CN210450352U - Open-close type hot extrusion die - Google Patents

Open-close type hot extrusion die Download PDF

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Publication number
CN210450352U
CN210450352U CN201921086485.5U CN201921086485U CN210450352U CN 210450352 U CN210450352 U CN 210450352U CN 201921086485 U CN201921086485 U CN 201921086485U CN 210450352 U CN210450352 U CN 210450352U
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China
Prior art keywords
die
extrusion die
locking
extrusion
mould
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CN201921086485.5U
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Chinese (zh)
Inventor
景永平
郝晓波
张晓明
樊淼海
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Xi'an Chengli Aviation Manufacturing Co ltd
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Xi'an Chengli Aviation Manufacturing Co ltd
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Abstract

The utility model belongs to the technical field of extrusion dies, in particular to an open-close type hot extrusion die, which comprises an extrusion die holder, wherein the top end of the extrusion die holder is fixedly connected with an extrusion die column, the extrusion die column is internally provided with a material containing die cavity, the outer side of the extrusion die column is fixedly clamped with two left dies and two right dies, and the two left dies and the right dies are fixedly connected through locking pins; the utility model discloses set up extrusion die into the structure of left and right sides extrusion, the mode of lower mould processing in the tradition has been changed, the mould passes through pin joint about adopting, and the fixed mode of locking cover locking, it is convenient measurable to make mould processing, and the loading and unloading mould of being convenient for, it is also convenient very much to load and unload the product, compare efficiency with traditional last lower mould and improve greatly, improve the shaping efficiency of mould and the extrusion quality of mould, and reduce the product precision difference that produces because of expend with heat and contract with cold in the extrusion process, burr and the many extrusion problems of excessive limit, thereby the waste of extrusion raw materials has been reduced, the extrusion cost is reduced.

