CN209395219U - A double-layer material profile extrusion die with steel lining - Google Patents
A double-layer material profile extrusion die with steel lining Download PDFInfo
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- CN209395219U CN209395219U CN201822017516.3U CN201822017516U CN209395219U CN 209395219 U CN209395219 U CN 209395219U CN 201822017516 U CN201822017516 U CN 201822017516U CN 209395219 U CN209395219 U CN 209395219U
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- 239000000463 material Substances 0.000 title claims abstract description 98
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 58
- 239000010959 steel Substances 0.000 title claims abstract description 58
- 238000001125 extrusion Methods 0.000 title claims abstract description 26
- 239000006261 foam material Substances 0.000 claims abstract description 34
- 238000007493 shaping process Methods 0.000 claims abstract description 8
- 239000003292 glue Substances 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 12
- 238000000034 method Methods 0.000 abstract description 11
- 238000005187 foaming Methods 0.000 abstract description 10
- 239000006260 foam Substances 0.000 abstract description 9
- 238000003825 pressing Methods 0.000 abstract description 3
- 230000009466 transformation Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 10
- 238000004513 sizing Methods 0.000 description 3
- 238000009413 insulation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
一种带钢衬的双层材料异型材挤出模具，包括支架、口模板七、口模板六、口模板五、口模板四、口模板三、口模板二、口模板一、小镶件；其通过在口模板的头部增加带有内、外层材料进胶口和钢衬入口的支架，然后再经过各个口模板板内、外层材料流道的过度变换，最终形成了带钢衬的双层材料异型材；另外在口模板二上连接的小镶件延伸进入定型模内，使内层发泡材料的发泡过程在定型模中进行，防止发泡材料因提前发泡挤压外层材料，导致外层材料进入定型模时阻力过大。该发明通过一套挤出模具，一次完成带钢衬的双层材料异型材生产，节省了以往需通过后续工序将钢衬压入异型材的内发泡层的过程，因此具有生产周期短、效率高、成本低的优点。
A double-layer profiled material extrusion die with a steel lining, including a bracket, a seven-mouth template, a six-mouth template, a five-mouth template, a fourth mouth template, a third mouth template, a second mouth template, a mouth template, and a small insert; It adds a bracket with inner and outer material inlets and steel lining inlets at the head of the mouth template, and then undergoes excessive transformation of the inner and outer material flow channels of each mouth template, and finally forms a strip steel lining. In addition, the small inserts connected to the mouth template 2 extend into the shaping mold, so that the foaming process of the inner foam material is carried out in the shaping mold, preventing the foaming material from being extruded due to early foaming. Outer layer material, resulting in excessive resistance when the outer layer material enters the calibrating die. The invention uses a set of extrusion dies to complete the production of double-layer material profiles with steel lining at one time, which saves the previous process of pressing the steel liner into the inner foam layer of the profile through subsequent processes, so it has short production cycle, The advantages of high efficiency and low cost.
Description
技术领域technical field
本实用新型涉及塑胶挤出型材用模具技术领域，具体涉及一种带钢衬的双层材料异型材挤出模具。The utility model relates to the technical field of molds for extruding plastic profiles, in particular to a double-layer profiled material extrusion mold with a steel lining.
背景技术Background technique
已知的，带有钢衬及内层发泡层的异型材，其保温、隔音及机械刚度、强度均好于普通的带内层发泡材料的异型材；但现有的双层材料挤出模具只能生产有内层发泡层的异型材，无法在挤出生产的同时内置钢衬，只能在挤出异型材生产完成后，通过后续工序将钢衬压入异型材的内发泡层内，因此带有钢衬及内层发泡层的异型材存在生产周期长、效率低、成本高的问题。Known, the profiled bar with steel lining and inner layer foam layer, its thermal insulation, sound insulation and mechanical rigidity, strength are all better than the common profiled bar with inner layer foaming material; But existing double-layer material extrusion The out-of-the-mold can only produce special-shaped materials with inner foam layer, and the steel lining cannot be built in at the same time of extrusion production. Only after the production of extruded special-shaped materials is completed, the steel lining can be pressed into the inner hair of the special-shaped materials through subsequent processes. Therefore, there are problems of long production cycle, low efficiency and high cost for special-shaped materials with steel lining and inner foam layer.
