CN216607125U

CN216607125U - Casting mould for manufacturing precision casting sand mould

Info

Publication number: CN216607125U
Application number: CN202122776913.0U
Authority: CN
Inventors: 黄涛; 黎宗珺; 明廷县
Original assignee: Wanmengte Intelligent Manufacturing Tianjin Co ltd
Current assignee: Wanmengte Intelligent Manufacturing Tianjin Co ltd
Priority date: 2021-11-11
Filing date: 2021-11-11
Publication date: 2022-05-27
Anticipated expiration: 2031-11-11

Abstract

The utility model provides a casting mold for manufacturing a precision casting sand mold, which relates to the technical field of mold manufacturing and comprises a sand mold manufacturing frame plate and two molding sand frames, wherein two sides of the top part of the sand mold manufacturing frame plate, which are close to the center, are vertically provided with sand box guide rods, the two molding sand frames are provided with two molding sand frames, the edges of the bottom parts of the centers of the two sides of the two molding sand frames are provided with guide rail sliding lugs, the four guide rail sliding lugs are pairwise arranged into one group and are also provided with two groups, the inner surface wall of each group of guide rail sliding lugs slides mutually with the outer surface walls of the two sand box guide rods respectively, the top part of the sand mold manufacturing frame plate is provided with a plurality of sand leakage through holes, and the plurality of sand leakage through holes are arranged in an array manner along the projection edge close to the molding sand frames. According to the utility model, the guide rail sliding lugs arranged on the molding sand frame and the sand box guide rods are sleeved with each other in a sliding manner, so that the possibility of deviation of the cavity of the mold core is reduced, the molding quality of the casting mold is improved, and the casting failure rate is reduced.

Description

Casting mould for manufacturing precision casting sand mould

Technical Field

The utility model relates to the technical field of mold manufacturing, in particular to a casting mold for manufacturing a precision casting sand mold.

Background

Sand casting is a widely used form of casting. As the name implies, it is sand that is used to make the mold. Sand mold casting requires placing a finished part pattern or wooden pattern (pattern) in sand, filling the sand around the pattern, opening the box and removing the pattern to form a mold.

However, in the prior art, the offset may occur when the upper and lower mold frames are subjected to core rubbing in the manufacturing process of the existing sand casting mold, the offset occurs in the core cavity after the core rubbing is caused, the appearance of the cast product is lower than the standard, the casting efficiency is reduced, the collection and the management of the fine sand of the existing sand casting mold are not standardized, the fine sand is scattered, and the casting place cleanliness of the sand casting mold is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects in the prior art, and provides a casting mold for manufacturing a precision casting sand mold, so as to improve the superposition accuracy in the turnover closing process of a mold frame, improve the casting forming rate and standardize the collection and management degree of fine sand.

In order to achieve the purpose, the utility model adopts the following technical scheme: the utility model provides a precision casting sand mo (u) ld makes and uses casting mould, makes frame plate and molding sand frame including the sand mould, the top that the frame plate was made to the sand mould is close to center department both sides and all is provided with the sand box guide arm perpendicularly, molding sand frame is provided with two altogether, two the both sides center bottom edge of molding sand frame all is provided with guide rail sliding shoe, four two liang of a set of guide rail sliding shoe is established altogether, and is two sets of, every group the interior table wall of guide rail sliding shoe respectively with two the outward appearance wall of sand box guide arm slides each other, the sand mould is made the top of frame plate and has been seted up hourglass sand through-hole, it is provided with a plurality ofly altogether, a plurality of to leak sand through-hole along the projection edge array setting that is close to molding sand frame.

As a preferred embodiment, the bottom of the sand mould manufacturing frame plate is vertically provided with frame plate supporting legs, the frame plate supporting legs are provided with four, four one end of each frame plate supporting leg is close to four corners of the sand mould manufacturing frame plate respectively, four two by two frame plate supporting legs are set up two sets, adjacent one side of each set of frame plate supporting legs is close to and all is provided with the connecting rod between the center, two be provided with the fine sand collection bottom plate through the connecting rod between the connecting rod.

As a preferred embodiment, a first limit stop is arranged at the edge of the top of the fine sand collecting bottom plate close to the front surface, and collecting box slide rails are arranged at both sides of the top of the fine sand collecting bottom plate close to the center.

As a preferred embodiment, a concentrate collecting box is arranged between the tops of the two collecting box slide rails in a sliding mode through rails, and a second limit stop is arranged at the bottom center of the concentrate collecting box close to the edge of the rear surface.

In a preferred embodiment, auxiliary handles are arranged in the front surface and the rear surface of each of the two molding sand frames.

In a preferred embodiment, a push-pull handle is provided at the center of the front surface of the concentrate collection box.

