CN203621482U

CN203621482U - Steel ladle backend lifting mechanism

Info

Publication number: CN203621482U
Application number: CN201320726636.5U
Authority: CN
Inventors: 张晓阳; 杨浩; 池乾勇
Original assignee: CHONGQING CHUANSHEN METAL NEW MATERIAL Co Ltd
Current assignee: CHONGQING CHUANSHEN METAL NEW MATERIAL Co Ltd
Priority date: 2013-11-18
Filing date: 2013-11-18
Publication date: 2014-06-04
Anticipated expiration: 2023-11-18

Abstract

The utility model discloses a steel ladle backend lifting mechanism. The steel ladle backend lifting mechanism comprises two rotating rods which are vertically arranged on a bottom plate behind a steel ladle body, wherein the lower ends of the rotating rods are rotatably installed on the bottom plate and are fixedly sleeved with a transmission gear respectively; a nut is sleeved at the upper end of each of the rotating rods through external threads; a supporting rod is fixedly connected onto each nut respectively; the outer end of each supporting rod is slidably matched inside in a sliding slot in the lower surface of the steel ladle body through a roller; the lifting mechanism further comprises an intermediate gear which is horizontally arranged on the bottom plate through a vertical rotating shaft and meshed with the two transmission gears respectively, and a vertical plate which is positioned behind the intermediate gear and is fixed on the bottom plate; a rotating shaft is horizontally arranged on the vertical plate in the front-and-back direction; a turnplate is arranged at the back end of the rotating shaft; and the front end of the rotating shaft is in transmission connection with the vertical rotating shaft of the intermediate gear through a pair of meshed bevel wheels. The steel ladle backend lifting mechanism has the advantages of simple structure, smooth operation, reliable action, facilitation of control and the like.

Description

A kind of ladle rear end elevating mechanism

Technical field

The utility model relates to one casting ladle, especially relates to a kind of ladle rear end elevating mechanism.

Background technology

Casting is a kind of metalwork forming technology, smelts for after liquation by raw metal, is poured in mould, obtains hardware after its cooled and solidified.Wherein molten metal is smelted well in smelting furnace, need to transfer in mould by ladle.

Common ladle, generally comprises the ladle body of a tubbiness, is fixed on a propping steeve and a rotating mechanism on steel plate body, adopts traveling crane to be transported to before mould, then by rotating mechanism, its rotation is cast by propping steeve.This ladle need to be driven a vehicle and is used in conjunction with, and operating cost is higher, is not suitable for the castings production of small-sized or small lot.

China's patent of invention numbers 2011103228092 once disclosed a kind of mobile casting buggy ladle; it has casting ladle and vehicle frame; the top of vehicle frame left end is provided with two bearing blocks, and the below at vehicle frame deflection middle part is provided with two axletrees, is separately installed with two wheels on two axletrees; The top of vehicle frame is also connected with respectively two car handles, and the right side of being partial to vehicle frame between two car handles is connected with thermal baffle; Particularly: casting ladle is to adopt two rotating shafts to be arranged on vehicle frame; the below that casting ladle front and back shell wall is positioned at two rotating shafts left sides is arranged with two hangers; two car handle deflection right-hand member places are provided with two operator handles, and two hangers of casting ladle are to adopt two steel wire ropes to be connected forming with two operators on two car handles; This invention is used without driving is auxiliary, has solved the problem that the existing equipment operating cost of existing small-sized foundry goods casting method is high and production efficiency is low, but still has had following defect.

1, body frame structure for automotive is simple, and ladle body is directly installed on vehicle frame, and lower end only depends on a pair of roller supporting, is difficult to guarantee ladle balance when conveying, promotes molten metal in vehicle frame process and easily scatters.2, because ladle pivot is at ladle body medium position, therefore be difficult to pour liquation into mould, need to ladle liquid outlet be arranged longlyer, easy breaking like this, and casting fluid is wayward, and after casting, residual quantity is larger, causes waste.

In order to address the above problem, applicant considers to design a kind of portable ladle, wherein adopt a horizontally disposed base plate, ladle body is arranged on base plate, then in four jiaos of bottoms of base plate, a roller is respectively set, push rod is connected in to base plate rear obliquely, ladle body bottom front end is pivotally mounted on an installation base on base plate by a horizontally disposed rotating shaft simultaneously, like this, only need an elevating mechanism be set in ladle body rear end again, can realize down liquid.

Wherein, then consider that design is when elevating mechanism, need to consider that it is possessed simple in structure, operate steadily, reliable in action, is beneficial to the features such as control.

Utility model content

For above-mentioned the deficiencies in the prior art, technical problem to be solved in the utility model is: how to provide a kind of simple in structure, operate steadily, reliable in action, is beneficial to the feature ladle rear end elevating mechanisms such as control.

In order to solve the problems of the technologies described above, in the utility model, adopt following technical scheme:

A kind of ladle rear end elevating mechanism, it is characterized in that, described elevating mechanism, comprise two bull sticks on the base plate that is vertically arranged on ladle body rear, bull stick lower end is installed in rotation on base plate and on base plate top fixed cover separately and is provided with a travelling gear, bull stick upper end is arranged with a nut separately rotationally by external screw thread, on nut, be fixedly connected with separately a support bar, support bar outer end is engaged in ladle body lower surface along in a chute of fore-and-aft direction setting slidably by a roller separately; Elevating mechanism also comprises that one is horizontally set on base plate and the idler gear of respectively with two travelling gear engagements by a vertical rotating shaft, be positioned at the riser being fixed on base plate at idler gear rear, on riser, be horizontally disposed with a power transmission shaft along fore-and-aft direction, power transmission shaft rear end is provided with a rotating disk, and power transmission shaft front end is connected by the helical gear of pair of meshing and the vertical rotating shaft transmission of idler gear.

