CN218487176U

CN218487176U - Automobile die-casting die with excellent heat dissipation performance

Info

Publication number: CN218487176U
Application number: CN202222502446.7U
Authority: CN
Inventors: 翁江辉
Original assignee: Ningbo Tuguan Precision Mould Co ltd
Current assignee: Ningbo Tuguan Precision Mould Co ltd
Priority date: 2022-09-21
Filing date: 2022-09-21
Publication date: 2023-02-17
Anticipated expiration: 2032-09-21

Abstract

The utility model discloses a car die casting mould that heat dispersion is good, concretely relates to die casting die technical field, the on-line screen storage device comprises a base, the base top is equipped with terrace die and the die that is used for die-casting car part, the fixed riser that is equipped with in base top, riser one side is equipped with the cavity metal dish, the fixed a plurality of heat conduction slide bars that are equipped with in cavity metal dish one side, the fixed second fixing base that is equipped with in die top. The utility model discloses a rotate the second threaded rod and drive the die and remove, separate die and terrace die, make the work piece after the shaping expose, and the position of heat conduction slide bar is unchangeable, press from both sides the work piece between heat conduction slide bar and terrace die, the work piece centre gripping that the artifical instrument that utilizes will expose afterwards is fixed, again with heat conduction slide bar and work piece separation, take off the work piece from the terrace die afterwards, accomplish the drawing of patterns, so when die and terrace die separation, just can avoid the work piece because of losing the constraint and directly drop the injury.

Description

Automobile die-casting die with excellent heat dissipation performance

Technical Field

The utility model relates to a die casting die technical field, the more specifically car die casting die that heat dispersion is good that says so.

Background

Die casting is a common metal processing technology, and is characterized in that molten liquid metal is injected into a die casting die and pressurized to the liquid metal in the die, the liquid metal is solidified and formed in a high-pressure state, compared with the traditional casting technology, the die casting cost and the die manufacturing cost are high, but the strength of a metal workpiece manufactured by die casting is higher, so the die casting is often applied to processing parts on automobiles.

In the process of die casting, molten metal is filled in a cavity of a die, heat of the molten metal is generally spread in a natural emission mode, cooling efficiency needs to be improved, and after the metal is completely solidified, a female die and a male die need to be separated, and a formed workpiece needs to be taken out.

The traditional die is of an upper-lower structure, namely, a female die and a male die of the die are vertically superposed, and a plurality of die-casting dies are of a left-right structure, namely, the female die and the male die are placed left and right, so that a workpiece is clamped between the female die and the male die to be fixed before demolding, and once the workpiece is separated from the male die, the workpiece can directly fall off from the die after being unbound, and the workpiece is broken.

SUMMERY OF THE UTILITY MODEL

In order to overcome the above-mentioned defect of prior art, the utility model provides a car die mould that heat dispersion is good to solve the problem that appears in the above-mentioned background art.

In order to achieve the above purpose, the utility model provides a following technical scheme: a car die-casting die with excellent heat dissipation performance comprises a base, wherein a male die and a female die for die-casting car parts are arranged at the top end of the base, the male die is arranged on one side of the female die, the male die is fixedly arranged at the top end of the base, the female die is movably connected with the base through a slide rail, molten metal enters a cavity between the male die and the female die and forms a workpiece after solidification, a vertical plate is fixedly arranged at the top end of the base and arranged on the other side of the female die, a hollow metal disc is arranged on one side of the vertical plate, a plurality of heat conduction slide bars are fixedly arranged on one side of the hollow metal disc and can also play a role in conducting heat, one ends of the heat conduction slide bars penetrate through the vertical plate and extend into the female die, one ends of the heat conduction slide bars are flush with the inner wall of the female die, the formed workpiece is pressed on the male die through the heat conduction slide bars, and the workpiece is prevented from falling off by itself;

