CN217142232U

CN217142232U - Die for coupler convenient to demould

Info

Publication number: CN217142232U
Application number: CN202221011855.0U
Authority: CN
Inventors: 李国民
Original assignee: Baoding Hengsheng Hydraulic Coupling Manufacturing Co ltd
Current assignee: Baoding Hengsheng Hydraulic Coupling Manufacturing Co ltd
Priority date: 2022-04-24
Filing date: 2022-04-24
Publication date: 2022-08-09
Anticipated expiration: 2032-04-24

Abstract

The utility model relates to a technical field is made to the coupler, a mould that is used for the drawing of patterns of being convenient for of coupler is proposed, its operation is more simple and convenient, it is more convenient to demold simultaneously, the practicality is higher, including lower fixed station, mould on first last mould and the second, be provided with the casting sand on the lower fixed station, the pressfitting cavity has been seted up to the bottom of first last mould, a plurality of bits are installed to the inside equipartition of pressfitting cavity, the casting cavity has been seted up to the bottom of mould on the second, a plurality of holes of pouring have been seted up on the top of mould on the second, pour hole and casting cavity intercommunication, the rubber circle is all installed on the top of mould on first last mould and the second, install a plurality of guide posts on the lower fixed station, all set up a plurality of guide holes with guide post looks adaptation on first last mould and the second, a plurality of spacing posts of fixedly connected with of spacing posts on the lower fixed station, all rotate on a plurality of spacing posts and be connected with the limiting plate.

Description

Die for coupler convenient to demould

Technical Field

The utility model relates to a technical field is made to the coupler, concretely relates to be used for mould of coupler drawing of patterns of being convenient for.

Background

As is well known, a coupling is a mechanical device for transmitting power of a prime mover to a driven machine by using a medium, in which a coupling sub-chamber housing is an essential part of the coupling and the coupling sub-chamber housing is formed by casting using a mold, and thus, the mold is widely used in the field of manufacturing the coupling.

Through search, the utility model of chinese patent publication No. CN202028741U, patent No. 11/9/2011 discloses a casting mold for auxiliary chamber housing of hydraulic coupler, which roughly comprises an upper mold, a lower mold, a metal core and a sprue seat, wherein the upper mold and the lower mold are fastened together and fixed by a lateral clip, the other sides of the upper mold and the lower mold are respectively provided with a hanging shaft, an auxiliary chamber housing cavity is arranged between the upper mold and the lower mold, the central axis of the auxiliary chamber housing cavity is provided with the metal core and the sprue seat, one end of the metal core is arranged in the upper mold, the other end of the metal core passes through the upper mold and is connected with a nut, the sprue seat arranged on the lower mold connects the auxiliary chamber housing cavity with the outside, a knockout rod is arranged on the upper mold and is connected with a middle ring arranged in the auxiliary chamber housing cavity, an air plug is further arranged in an air hole arranged on the upper mold, when in use, the upper mold and the lower mold are firstly connected by the clip, and fixing by using a wedge, injecting the casting metal liquid into the auxiliary chamber shell cavity through the casting material pipe, continuously injecting the casting metal liquid until the whole auxiliary chamber shell cavity is filled, solidifying and forming the casting metal liquid, and taking out to obtain a finished product.

Among the foretell prior art scheme, it directly pours the molten metal to go up in the cavity between mould and the lower membrane, and after the shaping, there is great adhesion between finished product and last mould and the lower membrane, and the drawing of patterns is more difficult, and the practicality is lower.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a be convenient for mould of drawing of patterns for coincidence ware to in solving the cavity that proposes in the background art and directly pouring the metal liquid to last mould and lower membrane between, the shaping back, the finished product has great adhesion with last mould and lower between the membrane, the drawing of patterns is more difficult, the lower problem of practicality.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a mould for drawing of patterns is convenient for to coupler, includes mould on fixed station, the first mould and the second down, be provided with the casting sand on the fixed station down, the pressfitting cavity has been seted up to the bottom of the first mould, and a plurality of teeth pieces are installed to the inside equipartition of pressfitting cavity, and the casting cavity has been seted up to the bottom of the second mould, and a plurality of holes of pouring have been seted up on the top of the second mould, pour hole and casting cavity intercommunication, and the rubber circle is all installed on the top of the first mould of going up and the second mould.

Preferably, a plurality of guide posts are installed on the lower fixing table, and a plurality of guide holes matched with the guide posts are formed in the first upper die and the second upper die.

Further, a plurality of spacing posts of fixedly connected with on the fixed station down all rotate on a plurality of spacing posts and be connected with the limiting plate.

