CN220278198U - Aluminum alloy forges mould ejection mechanism - Google Patents

Abstract

The utility model relates to the technical field of forging dies, in particular to an aluminum alloy forging die ejection mechanism which comprises a die, an ejector rod, a spring and a limiting buckle, wherein the ejector rod stretches into a material ejection hole of the die, the spring is installed in a spring groove of the die and is fixedly connected with the limiting buckle, the limiting buckle is clamped with the ejector rod, the aluminum alloy forging die ejection mechanism further comprises an auxiliary ejection device, the auxiliary ejection device comprises a base, a mounting frame, a first telescopic rod, a moving plate, a second telescopic assembly and a moving driving assembly, the base is connected with the die, the mounting frame is fixedly connected with the base and is positioned at the bottom of the base, the first telescopic rod is connected with the mounting frame, the moving plate is in sliding connection with the base through the moving driving assembly, the second telescopic assembly is installed on the moving plate and is connected with the die, the moving driving assembly is connected with the moving plate and drives the moving plate to move, so that the ejection efficiency of a forge piece is faster, the demolding is convenient, and the production quality of the forge piece is improved.

Description

Aluminum alloy forges mould ejection mechanism

Technical Field

The utility model relates to the technical field of forging dies, in particular to an ejection mechanism of an aluminum alloy forging die.

Background

Because of poor fluidity, in the forging production process, aluminum alloy forgings and surfaces of mold cavities are adhered to each other easily due to insufficient abrasion and lubrication of the surfaces of the molds, so that forgings cannot be separated from the molds. An ejector mechanism is typically provided so that the forging can be ejected smoothly. In the traditional process, a plurality of cylindrical ejector rods are arranged on an upper die and a lower die in a arraying way and are matched with the ejection holes of the dies for use. Every time forging, the ejector rod is required to finish an ejection action in the ejector hole and return smoothly, so that the ejector hole of the die is required to be in clearance fit with the ejector rod, and the ejector rod is ensured to move in the ejector hole. The hardness of the aluminum alloy material is low, and in the forging forming process, the aluminum alloy material is often extruded into a gap between the ejector rod and the ejector rod hole, so that the forging piece is clamped as a die cavity, and the demolding can not be realized.

Prior art CN217727014U discloses an ejection mechanism for aluminum alloy forging die, it includes mould, ejector pin, spring, spacing buckle, and the mould is provided with the liftout hole, and the liftout hole is provided with toper funnel seat, spring groove, and the one end that the ejector pin is close to the die cavity is provided with the frustum that corresponds with toper funnel seat, and the other end of ejector pin is provided with annular draw-in groove, and spacing buckle passes through annular draw-in groove and ejector pin joint, the spring cup joints outside the ejector pin, and one end is contradicted the bottom of spring groove, the other end is contradicted spacing buckle, the side of spring groove is provided with the mounting groove that is used for with spacing buckle joint ejector pin, and the utility model is structural science, and in the forging process, under the effect of forging force, the frustum of ejector pin closely laminates with toper funnel seat, avoids metal inflow ejector pin and liftout hole, not only is convenient for drawing of patterns, has promoted the forging quality moreover.

However, the device still needs to manually eject the forging piece during ejection operation, which may cause uneven ejection force application and damage to the forging piece, thereby affecting the production rate and quality of the aluminum alloy forging piece.

Disclosure of Invention

The utility model aims to provide an aluminum alloy forging die ejection mechanism, which solves the problems that the existing ejection operation of a forging piece still needs manual ejection, and the forging piece is damaged due to uneven ejection force application, so that the production rate and the production quality of the aluminum alloy forging piece are affected.

In order to achieve the above purpose, the utility model provides an aluminum alloy forging die ejection mechanism, comprising a die, an ejector rod, a spring and a limit buckle, wherein the ejector rod extends into a material ejection hole of the die, the spring is arranged in a spring groove of the die and is fixedly connected with the limit buckle, the limit buckle is clamped with the ejector rod, the utility model is characterized in that,

the auxiliary ejection device is also included;

the auxiliary ejection device comprises a base, a mounting frame, a first telescopic rod, a moving plate, a second telescopic assembly and a moving driving assembly, wherein the base is connected with the die and is positioned at the bottom of the die, the mounting frame is fixedly connected with the base and is positioned at the bottom of the base, the first telescopic rod is connected with the mounting frame and is positioned at one side of the mounting frame, which is close to the base, the moving plate is connected with the base in a sliding manner through the moving driving assembly and is positioned at the upper end of the die, the second telescopic assembly is arranged on the moving plate and is connected with the die, and the moving driving assembly is connected with the moving plate and drives the moving plate to move.

