CN213350703U

CN213350703U - Vacuum box casing structure cast by V method

Info

Publication number: CN213350703U
Application number: CN202021940846.0U
Authority: CN
Inventors: 闫旭; 李海平; 成毅; 常晟源
Original assignee: Shanxi Huaxiang Group Co ltd
Current assignee: Shanxi Huaxiang Group Co ltd
Priority date: 2020-09-08
Filing date: 2020-09-08
Publication date: 2021-06-04
Anticipated expiration: 2030-09-08

Abstract

The utility model relates to a cast suction box pouring jacket structure of V method contains the pouring jacket body, and it is rectangle cavity structures, is equipped with the opening that supplies the mould to pass on the top surface, and the opening border is the mould groove that is the echelonment, the gas pocket that link up from top to bottom of distributing a plurality of on this mould groove, and the mould is placed on the mould groove and is fixed through the locating pin, establishes the vacuum extraction opening in the side of pouring jacket body, and it runs through the lateral wall and communicates the cavity inside and outside, and the side of pouring jacket body still is provided with the first positioning seat of locating pouring jacket body and the second positioning seat of fixed sand box usefulness, and this pouring jacket body material is the steel material, the utility model discloses a steel pouring jacket structure has both guaranteed figurative technology demand and has improved life cycle, has still practiced thrift the cost.

Description

Vacuum box casing structure cast by V method

Technical Field

The utility model discloses the technique relates to a substitute steel pouring jacket structure of wooden suction box in V method casting process.

Background

The suction box is arranged for meeting the requirement of a casting molding process, each set of mold molded by a traditional V method is provided with the suction box, and the mold and the suction box are manufactured into a whole. The mould and the suction box are made of wood integrally, and the steel plate of the outer skin part of the suction box is reinforced. When the casting is cast and formed, a heated film is attached to the mold, negative pressure is generated by vacuumizing the suction box, the film is attached to the mold to form the shape same as that of the mold, and the casting is molded by the matched sand box and sand adding.

However, the wood mold-suction box integrated structure has many disadvantages in production and use. In the production process, the manufacturing period of the wooden material is long, and the manufacturing cost is high; after the casting machine is used for a period of time, the mold and the suction box are easy to deform and damage, the wooden structure is short in service life and frequent in maintenance, the subsequent maintenance is very troublesome due to the characteristics of the wooden structure, the maintenance cost is also very high, and the quality and delivery period of a casting product are indirectly influenced.

SUMMERY OF THE UTILITY MODEL

The utility model provides a technical problem lie in providing a cast suction box pouring jacket structure of V method.

The technical means adopted by the utility model are as follows.

A kind of suction box casing structure that V method casts, the casing structure includes the casing body, the casing body is a rectangular cavity structure, there is opening for the mould to pass on its top surface, the opening edge is the mould trough taking the form of ladder, distribute several air vents that link up from top to bottom on the mould trough, the mould is placed on the mould trough and fixed through the coupling assembling; the side surface of the pouring jacket body is provided with a vacuum pumping hole which penetrates through the side wall to communicate the inside and the outside of the cavity, and the side surface of the pouring jacket body is also provided with a first positioning seat for positioning the pouring jacket body and a second positioning seat for fixing the sand box; the material of the jacket body is steel material.

Furthermore, the die groove comprises a connecting plate extending towards the opening direction, and the connecting plate is provided with a connecting through hole.

Furthermore, the mould matched with the pouring jacket structure at least comprises an upper mould part and a lower cavity part, a protruding fixed eave is arranged outside the side of the cavity part, the edge size and the thickness of the fixed eave are matched with the mould groove, an embedded steel sleeve is arranged at the position of the fixed eave corresponding to the connecting through hole, a mould air hole corresponding to the air hole of the mould groove is also arranged on the fixed eave, and a plurality of through holes are also arranged on the side wall of the cavity part; when the die is installed, the cavity part penetrates into the opening, and the connecting through hole corresponds to the embedded steel sleeve and is fixed through the connecting component in a vertically penetrating mode.

