CN215144500U

CN215144500U - Sand mold molding device

Info

Publication number: CN215144500U
Application number: CN202121460092.3U
Authority: CN
Inventors: 龙志军; 龙湘
Original assignee: Shaodong Jincheng Wear Resistant New Material Co ltd
Current assignee: Shaodong Jincheng Wear Resistant New Material Co ltd
Priority date: 2021-06-29
Filing date: 2021-06-29
Publication date: 2021-12-14
Anticipated expiration: 2031-06-29

Abstract

The utility model discloses a sand mould molding device in sand mould molding equipment technical field, including base, extension board, template, wear die cavity, sand mould, sand box, floating seat, mould, lifting unit, apron, pneumatic cylinder, articulated on two extension boards have a supporting seat, and the supporting seat is by its upset up of upset unit drive to make its top and apron bottom offset, and then produce the jacking force to the apron, be equipped with on the extension board and supply the supporting seat to overturn about can freely pass through the dead slot of keeping away. Compared with the prior art, the beneficial effects of the utility model are that: the cover plate is driven by the hydraulic cylinder to move downwards, so that the sand mold after molding can be conveniently collected, the bottom of the cover plate is supported after the support seat is arranged for overturning, the phenomenon that the hydraulic cylinder is subjected to overlarge load to influence the service life is avoided, and mechanical abrasion to the guide column is reduced by arranging the lining.

Description

Sand mold molding device

Technical Field

The utility model relates to a sand mould molding equipment technical field specifically is a sand mould molding device.

Background

Sand casting refers to a casting process that produces a casting in a sand mold. Steel, iron and most nonferrous metal castings can be obtained by sand casting. The molding material used for sand casting is cheap and easy to obtain, the casting mould is simple and convenient to manufacture, and the casting mould can adapt to single-piece production, batch production and mass production of castings, and is a basic process in casting production for a long time.

Through retrieval, chinese patent No. CN207914545U discloses a sand mold molding device, which comprises a frame, a mold mounting base plate, a sand box, a stripping ejector rod, and a stripping plate arranged between the top of the mold mounting base plate and the bottom of the sand box, wherein the top end of the stripping ejector rod penetrates through the mold mounting base plate and is in movable contact with the stripping plate; the mold leakage compensation block is characterized in that a mold leakage hole with the same shape as the parting surface of the mold is formed in the mold leakage plate, a mold compensation block with the same shape as the parting surface of the mold is placed in the mold leakage hole, and the side wall of the mold compensation block is in sliding contact with the hole wall of the mold leakage hole. The advantages are that: through set up the hourglass template between sand box and mould mounting plate, the hourglass template can play the supporting role to the sand mould when the sand mould drawing, and then prevents that the molding sand from gluing in the die joint edge of mould, improves the shaping quality of sand mould, ensures the quality of final foundry goods.

After the molding sand (referred to as sand mold in this application) in the prior art is molded, rapid demolding cannot be performed, and the molded molding sand cannot be taken out rapidly.

To solve the above problems, we have proposed a sand molding machine.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome prior art's defect, provide a sand mould molding device, in order to solve above-mentioned technical problem, the utility model provides a following technical scheme:

the utility model provides a sand mould modeling device, which comprises a base, wherein a template is arranged above the base by installing two support plates, the template is provided with a plurality of die penetrating grooves, the bottom of the template is provided with a sand box for storing sand moulds, a floating seat is arranged above the template, a mold corresponding to the mold penetrating groove is arranged at the bottom of the floating seat, the floating seat is driven by the lifting component to move up and down, so that the mould penetrates into the sand box through the mould penetrating groove, the bottom of the sand box is open and is connected with a cover plate for closing the opening of the sand box in a butting way, the cover plate is driven by a hydraulic cylinder vertically arranged on the base to move up and down, the two support plates are hinged with a support seat, the supporting seat is driven by the overturning unit to overturn upwards, and the top of the supporting seat is abutted against the bottom of the cover plate, and then to the apron produces the top force, be equipped with on the extension board and supply the supporting seat to overturn from top to bottom and can freely pass through keep away the dead slot.

Preferably, the floating seat is provided with a cushion block, and the mold is correspondingly arranged at the bottom of the cushion block.

Preferably, the lifting assembly comprises a guide post vertically installed on the template, a top plate is horizontally installed at the upper end of the guide post, an electric push rod is vertically installed on the top plate, and the electric push rod is in driving connection with the floating seat.

Preferably, the floating seat is embedded with a bushing which is correspondingly sleeved on the guide post and can freely slide up and down.

Preferably, the turnover unit comprises a movable hinged support which is hinged to the support plate, a telescopic cylinder is mounted on the movable hinged support, a movable part is connected to the telescopic cylinder in a driving mode, and the movable part is hinged to the support seat.

Compared with the prior art, the beneficial effects of the utility model are that: the cover plate is driven by the hydraulic cylinder to move downwards, so that the sand mold after molding can be conveniently collected, the bottom of the cover plate is supported after the support seat is arranged for overturning, the phenomenon that the hydraulic cylinder is subjected to overlarge load to influence the service life is avoided, and mechanical abrasion to the guide column is reduced by arranging the lining.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic view of an assembly structure of a sand mold molding device in the present invention;

fig. 2 is an enlarged view of a portion of a structure shown in fig. 1.