The second telescopic assembly comprises a second telescopic rod and a connecting block, and the second telescopic rod is arranged on the moving plate and is connected with the top of the connecting block; the connecting block is fixedly connected with the die and is positioned on one side of the die.

The movable driving assembly comprises a supporting frame, a connecting sliding block and a driving member, wherein the supporting frame is fixedly connected with the base and is positioned at the top of the base; the connecting sliding block is fixedly connected with the moving plate and is positioned in the limiting chute of the supporting frame; the driving component is connected with the connecting sliding block and drives the connecting sliding block to move.

The driving component comprises a threaded rod and a driving motor, wherein the threaded rod is rotationally connected with the supporting frame through a bearing, penetrates through the connecting sliding block and is in threaded connection with the connecting sliding block; the driving motor is installed at the top of the supporting frame, and the rotation output end of the driving motor is fixedly connected with the threaded rod.

The auxiliary ejection device further comprises a friction pad, wherein the friction pad is fixedly connected with the base and is positioned at the bottom of the base.

According to the aluminum alloy forging die ejection mechanism, after the forging is formed through the dies, the forging is cooled, the upper dies of the dies are driven to move upwards through the two second telescopic assemblies, the ejector rods positioned on the upper dies are fixed, the upper ends of the forging are separated from the upper dies through upward movement of the upper dies, then the moving plate is driven to move upwards through the moving driving assembly, the moving plate drives the ejector rods and the upper dies of the dies to move upwards, conditions are provided for taking out the forging, the ejector rods at the lower ends are driven to move upwards in the ejection holes of the lower dies through the first telescopic rods, the forging in the lower dies are separated from the lower dies, and ejection demoulding operation of the forging is realized, so that the ejection efficiency of the forging is faster through the auxiliary ejection device, the demolding is convenient, and the production quality of the forging is improved.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below.

Fig. 1 is a schematic structural view of an ejection mechanism of an aluminum alloy forging die according to a first embodiment of the utility model.

Fig. 2 is a front cross-sectional view of an aluminum alloy forging die ejection mechanism of a first embodiment of the utility model.

Fig. 3 is a schematic structural view of an aluminum alloy forging die ejection mechanism according to a second embodiment of the present utility model.

In the figure: 101-mold, 1011-liftout hole, 1012-spring groove, 102-ejector pin, 103-spring, 104-limit buckle, 105-base, 106-mounting rack, 107-first telescopic link, 108-movable plate, 109-second telescopic link, 110-connecting block, 111-support frame, 1111-limit chute, 112-connecting slide block, 113-threaded rod, 114-driving motor, 215-cushion pad.

Detailed Description

The following detailed description of embodiments of the utility model, examples of which are illustrated in the accompanying drawings and, by way of example, are intended to be illustrative, and not to be construed as limiting, of the utility model.

First embodiment:

referring to fig. 1 and 2, fig. 1 is a schematic structural view of an ejection mechanism of an aluminum alloy forging die according to a first embodiment of the utility model, and fig. 2 is a front cross-sectional view of the ejection mechanism of the aluminum alloy forging die according to the first embodiment of the utility model.

The utility model relates to an ejection mechanism of an aluminum alloy forging die, which comprises: including mould 101, ejector pin 102, spring 103, spacing buckle 104 and supplementary ejecting device, supplementary ejecting device includes base 105, mounting bracket 106, first telescopic link 107, movable plate 108, second telescopic module and removes drive assembly, the second telescopic module includes second telescopic link 109 and connecting block 110, remove drive assembly and include support frame 111, connect slider 112 and drive member, drive member includes threaded rod 113 and driving motor 114. According to the scheme, the problems that the existing ejection operation of the forging piece is still needed to be manually ejected, and the forging piece is possibly damaged due to uneven ejection force application are solved, so that the production rate and the production quality of the aluminum alloy forging piece are affected; it can be appreciated that by the scheme, the forging ejection efficiency of the aluminum alloy forging die ejection mechanism is faster, so that the demolding is convenient, and the production quality of the forging is improved.

