CN211938933U - Steel casting finished product forming die - Google Patents

Abstract

The utility model discloses a steel casting finished product forming die, the on-line screen storage device comprises a base, the base upside is equipped with accepts the board, accept the board and pass through vibrations subassembly and base fixed connection, it is equipped with the mould to accept board upside level, be equipped with the filling opening on the last mould, go up the slide bar that the mould passes through four vertical even settings and accept board fixed connection, it is equipped with the bed die to go up mould downside level, the bed die slip cap is established on four slide bars, the bed die passes through elevating system and accepts board fixed connection, accept the drawing of patterns subassembly that is equipped with on the board and communicates with the bed die, upward all be equipped with heating element in mould and the bed die. The utility model discloses can be used for steel casting finished product shaping, when pouring into liquid metal into, the die cavity inner wall is heating state, and the inhomogeneous condition that the liquid metal of contact mould wall cools off earlier produces can shake when the shaping and guarantee that the crystallization is even, and is comparatively convenient when wholly using, and the steadiness is higher.

Description

Steel casting finished product forming die

Technical Field

The utility model relates to a steel casting production technical field especially relates to a steel casting finished product forming die.

Background

The steel casting is a part made of cast steel, has similar performance to cast iron, but has better strength than cast iron, and the steel casting is usually formed by injecting liquid metal into a mold and cooling to form a formed part, and the forming mode has the following three defects: 1) tissue inhomogeneity; 2) the tissue is not compact; 3) the surface is rough; the uneven structure generally causes that a layer of liquid metal which is firstly contacted with a mould wall after the liquid metal is injected into a mould is fastest in temperature reduction, and the uneven structure generally causes that the crystallization of the liquid metal is carried out in a branch growing mode, the liquid metal among branches is finally solidified, but the branches are difficult to be completely filled with the metal liquid, so that the general incompactness of the casting is caused;

by search, patent document CN209157052U discloses a combined die for processing steel castings, which comprises a bottom plate; the two hydraulic telescopic rods are symmetrically distributed on the left side and the right side of the upper end of the bottom plate, and the upper ends of the two hydraulic telescopic rods are welded and fixed on the connecting plate; the two ejector blocks are symmetrically distributed on the left side and the right side of the cavity, and mounting grooves are formed right below the ejector blocks; cooling pipes are arranged on two sides of the interior of the sand discharging die, a hollow groove is formed in the middle of the sand discharging die, and an ejection block is arranged in the hollow groove; the upper part of the lifting rod is slidably arranged in the lower sand mold, the lifting rod downwards penetrates through the mounting plate and is connected with the mounting plate, and the lower end of the lifting rod is placed in the lifting box; the middle part of the threaded rod is fixedly sleeved with a limiting lantern ring, the rotating directions of threads on the left side and the right side of the limiting lantern ring are opposite, and a threaded sliding block is sleeved on the limiting lantern ring in a meshing and rotating mode through a gear;

the mould has the following disadvantages: the method is lack of a solution for the incompact texture and the uneven texture, and the demoulding structure is too complex.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a steel casting finished product forming die.

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

the utility model provides a steel casting finished product forming die, includes the base, the base upside is equipped with accepts the board, it passes through vibrations subassembly and base fixed connection to accept the board, it is equipped with the mould to accept board upside level, be equipped with the filling opening on the mould, the slide bar that goes up the mould through four vertical even settings with accept board fixed connection, it is equipped with the bed die to go up mould downside level, the bed die slip cover is established on four slide bars, the bed die passes through elevating system and accepts board fixed connection, it is equipped with the drawing of patterns subassembly with the bed die intercommunication on the board to accept, all be equipped with heating element in last mould and the bed die.

Preferably, the vibration assembly comprises a plurality of damping shock absorbers vertically and uniformly distributed between the bearing plate and the base, two ends of each damping shock absorber are fixedly connected with the bearing plate and the base respectively, and a vibration motor is fixedly arranged on the lower end face of the bearing plate.

Preferably, the lifting mechanism comprises a plurality of hydraulic telescopic rods vertically and uniformly distributed between the bearing plate and the lower die, and two ends of each hydraulic telescopic rod are fixedly connected with the bearing plate and the lower die respectively.

Preferably, the demolding assembly comprises an ejector rod vertically and fixedly arranged on the upper end face of the bearing plate, the ejector rod penetrates through the lower mold and is fixedly connected with an ejector block, and a groove matched with the ejector block is formed in the lower mold.

