CN216263337U

CN216263337U - Auto parts wheel tectorial membrane sand molding die

Info

Publication number: CN216263337U
Application number: CN202122902768.6U
Authority: CN
Inventors: 刘昌敬; 王永米
Original assignee: Zhejiang Qihong Machinery Casting Co ltd
Current assignee: Zhejiang Qihong Machinery Casting Co ltd
Priority date: 2021-11-25
Filing date: 2021-11-25
Publication date: 2022-04-12
Anticipated expiration: 2031-11-25

Abstract

The utility model relates to the technical field of casting molding, in particular to a coated sand molding die for an automobile accessory wheel. The die comprises an upper die body and a lower die body, wherein the upper die body is provided with a boss, a core is arranged on the boss, a first groove is formed in the core, and a second groove is formed in the core; the lower die body comprises a first die body and a second die body, a first half groove is formed in the first half groove, and a first half convex ring is arranged on the inner wall of the first half groove; and a second half groove is formed in the second die body, a second half groove is formed in the second half groove, and a second half convex ring is formed in the second half groove. The utility model provides a coated sand molding die for a steam distribution wheel, which is simple in structure and easy to demold, can prevent the steam distribution wheel from being damaged in the demolding process, and reduces the rejection rate.

Description

Auto parts wheel tectorial membrane sand molding die

Technical Field

The utility model provides a coated sand molding die for an automobile accessory wheel, and belongs to the technical field of casting molding.

Background

The precoated sand is a novel precoated sand with excellent high-temperature performance and comprehensive casting performance, is particularly suitable for producing complex thin-wall precise iron castings and high-requirement steel castings, can effectively eliminate casting defects such as sand sticking, deformation, heat cracking, air holes and the like, can enable the surfaces of the castings to be smoother, has more precise sizes, reduces or does not need mechanical processing, can shorten the production period, saves metal materials and reduces the cost.

However, when the existing coating sand molding die for the automobile distribution wheel is used for producing the automobile distribution wheel, the existing coating sand molding die is not easy to demold, and the automobile distribution wheel may be damaged in the demolding process, so that the rejection rate is increased. Therefore, the utility model provides a coated sand molding die for an automobile accessory wheel, which solves the problems.

SUMMERY OF THE UTILITY MODEL

The utility model provides a coated sand molding die for a steam distribution wheel, which is simple in structure and easy to demold, can prevent the steam distribution wheel from being damaged in the demolding process, and reduces the rejection rate.

The utility model provides a coated sand molding die for an automobile accessory wheel, which comprises an upper die body and a lower die body, wherein a boss is arranged in the middle of the upper die body, a core is arranged on the boss, a first groove is arranged in the middle of the core, second grooves are uniformly arranged on the core along the periphery of the first groove, and the second grooves are communicated with the first groove; a first circular table protruding out of the surface of the first groove is arranged in the middle of the first groove, and a second circular table protruding out of the surface of the first circular table is arranged on the first circular table; second forming rods protruding out of the surface of the first groove are uniformly arranged between the first groove and the first circular table; the lower die body comprises a first die body and a second die body, a first half groove is formed in the first die body corresponding to a boss, a first half groove is formed in the first half groove, a first half convex ring is arranged on the inner wall of the first half groove, a first forming rod is arranged on the first half convex ring, a first half circular groove is formed in the center of the bottom of the first half groove, a second half groove sunken in the surface of the first half groove is formed in the middle of the first half groove, and a fifth groove sunken in the surface of the first half groove is formed between the first half groove and the first half circular groove; the second die body corresponds boss and first half recess and is provided with half recess of second, it is provided with half type groove of second to correspond half type groove in the half recess of second, half type groove of second corresponds first half bulge loop and is provided with half bulge loop of second, half type tank bottom of second corresponds first half circular slot and is provided with the third half circular slot, third half circular slot middle part corresponds the second half circular slot and is provided with the fourth half circular slot, evenly be provided with the sixth recess that caves in half type groove surface of second between half type groove of second and the third half circular slot.

One side of the first die body, which is close to the second die body, is provided with a plurality of jacks, and the second die body is provided with a plurality of bolts corresponding to the jacks.

And a funnel-shaped pouring gate is arranged on one side, away from the lower die body, of the upper die body, pouring gates are arranged at four corners of the boss, and the funnel-shaped pouring gate is communicated with the interior of the pouring gates.