In this embodiment, the die 101 is divided into an upper die and a lower die, the upper die and the lower die are matched with each other to form an aluminum alloy forging shape, the middle positions of the upper die and the lower die of the die 101 are respectively provided with a jacking hole 1011 matched with the ejector rod 102, one end of the die cavity close to the die 101 is a conical funnel and is used for being tightly matched with the ejector rod 102, aluminum alloy is prevented from flowing into the space between the ejector rod 102 and the jacking hole 1011, one ends of the ejector rod 102 far away from the die cavity of the die 101 are respectively extended into the upper spring groove 1012 and the lower spring groove 1012 of the die 101, the springs 103 are respectively installed in the two spring grooves 1012, the other ends of the two springs 103 are respectively fixedly connected with the approaching ends of the two limit buckles 104, the two limit buckles 104 are clamped through annular clamping grooves on the two ejector rod 102, the outer rings of the two limit buckles 104 are tightly matched with the upper spring grooves 1012 and the lower spring grooves 1012, one ends of the two limit buckles 104 are respectively fixedly connected with the inner ends of the two limit buckles 104 of the die 101, the two limit buckles 102 are respectively inserted into the ejector rod 102 through the two limit buckles 102, and the two limit buckles 102 are conveniently installed at the positions of the ejector rod 102 and the two limit buckles 102 are respectively, and the ejector rod 102 is conveniently and inserted into the ejector rod 102 through the two limit buckles after the ejector rod 102 is inserted into the holes through the holes.

The base 105 is connected with the mold 101 and is located at the bottom of the mold 101, the mounting rack 106 is fixedly connected with the base 105 and is located at the bottom of the base 105, the first telescopic rod 107 is connected with the mounting rack 106 and is located at one side, close to the base 105, of the mounting rack 106, the moving plate 108 is slidably connected with the base 105 through the moving driving assembly and is located at the upper end of the mold 101, the second telescopic assembly is installed on the moving plate 108 and is connected with the mold 101, and the moving driving assembly is connected with the moving plate 108 and drives the moving plate 108 to move. The top of the base 105 provides a fixed mounting condition for the lower die of the die 101, four supporting legs are arranged at the bottom of the base 105 near four opposite angles and used for providing support for the base 105, a through hole with the diameter larger than that of the first telescopic rod 107 is arranged at the middle position of the base 105 and used for realizing the connection between the first telescopic rod 107 and the bottom of the ejector rod 102 at the lower end, a U-shaped mounting frame 106 is arranged at the middle position of the bottom of the base 105, a U-shaped groove of the mounting frame 106 provides a mounting condition for the first telescopic rod 107, the first telescopic rod 107 is an electric telescopic rod, a driving cylinder end at the bottom of the first telescopic rod 107 is fixedly arranged at the middle position of the bottom of the U-shaped groove of the mounting frame 106, the top of the telescopic rod of the first telescopic rod 107 is fixedly connected with the bottom of the ejector rod 102 at the lower end, the ejector rod 102 at the lower end is driven to move upwards in the ejection hole 1011 of the lower die of the die 101 by the telescopic driving of the first telescopic rod 107, the forgings in the lower die of the die 101 are ejected, the moving plate 108 is positioned at the upper end of the upper die of the die 101 and is installed by the moving driving component in a moving way, the middle position of the bottom of the moving plate 108 is fixedly connected with the top of the ejector rod 102 at the upper end, two through holes are respectively arranged at the two ends of the moving plate 108 and are used for installing two second telescopic rods 109 of two second telescopic components, the upper end, the upper die and the two second telescopic components are driven to move by the moving plate 108, the upper die and the lower die of the die 101 are separated, the forgings which are taken out of the demolding are conveniently, the second telescopic components are used for driving the upper die to move, the ejector rod 102 at the upper end extends out of the upper die, and the upper die is separated from the upper end of the forging piece, and the moving driving assembly is used for installing the moving plate 108 and driving the moving plate 108 to move upwards or downwards. Therefore, after the forging is performed through the die 101, the upper die of the die 101 is driven to move upwards through the two second telescopic assemblies, the ejector rod 102 positioned on the upper die is fixed, the upper end of the forging is separated from the upper die through the upward movement of the upper die, then the moving plate 108 is driven to move upwards through the moving driving assembly, the moving plate 108 drives the ejector rod 102 and the upper die of the die 101 to move upwards, conditions are provided for taking out the forging, the ejector rod 102 at the lower end is driven to move upwards in the ejection hole 1011 of the lower die through the first telescopic rod 107, the forging in the lower die is separated from the lower die, and ejection demoulding operation of the forging is realized, so that the ejection efficiency of the forging is faster through the auxiliary ejection device, the demolding is convenient, and the production quality of the forging is improved.

