CN223819591U

CN223819591U - Manufacturing device for sand mold of large air spring damping cover plate

Info

Publication number: CN223819591U
Application number: CN202520016655.1U
Authority: CN
Inventors: 石鑫; 吴开拓; 李瑾; 杨冬伟
Original assignee: Zhejiang Jialong Mechanical Equipment Co ltd
Current assignee: Zhejiang Jialong Mechanical Equipment Co ltd
Priority date: 2025-01-04
Filing date: 2025-01-04
Publication date: 2026-01-23
Anticipated expiration: 2035-01-04

Abstract

The utility model provides a manufacturing device of a large air spring damping cover plate sand mould, which belongs to the technical field of moulds and comprises an upper box type, a middle box type and a lower box type, wherein a first template is arranged on the lower side of the upper box type, a first forming part is arranged in the upper box type in a direction of the first template, a second template is arranged on the upper side of the middle box type, a second forming part is arranged in the middle box type in a direction of the second template, a template is arranged on the lower side of the middle box type, the template is abutted against the second forming part, at least two first positioning bolts are arranged between the template and the middle box type, a positioning plate is arranged in the lower box type and abutted against the template, and at least two second positioning bolts are arranged between the positioning plate and the template. The utility model adopts a three-box parting structure to manufacture the sand mould aiming at the large air spring damping cover plate, overcomes the problems of complex structure and high difficulty in manufacturing the sand mould of the large air spring damping cover plate, and effectively improves the production efficiency and the production quality of products.

Description

Manufacturing device for sand mold of large air spring damping cover plate

Technical Field

The utility model relates to the technical field of molds, in particular to a manufacturing device of a sand mold of a large-sized air spring damping cover plate.

Background

The sand mould is an economical and practical casting technology and is widely applied to the manufacture of various metal parts. The mold is made of sand, can produce complex geometric shapes, and is suitable for small-batch production and large-scale casting manufacture. The technology supports the casting of various metal materials, such as iron, steel, aluminum, copper alloy and the like, and has higher high-temperature resistance. The relatively high production speed of sand molds, the high flexibility of design, and the ease of modification and adjustment, while having a relatively low surface finish and dimensional accuracy, have led to significant advances in the manufacturing industry due to their low cost and applicability.

As shown in fig. 8, the large-sized air spring damping cover plate has a complex structure and large size, and a conventional casting mold cannot be produced, and a corresponding sand mold needs to be designed, but the difficulty in manufacturing the sand mold is high.

Disclosure of utility model

The utility model aims to overcome the defects and the shortcomings of the prior art and provides a manufacturing device of a sand mould of a large-sized air spring damping cover plate.

The utility model provides a manufacturing device of a large-sized air spring damping cover plate sand mold, which comprises an upper box, a middle box and a lower box, wherein a first template is arranged on the lower side of the upper box, a first forming part is arranged in the upper box in a direction of the first template, a second template is arranged on the upper side of the middle box, a second forming part is arranged in the middle box in a direction of the second template, a template is arranged on the lower side of the middle box, the template is abutted to the second forming part, at least two first positioning bolts are arranged between the template and the second forming part, a positioning plate is arranged in the lower box, the positioning plate is abutted to the template, and at least two second positioning bolts are arranged between the positioning plate and the template.

In some embodiments, a casting system is disposed within the upper box toward the first forming section, the casting system including a main riser and a plurality of auxiliary risers.

In some embodiments, a plurality of first chill is disposed on the first forming portion in an abutting relationship.

In some embodiments, a plurality of second chill is disposed on the second forming portion in an abutting relationship.

In some embodiments, the positioning plate is sleeved with an annular chiller, and the upper end surface of the annular chiller is abutted against the template.

In some embodiments, the upper end surface of the annular chiller is provided with a plurality of first grooves and second grooves, and the first grooves and the second grooves are arranged in a net shape to form a plurality of bumps which are uniformly distributed.

In some embodiments, at least two water supply channels are arranged in the upper box, and a water drain channel is arranged in the lower box corresponding to the water supply channels.

In some embodiments, the sand core further comprises a positioning part and a third forming part, wherein the positioning part is matched with the positioning plate.

