CN103657783A - Hammer type heavy-duty continuous crushing system - Google Patents
Hammer type heavy-duty continuous crushing system Download PDFInfo
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- CN103657783A CN103657783A CN201310660010.3A CN201310660010A CN103657783A CN 103657783 A CN103657783 A CN 103657783A CN 201310660010 A CN201310660010 A CN 201310660010A CN 103657783 A CN103657783 A CN 103657783A
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Abstract
The invention discloses a hammer type heavy-duty continuous crushing system, comprising a conveying apparatus and a crushing apparatus, wherein the conveying apparatus comprises a conveying driver, a conveying transmission device, a conveying box and a frame, the crushing apparatus comprises a crushing driver, a crushing box and a crusher bottom beam, the conveying driver is connected with the conveying transmission device and drives the conveying transmission device to rotate, the conveying transmission device drags heavy chains connected with the conveying transmission device and conveying chain plates connected with the chains so as to further drive materials on the conveying chain plates to horizontally move on a bearing roller apparatus located below the conveying box, a material baffle plate used for preventing overflow of materials is arranged above the conveying chain plates, the conveying driver and the conveying transmission device are supported and fixed by the frame, the crushing driver is fixed on a transition box located on the crushing box and drives crushing gear rollers in the crushing box to rotate, and the crushing box is fixedly supported on the crusher bottom beam. The hammer type heavy-duty continuous crushing system provided by the invention fundamentally overcomes problems in capital investment, equipment movement, etc. of a semi-movable crushing station composed of a plurality of equipment, reduce labor intensity in daily maintenance of equipment and accelerates exploitation of surface mine materials.
Description
Technical field:
The present invention relates to a kind of hammer heavy-load type continuous crushing system that is applicable to open coal mine, surface mine material and mine thing.
Background technology:
At present, the conveying disintegrating apparatus of open coal mine and surface mine material mainly adopts semi-mobile crushing plant equipment, semi-mobile crushing plant equipment is generally by feeding device (drag conveyor or apron conveyor), disintegrating apparatus (double-geared roller crusher or other disintegrating apparatus), conveying equipment (general-purpose type rubber conveyer or other conveying equipment) and relevant steel structure civil engineering combine.In actual use, semi-mobile crushing plant equipment has equipment and capital construction input cost is very high, the installation and debugging cycle is long, place applicability and the shortcoming such as equipment mobility is poor, thereby restricted to a certain extent the fast development of surface mine material exploitation.In order to overcome above-mentioned various shortcoming, develop a kind of novel Crushing Station for imperative.My company has developed just under this background a kind ofly more can be applicable to that opencast mining and cost are low, the few low heavy-load type continuous crushing system of energy consumption of civil engineering.
Summary of the invention:
Technical problem to be solved by this invention is: overcome existing semi-mobile crushing plant input cost high, the installation and debugging cycle is long, the shortcoming that place applicability and equipment mobility are poor, a kind of original feed is provided, broken, discharge is in the hammer heavy-load type continuous crushing system of the formation continuous horizontal Flow of Goods and Materials fragmentation of same horizontal plane, this crushing system has product granularity and the ratio of reduction is adjustable, the ratio of reduction is large, output is high, impact resistance is strong, compact conformation, operate steadily, low-cost, low noise, be convenient to installment and debugging, mobility is high, the advantage requiring without civil engineering steel structure.
