CN212264460U

CN212264460U - Core shooting machine for molding sand casting

Info

Publication number: CN212264460U
Application number: CN202020865671.5U
Authority: CN
Inventors: 杨辉青; 文继俊; 黄彩娥; 罗新贵; 杨明香
Original assignee: Zhejiang Zhenxing Casting Co ltd
Current assignee: Zhejiang Zhenxing Casting Co ltd
Priority date: 2020-05-21
Filing date: 2020-05-21
Publication date: 2021-01-01
Anticipated expiration: 2030-05-21

Abstract

The utility model discloses a core shooter is used in foundry sand casting of casting processing technology field, including shooting the core organism, there is the casting die block through the bolt fastening in the middle of shooting core organism work platform's the top, all through the vertical four spacing slide bars of group of bolt between the top four corners of casting die block and the bottom of the control box of shooting the core organism, horizontal installation has the casting top mould between the spacing slide bar of four groups, the utility model discloses can inwards slide along with the rising of casting top mould in the both sides setting of traditional shooting the core organism, along with the decline of casting top mould and to the gliding supporting shoe and the backup pad of both sides, make to connect the template can move along with the motion of casting top mould, make the template that connects that can be timely connect the mould position, avoid connecting the template and put the phenomenon that needs one to pick up the model often, reduce the influence to production efficiency, avoid simultaneously connect the template and shoot the phenomenon that causes its damage with the collision between the core organism.

Description

Core shooting machine for molding sand casting

Technical Field

The utility model relates to a casting processing technology field specifically is a core shooting machine is used in molding sand casting.

Background

The injection and compression molding machine is a molding machine that uses compressed air to uniformly inject molding sand into a flask for pre-compacting, and then applies pressure to compact the molding sand. The common injection molding machine has a vertical parting flaskless injection molding machine and a horizontal parting flaskless injection molding machine. The vertical parting flaskless shooting and pressing molding machine does not need a sand box for molding, molding sand is directly shot into a molding chamber with a template, the manufactured sand mould has high dimensional precision, cavities are arranged on two sides of the sand box, the production efficiency is high, the core setting is difficult, and the requirement on the quality of the molding sand is strict. The horizontal parting and stripping injection molding machine utilizes the sand box to mold, and the sand box is closed and stripped after being manufactured, so that the core setting is convenient, and the production efficiency is high.

Present core shooter is after the casting is accomplished, need timely will connect the template to place and connect the mould position, accept the model that the casting is good, but at the in-process of placing, easily because of reasons such as operating personnel's the nerve, and cause and connect the unable timely mould position of placing of template, need one of the model that operating personnel will drop through the hand to pick up and connect the template on, comparatively loaded down with trivial details, and influence production efficiency, can cause simultaneously because operating personnel's worries about and connect the template and hit between the core shooter and bump, cause the damage phenomenon of core shooter, based on this, the utility model discloses a core shooter is used in the molding sand casting to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a core shooting machine is used in molding sand casting to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a core shooting machine for molding sand casting comprises a core shooting machine body, wherein a casting bottom die is fixed in the middle of the top of a working platform of the core shooting machine body through bolts, four groups of vertical limiting slide rods are arranged between four corners of the top of the casting bottom die and the bottom of a control cabinet of the core shooting machine body through bolts, a casting top die is horizontally arranged among the four groups of limiting slide rods, a hydraulic telescopic cylinder is installed in the middle of the control cabinet of the core shooting machine body, the bottom telescopic end of the hydraulic telescopic cylinder is fixedly connected with the top of the casting top die through threads, four groups of T-shaped slide rails are welded on the top of the working platform of the core shooting machine body in a rectangular mode, the four groups of T-shaped slide rails are symmetrically arranged relative to the casting bottom die, a support slide block is longitudinally arranged between the two groups of T-shaped slide rails, connecting lug plates are symmetrically welded on the front and back of the top of the support slide block, connecting, the supporting slide block is characterized in that a U-shaped groove opening is formed in the middle of the bottom of the supporting slide block, two groups of supporting plates are symmetrically and transversely welded to the front and the back of the top of the supporting slide block, a connecting template is placed at the top of each group of supporting plates, and a U-shaped clamping plate is clamped between the side edge of the connecting template and the side edge of the U-shaped groove opening.

Preferably, the four corners of the top of the casting top die are welded with limiting sleeves matched with the limiting slide rods, and the limiting sleeves and the limiting slide rods are in clearance fit.

Preferably, the bottom of the support sliding block is provided with a T-shaped clamping groove matched with the T-shaped sliding rail, and the T-shaped clamping groove and the T-shaped sliding rail are in clearance fit.

