CN214920262U

CN214920262U - Die set

Info

Publication number: CN214920262U
Application number: CN202120575495.6U
Authority: CN
Inventors: 冯亚洲; 李明
Original assignee: Ningbo Jinyi Cutler Co ltd
Current assignee: Ningbo Jinyi Cutler Co ltd
Priority date: 2021-03-20
Filing date: 2021-03-20
Publication date: 2021-11-30
Anticipated expiration: 2031-03-20

Abstract

The utility model belongs to the technical field of the technique of metal casting device and specifically relates to a mould is related to, it includes mould, lower mould, go up the mould with form the die cavity between the lower mould, go up the mould and keep away from the one end of lower mould seted up communicate in the sprue of die cavity, the last grafting of dismantling of sprue has the bush, the through-hole has been seted up to the bush, the blank warp the through-hole is injected into the die cavity. This application has the effect that improves the workman and clear up the blank that condenses in the sprue.

Description

Die set

Technical Field

The application relates to the technical field of metal casting devices, in particular to a mold.

Background

At present, the patch panel made of metal is mostly produced and prepared in batches through a casting molding process. And after the plug wire panel is cast and molded through a mold, carrying out indentation treatment, and finally producing a finished product.

In the related technology, the mold comprises an upper mold and a lower mold, wherein the upper mold and the lower mold form a cavity, a filling opening is arranged above the upper mold, a blank is filled into the cavity through the filling opening and is subjected to plastic denaturation in the cavity to form an initial product of the plug wire panel, and then the initial product is subjected to subsequent indentation treatment.

In view of the above-mentioned related technologies, the inventor believes that after the mold is used for a period of time, the blank is condensed in the injection port, and the condensed blank needs to be shoveled and cleaned by workers to keep the smooth of the injection port, so that the defect that the labor is wasted when the workers shovel the blank condensed in the injection port exists.

SUMMERY OF THE UTILITY MODEL

In order to improve the workman and clear up the efficiency of condensing in the blank of sprue, this application provides a mould.

The application provides a mould adopts following technical scheme:

the utility model provides a mold, includes mould, lower mould, go up the mould with form the die cavity between the lower mould, go up the mould and keep away from the one end of lower mould set up communicate in the sprue of die cavity, the sprue is last to dismantle the grafting have the bush, the through-hole has been seted up to the bush, the blank warp the through-hole is injected into the die cavity.

By adopting the technical scheme, when a worker injects the blank into the cavity, the blank flows into the cavity after flowing through the through hole of the bushing. After the mould is operated for a period of time, the residual blank is condensed on the wall of the through hole, and a worker directly detaches the bushing from the injection port and replaces the new bushing, so that the time for cleaning the condensed residual blank by the worker is saved, and the efficiency for cleaning the blank condensed on the injection port by the worker is improved. On the other hand, because the workman need not carry out the shovel to the blank that condenses in the sprue, reduced the wearing and tearing to the sprue among the shovel process, prolonged the life of last mould.

Optionally, a support is arranged on the outer wall of the bushing, a countersunk head bolt is arranged on the support, and the countersunk head bolt is in threaded connection with the upper die.

Through adopting above-mentioned technical scheme, be fixed in the one end that the lower mould was kept away from to the support through countersunk head bolt for the bush is fixed in notes feed inlet department. When the bushing is fixed, the countersunk head bolt is screwed on the upper die; when the bushing is disassembled, the countersunk head bolt is reversely screwed, and the countersunk head bolt is screwed off from the upper die, so that the disassembly of the bushing can be completed. The process of dismouting bush is simple, has improved the efficiency that the workman maintained the sprue.

Optionally, a counter bore is formed in the support, a positioning hole is formed in one side, away from the lower die, of the upper die, the counter bolt sequentially penetrates through the counter bore and the positioning hole, the counter bolt is in threaded connection with the counter bolt, and the end of the counter bolt is located in the counter bore.

