CN216065419U

CN216065419U - Wax mold forming die for lost wax casting

Info

Publication number: CN216065419U
Application number: CN202122268888.5U
Authority: CN
Inventors: 王丁明
Original assignee: Qianyu Precision Hardware Co ltd
Current assignee: Qianyu Precision Hardware Co ltd
Priority date: 2021-09-18
Filing date: 2021-09-18
Publication date: 2022-03-18
Anticipated expiration: 2031-09-18

Abstract

The utility model belongs to the technical field of lost wax casting, and particularly relates to a wax pattern forming die for lost wax casting, which comprises an installation die, wherein installation parts are detachably installed on two sides of the installation die, slots are formed in two side walls of the installation die, an insertion block is fixed on one side wall of each installation part and is slidably connected in the corresponding slot, and the installation parts and the installation die are provided with dismounting mechanisms for dismounting. According to the utility model, by arranging the upper die, the air inlet chamber, the air outlet, the connecting plate, the through hole and the limiting mechanism, dislocation and communication between the through hole and the air inlet and the air outlet can be adjusted by adjusting the position of the connecting plate limited, so that the phenomenon that a wax film is bad due to the fact that the wax film is stuck on the inner wall of the wax die and falls off when the upper die is dismounted is avoided, and by arranging the mounting die, the mounting piece, the slot, the inserting block and the dismounting mechanism, the lower die consisting of the mounting die and the mounting piece can be dismounted, so that the wax film can be conveniently and completely taken out.

Description

Wax mold forming die for lost wax casting

Technical Field

The utility model relates to the technical field of lost wax casting, in particular to a wax pattern forming die for lost wax casting.

Background

Lost wax casting is a casting method for manufacturing metal products, also called precision casting, and comprises investment casting, ceramic mold casting, metal mold casting, pressure casting and lost foam casting, and the product of the lost wax casting is precise and complex and is close to the final shape of a part and can be directly used without machining or with little machining, so the investment casting is an advanced process close to net shaping.

However, in the existing wax film forming mold, a worker usually pulls out the wax mold formed in the molding groove by hand, or pushes out the wax mold from the molding groove of the injection mold by an ejector pin, so that a formed product is easily scratched to cause poor wax film, and therefore, a wax mold forming mold for lost wax casting is provided to solve the problems.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides a wax pattern forming die for lost wax casting, which solves the problems in the background art.

(II) technical scheme

The utility model specifically adopts the following technical scheme for realizing the purpose:

the utility model provides a wax matrix forming die for lost wax casting, includes the installation mould, the both sides demountable installation of installation mould has the installed part, the slot has all been seted up to the both sides wall of installation mould, a lateral wall of installed part is fixed with the inserted block, the inserted block sliding connection is in corresponding slot, be provided with the dismouting mechanism that is used for the dismouting on installed part and the installation mould, the top of installed part all is fixed with the locating lever, sliding connection has last mould on the locating lever, the air inlet has been seted up to the molding groove top symmetry of last mould, set up the air inlet chamber in the last mould, the gas outlet that corresponds with the air inlet position has all been seted up to the bottom of air inlet chamber, the guide way has been seted up in the front of last mould, sliding connection has the link plate in the guide way, link plate sliding connection is in the top of air inlet and the bottom of gas outlet, the top of link plate is seted up the through-hole corresponding with the air inlet, the upper die is provided with a limiting mechanism for adjusting different positions of the connecting plate, and the back surface of the upper die is communicated with the air inlet chamber to form an air inlet pipe.

Further, dismouting mechanism is including fixing the installation piece at installation mould both sides wall respectively, the mounting groove has all been seted up to a lateral wall of installed part, installation piece sliding connection is in corresponding mounting groove, the draw-in groove has been seted up on the installation piece respectively, all the block has the fixture block in the draw-in groove, the mounting groove all sets up the standing groove with fixture block looks adaptation with the inner wall of the corresponding position of draw-in groove, the fixture block is sliding connection in the standing groove, the back of fixture block all is fixed with the slide bar, the one end of slide bar all slides and passes the front of standing groove and installed part and be connected with the cardboard through the bearing rotation, the front of installed part all is fixed with the baffle, the front of cardboard and the back contact of baffle.

