CN220591481U

CN220591481U - Equipment for lost foam casting

Info

Publication number: CN220591481U
Application number: CN202321713506.8U
Authority: CN
Inventors: 张卫战
Original assignee: Xianning Yunsheng Machinery Manufacturing Co ltd
Current assignee: Xianning Yunsheng Machinery Manufacturing Co ltd
Priority date: 2023-07-03
Filing date: 2023-07-03
Publication date: 2024-03-15
Anticipated expiration: 2033-07-03

Abstract

The utility model discloses equipment for lost foam casting in the technical field of die casting, which comprises a lost foam casting component, wherein the outer side of the lost foam casting component is sleeved with a lifting component; the lost foam casting assembly comprises a supporting bottom plate, wherein both side surfaces of the supporting bottom plate are provided with a side groove, and a casting sand box is fixedly arranged in the middle of the upper surface of the supporting bottom plate; the lifting assembly comprises a lifting sleeve box matched with the casting sand box, square fixing blocks are fixedly arranged on two side faces of the lifting sleeve box, the lifting assembly further comprises two symmetrically arranged strip-shaped plates, the strip-shaped plates are fixedly arranged in side grooves, a rectangular moving plate is sleeved on the outer sides of the strip-shaped plates in a sliding mode, a limit bolt is connected to the rectangular moving plate in a threaded mode, and one end of the limit bolt, located inside the rectangular moving plate, abuts against one side face of the strip-shaped plate. The utility model can cast the models with different heights, thereby greatly improving the casting range.

Description

Equipment for lost foam casting

Technical Field

The present utility model relates to the field of die casting. More particularly, the present utility model relates to an apparatus for lost foam casting.

Background

The lost foam casting is a novel casting method for forming the casting after the paraffin or foam model with the similar size and shape to the casting is bonded and combined into a model cluster, the model cluster is coated with refractory paint and dried, then buried in dry quartz sand for vibration molding, and the model is cast under negative pressure to gasify the model, the liquid metal occupies the position of the model, and solidification and cooling are carried out.

At present, most of existing lost foam casting equipment on the market cannot cast models with different heights, so that the casting range is smaller, and the casting efficiency of the existing lost foam casting equipment is lower.

Disclosure of Invention

The utility model aims to provide lost foam casting equipment, which solves the problem that the existing lost foam casting equipment proposed in the background art cannot cast models with different heights, so that the casting range is smaller.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the equipment for lost foam casting comprises a lost foam casting assembly, wherein the outer side of the lost foam casting assembly is sleeved with a lifting assembly;

the lost foam casting assembly comprises a supporting bottom plate, wherein both side surfaces of the supporting bottom plate are provided with a side groove, and a casting sand box is fixedly arranged in the middle of the upper surface of the supporting bottom plate;

the lifting assembly comprises a lifting sleeve box matched with the casting sand box, square fixing blocks are fixedly arranged on two side faces of the lifting sleeve box, the lifting assembly further comprises two symmetrically arranged strip-shaped plates, the strip-shaped plates are fixedly arranged in side grooves, a rectangular moving plate is sleeved on the outer sides of the strip-shaped plates in a sliding mode, a limit bolt is connected to the rectangular moving plate in a threaded mode, one end of the limit bolt, located inside the rectangular moving plate, abuts against one side face of the strip-shaped plate, and the upper surface of the rectangular moving plate is movably connected with the front surface of the square fixing blocks through connecting diagonal rods.

Preferably, the lower surface fixed mounting of supporting baseplate has four removal gyro wheels that are the rectangle and distribute, the equal threaded connection of both sides has an adjusting bolt around the supporting baseplate, a screw hole has all been seted up to both sides around the supporting baseplate, adjusting bolt passes the screw hole on the supporting baseplate, and adjusting bolt and the screw hole screw-thread fit on the supporting baseplate, adjusting bolt's bottom is connected with a friction bottom plate through connecting bearing rotation, connecting bearing's inner ring and adjusting bolt's bottom fixed connection, connecting bearing's outer loop lower surface and friction bottom's upper surface fixed connection.

Preferably, the lifting sleeve box is sleeved on the outer side of the casting sand box, the inner wall of the lifting sleeve box is in contact with the outer surface of the casting sand box, and the lifting sleeve box is in sliding fit with the casting sand box.

Preferably, the inner wall of the return-shaped moving plate is in contact with the outer surface of the strip-shaped plate, and the return-shaped moving plate is in sliding fit with the strip-shaped plate.

Preferably, the bottom end of the connecting diagonal rod is in running fit with the upper surface of the square moving plate through a hinge support, and the top end of the connecting diagonal rod is in running fit with the front surface of the square fixed block through another hinge support.

Preferably, two fixed support plates are fixedly arranged on the front surface and the rear surface of the lifting sleeve box, a guide post is fixedly arranged between the two fixed support plates, a guide sliding plate is sleeved on the outer side of the guide post in a sliding manner, a sand scraping plate is fixedly arranged between the two guide sliding plates, and the lower surface of the sand scraping plate is in contact with the upper surface of the lifting sleeve box.

