CN210730908U - Mold core structure of heat radiating piece mold - Google Patents

Abstract

The utility model discloses a mold core structure of heat-dissipating piece mould, include the mold core that constitutes by the concatenation of polylith shaping piece and set up the core rod in the mold core, the core rod passes through the slider and connects the hydro-cylinder, and the notch has been seted up to the one end of slider, and in the core rod embedded groove mouth, the notch upper surface is covered by the locking piece, and the locking piece will take out the core rod and lock in the notch, and the bottom surface of notch has been seted up and has been pushed out the hole. Realize the shaping to the radiating piece, improve the life of mold core.

Description

Mold core structure of heat radiating piece mold

Technical Field

The utility model relates to a forming die structure of radiating piece especially relates to a mold core structure of radiating piece mould.

Background

With the development of society and the progress of science and technology, the living standard and the living quality are improved. In the north, when in cold weather in winter, the indoor of every family has the heating heat abstractor, guarantees indoor temperature.

The heating and heat dissipating device produced by I currently comprises a heat dissipating element shown in figure 1, wherein the structure of the heat dissipating element is shown in figure 1: the heat sink body 10 is a flat sheet-type structure, a hollow pipe 11 is disposed in the middle of the heat sink body, and connectors extending out of the upper end surface of the heat sink body are disposed at the two ends of the pipe 11. The outer edge and the middle part of the heat sink body are provided with a plurality of sheet-shaped elements 12 with different structures for heat conduction.

However, in the process of producing the heat sink, a core pulling rod needs to be arranged in a mold core of the mold to form the pipeline of the heat sink. The situation that the core pulling rod is broken can occur in the core pulling process due to the long and narrow pipeline. In addition, the sheet-like parts on the outer surface of the heat dissipation part are numerous, and the design and the forming of the mold core have difficulty. If the traditional mold core structure is adopted, the internal stress of the mold core is large, and the service life of the mold core is short.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a mold core structure of heat-radiating piece mould is provided, realize improving the life of mold core to the shaping of heat-radiating piece.

The utility model provides a technical scheme that above-mentioned technical problem adopted does: the mold core structure of the heat dissipation piece mold comprises a mold core and a core drawing rod, wherein the mold core is formed by splicing a plurality of molding blocks, the core drawing rod is arranged in the mold core, the core drawing rod is connected with an oil cylinder through a sliding block, one end of the sliding block is provided with a notch, the core drawing rod is embedded in the notch, the upper surface of the notch is covered by a locking block, the locking block locks the core drawing rod in the notch, and the bottom surface of the notch is provided with an ejection hole.

The utility model discloses further preferred scheme: the mold core comprises a left side plate, a right side plate, a front side plate and a rear side plate, wherein the left side plate, the right side plate, the front side plate and the rear side plate form an outer frame of the mold core.

The utility model discloses further preferred scheme: the polylith shaping piece is including the preceding shaping piece and the back shaping piece that are used for left shaping piece, the right shaping piece of shaping radiating part tip and are used for shaping radiating part both sides, left side shaping piece, right shaping piece be rectangle block structure, preceding shaping piece, back shaping piece become bar rod-shaped structure, left shaping piece connect the left side board, the right side board is connected to the right side shaping piece, preceding shaping piece connects the preceding curb plate.

The utility model discloses further preferred scheme: the left forming block, the right forming block, the front forming block and the rear forming block form a Chinese character 'hui' structure, the plurality of forming blocks further comprise a plurality of central blocks of strip structures, the plurality of central blocks are overlapped front and back to form a forming groove of the sheet piece, and the forming groove of the sheet piece is positioned between the two central blocks.

The utility model discloses further preferred scheme: the central block is positioned in the middle of a structure formed by the left forming block, the right forming block, the front forming block and the rear forming block.

The utility model discloses further preferred scheme: the mold core is provided with an insert rod which can be inserted into the ejection hole and acts on the core pulling rod.

Compared with the prior art, the utility model has the advantages of at first adopt the mold core that the concatenation of polylith shaping piece constitutes, reduced the internal stress of mold core, increase mould life. Meanwhile, the forming block with cracking damage can be replaced independently, and the cost is reduced. The core-pulling rod is connected with the oil cylinder through a sliding block, the core-pulling rod is embedded into a notch of the sliding block, and the locking block locks the core-pulling rod in the notch. Namely, the core pulling rod can be taken out after the locking block is disassembled. And in order to guarantee the stability of being connected between core rod and the slider, interference between core rod and the slider, consequently the utility model discloses set up the ejector pin hole in the bottom surface of notch, promptly can come the core rod ejecting through inserting the ejector pin in the ejector pin hole. The utility model discloses an in-process of loosing core, if the cracked condition of core rod appears, the utility model discloses can be quick simple take out the core rod to change new core rod.

Drawings

The present invention will be described in further detail below with reference to the drawings and preferred embodiments, but those skilled in the art will appreciate that the drawings are only drawn for the purpose of explaining the preferred embodiments, and therefore should not be taken as limiting the scope of the present invention. Furthermore, unless specifically stated otherwise, the drawings are merely schematic representations based on conceptual representations of elements or structures depicted and may contain exaggerated displays and are not necessarily drawn to scale.

