CN217647467U

CN217647467U - Large-tonnage crucible ingot casting lifting type ingot stripper

Info

Publication number: CN217647467U
Application number: CN202221880940.0U
Authority: CN
Inventors: 王钦; 赵虎; 王磊; 刘小会
Original assignee: Baoji Tengyuan New Metal Materials Co ltd
Current assignee: Baoji Tengyuan New Metal Materials Co ltd
Priority date: 2022-07-20
Filing date: 2022-07-20
Publication date: 2022-10-25
Anticipated expiration: 2032-07-20

Abstract

The utility model provides a large-tonnage crucible ingot casting lifting type ingot stripper, belonging to the technical field of ingot strippers, wherein a lifting type ingot stripper is arranged in a pit for crucible ingot stripping; the lifting type ingot removing device comprises two side brackets, a crucible lifting support frame and an ejection oil cylinder frame; the two side brackets are vertically arranged in the pit for crucible ingot removal in a relatively symmetrical manner, the crucible lifting support frame is arranged at the upper parts of the two side brackets, the two sides of the lower part of the crucible lifting support frame are vertically and vertically connected with the two side brackets in a sliding manner, and a lifting oil cylinder is vertically and fixedly arranged between the two side brackets; the ejection oil cylinder frame is arranged on the upper part of the crucible lifting support frame and is fixedly connected with the crucible lifting support frame when in use, and the ejection oil cylinder is vertically arranged in the middle of the upper part of the ejection oil cylinder frame. The utility model discloses guarantee that the crucible promotes just to release the ingot casting after one section distance, divide the multistage promotion to deviate from, make the large-tonnage ingot casting deviate from the whereabouts distance at every turn for a short time, can not produce huge vibration, can not cause the influence to the precision of other equipment in the factory building.

Description

Large-tonnage crucible ingot casting lifting type ingot stripper

Technical Field

The utility model belongs to the technical field of the ingot stripping machine, concretely relates to large-tonnage crucible ingot casting over-and-under type ingot stripping machine.

Background

When the vacuum arc furnace is in use, after ingot removal of a crucible, the crucible is generally placed on a crucible base, the crucible is lifted by a crane, and ingot removal of the ingot in the crucible is automatically carried out. However, for a large-tonnage cast ingot of 15 tons, because the tonnage and the length of the cast ingot are large, the crucible deforms after being used for a period of time in a high-temperature state and under the condition of different sizes of the cast ingot, and the fixed ingot stripper originally used cannot well complete the work, so that the phenomenon of ingot clamping is frequently generated. The ingot casting is broken down from the crucible by adopting the jack, but the crucible is suspended after being lifted, the ingot casting broken down by the jack falls from a higher position away from the ground, and the ingot casting with a small height directly falls to the base without causing great damage, but for the 15-ton ingot casting, the height is 4-5 m, after the jack is broken down, the ingot casting directly falls from the height, the vibration is very large, the ingot casting can be damaged, and the influence on the precision of other equipment in a plant can be caused, therefore, under the analysis and research of company equipment maintenance and production site management personnel, an ideal ingot removing device which can adjust the height of the platform of the ingot removing machine along with the tonnage of the ingot casting is independently researched and manufactured. Improvements are therefore proposed.

SUMMERY OF THE UTILITY MODEL

The utility model provides a technical problem: the utility model provides a large-tonnage crucible ingot casting over-and-under type ingot puller, the utility model discloses a hydraulic structure guarantees that the crucible promotes just to release the ingot casting after one section distance, divides the multistage to promote to deviate from, not only uses exomechanical power to enable the ingot casting in time to deviate from the crucible, guarantees moreover that the large-tonnage ingot casting is at every turn deviate from the whereabouts distance little, and it can not produce huge vibration to drop on the ground to just also can not cause the damage to the product, can not cause the influence to the precision of other equipment in the factory building.

