CN107867644A

CN107867644A - A kind of two underslung trolleys of band and can random angle rotation cantilever crane

Info

Publication number: CN107867644A
Application number: CN201610856649.2A
Authority: CN
Inventors: 卢统华
Original assignee: Fuzhou Gulou Automatic Equipment Co Ltd
Current assignee: Fuzhou Gulou Automatic Equipment Co Ltd
Priority date: 2016-09-28
Filing date: 2016-09-28
Publication date: 2018-04-03

Abstract

This application discloses a kind of two underslung trolleys of band and can random angle rotation cantilever crane, including double girder bridge；Double girder bridge includes end carriage, girder；Track both ends welding car bumper and buffer below girder；Two underslung trolleys are connected on two tracks；Underslung trolley is provided with rotating mechanism；Suspension rod axle lower end in rotating mechanism is connected with cantilever member, upper end connection bus ring；Electric block is installed on cantilever member and can be moved along outrigger horizontal；Cantilever beam is in below girder and can random angle rotation；Set on the end carriage of double girder bridge and choose electric frame, chosen for two and connect two cable wire rails between electric frame, be connected to lashed cable on cable wire rail, two lashed cables respectively with the electrical connection on two underslung trolleys.

Description

A kind of two underslung trolleys of band and can random angle rotation cantilever crane

Technical field

The application is related to crane field, more particularly to a kind of two underslung trolleys of band and can random angle rotation cantilever Crane.

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 dolly Upper hang carries out lifting goods, and dolly can only be run back and forth along crane twin beams, and crane can only be along workshop both sides Run back and forth across the cart track on post, the goods scope 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 goods of this horizontal edge needs lifting, suspension hook just produces oblique pull, then from this The article (such as workshop outdoors, across outer) of far point cannot lift outside individual plane, can only now turn by other transporting equipments Fortune, generally drives workshop into by automobile and lifting goods is carried out under suspension hook, some cars are opened to come in this workshop and next door workshop Between laterally lay track, allow trolley special to reach suspension hook and get off to join goods, some is in workshop doorway (or workshop passageway) A special cantilever crane is set up, scheduling is transported through to the goods outside workshop, first goods is lifted up into and hung in this workshop crane The place that hook is got at, then again by crane this goods handling to the other stations in workshop, what is used under this operating mode shows There is bridge crane, can not directly join goods with next door workshop, must be brought quite not by other transporting equipment schedule jobs Just, manpower and materials are also produced to waste.

The content of the invention

The application purpose be to provide a kind of two underslung trolleys of band and can random angle rotation cantilever crane, described Heavy-duty machine can by workshop both sides cart support rail beam, this workshop of unloading, can across the goods in outer next door place directly below simultaneously The operation simultaneously outside the end bay of workshop two, also can in this workshop in cart running track direction direct unloading goods in place outdoors, The elongate article being especially suitable for inside and outside handling workshop；It need not be transported by other transporting equipments, improve efficiency；The crane can Used in the workshop of low roofing, the cantilever beam rotating speed of the crane can accurately reach user's request, and can appoint in the horizontal plane Angle of anticipating rotation.

To reach above-mentioned purpose, the application is realized using following technology：

A kind of two underslung trolleys of band and can random angle rotation cantilever crane, including double girder bridge 28；The twin beams Crane span structure includes end carriage 1, girder 2；It is characterized in that：The lower section of girder 2 is provided with track 21；The track is by I-steel or H types Steel is formed；Car bumper 70 is welded at the track both ends, and buffer 701 is connected on the car stop；Connected between two tracks 21 Two underslung trolleys 3；The underslung trolley is provided with rotating mechanism 4；Suspension rod axle 42 in the rotating mechanism is quill shaft, its Lower end is connected with cantilever member 5, upper end connection bus ring 9；Electric block 10, electric block are installed on the cantilever member 5 It can be moved along outrigger horizontal；The cantilever beam is in operation outside extended workshop below the girder, and can be in horizontal plane Upper random angle rotation；Set on the end carriage 1 of the double girder bridge and choose electric frame 121, chosen described in two and connect two bar steels between electric frame Rope rail 124, is all connected to lashed cable 123 on the cable wire rail, two lashed cables respectively with electrically connecting on two underslung trolleys 3 Connect.

