CN108263961A

CN108263961A - A kind of crane of two suspension end carriage trolleies of band and balance weight

Info

Publication number: CN108263961A
Application number: CN201611266083.4A
Authority: CN
Inventors: 卢统华
Original assignee: Fuzhou Gulou Automatic Equipment Co Ltd
Current assignee: Fuzhou Gulou Automatic Equipment Co Ltd
Priority date: 2016-12-31
Filing date: 2016-12-31
Publication date: 2018-07-10

Abstract

This application discloses a kind of two suspension end carriage trolleies of band and the crane of balance weight, the double girder bridge including carrying end carriage, girder；End carriage both ends are designed with cart actuating device and safety hook；Girder lower track both ends connect car bumper device, and two suspension end carriage trolleies are connected on track；It hangs end carriage trolley and is equipped with rotating mechanism；Sunpender axis lower end in rotating mechanism is connect with cantilever member, upper end connection safety ruler；The cantilever member is into triangular structure；The cantilever beam connects balance weight close to Holder for hanging household utensiles one end；Counterweight changeable on the balance weight；Electric block is connected on the cantilever beam, electric block can be moved along outrigger horizontal；The cantilever beam is in operation outside extended workshop below the girder, and can rotate.

Description

A kind of crane of two suspension end carriage trolleies of band and balance weight

Technical field

This application involves the liftings of two suspension end carriage trolleies of crane field more particularly to a kind of band and balance weight Machine.

Background technology

Existing bridge crane is applied in Workshop, and many machine tools have been controlled in some workshops and have been processed life Production, product and raw material are required for Real-Time Transport to next door workshop or other departments；The suspension hook of crane on workshop is from trolley Upper hang carries out lifting cargo, and trolley can only back and forth be run along crane twin beams, and crane can only be along workshop both sides It is run back and forth across the cart track on column, the cargo range that such crane hook can lift is in two, workshop cart track Within the plane that two-end-point is surrounded, when being in the cargo of this horizontal edge needs lifting, suspension hook just generates oblique pull, then from this The article (such as workshop outdoors, across outer) of far point cannot lift except a plane, can only turn at this time by other transporting equipments Fortune, usually drives workshop by automobile and lifting cargo is carried out under suspension hook, some vehicles are opened to come in this workshop and next door workshop Between be laterally laid with track, trolley special is allowed to reach suspension hook and gets off to join cargo, some is in workshop doorway (or workshop passageway) A special cantilever crane is set up, scheduling is transported through to the cargo except workshop, first cargo is lifted up into and is hung in this workshop crane The place that hook is got at, then again by crane this cargo handling to the other stations in workshop, what is used under this operating mode shows There is bridge crane, cannot directly join cargo with next door workshop, must be brought quite not by other transporting equipment schedule jobs Just, manpower and materials waste is also generated.

Invention content

The application is designed to provide the crane of a kind of two suspension end carriage trolleies of band and balance weight, the crane Can simultaneously by workshop both sides cart support rail beam, this workshop of unloading, can be in vehicle across the cargo in outer next door place directly below Between operation simultaneously outside two end bays, also can be in this workshop in cart running track direction direct unloading cargo in place outdoors, especially The elongate article being suitble to inside and outside handling workshop；It need not be transported by other transporting equipments, improve efficiency；The crane can be low The workshop of roofing uses；The crane is not tumbled, and the cantilever beam rotating speed of the crane can accurately reach user demand.

In order to achieve the above objectives, the application is realized using following technology：

The crane of a kind of two suspension end carriage trolleies of band and balance weight, including double girder bridge 28；The double girder bridge Including end carriage 1, girder 2；It is characterized in that：1 both ends of end carriage are designed with cart actuating device 8 and anti-tipple 11；Institute It states 2 lower section of girder and is equipped with track 21；The track both ends connect car bumper device 70, and position can adjust；Connect on two tracks 21 Connect two suspension end carriage trolleies 3；The suspension end carriage trolley 3 is equipped with rotating mechanism 4；Sunpender axis 42 in the rotating mechanism Lower end is connect with cantilever member 5；Sunpender axis upper end connects safety ruler 583；The cantilever member 5 includes cantilever beam 51, hanging Seat 52, brace 53；The Holder for hanging household utensiles 52 is welded on one end of the cantilever beam 51, the other end and Holder for hanging household utensiles of the cantilever beam Between connect above-mentioned brace 53 and form triangular structure；The cantilever beam connects balance weight 9 close to 52 one end of Holder for hanging household utensiles；Institute State counterweight changeable on balance weight；Electric block 10 is connected on the cantilever beam, electric block can be transported along outrigger horizontal It is dynamic；The cantilever beam is in operation outside extended workshop below the girder, and can rotate.

