CN103707475B - A kind of built-in cover rod-type top board forced resetting device in advance - Google Patents
A kind of built-in cover rod-type top board forced resetting device in advance Download PDFInfo
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- CN103707475B CN103707475B CN201310756278.7A CN201310756278A CN103707475B CN 103707475 B CN103707475 B CN 103707475B CN 201310756278 A CN201310756278 A CN 201310756278A CN 103707475 B CN103707475 B CN 103707475B
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- China
- Prior art keywords
- reset transistor
- release link
- hoop guide
- sliding pin
- top board
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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
- B29C45/66—Mould opening, closing or clamping devices mechanical
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)
Abstract
The invention discloses a kind of built-in cover rod-type top board forced resetting device in advance, comprise release link (1), hoop guide (2), reset transistor (3), pressure ring (4).The present invention adopts the release link of cylinder step, the hoop guide of cylinder tube shape, and the lower bead of hoop guide is provided with unblock step; Be provided with the reset transistor of the cylinder tube shape of sliding pin, the pressure ring of annular bulk; Release link is connected to below cover half support plate; Hoop guide is fixed in dynamic model support plate through pressure ring; Reset transistor is connected to above top board; Initial, the upper end of reset transistor is positioned in the middle part of the tube chamber of hoop guide, and centripetal for sliding pin extruding protrudes from the tube chamber of reset transistor by the wall of the lumen of hoop guide; During reset, release link inserts hoop guide from top to bottom, be subject to the stop of sliding pin, release link pushing tow reset transistor drives top board to reset downwards, and when sliding pin slides to unblock step, release link is squeezed to unblock step by centrifugal for sliding pin, release link and reset transistor are triped, the technical scheme that reset transistor and top board stop, making injection mold reduce body, reaches the object reducing injection moulding production cost.
Description
Technical field
The present invention relates to the top board resetting means of injection mold, specifically refer to for before injection mould closing, in advance the one built-in cover rod-type top board forced resetting device in advance of forced resetting top board.
Background technology
For baroque injection-molded item, as, automobile combination headlamp lamp body goods, also be provided with screw stud structure at the position being provided with back-off structure simultaneously, during in order to avoid mould matched moulds, the block of tiltedly loosing core being positioned at cover half bumps against with the ejector sleeve being positioned at dynamic model, needs to arrange top board and forces pre-reset device for before mould matched moulds, will be loaded with the top board forced resetting of ejector sleeve in advance; Consult Fig. 9, prior art adopts the device arranging external hook strip type at the lateral wall of mould, be called for short external device 04, make top board force pre-reset, adopt external device 04 that the body of mould is increased, when mold injection is produced, the injection machine compared with large gauge need be used, i.e. low load with strong power, cause injection moulding production cost to increase, therefore, there are the high problems and shortcomings of injection moulding production cost in prior art.
Summary of the invention
For above-mentioned prior art Problems existing with not enough, the present invention adopts the device be made up of release link, hoop guide, reset transistor, pressure ring, release link is the steel components of up big and down small cylinder step, the top big column step of release link is called large step, and the bottom small column step of release link is called lower small stair, hoop guide is the steel components of cylinder tube shape, and the lower bead of hoop guide is provided with unblock step, reset transistor is the steel components of cylinder tube shape, and the top of reset transistor is arranged with pin-and-hole, and sliding in pin-and-hole is provided with sliding pin, and sliding pin is provided with stopper slot, and spacer pin slides to be inserted in stopper slot sliding pin to be limited in pin-and-hole and slides, pressure ring is the steel components of annular bulk, during application, release link, hoop guide and reset transistor are corresponding up and down, and release link is protruded downwards and is fixedly connected on below cover half support plate, hoop guide is fixed in dynamic model support plate through pressure ring, reset transistor is protruded upward and is fixedly connected on above top board, reset job initiation tense, the upper end slip of reset transistor is positioned in the middle part of the tube chamber of hoop guide, and centripetal for the sliding pin of reset transistor extruding protrudes from the tube chamber of reset transistor by the wall of the lumen of hoop guide, during reset work, mould matched moulds moves, release link inserts hoop guide from top to bottom, when the lower small stair lower end of release link is subject to the stop protruding from the intraluminal sliding pin of reset transistor, release link pushing tow reset transistor edge is bound round the inner chamber slide downward of guide and drives top board to reset downwards, when the sliding pin of reset transistor slides to the unblock step of hoop guide downwards, centrifugal for the sliding pin of reset transistor extruding is protruding to the outer tube wall of reset transistor and unlocks between step by the lower small stair of release link, release link and reset transistor are triped, reset transistor and top board stop, the lower small stair of release link continues the inner chamber glide downwards along reset transistor, until the lower surface of the upper large step of release link slides to the technical scheme that the upper surface of touching reset transistor is stopped, a kind of built-in cover rod-type top board forced resetting device is in advance provided, be intended to the structure by built-in loop bar, avoid the drawback of external device, injection mold is made to reduce body, reach the object reducing injection moulding production cost.