The present invention is that the technical scheme that technical solution problem is taked is:
A kind of hammer heavy-load type continuous crushing system, comprise conveying device and breaker, described conveying device and breaker are integrally connected, one end throat-fed that needs the broken non-above-mentioned connection of material self-conveying apparatus, after conveying device conveying and breaker fragmentation, from the other end discharging opening of the non-above-mentioned connection of breaker, carry out discharge, described conveying device comprises feed drive, conveyance, carry casing and frame, described breaker comprises broken driving, broken case and disintegrating machine bottom girder, described feed drive connects and drives described conveyance to be rotated, described conveyance drags the transporting chain plate connecting on connected heavy-duty chain and chain, and then do horizontal movement on the load bearing roller device of drive material above below carrying casing, described transporting chain plate top is provided with the material baffle that prevents that material from overflowing, described feed drive and conveyance are supported fixing by described frame, described broken driving is fixed on the transition casing above described broken case, and the described broken crushing toothed roller driving in described broken case that drives rotates, and described broken case is fixedly supported on described disintegrating machine bottom girder.
Described feed drive comprises the frame of variable-frequency motor, shaft coupling, hollow shaft decelerator and float support, and described variable-frequency motor connects by shaft coupling and drives described reductor to turn round, and variable-frequency motor and decelerator are by the frame support of float support.
Described transport equip comprises driving shaft group, rear axis of guide group, heavy-duty chain, transporting chain plate, load-bearing support roller device, return idler device.The rotation of axis of guide group after driving shaft group drives by the sprocket wheel at its two ends and the engagement of heavy-duty chain; The hollow shaft of the decelerator of driving shaft group and described feed drive is connected and is carried out power transmission by locking plate.
Described conveying casing is to be formed by connecting by some identical baffle plate bolts, is fixed in frame and exceeds the certain height of transporting chain plate, forms a microscler conveying casing above transporting chain plate, and material level run in casing is not outwards flowed out.
Described transporting chain plate is connected with heavy-duty chain by bolt, drives transporting chain plate to do horizontal movement when heavy-duty chain horizontal movement in carrying casing, and while transporting chain plate drags material and carries.
Described frame comprises frame head, frame tail, girder, connection square beam, connects bottom girder, disintegrating machine bottom girder, frame head and frame tail be driving shaft group and the rear axis of guide group of fixed support conveyance respectively, and described connection square beam, connection bottom girder are by two parallel connections of girder;
Described broken driving comprises motor, small belt pulley, motor adjustment seat, motor base (frame) adjusting screw(rod), connects and organize narrow V belt and big belt pulley, together with described motor is linked and packed with motor adjustment seat by bolt, between described small belt pulley and big belt pulley, by company, organizing narrow V belt is connected, by adjusting motor base (frame) adjusting screw(rod), regulate the height of motor adjustment seat, and then the company of adjusting organizes the degree of tightness of narrow V belt;
Described broken case comprises crushing toothed roller, broken casing, upper box cover plate and disintegrating machine bottom girder, described crushing toothed roller comprises discaling roll axle, bearing, discaling roll adjustment seat and crushing teeth, it is inner that described bearing is arranged on discaling roll adjustment seat, described bearing is assemblied on discaling roll axle after locating by discaling roll axle, described bearing carries out outer ring by sealing ring, bearing holder (housing, cover) and outside framework oil seal to be fixed and sealing, and described crushing teeth is assemblied on discaling roll axle by expansion connecting sleeve; Described broken casing below is bolted on disintegrating machine bottom girder, and described disintegrating machine bottom girder below is bolted in conveyer frame; Described broken casing top is provided with upper box cover plate.
Rear axis of guide group end at described conveyance is provided with charging aperture, driving shaft group end is provided with discharging opening; Described conveying casing below is provided with transporting chain plate, heavy-duty chain and load bearing roller device, the horizontal movement on load bearing roller device under the holder of heavy-duty chain is moved of described transporting chain plate and above material; Described feed drive drives the driving shaft group in conveyance to be rotated, driving shaft group drives the sprocket wheel at its two ends and then the heavy-duty chain that driving is meshed with sprocket wheel and the transporting chain plate being connected with heavy-duty chain to do horizontal movement on load bearing roller device, and the material that the transporting chain plate of horizontal movement drags its top moves to discharging opening to reach the object of mass transport from charging aperture; Axis of guide group after described frame tail connects by plain bearing housing, described chain tightener is fixed on frame tail, can change the relative position of rear axis of guide group, to reach the object of tensioning heavy-duty chain by adjusting chain tightener.
