CN203473974U - Efficient automated double-arm-rack blended stacking machine - Google Patents
Efficient automated double-arm-rack blended stacking machine Download PDFInfo
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- CN203473974U CN203473974U CN201320379575.XU CN201320379575U CN203473974U CN 203473974 U CN203473974 U CN 203473974U CN 201320379575 U CN201320379575 U CN 201320379575U CN 203473974 U CN203473974 U CN 203473974U
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Abstract
The utility model discloses an efficient automated double-arm-rack blended stacking machine, which is mainly used for conveying bulk materials, and comprises two centering mechanisms, two front arm racks, two belt conveyors, two pitching mechanisms, a gate seat, a walking mechanism, a three-way hopper, an upper structure, a balancing mechanism, a supporting frame, a cab, a lubricating system and a tail trolley, and is provided with symmetric double-arm-rack structures. When materials are discharged to the three-way hopper by a material field belt conveyor through a tail trolley discharge hopper, a movable material plate is pushed to a corresponding position by an electric push rod of the three-way hopper for conveying the fed materials to the belt conveyors on the front arm racks, and discharging the materials to the material field through discharge hoppers of the centering mechanisms at the front ends of the front arm racks, so that respective operation and simultaneous operation of stacking of materials in two material fields are realized. Meanwhile, the efficient automated double-arm-rack blended stacking machine is safe and efficient, the idling waste and the maintenance cost are reduced, and the degree of automation is high.
Description
Technical field
The utility model relates to a kind of bulk cargo handling equipment, relates in particular to stocker.
Background technology
Stocker is a kind of high efficiency equipment that bulk material is carried out to continuous windrow operation, is applied to the ground such as metallurgy, harbour, mine, carries out the windrow operation of the materials such as coal, coke, ore, salt.The technological design of existing stock ground is that supplied materials is delivered to stocker by ground belt conveyer, and then makes bank to stock ground, and it and car unloader and stock ground sealing-tape machine etc. form a system, can make the stacking operation of stock ground material intactly realize mechanization.
Be mainly to take surely arm-type stocker, swinging stocker as main at present, fixed arm-type stocker can only be for the stock ground windrow of fixing a point, and stock ground space utilization is limited.The problems such as swinging stocker can turn round to realize the windrow to left and right two stock grounds by the left and right of swing type mechanism, and this mode of operation existence can not realize the windrow operations simultaneously of two stock grounds, complex structure, maintenance is inconvenient, energy consumption is high.In addition, existing stocker is communicated by letter simply at the scene with between master control room, and all more backward at aspects such as centralized monitoring, machine operation, personnel's configuration, working environment, data sharings, automation mechanized operation level is not high.
With twin spans two heaps, be made as example, in domestic bulk cargo handling system technique, the configuration of equipment is generally: 2 can pitching single-cantilever stocker add 2 mix formula reclaimer, 1 revolution cantilever stocker adds 2 and mixes formula reclaimer.Like this, concerning equipment user, may when heap material extracting operation, occur that part machine vacancy rate is too high, early investment large, run and later maintenance difficulty problem in stock ground.
For solution is reduced investment outlay, the bulk cargo of simplicity of design carrying problem, ZL200810234547 provides the technical scheme of the cancellation mixed-windrowed locomotive out of shape track adjacent with blending reclaimer; ZL201110025507 provides a kind of process of bulk cargo handling system, rail-mounted stocker is located in multispan stock ground, first in a stock ground, carry out material extracting operation, after material extracting operation in this piece stock ground completes, rail-mounted reclaimer is travelled to the transfer car(buggy) of end, stock ground, by transfer car(buggy), rail-mounted reclaimer is transported in other stock grounds in multispan stock ground and proceeds material extracting operation.These prior aries are all that solution path is found in the aspects such as the capable layout of rail from stock ground, the optimization collocation of machine.
In order to solve above-mentioned series of problems, realize minimum operating cost and the most efficient windrow feeding, be necessary to innovate improvement from the structure design of equipment self, therefore seek a kind of stocker and can realize windrow is carried out in single stock ground, can realize again simultaneously to two stock grounds simultaneously the efficient mixed-windrowed locomotive of windrows become pursuing a goal of these those skilled in the art.
