CN107352441A

CN107352441A - A kind of semi portal cantilever crane being driven with running trolley and elevating arc

Info

Publication number: CN107352441A
Application number: CN201610300466.2A
Authority: CN
Inventors: 卢统华
Original assignee: Individual
Current assignee: Individual
Priority date: 2016-05-09
Filing date: 2016-05-09
Publication date: 2017-11-17

Abstract

This application discloses a kind of semi portal cantilever crane being driven with running trolley and elevating arc, including twin beams semi portal；Wherein it is provided with the outside of a girder and chooses electric frame；Track is provided with above girder, running trolley is connected on track；The lateral surface of girder sets siding track；The lower section connection safety hook of siding track, safety hook are connected on the running trolley equipped with rotating mechanism；Suspension rod axle is connected through bearing block center with thrust bearing；Thrust bearing is connected to the top of bearing block, is connected above thrust bearing with stop nut A；Stop nut A is connected with suspension rod axle thread, and loosens connection by bolt；Drive device output shaft is connected to small elevating arc, and small elevating arc engages connection with big elevating arc, and big elevating arc is connected on suspension rod axle；Suspension rod axle upper end connects safety ruler, and lower end is connected with cantilever member；Electric block is connected on the cantilever beam of cantilever member；Cantilever beam is in below girder and can rotated.

Description

A kind of semi portal cantilever crane being driven with running trolley and elevating arc

Technical field

The application is related to crane field, more particularly to a kind of semi portal cantilever crane being driven with running trolley and elevating arc.

Background technology

Existing bridge crane is applied in Workshop, and many machine tools have been controlled in some workshops and have been processed production, production Product and raw material are required for Real-Time Transport to next door workshop or other departments；Under the suspension hook of crane on workshop is hung from dolly To carry out lifting goods, dolly can only be run back and forth along crane twin beams, and crane can only be along big on the end bay post of workshop two Track road is run back and forth, and the goods scope that such crane hook can lift is surrounded in the two-end-point of the two cart tracks in workshop Plane within, when being in the goods of this horizontal edge needs lifting, suspension hook just produces oblique pull, then remote from outside this plane The article (such as workshop outdoors, across outer) of point cannot lift, and can only now be transported by other transporting equipments, generally by vapour Car drives workshop into and carries out lifting goods under suspension hook, and some cars open to come in the horizontal laid rail between this workshop and next door workshop Road, allow trolley special to reach suspension hook and get off to join goods, some is special outstanding in workshop doorway (or workshop passageway) erection one Arm is hung, and scheduling is transported through to the goods outside workshop, first goods is lifted up into the place that this workshop crane suspension hook is got at, Then again by crane this goods handling to the other stations in workshop, the existing bridge crane that is used under this operating mode, with every Wall workshop can not directly join goods, must be by other transporting equipment schedule jobs, and it is quite inconvenient to bring, and also produces manpower and materials Waste.

The content of the invention

The application aim to overcome that in place of above-mentioned the deficiencies in the prior art and provide it is a kind of be driven with running trolley and elevating arc half Door frame cantilever crane, the lifting function lift by crane goods of this workshop across outer next door place directly below by cart support rail beam, Also can be in this workshop in cart running track direction direct lifting cargo in place outdoors, it is not necessary to transport, carry by other transporting equipments High efficiency, and goods can be unloaded the place for being placed on workshop needs；The cantilever beam rotary speed of the crane can accurately reach user Demand.

