CN209773094U - Hot extrusion die for producing aluminum alloy section - Google Patents
Hot extrusion die for producing aluminum alloy section Download PDFInfo
- Publication number
- CN209773094U CN209773094U CN201920291220.2U CN201920291220U CN209773094U CN 209773094 U CN209773094 U CN 209773094U CN 201920291220 U CN201920291220 U CN 201920291220U CN 209773094 U CN209773094 U CN 209773094U
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- China
- Prior art keywords
- die
- shunting
- pin
- aluminum alloy
- groove
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 229910000838 Al alloy Inorganic materials 0.000 title claims abstract description 16
- 238000001192 hot extrusion Methods 0.000 title claims abstract description 13
- 238000003466 welding Methods 0.000 claims abstract description 18
- 238000009434 installation Methods 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 claims description 3
- 229910052751 metal Inorganic materials 0.000 abstract description 11
- 239000002184 metal Substances 0.000 abstract description 11
- 230000001105 regulatory effect Effects 0.000 abstract description 3
- 230000003068 static effect Effects 0.000 abstract description 3
- 230000001276 controlling effect Effects 0.000 abstract description 2
- 239000000956 alloy Substances 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000006748 scratching Methods 0.000 description 1
- 230000002393 scratching effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Molds, Cores, And Manufacturing Methods Thereof (AREA)
Abstract
The utility model discloses a hot extrusion die for producing aluminum alloy sections, which comprises an upper die, a lower die, a die core and a positioning pin, wherein the upper die is provided with a shunting hole, the lower die is provided with a welding chamber, and the lower end of the welding chamber is provided with a discharge hole; a plurality of shunting holes are formed in the upper die, shunting bridges are arranged among the shunting holes for separating, and the die core is arranged in the shunting bridges; the lower die is provided with a mounting groove, the upper die is correspondingly provided with a positioning groove, and the positioning pin is arranged in the mounting groove and is matched with the positioning groove; the shunting holes are communicated with the welding chamber; a working belt is arranged at the upper end of the discharge port, and a blank cutter is arranged on the lower side of the working belt; in the utility model, metal flow is continuously gathered in the welding chamber, and static pressure is continuously increased until the metal flow is extruded and molded from the discharge port; the working belt is used for determining the outer size and shape of the section bar and regulating and controlling the metal flow rate, the hollow cutter can reduce friction, the section bar can smoothly pass through the hollow cutter, the die is prevented from being scratched, and the surface quality of the section bar is ensured.
Description
Technical Field
The utility model relates to an aluminum alloy processing technology field specifically is a production aluminum alloy ex-trusions hot extrusion die.
background
The aluminum alloy section is often processed by a hot extrusion die, and the aluminum alloy material is melted and then put into the die, pressurized and extruded from a discharge hole to obtain a desired section.
According to the existing die, a lower die and an upper die are protected by most of the existing die, the upper die and the lower die are matched and positioned with each other through the positioning pin holes, alloy solution is spilled in the machining process and falls near the positioning pin holes, the situation of thorough cleaning cannot be achieved, certain influence is generated on alignment and matching of the upper die and the lower die in the subsequent process, matching errors are caused, and then normal operation of the whole machining process is influenced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a production aluminum alloy ex-trusions hot extrusion die 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: a hot extrusion die for producing aluminum alloy sections comprises an upper die, a lower die, a die core and a positioning pin, wherein a shunting hole is formed in the upper die, a welding chamber is formed in the lower die, and a discharge hole is formed in the lower end of the welding chamber; a plurality of shunting holes are formed in the upper die, shunting bridges are arranged among the shunting holes for separating, and the die core is arranged in the shunting bridges; the lower die is provided with a mounting groove, the upper die is correspondingly provided with a positioning groove, and the positioning pin is arranged in the mounting groove and is matched with the positioning groove; the shunting holes are communicated with the welding chamber.
Preferably, the whole shunting bridge is of an S-shaped structure, and the number of the die cores is two, and the two die cores are respectively arranged in two inner grooves of the S-shaped structure of the shunting bridge.
Preferably, the positioning pin comprises a pin seat and a pin rod, and the pin rod is arranged on the pin seat; the pin seat is arranged at the bottom of the mounting groove; rotating shafts are arranged on two sides of the pin seat, and the pin seat is installed in the installation groove through the rotating shafts; the pin seat is integrally of an oval block structure, and the rotating shaft is arranged on the central axis of the oval block; a clamping groove is formed in the elliptic curved surface of the pin boss, and a clamping block is arranged at the bottom end of the pin rod; the fixture block is of a spherical structure, the clamping groove is a spherical groove, and the fixture block is embedded in the clamping groove.
