CN103452941A - Linkage system based on multiway hydraulic control valve - Google Patents
Linkage system based on multiway hydraulic control valve Download PDFInfo
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- CN103452941A CN103452941A CN2013104139606A CN201310413960A CN103452941A CN 103452941 A CN103452941 A CN 103452941A CN 2013104139606 A CN2013104139606 A CN 2013104139606A CN 201310413960 A CN201310413960 A CN 201310413960A CN 103452941 A CN103452941 A CN 103452941A
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- opener
- control valve
- hydraulic control
- collision block
- rocking bar
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Abstract
The invention discloses a linkage system based on a multiway hydraulic control valve. The linkage system comprises a multiway hydraulic control valve for being connected with operating oil paths of a plurality of hydrocylinders in a switching manner, wherein a travel bracket is connected onto a piston rod of each hydrocylinder; a travel collision block and a first opener are arranged on the travel bracket; rotatable rocker arms are arranged between the multiway hydraulic control valve and the travel brackets; a movable collision block positioned between each travel collision block and each first opener is arranged on each rocker arm; a reversing poking plate and an opener fixing plate are arranged on each rocker arm; each reversing poking plate is connected with a reversing valve core; a second opener provided with a valve core opposite to a switching valve core is fixed on each opener fixing plate. According to the linkage system provided by the invention, an oil-path system is controlled through the multiway control valve, so as to control the hydrocylinders to operate, and the full-automatic control on the hydrocylinders is realized through the cooperation of the linkage system; the linkage system has a simple structure, ideal synchronicity, accuracy and reliability, and can realize remote mechanical transmission automation.
Description
Technical field
The present invention relates to a kind of control gear, particularly a kind of linkage based on the multipath hydraulic control valve.
Background technique
In the modern times, aborning, some manufacturing mechanisms have been realized full-automation or semi-automatic operation to extensive use of industrial automation, have saved the labour force, enhance productivity.In existing automation equipment, generally to adopt numerical control or relay to realize automatically controlling, wherein, that numerically controlled automatic equipment has advantages of is easy to operate, stable performance, efficiency are high, but the cost of existing numerical control device generally exceeds tens times than conventional equipment, have that cost is high, the shortcoming of Maintenance Difficulty; And adopt relay to realize the equipment of automation, and its cost is lower, efficiency is high, is easy to be changed and safeguard simultaneously, but, because relay easily breaks down, makes the unstable properties of this equipment, and safety coefficient is also lower.
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 has the problem of above-mentioned cost, performance or Security aspect; Simultaneously, numerical control device and relay all are subject to the restriction of Environmental Conditions, can't normally use under some rugged environments, and can use in rugged environment in a lot of situations of hydraulic power system, can't realize automatically controlling by above-mentioned numerical control device and relay, need staff to control.Therefore, finding that a kind of cost is low, stable performance, adaptable controller, is the hydraulic power system urgent problem.
Summary of the invention
In order to solve the problems of the technologies described above, the purpose of this invention is to provide a kind of linkage based on the multipath hydraulic control valve, realized Multi-cylinder, the Automatic Control of moving that oil-way system drives more.
The technical solution adopted in the present invention is:
A kind of linkage based on the multipath hydraulic control valve, comprise the multipath hydraulic control valve, and described multipath hydraulic control valve is provided with the filler opening and the unloading port that is connected fuel tank that connects oil pump, and the multipath hydraulic control valve is connected with a plurality of hydraulic jacks, wherein,
On multi-way control valve, be provided with for changing changeover valve core that the hydraulic jack oil circuit flows to and for switching connects between a plurality of hydraulic jacks conversion spool;
Be connected with the stroke support on the piston rod of hydraulic jack, stroke support below is provided with adjustable stroke collision block, and stroke support top is provided with the first opener;
But be provided with the rocking bar of axial rotation between multipath hydraulic control valve and stroke support, be provided with movable collision block on rocking bar, movable collision block is between stroke collision block and the first opener;
Be provided with the commutation plate of rotating with rocking bar on rocking bar, the commutation plate connects changeover valve core;
Be provided with the opener fixed plate rotated with rocking bar on rocking bar, be fixed with the second opener on the opener fixed plate, the spool of the second opener is over against the conversion spool;
The first above-mentioned opener and the second opener are connected to the multipath hydraulic control valve to the oil circuit of corresponding hydraulic jack.
