CN209110342U - A kind of high intensity piercing mandrel plug - Google Patents

Abstract

The utility model discloses a kind of high-intensitive piercing mandrel plugs, including coming directly towards matrix, described top matrix one end is provided with heat sink, thermal vias is evenly distributed with inside the heat sink, connector is fixed among the thermal vias, the connector center is equipped with support shaft, described support shaft one end is connected with partition, the partition is fixed on top intrinsic silicon, the first heat dissipation cavity is provided on the outside of the partition, and the second heat dissipation cavity is equipped on the inside of partition, the top matrix other end is equipped with pointed nose, there is the first supporting block in distributed rectangular between the pointed nose inner wall and support shaft, a kind of high-intensitive piercing mandrel plug of the utility model, ensure to come directly towards the overall structural strength of matrix by support shaft and support plate, first heat dissipation cavity and the second heat dissipation cavity also reduce high temperature damage caused by top while reducing and coming directly towards weight , built-up welding heat-resisting alloy layer on the outside of matrix is come directly towards, meets the needs of top high-temperature behavior, using effect is good.

Description

A kind of high intensity piercing mandrel plug

Technical field

The utility model relates to a kind of piercing mandrel plug, in particular to a kind of high-intensitive piercing mandrel plug belongs to mechanical add Construction equipment technical field.

Background technique

Punch is also spark-erosion perforating machine, puncher, aperture machine, pore Electrical Discharge Machine, its working principle is that using continuous The dynamic thin metal copper pipe of vertical movement makees electrode up and down, carries out the metal forming of pulse spark electric discharge removal to workpiece.With electric spark Unlike wire cutting machine tool, molding machine, the electrode of its electric pulse is hollow copper bar, and medium is worn from the pore among copper rod hole It crosses, plays cooling and chip removal.Electric discharge generation high temperature corrosion metal achievees the purpose that perforation between electrode and metal, super for processing Hard steel material, hard alloy, copper, aluminium and any electrically conductive property substance pore, the aperture of the processable 0.015mm of minimum can also add The tapered aperture of work band is widely used in precision die processing.

Existing piercing mandrel plug is solid top, and weight is big, and production cost is higher, in up to 1200 DEG C of operating condition Under, it is rubbed and the double action of hot and cold alternation, comes directly towards surface and its be easy to appear cracking, cause production efficiency and life The reduction of yield and quality.Therefore we make improvement to this, propose a kind of high-intensitive piercing mandrel plug.

Utility model content

The purpose of this utility model is to provide a kind of high-intensitive piercing mandrel plugs, to solve to propose in above-mentioned background technique Conventional through-hole machine top structure intensity difference, the problem of being easy to appear cracking.

To achieve the above object, the utility model provides the following technical solutions: a kind of high intensity piercing mandrel plug, including top Head matrix, described top matrix one end is provided with heat sink, thermal vias, the heat dissipation is evenly distributed with inside the heat sink Connector is fixed among through-hole, the connector center is equipped with support shaft, and described support shaft one end is connected with partition, described Partition is fixed on top intrinsic silicon, the first heat dissipation cavity is provided on the outside of the partition, and the second heat dissipation cavity is equipped on the inside of partition, The top matrix other end is equipped with pointed nose, has the first support in distributed rectangular between the pointed nose inner wall and support shaft Block, the support shaft are connected with partition by link block, are fixed with second between described link block one end and top matrix inside Supporting block, be provided among the top matrix with the orthogonal support plate of support shaft, be coated on the outside of the top matrix Heat-resisting alloy layer.

As a kind of optimal technical scheme of the utility model, the heat sink and connector are an integral molding structure.

As a kind of optimal technical scheme of the utility model, pass through built-up welding between the heat-resisting alloy layer and top matrix It is fixedly connected.

As a kind of optimal technical scheme of the utility model, the partition is stainless steel plate material.

As a kind of optimal technical scheme of the utility model, passed through between the support shaft and connector and heat sink It is full of cooperation.

As a kind of optimal technical scheme of the utility model, by being welded and fixed between top matrix and the heat sink It is connected.

Compared with prior art, the utility model has the beneficial effects that a kind of high-intensitive piercing mandrel plug of the utility model, With structural strength height, it is not easy to the advantages of cracking, it is specific in use, compared with traditional piercing mandrel plug and Speech, the utility model ensure to come directly towards the overall structural strength of matrix by support shaft and support plate, and the first heat dissipation cavity and second dissipate Hot chamber also reduces high temperature damage caused by top while reducing and coming directly towards weight, comes directly towards built-up welding heat-resisting alloy on the outside of matrix Layer meets the needs of top high-temperature behavior, and using effect is good.

Detailed description of the invention

Fig. 1 is the utility model overall structure diagram；

Fig. 2 is the cooling plate structure schematic diagram of the utility model；

In figure: 1, coming directly towards matrix；2, the first supporting block；3, link block；4, partition；5, heat sink；6, heat-resisting alloy layer；7, Pointed nose；8, the first heat dissipation cavity；9, the second supporting block；10, support shaft；11, the second heat dissipation cavity；12, thermal vias；13, it connects Head；14, support plate.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

The utility model provides a kind of high-intensitive piercing mandrel plug, including top matrix 1, the top referring to FIG. 1-2, Head matrix 1 one end is provided with heat sink 5, is evenly distributed with thermal vias 12 inside the heat sink 5, in the thermal vias 12 Between be fixed with connector 13,13 center of connector is equipped with support shaft 10, and described 10 one end of support shaft is connected with partition 4, The partition 4 is fixed on inside the matrix 1 of top, and the first heat dissipation cavity 8 is provided on the outside of the partition 4, and the is equipped on the inside of partition 4 Two heat dissipation cavities 11,1 other end of top matrix are equipped with pointed nose 7, are in rectangle between 7 inner wall of pointed nose and support shaft 10 The first supporting block 2 is distributed with, the support shaft 10 is connected with partition 4 by link block 3, described 3 one end of link block and top base Body is fixed with the second supporting block 9 between 1 inside, is provided among the top matrix 1 and the orthogonal support of support shaft 10 Plate 14 is coated with heat-resisting alloy layer 6 on the outside of the top matrix 1.