Through adopting above-mentioned technical scheme, during the installation bush, countersunk bolt wears to locate countersunk hole and locating hole in proper order, and countersunk bolt screws up in the locating hole, and then makes the bush be fixed in the one end that the lower mould was kept away from to the mould. Because the end of the countersunk head bolt is positioned in the countersunk head hole, the probability that the end of the countersunk head bolt is subjected to external acting force is reduced, the countersunk head bolt is further difficult to loosen from the upper die, and the strength of the connecting structure of the bushing and the upper die is enhanced.

Optionally, a lining core is inserted into the through hole, the lining core is provided with a jack through which the blank is injected into the cavity, a cooling groove is circumferentially formed in the outer wall of the lining core, a first water inlet and a first water outlet are formed in the outer wall of the lining core, the first water inlet and the first water outlet are both communicated with the cooling groove, the upper die is provided with a second water inlet communicated with the first water inlet, and the upper die is further provided with a second water outlet communicated with the first water outlet.

By adopting the technical scheme, the lining core is inserted into the through hole of the lining, the lining core is provided with the insertion hole, and the blank flows into the cavity through the insertion hole. Because the blank is molten metal liquid and has high temperature, the second water inlet hole of the upper die is filled with cooling liquid, the cooling liquid enters the first water inlet hole on the lining, and after the cooling liquid flows through the cooling groove circumferentially arranged on the outer wall of the lining core, the cooling liquid flows through the first water outlet hole and then flows out of the second water outlet hole. In the process that the cooling liquid flows through the cooling tank, the lining sleeve and the lining core are cooled, and the probability that the lining core is damaged due to overhigh temperature of the blank is reduced. On the other hand, the probability that the support is deformed due to the fact that the lining is affected by the high-temperature blank is reduced, and the situation that the lining cannot be detached is further reduced.

Optionally, a water stop block is arranged on a wall of the cooling tank, the outer wall of the lining core abuts against the inner wall of the lining, one end, far away from the axial lead of the lining core, of the water stop block abuts against the inner wall of the lining, and the water stop block is located between the first water inlet hole and the first water outlet hole.

Through adopting above-mentioned technical scheme, when the coolant liquid flowed into the cooling bath from first inlet opening, the coolant liquid received the separation of stagnant water piece for the coolant liquid flows along cooling bath unidirectional flow, flows from first apopore at last, makes coolant liquid and lining core fully contact, has improved cooling efficiency, and the stagnant water piece plays the drainage effect.

Optionally, the aperture of the second water inlet is larger than the aperture of the first water inlet, and the aperture of the second water outlet is larger than the aperture of the second water outlet.

Through adopting above-mentioned technical scheme, when letting in the coolant liquid, can insert the second inlet opening with the water pipe, because the aperture of second inlet opening is great for the pipe diameter of water pipe increases thereupon, and then increases the flow of coolant liquid, has improved cooling efficiency.

Optionally, the lining core is kept away from the one end of lower mould is provided with the shaft shoulder, the bush is kept away from the annular of confession shaft shoulder joint is seted up to the one end of lower mould, the shaft shoulder is close to the terminal surface butt of lower mould in the diapire of annular.

By adopting the technical scheme, when the lining core is installed, one end, far away from the shaft shoulder, of the lining core is inserted into the through hole of the lining sleeve, the shaft shoulder is inserted into the annular groove, the end face, close to the lower die, of the shaft shoulder is abutted against the groove wall, close to the lower die, of the annular groove, then the lining core is preliminarily positioned in the lining sleeve, and the probability that the lining core falls into the cavity from the lining sleeve is reduced.

Optionally, a chamfer is arranged on the outer wall of the bushing, and the chamfer is located at one end, far away from the upper die, of the bushing.

Through adopting above-mentioned technical scheme, when dismantling the bush, the workman screws off countersunk head bolt from last mould earlier, then takes out the bush from the sprue, sets up the chamfer on the outer wall of bush, when having reduced the workman and taking the bush, by the probability of bush fish tail, plays the effect of guarantee workman safety.

