CN205709563U

CN205709563U - A kind of semi portal bridge-type cantilever crane of band balance end carriage

Info

Publication number: CN205709563U
Application number: CN201620221097.3U
Authority: CN
Inventors: 卢统华
Original assignee: Individual
Current assignee: Individual
Priority date: 2016-03-22
Filing date: 2016-03-22
Publication date: 2016-11-23
Anticipated expiration: 2026-03-22

Abstract

This utility model relates to the semi portal bridge-type cantilever crane of a kind of band balance end carriage, and including semi portal, semi portal is made up of an end carriage, two girders, supporting racks, supporting rack includes sill；End carriage is made up of two balance end carriages and connecting rod；Sill is formed by connecting by two balance grade beams and a middle tie-beam；Balance end carriage peace weighing apparatus grade beam one end connects cart actuating device, and the other end connects by motor car wheel group；Article two, the top of girder central authorities is fixing connects a Liang Tai；Liang Tai is provided with rotating mechanism；Suspension rod axle lower end in rotating mechanism is connected with cantilever member；Suspension rod axle upper end attachment security chi；Two travel switches are connected to above Liang Tai；Electric block is installed on cantilever member and can move back and forth along the outrigger horizontal on cantilever member；Cantilever beam is placed in below two girders and can rotate.The place outdoors, this workshop that described lifting function runs orbital direction at cart is directly lifted by crane or discharge goods, it is not necessary to transport by other transporting equipment, improves efficiency；The cantilever beam rotary speed of described crane can accurately reach user's request.

Description

A kind of semi portal bridge-type cantilever crane of band balance end carriage

Technical field

The application relates to crane field, refers more particularly to the semi portal bridge-type cantilever crane of a kind of band balance end carriage.

Background technology

Existing bridge crane is applied in Workshop, has controlled a lot of machine tool and has been processed producing, produce in some workshops Product and raw material are required for Real-Time Transport to workshop, next door or other department；Under the suspension hook of the crane on workshop is hung from dolly Carrying out lifting goods, dolly runs back and forth only along crane twin beams, big only along on the end bay post of workshop two of crane Track road runs back and forth, and the goods scope that such crane hook can lift is surrounded at the two-end-point of two the cart tracks in workshop Plane within, be in the goods of this horizontal edge when needing lifting, suspension hook just produces oblique pull, then outside this plane away from The article of point (as workshop outdoors, across outer) cannot lift, now can only transport by other transporting equipment, generally by vapour Car drives workshop into carry out lifting goods under suspension hook, and just horizontal laid rail between this workshop and workshop, next door driven to come in by some cars Road, allows trolley special reach suspension hook and gets off to join goods, have doorway, workshop (or passageway, workshop) set up one special outstanding Arm hangs, and the goods outside workshop is transported through scheduling, first goods is lifted up into the place got at this workshop crane suspension hook, The most again by crane this goods handling to workshop other station, under this operating mode use existing bridge crane, with every Wall workshop can not directly join goods, must bring quite inconvenience by other transporting equipment schedule job, also produce manpower and materials Waste.

Summary of the invention

The semi portal bridge-type cantilever of a kind of band balance end carriage is provided in place of the application aims to overcome that above-mentioned the deficiencies in the prior art Crane, the place outdoors, this workshop that described lifting function runs orbital direction at cart is directly lifted by crane or discharge goods, it is not necessary to borrow Help other transporting equipment to transport, improve efficiency；The cantilever beam rotary speed of described crane can accurately reach user's request.

For reaching above-mentioned purpose, the application uses following technology to realize:

A kind of semi portal bridge-type cantilever crane of band balance end carriage, including semi portal 28, described semi portal by an end carriage 1, Article two, 2, supporting rack 100 of girder forms, and two of which girder one connects end carriage 1, other end connection leg frame 100； Sill 300 is included on described supporting rack；It is characterized in that: described end carriage 1 is by two balance end carriages 102 and a middle company Extension bar 101 is formed by connecting；Described sill 300 is passed through connecting shaft by two balance grade beams 302 and a middle tie-beam 301 303 are formed by connecting；Described balance end carriage 102 and balance grade beam 302 one end connect cart actuating device 8, and the other end connects passive Wheel group 18；The top of described two girder 2 central authorities is fixing connects a beam platform 3；Described Liang Tai is provided with band elevating arc transmission Rotating mechanism 4；Suspension rod axle 42 lower end in described rotating mechanism is connected with cantilever member 5；Suspension rod axle upper end attachment security chi 583；The the meeting and discussing can touch with travel switch 581 of described safety ruler is connected, and two described travel switches are connected to above beam platform 3； Installing electric block 10 on described cantilever member, electric block can move back and forth along the outrigger horizontal on cantilever member；Described Cantilever beam is placed in below described two girders and can rotate.