Compared with the prior art, the utility model has the advantages and positive effects that,

1. in the utility model, the guide rail sliding lugs arranged on the molding sand frame and the sand box guide rods are mutually sleeved in a sliding manner, so that the possibility of deviation of a core cavity is reduced, the molding quality of a casting module is improved, the casting failure rate is reduced, the particle size of fine sand and the quality of the fine sand have great influence on the surface quality of a casting finished product, and the fine sand with high quality and moderate particles is generally selected for casting the precision casting.

2. In the utility model, the fine sand particles on the sand mould manufacturing frame plate can leak into the collection box slide rail from the lower part of the sand leakage through hole, and the relative projections of the sand leakage through holes are all arranged in the fine sand collection box, so that the fine sand particles on the top of the sand mould manufacturing frame plate are collected by the fine sand collection box to increase the cleanliness of a casting field.

Drawings

FIG. 1 is an overall perspective view of a casting mold for manufacturing a precision casting sand mold according to the present invention;

FIG. 2 is a front sectional perspective view of a casting mold for manufacturing a precision casting sand mold according to the present invention;

FIG. 3 is a perspective view of a part of the casting mold for manufacturing a precision casting sand mold according to the present invention;

FIG. 4 is a perspective view of a concentrate collection box of a casting mold for manufacturing a precision casting sand mold according to the present invention.

Illustration of the drawings:

1. manufacturing a frame plate by using a sand mold; 2. molding a sand frame; 11. a sand box guide rod; 21. a guide rail slide lug; 12. a sand leakage through hole; 13. frame plate supporting legs; 14. a connecting rod; 3. a fine sand collecting bottom plate; 31. a first limit stop; 32. a collection box slide rail; 33. a fine sand collecting box; 34. a second limit stop; 22. an auxiliary handle; 35. push-pull handle.

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.

Example 1

As shown in fig. 1 to 4, the present invention provides a technical solution: a casting mould for manufacturing a precise casting sand mould comprises a sand mould manufacturing frame plate 1 and a molding sand frame 2, wherein two sides of the top of the sand mould manufacturing frame plate 1, which are close to the center, are vertically provided with sand box guide rods 11, the molding sand frame 2 is provided with two molding sand frames 2, the edges of the bottoms of the centers of the two sides of the two molding sand frames 2 are provided with guide rail sliding lugs 21, every two of the four guide rail sliding lugs 21 are in one group and are in two groups, the inner surface wall of each group of guide rail sliding lugs 21 is respectively mutually slid with the outer surface walls of the two sand box guide rods 11, the top of the sand mould manufacturing frame plate 1 is provided with sand leakage through holes 12, the sand leakage through holes 12 are provided with a plurality of sand leakage through holes 12 in common, the plurality of sand leakage through holes 12 are arranged in an array manner along the projection edge close to the molding sand frame 2, the bottom of the sand mould manufacturing frame plate 1 is vertically provided with frame plate supporting legs 13, the supporting legs 13 are provided with four supporting plates, one ends of the four supporting legs are respectively close to four corners of the sand mould manufacturing frame plate 1, four frame plate supporting legs 13 are two liang a set of, establish two sets ofly altogether, and the adjacent one side of every frame plate supporting leg 13 of group all is provided with connecting rod 14 between being close to central department, is provided with the concentrate through the connecting rod between two connecting rods 14 and collects bottom plate 3.

In this embodiment, the sand box guide rod 11 and the sand mold manufacturing frame plate 1 are perpendicular to each other, and the guide rail sliding lugs 21 arranged on the molding sand frames 2 and the sand box guide rod 11 are slidably sleeved with each other, so that the relative positions of the two molding sand frames 2 are not changed in the process of rubbing the casting core by using the fine sand in the device, the possibility of the deviation of the core cavity is reduced, the molding quality of the casting mold is improved, the casting failure rate is reduced, in the casting process of the casting, the particle size and the quality of the fine sand have great influence on the surface quality of the finished casting, the fine sand with high quality and moderate particles is generally selected to cast the precision casting, in the device, the fine sand collecting bottom plate 3 is fixed on a connecting rod 14 through a connecting rod, the connecting rod 14 is fixed between frame plate supporting legs 13, the concentrate collection box 33 provided on the concentrate collection base plate 3 through the collection box slide rail 32 is a means for storing and taking out concentrate in the apparatus.

Example 2

As shown in fig. 1 to 4, a first limit stop 31 is provided at the top center of the concentrate collection bottom plate 3 near the front surface edge, collection box slide rails 32 are provided at both sides of the top of the concentrate collection bottom plate 3 near the center, a concentrate collection box 33 is provided between the tops of the two collection box slide rails 32 through rail sliding, a second limit stop 34 is provided at the bottom center of the concentrate collection box 33 near the rear surface edge, auxiliary handles 22 are provided at the front surface and the rear surface of the two molding sand frames 2, and a push-pull handle 35 is provided at the front surface center of the concentrate collection box 33.