Described broken casing one end is connected by high-strength bolt with carrying box back, in broken casing, there is described load bearing roller device, the heavy-duty chain moving horizontally and the transporting chain plate being connected with heavy-duty chain drag the material of its top and carry continuously in broken casing, and the heavy-duty chain of backhaul and transporting chain plate move horizontally on return idler device; Described load bearing roller device is welded on the connection square beam of described frame, and described return idler device is welded on the connection bottom girder of described frame, and described return idler device holds backhaul heavy-duty chain and transporting chain plate carries out level run.
Described load bearing roller device comprises load bearing roller and load bearing roller bottom girder, and some load bearing rollers and load bearing roller bottom girder are connected to form a microscler load bearing roller device, and described load bearing roller device is fixed on and connects on square beam, holds heavy-duty chain level run; Described return idler device comprises carrying roller and carrying roller bottom girder, and some carrying rollers and carrying roller bottom girder are connected to form a microscler return idler device, and described return idler device is fixed on and connects on bottom girder, holds backhaul transporting chain plate level run.
The operation principle of hammer heavy-load type continuous crushing system of the present invention is: variable-frequency motor drives transport equip by feed drive device, and then drive sprocket drives horizontal movement on the heavy-duty chain being meshed with it and the transporting chain plate being connected with the heavy-duty chain load bearing roller device in carrying casing simultaneously, carry the material that the transporting chain plate of horizontal movement in casing drags above it to carry; When the transporting chain plate of horizontal movement and the material that drags are during by broken case, because bulk materials cannot be by the particular space between crushing toothed roller and transporting chain plate, will be subject to gradually the crushing toothed roller in High Rotation Speed just to it knock, shearing, squeezing action, until broken.Be less than the piece material of discharging-material size requirement without just passing through crushing toothed roller through fragmentation, until discharging.By regulating frequency converter frequency to change variable-frequency motor rotating speed, and then change the speed of service of transporting chain plate, can regulate to a certain extent the treating capacity of whole equipment; By regulating the centre-height of crushing toothed roller, can regulate broken discharging-material size to meet different customer demands.
Beneficial effect of the present invention: the present invention is completed initial material feed, fragmentation, discharge on same level of operation face successively by equipment on the same stage, adopt the Flow of Goods and Materials of single direction, form the production system of compact high yield, there is the advantages such as cost is low, compact conformation, the ratio of reduction is large, impact resistance is strong, operate steadily, noise is little.The characteristic of the few steel structure civil engineering of running is installed in addition, make it that site environment is had to extremely strong applicability, reduced largely capital construction expense, fundamentally solved the problem such as fund input, equipment moving of the semi-mobile crushing plant being combined into because of multiple devices, and reduced the labour intensity of regular maintenance equipment, accelerated the exploitation of surface mine material.
Accompanying drawing explanation:
Fig. 1 is structural representation of the present invention;
Fig. 2 is the top view of Fig. 1;
Fig. 3 is the structural representation of feed drive in Fig. 1;
Fig. 4 is the top view of conveyance in Fig. 1;
Fig. 5 is the broken left view driving in Fig. 1;
Fig. 6 is the front view of broken case in Fig. 1.