Description

Open-close type hot extrusion die
Technical Field
The utility model belongs to the technical field of extrusion die, concretely relates to open-close type hot extrusion die.
Background
The hot extrusion is to heat the metal material to the hot forging forming temperature for extrusion, namely, the blank is heated to a certain temperature above the recrystallization temperature of the metal for extrusion before the extrusion, the hot extrusion die is a die which enables the incandescent metal to be directly extruded into various profiles, special-shaped materials or pipes, the working condition of the hot extrusion die is quite harsh, the hot extrusion die bears the compression stress and the bending stress, certain tensile stress is also borne during the demoulding, in addition, the hot extrusion die is also under the action of impact load, the contact time of the die and the incandescent metal is longer, the heating temperature of the die is higher than that of a hot forging die, particularly, when the hot extrusion die is used for processing steel materials and refractory metals, the working temperature is as high as 600-, low and medium carbon steels, and the like, and can also be formed into high carbon and high alloy steels with higher strength, such as special structural stainless steels, high speed tool steels, and heat resistant steels.
At present to the processing of non-metallic material product, common extrusion die all adopts upper and lower mould to extrude, and the expend with heat and contract with cold that the product after the heating produced all has very big influence to mould and getting of product and unloads, makes the product of processing produce the wrong limit easily, and the precision is poor moreover, and it is inconvenient to get and unload the product, has also caused the product precision poor moreover, and burr and excessive edge are many, have consumed too much raw and other materials, reduces extrusion efficiency and product quality, increases manufacturing cost.
SUMMERY OF THE UTILITY MODEL
To solve the problems set forth in the background art described above. The utility model provides an open-close type hot extrusion die, it is reasonable to have simple structure, convenient to use, easy operation, convenient to detach installs, extrudes efficient characteristics.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an open-close type hot extrusion die, includes the extrusion die holder, the top fixedly connected with extrusion die post of extrusion die holder, the inside of extrusion die post has the flourishing material die cavity, the outside block of extrusion die post is fixed with about two mould, two about the mould passes through fitting pin fixed connection, the lateral wall cover of controlling the mould is equipped with the locking die sleeve, the locking die sleeve with it is fixed to control the mould block.
Preferably, the left die and the right die are of a conical structure, the left die and the right die are provided with two limiting pin holes, the two limiting pin holes formed in the left die and the right die correspond to each other in position, and an extrusion containing cavity is formed in the middle of the inner portion of the left die and the inner portion of the right die.
Preferably, the inner diameter of the limiting pin hole is equal to the outer diameter of the locking pin, and the length of the locking pin is larger than the thickness of the left die and the right die.
Preferably, one end of the locking die sleeve is provided with a locking pin hole, the locking die sleeve is provided with a locking cavity formed by two locking sleeves in a surrounding mode, and the diameter of the locking cavity is smaller than the diameter of the bottom end of the left die and the right die.
Preferably, the locking die sleeve is of a cylindrical structure.
Preferably, a small locking bolt and a large locking bolt are fixed inside the extrusion die holder in a threaded manner, the small locking bolt is located on the left side of the large locking bolt, and the small locking bolt and the large locking bolt are both of an inner nut structure.
Preferably, the small locking bolt penetrates through the extrusion die holder and is in threaded connection with the bottom end of the extrusion die column, and the large locking bolt penetrates through the extrusion die holder and extends to the middle position of the bottom end of the extrusion die column.
Preferably, the inside of the extrusion die holder is respectively provided with a screw hole with the diameter equal to that of the small locking bolt and the large locking bolt, and is provided with a groove with the diameter equal to that of the nut on the small locking bolt and the large locking bolt.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses set up extrusion die into the structure of left and right sides extrusion, the mode of lower mould processing in the tradition has been changed, the mould passes through pin joint about the adoption, and the fixed mode of locking cover locking, it is convenient measurable to make mould processing, and the loading and unloading mould of being convenient for, it is also convenient very much to load and unload the product, the machining dimension of product can be guaranteed to this kind of mould extruded processing mode, dismantle and convenient, it improves greatly to compare efficiency with traditional last lower mould, the shaping efficiency of improvement mould and the extrusion quality of mould, and it is poor to reduce the product precision that the extrusion in-process produced because of expend with heat and contract with cold, burr and the many extrusion problems of excessive limit, thereby the waste of extrusion raw materials has been reduced.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic view of a cross-sectional structure of a locking die sleeve in the present invention;
fig. 3 is a schematic view of a left and right mold half-section structure in the present invention.
In the figure: 1. extruding the die holder; 2. locking the die sleeve; 21. locking pin holes; 22. locking the cavity; 23. a locking sleeve; 3. a left die and a right die; 31. extruding the cavity; 32. a limit pin hole; 4. extruding the mold pillar; 5. a material containing die cavity; 6. a small locking bolt; 7. a large locking bolt; 8. and locking the pin.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides the following technical solutions: the utility model provides an open-close type hot extrusion die, includes extrusion die holder 1, and the top fixedly connected with extrusion die post 4 of extrusion die holder 1, the inside of extrusion die post 4 has flourishing material die cavity 5, and the outside block of extrusion die post 4 is fixed with about two mould 3, and mould 3 is through locking pin 8 fixed connection about two, and the lateral wall cover of controlling mould 3 is equipped with locking die sleeve 2, and locking die sleeve 2 is fixed with about 3 blocks of mould.