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

A kind of semi portal cantilever crane being driven with running trolley and elevating arc, including a girder 2, one of end carriage 1, two Supporting rack 100, it forms semi portal 28；Include grade beam 101 on the supporting rack；Wherein it is provided with the outside of a girder and chooses electric frame 121；Track 21 is provided with above two girders, running trolley 3 is connected on track；It is characterized in that：Two girders Lateral surface siding track 22 is all set；The lower section gap connection safety hook 33 of siding track, it is small that described safety hook one end is connected to operation On car 3；The running trolley is provided with rotating mechanism 4；The rotating mechanism bottom bracket 41 is fixed on running trolley 3； Suspension rod axle 42 is connected through the bearing block center with thrust bearing 45；The thrust bearing is connected to the top of bearing block；Institute State and be connected above thrust bearing with stop nut A44；The stop nut A is connected with suspension rod axle thread, and is worn by bolt 46 The diameter for crossing stop nut A and suspension rod axle is connected and loosened；The output shaft of drive device 40 is connected to small elevating arc 402, described Small elevating arc is connected with the big external toothing of elevating arc 403, and the big elevating arc is connected on above-mentioned suspension rod axle 42；On suspension rod axle 42 End connection safety ruler 583；Suspension rod axle lower end is connected with cantilever member 5；Electronic calabash is connected on cantilever beam in the cantilever member Reed 10；The cantilever beam is in operation outside extended workshop below two girders, and can rotate in the horizontal plane.

Wherein, described running trolley 3 includes 31, two sets of drive cars 32 of trolley frame；The trolley frame 31 is by steel plate Plate structure is welded into shaped steel combination；The trolley frame center is provided with assembling window 311 and is used to install rotating mechanism, trolley frame two Side transverse side is both provided with connecting seat 312, and connecting seat is provided with flange hole 3121, and trolley frame both sides longitudinal side is provided with buffering Device 313；Foregoing two sets of drive cars 32 are connected to the both ends of trolley frame；Drive car 32 includes ZSC types Reductor 321, adhesion wheel group 322, motor 323；Described ZSC types reductor 321 is fixed on trolley frame 31；ZSC The both sides output shaft of type reductor is connected by shaft coupling 326 with adhesion wheel group 322 respectively, and two adhesion wheel groups connect It is connected on below trolley frame；The input shaft of the ZSC types reductor is connected with the motor 323, on the rear output shaft of the motor It is connected with braked wheel 324, connecting brake 325 on the braked wheel.

Wherein, described cantilever member 5 includes cantilever beam 51, Holder for hanging household utensiles 52；Described one setting connecting hole 521 of Holder for hanging household utensiles, Keyway 522 is provided with described connecting hole；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 both ends are provided with buffing pad 511.

Wherein, described safety ruler 583 includes swing rod 5832 and meets and discusses 5831, and described meet and discuss 5831 is arranged to arc shape, The described both ends met and discussed are set as symmetric bending shape；Described one end of swing rod 5832 is provided with splined hole 5833 and is used for and suspension rod axle Spline tooth connects.

Wherein, described safety hook 33 includes T-shaped hook seat 331, L-shaped hooks body 332；The seat board that the T-shaped hooks seat is provided with Mounting hole 3311, the T-shaped hook seat and are provided with horizontal elongated hole 3312, and the T-shaped hooks the seat board level of seat upward；Above-mentioned L-shaped Hooking body includes eave tile 3321, and L-shaped hooks is additionally provided with vertical direction elongated hole 3322 with it；Described L-shaped hook body by bolt 333 with The T-shaped hooks seat connection；Eave tile 3321 with the L-shaped hook is connected with the lower section gap of siding track 22 on girder.

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；Not only The next door workshop goods of cart traffic direction end points can be lifted by crane, and the goods in cart running track line side workshop can be lifted by crane； Because the cantilever beam of the application is arranged at below dolly and girder, cantilever beam can directly be risen by stretching into next door workshop below support rail beam Hoisting thing, or the workshop operation outdoors of cart traffic direction can be directly stretched out, therefore present techniques feature can realize the application Purpose；After lifting goods, by motion of the electric block along cantilever beam, or the rotation by cantilever member, or pass through operation The movement of dolly, or the motion by crane, or by foregoing four integrated motion, the goods of lifting can be hung The place needed to this workshop；It need not can be borrowed when carrying out goods handing-over outdoors with the next door workshop of workshop surrounding or workshop other The transhipment of transporting equipment, improve efficiency.