the fixed second fixing base that is equipped with in die top, the fixed first fixing base that is equipped with in riser top, second fixing base one side is equipped with the second threaded rod and passes through bearing swing joint with second threaded rod one end, the second threaded rod other end runs through first fixing base and passes through threaded connection with first fixing base, rotate the second threaded rod alright with drive the die and remove, the inside screw thread seat that is equipped with of cavity metal dish, the screw thread seat both ends extend to cavity metal dish both sides respectively, riser one side is equipped with first threaded rod and passes through bearing swing joint with first threaded rod one end, the screw thread seat cover is established in first threaded rod outer end and passes through threaded connection with first threaded rod, rotates first threaded rod and can drive screw thread seat and hollow metal dish and remove.

Furtherly, fixed drain pipe and the inlet tube of being equipped with of cavity metal dish opposite side, drain pipe, inlet tube are located screw base top and bottom respectively, make the inside water of cavity metal dish keep the state that flows through drain pipe, inlet tube to this carries out the water-cooling for the cavity metal dish and cools down, the other end of first threaded rod, second threaded rod is the fixed handle that is equipped with all, is convenient for drive first threaded rod, second threaded rod and rotates.

Furthermore, a pressurizing pipe is fixedly arranged on one side of the male die, a discharge hole is formed in one end of the pressurizing pipe, the discharge hole is communicated with a pouring gate on the male die, and molten metal in the pressurizing pipe enters the die through the discharge hole and the pouring gate.

Furthermore, a connecting pipe is fixedly arranged at the top end of the pressurizing pipe, a casting hopper is fixedly arranged at the top end of the connecting pipe, molten metal is poured into the casting hopper, and then the molten metal flows into the pressurizing pipe through the connecting pipe.

Further, the inside sealed piece that is equipped with of pressurized tube, sealed piece outer end and pressurized tube inner wall contact extrude the inside molten metal of pressurized tube through sealed piece, the fixed push rod that is equipped with in sealed piece one side, push rod one end extends to the pressurized tube outside, promotes sealed piece through the push rod.

Furthermore, a connecting seat is fixedly arranged at one end of the push rod, a spring is fixedly arranged on the inner wall of one side of the connecting seat, and a cushion block is fixedly arranged at one end of the spring, so that the pressure generated when the pressure is applied is buffered by utilizing the elasticity of the spring.

The utility model discloses a technological effect and advantage:

1. the utility model discloses a rotate the second threaded rod and drive the die and remove, separate die and terrace die, make the work piece after the shaping expose, and the position of heat conduction slide bar is unchangeable, press from both sides the work piece between heat conduction slide bar and terrace die, the work piece centre gripping that the artifical instrument that utilizes will expose afterwards is fixed, again with heat conduction slide bar and work piece separation, take off the work piece from the terrace die afterwards, accomplish the drawing of patterns, so when die and terrace die separation, just can avoid the work piece because of losing the constraint and directly drop the injury.

2. The utility model discloses a heat conduction slide bar is with the heat conduction of work piece to cavity metal dish department, borrows the inlet tube again to the inside cold water that adds of cavity metal dish, recycles the drain pipe and will absorbed thermal log raft and go out to this absorbs the heat of cavity metal dish through water-cooled mode, and then absorbs the heat that the work piece transmitted through the heat conduction slide bar, plays the additional action with this to the cooling heat dissipation of work piece, has improved radiating efficiency.

Drawings

Fig. 1 is a perspective view of the present invention;

fig. 2 is a perspective view of the present invention;

FIG. 3 is a schematic drawing of the demolding of the present invention;

fig. 4 is a cross-sectional view of a hollow metal disk of the present invention;

fig. 5 is a cross-sectional view of the pressurizing pipe of the present invention.

