliability, remote mechanical transmission automatization can be realized。
Description
Technical field
The present invention relates to a kind of control device, particularly a kind of linkage based on multiway hydraulic control valve。
Background technology
In the modern times, aborning, some production equipment achieve full-automation or semi-automatic operation in industrial automation extensive use, save labour force, improve production efficiency。In existing automation equipment, it is usually employing numerical control or relay realizes automatically controlling, wherein, the advantage that numerically controlled automatic equipment has easy to operate, stable performance, efficiency is high, but the cost of existing numerical control device generally exceeds tens times than conventional equipment, the shortcoming that there is cost height, Maintenance Difficulty；And adopting relay to realize the equipment of automatization, it is less costly, efficiency is high, is prone to be replaced and safeguard simultaneously, but easily breaks down due to relay, makes the unstable properties of this equipment, and safety coefficient is relatively low。
Hydraulic power system is widely used in industry and building field, and existing hydraulic power system can be controlled by numerical control device and/or relay, but still the problem that there is above-mentioned cost, performance or safety aspect；Simultaneously, numerical control device and relay are affected by using the restriction of environment, cannot normally use under some rugged environments, and can use in adverse circumstances in a lot of situation of hydraulic power system, then cannot pass through above-mentioned numerical control device and relay realizes automatically controlling, it is necessary to staff manipulates。Therefore, find that a kind of cost is low, stable performance, adaptable controller, be hydraulic power system urgent problem。
Summary of the invention
In order to solve above-mentioned technical problem, it is an object of the invention to provide a kind of linkage based on multiway hydraulic control valve, it is achieved that oil piping system drive Multi-cylinder, many actions Automatic Control。
The technical solution adopted in the present invention is:
A kind of linkage based on multiway hydraulic control valve, including multiway hydraulic control valve, described multiway hydraulic control valve is provided with the oil-in connecting oil pump and connects the unloading port of fuel tank, and multiway hydraulic control valve is connected to multiple hydraulic jack, wherein,
Multi-way control valve is provided with the reversing valve core for changing the hydraulic jack oil circuit flow direction and for switching the conversion spool of connection between multiple hydraulic jacks；
Being connected to stroke support on the piston rod of hydraulic jack, stroke support is arranged below adjustable stroke collision block, and stroke support is provided above the first opener；
Be provided with between multiway hydraulic control valve and stroke support can the rocking bar of axial rotation, rocking bar is provided with movable collision block, movable collision block is between stroke collision block and the first opener；
Being provided with the commutation plate rotated with rocking bar on rocking bar, commutation plate connects reversing valve core；
Being provided with the fixing plate of opener rotated with rocking bar on rocking bar, the fixing plate of opener is fixed with the second opener, the spool of the second opener is just to conversion spool；
The first above-mentioned opener and the second opener are connected to multiway hydraulic control valve to the oil circuit of corresponding hydraulic jack。
The linkage of the present invention can control multiple hydraulic jack, and its specific works process is as follows:
1) starting multi-way control valve, at this time reversing valve core is press-in state, and conversion spool is the state of stretching out, and connects fuel tank and No. 1 oil cylinder, to No. 1 oil cylinder fuel feeding；
2) No. 1 cylinder piston rod action acting, promotes the stroke support reach being connected on No. 1 cylinder piston rod simultaneously；
3) the stroke collision block collision activity collision block on stroke support makes movable collision block rotate, and drives rocking bar to rotate；
4) commutation plate follows rocking bar rotation, and pulls reversing valve core to make it stretch out, and oil circuit reversely connects No. 1 oil cylinder；
5) No. 1 cylinder piston rod carries out recovery action, drives stroke support to reset, and the spool of the first opener and the second opener stretches out simultaneously；
6) the spool collision activity collision block that the first opener on stroke support stretches out makes movable collision block reversely rotate reset, drives rocking bar to reset；