In some embodiments, the lower box is abutted against the lower side of the middle box, and the middle box is filled with molding sand to form a second sand mold, and the end face, close to the lower box, of the second sand mold is used as a third shaping plate of the lower box.

The utility model has the beneficial effects that the sand mould is manufactured by adopting a three-box parting structure aiming at the large-sized air spring damping cover plate, the problems of complex structure and high difficulty in manufacturing the sand mould of the large-sized air spring damping cover plate are overcome, and the production efficiency and the production quality of products are effectively improved.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are required in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that it is within the scope of the utility model to one skilled in the art to obtain other drawings from these drawings without inventive faculty.

FIG. 1 is an exploded view of a manufacturing apparatus of the present utility model;

FIG. 2 is an exploded view of a part of the structure of the manufacturing apparatus of the present utility model;

FIG. 3 is a schematic diagram of a partial structure of a manufacturing apparatus according to the present utility model;

FIG. 4 is a schematic diagram of a manufacturing apparatus according to the present utility model;

FIG. 5 is a schematic diagram of a second embodiment of the manufacturing apparatus of the present utility model;

FIG. 6 is a schematic of an annular chiller of the present utility model;

FIG. 7 is a schematic illustration of a sand core according to the present utility model;

FIG. 8 is a schematic view of a large air spring damper cap according to the present utility model.

Detailed Description

The following description is presented to enable one of ordinary skill in the art to make and use the invention, and is provided in the context of a particular application and its requirements. Various modifications to the disclosed embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments and applications without departing from the spirit and scope of the disclosure. Thus, the present description is not limited to the embodiments shown, but is to be accorded the widest scope consistent with the claims.

In the description of the present application, it should be noted that unless explicitly specified and defined otherwise, terms such as "longitudinal", "transverse", "radial", "length", "width", "thickness", "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. refer to an orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and these terms are used primarily for better description of the present application and embodiments thereof, and are not intended to limit the indicated device, element or component to have a specific orientation or to be constructed and operated in a specific orientation.

Second, the terms "first," "second," and the like, do not denote any order, quantity, or importance, but rather are used to distinguish one element from another, and the embodiments of the application should not be construed as limited thereto.

Furthermore, the terms "mounted," "configured," "provided," "connected," and "connected" are to be construed broadly. For example, they may be fixedly connected, detachably connected, or of unitary construction, they may be mechanically or electrically connected, they may be directly connected, or they may be indirectly connected through intermediaries, or they may be in internal communication between two devices, elements or components.

The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to the specific circumstances.

With respect to the drawings of the present application, it is to be clearly understood that the same is by way of illustration and description only and is not intended to limit the scope of the present description. It should also be understood that the drawings are not drawn to scale.

FIG. 8 is a schematic illustration of a large air spring damper cover plate, which is typically preferred for sand casting due to its complex construction, large size, and limitations of conventional casting molds. Specifically, the geometry of the cover plate is extremely complex, and the cover plate comprises a plurality of details and an inner cavity structure, so that the manufacturing difficulty of the sand mould is greatly improved.

Based on the above-mentioned problem, as shown in fig. 1 to 7, provide a manufacturing installation of large-scale air spring damping cover sand mould in this specification, including last box 1, well box 2 and lower box 3, the downside of going up box 1 is provided with first template 4, be provided with first shaping portion 40 in the first template 4 orientation of going up box 1, the upside of well box 2 is provided with second template 5, be provided with second shaping portion 50 in the second template 5 orientation of well box 2, the downside of well box 2 is provided with template 6, template 6 is leaned on in second shaping portion 50 to be provided with two at least first locating bolts 7 between the two, be provided with locating plate 8 in the lower box 3, and locating plate 8 leans on in template 6, be provided with two at least second locating bolts 9 between locating plate 8 and the template 6, the structure manufacturing mould of adopting three boxes to divide the mould to the large-scale air spring damping in this specification, the complex structure has been overcome and has been makeed the high efficiency of the air spring sand mould and has been overcome the production quality problem of the high-efficient damping cover mould and has been produced the sand mould.

And secondly, accurate alignment and stable connection of all parts can be ensured through the positioning bolt, so that errors are reduced, and the dimensional accuracy and quality of castings are ensured.