Preferably, heating element is including setting up the zone of heating on last mould and bed die inner wall, the zone of heating is including matching the heat conduction piece that mould and bed die inner wall set up, the equipartition has electric heating wire in the heat conduction piece, go up the fixed circular telegram seat that is equipped with electric connection electric heating wire on mould and the bed die lateral wall.

Preferably, a plurality of limiting blocks are uniformly and fixedly arranged on the upper end face of the upper die, and a plurality of limiting grooves matched with the limiting blocks are formed in the lower die.

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

1. the device has the advantages that the lifting mechanism is arranged, the lower die is jacked up and attached to the upper die through the hydraulic telescopic rod, the tightness is high, the clamping structure of the limiting block and the limiting groove is arranged to ensure the stability, the demolding assembly is further arranged, the lower die and the upper die are separated through shortening of the hydraulic telescopic rod after molding is finished, the molded part is quickly jacked out and demolded through the action of the jacking rod and the jacking block, and the whole operation is convenient;

2. the device is provided with the heating assembly, so that the high-temperature state of the inner wall of the forming groove is ensured when liquid metal is injected, and the phenomenon that the liquid metal contacting the mold wall is directly cooled to cause unevenness when the liquid metal is injected is avoided; the further vibrations subassembly that has set up rocks the liquid metal through the vibrations subassembly difference when cooling off, guarantees the homogeneity of shaping crystallization, increases the quality of formed part.

Drawings

Fig. 1 is a schematic structural view of a steel casting finished product forming mold provided by the present invention;

fig. 2 is a schematic view of a bottom view structure of a finished steel casting forming mold according to the present invention;

fig. 3 is the utility model provides a steel casting finished product forming die's sectional structure schematic diagram.

In the figure: the device comprises a base 1, a bearing plate 2, an upper die 3, a sliding rod 4, a lower die 5, a demoulding assembly 6, a heating assembly 7, a damping shock absorber 8, a vibration motor 9, a hydraulic telescopic rod 10, an ejector rod 11, an ejector block 12, a heat conducting block 13, a power-on seat 14, a limiting block 15 and a vibration assembly 16.

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.

Referring to fig. 1-3, a finished steel casting product forming die comprises a base 1, wherein a bearing plate 2 is arranged on the upper side of the base 1, the bearing plate 2 is fixedly connected with the base 1 through a vibration assembly 16, the vibration assembly 16 comprises a plurality of damping shock absorbers 8 vertically and uniformly distributed between the bearing plate 2 and the base 1, two ends of each damping shock absorber 8 are respectively and fixedly connected with the bearing plate 2 and the base 1, a vibration motor 9 is fixedly arranged on the lower end face of the bearing plate 2, and the bearing plate 2 can vibrate and drive an upper die 3 and a lower die 5 to vibrate through the working of the vibration motor 9;

the upper side of the bearing plate 2 is horizontally provided with an upper die 3, the upper die 3 is provided with an injection port for injecting liquid metal and can be closed, the upper die 3 is fixedly connected with the bearing plate 2 through four vertically and uniformly arranged slide bars 4, the lower side of the upper die 3 is horizontally provided with a lower die 5, the upper end face of the upper die 3 is uniformly and fixedly provided with a plurality of limiting blocks 15, the lower die 5 is provided with a plurality of limiting grooves matched with the limiting blocks 15, the limiting blocks 15 are clamped into the limiting grooves, the stability of the upper die 3 and the lower die 5 in fitting can be ensured, the lower die 5 is slidably sleeved on the four slide bars 4, and the lower die 5 can slide and is fitted with the upper die;

the lower die 5 is fixedly connected with the bearing plate 2 through a lifting mechanism, the lifting mechanism comprises a plurality of hydraulic telescopic rods 10 vertically and uniformly distributed between the bearing plate 2 and the lower die 5, two ends of each hydraulic telescopic rod 10 are respectively fixedly connected with the bearing plate 2 and the lower die 5, the lower die 5 can be controlled to lift through the expansion and contraction of the hydraulic telescopic rods 10, a demolding assembly 6 communicated with the lower die 5 is arranged on the bearing plate 2, the demolding assembly 6 comprises an ejector rod 11 vertically and fixedly arranged on the upper end surface of the bearing plate 2, the ejector rod 11 penetrates through the lower die 5 and is fixedly connected with an ejector block 12, a groove matched with the ejector block 12 is formed in the lower die 5, and when the lower die 5 moves downwards, a formed part can be ejected out of a die cavity through the action of the ejector rod 11 and the ejector block 12, so as to complete;