Second, the second telescopic rod 109 is mounted on the moving plate 108 and connected to the top of the connection block 110; the connecting block 110 is fixedly connected with the mold 101 and is located at one side of the mold 101. The two second telescopic rods 109 are respectively installed on the left end and the right end of the movable plate 108, penetrate through the movable plate 108 and are connected with the tops of the two connecting blocks 110, the second telescopic rods 109 are electric telescopic rods, the electric cylinder ends of the second telescopic rods 109 are fixedly installed on the movable plate 108, the bottoms of the telescopic ends of the second telescopic rods 109 are fixedly connected with the connecting blocks 110, the two connecting blocks 110 are respectively fixedly installed on the left side and the right side of an upper die of the die 101, telescopic operation is simultaneously carried out through the two second telescopic rods 109, the two second telescopic rods 109 are driven to move upwards through driving the two connecting blocks 110, and the second telescopic assemblies drive the upper die of the die 101 to move upwards so as to separate the upper die from a forge piece.

Meanwhile, the supporting frame 111 is fixedly connected with the base 105 and is located at the top of the base 105; the connecting sliding block 112 is fixedly connected with the moving plate 108 and is positioned in the limit chute 1111 of the supporting frame 111; the driving member is connected with the connecting slider 112 and drives the connecting slider 112 to move. The support 111 is in an inverted U shape, two ends fixedly connected with the support 111 and the upper ends close to each other are respectively provided with a limit chute 1111, the width of the limit chute 1111 is matched with the width of the connection slider 112, so that conditions are provided for sliding installation of the connection slider 112, rotation of the connection slider 112 is limited, the connection slider 112 can only vertically move, two connection sliders 112 are respectively slidably installed in the two limit chutes 1111 through two driving members, the two connection sliders 112 are close to one end of the movable plate 108 and fixedly connected with the movable plate 108, the two connection sliders 112 are simultaneously driven to move upwards or downwards through the two driving members, and the movement of the connection sliders 112 drives the movable plate 108 to move upwards or downwards, so that the movable plate 108 is driven to move through the movable driving assembly.

Then, the threaded rod 113 is rotatably connected with the supporting frame 111 through a bearing, penetrates through the connecting sliding block 112, and is in threaded connection with the connecting sliding block 112; the driving motor 114 is mounted on the top of the supporting frame 111, and a rotation output end of the driving motor 114 is fixedly connected with the threaded rod 113. The threaded rod 113 penetrates through the top of the supporting frame 111, which is close to the limit sliding groove 1111, and is connected with the supporting frame 111 through a bearing, the lower end of the threaded rod 113 stretches into the limit sliding groove 1111 and penetrates through a threaded hole of the connecting sliding block 112, threads on the outer side of the threaded rod 113 are matched with threads on the inner side of the threaded hole of the connecting sliding block 112 to realize threaded connection with the connecting sliding block 112, the connecting sliding block 112 is driven to move up and down in the limit sliding groove 1111 through rotation of the threaded rod 113, two driving motors 114 are fixedly installed on the top of the supporting frame 111, which are close to two ends of the threaded rod 113, the rotation output ends of the driving motors 114 face the top of the threaded rod 113 and are fixedly connected with the threaded rod 113, and the driving motors 114 drive the threaded rod 113 to rotate, so that the connecting sliding block 112 is driven to move in the limit sliding groove 1111 through the driving member.

