CN217370398U

CN217370398U - Shrinkage-preventing easy-demolding aluminum alloy chair leg die-casting die

Info

Publication number: CN217370398U
Application number: CN202220022464.2U
Authority: CN
Inventors: 刘继文
Original assignee: Zhongshan Ji Wen Metal & Plastic Products Co ltd
Current assignee: Zhongshan Ji Wen Metal & Plastic Products Co ltd
Priority date: 2022-01-07
Filing date: 2022-01-07
Publication date: 2022-09-06
Anticipated expiration: 2032-01-07

Abstract

The utility model relates to a die casting die technical field, and disclose a prevent contracting easily demoulding aluminum alloy chair foot die casting die, including the die-casting fixed die base, the die-casting groove is seted up at the top of die-casting fixed die base, and sliding connection has the liftout plate in the die-casting groove, and liftout plate and the sealed cooperation of die-casting groove, has seted up the lift groove on the bottom inner wall in die-casting groove, and sliding connection has the lift post in the lift groove, and the top of lift post extend to the die-casting inslot and with the bottom fixed connection of liftout plate, seted up the spacing groove on one side inner wall in die-casting groove, one side fixedly connected with stopper of lift post has seted up spacing hole on the stopper. The utility model discloses a to the top lift plate shift up with fixed die casting die's part drawing of patterns easy operation, and processing is convenient, does not basically have the increase of cost in the mould preparation to improvement die casting part that can be thorough stays the cover half and the phenomenon that can not take out, thereby has improved production efficiency, has satisfied user's needs.

Description

Shrinkage-preventing easy-demolding aluminum alloy chair leg die-casting die

Technical Field

The utility model relates to a die casting die technical field especially relates to a prevent easy demoulding aluminum alloy chair foot die casting die of shrink.

Background

At present, the die casting process is widely applied in the industry, becomes an important production means of a plurality of parts in the fields of automobiles, electrical appliances, communication and the like, and has the characteristics of high forming speed, high working efficiency, clean environment, smooth product surface, complex and various formed parts and the like.

In the production process, when the part was taken out in the die sinking, if the frictional force of the relative part of cover half is greater than the frictional force of movable mould to the part, the cover half will be stayed to the part, because the cover half does not have the thimble, and the thimble often sets up in movable mould one side, leads to hardly taking out the part from the die cavity of mould cover half to influence production efficiency, can not satisfy user's needs.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving among the prior art when the die sinking takes out the part, if the frictional force of the relative part of cover half is greater than the frictional force of movable mould to the part, the cover half will be stayed to the part, because the cover half does not have the thimble, and the thimble often sets up in movable mould one side, leads to hardly taking out the part from the die cavity of mould cover half to influence production efficiency's problem, and the easy drawing of patterns aluminum alloy chair foot die casting die of shrink is prevented to the one kind that proposes.

In order to realize the purpose, the utility model adopts the following technical scheme:

a shrinkage-proof easy-demoulding aluminum alloy chair foot die-casting die comprises a die-casting fixed die base, wherein a die-casting groove is formed in the top of the die-casting fixed die base, a jacking plate is connected in the die-casting groove in a sliding manner, the jacking plate is matched with the die-casting groove in a sealing manner, a lifting groove is formed in the inner wall of the bottom of the die-casting groove, a lifting column is connected in the lifting groove in a sliding manner, the top end of the lifting column extends into the die-casting groove and is fixedly connected with the bottom of the jacking plate, a limiting groove is formed in the inner wall of one side of the die-casting groove, a limiting block is fixedly connected to one side of the lifting column, a limiting hole is formed in the limiting block, a limiting rod is connected in the limiting hole in a sliding manner, the top end and the bottom end of the limiting rod are fixedly connected with the inner wall of the top and the inner wall of the bottom of the limiting groove, a connecting groove is formed in the inner wall of the other side of the die-casting groove, a movable hinge mechanism is connected in a sliding manner, and the movable hinge mechanism is fixedly connected with the lifting column, the die-casting fixed die base is rotatably connected with a thread driving mechanism, the thread driving mechanism penetrates through the movable hinging mechanism and is in threaded connection with the movable hinging mechanism, one side of the die-casting fixed die base is slidably connected with a fixing mechanism, the fixing mechanism is clamped with the thread driving mechanism, one side of the die-casting fixed die base is fixedly connected with an elastic positioning mechanism, and the elastic positioning mechanism penetrates through the fixing mechanism and is slidably connected with the fixing mechanism.