发明内容Contents of the invention
为了克服背景技术中的不足，本实用新型公开了一种带钢衬的双层材料异型材挤出模具，其在口模板的头部增加带有内、外层材料进胶口和钢衬入口的支架，然后再经过口模板七、口模板六、口模板五、口模板四、口模板三、口模板二、口模板一的内、外层材料流道的过度变换，最终形成了带钢衬的双层材料异型材；另外在口模板二上连接的小镶件延伸进入定型模内，使内层发泡材料的发泡过程在定型模中进行，防止内层发泡材料因提前发泡挤压外层材料，导致外层材料进入定型模时阻力大的问题，因此具有极高的生产效率。该发明通过一套挤出模具，一次完成带钢衬的双层材料异型材生产，节省了以往需通过后续工序将钢衬压入异型材的内发泡层的过程，因此具有生产周期短、成本低的优点。In order to overcome the deficiencies in the background technology, the utility model discloses a double-layer profiled material extrusion die with a steel lining, which is equipped with an inner and outer layer material inlet and a steel lining inlet at the head of the die plate. The bracket, and then through the excessive transformation of the inner and outer material flow channels of the mouth template 7, the mouth template 6, the mouth template 5, the mouth template 4, the mouth template 3, the mouth template 2, and the mouth template 1, and finally formed the strip steel In addition, the small insert connected to the mouth template 2 extends into the shaping mold, so that the foaming process of the inner foam material can be carried out in the shaping mold to prevent the inner foam material from prematurely breaking out. The outer material is extruded by the foam, which leads to the problem of high resistance when the outer material enters the calibrating die, so it has extremely high production efficiency. The invention uses a set of extrusion dies to complete the production of double-layer material profiles with steel lining at one time, which saves the previous process of pressing the steel liner into the inner foam layer of the profile through subsequent processes, so it has the advantages of short production cycle, The advantage of low cost.
为了实现所述发明目的，本实用新型采用如下技术方案：一种带钢衬的双层材料异型材挤出模具，其特征是：包括支架、口模板七、口模板六、口模板五、口模板四、口模板三、口模板二、口模板一、小镶件；所述支架为上部两侧带斜面的板状，左侧斜面有外层材料进胶口，外层材料进胶口在支架内分为两条圆形外层材料流道；右侧斜面有内层发泡材料进胶口，内层发泡材料进胶口在支架内分为两条圆形内层发泡材料流道；支架上部中间有钢衬入口；所述口模板七、口模板六、口模板五、口模板四、口模板三、口模板二为板状，其后板面设置有内、外层材料入口，前板面设置有内、外层材料出口，其中间设置有钢衬通道；所述口模板一为板状，中间设置有通孔，通孔出口形状与挤出的异型材截面外形相同；所述支架、口模板七、口模板六、口模板五、口模板四、口模板三、口模板二、口模板一按顺序上下设置，通过定位销定位，通过螺栓连接，形成了带钢衬的双层材料异型材挤出模具，在挤出模具内有连通的外层材料流道、内层发泡材料流道和钢衬通道；所述小镶件外形为矩形框，中间为钢衬通道，沿矩形框设置有若干内层发泡材料流道，小镶件设置在口模板一的通孔内，与口模板二连接。In order to achieve the purpose of the invention, the utility model adopts the following technical scheme: a double-layer material profile extrusion die with a steel lining, which is characterized in that it includes a bracket, a mouth template seven, a mouth template six, a mouth template five, and a mouth Template 4, mouth template 3, mouth template 2, mouth template 1, small inserts; the bracket is a plate with inclined surfaces on both sides of the upper part, and the left inclined surface has an outer layer material inlet, and the outer layer material inlet is in the The bracket is divided into two circular outer material flow channels; the right slope has an inner foam material inlet, and the inner foam material inlet is divided into two circular inner foam material flows in the bracket. There is a steel lining entrance in the middle of the upper part of the bracket; the mouth template 7, mouth template 6, mouth template 5, mouth template 4, mouth template 3, and mouth template 2 are plate-shaped, and the inner and outer layer materials are arranged on the rear plate surface Inlet, the front plate surface is provided with inner and outer material outlets, and a steel lining channel is arranged in the middle; the mouth template is plate-shaped, and a through hole is arranged in the middle, and the shape of the outlet of the through hole is the same as the cross-sectional shape of the extruded profile The support, the