CN220060073U - Annular steel belt tensioning and deviation rectifying servo control integrated valve group - Google Patents
Annular steel belt tensioning and deviation rectifying servo control integrated valve group Download PDFInfo
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- CN220060073U CN220060073U CN202321623216.4U CN202321623216U CN220060073U CN 220060073 U CN220060073 U CN 220060073U CN 202321623216 U CN202321623216 U CN 202321623216U CN 220060073 U CN220060073 U CN 220060073U
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- 238000010586 diagram Methods 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 3
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Abstract
The utility model provides an annular steel belt tensioning and deviation rectifying servo control integrated valve bank, wherein a first connecting port of an electromagnetic stop valve is communicated with a rodless cavity of a driving oil cylinder; the second connecting port of the electromagnetic stop valve is communicated with the A port of the electromagnetic reversing valve; the P port of the electromagnetic directional valve is communicated with the first connecting port of the pressure reducing overflow valve; the T port of the electromagnetic directional valve is communicated with the second connection port of the pressure reducing overflow valve and the T port of the servo proportional valve and is used as the T port of the integrated oil circuit block; the P port of the servo proportional valve is communicated with the third connecting port of the pressure reducing overflow valve and is used as the P port of the integrated oil circuit block; and an A port of the servo proportional valve is communicated with a rod cavity of the driving oil cylinder. According to the utility model, the oil leakage risk is reduced while the hydraulic connecting pipeline is reduced, and the maintenance efficiency of the later-stage hydraulic system is improved, so that the maintenance cost is reduced.
Description
Technical Field
The utility model relates to the technical field of conveying equipment, in particular to an annular steel belt tensioning and deviation rectifying servo control integrated valve group.
Background
The steel belt tensioning and deviation rectifying hydraulic system adopted by the traditional annular steel belt conveying equipment is excessively large in volume, complicated in pipeline connection and easy to leak oil, the deviation rectifying effect is not obvious when tensioning, and the hydraulic system is very inconvenient to maintain and overhaul. The integration level of the hydraulic valve in the steel belt tensioning deviation correcting hydraulic system adopted by the traditional annular steel belt conveying equipment is not high, so that the volume of the whole hydraulic system is too huge due to the increase of an external connecting pipeline, most of the used hydraulic valves are mainly provided with conventional electromagnetic valves, pipelines connected with oil ports of all valves are mainly provided with hydraulic hoses, the hydraulic hoses are made of rubber materials, the service life is not long under severe environment and working conditions, oil leakage is easy, and once oil leaks in the pipelines, the control pressure of the hydraulic system can not be reduced to the original design effect, and the environment on a production site is affected.
Disclosure of Invention
Aiming at the defects in the prior art, the utility model aims to provide an annular steel belt tensioning and deviation rectifying servo control integrated valve group.
The utility model provides an annular steel belt tensioning and deviation rectifying servo control integrated valve group, which comprises: the integrated oil circuit block is provided with an electromagnetic reversing valve, a servo proportional valve, an electromagnetic stop valve and a pressure reducing overflow valve;
the first connecting port of the electromagnetic stop valve is communicated with the rodless cavity of the driving oil cylinder; the second connecting port of the electromagnetic stop valve is communicated with the A port of the electromagnetic reversing valve;
the P port of the electromagnetic directional valve is communicated with the first connecting port of the pressure reducing overflow valve; the T port of the electromagnetic directional valve is communicated with the second connection port of the pressure reducing overflow valve and the T port of the servo proportional valve and is used as the T port of the integrated oil circuit block;
the P port of the servo proportional valve is communicated with the third connecting port of the pressure reducing overflow valve and is used as the P port of the integrated oil circuit block; and an A port of the servo proportional valve is communicated with a rod cavity of the driving oil cylinder.
Preferably, the hydraulic control system further comprises a first pressure measuring connector, wherein the pressure measuring connector is arranged on the integrated oil circuit block and is communicated with an A port of the servo proportional valve.
Preferably, the integrated oil circuit further comprises pressure sensors, wherein the pressure sensors are arranged on the integrated oil circuit block and are communicated with an A port of the servo proportional valve and the first pressure measuring connector.
Preferably, the pressure reducing and overflow valve further comprises a second pressure measuring connector, and the second pressure measuring connector is communicated with the first connecting port of the pressure reducing and overflow valve.