In the figure: 1-base, 2-support plate, 3-movable hinged support, 4-electric push rod, 5-movable part, 6-support seat, 7-clearance groove, 8-sand mold, 9-template, 10-mold, 11-cushion block, 12-top plate, 13-electric push rod, 14-floating seat, 15-guide column, 16-through mold groove, 17-sand box, 18-cover plate, 19-hydraulic cylinder and 20-lining.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Examples

As shown in fig. 1-2, a sand mold molding device comprises a base 1, a template 9 is arranged above the base 1 by installing two support plates 2, a plurality of mold penetrating grooves 16 are arranged on the template 9, a sand box 17 for storing sand molds 8 is arranged at the bottom of the template 9, a floating seat 14 is arranged above the template 9, a mold 10 corresponding to the mold penetrating grooves 16 is arranged at the bottom of the floating seat 14, the floating seat 14 is driven by a lifting assembly to move up and down, so that the mold 10 penetrates into the sand box 17 through the mold penetrating grooves 16, the lifting assembly comprises a guide post 15 vertically arranged on the template 9, a top plate 12 is horizontally arranged at the upper end of the guide post 15, an electric push rod 13 is vertically arranged on the top plate 12, the electric push rod 13 is in driving connection with the floating seat 14, during molding operation, the electric push rod 13 extends to drive the template 9 to move downwards, and the mold 10 penetrates through the mold penetrating grooves 16 and performs molding operation on the sand molds 8 in the sand box 17, in addition, the floating seat 14 is embedded with a bush 20, the bush 20 is correspondingly sleeved on the guide post 15 and can freely slide up and down, the bush 20 is arranged to reduce the mechanical abrasion of the guide post 15, the floating seat 14 is provided with a cushion block 11, the mould 10 is correspondingly arranged at the bottom of the cushion block 11, the through mould groove 16 can be compensated by arranging the cushion block 11, so that the mould 10 can better carry out modeling operation, the bottom of the sand box 17 is open and is connected with a cover plate 18 for sealing the opening part of the sand box in an abutting mode, the cover plate 18 is driven to move up and down by a hydraulic cylinder 19 vertically arranged on the base 1, the two support plates 2 are hinged with a support seat 6, the support seat 6 is driven by a turnover unit to turn over upwards, the top of the support seat is abutted against the bottom of the cover plate 18, so as to generate abutting force on the cover plate 18, the support plates 2 are provided with an empty avoiding groove 7 for the support seat 6 to freely pass through when turning over up and down, the upset unit is including articulated movable free bearing 3 of installing on extension board 2, install telescopic cylinder 4 on the movable free bearing 3, the last drive connection of telescopic cylinder 4 has moving part 5, moving part 5 is articulated with supporting seat 6, the back is accomplished in the molding, at first start telescopic cylinder 4, telescopic cylinder 4's cylinder pole extension, make moving part 5 move up, and then make supporting seat 6 overturn down, make supporting seat 6 break away from the state of offsetting bottom 18 with the apron, then restart pneumatic cylinder 19, pneumatic cylinder 19's telescopic link shortens, drive apron 18 moves down, make the sand mould 8 after the shaping can move down and break away from out from sand box 17, so that the workman collects sand mould 8.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A sand molding device comprises a base (1), a template (9) is arranged above the base (1) through installing two support plates (2), a plurality of die penetrating grooves (16) are formed in the template (9), a sand box (17) used for storing sand molds (8) is arranged at the bottom of the template (9), a floating seat (14) is arranged above the template (9), a mold (10) corresponding to the die penetrating grooves (16) is arranged at the bottom of the floating seat (14), the floating seat (14) is driven to move up and down by a lifting assembly, so that the mold (10) penetrates into the sand box (17) through the die penetrating grooves (16), the sand molding device is characterized in that a cover plate (18) for sealing the opening part of the sand box (17) is opened at the bottom and is connected in an abutting mode, the cover plate (18) is driven to move up and down by a hydraulic cylinder (19) vertically installed on the base (1), and two support plates (2) are hinged with support seats (6), the supporting seat (6) is driven by the overturning unit to overturn upwards, the top of the supporting seat is abutted to the bottom of the cover plate (18), the cover plate (18) is abutted, and a clearance groove (7) for the supporting seat (6) to overturn up and down and to pass through freely is formed in the supporting plate (2).

2. A sand moulding apparatus according to claim 1, wherein said floating seat (14) is provided with a spacer (11), and said mould (10) is correspondingly mounted on the bottom of the spacer (11).

3. A sand moulding apparatus according to claim 1, wherein said lifting assembly comprises a guide post (15) vertically mounted on the mould plate (9), a top plate (12) is horizontally mounted on the upper end of said guide post (15), an electric push rod (13) is vertically mounted on said top plate (12), and said electric push rod (13) is drivingly connected to the floating mount (14).

4. A sand moulding apparatus according to claim 3, wherein said floating seat (14) is fitted with a bushing (20), said bushing (20) being correspondingly fitted over the guide post (15) and being able to slide freely up and down.

5. A sand moulding apparatus according to claim 1, wherein said turning unit comprises a movable hinge base (3) hingedly mounted on the support plate (2), said movable hinge base (3) having a telescopic cylinder (4) mounted thereon, said telescopic cylinder (4) having a movable member (5) drivingly connected thereto, said movable member (5) being hingedly connected to the support base (6).