The specific embodiment:
Below in conjunction with the drawings and specific embodiments, the present invention is further explained and explanation:
Referring to Fig. 1～Fig. 6, a kind of hammer heavy-load type continuous crushing system, comprise conveying device and breaker, conveying device and breaker are integrally connected, one end throat-fed that needs the broken non-above-mentioned connection of material self-conveying apparatus, after conveying device conveying and breaker fragmentation, from the other end discharging opening of the non-above-mentioned connection of breaker, carry out discharge, conveying device comprises feed drive 7, conveyance 2, carry casing 3 and frame, breaker comprises broken driving 1, broken case 8 and disintegrating machine bottom girder, feed drive 7 connects and drives conveyance 2 to be rotated, conveyance 2 drags the transporting chain plate 4 connecting on connected heavy-duty chain 2-2 and chain, and then do horizontal movement above the load bearing roller device 9 of drive material above below carrying casing 3, transporting chain plate 4 tops are provided with the material baffle that prevents that material from overflowing, feed drive 7 and conveyance 2 are supported fixing by frame, broken driving on the 1 transition casing being fixed on above broken case 8, broken driving 1 drives the crushing toothed roller in broken case 8 to rotate, and broken case 8 is fixedly supported on disintegrating machine bottom girder.
Wherein: feed drive 7 comprises variable-frequency motor 7-1, elastic dowel pin shaft coupling 7-2, hollow shaft decelerator 7-3 and float support frame 7-4, variable-frequency motor 7-1 connects by elastic dowel pin shaft coupling 7-2 and drives hollow shaft decelerator 7-3 to turn round, and variable-frequency motor 7-1 and hollow shaft decelerator 7-3 are supported by float support frame 7-4;
Conveyance 2 comprises driving shaft group 2-1, heavy-duty chain 2-2, rear axis of guide group 2-3, chain tightener 2-4, transporting chain plate 4, load bearing roller device 9 and return idler device 10, wherein, it is fixing that 5 couples of driving shaft group 2-1 of frame head support, and after 6 pairs of frame tails, axis of guide group 2-3 supports and fixes; Directive wheel after driving shaft group 2-1 drives by the sprocket wheel at its two ends and the engagement of heavy-duty chain 2-2 on axis of guide group 2-3 rotates, and the hollow shaft of the hollow shaft decelerator 7-3 of driving shaft group 2-1 and feed drive 7 is connected and is carried out power transmission by locking plate;
Carry casing 3 with bolt, to be connected in frame and to form side by side by several identical baffle conveyings, carry the height of casing 3 higher than the height of transporting chain plate 4, the material moving for barrier level flows out to both sides;
Frame comprises frame head 5, frame tail 6, two girders, connects square beam, connects bottom girder and disintegrating machine bottom girder, described in frame head 5 and frame tail 6 difference fixed supports, driving shaft group 2-1 and the rear axis of guide group 2-3 of conveyance 2, connect square beam, connect bottom girder by two parallel connections of girder;
Broken driving 1 comprises motor 1-1, small belt pulley 1-2, motor adjustment seat 1-3, motor base (frame) adjusting screw(rod) 1-4, connects and organize narrow V belt 1-5 and big belt pulley 1-6, together with motor 1-1 is linked and packed with motor adjustment seat 1-3 by bolt, between small belt pulley 1-2 and big belt pulley 1-6, by company, organizing narrow V belt 1-5 is connected, by adjusting motor base (frame) adjusting screw(rod) 1-4, regulate the height of motor adjustment seat 1-3, and then the company of adjusting organizes the degree of tightness of narrow V belt 1-5;
Broken case 8 comprises crushing toothed roller 8-7, broken casing 8-5, upper box cover plate 8-6 and disintegrating machine bottom girder 8-9, crushing toothed roller 8-7 comprises discaling roll axle 8-1, bearing 8-2, discaling roll adjustment seat 8-3 and crushing teeth 8-4, it is inner that bearing 8-2 is arranged on discaling roll adjustment seat 8-3, bearing 8-2 is assemblied on discaling roll axle 8-1 after locating by discaling roll axle 8-1, bearing 8-2 carries out outer ring by sealing ring, bearing holder (housing, cover) and outside framework oil seal to be fixed and sealing, and crushing teeth 8-4 is assemblied on discaling roll axle 8-1 by expansion connecting sleeve 8-8; It is upper that broken casing 8-5 below is bolted on disintegrating machine bottom girder 8-9, and disintegrating machine bottom girder 8-9 below is bolted in conveyer frame; Broken casing 8-5 top is provided with upper box cover plate 8-6.