The first forming rod abuts against the surface of the mold core, the first circular platform is clamped into the first semicircular groove and the third semicircular groove, the second circular platform is clamped into the second semicircular groove and the fourth semicircular groove, and the second forming rod is inserted into the fifth groove and the sixth groove.

The utility model has the beneficial effects that:

in the demolding process of the automobile distribution wheel, the upper mold body can be separated from the lower mold body, and then the first mold body and the second mold body of the lower mold body are separated, so that the demolding is easy, the automobile distribution wheel can be prevented from being damaged in the demolding process, and the rejection rate is reduced;

the automobile accessory wheel can be integrally formed, the subsequent processing amount is reduced, and the manufacturing efficiency of the automobile accessory wheel is improved.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

FIG. 2 is a schematic view of the overall structure of the upper mold body according to the present invention.

FIG. 3 is a top view of the upper mold body according to the present invention.

FIG. 4 is a schematic view of the overall structure of the lower mold body according to the present invention.

(1, upper mold body, 2, lower mold body, 3, boss, 4, core, 5, first groove, 6, second groove, 7, first round table, 8, second round table, 9, second molding rod, 10, first mold body, 11, second mold body, 12, first half groove, 13, first half groove, 14, first half bulge loop, 15, first molding rod, 16, first half groove, 17, second half groove, 18, fifth groove, 19, second half groove, 20, second half bulge loop, 21, sixth groove, 22, multiple insertion holes, 23, multiple insertion pins, 24, funnel-shaped pouring gate, 25, pouring gate, 26, second half groove, 27, third half groove, 28, fourth half groove)

Detailed Description

The utility model provides a auto parts wheel tectorial membrane sand molding mould which characterized in that: the die comprises an upper die body 1 and a lower die body 2, wherein a boss 3 is arranged in the middle of the upper die body 1, a core 4 is arranged on the boss 3, a first groove 5 is arranged in the middle of the core 4, second grooves 6 are uniformly arranged on the core 4 along the periphery of the first groove 5, and the second grooves 6 are communicated with the first groove 5; a first round table 7 protruding out of the surface of the first groove 5 is arranged in the middle of the first groove 5, and a second round table 8 protruding out of the surface of the first round table 7 is arranged on the first round table 7; second forming rods 9 protruding out of the surface of the first groove 5 are uniformly arranged between the first groove 5 and the first round table 7; the lower die body 2 comprises a first die body 10 and a second die body 11, a first half groove 12 is formed in the first die body 10 corresponding to the boss 3, a first half groove 13 is formed in the first half groove 12, a first half convex ring 14 is arranged on the inner wall of the first half groove 13, a first forming rod 15 is arranged on the first half convex ring 14, a first half circular groove 16 is formed in the center of the bottom of the first half groove 13, a second half circular groove 17 sunken in the surface of the first half circular groove 16 is formed in the middle of the first half circular groove 16, and a fifth groove 18 sunken in the surface of the first half groove 13 is formed between the first half groove 13 and the first half circular groove 16; the second die body 11 corresponds boss 3 and first half recess 12 and is provided with second half recess 19, it is provided with second half type groove 26 to correspond first half type groove 13 in the second half recess 19, second half type groove 26 corresponds first half bulge loop 14 and is provided with second half bulge loop 20, second half type groove 26 bottom corresponds first half circular slot 16 and is provided with third half circular slot 27, third half circular slot 27 middle part corresponds second half circular slot 17 and is provided with fourth half circular slot 28, evenly be provided with between second half type groove 26 and the third half circular slot 27 and sink in the sixth recess 21 on second half type groove 26 surface.

One side of the first die body 10 close to the second die body 11 is provided with a plurality of jacks 22, and the second die body 11 is provided with a plurality of pins 23 corresponding to the plurality of jacks 22.

A funnel-shaped pouring gate 24 is arranged on one side, away from the lower die body 2, of the upper die body 1, pouring gates 25 are arranged at four corners of the boss 3, and the funnel-shaped pouring gate 24 is communicated with the pouring gates 25.

The first forming rod 15 abuts against the surface of the mold core 4, the first circular truncated cone 7 is clamped into the first semicircular groove 16 and the third semicircular groove 27, the second circular truncated cone 8 is clamped into the second semicircular groove 17 and the fourth semicircular groove 28, and the second forming rod 9 is inserted into the fifth groove 18 and the sixth groove 21.