Running trolley (3) in the application can move back and forth in the top of girder along girder both ends, be suitable for large span car Between use；Running trolley both sides set safety hook (33) that cantilever beam can be avoided to overload and produce running trolley and upwarp, and ensure operation Dolly catches on girder siding track and not dropped, so as to ensure that crane is safe to use；Running trolley sets two sets of drive cars (32), can avoid single driving be possible to because dolly somewhat upwarp adhesion wheel not rail and caused by can't run phenomenon, ensure dolly Run smooth；ZSC type reductors are used in the application drive car, the series reduction is versatile, stable performance, Cheap buying is very convenient.

The cable on running trolley in the application can be connected with the lashed cable (123) chosen on electric frame (121) beside girder, be hung Coaster can be connected on cable to move back and forth lashed cable or so, and such electric power can run power supply back and forth by lashed cable with running trolley.

The cantilever crane of the application be suitable for workshop only have set up on the metope column of one side bracket laying track, another side uses car Between track environment；Cart running gear is run on column track on end carriage in crane semi portal, the cart fortune on grade beam Luggage is put to be run in the track of workshop；Cantilever beam can reach next door workshop among supporting rack and be lifted or unloaded goods.

The safety hook (33) installed on running trolley in the application, seat is hooked by T-shaped and L-shaped hook body is bolted and formed, This spline structure is convenient to be adjusted；T-shaped hooks the vertical direction elongated hole (3322) with horizontal elongated hole (3312) and L-shaped hook on seat Mutually regulation, make that front and rear up and down gap can be adjusted between eave tile and siding track；It is easy with the siding track on girder during in-site installation Adjust most suitable gap connection, it is allowed to which larger manufacture mismachining tolerance, scene can install.

Rotary limit device is provided between suspension rod axle and trolley frame in the application, by safety ruler (583) and two travel switches (581) form, safety ruler is arranged on suspension rod axle upper end, and travel switch is arranged on trolley frame upper surface, is more convenient installation and adjustment； When safety ruler (583) swing rod one end is advantageous in that spline tooth connection corresponding with suspension rod axle provided with splined hole (5833), safety The angle direction of chi is adjusted well, and suspension rod axle can be inserted in the direction arbitrarily needed and is fixed, keeps most suitable position；Have Rotary limit device, can avoid cantilever beam from excessively rotating, prevent the cable (6) of electric block to be wrapped in hanging in cantilever member Be torn on hanging seat (52) because the cable (6) of electric block be draw from the junction box on trolley frame it is ensuing.

There is the gear auxiliary driving of a pair of elevating arc transmissions in rotating mechanism in the application crane, pass through big elevating arc, small fan tooth The different numbers of teeth setting of wheel, can meet precise requirements of the user to the cantilever beam rotary speed of crane, avoid direct selection standard Reductor it is general speed than and caused cantilever beam rotating speed and the larger error of actual demand；It is driven using elevating arc, rotation can be made Drive device in mechanism uses horizontal speed-reducer, reduces setting height(from bottom).

Bearing block and suspension rod axis connection in the application rotating mechanism bear gravity by thrust bearing, and thrust bearing is arranged on bearing block Top, it is easy to dismount；The inner hole structure of bearing block is simply easy to process；Sleeve (43) is that high-abrasive material makees sliding bearing use, The fit clearance of suspension rod axle is reduced, increases rotational stabilization, increases the axiality of drive mechanism, cantilever member rotates laborsaving；It is anti- After loose nut A and suspension rod axis connection, then the connection by bolt (46), anti-loose effect is played, ensures rotating mechanism safety.