mouth template seven, the mouth template six, the mouth template five, the mouth template four, the mouth template three, the mouth template two, and the mouth template one are set up and down in order, positioned by positioning pins, and connected by bolts to form a strip steel Lined double-layer profiled material extrusion die, in the extrusion die, there are connected outer layer material flow channels, inner layer foam material flow channels and steel lining channels; the shape of the small insert is a rectangular frame, and the middle is a steel The lining channel is provided with a number of inner layer foam material flow channels along the rectangular frame, and the small insert is arranged in the through hole of the mouth template 1 and connected with the mouth template 2.
优选的，口模板七的内、外层材料入口的形状、位置、数量与支架的内、外层材料出口的形状、位置、数量相同，内、外层材料出口形状由入口的圆形变为带有圆角的矩形，位置向口模板七的中心移动，数量保持不变；口模板六、口模板五、口模板四、口模板三、口模板二的内、外层材料入口形状、位置、数量与前一块口模板的内、外层材料出口形状、位置、数量相同，内、外层材料出口形状、位置或数量则发生变化;Preferably, the shape, position, and quantity of the inner and outer layer material inlets of the mouth template 7 are the same as the shape, position, and number of the inner and outer layer material outlets of the support, and the shape of the inner and outer layer material outlets changes from the circular shape of the inlet to The rectangle with rounded corners moves to the center of mouth template seven, and the number remains unchanged; the inlet shape and position of the inner and outer layer materials of mouth template six, mouth template five, mouth template four, mouth template three, and mouth template two The shape, position and quantity of the inner and outer layer material outlets of the previous mouth template are the same, and the shape, position or quantity of the inner and outer layer material outlets are changed;
优选的，口模板二的外层材料流道在出口处连接为整体，再经口模板板一的挤压、冷却，形成产品的最终外形；内层发泡材料流道在出口处为若干个，仍保持内层发泡材料的受压状态;Preferably, the outer material flow channel of the mouth template two is connected as a whole at the outlet, and then the final shape of the product is formed through the extrusion and cooling of the mouth template plate one; the inner foam material flow channel is several at the outlet. , still maintain the compressed state of the inner foam material;
优选的，小镶件的内层发泡材料流道的的形状、位置、数量与口模板二内层发泡材料流道的出口相同，其目的是保持内层发泡材料的受压状态，将内层发泡材料导入定型模内，防止内层发泡材料因提前发泡挤压外层材料，导致外层材料进入定型模时阻力增大，影响生产效率;Preferably, the shape, position, and quantity of the inner layer foaming material flow channel of the small insert are the same as the outlet of the second inner layer foaming material flow channel of the mouth template, and its purpose is to maintain the compressed state of the inner layer foaming material, Introduce the inner foam material into the sizing mold to prevent the inner foam material from foaming in advance and extruding the outer material, resulting in increased resistance when the outer material enters the sizing mold and affecting production efficiency;
优选的，小镶件的下端面延伸进入定型模型腔内，内层发泡材料从小镶件材料出口挤出后，开始迅速发泡膨胀，充填由外层材料和钢衬组成的空腔;Preferably, the lower end surface of the small insert extends into the cavity of the shaped mold, and after the inner foam material is extruded from the outlet of the small insert material, it begins to foam and expand rapidly, filling the cavity formed by the outer material and the steel lining;
优选的，所述小镶件中间的钢衬通道尺寸大于钢衬外形尺寸，且钢衬通道内侧设置有若干凸起，以减小钢衬与通道之间的摩擦。Preferably, the size of the steel lining channel in the middle of the small insert is larger than the outer dimension of the steel lining, and several protrusions are provided inside the steel lining channel to reduce the friction between the steel lining and the channel.