Wherein, described rotating mechanism 4 includes drive device 40, little gear 402, gear wheel 403, bearing block 41, suspension rod Axle 42；The suspension rod axle is quill shaft, and its one end is provided with screw thread, and threaded end opens up locking breach 421 and is used to connect locking plate； The suspension rod axle is connected to inside the bearing block 41 by thrust bearing 45, and the suspension rod axle reconnects bearing A44 and bearing B46, the bearing A and bearing B are connected to the both ends of above-mentioned bearing block, institute by bolt and fixed cover 43 and blind flange 47 respectively The suspension rod axle one end stated is stretched from the fixed cover center, and the other end is stretched from above-mentioned blind flange center；The bearing block 41 are bolted on trolley frame 31 by above-mentioned blind flange 47；Described drive device 40 is combined by motor with vertical type speed reducer (change gear) Form, the vertical type speed reducer (change gear) band connection ring flange and output shaft；Described drive device is bolted in reductor branch On seat 401, the reductor bearing is fixed on trolley frame 31；Described drive device output shaft is connected to little gear 402, institute State little gear to be connected with the external toothing of gear wheel 403, the gear wheel is connected on above-mentioned suspension rod axle 42.

Wherein, described cantilever member 5 includes cantilever beam 51, Holder for hanging household utensiles 52；Described one setting connecting hole of Holder for hanging household utensiles 521, described connecting hole is interior to be provided with keyway 522；The Holder for hanging household utensiles other end is provided with operation window 523 and is used to operate connection anti-loose spiral shell It is female；The operation window of the Holder for hanging household utensiles 52 this be welded on one end of the cantilever beam 51；The cantilever beam is made up of I-steel, Or be made up of H profile steel, the cantilever beam both ends are provided with buffing pad 511.

Wherein, described cantilever member 5 is connected to the suspension rod axle 42 of rotating mechanism by flat key 49 and stop nut 100 On；Described stop nut and suspension rod shaft end head is connected by bolt and locking plate 110 again.

Wherein, described stop nut 100 is cylinder, and its center is provided with screw thread 101, described stop nut end face Locking groove 102 is provided with, two screws 103 are opened up on the locking groove, locking groove is used to connect locking plate, the stop nut Multiple blind holes 104 are also opened up on external diameter and conveniently pull nut for inserting lever.

Wherein, described underslung trolley 3 includes trolley frame 31, drive mechanism 34, roller devices 35；The trolley frame is by steel Plate weld is formed or is welded by steel plate and shaped steel combination；The trolley frame both sides connect the drive mechanism described in two sets respectively 34；The drive mechanism is connected on trolley frame by balance plate 32 and bearing pin 33；On the side of every set drive mechanism on trolley frame Side reconnects a roller devices 35；The roller devices are in immediately below track 21；The drive mechanism 34 includes motor 341st, two driving wheels, 342, two followers 343, band gear on driving wheel single-wheel edge and wheel rim, follower band single-wheel edge；Institute State two driving wheels to be connected on left hanging plate 344, described two followers are connected on right hanging plate 345；The left hanging plate and the right side Hanging plate is connected by two studs and nut 346；Above-mentioned motor 341 carries reductor, motor output shaft band gear；It is described Motor 341 is connected on left hanging plate, and motor output shaft is connected with above-mentioned two driving wheel external toothing simultaneously.

Wherein, described bus ring 9 includes interior insulation circle 91, outer insulator 92；The interior insulation circle 91 is provided with more The metallic conduction ring 911 and internal wiring terminal 912 of pole, in cable connection on the metallic conduction ring to internal wiring terminal；In described Insulated ring 91 is fixed on suspension rod axle 42；The outer insulator 92 is provided with outer terminal 923, compression spring 921, the compression Spring one end is connected to carbon brush 922, in the cable connection on the carbon brush to outer terminal 923；The contact of the carbon brush with it is upper State metallic conduction ring 911 and touch connection；The outer insulator 92 is connected on trolley frame by fixed mount 93；Electric block cable 6 are connected on internal wiring terminal 912 by suspension rod axle endoporus.

