JP2019064277A5 - Joined parts, manufacturing method of joined parts, ink tank, ink cartridge - Google Patents

Joined parts, manufacturing method of joined parts, ink tank, ink cartridge Download PDF

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JP2019064277A5
JP2019064277A5 JP2018241749A JP2018241749A JP2019064277A5 JP 2019064277 A5 JP2019064277 A5 JP 2019064277A5 JP 2018241749 A JP2018241749 A JP 2018241749A JP 2018241749 A JP2018241749 A JP 2018241749A JP 2019064277 A5 JP2019064277 A5 JP 2019064277A5
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component
shape
wall portion
component according
joined
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Description

本発明は、射出した接合用樹脂により、空間部を有する第１部品、第２部品、及び第３部品を接合して形成される接合部品、接合部品の製造方法、インクタンク、インクカートリッジに関する。 The present invention relates to a joining component formed by joining a first component, a second component, and a third component having a space with an injected joining resin, a method for manufacturing the joining component, an ink tank, and an ink cartridge .

そこで本発明は、３部品を一体に形成する際に、接合用樹脂の射出圧力による変形を低減し、かつコストアップの防止を図ることが可能な接合部品、接合部品の製造方法を提供することを目的とするものである。 Therefore, the present invention provides a joint component and a joint component manufacturing method capable of reducing deformation of the joint resin due to injection pressure and preventing cost increase when the three components are integrally formed. The purpose is.

本発明に係る接合部品は、空間部を囲む壁部を有する第１部品と、第２部品と、前記第１部品と接合された第３部品と、前記第２部品と前記壁部との間に、接合用樹脂により形成される第１形状部と、を有することを特徴とする。
また、本発明に係る接合部品の製造方法は、第１部品と、第２部品と、第３部品と、を金型にインサートするインサート工程と、前記第２部品に形成されている孔に接合用樹脂を射出し、前記第１部品の壁部と前記第２部品との間に形成される第１形状部に樹脂を充填する充填工程と、を備えることを特徴とする。 A joint component according to the present invention includes: a first component having a wall portion surrounding a space; a second component; a third component joined to the first component; and a second component and the wall portion. And a first shape portion formed of a bonding resin.
Moreover, the manufacturing method of the joint component which concerns on this invention joins the 1st component, the 2nd component, the insert process which inserts a 3rd component in a metal mold|die, and the hole formed in the said 2nd component. A step of injecting a resin for use and filling the resin into a first shape portion formed between the wall portion of the first component and the second component.

Claims (23)