由于采用如上所述的技术方案，本实用新型具有如下有益效果：本实用新型公开的一种带钢衬的双层材料异型材挤出模具，其通过在口模板的头部增加带有内、外层材料进胶口和钢衬入口的支架，然后再经过各个口模板内、外层材料流道的过度变换，最终形成了带钢衬的双层材料异型材；另外在口模板二上连接的小镶件延伸进入定型模内，使内层发泡材料的发泡过程在定型模中进行，防止内层发泡材料因提前发泡挤压外层材料，导致外层材料进入定型模时阻力大的问题，因此具有极高的生产效率。该发明通过一套挤出模具，一次完成带钢衬的双层材料异型材生产，节省了以往需通过后续工序将钢衬压入异型材的内发泡层的过程，因此具有生产周期短、效率高、成本低的优点。Due to the adoption of the above-mentioned technical scheme, the utility model has the following beneficial effects: the utility model discloses a steel-lined double-layer profiled material extrusion die, which adds an inner, The bracket of the outer material inlet and the steel lining inlet, and then through the excessive transformation of the inner and outer material flow channels of each mouth template, finally forms a double-layer material profile with steel lining; in addition, it is connected on the second mouth template The small inserts extend into the shaping mold, so that the foaming process of the inner foam material is carried out in the shaping mold, so as to prevent the outer layer material from entering the shaping mold when the inner foam material is foamed in advance and squeezes the outer layer material. Problems with high resistance, so it has extremely high production efficiency. The invention uses a set of extrusion dies to complete the production of double-layer material profiles with steel lining at one time, which saves the previous process of pressing the steel liner into the inner foam layer of the profile through subsequent processes, so it has the advantages of short production cycle, The advantages of high efficiency and low cost.
附图说明Description of drawings
图1为带钢衬的双层材料异型材挤出模具结构示意图；Fig. 1 is the structural representation of the double-layer material profile extrusion die with steel liner;
图2为支架俯视结构示意图；Fig. 2 is a schematic diagram of the top view structure of the bracket;
图3为口模板七内、外层材料流道结构示意图；Fig. 3 is a schematic diagram of the structure of the inner and outer material flow passages of the mouth template seven;
图4为口模板六内、外层材料流道结构示意图；Fig. 4 is a schematic diagram of the structure of the six inner and outer material flow channels of the mouth template;
图5为口模板五内、外层材料流道结构示意图；Fig. 5 is a schematic diagram of the structure of the five inner and outer layer material flow channels of the mouth template;
图6为口模板四内、外层材料流道结构示意图；Fig. 6 is a schematic diagram of the structure of the four inner and outer material flow channels of the mouth template;
图7为口模板三内、外层材料流道结构示意图；Fig. 7 is a schematic diagram of the structure of the inner and outer material flow passages of the mouth template three;
图8为口模板二内、外层材料流道结构示意图；Fig. 8 is a schematic diagram of the structure of the inner and outer material flow passages of the second mouth template;
图9为口模板一结构示意图；Fig. 9 is a structural schematic diagram of mouth template;
图10为小镶件结构示意图；Fig. 10 is a structural schematic diagram of a small insert;
图11为C局部放大结构示意图。Fig. 11 is a schematic diagram of a partially enlarged structure of C.