The beneficial effect of the application is as described below：

In the application crane configure two underslung trolleys (3), it is necessary to when underslung trolley can reach workshop two respectively Side operation simultaneously, improves efficiency；Cantilever beam in underslung trolley can be stretched out between crane locomotive to outdoors or straight to next door workshop Connect lifting goods；Two running trolleys are not only able to be in crane both ends unloading cart running track line side workshop respectively Goods, parted hair operation；And it is capable of the next door workshop goods of unloading cart traffic direction end points；Two cantilever beam can stretch out simultaneously Operation outside workshop, especially facilitate cooperation to hang elongated, the soft object of lift, rotated by two the different of cantilever beam, object handling To suitable position；Because cantilever beam is arranged at the lower section of underslung trolley and girder, cantilever beam can by be stretched into below support rail beam every The direct lifting cargo in wall workshop, or can directly stretch out the workshop operation outdoors of cart traffic direction；After lifting goods, by electronic Motion of the cucurbit along cantilever beam, or the rotation by cantilever member, or the movement by underslung trolley, or it is big by crane The motion of car, or by foregoing four integrated motion, the goods of lifting can be hung onto the place that this workshop needs；With every Wall workshop or workshop can need not borrow the transhipment of other transporting equipments when carrying out goods handing-over outdoors, improve efficiency.

Track (21) is set below the girder in the application crane, underslung trolley is suspended on the track below girder, Its installing space position is reduced, is particularly suitable for roofing with crane apart from small workshop, that is, is adapted to low roofing workshop to use.

Cantilever beam, electric block (10) suspension hook therein are equipped with 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) of choosing on the application loading bridge is provided with two groups of moveable lashed cables (123), outstanding to two respectively Hang dolly (3) power supply.

Underslung trolley (3) in the application can move back and forth along girder both ends, be suitable for big width workshop and use；Suspension Drive mechanism (34) on dolly can be in whole set procurement standarized component on the market, supporting facility；Driving wheel, quilt in drive mechanism Driving wheel is connected on the edge of track (21) both sides Ji, ensures that underslung trolley does not drop, so as to ensure that crane is safe to use；It is outstanding Hang dolly side two sets of drive mechanisms of installation to be connected on same track, and roller devices are installed beside every set drive mechanism (35), its be advantageous in that can avoid single driving be possible to because dolly somewhat upwarp on one side adhesion wheel not rail and caused by run not Dynamic phenomenon, dual drive ensure that trolley travelling is smooth；Roller devices can limit underslung trolley while the degree upwarped, ensures that suspension is small Car is stable, and operation is smooth；Power supply needed for underslung trolley and electric block and rotating mechanism is by lashed cable (123) along choosing electric frame Upper cable wire rail (124) can run power supply back and forth with underslung trolley；Cable wire rail both ends are connected to two and choose electric frame (121), The appropriate height of electric frame is chosen by adjustment, lashed cable can be solved and most preferably hang height and position；Cable wire rail is to make track using steel wire rope, Cost is low；Girder track termination car bumper can limit the stroke of underslung trolley, increase safety；Girder track termination car bumper and buffer The stroke and operational shock of underslung trolley, increase safety can be limited.

The electric block cable (6) of the application crane is from the suspension rod axis center in rotating mechanism by being connected to current collection Slip ring (9), cable (6), which will not be wound, not to be torn, is not required to set rotary limit device, ensures that cantilever beam can be in the horizontal plane Arbitrary Rotation；There is the gear auxiliary driving of a pair of open type gear drivings in rotating mechanism, pass through gear wheel, the difference of little gear The number of teeth is set, and can be met precise requirements of the user to the cantilever beam rotary speed of crane, be avoided direct selection standard reductor It is general speed than and caused cantilever beam rotating speed and the larger error of actual demand.

