CN211192012U - Glue feeding device for powder metallurgy product - Google Patents

Abstract

The utility model relates to the technical field of powder metallurgy product production, in particular to a glue inlet device of powder metallurgy products, which comprises a mould cavity for forming a main runner material handle, wherein the top end of the mould cavity is connected with an injection machine nozzle, the bottom of the mould cavity is fixedly connected with a connecting pipe, the bottoms of the left and right ends of the connecting pipe are connected with a mould subchannel insert through a guide pipe, the bottom of the mould subchannel insert is provided with a product mould cavity, and the lower side of the product mould cavity is provided with an ejection mechanism for ejecting the powder metallurgy products. Almost no residue is left, secondary processing of the glue opening is not needed, the production efficiency is improved, and the productivity is increased.

Description

Glue feeding device for powder metallurgy product

Technical Field

The utility model relates to a powder metallurgy product production technical field specifically is a powder metallurgy product advance mucilage binding and put.

Background

Powder metallurgy is a process technique for producing metal powder or metal powder (or a mixture of metal powder and nonmetal powder) as a raw material, and then forming and sintering the raw material to produce metal materials, composite materials and various products.

The existing die for powder metallurgy products is small in size, thin in wall thickness, complex in structural abnormity, free of good glue inlet position, product structure needs to be increased, glue inlet is realized, not only needs to be processed secondarily to glue a mouth, but also needs to be processed and removed redundant positions through a post-process (CNC) to realize complete products, the process is increased under the condition, the processing cost is improved, the yield is low, the yield is also reduced, and the production requirement of customers cannot be quickly met.

Disclosure of Invention

An object of the utility model is to provide a powder metallurgy product advance mucilage binding and put to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a powder metallurgy product advance mucilage binding is put, is including the mould cavity that is used for forming the sprue material handle, mould cavity top and injection machine equipment are penetrated the mouth and are connected, mould cavity bottom fixed connection is provided with the connecting pipe, both ends bottom all is connected with mould subchannel mold insert through the passage about the connecting pipe, mould subchannel mold insert bottom is provided with product mould cavity, product mould cavity downside is provided with the ejection mechanism who is used for ejecting powder metallurgy product.

As a further aspect of the present invention: the mould comprises a mould sub-runner insert, a material guide pipe, a material dividing runner mould cavity, a material guide pipe, a material dividing runner mould cavity, a subdivided runner mould cavity and a subdivided runner mould cavity, wherein the material dividing runner mould cavity is used for forming a roughly divided runner handle, the roughly divided runner mould cavity is arranged on the inner side of the mould sub-runner insert, the top end of the roughly divided runner mould cavity is.

As a further aspect of the present invention: and the left end and the right end of the mold runner insert are respectively provided with a screw hole for fixing the mold runner insert.

As a further aspect of the present invention: the ejection mechanism consists of four ejector pins with the diameter of 0.7mm, and the ejector pins are made of SKD11 die steel.

As a further aspect of the present invention: the die runner insert is made of DC53 die steel.

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

1. by arranging the rough runner mold cavity and the subdivided runner mold cavity in the mold runner insert, the post-processing technology of the product can be reduced, the CNC processing technology is removed, and the manufacturing cost is saved;

2. the device can increase the product yield and reduce the production loss;

3. the glue opening of the produced product is easy to remove, almost no residue exists, secondary glue opening processing is not needed, the production efficiency is improved, and the productivity is increased;

4. the ejector pin is made of SKD die steel, so that the ejector pin has high wear-resistant toughness and can stably eject a product.

Drawings

Fig. 1 is a schematic structural diagram of a glue feeding device for powder metallurgy products.

Fig. 2 is a sectional view of a glue feeding device for powder metallurgy products.

Fig. 3 is a cross sectional view of the powder metallurgy product after glue injection by the glue inlet device.

Fig. 4 is a schematic structural view of a powder metallurgy product with subdivided runner handles.

In the figure: 1-main runner material handle, 2-rough runner material handle, 3-mould runner insert, 4-screw hole, 5-rough runner mould cavity, 6-subdivided runner material handle, 7-powder metallurgy product, 8-thimble, 9-subdivided runner mould cavity, 10-injection machine equipment nozzle, 11-product mould cavity and 12-connecting pipe.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.