The utility model adopts the technical proposal that: a large-tonnage crucible ingot casting lifting type ingot stripper comprises a pit for crucible ingot stripping, wherein a lifting type ingot stripping device is arranged in the pit for crucible ingot stripping; the lifting type ingot removing device comprises two side brackets, a crucible lifting support frame and an ejection oil cylinder frame;

the two side supports are oppositely, symmetrically and vertically arranged in a pit for removing ingots from the crucible, the crucible lifting support frame is arranged at the upper parts of the two side supports, the two sides of the lower part of the crucible lifting support frame are vertically and vertically connected with the two side supports in a sliding manner, a lifting oil cylinder is vertically and fixedly arranged between the two side supports, and the upper end of the lifting oil cylinder is fixedly connected with the crucible lifting support frame; the ejection oil cylinder frame is arranged on the upper portion of the crucible lifting supporting frame and fixedly connected with the crucible lifting supporting frame when in use, and an ejection oil cylinder used for ejecting a cast ingot in a crucible supported in the crucible lifting supporting frame is vertically arranged in the middle of the upper portion of the ejection oil cylinder frame.

The technical scheme is further limited, the two side brackets are of a frame structure made of steel plates, each side bracket comprises two upright posts, vertical sliding grooves are formed in the upright posts, vertical sliding posts are vertically arranged at corresponding positions of the lower part of the crucible lifting support frame, and the vertical sliding posts and the vertical sliding grooves are matched together in a sliding mode; the lower part of the middle of the side support is fixedly provided with a lifting oil cylinder base, the lower part of the lifting oil cylinder is fixed on the lifting oil cylinder base, and the upper end of the lifting oil cylinder base is connected with the crucible lifting support frame through a connecting seat.

The technical proposal is further limited that the crucible lifting support frame is a frame structure made of steel plates; be equipped with the U type groove that is used for laying the adaptation crucible among the crucible lift braced frame, U type groove width is less than crucible upper portion along a platform diameter, U type groove upper surface border a week is equipped with U type crucible supporting bench, crucible lift braced frame upper portion both sides all are equipped with spacing connecting seat, be equipped with spacing pinhole on the spacing connecting seat.

The technical scheme is further limited, the ejection oil cylinder frame is of a frame structure made of steel plates; the middle of the ejection oil cylinder frame is provided with an ejection oil cylinder mounting seat, and the ejection oil cylinder is vertically fixed on the ejection oil cylinder mounting seat; and the two sides of the lower part of the ejection oil cylinder frame are respectively provided with an ejection frame connecting seat correspondingly connected with the limiting connecting seat, and the ejection frame connecting seat is provided with a connecting seat pin hole.

The technical scheme is further limited, an ejection frame storage rack for placing an ejection oil cylinder frame is arranged at the rear part of the lifting type ingot stripping device, and a hydraulic pump station is arranged at the lower part of the ejection frame storage rack.

The technical scheme is further limited, the ejection device further comprises an ejection piston extension pipe used for assisting the length of a piston rod of the ejection oil cylinder, the ejection piston extension pipe is stored on the side edge of the side support when not used, an extension pipe storage rack used for hanging the ejection piston extension pipe is arranged on the side support, and the ejection piston extension pipe is connected to the extension pipe storage rack through an extension rod hanging pin.

The utility model has the advantages compared with the prior art:

1. according to the scheme, by manufacturing the lifting type ingot removing device, a crucible lifting supporting frame in the lifting type ingot removing device can support a crucible to lift under the action of upward extension of a lifting oil cylinder, then an ejection oil cylinder on the ejection oil cylinder frame extends downward to eject an ingot in the crucible downward, the lifting type ingot removing device can ensure that the ingot is ejected after the crucible is lifted for a certain distance through a hydraulic structure, and the ingot is lifted and removed in multiple sections, so that the ingot can be timely removed from the crucible by using external mechanical power, and can ensure that the large-tonnage ingot is removed by lifting and removing in multiple sections, the falling distance of the large-tonnage ingot is small each time, and huge vibration cannot be generated when the large-tonnage ingot falls on the ground, so that a product cannot be damaged, and the precision of other equipment in a plant cannot be influenced;

2. the scheme can ensure that the ingot casting smoothly separates from the crucible, does not influence production and product quality, reduces labor force of personnel, shortens production period and can save funds.