Preferably, the integrated oil circuit block further comprises an end through clamping sleeve connector, and the end through clamping sleeve connector is arranged on the integrated oil circuit block.
Preferably, the device also comprises a PLC control component;
the electromagnetic reversing valve, the servo proportional valve, the electromagnetic stop valve and the pressure reducing overflow valve are all electrically connected with the PLC control assembly.
Preferably, the device further comprises a deviation detection assembly, and the deviation detection assembly is electrically connected with the PLC control assembly.
Preferably, the electromagnetic directional valve and the servo proportional valve are mounted on the integrated oil circuit block through mounting screws.
Preferably, the electromagnetic stop valve, the pressure reducing overflow valve, the first pressure measuring joint and the pressure sensor are connected with the integrated oil circuit block through self threads.
Preferably, the end straight-through ferrule joint is connected with the integrated oil circuit block through self threads.
Compared with the prior art, the utility model has the following beneficial effects:
1. the utility model provides a simplified hydraulic system, reduces oil leakage risk while reducing hydraulic connecting pipelines, improves the maintenance efficiency of the later-stage hydraulic system so as to reduce maintenance cost, adopts a servo proportional valve to control the displacement of an oil cylinder with high precision, and improves the deviation rectifying effect while tensioning a steel belt;
2. the connecting oil ports of the integrated valve group are connected by the clamping sleeve connectors, so that the pipeline connection is more convenient; the integrated valve group is high in integration level and small in size, and reduces the pipeline cost while shortening the oil path; the integrated valve group is controlled by a servo proportional valve, so that the control precision is high, the energy conservation is high, the working efficiency is improved, and the production cost is reduced;
3. the utility model can more accurately correct the deviation of the annular steel belt, improves the production efficiency, reduces the external pipeline connection due to the fact that the hydraulic elements are fully integrated on the oil path blocks, reduces the oil leakage risk, is convenient to install, and has lower later maintenance cost.
Drawings
Other features, objects and advantages of the present utility model will become more apparent upon reading of the detailed description of non-limiting embodiments, given with reference to the accompanying drawings in which:
FIG. 1 is a schematic diagram of an annular steel belt tensioning and deviation rectifying servo control integrated valve set;
FIG. 2 is a schematic diagram of a second structure of the annular steel belt tensioning and deviation rectifying servo control integrated valve set of the utility model;
fig. 3 is a schematic diagram of an annular steel belt tensioning and deviation rectifying servo control integrated valve set according to the present utility model.
The figure shows:
pressure sensor 6 of electromagnetic directional valve 1
Integrated oil circuit block 7 of servo proportional valve 2
Straight-through clamping sleeve joint 8 of end of electromagnetic stop valve 3
Second pressure measuring joint 9 of pressure reducing overflow valve 4
The first pressure measuring joint 5 drives the oil cylinder 10
Detailed Description
The present utility model will be described in detail with reference to specific examples. The following examples will assist those skilled in the art in further understanding the present utility model, but are not intended to limit the utility model in any way. It should be noted that variations and modifications could be made by those skilled in the art without departing from the inventive concept. These are all within the scope of the present utility model.
Example 1:
as shown in fig. 1 to 3, this embodiment provides an annular steel belt tensioning and deviation rectifying servo control integrated valve set, including: the integrated oil way block 7 is provided with an electromagnetic directional valve 1, a servo proportional valve 2, an electromagnetic stop valve 3 and a pressure reducing overflow valve 4, wherein a first connecting port of the electromagnetic stop valve 3 is communicated with a rodless cavity of a driving oil cylinder 10, a second connecting port of the electromagnetic stop valve 3 is communicated with an A port of the electromagnetic directional valve 1, a P port of the electromagnetic directional valve 1 is communicated with a first connecting port of the pressure reducing overflow valve 4, a T port of the electromagnetic directional valve 1 is communicated with a second connecting port of the pressure reducing overflow valve 4 and a T port of the servo proportional valve 2, and the electromagnetic directional valve is used as a T port of the integrated oil way block 7, a P port of the servo proportional valve 2 is communicated with a third connecting port of the pressure reducing overflow valve 4 and is used as a P port of the integrated oil way block 7, and the A port of the servo proportional valve 2 is communicated with a rod cavity of the driving oil cylinder 10.