In summary, the present application includes at least one of the following beneficial technical effects:

1. go up the mould and keep away from the one end of lower mould and set up the sprue, the sprue communicates in the die cavity, can dismantle in the sprue and peg graft and have the bush, and the through-hole that supplies the blank to pour into is seted up to the bush, and mould operation one end time back, remaining blank condense on the pore wall of through-hole, with the bush follow the sprue take out and change can, easy operation has improved the efficiency that the workman cleared up the blank that condenses on the pore wall.

2. The bush is provided with the lining core in the through-hole, the jack that supplies the blank to pour into the die cavity is seted up to the lining core, the cooling bath is seted up to circumference on the outer wall of lining core, set up circumference on the outer wall of bush and distribute and communicate in first inlet opening and the first apopore of cooling bath, the coolant liquid is poured into by first inlet opening, the coolant liquid is discharged from first apopore after flowing through the cooling bath, play the effect of cooling bush and lining core, reduce the probability of damage lining core and bush because of pouring into the blank high temperature of die cavity, the life of bush and lining core has been prolonged.

Drawings

Fig. 1 is a schematic view of the structure of a mold.

Fig. 2 is a sectional view of the mold.

Fig. 3 is an exploded view of the liner and the core.

FIG. 4 is a schematic view of a cooling slot and liner configuration.

Fig. 5 is a partial structural schematic view of the upper die.

Description of reference numerals: 1. an upper die; 2. a lower die; 5. a cavity; 6. a material injection port; 7. a lining core; 8. a bushing; 9. a jack; 10. a through hole; 11. a support; 12. mounting grooves; 13. positioning holes; 14. a countersunk hole; 15. a limiting groove; 16. mounting holes; 17. a countersunk bolt; 18. an end portion; 19. a plug portion; 20. chamfering; 21. a shaft shoulder; 22. a ring groove; 23. a cooling tank; 24. a first water inlet hole; 25. a first water outlet; 26. a second water inlet hole; 27. a second water outlet; 28. a water stop block.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses a mold. Referring to fig. 1 and 2, the mold comprises an upper mold 1, a lower mold 2 and a cavity 5, wherein the upper mold 1 covers one end of the lower mold 2 far away from the ground. The one end of going away from lower mould 2 of mould 1 has seted up sprue 6, and sprue 6 communicates in die cavity 5, and it has lining core 7 to peg graft in sprue 6, and the cover is equipped with bush 8 on the lining core 7, and bush 8's outer wall butt is in the inner wall of sprue 6, and bush core 7 is seted up the jack 9 with the coaxial setting of sprue 6. When the patch panel is cast, the blank is injected from the insertion hole 9 and flows into the cavity 5.

The bush 8 is provided with a through hole 10, the through hole 10 and the jack 9 are coaxially arranged, and the hole wall of the through hole 10 abuts against the outer wall of the lining core 7. The welding has support 11 on the lateral wall of bush 8, and support 11 is cylindricly, and support 11 is located bush 8 and keeps away from the one end of lower mould 2. Go up mould 1 and keep away from the one end of lower mould 2 and offer the mounting groove 12 that supplies support 11 to peg graft, mounting groove 12 communicates in sprue 6, has offered locating hole 13 on the diapire of mounting groove 12, and the aperture of locating hole 13 is less than the groove footpath of mounting groove 12.

Referring to fig. 2 and 3, a counter bore 14 is formed in one end of the support 11 away from the lower die 2, and the counter bore 14 includes a limiting groove 15 and a mounting hole 16 formed in a groove wall of the limiting groove 15. The support 11 is inserted with a countersunk bolt 17 in the countersunk hole 14. The countersunk head bolt 17 comprises an end part 18 and a bolt part 19, when the countersunk head bolt 17 is inserted on the support 11, the bolt part 19 passes through the limiting groove 15 and the mounting hole 16 in sequence, and the end surface of the end part 18 close to the bolt part 19 is abutted against the end surface of the limiting groove 15 close to the lower die 2. The end of the spigot 19 remote from the end 18 projects through the mounting hole 16 and into the socket 9 of the upper mould 1. The bolt part 19 is in threaded fit with the insertion hole 9, and the support 11 is fixed in the positioning hole 13 of the upper die 1, so that the mounting seat is fixed on the injection port 6. The support 11 and the bush 8 are flush with one end of the upper die 1 away from the lower die 2.