Linkage of the present invention can be controlled a plurality of hydraulic jacks, and its specific works process is as follows:
1) start multi-way control valve, at this time changeover valve core is for being pressed into state, and the conversion spool, for stretching out state, is communicated with fuel tank and No. 1 oil cylinder, to No. 1 oil cylinder fuel feeding;
2) No. 1 cylinder piston rod action acting promotes to be connected to No. 1 stroke support reach on cylinder piston rod simultaneously;
3) the stroke collision block collision activity collision block on the stroke support makes movable collision block rotation, drives the rocking bar rotation;
4) the commutation plate is followed the rocking bar rotation, and pulls changeover valve core that it is stretched out, and oil circuit oppositely is communicated with oil cylinder No. 1;
5) No. 1 cylinder piston rod reclaims action, drives the stroke support and resets, 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 the stroke support stretches out resets movable collision block counterrotating, drives rocking bar and resets;
7) the commutation plate is followed rocking bar and rotate to be driven changeover valve core and push back, and simultaneously, the spool collision conversion spool that the second opener on the opener fixed plate stretches out is pressed into it, and the multi-way control valve switching connects No. 2 hydraulic jacks, to No. 2 oil cylinder fuel feeding;
8) No. 2 cylinder piston rods action acting, drive the accessory corresponding with No. 2 oil cylinders and carry out the action of step 2 to step 7, and, to No. 3 oil cylinder fuel feeding, so circulate.
As further improvement in the technical proposal, described changeover valve core front end is provided with the changeover valve core fixed plate, and described commutation plate is stuck on the changeover valve core fixed plate and drives one and plays action.
As further improvement in the technical proposal, described the first opener and the second opener are arranged on the multipath hydraulic control valve to the reverse oil circuit of corresponding hydraulic jack.
As further improvement in the technical proposal, described conversion spool connects the valve body of multi-way control valve, and stretch out outside multi-way control valve at its two ends.
As further improvement in the technical proposal, be provided with the 3rd opener on described opener fixed plate, be provided with wobble plate before described the 3rd opener, wobble plate connects the swing bearing pin, described swing bearing pin connection work push pedal, the conversion spool that the work push pedal extends to the multi-way control valve rear stretches out place and contacts with the conversion spool fixed plate that is arranged on conversion spool end.
The invention has the beneficial effects as follows:
Linkage of the present invention is realized the control to oil-way system by multi-way control valve, thereby controlling a plurality of oil cylinders is moved, coordinate linkage to realize the Automatic Control to a plurality of oil cylinders, it is simple in structure, there is desirable synchronism, accuracy, reliability, can realize remote mechanical transmission automation.
The 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 working state of linkage of the present invention;
Fig. 5 is oil-way system schematic diagram of the present invention;
Fig. 6 is that the present invention is applied in the schematic diagram on reinforcing bar bender;
Fig. 7 is one of structural representation of multi-way control valve of the present invention and rocking bar;
Fig. 8 be multi-way control valve of the present invention and rocking bar structural representation two;
Fig. 9 be multi-way control valve of the present invention and rocking bar structural representation three;
Figure 10 is the schematic diagram at another visual angle of reinforcing bar bender of Fig. 6.