Wherein, described rotating mechanism 4 include driving means 40, little elevating arc 402, big elevating arc 403, bearing block 41, Suspension rod axle 42；Described bearing block 41 is fixedly connected on beam platform 3；The lower end branch sleeve 43 of described inner hole of bearing seat；Described The shaft shoulder 425 it is provided with in the middle part of suspension rod axle 42；Described suspension rod axle is connected through bearing block 41 center with thrust bearing 45；Described thrust The lower floor of bearing is connected to the top of bearing block, and its upper strata is connected with stop nut A44；Described stop nut A band dust cover 441, Stop nut A is connected with suspension rod male thread, and is coupled together through the diameter of stop nut A and suspension rod axle by bolt 46；Institute The driving means 40 stated is combined with Horizontal speed-reducer by motor, and described driving means is fixed on by reductor bearing 401 On beam platform 3；Described driving means output shaft is connected to little elevating arc 402, and described little elevating arc is nibbled outside big elevating arc 403 Closing and connect, described big elevating arc 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 Holder for hanging household utensiles one arranges connecting hole 521, Keyway 522 it is provided with in described connecting hole；Described Holder for hanging household utensiles other end is provided with operation window 523 for operating connection anti-loose nut； The operation window of described Holder for hanging household utensiles 52 this be welded on one end of described cantilever beam 51；Described cantilever beam is made up of I-steel, or It is made up of H profile steel, or by the box girder structure of Plate Welding, described cantilever beam two ends are provided with buffing pad 511.

Wherein, described cantilever member 5 is connected on the suspension rod axle 42 of rotating mechanism by flat key 49 and stop nut 9；Institute The stop nut stated and suspension rod axle couple together with bolt 99 again, and described bolt is through stop nut and the diameter of suspension rod axle.

Wherein, described cart actuating device 8 includes connecting shaft wheel 81, inner flange seat 82, reducing motor 83, described company Axle wheel 81 is double wheel flange wheels, and connecting shaft wheel center is provided with axis hole 811, and the axle of described connecting shaft wheel both sides is stretched 812 and connected respectively Then the inner ring of bearing 84；The outer ring of described bearing is connected on inner flange seat 82；Ring flange on two described inner flange seats It is connected to balance the inwall of end carriage 102 both sides；Described reducing motor 83 output shaft 831 is parallel with motor shaft, output shaft Being connected in the axis hole 811 of above-mentioned connecting shaft wheel, the fixing hole on described reducing motor top is by bolt and cushion pad 85 and fixes Seat 86 connects；Described fixing seat 86 is welded on the sidewall of balance end carriage or balance grade beam.

Wherein, described is included connecting shaft wheel 181, inner flange seat 182 by motor car wheel group 18, and described connecting shaft wheel 181 is Double wheel flange wheels, the axle of described connecting shaft wheel both sides stretches 1811 inner rings that respectively connected bearing 183；The outer ring of described bearing is even It is connected on the inner chamber of inner flange seat 182；Ring flange on two described inner flange seats is connected to balance end carriage or balance grade beam Sidewall on.

Having the beneficial effects that of the application is as described below:

Owing to the cantilever beam of the application is arranged at below girder, cantilever beam can directly stretch out the workshop of cart traffic direction to be carried out outdoors Operation, because the door top in usual workshop can reach the support rail beam place height in this workshop substantially, therefore present techniques feature is permissible Reach the application purpose；After lifting goods, by electric block moving along cantilever beam, or by the rotation of cantilever member, Or by the motion of crane driving means, or by aforementioned three's integrated motion, the goods of lifting can be hung onto this The place that workshop needs, Liang Tai (3) is fixed on girder motionless, and this crane is suitable for the workshop that gauge is little；With next door car Between or workshop carry out outdoors to use the transhipment of other crane gear during goods handing-over, improve efficiency.

The cantilever crane of the application is suitable on the metope column the most on one side of workshop setting up bracket to lay track, and another side uses car Between the environment of track；On end carriage in crane semi portal, cart actuating device runs on column track, the cart on sill Driving means is run in the track of workshop.

