CN216176458U

CN216176458U - Sand box with high sand hanging rate of sand saving shaft

Info

Publication number: CN216176458U
Application number: CN202122449308.2U
Authority: CN
Inventors: 华晓依; 韩苗苗
Original assignee: Jiangsu Tianqi Heavy Industry Co ltd
Current assignee: Jiangsu Tianqi Heavy Industry Co ltd
Priority date: 2021-10-11
Filing date: 2021-10-11
Publication date: 2022-04-05
Anticipated expiration: 2031-10-11

Abstract

The utility model relates to a sand-saving shaft sand box with high sand hanging rate, which comprises a box body with a split angle, wherein a cavity is formed in the box body, rib layers are arranged at the bottom and the top of the cavity, sand hanging strips are arranged on the periphery of the cavity, and a hanging shaft and fastening lugs are arranged on the periphery of the box body; the box body is of a layered structure and comprises a middle box, and a cover box and a bottom box are respectively arranged at the upper end and the lower end of the middle box. The utility model has simple structure and small occupied space; the sand-iron ratio is reduced, and the production cost is reduced; the heat dissipation area of the casting is increased, and the production turnover rate of the casting is improved; in the sand filling process, the casting sand enters the rib layer and the rib layer, and due to the existence of the sand hanging through grooves, the casting sand and the rib layer are mutually wrapped, so that the connection is tighter, and the sand hanging rate is greatly improved. And the ribs in the rib layer are whole ribs, so that the strength of the rib layer is higher.

Description

Sand box with high sand hanging rate of sand saving shaft

Technical Field

The utility model belongs to the technical field of casting equipment, and relates to a sand-saving shaft sand box with a high sand-hanging rate.

Background

Wind energy is taken as a clean renewable energy source, is more and more emphasized by countries in the world, and the rising of offshore wind power is imperative along with the saturation of wind power markets on the road; therefore, the development of large MW series castings is more and more, so that the development is a challenge for the existing production conditions of various foundries, and how to use the existing equipment, reduce the cost and improve the production quality is also a problem to be overcome for foundry manufacturers.

Disclosure of Invention

The utility model aims to provide a sand box with a sand-saving shaft and a high sand-hanging rate, which can solve the problems and improve the sand-hanging rate of casting sand.

According to the technical scheme provided by the utility model: the utility model provides a economize sand axle height and hang sand rate sand box, includes the box that has the split angle, opens in the box and has the die cavity, and die cavity bottom and top all are equipped with the muscle layer, and the die cavity is equipped with all around and hangs the sand strip, and the box periphery is equipped with hangs axle and fastening ear.

As a further improvement of the utility model, the box body is of a layered structure and comprises a middle box, and the upper end and the lower end of the middle box are respectively provided with a cover box and a bottom box.

As a further improvement of the utility model, a bottom box hanging shaft and bottom box fastening lugs are symmetrically arranged on the periphery of the bottom box, a bottom cavity chamber is arranged in the bottom box, bottom cavity wall hanging strips are vertically arranged on the inner wall of the bottom cavity chamber, a bottom rib layer is arranged in the bottom box, the bottom rib layer comprises first bottom ribs, the first bottom ribs are arranged at the bottom of the bottom cavity chamber in parallel, an installation groove is arranged on the upper portion of the first bottom ribs, second bottom ribs are welded in the installation groove, and sand hanging through grooves are reserved between the second bottom ribs and the bottom end of the bottom cavity chamber.

As a further improvement of the utility model, the periphery of the middle box is symmetrically provided with middle box hanging shafts and middle box fastening lugs, a middle-sized cavity is arranged in the middle box, and a middle-sized hanging wall strip is vertically arranged on the inner wall of the middle-sized cavity.

As a further improvement of the utility model, a cover box hanging shaft and a cover box fastening lug are symmetrically arranged on the periphery of the cover box, a cover cavity is arranged in the cover box, a cover cavity wall hanging strip is vertically arranged on the inner wall of the cover cavity, a cover rib layer is arranged in the cover box and comprises a first top rib, the first top rib is arranged at the top of the cover cavity in parallel, an installation groove is arranged on the upper part of the first top rib, a second top rib is welded in the installation groove, and a sand hanging top through groove is reserved between the second cover rib and the cover end of the cover cavity.

As a further improvement of the utility model, the bottom box is provided with bottom cleft angles at the upper left corner and the lower right corner.