Furthermore, the limiting mechanism comprises a supporting plate fixed on the front surface of the upper die, a spring is fixed at the top of the supporting plate, an L plate is fixed at the top of the spring, the back surface of the L plate is connected with the front surface of the upper die in a sliding manner, a first limiting groove and a second limiting groove are respectively formed in the top of the connecting plate, and the top of the L plate penetrates through the first limiting groove in a sliding manner.

Furthermore, a positioning groove corresponding to the positioning rod is formed in the top of the upper die, and the top end of the positioning rod penetrates through the top of the positioning groove in a sliding mode.

Furthermore, a T-shaped block is fixed on the back of the L plate, a T-shaped sliding groove is formed in the front of the upper die, and the T-shaped block is connected in the T-shaped sliding groove in a sliding mode.

(III) advantageous effects

Compared with the prior art, the utility model provides a wax pattern forming die for lost wax casting, which has the following beneficial effects:

according to the utility model, by arranging the upper die, the air inlet chamber, the air outlet, the connecting plate, the through hole and the limiting mechanism, dislocation and communication between the through hole and the air inlet and the air outlet can be adjusted by adjusting the position of the connecting plate limited, so that the communication between the air inlet and the air outlet can be blocked when the upper die and the mounting die are waxed, wax liquid is prevented from entering the air inlet chamber, the wax die is prevented from forming a channel when being taken out, the wax die is prevented from falling off due to the fact that the wax die is stuck to the inner wall of the wax die when the upper die is dismounted, and the wax film is not good, and by arranging the mounting die, the mounting piece, the inserting groove, the inserting block and the dismounting mechanism, the lower die consisting of the mounting die and the mounting piece can be dismounted, so that the wax film can be conveniently and perfectly taken out.

Drawings

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

FIG. 2 is a partially cut-away view of the upper mold of the present invention;

FIG. 3 is a schematic view of the disassembled structure of the installation mold and the installation member of the present invention;

FIG. 4 is an enlarged view of the structure of the present invention at B;

FIG. 5 is a schematic view of a tie plate structure of the present invention;

FIG. 6 is a schematic view of the internal structure of the upper mold according to the present invention.

In the figure: 1. installing a die; 2. a mounting member; 3. a slot; 4. inserting a block; 5. a disassembly and assembly mechanism; 501. mounting blocks; 502. mounting grooves; 503. a card slot; 504. a clamping block; 505. a placement groove; 506. a slide bar; 507. clamping a plate; 508. a baffle plate; 6. positioning a rod; 7. an upper die; 8. an air inlet; 9. an air intake chamber; 10. an air outlet; 11. a guide groove; 12. connecting plates; 13. a through hole; 14. a limiting mechanism; 1401. a support plate; 1402. a spring; 1403. an L plate; 1404. a first limit groove; 1405. a second limit groove; 15. and (6) positioning a groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Examples

