CN218693631U

CN218693631U - High-precision sand casting mold

Info

Publication number: CN218693631U
Application number: CN202222509661.XU
Authority: CN
Inventors: 王文忠; 赖振城; 张功德; 范登胜
Original assignee: Fujian Jinshang Machinery Co ltd
Current assignee: Fujian Jinshang Machinery Co ltd
Priority date: 2022-09-21
Filing date: 2022-09-21
Publication date: 2023-03-24
Anticipated expiration: 2032-09-21

Abstract

The utility model discloses a high accuracy sand casting mould belongs to casting mould technical field, including the sand mould case, the inside of sand mould case is provided with puts the thing board, and the upper end of sand mould case is provided with the movable cover, and the bottom of sand mould case is provided with the mounting groove, and the centre of mounting groove is provided with lifting unit, the utility model discloses be provided with lifting unit in the centre of mounting groove, the foot steps on the footboard, and the footboard drives the rotor plate and rotates, and the rotor plate drives the connecting rod and moves, and the connecting rod jack-up push rod makes the thing board of putting of push rod upper end move, and the mould of putting the thing board upper end is ejecting, conveniently takes out, uses portably; the utility model discloses set up the compaction subassembly in the centre of movable cover, after the sand molding box is inside to be filled with the molding sand, pull-up rod, pull rod move back under reset spring's elasticity individual action, and the pull rod drives the clamp plate and moves back, and clamp plate striking molding sand makes the molding sand compaction, guarantees to pour stably.

Description

High-precision sand casting mold

Technical Field

The utility model belongs to the technical field of the casting mould, concretely relates to high accuracy sand type casting mould.

Background

The casting mold is used for obtaining the structural shape of the part, other easily-formed materials are used for forming the structural shape of the part in advance, then the part is placed into the mold, a cavity with the same structural size as the part is formed in the sand mold, then the fluid liquid is poured into the cavity, and the part with the same structural shape as the mold can be formed after the fluid liquid is cooled and solidified.

Chinese patent application No. 201711337135.7 discloses a high-precision automobile part casting mold, the structure of which comprises: the high-precision automobile accessory casting mold comprises a through hole, an object placing plate, a sliding pressing device, a sand box, a movable cover, a mold core, a baffle, a mounting seat, a spring, a threaded rod, a threaded rack, an assembly frame, a roller, a movable rod, a sliding frame and a sliding block, wherein the sliding frame is fixedly installed on the upper surface of the assembly frame, the movable column is embedded into the assembly frame and movably connected with the assembly frame, the sliding block is matched with the inner side surface of a sliding groove, the threaded rack is fixedly installed on the upper surface of the sliding block, the threaded rod is embedded into the threaded rack and is in threaded connection with the threaded rack, and the mounting seat is located on the lower surface of the sliding frame and is in an integrated structure with the sliding frame.

The above-mentioned patent has the mould when using and takes out inconveniently, takes out the trouble, influences the use, and the compaction to the casting mould is unchangeable simultaneously, influences the casting quality.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides a high accuracy sand type casting mould has the mould and gets rid of portably, makes things convenient for the characteristics of mould compaction.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a high accuracy sand type casting mould, includes the sand type case, the inside of sand type case is provided with puts the thing board, and the upper end of sand type case is provided with the removable cover, and the bottom of sand type case is provided with the mounting groove, and the centre of mounting groove is provided with lifting unit.

Preferably, the lifting assembly comprises a supporting rod, a connecting rod, a rotating plate, a pedal and a push rod, wherein the rotating plate is movably connected inside the mounting groove, the supporting rod is arranged in the middle of the inside of the sand mould box, the push rod is arranged in the middle of the supporting rod, the connecting rod is movably connected between the lower end of the push rod and the rotating plate, and the pedal is arranged on the other side of the rotating plate.

Preferably, the rotating plate is rotatably connected with the mounting groove through a rotating shaft.

Preferably, both ends of the connecting rod are respectively connected with the push rod and the rotating plate in a rotating manner through shaft pins.

Preferably, the middle of the movable cover is provided with a compaction assembly, the compaction assembly comprises a pull rod, a sleeve, a pressing plate and a return spring, the sleeve is arranged in the middle of the upper end of the movable cover, the pull rod is connected in the middle of the sleeve in a sliding mode, the pressing plate is arranged at the lower end of the pull rod, and the return spring is arranged on the surface, located between the pressing plate and the movable cover, of the pull rod.