Further, the connecting component is a flat or round locating pin.

Furthermore, a plurality of reinforcing ribs are arranged between the top surface and the bottom surface in the rectangular cavity structure.

Furthermore, the first positioning seat is located at the bottom of the side face of the box body, and the second positioning seat is located at the top of the side face of the box body.

Furthermore, the first positioning seat and the second positioning seat are mounted on the side face of the sleeve box body through bolts or welded on the side face of the sleeve box body.

Furthermore, a plurality of backing plates are arranged on the bottom surface in the rectangular cavity structure.

Furthermore, a hanging handle is arranged on the side surface of the sleeve box body.

Further, the mold is of a wooden structure.

The utility model discloses produced beneficial effect: the utility model discloses mould + pouring jacket structure that well V method casting molding used adopts the locating pin location between mould and the pouring jacket. 1 a pouring jacket can be applicable to a large amount of moulds of same series, when the mould that preparation and pouring jacket correspond, the border size of mould matches in the mould groove shape, increases simultaneously and adds location structure, all can install in pouring jacket structure and match the use, no longer has wood system suction box on the mould, has shortened the preparation cycle of mould. After the casting molding is finished, other molds are detached and replaced, and the use is convenient. The pouring jacket adopts the steel structure, replaces traditional wood system suction box, and sets up with the mould components of a whole that can function independently, and pouring jacket repeatedly usable has promoted the life of mould external member, has solved the frequent problem of maintenance.

Drawings

Fig. 1 is a schematic perspective view of the wood mold of the present invention.

Fig. 2 is a schematic side view of the wood mold of the present invention.

Fig. 3 is a schematic sectional view of the wood mold of the present invention.

Fig. 4 is a schematic view of the three-dimensional structure of the steel jacket of the present invention.

Fig. 5 is a schematic view of the steel casing of the present invention.

Fig. 6 is a schematic view of the cross-sectional structure a-a in fig. 5.

Fig. 7 is a schematic structural view of a section B-B in fig. 5.

Fig. 8A is a schematic side view of an embodiment of the middle positioning pin of the present invention.

Fig. 8B is a schematic view of a plane of depression structure of an embodiment of the middle positioning pin of the present invention.

Fig. 9A is a schematic side view of another embodiment of the middle positioning pin according to the present invention.

Fig. 9B is a schematic view of a depression surface structure of another embodiment of the middle positioning pin of the present invention.

Fig. 10 is a schematic perspective view of the assembled mold and the assembled casing.

Fig. 11 is a schematic top view of the mold and the casing assembled together.

Fig. 12 is a schematic view of the cross-sectional structure C-C of fig. 11.

Detailed Description

The utility model discloses a main protection cast suction box cover box structure of V method, wherein the cover box is whole to be steel material, adopts 45 steel to be good. As shown in fig. 4, the container includes a container body 2, the container body 2 is a rectangular cavity structure surrounded by a top surface 21, 4 side walls, and a bottom plate 20, and the top surface 21 is provided with an opening 215 for passing the mold.

The mold of the utility model can be a wooden structure. As shown in fig. 1 to 3, the mold 1 generally includes an upper mold portion 11 and a lower cavity portion 12, a projecting fixing overhang 13 is provided on the outer top portion of the side of the cavity portion 12, a steel insert 131 is provided on the fixing overhang 13, and air holes 132 corresponding to the air holes 212 are provided. The side wall of the cavity portion 12 is provided with a plurality of through holes for air circulation during vacuum pumping. The model part 11 is actually the shape of the target casting, and the model part 11 in the drawing is only illustrative and is not limited to the shape. The fixed eaves 13 are not limited to the positions shown in fig. 3, and may be determined according to actual production needs.