Utility model content
The utility model is for the deficiencies in the prior art, propose a kind of efficient automation both arms frame mixed-windrowed locomotive, it is mainly comprised of 13 parts such as two centering bodies, two front jibs, two belt feeders, two luffing mechanisms, gate seat, running mechanism, threeway hopper, topside, equalizing gear and bracing frames, driver's cab, lubricating system, trailer, electrical controls.
In the utility model, running mechanism is arranged on ground rail, and gate seat is connected on running mechanism with high strength bolt; Front jib is both arms shelf structure, is articulated with gate seat top, and two jibs are arranged symmetrically with along track centerline; Centering body, belt feeder are installed on front jib, and luffing mechanism oil cylinder one end is fixed on gate seat, and the other end is positioned at front jib back segment; Topside is positioned at gate seat top, and threeway hopper is arranged in topside, is positioned at trailer hopper below, and is positioned at two belt feeder midways location; Equalizing gear is positioned at topside top, and one end adopts steel rope and front jib front portion to be connected, and the steel rope other end is connected with clump weight by pulley, and clump weight is up-and-down movement under the guiding of guide rod; Driver's cab is arranged on a side of gate seat, and lubricating system is that motion parts is lubricated, and trailer is transported to yard by ground belt supplied materials.
The utility model adopts advanced control technology, by sensor element collection site luffing angle, material stack height, walk that line position, belt are partially sliding, material flow data and other signals, PLC carries out computing according to the various signals that detect, control stocker cantilever elevation, blanking to medium action, realize the increasingly automated of equipment.The timing monitoring that has cue between stacker-reclaimer and Central Control Room, can realize the unattended operation of equipment.
Running mechanism described in the utility model is comprised of four groups of identical running trucks of structure.Energy disperser is equipped with in its bogie frame front portion, and there is anchoring device centre, and rail clamping device tool is equipped with at rear portion, is arranged on walking rails.Running mechanism is arranged on walking rails, is positioned at machine orlop, is bearing the weight of entire machine.Running mechanism is driven by three-in-one reductor, adopts the mode of frequency control to divide work speed (at a slow speed) and two kinds of modes of shunting speed (fast) to move by direction along ng a path.Transmission process is three-in-one retarder-middle carrier gear-adhesion wheel group.
Described gate seat is the main load bearing component of whole machine, mainly by box beam, forms four leg structures, is arranged on running mechanism, and Hydraulic Station is installed on lower platform, and upper mounting plate is installed driver's cab etc.; Gate seat is the symmetrical structure of halved body, adopts high strength bolt to connect.With bolts between gate seat and running mechanism.It is good that this structural shape and connection mode have structure stress situation, and safe reliability is high, reduces welding and weldquality testing cost, the prestress that can not make the residual welding of gate seat produce.
Described front jib is symmetrical both arms shelf structure, can be designed to according to the difference in stock ground the jib of different windrow radiuses, and both connect and be placed on the supporting leg on gate seat top with hinged-support respectively, and centered by track centerline, dos-à-dos is arranged symmetrically with.At front jib front end, be provided with ultrasonic transduter, when stockpile reach a certain height, it can send signal, and luffing mechanism can be raised certain altitude by front jib automatically, realizes windrow automation, and the setting height(from bottom) of ultrasonic transduter regulates according to field condition.In front jib both sides, be provided with anti-collision switch, it is comprised of spring, pull switch, adapter plate etc.When the utility model equipment and blending reclaimer replace in stock ground, if while colliding with blending reclaimer claw or other obstacle, the signal that can give the alarm, and rapid cutting electromechanical source, machine quits work, and the installation length of anticollision device can regulate according to field condition.
Described belt feeder is jib belt conveyer, electrical motor, band brake wheel hydraulic coupler, retarder, driving drum, bend pulley, upper and lower carrying roller, gravity tensioning device, load-transfer device, tape sweeper etc., consist of, belt feeder is installed on above-mentioned two front jib; Load-transfer device unidirectional operation, for this security of system is effectively worked, is provided with the safety guards such as sideslip warning, the warning of skidding, bidirectional pull switch, aligning carrier roller, swabbing pig.Type of drive is motor-band brake wheel hydraulic coupler-retarder-driving drum.
Described centering body is comprised of discharge hopper, steel rope, changed course pulley yoke, assembly pulley, fixed support etc., and steel rope follow mechanism is comprised of assembly pulley, changed course pulley yoke, fixed support and steel rope.By self angle that regulates steel wire length and steel rope follow mechanism to realize discharge hopper, can change along with the Angulation changes of front jib, make the blanking port center of discharge hopper all the time facing to stock ground longitudinal centerline, even to guarantee stone.
