CN107777574A

CN107777574A - It is a kind of with underslung trolley and can random angle rotation cantilever crane

Info

Publication number: CN107777574A
Application number: CN201610708827.7A
Authority: CN
Inventors: 谢新华
Original assignee: Individual
Current assignee: Individual
Priority date: 2016-08-24
Filing date: 2016-08-24
Publication date: 2018-03-09

Abstract

This application discloses it is a kind of with underslung trolley and can random angle rotation cantilever crane, including double girder bridge；Double girder bridge includes end carriage, girder；End carriage is provided with cart running gear；Track both ends welding car bumper and buffer below girder；Underslung trolley underslung trolley is connected on two tracks and 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, two are chosen connection cable wire rail between electric frame, and lashed cable is connected on cable wire rail), lashed cable one end on underslung trolley with being electrically connected.

Description

It is a kind of with underslung trolley and can random angle rotation cantilever crane

Technical field

The application is related to crane field, more particularly to it is a kind of with underslung trolley and can random angle rotation cantilever lifting 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 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 it is a kind of with underslung trolley and can random angle rotation cantilever crane, the crane Goods of this workshop across outer next door place can be lifted by crane directly below by cart support rail beam, also can be in cart running track direction This workshop direct lifting cargo in place outdoors, it is not necessary to transported by other transporting equipments, improve efficiency, and can be goods discharge In the place that workshop needs, the crane can use in the workshop of low roofing, and the cantilever beam rotating speed of the crane can be accurate Reach user's request, and can Arbitrary Rotation in the horizontal plane.

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

It is a kind of with underslung trolley and can random angle rotation cantilever crane, including double girder bridge 28；The double girder bridge Including end carriage 1, girder 2；The end carriage 1 is provided with cart running gear 8；It is characterized in that：The lower section of girder 2 is provided with track 21；Car bumper 70 is welded at the track both ends, and buffer 701 is connected on the car stop；It is connected to hang on two tracks 21 Dolly 3；The underslung trolley is provided with rotating mechanism 4；Suspension rod axle 42 in the rotating mechanism is quill shaft, and its lower end is with hanging Arm member 5 connects, upper end connection bus ring 9；Electric block 10 is installed, electric block can be along outstanding on the cantilever member 5 Arm beam horizontal movement；The cantilever beam is in operation outside extended workshop below the girder, and can random angle in the horizontal plane Rotation；Set on the end carriage 1 of the double girder bridge and choose electric frame 121, connection cable wire rail 124 between electric frame is chosen described in two, it is described Lashed cable 123 is connected on cable wire rail, described lashed cable one end on underslung trolley 3 with being electrically connected.

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：

Cantilever beam in the application crane can be stretched out between crane locomotive to directly lifting goods outdoors or to next door workshop Thing；The next door workshop goods of cart traffic direction end points can be not only lifted by crane, and cart running track line side can be lifted by crane The goods in workshop；Because the cantilever beam of the application is arranged at below dolly and girder, cantilever beam can be by stretching into below support rail beam The direct lifting cargo in next door workshop, or the workshop operation outdoors of cart traffic direction can be directly stretched out, because the generally door in workshop Top can reach height where the support rail beam in this workshop substantially, therefore present techniques feature can realize the application purpose；Lifting After goods, pass through motion of the electric block along cantilever beam, or the rotation by cantilever member, or the shifting for passing through underslung trolley It is dynamic, or the motion by crane travelling mechanism, or by foregoing four integrated motion, the goods of lifting can be hung The place needed to this workshop；It can need not be borrowed when carrying out goods handing-over outdoors with the next door workshop of workshop surrounding or workshop The transhipment of its transporting equipment, improve efficiency.

Trolley track (21) is set below the girder in the application crane, and underslung trolley is suspended on girder track On, its installing space position is reduced, is particularly suitable for roofing with crane apart from small workshop.