Like this, in the time of falling liquid, only need rotary turnplate, drive idler gear rotation by the helical gear of engagement, and then drive bull stick rotation by travelling gear, owing to being screw pair cooperation between bull stick upper end and nut, rise therefore can control nut, and then by support bar and roller, the lifting of ladle body rear end is realized liquid.Like this, adopt mechanical structure control to fall liquid, apparatus structure is with low cost, and the process of falling liquid steadily and be beneficial to control, can be due to the electric fault generation accident of falling liquid, and security is higher.

In sum, the utlity model has simple in structure,, operate steadily, reliable in action, is beneficial to the advantages such as control.

Accompanying drawing explanation

Fig. 1 is a kind of structural representation of the portable ladle that has adopted the utility model structure.

The specific embodiment

Below in conjunction with a kind of portable ladle that has adopted the utility model structure and accompanying drawing thereof, the utility model is described in further detail.

When concrete enforcement, as shown in Figure 1, a kind of portable ladle that adopts the utility model structure, comprise the ladle body 1 of tubbiness, vehicle frame and roller 2, vehicle frame comprises push rod 3, described vehicle frame also comprises a horizontally disposed base plate 4, described roller 2 is four and is arranged at 4 four jiaos of base plates below, and push rod 3 is connected in base plate 4 rears obliquely, and described ladle body 1 falls liquid device by upset and is arranged at base plate 4 tops.Liquid device is fallen in described upset, comprise the installation base 5 that is positioned at base plate 4 upper front part positions, installation base 5 upper surface front positions are rotatably connected by a horizontally disposed rotating shaft 6 and ladle body 1 lower surface front end, also comprise the elevating mechanism being arranged between ladle body 1 lower surface rear end and base plate 4.Described elevating mechanism, comprise two bull sticks 7 on the base plate that is vertically arranged on ladle body 1 rear, bull stick 7 lower ends are installed in rotation on base plate 4 and on base plate 4 tops fixed cover separately and are provided with a travelling gear 8, bull stick 7 upper ends are arranged with a nut 9 separately rotationally by external screw thread, on nut 9, be fixedly connected with separately a support bar 10, support bar 10 outer ends are engaged in ladle body 1 lower surface along in a chute of fore-and-aft direction setting slidably by a roller 11 separately; Elevating mechanism also comprises that one is horizontally set on base plate 4 and the idler gear 12 of respectively with two travelling gear engagements by a vertical rotating shaft, be positioned at the riser 14 being fixed on base plate 4 at idler gear 12 rears, on riser 14, be horizontally disposed with a power transmission shaft along fore-and-aft direction, power transmission shaft rear end is provided with a rotating disk 15, and power transmission shaft front end is connected by the helical gear 13 of pair of meshing and the vertical rotating shaft transmission of idler gear 12.

In above-mentioned portable ladle, be provided with a base plate and support as ladle, base plate below is provided with four rolling and realizes mobilely, has guaranteed like this even running of ladle in moving process, avoids ladle to topple over or liquation spills.Described upset is fallen in liquid device, rotating shaft is positioned at ladle body front end below, ladle body promotes the upwards lifting of ladle body rear end by elevating mechanism, and then make ladle body front end overturn downwards realize casting, like this, the stopper noz(zle) of ladle body front end is to front lower place tip tilt, therefore convenient, liquation is poured in mould to the fluid control of being convenient to cast.Wherein, the elevating mechanism adopting has adopted mechanical lifting gear, in the time of falling liquid, only need rotary turnplate, drive idler gear rotation by the helical gear of engagement, and then drive bull stick to rotate by travelling gear, owing between bull stick upper end and nut being screw pair cooperation, rise therefore can control nut, and then by support bar and roller, the lifting of ladle body rear end is realized liquid.Like this, adopt mechanical structure control to fall liquid, apparatus structure is with low cost, and the process of falling liquid steadily and be beneficial to control, can be due to the electric fault generation accident of falling liquid, and security is higher.

Therefore it is simple and compact for structure that above-mentioned portable ladle has, operation is steadily mobile, and casting fluid is easily controlled and safe advantage.

Claims

1. a ladle rear end elevating mechanism, it is characterized in that, described elevating mechanism, comprise two bull sticks on the base plate that is vertically arranged on ladle body rear, bull stick lower end is installed in rotation on base plate and on base plate top fixed cover separately and is provided with a travelling gear, bull stick upper end is arranged with a nut separately rotationally by external screw thread, on nut, be fixedly connected with separately a support bar, support bar outer end is engaged in ladle body lower surface along in a chute of fore-and-aft direction setting slidably by a roller separately; Elevating mechanism also comprises that one is horizontally set on base plate and the idler gear of respectively with two travelling gear engagements by a vertical rotating shaft, be positioned at the riser being fixed on base plate at idler gear rear, on riser, be horizontally disposed with a power transmission shaft along fore-and-aft direction, power transmission shaft rear end is provided with a rotating disk, and power transmission shaft front end is connected by the helical gear of pair of meshing and the vertical rotating shaft transmission of idler gear.