图中：1、支架；2、口模板七；3、口模板六；4、口模板五；5、口模板四；6、口模板三；7、口模板二；8、口模板一；9、小镶件；10、外层材料流道；11、内层发泡材料流道；12、钢衬；13、外层材料进胶口；14、内层发泡材料进胶口；15、钢衬入口；16、定型模。In the figure: 1, bracket; 2, mouth template seven; 3, mouth template six; 4, mouth template five; 5, mouth template four; 6, mouth template three; 7, mouth template two; 8, mouth template one; 9 , small inserts; 10, outer material flow channel; 11, inner foam material flow channel; 12, steel lining; 13, outer material inlet; 14, inner foam material inlet; 15, Steel lining entrance; 16, stereotypes.
具体实施方式Detailed ways
通过下面的实施例可以详细的解释本实用新型，公开本实用新型的目的旨在保护本实用新型范围内的一切技术改进。The utility model can be explained in detail through the following examples, and the purpose of disclosing the utility model is to protect all technical improvements within the scope of the utility model.
一种带钢衬的双层材料异型材挤出模具，包括支架1、口模板七2、口模板六3、口模板五4、口模板四5、口模板三6、口模板二7、口模板一8、小镶件9；所述支架1为上部两侧带斜面的板状，左侧斜面有外层材料进胶口13，外层材料进胶口13在支架1内分为两个圆形外层材料流道；右侧斜面有内层发泡材料进胶口14，内层发泡材料进胶口14在支架1内分为两个圆形内层发泡材料流道11；支架1上部中间有钢衬入口15；所述口模板七2、口模板六3、口模板五4、口模板四5、口模板三6、口模板二7为板状，其后板面设置有内、外层材料入口，前板面设置有内、外层材料出口，其中间设置有钢衬通道；其中口模板七2的内、外层材料入口形状、位置、数量与支架1的内、外层材料出口形状、位置、数量相同，内、外层材料出口形状由入口的圆形变为带有圆角的矩形，数量保持不变；与此类似，口模板六3、口模板五4、口模板四5、口模板三6、口模板二7的内、外层材料入口形状、位置、数量与前一块口模板的内、外层材料出口形状、位置、数量相同，内、外层材料出口形状、位置或数量则发生变化，其总体趋势是内、外层材料出口形状愈来愈接近最终成品的截面形状；所述口模板一8为板状，中间设置有通孔，通孔出料口形状与挤出的异型材截面外形相同；所述支架1、口模板七2、口模板六3、口模板五）、口模板四5、口模板三6、口模板二7、口模板一8按顺序上下设置，通过定位销定位，通过螺栓连接，形成了带钢衬的双层材料异型材挤出模具，在挤出模具内有连通的外层材料流道、内层发泡材料流道和钢衬通道；所述小镶件9外形为矩形框，中间为钢衬通道，沿矩形框设置有若干内层发泡材料流道11，小镶件与口模板二7通过焊接连接；小镶件9的下端面延伸进入定型模16型腔内；所述小镶件9中间的钢衬通道尺寸大于钢衬外形尺寸，且钢衬通道内侧设置有若干凸起。A double-layer profiled material extrusion die with a steel lining, comprising a bracket 1, a mouth plate seven 2, a mouth plate six 3, a mouth plate five 4, a mouth plate four 5, a mouth plate three 6, an mouth plate two 7, and a mouth Template one 8, small inserts 9; the bracket 1 is a plate with slopes on both sides of the upper part, and the slope on the left side has an outer layer material glue inlet 13, and the outer layer material glue inlet 13 is divided into two parts in the bracket 1 Circular outer material flow channel; the right slope has an inner foam material inlet 14, and the inner foam material inlet 14 is divided into two circular inner foam material flow channels 11 in the bracket 1; There is a steel lining inlet 15 in the middle of the upper part of the support 1; the mouth template seven 2, mouth template six 3, mouth template five 4, mouth template four 5, mouth template three 6, and mouth template two 7 are plate-shaped, and the rear panel is set There are inner and outer layer material inlets, the front plate is provided with inner and outer layer material outlets, and a steel lining channel is arranged in the middle; 1. The shape, position, and quantity of the outlet of the outer layer material are the same, the shape of the outlet of the inner and outer layer materials changes from a circular shape at the entrance to a rectangle with rounded corners, and the quantity remains unchanged; 4. The shape, position, and quantity of the inner and outer material inlets of the mouth template 4, 5, mouth template 3, and mouth template 2 7 are the same as the shape, position, and quantity of the inner and outer material outlets of the previous mouth template. The shape, position or quantity of the layer material outlet changes, and the general trend is that the shape of the inner and outer layer material