Described luffing mechanism is comprised of Hydraulic Station, oil cylinder etc., and Hydraulic Station is installed on gate seat lower platform, and oil cylinder two ends connect jib free bearing and gate seat free bearing.Upper free bearing is positioned at the back segment of front jib, and lower free bearing is positioned at gate seat top, by the flexible luffing that realizes jib of oil cylinder; Adopt two oil cylinder synchronous workings.Meanwhile, oil cylinder upper and lower cavity adopts hydraulic control one-way valve, prevents interior leakage and causes front jib to decline, and affects Blending Efficiency of Blending and complete machine safety.
Described driver's cab is arranged on a side of gate seat, and by walking on stage and ladder, operating personal can arrive the various piece of machine.Driver's cab position can guarantee that operator's sight line is good, the layout of driver's cab can make operator convenient, fast, operate exactly.
Described topside is comprised of upper brace and four supporting legs, for guaranteeing safe operation, upper brace adopts the box beam structure from medial section, segmentation place adopts high strength bolt to connect, four legs adopt up-narrow and down-wide structure, best stressed to realize, for guaranteeing the stability of each supporting leg, with shaped steel by each supporting leg respectively with upper mounting plate diagonal brace, adopt leg-of-mutton rock-steady structure and be respectively arranged with to be easy to upper and lower stair and to guarantee safe table balustrade.
Described equalizing gear is mainly comprised of steel structure platform, pulley, steel rope, clump weight, guide rod etc., and is arranged on bracing frame.
Described trailer is fixed type list trailer structure, mainly trailer girder, trailer platform, front frame, front and back support, railing, hopper, low pressure substation, walking wheel, carrying roller, bend pulley, ladder etc., consists of.At the lower position place of trailer, be equipped with and cross over ladder; The afterbody of trailer is designed with the anti-roller that wafts of two-wheel, and in the time of preventing ground belt conveyer startup, adhesive tape takeoffs; On trailer platform, place the devices such as power slick line device and low pressure substation, water tank.On trailer platform, be provided with good walkway, be convenient to install, overhaul all parts on trailer frame.
Described threeway magazine attachment is arranged on topside platform, elevating hopper, hopper, movable flitch, position signal switch, Electrohydraulic push rod etc., consists of, and should confirm windrow direction during windrow, and movable flitch is placed on tram.
Described lubricating system, its primary lubricant mode is thin oil lubricant and dry oil lubrication.Except retarder adopts thin oil lubricant, all the other all adopt intelligent grease lubricating system.
In the utility model, material unloads to threeway hopper through trailer discharge hopper through stock ground belt conveyer, and shift movable flitch onto corresponding position by the electric pushrod of threeway hopper, supplied materials is transported on front jib epithelium band machine, and the discharge hopper of the centering body by front jib front end unloads to stock ground, can realize difference operation and operation simultaneously that two stock ground materials are stacked.
Great innovation of the present utility model is to change and automation application by structural shape, has realized that homo-effect is good, stock ground process load is large, structure is advanced, the beneficial effects such as degree of automation is high, equipment unattended operation.By the structure design of both arms frame and hinged a large amount of employings, avoided the prestress that in conventional art, welding process produces to concentrate the supporting condition causing bad, symmetrically arranged both arms frame and four leg structures make the mixed-windrowed locomotive of Heavy Weight stressed more balanced, reduced substantially the not steady phenomenon producing in operational process, the probability that makes machine run-off the straight, collapses so that occur serious accident diminishes.The material flow data of ultrasonic transduter, anticollision device, centering body gathers, the anti-bias anti-skid device of belt transport, without up-to-date technologys such as very fast variable frequency adjustment, make system automation degree of the present utility model be far superior to traditional mixed-windrowed locomotive, and operate steadily, windrow and conveying are very efficient, and process load is large.
Accompanying drawing explanation
Fig. 1 is the front view of the utility model both arms frame mixed-windrowed locomotive.
Fig. 2 is the lateral plan of the utility model both arms frame mixed-windrowed locomotive.
Mark wherein, 1 centering body; 2 front jibs; 3 belt feeders; 4 luffing mechanisms; 5 gate seats; 6 running mechanisms; 7 threeway hoppers; 8 topsides; 9 equalizing gears and bracing frame; 10 driver's cabs; 11 lubricating systems; 12 trailers.