Wherein, the rotating mechanism 4 include driving device 40, small elevating arc 402, big elevating arc 403, bearing block 41, Sunpender axis 42；The bearing block 41 is fixedly connected on trolley frame 31；The lower end branch sleeve 43 of the inner hole of bearing seat；It is described 42 middle part of sunpender axis is equipped with the shaft shoulder 425；The sunpender axis is connect across 41 center of bearing block with thrust bearing 45；The thrust axis The lower floor held is connected to the top of bearing block, and upper strata is connect with stop nut A44；The stop nut A bands dust cover 441, Stop nut A is connect with sunpender axle thread, and the diameter for passing through bolt 46 across stop nut A and sunpender axis connects；Institute The driving device 40 stated is composed of motor and horizontal speed-reducer, and the driving device is fixed by speed reducer bearing 401 On trolley frame 31；The driving device output shaft is connected to small elevating arc 402, the small elevating arc and big elevating arc 403 External toothing connects, and the big elevating arc is connected on above-mentioned sunpender axis 42.

Wherein, the cantilever member 5 is connected to by flat key 49 and stop nut 9 on the sunpender axis 42 of rotating mechanism； The stop nut and sunpender axis is connected again with bolt 99, and the bolt passes through the straight of stop nut and sunpender axis Diameter.

Wherein, the suspension end carriage trolley 3 includes trolley frame 31, suspension end carriage 32, driving mechanism 34, anti-roller devices 35；The trolley frame 31 is welded into plate structure by steel plate and shaped steel combination, and trolley frame center is provided with assembling window 311 for connecting Connect rotating mechanism；The suspension end carriage 32 is welded into elongate frame structure by two channel steels and steel plate combination；The trolley frame 31 both sides connect above-mentioned suspension end carriage 32 by bolt 36 respectively；The both ends of the suspension end carriage 32 respectively connect the driving mechanism 34；The driving mechanism includes motor 341, driving wheel 342；The driving wheel 342 is with single-wheel edge, and band gear on wheel rim；Two A driving wheel is distributed in the both sides of track 21, and mandrel is fixed on suspension end carriage 32；The motor 341 carries speed reducer And brake, the motor are connected on suspension end carriage 32, motor output shaft shaft with gear；In the tooth shaft and a driving wheel Gear external toothing；Two driving wheels are connected respectively by two excessive gears 343 and transmission shaft 344 and bearing block 345 Get up, be keyed between excessive gear and transmission shaft；Two bearing blocks 345 are fixed below suspension end carriage 32；In trolley 31 both sides of frame connect above-mentioned anti-roller devices 35；The idler wheel 351 of the anti-roller devices is in the centre of above-mentioned suspension end carriage Position and the lower section in track 21.

Wherein, the car bumper device 70 includes left fixed seat 701, right fixed seat 702, buffer 703, the left fixation Seat and right fixed seat are process for casting or with steel plate, and both left fixed seat and right fixed seat symmetrically make；It is described right solid Reservation side opens up clip slot 7021；Threaded hole 7022 is opened up above the clip slot；Bolt and stop nut are connected on threaded hole 704；Side opens up connecting hole 7023 below the clip slot；The right fixed seat opens up buffer peace on the side beside clip slot Fill hole 7024；Two buffers 703 are connected in above-mentioned left fixed seat and right fixed seat；The left fixed seat and the right side Fixed seat is connected to by screw rod 705 and nut on two sides Ji 211 of track.