Drawings

FIG. 1 is a front view of the structure of the present invention;

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

FIG. 3 is a top view of the crucible lifting support frame of the present invention;

fig. 4 is a top view of the structure of the middle ejection cylinder frame of the present invention.

Detailed Description

Specific embodiments of the present invention will be described below with reference to fig. 1 to 4. It is to be understood that the following description of the embodiments is merely exemplary and not intended to limit the invention in any way.

The following examples are provided to facilitate a better understanding of the present invention, but are not intended to limit the present invention. The crucible brushing methods in the following examples are all conventional methods. The components and materials used in the following examples are commercially available unless otherwise specified. The control circuit in the following embodiments is implemented in a conventional control manner unless otherwise specified.

In the present invention, in the case where no explanation is made to the contrary, it should be understood that: the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of describing the present invention, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "connected", "disposed" and "provided" are to be interpreted broadly, e.g. as being either fixedly connected or detachably connected, or integrally connected. For example, they may be directly connected to each other or indirectly connected to each other through other intermediate members. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

A large-tonnage crucible ingot casting lifting type ingot removing machine is shown in figures 1 and 2 and comprises a crucible ingot removing pit 1, wherein a lifting type ingot removing device 2 is installed in the crucible ingot removing pit 1. The lifting type ingot removing device 2 comprises two side brackets 3, a crucible lifting support frame 4 and an ejection oil cylinder frame 12.

Two side supports 3 are vertically located in crucible takes off spindle 1 with pit to the symmetry relatively, 3 upper portions on two side supports are arranged in to crucible lift braced frame 4, but crucible lift braced frame 4 lower part both sides and two side supports 3 vertical upper and lower sliding connection, vertically fixed being equipped with lift cylinder 5 in the middle of two side supports 3, lift cylinder 5 upper end and crucible lift braced frame 4 fixed connection.

In the structure, the two side supports 3 are both frame structures made of steel plates, as shown in fig. 2, each of the two side supports 3 comprises two upright posts, each upright post is provided with a vertical chute 6, a vertical sliding column 7 is vertically arranged at a corresponding position on the lower part of the crucible lifting support frame 4, and the vertical sliding column 7 is matched with the vertical chute 6 in a sliding manner; the lower part of the middle of the side bracket 3 is fixedly provided with a lifting oil cylinder base 8, the lower part of the lifting oil cylinder 5 is fixed on the lifting oil cylinder base 8, and the upper end of the lifting oil cylinder base 8 is connected with the crucible lifting support frame 4 through a connecting seat.

In the structure, the crucible lifting support frame 4 is a frame structure made of a steel plate; the crucible lifting and supporting frame is characterized in that a U-shaped groove 4-1 for placing a matched crucible is formed in the crucible lifting and supporting frame 4, as shown in the attached drawing 3, the width of the U-shaped groove 4-1 is smaller than the diameter of the upper edge of the crucible and can ensure that the crucible can enter, a U-shaped crucible supporting table 9 is arranged on the upper surface of the U-shaped groove 4-1 along a circle, limiting connecting seats 10 are arranged on two sides of the upper portion of the crucible lifting and supporting frame 4, and limiting seat pin holes 10-1 are formed in the limiting connecting seats 10.

The ejection oil cylinder frame 12 is arranged on the upper portion of the crucible lifting support frame 4 and fixedly connected with the crucible lifting support frame 4 when in use, and an ejection oil cylinder 14 used for ejecting a cast ingot in a crucible supported in the crucible lifting support frame 4 is vertically arranged in the middle of the upper portion of the ejection oil cylinder frame 12.