Preferably, the movable hinging mechanism comprises a movable plate, a hinged plate and a hinged seat, the hinged plate and the hinged seat are obliquely arranged, a movable groove is formed in the inner wall of the bottom of the connecting groove, the movable plate is connected with the movable groove in a sliding mode, one end of the hinged plate is connected with the movable plate in a rotating mode, the hinged seat is fixedly connected with the other side of the lifting column, and one end, far away from the movable plate, of the hinged plate is connected with the hinged seat in a rotating mode.

Preferably, the thread driving mechanism comprises a threaded rod and a driving hand wheel, a rotating groove is formed in the inner wall of one side of the moving groove, a rotating hole is formed in one side of the die-casting fixed die base and communicated with the moving groove, the threaded rod is rotatably connected with the rotating hole, the rotating groove and the moving groove, one end of the threaded rod penetrates through the moving plate and is in threaded connection with the moving plate, and the driving hand wheel is close to one side of the die-casting fixed die base and fixedly connected with the other end of the threaded rod.

Preferably, the fixing mechanism comprises an elastic plate and a clamping rod, an elastic groove is formed in one side of the die-casting fixed die base, the elastic plate is connected with the elastic groove in a sliding mode, the top end of the clamping rod is fixedly connected with the bottom of the elastic plate, a clamping groove is formed in the top of the driving hand wheel, and the bottom end of the clamping rod is clamped with the clamping groove.

Preferably, the elastic positioning mechanism comprises a positioning rod and an elastic spring, the elastic plate is provided with a positioning hole, the positioning rod is connected with the positioning hole in a sliding mode, the top end and the bottom end of the positioning rod are fixedly connected with the inner wall of the top of the elastic groove and the inner wall of the bottom of the elastic groove, the elastic spring is sleeved on the outer side of the positioning rod in a sliding mode, the top end of the elastic spring is fixedly connected with the inner wall of the top of the elastic groove, and the bottom end of the elastic spring is fixedly connected with the top of the elastic plate.

Preferably, the number of the clamping grooves is multiple, and the clamping grooves are distributed on the driving hand wheel in an annular shape at equal intervals.

Compared with the prior art, the utility model provides a prevent easy demoulding aluminum alloy chair foot die casting die of shrink possesses following beneficial effect:

1. according to the shrinkage-proof easy-demoulding aluminum alloy chair leg die-casting die, the die-casting fixed die base, the die-casting groove, the jacking plate, the lifting groove, the lifting column, the limiting groove, the limiting block, the limiting hole, the limiting rod, the connecting groove, the moving plate, the hinged base, the rotating groove, the rotating hole, the threaded rod and the driving hand wheel are arranged, so that the part demoulding operation of the die-casting die is simple, the processing is convenient, the cost is basically not increased in the die manufacturing process, and the phenomenon that the die-casting part is left on the fixed die and cannot be taken out can be thoroughly improved, so that the production efficiency is improved;

2. the shrinkage-preventing easy-demoulding aluminum alloy chair leg die-casting die is characterized in that a driving hand wheel is fixed through the arrangement of an elastic groove, an elastic plate, a clamping rod, a clamping groove, a positioning hole, a positioning rod and an elastic spring;

and the part that does not relate to among the device all is the same with prior art or can adopt prior art to realize, the utility model discloses a shift up and the fixed part drawing of patterns easy operation that makes die casting die to the jacking plate, and processing is convenient, does not basically have the increase of cost in the mould preparation to the improvement die casting part that can be thorough stays the cover half and the phenomenon that can not take out, thereby has improved production efficiency, has satisfied user's needs.

