WO2017037893A1 - パーティングロック装置とそれを用いた射出成形金型 - Google Patents
パーティングロック装置とそれを用いた射出成形金型 Download PDFInfo
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- WO2017037893A1 WO2017037893A1 PCT/JP2015/074956 JP2015074956W WO2017037893A1 WO 2017037893 A1 WO2017037893 A1 WO 2017037893A1 JP 2015074956 W JP2015074956 W JP 2015074956W WO 2017037893 A1 WO2017037893 A1 WO 2017037893A1
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- WIPO (PCT)
- Prior art keywords
- lock
- bar
- engagement element
- mold
- state
- Prior art date
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/64—Mould opening, closing or clamping devices
- B29C45/641—Clamping devices using means for straddling or interconnecting the mould halves, e.g. jaws, straps, latches
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C33/00—Moulds or cores; Details thereof or accessories therefor
- B29C33/20—Opening, closing or clamping
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C33/00—Moulds or cores; Details thereof or accessories therefor
- B29C33/20—Opening, closing or clamping
- B29C33/26—Opening, closing or clamping by pivotal movement
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
- B29C45/2602—Mould construction elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/64—Mould opening, closing or clamping devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
- B29C45/2602—Mould construction elements
- B29C2045/2604—Latching means for successive opening or closing of mould plates
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/64—Mould opening, closing or clamping devices
- B29C45/641—Clamping devices using means for straddling or interconnecting the mould halves, e.g. jaws, straps, latches
- B29C2045/642—Clamping devices using means for straddling or interconnecting the mould halves, e.g. jaws, straps, latches using coupling rods for clamping
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/64—Mould opening, closing or clamping devices
- B29C45/66—Mould opening, closing or clamping devices mechanical
- B29C2045/667—Cam drive for mould closing or clamping
Definitions
- the present invention relates to a parting lock device used by being attached to a mold of a resin injection molding machine and an injection mold using the same.
- the parting lock device mentioned above is mainly used in a sleep rate type injection molding machine in order to give a certain order to the opening of the movable mold and the stripper plate.
- the sleep rate type injection molding machine is equipped with a stripper plate that contacts and separates from the movable mold, in addition to the fixed mold and movable mold that create the cavity for molding.
- the tip of the spool bush is inserted into the stripper plate, and in this state, the molten resin supplied through the spool bush is guided to the gate provided in the movable mold and injected into the cavity.
- the stripper plate is first separated from the movable mold, and the runner portion generated between the stripper plate and the movable mold is separated from the product (injected resin in the cavity).
- the movable mold is pulled away from the fixed mold, and the solidified product (resin molded product) in the cavity is taken out from the mold.
- the movement of the stripper plate is performed prior to the separation of the movable mold from the fixed mold, thereby preventing the deformation of the product.
- Examples of conventional parting lock devices include those shown in Patent Documents 1 and 2 below and those shown in FIG.
- the parting lock device shown in FIG. 10 is disclosed in Patent Document 1 as a prior art and has a lock bar 51 attached to the stripper plate 35.
- the lock bar 51 is inserted between the engagement claw 53 and the base holder 55 with the support pin 52 as a rotation fulcrum, and the engagement state of the engagement claw 53 with respect to the lock claw 54 is maintained.
- the parting lock device of Patent Document 1 includes an insertion portion in which a lock member can be freely inserted into and removed from a base holder.
- the engaging elements held on both sides of the inserting portion are pushed out of the inserting portion by the lock bar, and the protruding portion of the engaging member from the inserting portion engages with the engaging recess provided in the base holder.
- the engagement state is maintained under the condition that the lock bar is inserted into the hole of the insertion portion, whereby the base holder and the lock member that are individually attached to the fixed mold and the movable mold are maintained in a connected state and movable. Separation of the mold from the fixed mold is prevented.
- the parting lock device of Patent Document 1 requires that the lock bar be completely removed from the lock member because the movable die can be separated from the fixed die when the lock bar is separated from the engagement element. Not.