The utility model provides a coated sand molding die for an auto parts wheel, which is characterized in that when in use, a first die body and a second die body are assembled, an upper die body and the assembled first die body and second die body are assembled, and coated sand is poured into an area surrounded by a core, a first half-shaped groove and a second half-shaped groove from a funnel-shaped pouring gate through a pouring gate; the first molding rod is abutted against the surface of the mold core, the first circular platform is clamped into the first semicircular groove and the third semicircular groove, the second circular platform is clamped into the second semicircular groove and the fourth semicircular groove, and the second molding rod is inserted into the fifth groove and the sixth groove, so that the precoated sand poured into the area enclosed by the mold core and the first semicircular groove and the second semicircular groove can be integrally molded to form the automobile distribution wheel; and after the precoated sand is formed and solidified, separating the upper die body from the lower die body, separating the first die body from the second die body, and taking out the manufactured automobile wheel.

The present invention and its embodiments have been described above, and the description is not intended to be limiting, and the drawings are only one embodiment of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should appreciate that they can readily use the disclosed conception and specific embodiments as a basis for designing or modifying other structures for carrying out the same purposes of the present invention without departing from the spirit and scope of the utility model as defined by the appended claims.

Claims

1. The utility model provides a auto parts wheel tectorial membrane sand molding mould which characterized in that: the die comprises an upper die body (1) and a lower die body (2), wherein a boss (3) is arranged in the middle of the upper die body (1), a core (4) is arranged on the boss (3), a first groove (5) is arranged in the middle of the core (4), second grooves (6) are uniformly formed in the core (4) along the periphery of the first groove (5), and the second grooves (6) are communicated with the first groove (5); a first round table (7) protruding out of the surface of the first groove (5) is arranged in the middle of the first groove (5), and a second round table (8) protruding out of the surface of the first round table (7) is arranged on the first round table (7); second forming rods (9) protruding out of the surface of the first groove (5) are uniformly arranged between the first groove (5) and the first round table (7); the lower die body (2) comprises a first die body (10) and a second die body (11), a first half groove (12) is formed in the first die body (10) corresponding to the boss (3), a first half groove (13) is formed in the first half groove (12), a first half convex ring (14) is arranged on the inner wall of the first half groove (13), a first forming rod (15) is arranged on the first half convex ring (14), a first half circular groove (16) is formed in the center of the bottom of the first half groove (13), a second half circular groove (17) sunken in the surface of the first half circular groove (16) is formed in the middle of the first half circular groove (16), and a fifth groove (18) sunken in the surface of the first half groove (13) is formed between the first half groove (13) and the first half circular groove (16); the second die body (11) is provided with second half recess (19) corresponding to boss (3) and first half recess (12), correspond first half groove (13) in second half recess (19) and be provided with second half groove (26), second half groove (26) are provided with second half bulge loop (20) corresponding to first half bulge loop (14), second half groove (26) bottom is provided with third half groove (27) corresponding to first half groove (16), third half groove (27) middle part is provided with fourth half groove (28) corresponding to second half groove (17), evenly be provided with between second half groove (26) and third half groove (27) sunken sixth recess (21) in second half groove (26) surface.

2. The auto parts wheel tectorial membrane sand molding mould of claim 1, characterized in that: one side of the first die body (10) close to the second die body (11) is provided with a plurality of jacks (22), and the second die body (11) is provided with a plurality of bolts (23) corresponding to the jacks (22).

3. The auto parts wheel tectorial membrane sand molding mould of claim 1, characterized in that: a funnel-shaped pouring gate (24) is arranged on one side, away from the lower die body (2), of the upper die body (1), pouring gates (25) are arranged at four corners of the boss (3), and the funnel-shaped pouring gate (24) is communicated with the pouring gates (25) inside.

4. The auto parts wheel tectorial membrane sand molding mould of claim 1, characterized in that: the first forming rod (15) is abutted to the surface of the core (4), the first circular truncated cone (7) is clamped into the first semicircular groove (16) and the third semicircular groove (27), the second circular truncated cone (8) is clamped into the second semicircular groove (17) and the fourth semicircular groove (28), and the second forming rod (9) is inserted into the fifth groove (18) and the sixth groove (21).