Still further, the connecting rod is all installed on the top of first last mould and second last mould, has seted up the lewis hole on the connecting rod.

As a further scheme of the scheme, a plurality of handle grooves are formed in the first upper die and the second upper die.

As a further scheme of the scheme, the top end of the connecting rod is flush with the bottom end of the rubber ring.

On the basis of the scheme, the height of the top end of the pouring hole is lower than that of the bottom end of the rubber ring.

On the basis of the scheme, the number of the pouring holes is four.

(III) advantageous effects

Compared with the prior art, the utility model provides a mould that is used for the coupler drawing of patterns of being convenient for possesses following beneficial effect:

in the utility model, a certain amount of casting sand is placed on the lower fixed platform, the first upper die and the lower fixed platform are convenient for compacting the casting sand, meanwhile, the casting sand is separated by a plurality of tooth sheets, the shock absorption is carried out by a rubber ring, the knocking abrasion to the first upper die is reduced, the damage to the casting sand is weakened, the first upper die is taken down, the second upper die is placed on the formed casting sand, then pouring metal liquid into the gap between the casting cavity and the casting sand through a plurality of pouring holes, cooling and forming the metal liquid, and knocking the second upper die through the rubber ring to separate the second upper die from the bonding with the formed coupling auxiliary chamber shell, and then taking down the second upper die to obtain the formed coupling auxiliary chamber shell, the convenient demolding mould for the coupler is simple and convenient to operate, convenient to demold and high in practicability.

Drawings

FIG. 1 is a schematic view of the overall three-dimensional structure of the present invention;

FIG. 2 is a schematic view of a portion of the enlarged structure of FIG. 1;

FIG. 3 is a schematic view of a portion of the enlarged structure of the utility model shown in FIG. 1;

fig. 4 is a schematic view of the whole three-dimensional structure at other viewing angles of the present invention.

In the figure: 1. a lower fixed table; 2. a first upper die; 3. a second upper die; 4. casting sand; 5. pressing the cavity; 6. a tooth sheet; 7. a casting chamber; 8. pouring holes; 9. a rubber ring; 10. a guide post; 11. a guide hole; 12. a limiting column; 13. a limiting plate; 14. a connecting rod; 15. hoisting holes; 16. handle groove.

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

Examples

Referring to fig. 1-4, a mold for a coupler to facilitate demolding comprises a lower fixed platform 1, a first upper mold 2 and a second upper mold 3, wherein casting sand 4 is arranged on the lower fixed platform 1, a pressing cavity 5 is arranged at the bottom end of the first upper mold 2, a plurality of tooth sheets 6 are uniformly arranged in the pressing cavity 5, a casting cavity 7 is arranged at the bottom end of the second upper mold 3, a plurality of pouring holes 8 are arranged at the top end of the second upper mold 3, the pouring holes 8 are communicated with the casting cavity 7, rubber rings 9 are arranged at the top ends of the first upper mold 2 and the second upper mold 3, when the mold is used, a certain amount of casting sand 4 is placed on the lower fixed platform 1, then the first upper mold 2 is placed on the lower fixed platform 1, the casting sand 4 is compacted through the first upper mold 2 and the lower fixed platform 1, the casting sand 4 is separated through the plurality of tooth sheets 6, and then the first upper mold 2 is knocked through the rubber rings 9, make first last mould 2 break away from the bonding with the foundry sand, carry out the shock attenuation through rubber circle 9, reduce the strike wearing and tearing and weaken the destruction that causes the foundry sand to first last mould 2, then take off first last mould 2, mould 3 on the second is put to fashioned foundry sand 4, then pour full metal liquid through a plurality of holes 8 toward the space between casting cavity 7 and the foundry sand 4, wait after the metal liquid cooling shaping, mould 3 was strikeed on the second equally separating rubber circle 9, make mould 3 on the second break away from and the bonding of fashioned shaft coupling auxiliary chamber shell, then mould 3 on the second take off can, obtain fashioned shaft coupling auxiliary chamber shell, the device is easy and simple to handle, the drawing of patterns is more convenient simultaneously, and the practicality is higher.