- the parting lock device of Patent Document 1 tries to separate the movable mold from the fixed mold by the pulling force applied from the stripper plate (stripper mold plate), and in addition, the engaging element is also dragged by the lock bar. Due to the slope of the engaging recess, the engagement member of the round pin is tightly sandwiched between the lock bar and the slope of the engaging recess, which makes it difficult to move the lock bar and hinders the engagement of the engagement member from being released. In some cases, the separation of the movable mold from the fixed mold was hindered.
- the present invention is capable of releasing the connected state of the base holder and the lock member even when the lock bar is inserted into the lock member, and guaranteeing stable movement of the lock bar.
- An object is to realize and provide a locking device.
- the parting lock device is configured as follows. That is, A base holder, a lock member having a vertical bar insertion hole, and a lock bar that can be freely inserted into and removed from the bar insertion hole;
- the base holder includes an upper and lower penetrating portion, an engaging ridge provided opposite to the two side surfaces of the upper and lower penetrating portion, each having an engaging concave portion arranged opposite to each other in the middle of the longitudinal direction, Having first and second engaging passages provided at positions sandwiched between,
- the lock member is incorporated in an insertion part that can be freely inserted and removed with respect to the upper and lower penetrating parts of the base holder, and is inserted into the insertion part so as to be movable in the thickness direction of the lock bar.
- the lock bar has a thick part and a thin part arranged in a longitudinal direction, and the thick part is between the engagement element and the inner surface of the bar insertion hole, and the thin part is A second state between the engagement element and the inner surface of the bar insertion hole, and a third state in which the lock bar is pulled out from the lock member are selectively selected according to the amount of insertion of the lock bar into the bar insertion hole.
- the engagement element In the second state, the engagement element is pushed by the spring and moved to the engagement position with the engagement recess, and the connection state of the lock member to the base holder is maintained.
- the engagement element compresses the spring to move to the first engagement element passage
- the third state the engagement element is pushed by the spring and moves to the second engagement element passage.
- the lock member can be disconnected from the base holder.
- the lock bar is preferably provided with cam surfaces for pushing and moving the engaging element in the thickness direction of the lock bar at the front and rear ends of the thick portion.
- the rear end of the thick part is the side connected to the thin part.
- the cam surfaces provided at the rear end and the front end of the thick wall portion are inclined in opposite directions.
- the spring is a coil spring
- a guide shaft is provided on the lock member, and the coil spring is mounted on the outer periphery of the guide shaft.
- the parting lock device configured as described above has one of the base holder and the lock member fixed to the fixed mold of the injection molding machine and the other fixed to the movable mold, and the sleep rate type injection molding machine In the above, the lock bar is used by being fixed to a stripper plate.
- This invention also provides an injection mold for an injection molding machine in which the parting lock device is installed on both sides.
- the parting lock device provides a base holder not only when the lock bar is pulled out of the lock member but also when the thick portion of the lock bar is between the engaging element and the inner surface of the bar insertion hole.
- the connection state of the lock member to is released. Therefore, it is not necessary to make a large stroke of the lock bar, and the operation loss of the mold can be reduced.
- the engagement element moves in the thickness direction of the lock bar (a direction perpendicular to the lock bar insertion direction), there is no problem that the engagement element is dragged by the lock bar and obstructs the movement of the lock bar.
- the lock member can be released stably.
- two locking protrusions are provided opposite to the upper and lower penetrating portions of the base holder so that a holding force is applied in a balanced manner to the insertion portion of the lock member inserted into the upper and lower penetrating portions.
- the insertion portion is not twisted and is not caught on the inner surface of the vertical penetration portion, and the extraction of the insertion portion from the vertical penetration portion proceeds smoothly.
- the movable mold can be separated from the fixed mold without any trouble.
- the parting lock device provided with cam surfaces on the leading and trailing ends of the thick wall portion of the lock bar or the upper and lower edges of the engagement element is used for inserting / removing the lock bar with respect to the lock member and the position of the engagement element by the lock bar. Is smoothly switched.
- the position holding of the coil spring is stable and the switching of the position of the engaging element is stable.
- the position holding of the coil spring is stable and the switching of the position of the engaging element is stable.