The specific embodiment
For technological means, creation characteristic that the utility model is realized, reach object and effect is easy to understand, below in conjunction with concrete diagram, further set forth the utility model.
Fig. 1 is the front view of both arms frame mixed-windrowed locomotive of the present utility model; Fig. 2 is the left view of the utility model both arms frame mixed-windrowed locomotive.A kind of efficient automation both arms frame mixed-windrowed locomotive, comprise two centering bodies (1), two front jibs (2), two belt feeders (3), two luffing mechanisms (4), gate seat (5), running mechanism (6), threeway hopper (7), topside (8), equalizing gear and bracing frame (9), driver's cab (10), lubricating system (11), trailer (12), wherein running mechanism (6) is arranged on ground rail, and gate seat (5) is connected on running mechanism (6) with high strength bolt; Front jib (2) is both arms shelf structure, is articulated with gate seat (5) top, and two jibs (2) are arranged symmetrically with along track centerline; It is upper that centering body (1), belt feeder (3) are installed on front jib (2), and it is upper that gate seat (5) is fixed in luffing mechanism (4) oil cylinder one end, and the other end is positioned at front jib (2) back segment; Topside (8) is positioned at gate seat (5) top, and it is upper that threeway hopper (7) is arranged on topside (8), is positioned at trailer (12) hopper below, and is positioned at two belt feeders (3) midway location; Equalizing gear and bracing frame (9) are positioned at topside (8) top, and one end adopts steel rope and front jib (2) front portion to be connected, and the steel rope other end is connected with clump weight by pulley, and clump weight is up-and-down movement under the guiding of guide rod; Driver's cab (10) is arranged on a side of gate seat (5), and lubricating system (11) is for motion parts is lubricated, and trailer (12) is transported to yard by ground belt supplied materials, is placed with power slick line device and low pressure substation, water tank etc. on it.
In the present embodiment by ultrasonic transduter, material detector, anti-bias sensor, the various sensor element collection site of anti-skidding sensor luffing angle, material stack height, walk that line position, belt are partially sliding, material flow data and other signals, PLC carries out computing according to the various signals that detect, the action of control stocker, realizes equipment automatization.
During the present embodiment work, first the front jib (2) of non-working side should be faced upward to maximum position place, then start belt feeder (3), restart stock ground belt conveyer.Material unloads to threeway hopper (7) through trailer (12) discharge hopper through stock ground belt conveyer, and shift movable flitch onto corresponding position by the electric pushrod of threeway hopper (7), supplied materials is transported on the belt feeder (3) on front jib (2), and the discharge hopper of the centering body (1) by front jib (2) front end unloads to stock ground, material detects by the material detector on belt feeder (3); While having material, signal lag occurs and start running mechanism (6), complete machine is longitudinal along stock ground, in given length range, with positive and negative two kinds of friction speeds windrow that goes and back running.When the high 0.5m of the every heap of stockpile, by detection and the luffing mechanism in electric protection (4) of front jib (2) ultrasonic transduter, to control, front jib (2) is raised 0.5m thereupon; The windrow that now goes and back running does not interrupt.After each luffing, element testing after testing, microcomputer is controlled running mechanism (6) segment distance that shrinks back, and starting point end material is utilized.In each amplitude changing process, the corresponding angle that turns of blanking port of the discharge hopper of centering body (1), to guarantee that blanking port center is all the time facing to stock ground longitudinal centerline, thereby guarantees each bed of material laying evenly.Said process goes round and begins again, until pile a predetermined stockpile.
More than show and described groundwork of the present utility model, principal character and advantage of the present utility model; the technical personnel of the industry should be understood; the utility model is not restricted to the described embodiments; that in above-described embodiment and specification sheets, describes just illustrates principle of the present utility model; do not departing under the prerequisite of the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed the utility model.The claimed scope of the utility model is defined by appending claims and equivalent thereof
.