Rear axis of guide group 2-3 end at conveyance 2 is provided with charging aperture, driving shaft group 2-1 end is provided with discharging opening; Carry casing 3 belows to be provided with transporting chain plate 4, heavy-duty chain 2-2 and load bearing roller device 9, the horizontal movement on load bearing roller device 9 under the holder of heavy-duty chain 2-2 is moved of transporting chain plate 4 and above material; Feed drive 7 drives the driving shaft group 2-1 in conveyance 2 to be rotated, driving shaft group 2-1 drives the sprocket wheel at its two ends and then the heavy-duty chain 2-2 that driving is meshed with sprocket wheel and the transporting chain plate 4 being connected with heavy-duty chain 2-2 to do horizontal movement on load bearing roller device 9, and the material that the transporting chain plate 4 of horizontal movement drags its top moves to discharging opening to reach the object of mass transport from charging aperture; Axis of guide group 2-3 after frame tail 6 connects by plain bearing housing, chain tightener 2-4 is fixed on frame tail 6, can change the relative position of rear axis of guide group 2-3, to reach the object of tensioning heavy-duty chain 2-2 by adjusting chain tightener.
Broken casing 8-5 one end is connected by high-strength bolt with carrying casing 3 rear ends, in broken casing 8-5, there is described load bearing roller device 9, the heavy-duty chain 2-2 moving horizontally and the transporting chain plate 4 being connected with heavy-duty chain 2-2 drag the material of its top and carry continuously in broken casing 8-5, and heavy-duty chain 2-2 and the transporting chain plate 4 of backhaul move horizontally on return idler device 10; Load bearing roller device 9 is welded on the connection square beam of described frame, and return idler device 10 is welded on the connection bottom girder of described frame, and return idler device 10 holds backhaul heavy-duty chain 2-2 and transporting chain plate 4 carries out level run.
Load bearing roller device 9 comprises load bearing roller and load bearing roller bottom girder, and some load bearing rollers and load bearing roller bottom girder are connected to form a microscler load bearing roller device, and load bearing roller device 9 is fixed on and connects on square beam, holds heavy-duty chain 2-2 level run; Return idler device 10 comprises carrying roller and carrying roller bottom girder, and some carrying rollers and carrying roller bottom girder are connected to form a microscler return idler device, and return idler device 10 is fixed on and connects on bottom girder, holds backhaul transporting chain plate 4 and does level run.
The present invention is completed initial material feed, fragmentation, discharge on same level of operation face successively by equipment on the same stage, adopt the Flow of Goods and Materials of single direction, form the production system of compact high yield, there is the advantages such as cost is low, compact conformation, the ratio of reduction is large, impact resistance is strong, operate steadily, noise is little, fundamentally solved the problem such as fund input, equipment moving of the semi-mobile crushing plant being combined into because of multiple devices, and reduced the labour intensity of regular maintenance equipment, accelerated the exploitation of surface mine material.
Claims (5)
1. a hammer heavy-load type continuous crushing system, comprise conveying device and breaker, it is characterized in that: described conveying device and breaker are integrally connected, one end throat-fed that needs the broken non-above-mentioned connection of material self-conveying apparatus, after conveying device conveying and breaker fragmentation, from the other end discharging opening of the non-above-mentioned connection of breaker, carry out discharge, described conveying device comprises feed drive (7), conveyance (2), carry casing (3) and frame, described breaker comprises broken drive (1), broken case (8) and disintegrating machine bottom girder, described feed drive (7) connects and drives described conveyance (2) to be rotated, described conveyance (2) drags the transporting chain plate (4) connecting on connected heavy-duty chain (2-2) and chain, and then do horizontal movement on the load bearing roller device (9) of drive material above below carrying casing (3), described transporting chain plate (4) top is provided with the material baffle that prevents that material from overflowing, described feed drive (7) and conveyance (2) are supported fixing by described frame, described broken drive (1) is fixed on described broken case (8) transition casing above, and described broken drive (1) drives the crushing toothed roller in described broken case (8) to rotate, and described broken case (8) is fixedly supported on described disintegrating machine bottom girder.