End carriage in the application crane uses two balances end carriage (102) and a middle connecting rod (101) to be formed by connecting；Under Crossbeam is formed by connecting by two balances grade beam (302) and a middle tie-beam (301)；Such combination beam is supporting organizes car more Wheel, can use the wheel group of small-wheel-diameter, and the sectional dimension making combination beam is little, and constructions cost is low, and can solve crane large-tonnage Little wheel load problem.

End carriage two ends in the application crane all arrange cart actuating device, it is ensured that cart runs smooth and easy, it is to avoid during monolateral driving Because end carriage may upwarp, drivewheel not rail produce idle running phenomenon；Cart actuating device (8) novel structure of the application is practical Property is strong；The wheel body of connecting shaft wheel is once swaged into wheel shaft, simple in construction, is especially suitable for path wheel, the ring flange of inner flange seat Being connected to benefit inside end carriage is to stand the biggest axial float inner flange seat all without departing from position, the connection of inner flange seat Bolt need not bear big axial tension, and wheel alignment is good；The output shaft of reducing motor can be flat key axle or splined shaft or double Key axle, according to torque different situations, with wheel axis hole reasonable coordination；Reducing motor is connected on end carriage by cushion pad, Due to the cushioning effect of cushion pad, alleviate reducing motor and start, brake generation impact shock, protect driving means.

On the application end carriage by motor car wheel group use connecting shaft wheel, wheel body be once swaged into wheel shaft, simple in construction, be especially suitable for Path wheel.

It is provided with rotary limit device, by safety ruler (583) and two travel switches (581) between suspension rod axle and beam platform in the application Composition, safety ruler is arranged on suspension rod axle upper end, and travel switch is arranged on beam platform upper surface, and more convenient installation regulates；There is rotation Stopping means, can avoid cantilever beam excessively to rotate, and prevents the Holder for hanging household utensiles (52) that the cable (6) of electric block is wrapped in cantilever member Upper and be torn because the cable of electric block (6) to be that the junction box from Liang Taishang draws ensuing.

Rotating mechanism in the application crane has the gear pair transmission of a pair elevating arc transmission, by big elevating arc, little fan tooth The different numbers of teeth of wheel set, and can meet user's precise requirements to the cantilever beam rotary speed of crane, it is to avoid directly selection standard The bigger error of the general speed ratio of reductor and the cantilever beam rotating speed that produces and actual demand；Use elevating arc transmission, rotation can be made Driving means in mechanism uses Horizontal speed-reducer, reduces setting height(from bottom).

Bearing block and the connection of suspension rod axle in the application rotating mechanism are born gravity by thrust bearing, and thrust bearing is arranged on bearing block Top, it is simple to dismounting；The inner hole structure of bearing block is simply easy to processing；Sleeve (43) is that sliding bearing use made by high-abrasive material, Reducing the fit clearance of suspension rod axle, increase rotational stabilization, increase the axiality of drive mechanism, cantilever member rotates laborsaving；Anti- Pine nut A band dust cover (441) gives bearing proofing dust and protecting, can seal the butter in bearing simultaneously；Stop nut A is with suspension rod axle even After connecing, then by the connection of bolt (46), play locking effect, it is ensured that rotating mechanism safety.

After cantilever member in the application is connected with suspension rod axle, after connecting location by stop nut and suspension rod male thread, then use spiral shell Bolt (99) couples together through the diameter of stop nut and suspension rod axle, it is to avoid stop nut loosens, safe and reliable.

Accompanying drawing explanation

Fig. 1 is the application structural front view；

Fig. 2 is the side view of Fig. 1；

Fig. 3 is the top view of Fig. 1；

Fig. 4 is F partial enlarged drawing in Fig. 1；

Fig. 5 is cantilever member schematic diagram in the application；

Fig. 6 is cart actuating device schematic diagram in the application；

Fig. 7 is by motor car wheel group schematic diagram in the application.

Detailed description of the invention

In conjunction with accompanying drawing in detail, the application detailed description of the invention is described in detail:

As shown in Figure 1, Figure 2, Figure 3 shows, the semi portal bridge-type cantilever crane of a kind of band balance end carriage, including semi portal 28, Described semi portal is made up of an end carriage 2, supporting rack 100 of 1, two girders, and two of which girder one connects end carriage 1, Other end connection leg frame 100；Sill 300 is included on described supporting rack；Described end carriage 1 by two balance end carriages 102 and in Between a connecting rod 101 be formed by connecting；Described sill 300 is led to by two balance grade beams 302 and a middle tie-beam 301 Cross connecting shaft 303 to be formed by connecting；Described balance end carriage 102 and balance grade beam 302 one end connect cart actuating device 8, another End connects by motor car wheel group 18；The top of described two girder 2 central authorities is fixing connects a beam platform 3；Described Liang Tai is provided with band The rotating mechanism 4 of elevating arc transmission；Suspension rod axle 42 lower end in described rotating mechanism is connected with cantilever member 5；Suspension rod axle upper end Attachment security chi 583；The the meeting and discussing can touch with travel switch 581 of described safety ruler is connected, and two described travel switches are connected to Above beam platform 3；Installing electric block 10 on described cantilever member, electric block can come along the outrigger horizontal on cantilever member Backhaul dynamic；Described cantilever beam is placed in below described two girders and can rotate.

As shown in Figure 4, described rotating mechanism 4 includes driving means 40, little elevating arc 402, big elevating arc 403, bearing Seat 41, suspension rod axle 42；Described bearing block 41 is fixedly connected on beam platform 3；The lower end branch sleeve 43 of described inner hole of bearing seat； It is provided with the shaft shoulder 425 in the middle part of described suspension rod axle 42；Described suspension rod axle is connected through bearing block 41 center with thrust bearing 45；Described The lower floor of thrust bearing is connected to the top of bearing block, and its upper strata is connected with stop nut A44；Described stop nut A band is dust-proof Cover 441, stop nut A is connected with suspension rod male thread, and is connected through the diameter of stop nut A and suspension rod axle by bolt 46 Get up；Described driving means 40 is combined with Horizontal speed-reducer by motor, and described driving means passes through reductor bearing 401 are fixed on beam platform 3；Described driving means output shaft is connected to little elevating arc 402, described little elevating arc and big elevating arc 403 external toothings connect, and described big elevating arc is connected on above-mentioned suspension rod axle 42.

Described cantilever member 5 is connected on suspension rod axle 42 by flat key 49 and stop nut 9；Described stop nut and hanging Bar axle couples together with bolt 99 again, and described bolt is through stop nut and the diameter of suspension rod axle.

As it is shown in figure 5, described cantilever member 5 includes cantilever beam 51, Holder for hanging household utensiles 52；Described Holder for hanging household utensiles one arranges connecting hole 521, it is provided with keyway 522 in described connecting hole；Described Holder for hanging household utensiles other end is provided with operation window 523 for operating connection anti-loose spiral shell Female；The operation window of described Holder for hanging household utensiles 52 this be welded on one end of described cantilever beam 51；Described cantilever beam is made up of I-steel, Or be made up of H profile steel, or by the box girder structure of Plate Welding, described cantilever beam two ends are provided with buffing pad 511.

As shown in Figure 6, described cart actuating device 8 includes connecting shaft wheel 81, inner flange seat 82, reducing motor 83, institute The connecting shaft wheel 81 stated is double wheel flange wheels, and connecting shaft wheel center is provided with axis hole 811, and the axle of described connecting shaft wheel both sides stretches 812 Respectively connected the inner ring of bearing 84；The outer ring of described bearing is connected on inner flange seat 82；On two described inner flange seats Ring flange is connected to balance the inwall of end carriage 102 both sides；Described reducing motor 83 output shaft 831 is parallel with motor shaft, Output shaft is connected in the axis hole 811 of above-mentioned connecting shaft wheel, and the fixing hole on described reducing motor top passes through bolt and cushion pad 85 It is connected with fixing seat 86；Described fixing seat 86 is welded on the sidewall of balance end carriage or balance grade beam.

As it is shown in fig. 7, described is included connecting shaft wheel 181, inner flange seat 182, described connecting shaft wheel by motor car wheel group 18 181 is double wheel flange wheels, and the axle of described connecting shaft wheel both sides stretches 1811 inner rings that respectively connected bearing 183；Described bearing Outer ring is connected on the inner chamber of inner flange seat 182；Ring flange on two described inner flange seats is connected to balance end carriage or flat On the sidewall of weighing apparatus grade beam.

