TW202019576A - Die for metal tube extrusion - Google Patents
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- TW202019576A TW202019576A TW107142338A TW107142338A TW202019576A TW 202019576 A TW202019576 A TW 202019576A TW 107142338 A TW107142338 A TW 107142338A TW 107142338 A TW107142338 A TW 107142338A TW 202019576 A TW202019576 A TW 202019576A
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Abstract
Description
本發明是關於一種金屬管擠製模具,特別是一種用以降低包含有不規則連接界面的一待移除金屬管區段的長度的金屬管擠製模具。The invention relates to a metal tube extrusion die, in particular to a metal tube extrusion die for reducing the length of a metal tube segment to be removed including an irregular connection interface.
在中華民國發明專利第105116351號揭露一種「擠製金屬管的模具」,請參閱第1圖,在金屬管擠製製程中,會將複數個金屬材料依序置入一擠製模具中,以擠製成相互連接的金屬管10,相互連接的相鄰金屬管10之間會形成有一不規則的連接界面11,該不規則的連接界面11將影響金屬管的強度,因此必需將具有該不規則的連接界面11的金屬管區段10a切除,然而,切除包含有不規則的連接界面的該金屬管區段10a將造成金屬材料的浪費。In the Republic of China Invention Patent No. 105116351, a "die for extruding metal pipes" is disclosed. Please refer to Figure 1. In the process of extruding metal pipes, a plurality of metal materials will be placed into an extrusion die in order to Extruded into interconnected
本發明的一種金屬管擠製模具用以降低相鄰金屬管間包含有不規則連接界面的一待移除金屬管區段的長度。The metal pipe extrusion die of the present invention is used to reduce the length of a metal pipe section to be removed including an irregular connection interface between adjacent metal pipes.
本發明之主要目的在於提供一種金屬管擠製模具,用以將複數個金屬材料擠製成複數個依序連接的金屬管,該金屬管擠製模具包含一分流模具部及一成形模具部,該一分流模具部具有一環牆、一柱體及複數個桁架,該環牆環繞該柱體,且該些桁架分別連接該柱體及該環牆,使相鄰的該桁架之間形成有一分流道,各該分流道具有一入料口及一出料口,該柱體具有一管擠製部及複數個緩流凸部,各該緩流凸部凸設於該柱體的一表面,該成形模具部,結合於該分流模具部,該成形模具部具有一第一通孔及一第二通孔,該第一通孔連通該第二通孔,該第二通孔連通各該分流道的該出料口,該柱體的該管擠製部容置於該第一通孔以形成一管成形流道,各該緩流凸部位於該管成形流道上方。The main object of the present invention is to provide a metal tube extrusion die for extruding a plurality of metal materials into a plurality of sequentially connected metal tubes. The metal tube extrusion die includes a split die part and a forming die part, The diversion die part has a ring wall, a column and a plurality of truss, the ring wall surrounds the column, and the truss are connected to the column and the ring wall respectively, so that a shunt is formed between the adjacent truss Each shunting prop has a material inlet and a material outlet. The column has a tube extrusion part and a plurality of slow flow convex parts. Each of the slow flow convex parts is convexly arranged on a surface of the column. A forming die part is combined with the splitting die part, the forming die part has a first through hole and a second through hole, the first through hole communicates with the second through hole, and the second through hole communicates with each of the diverting channels In the discharge port, the tube extruding portion of the column is accommodated in the first through hole to form a tube forming flow channel, and each of the slow flow convex portions is located above the tube forming flow channel.
本發明藉由該些緩流凸部緩衝通過該分流模具部的該金屬材料,避免該金屬材料順著該柱體直接流向該管成形流道,且藉由各該緩流凸部改變該金屬材料的流向,以降低相鄰金屬管間包含有不規則連接界面的一待移除金屬管區段的長度,其能避免切除包含有不規則連接界面的該待切除金屬管區段後,造成金屬材料浪費。The present invention buffers the metal material passing through the shunt mold portion by the slow-flow convex portions, prevents the metal material from flowing directly to the tube forming flow path along the column, and changes the metal by each slow-flow convex portion The flow direction of the material to reduce the length of a metal pipe section containing an irregular connection interface between adjacent metal pipes to be removed, which can avoid cutting off the metal pipe section containing the irregular connection interface, resulting in metal material waste.