In the above structure, the ejection cylinder frame 12 is a frame structure made of a steel plate; an ejection cylinder mounting seat 13 is arranged in the middle of the ejection cylinder frame 12, and as shown in fig. 4, the ejection cylinder 14 is vertically fixed on the ejection cylinder mounting seat 13; and the two sides of the lower part of the ejection oil cylinder frame 12 are respectively provided with an ejection frame connecting seat 15 correspondingly connected with the limiting connecting seat 10, and the ejection frame connecting seat 15 is provided with a connecting seat pin hole 15-1.

An ejection frame storage rack 11 for placing an ejection cylinder frame 12 is arranged at the rear part of the lifting type ingot stripping device 2, and a hydraulic pump station 19 is arranged at the lower part of the ejection frame storage rack 11 and used for providing hydraulic oil for the lifting cylinder 5 and the ejection cylinder 14.

The ejection device is characterized by further comprising an ejection piston extension pipe 16 used for assisting the length of a piston rod of the ejection oil cylinder 14, the ejection piston extension pipe 16 is stored on the side edge of the side bracket 3 when not used, an extension pipe storage rack 17 used for hanging the ejection piston extension pipe 16 is arranged on the side bracket 3, and the ejection piston extension pipe 16 is connected to the extension pipe storage rack 17 through an extension rod hanging pin 18. When the piston of the ejection oil cylinder 14 is not extended enough, the ejection piston extension pipe 16 can be padded at the upper part of the cast ingot, and the piston of the ejection oil cylinder 14 ejects the cast ingot through the ejection piston extension pipe 16.

The working principle is as follows: the crucible is lifted to the crucible ingot removing pit 1 by a crane, the screw of the base of the crucible is removed, then the crucible is lifted to the lifting ingot removing device by the crane, the crucible enters the U-shaped groove 4-1, and the upper edge platform of the crucible is supported on the U-shaped crucible supporting platform 9 on the side of the U-shaped groove 4-1 of the crucible lifting supporting frame 4. And (3) hoisting the ejection cylinder frame 12 to the upper part of the crucible lifting support frame 4 by a crane, and correspondingly connecting an ejection frame connecting seat 15 on the crucible lifting support frame 4 with a limiting connecting seat 10 of the crucible lifting support frame 4 through a pin shaft. The crucible lifting supporting frame 4 in the lifting type ingot removing device 2 can support the crucible to be lifted under the action of the lifting oil cylinder 5 extending upwards, and then the ejection oil cylinder 14 on the ejection oil cylinder frame 12 extends downwards to push out the ingot in the crucible downwards.

This lifting type ingot removing device 2 can guarantee through hydraulic structure that the crucible promotes just to release the ingot casting after a section distance, just push down the ingot casting after promoting 200 millimeters for every, divide the multistage to promote to deviate from, not only use exogenic mechanical power to enable the ingot casting in time to deviate from the crucible, and promote through dividing the multistage to deviate from, can guarantee that the large-tonnage ingot casting is deviating from the whereabouts distance at every turn little, it can not produce huge vibration to drop on the ground, thereby just can not lead to the fact the damage to the product yet, can not lead to the fact the influence to the precision of other equipment in the factory building. The utility model discloses can guarantee that the ingot casting deviates from the crucible smoothly, do not influence production and product quality, reduce personnel's labour, shorten production cycle, more can save the fund.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present specification describes embodiments, not every embodiment includes only a single embodiment, and such description is for clarity purposes only, and it is to be understood that all embodiments may be combined as appropriate by one of ordinary skill in the art to form other embodiments as will be apparent to those of skill in the art from the description herein.