- scattering of the damaged portion is prevented by the guide shaft.
- FIG. 3 is a cross-sectional view of the engagement member taken along line III-III in FIG. 2. It is a figure which shows the side surface of the up-and-down penetration part which provided the latching protrusion of the base holder. It is sectional drawing which shows the 1st state in which the thick part of a lock bar exists between an engaging element and the inner surface of a bar insertion hole. It is sectional drawing which shows the 2nd state in which the thin part of a lock bar exists between an engaging element and the inner surface of a bar insertion hole.
- FIG. 7 is a cross-sectional view taken along the line VII-VII in FIG. It is sectional drawing which shows the 3rd state by which the lock bar was extracted from between an engagement element and the inner surface of a bar insertion hole. It is sectional drawing which shows an example of the injection mold of this invention. It is sectional drawing which shows an example of the conventional parting lock apparatus.
- the parting lock device 1 shown in FIG. 1 is a combination of a base holder 2, a lock member 8, and a lock bar 16 that can be freely inserted into and removed from the lock member 8.
- the base holder 2 includes an upper and lower penetrating portion 3 shown in FIGS. 1, 4 and 5 to 8 and two locking protrusions 4 provided on the upper and lower penetrating portion 3 (FIGS. 1, 4, and 5). , FIG. 7 and FIG. 8), and further, the first engaging passage 5 and the second engaging passage 6 (FIG. 1, FIG. 4 to FIG. See).
- the locking ridge 4 is a vertically long ridge, and is provided to face the two side surfaces of the upper and lower penetrating portion 3.
- the two locking ridges 4 are provided with engaging concave portions 7 (see FIGS. 1, 4, and 7) arranged in the middle in the longitudinal direction.
- Both the first engagement element passage 5 and the second engagement element passage 6 are paths opened to the upper and lower surfaces of the base holder 2.
- the lock member 8 has a bar insertion hole 9 (see FIGS. 1, 2, 5, 6, and 8) penetrating vertically. Also, an insertion part 10 (see FIGS. 1 and 2) integrated with the main body part 8a which can be freely inserted into and removed from the upper and lower penetration part 3 of the base holder, an engagement element 11 incorporated in the insertion part 10, and the engagement element 11 It has a spring 12 for biasing.
- the bar insertion hole 9 is inside the insertion portion 10.
- the bar insertion hole 9 is a hole in which the cover plate 8b (see FIG. 1) is fixed to the main body portion 8a of the lock member 8 with bolts 13 and closed on all sides, and when the cover plate 8b is removed from the main body portion 8a, The bar insertion hole 9 processed in the part 8a and the insertion part 10 and the notch groove 14 provided in the insertion part 10 across the bar insertion hole 9 are opened to the outside.
- the engagement element 11 is incorporated in the insertion portion 10 so as to be movable in the thickness direction of the lock bar 16 across the bar insertion hole 9.
- the engaging element 11 is an elongated plate whose both ends are processed into an arc shape, and both ends protrude from the notch groove 14 to the outside of the insertion portion 10, and the protruding portion is engaged with the engaging recess 7 as shown in FIG. Is possible.
- the illustrated engagement element 11 has cam surfaces 11a (see FIG. 3) that are pressed by the lock bar 16 to generate a component force in the lock bar thickness direction at the lock bar contact portion at the upper and lower corners on the one surface side in the thickness direction. I have.
- the spring 12 pushes the engagement element 11 toward the second engagement element passage 5.
- the spring 12 has a guide shaft 15 installed in the insertion portion 10 of the lock member 8 and is mounted on the outer periphery of the guide shaft 15 as a preferred form.
- the guide shaft 15 is not an essential element.
- one spring 12 is provided on each side of the engaging element 11 in the embodiment, it is not essential to provide two springs 12. When there are a plurality of springs 12, it is preferable that an average force can be applied to each part of the engagement element 11, but the engagement element 11 can be biased by a single spring.
- the lock bar 16 has a predetermined length region on the front end side as a thick portion 16a and a remaining region on the rear end side as a thin portion 16b.
