CN217492615U - Disappearance mould casting system of discharge door arc welt for mixer - Google Patents

Abstract

The utility model discloses an agitator is with disappearance mould casting system of unloading door arc welt belongs to mixer spare part technical field, including apron and fixing base, be connected with the mold core of a pair of tube-shape on the fixing base, the mold core includes base and mount pad to and set up in the template of the inboard bottom of mount pad, the mount pad is hollow cylinder structure, and evenly distributed has a plurality of first mountings and second mounting on its inside wall, just first mounting and second mounting are relative setting. The utility model has the advantages of reasonable design, through setting up fixing base and apron, for the subsequent casting molding of lost foam casting and gasification cooling stage preferentially provide one emergence environment, avoid the mold core to shift and influence the casting quality, further guarantee the operating stability of casting process to through setting up the mold core template that covers comprehensively, the guarantee is to the even casting of each position of mold core, makes the casting quality obtain effectively promoting, thereby ensures the processing qualification rate of arc welt.

Description

Disappearance mould casting system of discharge door arc welt for mixer

Technical Field

The utility model belongs to the technical field of the mixer spare part, concretely relates to disappearance mould casting system of discharge door arc welt for mixer.

Background

The stirrer is a machine which is provided with blades and a shaft rotating in a cylinder or a groove to stir and mix a plurality of raw materials into a mixture or a proper consistency, is widely applied to various industrial and civil building projects such as water conservancy, roads, bridges and the like at present, and is extremely important construction equipment. The discharge door is used for closing or opening the discharge opening of the mixer, is one of key components of the mixer, and directly influences the production efficiency of a mixing main machine, the product quality of concrete, the service life of equipment and the personal safety of staff.

The multi-section arc lining plates are arranged on the discharging door body of the existing stirrer, the discharging door rotates to be matched with the arc lining plates to seal the discharging opening, the requirements on the precision of inner and outer arcs on two sides of the arc lining plates are high, if the split type arc lining plates are directly adopted, the processing difficulty is high, and the high processing precision is difficult to achieve, so that the integral type processing is adopted in the industry, namely, the complete cylindrical lining plates are processed in an evaporative pattern casting mode, and then the cylindrical lining plates are divided into the multi-section arc lining plates, so that the processing difficulty is reduced, and the quality stability of the multi-section arc lining plates is guaranteed.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the inventor reachs through practice and summary the utility model discloses a lost foam casting system of discharge door arc welt for mixer, including apron and fixing base, be connected with the mold core of a pair of tube-shape on the fixing base, the mold core includes base and mount pad to and set up in the template of the inboard bottom of mount pad, the mount pad is hollow cylinder structure, and evenly distributed has a plurality of first mountings and second mounting on its inside wall, just first mounting and second mounting are relative setting.

Furthermore, the first fixing part comprises a fixing part connected with the mounting seat and a limiting block arranged on the fixing part and close to the lower end of one side of the center of the mounting seat, and a groove is formed in the upper end of one side, opposite to the limiting block, of the fixing part. Play effectual restriction fixed action to the template, guarantee high-efficient casting, the setting of recess simultaneously for the easy dismounting of mount pad improves work efficiency.

Furthermore, the second fixing piece has the same structure as the first fixing piece, and the length of the second fixing piece is smaller than that of the first fixing piece. Through the cooperation setting of first mounting and second mounting, promote the fixed effect to the template, guarantee the stability of casting working process, reduce the casting defect.

Furthermore, the first fixing piece and the second fixing piece are integrated with the mounting seat. The integral structural strength and mechanical property are improved, and the smooth casting work is ensured.

Furthermore, the template comprises a central pouring area and an annular pouring area arranged at the outer side end of the central portion, a plurality of arc-shaped pouring gates are arranged in the annular pouring area at equal intervals, and the opening ends of the arc-shaped pouring gates are connected with the side wall of the mounting seat. Through setting up the template that covers comprehensively, the guarantee is to the even casting of each position of mold core for casting quality obtains effectively promoting, thereby ensures the processing qualification rate of arc welt.

Furthermore, the central pouring area comprises a circle center and a plurality of fan blades which are circumferentially distributed at equal intervals along the outer side of the circle center in a surrounding mode, and the free ends of the fan blades are connected with the annular pouring area. The casting uniformity is improved, and the casting quality is ensured.

Further, the fixing base includes roof and support frame, the support frame is square hollow structure, and the height of support frame slightly is greater than the height of mold core. The casting mould has the advantages that an effective supporting effect is achieved, abrasion and deformation of the mould core are avoided, the casting quality is influenced, and the stability of the whole casting system is improved.

Compared with the prior art, the utility model discloses can obtain following technological effect:

the utility model discloses a mixer is with disappearance mould casting system of unloading door arc welt, structural design is reasonable, through setting up fixing base and apron, for the subsequent casting molding of disappearance mould casting and gasification cooling stage preferentially provide an emergence environment, avoids the mold core to shift and influences the casting quality, further guarantees the operating stability of casting process, has fine use and spreading value.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a bottom schematic view of the present invention;

FIG. 3 is a schematic structural view of the mold core of the present invention;

fig. 4 is a schematic structural view of the mounting seat of the present invention.

Detailed Description

In order to make those skilled in the art better understand the technical solutions in the present application, the technical solutions in the embodiments of the present application will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present application, 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 application.

It will be understood that when an element is referred to as being "fixed" or "disposed" to another element, it can be directly on the other element or be indirectly disposed on the other element; when an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like, refer to an orientation or positional relationship illustrated in the drawings for convenience in describing the present application and to simplify description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present application.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, the meaning of a plurality of or a plurality of is two or more unless specifically limited otherwise.

