CN217142272U - Demolding equipment capable of effectively reducing rejection rate of metal castings - Google Patents

Abstract

The utility model discloses a demolding device capable of effectively reducing the rejection rate of metal castings, which comprises a casing, wherein the upper surface of the casing is fixedly connected with a mould and four supporting columns, the upper ends of the four supporting columns are fixedly connected with a supporting plate together, the lower surface of the supporting plate is provided with a telescopic part for driving an upper template to move, the inner wall of the mould is slidably connected with a lower template, the lower surface of the upper template is fixedly connected with a rack plate, the upper surface of the casing is provided with a notch for the rack plate to pass through, the inner wall of the casing is fixedly connected with a loop bar I, the surface of the loop bar I is slidably sleeved with a supporting rod, a gear transmission mechanism is arranged between the supporting rod and the rack plate, the utility model has the mutual matching of the telescopic part and the gear transmission part, thereby achieving the purposes of facilitating the workers to take out the metal castings and reducing the problem of taking out the metal castings, causing the metal casting to be damaged and scrapped.

Description

Demolding equipment capable of effectively reducing rejection rate of metal castings

Technical Field

The utility model relates to a metal casting technical field specifically is an effective demolding equipment that reduces metal casting disability rate.

Background

The general die casting equipment is difficult to take out after the metal casting is formed, the texture of the metal casting is relatively soft immediately after the metal casting is formed, and the metal casting is easy to damage when the metal casting is taken out, so that the rejection rate of the metal casting is high.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an effective demolding equipment that reduces metal casting disability rate has possessed mutually supporting of flexible part and gear drive part, has reached and has made things convenient for the staff to take out the metal casting, reduces because the problem that the metal casting is not good to be taken out, causes the condemned effect of metal casting damage, has solved because the metal casting is not good to be taken out, leads to the high problem of its damage disability rate.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides an effective demolding equipment that reduces metal casting disability rate, includes the casing, the last fixed surface of casing is connected with mould and four support columns, four the common fixedly connected with backup pad in upper end of support column, the lower surface mounting of backup pad has the flexible part that is used for driving the cope match-plate pattern and removes, the inner wall sliding connection of mould has the lower bolster, the lower fixed surface of cope match-plate pattern is connected with the rack plate, the upper surface of casing is offered and is used for the notch that the rack plate passed, the inner wall fixedly connected with loop bar of casing is one, the surface slip of loop bar is cup jointed and is supported the pole, support the pole with install gear drive between the rack plate.

Optionally, gear drive includes pivot one and pivot two, pivot one with the two equal dead axles of pivot rotate to be connected the inner wall of casing, pivot one with the surface of pivot two is fixedly connected with gear one and gear two respectively, gear one with the meshing of gear two, the rack board with the meshing of gear one, the fixed surface of pivot two is connected with loop bar two, the articulated mast has been cup jointed in the surface slip of loop bar two, the tip of articulated mast with the lower surface of support pole is articulated, the surface winding of loop bar two has spring one, the upper end of spring one with the lower fixed surface of articulated mast is connected, the lower extreme of spring one with the fixed surface of pivot two is connected.

Optionally, the inner wall fixedly connected with water tank of casing, the water pump is installed on the right side of water tank, the fixed intercommunication in right side of water pump has the water pipe, the upper surface of casing with the inner wall of mould is all offered and is used for the water pipe passes and fixed connection's fixed slot with it, water pump and external water pipe intercommunication, the left end of water pipe with the fixed surface of water tank communicates.

Optionally, the inner wall fixedly connected with connecting plate of casing, the sliding hole that is used for the connecting rod to pass and sliding connection with it is seted up to the side of connecting plate, both ends are fixedly connected with current conducting plate one respectively and support the piece about the connecting rod, the surface winding of connecting rod has spring two, the right-hand member of spring two with support the left end fixed connection of piece, the left end of spring two with the right-hand member fixed connection of connecting plate, the right side electric connection of water pump has current conducting plate two, the left side fixedly connected with inclined plane extrusion piece of rack plate, current conducting plate one is connected with external power supply.