2. hammer heavy-load type continuous crushing system according to claim 1, it is characterized in that: described feed drive (7) comprises variable-frequency motor (7-1), elastic dowel pin shaft coupling (7-2), hollow shaft decelerator (7-3) and float support frame (7-4), described variable-frequency motor (7-1) connects by elastic dowel pin shaft coupling (7-2) and drives hollow shaft decelerator (7-3) running, and described variable-frequency motor (7-1) and hollow shaft decelerator (7-3) are supported by float support frame (7-4);
Described conveyance (2) comprises driving shaft group (2-1), heavy-duty chain (2-2), rear axis of guide group (2-3), chain tightener (2-4), transporting chain plate (4), load bearing roller device (9) and return idler device (10), wherein, described frame head (5) supports fixing to driving shaft group (2-1), described frame tail (6) supports fixing to rear axis of guide group (2-3); Directive wheel after described driving shaft group (2-1) drives by the sprocket wheel at its two ends and the engagement of heavy-duty chain (2-2) in axis of guide group (2-3) rotates, and the hollow shaft of the hollow shaft decelerator (7-3) of described driving shaft group (2-1) and described feed drive (7) is connected and is carried out power transmission by locking plate;
Described conveying casing (3) is connected in frame and forms with bolt side by side by several identical baffle conveyings, and the height of described conveying casing (3) is higher than the height of described transporting chain plate (4), and the material moving for barrier level flows out to both sides;
Described frame comprises frame head (5), frame tail (6), two girders, connection square beam, connection bottom girder and disintegrating machine bottom girders, driving shaft group (2-1) and the rear axis of guide group (2-3) of conveyance (2) described in described frame head (5) and frame tail (6) difference fixed support, described connection square beam, connection bottom girder are by two parallel connections of girder;
Described broken drive (1) comprises motor (1-1), small belt pulley (1-2), motor adjustment seat (1-3), motor base (frame) adjusting screw(rod) (1-4), connect and organize narrow V belt (1-5) and big belt pulley (1-6), together with described motor (1-1) is linked and packed with motor adjustment seat (1-3) by bolt, between described small belt pulley (1-2) and big belt pulley (1-6), by company, organizing narrow V belt (1-5) is connected, by regulating motor base (frame) adjusting screw(rod) (1-4) to regulate the height of motor adjustment seat (1-3), and then the company of adjusting organizes the degree of tightness of narrow V belt (1-5),
Described broken case (8) comprises crushing toothed roller (8-7), broken casing (8-5), upper box cover plate (8-6) and disintegrating machine bottom girder (8-9), described crushing toothed roller (8-7) comprises discaling roll axle (8-1), bearing (8-2), discaling roll adjustment seat (8-3) and crushing teeth (8-4), described bearing (8-2) is arranged on discaling roll adjustment seat (8-3) inside, described bearing (8-2) is assemblied on discaling roll axle (8-1) after locating by discaling roll axle (8-1), described bearing (8-2) passes through sealing ring, bearing holder (housing, cover) and outside framework oil seal carry out outer ring to be fixed and sealing, described crushing teeth (8-4) is assemblied on discaling roll axle (8-1) by expansion connecting sleeve (8-8), it is upper that described broken casing (8-5) below is bolted on disintegrating machine bottom girder (8-9), and described disintegrating machine bottom girder (8-9) below is bolted in conveyer frame, described broken casing (8-5) top is provided with upper box cover plate (8-6).
