CN213379201U

CN213379201U - Vacuum die-casting die

Info

Publication number: CN213379201U
Application number: CN202022013325.7U
Authority: CN
Inventors: 李婧慧
Original assignee: Kaiping Aoyou Bathroom Co ltd
Current assignee: Kaiping Aoyou Bathroom Co ltd
Priority date: 2020-09-15
Filing date: 2020-09-15
Publication date: 2021-06-08
Anticipated expiration: 2030-09-15

Abstract

The utility model relates to a die mould technical field just discloses a vacuum die mould, comprising a base plate, the equal fixed mounting in top four corners of bottom plate has the rotation motor, four the equal fixed mounting in motor shaft spindle nose of rotation motor has the threaded rod, four the equal screwed connection of downside of the surface of threaded rod has the ejector pad. The device is through the rotation motor that sets up, base and footstock, when using, can start four rotation motors, the threaded rod rotates, the control base shifts up, make in the socket inserts the slot, utilize rubber pad an and rubber pad b to seal, then can start the vacuum pump and take out the air, and start the push rod motor, promote the movable mould and decide the mould closure, and when changing the mould, also can directly unscrew bolt an and bolt b and accomplish the change to fixed mould and movable mould, compare in prior art, this application is sealed effectual, and the change of the mould of being convenient for, be favorable to reducing use cost, the practicality of prior art has effectively been improved.

Description

Vacuum die-casting die

Technical Field

The utility model relates to a die mould technical field specifically is a vacuum die mould.

Background

In the vacuum die-casting production process, the die-casting die carries out vacuum exhaust in the die cavity after being closed and before being filled with molten metal liquid, the gas content of a coil gas and a die casting in the injection molding and pressure maintaining process is reduced, so that the pore defect is reduced, the casting quality is improved, however, the existing vacuum die-casting die generally has the defect of poor sealing effect of the die cavity, but when the vacuum die-casting die is vacuumized, the vacuum environment in the die can not be ensured before being filled with the molten metal due to poor sealing performance of the closed surfaces of an upper die and a lower die, the gas in the die casting is caused to cause holes, the quality of a die-casting finished product is influenced, and the problems of abandonment and the like can be caused due to unqualifie.

Through the retrieval, a vacuum die casting die seal structure of current patent (publication number is CN210098927U), including cover half frame and movable mould frame, the fixed setting of cover half frame, the movable mould frame is located cover half frame top, the utility model provides a vacuum die casting die seal structure, when movable mould frame and cover half frame are closed, the cooperation of location arch and constant head tank makes movable mould frame can be accurate easily closed with the movable mould frame, and digs the setting groove, through constant head tank and the bellied sealed of location, can avoid the molten metal of high temperature to contact seal structure, can improve seal structure's life-span, the inside seal groove that sets up of constant head tank, when closed, plays secondary seal's effect between protruding ring on the setting protrusion and the seal groove, through secondary seal, further improves the sealed effect of mould, guarantees that the mould has good leakproofness when the evacuation.

The prior art has the following technical problems:

when the sealing structure is used, the sealing performance of the die is improved by arranging the sealing structure on the die body in the prior art, but when the die is replaced for use, the same sealing structure is also arranged on another die, otherwise, the same sealing effect cannot be achieved, and thus the use cost is improved.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a vacuum die casting die possesses sealed effectual, be convenient for change the mould and reduced advantages such as use cost, has solved prior art and when changing the mould and use, also need install same seal structure on another mould, otherwise can not reach same sealed effect, has just so led to the problem that use cost improves.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a vacuum die-casting die comprises a bottom plate, wherein rotating motors are fixedly installed at four corners of the top end of the bottom plate, threaded rods are fixedly installed on shaft heads of motor shafts of the four rotating motors, pushing blocks are spirally connected to the lower sides of the outer surfaces of the four threaded rods, a base is fixedly installed between the four pushing blocks, a push rod motor is embedded on the bottom side wall surface inside the base, the shaft head of the motor shaft of the push rod motor movably penetrates through the inside of the base and is fixedly provided with a pushing seat, a movable die is movably arranged inside the pushing seat, and bolts a are movably connected to the left side and the right side of the front side and the rear side of the pushing seat in a;

a socket is fixedly arranged at the top end of the base, and a rubber pad a is bonded on the surface of the top side of the base;

the four threaded rods are movably connected with supporting blocks through bearings at the top ends, a top seat is fixedly installed between the four supporting blocks, a fixed die is movably arranged on the upper side inside the top seat, bolts b are movably connected to the left side and the right side of the top end of the top seat in a penetrating mode, a slot is formed in the bottom end of the top seat, and a rubber pad b is bonded to the top side inside the slot;

the middle part on footstock top runs through fixed mounting and has annotate the material pipe, the left side fixed mounting on footstock top has the vacuum pump, the bottom intercommunication of vacuum pump has the exhaust pipe.