Optionally, a ball is embedded in the upper end of the resisting rod.

Optionally, the telescopic part is an electric push rod.

Compared with the prior art, the beneficial effects of the utility model are as follows:

one, the utility model discloses a mutually supporting of flexible part and gear drive part has reached and has made things convenient for the staff to take out the metal casting, reduces because the not good problem of taking out of metal casting, causes the condemned effect of metal casting damage.

Second, the utility model discloses a gear drive part has reached and has made the rack board can drive and support pole rebound to the effect of contradicting out the metal casting.

Thirdly, the utility model discloses a water pump is in leading into the water pipe with water, has reached the temperature that can reduce the mould for the effect of the shaping speed of metal casting.

Drawings

FIG. 1 is an isometric view of the structure of the present invention;

FIG. 2 is a cross-sectional view of the structure of the present invention;

FIG. 3 is a back sectional view of the structure of the present invention;

FIG. 4 is an enlarged view of the structure A of FIG. 2 according to the present invention;

FIG. 5 is an enlarged view of the structure B of FIG. 2 according to the present invention;

fig. 6 is a sectional view of the mold structure of the present invention.

In the figure: 1. a housing; 2. a support pillar; 3. a support plate; 4. a rack plate; 5. a first rotating shaft; 6. a second rotating shaft; 7. a first gear; 8. a second gear; 9. a loop bar I; 10. a support rod; 11. a ball bearing; 12. a loop bar II; 13. a first spring; 14. a hinged lever; 15. an inclined plane extrusion block; 16. a water pump; 17. a water tank; 18. a water pipe; 19. a second spring; 20. a resisting block; 21. a second conductive plate; 22. an electric push rod; 23. mounting a template; 24. a mold; 25. a lower template; 26. a first conductive plate; 27. a connecting plate; 28. a connecting 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 to 6, the present invention provides a technical solution: a demolding device capable of effectively reducing rejection rate of metal castings comprises a machine shell 1, wherein a mold 24 and four supporting columns 2 are fixedly connected to the upper surface of the machine shell 1, a supporting plate 3 is fixedly connected to the upper ends of the four supporting columns 2 together, a telescopic component for driving an upper mold plate 23 to move is installed on the lower surface of the supporting plate 3, a lower mold plate 25 is connected to the inner wall of the mold 24 in a sliding mode, a rack plate 4 is fixedly connected to the lower surface of the upper mold plate 23, a notch for the rack plate 4 to penetrate through is formed in the upper surface of the machine shell 1, a sleeve rod 9 is fixedly connected to the inner wall of the machine shell 1, a resisting rod 10 is sleeved on the surface of the sleeve rod 9 in a sliding mode, a gear transmission mechanism is installed between the resisting rod 10 and the rack plate 4, an external injection machine is started to send metal melting materials into the mold 24, then the telescopic component is started to drive the upper mold plate 23 to move downwards, the upper mold plate 23 moves downwards to drive the rack plate 4 to move downwards, the rack plate 4 moves downwards to drive the resisting rod 10 to move downwards along the direction of the loop bar I9 through the gear transmission mechanism, the resisting rod 10 does not resist the lower template 25 after moving downwards, the lower template 25 slides to the bottom of the die 24, at this moment, the upper template 23 is continuously moved to extrude the metal melting material, after the metal casting is formed, the telescopic component drives the upper template 23 to move upwards, the upper template 23 drives the rack plate 4 to move upwards, the rack plate 4 moves upwards to drive the gear transmission component to rotate reversely, the gear transmission component rotates to drive the abutting rod 10 to move upwards along the direction of the loop bar one 9, the abutting rod 10 penetrates through the notch, the abutting rod abuts against the lower template 25 and drives the lower template 25 to move upwards, the lower template 25 moves upwards to push out the formed metal casting, the metal casting is taken out by a worker conveniently, the problem that the metal casting is not taken out well is reduced, and the metal casting is damaged and scrapped.