In this embodiment: the outside block of flourishing material die cavity 5 is fixed with about two mould 3, mould 3 passes through locking pin 8 fixed connection about two, the lateral wall cover of controlling mould 3 is equipped with locking die sleeve 2, locking die sleeve 2 with control mould 3 block fixed, through setting up extrusion die into about adopting mould 3 about the extruded structure, the mode of mould processing has changed in the tradition, and control and adopt locking pin 8 to connect between the mould 3, and combine the fixed mode of locking die sleeve 2 locking, make the processing of mould convenient measurable, and be convenient for loading and unloading mould, it is also very convenient to load and unload the product, avoid leading to the mould to appear the phenomenon that burr and excessive limit are many because of the influence of expend with heat and contract with cold in the course of working, increase the extrusion efficiency and the shaping quality of product, reduce the extravagant problem of raw materials because of the low cost quality leads to during the extrusion, reduce the.
In fig. 1, a small locking bolt 6 and a large locking bolt 7 are fixed in the extrusion die holder 1 in a screwed manner, the small locking bolt 6 is located on the left side of the large locking bolt 7, the small locking bolt 6 and the large locking bolt 7 are both of an inner nut structure, the locking bolt of the inner nut can be hidden in the extrusion die holder 1 after being locked, is not exposed on the surface, does not affect the placement stability of the die and increases the integral aesthetic property of the die, the small locking bolt 6 penetrates through the extrusion die holder 1 and is screwed with the bottom end of the extrusion die column 4, the large locking bolt 7 penetrates through the extrusion die holder 1 and extends to the middle position of the bottom end of the extrusion die column 4, the small locking bolt 6 and the large locking bolt 7 are used in combination, the connection stability between the extrusion die holder 1 and the extrusion die column 4 can be enhanced, and the inside of the extrusion die holder 1 is respectively provided with screw holes with the same diameter as the small locking bolt 6 and, the die holder is used for installing the small locking bolt 6 and the large locking bolt 7, so that the small locking bolt 6 and the large locking bolt 7 can be installed and fixed on the extrusion die holder 1 more stably, grooves which are equal to the diameters of nuts on the small locking bolt 6 and the large locking bolt 7 are formed in the grooves, the small locking bolt 6 and the large locking bolt 7 are hidden, and the overall attractiveness of the die is enhanced.
In fig. 2, locking pinhole 21 has been seted up to the one end of locking die sleeve 2, locking die sleeve 2 is last to have and is held chamber 22 around the locking that forms by two locking sleeve 23, the diameter that locking holds chamber 22 is less than the bottom diameter of controlling mould 3, the fixed back of connecting through locking pin 8 of controlling the 3 blocks of mould, reuse locking holds chamber 22 and establishes locking die sleeve 2 cover the lateral wall of controlling mould 3, it is fixed to control mould 3 to add to hold, it is more stable to make the fixing between controlling the mould 3, the connection stability of mould 3 about the reinforcing, locking die sleeve 2 is cylindrical structure, the cover is established conveniently, it is solid durable, high stability.
In fig. 3, it is the toper structure to control mould 3, the toper structure combines the cylindrical structure of locking die sleeve 2, make locking die sleeve 2 about mould 3 go up the cover establish a certain position after, can automatic chucking spacing, reinforcing fixed stability, control and seted up two spacing pinhole 32 on the mould 3, two positions of controlling two spacing pinhole 32 of seting up on the mould 3 correspond mutually, four spacing pinhole 32 correspond and set up, it is more convenient to make the insertion of locking pin 8 fixed, the inside intermediate position department of controlling mould 3 has extrusion chamber 31, the internal diameter of spacing pinhole 32 equals with the external diameter of locking pin 8, a block for locking pin 8 is more stable in spacing pinhole 32 inside, avoid appearing not hard up slippage phenomenon, the length of locking pin 8 is greater than the thickness of controlling mould 3 about two.
The utility model discloses a theory of operation and use flow: the extrusion die holder 1 is placed at a working place, the product blank is firstly placed in the die, the left die and the right die 3 are clamped outside the extrusion die column 4, the four locking pins 8 are respectively inserted into the limiting pin holes 32, the locking die sleeve 2 is sleeved on the left die and the right die 3 from top to bottom, the locking die sleeve 2 is sleeved on the left die and the right die 3 by utilizing the conical structure of the left die and the right die 3, the good fixing and clamping effect on the left die and the right die 3 is just achieved, after the product is extruded and processed by the die, only the locking die sleeve 2 needs to be lifted upwards, and then the locking pin 8 is pulled out, so that the left die and the right die 3 and the extruded product can be easily disassembled, the utility model discloses a left-right extrusion die extrusion structure is arranged, the traditional upper die processing mode and lower die processing mode are changed, the left die and the right die 3 are connected by a pin, and the fixed mode of locking the locking die sleeve 2 is adopted, and be convenient for load and unload the mould, it is also very convenient to load and unload the product, the machining dimension of product can be guaranteed to this kind of mould extruded processing mode, dismantles and convenient, compares efficiency with traditional upper and lower mould and improves greatly, improves the shaping efficiency of mould and the extrusion quality of mould, and reduces the extrusion problem that the product precision is poor, burr and excessive limit produced because of expend with heat and contract with cold in the extrusion process to the waste of extrusion raw materials has been reduced, the extrusion cost is reduced.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (8)