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

1. according to the utility model, through the design of the lost foam casting assembly and the lifting assembly, one end of the limit bolt, which is positioned in the rectangular movable plate, is separated from one side surface of the strip-shaped plate by unscrewing the limit bolt, and then the rectangular movable plate can be moved to the rear side;

2. according to the utility model, through the design of the lifting assembly, the quartz sand is filled into the casting sand box and the lifting sleeve box, the excessive quartz sand can be scraped by moving the sand scraping plate after filling, and finally casting is performed.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of an apparatus for lost foam casting according to the present utility model;

FIG. 2 is a side view of an apparatus for lost foam casting;

FIG. 3 is a schematic structural view of a lost foam casting assembly;

fig. 4 is a schematic structural view of the lifting assembly.

In the drawings, the list of components represented by the various numbers is as follows:

1-lost foam casting components, 101-supporting bottom plates, 102-side grooves, 103-moving rollers, 104-casting sand boxes, 105-adjusting bolts, 106-connecting bearings, 107-friction bottom plates, 2-lifting components, 201-lifting sleeve boxes, 202-square fixed blocks, 203-strip plates, 204-return-shaped moving plates, 205-limit bolts, 206-connecting diagonal rods, 207-fixed support plates, 208-guide posts, 209-guide sliding plates and 210-sand scraping plates.

Detailed Description

The present utility model is described in further detail below with reference to the drawings to enable those skilled in the art to practice the utility model by referring to the description.

The following description is presented to enable one of ordinary skill in the art to make and use the utility model. The preferred embodiments in the following description are by way of example only and other obvious variations will occur to those skilled in the art. The basic principles of the utility model defined in the following description may be applied to other embodiments, variations, modifications, equivalents, and other technical solutions without departing from the spirit and scope of the utility model.

It will be appreciated by those skilled in the art that in the present disclosure, the terms "longitudinal," "transverse," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," etc. refer to an orientation or positional relationship based on that shown in the drawings, which is merely for convenience of description and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore the above terms should not be construed as limiting the present utility model.

It will be understood that the terms "a" and "an" should be interpreted as referring to "at least one" or "one or more," i.e., in one embodiment, the number of elements may be one, while in another embodiment, the number of elements may be plural, and the term "a" should not be interpreted as limiting the number.

Referring to fig. 1-4, the present utility model provides a technical solution: the equipment for lost foam casting comprises a lost foam casting assembly 1, wherein the outer side of the lost foam casting assembly 1 is sleeved with a lifting assembly 2;

as shown in fig. 3, the lost foam casting assembly 1 includes a supporting base plate 101, both side surfaces of the supporting base plate 101 are provided with a side groove 102, four moving rollers 103 distributed in rectangular shape are fixedly mounted on the lower surface of the supporting base plate 101, a casting sand box 104 is fixedly mounted in the middle of the upper surface of the supporting base plate 101, two front and rear sides of the supporting base plate 101 are respectively connected with an adjusting bolt 105 in threaded manner, two front and rear sides of the supporting base plate 101 are respectively provided with a threaded hole, the adjusting bolts 105 penetrate through the threaded holes on the supporting base plate 101, the adjusting bolts 105 are in threaded fit with the threaded holes on the supporting base plate 101, the bottom ends of the adjusting bolts 105 are rotationally connected with a friction base plate 107 through connecting bearings 106, the inner rings of the connecting bearings 106 are fixedly connected with the bottom ends of the adjusting bolts 105, and the lower surfaces of the outer rings of the connecting bearings 106 are fixedly connected with the upper surfaces of the friction base plate 107;

as shown in fig. 4, the lifting assembly 2 includes a lifting sleeve 201 adapted to the casting sand box 104, the lifting sleeve 201 is sleeved on the outer side of the casting sand box 104, the inner wall of the lifting sleeve 201 is in contact with the outer surface of the casting sand box 104, the lifting sleeve 201 is in sliding fit with the casting sand box 104, two sides of the lifting sleeve 201 are fixedly provided with a square fixing block 202, the lifting assembly 2 further includes two symmetrically arranged strip plates 203, the strip plates 203 are fixedly provided in the side slots 102, a return moving plate 204 is sleeved on the outer side of the strip plates 203 in a sliding manner, the inner wall of the return moving plate 204 is in contact with the outer surface of the strip plates 203, the return moving plate 204 is in sliding fit with the strip plates 203, a limit bolt 205 is in threaded connection with the return moving plate 204, one end of the return moving plate 205 is abutted to one side of the strip plates 203, the upper surface of the return moving plate 204 is movably connected with the front surface of the square fixing block 202 through a connecting inclined rod 206, the bottom end of the return moving plate 206 is fixedly connected with the bottom end of the strip plates 204 through a sliding plate 208, a sliding support surface of the return moving plate 207 is fixedly connected with the top end of the slide plate 209, and the two sliding support plates 201 are fixedly arranged on the front side of the slide plate 201.

