CN2581285Y

CN2581285Y - Caterpillar walking device for feeding crusher

Info

Publication number: CN2581285Y
Application number: CN 02255812
Authority: CN
Inventors: 樊运平; 马丽; 常雅丽; 白桂文; 姜翎雁; 宋恩泽; 段国华; 贾有生; 韦文术; 于向东; 石忠良; 徐爱敏
Original assignee: TAIYUAN BRANCH OF COAL SCIENTIFIC RESEARCH GENERAL INST
Current assignee: TAIYUAN BRANCH OF COAL SCIENTIFIC RESEARCH GENERAL INST
Priority date: 2002-12-02
Filing date: 2002-12-02
Publication date: 2003-10-22
Anticipated expiration: 2012-12-02

Abstract

The utility model relates to a caterpillar walking device for a feeding crusher, which is mainly composed of a machine frame, a hydraulic motor, a speed reducer, a drive sprocket, a caterpillar, a tensioning oil cylinder, a height-adjustable oil cylinder and a guide wheel. The utility model uses a high power hydraulic transmission system and a caterpillar traveling design to make the crusher automatically complete operations of moving forward, retreating and turning by utilizing the self mechanical power. The caterpillar walking device for a feeding crusher is free from limitation of surface features, and has the advantages of free walking, flexible turning, high traveling speed, short time, stable and safe running, and convenient operation. The utility model is an ideal automatic walking device for the feeding crusher.

Description

The cterpillar drive of feeding crushing machine

Technical field

The utility model is a kind of cterpillar drive of down-hole coal excavation feeding crushing machine, is the corollary equipment of down-hole house column type coal-cutting machinery, belongs to the design of coal-cutting machinery equipment component and the technical field of manufacturing.

Background technology

The feeding crushing machine is one of important corollary equipment in the galianconism house column type coal mining activity under the coal mine, and it and continuous miner, anchor pole drill carriage, coal car and the supporting use of belt conveyer realize coal breakage, coaling, supporting, fragmentation, coal conveyer toolization; The effect of feeding crushing machine is with the coal bulk crushing under adopting, and imports in the belt conveyer uniformly, and follows the preceding and then mobile of coalcutter closely, to reduce the non-cutting time in the operation.

The crusher that uses at the long-armed driving surface crossheading of mining mostly is hammer or jaw formula, these two kinds of equipment volume are huge, and the structure heaviness often moves difficulty, exploitation velocity is fast more, travel frequency is high more, so moving of the equipment of kind also become a great problem, meets narrow, the turning in tunnel, more give to move and cause a lot of troubles, and poor stability, so the mobile important topic that has become this equipment of feeding crushing machine, the passing method of past usefulness, tractive method can not satisfy modernized coal mining activity needs far away.

In recent years, external feeding crushing machine is usually used in house column type galianconism exploitation driving surface, the Lang Aidao company of the U.S. for example, Jeffree company, Fu Er checks in the crusher of company's development, their common feature is that front equipment end is accepted material from coalcutter, broken back mass transport to belt feeder, has caterpillar belt structure, removable, but a lot of deficiencies are arranged in use, 1030 type feeding crushing machines of Lang Aidao company for example, bucket capacity is little, and breaking capacity is low, particularly traveling gear is more backward, adaptive capacity to the uneven and ponding of base plate during walking is relatively poor, and shifting time is longer, and the speed of travel is slow, the Homes Using TV of the whole system of influence, the damageable HM Hydraulic Motor of 1030 type crusher running gears, the valve group, also there is certain problem in the supply of spare parts such as pipeline, and the cycle is long, brings very big inconvenience to operation and maintenance, the price height rises productive costs.

Summary of the invention

Goal of the invention of the present utility model, be exactly at disadvantages of background technology, design a kind of crawler self running gear of new type hydraulic transmission, to improve the serviceability of running gear, make the feeding crushing machine in underworkings, can finish integral body voluntarily and advance, retreat, turn, accelerate moving velocity, reduce shifting time, be not subjected to that surface irregularity, ponding influence, the mobile operating of finishing safe and reliable, easy to operate freely.

