CN108480607B

CN108480607B - Movable casting ladle for butterfly valve casting

Info

Publication number: CN108480607B
Application number: CN201810367333.6A
Authority: CN
Inventors: 俞立华; 吴桂林; 俞璐
Original assignee: Wuhu Hua Bang Fluid Technology Co Ltd
Current assignee: Wuhu Hua Bang Fluid Technology Co Ltd
Priority date: 2018-04-23
Filing date: 2018-04-23
Publication date: 2020-01-14
Anticipated expiration: 2038-04-23
Also published as: CN108480607A

Abstract

The invention discloses a movable casting ladle for butterfly valve casting, which comprises an upper support plate, wherein the middle part of the upper support plate is provided with a liquid inlet, an end cover is arranged at the liquid inlet, two sides of the upper support plate are provided with support rods, the lower ends of the support rods at two sides are provided with lower support plates, the lower ends of the lower support plates are provided with universal wheels, a screw rod seat is fixed on the lower support plate and the upper support plate at one side, a screw rod is arranged in the screw rod seat, one side of the screw rod seat is provided with a first slide rod, two second slide rods are fixed between the lower support plate and the upper support plate at the other side, a second slide seat is arranged on the second slide rod, rotary bearings are arranged in the first slide seat and the second slide seat, a rotary shaft is arranged in the rotary bearings, a casting ladle is fixed between the rotary shafts, a large gear is arranged on the rotary shaft at one position of the slide seat, a, the height of the casting ladle is convenient to adjust, the metal liquid pouring process is stable, and bubbles in the butterfly valve casting are reduced.

Description

Movable casting ladle for butterfly valve casting

Technical Field

The invention relates to the field of butterfly valve casting, in particular to a movable casting ladle for butterfly valve casting.

Background

In a casting workshop of a butterfly valve, a ladle is a tool for transferring and pouring high-temperature molten steel, the ladle receives molten metal in front of a furnace and then is transported to a casting mold for pouring in a traveling crane or manual carrying mode, the molten metal required by the small butterfly valve is small, the ladle with small capacity is usually adopted for transferring the molten metal, the ladle is lifted to the casting mold manually and then poured into a sand box, the manual lifting is unstable in the moving process, the molten metal is easy to shake and splash out, the worker is injured, the position of the ladle cannot be accurately positioned during pouring, the pouring height is not adjustable, the pouring flow rate cannot be controlled manually and stably, and the quality of a butterfly valve casting is unstable.

Disclosure of Invention

The invention aims to provide a movable casting ladle for casting a butterfly valve, which aims to solve the defects in the prior art.

In order to achieve the above purpose, the present invention provides the following technical solutions: a movable casting ladle for butterfly valve casting comprises an upper support plate, wherein a liquid inlet is formed in the middle of the upper support plate, an end cover hinged with the upper support plate is arranged at the liquid inlet, support rods are arranged on two sides of the upper support plate, lower ends of the support rods on the two sides are respectively provided with a lower support plate, a universal wheel is arranged at the lower end of the lower support plate, a screw rod seat is fixed on the lower support plate and the upper support plate on one side, a screw rod is arranged in the screw rod seat, a first sliding seat in threaded connection is arranged on one side of the screw rod seat, a first sliding seat in threaded connection is arranged on the screw rod and is in sliding connection with the first sliding seat, a second sliding seat in sliding connection is fixed between the lower support plate and the upper support plate on the other side, a second sliding seat in sliding connection is arranged on the second sliding seat, rotating bearings are arranged in the first sliding seat and the second sliding seat, one side of the sliding seat is provided with a rotating seat, a rotating rod is arranged in the rotating seat, and a small gear meshed with the large gear is arranged on the rotating rod.

Preferably, a first rotating wheel is fixed at the upper end of the screw rod, and a second rotating wheel is fixed on the rotating rod.

Preferably, two push rods are arranged on the side face of the upper support plate, and rubber sleeves are sleeved on the push rods.

Preferably, a limiting block is fixed at the upper end of the first sliding rod.

Preferably, the upper end of the end cover is provided with a pull handle.

Preferably, the transmission ratio of the small gear to the large gear is 1: 10-15.