The annular steel belt tensioning and deviation rectifying servo control integrated valve group of the embodiment further comprises an end straight-through clamping sleeve joint 8, and the end straight-through clamping sleeve joint 8 is arranged on the integrated oil circuit block 7. The end straight-through cutting sleeve joint 8 is connected with the integrated oil circuit block 7 through self threads.
The electromagnetic directional valve 1 and the servo proportional valve 2 are mounted on the integrated oil circuit block 7 by mounting screws. The electromagnetic stop valve 3, the pressure reducing overflow valve 4, the first pressure measuring joint 5 and the pressure sensor 6 are connected with the integrated oil circuit block 7 through self threads.
The annular steel belt tensioning and deviation rectifying servo control integrated valve group of the embodiment further comprises a PLC control assembly, and the electromagnetic reversing valve 1, the servo proportional valve 2, the electromagnetic stop valve 3 and the pressure reducing overflow valve 4 are electrically connected with the PLC control assembly. The annular steel belt tensioning and deviation rectifying servo control integrated valve group of the embodiment further comprises a deviation detecting assembly, and the deviation detecting assembly is electrically connected with the PLC control assembly. The deviation detection assembly specifically detects the deviation displacement of the annular steel belt, the deviation displacement is collected by the deviation detection assembly and fed back to the PLC, and the PLC controls the integrated valve group to control the expansion and contraction quantity of the oil cylinder, so that the deviation detection assembly can be a position sensor.
The annular steel belt tensioning and deviation rectifying servo control integrated valve group of the embodiment further comprises a first pressure measuring connector 5, wherein the pressure measuring connector is arranged on the integrated oil circuit block 7 and is communicated with an A port of the servo proportional valve 2. The annular steel belt tensioning and deviation rectifying servo control integrated valve group of the embodiment further comprises pressure sensors 6, the pressure sensors 6 are arranged on the integrated oil circuit block 7, and the pressure sensors 6 are communicated with the A port of the servo proportional valve 2 and the first pressure measuring joint 5. The annular steel belt tensioning and deviation rectifying servo control integrated valve group of the embodiment further comprises a second pressure measuring connector 9, and the second pressure measuring connector 9 is communicated with the first connecting port of the pressure reducing overflow valve 4.
The electromagnetic directional valve 1 and the servo proportional valve 2 are arranged on the integrated oil circuit block 7 through mounting screws. The electromagnetic stop valve 3, the pressure reducing overflow valve 4, the pressure measuring joint 5, the pressure sensor 6 and the end straight-through clamping sleeve joint 8 are connected with the integrated oil circuit block 7 through self threads.
Working principle:
the system pressure of the hydraulic station is regulated according to annular steel belts with different specifications, the starting system is pressurized, all electromagnetic valves are controlled by a PLC control assembly to switch logic, the electromagnetic stop valve 3 is powered, the rodless cavity of the driving oil cylinder 10 is pressurized with an oil inlet P port passage, the servo proportional valve 2 is switched to the first position on the left side, and the rod cavity of the driving oil cylinder 10 is returned with an oil return T port passage; the driving oil cylinder 10 stretches out, and the annular steel belt is tensioned;
the steel belt is deflected in the running process of the equipment, the deflection detection assembly feeds back the steel belt to the PLC control assembly, so that the servo proportional valve 2 is controlled to be switched back and forth between the first position and the third position in a micro-motion mode, and when the servo proportional valve is switched to the third position, as the pressure reducing overflow valve 4 is arranged on the rodless cavity oil way, a pressure difference exists between the system pressure and the rodless cavity all the time, so that the system pressure can push the driving oil cylinder 10 to shrink, and when the driving oil cylinder 10 is retracted, the pressure reducing overflow valve 4 serves as an overflow valve oil return, so that the steel belt deflection is corrected in a high precision.
According to the utility model, the oil leakage risk is reduced while the hydraulic connecting pipeline is reduced, and the maintenance efficiency of the later-stage hydraulic system is improved, so that the maintenance cost is reduced.
In the description of the present utility model, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
The foregoing describes specific embodiments of the present utility model. It is to be understood that the utility model is not limited to the particular embodiments described above, and that various changes or modifications may be made by those skilled in the art within the scope of the appended claims without affecting the spirit of the utility model. The embodiments of the utility model and the features of the embodiments may be combined with each other arbitrarily without conflict.