Wherein, the cart actuating device 8 includes connecting shaft wheel 81, outward flange seat 82, three-in-one speed reducer 83, described Connecting shaft wheel 81 for double wheel rims, connecting shaft wheel center setting through-hole 811 and keyway；The axis of the connecting shaft wheel both sides is stretched 812 respectively connected the inner ring of bearing 84；The outer ring of two bearings is connected in above-mentioned outward flange seat 82；Two institutes The ring flange for stating outward flange seat 82 is connected on the outer wall of 1 head on both sides of end carriage；The three-in-one speed reducer 83 exports Axis 831 is vertical with motor shaft, and output shaft is connected in the through-hole 811 of above-mentioned connecting shaft wheel；On the three-in-one speed reducer side Mounting hole be connected in fixed seat 833 by bolt 832；The fixed seat 833 is flexibly connected with 834 one end of axis pin；It is described 834 other end of axis pin be welded on end carriage side wall.

Wherein, the anti-tipple 11 includes T shapes hook seat 111, L-shaped safety hook 112；The T shapes hook the seat board of seat Mounting hole 1111 is equipped with, the T shapes hook seat and are equipped with lateral slot hole 1112；Above-mentioned L-shaped safety hook includes eave tile 1121, L-shaped Slot hole 1122 is additionally provided on safety hook；The L-shaped safety hook hooks seat with the T shapes by bolt 113 and connect；The L-shaped peace The full eave tile 1121 hooked is connect with the lower surface gap of 12 upper cover plate of cart support rail beam, 121 Ji edge.

Wherein, the safety ruler 583 includes swing rod 5832 and meets and discusses 5831, the 5831 setting cambers of meeting and discussing Shape, the both ends met and discussed are set as symmetric bending shape；Described 5832 one end of swing rod is used for equipped with splined hole 5833 and sunpender The spline tooth end connection of axis.

The advantageous effect of the application is as described below：

Two suspension end carriage trolleies (3) are configured in the application crane, underslung trolley can reach vehicle respectively when needing Between both sides simultaneously operation, improve efficiency；Cantilever beam in suspension end carriage trolley can stretch out between crane locomotive to outdoors or to every Wall workshop directly lifts cargo；Two suspension end carriage trolleies are not only able to be in crane both ends unloading cart running track respectively The cargo in line side workshop, parted hair operation；And it is capable of the next door workshop cargo of unloading cart traffic direction endpoint；Two cantilevers Beam can stretch out operation outside workshop simultaneously, and cooperation is especially facilitated to hang elongated, the soft object of lift, be turned by the difference of two cantilever beams It is dynamic, object handling to suitable position；Because cantilever beam is set to the lower section of suspension end carriage trolley and girder, cantilever beam can pass through It stretches into the direct lifting cargo in next door workshop below support rail beam or can directly stretch out the workshop operation outdoors of cart traffic direction；It hangs After loading object, by movement of the electric block along cantilever beam or the rotation by cantilever member or by hanging end carriage trolley Movement or by the movement of crane or by aforementioned four integrated motion, the cargo of lifting can be hung onto this The place that workshop needs；Turning for other transporting equipments can need not be borrowed when carrying out cargo handing-over outdoors with next door workshop or workshop Fortune improves efficiency.

Cantilever beam one end connects electric block (10) handling weight, other end hanging balancing weight (9), the two in the application A weight balance part can reduce the tilting moment of crane, improve lifting capacity, while increase crane stability and safety Property.

Setting trolley track (21), underslung trolley are suspended on girder track, make below girder in the application crane Its installation space position reduces, and is particularly suitable for roofing with crane apart from small workshop.

Cantilever beam, electric block (10) suspension hook therein are equipped on two underslung trolleys (3) in the application crane With the use of that can facilitate handling elongate article, two cantilever beam common operationals are especially suitable for the elongate article inside and outside handling workshop.

Electric frame (121) is chosen equipped with two groups of moveable lashed cables (123) on the application loading bridge, it is outstanding to two respectively End carriage trolley (3) is hung to power.