Bearing block and suspension rod axis connection in the application rotary mechanism of crane bear lifting power, suspension rod axle by thrust bearing By the spacing firmly radial position of bearing A and above and below bearing B, ensure that suspension rod axle can bear very big axial force and not offset radially, from And ensureing that drive device axiality is good, hinged cantilever component is laborsaving；Cantilever beam, which is provided at both ends with buffing pad, can avoid electric block Impact or overtravel are moved back and forth along cantilever beam；After stop nut in cantilever member connection connects with suspension rod axle thread, then There is locking plate (110) to be connected to stop nut with suspension rod axle spindle-end looseness-proof breach, avoiding stop nut from unclamping, securely and reliably； Blind hole on stop nut can facilitate lever to insert, and it is light to pull nut, easy disassembly and maintenance.

Brief description of the drawings

Fig. 1 is the application structural front view；

Fig. 2 is Fig. 1 side view；

Fig. 3 is Fig. 1 top view；

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

Fig. 5 is the E direction views in Fig. 4；

Fig. 6 is cantilever member schematic diagram in the application；

Fig. 7 is stop nut structural representation in the application；

Fig. 8 is underslung trolley structural front view in the application；

Fig. 9 is Fig. 8 side view；

Figure 10 is the G direction views (trolley driving mechanism) in Fig. 8；

Figure 11 is bus ring structural representation in the application.

Embodiment

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

As shown in Figure 1, Figure 2, Figure 3 shows, a kind of two underslung trolleys of band and can random angle rotation cantilever crane, it is including double Beam bridge frame 28；The double girder bridge includes end carriage 1, girder 2；The lower section of girder 2 is provided with track 21；The track is by I-steel Or H profile steel is formed；Car bumper 70 is welded at the track both ends, and buffer 701 is connected on the car stop；Between two tracks 21 Connect two underslung trolleys 3；The underslung trolley is provided with rotating mechanism 4；Suspension rod axle 42 in the rotating mechanism is hollow Axle, its lower end are connected with cantilever member 5, upper end connection bus ring 9；Electric block 10 is installed on the cantilever member 5, it is electronic Cucurbit can move along outrigger horizontal；The cantilever beam is in operation outside extended workshop below the girder, and can be in water Random angle rotates in plane；Set on the end carriage 1 of the double girder bridge and choose electric frame 121, chosen described in two and connect two between electric frame Bar cable wire rail 124, is all connected to lashed cable 123 on the cable wire rail, two lashed cables respectively with above-mentioned two underslung trolleys 3 Electrical connection.

As shown in Figure 4, Figure 5, described rotating mechanism 4 includes drive device 40, little gear 402, gear wheel 403, bearing Seat 41, suspension rod axle 42；The suspension rod axle is quill shaft, and its one end is provided with screw thread, and threaded end opens up locking breach 421 and is used to connect Connect locking plate；The suspension rod axle is connected to inside the bearing block 41 by thrust bearing 45, and the suspension rod axle reconnects bearing A44 and bearing B46, the bearing A and bearing B are connected to above-mentioned bearing block by bolt and fixed cover 43 and blind flange 47 respectively Both ends, described suspension rod axle one end stretched from the fixed cover center, and the other end is stretched from above-mentioned blind flange center；Institute Bearing block 41 is stated to be bolted on trolley frame 31 by above-mentioned blind flange 47；Described drive device 40 is subtracted by motor with vertical Fast machine combines, the vertical type speed reducer (change gear) band connection ring flange and output shaft；Described drive device is bolted On reductor bearing 401, the reductor bearing is fixed on trolley frame 31；Described drive device output shaft is connected to small tooth Wheel 402, the little gear is connected with the external toothing of gear wheel 403, and the gear wheel is connected to one end of above-mentioned suspension rod axle 42.

Described cantilever member 5 is connected on the suspension rod axle 42 of rotating mechanism by flat key 49 and stop nut 100；It is described Stop nut and suspension rod shaft end head connected again by bolt and locking plate 110.