The utility model is made up of left and right two running parts, the identical symmetry of structure, and keystone configuration has; Frame, transmission device, HM Hydraulic Motor, driving chain rifle, retarder, crawler belt, tensioning hydro-cylinder, adjust high cylinder, track adjusting wheel; In the front portion of frame 4 HM Hydraulic Motor 1 is housed, HM Hydraulic Motor 1 connects retarder 3, and driving chain rifle 2 is equipped with in retarder 3 outsides, and driving chain rifle 2 connects crawler belt 5, and tensioning hydro-cylinder 7 is equipped with at the rear portion of frame 4, and tensioning hydro-cylinder 7 connects crawler belt 5, track adjusting wheel 8; Crawler belt 5 is forming cycle of rotation on nog plate 11, following nog plate 12, sprocket wheel 2, the track adjusting wheel 8 on the frame 4; Bilateral symmetry in frame 4 is equipped with adjust high cylinder 6, otic placode 28; Gusset piece 9 on the frame 4, mounting hole 10 connect big frame 77; The oil inlet and outlet 34,35 of HM Hydraulic Motor 1 connects hydraulic efficiency pressure system 85; HM Hydraulic Motor 1 by connect dish 31, bolt 56 connects with frame 4; Drive sprocket 2 by connect dish 32, bolt 47 connects with retarder 3.

Described frame 4 is made up of upper and lower nog plate, long and short gusset, upper and lower cover plate, horizontal bar plate, gusset piece, guide plate; Between last nog plate 11, following nog plate 12, upper cover plate 13, the lower cover 14

horizontal bar plate

22,23,24,25,26,27 is arranged, and combine as a whole, become integral support with short gusset 15, long gusset 16; On the nog plate 12 gusset piece 9 being housed down, gusset 19, mounting hole 10 are arranged on the gusset piece 9; The

riser

20,21 of installation is arranged in the both sides of frame 4, and installing on the riser 20 has mounting

groove

29,89, and installing on the riser 21 has automatically controlled plate 30; The afterbody of frame 4 has guide plate 17; Otic placode 28 is heightened in the both sides of frame 4; Tensioning plate 18 is arranged on horizontal bar plate 26.

Described transmission device is made up of HM Hydraulic Motor, retarder, drive sprocket, crawler belt, HM Hydraulic Motor 1 connects retarder 3, by passing in and out bent mouthful 34,35 UNICOM's hydraulic efficiency pressure systems 85, connecing on the HM Hydraulic Motor 1 coiled 31, is fixed on the frame 4 by screw 42, bolt 56; Be equipped with on the housing 90 on the retarder 3 and connect dish 32, connect dish 32 and cooperate connection, fixedly mount by screw 43, bolt 47 with the endoporus 37 of drive sprocket 2; Castellated shaft 44 is arranged in the retarder 3, and castellated shaft 44 connects with HM Hydraulic Motor 1.

Described crawler tensioning oil cylinder 7, the outside is a cylinder sleeve 48, the inside is a piston rod 49, and cooperate connection, and dust boot 50, seal closure 51,52 are arranged in cylinder sleeve 48 left ends, cylinder sleeve 48 right flanks have oil inlet and outlet 53, there is mounting hole 54 cylinder sleeve 48 right parts, mounting hole 54 connects with tensioning ear 18 on the frame 4, and there is mounting hole 55 left part of piston rod 49, and mounting hole 55 connects with room groove 71, pin-and-hole 70 on the track adjusting wheel 8.

Described track adjusting wheel 8 is made up of roller, Shaft assembly, channel for oiling; It is

roller

61,62 that 63, two in axle connection cover is arranged at the middle part of axle 64; Axle 64 left ends have the oil circuit 68 in lubricating cup 67 axises in parallel, and right-hand member has mounting plane 69; On the axle connection cover 63 pin-and-hole 70, room groove 71 are arranged, and connect with mounting hole 55 on the tensioning hydro-cylinder 7; Axle sleeve 65,93 is arranged in the roller 61, and by screw 91 lockings, the outside is by packing ring 74, collar 76 is fixing; Axle sleeve 66,94 is arranged in the roller 62, and by screw 92 lockings, the outside is fixing by packing ring 73, collar 75.

The utility model is compared with background technology has tangible advance, it has adopted the large-power hydraulic driving system, the crawler type of not having the deadweight wheel moves design, used infinite variable speed HM Hydraulic Motor, epicyclic reduction gear, drive sprocket, tensioning hydro-cylinder, adjust high cylinder, track adjusting wheel, circulating crawler belt and high strength frame, make the feeding crushing machine in the down-hole coal excavation operation, can utilize the mechanical power of self, finish whole reach voluntarily, retreat, turn, be not subjected to the restriction of tunnel surface irregularity and ponding, walking freely, turn to flexibly, accelerated moving velocity, reduced shifting time, this device operates steadily, safe and reliable, easy to operate, also can be used for moving voluntarily of other main equipments, is the running gear of desirable feeding crushing machine.