As shown in fig. 1-6, a wax mold forming mold for lost wax casting according to an embodiment of the present invention includes a mounting mold 1, mounting members 2 are detachably mounted on two sides of the mounting mold 1, slots 3 are respectively formed on two side walls of the mounting mold 1, an insert block 4 is fixed on one side wall of each mounting member 2, the insert blocks 4 are slidably connected in the corresponding slots 3, a disassembling and assembling mechanism 5 for disassembling and assembling is provided on each mounting member 2 and the mounting mold 1, a positioning rod 6 is fixed on a top of each mounting member 2, an upper mold 7 is slidably connected on each positioning rod 6, air inlets 8 are symmetrically formed on top of a molding groove of the upper mold 7, an air inlet chamber 9 is formed in each upper mold 7, air outlets 10 corresponding to positions of the air inlets 8 are formed on bottoms of the air inlet 9, a guide groove 11 is formed on a front surface of the upper mold 7, a connecting plate 12 is slidably connected in the guide groove 11, the connecting plate 12 is slidably connected on top of the air inlets 8 and bottom of the air outlets 10, the top of the connecting plate 12 is provided with a through hole 13 corresponding to the air inlet 8, the upper die 7 is provided with a limiting mechanism 14 for adjusting different positions of the connecting plate 12, and the back of the upper die 7 is communicated with the air inlet chamber 9 to form an air inlet pipe; to sum up, when the wax film formed in the molding groove formed in the mounting die 1 and the upper die 7 needs to be taken out, the limiting mechanism 14 is operated to enable the connecting plate 12 to move outwards, when the connecting plate moves to a certain position, the limiting mechanism 14 can limit the connecting plate 12 again, at this time, the through hole 13 communicates the air inlet 8 with the air outlet 10, the pressurized gas conveyed by the air inlet pipe in the air inlet chamber 9 can smoothly blow the surface of the wax film in the upper die 7, so that the wax film is separated from the upper die 7, the wax film is prevented from being stuck in the upper die 7 and falling off when the upper die 7 moves upwards, at this time, the upper die 7 is moved upwards to be separated from the positioning rod 6, the upper die 7 can be dismounted, so that the wax film can be completely arranged in the lower die formed by the mounting die 1 and the mounting piece 2, then the mounting piece 2 can be released by operating the dismounting mechanism 5, and the mounting piece 2 can move outwards, can drive the inserted block 4 and break away from slot 3 to can pull down installed part 2, can be with the dismantlement bed die, just can be comparatively convenient take out the wax matrix in the installation mould 1.

As shown in fig. 3 and 4, in some embodiments, the dismounting mechanism 5 includes mounting blocks 501 respectively fixed on two side walls of the mounting module 1, one side wall of the mounting module 2 is provided with a mounting groove 502, the mounting blocks 501 are slidably connected in the corresponding mounting grooves 502, the mounting blocks 501 are respectively provided with a clamping groove 503, the clamping grooves 503 are respectively clamped with a clamping block 504, inner walls of the mounting grooves 502 and the clamping grooves 503 at corresponding positions are respectively provided with a placing groove 505 adapted to the clamping block 504, the clamping block 504 is slidably connected in the placing groove 505, the back of the clamping block 504 is respectively provided with a sliding rod 506, one end of the sliding rod 506 slides through the placing groove 505 and the front of the mounting module 2 and is rotatably connected with a clamping plate 507 through a bearing, the front of the mounting module 2 is respectively provided with a baffle 508, the front of the clamping plate 507 is in contact with the back of the baffle 508, the clamping plate 507 is rotated to make the front of the clamping plate break away from contact with the baffle 508, so as to move the sliding rod 506 outwards, the sliding rod 506 can drive the fixture block 504 to slide into the placing groove 505 away from the clamping groove 503, so that the limitation of the fixture block 504 on the mounting block 501 can be relieved.

As shown in fig. 2 and 5, in some embodiments, the limiting mechanism 14 includes a support plate 1401 fixed on the front surface of the upper mold 7, a spring 1402 is fixed on the top of the support plate 1401, an L plate 1403 is fixed on the top of the spring 1402, the back surface of the L plate 1403 is slidably connected to the front surface of the upper mold 7, a first limiting groove 1404 and a second limiting groove 1405 are respectively formed on the top of the connecting plate 12, the top of the L plate 1403 slides through the first limiting groove 1404, the L plate 1403 can be moved by pressing the spring 1402 downward, the top of the L plate 1403 is disengaged from the first limiting groove 1404, the connecting plate 12 is moved outward, the second limiting groove 1405 slides out of the upper mold 7, the L plate 1403 is released, that is, the second limiting groove 1405 can be limited, and the position of the connecting plate 12 can be changed.