It should be understood that the structures, ratios, sizes, and the like shown in the drawings are only used for matching the disclosure of the specification, so as to be understood and read by those skilled in the art, and are not used to limit the practical limit conditions of the present application, so that the modifications of the structures, the changes of the ratio relationships, or the adjustment of the sizes, do not have the technical essence, and the modifications, the changes of the ratio relationships, or the adjustment of the sizes, are all within the scope of the technical contents disclosed in the present application without affecting the efficacy and the achievable purpose of the present application.

Examples

As shown in fig. 1-2, a lost foam casting system for a discharge door arc lining plate for a mixer comprises a cover plate 1, a fixed seat 2, and a pair of cylindrical mold cores 3 located on the fixed seat 2, wherein the fixed seat 2 comprises a top plate and a support frame, the support frame is of a square hollow structure, and the height of the support frame is slightly greater than that of the mold cores 3, so that an effective supporting function can be achieved. In the embodiment, the lost foam is used for molding the casting system together, so that the defects of unstable size of the casting system, box collapse, sand adhesion, insufficient casting and the like caused by subsequent splicing are avoided; moreover, as the requirement on the surface smoothness of the product is high and the processing is needed, but one arc lining plate is difficult to process, the integral processing of a full-circle design is adopted, the cylindrical integral lining plate is processed firstly, and then the integral lining plate is divided into a plurality of arc lining plates by subsequent processing, so that the stable and balanced quality of each arc lining plate is ensured, especially the dimensional precision of the inner arc and the outer arc is kept consistent, and the production yield is improved; simultaneously, set up fixing base 2 and apron 1, preferentially provide one for the subsequent casting molding of lost foam casting and gasification cooling stage and take place the environment, the whole round design also is favorable to heat treatment quenching moreover, and whole quenching can effectively prevent the deformation that produces among the heat treatment process for radian required accuracy is accurate to 0.1.

As shown in fig. 3-4, the mold core 3 is composed of a base 31, a mounting seat 32, and a mold plate 33 arranged at the bottom of the inner side of the mounting seat 32; wherein, the mounting seat 32 is a hollow cylinder structure, a plurality of first fixing parts 321 and second fixing parts 322 are uniformly distributed on the inner side wall of the mounting seat 32, the first fixing parts 321 and the second fixing parts 322 are both integrated with the mounting seat 32, and the first fixing parts 321 and the second fixing parts 322 are arranged oppositely, which plays an effective limiting and fixing role for the template 33 and ensures high-efficiency casting, the first fixing parts 321 are composed of fixing parts connected with the mounting seat 32 and limiting blocks arranged on the fixing parts and close to the lower end of the center side of the mounting seat 32, the upper end of the fixing parts opposite to the limiting blocks is provided with grooves, which is convenient for the dismounting of the mounting seat 32, meanwhile, the second fixing parts 322 are the same as the first fixing parts 321 in structure, but the length of the second fixing parts 322 is smaller than that of the first fixing parts 321, and the first fixing parts 321 and the second fixing parts 322 are arranged in a matching way, the fixing effect on the template 33 is improved, so that the stability of the casting working process is ensured; the template 33 comprises central watering district and the annular watering district that sets up in central part outside end, this annular watering district is equidistant to be equipped with a plurality of arc runners, and the open end of arc runner links to each other with the lateral wall of mount pad 32, the central watering district comprises centre of a circle and a plurality of fan pieces that encircle the distribution along centre of a circle outside circumference equidistant, and the free end of a plurality of fan pieces all links to each other with the annular watering district, utilize the template 33 of full-cover design, the even casting of each position of the fully ensured mold core 3, make the casting quality obtain effective the promotion.

Claims (7)

1. The utility model provides a disappearance mould casting system of discharge door arc welt for mixer which characterized in that: including apron (1) and fixing base (2), be connected with mold core (3) of a pair of tube-shape on fixing base (2), mold core (3) are including base (31) and mount pad (32) to and set up in template (33) of mount pad (32) inboard bottom, mount pad (32) are hollow cylinder structure, and evenly distributed has a plurality of first mounting (321) and second mounting (322) on its inside wall, just first mounting (321) and second mounting (322) are relative setting.

2. The lost foam casting system of discharge gate arc liners for mixers of claim 1, wherein: the first fixing piece (321) comprises a fixing portion connected with the mounting seat (32) and a limiting block arranged on the fixing portion and close to the lower end of one side of the center of the mounting seat (32), and a groove is formed in the upper end of one side, opposite to the limiting block, of the fixing portion.

3. The lost foam casting system for discharge door arc liners for mixers of claim 2, wherein: the second fixing piece (322) has the same structure as the first fixing piece (321), and the length of the second fixing piece (322) is smaller than that of the first fixing piece (321).

4. The lost foam casting system of discharge gate arc liners for mixers of claim 3, wherein: the first fixing piece (321) and the second fixing piece (322) are integrated with the mounting base (32).

5. The lost foam casting system for a discharge gate arc liner for mixers of any of claims 1-4, wherein: the template (33) comprises a central pouring area and an annular pouring area arranged at the outer side end of the central portion, a plurality of arc-shaped pouring gates are arranged in the annular pouring area at equal intervals, and the opening ends of the arc-shaped pouring gates are connected with the side wall of the mounting seat (32).

6. The lost foam casting system for discharge door arc liners for mixers of claim 5, wherein: the central pouring area comprises a circle center and a plurality of fan blades which are circumferentially distributed at equal intervals along the outer side of the circle center, and the free ends of the fan blades are connected with the annular pouring area.

7. The lost foam casting system of discharge gate arc liners for mixers of claim 1, wherein: the fixing seat (2) comprises a top plate and a support frame, the support frame is of a square hollow structure, and the height of the support frame is slightly larger than that of the mold core (3).

Images