Claims

1. the semi portal bridge-type cantilever crane of a band balance end carriage, including semi portal (28), described semi portal is made up of an end carriage (1), two girders (2), supporting racks (100), two of which girder one connects end carriage (1), other end connection leg frame (100)；Sill (300) is included on described supporting rack；It is characterized in that: described end carriage (1) is formed by connecting by two balances end carriage (102) and a middle connecting rod (101)；Described sill (300) is formed by connecting by connecting shaft (303) by two balances grade beam (302) and a middle tie-beam (301)；Described balance end carriage (102) and balance grade beam (302) one end connect cart actuating device (8), and the other end connects by motor car wheel group (18)；The top of described two girders (2) central authorities is fixing connects a Liang Tai (3)；Described Liang Tai is provided with the rotating mechanism (4) of band elevating arc transmission；Suspension rod axle (42) lower end in described rotating mechanism is connected with cantilever member (5)；Suspension rod axle upper end attachment security chi (583)；The the meeting and discussing can touch with travel switch (581) of described safety ruler is connected, and two described travel switches are connected to Liang Tai (3) above；Installing electric block (10) on described cantilever member, electric block can move back and forth along the outrigger horizontal on cantilever member；Described cantilever beam is placed in below described two girders and can rotate.

The semi portal bridge-type cantilever crane of a kind of band the most according to claim 1 balance end carriage, it is characterised in that: described rotating mechanism (4) includes driving means (40), little elevating arc (402), big elevating arc (403), bearing block (41), suspension rod axle (42)；Described bearing block (41) is fixedly connected on Liang Tai (3)；The lower end branch sleeve (43) of described inner hole of bearing seat；Described suspension rod axle (42) middle part is provided with the shaft shoulder (425)；Described suspension rod axle is connected through bearing block (41) center with thrust bearing (45)；The lower floor of described thrust bearing is connected to the top of bearing block, and its upper strata is connected with stop nut A (44)；Described stop nut A band dust cover (441), stop nut A is connected with suspension rod male thread, and is coupled together through the diameter of stop nut A and suspension rod axle by bolt (46)；Described driving means (40) is combined with Horizontal speed-reducer by motor, and described driving means is fixed on Liang Tai (3) by reductor bearing (401)；Described driving means output shaft is connected to little elevating arc (402), and described little elevating arc is connected with big elevating arc (403) external toothing, and described big elevating arc is connected on above-mentioned suspension rod axle (42).

The semi portal bridge-type cantilever crane of a kind of band the most according to claim 1 balance end carriage, it is characterised in that: described cantilever member (5) includes cantilever beam (51), Holder for hanging household utensiles (52)；Described Holder for hanging household utensiles one arranges connecting hole (521), is provided with keyway (522) in described connecting hole；Described Holder for hanging household utensiles other end is provided with operation window (523)；This head of operation window of described Holder for hanging household utensiles (52) is welded on one end of described cantilever beam (51)；Described cantilever beam is made up of I-steel, or is made up of H profile steel, or by the box girder structure of Plate Welding, described cantilever beam two ends are provided with buffing pad (511).

4. the semi portal bridge-type cantilever crane of end carriage is balanced according to a kind of band described in claim 1 or 3, it is characterised in that: described cantilever member (5) is connected on suspension rod axle (42) by flat key (49) and stop nut (9)；Described stop nut and suspension rod axle couple together with bolt (99) again, and described bolt (99) is through stop nut and the diameter of suspension rod axle.

The semi portal bridge-type cantilever crane of a kind of band the most according to claim 1 balance end carriage, it is characterized in that: described cart actuating device (8) includes connecting shaft wheel (81), inner flange seat (82), reducing motor (83), described connecting shaft wheel (81) is double wheel flange wheels, connecting shaft wheel center is provided with axis hole (811), and the axle of described connecting shaft wheel both sides is stretched (812) and be respectively connected the inner ring of bearing (84)；The outer ring of described bearing is connected on inner flange seat (82)；Ring flange on two described inner flange seats is connected to balance the inwall of end carriage (102) both sides；Described reducing motor (83) output shaft (831) is parallel with motor shaft, output shaft is connected in the axis hole (811) of above-mentioned connecting shaft wheel, and the fixing hole on described reducing motor top is connected with fixing seat (86) by bolt and cushion pad (85)；Described fixing seat (86) is welded on the sidewall of balance end carriage or balance grade beam.

The semi portal bridge-type cantilever crane of a kind of band the most according to claim 1 balance end carriage, it is characterized in that: described is included connecting shaft wheel (181), inner flange seat (182) by motor car wheel group (18), described connecting shaft wheel (181) is double wheel flange wheels, and the axle of described connecting shaft wheel both sides is stretched (1811) and be respectively connected the inner ring of bearing (183)；The outer ring of described bearing is connected on the inner chamber of inner flange seat (182)；Ring flange on two described inner flange seats is connected to balance on the sidewall of end carriage or balance grade beam.