阅读说明：本技术 一种双工位坩埚成型工艺 (Double-station crucible forming process ) 是由 谢时杰 朱亚锋 侯汉江 吴建云 李新春 王启明 于 2019-11-15 设计创作，主要内容包括：本发明公开了一种双工位坩埚成型工艺,涉及坩埚成型技术领域。该双工位坩埚成型装置,包括压机底座,所述压机底座的顶部设置有压机立柱,所述压机立柱的顶端设置有压机上固定架,所述压机立柱的表面套设有压机动梁,所述压机动梁与压机上固定架之间设置有施压机构,所述压机动梁的底部设置有上模具。该双工位坩埚成型工艺,采用两个模具外模在模具移动导轨的限制下进行轮流的压制、布料和顶出操作,可以在布料机构布料的同时进行压制操作,有效的利用了压机的工作时间,极大的提高了工作效率,同时改良简单,在现有的生产线上做简单的改造即可,并不需要对整个生产线进行改造,具有良好的经济效益。(The invention discloses a double-station crucible forming process, and relates to the technical field of crucible forming. The double-station crucible forming device comprises a press base, wherein a press upright post is arranged at the top of the press base, a press upper fixing frame is arranged at the top end of the press upright post, a press moving beam is sleeved on the surface of the press upright post, a pressing mechanism is arranged between the press moving beam and the press upper fixing frame, and an upper die is arranged at the bottom of the press moving beam. According to the double-station crucible forming process, the two outer dies are adopted to perform alternate pressing, material distribution and ejection operations under the limitation of the moving guide rails of the dies, so that the pressing operation can be performed while the material is distributed by the material distribution mechanism, the working time of the press is effectively utilized, the working efficiency is greatly improved, the improvement is simple on the existing production line, the improvement on the whole production line is not needed, and the double-station crucible forming process has good economic benefits.)

1. The utility model provides a duplex position crucible forming device, includes press base (3), the top of press base (3) is provided with press stand (1), the top of press stand (1) is provided with press upper bracket (5), the surface cover of press stand (1) is equipped with press walking beam (6), be provided with pressing mechanism, its characterized in that between press walking beam (6) and press upper bracket (5): the bottom of the press walking beam (6) is provided with an upper die (7), the two sides of the press base (3) are respectively provided with a right pushing oil cylinder (4) and a left pushing oil cylinder (9), the top of the press base (3) is provided with a die moving guide rail (8), the die moving guide rail (8) is provided with an outer die (2) matched with the die moving guide rail, and the number of the outer die (2) is two.

2. The double station crucible forming device of claim 1, wherein: the number of the press upright columns (1) is four, and the four press upright columns (1) are respectively positioned at four corners of the top of the press base (3).

3. A double-station crucible forming process is characterized in that: the double-station crucible forming device comprises the double-station crucible forming device and adopts the following steps:

s1, performing pressing operation on one outer die (2) of the die, ejecting a crucible in the other outer die (2) of the die through a left ejection oil cylinder (9), and then filling paste into the outer die (2) of the die which is not subjected to the pressing operation;

s2, moving the two external die (2) to one side along the die moving guide rail (8), ensuring that the external die (2) filled with the paste in the step S1 is positioned right below the press movable beam (6), and then performing pressing operation;

s3, controlling the corresponding pushing oil cylinders to push out the crucible in the external mold (2) which is subjected to the pressing operation in the step S1, then performing paste refilling operation on the external mold (2) after the crucible is pushed out, moving the two external molds (2) along the mold moving guide rail (8) to the direction opposite to the moving direction in the step S2, and ensuring that the external mold (2) after the paste is filled is positioned right below the press moving beam (6);

and S4, repeating the step S1 to circularly work.

4. The double-station crucible forming process according to claim 3, wherein: when one mold outer die (2) is pressed, the other mold outer die (2) can be subjected to material distribution and demolding operations.

5. The double-station crucible forming process according to claim 3, wherein: in step S2, the two outer mold dies (2) move along the mold moving guide (8) according to the positions of the outer mold dies (2) which are not currently pressing, if the outer mold dies (2) which are not pressing are the outer mold dies (2) on the left side, the outer mold dies move to the right, otherwise, the outer mold dies move to the left.

Technical Field

The invention relates to the technical field of crucible forming, in particular to a double-station crucible forming process.

Background

The graphite crucible has good thermal conductivity and high temperature resistance, and has small thermal expansion coefficient and certain strain resistance to rapid heating and rapid cooling in the high-temperature use process. Has strong corrosion resistance to acid and alkaline solutions and excellent chemical stability. In the industrial departments of metallurgy, casting, machinery, chemical engineering and the like, the smelting method is widely used for smelting alloy tool steel and smelting non-ferrous metals and alloys thereof, and has better technical and economic effects.

In the traditional crucible forming process, one press is matched with one mold, only one crucible can be pressed at one time, pressing cannot be performed during material distribution, and material distribution and pressing cannot be performed during demolding, so that the traditional crucible forming process is not suitable for mass production, and the working efficiency is reduced.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a double-station crucible forming process, which solves the problems that in the traditional crucible forming process, one crucible can only be pressed once by one press matched with one mould, the crucible cannot be pressed during material distribution, the material distribution and the pressing cannot be performed during demoulding, and the traditional crucible forming process is not suitable for mass production.