In order to enable the rack plate 4 to drive the abutting rod 10 to move, further, the gear transmission mechanism comprises a first rotating shaft 5 and a second rotating shaft 6, the first rotating shaft 5 and the second rotating shaft 6 are fixedly and rotatably connected to the inner wall of the machine shell 1, a first gear 7 and a second gear 8 are fixedly connected to the surfaces of the first rotating shaft 5 and the second rotating shaft 6 respectively, the first gear 7 is meshed with the second gear 8, the rack plate 4 is meshed with the first gear 7, a second sleeve rod 12 is fixedly connected to the surface of the second rotating shaft 6, a hinged rod 14 is slidably sleeved on the surface of the second sleeve rod 12, the end portion of the hinged rod 14 is hinged to the lower surface of the abutting rod 10, a first spring 13 is wound on the surface of the second sleeve rod 12, the upper end of the first spring 13 is fixedly connected to the lower surface of the hinged rod 14, the lower end of the first spring 13 is fixedly connected to the surface of the second rotating shaft 6, the meshed first gear 7 is driven to rotate by downward movement of the rack plate 4, the first gear 7 rotates the meshed second gear 8, the second gear 8 rotates to drive the second sleeve rod 12 to rotate around the second rotating shaft 6, the second sleeve rod 12 rotates to drive the abutting rod 10 to move downwards along the first sleeve rod 9 under the limit of the first sleeve rod 9 through the hinge rod 14, the hinge rod 14 extrudes the first spring 13 in the process, the abutting rod 10 does not abut against the lower template 25 after moving downwards, the lower template 25 slides to the bottom of the mold 24, at the moment, the upper template 23 is continuously moved to extrude the metal melt, after the metal casting is formed, the telescopic component drives the upper template 23 to move upwards, the upper template 23 drives the rack plate 4 to move upwards, the rack plate 4 moves upwards to drive the first meshing gear 7 to rotate backwards, the first gear 7 rotates backwards to drive the second meshing gear 8 to rotate backwards, the second gear 8 rotates backwards to drive the second sleeve rod 12 to rotate around the second rotating shaft 6 through the second rotating shaft 6, and the second hinge rod 12 rotates backwards to pass through the limit of the first sleeve rod 14 under the first sleeve rod 9, the driving support rod 10 moves upwards along the direction of the loop bar I9, the spring I13 stretches gradually in the process, the support rod 10 penetrates through the notch, supports the lower template 25 and drives the lower template 25 to move upwards, and the effect that the rack plate 4 can drive the support rod 10 to move upwards and support a metal casting is achieved.

In order to reduce the temperature of mould 24, accelerate the shaping speed of metal casting, it is further, the inner wall fixedly connected with water tank 17 of casing 1, water pump 16 is installed on the right side of water tank 17, the fixed intercommunication in right side of water pump 16 has water pipe 18, the fixed slot that is used for water pipe 18 to pass and fixed connection with it is all offered to the upper surface of casing 1 and the inner wall of mould 24, water pump 16 and external water pipe intercommunication, the left end of water pipe 18 and the fixed surface intercommunication of water tank 17.