The object of the present invention is achieved like this: a kind of built-in cover rod-type top board forced resetting device in advance, comprise release link, hoop guide, reset transistor, pressure ring, wherein: described release link is the steel components of up big and down small cylinder step, the top big column step of release link is called large step, and the bottom small column step of release link is called lower small stair;
Described hoop guide is the steel components of cylinder tube shape, and the lower bead of hoop guide internal chamber wall is provided with the annular step being greater than hoop guide inner chamber and is called unblock step;
Described reset transistor is the steel components of cylinder tube shape, and the through hole that the top tube wall of reset transistor is arranged with two rectangles is called pin-and-hole, and sliding in described pin-and-hole is provided with sliding pin, and described sliding pin is the steel components of rectangular block shape; Be provided with the oblong groove overlooking left and right directions above sliding pin and be called stopper slot; Reset transistor is also provided with the spacer pin of cylindrical steel, and described spacer pin slides to insert in described stopper slot described sliding pin to be limited in described pin-and-hole and horizontally slips; The left and right directions length of described sliding pin is greater than the pipe thickness of reset transistor;
Described pressure ring is the steel components of annular bulk, and the outside diameter of pressure ring is greater than the external diameter of hoop guide, the interior circular diameter of pressure ring and the equal diameters of the described unblock step of hoop guide;
Application connects, and release link, hoop guide and reset transistor are corresponding up and down, and release link is protruded downwards and is fixedly connected on below cover half support plate; Pressure ring is arranged in endoporus hoop guide being fixed on the setting of dynamic model support plate below of hoop guide; Reset transistor is protruded upward and is fixedly connected on above top board; Reset job initiation tense, the upper end slip of reset transistor is positioned in the middle part of the tube chamber of hoop guide, and the centripetal extruding of described sliding pin of reset transistor protrudes from the tube chamber of reset transistor by the wall of the lumen of hoop guide.
The face, direction of structure representation is divided into up, down, left, right, front, rear side, wherein, before be face in the face of device front view, after be and described before relative face.
Operation principle and beneficial effect
During reset work, mould matched moulds moves, and release link inserts hoop guide from top to bottom; When the lower end of the described lower small stair of release link is subject to the stop protruding from the intraluminal described sliding pin of reset transistor, release link is bound round the inner chamber slide downward of guide through described sliding pin pushing tow reset transistor edge and drives top board to reset downwards; When the described sliding pin of reset transistor slides to the described unblock step of hoop guide downwards, the centrifugal extruding of described sliding pin of reset transistor is protruding between the outer tube wall of reset transistor and the described unblock step of hoop guide by the described lower small stair of release link, release link and reset transistor are triped, and reset transistor and top board stop; The described lower small stair of release link continues the inner chamber glide downwards along reset transistor, until mould matched moulds only, now, the lower surface of the described large step of release link slides to the upper surface touching reset transistor.
This device, by the structure of above-mentioned built-in loop bar, avoids the drawback of external device, makes injection mold reduce body, thus reduces injection moulding production cost.