When the aluminum alloy forging die ejection mechanism is used, after a forging piece is formed through forging of the die 101, the forging piece is cooled, the upper die of the die 101 is driven to move upwards through the two second telescopic assemblies, the ejector rod 102 located on the upper die is fixed, the upper end of the forging piece is separated from the upper die through upward movement of the upper die, then the moving plate 108 is driven to move upwards through the moving driving assembly, the moving plate 108 drives the ejector rod 102 and the upper die of the die 101 to move upwards, conditions are provided for taking out the forging piece, the ejector rod 102 at the lower end is driven to move upwards in the ejection hole 1011 of the lower die through the first telescopic rod 107, the forging piece in the lower die is separated from the lower die, ejection demoulding operation of the forging piece is achieved, ejection efficiency of the forging piece is faster through the auxiliary ejection device, demoulding is facilitated, and production quality of the forging piece is improved.

Second embodiment:

referring to fig. 3, fig. 3 is a schematic structural diagram of an ejection mechanism of an aluminum alloy forging die according to a second embodiment of the utility model. On the basis of the first embodiment, the auxiliary ejection device of the present embodiment further includes a cushion pad.

In this embodiment, the friction pad 215 is fixedly connected to the base 105 and is located at the bottom of the base 105. The friction pad 215 is matched with the bottoms of the four supporting legs of the base 105 in a shape, and is respectively arranged at the bottoms of the supporting legs, the friction pad 215 is made of rubber, and is used for increasing the contact friction force between the supporting legs of the base 105 and the placed ground, so that the base 105 is placed more stably.

The foregoing disclosure is only illustrative of one or more preferred embodiments of the present application and is not intended to limit the scope of the claims hereof, as it is to be understood by those skilled in the art that all or part of the process of implementing the described embodiment may be practiced otherwise than as specifically described and illustrated by the appended claims.

Claims (5)

1. An aluminum alloy forging die ejection mechanism comprises a die, an ejector rod, a spring and a limit buckle, wherein the ejector rod stretches into a material ejection hole of the die, the spring is arranged in a spring groove of the die and is fixedly connected with the limit buckle, the limit buckle is clamped with the ejector rod,

the auxiliary ejection device is also included;

the auxiliary ejection device comprises a base, a mounting frame, a first telescopic rod, a moving plate, a second telescopic assembly and a moving driving assembly, wherein the base is connected with the die and is positioned at the bottom of the die, the mounting frame is fixedly connected with the base and is positioned at the bottom of the base, the first telescopic rod is connected with the mounting frame and is positioned at one side of the mounting frame, which is close to the base, the moving plate is connected with the base in a sliding manner through the moving driving assembly and is positioned at the upper end of the die, the second telescopic assembly is arranged on the moving plate and is connected with the die, and the moving driving assembly is connected with the moving plate and drives the moving plate to move.

2. The aluminum alloy forging die ejection mechanism as recited in claim 1, wherein,

the second telescopic assembly comprises a second telescopic rod and a connecting block, and the second telescopic rod is arranged on the moving plate and is connected with the top of the connecting block; the connecting block is fixedly connected with the die and is positioned on one side of the die.

3. The aluminum alloy forging die ejection mechanism as recited in claim 1, wherein,

the movable driving assembly comprises a supporting frame, a connecting sliding block and a driving member, wherein the supporting frame is fixedly connected with the base and is positioned at the top of the base; the connecting sliding block is fixedly connected with the moving plate and is positioned in the limiting chute of the supporting frame; the driving component is connected with the connecting sliding block and drives the connecting sliding block to move.

4. The aluminum alloy forging die ejection mechanism as recited in claim 3, wherein,

the driving component comprises a threaded rod and a driving motor, wherein the threaded rod is rotationally connected with the supporting frame through a bearing, penetrates through the connecting sliding block and is in threaded connection with the connecting sliding block; the driving motor is installed at the top of the supporting frame, and the rotation output end of the driving motor is fixedly connected with the threaded rod.

5. The aluminum alloy forging die ejection mechanism as recited in claim 1, wherein,

the auxiliary ejection device further comprises a friction pad, wherein the friction pad is fixedly connected with the base and is positioned at the bottom of the base.