End carriage in the application crane sets anti-tipple (11), crane can be avoided to tumble, and ensures safety；When outstanding When arm beam may overload, end carriage upwarps on one side, and the eave tile of L-shaped safety hook can catch on the upper cover plate Ji of cart support rail beam (12) at this time Edge avoids crane from tumbling and ensures safety；Anti- tipple is connected on end carriage, in-site installation convenient construction；It is counter to tumble T shapes on device hook seat (111) and L-shaped safety hook (112) is designed with connection slot hole, in crane in-site installation, convenient for adjusting Relative position is saved, easily installation is in place；When crane end carriage upwarps, hinged cantilever component or mobile electric can be passed through Cucurbit position reduces lift heavy, can change the center of gravity of crane in this way, ensures that stabilization avoids crane from tumbling.

End carriage both ends in the application crane all set cart actuating device, ensure that cart operation is smooth, avoid unilateral Because end carriage may upwarp during driving, driving wheel not rail generate idle running phenomenon；Cart actuating device (8) structure of the application is new It is clever, compact, assembly and disassembly it is convenient；Can by between ring flange and end carriage side wall that the gasket of different-thickness is connected on outward flange seat, The left and right offset distance of wheel center line can be just finely tuned, can alleviate wheel bias in end carriage causes to gnaw rail problem, also can It adjusts the inside and outside circle of bearing and limits elastic problem, solve wheel axial motion phenomenon；Outward flange seat can be pulled out directly from end carriage side Go out, it is possible to replace bearing, it is not necessary to which entire wheel group is unloaded down repair, therefore the ring flange of outward flange seat is connected to outside end carriage Side is conducive to repair bearing；The output shaft of three-in-one speed reducer (be motor, speed reducer, brake three be combined into an equipment) can be with It is flat key axis or splined shaft or double bond axis, according to torque different size situation, rationally coordinates with wheel axis hole；Three in the application Unification speed reducer is flexibly connected by fixed seat with axis pin, had both been secured three-in-one speed reducer in this way, and it had been made not overturn, and energy It is enough allow to ensure three-in-one speed reducer output shaft and wheel concentric running around the micro- swing of axis pin, avoid fixed seat and end Beam rigid connection may cause output shaft decentraction to generate off-axis phenomenon, meanwhile, alleviate electric motor starting, braking generates impact and shakes It is dynamic, protect driving device；The driving device of the application, it is simple in structure without shaft coupling, it from heavy and light, is convenient to mount and dismount, concentricity Good, noise is small, operates steadily.

The driving wheel in suspension end carriage trolley (3) driving mechanism in the application is sleeved on the edge of track (21) both sides Ji, is protected Card trolley is not fallen, so as to ensure that crane is safe to use；A pair of of driving wheel is all driven by motor, and the driving force of operation is big, is passed It is good to pass power effect；It hangs and two sets of driving mechanisms is set on end carriage, being advantageous in that can avoid single drive from being possible to because of trolley on one side Slightly upwarp adhesion wheel not rail and generate can't run phenomenon, double drive ensure that trolley travelling is smooth；Hang end carriage trolley With electric block and rotating mechanism needed for power supply by lashed cable (123), along choosing on electric frame, cable wire rail (124) can be with suspension End carriage trolley runs power supply back and forth.

Driving mechanism is mounted on inside suspension end carriage in the application, and suspension end carriage is whole high when being connect with the track under girder Spend small, entirely suspension end carriage trolley swings small in this way, stablizes；The anti-roller devices set on trolley frame can limit suspension end carriage The trolley degree that upwarps on one side, the idler wheel in anti-roller devices can be pressed in below track (21), on counter suspension end carriage trolley It sticks up, it is smooth so as to which trolley travelling be kept to stablize.

Car bumper device (70) flexible connection on the application middle girder track is in orbit, and position is adjustable, and benefit is to allow The extreme position that underslung trolley is run on crane runway adjusts car bumper device fixed position, now according to workshop condition situation Field flexible modulation, scene do not have to gas cutting and are welded；It is blocked when underslung trolley runs to the limit and by car stop upper bumper, reduces punching It hits, increases trolley travelling safety.