Claims (9)
1. an efficient automation both arms frame mixed-windrowed locomotive, comprise two centering bodies, two front jibs, two belt feeders, two luffing mechanisms, gate seat, running mechanism, threeway hopper, topside, equalizing gear and bracing frames, driver's cab, lubricating system, trailer, it is characterized in that running mechanism is arranged on ground rail, gate seat is connected on running mechanism with high strength bolt; Front jib is both arms shelf structure, is articulated with gate seat top, and two jibs are arranged symmetrically with along track centerline; Centering body, belt feeder are installed on front jib, and luffing mechanism oil cylinder one end is fixed on gate seat, and the other end is positioned at front jib back segment; Topside is positioned at gate seat top, and threeway hopper is arranged in topside, is positioned at trailer hopper below, and is positioned at two belt feeder midways location; Equalizing gear and bracing frame are positioned at topside top, and one end adopts steel rope and front jib front portion to be connected, and the steel rope other end is connected with clump weight by pulley, and clump weight is up-and-down movement under the guiding of guide rod; Driver's cab is arranged on a side of gate seat, and lubricating system is that motion parts is lubricated, and trailer is transported to yard by ground belt supplied materials.
2. a kind of efficient automation both arms frame mixed-windrowed locomotive according to claim 1, it is characterized in that described running mechanism is comprised of four groups of identical running trucks of structure, energy disperser is equipped with in bogie frame front portion, there is anchoring device centre, rail clamping device tool is equipped with at rear portion, be arranged on walking rails, by three-in-one reductor, driven, adopt frequency control way direction along ng a path to divide work speed and two kinds of modes of shunting speed to move.
3. a kind of efficient automation both arms frame mixed-windrowed locomotive according to claim 1, is characterized in that described gate seat forms four leg structures by box beam, is arranged on running mechanism, on its lower platform, Hydraulic Station is installed, and driver's cab is installed on upper mounting plate; Gate seat is the symmetrical structure of halved body, adopts high strength bolt to connect, with bolts between gate seat and running mechanism.
4. a kind of efficient automation both arms frame mixed-windrowed locomotive according to claim 1, it is characterized in that described front jib is both arms shelf structure, according to stock ground situation, be designed to the jib of different length, two front jibs connect and are placed on the supporting leg on gate seat top with hinged-support respectively, and centered by track centerline, dos-à-dos is arranged symmetrically with; The front end of front jib is provided with ultrasonic transduter, when stockpile reach a certain height, can send signal, and luffing mechanism can be raised certain altitude by front jib automatically, realizes windrow automation; The both sides of front jib arrange the anticollision device being comprised of spring, pull switch, adapter plate, while replacing in stock ground and when blending reclaimer claw or other obstacle are collided, the signal that can give the alarm, and rapid cutting electromechanical source, quit work machine.
5. a kind of efficient automation both arms frame mixed-windrowed locomotive according to claim 1, it is characterized in that described belt feeder is comprised of electrical motor, band brake wheel hydraulic coupler, retarder, driving drum, bend pulley, upper and lower carrying roller, gravity tensioning device, load-transfer device, tape sweeper, is installed on unidirectional operation on front jib; Belt feeder is provided with deflection warning device, the warning device that skids, bidirectional pull switch, aligning carrier roller.
6. a kind of efficient automation both arms frame mixed-windrowed locomotive according to claim 1, it is characterized in that described centering body comprises discharge hopper, steel rope, changed course pulley yoke, assembly pulley, fixed support, assembly pulley, changed course pulley yoke, fixed support and steel rope form steel rope follow mechanism, by regulating self angle that steel wire length and steel rope follow mechanism realize discharge hopper to change with the Angulation changes of front jib, make the blanking port center of discharge hopper all the time facing to stock ground longitudinal centerline.
7. a kind of efficient automation both arms frame mixed-windrowed locomotive according to claim 1, it is characterized in that described luffing mechanism is comprised of Hydraulic Station, oil cylinder, Hydraulic Station is installed on gate seat lower platform, oil cylinder two ends connect jib free bearing and gate seat free bearing, wherein go up the back segment that free bearing is positioned at front jib, lower free bearing is positioned at gate seat top, by the luffing of jib before the flexible realization of oil cylinder; Luffing mechanism adopts two oil cylinder synchronous workings, and oil cylinder upper and lower cavity adopts hydraulic control one-way valve, prevents that interior leakage from causing front jib to decline, and affects Blending Efficiency of Blending and complete machine safety.