Description of drawings

Fig. 1 is a cterpillar drive integral structure front view

Fig. 2 is a cterpillar drive integral structure birds-eye view

Fig. 3 is the frame front view

Fig. 4 is a frame plan

Fig. 5 is walking drive mechanism figure

Fig. 6 is the retarder front view

Fig. 7 is the retarder lateral plan

Fig. 8 is the drive sprocket front view

Fig. 9 is the drive sprocket lateral plan

Figure 10 is crawler tensioning cylinder structure figure

Figure 11 is the adjust high cylinder constructional drawing

Figure 12 is the wheel design front view

Figure 13 is the A-A section-drawing of Figure 12

Figure 14 is caterpillar belt structure figure

Figure 15 is the B-B section-drawing of Figure 14

Figure 16 is the position front view of running gear on crusher

Figure 17 is the position birds-eye view of running gear on crusher

Shown in the figure, the piece number inventory is as follows:

1, HM Hydraulic Motor, 2, drive sprocket, 3, retarder, 4, frame, 5, crawler belt, 6, adjust high cylinder, 7, tensioning hydro-cylinder, 8, track adjusting wheel, 9, gusset piece, 10, mounting hole, 11, last nog plate, 12, following nog plate, 13, upper cover plate, 14, lower cover, 15, short gusset, 16, long gusset, 17, guide plate, 18, the tensioning otic placode, 19, gusset, 20, riser is installed, 21, riser is installed, 22, the horizontal bar plate, 23, the horizontal bar plate, 24, the horizontal bar plate, 25, the horizontal bar plate, 26, the horizontal bar plate, 27, the horizontal bar plate, 28, heighten otic placode, 29, mounting groove, 30, automatically controlled plate, 31, connect dish, 32, connect dish, 33, bolt, 34, oil inlet and outlet, 35, oil inlet and outlet, 36, screw, 37, mounting hole, 38, caterpillar block, 39, turning cylinder, 40, chain link, 41, sprocket, 42, screw, 43, screw, 44, castellated shaft, 45, connecting pore, 46, connecting pore, 47, bolt, 48, cylinder sleeve, 49, piston rod, 50, dust ring, 51, seal ring, 52, seal ring, 53, oil inlet and outlet, 54, mounting hole, 55, mounting hole, 56, bolt, 57, cylinder sleeve, 58, piston rod, 59, mounting hole, 60, mounting hole, 61, roller, 62, roller, 63, axle connection cover, 64, axle, 65, axle sleeve, 66, axle sleeve, 67, lubricating cup, 68, oil circuit, 69, attachment face, 70, pin-and-hole, 71, the room groove, 72, ring washer, 73, packing ring, 74, packing ring, 75, collar, 76, collar, 77, big frame, 78, head, 79, broken driving system, 80, broken assembly, 81, messenger chain, 82, hopper, 83, tail, 84, delivery chute, 85, hydraulic efficiency pressure system, 86, lubricating system, 87, electric-control system, 88, scraper chain, 89, mounting groove, 90, housing, 91, pin, 92, pin, 93, axle sleeve, 94, axle sleeve.

Embodiment

Below in conjunction with accompanying drawing the utility model is done further narration.

Shown in Fig. 1,2, running gear transmission of power driving process is a HM Hydraulic Motor 1-retarder 3-drive sprocket 2-crawler belt 5; Running gear is made up of left running part and right running part, is installed in the crusher middle part, and left and right sides running part structure is identical, and symmetry is installed, and is identical two cover independent transmission systems, can regulate and control direction of travel and speed respectively; To keep certain tension force during crawler travel, must not Tai Songtai tight, by tensioning hydro-cylinder 7 regulation and control; In frame 4 outsides one of adjust high cylinder is arranged respectively, be contained in down on the nog plate 12, use during walking; Track adjusting wheel connects tensioning hydro-cylinder 7 at the afterbody of frame 4; HM Hydraulic Motor 1, retarder 3, drive sprocket 2 are power resources, connect to install firmly.

Shown in Fig. 3,4, frame 4 will be made of the good alloy structureal steel of intensity, and each nog plate, cover plate, riser, gusset all adopt welding manner to connect, and is must welded and installed firm, and each position of strict control.