The reference signs are: 1. a base; 2. a first threaded rod; 3. a hollow metal disc; 4. a threaded seat; 5. a first fixed seat; 6. a second threaded rod; 7. a second fixed seat; 8. a connecting seat; 9. a pressurizing pipe; 10. a male die; 11. a female die; 12. a heat conducting slide bar; 13. a vertical plate; 14. a push rod; 15. a cushion block; 16. a spring; 17. a sealing block; 18. a discharge port; 19. a drain pipe; 20. and (4) water inlet pipe.

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 efforts all belong to the protection scope of the present invention.

Referring to the attached drawings 1-5 of the specification, the utility model provides an automobile die-casting die with excellent heat dissipation performance, including base 1, the top of base 1 is equipped with terrace die 10 and die 11 that are used for die-casting automobile parts, terrace die 10 is established in die 11 one side, terrace die 10 is fixed and is established at the top of base 1, die 11 and base 1 pass through slide rail swing joint, and the molten metal gets into the cavity between terrace die 10, die 11, and form the work piece after solidifying, the top of base 1 is fixed and is equipped with riser 13, riser 13 is established at the opposite side of die 11, riser 13 one side is equipped with hollow metal dish 3, hollow metal dish 3 one side is fixed and is equipped with a plurality of heat conduction slide bars 12, and heat conduction slide bar 12 can also play the effect of heat conduction, heat conduction slide bar 12 one end runs through riser 13 and extends to the die 11 inside, heat conduction slide bar 12 one end flushes with the inner wall of die 11, utilizes heat conduction slide bar 12 to press the fashioned work piece on terrace die 10, avoids the work piece to drop by oneself;

11 fixed second fixing bases 7 that are equipped with in top of die, 13 fixed first fixing bases 5 that are equipped with in top of riser, 7 one side of second fixing base is equipped with second threaded rod 6 and passes through bearing swing joint with 6 one end of second threaded rod, 6 other ends of second threaded rod run through first fixing base 5 and pass through threaded connection with first fixing base 5, rotate second threaded rod 6 alright remove in order to drive die 11, 3 inside screw thread seats 4 that are equipped with of cavity metal dish, 4 both ends of screw thread seat extend to 3 both sides of cavity metal dish respectively, 13 one side of riser are equipped with first threaded rod 2 and pass through bearing swing joint with 2 one end of first threaded rod, 4 covers of screw thread seat are established in 2 outer ends of first threaded rod and pass through threaded connection with first threaded rod 2, rotate first threaded rod 2 and can drive screw thread seat 4 and hollow metal dish 3 and remove.

3 opposite sides of cavity metal dish are fixed and are equipped with drain pipe 19 and inlet tube 20, drain pipe 19, inlet tube 20 are located 4 tops of screw base and bottom respectively, make 3 inside water of cavity metal dish keep the state that flows through drain pipe 19, inlet tube 20 to this carries out the water-cooling for cavity metal dish 3 and lowers the temperature, the other end of first threaded rod 2, second threaded rod 6 is the fixed handle that is equipped with all, is convenient for drive first threaded rod 2, second threaded rod 6 and rotates.