Embodiment
Below in conjunction with accompanying drawing and preferred embodiment, order conversion 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, comprise multipath hydraulic control valve 1, be provided with the filler opening and the unloading port that is connected fuel tank that connect oil pump on multipath hydraulic control valve 1, described multipath hydraulic control valve 1 is connected with a plurality of hydraulic jacks 2, on multi-way control valve 1, is provided with for changing changeover valve core 10 that hydraulic jack 2 oil circuits flow to and for switching connects between a plurality of hydraulic jacks 2 conversion spool 13; Be connected with stroke support 3 on hydraulic jack 2 piston rods, stroke support 3 belows are provided with adjustable stroke collision block 5, and stroke support 3 tops are provided with the first opener 4; But be provided with the rocking bar 6 of axial rotation between multipath hydraulic control valve 1 and stroke support 3, be provided with movable collision block 7 on rocking bar 6, movable collision block 7 is between stroke collision block 5 and the first opener 4; Be provided with the commutation plate 8 of rotating with rocking bar 6 on rocking bar 6, commutation plate 8 is connected on changeover valve core fixed plate 9, and changeover valve core fixed plate 9 connects changeover valve core 10, and 8 rotations of commutation plate drive changeover valve core 10 and stretch out or be pressed into; Also be provided with the opener fixed plate 11 rotated with rocking bar 6 on rocking bar 6, fix a plurality of openers on opener fixed plate 11, comprising the spool of the second opener 12 and the 3rd opener 14, the second openers 12 over against conversion spool 13; Above-mentioned the first opener 4, the second opener 12 and the 3rd opener 14 be connected to multipath hydraulic control valve 1 to the reverse oil circuit of hydraulic jack 2 on.
Further, with reference to Fig. 8, Fig. 9, conversion spool 13 connects the valve body of multi-way control valve 1, and stretch out outside multi-way control valve 1 at its two ends; Be provided with wobble plate 15 before described the 3rd opener 14, wobble plate 15 connects swing bearing pin 16, described swing bearing pin 16 connects work push pedal 17, and the conversion spool 13 that work push pedal 17 extends to multi-way control valve 1 rear stretches out place and contacts with the conversion spool fixed plate 18 that is arranged on conversion spool 13 ends.
Referring to figs. 1 through Fig. 4, linkage of the present invention can be controlled a plurality of hydraulic jacks, and its specific works process is as follows: 1) start multi-way control valve, at this time changeover valve core is for being pressed into state, the conversion spool, for stretching out state, is communicated with fuel tank and No. 1 oil cylinder, to No. 1 oil cylinder fuel feeding; 2) No. 1 cylinder piston rod action acting promotes to be connected to No. 1 stroke support reach on cylinder piston rod simultaneously; 3) the stroke collision block collision activity collision block on the stroke support, make movable collision block rotation, drives the rocking bar rotation; 4) the commutation plate is followed the rocking bar rotation, and pulls changeover valve core that it is stretched out, and oil circuit oppositely is communicated with oil cylinder No. 1; 5) No. 1 cylinder piston rod reclaims action, drives the stroke support and resets, 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 the stroke support stretches out resets movable collision block counterrotating, drives rocking bar and resets; 7) the commutation plate is followed rocking bar and rotate to be driven changeover valve core and push back, and simultaneously, the spool collision conversion spool that the second opener on the opener fixed plate stretches out is pressed into it, and the multi-way control valve switching connects No. 2 hydraulic jacks, to No. 2 oil cylinder fuel feeding; 8) No. 2 cylinder piston rods action acting, drive the accessory corresponding with No. 2 oil cylinders and carry out the action of step 2 to step 7, and, to No. 3 oil cylinder fuel feeding, so circulate.
Linkage of the present invention is realized the control to oil-way system by multi-way control valve, thereby controlling a plurality of oil cylinders is moved, coordinate linkage to realize the Automatic Control to a plurality of oil cylinders, can replace numerical control device or relay to realize automatic production in a plurality of fields.As shown in Fig. 6 and Figure 10, linkage of the present invention is applied in schematic diagram on reinforcing bar bender, by a linkage with three cylinders and a linkage with two cylinders, automatically controlling five bending mechanisms works successively, five bent angles of bending stirrup skeleton frame, realized the full-automatic brake forming of reinforcing bar.A plurality of openers can also be set on linkage of the present invention to be acted on for other, as shown in figure 10, a side at reinforcing bar bender also is provided with feeding oil cylinder 20, be provided with the stroke support 3 with feeding opener 19 on the piston rod of feeding oil cylinder 20, feeding opener 19, for starting at the appropriate time feeding oil cylinder 20, drives feeder automatically to move and carry out material loading; Rocking bar 6 is provided with movable collision block 7 at corresponding feeding opener 19 places, makes feeding oil cylinder 20 also under the control in multi-way control valve.