Above-mentioned, the present invention adopts the device be made up of release link, hoop guide, reset transistor, pressure ring, release link is the steel components of up big and down small cylinder step, and the top big column step of release link is called large step, and the bottom small column step of release link is called lower small stair, hoop guide is the steel components of cylinder tube shape, and the lower bead of hoop guide is provided with unblock step, reset transistor is the steel components of cylinder tube shape, and the top of reset transistor is arranged with pin-and-hole, and sliding in pin-and-hole is provided with sliding pin, and sliding pin is provided with stopper slot, and spacer pin slides to be inserted in stopper slot sliding pin to be limited in pin-and-hole and slides, pressure ring is the steel components of annular bulk, during application, release link, hoop guide and reset transistor are corresponding up and down, and release link is protruded downwards and is fixedly connected on below cover half support plate, hoop guide is fixed in dynamic model support plate through pressure ring, reset transistor is protruded upward and is fixedly connected on above top board, reset job initiation tense, the upper end slip of reset transistor is positioned in the middle part of the tube chamber of hoop guide, and centripetal for the sliding pin of reset transistor extruding protrudes from the tube chamber of reset transistor by the wall of the lumen of hoop guide, during reset work, mould matched moulds moves, release link inserts hoop guide from top to bottom, when the lower small stair lower end of release link is subject to the stop protruding from the intraluminal sliding pin of reset transistor, release link pushing tow reset transistor edge is bound round the inner chamber slide downward of guide and drives top board to reset downwards, when the sliding pin of reset transistor slides to the unblock step of hoop guide downwards, centrifugal for the sliding pin of reset transistor extruding is protruding to the outer tube wall of reset transistor and unlocks between step by the lower small stair of release link, release link and reset transistor are triped, reset transistor and top board stop, the lower small stair of release link continues the inner chamber glide downwards along reset transistor, until the lower surface of the upper large step of release link slides to the technical scheme that the upper surface of touching reset transistor is stopped, overcome prior art and there are the high problems and shortcomings of injection moulding production cost, the one provided built-in cover rod-type top board forced resetting device in advance, by the structure of built-in loop bar, avoid the drawback of external device, injection mold is made to reduce body, reach the object reducing injection moulding production cost.
Accompanying drawing explanation
Fig. 1 is that the axle of a kind of built-in cover rod-type top board of the present invention forced resetting device is in advance surveyed to decompose and main looked sectional structure schematic diagram;
Fig. 2 is the extraction enlarged drawing in A portion in Fig. 1;
Fig. 3 is one of the present invention built-in cover rod-type top board forced resetting device in advance, and be positioned at application mold work in release link 1 because being subject to the stop of sliding pin 32, pushing tow reset transistor 3 is along the principle schematic of the inner chamber slide downward tense of hoop guide 2;
Fig. 4 is the extraction enlarged drawing in B portion in Fig. 3;
Fig. 5 is one of the present invention built-in cover rod-type top board forced resetting device in advance, and be positioned at application mold work and trip in release link 1 and reset transistor 3, reset transistor 3 and top board 03 stop the principle schematic of tense;
Fig. 6 is the extraction enlarged drawing in C portion in Fig. 5;
Fig. 7 is one of the present invention built-in cover rod-type top board forced resetting device in advance, is positioned at application mold work and continues along the inner chamber glide downwards of reset transistor 3 to the principle schematic of mould matched moulds tense in release link 1;
Fig. 8 is the extraction enlarged drawing in D portion in Fig. 7;
Fig. 9 is the injection mold schematic diagram that prior art adopts external device 04.
Below in conjunction with the embodiment in accompanying drawing, the present invention is described in further detail, but should not be construed as any limitation of the invention.
In figure: release link 1, hoop guide 2, unblock step 21, reset transistor 3, pin-and-hole 31, sliding pin 32, stopper slot 321, spacer pin 33, pressure ring 4, cover half support plate 01, dynamic model support plate 02, top board 03, external device 04.