3. hammer heavy-load type continuous crushing system according to claim 2, is characterized in that: rear axis of guide group (2-3) end at described conveyance (2) is provided with charging aperture, driving shaft group (2-1) end is provided with discharging opening; Described conveying casing (3) below is provided with transporting chain plate (4), heavy-duty chain (2-2) and load bearing roller device (9), the horizontal movement on load bearing roller device (9) under the holder of heavy-duty chain (2-2) is moved of described transporting chain plate (4) and above material; Described feed drive (7) drives the driving shaft group (2-1) in conveyance (2) to be rotated, driving shaft group (2-1) drives the sprocket wheel at its two ends and then the heavy-duty chain (2-2) that driving is meshed with sprocket wheel and the transporting chain plate (4) being connected with heavy-duty chain (2-2) to do horizontal movement on load bearing roller device (9), and the material that the transporting chain plate of horizontal movement (4) drags its top moves to discharging opening to reach the object of mass transport from charging aperture; Axis of guide group (2-3) after described frame tail (6) connects by plain bearing housing, described chain tightener (2-4) is fixed on frame tail (6), by adjusting chain tightener, can change the relative position of rear axis of guide group (2-3), to reach the object of tensioning heavy-duty chain (2-2).
4. hammer heavy-load type continuous crushing system according to claim 2, it is characterized in that: described broken casing (8-5) one end is connected by high-strength bolt with carrying casing (3) rear end, in broken casing (8-5), there is described load bearing roller device (9), the heavy-duty chain moving horizontally (2-2) and the transporting chain plate (4) being connected with heavy-duty chain (2-2) drag the material of its top and carry continuously in broken casing (8-5), the heavy-duty chain of backhaul (2-2) and transporting chain plate (4) move horizontally on return idler device (10), described load bearing roller device (9) is welded on the connection square beam of described frame, described return idler device (10) is welded on the connection bottom girder of described frame, and described return idler device (10) holds backhaul heavy-duty chain (2-2) and transporting chain plate (4) carries out level run.
5. hammer heavy-load type continuous crushing system according to claim 4, it is characterized in that: described load bearing roller device (9) comprises load bearing roller and load bearing roller bottom girder, some load bearing rollers and load bearing roller bottom girder are connected to form a microscler load bearing roller device (9), described load bearing roller device (9) is fixed on and connects on square beam, holds heavy-duty chain (2-2) level run; Described return idler device (10) comprises carrying roller and carrying roller bottom girder, some carrying rollers and carrying roller bottom girder are connected to form a microscler return idler device (10), described return idler device (10) is fixed on and connects on bottom girder, holds backhaul transporting chain plate (4) level run.
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| CN201310660010.3A CN103657783A (en) | 2013-12-10 | 2013-12-10 | Hammer type heavy-duty continuous crushing system |
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| CN104858007A (en) * | 2015-06-04 | 2015-08-26 | 中煤张家口煤矿机械有限责任公司 | Electric direct drive toothed-roll type continuous crushing device for fully mechanized mining face transportation unloading zone |
| CN104971933A (en) * | 2015-06-25 | 2015-10-14 | 陈星宏 | Double-cylinder gravity-type waste material crushing device |
| CN108855392A (en) * | 2018-06-19 | 2018-11-23 | 河南省振源科技有限公司 | Three-level one sandstone crushing system |
| CN114713331A (en) * | 2022-03-24 | 2022-07-08 | 南昌矿机集团股份有限公司 | Plate-chain combined type crusher with adjustable crushing ratio |
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| CN203591835U (en) * | 2013-12-10 | 2014-05-14 | 新乡市振源机械设备有限责任公司 | Hammer type heavy-duty continuous crushing system |
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| CN104858007A (en) * | 2015-06-04 | 2015-08-26 | 中煤张家口煤矿机械有限责任公司 | Electric direct drive toothed-roll type continuous crushing device for fully mechanized mining face transportation unloading zone |
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