outlets is getting closer and closer to the cross-sectional shape of the final product; the mouth template-8 is plate-shaped, with a through hole in the middle, through The shape of the hole discharge opening is the same as that of the extruded profile; the support 1, the mouth template 7 2, the mouth template 6 3, the mouth template 5), the mouth template 4 5, the mouth template 3 6, the mouth template 2 7, Mouth template 18 is arranged up and down in sequence, positioned by positioning pins, and connected by bolts to form a double-layer profiled material extrusion die with steel lining. In the extrusion die, there are connected outer material flow channels, inner layer hair Foam material flow channel and steel lining channel; the shape of the small insert 9 is a rectangular frame with a steel lining channel in the middle, and a number of inner foam material flow channels 11 are arranged along the rectangular frame, and the small insert and the mouth template 2 pass through Welding connection; the lower end surface of the small insert 9 extends into the cavity of the sizing die 16; the size of the steel lining channel in the middle of the small insert 9 is larger than the steel lining outer dimension, and the inside of the steel lining channel is provided with some protrusions.
当带钢衬的双层材料异型材挤出模具生产时，外层材料通过塑胶挤压机从支架1的外层材料进胶口13进入外层材料流道10，内层发泡材料通过塑胶挤压机从支架1的内层发泡材料进胶口14进入内层发泡材料流道11，钢衬通过钢衬送料机从支架1的钢衬入口15进入钢衬通道；外层材料经过各个口模板的外层材料流道10，最终从口模板一8的出料口挤出，进入定型模型腔，钢衬经过各个口模板及小镶件9的钢衬通道，进入外层材料的空腔内，内层发泡材料经过各个口模板及小镶件9的内层发泡材料流道11，最终从小镶件9的出料口进入由外层材料和钢衬构成的空腔，并迅速发泡膨胀，填充由外层材料和钢衬构成的空腔，最终生产出带钢衬的双层材料异型材。When the double-layer profiled material extrusion mold with steel lining is produced, the outer layer material enters the outer layer material flow channel 10 from the outer layer material inlet 13 of the bracket 1 through the plastic extruder, and the inner layer foam material passes through the plastic extruder. The extruder enters the inner foam material flow channel 11 from the inner foam material inlet 14 of the bracket 1, and the steel lining enters the steel lining channel from the steel lining inlet 15 of the bracket 1 through the steel lining feeder; the outer layer material passes through The outer layer material flow channel 10 of each mouth template is finally extruded from the discharge port of the mouth template one 8, and enters the stereotyped mold cavity, and the steel lining passes through the steel lining channel of each mouth template and the small insert 9, and enters the outer layer material. In the cavity, the inner foam material passes through each mouth template and the inner foam material flow channel 11 of the small insert 9, and finally enters the cavity formed by the outer layer material and the steel lining through the discharge port of the small insert 9. And rapidly foam and expand to fill the cavity formed by the outer layer material and steel lining, and finally produce a double-layer material profile with steel lining.
本实用新型未详述部分为现有技术。The unspecified part of the utility model is prior art.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109466040A (en) * | 2018-11-30 | 2019-03-15 | 洛阳艾佳模具制造有限公司 | A kind of double layer material profiled bar extrusion die with steel lining |
| CN109466040B (en) * | 2018-11-30 | 2024-04-12 | 洛阳艾佳模具制造有限公司 | Double-layer material profile extrusion die with steel lining |
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