Rotating mechanism in the application is equipped with rotary limit device, by safety ruler (583) and two travel switches (581) Composition, safety ruler are mounted on sunpender axis upper end, and travel switch is mounted on trolley frame upper surface, is more convenient installation and adjustment；Safety ruler (583) when swing rod one end is advantageous in that spline axis connection corresponding on sunpender axis equipped with splined hole (5833), the angle of safety ruler Degree direction is adjusted well, and sunpender axis can be inserted in the direction arbitrarily needed and is fixed, keeps most suitable position；There is rotation Limiting device can avoid cantilever beam from excessively rotating, and the cable (6) of electric block is prevented to be wrapped in Holder for hanging household utensiles in cantilever member (52) be torn on because the cable (6) of electric block be draw from the junction box on trolley frame it is next.

Have the gear auxiliary driving of a pair of of elevating arc transmission in rotating mechanism in the application crane, by big elevating arc, The different numbers of teeth setting of small elevating arc, can meet precise requirements of the user to the cantilever beam rotary speed of crane, avoid directly The cantilever beam rotating speed and the large error of actual demand that the general speed of selection standard speed reducer compares and generates；It is passed using elevating arc It is dynamic, the driving device in rotating mechanism can be made to reduce mounting height using horizontal speed-reducer.

Bearing block and sunpender axis connection in the application rotating mechanism bear gravity by thrust bearing, and thrust bearing is mounted on Bearing block top, it is easy to disassemble；The inner hole structure of bearing block is simply easy to process；Sleeve (43) makees sliding bearing for wear-resistant material It uses, reduces the fit clearance of sunpender axis, increase rotational stabilization, increase the concentricity of driving mechanism, cantilever member rotation saves Power；Stop nut A band dust covers (441) give bearing proofing dust and protecting, while can seal the butter in bearing；Stop nut A is with hanging After bar axis connection, then the connection by bolt (46), anti-loose effect is played, ensures rotating mechanism safety.

Brace (53) and cantilever beam and Holder for hanging household utensiles composition triangular structure in the application in cantilever member, make cantilever structure Part rigidity is strong, stability is good, load-carrying is big, with material it is few the advantages that；Stop nut and sunpender axle thread in cantilever member connection connect After connecing, then the diameter for having bolt (99) across stop nut and sunpender axis connects, and stop nut is avoided to unclamp, safely may be used It leans on.

Description of the drawings

Fig. 1 is the application structural front view；

Fig. 2 is the side view of Fig. 1；

Fig. 3 is the vertical view of Fig. 1；

Fig. 4 is F partial enlarged views (rotating mechanism) in Fig. 1；

Fig. 5 is that end carriage vehicle structure front view is hung in the application；

Fig. 6 is the side view of Fig. 5；

Fig. 7 is the vertical view of Fig. 5；

Fig. 8 is car bumper device schematic diagram in the application；

Cart actuating device front view in Fig. 9 the application；

Figure 10 is A direction views in Fig. 9；

Figure 11 is anti-tipple schematic diagram in the application；

Figure 12 is safety ruler schematic diagram in the application.

Specific embodiment

In conjunction with attached drawing, the application specific embodiment is described in detail：

As shown in Figure 1, Figure 2, Figure 3 shows, the crane of a kind of two suspension end carriage trolleies of band and balance weight, including twin beams bridge Frame 28；The double girder bridge includes end carriage 1, girder 2；1 both ends of end carriage are designed with cart actuating device 8 and anti-tipple 11；2 lower section of girder is equipped with track 21；The track both ends connect car bumper device 70, and position can adjust；Two tracks 21 Upper two suspension end carriage trolleies 3 of connection；The suspension end carriage trolley 3 is equipped with rotating mechanism 4；Sunpender in the rotating mechanism 42 lower end of axis is connect with cantilever member 5；Sunpender axis upper end connects safety ruler 583；The cantilever member 5 include cantilever beam 51, Holder for hanging household utensiles 52, brace 53；The Holder for hanging household utensiles 52 is welded on one end of the cantilever beam 51, and the other end of the cantilever beam is with hanging Above-mentioned brace 53 is connected between hanging seat and forms triangular structure；The cantilever beam connects balance weight close to 52 one end of Holder for hanging household utensiles 9；Counterweight changeable on the balance weight；Electric block 10 is connected on the cantilever beam, electric block can be along cantilever beam water Flat movement；The cantilever beam is in operation outside extended workshop below the girder, and can rotate.