Drawings

FIG. 1 is a schematic structural view of an anti-shrinkage easy-release aluminum alloy chair leg die-casting mold according to the present invention;

FIG. 2 is a schematic structural view of part A in FIG. 1 of an anti-shrinkage easy-demolding aluminum alloy chair leg die-casting mold provided by the present invention;

fig. 3 is a schematic structural diagram of a part B in fig. 1 of the shrinkage-proof easy-demoulding aluminum alloy chair leg die-casting mold provided by the utility model.

In the figure: the die-casting device comprises a die-casting fixed die seat 1, a die-casting groove 2, a lifting plate 3, a lifting groove 4, a lifting column 5, a limiting groove 6, a limiting block 7, a limiting hole 8, a limiting rod 9, a connecting groove 10, a moving groove 11, a moving plate 12, a hinged plate 13, a hinged seat 14, a rotating groove 15, a rotating hole 16, a threaded rod 17, a driving hand wheel 18, an elastic groove 19, an elastic plate 20, a clamping rod 21, a clamping groove 22, a positioning hole 23, a positioning rod 24 and an elastic spring 25.

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.

In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-3, a shrinkage-proof easy-demoulding aluminum alloy chair foot die-casting die comprises a die-casting fixed die base 1, wherein a die-casting groove 2 is formed at the top of the die-casting fixed die base 1, a lifting plate 3 is slidably connected in the die-casting groove 2, the lifting plate 3 is in sealing fit with the die-casting groove 2, a lifting groove 4 is formed in the inner wall of the bottom of the die-casting groove 2, a lifting column 5 is slidably connected in the lifting groove 4, the top end of the lifting column 5 extends into the die-casting groove 2 and is fixedly connected with the bottom of the lifting plate 3, a limiting groove 6 is formed in the inner wall of one side of the die-casting groove 2, a limiting block 7 is fixedly connected to one side of the lifting column 5, a limiting hole 8 is formed in the limiting block 7, a limiting rod 9 is slidably connected in the limiting hole 8, the top end and the bottom end of the limiting rod 9 are fixedly connected with the inner wall of the top and the inner wall of the bottom of the limiting groove 6, and a connecting groove 10 is formed in the inner wall of the other side of the die-casting groove 2, sliding connection has the removal hinge mechanisms in spread groove 10, and removes hinge mechanisms and 5 fixed connection of lift post, it is connected with screw drive mechanism to rotate on the die-casting die holder 1, and screw drive mechanism run through remove hinge mechanisms and with remove hinge mechanisms threaded connection, one side sliding connection of die-casting die holder 1 has fixed establishment, and fixed establishment clamps mutually with screw drive mechanism, one side fixed connection elastic positioning mechanism of die-casting die holder 1, and elastic positioning mechanism run through fixed establishment and with fixed establishment sliding connection.

The utility model discloses in, remove articulated mechanism and include articulated slab 13 and the articulated seat 14 that moving plate 12, slope set up, seted up shifting chute 11 on the bottom inner wall of spread groove 10, and moving

plate

12 and 11 sliding connection of shifting chute, the one end and the moving plate 12 of articulated slab 13 rotate to be connected, articulated seat 14 and lift column 5's opposite side fixed connection, and articulated slab 13 keeps away from the one end of moving plate 12 and rotates with articulated seat 14 to be connected.