The beneficial effect of adopting above technical scheme is: the invention relates to a movable casting ladle for casting a butterfly valve, which comprises the following specific using methods: firstly, rotating a first rotating wheel to drive a screw rod to rotate so as to enable a first sliding seat to ascend, wherein the first sliding seat is connected with a rotating shaft which is connected with a casting ladle, the other side of the casting ladle is also connected with a second sliding seat through the rotating shaft so as to stop when the first sliding seat ascends to a limiting block, the upper end surface of the casting ladle is contacted with the lower end surface of an end cover at the moment, the end cover is turned over by pulling a handle, a rubber sleeve on a push rod is held, the device is pushed to a metal smelting furnace so that a liquid inlet hole is positioned at an outlet of molten metal of the smelting furnace, the molten metal is poured into the casting ladle from the liquid inlet hole, then the end cover is covered, the device is pushed to a sand box of a butterfly valve, after the end cover is covered, liquid splashed by the casting ladle in the pushing process is isolated in the casting ladle by the end cover so that the liquid cannot be splashed to the outside to cause injury to, make to water the package and descend, the velocity of flow when avoiding watering the package height and leading to the pouring is too fast, the velocity of flow is too fast makes the inside gassing of butterfly valve casting blank easily, influence shaping quality, water the good back of package height adjustment, gentle rotation runner two, it rotates to drive the pinion, the pinion drives the gear wheel rotation, the gear wheel drives the pivot rotation, the pivot drives to water the package slope and rotates, make in the casting sand box of steady entering butterfly valve of metal liquid, this device compares traditional artifical carrying and takes or the mode that the driving lifted by crane, therefore, the steam generator is simple in operation, time saving and labor saving, metal liquid has been avoided splashing and has caused the injury to the workman, the highly convenient to adjust of watering the package, the process is steadily emptyd to the metal liquid.

Drawings

FIG. 1 is a left side view of the present invention;

FIG. 2 is a right side view of the present invention;

FIG. 3 is a front view of the present invention;

fig. 4 is a top view of the present invention.

The device comprises a support plate 1, a push rod 2, a rubber sleeve 3, a liquid inlet hole 4, a pull handle 5, an end cover 6, a limiting block 7, a first rotating wheel 8, a first screw rod seat 9, a screw rod 10, a ladle 11, a first sliding seat 12, a second rotating wheel 13, a pinion 14, a rotating rod 15, a rotating shaft 16, a rotating bearing 17, a gearwheel 18, a first sliding rod 19, a universal wheel 20, a supporting rod 21, a lower support plate 22, a second sliding rod 23, a second sliding seat 24 and a rotating seat 25.

Detailed Description

Preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings.

Fig. 1-4 show embodiments of the present invention: a movable casting ladle for butterfly valve casting comprises an upper support plate 1, wherein a liquid inlet hole 4 is formed in the middle of the upper support plate 1, an end cover 6 hinged to the upper support plate 1 is arranged at the position of the liquid inlet hole 4, support rods 21 are arranged on two sides of the upper support plate 1, lower ends of the support rods 21 on the two sides are respectively provided with a lower support plate 22, universal wheels 20 are arranged at the lower ends of the lower support plates 22, a screw rod seat 9 is fixed on the lower support plate 22 and the upper support plate 1 on one side, a screw rod 10 is arranged in the screw rod seat 9, a first slide rod 19 is arranged on one side of the screw rod seat 9, a first slide seat 12 in threaded connection is arranged on the screw rod 10, the first slide seat 12 is in sliding connection with the first slide rod 19, two second slide rods 23 are fixed between the lower support plate 22 and the upper support plate 1 on the other side, a second slide seat 24 in sliding connection is arranged on the second slide rod 23, rotary bearings, a casting ladle 11 is fixed between the rotating shafts 16, a large gear 18 is arranged on the rotating shaft 16 at the position of the first sliding seat 12, a rotating seat 25 is arranged on the side face of the first sliding seat 12, a rotating rod 15 is arranged in the rotating seat 25, and a small gear 14 meshed with the large gear 18 is arranged on the rotating rod 15.

In this embodiment, a first rotating wheel 8 is fixed at the upper end of the screw rod 10, and a second rotating wheel 13 is fixed on the rotating rod 15.

In this embodiment, two push rods 2 are arranged on the side surface of the upper support plate 1, and a rubber sleeve 3 is sleeved on each push rod 2, so that the device can be conveniently pushed.