8. a kind of efficient automation both arms frame mixed-windrowed locomotive according to claim 1, is characterized in that described driver's cab is arranged on a side of gate seat, is provided with and walks on stage and ladder; Described topside is comprised of upper brace and four supporting legs, upper brace adopts the box beam structure from medial section, segmentation place adopts high strength bolt to connect, four legs adopt up-narrow and down-wide structure, with shaped steel by each supporting leg respectively with upper mounting plate diagonal brace, adopt leg-of-mutton rock-steady structure and be respectively arranged with to be easy to upper and lower stair and to guarantee safe table balustrade; Described equalizing gear is comprised of steel structure platform, pulley, steel rope, clump weight, guide rod, is arranged on bracing frame; Described threeway magazine attachment is arranged on topside platform, elevating hopper, hopper, movable flitch, position signal switch, Electrohydraulic push rod, consists of, and confirms windrow direction during windrow, and movable flitch is placed on tram.
9. a kind of efficient automation both arms frame mixed-windrowed locomotive according to claim 1, it is characterized in that described trailer is fixed type list trailer structure, trailer girder, trailer platform, front frame, front and back support, railing, hopper, low pressure substation, walking wheel, carrying roller, bend pulley, ladder, consist of, be equipped with and cross over ladder at its lower position place; Afterbody is designed with the anti-roller that wafts of two-wheel, and in the time of preventing ground belt conveyer startup, adhesive tape takeoffs; On platform, place power slick line device and low pressure substation, water tank, and be provided with walkway.
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| CN201320379575.XU CN203473974U (en) | 2013-06-28 | 2013-06-28 | Efficient automated double-arm-rack blended stacking machine |
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| CN201320379575.XU CN203473974U (en) | 2013-06-28 | 2013-06-28 | Efficient automated double-arm-rack blended stacking machine |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103303692A (en) * | 2013-06-28 | 2013-09-18 | 湖南长重机器股份有限公司 | Efficient automatic stocker with two-arm brackets for blending evenly |
| CN104355131A (en) * | 2014-10-24 | 2015-02-18 | 中交第三航务工程勘察设计院有限公司 | Bulk material piling machine for two-way incoming material stockpiling port and method for piling two-way incoming materials on storage yard |
| CN106144667A (en) * | 2016-08-16 | 2016-11-23 | 江苏嘉德重工有限公司 | A kind of cantilever stocker centralising device |
| CN106697978A (en) * | 2017-03-22 | 2017-05-24 | 南通奥普机械工程有限公司 | Caterpillar type folding conveying stacker |
| CN107161718A (en) * | 2017-06-09 | 2017-09-15 | 首钢京唐钢铁联合有限责任公司 | Walking and stacking system |
| CN109279377A (en) * | 2018-08-14 | 2019-01-29 | 上海正宏农牧机械设备有限公司 | A kind of silage taking machine |
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2013
- 2013-06-28 CN CN201320379575.XU patent/CN203473974U/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103303692A (en) * | 2013-06-28 | 2013-09-18 | 湖南长重机器股份有限公司 | Efficient automatic stocker with two-arm brackets for blending evenly |
| CN103303692B (en) * | 2013-06-28 | 2015-12-02 | 湖南长重机器股份有限公司 | A kind of automation both arms frame mixed-windrowed locomotive efficiently |
| CN104355131A (en) * | 2014-10-24 | 2015-02-18 | 中交第三航务工程勘察设计院有限公司 | Bulk material piling machine for two-way incoming material stockpiling port and method for piling two-way incoming materials on storage yard |
| CN106144667A (en) * | 2016-08-16 | 2016-11-23 | 江苏嘉德重工有限公司 | A kind of cantilever stocker centralising device |
| CN106144667B (en) * | 2016-08-16 | 2019-03-26 | 江苏嘉德重工有限公司 | A kind of cantilever stocker centralising device |
| CN106697978A (en) * | 2017-03-22 | 2017-05-24 | 南通奥普机械工程有限公司 | Caterpillar type folding conveying stacker |
| CN106697978B (en) * | 2017-03-22 | 2023-12-15 | 南通奥普机械工程有限公司 | Crawler-type folding conveying stacker |
| CN107161718A (en) * | 2017-06-09 | 2017-09-15 | 首钢京唐钢铁联合有限责任公司 | Walking and stacking system |
| CN107161718B (en) * | 2017-06-09 | 2019-11-29 | 首钢京唐钢铁联合有限责任公司 | Walking and stacking system |
| CN109279377A (en) * | 2018-08-14 | 2019-01-29 | 上海正宏农牧机械设备有限公司 | A kind of silage taking machine |
| CN109279377B (en) * | 2018-08-14 | 2022-08-23 | 上海正宏农牧机械设备有限公司 | Silage reclaimer |
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