It is simple in structure in the present invention, has desirable synchronism, accuracy, reliability, can realize remote mechanical transmission automation, has good application prospect.
These are only preferential mode of execution of the present invention, as long as within realizing that with basic identical means the technological scheme of the object of the invention all belongs to protection scope of the present invention.
Claims (5)
1. the linkage based on the multipath hydraulic control valve, it is characterized in that: comprise the multipath hydraulic control valve, described multipath hydraulic control valve is provided with the filler opening and the unloading port that is connected fuel tank that connects oil pump, and the multipath hydraulic control valve is connected with a plurality of hydraulic jacks, wherein
On multi-way control valve, be provided with for changing changeover valve core that the hydraulic jack oil circuit flows to and for switching connects between a plurality of hydraulic jacks conversion spool;
Be respectively arranged with the stroke support on the piston rod of described hydraulic jack, stroke support below is provided with adjustable stroke collision block, and stroke support top is provided with the first opener;
But be provided with the rocking bar of axial rotation between multipath hydraulic control valve and stroke support, be provided with movable collision block on rocking bar, movable collision block is between stroke collision block and the first opener, when cylinder piston rod stretches out, the stroke collision block is from below and the collision of movable collision block, when cylinder piston rod is regained, the spool that the first opener stretches out is from top and the collision of movable collision block;
Be provided with the commutation plate of rotating with rocking bar on rocking bar, the commutation plate connects changeover valve core;
Be provided with the opener fixed plate rotated with rocking bar on rocking bar, be fixed with the second opener on the opener fixed plate, the spool of the second opener is over against the conversion spool;
The first above-mentioned opener and the second opener are arranged on the multipath hydraulic control valve to the oil circuit of corresponding hydraulic jack.
2. a kind of linkage based on the multipath hydraulic control valve according to claim 1, it is characterized in that: described changeover valve core front end is provided with the changeover valve core fixed plate, and described commutation plate is stuck on the changeover valve core fixed plate and drives one and plays action.
3. a kind of linkage based on the multipath hydraulic control valve according to claim 1, it is characterized in that: described the first opener and the second opener are arranged on the multipath hydraulic control valve to the reverse oil circuit of corresponding hydraulic jack.
4. a kind of linkage based on the multipath hydraulic control valve according to claim 1 is characterized in that: described conversion spool connects the valve body of multi-way control valve, and multi-way control valve is all stretched out at its two ends.
5. a kind of linkage based on the multipath hydraulic control valve according to claim 4, it is characterized in that: be provided with the 3rd opener on described opener fixed plate, be provided with wobble plate before described the 3rd opener, wobble plate connects the swing bearing pin, described swing bearing pin connection work push pedal, the conversion spool that the work push pedal extends to the multi-way control valve rear stretches out place and contacts with the conversion spool fixed plate that is 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 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103452941A true CN103452941A (en) | 2013-12-18 |
| CN103452941B CN103452941B (en) | 2016-06-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| 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 (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1011988A (en) * | 1963-03-14 | 1965-12-01 | Slumberland Group Ltd | Wire bending machine |
| JPS6178523A (en) * | 1984-09-25 | 1986-04-22 | Fujii Chiyokusenki Seisakusho:Kk | Producing device of regular size straight member |
| 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 |
-
2013
- 2013-09-11 CN CN201310413960.6A patent/CN103452941B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1011988A (en) * | 1963-03-14 | 1965-12-01 | Slumberland Group Ltd | Wire bending machine |
| JPS6178523A (en) * | 1984-09-25 | 1986-04-22 | Fujii Chiyokusenki Seisakusho:Kk | Producing device of regular size straight member |
| 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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| Publication number | Publication date |
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| CN103452941B (en) | 2016-06-22 |
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