As shown in fig. 1 and 2, in some embodiments, the top of the upper mold 7 is provided with a positioning groove 15 corresponding to the positioning rod 6, and the top end of the positioning rod 6 slides through the top of the positioning groove 15, so that the upper mold 7 and the lower mold formed by the installation mold 1 and the installation member 2 can be conveniently installed.

As shown in fig. 2 and 6, in some embodiments, a T-shaped block is fixed to the back surface of the L plate 1403, a T-shaped sliding groove is formed in the front surface of the upper mold 7, and the T-shaped block is slidably connected in the T-shaped sliding groove and can play a role in limiting during the movement of the L plate 1403.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A wax matrix forming die for lost wax casting, includes installation mould (1), its characterized in that: the mounting die is characterized in that mounting pieces (2) are detachably mounted on two sides of the mounting die (1), slots (3) are formed in two side walls of the mounting die (1), an inserting piece (4) is fixed on one side wall of each mounting piece (2), the inserting pieces (4) are slidably connected into the corresponding slots (3), dismounting mechanisms (5) for dismounting are arranged on the mounting pieces (2) and the mounting die (1), positioning rods (6) are fixed at the tops of the mounting pieces (2), upper dies (7) are slidably connected onto the positioning rods (6), air inlets (8) are symmetrically formed in the top of molding grooves of the upper dies (7), air inlet chambers (9) are formed in the upper dies (7), air outlets (10) corresponding to the positions of the air inlets (8) are formed in the bottoms of the air inlet chambers (9), guide grooves (11) are formed in the front faces of the upper dies (7), sliding connection has even board (12) in guide way (11), even board (12) sliding connection is in the top of air inlet (8) and the bottom of gas outlet (10), even the top of board (12) seted up with air inlet (8) corresponding through-hole (13), be provided with on last mould (7) and be used for adjusting stop gear (14) of even board (12) different positions, the back and the air inlet chamber (9) installation intercommunication of going up mould (7) have the intake pipe.

2. A wax pattern forming die for lost wax casting according to claim 1, wherein: the disassembly and assembly mechanism (5) comprises installation blocks (501) which are respectively fixed on two side walls of an installation die (1), a side wall of the installation part (2) is provided with an installation groove (502), the installation blocks (501) are slidably connected in the corresponding installation grooves (502), the installation blocks (501) are respectively provided with a clamping groove (503), a clamping block (504) is clamped in the clamping groove (503), the inner walls of the corresponding positions of the installation grooves (502) and the clamping groove (503) are provided with a placing groove (505) matched with the clamping block (504), the clamping block (504) is slidably connected in the placing groove (505), the back of the clamping block (504) is fixedly provided with a sliding rod (506), one end of the sliding rod (506) is slidably connected with a clamping plate (507) through the front surfaces of the placing groove (505) and the installation part (2) and is rotatably connected with a bearing, the front surface of the installation part (2) is fixedly provided with a baffle plate (508), the front surface of the clamping plate (507) is in contact with the back surface of the baffle (508).

3. A wax pattern forming die for lost wax casting according to claim 1, wherein: the limiting mechanism (14) comprises a supporting plate (1401) fixed on the front surface of the upper die (7), a spring (1402) is fixed on the top of the supporting plate (1401), an L plate (1403) is fixed on the top of the spring (1402), the back surface of the L plate (1403) is connected to the front surface of the upper die (7) in a sliding mode, a first limiting groove (1404) and a second limiting groove (1405) are formed in the top of the connecting plate (12) respectively, and the top of the L plate (1403) penetrates through the first limiting groove (1404) in a sliding mode.

4. A wax pattern forming die for lost wax casting according to claim 1, wherein: the top of the upper die (7) is provided with a positioning groove (15) corresponding to the positioning rod (6), and the top end of the positioning rod (6) penetrates through the top of the positioning groove (15) in a sliding mode.

5. A wax pattern forming die for lost wax casting according to claim 3, wherein: the back of L board (1403) is fixed with T type piece, T type spout has been seted up on the front of last mould (7), and T type piece sliding connection is in T type spout.