In some embodiments, the casting system 10 is disposed in the upper box 1 toward the first forming portion 40, and the casting system 10 includes a main riser 100 and a plurality of auxiliary risers 101, so that the combination of the main riser 100 and the plurality of auxiliary risers 101 can ensure that the liquid metal quickly and uniformly fills the whole mold, which is helpful for reducing defects such as cold shut, air holes, shrinkage cavity and the like occurring in the casting process, and improving the quality of the casting. The auxiliary riser 101 is arranged at a position with thicker wall thickness of the large-sized air spring damping cover plate.

In some embodiments, the first forming portion 40 is provided with a plurality of first cooling irons 11 in a leaning manner, the second forming portion 50 is provided with a plurality of second cooling irons 12 in a leaning manner, and the cooling irons are materials with good heat-conducting performance and can rapidly take away local heat of the casting. By arranging the chill on the forming part, the cooling process of the casting can be accelerated, and the solidification speed can be controlled. Among them, the installation position of the chiller is generally preferably set at a position where the thickness of the large air spring damper cover plate is large.

In some embodiments, the positioning plate 8 is sleeved with an annular chiller 13, the upper end face of the annular chiller 13 is attached to the template 6, and for the structure of the large-sized air spring damping cover plate, the annular chiller 13 comprises a flange part, the annular chiller 13 is attached to the flange part, the flange part is thicker and serves as a main stress part, so that the metal shrinkage and deformation of the area are reduced through the special annular chiller 13, and the structural strength and the overall stability of the casting are enhanced.

In some embodiments, the upper end surface of the annular chill 13 is provided with a plurality of first grooves 130 and second grooves 131, and a plurality of first grooves 130 and second grooves 131 are arranged in a net shape to form a plurality of uniformly distributed protrusions 132, and the presence of the grooves increases the surface area of the chill, thereby improving the heat exchange efficiency, enhancing the cooling effect, being helpful for more effectively controlling the solidification process of the castings and reducing the cooling time. Secondly, the reticular groove structure can promote the uniformity of cooling and avoid local supercooling or overheating, thereby being beneficial to improving the quality and performance of castings.

In some embodiments, at least two water-feeding channels 14 are provided in the upper box 1, and a water-discharging channel 15 is provided in the lower box 3 corresponding to the water-feeding channels, so that the faster cooling speed is helpful to shorten the production cycle, improve the production efficiency, and reduce the production cost.

In some embodiments, the sand core 16 further comprises a sand core 16, the sand core 16 comprises a positioning part 160 and a third forming part 161, the positioning part 160 is matched with the positioning plate 8, so that the assembly efficiency of the sand core is improved, the manual positioning error is reduced, the production flow is simplified, and the production efficiency is improved.

When manufacturing the sand mould, the first shaping plate 4 is abutted against the lower side of the upper box mould 1, the casting system 10, the water supply channel 14 and the first chill 11 are all arranged at the designated positions, then the upper box mould 1 is filled with molding sand to form a first sand mould, and then the first shaping plate 4 and the upper box mould 1 are taken down to obtain the first sand mould.

The second template 5 is attached to the upper side of the middle box 2, the lower box 3 is attached to the lower side of the middle box 2, the template 6 is attached to the second forming part 50 of the second template 5 through the first positioning bolt 7, the positioning plate 8 is attached to the template 6 through the second positioning bolt 9, the annular chill 13 is sleeved outside the positioning plate 8 and attached to the template 6, the second chill 12 and the sewer 15 are both arranged at the designated positions, and the middle box 2 is filled with molding sand to form a second sand mold.

And then, the end face, close to the lower box 3, of the second sand mould is used as a third template of the lower box 3, and the lower box 3 is internally filled with molding sand to form a third sand mould, so that the third sand mould is arranged, one template can be omitted, and the production cost is reduced.

It will be appreciated that the boxes 2 and 3 need to be inverted to have the second pattern 5 at the bottom and then filled with sand during use.