Preferably, the inward ends of the four bolts a are movably penetrated into the pushing seat and are in threaded connection with the outer surface of the movable mold.

Through the scheme, the movable die can be fixed in the push seat by utilizing the bolt a.

Preferably, the bottom ends of the two bolts b movably penetrate through the inside of the top seat and are in threaded connection with the top side of the fixed die.

Through the scheme, the fixed die can be fixed in the top seat by utilizing the bolts b.

Preferably, the socket is adapted to the socket.

Through the scheme, the socket can be inserted into the slot.

Preferably, the bottom end of the material injection pipe is communicated with the top of the fixed die.

Through above-mentioned scheme, can inject the raw materials through annotating the material pipe.

Preferably, the bottom end of the pumping pipe is fixedly penetrated from the top side of the top seat to the inner top side of the top seat.

Through the scheme, the base and the base can be vacuumized through the pumping pipe.

Preferably, the left side and the right side of the top end of the bottom plate are fixedly provided with ejector rods, and the ejector rods movably penetrate through the bottom side of the base to the upper side of the movable mold.

Through the scheme, the finished product can be ejected out.

Compared with the prior art, the utility model provides a vacuum die-casting die possesses following beneficial effect:

1. this vacuum die casting die, rotation motor through setting up, base and footstock, when using, can rotate the motor through starting four, the threaded rod rotates, the control base shifts up, make the socket on the base insert in the slot of footstock bottom, utilize rubber pad an and rubber pad b to seal base and footstock, then can start the vacuum pump and take out the air, make and become vacuum environment in base and the footstock, can start the push rod motor this moment, promote movable mould and fixed mould closure, then the material pipe is annotated to the rethread can to pour into the raw materials into, and when changing the mould, also can directly twist off bolt an and bolt b and accomplish the change to fixed mould and movable mould, compare in prior art, this application is sealed effectual, and the change of the mould of being convenient for, be favorable to reducing use cost, the practicality of prior art has effectively been improved.

2. This vacuum die casting die, through the ejector rod that sets up, when using, after moving the mould and shift up a certain position, the ejector rod can the shutoff move the bottom of mould, accomplishes the closure of moving the mould, and moves the mould and shift down after the certain degree, and the ejector rod also can be ejecting with the article after the shaping, and is comparatively convenient.

Drawings

FIG. 1 is a schematic front view of the present invention;

fig. 2 is a top view of the base of the present invention;

fig. 3 is a schematic perspective view of the push block of the present invention;

fig. 4 is a perspective view of the pushing seat of the present invention.

Wherein: 1. a base plate; 2. rotating the motor; 3. a threaded rod; 4. a push block; 5. a base; 6. a push rod motor; 7. a pushing seat; 8. moving the mold; 9. a bolt a; 10. inserting a block; 11. a rubber pad a; 12. a bearing; 13. supporting a block; 14. a top seat; 15. fixing a mold; 16. a bolt b; 17. a slot; 18. a rubber pad b; 19. a material injection pipe; 20. a vacuum pump; 21. drawing a pipe; 22. and ejecting the rod.

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.

Referring to fig. 1-4, a vacuum die casting mold comprises a bottom plate 1, wherein four corners of the top end of the bottom plate 1 are fixedly provided with rotating motors 2, shaft heads of motor shafts of the four rotating motors 2 are fixedly provided with threaded rods 3, lower sides of outer surfaces of the four threaded rods 3 are spirally connected with push blocks 4, a threaded structure between the push blocks 4 and the threaded rods 3 can drive a base 5 to move upwards, a base 5 is fixedly arranged between the four push blocks 4, a push rod motor 6 is embedded on a bottom side wall surface inside the base 5, the push rod motor 6 is used for pushing a push seat 7 to move upwards, the shaft head of the motor shaft of the push rod motor 6 movably penetrates through the inside of the base 5 and is fixedly provided with a push seat 7, a movable mold 8 is movably arranged inside the push seat 7, the left side and the right side of the front side and the rear side of the push seat 7 are movably connected with bolts a9, inward ends of the four bolts a9 movably penetrate through the, the bolt a9 is used for fixing the movable mould 8 in the push seat 7;

a socket 10 is fixedly arranged at the top end of the base 5, the socket 10 is used for being inserted into the slot 17, a rubber gasket a11 is adhered to the top surface of the base 5, and a rubber gasket a11 is used for sealing the joint of the base 5 and the top seat 14;