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 running trolley front view in the application；

Fig. 6 is Fig. 5 top view；

Fig. 7 is cantilever member schematic diagram in the application；

Fig. 8 is safety ruler schematic diagram in the application；

Fig. 9 is safety hook schematic diagram 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, Figure 4, a kind of semi portal cantilever crane being driven with running trolley and elevating arc, bag A supporting rack 100 of girder 2, one of end carriage 1, two is included, it forms semi portal 28；Include grade beam 101 on the supporting rack； Wherein it is provided with the outside of a girder and chooses electric frame 121；Track 21 is provided with above two girders, running trolley is connected on track 3；The lateral surface of two girders all sets siding track 22；The lower section gap connection safety hook 33 of siding track, the safety hook One end is connected on running trolley 3；The running trolley is provided with rotating mechanism 4；The rotating mechanism bottom bracket 41 is fixed On running trolley 3；Suspension rod axle 42 is connected through the bearing block center with thrust bearing 45；The thrust bearing is connected to The top of bearing block；It is connected above the thrust bearing with stop nut A44；The stop nut A is connected with suspension rod axle thread, And pass through the diameter of stop nut A and suspension rod axle to connect by bolt 46 and loosen；The output shaft of drive device 40 is connected to small Elevating arc 402, the small elevating arc are connected with the big external toothing of elevating arc 403, and the big elevating arc is connected to above-mentioned suspension rod axle 42 On；The upper end of suspension rod axle 42 connects safety ruler 583；Suspension rod axle lower end is connected with cantilever member 5；Cantilever in the cantilever member Electric block 10 is connected on beam；The cantilever beam is in operation outside extended workshop below two girders, and can be in horizontal plane Upper rotation.

As shown in Figure 5, Figure 6, described running trolley 3 includes 31, two sets of drive cars 32 of trolley frame；The dolly Frame 31 is welded into plate structure by steel plate and shaped steel combination；The trolley frame center is provided with assembling window 311 and is used to install rotating mechanism, Trolley frame both sides transverse side is both provided with connecting seat 312, and connecting seat is provided with flange hole 3121, trolley frame both sides longitudinal side Provided with buffer 313；Foregoing two sets of drive cars 32 are connected to the both ends of trolley frame；Drive car 32 wraps Include ZSC types reductor 321, adhesion wheel group 322, motor 323；Described ZSC types reductor 321 is fixed on trolley frame 31 On；The both sides output shaft of ZSC type reductors is connected by shaft coupling 326 with adhesion wheel group 322 respectively, two actives Wheel group is connected to below trolley frame；The input shaft of the ZSC types reductor is connected with the motor 323, after the motor It is connected with braked wheel 324 on output shaft, connecting brake 325 on the braked wheel.

As shown in fig. 7, 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 both ends are provided with buffering Seat 511.

As shown in figure 8, described safety ruler 583 includes swing rod 5832 and meets and discusses 5831, described meet and discuss 5831 is arranged to arc Shape, the described both ends met and discussed are set as symmetric bending shape；Described one end of swing rod 5832 is provided with splined hole 5833 and is used for hanging The spline tooth connection of bar axle.

As shown in figure 9, described safety hook 33 includes, T-shaped hooks seat 331, L-shaped hooks body 332；The T-shaped hooks the seat board of seat Mounting hole 3311 is provided with, the T-shaped hooks seat and is provided with horizontal elongated hole 3312, and the T-shaped hooks the seat board level of seat upward；On Stating L-shaped hook body includes eave tile 3321, and L-shaped hooks is additionally provided with vertical direction elongated hole 3322 with it；Described L-shaped hooks body and passes through bolt 333 hook seat with the T-shaped is connected；Eave tile 3321 with the L-shaped hook is connected with the lower section gap of siding track 22 on girder.