Preferably, a rubber telescopic cover is arranged between the periphery of the side edge of the pressing plate and the movable cover.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses be provided with lifting unit in the middle of the mounting groove, the footboard is stepped on to the foot, and the footboard drives the rotor plate and rotates, and the rotor plate drives the connecting rod and removes, and the connecting rod jack-up push rod makes the thing board of putting of push rod upper end remove, and the mould of putting the thing board upper end is ejecting, conveniently takes out, uses portably;

2. the utility model discloses set up the compaction subassembly in the centre of movable cover, after the sand molding box is inside to be filled with the molding sand, pull-up rod, pull rod move back under reset spring's elasticity individual action, and the pull rod drives the clamp plate and moves back, and clamp plate striking molding sand makes the molding sand compaction, guarantees to pour stably.

Drawings

FIG. 1 is a schematic view of the present invention;

fig. 2 is a schematic structural view of the lifting assembly of the present invention;

fig. 3 is a schematic structural view of the compacting assembly of the present invention;

in the figure: 1. a movable cover; 2. a sand molding box; 3. a storage plate; 4. mounting grooves; 5. a lifting assembly; 51. a support bar; 52. a connecting rod; 53. a rotating shaft; 54. a rotating plate; 55. a pedal; 56. a push rod; 6. compacting the assembly; 61. a pull rod; 62. a sleeve; 63. pressing a plate; 64. a return spring; 65. a rubber telescopic cover.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1

Referring to fig. 1-3, the present invention provides the following technical solutions: the utility model provides a high accuracy sand type casting mould, includes sand type case 2, and the inside of sand type case 2 is provided with puts thing board 3, and the upper end of sand type case 2 is provided with removable cover 1, and the bottom of sand type case 2 is provided with mounting groove 4, and the centre of mounting groove 4 is provided with lifting unit 5.

Specifically, the lifting assembly 5 comprises a support rod 51, a connecting rod 52, a rotating plate 54, a pedal 55 and a push rod 56, wherein the rotating plate 54 is movably connected inside the mounting groove 4, the support rod 51 is arranged in the middle inside the sand mould box 2, the push rod 56 is arranged in the middle of the support rod 51, the connecting rod 52 is movably connected between the lower end of the push rod 56 and the rotating plate 54, the pedal 55 is arranged on the other side of the rotating plate 54,

through adopting above-mentioned technical scheme, the footboard 55 is stepped on to the foot, and footboard 55 drives rotor plate 54 and rotates, and rotor plate 54 drives connecting rod 52 and removes, and connecting rod 52 jack-up push rod 56 makes the thing board 3 of putting of push rod 56 upper end remove, and the mould of putting the thing board 3 upper end is ejecting, conveniently takes out.

Specifically, the rotating plate 54 is rotatably connected with the mounting groove 4 through the rotating shaft 53,

by adopting the technical scheme, the rotating plate 54 can stably rotate in the mounting groove 4.

Specifically, the two ends of the connecting rod 52 are respectively connected with the push rod 56 and the rotating plate 54 through the shaft pins in a rotating way,

by adopting the technical scheme, the rotating plate 54 drives the connecting rod 52 to move, the connecting rod 52 jacks up the push rod 56, and the object placing plate 3 at the upper end of the push rod 56 moves.

When the die casting device is used, a die to be die-cast is placed on the object placing plate 3 in the sand casting box 2, then molding sand is filled in the sand casting box 2, the movable cover 1 is pressed down by pressure, the molding sand is compacted, and the fluid liquid is poured, so that a part which is identical to the shape and the structure of the die can be formed after the fluid liquid is cooled and solidified, after the die casting is completed, a pedal 55 is stepped by feet, the pedal 55 drives the rotating plate 54 to rotate, the rotating plate 54 drives the connecting rod 52 to move, the connecting rod 52 jacks up the push rod 56, the object placing plate 3 at the upper end of the push rod 56 is moved, and the die at the upper end of the object placing plate 3 is ejected out, so that the die casting device is convenient to take out and portable to use;