As a further improvement of the utility model, the upper right corner and the lower left corner of the middle box are provided with middle cleft angles.

As a further improvement of the utility model, four corners of the cover box are provided with top splitting angles.

The positive progress effect of this application lies in:

1. the utility model has simple structure and small occupied space; the sand-iron ratio is reduced, and the production cost is reduced; the heat dissipation area of the casting is increased, and the production turnover rate of the casting is improved.

2. In the sand filling process, the casting sand enters the rib layers and the rib layers, and because of the existence of the sand hanging through grooves, the casting sand and the rib layers are mutually wrapped, so that the connection is tighter, and the sand hanging rate is greatly improved. And the ribs in the rib layer are whole ribs, so that the strength of the rib layer is higher.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

FIG. 2 is a front view of the bottom box of the present invention.

FIG. 3 is a side view of the bottom box of the present invention.

Fig. 4 is a front view of the case of the present invention.

Fig. 5 is a front view of the lid box of the present invention.

Fig. 6 is a side view of the lid box of the present invention.

Fig. 7 is a schematic structural view of the backing layer of the present invention.

Detailed Description

It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict. The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.

In order to make those skilled in the art better understand the technical solution of the present invention, the technical solution 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.

It should be noted that the terms "first," "second," and the like in the description and claims of the present invention and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged under appropriate circumstances in order to facilitate the description of the embodiments of the utility model herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover such processes, methods, systems, articles, or apparatus that comprise a list of steps or elements, are not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such processes, methods, articles, or apparatus.

In the figures 1-7, the device comprises a bottom box 1, a bottom cleft 1-1, a bottom box hanging shaft 1-2, a bottom box fastening lug 1-3, a bottom cavity 1-4, a bottom cavity hanging wall strip 1-5, a first bottom rib 1-6, a second bottom rib 1-7, a middle box 2, a middle cleft 2-1, a middle box hanging shaft 2-2, a middle box fastening lug 2-3, a middle cavity 2-4, a middle cavity hanging wall strip 2-5, a cover box 3, a top cleft 3-1, a cover box hanging shaft 3-2, a cover box fastening lug 3-3, a cover cavity 3-4, a cover cavity hanging wall strip 3-5 and the like.

As shown in figure 1, the sand-saving shaft sand box with high sand-hanging rate comprises a box body with a split angle, wherein a cavity is formed in the box body, rib layers are arranged at the bottom and the top of the cavity, and sand-hanging strips are arranged on the periphery of the cavity. The periphery of the box body is provided with a hanging shaft and a fastening lug.

The hanging shaft is used for lifting, and the bottom box fastening lug is used for overturning the box body and preventing the box body from colliding with the ground.

The box is a layered structure and comprises a bottom box 1, a middle box 2 and a cover box 3, wherein the upper end and the lower end of the middle box 2 are respectively provided with the cover box 3 and the bottom box 1.

As shown in the figure 2-3, the periphery of the bottom box 1 is symmetrically provided with bottom box hanging shafts 1-2 and bottom box fastening lugs 1-3, a bottom cavity 1-4 is arranged in the bottom box 1, and bottom cavity hanging wall strips 1-5 are vertically arranged on the inner wall of the bottom cavity 1-4. The bottom box 1 is internally provided with a bottom rib layer, as shown in fig. 7, the bottom rib layer comprises first bottom ribs 1-6, the first bottom ribs 1-6 are arranged at the bottom of the bottom cavity 1-4 in parallel, the upper parts of the first bottom ribs 1-6 are provided with mounting grooves, second bottom ribs 1-7 are welded in the mounting grooves, and sand hanging through grooves 1-8 are reserved at the bottom ends of the second bottom ribs 1-7 and the bottom cavity 1-4.

As shown in figure 4, the periphery of the middle box 2 is symmetrically provided with middle box hanging shafts 2-2 and middle box fastening lugs 2-3, a middle cavity 2-4 is arranged in the middle box 2, and a middle cavity hanging wall strip 2-5 is vertically arranged on the inner wall of the middle cavity 2-4.

As shown in figures 5-6, the periphery of the cover box 3 is symmetrically provided with a cover box hanging shaft 3-2 and a cover box fastening lug 3-3, a cover cavity 3-4 is arranged in the cover box 3, and a cover cavity hanging strip 3-5 is vertically arranged on the inner wall of the cover cavity 3-4. The cover box 3 is internally provided with a cover rib layer, the cover rib layer comprises first top ribs, the first top ribs are arranged at the top of the cover cavity 3-4 in parallel, the upper parts of the first top ribs are provided with mounting grooves, second top ribs are welded in the mounting grooves, and sand hanging top through grooves are reserved at the cover ends of the second cover ribs and the cover cavity 3-4.