Further, a plurality of guide posts 10 are installed on the lower fixed platform 1, a plurality of guide holes 11 matched with the guide posts 10 are formed in the first upper die 2 and the second upper die 3, the first upper die 2 and the second upper die 3 can be placed on the lower fixed platform 1 in an aligned mode through the guide posts 10 and the guide holes 11, a plurality of limiting posts 12 are fixedly connected to the lower fixed platform 1, limiting plates 13 are rotatably connected to the limiting posts 12, the first upper die 2 or the second upper die 3 placed on the lower fixed platform 1 can be limited through the matching of the limiting posts 12 and the limiting plates 13, connecting rods 14 are installed at the top ends of the first upper die 2 and the second upper die 3, hanging holes 15 are formed in the connecting rods 14, the first upper die 2 or the second upper die 3 can be conveniently hung, the problem that the first upper die 2 or the second upper die 3 is lifted from the lower fixed platform 1 manually is solved, all seted up a plurality of hand (hold) grooves 16 on first last mould 2 and the second mould 3, be convenient for install with lift first last mould 2 and the second 3 people firmly first last mould 2 and the second go up mould 3, the top of connecting rod 14 flushes with the bottom of rubber circle 9 mutually, reduce the hindrance of connecting rod 14 when knocking rubber circle 9, the top height of pouring hole 8 is less than the bottom height of rubber circle 9, when preventing to pour full, unnecessary metal liquid contacts rubber circle 9 and causes the corruption to rubber circle 9, a plurality of numbers of pouring hole 8 set up to four, conveniently pour.

In summary, in the mold for facilitating demolding of the coupler, when in use, a certain amount of casting sand 4 is placed on the lower fixing table 1, then the first upper mold 2 is placed on the lower fixing table 1 through the matching of the plurality of guide posts 10 and the plurality of guide holes 11, the casting sand 4 is compacted through the first upper mold 2 and the lower fixing table 1, meanwhile, the casting sand 4 is separated through the plurality of tooth sheets 6, then the limiting plate 13 is rotated to fix the lower fixing table 1 and the first upper mold 2, then the first upper mold 2 is knocked through the rubber ring 9 to separate the first upper mold 2 from the bonding with the casting sand, the rubber ring 9 is used for damping, the knocking abrasion on the first upper mold 2 and the damage to the casting sand are reduced, then the limiting plate 13 is rotated to take the first upper mold 2 down, the second upper mold 3 is placed on the molded casting sand 4, and then the limiting plate 13 is rotated, mould 3 is fixed on will going up fixed station 1 and the second, then pour full metal liquid through a plurality of holes 8 toward the space between casting cavity 7 and the casting sand 4 of pouring, wait after the metal liquid cooling shaping, beat mould 3 on the second equally at the interval of rubber circle 9, make mould 3 break away from the supplementary outdoor shell of shaft coupling bonding with the fashioned, then rotatory limiting plate 13 with the second on the mould 3 take off can, obtain the supplementary outdoor shell of fashioned shaft coupling, the device is easy and simple to handle, the drawing of patterns is more convenient simultaneously, the practicality is higher.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a mould for drawing of patterns is convenient for to coupler, includes lower fixed station (1), mould (3) on first mould (2) and the second, its characterized in that, be provided with casting sand (4) down on fixed station (1), pressfitting cavity (5) have been seted up to the bottom of first mould (2), and a plurality of bits (6) are installed to the inside equipartition of pressfitting cavity (5), and casting cavity (7) have been seted up to the bottom of mould (3) on the second, and a plurality of holes (8) of pouring have been seted up on the top of mould (3) on the second, pours hole (8) and casting cavity (7) intercommunication, and rubber circle (9) are all installed on the top of mould (3) on first mould (2) and the second.

2. The die for facilitating demolding of the coupler according to claim 1, wherein a plurality of guide posts (10) are mounted on the lower fixing table (1), and a plurality of guide holes (11) matched with the guide posts (10) are formed in the first upper die (2) and the second upper die (3).

3. The mold for facilitating demolding of a coupler according to claim 2, wherein a plurality of limiting columns (12) are fixedly connected to the lower fixing table (1), and limiting plates (13) are rotatably connected to the limiting columns (12).

4. The mold for facilitating demolding of the coupler according to claim 3, wherein the top ends of the first upper mold (2) and the second upper mold (3) are provided with connecting rods (14), and the connecting rods (14) are provided with hanging holes (15).

5. The mold for facilitating demolding of a coupler according to claim 4, wherein the first upper mold (2) and the second upper mold (3) are provided with a plurality of handle grooves (16).

6. A mould for facilitating demoulding of a coupling according to claim 5, wherein the top end of the connecting rod (14) is flush with the bottom end of the rubber ring (9).

7. A mould for facilitating demoulding of a coupling according to claim 6, wherein the height of the top end of the pouring hole (8) is lower than the height of the bottom end of the rubber ring (9).

8. The mold for facilitating the demolding of a coupling according to claim 7, wherein the number of the plurality of casting holes (8) is set to four.