In this embodiment, the upper end of the first sliding rod 19 is fixed with a limiting block 7 for limiting the casting ladle 11 upwards, and when the upper end surface of the casting ladle 11 contacts with the lower end surface of the end cover 6, the first sliding seat 12 contacts with the limiting block 7, so that the first sliding seat 12 stops rising, and the screw rod 10 cannot rotate continuously.

In this embodiment, the upper end of the end cover 6 is provided with a pull handle 5.

In this embodiment, the transmission ratio of the small gear 14 to the large gear 18 is 1: 10-15.

Based on the above, the invention provides a movable casting ladle 11 for casting a butterfly valve, and the specific use method of the invention is as follows: firstly, rotating a first rotating wheel 8 to drive a screw rod 10 to rotate, so that a first sliding seat 12 rises, the first sliding seat 12 is connected with a rotating shaft 16, the rotating shaft 16 is connected with a casting ladle 11, the other side of the casting ladle 11 is also connected with a second sliding seat 24 through the rotating shaft 16, so that the first sliding seat 12 stops when rising to a limiting block 7, the upper end surface of the casting ladle 11 is in contact with the lower end surface of an end cover 6, the end cover 6 is turned over by a pull handle 5, a rubber sleeve 3 on a push rod 2 is held, the device is pushed to a metal melting furnace, a liquid inlet hole 4 is positioned at an outlet of molten metal of the melting furnace, the molten metal is poured into the casting ladle 11 from the liquid inlet hole 4, then the end cover 6 is covered, the device is pushed to a sand box of a butterfly valve, after the end cover 6 is covered, liquid splashed by the casting ladle 11 during pushing is isolated inside the casting ladle 11 by the end cover 6, so that the liquid cannot be splashed to the outside to cause injury to a casting, the first reverse rotation runner 8, make to water a packet 11 and descend, the velocity of flow when avoiding watering packet 11 height too high to lead to the pouring is too fast, the velocity of flow is too fast makes the inside production bubble of butterfly valve casting blank easily, influence the shaping quality, water packet 11 height adjustment good back, gentle rotation runner two 13, it rotates to drive pinion 14, pinion 14 drives gear wheel 18 and rotates, gear wheel 18 drives pivot 16 and rotates, pivot 16 drives and waters packet 11 slope and rotates, make the steady casting sand box that gets into the butterfly valve of metal liquid, this device compares the mode that traditional manual work was carried or the driving lifted by crane, therefore, the steam generator is simple in operation, time and labor saving, it causes the injury to the workman to have avoided metal liquid to splash, the high regulation of being convenient for of watering packet 11, the metal liquid process of empting is steady, the production of the.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various changes and modifications can be made without departing from the inventive concept of the present invention, and these changes and modifications are all within the scope of the present invention.

Claims

1. The utility model provides a portable ladle that waters of butterfly valve casting usefulness which characterized in that: the screw rod type screw rod device comprises an upper support plate, wherein a liquid inlet hole is formed in the middle of the upper support plate, an end cover hinged with the upper support plate is arranged at the liquid inlet hole, support rods are arranged on two sides of the upper support plate, lower support plates are arranged at the lower ends of the support rods on the two sides, universal wheels are arranged at the lower ends of the lower support plates, a screw rod seat is fixed on the lower support plate and the upper support plate on one side, a screw rod is arranged in the screw rod seat, a first slide rod is arranged on one side of the screw rod seat, a first slide seat in threaded connection is arranged on the screw rod, the first slide seat is in sliding connection with the first slide rod, two second slide rods are fixed between the lower support plate and the upper support plate on the other side, a second slide seat in sliding connection is arranged on the second slide seat, rotary bearings are arranged in the first slide seat and the second slide seat, the rotary seat is internally provided with a rotary rod, the rotary rod is provided with a pinion which is meshed with the bull gear, the upper end of the screw rod is fixed with a first rotary wheel, the rotary rod is fixed with a second rotary wheel, the side surface of the upper support plate is provided with two push rods, the push rods are sleeved with rubber sleeves, the upper end of the first slide rod is fixed with a limiting block, the upper end of the end cover is provided with a pull handle, and the transmission ratio of the pinion to the bull gear is 1: 10-15.