In this embodiment, the fine sand particles on the sand mold manufacturing frame plate 1 can be leaked to the inside of the collection box slide rail 32 from the lower part of the sand leakage through hole 12, and the relative projection of the sand leakage through hole 12 is in the inside of the fine sand collection box 33, so that the fine sand collection box 33 collects the fine sand particles at the top of the sand mold manufacturing frame plate 1 to increase the neatness of the casting field, the first limit stop 31 on the fine sand collection bottom plate 3 and the second limit stop 34 on the fine sand collection box 33 are limited mutually, the gravity center of the auxiliary handle 22 is prevented from being separated from the collection box slide rail 32 in the drawing process, the structural stability of the device is increased, the auxiliary handle 22 can assist in moving the molding sand frame 2 in the device, the push-pull handle 35 can assist in drawing the fine sand collection box 33, and the practicability of the device is increased.

The working principle of the embodiment is as follows:

as shown in fig. 1-4, the sand box guide rod 11 and the sand mold manufacturing frame plate 1 are perpendicular to each other, the guide rail slide lug 21 arranged on the molding sand frame 2 and the sand box guide rod 11 are slidably sleeved with each other, the fine sand collecting bottom plate 3 is fixed on the connecting rod 14 through the connecting rod, the connecting rod 14 is fixed between the frame plate supporting legs 13, a fine sand collecting box 33 arranged on the fine sand collecting bottom plate 3 through a collecting box slide rail 32 is a device for storing and taking fine sand in the device, fine sand particles on the sand mold manufacturing frame plate 1 can leak into the collecting box slide rail 32 from the sand leakage through hole 12, a first limit stop 31 on the fine sand collecting bottom plate 3 and a second limit stop 34 on the fine sand collecting box 33 are limited with each other, the auxiliary handle 22 can assist in moving the molding sand frame 2, and the push-pull handle 35 can assist in pulling the fine sand collecting box 33.

The above description is only a preferred embodiment of the present invention, and not intended to limit the present invention in other forms, and any person skilled in the art may apply the above modifications or changes to the equivalent embodiments with equivalent changes, without departing from the technical spirit of the present invention, and any simple modification, equivalent change and change made to the above embodiments according to the technical spirit of the present invention still belong to the protection scope of the technical spirit of the present invention.

Claims

1. The utility model provides a precision casting sand mo (u) ld makes and uses casting mould, includes that sand mo (u) ld makes frame plate (1) and molding sand frame (2), its characterized in that: the top that frame plate (1) was made to the sand mould is close to center department both sides and all is provided with sand box guide arm (11) perpendicularly, molding sand frame (2) are provided with two (), two the both sides center bottom edge of molding sand frame (2) all is provided with guide rail sliding shoe (21), four two liang of a set of guide rail sliding shoe (21), establish two sets of altogether, every group the interior table wall of guide rail sliding shoe (21) respectively with two the exterior wall of sand box guide arm (11) slides each other, sand leakage through-hole (12) have been seted up at the top that frame plate (1) was made to the sand mould, it is provided with a plurality ofly, a plurality of to leak sand through-hole (12) along the projection edge array setting that is close to molding sand frame (2) altogether.

2. The casting mold for manufacturing a precision casting sand mold according to claim 1, characterized in that: the bottom that frame plate (1) was made to the sand mould is provided with frame plate supporting leg (13) perpendicularly, frame plate supporting leg (13) are provided with four altogether, four the one end of frame plate supporting leg (13) is close to four turnings that frame plate (1) was made to the sand mould respectively, four two liang of a set of frame plate supporting leg (13) establish two sets ofly altogether, and adjacent one side of every group frame plate supporting leg (13) is close to and all is provided with connecting rod (14), two between the center department be provided with refined sand collection bottom plate (3) through the connecting rod between connecting rod (14).

3. The casting mold for manufacturing the precision casting sand mold according to claim 2, characterized in that: the edge of the top center of the fine sand collecting bottom plate (3) close to the front surface is provided with a first limit stop (31), and collecting box sliding rails (32) are arranged on two sides of the top of the fine sand collecting bottom plate (3) close to the center.

4. The casting mold for manufacturing a precision casting sand mold according to claim 3, characterized in that: a fine sand collecting box (33) is arranged between the tops of the two collecting box sliding rails (32) in a sliding mode through rails, and a second limit stop (34) is arranged at the bottom center of the fine sand collecting box (33) close to the edge of the rear surface.

5. The casting mold for manufacturing a precision casting sand mold according to claim 1, characterized in that: auxiliary handles (22) are arranged in the middle of the front surface and the rear surface of each of the two molding sand frames (2).

6. The casting mold for manufacturing a precision casting sand mold according to claim 4, characterized in that: the center of the front surface of the fine sand collecting box (33) is provided with a push-pull handle (35).