Then, separating the middle box 2 from the lower box 3 so as to remove the second template 5, the template 6 and the positioning plate 8, putting the sand core 16 into the positioning hole formed on the third sand mould of the positioning plate 8, and then removing the middle box 2 and the lower box 3;

And finally, combining the first sand mould, the second sand mould and the third sand mould to obtain the sand mould for casting the large-sized air spring damping cover plate.

In view of the foregoing, it will be evident to a person skilled in the art that the foregoing detailed disclosure may be presented by way of example only and may not be limiting. Although not explicitly described herein, those skilled in the art will appreciate that the present application contemplates numerous alternatives, improvements and modifications to the embodiments. Such alterations, improvements, and modifications are intended to be proposed by this application, and are intended to be within the spirit and scope of the exemplary embodiments of the application.

Furthermore, it should be appreciated that in the foregoing description of embodiments of the application, various features are grouped together in a single embodiment, figure, or description thereof for the purpose of streamlining the disclosure. However, this is not to say that a combination of these features is necessary, and it is entirely possible for a person skilled in the art to label some of the devices as separate embodiments to understand when reading this application. That is, embodiments of the present application may also be understood as an integration of multiple secondary embodiments. While each secondary embodiment is satisfied by less than all of the features of a single foregoing disclosed embodiment.

Finally, it is to be understood that the embodiments of the application disclosed herein are illustrative of the principles of embodiments of the present application. Other modified embodiments are also within the scope of the application. Accordingly, the disclosed embodiments are illustrative only and not limiting. Those skilled in the art can adopt alternative configurations to implement the application of the present application according to embodiments of the present application. Accordingly, embodiments of the application are not limited to the embodiments precisely described in the application.

Claims

1. The utility model provides a manufacturing installation of large-scale air spring shock attenuation apron sand mould, its characterized in that, including last box (1), well box (2) and lower box (3), the downside of going up box (1) is provided with first template (4), be provided with first shaping portion (40) in first template (4) orientation last box (1), the upside of well box (2) is provided with second template (5), be provided with second shaping portion (50) in second template (5) orientation well box (2), the downside of well box (2) is provided with template (6), template (6) are leaned on in second shaping portion (50) to be provided with two at least first location bolt (7) between the two, be provided with locating plate (8) in lower box (3), and locating plate (8) are leaned on in template (6), be provided with two at least second location (9) between locating plate (8) and template (6).

2. The manufacturing device of the large air spring damping cover plate sand mold according to claim 1, wherein a casting system (10) is arranged in the upper box (1) towards the first forming part (40), and the casting system (10) comprises a main riser (100) and a plurality of auxiliary risers (101).

3. The manufacturing device of the large air spring damping cover plate sand mold according to claim 1, wherein a plurality of first chill blocks (11) are arranged on the first molding part (40) in a leaning manner.

4. The manufacturing device of the large air spring damping cover plate sand mold according to claim 1, wherein a plurality of second chill blocks (12) are arranged on the second molding part (50) in a leaning manner.

5. The manufacturing device of the large air spring damping cover plate sand mold according to claim 1, wherein an annular chill (13) is sleeved outside the positioning plate (8), and the upper end face of the annular chill (13) is abutted against the mold plate (6).

6. The manufacturing device of the large air spring damping cover plate sand mold according to claim 5, wherein a plurality of first grooves (130) and second grooves (131) are formed in the upper end face of the annular chilling block (13), and a plurality of first grooves (130) and second grooves (131) are arranged in a net shape to form a plurality of evenly distributed protruding blocks (132).

7. The manufacturing device of the large air spring damping cover plate sand mould die according to claim 1 is characterized in that at least two water supply channels (14) are arranged in the upper box (1), and a water drain channel (15) is arranged in the lower box (3) corresponding to the water supply channels.

8. The manufacturing device of the large air spring damping cover plate sand mold according to claim 1, further comprising a sand core (16), wherein the sand core (16) comprises a positioning part (160) and a third molding part (161), and the positioning part (160) is matched with the positioning plate (8).

9. The manufacturing device of the large air spring damping cover plate sand mold according to claim 1, wherein the lower box (3) is attached to the lower side of the middle box (2), molding sand is filled in the middle box (2) to form a second sand mold, and the end face, close to the lower box (3), of the second sand mold serves as a third shaping plate of the lower box.