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, it is a kind of with underslung trolley and can random angle rotation cantilever crane, including twin beams bridge Frame 28；The double girder bridge includes end carriage 1, girder 2；The end carriage 1 is provided with cart running gear 8；The lower section of girder 2 is set There is track 21；Car bumper 70 is welded at the track both ends, and buffer 701 is connected on the car stop；Connected on two tracks 21 Underslung trolley 3；The underslung trolley is provided with rotating mechanism 4；Suspension rod axle 42 in the rotating mechanism is quill shaft, under it End is connected with cantilever member 5, upper end connection bus ring 9；Electric block 10, electric block energy are installed on the cantilever member 5 Moved along outrigger horizontal；The cantilever beam is in operation outside extended workshop below the girder, and can be in the horizontal plane Random angle rotates；Set on the end carriage 1 of the double girder bridge and choose electric frame 121, connection cable wire rail between electric frame is chosen described in two 124, lashed cable 123 is connected on the cable wire rail, and described lashed cable one end on underslung trolley 3 with being electrically connected.

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. it is a kind of with underslung trolley and can random angle rotation cantilever crane, including double girder bridge (28)；The double girder bridge Including end carriage (1), girder (2)；The end carriage (1) is provided with cart running gear (8)；It is characterized in that：Under the girder (2) Side is provided with track (21)；Car bumper (70) is welded at the track both ends, and buffer (701) is connected on the car stop；Two rails Underslung trolley (3) is connected on road (21)；The underslung trolley is provided with rotating mechanism (4)；Suspension rod in the rotating mechanism Axle (42) is quill shaft, and its lower end is connected with cantilever member (5), upper end connection bus ring (9)；On the cantilever member (5) Electric block (10) is installed, electric block can move along outrigger horizontal；The cantilever beam, which is under the girder, to be stretched Go out operation outside workshop, and random angle can rotate 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 cable wire rail (124) connected between electric frame, be connected to lashed cable (123) on the cable wire rail, described lashed cable one end with Underslung trolley is electrically connected on (3).

2. it is according to claim 1 it is a kind of with underslung trolley and can random angle rotation cantilever crane, it is characterised in that： 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)；The suspension rod axle leads to To cross thrust bearing (45) and be connected to the bearing block (41) inside, the suspension rod axle reconnects bearing A (44) and bearing B (46), 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) it is bolted to by above-mentioned blind flange (47) on trolley frame (31)；Described drive device (40) is by brake motor with standing Formula reductor combines；Described drive device is bolted on reductor bearing (401), the reductor bearing It is fixed on trolley frame (31)；Described drive device output shaft is connected to little gear (402), the little gear and gear wheel (403) external toothing is connected, and the gear wheel is connected on above-mentioned suspension rod axle (42).

3. it is according to claim 1 it is a kind of with underslung trolley and can random angle rotation cantilever crane, it is characterised in that： Described cantilever member (5) includes cantilever beam (51), Holder for hanging household utensiles (52)；The Holder for hanging household utensiles one sets connecting hole (521), described Connecting hole in be provided with keyway (522)；The Holder for hanging household utensiles other end is provided with operation window (523)；The operation of the Holder for hanging household utensiles (52) This head of window is welded on one end of the cantilever beam (51)；The cantilever beam is made up of I-steel, or is made up of H profile steel, described Cantilever beam both ends are provided with buffing pad (511).

4. it is according to claim 1 it is a kind of with underslung trolley and can random angle rotation cantilever crane, it is characterised in that： 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).

5. it is according to claim 4 it is a kind of with underslung trolley and can random angle rotation cantilever crane, it is characterised in that： Described stop nut (100) is cylinder, and its center is provided with screw thread (101), and described stop nut end face is provided with only Groove (102) is moved, two screws (103) is opened up on the locking groove, multiple blind holes is also opened up on the stop nut external diameter (104)。

6. it is according to claim 1 it is a kind of with underslung trolley and can random angle rotation cantilever crane, it is characterised in that： Described underslung trolley (3) includes trolley frame (31), drive mechanism (34), roller devices (35)；The trolley frame is welded by steel plate Connect and form or be 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. it is according to claim 1 it is a kind of with underslung trolley and can random angle rotation cantilever crane, it is characterised in that： Described bus ring (9) includes interior insulation circle (91), outer insulator (92)；The interior insulation circle (91) is provided with the gold of multipole Belong to conducting ring (911) and internal wiring terminal (912), in the cable connection on the metallic conduction ring to internal wiring terminal；It is described interior exhausted Edge circle (91) is 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 carbon The contact of brush is touched with above-mentioned metallic conduction ring (911) and is connected；The outer insulator (92) is connected to small by fixed mount (93) On vehicle frame；Electric block cable (6) is connected on internal wiring terminal (912) by suspension rod axle endoporus.