Claims

1. Large-tonnage crucible ingot casting over-and-under type ingot stripping machine, take off pit (1) for the ingot including the crucible, its characterized in that: a lifting ingot removing device (2) is arranged in the crucible ingot removing pit (1); the lifting type ingot removing device (2) comprises two side brackets (3), a crucible lifting support frame (4) and an ejection cylinder frame (12);

the two side brackets (3) are symmetrically and vertically arranged in the crucible ingot removing pit (1) relatively, the crucible lifting support frame (4) is arranged at the upper parts of the two side brackets (3), the two sides of the lower part of the crucible lifting support frame (4) are vertically and vertically connected with the two side brackets (3) in a sliding manner, a lifting oil cylinder (5) is vertically and fixedly arranged between the two side brackets (3), and the upper end of the lifting oil cylinder (5) is fixedly connected with the crucible lifting support frame (4); the crucible lifting supporting frame (4) is fixedly connected with the ejection cylinder frame (12), and the ejection cylinder (14) used for ejecting the ingot in the crucible supported in the crucible lifting supporting frame (4) is vertically arranged in the middle of the upper part of the ejection cylinder frame (12).

2. The large-tonnage crucible ingot casting lifting type ingot stripper as defined in claim 1, which is characterized in that: the two side supports (3) are both of frame structures made of steel plates, each side support (3) comprises two stand columns, vertical sliding chutes (6) are formed in the stand columns, vertical sliding columns (7) are vertically arranged at corresponding positions of the lower portions of the crucible lifting supporting frames (4), and the vertical sliding columns (7) are matched with the vertical sliding chutes (6) in a sliding mode; the crucible lifting support frame is characterized in that a lifting oil cylinder base (8) is fixedly arranged at the lower middle part of the side support (3), the lower part of the lifting oil cylinder (5) is fixed on the lifting oil cylinder base (8), and the upper end of the lifting oil cylinder base (8) is connected with the crucible lifting support frame (4) through a connecting seat.

3. The large-tonnage crucible ingot casting lifting type ingot stripper as claimed in claim 2, which is characterized in that: the crucible lifting support frame (4) is a frame structure made of steel plates; the crucible lifting support frame is characterized in that a U-shaped groove (4-1) used for placing a matched crucible is arranged in the crucible lifting support frame (4), the width of the U-shaped groove (4-1) is smaller than the diameter of the upper edge of the crucible, a U-shaped crucible support table (9) is arranged on the periphery of the upper surface edge of the U-shaped groove (4-1), limiting connecting seats (10) are arranged on two sides of the upper portion of the crucible lifting support frame (4), and limiting seat pin holes (10-1) are formed in the limiting connecting seats (10).

4. The large-tonnage crucible ingot casting lifting type ingot stripper as defined in claim 3, wherein: the ejection oil cylinder frame (12) is of a frame structure made of steel plates; an ejection cylinder mounting seat (13) is arranged in the middle of the ejection cylinder frame (12), and the ejection cylinder (14) is vertically fixed on the ejection cylinder mounting seat (13); and the two sides of the lower part of the ejection oil cylinder frame (12) are respectively provided with an ejection frame connecting seat (15) correspondingly connected with the limiting connecting seat (10), and the ejection frame connecting seat (15) is provided with a connecting seat pin hole (15-1).

5. The large-tonnage crucible ingot casting lifting type ingot stripper as defined in claim 1, wherein: an ejection frame storage rack (11) for placing an ejection oil cylinder frame (12) is arranged at the rear part of the lifting type ingot removing device (2), and a hydraulic pump station (19) is arranged at the lower part of the ejection frame storage rack (11).

6. The large-tonnage crucible ingot casting lifting type ingot stripper as defined in claim 1, wherein: the ejection device is characterized by further comprising an ejection piston extension pipe (16) used for assisting the length of a piston rod of the ejection oil cylinder (14), the ejection piston extension pipe (16) is stored on the side edge of the side support (3) when not used, an extension pipe storage rack (17) used for hanging the ejection piston extension pipe (16) is arranged on the side support (3), and the ejection piston extension pipe (16) is connected to the extension pipe storage rack (17) through an extension rod hanging pin (18).