CN204757721U - Air -operated controller's mechanical stock rod - Google Patents
Air -operated controller's mechanical stock rod Download PDFInfo
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- CN204757721U CN204757721U CN201520547750.0U CN201520547750U CN204757721U CN 204757721 U CN204757721 U CN 204757721U CN 201520547750 U CN201520547750 U CN 201520547750U CN 204757721 U CN204757721 U CN 204757721U
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- stock rod
- cylinder
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- rod
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Abstract
The utility model provides an air -operated controller's mechanical stock rod, comprises a wire rope, the machinery stock rod, magenetic exchange valve, cylinder and assembly pulley, the top of machinery stock rod is equipped with first fixed pulley, magenetic exchange valve is connected with the cylinder, one of them end connector of this magenetic exchange valve seals, the cylinder level is fixed in mechanical stock rod side, the assembly pulley is including being located movable pulley and the second fixed pulley between cylinder and the mechanical stock rod, movable pulley fixed mounting is in the tailpiece of the piston rod of cylinder, wire rope one end is fixed in piston rod of the cylinder's dead ahead, and walk around the movable pulley in proper order, second fixed pulley and first fixed pulley, the other end and mechanical stock rod upper end are fixed. The air -operated controller's mechanical stock rod of this structure through the lift of magenetic exchange valve and cylinder control machinery stock rod, can mention mechanical stock rod to the high position of kiln according to the instruction is accurate, and is slow steady during decline to follow the charge level to descend together, it is accurate reliable, eliminated the uneven problem of the ejection of compact that arouses owing to mechanical stock rod trouble basically.
Description
Technical field
The utility model relates to Mechanical course field, is specifically related to a kind of mechanical stock rod of pneumatic control.
Background technology
At present, the very useful level-sensing device of existing shaft furnace kiln normally adopts the hoisting system of a set of Frequency Converter Control to control the operation of mechanical stock rod, namely bottom kiln, installs a little hoist engine, is controlled the lifting of mechanical stock rod by steel wire rope (about 20m).
But, machinery stock rod is in hot environment, bad environments, when kiln starts material loading or discharging, control system need control the lifting of mechanical stock rod by comparatively meticulous electric current, and obtain distance by master controller, due to distant, often the mechanical stock rod of generation has put in place is that steel wire rope unclamps, hoist engine is also continuing to transfer, cause according to the material level on kiln top to control load, the unequal problem of discharging to be occurred, have impact on the production of kiln.
Summary of the invention
The utility model provides a kind of mechanical stock rod of pneumatic control, to solve the control of existing machinery stock rod due to distant, occur mechanical stock rod put in place and elevator also continuation below, cause kiln cannot according to kiln top machinery stock rod to control the shortcomings such as load.
The technical scheme that the utility model adopts is:
A kind of mechanical stock rod of pneumatic control, comprise a steel wire rope and a mechanical stock rod, the top of machinery stock rod is provided with the first fixed pulley, the mechanical stock rod of this pneumatic control also comprises solenoid directional control valve, cylinder and assembly pulley, described solenoid directional control valve is connected with cylinder, wherein one end tab closure of this solenoid directional control valve, described cylinder level is fixed on described mechanical stock rod side, described assembly pulley comprises movable pulley between described cylinder and mechanical stock rod and the second fixed pulley, described movable pulley is fixedly installed in the tailpiece of the piston rod of described cylinder, the dead ahead of described cylinder piston rod is fixed in described steel wire rope one end, and walk around movable pulley successively, second fixed pulley and the first fixed pulley, the other end and mechanical stock rod upper end are fixed.
Particularly, the stroke of above-mentioned mechanical stock rod is 1200mm, and the range of cylinder is 600mm.
Further, the anterior joint of above-mentioned cylinder is provided with the tracheae of this solenoid directional control valve of connection, and above-mentioned tail cylinder joint is also provided with a noise elimination control valve.
