CN215697798U - Hub melt casting mold - Google Patents

Abstract

The application provides a hub melt casting mold, which comprises a bottom plate, a pressing plate, a top plate and a guide pillar, wherein the top plate is positioned above the bottom plate, the pressing plate is positioned between the top plate and the bottom plate, the upper surface of the bottom plate is fixedly connected with a lower die, the lower surface of the pressing plate is fixedly connected with an upper die, the guide pillar is vertically arranged, the upper end of the guide pillar is fixedly connected with the top plate, the lower end of the guide pillar is fixedly connected with the bottom plate, the pressing plate is in sliding connection with the guide pillar, the upper surface of the top plate is fixedly connected with a first hydraulic cylinder, the first hydraulic cylinder is used for driving the pressing plate to slide up and down along the guide pillar, the upper surface of the top plate is also fixedly connected with a second hydraulic cylinder, the second hydraulic cylinder is fixedly connected with an ejector pin, the pressing plate is provided with a through hole, the ejector pin is vertically arranged, the ejector pin is in sliding connection with the through hole, the second hydraulic cylinder is used for driving the ejector pin to move along the vertical direction, and the ejector pin can pass through hole when moving downwards; the upper surface of clamp plate is equipped with the electronic ruler, the vertical setting of electronic ruler, the slide and the clamp plate fixed connection of electronic ruler, the slider and the thimble fixed connection of electronic ruler.

Description

Hub melt casting mold

Technical Field

The application relates to the technical field of hub manufacturing, in particular to a hub melt-casting mold.

Background

In the production process of the wheel hub, an aluminum ingot is usually put into a smelting furnace for smelting, then molten aluminum is injected into a casting mold, the molten aluminum is cooled to form the wheel hub after pressure maintaining and heat preservation procedures, and then the wheel hub is taken out from a cavity of the casting mold after being molded by demolding.

The founding mould among the prior art usually includes the bottom plate, the clamp plate, the roof, and the guide pillar, the roof is located the bottom plate top, the clamp plate is located between roof and the bottom plate, fixed surface is connected with the lower mould on the bottom plate, fixed surface is connected with the mould under the clamp plate, the vertical setting of guide pillar, guide pillar upper end and roof fixed connection, guide pillar lower extreme and bottom plate fixed connection, clamp plate and guide pillar sliding connection, fixed surface is connected with first pneumatic cylinder on the roof, first pneumatic cylinder is used for driving the clamp plate to slide from top to bottom along the guide pillar, roof upper surface still fixedly connected with second pneumatic cylinder, fixedly connected with thimble on the second pneumatic cylinder, be equipped with the through-hole on the clamp plate, the vertical setting of thimble, thimble and through-hole sliding connection, the second pneumatic cylinder is used for driving the thimble and moves along vertical direction. After the hub is molded, the first hydraulic cylinder drives the pressing plate to move upwards, the upper die is separated from the lower die, the hub moves upwards along with the upper die and exits from a cavity of the lower die, the ejector pin moves in the vertical direction, the lower end of the ejector pin can penetrate through the through hole, and the ejector pin is abutted to an ejection site of the hub to eject the hub from the cavity of the upper die. The height difference of the vertical direction of the wheel hub of different models, therefore thimble downstream roof pressure wheel hub's stroke also need be corresponded make the adjustment, use travel switch to control the stroke that the thimble descends among the prior art, usually at clamp plate upper surface fixed connection screw rod, the vertical setting of screw rod, threaded connection has stop nut on the screw rod, travel switch's contact is located stop nut directly over, travel switch and thimble fixed connection, the thimble drives travel switch downstream when moving downwards, during travel switch's contact and stop nut butt, second pneumatic cylinder stop motion, avoid the thimble to continue downstream.

However, in the prior art, the stroke of the downward movement of the travel switch is adjusted through the limit nut and the screw rod, the limit nut needs to be manually rotated, the height of the limit nut relative to the upper surface of the pressing plate is changed, the stroke of the downward movement of the travel switch is adjusted, the stroke of the downward movement of the thimble is finally adjusted, the temperature of the hub die-casting die is high, the size of the die-casting die is large, the worker can easily generate scalding, gouging and other accidents after adjusting, the working efficiency is low, and the adjusting precision is low.