The position and the size of the split angle are determined by the shape of a specific casting, and the position with excessive sand and mud in the casting sand box is removed, so that the production cost of the casting is reduced. In the embodiment, the upper left corner and the lower right corner of the bottom box 1 are provided with bottom wedge angles 1-1, the upper right corner and the lower left corner of the middle box 2 are provided with middle wedge angles 2-1, and the four corners of the cover box 3 are provided with top wedge angles 3-1.

The working process of the utility model is as follows:

bolts sequentially penetrate through the bottom box fastening lugs 1-3, the middle box fastening lugs 2-3 and the cover box fastening lugs 3-3 and then are locked, so that the bottom box 1, the middle box 2 and the cover box 3 are connected.

In the sand filling process, the casting sand enters the rib layer and the rib layer, and due to the existence of the sand hanging through grooves, the casting sand and the rib layer are mutually wrapped, so that the connection is tighter, and the sand hanging rate is greatly improved. And the ribs in the rib layer are whole ribs, so that the strength of the rib layer is higher.

It will be understood that the above embodiments are merely exemplary embodiments taken to illustrate the principles of the present invention, which is not limited thereto. It will be apparent to those skilled in the art that various modifications and improvements can be made without departing from the spirit and substance of the utility model, and these modifications and improvements are also considered to be within the scope of the utility model.

Claims

1. A sand-saving shaft sand-hanging rate sand box is characterized by comprising a box body with a split angle, wherein a cavity is formed in the box body, rib layers are arranged at the bottom and the top of the cavity, sand-hanging strips are arranged around the cavity, and a hanging shaft and fastening lugs are arranged on the periphery of the box body; the box body is of a layered structure and comprises a middle box (2), and a cover box (3) and a bottom box (1) are respectively arranged at the upper end and the lower end of the middle box (2); bottom box hanging shafts (1-2) and bottom box fastening lugs (1-3) are symmetrically arranged on the periphery of a bottom box (1), a bottom cavity (1-4) is formed in the bottom box (1), bottom cavity wall hanging strips (1-5) are vertically arranged on the inner wall of the bottom cavity (1-4), a bottom rib layer is arranged in the bottom box (1) and comprises first bottom ribs (1-6), the first bottom ribs (1-6) are arranged at the bottom of the bottom cavity (1-4) in parallel, mounting grooves are formed in the upper portions of the first bottom ribs (1-6), second bottom ribs (1-7) are welded in the mounting grooves, and sand hanging through grooves (1-8) are reserved at the bottom ends of the second bottom ribs (1-7) and the bottom cavity (1-4); a middle box hanging shaft (2-2) and a middle box fastening lug (2-3) are symmetrically arranged on the periphery of the middle box (2), a middle chamber (2-4) is arranged in the middle box (2), and a middle chamber hanging wall strip (2-5) is vertically arranged on the inner wall of the middle chamber (2-4); the cover box is characterized in that cover box hanging shafts (3-2) and cover box fastening lugs (3-3) are symmetrically arranged on the periphery of the cover box (3), a cover type cavity (3-4) is formed in the cover box (3), cover cavity wall hanging strips (3-5) are vertically arranged on the inner wall of the cover type cavity (3-4), a cover rib layer is arranged in the cover box (3) and comprises first top ribs, the first top ribs are arranged at the top of the cover type cavity (3-4) in parallel, a mounting groove is formed in the upper portion of the first top ribs, second top ribs are connected in the mounting groove in a welding mode, and sand hanging top through grooves are reserved at the cover ends of the second cover ribs and the cover type cavity (3-4).

2. The sand-saving shaft sand-hanging rate sand box as claimed in claim 1, wherein the bottom box (1) has bottom split corners (1-1) at the upper left corner and the lower right corner.

3. The sand-saving shaft sand-hanging rate sand box as claimed in claim 1, wherein the upper right corner and the lower left corner of the middle box (2) are provided with a middle cleft angle (2-1).

4. The sand-saving shaft high sand-hanging rate sand box according to claim 1, wherein the cover box (3) has top-splitting corners (3-1) at four corners.