As shown in fig. 4 to 7, the edge of the opening 215 on the top surface 21 is a stepped mold groove 211, and the fixed eaves 13 of the mold 1 are matched with the transverse and longitudinal edges and the thickness of the mold groove 211. A plurality of air holes 212 are distributed on the mold groove 211, the mold groove 211 is further provided with a connecting plate 213 extending towards the opening 215, a connecting through hole 214 is arranged at the connecting plate 213, or according to the actual situation, the connecting through hole is directly arranged on the mold groove 211, the position and the size of the connecting through hole 214 are matched and corresponding to the embedded steel sleeve 131 on the mold, as shown in fig. 10 to 12, when the fixing eave 13 of the mold 1 is placed on the mold groove 211, the positioning pin 3 vertically penetrates through the embedded steel sleeve 131 and the connecting through hole 214 to fix the mold on the jacket body 2. The positioning pin 3 may be selected from the embodiments shown in fig. 8A and 8B, which is a flat pin with two sides including a tangent plane, so as to facilitate the fixation; alternatively, as shown in fig. 9A and 9B, the positioning pin 3 is a circular pin, so that the insertion is more flexible.

The side wall of the rectangular cavity structure is enclosed by 2 oppositely arranged

first side surfaces

23 and 2 oppositely arranged second side surfaces 24. The 2 hanging handles 231 are arranged on the left side and the right side of the outer side of each first side surface 23, so that a user can move the suitcases conveniently. The bottom of the outer side of each second side surface 24 is divided into 2 first positioning seats 251 in a left-right array, and the top is provided with 1 second positioning seat 252. The first positioning seat 251 and the second positioning seat 252 may be installed on the sidewall of the casing body 2 by bolts, or welded on the sidewall of the casing body 2. The main body of the first positioning seat 251 is an L-shaped plate, the side plate thereof is fixed on the second side surface 252, the bottom surface of the bottom plate is flush with the bottom surface of the bottom plate 20 of the box body 2, and the bottom plate of the first positioning seat 251 is further provided with a groove for inserting fixing members such as bolts. Reinforcing ribs are provided between the side plates and the bottom plate of the first seat 251 to ensure stability. The second positioning seat 252 includes a fixing plate fixed to the second side 252, a positioning plate is disposed above the fixing plate, a reinforcing rib is also disposed at a lower portion of the positioning plate to ensure stability, and a fixing hole is formed in the positioning plate, and the positioning plate can be aligned and fixed with a positioning tool structure of the flask in a subsequent process.

The side of the casing structure 2 further includes a vacuum pumping hole 26, which can be disposed on any one of the side surfaces, and penetrates through the sidewall to communicate the inside and the outside of the cavity, for connecting a vacuum pumping device, in this embodiment, the vacuum pumping hole 26 is disposed on 1 of the first side surfaces 23.

The arrangement of the hanging handle 231, the first positioning seat 251, the second positioning seat 252 and the vacuum pumping port 26 may be combined differently according to the actual engineering requirements, and this embodiment is merely an example and does not limit the positions.

A plurality of reinforcing ribs 27 are arranged between the top surface 21 and the bottom surface 22 in the rectangular cavity structure, the number and the positions of the reinforcing ribs are not particularly limited, and the relative positions of the top surface and the bottom surface can be maintained without deformation. The reinforcing ribs 27 may be directly welded in the cavity of the jacket body 2, or as shown in the figure of this embodiment, they are prefabricated structures, that is, a plurality of reinforcing ribs 27 are welded in the rectangular fixing frame 271, when the jacket is produced, the prefabricated rectangular fixing frame 271 and the reinforcing ribs 25 are welded on the bottom plate 20 of the rectangular cavity structure, and then the top edge is welded with the first side surface 23 and the second side surface 24, so as to realize the assembly of the jacket body 2.