1. The utility model provides an open-close type hot extrusion die, includes extrusion die holder (1), the top fixedly connected with extrusion die post (4) of extrusion die holder (1), the inside of extrusion die post (4) has flourishing material die cavity (5), its characterized in that: the outside block of extrusion die post (4) is fixed with about two mould (3), two mould (3) is through locking pin (8) fixed connection about, the lateral wall cover of controlling mould (3) is equipped with locking die sleeve (2), locking die sleeve (2) with it is fixed to control mould (3) block.
2. The open-close type hot extrusion die according to claim 1, wherein: the left die and the right die (3) are of a conical structure, two limiting pin holes (32) are formed in the left die and the right die (3), the positions of the two limiting pin holes (32) formed in the left die and the right die (3) correspond to each other, and an extrusion containing cavity (31) is formed in the middle of the inner portion of the left die and the right die (3).
3. The open-close type hot extrusion die according to claim 2, wherein: the inner diameter of the limiting pin hole (32) is equal to the outer diameter of the locking pin (8), and the length of the locking pin (8) is larger than the thickness of the left die and the right die (3).
4. The open-close type hot extrusion die according to claim 1, wherein: locking pinhole (21) have been seted up to the one end of locking die sleeve (2), locking die sleeve (2) are gone up and have by two locking sleeve (23) around locking appearance chamber (22) that form, the diameter that locks appearance chamber (22) is less than the bottom diameter of controlling mould (3).
5. The open-close type hot extrusion die according to claim 1, wherein: the locking die sleeve (2) is of a cylindrical structure.
6. The open-close type hot extrusion die according to claim 1, wherein: the inner part of the extrusion die holder (1) is fixedly connected with a small locking bolt (6) and a large locking bolt (7) in a threaded mode, the small locking bolt (6) is located on the left side of the large locking bolt (7), and the small locking bolt (6) and the large locking bolt (7) are both of an inner nut structure.
7. The open-close type hot extrusion die according to claim 6, wherein: the small locking bolt (6) penetrates through the extrusion die holder (1) and is in threaded connection with the bottom end of the extrusion die column (4), and the large locking bolt (7) penetrates through the extrusion die holder (1) and extends to the middle position of the bottom end of the extrusion die column (4).
8. The open-close type hot extrusion die according to claim 6, wherein: screw holes with the same diameter as that of the small locking bolts (6) and that of the large locking bolts (7) are respectively formed in the extrusion die holder (1), and grooves with the same diameter as that of nuts on the small locking bolts (6) and that on the large locking bolts (7) are formed in the extrusion die holder.
CN201921086485.5U 2019-07-11 2019-07-11 Open-close type hot extrusion die Active CN210450352U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201921086485.5U CN210450352U (en) 2019-07-11 2019-07-11 Open-close type hot extrusion die

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201921086485.5U CN210450352U (en) 2019-07-11 2019-07-11 Open-close type hot extrusion die

Publications (1)

Publication Number Publication Date
CN210450352U true CN210450352U (en) 2020-05-05

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110560502A (en) * 2019-07-11 2019-12-13 西安成立航空制造有限公司 Application of open-close type hot extrusion die

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110560502A (en) * 2019-07-11 2019-12-13 西安成立航空制造有限公司 Application of open-close type hot extrusion die

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