As shown in figure 4, the rotating mechanism 4 includes driving device 40, small elevating arc 402, big elevating arc 403, bearing Seat 41, sunpender axis 42；The bearing block 41 is fixedly connected on trolley frame 31；The lower end branch sleeve of the inner hole of bearing seat 43；42 middle part of sunpender axis is equipped with the shaft shoulder 425；The sunpender axis is connect across 41 center of bearing block with thrust bearing 45；Institute The lower floor for stating thrust bearing is connected to the top of bearing block, and upper strata is connect with stop nut A44；The stop nut A bands are anti- Dust hood 441, stop nut A are connect with sunpender axle thread, and are passed through bolt 46 and connected across stop nut A with the diameter of sunpender axis Get up；The driving device 40 is composed of motor and horizontal speed-reducer, and the driving device passes through speed reducer bearing 401 are fixed on trolley frame 31；The driving device output shaft is connected to small elevating arc 402, the small elevating arc and big fan 403 external toothing of gear connects, and the big elevating arc is connected on above-mentioned sunpender axis 42.

The cantilever member 5 is connected to by flat key 49 and stop nut 9 on the sunpender axis 42 in rotating mechanism；It is described Stop nut and sunpender axis connected again with bolt 99, and the bolt passes through the diameter of stop nut and sunpender axis.

As shown in Fig. 5, Fig. 6, Fig. 7, the suspension end carriage trolley 3 includes trolley frame 31, suspension end carriage 32, driving mechanism 34th, anti-roller devices 35；The trolley frame 31 is welded into plate structure by steel plate and shaped steel combination, and trolley frame center is provided with dress Connection traversing mechanism is used for window 311；The suspension end carriage 32 is welded into elongate frame structure by two channel steels and steel plate combination； 31 both sides of trolley frame connect above-mentioned suspension end carriage 32 by bolt 36 respectively；The both ends of the suspension end carriage 32 respectively connect The driving mechanism 34；The driving mechanism includes motor 341, driving wheel 342；The driving wheel 342 is with single-wheel edge, and wheel rim Upper band gear；Two driving wheels are distributed in the both sides of track 21, and mandrel is fixed on suspension end carriage 32；The motor 341 included speed reducers and brake, the motor are connected on suspension end carriage 32, motor output shaft shaft with gear；The tooth shaft with Gear external toothing on one driving wheel；Two driving wheels respectively by two excessive gears 343 and transmission shaft 344 and Bearing block 345 connects, and is keyed between excessive gear and transmission shaft；Two bearing blocks 345 are fixed on suspension end carriage Below 32；Above-mentioned anti-roller devices 35 are connected on 31 both sides of trolley frame；The idler wheel 351 of the anti-roller devices is in above-mentioned outstanding Hang the centre position of end carriage and the lower section in track 21.

As shown in figure 8, the car bumper device 70 includes left fixed seat 701, right fixed seat 702, buffer 703, it is described Left fixed seat and right fixed seat are process for casting or with steel plate, and both left fixed seat and right fixed seat symmetrically make；Institute It states right fixed seat side and opens up clip slot 7021；Threaded hole 7022 is opened up above the clip slot；Bolt and locking is connected on threaded hole Nut 704；Side opens up connecting hole 7023 below the clip slot；The right fixed seat opens up buffering on the side beside clip slot Device mounting hole 7024；Two buffers 703 are connected in above-mentioned left fixed seat and right fixed seat；The left fixed seat It is connected on two sides Ji 211 of track by screw rod 705 and nut with right fixed seat.

As shown in Figure 9, Figure 10, the cart actuating device 8 includes connecting shaft wheel 81, outward flange seat 82, three-in-one subtracts Fast machine 83, the connecting shaft wheel 81 are double wheel rims, connecting shaft wheel center setting through-hole 811 and keyway；The connecting shaft vehicle The axis of wheel both sides stretches 812 inner rings that respectively connected bearing 84；The outer ring of two bearings is connected to above-mentioned outward flange In seat 82；The ring flange of two outward flange seats 82 is connected on the outer wall of 1 head on both sides of end carriage；Described is three-in-one 83 output shaft 831 of speed reducer is vertical with motor shaft, and output shaft is connected in the through-hole 811 of above-mentioned connecting shaft wheel；It is described three-in-one Mounting hole on speed reducer side is connected to by bolt 832 in fixed seat 833；The fixed seat 833 is lived with 834 one end of axis pin Dynamic connection；834 other end of axis pin is welded on end carriage side wall.