Again further, the mechanical stock rod of above-mentioned pneumatic control also comprises a PLC, above-mentioned cylinder piston rod joint is provided with a proximity switch to interval, the side 10cm of its range, and above-mentioned solenoid directional control valve and all proximity switches are all connected with PLC.
From the above-mentioned description to the utility model structure, compared to the prior art, the utility model tool has the following advantages:
1, the mechanical stock rod of the pneumatic control of this structure, the lifting of mechanical stock rod is controlled by solenoid directional control valve and cylinder, accurately mechanical stock rod can be mentioned the high position to kiln by instruction, slowly steady during decline, and decline together with charge level, accurately reliable, substantially eliminate the problem of the discharging inequality caused due to mechanical stock rod fault.
2, the mechanical stock rod of the pneumatic control of this structure, steel wire rope is connected with cylinder piston rod by fixed pulley and movable pulley, makes the shift motion of cylinder shorten half, reduces the requirement of cylinder, improve the positioning precision of mechanical stock rod simultaneously.
3, the mechanical stock rod of the pneumatic control of this structure, interval, the side 10cm in cylinder piston rod joint to its range is provided with a proximity switch, and PLC can read the height of material level in real time.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the utility model embodiment, carry out clear, complete description to the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on embodiment of the present utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
With reference to Fig. 1, a kind of mechanical stock rod of pneumatic control, comprises mechanical stock rod 1, steel wire rope 2, solenoid directional control valve 3, cylinder 4, assembly pulley and PLC 6.Wherein, the stroke of mechanical stock rod 1 is 1200mm, and the top of mechanical stock rod 1 is provided with the first fixed pulley 7.Cylinder 4 level is fixed on the side of mechanical stock rod 1, and the range of this cylinder 4 piston rod is 600mm, and this anterior joint of cylinder 4 is provided with a tracheae 8, and solenoid directional control valve 3 is connected with cylinder 4 by this tracheae 8, wherein one end tab closure of this solenoid directional control valve 3.Cylinder 4 pigtail connection place is also provided with a noise elimination control valve 9, and this noise elimination control valve 9 can the retraction speed of control cylinder 4, realizes slowly hoisting of mechanical stock rod 1.
Continue with reference to Fig. 1, above-mentioned assembly pulley comprises movable pulley 51 between cylinder 4 and mechanical stock rod 1 and the second fixed pulley 52, wherein, movable pulley 51 is fixedly installed in the tailpiece of the piston rod of cylinder 4, the dead ahead of cylinder 4 piston rod is fixed in steel wire rope 2 one end, and walk around movable pulley 51, second fixed pulley 52 and the first fixed pulley 7 successively, the upper end of the other end and mechanical stock rod 1 is fixed.Above-mentioned cylinder 4 piston rod attachment place is provided with a proximity switch 10 to interval, the side 10cm of its range, and above-mentioned solenoid directional control valve 3 and all proximity switches 10 are all connected with PLC 6.
Composition graphs 1, the workflow of the utility model machinery stock rod is as follows:
One, during mechanical stock rod rising operation
1, by solenoid directional control valve 3, compressed air is imported the air inlet of cylinder 4 leading section, promote piston rod retraction, drive movable pulley 51 to move 60cm, the corresponding lifting 1.2m of mechanical stock rod 1.
2, during cylinder retraction, during retraction, can control cylinder 1 retraction speed by noise elimination control valve 9 aperture of control cylinder 4 afterbody, realize the slow rising of mechanical stock rod 1.
Two, during mechanical stock rod test operation
1, cut off the connection of compressed air and cylinder 4 by solenoid directional control valve 3, cylinder 4 leading section is communicated with air.
2, mechanical stock rod 1 stretches out at self gravitation effect drop-down dynamic air cylinder 4 piston rod, and mechanical stock rod 1 stops after dropping to and encountering charge level, and by being arranged on the proximity switch 10 on piston rod side, PLC 6 can read present controlling level.