In the casting process, the male die 10 and the female die 11 are tightly attached together, a cavity is formed between the male die 10 and the female die 11, molten metal is solidified and formed in the cavity, a workpiece is formed after the metal is solidified and formed, when the formed workpiece needs to be demolded, a handle at one end of the second threaded rod 6 is rotated, the second threaded rod 6 is synchronously rotated, the second threaded rod 6 is connected with the first fixed seat 5 through threads, the female die 11 is pulled to move after the second threaded rod 6 is rotated, the female die 11 and the male die 10 are separated, the formed workpiece is exposed after the female die 11 and the male die are separated, at the moment, the position of the heat-conducting slide rod 12 is still fixed, and when the male die 10 and the female die 11 are tightly attached together, one end of the heat-conducting slide rod 12 is flush with the inner wall of the female die 11, therefore, the female die 11 is separated from the formed workpiece under the action of the heat-conducting slide rod 12 after the male die 10 and the female die 11 are separated, one end of the heat conduction sliding rod 12 still contacts with the workpiece and clamps the workpiece between the heat conduction sliding rod 12 and the punch 10, then related personnel clamp and fix the exposed workpiece by means of tools, then rotate the first threaded rod 2, drive the threaded seat 4, the hollow metal disc 3 and the heat conduction sliding rod 12 to move through the rotation of the first threaded rod 2, the heat conduction sliding rod 12 is separated from the workpiece after moving, so that the workpiece is not bound, at the moment, the workpiece can be taken down from the punch 10, the work of demoulding is completely finished, demoulding is carried out in such a way, firstly the female die 11 is separated from the punch 10, so that the formed workpiece is exposed, the position of the heat conduction sliding rod 12 is unchanged, the workpiece is clamped between the heat conduction sliding rod 12 and the punch 10, then the exposed workpiece is clamped and fixed by the tools manually, then the heat conduction sliding rod 12 is separated from the workpiece, and then the workpiece is taken down from the punch 10, the demoulding is completed, so that when the female die 11 is separated from the male die 10, the workpiece can be prevented from directly falling off and falling into a wound due to the loss of constraint;

one end of the heat conduction sliding rod 12 is connected to the hollow metal disc 3, the heat conduction sliding rod 12 has a heat conduction effect, and one end of the heat conduction sliding rod 12 is in direct contact with a workpiece, so that heat of the workpiece can be conducted to the hollow metal disc 3 by the heat conduction sliding rod 12, the hollow metal disc 3 is hollow, cold water can be added into the hollow metal disc 3 by means of the water inlet pipe 20, the water which absorbs the heat is discharged by the water discharge pipe 19, the heat of the hollow metal disc 3 is absorbed in a water cooling mode, heat which is transmitted by the workpiece through the heat conduction sliding rod 12 is absorbed, an auxiliary effect on cooling and heat dissipation of the workpiece is achieved, and the heat dissipation efficiency is improved.

In order to pressurize the molten metal, as shown in fig. 1 and 5, a pressurizing pipe 9 is fixedly arranged on one side of the male die 10, a discharge hole 18 is formed at one end of the pressurizing pipe 9, the discharge hole 18 is communicated with a pouring gate on the male die 10, and the molten metal in the pressurizing pipe 9 enters the interior of the die through the discharge hole 18 and the pouring gate.

The top end of the pressure pipe 9 is fixedly provided with a connecting pipe, the top end of the connecting pipe is fixedly provided with a casting hopper, molten metal is poured into the casting hopper, and then the molten metal flows into the pressure pipe 9 through the connecting pipe.

The inside seal block 17 that is equipped with of pressurized tube 9, seal block 17 outer end and pressurized tube 9 inner wall contact, extrude the inside molten metal of pressurized tube 9 through seal block 17, seal block 17 one side is fixed and is equipped with push rod 14, push rod 14 one end extends to the pressurized tube 9 outside, promotes seal block 17 through push rod 14.

One end of the push rod 14 is fixedly provided with a connecting seat 8, the inner wall of one side of the connecting seat 8 is fixedly provided with a spring 16, and one end of the spring 16 is fixedly provided with a cushion block 15, so that the pressure during pressurization is buffered by utilizing the elasticity of the spring 16.

Before formal die casting, firstly, the amount of molten metal required by a cast workpiece is calculated, then molten metal is poured into a casting hopper, the molten metal enters a pressurizing pipe 9 along a connecting pipe, then a push rod 14 is pushed by a hydraulic cylinder, a sealing block 17 is further pushed, the metal in the pressurizing pipe 9 is extruded, the metal is extruded into a cavity between a male die 10 and a female die 11 through a discharge port 18 and a pouring gate, the metal is continuously pushed by the sealing block 17, a high-pressure state is kept until the metal is solidified and formed, in the process that the hydraulic cylinder pushes the push rod 14, the push rod of the hydraulic cylinder extends into the connecting seat 8 and is in contact with a cushion block 15, the cushion block 15 moves and a spring 16 is compressed along with the pushing of the push rod, then the connecting seat 8 is pushed and drives the push rod 14 to be pushed, and therefore, in the process that the push rod 14 is driven by the hydraulic cylinder, the pushing force of the spring 16 can be used for playing a buffering role in pushing the hydraulic cylinder, and deformation of the push rod 14 caused by overlarge pushing force can be avoided.

And finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a car die casting mould that heat dispersion is good, includes base (1), base (1) top is equipped with terrace die (10) and die (11) that are used for die-casting automobile part, establish in die (11) one side terrace die (10), terrace die (10) are fixed to be established on base (1) top, slide rail swing joint, its characterized in that are passed through with base (1) in die (11): a vertical plate (13) is fixedly arranged at the top end of the base (1), the vertical plate (13) is arranged at the other side of the female die (11), a hollow metal disc (3) is arranged at one side of the vertical plate (13), a plurality of heat-conducting sliding rods (12) are fixedly arranged at one side of the hollow metal disc (3), one ends of the heat-conducting sliding rods (12) penetrate through the vertical plate (13) and extend into the female die (11), and one ends of the heat-conducting sliding rods (12) are flush with the inner wall of the female die (11);

die (11) top is fixed to be equipped with second fixing base (7), riser (13) top is fixed to be equipped with first fixing base (5), second fixing base (7) one side is equipped with second threaded rod (6) and passes through bearing swing joint with second threaded rod (6) one end, second threaded rod (6) other end runs through first fixing base (5) and passes through threaded connection with first fixing base (5), cavity metal dish (3) inside is equipped with screw thread seat (4), screw thread seat (4) both ends extend to cavity metal dish (3) both sides respectively, riser (13) one side is equipped with first threaded rod (2) and passes through bearing swing joint with first threaded rod (2) one end, screw thread seat (4) cover is established in first threaded rod (2) outer end and passes through threaded connection with first threaded rod (2).

2. The automobile die-casting die with excellent heat dissipation performance as claimed in claim 1, wherein the die-casting die is characterized in that: the hollow metal disc (3) is fixed to be equipped with drain pipe (19) and inlet tube (20) on the opposite side, drain pipe (19), inlet tube (20) are located screw thread seat (4) top and bottom respectively, the other end of first threaded rod (2), second threaded rod (6) is all fixed and is equipped with the handle.

3. The automobile die-casting die with excellent heat dissipation performance as claimed in claim 1, wherein the die-casting die is characterized in that: the punch is characterized in that a pressurizing pipe (9) is fixedly arranged on one side of the punch (10), a discharge hole (18) is formed in one end of the pressurizing pipe (9), and the discharge hole (18) is communicated with a pouring gate in the punch (10).

4. The automobile die-casting die with excellent heat dissipation performance as claimed in claim 3, wherein the die-casting die is characterized in that: the top end of the pressure pipe (9) is fixedly provided with a connecting pipe, and the top end of the connecting pipe is fixedly provided with a casting hopper.

5. The automobile die-casting die with excellent heat dissipation performance as claimed in claim 3, wherein the die-casting die is characterized in that: the inside sealing block (17) that is equipped with of forcing pipe (9), sealing block (17) outer end contacts with forcing pipe (9) inner wall, sealing block (17) one side is fixed and is equipped with push rod (14), push rod (14) one end extends to forcing pipe (9) outside.

6. The automobile die-casting die with excellent heat dissipation performance as claimed in claim 5, wherein the die-casting die is characterized in that: the push rod (14) is characterized in that one end of the push rod is fixedly provided with a connecting seat (8), a spring (16) is fixedly arranged on the inner wall of one side of the connecting seat (8), and a cushion block (15) is fixedly arranged at one end of the spring (16).