As shown in figure 11, the anti-tipple 11 includes T shapes hook seat 111, L-shaped safety hook 112；The T shapes hook seat Seat board be equipped with mounting hole 1111, the T shapes hook seat and are equipped with lateral slot hole 1112；Above-mentioned L-shaped safety hook includes eave tile 1121, slot hole 1122 is additionally provided on L-shaped safety hook；The L-shaped safety hook hooks seat with the T shapes by bolt 113 and connect；Institute The eave tile 1121 stated on L-shaped safety hook is connect with the lower surface gap of 12 upper cover plate of cart support rail beam, 121 Ji edge.

As shown in figure 12, the safety ruler 583 includes swing rod 5832 and meets and discusses 5831, and described meet and discuss 5831 is arranged to Arc shape, the both ends met and discussed are set as symmetric bending shape；Described 5832 one end of swing rod be equipped with splined hole 5833 be used for The spline tooth end connection of sunpender axis.

Claims

1. a kind of crane of two suspension end carriage trolleies of band and balance weight, including double girder bridge (28)；The double girder bridge Including end carriage (1), girder (2)；It is characterized in that：End carriage (1) both ends are designed with cart actuating device (8) and anti-dress of tumbling It puts (11)；Track (21) is equipped with below the girder (2)；The track both ends connection car bumper device (70), position can adjust；Two Two suspension end carriage trolleies (3) are connected on the track (21)；The suspension end carriage trolley (3) is equipped with rotating mechanism (4)；Institute Sunpender axis (42) lower end stated in rotating mechanism is connect with cantilever member (5)；Sunpender axis upper end connection safety ruler (583)；It is described Cantilever member (5) include cantilever beam (51), Holder for hanging household utensiles (52), brace (53)；The Holder for hanging household utensiles (52) is welded on described outstanding One end of arm beam (51) connects above-mentioned brace (53) and forms triangle knot between the other end and Holder for hanging household utensiles of the cantilever beam Structure；The cantilever beam is close to Holder for hanging household utensiles (52) one end connection balance weight (9)；Counterweight changeable on the balance weight；It is described Electric block (10) is connected on cantilever beam, electric block can be moved along outrigger horizontal；The cantilever beam is in the girder Operation outside the extended workshop in lower section, and can rotate.

2. the crane of two suspension end carriage trolleies of a kind of band according to claim 1 and balance weight, it is characterised in that： The rotating mechanism (4) includes driving device (40), small elevating arc (402), big elevating arc (403), bearing block (41), sunpender Axis (42)；The bearing block (41) is fixedly connected on trolley frame (31)；The lower end branch sleeve (43) of the inner hole of bearing seat； The shaft shoulder (425) is equipped in the middle part of the sunpender axis (42)；The sunpender axis passes through bearing block (41) center to connect with thrust bearing (45) It connects；The lower floor of the thrust bearing is connected to the top of bearing block, and upper strata is connect with stop nut A (44)；The locking spiral shell Female A band dust covers (441), stop nut A is connect with sunpender axle thread, and passes through bolt (46) across stop nut A and sunpender The diameter of axis connects；The driving device (40) is composed of motor and horizontal speed-reducer, the driving device It is fixed on trolley frame (31) by speed reducer bearing (401)；The driving device output shaft is connected to small elevating arc (402), the small elevating arc is connect with big elevating arc (403) external toothing, and the big elevating arc is connected to above-mentioned sunpender axis (42) On.