7) plate that commutates is followed rocking bar rotation and is driven reversing valve core to push back, and meanwhile, spool is changed in the spool collision that the second opener on the fixing plate of opener stretches out makes it be pressed into, and multi-channel control Vavle switching No. 2 hydraulic jacks of connection, to No. 2 oil cylinder fuel feeding；
8) No. 2 cylinder piston rod actions acting, drives the accessory corresponding with No. 2 oil cylinders to carry out the step 2 action to step 7, and to No. 3 oil cylinder fuel feeding, so circulates。
As the further improvement of technique scheme, described reversing valve core front end is provided with the fixing plate of reversing valve core, and described commutation plate is stuck on the fixing plate of reversing valve core and drives one to play action。
As the further improvement of technique scheme, described first opener and the second opener are arranged on multiway hydraulic control valve to the reverse oil circuit of corresponding hydraulic jack。
As the further improvement of technique scheme, the valve body of the described through multi-way control valve of conversion spool, its two ends are stretched out outside multi-way control valve。
Further improvement as technique scheme, the fixing plate of described opener is provided with the 3rd opener, it is provided with oscillating deck before described 3rd opener, oscillating deck connects swing bearing pin, described swing bearing pin connection work push pedal, work push pedal extends to the conversion spool at multi-way control valve rear and stretches out place and contact with the fixing plate of the conversion spool being arranged on conversion spool end。
The invention has the beneficial effects as follows:
The linkage of the present invention realizes the control to oil piping system by multi-way control valve, thus controlling multiple oil cylinder to carry out action, linkage is coordinated to achieve the Automatic Control to multiple oil cylinders, its simple in construction, there is desirable synchronicity, accuracy, reliability, remote mechanical transmission automatization can be realized。
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the present invention is further detailed explanation。
Fig. 1 to Fig. 4 is the structural representation of each duty of linkage of the present invention；
Fig. 5 is the oil piping system schematic diagram of the present invention；
Fig. 6 is the schematic diagram that the present invention is applied on reinforcing bar bender；
Fig. 7 is one of structural representation of the multi-way control valve of the present invention and rocking bar；
Fig. 8 is the two of the structural representation of the multi-way control valve of the present invention and rocking bar；
Fig. 9 is the three of the structural representation of the multi-way control valve of the present invention and rocking bar；
Figure 10 is the schematic diagram at another visual angle of reinforcing bar bender of Fig. 6。
Detailed description of the invention
Below in conjunction with accompanying drawing and preferred embodiment, the sequential transformations opening controller of the present invention is described in further detail。
With reference to Fig. 1, Fig. 5 and Fig. 7, one of them preferred embodiment of the present invention, including multiway hydraulic control valve 1, multiway hydraulic control valve 1 is provided with the oil-in connecting oil pump and connects the unloading port of fuel tank, described multiway hydraulic control valve 1 is connected to multiple hydraulic jack 2, multi-way control valve 1 is provided with the reversing valve core 10 for changing the hydraulic jack 2 oil circuit flow direction and for switching the conversion spool 13 of connection between multiple hydraulic jacks 2；Being connected to stroke support 3 on hydraulic jack 2 piston rod, stroke support 3 is arranged below adjustable stroke collision block 5, and stroke support 3 is provided above the first opener 4；Be provided with between multiway hydraulic control valve 1 and stroke support 3 can the rocking bar 6 of axial rotation, rocking bar 6 is provided with movable collision block 7, movable collision block 7 is between stroke collision block 5 and the first opener 4；Being provided with the commutation plate 8 rotated with rocking bar 6 on rocking bar 6, commutation plate 8 is connected on the fixing plate 9 of reversing valve core, and the fixing plate 9 of reversing valve core connects reversing valve core 10, and commutation plate 8 rotates and drives reversing valve core 10 stretch out or be pressed into；Being additionally provided with the fixing plate 11 of opener rotated with rocking bar 6 on rocking bar 6, multiple opener fixed by the fixing plate 11 of opener, including the second opener 12 and the 3rd opener 14, the spool of the second opener 12 is just to conversion spool 13；First above-mentioned opener the 4, second opener 12 and the 3rd opener 14 be connected to multiway hydraulic control valve 1 to hydraulic jack 2 reverse oil circuit on。