- the thickness of the thick portion 16a is equal to or larger than the value obtained by adding the width of the locking projection 4 to the width of the first engaging passage 4.
- the illustrated lock bar 16 has cam surfaces 16c and 16d for pushing and moving the engaging element 11 at the front and rear ends of the thick portion.
- the rear end of the thick part 16a is connected to the thin part 16b via the cam surface 16d.
- cam surfaces 16c and 16d are inclined in opposite directions, and when the lock bar 16 is inserted into the bar insertion hole 9, the cam surface 16c pushes the engagement element 11 toward the first engagement element passage 5.
- the illustrated parting lock device 1 configured as described above has a lock bar 16 in the bar insertion hole 9 of the lock member 8 in a state where the insertion portion 10 of the lock member 8 is inserted into the upper and lower penetration portion 3 of the base holder 2. Is inserted.
- the engagement element 11 causes the spring 12 to move.
- the compression member moves to the first engagement member passage 5, and the engagement member 11 is not retained by the locking protrusion 4, and the connection of the lock member 8 to the base holder 2 is released.
- the lock member 8 can be disconnected from the base holder 2, so that the movement stroke of the lock bar 16 is larger than that of the apparatus of FIG. It can be small.
- FIG. 9 shows an example of an injection mold of an injection molding machine that employs the illustrated parting lock device 1.
- the illustrated injection mold 30 includes a fixed mold 32 supported by a fixed plate 31, a movable mold 34 that creates a molding cavity 33 between the fixed mold 31, and a stripper that contacts and separates from the movable mold.
- the plate 35 has a spool bush 36 that is inserted into the spool bush guide 35a of the stripper plate 35 when the molten resin is supplied.
- the spool plate 37, the pull pin 38, and the spool plate 37, to which the spool bush 36 is attached, are disposed below the fixed plate 31 and the support pin 39 that transmits the movement of the spool plate 37 after the predetermined amount of movement and pulls the movable mold.
- the pull pin 38 is fixed to the stripper plate 35, and after the spool plate 37 has moved a little, the stripper plate 35 is caused to follow the movement of the spool plate 37.
- the movable mold 34 is provided with a gate 34a serving as an inlet of the cavity 33 and a flow path 34b for guiding the molten resin supplied through the spool bush 36 to the gate 34a.
- a gate 34a serving as an inlet of the cavity 33
- a flow path 34b for guiding the molten resin supplied through the spool bush 36 to the gate 34a.
- resin is distributed to each gate 34a through a flow path 34b.
- the parting lock device 1 described above is mounted on both sides of the injection mold 30. By providing the parting lock device 1 on both sides of the injection mold 30, smooth movement of the stripper plate 35 and the movable mold 34 can be ensured.
- each parting lock device 1 the base holder 2 is fixed to the fixed mold 32, the lock member 8 is fixed to the movable mold 34, and the lock bar 16 is attached to the stripper plate 35.
- the positional relationship between the lock member 8 and the lock member 8 may be opposite to that shown in FIG.
- the parting lock device 1 functions effectively.
- the movable mold 34 is abutted against the fixed mold 32, the stripper plate 35 is abutted against the movable mold 34, and the spool bush 36 is aligned with the spool bush guide 35a. In this state, molten resin is supplied to the cavity 33.
- the spool plate 37 moves by pulling the stripper plate 35 from the middle, and thereby the resin runner portion left in the flow path 34b is separated from the product.
- the parting lock device is used exclusively in the sleep rate type injection molding machine to give a certain order to the opening of the movable mold and the stripper plate, but it is movable in the two plate type injection molding machine. It is also possible to use it for the purpose of holding the butt state of the mold with respect to the fixed mold for a certain period of time.
- Either the base plate or the lock member is fixed to the fixed mold, and the other is fixed to the movable mold, and the molding machine is moved in the opening direction of the movable mold prior to the opening of the movable mold.
- the member and attaching the lock bar to the member By including the member and attaching the lock bar to the member, the connected state of the movable mold to the fixed mold can be reliably held until the lock bar moves to the connection release position.