Shown in Fig. 5,6,7,8,9, driving device is the key of walking, and power demand is big, running is steady, stepless change; Have castellated shaft 44 to connect between HM Hydraulic Motor 1 and the retarder 3, connecing on the dish 31 has a plurality of installation screws 42 and high strength bolt 56 to connect with frame 4; Retarder 3 is planetary gear reducers, and body skin 90 rotates on castellated shaft 44, and connecing on the dish 32 on the housing 90 has a plurality of installation screws 43 and high strength bolt 47, installs and fixes together with drive sprocket 2, and sprocket wheel 2 connects crawler belt 5;

Hole

45,46 on the end face is a mounting hole; The body skin 90 that HM Hydraulic Motor 1 drives on the retarder 3 rotates, and drives drive sprocket 2 rotations on it, and sprocket wheel 2 drives crawler belts 5 cycle rotations, and crusher is whole to be moved thereby drive.

Shown in Figure 10,11, cylinder sleeve 48, piston rod 49 on the tensioning hydro-cylinder 7 match, and produce power by oil inlet and outlet 53 input and output fluid, and promotion piston rod 49 advances or retreats, and plays tension; Mounting hole 55 connects track adjusting wheel 8, and mounting hole 54 connects frame 4; 50 dustproof effect of dust ring, seal ring 51,52 can adopt axle to enclose good sealing effect with Te Kangge; Adjust high cylinder 6 is installed on the otic placode 28, connects by mounting hole 59,60 and frame 4 and big frame 77, the whole height of scalable, make walk and during mode of operation the position reasonable.

Shown in Figure 12,13, track adjusting wheel 8 mainly has been guiding turning effect, connects with tensioning hydro-cylinder 7 by pin-and-hole 70, room poor 71, and

roller

61,62 will roll freely on axle 64, and channel for oiling 68 is unimpeded, and each part wants that intensity is good, hardness is high.

Shown in Figure 14,15, crawler belt 5 is an assembly type, makes of the alloy structureal steel that intensity is good, and chain link 40 will cooperate flexibly with turning cylinder 39, and ring washer 72 will be gone up the jail, must not become flexible.

Shown in Figure 16,17, crusher is anterior for head 78, middle part are big frame 77, middle for delivery chute 84, a side are that broken driving system 79, one sides are power hydraulic system 85, lubricating system 86, electric-control system 87, bottom are that scraper chain 88, rear portion are tail 83, hopper 82; Running gear is contained in two at the middle part of crusher, connects with big frame 77 by the mounting hole on the gusset piece 9 10; Left and right sides running part is wanted symmetry, independent hydraulically controlled transmission, and unified regulation and control, action is coordinated mutually, and left and right sides running gear connects with hydraulic efficiency pressure system 85 by hydraulic circuit, connects with lubricating system 86 by pipeline; Electric-control system 87 control integral power switches.

The cterpillar drive using method is as follows:

Power hydraulic system, lubricating system, traveling gear and complete machine all are in stop position and quasi-operating status.

Power-on, start hydraulic efficiency pressure system, adjust high cylinder transfers to the appropriate location, the tensioning hydro-cylinder tensioning, and running part HM Hydraulic Motor delivering oil simultaneously to the left and right, lubricating system is started working simultaneously.

Straight ahead is operated left and right sides HM Hydraulic Motor clockwise direction simultaneously and is rotated, and the drive sprocket that drives simultaneously on the retarder clockwise rotates, and drives the crawler belt rotation, and complete machine advances.

Straight line retreats, and handles left and right sides HM Hydraulic Motor anticlockwise motion simultaneously, drives sprocket wheel and rotates counterclockwise, and drive the crawler belt rotation, and complete machine retreats.

Turnon left, the left side running part stops, the right side crawler travel, track adjusting wheel thereupon Rotation With Changing to.

Right-hand corner, the right side running part stops, left track walking, track adjusting wheel thereupon Rotation With Changing to.

Sharply turning, inboard traveling crawler retreats, and outside traveling crawler advances, and can obtain less Turning radius, and track adjusting wheel is thereupon.

Advance, retreat, turn finish after, close down power hydraulic system, each one is returned to the home position, thereby has finished whole operation process.