Example 1

Referring to fig. 1-4, in the embodiment of the present invention, a glue feeding device for powder metallurgy products comprises a mold cavity for forming a main runner handle 1, the top end of the mold cavity is connected to a nozzle 10 of an injection machine, the bottom of the mold cavity is fixedly connected to a connecting pipe 12, the bottoms of the left and right ends of the connecting pipe 12 are connected to a mold runner insert 3 through a material guiding pipe, the bottom of the mold runner insert 3 is provided with a product mold cavity 11, the lower side of the product mold cavity 11 is provided with an ejection mechanism for ejecting a powder metallurgy product 7, a rough runner mold cavity 5 and a fine runner mold cavity 9 are arranged in the mold runner insert 3, so as to reduce post-processing of the product, remove CNC processing, save manufacturing cost, increase product yield and reduce production loss, in addition, the glue opening of the produced product is easy to remove, almost no residue exists, secondary processing of the glue opening is not needed, the production efficiency is improved, and the productivity is increased.

Example 2

In this embodiment, a rough runner mold cavity 5 for forming a rough runner handle 2 is arranged on the inner side of the mold runner insert 3, the top end of the rough runner mold cavity 5 is connected with a material guide pipe, the bottom end of the rough runner mold cavity 5 is connected with a subdivided runner mold cavity 9 for forming a subdivided runner handle 6, and the subdivided runner mold cavity 9 is communicated with a product mold cavity 11.

In this embodiment, both ends all are provided with screw hole 4 that is used for fixed mould subchannel insert 3 about mould subchannel insert 3.

In this embodiment, the ejection mechanism is composed of four ejector pins 8 with a diameter of 0.7mm, the ejector pins 8 are made of SKD11 die steel, and the ejector pins 8 are made of SKD11 die steel, so that the ejector pins 8 have high wear-resistant toughness and can stably eject products.

In this embodiment, the mold runner insert 3 is made of DC53 mold steel.

This advancing mucilage binding of powder metallurgy product is put, through set up rough branch runner mould die cavity 5 and segmentation runner mould die cavity 9 in mould subchannel mold insert 3, can reduce product post-processing technology, remove CNC processing technology, the manufacturing cost of saving, this device can increase the product yield simultaneously, reduce the production loss, the product glue mouth of producing in addition is easily got rid of, almost there is not residue, need not secondary operation and glue the mouth, the production efficiency is improved, the productivity has been increased, become thimble 8 through adopting SKD11 mould steel, make thimble 8 have high wear resistance toughness, can stabilize ejecting product.

The utility model discloses a theory of operation is: firstly, adding a subdivided runner handle 6 to a powder metallurgy product 7 structure, carrying out mold design, extending the structure to be connected with a subdivided runner mold cavity 9 on the basis of a roughly divided runner mold cavity 5, designing a glue feeding mode core component mold divided runner insert 3, after the mold design is finished, in the product injection production, firstly, carrying out injection molding on a powder metallurgy raw material through a nozzle 10 of an injection machine device, completing the injection of the powder metallurgy raw material through the mold cavity to form a main runner handle 1, forming a roughly divided runner handle 2 and a subdivided runner handle 6 through the mold divided runner insert 3, forming the powder metallurgy product 7 through a product mold cavity 11, after the injection action is finished, ejecting the powder metallurgy product 7 through an ejector pin 8 to obtain a composition of the subdivided runner handle 6 and the powder metallurgy product 7, then manually removing the subdivided runner handle 6 to obtain the powder metallurgy product 7, the powder metallurgy product 7 flows to the next station and is completed through the injection station.

The above is only the preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, without departing from the concept of the present invention, several modifications and improvements can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent.

Claims (5)

1. The utility model provides a powder metallurgy product advance mucilage binding and put, is including the mould cavity that is used for forming the sprue handle (1), its characterized in that, mould cavity top is penetrated mouth (10) with injection machine equipment and is connected, mould cavity bottom fixed connection is provided with connecting pipe (12), both ends bottom all is connected with mould subchannel mold insert (3) through the passage about connecting pipe (12), mould subchannel mold insert (3) bottom is provided with product mould cavity (11), product mould cavity (11) downside is provided with the ejection mechanism who is used for ejecting powder metallurgy product (7).

2. The glue feeding device for the powder metallurgy products according to claim 1, wherein a rough runner mold cavity (5) for forming a rough runner handle (2) is arranged inside the mold runner insert (3), the top end of the rough runner mold cavity (5) is connected with a material guide pipe, the bottom end of the rough runner mold cavity (5) is connected with a subdivided runner mold cavity (9) for forming a subdivided runner handle (6), and the subdivided runner mold cavity (9) is communicated with a product mold cavity (11).

3. The glue feeding device for powder metallurgy products according to claim 2, wherein the left end and the right end of the mold runner insert (3) are provided with screw holes (4) for fixing the mold runner insert (3).

4. The glue feeding device for powder metallurgy products according to claim 1, wherein the ejection mechanism comprises four ejector pins (8) with a diameter of 0.7mm, and the ejector pins (8) are made of SKD11 die steel.

5. The tapping device for powder metallurgical products according to claim 4, wherein said die runner insert (3) is made of DC53 die steel.

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