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Abstract
Description
さらに、ロックバー51をベースホルダ55から引き抜いてロック爪54の係合爪53に対する係合を解く必要があるため、ロックバー51のストローク(これは即ち、ストリッパープレート35のストローク)が大きくなり、射出成形機の動きにロスが出る。
ベースホルダ、上下貫通のバー挿入穴を有するロック部材、及び前記バー挿入穴に対して抜き差し自在のロックバーを具備し、
前記ベースホルダは、上下貫通部と、その上下貫通部の2側面に対向して設けられる各々が長手途中に対向配置の係合凹部を備えた係止凸条と、各係止凸条を間に挟む位置に設けられる第1及び第2の係合子通路を有し、
前記ロック部材は、前記ベースホルダの上下貫通部に対して抜き差し自在の挿入部と、前記挿入部にロックバーの厚み方向移動可能に組み込まれる、前記挿入部から外部に突出した両端が前記係合凹部に対して係合可能な係合子と、その係合子を付勢するばねを具備し、
前記ロックバーは、長手方向に配列された厚肉部と薄肉部を有し、前記厚肉部が前記係合子と前記バー挿入穴の内面との間にある第1の状態、前記薄肉部が前記係合子と前記バー挿入穴の内面との間にある第2の状態、前記ロックバーが前記ロック部材から引き抜かれた第3の状態がロックバーの前記バー挿入穴に対する挿入量によって選択的に切り替わり、
前記第2の状態では前記係合子が前記ばねに押されて前記係合凹部への係合位置に移動して前記ベースホルダに対する前記ロック部材の連結状態が保持され、
前記第1の状態では前記係合子が前記ばねを圧縮して前記第1の係合子通路に、第3の状態では前記係合子が前記ばねに押されて前記第2の係合子通路にそれぞれ移動して前記ベースホルダに対する前記ロック部材の連結が解けるようにした。
2 ベースホルダ
3 上下貫通部
4 係止凸条
5 第1の係合子通路
6 第2の係合子通路
7 係合凹部
8 ロック部材
8a 本体部
8b カバープレート
9 バー挿入穴
10 挿入部
11 係合子
11a カム面
12 ばね
13 ボルト
14 切欠き溝
15 ガイド軸
16 ロックバー
16a 厚肉部
16b 薄肉部
16c,16d カム面
30 射出成形金型
31 固定プレート
32 固定金型
33 キャビティ
34 可動金型
34a ゲート
34b 流路
35 ストリッパープレート
35a スプールブッシュガイド
36 スプールブッシュ
37 スプール板
38 プルピン
39 サポートピン
40 エジェクタプレート
41 ガイドピン
42 サポートピラ
43 エジェクタピン
44 プッシャーピン
45 コイルばね
Claims (4)
- ベースホルダ(2)、上下貫通のバー挿入穴(9)を有するロック部材(8)、及び前記バー挿入穴に対して抜き差し自在のロックバー(16)を具備し、
前記ベースホルダ(2)は、上下貫通部(3)と、その上下貫通部の2側面に対向して設けられる長手途中に対向配置の係合凹部(7)を備えた係止凸条(4)と、各係止凸条を間に挟む位置に設けられる第1の係合子通路(5)及び第2の係合子通路(6)を有し、
前記ロック部材(8)は、前記ベースホルダの上下貫通部(3)に対して抜き差し自在の挿入部(10)と、前記バー挿入穴(9)にロックバー厚み方向移動可能に組み込まれる、前記挿入部(10)から外部に突出した両端が前記係合凹部(7)に対して係合可能な係合子(11)と、その係合子を付勢するばね(12)を具備し、
前記ロックバー(16)は、長手方向に配列された厚肉部(16a)と薄肉部(16b)を有し、前記厚肉部(16a)が前記係合子(11)と前記バー挿入穴(9)の内面との間にある第1の状態、前記薄肉部(16b)が前記係合子(11)と前記バー挿入穴(9)の内面との間にある第2の状態、前記ロックバー(16)が前記ロック部材(8)から引き抜かれた第3の状態がロックバー(16)の前記バー挿入穴(9)に対する挿入量によって選択的に切り替わり、
前記第2の状態では前記係合子(11)が前記ばね(12)に押されて前記係合凹部(7)への係合位置に移動して前記ベースホルダ(2)に対する前記ロック部材(8)の連結状態が保持され、
前記第1の状態では前記係合子(11)が前記ばね(12)を圧縮して前記第1の係合子通路(5)に、第3の状態では前記係合子(11)が前記ばね(12)に押されて前記第2の係合子通路(6)にそれぞれ移動して前記ベースホルダ(2)に対する前記ロック部材(8)の連結が解けるようにしたパーティングロック装置。 - 前記ロックバー(16)が、前記係合子(11)をロックバー厚み方向に押し動かすためのカム面(16c,16d)を厚肉部(16a)の先端と後端に備え、前記係合子(11)が、厚み方向一面側の上下端のコーナ部に、ロックバー(16)に押されてロックバー接触部にロックバー厚み方向の分力を発生させるカム面(11a)を備える請求項1に記載のパーティングロック装置。