請參閱第2圖,其為本發明的一種擠製金屬管的模具100包含一分流模具部110及一成形模具部120,該模具100以該分流模具部110結合一盛錠桶200,複數個金屬材料300依序置入於該盛錠桶200中,且以一擠壓頭400依序將各該金屬材料30擠入該模具100中,以擠製複數個依序相連接的金屬管。Please refer to FIG. 2, which is a
請參閱第3及4圖,該分流模具部110具有一環牆111、一柱體112及複數個桁架113,該環牆111環繞該柱體112,且該些桁架分113別連接該柱體112及該環牆111,使相鄰的該桁架113之間形成有一分流道114,各該分流道114具有一入料口114a及一出料口114b,該柱體112具有一管擠製部112a、一焊合部112b、一分流部112c及複數個緩流凸部112d,該焊合部112b位於該管擠製部112a及該分流部112c之間,各該分流道114位於該分流部112c與該環牆111之間,該緩流凸部112d凸設於該柱體112的一表面112e,較佳地,該些緩流凸部112d等距地間隔排列於該柱體112的該表面112e。Please refer to FIG. 3 and FIG. 4, the
請參閱第3及4圖,該成形模具部120結合於該分流模具部110,該成形模具部120具有一第一通孔121及一第二通孔122,該第一通孔121連通該第二通孔122,該第二通孔122連通各該分流道114的該出料口114b,該柱體112的該管擠製部112a容置於該第一通孔121以形成一管成形流道123,該柱體112的該焊合部112b位於該第二通孔122中,以形成一焊合室H,各該緩流凸部112d位於該管成形流道123上方,且各該緩流凸部112d位於各該分流道的該出料口114b下方,較佳地,各該緩流凸部112d設置於該焊合部112b,且各該緩流凸部112d位於該焊合室H中。Please refer to FIGS. 3 and 4, the forming
請參閱第3及4圖,在本實施例中,該管擠製部112a具有一環狀擠製凸緣112h,該環狀擠製凸緣112h具有一環壁112k,該環壁112k朝向該成形模具部120,該環狀擠製凸緣112h位於該管成形流道123,各該緩流凸部112d位於該環狀擠製凸緣112h與各該分流道114的該入料口114a之間,較佳地,各該緩流凸112d部位於該環狀擠製凸緣112h與各該分流道114的該出料口114b之間。Please refer to FIGS. 3 and 4, in this embodiment, the
請參閱第3及4圖,各該緩流凸112d部具有一緩流面112f及一導流斜面112g,該導流斜面112g具有一第一端緣112i及一第二端緣112j,該第一端緣112i連接該緩流面112f,該第二端緣112j連接該柱體112的該表面112e,較佳地,該緩流面112f朝向該入料口114a,該導流斜面112g朝向該成形模具部120,各該緩流凸部112d的該緩流面112f實質上平齊,並位於同一軸向平面,即各該入料口114a至對應的各該緩流面112f的距離實質上相同。Please refer to FIGS. 3 and 4, each of the slow
請參閱第3圖,一中心軸線L通過該柱體112中心,該中心軸線L至該環狀擠製凸緣112h的該環壁112k之間具有一第一距離d1,該中心軸線L至該第二端緣112j之間具有一第二距離d2,該第二距離d2不大於該第一距離d1,該中心軸線L至該第一端緣112i具有一第三距離d3,該第一距離d1不大於該第三距離d3。Referring to FIG. 3, a central axis L passes through the center of the
請參閱第1、3、4及5圖,將各該金屬材料300置入該盛錠桶200中,並以該擠壓頭400擠壓該金屬材料300,請參閱第5圖,使該金屬材料300通過該盛錠桶200後抵觸該柱體112,並被擠壓進入各該分流道114,請參閱第5及6圖,通過各該分流道114的該金屬材料300會被擠壓至該焊合室H,並經由該管成形流道123被擠出而成為一金屬管500,接著,依序再將其它金屬材料300置入該盛錠桶200中並經由該擠製金屬管的模具100被擠出,而形成複數個依序連接的金屬管500。Please refer to Figures 1, 3, 4 and 5 to place each
請參閱第5及6圖,當前後進入該分流道114及該焊合室H的一第一金屬材料300a及一第二金屬材料300b會於該擠製金屬管的模具100中形成有一混合界面a,藉由各該緩流凸部112d緩流通過各該分流道114的該第二金屬材料300b,使第二金屬材料300b流經該焊合室H後,再經由該管成形流道123被擠出,凸設於該柱體112的該表面112e的各該緩流凸部112d能緩衝通過各該分流道114的該第二金屬材料300b,以避免該第二金屬材料300b順著該柱體112直接流向該管成形流道123,且藉由各該緩流凸部112d改變該第二金屬材料300b的流向,使該第一金屬材料300a及該第二金屬材料300b能於該焊合室H連接後再被擠出該管成形流道123,請參閱第6圖,經由該擠製金屬管的模具100所擠製的各該依序相連接的金屬管500之間具有包含一不規則連接界面500a的一待移除金屬管區段510,藉由各該緩流凸部112d使該不規則連接界面500a的延伸長度可縮短,因此能夠降低相鄰金屬管500間包含有該不規則連接界面500a的該待移除金屬管區段510的長度,由於該些待移除金屬管區段510必需被切除,因此當包含有該不規則連接界面500a的該待切除金屬管區段510的長度縮小時,相對地,即可避免造成金屬材料浪費。Please refer to FIG. 5 and FIG. 6, a
本發明之保護範圍當視後附之申請專利範圍所界定者為準,任何熟知此項技藝者,在不脫離本發明之精神和範圍內所作之任何變化與修改,均屬於本發明之保護範圍。The scope of protection of the present invention shall be deemed as defined by the scope of the attached patent application. Any changes and modifications made by those who are familiar with this skill without departing from the spirit and scope of the present invention shall fall within the scope of protection of the present invention. .