When the lost foam casting equipment is needed, firstly, a worker places a foam model in the casting sand box 104, then adjusts the height of the lifting sleeve 201 according to the height of the foam model, the top of the foam model is flush with the top of the lifting sleeve 201, particularly, the limit bolt 205 is unscrewed, one end of the limit bolt 205, which is positioned in the rectangular moving plate 204, is separated from one side surface of the strip-shaped plate 203, then the back side can move the rectangular moving plate 204, and since the upper surface of the rectangular moving plate 204 is movably connected with the front surface of the square fixed block 202 through the connecting inclined rod 206, when the rectangular moving plate 204 is moved to the back side, the square fixed block 202 moves upwards, thereby driving the lifting sleeve 201 to move upwards until the top of the foam model is flush with the top of the lifting sleeve 201, then the position of the lifting sleeve 201 is fixed by screwing the limit bolt 205, then quartz is filled into the casting sand box 104 and the lifting sleeve 201, after filling, the moving the sand scraping plate 210 can scrape superfluous quartz sand, and finally, the casting is carried out.

Although embodiments of the present utility model have been disclosed above, it is not limited to the details and embodiments shown and described, it is well suited to various fields of use for which the utility model would be readily apparent to those skilled in the art, and accordingly, the utility model is not limited to the specific details and illustrations shown and described herein, without departing from the general concepts defined in the claims and their equivalents.

Claims

1. The equipment for lost foam casting comprises a lost foam casting assembly (1) and is characterized in that a lifting assembly (2) is sleeved on the outer side of the lost foam casting assembly (1);

the lost foam casting assembly (1) comprises a supporting bottom plate (101), wherein a side groove (102) is formed in each of two side surfaces of the supporting bottom plate (101), and a casting sand box (104) is fixedly arranged in the middle of the upper surface of the supporting bottom plate (101);

lifting assembly (2) include one with the lift sleeve case (201) of casting sand box (104) looks adaptation, the equal fixed mounting in both sides face of lift sleeve case (201) has a square fixed block (202), lifting assembly (2) still include strip shaped plate (203) that two symmetries set up, strip shaped plate (203) fixed mounting is in the inside of side tank (102), a rectangular moving plate (204) has been cup jointed in the outside slip of strip shaped plate (203), threaded connection has a stop bolt (205) on rectangular moving plate (204), stop bolt (205) are located the inside one end of rectangular moving plate (204) and support on one side of strip shaped plate (203), the upper surface of rectangular moving plate (204) and the front surface of square fixed block (202) are through connecting diagonal (206) swing joint.

2. An apparatus for lost foam casting according to claim 1, wherein: the utility model discloses a movable roller type elevator, including supporting baseplate (101), connecting bearing (106), adjusting bolt (105) are all offered to the lower surface fixed mounting of supporting baseplate (101) has four movable rollers (103) that are the rectangle and distribute, both sides all threaded connection has an adjusting bolt (105) around supporting baseplate (101), a screw hole has all been offered to both sides around supporting baseplate (101), adjusting bolt (105) pass the screw hole on supporting baseplate (101), and screw hole screw-thread fit on adjusting bolt (105) and supporting baseplate (101), the bottom of adjusting bolt (105) is connected with a friction bottom plate (107) through connecting bearing (106) rotation, the inner ring of connecting bearing (106) is connected with the bottom fixed of adjusting bolt (105), the outer loop lower surface of connecting bearing (106) is connected with the upper surface fixed of friction bottom plate (107).

3. An apparatus for lost foam casting according to claim 1, wherein: the lifting sleeve box (201) is sleeved on the outer side of the casting sand box (104), the inner wall of the lifting sleeve box (201) is in contact with the outer surface of the casting sand box (104), and the lifting sleeve box (201) is in sliding fit with the casting sand box (104).

4. An apparatus for lost foam casting according to claim 1, wherein: the inner wall of the return-shaped moving plate (204) is in contact with the outer surface of the strip-shaped plate (203), and the return-shaped moving plate (204) is in sliding fit with the strip-shaped plate (203).

5. An apparatus for lost foam casting according to claim 1, wherein: the bottom end of the connecting inclined rod (206) is in running fit with the upper surface of the square moving plate (204) through a hinge seat, and the top end of the connecting inclined rod (206) is in running fit with the front surface of the square fixed block (202) through another hinge seat.

6. An apparatus for lost foam casting according to claim 1, wherein: two fixed support plates (207) are fixedly installed on the front surface and the rear surface of the lifting sleeve box (201), a guide post (208) is fixedly installed between the fixed support plates (207), a guide slide plate (209) is sleeved on the outer side of the guide post (208) in a sliding mode, a sand scraping plate (210) is fixedly installed between the guide slide plates (209), and the lower surface of the sand scraping plate (210) is in contact with the upper surface of the lifting sleeve box (201).