Claims

1. a kind of semi portal cantilever crane being driven with running trolley and elevating arc, including an end carriage (1), two girders (2), One supporting rack (100), it forms semi portal (28)；Include grade beam (101) on the supporting rack；Wherein on the outside of a girder Provided with choosing electric frame (121)；Track (21) is provided with above two girders, running trolley (3) is connected on track；Its feature It is：The lateral surface of two girders all sets siding track (22)；The lower section gap connection safety hook (33) of siding track, institute Safety hook one end is stated to be connected on running trolley (3)；The running trolley is provided with rotating mechanism (4)；In the rotating mechanism Bearing block (41) is fixed on running trolley (3)；Suspension rod axle (42) passes through the bearing block center and thrust bearing (45) Connection；The thrust bearing is connected to the top of bearing block；It is connected above the thrust bearing with stop nut A (44)；It is described Stop nut A is connected with suspension rod axle thread, and is connected by the diameter of bolt (46) through stop nut A and suspension rod axle Loosen；Drive device (40) output shaft is connected to small elevating arc (402), and the small elevating arc outside big elevating arc (403) with nibbling Connection is closed, the big elevating arc is connected on above-mentioned suspension rod axle (42)；Suspension rod axle (42) upper end connection safety ruler (583)； Suspension rod axle lower end is connected with cantilever member (5)；Electric block (10) is connected on cantilever beam in the cantilever member；It is described outstanding Arm beam is in operation outside extended workshop below two girders, and can rotate in the horizontal plane.

2. a kind of semi portal cantilever crane being driven with running trolley and elevating arc according to claim 1, its feature exist In：Described running trolley (3) includes trolley frame (31), two sets of drive cars (32)；The trolley frame (31) by Steel plate is welded into plate structure with shaped steel combination；The trolley frame center is provided with assembling window (311), trolley frame both sides transverse side Connecting seat (312) is both provided with, connecting seat is provided with flange hole (3121), and trolley frame both sides longitudinal side is provided with buffer (313)； Foregoing two sets of drive cars (32) are connected to the both ends of trolley frame；Drive car (32) subtracts including ZSC types Fast machine (321), adhesion wheel group (322), motor (323)；Described ZSC types reductor (321) is fixed on trolley frame (31) On；The both sides output shaft of ZSC type reductors is connected by shaft coupling (326) with adhesion wheel group (322) respectively, two institutes Adhesion wheel group is stated to be connected to below trolley frame；The input shaft of the ZSC types reductor is connected with the motor (323), described It is connected with braked wheel (324) on the rear output shaft of motor, connecting brake (325) on the braked wheel.

3. a kind of semi portal cantilever crane being driven with running trolley and elevating arc according to claim 1, its feature exist In：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), Keyway (522) is provided with described connecting hole；The Holder for hanging household utensiles other end is provided with operation window (523)；The Holder for hanging household utensiles (52) Operation window this head be welded on one end of the cantilever beam (51)；The cantilever beam both ends are provided with buffing pad (511).

4. a kind of semi portal cantilever crane being driven with running trolley and elevating arc according to claim 1, its feature exist In：Described safety ruler (583) includes swing rod (5832) and met and discussed (5831), and described meet and discuss (5831) are arranged to arc Shape, the described both ends met and discussed are set as symmetric bending shape；Described swing rod (5832) one end is provided with splined hole (5833).

5. a kind of semi portal cantilever crane being driven with running trolley and elevating arc according to claim 1, its feature exist In：Described safety hook (33) includes T-shaped and hooks seat (331), L-shaped hook body (332)；The T-shaped hooks to be set on the seat board of seat There is mounting hole (3311), the T-shaped hooks seat and is provided with horizontal elongated hole (3312), and the T-shaped hooks the seat board level of seat upward； Above-mentioned L-shaped, which hooks body, includes eave tile (3321), and L-shaped hooks is additionally provided with vertical direction elongated hole (3322) with it；Described L-shaped hooks body Seat is hooked by bolt (333) with the T-shaped to be connected；Eave tile (3321) with the L-shaped hook and the siding track (22) on girder Lower section gap connects.