Claims

1, a kind of cterpillar drive of feeding crushing machine, form by left and right two running parts, the identical symmetry of structure, keystone configuration has: frame, transmission device, HM Hydraulic Motor, driving chain rifle, retarder, crawler belt, tensioning hydro-cylinder, adjust high cylinder, track adjusting wheel; In the front portion of frame (4) HM Hydraulic Motor (1) is housed, HM Hydraulic Motor (1) connects retarder (3), driving chain rifle (2) is equipped with in retarder (3) outside, driving chain rifle (2) connects crawler belt (5), tensioning hydro-cylinder (7) is equipped with at the rear portion of frame (4), and tensioning hydro-cylinder (7) connects crawler belt (5), track adjusting wheel (8); Crawler belt (5) is gone up in the last nog plate (11) of frame (4), following nog plate (12), sprocket wheel (2), track adjusting wheel (8) and is formed cycle of rotation; Bilateral symmetry in frame (4) is equipped with adjust high cylinder (6), otic placode (28); Gusset piece (9), mounting hole (10) on the frame (4) connect big frame (77); The oil inlet and outlet (34) of HM Hydraulic Motor (1), (35) connect hydraulic efficiency pressure system (85); HM Hydraulic Motor (1) by connect dish (31), bolt (56) connects with frame (4); Drive sprocket (2) by connect dish (32), bolt (47) connects with retarder (3).

2, the cterpillar drive of feeding crushing machine according to claim 1 is characterized in that described frame (4) is made up of upper and lower nog plate, long and short gusset, upper and lower cover plate, horizontal bar plate, gusset piece, guide plate; Between last nog plate (11), following nog plate (12), upper cover plate (13), the lower cover (14) horizontal bar plate (22), (23), (24), (25), (26), (27) are arranged, and combine as a whole, become integral support with short gusset (15), long gusset (16); On the nog plate (12) gusset piece (9) being housed down, gusset (19), mounting hole (10) are arranged on the gusset piece (9); Installation riser (20), (21) are arranged in the both sides of frame (4), and installing on the riser (20) has mounting groove (29), (89), and installing on the riser (21) has automatically controlled plate (30); The afterbody of frame (4) has guide plate (17); Otic placode (28) is heightened in the both sides of frame (4); Tensioning plate (18) is arranged on horizontal bar plate (26).

3, the cterpillar drive of feeding crushing machine according to claim 1, it is characterized in that described transmission device is made up of HM Hydraulic Motor, retarder, drive sprocket, crawler belt, HM Hydraulic Motor (1) connects retarder (3), by passing in and out bent mouthful of (34), (35) UNICOM hydraulic efficiency pressure system (85), connecing dish (31), be fixed on the frame (4) on the HM Hydraulic Motor (1) by screw (42), bolt (56); Be equipped with on the housing (90) on the retarder (3) and connect dish (32), connect dish (32) and cooperate connection, by screw (43), bolt (47) fixed installation with the endoporus (37) of drive sprocket (2); Castellated shaft (44) is arranged in the retarder (3), and castellated shaft (44) connects with HM Hydraulic Motor (1).

4, the cterpillar drive of feeding crushing machine according to claim 1, it is characterized in that described crawler tensioning oil cylinder (7), the outside is cylinder sleeve (48), the inside is piston rod (49), and cooperation connects, in cylinder sleeve (48) left end dust boot (50) is arranged, seal closure (51), (52), cylinder sleeve (48) right flank has oil inlet and outlet (53), there is mounting hole (54) cylinder sleeve (48) right part, mounting hole (54) connects with tensioning ear (18) on the frame (4), there is mounting hole (55) left part of piston rod (49), the room groove (71) on mounting hole (55) and the track adjusting wheel (8), pin-and-hole (70) connects.

5, the cterpillar drive of feeding crushing machine according to claim 1 is characterized in that described track adjusting wheel (8) is made up of roller, Shaft assembly, channel for oiling; At the middle part of axle (64) axle connection cover (63) is arranged, both sides are roller (61), (62); Axle (64) left end has the oil circuit (68) in lubricating cup (67) axis in parallel, and right-hand member has mounting plane (69); Axle connection cover has pin-and-hole (70), room groove (71) on (63), and connects with mounting hole (55) on the tensioning hydro-cylinder (7); Axle sleeve (65), (93) are arranged in the roller (61), and by screw (91) locking, the outside is by packing ring (74), collar (76) is fixing; Axle sleeve (66), (94) are arranged in the roller (62), and by screw (92) locking, the outside is fixing by packing ring (73), collar (75).