The bottom surface of the rectangular cavity structure of the pouring jacket is provided with a plurality of backing plates 28, so that the depth of the pouring jacket is consistent with that of the mould. If there is still a gap between the backing plate 28 and the bottom surface of the mold, i.e. if the mold 1 is suspended, an elastic leather can be placed on the 5 backing plates 28 at the bottom of the mold 1, so as to ensure that the bottom surface and the upper opening surface are supported.

The steel casing box is firm in structure material and can be repeatedly used. When the die is used, the die is hoisted into the sleeve box, the positioning pins 3 are arranged on the left and right edges of the upper opening for positioning, and the upper opening and the lower opening are clamped by bolts, so that the die and the sleeve box are used in a positioning and matching manner. All the molds which conform to the shapes of the mold grooves 211 and the fixing modes can be arranged on the sleeve box structure to be matched for use, and after the casting molding is completed, other molds can be detached and replaced. With the above-described split structure, many problems associated with conventional one-piece mold suction boxes are avoided.

Claims

1. The suction box and jacket structure cast by the V method is characterized by comprising a jacket body (2), wherein the jacket body (2) is of a rectangular cavity structure, an opening (215) for a mold (1) to pass through is formed in the top surface (21) of the jacket body (2), the edge of the opening (215) is a stepped mold groove (211), a plurality of air holes (212) which are communicated up and down are distributed in the mold groove (211), and the mold (1) is placed on the mold groove (211) and fixed through a connecting component;

a vacuum pumping hole (26) is formed in the side face of the pouring jacket body (2), penetrates through the side wall to communicate the inside and the outside of the cavity, and a first positioning seat (251) for positioning the pouring jacket body (2) and a second positioning seat (252) for fixing the sand box are further formed in the side face of the pouring jacket body (2);

the material of the pouring jacket body (2) is steel material.

2. The structure of a vacuum box set cast by the V-method as claimed in claim 1, wherein the mold cavity (211) includes a connection plate (213) extending toward the opening (215), and the connection plate (213) is provided with a connection through hole (214).

3. The vacuum box casing structure cast by the V method according to claim 2, wherein the mould (1) used in cooperation with the casing structure at least comprises an upper model part (11) and a lower cavity part (12), a protruding fixing eave (13) is arranged outside the side of the cavity part (12), the edge size and the thickness of the fixing eave (13) are matched with the mould groove (211), an embedded steel sleeve (131) is arranged at the position of the fixing eave (13) corresponding to the connecting through hole (214), a mould air hole (132) corresponding to the air hole (212) of the mould groove (211) is further arranged on the fixing eave (13), and a plurality of through holes are further arranged on the side wall of the cavity part (12);

when the mold (1) is installed, the cavity part (12) penetrates into the opening (215), and the connecting through hole (214) corresponds to the embedded steel sleeve (131) and penetrates through and is fixed through the connecting component up and down.

4. A V-cast suction box set structure according to claim 3, characterized in that the connecting members are flat or round dowel pins (3).

5. The V-cast suction box-and-box structure according to claim 1, characterized in that a number of reinforcing ribs (25) are provided between the top surface (21) and the bottom surface (22) in the rectangular chamber structure.

6. The V-cast suction box-casing structure according to claim 1, wherein the first positioning seat (251) is located at the bottom of the side of the casing body (2), and the second positioning seat (252) is located at the top of the side of the casing body (2).

7. The V-cast suction box casing structure according to claim 6, wherein the first positioning seat (251) and the second positioning seat (252) are installed on the side of the casing body (2) by bolts or welded on the side of the casing body (2).

8. The V-cast suction box-and-box structure according to claim 7, characterized in that a plurality of pads (28) are provided on the bottom surface in the rectangular cavity structure.

9. The structure of a suction box casing cast by a V method as claimed in claim 1, wherein a hanging handle (231) is provided on a side surface of the casing body (2).

10. The V-process cast suction box-casing structure according to any one of claims 1 to 9, wherein the mold (1) is of a wooden structure.