Further, with reference to Fig. 8, Fig. 9, the valve body of the conversion through multi-way control valve 1 of spool 13, its two ends are stretched out outside multi-way control valve 1；It is provided with oscillating deck 15 before described 3rd opener 14, oscillating deck 15 connects swing bearing pin 16, described swing bearing pin 16 connects work push pedal 17, and work push pedal 17 extends to the conversion spool 13 at multi-way control valve 1 rear and stretches out place and contact with the fixing plate 18 of the conversion spool being arranged on conversion spool 13 end。
Referring to figs. 1 through Fig. 4, the linkage of the present invention can control multiple hydraulic jack, and its specific works process is as follows: 1) starts multi-way control valve, at this time reversing valve core is press-in state, conversion spool is the state of stretching out, and connects fuel tank and No. 1 oil cylinder, to No. 1 oil cylinder fuel feeding；2) No. 1 cylinder piston rod action acting, promotes the stroke support reach being connected on No. 1 cylinder piston rod simultaneously；3) the stroke collision block collision activity collision block on stroke support, makes movable collision block rotate, drives rocking bar to rotate；4) commutation plate follows rocking bar rotation, and pulls reversing valve core to make it stretch out, and oil circuit reversely connects No. 1 oil cylinder；5) No. 1 cylinder piston rod carries out recovery action, drives stroke support to reset, and the spool of the first opener and the second opener stretches out simultaneously；6) the spool collision activity collision block that the first opener on stroke support stretches out makes movable collision block reversely rotate reset, drives rocking bar to reset；7) plate that commutates is followed rocking bar rotation and is driven reversing valve core to push back, and meanwhile, spool is changed in the spool collision that the second opener on the fixing plate of opener stretches out makes it be pressed into, and multi-channel control Vavle switching No. 2 hydraulic jacks of connection, to No. 2 oil cylinder fuel feeding；8) No. 2 cylinder piston rod actions acting, drives the accessory corresponding with No. 2 oil cylinders to carry out the step 2 action to step 7, and to No. 3 oil cylinder fuel feeding, so circulates。
The linkage of the present invention realizes the control to oil piping system by multi-way control valve, thus controlling multiple oil cylinder to carry out action, coordinate linkage to achieve the Automatic Control to multiple oil cylinders, numerical control device or relay can be replaced in multiple fields to realize automated production。As shown in figs. 6 and 10, the linkage of the present invention is applied on reinforcing bar bender schematic diagram, by a linkage with triplex and a linkage with two cylinders, automatically control five bending mechanisms to work successively, five bent angles of bending stirrup skeleton frame, it is achieved that the full-automatic brake forming of reinforcing bar。The linkage of the present invention can also arrange multiple opener for other effect, as shown in Figure 10, it is additionally provided with feeding oil cylinder 20 in the side of reinforcing bar bender, the piston rod of feeding oil cylinder 20 is provided with the stroke support 3 of feeding opener 19, feeding opener 19, for starting feeding oil cylinder 20 at the appropriate time, drives pay-off automatically to run and carries out feeding；Rocking bar 6 is provided with movable collision block 7 at corresponding feeding opener 19 place, makes feeding oil cylinder 20 be also under the control of multi-way control valve。
Its simple in construction of the present invention, has desirable synchronicity, accuracy, reliability, can realize remote mechanical transmission automatization, have good application prospect。
These are only the preferred embodiments of the present invention, broadly falling within protection scope of the present invention as long as realizing the technical scheme of the object of the invention with essentially identical means。
Claims (5)
1. the linkage based on multiway hydraulic control valve, it is characterized in that: include multiway hydraulic control valve, described multiway hydraulic control valve is provided with the oil-in connecting oil pump and connects the unloading port of fuel tank, and multiway hydraulic control valve is connected to multiple hydraulic jack, wherein
Multi-way control valve is provided with the reversing valve core for changing the hydraulic jack oil circuit flow direction and for switching the conversion spool of connection between multiple hydraulic jacks；
Being respectively arranged with stroke support on the piston rod of described hydraulic jack, stroke support is arranged below adjustable stroke collision block, and stroke support is provided above the first opener；