wherein, all be equipped with heating assembly 7 in last mould 3 and the bed die 5, heating assembly 7 is including setting up the zone of heating on last mould 3 and the 5 inner walls of bed die, and the zone of heating is including matching the heat conduction piece 13 that last mould 3 and the 5 inner walls of bed die set up, and the equipartition has electric heating wire in the heat conduction piece 13, goes up mould 3 and the 5 lateral walls of bed die and fixes the circular telegram seat 14 that is equipped with electric connection electric heating wire, and circular telegram seat 14 can make electric heating wire circular telegram to guarantee that heat conduction piece 13 is the high temperature condition.

The utility model discloses in, the device's use step is as follows:

1. the lower die 5 is jacked up to be attached to the upper die 3 through the extension of the hydraulic telescopic rod 10, and a plurality of limiting blocks 15 on the lower die 5 enter a plurality of limiting grooves on the upper die 3 at the moment, so that the attaching stability is ensured;

2. the two electrifying seats are electrified, and the electric heating wires in the heat conducting block 13 are electrified to generate heat, so that the heat conducting block 13 is in a high-temperature state;

3. liquid metal is injected through an injection port on the upper die 3, the injection port is closed, the bearing plate is vibrated through the work of the vibration motor 9, and further the upper die 3 and the lower die 5 are vibrated to shake the liquid metal in the bearing plate;

4. the electrified states of the two electrified seats are removed, the liquid metal is cooled by the existing cooling means, and the vibration motor 9 still works during cooling;

5. after cooling, the vibrating motor is turned off, the lower die 3 is moved downwards through shortening of the plurality of hydraulic telescopic rods 10, and the formed part can be separated from the die due to the action of the ejector rods 11 and the ejector blocks 12 in the downward moving process.

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 (6)

1. A steel casting finished product forming die comprises a base (1) and is characterized in that a bearing plate (2) is arranged on the upper side of the base (1), the bearing plate (2) is fixedly connected with the base (1) through a vibration component (16), an upper die (3) is horizontally arranged on the upper side of the bearing plate (2), an injection opening is arranged on the upper die (3), the upper die (3) is fixedly connected with the bearing plate (2) through four sliding rods (4) which are vertically and uniformly arranged, a lower die (5) is horizontally arranged at the lower side of the upper die (3), the lower die (5) is sleeved on the four sliding rods (4) in a sliding manner, the lower die (5) is fixedly connected with the bearing plate (2) through a lifting mechanism, the bearing plate (2) is provided with a demoulding component (6) communicated with the lower mould (5), and heating components (7) are arranged in the upper die (3) and the lower die (5).

2. The steel casting finished product forming die of claim 1, wherein the vibration assembly (16) comprises a plurality of damping shock absorbers (8) vertically and uniformly distributed between the bearing plate (2) and the base (1), two ends of each damping shock absorber (8) are respectively and fixedly connected with the bearing plate (2) and the base (1), and a vibration motor (9) is fixedly arranged on the lower end face of the bearing plate (2).

3. The finished steel casting forming die as claimed in claim 1, wherein the lifting mechanism comprises a plurality of hydraulic telescopic rods (10) vertically and uniformly distributed between the bearing plate (2) and the lower die (5), and two ends of each hydraulic telescopic rod (10) are respectively and fixedly connected with the bearing plate (2) and the lower die (5).

4. The finished steel casting forming die as claimed in claim 1, wherein the demolding assembly (6) comprises a top rod (11) vertically and fixedly arranged on the upper end surface of the bearing plate (2), the top rod (11) penetrates through the lower die (5) and is fixedly connected with a top block (12), and a groove matched with the top block (12) is formed in the lower die (5).

5. The finished steel casting forming die according to claim 1, characterized in that the heating assembly (7) comprises a heating layer arranged on the inner walls of the upper die (3) and the lower die (5), the heating layer comprises heat conducting blocks (13) matched with the inner walls of the upper die (3) and the lower die (5), electric heating wires are uniformly distributed in the heat conducting blocks (13), and a power-on seat (14) electrically connected with the electric heating wires is fixedly arranged on the side walls of the upper die (3) and the lower die (5).

6. The steel casting finished product forming die as claimed in claim 1, wherein a plurality of limiting blocks (15) are uniformly and fixedly arranged on the upper end surface of the upper die (3), and a plurality of limiting grooves matched with the limiting blocks (15) are formed in the lower die (5).

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