As shown in fig. 6, described cantilever member 5 includes cantilever beam 51, Holder for hanging household utensiles 52；The Holder for hanging household utensiles one sets connection Hole 521, described connecting hole is interior to be provided with keyway 522；The Holder for hanging household utensiles other end is provided with operation window 523 and is used to operate connection anti-loose Nut；The operation window of the Holder for hanging household utensiles 52 this be welded on one end of the cantilever beam 51；The cantilever beam is by I-steel structure Into, or be made up of H profile steel, the cantilever beam both ends are provided with buffing pad 511.

As shown in fig. 7, described stop nut 100 is cylinder, its center is provided with screw thread 101, described stop nut End face is provided with locking groove 102, two screws 103 is opened up on the locking groove, locking groove is used to connect locking plate, described anti- Multiple blind holes 104 are also opened up on loose nut external diameter and conveniently pull nut for inserting lever.

As shown in Fig. 8, Fig. 9, Figure 10, described underslung trolley 3 includes trolley frame 31, drive mechanism 34, roller devices 35； The trolley frame is welded by steel plate or is welded by steel plate and shaped steel combination；The trolley frame both sides connect two sets respectively Described drive mechanism 34；The drive mechanism is connected on trolley frame by balance plate 32 and bearing pin 33；Every on trolley frame The side for covering drive mechanism reconnects a roller devices 35；The roller devices are in immediately below track 21；The driving machine Structure 34 includes 341, two, the motor follower 343 of driving wheel 342, two, band gear, follower on driving wheel single-wheel edge and wheel rim Band single-wheel edge；Described two driving wheels are connected on left hanging plate 344, and described two followers are connected on right hanging plate 345；It is described Left hanging plate is connected with right hanging plate by two studs and nut 346；Above-mentioned motor 341 carries reductor, motor output shaft Band gear；The motor 341 is connected on left hanging plate, and motor output shaft is connected with above-mentioned two driving wheel external toothing simultaneously.

As shown in figure 11, described bus ring 9 includes interior insulation circle 91, outer insulator 92；On the interior insulation circle 91 Metallic conduction ring 911 and internal wiring terminal 912 provided with multipole, in cable connection on the metallic conduction ring to internal wiring terminal； The interior insulation circle 91 is fixed on suspension rod axle 42；The outer insulator 92 is provided with outer terminal 923, compression spring 921, institute State compression spring one end and be connected to carbon brush 922, in the cable connection on the carbon brush to outer terminal 923；The carbon brush touches Head touches with above-mentioned metallic conduction ring 911 to be connected；The outer insulator 92 is connected on trolley frame by fixed mount 93；Electronic calabash Reed cable 6 is connected on internal wiring terminal 912 by suspension rod axle endoporus.

Claims

1. a kind of two underslung trolleys of band and can random angle rotation cantilever crane, including double girder bridge (28)；The twin beams Crane span structure includes end carriage (1), girder (2)；It is characterized in that：Track (21) is provided with below the girder (2)；The track is by I-shaped Steel or H profile steel are formed；Car bumper (70) is welded at the track both ends, and buffer (701) is connected on the car stop；Two tracks (21) two underslung trolleys (3) are connected between；The underslung trolley is provided with rotating mechanism (4)；Hanging in the rotating mechanism Bar axle (42) is quill shaft, and its lower end is connected with cantilever member (5), upper end connection bus ring (9)；The cantilever member (5) Upper installation electric block (10), electric block can move along outrigger horizontal；The cantilever beam is in can under the girder Operation outside workshop is stretched out, and random angle can be rotated in the horizontal plane；Set on the end carriage (1) of the double girder bridge and choose electric frame (121), chosen described in two and two cable wire rails (124) are connected between electric frame, be all connected to lashed cable (123) on the cable wire rail, two Lashed cable described in bar respectively with the electrical connection on above-mentioned two underslung trolleys (3).