3, during discharging, mechanical stock rod 1 is followed charge level and is declined together under self gravitation effect, and in time dropping to bed material position, mechanical stock rod 1 stops declining, and discharge system stops discharging, controls mechanical stock rod 1 rise by PLC 6.
Above are only detailed description of the invention of the present utility model, but design concept of the present utility model is not limited thereto, all changes utilizing this design the utility model to be carried out to unsubstantiality, all should belong to the behavior of invading the utility model protection domain.
Claims (4)
1. the mechanical stock rod of a pneumatic control, comprise a steel wire rope and a mechanical stock rod, the top of described mechanical stock rod is provided with the first fixed pulley, it is characterized in that: also comprise solenoid directional control valve, cylinder and assembly pulley, described solenoid directional control valve is connected with cylinder, wherein one end tab closure of this solenoid directional control valve, described cylinder level is fixed on described mechanical stock rod side, described assembly pulley comprises movable pulley between described cylinder and mechanical stock rod and the second fixed pulley, described movable pulley is fixedly installed in the tailpiece of the piston rod of described cylinder, the dead ahead of described cylinder piston rod is fixed in described steel wire rope one end, and walk around movable pulley successively, second fixed pulley and the first fixed pulley, the other end and mechanical stock rod upper end are fixed.
2. the mechanical stock rod of a kind of pneumatic control as claimed in claim 1, is characterized in that: the stroke of described mechanical stock rod is 1200mm, and the range of cylinder is 600mm.
3. the mechanical stock rod of a kind of pneumatic control as claimed in claim 2, is characterized in that: the anterior joint of described cylinder is provided with the tracheae of the described solenoid directional control valve of a connection, and described tail cylinder joint is also provided with a noise elimination control valve.
4. the mechanical stock rod of a kind of pneumatic control as claimed in claim 3, it is characterized in that: also comprise a PLC, described cylinder piston rod joint is provided with a proximity switch to interval, the side 10cm of its range, and described solenoid directional control valve and proximity switch are all connected with described PLC.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520547750.0U CN204757721U (en) | 2015-07-27 | 2015-07-27 | Air -operated controller's mechanical stock rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520547750.0U CN204757721U (en) | 2015-07-27 | 2015-07-27 | Air -operated controller's mechanical stock rod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204757721U true CN204757721U (en) | 2015-11-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520547750.0U Active CN204757721U (en) | 2015-07-27 | 2015-07-27 | Air -operated controller's mechanical stock rod |
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| CN (1) | CN204757721U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107101692A (en) * | 2016-02-22 | 2017-08-29 | 梁燕龙 | Shaft furnace height display instrument |
| CN110173995A (en) * | 2019-06-06 | 2019-08-27 | 山东凯翔传热科技有限公司 | Pneumatic furnace ramming machine automatic regulating system and its implementation |
| CN114660166A (en) * | 2022-05-20 | 2022-06-24 | 山东固丝德夫金属制品有限公司 | Steel wire rope flaw detection device capable of conveniently and accurately performing flaw detection diagnosis |
-
2015
- 2015-07-27 CN CN201520547750.0U patent/CN204757721U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107101692A (en) * | 2016-02-22 | 2017-08-29 | 梁燕龙 | Shaft furnace height display instrument |
| CN110173995A (en) * | 2019-06-06 | 2019-08-27 | 山东凯翔传热科技有限公司 | Pneumatic furnace ramming machine automatic regulating system and its implementation |
| CN110173995B (en) * | 2019-06-06 | 2024-02-20 | 山东凯翔传热科技有限公司 | Automatic regulating system of pneumatic furnace building machine and implementation method thereof |
| CN114660166A (en) * | 2022-05-20 | 2022-06-24 | 山东固丝德夫金属制品有限公司 | Steel wire rope flaw detection device capable of conveniently and accurately performing flaw detection diagnosis |
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| GR01 | Patent grant |