- 前記ばね(12)がコイルばねであり、前記ロック部材(8)の内部にガイド軸(15)が設置され、そのガイド軸の外周に前記ばね(12)が装着された請求項1又は2に記載のパーティングロック装置。
- 固定金型(32)、その固定金型との間に成形用のキャビティ(33)を作り出す可動金型(34)、その可動金型に接離させるストリッパープレート(35)を備え、前記固定金型(32)からの可動金型(34)の開離に先行して前記ストリッパープレート(35)を可動金型(34)から引き離す樹脂の射出成形金型であって、
固定金型(32)と可動金型(34)のどちらか一方に請求項1~3のいずれかに記載のパーティングロック装置のベースホルダ(2)が、他方にロック部材(8)がそれぞれ固定され、さらに、前記ストリッパープレート(35)にパーティングロック装置のロックバー(16)が取り付けられ、このパーティングロック装置(1)が金型の両側に設置された射出成形金型。
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US15/755,845 US10300646B2 (en) | 2015-09-02 | 2015-09-02 | Parting locking device and injection molding mold assembly using same |
CN201580082108.2A CN107949468B (zh) | 2015-09-02 | 2015-09-02 | 分离锁定装置以及使用该分离锁定装置的注塑成型模具 |
JP2017537140A JP6462136B2 (ja) | 2015-09-02 | 2015-09-02 | パーティングロック装置とそれを用いた射出成形金型 |
DE112015006871.6T DE112015006871T5 (de) | 2015-09-02 | 2015-09-02 | Schliessvorrichtung und diese verwendende spritzgiessform |
PCT/JP2015/074956 WO2017037893A1 (ja) | 2015-09-02 | 2015-09-02 | パーティングロック装置とそれを用いた射出成形金型 |
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US20220314510A1 (en) * | 2019-06-14 | 2022-10-06 | Aiyuki Giken Co., Ltd. | Parting lock device and injection molding mold assembly using same |
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US10363695B2 (en) * | 2017-01-19 | 2019-07-30 | Shen Yuan Precision Mold Technology Co., Ltd. | Mold movement control mechanism and mold having the same |
CN115056429A (zh) * | 2022-04-28 | 2022-09-16 | 歌尔股份有限公司 | 组合式注塑模具 |
CN115320044A (zh) * | 2022-07-08 | 2022-11-11 | 立讯智造科技(常熟)有限公司 | 模具的锁合机构、模具及其锁合机构的使用方法 |
CN115431471B (zh) * | 2022-09-13 | 2023-05-30 | 世源科技(嘉兴)医疗电子有限公司 | 一种样品杯注塑模具 |
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US10300646B2 (en) | 2019-05-28 |
DE112015006871T5 (de) | 2018-05-24 |
US20180326637A1 (en) | 2018-11-15 |
JPWO2017037893A1 (ja) | 2018-06-14 |
CN107949468B (zh) | 2019-11-12 |
JP6462136B2 (ja) | 2019-01-30 |
CN107949468A (zh) | 2018-04-20 |
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