Disclosure of Invention

The application provides a wheel hub melt-casting mould for solve among the prior art thimble stroke adjustment process and lead to the staff to take place accident such as scald, gouge easily, and work efficiency is low, adjust the problem that the precision is low.

In order to achieve the above purpose, the embodiments of the present application propose the following technical solutions:

a hub melt casting mold comprises a bottom plate, a pressing plate, a top plate and a guide pillar, wherein the top plate is positioned above the bottom plate, the pressing plate is positioned between the top plate and the bottom plate, the upper surface of the bottom plate is fixedly connected with a lower mold, the lower surface of the pressing plate is fixedly connected with an upper mold, the guide pillar is vertically arranged, the upper end of the guide pillar is fixedly connected with the top plate, the lower end of the guide pillar is fixedly connected with the bottom plate, the pressing plate is in sliding connection with the guide pillar, the upper surface of the top plate is fixedly connected with a first hydraulic cylinder, the first hydraulic cylinder is used for driving the pressing plate to slide up and down along the guide pillar, the upper surface of the top plate is also fixedly connected with a second hydraulic cylinder, the second hydraulic cylinder is fixedly connected with a thimble, the pressing plate is provided with a through hole, the thimble is vertically arranged, the thimble is in sliding connection with the through hole, and is used for driving the thimble to move along the vertical direction, the thimble can pass through the through hole when moving downwards; the upper surface of clamp plate is equipped with the electronic ruler, the vertical setting of electronic ruler, the slide of electronic ruler with clamp plate fixed connection, the slider of electronic ruler with thimble fixed connection.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative efforts.

FIG. 1 is a schematic structural diagram of a hub casting mold in an embodiment of the present application.

Reference numerals:

101. a base plate; 102. pressing a plate; 103. a top plate; 104. a guide post; 105. a lower die; 106. an upper die; 107. a first hydraulic cylinder; 108. a second hydraulic cylinder; 109. a thimble; 110. a through hole; 111. an electronic ruler; 112. a slide base; 113. a slide block.

Detailed Description

Embodiments of the present application will be described in further detail below with reference to the drawings and examples. The following examples are intended to illustrate the present application but are not intended to limit the scope of the present application.

In the description of the embodiments of the present application, it should be noted that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of describing the embodiments of the present application and simplifying the description, but do not indicate or imply that the referred devices or elements must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the embodiments of the present application. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the embodiments of the present application, it should be noted that the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected, unless explicitly stated or limited otherwise; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. Specific meanings of the above terms in the embodiments of the present application can be understood in specific cases by those of ordinary skill in the art.

In the embodiments of the present application, unless otherwise explicitly specified or limited, the first feature "on" or "under" the second feature may be directly contacted with the second feature or indirectly contacted with the second feature through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," "some examples," or "possible implementations" or the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of an embodiment of the application. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

As shown in fig. 1, in the embodiment of the present application, a hub casting mold is provided, which includes a bottom plate 101, a pressing plate 102, a top plate 103, and guide pillars 104, wherein the top plate 103 is located above the bottom plate 101, the pressing plate 102 is located between the top plate 103 and the bottom plate 101, a lower mold 105 is fixedly connected to an upper surface of the bottom plate 101, an upper mold 106 is fixedly connected to a lower surface of the pressing plate 102, the guide pillars 104 are vertically arranged, an upper end of the guide pillars 104 is fixedly connected to the top plate 103, a lower end of the guide pillars 104 is fixedly connected to the bottom plate 101, the pressing plate 102 is slidably connected to the guide pillars 104, a first hydraulic cylinder 107 is fixedly connected to an upper surface of the top plate 103, the first hydraulic cylinder 107 is used for driving the pressing plate 102 to slide up and down along the guide pillars 104, a second hydraulic cylinder 108 is also fixedly connected to an upper surface of the top plate 103, ejector pins 109 are fixedly connected to the second hydraulic cylinder 108, through holes 110 are provided on the pressing plate 102, the ejector pins 109 are vertically arranged, the ejector pins 109 are slidably connected to the through holes 110, the second hydraulic cylinder 108 is used for driving the ejector pins 109 to move in the vertical direction, the thimble 109 can pass through the through hole 110 when moving downward.