In order to enable the water pump 16 to be automatically started, further, a connecting plate 27 is fixedly connected to the inner wall of the machine shell 1, a sliding hole for the connecting rod 28 to penetrate through and to be in sliding connection with the connecting plate 27 is formed in the side face of the connecting plate 27, a first conducting plate 26 and a second resisting block 20 are fixedly connected to the left end and the right end of the connecting rod 28 respectively, a second spring 19 is wound on the surface of the connecting rod 28, the right end of the second spring 19 is fixedly connected with the left end of the resisting block 20, the left end of the second spring 19 is fixedly connected with the right end of the connecting plate 27, a second conducting plate 21 is electrically connected to the right side of the water pump 16, a slope squeezing block 15 is fixedly connected to the left side of the rack plate 4, the first conducting plate 26 is connected with an external power supply, when a metal casting is being formed, the end portion of the rack plate 4 moves to the bottom of the machine shell 1, the slope squeezing block 15 can resist the resisting block 20 to enable the resisting block 20 to move leftwards, the resisting block 20 moves leftwards to drive the connecting rod 28 to move leftwards, the second spring 19 can be extruded when the abutting block 20 moves leftwards, the connecting rod 28 moves leftwards to drive the first conductive plate 26 to move leftwards and contact the second conductive plate 21, a closed circuit is formed after the first conductive plate 26 and the second conductive plate 21 are contacted, the water pump 16 is electrified, water in the water tank 17 is led into the water pipe 18 to form circulation after the water pump 16 is electrified, when the water circulates in the water pipe 18, the heat absorption and cooling are carried out on the die 24, the metal casting can be more rapidly shaped after the die 24 is cooled, and the effect of automatically starting the water pump 16 to cool the die 24 is achieved.

In order to reduce the wear of the tappet 10, a ball 11 is further embedded in the upper end of the tappet 10.

In order to drive the upper mold plate 23 to move, further, the telescopic component is an electric push rod 22.

The working principle is as follows: when the demolding device for effectively reducing the rejection rate of metal castings is used, metal melt is conveyed into a mold 24 through an external injection molding machine, then an electric push rod 22 drives an upper mold plate 23 to move downwards, the upper mold plate 23 moves downwards to drive a rack plate 4 to move downwards, the rack plate 4 moves downwards to drive a meshed gear I7 to rotate, the gear I7 rotates to drive a meshed gear II 8 to rotate, the gear II 8 rotates to drive a sleeve rod II 12 to rotate through a rotating shaft II 6 by taking the rotating shaft II 6 as a circle center, the sleeve rod II 12 rotates under the limit of the sleeve rod I9 through a hinge rod 14 to drive a resisting rod 10 to move downwards along the direction of the sleeve rod I9, the hinge rod 14 can extrude a spring I13 in the process, the resisting rod 10 does not resist against a lower mold plate 25 after moving downwards, the lower mold plate 25 slides to the bottom of the mold 24, at the moment, the upper mold plate 23 continues to extrude and extrude the metal melt, after the metal castings are molded, the electric push rod 22 drives the upper template 23 to move upwards, the upper template 23 drives the rack plate 4 to move upwards, the rack plate 4 moves upwards to drive the meshed first gear 7 to rotate reversely, the first gear 7 rotates reversely to drive the meshed second gear 8 to rotate reversely, the second gear 8 rotates reversely to drive the sleeve rod two 12 to rotate reversely by taking the rotating shaft two 6 as a circle center through the rotating shaft two 6, the sleeve rod two 12 rotates reversely and drives the abutting rod 10 to move upwards along the direction of the sleeve rod one 9 under the limiting action of the sleeve rod one 9 through the hinge rod 14, in the process, the spring one 13 stretches gradually, the abutting rod 10 penetrates through the notch to abut against the lower template 25 and drive the lower template 25 to move upwards, and the lower template 25 moves upwards to push out the formed metal casting, so that the effects of facilitating a worker to take out the metal casting and reducing damage and scrapping of the metal casting due to the problem that the metal casting is not easy to take out are achieved.

When a metal casting is formed, the end part of the rack plate 4 can move to the bottom of the machine shell 1, the inclined plane extrusion block 15 can abut against the abutting block 20 to enable the abutting block 20 to move leftwards, the abutting block 20 moves leftwards to drive the connecting rod 28 to move leftwards, the abutting block 20 can extrude the second spring 19 when moving leftwards, the connecting rod 28 moves leftwards to drive the first conductive plate 26 to move leftwards and contact the second conductive plate 21, the first conductive plate 26 and the second conductive plate 21 contact to form a closed circuit, at the moment, the water pump 16 is electrified, water in the water tank 17 is led into the water pipe 18 to form circulation after the water pump 16 is electrified, when the water circulates in the water pipe 18, the mold 24 is subjected to heat absorption and cooling, the metal casting can be more quickly formed after the mold 24 is cooled, and the effect of accelerating the forming speed of the metal casting is achieved.