Being provided with between multiway hydraulic control valve and stroke support can the rocking bar of axial rotation, rocking bar is provided with movable collision block, movable collision block is between stroke collision block and the first opener, when cylinder piston rod stretches out, stroke collision block collides with movable collision block from below, when cylinder piston rod is regained, the spool that the first opener stretches out collides with movable collision block from above；
Being provided with the commutation plate rotated with rocking bar on rocking bar, commutation plate connects reversing valve core；
Being provided with the fixing plate of opener rotated with rocking bar on rocking bar, the fixing plate of opener is fixed with the second opener, the spool of the second opener is just to conversion spool；
The first above-mentioned opener and the second opener are arranged on multiway hydraulic control valve to the oil circuit of corresponding hydraulic jack。
2. a kind of linkage based on multiway hydraulic control valve according to claim 1, it is characterised in that: described reversing valve core front end is provided with the fixing plate of reversing valve core, and described commutation plate is stuck on the fixing plate of reversing valve core and drives one to play action。
3. a kind of linkage based on multiway hydraulic control valve according to claim 1, it is characterised in that: described first opener and the second opener are arranged on multiway hydraulic control valve to the reverse oil circuit of corresponding hydraulic jack。
4. a kind of linkage based on multiway hydraulic control valve according to claim 1, it is characterised in that: the valve body of the described through multi-way control valve of conversion spool, multi-way control valve is all stretched out at its two ends。
5. a kind of linkage based on multiway hydraulic control valve according to claim 4, it is characterized in that: the fixing plate of described opener is provided with the 3rd opener, it is provided with oscillating deck before described 3rd opener, oscillating deck connects swing bearing pin, described swing bearing pin connection work push pedal, work push pedal extends to the conversion spool at multi-way control valve rear and stretches out place and contact with the fixing plate of the conversion spool being arranged on conversion spool end。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310413960.6A CN103452941B (en) | 2013-09-11 | 2013-09-11 | A kind of linkage based on multiway hydraulic control valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310413960.6A CN103452941B (en) | 2013-09-11 | 2013-09-11 | A kind of linkage based on multiway hydraulic control valve |
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| Publication Number | Publication Date |
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| CN103452941A CN103452941A (en) | 2013-12-18 |
| CN103452941B true CN103452941B (en) | 2016-06-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310413960.6A Active CN103452941B (en) | 2013-09-11 | 2013-09-11 | A kind of linkage based on multiway hydraulic control valve |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1011988A (en) * | 1963-03-14 | 1965-12-01 | Slumberland Group Ltd | Wire bending machine |
| CN2760312Y (en) * | 2004-11-10 | 2006-02-22 | 冯广建 | A combination valve with knocking type linkage for hydraulic bending machine |
| CN200988081Y (en) * | 2006-11-10 | 2007-12-12 | 冯满荣 | Hydraulic bending device for steel bar |
| CN201350487Y (en) * | 2009-01-05 | 2009-11-25 | 欧礼传 | Hydraulic pressure bending hoop machine of reinforcing steel bars |
| CN202571088U (en) * | 2012-04-06 | 2012-12-05 | 冯广建 | Multi-directional linkage amplitude-varying steel bar forming machine |
| CN203516264U (en) * | 2013-09-11 | 2014-04-02 | 冯广建 | Linkage device based on multi-channel hydraulic control valve |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6178523A (en) * | 1984-09-25 | 1986-04-22 | Fujii Chiyokusenki Seisakusho:Kk | Producing device of regular size straight member |
-
2013
- 2013-09-11 CN CN201310413960.6A patent/CN103452941B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1011988A (en) * | 1963-03-14 | 1965-12-01 | Slumberland Group Ltd | Wire bending machine |
| CN2760312Y (en) * | 2004-11-10 | 2006-02-22 | 冯广建 | A combination valve with knocking type linkage for hydraulic bending machine |
| CN200988081Y (en) * | 2006-11-10 | 2007-12-12 | 冯满荣 | Hydraulic bending device for steel bar |
| CN201350487Y (en) * | 2009-01-05 | 2009-11-25 | 欧礼传 | Hydraulic pressure bending hoop machine of reinforcing steel bars |
| CN202571088U (en) * | 2012-04-06 | 2012-12-05 | 冯广建 | Multi-directional linkage amplitude-varying steel bar forming machine |
| CN203516264U (en) * | 2013-09-11 | 2014-04-02 | 冯广建 | Linkage device based on multi-channel hydraulic control valve |
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| CN103452941A (en) | 2013-12-18 |
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