After the hub is molded, the first hydraulic cylinder 107 drives the pressing plate 102 to move upwards, the upper die 106 is separated from the lower die 105, the hub moves upwards together with the upper die 106 and is ejected out of a cavity of the lower die 105, after the ejector pin 109 moves in the vertical direction, the lower end of the ejector pin 109 can penetrate through the through hole 110, and the ejector pin 109 abuts against an ejection point of the hub to eject the hub out of the cavity of the upper die 106. The heights of hubs of different models in the vertical direction are different, so that the stroke of the ejector pin 109 moving downwards to press against the hubs also needs to be correspondingly adjusted.

In the prior art, a travel switch is used for controlling the descending travel of the thimble 109, a screw is generally fixedly connected to the upper surface of the pressing plate 102, the screw is vertically arranged, a limit nut is connected to the screw in a threaded manner, a contact of the travel switch is located right above the limit nut, the travel switch is fixedly connected with the thimble 109, the thimble 109 is driven to move downwards when moving downwards, and when the contact of the travel switch is abutted against the limit nut, the second hydraulic cylinder 108 stops operating, so that the thimble 109 is prevented from moving downwards continuously. However, in the prior art, the stroke of the downward movement of the travel switch is adjusted through the limit nut and the screw rod, the limit nut needs to be manually rotated, the height of the limit nut relative to the upper surface of the pressing plate 102 is changed, the stroke of the downward movement of the travel switch is adjusted, the stroke of the downward movement of the thimble 109 is finally adjusted, the temperature of the hub die-casting die is high, the size is large, the worker can easily generate scalding, gouging and other accidents when adjusting, the working efficiency is low, and the adjusting precision is low.

In order to solve the problems in the prior art, in the hub casting mold provided in this embodiment, the electronic ruler 111 is disposed on the upper surface of the pressing plate 102, the electronic ruler 111 is vertically disposed, the sliding seat 112 of the electronic ruler 111 is fixedly connected to the pressing plate 102, and the sliding block 113 of the electronic ruler 111 is fixedly connected to the thimble 109.

According to the hub melt-casting mold provided by the embodiment, the electronic ruler 111 is controlled through the PLC, a worker can input stroke parameters on the PLC control panel at a position far away from the hub melt-casting mold, the maximum stroke range of the sliding block 113 sliding up and down along the sliding rail is adjusted, the operation is more convenient and safer, and the adjusting precision is higher.

The above examples are only for explaining the present application and are not intended to limit the present application, and those skilled in the art can make modifications to the embodiments of the present application without inventive contribution as needed after reading the present specification, but are protected by patent laws within the scope of the claims of the present application.

Claims (1)

1. A hub melt casting mold comprises a bottom plate, a pressing plate, a top plate and a guide pillar, wherein the top plate is positioned above the bottom plate, the pressing plate is positioned between the top plate and the bottom plate, the upper surface of the bottom plate is fixedly connected with a lower mold, the lower surface of the pressing plate is fixedly connected with an upper mold, the guide pillar is vertically arranged, the upper end of the guide pillar is fixedly connected with the top plate, the lower end of the guide pillar is fixedly connected with the bottom plate, the pressing plate is in sliding connection with the guide pillar, the upper surface of the top plate is fixedly connected with a first hydraulic cylinder, the first hydraulic cylinder is used for driving the pressing plate to slide up and down along the guide pillar, the upper surface of the top plate is also fixedly connected with a second hydraulic cylinder, the second hydraulic cylinder is fixedly connected with a thimble, the pressing plate is provided with a through hole, the thimble is vertically arranged, the thimble is in sliding connection with the through hole, and is used for driving the thimble to move along the vertical direction, the thimble can pass through the through hole when moving downwards; the electronic ruler is characterized in that an electronic ruler is arranged on the upper surface of the pressing plate, the electronic ruler is vertically arranged, a sliding seat of the electronic ruler is fixedly connected with the pressing plate, and a sliding block of the electronic ruler is fixedly connected with the ejector pin.

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