example 2

The present embodiment is different from embodiment 1 in that: the middle of the movable cover 1 is provided with a compaction component 6, the compaction component 6 comprises a pull rod 61, a sleeve 62, a pressure plate 63 and a return spring 64, wherein the middle of the upper end of the movable cover 1 is provided with the sleeve 62, the middle of the sleeve 62 is connected with the pull rod 61 in a sliding way, the lower end of the pull rod 61 is provided with the pressure plate 63, the surface of the pull rod 61 between the pressure plate 63 and the movable cover 1 is provided with the return spring 64,

through adopting above-mentioned technical scheme, after the sand molding sand is filled to sand type case 2 inside, pull rod 61 is pulled up, and pull rod 61 moves back under the individual effect of the elasticity of reset spring 64, and pull rod 61 drives clamp plate 63 and moves back, and clamp plate 63 striking molding sand makes the molding sand compaction.

Specifically, a rubber telescopic cover 65 is arranged between the periphery of the side edge of the pressure plate 63 and the movable cover 1,

through adopting above-mentioned technical scheme, avoid the molding sand to get into clamp plate 63 and influence and push down.

This embodiment sets up compaction subassembly 6 in the centre of movable cover 1, and after the sand molding box 2 is inside to be filled with the molding sand, pull rod 61 is pulled up, and pull rod 61 moves back under the individual effect of elasticity of reset spring 64, and pull rod 61 drives clamp plate 63 and moves back, and clamp plate 63 striking molding sand makes the molding sand compaction, guarantees to pour stably.

The utility model discloses a theory of operation and use flow: the utility model discloses during the use, the mould that will die-cast is put into on the thing board 3 of putting of sand type case 2 inside, then toward the sand type case 2 inside filling molding sand, after the sand type case 2 inside is filled with the molding sand, pull rod 61 is pulled up, pull rod 61 moves back under reset spring 64's elasticity individual action, pull rod 61 drives clamp plate 63 and moves back, clamp plate 63 striking molding sand, make the molding sand compaction, pouring fluidity liquid, just can form the part exactly the same with mould shape structure after this liquid cooling solidifies, and after the die-casting is accomplished, the foot is stepped on footboard 55, footboard 55 drives rotor plate 54 and rotates, rotor plate 54 drives connecting rod 52 and removes, connecting rod 52 jack-up push rod 56, make the thing board 3 removal of putting of push rod 56 upper end, it is ejecting to put the mould of thing board 3, conveniently take out, it is portable to use.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various 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.

Claims

1. The utility model provides a high accuracy sand type casting mould, includes sand type case, its characterized in that: the inside of sand mould case is provided with puts the thing board, and the upper end of sand mould case is provided with the movable cover, and the bottom of sand mould case is provided with the mounting groove, and the centre of mounting groove is provided with lifting unit.

2. The high-precision sand casting mold according to claim 1, wherein: the lifting assembly comprises a supporting rod, a connecting rod, a rotating plate, a pedal and a push rod, wherein the inside of the mounting groove is movably connected with the rotating plate, the supporting rod is arranged in the middle of the inside of the sand mould box, the push rod is arranged in the middle of the supporting rod, the connecting rod is movably connected between the lower end of the push rod and the rotating plate, and the pedal is arranged on the other side of the rotating plate.

3. A high accuracy sand casting mold as defined in claim 2, wherein: the rotating plate is rotatably connected with the mounting groove through a rotating shaft.

4. A high accuracy sand casting mold as defined in claim 2, wherein: and two ends of the connecting rod are respectively and rotationally connected with the push rod and the rotating plate through shaft pins.

5. The high-precision sand casting mold according to claim 1, wherein: the middle of the movable cover is provided with a compaction assembly, the compaction assembly comprises a pull rod, a sleeve, a pressing plate and a return spring, the sleeve is arranged in the middle of the upper end of the movable cover, the pull rod is connected in the middle of the sleeve in a sliding mode, the pressing plate is arranged at the lower end of the pull rod, and the return spring is arranged on the surface, located between the pressing plate and the movable cover, of the pull rod.

6. The high-precision sand casting mold according to claim 5, wherein: and a rubber telescopic cover is arranged between the periphery of the side edge of the pressing plate and the movable cover.