Preferably, a rotating hole is formed in the position, corresponding to the rotating shaft, of the lower die, the rotating shaft on one side of the pin seat penetrates out of the rotating hole, and a screwing block is arranged on the rotating shaft.
Preferably, the upper end of the discharge port is provided with a working belt, and the lower side of the working belt is provided with a blank cutter.
Compared with the prior art, the beneficial effects of the utility model are that: the metal flow in the die of the utility model is continuously gathered in the welding chamber, and the static pressure is continuously increased until the metal flow is extruded and molded from the discharge port; the working belt is used for determining the outer size and shape of the section bar and regulating and controlling the metal flow rate, the hollow cutter can reduce friction, the section bar can smoothly pass through the hollow cutter, the die is prevented from being scratched, and the surface quality of the section bar is ensured.
Drawings
Fig. 1 is a schematic structural view of the present invention;
Fig. 2 is a schematic top view of the present invention;
FIG. 3 is a schematic view of the positioning pin structure of the present invention;
FIG. 4 is a schematic view of the pin boss structure of the present invention;
FIG. 5 is a schematic view of the pin rod structure of the present invention;
Reference numbers in the figures: 1. an upper die; 11. a shunt hole; 12. a shunt bridge; 13. positioning a groove; 2. a lower die; 21. a welding chamber; 22. a discharge port; 221. a working band; 222. cutting in an empty way; 23. mounting grooves; 24. rotating the hole; 3. a mold core; 4. positioning pins; 41. a pin boss; 411. a card slot; 42. a pin rod; 421. a clamping block; 43. a rotating shaft; 44. and (6) screwing the block.
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.
In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", 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 in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; 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 according to specific situations by those skilled in the art.
Referring to fig. 1-5, the present invention provides a technical solution: a hot extrusion die for producing aluminum alloy sections comprises an upper die 1, a lower die 2, a die core 3 and a positioning pin 4, wherein a shunting hole 11 is formed in the upper die 1, a welding chamber 21 is formed in the lower die 2, and a discharge hole 22 is formed in the lower end of the welding chamber 21; a plurality of shunting holes 11 are formed in the upper die 1, the shunting holes 11 are isolated by arranging shunting bridges 12, and the die core 3 is arranged in the shunting bridges 12; the lower die 2 is provided with a mounting groove 23, the upper die 1 is correspondingly provided with a positioning groove 13, and the positioning pin 4 is arranged in the mounting groove 23 and is matched with the positioning groove 13; the shunting holes 11 are communicated with the welding chamber 21.
Furthermore, the whole shunting bridge 12 is of an S-shaped structure, and the number of the mold cores 3 is two, and the two mold cores are respectively arranged in two inner grooves of the S-shaped structure of the shunting bridge 12.
Further, the positioning pin 4 comprises a pin seat 41 and a pin rod 42, wherein the pin rod 42 is mounted on the pin seat 41; the pin boss 41 is arranged at the bottom of the mounting groove 23; rotating shafts 43 are arranged on two sides of the pin seat 41, and the pin seat 41 is installed in the installation groove 23 through the rotating shafts 43; the pin base 41 is of an oval block structure as a whole, and the rotating shaft 43 is arranged at the central axis of the oval block; a clamping groove 411 is formed in the elliptic curved surface of the pin seat 41, and a clamping block 421 is arranged at the bottom end of the pin rod 42; the fixture block 421 is a spherical structure, the slot 411 is a spherical slot, and the fixture block 421 is embedded in the slot 411.
Furthermore, a rotation hole 24 is formed in the lower mold 2 at a position corresponding to the rotation shaft 43, and the rotation shaft 43 on the side of the pin holder 41 is inserted through the rotation hole 24 and is provided with a screw 44.
further, the upper end of the discharge hole 22 is provided with a working belt 221, and the lower side of the working belt is provided with a blank cutter 222.
The working principle is as follows: the molten aluminum alloy solution simultaneously enters the upper die 1 through the plurality of shunting holes 11 and is separated by the shunting bridges 12, and the metal liquid enters the welding chamber 21 under the guiding action of the die core 3 and the shunting bridges 12; along with the continuous gathering of the metal flow in the welding chamber 21, the static pressure is continuously increased until the metal flow is extruded out of the die hole and is extruded out of the discharge hole 22 at the lower side; a working belt 221 is arranged at the lower side of the discharge port 22, and a model is arranged on the working belt 221, so that the outer size and the shape of the section bar are determined, and the metal flow rate is regulated and controlled; the blank cutter 222 is arranged on the lower side of the working belt 221, and the blank cutter 222 has the functions of avoiding friction, enabling the profile to pass through smoothly, avoiding scratching the profile and ensuring the surface quality of the profile.