Detailed description of the invention
Consult Fig. 1 ~ Fig. 8, one of the present invention built-in cover rod-type top board forced resetting device in advance, comprise release link 1, hoop guide 2, reset transistor 3, pressure ring 4, wherein: described release link 1 is the steel components of up big and down small cylinder step, the top big column step of release link 1 is called large step, and the bottom small column step of release link 1 is called lower small stair;
Described hoop guide 2 is the steel components of cylinder tube shape, and the lower bead of hoop guide 2 internal chamber wall is provided with the annular step being greater than hoop guide 2 inner chamber and is called unblock step 21;
Described reset transistor 3 is the steel components of cylinder tube shape, and the through hole that the top tube wall of reset transistor 3 is arranged with two rectangles is called pin-and-hole 31, and sliding in described pin-and-hole 31 is provided with sliding pin 32, and described sliding pin 32 is the steel components of rectangular block shape; Be provided with the oblong groove overlooking left and right directions above sliding pin 32 and be called stopper slot 321; Reset transistor 3 is also provided with the spacer pin 33 of cylindrical steel, and described spacer pin 33 slides to insert in described stopper slot 321 described sliding pin 32 to be limited in described pin-and-hole 31 and horizontally slips; The left and right directions length of described sliding pin 32 is greater than the pipe thickness of reset transistor 3;
Described pressure ring 4 is the steel components of annular bulk, and the outside diameter of pressure ring 4 is greater than the external diameter of hoop guide 2, the interior circular diameter of pressure ring 4 and the equal diameters of the described unblock step 21 of hoop guide 2;
Application connects, and release link 1, hoop guide 2 and reset transistor about 3 are corresponding, and release link 1 is protruded downwards and is fixedly connected on below cover half support plate 01; What pressure ring 4 was arranged in hoop guide 2 is fixed on binding round guide 2 endoporus that dynamic model support plate 02 arranges below; Reset transistor 3 is protruded upward and is fixedly connected on above top board 03; Reset job initiation tense, the upper end slip of reset transistor 3 is positioned in the middle part of the tube chamber of hoop guide 2, and the centripetal extruding of described sliding pin 32 of reset transistor 3 protrudes from the tube chamber of reset transistor 3 by the wall of the lumen of hoop guide 2.
The face, direction of structure representation is divided into up, down, left, right, front, rear side, wherein, before be face in the face of device front view, after be and described before relative face.
Operation principle and beneficial effect
During reset work, mould matched moulds moves, and release link 1 inserts hoop guide 2 from top to bottom; When the lower end of the described lower small stair of release link 1 is subject to the stop protruding from the intraluminal described sliding pin 32 of reset transistor 3, release link 1 through described sliding pin 32 pushing tow reset transistor 3 along hoop guide 2 inner chamber slide downward and drive top board 03 to reset downwards; When the described sliding pin 32 of reset transistor 3 slides to the described unblock step 21 of hoop guide 2 downwards, the centrifugal extruding of described sliding pin 32 of reset transistor 3 is protruding between the outer tube wall of reset transistor 3 and the described unblock step 21 of hoop guide 2 by the described lower small stair of release link 1, release link 1 and reset transistor 3 are triped, and reset transistor 3 and top board 03 stop; The described lower small stair of release link 1 continues the inner chamber glide downwards along reset transistor 3, until mould matched moulds only, now, the lower surface of the described large step of release link 1 slides to the upper surface touching reset transistor 3.
This device, by the structure of above-mentioned built-in loop bar, avoids the drawback of external device 04, makes injection mold reduce body, thus reduces injection moulding production cost.
Claims (1)
1. built-in cover rod-type top board forced resetting device in advance, comprise release link (1), hoop guide (2), reset transistor (3), pressure ring (4), it is characterized in that: the steel components that described release link (1) is up big and down small cylinder step, the top big column step of release link (1) is called large step, and the bottom small column step of release link (1) is called lower small stair;
The steel components that described hoop guide (2) is cylinder tube shape, the lower bead of hoop guide (2) internal chamber wall is provided with the annular step being greater than hoop guide (2) inner chamber and is called unblock step (21);