3. the crane of two suspension end carriage trolleies of a kind of band according to claim 1 and balance weight, it is characterised in that： The suspension end carriage trolley (3) includes trolley frame (31), suspension end carriage (32), driving mechanism (34), anti-roller devices (35)； The trolley frame (31) is welded into plate structure by steel plate and shaped steel combination, and trolley frame center is provided with assembling window (311)；It is described Suspension end carriage (32) is welded into elongate frame structure by two channel steels and steel plate combination；Described trolley frame (31) both sides lead to respectively It crosses bolt (36) and connects above-mentioned suspension end carriage (32)；The both ends of the suspension end carriage (32) respectively connect the driving mechanism (34)； The driving mechanism includes motor (341), driving wheel (342)；Driving wheel (342) the band single-wheel edge, and band gear on wheel rim； Two driving wheels are distributed in the both sides of track (21), and mandrel is fixed on suspension end carriage (32)；The motor (341) is certainly Band speed reducer and brake, the motor are connected on suspension end carriage (32), motor output shaft shaft with gear；The tooth shaft with one Gear external toothing on driving wheel；Two driving wheels respectively by two excessive gears (343) and transmission shaft (344) and Bearing block (345) connects, and is keyed between excessive gear and transmission shaft；Two bearing blocks (345) are fixed on suspension End carriage (32) is below；Above-mentioned anti-roller devices (35) are connected on trolley frame (31) both sides；The idler wheel of the anti-roller devices (351) lower section in the centre position of above-mentioned suspension end carriage and in track (21).

4. the crane of two suspension end carriage trolleies of a kind of band according to claim 1 and balance weight, it is characterised in that： The car bumper device (70) includes left fixed seat (701), right fixed seat (702), buffer (703), the left fixed seat and Right fixed seat is process for casting or with steel plate, and both left fixed seat and right fixed seat symmetrically make；The right fixed seat Side opens up clip slot (7021)；Threaded hole (7022) is opened up above the clip slot；Bolt and stop nut are connected on threaded hole (704)；Side opens up connecting hole (7023) below the clip slot；The right fixed seat opens up buffering on the side beside clip slot Device mounting hole (7024)；Two buffers (703) are connected in above-mentioned left fixed seat and right fixed seat；It is described left solid Reservation and right fixed seat are connected to by screw rod (705) and nut on two sides Ji (211) of track.

5. the crane of two suspension end carriage trolleies of a kind of band according to claim 1 and balance weight, it is characterised in that： The cart actuating device (8) includes connecting shaft wheel (81), outward flange seat (82), three-in-one speed reducer (83), the company Axis wheel (81) is double wheel rims, connecting shaft wheel center setting through-hole (811) and keyway；The axis of the connecting shaft wheel both sides is stretched (812) it respectively connected the inner ring of bearing (84)；The outer ring of two bearings is connected in above-mentioned outward flange seat (82)； The ring flange of two outward flange seats (82) is connected on the outer wall of end carriage (1) head on both sides；It is described three-in-one to subtract Fast machine (83) output shaft (831) is vertical with motor shaft, and output shaft is connected in the through-hole (811) of above-mentioned connecting shaft wheel；Described three Mounting hole on unification speed reducer side is connected to by bolt (832) in fixed seat (833)；The fixed seat (833) and pin Axis (834) one end is flexibly connected；Described axis pin (834) other end is welded on end carriage side wall.

6. the crane of two suspension end carriage trolleies of a kind of band according to claim 1 and balance weight, it is characterised in that： The anti-tipple (11) hooks seat (111), L-shaped safety hook (112) including T shapes；The seat board that the T shapes hook seat is equipped with peace It fills hole (1111), the T shapes hook seat and are equipped with lateral slot hole (1112)；Above-mentioned L-shaped safety hook includes eave tile (1121), L-shaped peace Complete hook is additionally provided with slot hole (1122)；The L-shaped safety hook hooks seat with the T shapes by bolt (113) and connect；The L-shaped Eave tile (1121) on safety hook is connect with the lower surface gap of cart support rail beam (12) upper cover plate (121) Ji Yuan.

7. the crane of two suspension end carriage trolleies of a kind of band according to claim 1 and balance weight, it is characterised in that： The safety ruler (583) is including swing rod (5832) and meets and discusses (5831), and meet and discuss (5831) are arranged to arc shape, described The both ends met and discussed be set as symmetric bending shape；Described swing rod (5832) one end is equipped with splined hole (5833).