Preferably, the side walls of the casting top die, the side walls of the connecting lug plates and the side walls of the two ends of the connecting pulling plate are all provided with fixing insertion holes matched with the bolts.

Preferably, the width of the connecting template is smaller than the distance between the front and rear two groups of limiting slide bars, and the sum of the lengths of the two groups of connecting templates is larger than the length of the casting bottom die.

Preferably, the inside width of U type cardboard is the same with the top thickness sum that connects template, backup pad and U type notch, and the upper and lower lateral wall of the inner chamber of U type cardboard all bonds and has the rubber slipmat.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses can be along with the rising of casting top mould and the inside slip in the both sides setting of traditional core organism, along with the decline of casting top mould and to the gliding supporting shoe and the backup pad of both sides, at the in-process of shooting the core shaping, can place the template that connects that is used for accepting the model through the top in the backup pad in advance, make and connect the template and can move along with the motion of casting top mould, make and connect being in that the template can be timely and connect the mould position, avoid connecting the template and put the phenomenon that needs the model of picking up of one not in time, reduce the influence to production efficiency, avoid simultaneously connecting the template and shooting the phenomenon that collision between the core organism and cause its damage.

Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

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

FIG. 2 is a front perspective view of the T-shaped slide rail and the upper structure thereof;

FIG. 3 is a bottom view of the T-shaped slide rail and its upper structure;

fig. 4 is a schematic structural view of the connecting template in a separated state.

In the drawings, the components represented by the respective reference numerals are listed below:

the method comprises the following steps of 1-shooting a core machine body, 2-casting a bottom die, 3-limiting sliding rods, 4-casting a top die, 5-hydraulic telescopic cylinders, 6-T-shaped sliding rails, 7-supporting sliding blocks, 8-connecting lug plates, 9-connecting pull plates, 10-U-shaped notches, 11-supporting plates, 12-connecting templates and 13-U-shaped clamping plates.

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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a core shooting machine for casting molding sand comprises a core shooting machine body 1, wherein a casting bottom die 2 is fixed in the middle of the top of a working platform of the core shooting machine body 1 through bolts, four groups of vertical limiting slide bars 3 are arranged between four corners of the top of the casting bottom die 2 and the bottom of a control cabinet of the core shooting machine body 1 through bolts, a casting top die 4 is horizontally arranged among the four groups of limiting slide bars 3, limiting sleeves matched with the limiting slide bars 3 are welded at four corners of the top of the casting top die 4, and the limiting sleeves and the limiting slide bars 3 are in clearance fit, so that the vertical sliding stability of the casting top die 4 is improved;

the middle part of a control cabinet of the core shooting machine body 1 is provided with a hydraulic telescopic cylinder 5, the telescopic end of the bottom of the hydraulic telescopic cylinder 5 is fixedly connected with the top of a casting top die 4 through threads, the top of a working platform of the core shooting machine body 1 is welded with four groups of T-shaped slide rails 6 in a rectangular shape, the four groups of T-shaped slide rails 6 are symmetrically arranged relative to a casting bottom die 2, a supporting slide block 7 is longitudinally arranged between the two groups of T-shaped slide rails 6, the bottom of the supporting slide block 7 is provided with a T-shaped clamping groove matched with the T-shaped slide rails 6, and the T-shaped clamping groove and the T-shaped slide rails 6 are in clearance fit, so that;

connecting lug plates 8 are symmetrically welded at the front and back of the top of the supporting slide block 7, connecting pull plates 9 are obliquely arranged between the side walls of the connecting lug plates 8 and the side walls of the casting top die 4 through bolts, and fixing insertion holes matched with the bolts are formed in the side walls of the casting top die 4, the side walls of the connecting lug plates 8 and the side walls of the two ends of the connecting pull plates 9, so that the connecting pull plates 9 are conveniently arranged between the connecting lug plates 8 and the casting top die 4 through the bolts;

a U-shaped notch 10 is formed in the middle of the bottom of the supporting sliding block 7, two groups of supporting plates 11 are symmetrically and transversely welded on the top of the supporting sliding block 7 in a front-back mode, a connecting template 12 is placed on the top of each group of supporting plates 11, the width of the connecting template 12 is smaller than the distance between the front limiting sliding rod 3 and the rear limiting sliding rod 3, the sum of the lengths of the two groups of connecting templates 12 is larger than the length of the casting bottom die 2, a U-shaped clamping plate 13 is clamped between the side edge of the connecting template 12 and the side edge of the U-shaped notch 10, the sum of the thicknesses of the inner width of the U-shaped clamping plate 13 and the top of the connecting template 12, the supporting plates 11 and the top of the U-shaped notch 10 is the same, the connecting template 12 is conveniently clamped and fixed on the top of the two groups of supporting plates 11 through the U-shaped;