Fig. 1 is a schematic structural view of a heat sink;

fig. 2 is a schematic front structural view of the present invention;

fig. 3 is a schematic view of the back structure of the present invention;

fig. 4 is a schematic view of the working state structure of the present invention.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings.

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

As shown in fig. 2 to 4: the mold core structure of the heat dissipation piece mold comprises a mold core and a core drawing rod 1, wherein the mold core is formed by splicing a plurality of molding blocks, the core drawing rod 1 is arranged in the mold core, the core drawing rod 1 is connected with an oil cylinder 3 through a sliding block 2, a notch is formed in one end of the sliding block 2, the core drawing rod 1 is embedded into the notch, the upper surface of the notch is covered by a locking block 4, the locking block 4 locks the core drawing rod 1 in the notch, and a jacking hole 5 is formed in the bottom surface of.

The mold core comprises a left side plate 6a, a right side plate 6b, a front side plate 6c and a rear side plate 6d, wherein the left side plate 6a, the right side plate 6b, the front side plate 6c and the rear side plate 6d form an outer frame of the mold core. The utility model discloses in, have respective shaping demand because of the shaping piece for its structure is irregular in the design process, consequently design left side board 6a, right side board 6b, preceding curb plate 6c and posterior lateral plate 6d regular whole mold core structure.

The multiple molding blocks comprise a left molding block 7a and a right molding block 7b which are used for molding the end part of the heat dissipation piece, and a front molding block 7c and a rear molding block 7d which are used for molding the two sides of the heat dissipation piece, the left molding block 7a and the right molding block 7b are rectangular block structures, the front molding block 7c and the rear molding block 7d are in strip rod-shaped structures, the left molding block 7a is connected with a left side plate 6a, the right molding block 7b is connected with a right side plate 6b, and the front molding block 7c is connected with a front side plate 6 c. The molding of different positions of the heat dissipation piece is realized through different molding blocks, and the manufacturing difficulty of the mold core is reduced.

The left forming block 7a, the right forming block 7b, the front forming block 7c and the rear forming block 7d form a Chinese character hui structure, the plurality of forming blocks further comprise a plurality of central blocks 8 with bar structures, the plurality of central blocks 8 are overlapped front and back to form forming grooves of the sheet-shaped piece, and the forming grooves of the sheet-shaped piece are located between the two central blocks 8. The utility model provides a between the polylith mold core to and can connect through the screw between shaping piece and left side board 6a, right side board 6b, preceding curb plate 6c or posterior lateral plate 6d, easy dismounting.

The central block 8 is located in the middle of the structure formed by the left forming block 7a, the right forming block 7b, the front forming block 7c and the rear forming block 7 d.

The core is provided with an insert rod which can be inserted into the ejection opening 5 and acts on the plunger rod 1.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "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 description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. 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 present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The above is to the utility model discloses going on the detailed introduction, having used specific individual example to right in this paper the utility model discloses a principle and implementation mode have been elucidated, and the explanation of above embodiment only is used for helping understanding the utility model discloses and core thought. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.

Claims (6)

1. The mold core structure of the heat sink mold is characterized by comprising a mold core formed by splicing a plurality of molding blocks and a core pulling rod arranged in the mold core, wherein the core pulling rod is connected with an oil cylinder through a sliding block, one end of the sliding block is provided with a notch, the core pulling rod is embedded in the notch, the upper surface of the notch is covered by a locking block, the core pulling rod is locked in the notch by the locking block, and the bottom surface of the notch is provided with an ejection hole.

2. The core structure of a heat sink mold as recited in claim 1, wherein the core comprises a left side plate, a right side plate, a front side plate and a back side plate, the left side plate, the right side plate, the front side plate and the back side plate forming an outer frame of the core.

3. The core structure of a heat sink mold as recited in claim 2, wherein the plurality of molding blocks include a left molding block and a right molding block for molding the end of the heat sink, and a front molding block and a rear molding block for molding the two sides of the heat sink, the left molding block and the right molding block are rectangular block structures, the front molding block and the rear molding block are bar-shaped structures, the left molding block is connected to the left side plate, the right molding block is connected to the right side plate, and the front molding block is connected to the front side plate.

4. The core structure of a heat sink mold as recited in claim 3, wherein the left, right, front and rear molding blocks form a Chinese character 'hui' shape, the plurality of molding blocks further comprise a plurality of center blocks having a bar-shaped configuration, the plurality of center blocks are stacked in a front-to-back manner to form the molding grooves of the sheet-like member, and the molding grooves of the sheet-like member are located between the two center blocks.

5. The core structure of a heat sink mold as recited in claim 4, wherein the center block is located in the middle of the structure of the left molding block, the right molding block, the front molding block and the rear molding block.

6. The core structure of a heat sink die as recited in claim 1, wherein the core is provided with an insert rod which is inserted into the ejector hole and acts on the ejector pin.

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