The utility model discloses in, screw thread actuating mechanism includes threaded rod 17 and driving hand wheel 18, has seted up rotation groove 15 on one side inner wall of shifting chute 11, and rotation hole 16 has been seted up to one side of die-casting die holder 1, and rotation hole 16 is linked together with shifting chute 11, and threaded rod 17 rotates with rotation hole 16, rotation groove 15 and shifting chute 11 to be connected, the one end of threaded rod 17 run through movable plate 12 and with 12 threaded connection of movable plate, driving hand wheel 18 is close to one side of die-casting die holder 1 and threaded rod 17's other end fixed connection.

The utility model discloses in, fixed establishment includes elastic plate 20 and kelly 21, and elastic groove 19 is seted up to one side of die-casting die holder 1, and elastic plate 20 and elastic groove 19 sliding connection, the top of kelly 21 and the bottom fixed connection of elastic plate 20, draw-in groove 22 has been seted up at the top of driving hand wheel 18, and the bottom of kelly 21 clamps mutually with draw-in groove 22.

The utility model discloses in, elastic positioning mechanism includes locating lever 24 and elastic spring 25, has seted up locating hole 23 on the elastic plate 20, and locating lever 24 and locating hole 23 sliding connection, the top of locating lever 24 and bottom all with elastic groove 19's top inner wall and bottom inner wall fixed connection, elastic spring 25 slip cap is established in the outside of locating lever 24, elastic spring 25's top and elastic groove 19's top inner wall fixed connection, elastic spring 25's bottom and elastic plate 20's top fixed connection.

The utility model discloses in, the quantity of draw-in groove 22 is a plurality of, and a plurality of draw-in grooves 22 are the annular equidistance and distribute on driving hand wheel 18.

In the utility model, when in use, when the mold is opened, the elastic plate 20 is pulled upwards, the positioning rod 24 limits the elastic plate 20, meanwhile, the elastic plate 20 compresses the elastic spring 25, energy is absorbed by the elastic spring 25, meanwhile, the elastic plate 20 drives the clamping rod 21 to move upwards, the clamping rod 21 moves out of the clamping groove 22, the fixing of the driving hand wheel 18 is released, then the driving hand wheel 18 is rotated, the driving hand wheel 18 drives the threaded rod 17 to rotate, the threaded rod 17 drives the moving plate 12 to move, the moving plate 12 drives the hinged plate 13 to move, the hinged plate 13 drives the hinged seat 14 to move, the hinged seat 14 drives the lifting column 5 to move upwards, the lifting column 5 drives the limiting block 7 to slide in the limiting groove 6, the limiting rod 9 limits the limiting block 7, meanwhile, the lifting column 5 drives the lifting plate 3 to move upwards, the lifting plate 3 drives parts to move upwards, make the part remove the top of die-casting die holder 1, then take off the part can, after the use, anticlockwise rotation drive hand wheel 18, make the jacking board 3 accomodate in die-casting groove 2, then loosen elastic plate 20, under the spring resilience effort through elastic spring 25, make kelly 21 card go into in draw-in groove 22, it can to fix drive hand wheel 18, thereby through shifting up and the fixed part drawing of patterns easy operation that makes die casting die of jacking board 3, and processing is convenient, basically there is not the increase of cost in the mould preparation, and the phenomenon that can thorough improvement die-casting part is left the cover half and can not take out, thereby production efficiency has been improved, user's needs have been satisfied.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a prevent shrink easy drawing of patterns aluminum alloy chair foot die casting die, including die-casting die holder (1), a serial communication port, die-casting groove (2) are seted up at the top of die-casting die holder (1), sliding connection has liftout plate (3) in die-casting groove (2), and liftout plate (3) and die-casting groove (2) sealed fit, lifting groove (4) have been seted up on the bottom inner wall of die-casting groove (2), sliding connection has lift post (5) in lifting groove (4), and the top of lift post (5) extend to die-casting groove (2) in and with the bottom fixed connection of liftout plate (3), spacing groove (6) have been seted up on the inner wall of one side of die-casting groove (2), one side fixedly connected with stopper (7) of lift post (5), spacing hole (8) have been seted up on stopper (7), sliding connection has gag lever (9) in spacing hole (8), and the top and the bottom of gag lever (9) all with the top inner wall and the bottom inner wall fixed connection of spacing groove (6) and bottom inner wall Connecting groove (10) have been seted up on the opposite side inner wall in die-casting groove (2), sliding connection has movable hinge mechanism in connecting groove (10), and movable hinge mechanism and lift post (5) fixed connection, it is connected with screw drive mechanism to rotate on die-casting die holder (1), and screw drive mechanism run through movable hinge mechanism and with remove hinge mechanism threaded connection, one side sliding connection of die-casting die holder (1) has fixed establishment, and fixed establishment clamps with screw drive mechanism mutually, one side fixed connection elastic positioning mechanism of die-casting die holder (1), and elastic positioning mechanism run through fixed establishment and with fixed establishment sliding connection.