when the casting device is used, a worker places the connecting template 12 on the tops of the two groups of supporting plates 11, the connecting template 12 is clamped and fixed on the supporting plates 11 through the U-shaped clamping plates 13, when the casting top die 4 slides downwards under the extension action of the hydraulic telescopic cylinder 5, the connecting pulling plates 9 can push the supporting slide blocks 7 connected with the connecting lug plates 8 to slide towards two sides under the limiting action of the T-shaped slide rails 6 through the downward sliding of the casting top die 4, so that the two groups of connecting template 12 can be separated, when the casting top die 4 is contacted with the casting bottom die 2, the two groups of connecting template 12 are positioned at two sides of the casting bottom die 2 (as shown in figure 4), after casting is finished, the casting top die 4 is driven to slide upwards through the shortening of the hydraulic telescopic cylinder 5, so that the connecting pulling plates 9 can drive the connecting template 12 placed on the two groups of supporting plates 11 to slide inwards, and when the casting top die 4 reaches a demolding position, two groups 12 are aligned and located above the casting bottom die 2 (as shown in fig. 1), a support slider 7 and a support plate 11 are arranged on two sides of a conventional core shooting machine body 1 (such as an HZ750-B type core shooting machine), the support slider and the support plate can slide inwards along with the rising of a casting top die 4, and slide towards the two sides along with the falling of the casting top die 4. in the process of core shooting and forming, a die receiving plate 12 for receiving a model can be placed at the top of the support plate 11 in advance, so that the die receiving plate 12 can move along with the movement of the casting top die 4, the die receiving plate 12 can be located at a die receiving position in time, the phenomenon that the die receiving plate 12 is not placed in time and needs to pick up the model one by one is avoided, the influence on the production efficiency is reduced, and the phenomenon that the die receiving plate 12 and the core shooting machine body 1 are damaged due.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a core shooting machine is used in molding sand casting, includes core shooting organism (1), its characterized in that: penetrate in the middle of core organism (1) work platform's the top and have casting die block (2) through the bolt fastening, all through the vertical four groups of spacing slide bar (3) of bolt between the top four corners of casting die block (2) and the bottom of the control machine case of penetrating core organism (1), four groups horizontal installation has casting top die (4) between spacing slide bar (3), the mid-mounting of the control machine case of penetrating core organism (1) has hydraulic telescoping cylinder (5), and the flexible end in bottom of hydraulic telescoping cylinder (5) passes through screw thread fixed connection with the top of casting top die (4), penetrate core organism (1) work platform's top and be the rectangle welding and have four groups of T type slide rail (6), and four groups of T type slide rail (6) are about casting die block (2) symmetry setting, two sets of vertically install between T type slide rail (6) and support slider (7), the symmetrical welding has connection otic placode (8) around the top of support slider (7), connect between the lateral wall of otic placode (8) and the lateral wall of casting top mould (4) to install through the bolt slope and connect arm-tie (9), U type notch (10) have been seted up in the middle of the bottom of supporting slider (7), the top longitudinal symmetry of supporting slider (7) has two sets of backup pads (11), and is two sets of the top of backup pad (11) is laid and is connect template (12), the joint has U type cardboard (13) between the side that connects template (12) and the side of U type notch (10).

2. The core shooter for molding sand casting according to claim 1, characterized in that: and the four corners of the top of the casting top die (4) are welded with limiting sleeves matched with the limiting slide rods (3), and the limiting sleeves and the limiting slide rods (3) are in clearance fit.

3. The core shooter for molding sand casting according to claim 1, characterized in that: the bottom of the support sliding block (7) is provided with a T-shaped clamping groove matched with the T-shaped sliding rail (6), and the T-shaped clamping groove and the T-shaped sliding rail (6) are in clearance fit.

4. The core shooter for molding sand casting according to claim 1, characterized in that: and fixed jacks matched with bolts are formed in the side walls of the casting top die (4), the side walls of the connecting lug plates (8) and the side walls of the two ends of the connecting pulling plate (9).

5. The core shooter for molding sand casting according to claim 1, characterized in that: the width of the connecting template (12) is smaller than the distance between the front and rear groups of limiting slide bars (3), and the sum of the lengths of the two groups of connecting templates (12) is larger than the length of the casting bottom die (2).

6. The core shooter for molding sand casting according to claim 1, characterized in that: the inside width of U type cardboard (13) is the same with the top thickness sum that connects template (12), backup pad (11) and U type notch (10), and the lateral wall all bonds and has rubber slipmat about the inner chamber of U type cardboard (13).