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 (6)

1. The utility model provides an effective demolding equipment that reduces metal casting disability rate, includes casing (1), its characterized in that: the utility model discloses a gear rack, including casing (1), last fixed surface of casing (1) is connected with mould (24) and four support columns (2), four the common fixedly connected with backup pad (3) in upper end of support column (2), the lower surface mounting of backup pad (3) has the flexible part that is used for driving cope match-plate pattern (23) and removes, the inner wall sliding connection of mould (24) has lower bolster (25), the lower fixed surface of cope match-plate pattern (23) is connected with rack plate (4), the upper surface of casing (1) is seted up and is used for the notch that rack plate (4) passed, the inner wall fixedly connected with loop bar (9) of casing (1), the surface sliding of loop bar (9) has cup jointed and has supported pole (10), support pole (10) with install gear drive between rack plate (4).

2. The knockout apparatus for effectively reducing the rejection rate of metal castings of claim 1, wherein: the gear transmission mechanism comprises a first rotating shaft (5) and a second rotating shaft (6), the first rotating shaft (5) and the second rotating shaft (6) are fixedly connected with a first gear (7) and a second gear (8) respectively in a fixed-shaft rotating mode and are connected to the inner wall of the shell (1), the first gear (7) is meshed with the second gear (8), the rack plate (4) is meshed with the first gear (7), the second rotating shaft (6) is fixedly connected with a second sleeve rod (12) in a surface mode, a hinged rod (14) is sleeved on the second sleeve rod (12) in a surface sliding mode, the end portion of the hinged rod (14) is hinged to the lower surface of the abutting rod (10), a first spring (13) is wound on the surface of the second sleeve rod (12), the upper end of the first spring (13) is fixedly connected with the lower surface of the hinged rod (14), the lower end of the first spring (13) is fixedly connected with the surface of the second rotating shaft (6).

3. The knockout apparatus for effectively reducing the rejection rate of metal castings of claim 1, wherein: the inner wall fixedly connected with water tank (17) of casing (1), water pump (16) are installed on the right side of water tank (17), the fixed intercommunication in right side of water pump (16) has water pipe (18), the upper surface of casing (1) with the inner wall of mould (24) is all offered and is used for water pipe (18) pass and fixed connection's fixed slot with it, water pump (16) and external water pipe intercommunication, the left end of water pipe (18) with the fixed surface intercommunication of water tank (17).

4. A knock-out apparatus for effectively reducing the scrap rate of metal castings according to claim 3, wherein: the inner wall fixedly connected with connecting plate (27) of casing (1), the slide opening that is used for connecting rod (28) to pass and sliding connection with it is offered to the side of connecting plate (27), both ends difference fixedly connected with current conducting plate (26) and support piece (20) about connecting rod (28), the surface winding of connecting rod (28) has spring two (19), the right-hand member of spring two (19) with the left end fixed connection who supports piece (20), the left end of spring two (19) with the right-hand member fixed connection of connecting plate (27), the right side electric connection of water pump (16) has current conducting plate two (21), the left side fixed connection of rack plate (4) has inclined plane extrusion piece (15), current conducting plate (26) and external power source are connected.

5. A knockout apparatus effective for reducing metal casting scrap rate according to claim 1 or 2, wherein: the upper end of the resisting rod (10) is embedded with a ball (11).

6. The knockout apparatus for effectively reducing the rejection rate of metal castings of claim 1, wherein: the telescopic part is an electric push rod (22).

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