the four threaded rods 3 are movably connected with supporting blocks 13 through bearings 12 at the top ends, top seats 14 are fixedly installed among the four supporting blocks 13, fixed dies 15 are movably arranged on the upper sides inside the top seats 14, bolts b16 are movably connected to the left and right sides of the top ends of the top seats 14 in a penetrating mode, the bottom ends of the two bolts b16 movably penetrate through the top seats 14 and are in spiral connection with the top sides of the fixed dies 15, the bolts b16 are used for fixing the fixed dies 15 in the top seats 14, slots 17 are formed in the bottom ends of the top seats 14, the socket 10 is matched with the slots 17, rubber pads b18 are bonded on the top sides inside the slots 17, and the rubber pads b18 are used for sealing the connection positions of the base 5 and the top seats 14;

the middle part on 14 tops of footstock runs through fixed mounting and has notes material pipe 19, it is used for injecting into the raw materials to annotate material pipe 19, annotate the bottom of material pipe 19 and the top intercommunication of fixed mould 15, the left side fixed mounting on 14 tops of footstock has vacuum pump 20, vacuum pump 20 is used for extracting the inside air of base 5 and footstock 14, vacuum pump 20's bottom intercommunication has exhaust tube 21, exhaust tube 21's bottom mounting runs through in the top side of footstock 14 to the inside top side of footstock 14, the equal fixed mounting in the left and right sides on 1 top of bottom plate has ejector rod 22, two ejector rod 22 homoactivities run through the downside of base 5 to the upside of moving mould 8, ejector rod 22 moves to the position back on moving mould 8, can block the bottom of moving mould 8, and moving mould 8 moves down behind the certain degree, also can be ejecting with the article after the shaping.

When using, at first start four and rotate motor 2, rotation threaded rod 3, control base 5 moves up, make socket 10 on the base 5 insert in the slot 17 of footstock 14 bottom, utilize rubber pad a11 and rubber pad b18 to seal base 5 and footstock 14, then can start vacuum pump 20 and take out the air, make and become vacuum environment in base 5 and the footstock 14, can start push rod motor 6 this moment, promote movable mould 8 and fixed mould 15 closed, then pour into the raw materials into through annotating material pipe 19 again can, and when changing the mould, also can directly twist off bolt a9 and bolt b16 and accomplish the change to fixed mould 8 and movable mould 15, compare in prior art, this application is sealed effectual, and the change of the mould of being convenient for, be favorable to reducing use cost, the practicality of prior art has effectively been improved.

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. A vacuum die-casting mould, includes bottom plate (1), its characterized in that: the four corners of the top end of the bottom plate (1) are fixedly provided with rotating motors (2), motor shaft heads of four rotating motors (2) are fixedly provided with threaded rods (3), the lower sides of the outer surfaces of the four threaded rods (3) are spirally connected with push blocks (4), a base (5) is fixedly arranged between the four push blocks (4), a push rod motor (6) is embedded on the bottom wall surface inside the base (5), the motor shaft heads of the push rod motor (6) movably penetrate into the base (5) and are fixedly provided with a push seat (7), a movable mold (8) is movably arranged inside the push seat (7), and the left side and the right side of the front side and the right side of the push seat (7) are movably connected with bolts a (9) in a penetrating manner;

a socket (10) is fixedly mounted at the top end of the base (5), and a rubber pad a (11) is bonded on the surface of the top side of the base (5);

the four threaded rods (3) are movably connected with supporting blocks (13) through bearings (12) at the top ends, top seats (14) are fixedly installed among the four supporting blocks (13), fixed molds (15) are movably arranged on the upper sides inside the top seats (14), bolts b (16) are movably connected to the left and right sides of the top ends of the top seats (14) in a penetrating mode, slots (17) are formed in the bottom ends of the top seats (14), and rubber pads b (18) are bonded to the top sides inside the slots (17);

the middle part on footstock (14) top is run through fixed mounting and is annotated material pipe (19), the left side fixed mounting on footstock (14) top has vacuum pump (20), the bottom intercommunication of vacuum pump (20) has exhaust tube (21).

2. A vacuum die casting mold as claimed in claim 1, wherein: the inward ends of the four bolts a (9) are movably penetrated into the pushing seat (7) and are in threaded connection with the outer surface of the movable mold (8).

3. A vacuum die casting mold as claimed in claim 1, wherein: the bottom ends of the two bolts b (16) are movably penetrated into the top seat (14) and are in threaded connection with the top side of the fixed die (15).

4. A vacuum die casting mold as claimed in claim 1, wherein: the socket (10) is matched with the slot (17).

5. A vacuum die casting mold as claimed in claim 1, wherein: the bottom end of the material injection pipe (19) is communicated with the top of the fixed die (15).

6. A vacuum die casting mold as claimed in claim 1, wherein: the bottom end of the pumping pipe (21) is fixedly penetrated from the top side of the top seat (14) to the top side of the interior of the top seat (14).

7. A vacuum die casting mold as claimed in claim 1, wherein: the ejection rod (22) is fixedly mounted on the left side and the right side of the top end of the bottom plate (1), and the ejection rods (22) penetrate through the bottom side of the base (5) to the upper side of the movable mold (8) in a movable mode.