2. The die-casting die for the shrinkage-proof easy-demoulding aluminum alloy chair leg as claimed in claim 1, wherein the movable hinge mechanism comprises a movable plate (12), a hinge plate (13) and a hinge seat (14), the hinge plate (13) is arranged in an inclined manner, the inner wall of the bottom of the connecting groove (10) is provided with a moving groove (11), the movable plate (12) is in sliding connection with the moving groove (11), one end of the hinge plate (13) is rotatably connected with the movable plate (12), the hinge seat (14) is fixedly connected with the other side of the lifting column (5), and one end, far away from the movable plate (12), of the hinge plate (13) is rotatably connected with the hinge seat (14).

3. The aluminum alloy chair foot die-casting die capable of preventing shrinkage and easy demoulding as claimed in claim 2, wherein the thread driving mechanism comprises a threaded rod (17) and a driving hand wheel (18), a rotating groove (15) is formed in the inner wall of one side of the moving groove (11), a rotating hole (16) is formed in one side of the die-casting fixed die holder (1), the rotating hole (16) is communicated with the moving groove (11), the threaded rod (17) is rotatably connected with the rotating hole (16), the rotating groove (15) and the moving groove (11), one end of the threaded rod (17) penetrates through the moving plate (12) and is in threaded connection with the moving plate (12), and one side of the driving hand wheel (18) close to the die-casting fixed die holder (1) is fixedly connected with the other end of the threaded rod (17).

4. The die-casting die for the shrinkage-preventing easy-demoulding aluminum alloy chair legs as claimed in claim 1, wherein the fixing mechanism comprises an elastic plate (20) and a clamping rod (21), an elastic groove (19) is formed in one side of the die-casting fixed die holder (1), the elastic plate (20) is slidably connected with the elastic groove (19), the top end of the clamping rod (21) is fixedly connected with the bottom of the elastic plate (20), a clamping groove (22) is formed in the top of the driving hand wheel (18), and the bottom end of the clamping rod (21) is clamped with the clamping groove (22).

5. The die-casting die for the anti-shrinkage easy-demoulding aluminum alloy chair leg as claimed in claim 4, wherein the elastic positioning mechanism comprises a positioning rod (24) and an elastic spring (25), the elastic plate (20) is provided with a positioning hole (23), the positioning rod (24) is slidably connected with the positioning hole (23), the top end and the bottom end of the positioning rod (24) are fixedly connected with the inner wall of the top and the inner wall of the bottom of the elastic groove (19), the elastic spring (25) is slidably sleeved on the outer side of the positioning rod (24), the top end of the elastic spring (25) is fixedly connected with the inner wall of the top of the elastic groove (19), and the bottom end of the elastic spring (25) is fixedly connected with the top of the elastic plate (20).

6. The die-casting die for the shrinkage-proof easy-demoulding aluminum alloy chair legs as claimed in claim 4, wherein the number of the clamping grooves (22) is multiple, and the multiple clamping grooves (22) are annularly and equidistantly distributed on the driving hand wheel (18).