2. two underslung trolleys of a kind of band according to claim 1 and can random angle rotation cantilever crane, its feature It is：Described rotating mechanism (4) includes drive device (40), little gear (402), gear wheel (403), bearing block (41), hung Bar axle (42)；The suspension rod axle is quill shaft, and its one end is provided with screw thread, and threaded end opens up locking breach (421)；The suspension rod Axle is connected to the bearing block (41) inside by thrust bearing (45), and the suspension rod axle reconnects bearing A (44) and bearing B (46), the bearing A and bearing B are connected to the two of above-mentioned bearing block by bolt and fixed cover (43) and blind flange (47) respectively End, described suspension rod axle one end are stretched from the fixed cover center, and the other end is stretched from above-mentioned blind flange center；The axle Bearing (41) is bolted on trolley frame (31) by above-mentioned blind flange (47)；Described drive device (40) is by brake motor Combined with vertical type speed reducer (change gear)；Described drive device is bolted on reductor bearing (401), the reductor Bearing is fixed on trolley frame (31)；Described drive device output shaft is connected to little gear (402), the little gear and canine tooth (403) external toothing connection is taken turns, the gear wheel is connected on above-mentioned suspension rod axle (42).

3. two underslung trolleys of a kind of band according to claim 1 and can random angle rotation cantilever crane, its feature It is：Described cantilever member (5) includes cantilever beam (51), Holder for hanging household utensiles (52)；Described one setting connecting hole of Holder for hanging household utensiles (521), it is provided with keyway (522) in described connecting hole；The Holder for hanging household utensiles other end is provided with operation window (523)；The Holder for hanging household utensiles (52) this head of operation window is welded on one end of the cantilever beam (51)；The cantilever beam is made up of I-steel, or by H profile steel Form, the cantilever beam both ends are provided with buffing pad (511).

4. two underslung trolleys of a kind of band according to claim 1 and can random angle rotation cantilever crane, its feature It is：Described cantilever member (5) is connected to the suspension rod axle (42) of rotating mechanism by flat key (49) and stop nut (100) On；Described stop nut and suspension rod shaft end head are connected by bolt and locking plate (110) again.

5. two underslung trolleys of a kind of band according to claim 4 and can random angle rotation cantilever crane, its feature It is：Described stop nut (100) is cylinder, and its center is provided with screw thread (101), set on described stop nut end face There is locking groove (102), two screws (103) are opened up on the locking groove, multiple blind holes are also opened up on the stop nut external diameter (104)。

6. two underslung trolleys of a kind of band according to claim 1 and can random angle rotation cantilever crane, its feature It is：Described underslung trolley (3) includes trolley frame (31), drive mechanism (34), roller devices (35)；The trolley frame is by steel Plate weld is formed or is welded by steel plate and shaped steel combination；The trolley frame both sides connect the drive mechanism described in two sets respectively (34)；The drive mechanism is connected on trolley frame by balance plate (32) and bearing pin (33)；In every set driving machine on trolley frame The side of structure reconnects a roller devices (35)；The roller devices are in immediately below track (21)；The drive mechanism (34) motor (341), two driving wheels (342), two followers (343) are included, band gear on driving wheel single-wheel edge and wheel rim, Follower band single-wheel edge；Described two driving wheels are connected on left hanging plate (344), and described two followers are connected to right hanging plate (345) on；The left hanging plate is connected with right hanging plate by two studs and nut (346)；Above-mentioned motor (341), which carries, to be subtracted Fast machine, motor output shaft band gear；The motor (341) is connected on left hanging plate, motor output shaft simultaneously with above-mentioned two master Driving wheel external toothing connects.

7. two underslung trolleys of a kind of band according to claim 1 and can random angle rotation cantilever crane, its feature It is：Described bus ring (9) includes interior insulation circle (91), outer insulator (92)；The interior insulation circle (91) is provided with more The metallic conduction ring (911) and internal wiring terminal (912) of pole, in cable connection on the metallic conduction ring to internal wiring terminal；Institute Interior insulation circle (91) is stated to be fixed on suspension rod axle (42)；The outer insulator (92) is provided with outer terminal (923), compression spring (921), described compression spring one end is connected to carbon brush (922), in the cable connection on the carbon brush to outer terminal (923)； The contact of the carbon brush is touched with above-mentioned metallic conduction ring (911) and is connected；The outer insulator (92) is connected by fixed mount (93) It is connected on trolley frame；Electric block cable (6) is connected on internal wiring terminal (912) by suspension rod axle endoporus.