空間部を囲む壁部を有する第１部品と、
第２部品と、
前記第１部品と接合された第３部品と、
前記第２部品と前記壁部との間に、接合用樹脂により形成される第１形状部と、
を有する、
ことを特徴とする接合部品。 A first part having a wall part surrounding the space part;
The second part,
A third part joined to the first part ,
A first shape portion formed of a joining resin between the second component and the wall portion;
Having,
Joined parts characterized by the following. 前記第１形状部は、前記第２部品の内部を通って前記第１部品とは反対側まで貫通する凸部を有する、 The first shape portion has a convex portion that penetrates through the inside of the second component to the side opposite to the first component,
ことを特徴とする請求項１に記載の接合部品。 The joint component according to claim 1, wherein 前記第１形状部は、前記凸部を複数有する、 The first shape portion has a plurality of the convex portions,
ことを特徴とする請求項２に記載の接合部品。 The joint component according to claim 2, wherein 前記第１部品と前記第３部品は、前記壁部と前記第３部品との間に、前記接合用樹脂により形成される第２形状部により接合されている、 The first component and the third component are joined by a second shape portion formed of the joining resin between the wall portion and the third component.
ことを特徴とする請求項１乃至３のいずれか一項に記載の接合部品。 The joint component according to any one of claims 1 to 3, characterized in that 前記第２形状部は、前記第３部品の内部を通って前記第１部品とは反対側まで貫通する凸部を有する、 The second shape portion has a convex portion that penetrates through the inside of the third component to the side opposite to the first component,
ことを特徴とする請求項４に記載の接合部品。 The joint component according to claim 4, wherein 前記第２形状部は、前記凸部を複数有する、 The second shape portion has a plurality of the convex portions,
ことを特徴とする請求項５に記載の接合部品。 The joint component according to claim 5, wherein 前記第１形状部と前記第２形状部とをつなぐ前記接合用樹脂により形成される第３形状部をさらに有する、 Further comprising a third shape portion formed of the bonding resin that connects the first shape portion and the second shape portion,
ことを特徴とする請求項４乃至６のいずれか一項に記載の接合部品。 The joint component according to any one of claims 4 to 6, wherein: 前記第１形状部と前記第２形状部は、複数の前記第３形状部でつながれている、 The first shape portion and the second shape portion are connected by a plurality of the third shape portions,
ことを特徴とする請求項７に記載の接合部品。 The joint component according to claim 7, wherein 前記壁部は、前記第１形状部の側からみて矩形に形成されている、 The wall portion is formed in a rectangular shape when viewed from the side of the first shape portion,
ことを特徴とする請求項７または８に記載の接合部品。 The joint component according to claim 7 or 8, characterized in that. 前記第１部品は、前記空間部を仕切るように前記壁部の内側に連結される仕切り壁部を有し、 The first component has a partition wall portion connected to the inside of the wall portion so as to partition the space portion,
前記第３形状部は、前記壁部における前記仕切り壁部に連結される部分の外側に配置された、 The third shape portion is arranged outside a portion of the wall portion connected to the partition wall portion,
ことを特徴とする請求項９に記載の接合部品。 The joint component according to claim 9, wherein 前記第３形状部は、前記壁部における前記矩形の角部に配置された、 The third shape portion is arranged at a corner portion of the rectangle in the wall portion,
ことを特徴とする請求項９に記載の接合部品。 The joint component according to claim 9, wherein 前記第２部品と前記第３部品は、前記壁部と前記第３部品との間に、前記接合用樹脂により形成される第２形状部により接合され、 The second component and the third component are joined by a second shape portion formed of the joining resin between the wall portion and the third component,
前記第１形状部と前記第２形状部とをつなぐ前記接合用樹脂により形成される第３形状部をさらに有し、 Further comprising a third shape part formed of the bonding resin connecting the first shape part and the second shape part,
前記壁部は、前記第１形状部の側からみて矩形に形成され、 The wall portion is formed in a rectangular shape when viewed from the side of the first shape portion,
前記凸部は、前記矩形における短手方向の距離が、前記第３形状部がある側から前記短手方向の全体距離の１／３以下の距離に位置する、The convex portion is located such that the distance in the lateral direction of the rectangle is 1/3 or less of the entire distance in the lateral direction from the side where the third shape portion is present,
ことを特徴とする請求項２に記載の接合部品。 The joint component according to claim 2, wherein 第１部品と、第２部品と、第３部品と、を金型にインサートするインサート工程と、 An insert step of inserting the first part, the second part, and the third part into a mold;
前記第２部品に形成されている孔に接合用樹脂を射出し、前記第１部品の壁部と前記第２部品との間に形成される第１形状部に樹脂を充填する充填工程と、を備える、 A filling step of injecting a joining resin into the hole formed in the second component and filling the resin into a first shaped portion formed between the wall portion of the first component and the second component; With
ことを特徴とする接合部品の製造方法。 A method of manufacturing a bonded component, which is characterized by the above. 前記充填工程において、前記第１部品の壁部と前記第３部品により形成される第２形状部、および前記第１形状部と前記第２形状部をつなぐ第３形状部にも樹脂を充填する、 In the filling step, the resin is also filled in the second shape part formed by the wall part of the first part and the third part, and the third shape part connecting the first shape part and the second shape part. ,
ことを特徴とする請求項１３に記載の接合部品の製造方法。 The method for manufacturing a bonded component according to claim 13, wherein 金型内で、前記第１部品を形成する第１部品形成工程と、 A first part forming step of forming the first part in a mold;
前記金型内で、前記第２部品を形成する第２部品形成工程と、 A second part forming step of forming the second part in the mold;
前記金型内で、前記第３部品を形成する第３部品形成工程と、を備える、 A third component forming step of forming the third component in the mold,
ことを特徴とする請求項１４に記載の接合部品の製造方法。 The method for manufacturing a joined component according to claim 14, wherein. 前記第１形状部と前記第２形状部は、複数の前記第３形状部によってつながっている、 The first shape portion and the second shape portion are connected by a plurality of the third shape portions,
ことを特徴とする請求項１５に記載の接合部品の製造方法。 The method for manufacturing a joined component according to claim 15, wherein 前記第１部品形成工程において、空間部を囲む壁部を有するように、かつ前記壁部に前記第３形状部を形成可能な連通路を有するように前記第１部品を形成する、 In the step of forming the first component, the first component is formed so as to have a wall portion that surrounds a space and to have a communication passage in which the third shaped portion can be formed in the wall portion.
ことを特徴とする請求項１５または１６に記載の接合部品の製造方法。 The method for manufacturing a joined component according to claim 15 or 16, characterized in that. 前記第１部品形成工程において、前記第１部品の壁部を矩形となるように形成する、 In the first component forming step, the wall portion of the first component is formed into a rectangular shape,
ことを特徴とする請求項１７に記載の接合部品の製造方法。 The method for manufacturing a joined component according to claim 17, wherein 前記第１部品形成工程において、前記第１部品を、前記空間部を仕切るように前記壁部の内側に連結される仕切り壁部を有するように形成し、かつ前記連通路を、前記壁部における前記仕切り壁部に連結される部分の外側に形成する、 In the first component forming step, the first component is formed so as to have a partition wall portion connected to the inside of the wall portion so as to partition the space portion, and the communication passage is formed in the wall portion. It is formed outside the portion connected to the partition wall portion,
ことを特徴とする請求項１７に記載の接合部品の製造方法。 The method for manufacturing a joined component according to claim 17, wherein 前記第１部品形成工程において、前記連通路を、前記壁部における前記矩形の角部に形成する、 In the first component forming step, the communication path is formed in the rectangular corner portion of the wall portion,
ことを特徴とする請求項１８に記載の接合部品の製造方法。 The method for manufacturing a joined component according to claim 18, characterized in that. 前記第２部品形成工程において、前記孔を、前記矩形における短手方向の距離が、前記第３形状部がある側から前記短手方向の全体距離の１／３以下の距離に位置するように形成する、 In the second component forming step, the hole is positioned so that the distance in the lateral direction of the rectangle is 1/3 or less of the entire distance in the lateral direction from the side where the third shape portion is located. Form,
ことを特徴とする請求項１８または２０に記載の接合部品の製造方法。 The method for manufacturing a joined component according to claim 18 or 20, characterized in that. 請求項１乃至１２のいずれか一項に記載の接合部品と、 A joint component according to any one of claims 1 to 12,
前記空間部に収容されたインクと、を有する、 And ink contained in the space,
ことを特徴とするインクタンク。 An ink tank characterized by that. 請求項２２に記載のインクタンクと、 The ink tank according to claim 22,
前記空間部に収容したインクを吐出するためのヘッドと、を有する、 A head for ejecting ink contained in the space,
ことを特徴とするインクカートリッジ。 An ink cartridge characterized by the above.
JP2018241749A 2016-08-12 2018-12-25 Ink tank, ink cartridge, manufacturing method of ink tank, joining parts Active JP7271167B2 (en)

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