When the bushing 8 is installed, the countersunk head bolt 17 is placed in the countersunk hole 14, the bolt part 19 of the countersunk head bolt 17 sequentially penetrates through the limiting groove 15 and the through hole 10, the bolt part 19 is inserted into the installation groove 12, and the end part 18 is screwed, so that the countersunk head bolt 17 is screwed in the positioning hole 13 of the lower die 2. At the moment, the support 11 is pressed tightly on the wall of the mounting groove 12 close to the lower die 2 by the countersunk head bolt 17, and the outer wall of the bushing 8 abuts against the outer wall of the mounting groove 12, so that the effect that the bushing 8 is fixed on the upper die 1 is realized; when the bushing 8 is disassembled, the countersunk head bolt 17 is screwed out of the positioning hole 13, and the countersunk head bolt 17 is taken out of the countersunk head hole 14, so that the operation is simple.

One end of the bushing 8 away from the lower die 2 is provided with a chamfer 20, and the chamfer 20 is located on the outer wall of the bushing 8.

The lining core 7 is fixedly connected with the lining 8. The lining core 7 is inserted into the lining 8, and the wall of the through hole 10 is tightly pressed against the outer wall of the lining core 7. The liner core 7 is pre-assembled within the liner 8.

Referring to fig. 2 and 4, a shaft shoulder 21 is arranged at one end of the lining core 7 away from the lower die 2, the shaft shoulder 21 and the lining core 7 are integrally formed, a ring groove 22 is arranged at one end of the lining 8 away from the lower die 2, and the ring groove 22 is coaxially arranged with the through hole 10. The end face of the shaft shoulder 21 close to the lining core 7 abuts against the bottom wall of the ring groove 22, so that pre-positioning is realized when the lining core 7 is inserted into the bushing 8, and after the lining core 7 is inserted into the bushing 8, welding and fixing treatment is carried out on the lining core 7 and the bushing 8.

Referring to fig. 4 and 5, the outer wall of the lining core 7 is provided with a cooling groove 23, and the side wall of the lining 8 is provided with a first water inlet hole 24 and a first water outlet hole 25. The first water inlet hole 24 and the first water outlet hole 25 are circumferentially distributed on the side wall of the bushing 8, the first water inlet hole 24 and the first water outlet hole 25 are located on the same plane perpendicular to the axial lead of the bushing 8, and the first water inlet hole 24 and the first water outlet hole 25 are both communicated with the cooling groove 23. The side wall of the upper die 1 is provided with a second water inlet 26 and a second water outlet 27. The second water inlet 26 is connected to the first water inlet 24, the diameter of the second water inlet 26 is larger than that of the first water inlet 24, the second water outlet 27 is connected to the first water outlet 25, and the diameter of the second water outlet 27 is larger than that of the second water inlet 26. When cooling the lining core 7 and the lining 8, the water pipe is inserted into the second water inlet hole 26 and the second water outlet hole 27, the water pipe conveys the cooling liquid into the second water inlet hole 26, and the cooling liquid flows through the cooling groove 23 and then flows out from the second water outlet hole 27. The selectable pipe diameters of the water pipes are larger than the first water inlet hole 24 and the first water outlet hole 25 and smaller than the second water inlet hole 26 and the second water outlet hole 27, so that the flow rate of the cooling liquid is increased, and the flow rate of the cooling liquid is increased.