The upper die 1 and the lower die 2 are aligned with each other through the positioning pin 4 and the positioning groove 13 so as to be matched; the screwing block 44 is screwed to drive the rotating shaft 43 to rotate, so that the pin base 41 is driven to rotate, the oval pin base 41 is driven to rotate, and the upper side surface of the pin base 41 is at different height levels; the pin rod 42 is clamped in the clamping groove 411 of the pin seat 41 through the clamping block 421, so that the pin rod 42 moves up and down in the mounting groove 23 along with the rotation of the pin seat 41; therefore, when the metal liquid scattered on the lower die 2 needs to be cleaned, the pin rod 42 is retracted in the mounting groove, so that the cleaning is convenient; when the pin rod 42 needs to be matched with the upper die 1, the pin rod is extended to be matched; when convenient clearance, can play certain effect including pin rod 42, avoid fixed setting on the mould, the condition emergence of being broken.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a production aluminum alloy ex-trusions hot extrusion die which characterized in that: the welding device comprises an upper die (1), a lower die (2), a die core (3) and a positioning pin (4), wherein a shunting hole (11) is formed in the upper die (1), a welding chamber (21) is formed in the lower die (2), and a discharge hole (22) is formed in the lower end of the welding chamber (21); a plurality of shunting holes (11) are arranged on the upper die (1), the shunting holes (11) are isolated by arranging shunting bridges (12), and the die core (3) is arranged in the shunting bridges (12); the lower die (2) is provided with a mounting groove (23), the upper die (1) is correspondingly provided with a positioning groove (13), and the positioning pin (4) is arranged in the mounting groove (23) and is matched with the positioning groove (13); the shunting holes (11) are communicated with the welding chamber (21).
2. The hot extrusion die for producing the aluminum alloy profile according to claim 1, wherein: the whole shunting bridge (12) is of an S-shaped structure, and the two mold cores (3) are respectively arranged in two inner grooves of the S-shaped structure of the shunting bridge (12).
3. The hot extrusion die for producing the aluminum alloy profile according to claim 1, wherein: the positioning pin (4) comprises a pin seat (41) and a pin rod (42), and the pin rod (42) is arranged on the pin seat (41); the pin seat (41) is arranged at the bottom of the mounting groove (23); rotating shafts (43) are arranged on two sides of the pin seat (41), and the pin seat (41) is installed in the installation groove (23) through the rotating shafts (43); the pin seat (41) is integrally of an oval block structure, and the rotating shaft (43) is arranged on the central axis of the oval block; a clamping groove (411) is formed in the elliptic curved surface of the pin seat (41), and a clamping block (421) is arranged at the bottom end of the pin rod (42); the fixture block (421) is of a spherical structure, the clamping groove (411) is a spherical groove, and the fixture block (421) is embedded in the clamping groove (411).
4. The hot extrusion die for producing the aluminum alloy profile according to claim 3, wherein: the lower die (2) is provided with a rotating hole (24) at a position corresponding to the rotating shaft (43), the rotating shaft (43) on one side of the pin seat (41) penetrates out of the rotating hole (24), and a screwing block (44) is arranged.
5. The hot extrusion die for producing the aluminum alloy profile according to claim 1, wherein: the upper end of the discharge hole (22) is provided with a working belt (221), and the lower side of the working belt (221) is provided with a blank cutter (222).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920291220.2U CN209773094U (en) | 2019-03-07 | 2019-03-07 | Hot extrusion die for producing aluminum alloy section |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920291220.2U CN209773094U (en) | 2019-03-07 | 2019-03-07 | Hot extrusion die for producing aluminum alloy section |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209773094U true CN209773094U (en) | 2019-12-13 |
Family
ID=68797149
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920291220.2U Expired - Fee Related CN209773094U (en) | 2019-03-07 | 2019-03-07 | Hot extrusion die for producing aluminum alloy section |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209773094U (en) |
-
2019
- 2019-03-07 CN CN201920291220.2U patent/CN209773094U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20221117 Address after: 276000 buildings B1 and B4, Shandong International Science and technology mold industrial park, intersection of new 206 National Road and South Outer Ring Road, Luozhuang street, Luozhuang District, Linyi City, Shandong Province Patentee after: Shandong Xingbang Mold Technology Co.,Ltd. Address before: 276000 buildings B1 and B4, Shandong International Science and technology mold industrial park, intersection of new 206 National Road and South Outer Ring Road, Luozhuang street, Luozhuang District, Linyi City, Shandong Province Patentee before: LINYI LUSHUN PRECISION MOULD Co.,Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191213 |