The steel components that described reset transistor (3) is cylinder tube shape, the through hole that the top tube wall of reset transistor (3) is arranged with two rectangles is called pin-and-hole (31), slide in described pin-and-hole (31) and be provided with sliding pin (32), the steel components that described sliding pin (32) is rectangular block shape; Be provided with the oblong groove overlooking left and right directions above sliding pin (32) and be called stopper slot (321); Reset transistor (3) is also provided with the spacer pin (33) of cylindrical steel, and described spacer pin (33) slides to insert in described stopper slot (321) described sliding pin (32) to be limited in described pin-and-hole (31) and horizontally slips; The left and right directions length of described sliding pin (32) is greater than the pipe thickness of reset transistor (3);
The steel components that described pressure ring (4) is annular bulk, the outside diameter of pressure ring (4) is greater than the external diameter of hoop guide (2), the interior circular diameter of pressure ring (4) and the equal diameters of the described unblock step (21) of hoop guide (2);
Application connects, and release link (1), hoop guide (2) and reset transistor (3) are corresponding up and down, and release link (1) is protruded downwards and is fixedly connected on below cover half support plate (01); The guide (2) that will bind round below that pressure ring (4) is arranged in hoop guide (2) is fixed on the endoporus that dynamic model support plate (02) arranges; Reset transistor (3) is protruded upward and is fixedly connected on above top board (03); Reset job initiation tense, the upper end slip of reset transistor (3) is positioned in the middle part of the tube chamber of hoop guide (2), and described sliding pin (32) the centripetal extruding of reset transistor (3) protrudes from the tube chamber of reset transistor (3) by the wall of the lumen of hoop guide (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310756278.7A CN103707475B (en) | 2013-12-31 | 2013-12-31 | A kind of built-in cover rod-type top board forced resetting device in advance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310756278.7A CN103707475B (en) | 2013-12-31 | 2013-12-31 | A kind of built-in cover rod-type top board forced resetting device in advance |
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| Publication Number | Publication Date |
|---|---|
| CN103707475A CN103707475A (en) | 2014-04-09 |
| CN103707475B true CN103707475B (en) | 2016-02-17 |
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| CN201310756278.7A Active CN103707475B (en) | 2013-12-31 | 2013-12-31 | A kind of built-in cover rod-type top board forced resetting device in advance |
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| CN2647552Y (en) * | 2003-11-04 | 2004-10-13 | 东华机械有限公司 | Direct pressing mould clamping resetting mechanism |
| CN2848542Y (en) * | 2005-11-18 | 2006-12-20 | 富港电子（东莞）有限公司 | Preresetting device of knockout plate and mould having said device |
| CN102069170A (en) * | 2009-11-25 | 2011-05-25 | 牟维军 | Die mechanism for obliquely pushing parallel push plate out |
| CN202656396U (en) * | 2012-05-14 | 2013-01-09 | 广东华声电器股份有限公司 | Mould of plug pin sheath |
| CN203019636U (en) * | 2012-12-07 | 2013-06-26 | 大连多利电器用品有限公司 | High-precision double-reset helical gear mold device |
| CN203171976U (en) * | 2013-03-09 | 2013-09-04 | 宁波双林模具有限公司 | Simplified secondary automatic ejection stripping device for injection mold |
| CN203713011U (en) * | 2013-12-31 | 2014-07-16 | 宁海胜利模具有限公司 | Built-in loop bar type device for forced resetting of top plate in advance |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3432016B2 (en) * | 1994-09-13 | 2003-07-28 | エム・エム中川株式会社 | Injection molding machine |
| JP2004122440A (en) * | 2002-09-30 | 2004-04-22 | Aoki Technical Laboratory Inc | Mold clamping device of injection blow molding machine |
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2013
- 2013-12-31 CN CN201310756278.7A patent/CN103707475B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2647552Y (en) * | 2003-11-04 | 2004-10-13 | 东华机械有限公司 | Direct pressing mould clamping resetting mechanism |
| CN2848542Y (en) * | 2005-11-18 | 2006-12-20 | 富港电子（东莞）有限公司 | Preresetting device of knockout plate and mould having said device |
| CN102069170A (en) * | 2009-11-25 | 2011-05-25 | 牟维军 | Die mechanism for obliquely pushing parallel push plate out |
| CN202656396U (en) * | 2012-05-14 | 2013-01-09 | 广东华声电器股份有限公司 | Mould of plug pin sheath |
| CN203019636U (en) * | 2012-12-07 | 2013-06-26 | 大连多利电器用品有限公司 | High-precision double-reset helical gear mold device |
| CN203171976U (en) * | 2013-03-09 | 2013-09-04 | 宁波双林模具有限公司 | Simplified secondary automatic ejection stripping device for injection mold |
| CN203713011U (en) * | 2013-12-31 | 2014-07-16 | 宁海胜利模具有限公司 | Built-in loop bar type device for forced resetting of top plate in advance |
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| Publication number | Publication date |
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| CN103707475A (en) | 2014-04-09 |
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