Claims (10)
1. An annular steel belt tensioning and deviation rectifying servo control integrated valve group, which is characterized by comprising: the integrated oil circuit comprises an integrated oil circuit block (7), wherein an electromagnetic reversing valve (1), a servo proportional valve (2), an electromagnetic stop valve (3) and a pressure reducing overflow valve (4) are arranged on the integrated oil circuit block (7);
the first connecting port of the electromagnetic stop valve (3) is communicated with the rodless cavity of the driving oil cylinder (10); the second connecting port of the electromagnetic stop valve (3) is communicated with the A port of the electromagnetic reversing valve (1);
the P port of the electromagnetic directional valve (1) is communicated with the first connecting port of the pressure reducing overflow valve (4); the T port of the electromagnetic directional valve (1) is communicated with the second connection port of the pressure reducing overflow valve (4) and the T port of the servo proportional valve (2) and is used as the T port of the integrated oil circuit block (7);
the P port of the servo proportional valve (2) is communicated with the third connecting port of the pressure reducing overflow valve (4) and is used as the P port of the integrated oil circuit block (7); an A port of the servo proportional valve (2) is communicated with a rod cavity of the driving oil cylinder (10).
2. The annular steel belt tensioning and deviation rectifying servo control integrated valve group according to claim 1, further comprising a first pressure measuring joint (5), wherein the pressure measuring joint is arranged on the integrated oil circuit block (7), and the pressure measuring joint is communicated with an A port of the servo proportional valve (2).
3. The annular steel belt tensioning and deviation rectifying servo control integrated valve group according to claim 2, further comprising pressure sensors (6), wherein the pressure sensors (6) are all arranged on the integrated oil circuit block (7), and the pressure sensors (6) are all communicated with an A port of the servo proportional valve (2) and the first pressure measuring joint (5).
4. The annular steel strip tensioning and deviation rectifying servo control integrated valve group according to claim 1, characterized by further comprising a second pressure measuring joint (9), wherein the second pressure measuring joint (9) is arranged in communication with the first connection port of the pressure reducing and overflow valve (4).
5. The annular steel belt tensioning and deviation rectifying servo control integrated valve group according to claim 1, characterized by further comprising an end through ferrule joint (8), said end through ferrule joint (8) being arranged on said integrated oil circuit block (7).
6. The integrated annular steel strip tensioning and deviation rectifying servo control valve set according to claim 1, further comprising a PLC control assembly;
the electromagnetic reversing valve (1), the servo proportional valve (2), the electromagnetic stop valve (3) and the pressure reducing overflow valve (4) are electrically connected with the PLC control assembly.
7. The integrated loop-type steel strip tensioning and deviation rectifying servo control valve set according to claim 6, further comprising a deviation detecting assembly, wherein the deviation detecting assembly is electrically connected with the PLC control assembly.
8. The annular steel belt tensioning and deviation rectifying servo control integrated valve group according to claim 1, characterized in that the electromagnetic directional valve (1) and the servo proportional valve (2) are mounted on the integrated oil circuit block (7) through mounting screws.
9. The annular steel belt tensioning and deviation rectifying servo control integrated valve group according to claim 3, characterized in that the electromagnetic stop valve (3), the pressure reducing overflow valve (4), the first pressure measuring joint (5) and the pressure sensor (6) are connected with the integrated oil circuit block (7) through self threads.
10. The annular steel belt tensioning and deviation rectifying servo control integrated valve group according to claim 1, characterized in that the end straight-through ferrule joint (8) is connected with the integrated oil circuit block (7) through self threads.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321623216.4U CN220060073U (en) | 2023-06-25 | 2023-06-25 | Annular steel belt tensioning and deviation rectifying servo control integrated valve group |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321623216.4U CN220060073U (en) | 2023-06-25 | 2023-06-25 | Annular steel belt tensioning and deviation rectifying servo control integrated valve group |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220060073U true CN220060073U (en) | 2023-11-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321623216.4U Active CN220060073U (en) | 2023-06-25 | 2023-06-25 | Annular steel belt tensioning and deviation rectifying servo control integrated valve group |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220060073U (en) |
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2023
- 2023-06-25 CN CN202321623216.4U patent/CN220060073U/en active Active
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