(II) technical scheme

In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides a duplex position crucible forming device, includes the press base, the top of press base is provided with the press stand, the top of press stand is provided with press upper fixing frame, the surface cover of press stand is equipped with press walking beam, be provided with application of pressure mechanism between press walking beam and the press upper fixing frame, the bottom of press walking beam is provided with the mould, the both sides of press base are provided with right side top and push away hydro-cylinder and left side top respectively and push away the hydro-cylinder, the top of press base is provided with mould movable guide, be provided with the mould external mold that sets up rather than the cooperation on the mould movable guide, the quantity of mould external mold is two.

Preferably, the number of the press upright columns is four, and the four press upright columns are respectively positioned at four corners of the top of the press base.

A double-station crucible forming process comprises the double-station crucible forming device and comprises the following steps:

s1, pressing one outer die of the die, ejecting the crucible in the other outer die of the die through a left ejection oil cylinder, and then filling paste into the outer die of the die which is not subjected to pressing operation;

s2, moving the two outer dies of the die to one side along the moving guide rail of the die, ensuring that the outer die of the die filled with the paste in the step S1 is positioned right below the moving beam of the press, and then performing pressing operation;

s3, controlling the corresponding pushing oil cylinders to push out the crucible in the external mold of the mold subjected to the pressing operation in the step S1, then performing paste refilling operation on the external mold of the mold after the crucible is pushed out, moving the two external molds of the mold along the mold moving guide rail to the direction opposite to the moving direction in the step S2, and ensuring that the external mold of the mold subjected to paste refilling operation is positioned right below the press moving beam;

and S4, repeating the step S1 to circularly work.

Preferably, when one mold outer die is pressed, the other mold outer die can be subjected to material distribution and demolding operations.

Preferably, in step S2, the two outer mold dies are moved along the mold moving guide in the moving direction according to the positions of the outer mold dies that are not currently performing the pressing operation, and if the outer mold dies that are not performing the pressing operation are left-side outer mold dies, the outer mold dies are moved to the right, otherwise the outer mold dies are moved to the left.

(III) advantageous effects

The invention provides a double-station crucible forming process. The method has the following beneficial effects: according to the double-station crucible forming process, the two outer dies are adopted to perform alternate pressing, material distribution and ejection operations under the limitation of the moving guide rails of the dies, so that the pressing operation can be performed while the material is distributed by the material distribution mechanism, the working time of the press is effectively utilized, the working efficiency is greatly improved, the improvement is simple on the existing production line, the improvement on the whole production line is not needed, and the double-station crucible forming process has good economic benefits.

Drawings

FIG. 1 is a schematic structural view of a double-station crucible forming device according to the present invention;

FIG. 2 is a side view of the double station crucible forming apparatus of the present invention;

FIG. 3 is a schematic diagram of step S1 according to the present invention;

FIG. 4 is a schematic diagram of step S2 according to the present invention;

FIG. 5 is a diagram illustrating step S3 according to the present invention.

In the figure: 1. a press column; 2. an outer die of the die; 3. a press base; 4. a right pushing oil cylinder; 5. a fixing frame is arranged on the press; 6. a press walking beam; 7. an upper die; 8. a mold moving guide rail; 9. and a left pushing oil cylinder.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: the utility model provides a duplex position crucible forming device, including press base 3, press base 3's top is provided with press stand 1, press stand 1's quantity is four, and four press stand 1 are located four angles at press base 3 top respectively, press stand 1's top is provided with press mount 5, press stand 1's surperficial cover is equipped with press walking beam 6, be provided with the mechanism of exerting pressure between press walking beam 6 and the press mount 5, press walking beam 6's bottom is provided with mould 7, press base 3's both sides are provided with right side respectively and push away hydro-cylinder 4 and left side and push away hydro-cylinder 9, press base 3's top is provided with mould movable guide 8, be provided with mould external mold 2 rather than the cooperation setting on mould movable guide 8, the quantity of mould external mold 2 is two.

A double-station crucible forming process comprises the double-station crucible forming device and comprises the following steps:

s1, pressing one outer die 2, ejecting a crucible in the other outer die 2 through a left ejection oil cylinder 9, and then filling paste into the outer die 2 which is not subjected to pressing operation, wherein when one outer die 2 is pressed, the other outer die 2 can be subjected to material distribution and demolding operation;

s2, moving the two outer dies 2 to one side along the die moving guide rail 8, ensuring that the outer dies 2 filled with the paste in the step S1 are positioned right below the press movable beam 6, and then performing pressing operation, wherein the two outer dies 2 are determined according to the positions of the outer dies 2 which are not currently subjected to the pressing operation along the moving direction of the die moving guide rail 8, if the outer dies 2 which are not subjected to the pressing operation are the outer dies 2 which are on the left side, the outer dies move to the right, and otherwise, the outer dies move to the left;

s3, controlling the corresponding pushing oil cylinders to push out the crucible in the external mold 2 subjected to the pressing operation in the step S1, then performing paste refilling operation on the external mold 2 after the crucible is pushed out, moving the two external molds 2 along the mold moving guide rail 8 to the direction opposite to the moving direction in the step S2, and ensuring that the external mold 2 filled with the paste is positioned right below the press moving beam 6;

and S4, repeating the step S1 to circularly work.

In conclusion, according to the double-station crucible forming process, the two mold outer molds 2 are adopted to perform alternate pressing, material distribution and ejection operations under the limitation of the mold moving guide rails 8, the pressing operation can be performed while the material is distributed by the material distribution mechanism, the working time of the press is effectively utilized, the working efficiency is greatly improved, the improvement is simple, the improvement can be performed on the existing production line simply, the whole production line does not need to be improved, and the double-station crucible forming process has good economic benefits.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.