Preferably, the heat sink 5 and connector 13 are an integral molding structure, convenient for coming directly towards the installation and heat dissipation of matrix 1.

Preferably, it is fixedly connected between the heat-resisting alloy layer 6 and top matrix 1 by built-up welding, constitutes NEW TYPE OF COMPOSITE top Head, heat fatigue effect is good, meets the needs of top 1 high-temperature behavior of matrix.

Preferably, the partition 4 is stainless steel plate material, serves as the shape inside the first heat dissipation cavity 8 and the second heat dissipation cavity 11 Become support, it is ensured that the structural strength of top matrix 1.

Preferably, top matrix 1 is improved by interference fit between the support shaft 10 and connector 13 and heat sink 5 Roll stress.

Preferably, it is connected between the top matrix 1 and heat sink 5 by being welded and fixed.

When specifically used, a kind of high-intensitive piercing mandrel plug of the utility model has structural strength high, it is not easy to open The first supporting block 2 is arranged in the advantages of splitting between 10 one end of support shaft and top 1 inner wall of matrix, and comes directly towards the partition of 1 inside of matrix 4 are connected by link block 3 with support shaft 10, fix the second supporting block 9 between 3 one end of link block and top, it is ensured that top matrix 1 Overall structural strength, will not deform easily, steel bonding will not be generated, collapse nose and cracking the phenomenon that, extend top service life, First heat dissipation cavity 8 and the second heat dissipation cavity 11 also reduce high temperature damage caused by top while reducing and coming directly towards weight, push up Head 1 outside built-up welding heat-resisting alloy layer 6 of matrix meets the needs of top high-temperature behavior, and using effect is good, is worth being pushed away extensively Extensively.

In the description of the present invention, it should be understood that term " coaxial ", " bottom ", " one end ", " top ", " in The orientation of the instructions such as portion ", " other end ", "upper", " side ", " top ", "inner", " front ", " center ", " both ends " or position are closed System is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of describing the present invention and simplifying the description, rather than The device or element of indication or suggestion meaning must have a particular orientation, be constructed and operated in a specific orientation, therefore cannot It is construed as a limitation of the present invention.

In addition, term " first ", " second ", " third ", " the 4th " are used for description purposes only, and should not be understood as instruction or It implies relative importance or implicitly indicates the quantity of indicated technical characteristic, define " first ", " second ", " the as a result, Three ", the feature of " the 4th " can explicitly or implicitly include at least one of the features.

In the present invention unless specifically defined or limited otherwise, term " installation ", " setting ", " connection ", " Gu Calmly ", the terms such as " being screwed on " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral； It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, can also indirectly connected through an intermediary, it can be with It is the interaction relationship of the connection or two elements inside two elements, unless otherwise restricted clearly, for this field For those of ordinary skill, the concrete meaning of above-mentioned term in the present invention can be understood as the case may be.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (6)

1. a kind of high intensity piercing mandrel plug, including top matrix (1), which is characterized in that the setting of the top matrix (1) one end Have heat sink (5), is evenly distributed with thermal vias (12) inside the heat sink (5), it is fixed among the thermal vias (12) Have connector (13), connector (13) center is equipped with support shaft (10), described support shaft (10) one end and partition (4) phase Even, the partition (4) is fixed on top matrix (1) inside, is provided with the first heat dissipation cavity (8) on the outside of the partition (4), and partition (4) inside is equipped with the second heat dissipation cavity (11), and top matrix (1) other end is equipped with pointed nose (7), in the pointed nose (7) Have the first supporting block (2) between wall and support shaft (10) in distributed rectangular, the support shaft (10) and partition (4) pass through link block (3) it is connected, is fixed with the second supporting block (9) between described link block (3) one end and top matrix (1) inside, the top base It is provided among body (1) and is coated with heat-resisting with support shaft (10) orthogonal support plate (14), top matrix (1) outside Alloy-layer (6).

2. a kind of high-intensitive piercing mandrel plug according to claim 1, it is characterised in that: the heat sink (5) and connection Head (13) is an integral molding structure.

3. a kind of high-intensitive piercing mandrel plug according to claim 1, it is characterised in that: the heat-resisting alloy layer (6) with It is fixedly connected between top matrix (1) by built-up welding.

4. a kind of high-intensitive piercing mandrel plug according to claim 1, it is characterised in that: the partition (4) is stainless steel Plate matter.

5. a kind of high-intensitive piercing mandrel plug according to claim 1, it is characterised in that: the support shaft (10) with connect Pass through interference fit between head (13) and heat sink (5).

6. a kind of high-intensitive piercing mandrel plug according to claim 1, it is characterised in that: the top matrix (1) with it is scattered It is connected by being welded and fixed between hot plate (5).