The cooling grooves 23 are annular and circumferentially distributed on the outer wall of the lining core 7. The wall of the cooling tank 23 is integrally formed with a water stop block 28, and one end of the water stop block 28, which is far away from the axis of the lining core 7, is flush with the outer wall of the lining core 7. The water stop block 28 is located between the first water outlet 25 and the first water inlet 24, and a distance between the first water outlet 25 and the first water inlet 24 is equal to a width of the water stop block 28.

The implementation principle of a mold in the embodiment of the application is as follows: when the mould is operated, the upper mould 1 and the lower mould 2 are covered, the blank is injected into the cavity 5 from the jack 9 of the lining core 7, and then the plug wire panel is cast, molded and removed. After mould operation one end time, the remaining blank has condensed on the pore wall of jack 9, the workman unscrews countersunk bolt 17 this moment to unscrew countersunk bolt 17 from last mould 1, take out bush 8 from sprue 6 after that, because bush core 7 and bush 8 fixed connection, the workman take out bush 8 and change into new bush 8 that pre-assembled with bush core 7 can, the user of being convenient for maintains sprue 6, the time of workman's clearance condensed blank has been practiced thrift, work efficiency has been improved.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A mold, characterized in that: including last mould (1), lower mould (2), go up mould (1) with form die cavity (5) between lower mould (2), go up mould (1) and keep away from the one end of lower mould (2) seted up communicate in sprue (6) of die cavity (5), can dismantle on sprue (6) to peg graft and have bush (8), through-hole (10) have been seted up in bush (8), the blank warp through-hole (10) are injected into die cavity (5).

2. A mold as defined in claim 1, wherein: be provided with on the outer wall of bush (8) support (11), be provided with countersunk bolt (17) on support (11), countersunk bolt (17) threaded connection in go up mould (1).

3. A mold as in claim 2, wherein: seted up counter bore (14) on support (11), go up mould (1) and keep away from locating hole (13) have been seted up to one side of lower mould (2), counter bolt (17) wear to locate in proper order counter bore (14) and locating hole (13), counter bolt (17) threaded connection in counter bolt (17), tip (18) of counter bolt (17) are located in counter bore (14).

4. A mold as in claim 3, wherein: the die comprises a through hole (10), a lining core (7) is inserted in the through hole (10), a jack (9) for injecting the blank into the die cavity (5) is formed in the lining core (7), a cooling groove (23) is formed in the outer wall of the lining core (7) in the circumferential direction, a first water inlet hole (24) and a first water outlet hole (25) are formed in the outer wall of the lining (8), the first water inlet hole (24) and the first water outlet hole (25) are communicated with the cooling groove (23), a second water inlet hole (26) communicated with the first water inlet hole (24) is formed in the upper die (1), and a second water outlet hole (27) communicated with the first water outlet hole (25) is formed in the upper die (1).

5. A mould according to claim 4, characterized in that: the wall of the cooling groove (23) is provided with a water stop block (28), the outer wall of the lining core (7) is abutted to the inner wall of the lining (8), one end, far away from the axial lead of the lining core (7), of the water stop block (28) is abutted to the inner wall of the lining (8), and the water stop block (28) is located between the first water inlet hole (24) and the first water outlet hole (25).

6. A mould according to claim 5, characterized in that: the aperture of the second water inlet hole (26) is larger than that of the first water inlet hole (24), and the aperture of the second water outlet hole (27) is larger than that of the second water outlet hole (27).

7. A mould according to claim 6, characterized in that: keep away from bushing core (7) the one end of lower mould (2) is provided with shaft shoulder (21), bush (8) are kept away from the confession is seted up to the one end of lower mould (2) annular (22) of shaft shoulder (21) joint, shaft shoulder (21) are close to the terminal surface butt of lower mould (2) in the diapire of annular (22).

8. A mould according to claim 7, characterized in that: be provided with chamfer (20) on the outer wall of bush (8), chamfer (20) are located bush (8) are kept away from go up the one end of mould (1).