10:金屬管
10a:金屬管區段
11:不規則的連接界面
100:擠製金屬管的模具
110:分流模具部
111:環牆
112:柱體
112a:管擠製部
112b:焊合部
112c:分流部
112d:緩流凸部
112e:表面
112f:緩流面
112g:導流斜面
112h:環狀擠製凸緣
112i:第一端緣
112j:第二端緣
112k:環壁
113:桁架
114:分流道
114a:入料口
114b:出料口
120:成形模具部
121:第一通孔
122:第二通孔
123:管成形流道
200:盛錠桶
300:金屬材料
300a:第一金屬材料
300b:第二金屬材料
400:擠壓頭
500:金屬管
500a:不規則連接界面
510:待切除金屬管區段
a:連接界面
d1:第一距離
d2:第二距離
d3:第三距離
H:焊合室
L:中心軸線
10:
第1圖:以習知的擠製模具所擠製的金屬管的立體圖。 第2圖:本發明金屬管擠製模具與盛錠桶、金屬材料、擠壓頭的立體圖。 第3圖:本發明金屬管擠製模具的分解剖視圖。 第4圖:本發明金屬管擠製模具的立體組合剖視圖。 第5圖:金屬材料被擠入本發明金屬管擠製模具的示意圖。 第6圖:以本發明金屬管擠製模具擠製的金屬管的立體圖。Figure 1: A perspective view of a metal tube extruded with a conventional extrusion die. Figure 2: The perspective view of the metal tube extrusion die, ingot barrel, metal material and extrusion head of the present invention. Figure 3: An exploded sectional view of the metal tube extrusion die of the present invention. Fig. 4: A perspective sectional view of a metal tube extrusion die of the present invention. Figure 5: Schematic diagram of the metal material being extruded into the metal pipe extrusion die of the present invention. Fig. 6: A perspective view of a metal tube extruded by the metal tube extrusion die of the present invention.
100:擠製金屬管的模具 100: Die for extruding metal pipes
110:分流模具部 110: Shunt mold department
112:柱體 112: cylinder
112d:緩流凸部 112d: Slow flow convex
123:管成形流道 123: tube forming runner
300a:第一金屬材料 300a: the first metal material
300b:第二金屬材料 300b: Second metal material
500:金屬管 500: metal tube
a:連接界面 a: connection interface
H:焊合室 H: Welding room
Claims (18)
Priority Applications (1)
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TW107142338A TWI680023B (en) | 2018-11-27 | 2018-11-27 | Die for metal tube extrusion |
Applications Claiming Priority (1)
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TW107142338A TWI680023B (en) | 2018-11-27 | 2018-11-27 | Die for metal tube extrusion |
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TWI680023B TWI680023B (en) | 2019-12-21 |
TW202019576A true TW202019576A (en) | 2020-06-01 |
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Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
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JPS57130719A (en) * | 1981-02-02 | 1982-08-13 | Sumitomo Metal Ind Ltd | Hot extrusion forming method for inside stepped tube |
GB2221179B (en) * | 1988-07-19 | 1992-08-19 | Atomic Energy Authority Uk | An improved die assembly |
CN201073658Y (en) * | 2007-07-03 | 2008-06-18 | 江阴市江顺模具有限公司 | Hot extrusion die for large cylinder pipe aluminum profiles |
JP2009220153A (en) * | 2008-03-17 | 2009-10-01 | Aisin Keikinzoku Co Ltd | Method of manufacturing tube with spirally grooved inside surface and its device |
CN202984324U (en) * | 2012-11-23 | 2013-06-12 | 辽源飞跃工模具有限公司 | Thick-wall hollow aluminum profile extrusion die of mold core belt flow blocking table |
TWI638689B (en) * | 2016-05-25 | 2018-10-21 | 國立中山大學 | Die structure of extrusion metal tube |
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2018
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