CN102729432A - Mold locking structure for injection mold - Google Patents

Mold locking structure for injection mold Download PDF

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Publication number
CN102729432A
CN102729432A CN2012102199307A CN201210219930A CN102729432A CN 102729432 A CN102729432 A CN 102729432A CN 2012102199307 A CN2012102199307 A CN 2012102199307A CN 201210219930 A CN201210219930 A CN 201210219930A CN 102729432 A CN102729432 A CN 102729432A
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China
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quiet template
pull bar
moving platen
latch segment
template
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CN2012102199307A
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CN102729432B (en
Inventor
李雪军
欧永波
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Intelligent Polytron Technologies Inc (Guangdong)
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ZHONGSHAN LONWALK MOULD INJECTION MOLDING CO Ltd
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Priority to CN201210219930.7A priority Critical patent/CN102729432B/en
Publication of CN102729432A publication Critical patent/CN102729432A/en
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Abstract

The invention relates to a mold locking structure for an injection mold. The mold locking structure comprises a movable mold part, a static mold part and a mold locking assembly, wherein the static mold part is composed of a face plate, a top clamp plate and a static template, a compression spring is provided between the top clamp plate and the static template, the movable mold comprises a movable template and a drive unit, a pull bar penetrating the top clamp plate is fixedly arranged on the top clamp plate, the upper end of the pull bar is provided with a first limit end, the lower end of the pull bar is provided with a second limit end, the face plate, the static template and the movable template are provided with guide channels corresponding with the pull bar, the upper end of the pull bar extends into the guide channel of the face plate and is capable of sliding up and down along the guide channel, a stopping part matching with the first limit end of the pull bar is provided in the guide channel of the face plate, the lower end of the pull bar extends into the guide channels on the static template and the movable template and is capable of sliding up and down along the guide channels, a stopping part matching with the second limit end of the pull bar is provided in the guide channel of the static plate, and the mold locking assembly comprises a mold locking buckle body, a push rod and a first locking block. The mold locking structure provided in the invention is simple and reliable.

Description

A kind of injection mold mould-locking structure
Technical field:
The invention belongs to mould manufacturing field, relate in particular to a kind of injection mold mould-locking structure.
Background technology:
To as shown in Figure 3, existing a kind of injection mold comprises quiet mould part 1, dynamic model part 2 and locked mode assembly 4 like Fig. 1; Quiet mould part is by comprising panel 11, mouth of a river plate 12, quiet template 13 behind the forward direction; Be provided with a compression spring 14 between mouth of a river plate 12 and the quiet template 13, dynamic model partly comprises moving platen 21 and drive unit 22 thereof, wherein; Be installed with the pull bar 3 that runs through this mouth of a river plate on the said mouth of a river plate 12; The upper end of pull bar is provided with first positive stop end 32, and the lower end of pull bar is provided with second positive stop end 33, offers and said pull bar 31 corresponding guiding channels on said panel 11, quiet template 13 and the moving platen 21; The upper end of pull bar is stretched in the guiding channel 34 of panel and can be slided up and down along guiding channel, and is provided with the stop section 35 of matching with first positive stop end of pull bar in the guiding channel 34 of panel; The lower end of pull bar is stretched in the guiding channel 36,37 on quiet template and the moving platen and can be slided up and down along guiding channel 36,37; And be provided with the stop section 38 of matching in the guiding channel 36 of quiet template with second positive stop end of pull bar; Said locked mode assembly 4 is the nylon shutter; The nylon shutter is made up of the nylon plug 41 and the fixing bolt 42 of nylon plug; Correspondence is provided with nylon shutter installing hole on quiet template and the moving platen, and bolt passes the nylon plug and is fixed on the moving platen, and the damping force of nylon plug is greater than the elastic force of compression spring.
During die sinking, the drive device drives moving platen moves backward, and said pull bar slides along guiding channel, under the compression spring action, mouth of a river plate and quiet template is at first separated, and is the die sinking first time; Continue to move to backward stop section on the quiet template when matching with second positive stop end of pull bar when moving platen drives quiet template, mouth of a river plate separates with panel, is the die sinking second time; Continue to move to backward stop section on the panel when matching with first positive stop end of pull bar when moving platen drives quiet template, moving platen separates with quiet template, is die sinking for the third time;
The nylon plug is in swelling state after the die sinking; So during matched moulds, under drive device drives, moving platen travels forward and drives the quiet template extremely quiet template promotion of matched moulds spring forward; Make the mouth of a river plate elder generation and panel matched moulds under the thrusting action of compression spring, this is the matched moulds first time; When moving platen drives quiet template and continues forward matched moulds to compression compression spring fully, this moment mouth of a river plate with quiet template matched moulds, this is the matched moulds second time; Last moving platen and quiet template matched moulds, this is matched moulds for the third time.
But there is following defective in above-mentioned injection mold mould-locking structure: 1, mould-locking structure adopts the nylon shutter, and is easy to wear.2, can not realize moving platen and quiet template elder generation matched moulds.3, for the injection mold with preceding mode slider, mode slider wipe to burn before moving platen and the last matched moulds of quiet template can cause, can't sealing, and burr appears in product.
Summary of the invention:
The object of the present invention is to provide a kind of simple in structure, safe and reliable injection mold mould-locking structure.
For realizing above-mentioned purpose, the present invention adopts following technical scheme:
A kind of injection mold mould-locking structure; Comprise dynamic model part, quiet mould part and locked mode assembly; Quiet mould part is provided with a compression spring by comprising panel, mouth of a river plate, quiet template behind the forward direction between mouth of a river plate and the quiet template, dynamic model partly comprises moving platen and drive unit thereof; Wherein, be installed with on the plate of the said mouth of a river one run through this mouth of a river plate pull bar, the upper end of pull bar is provided with first positive stop end, the lower end of pull bar is provided with second positive stop end; Offer on said panel, quiet template and the moving platen and the corresponding guiding channel of said pull bar; The upper end of pull bar is stretched in the guiding channel of panel and can be slided up and down along guiding channel, and is provided with the stop section of matching with first positive stop end of pull bar in the guiding channel of panel; The lower end of pull bar is stretched in the guiding channel on quiet template and the moving platen and can be slided up and down along guiding channel; And be provided with the stop section of matching with second positive stop end of pull bar in the guiding channel of quiet template, it is characterized in that: said locked mode assembly comprises that locked mode buckles main body, push rod and first latch segment;
Said locked mode button main body is fixedly arranged on moving platen one side, and the inboard of this locked mode button main body offers a guide channel along the extension of die sinking direction, and its inboard also offers first locking slot;
One end of said push rod is fixedly arranged on the panel, and its other end inserts the guide channel on the locked mode button main body and can slide up and down along this guide channel, and wherein, the end of inserting the push rod in the guide channel is provided with the release convexity;
Said first latch segment is located on the quiet template, and first latch segment can be in quiet template ejects and snap in first locking slot of locked mode button main body or at the protruding pushing tow of release disengaging first locking slot down;
During die sinking, the drive device drives moving platen moves backward, and said pull bar and push rod slide along guiding channel and guide channel respectively, under the compression spring action, mouth of a river plate and quiet template is at first separated, and is the die sinking first time; When moving platen drove quiet template and continues to move downward stop section to quiet template and match with second positive stop end of pull bar, mouth of a river plate separated with panel, is the die sinking second time; When driving quiet template, moving platen continues to move to backward stop section on the panel when matching with first positive stop end of pull bar; The protruding thrusting action of the release of said push rod makes first latch segment break away from first locking slot in first latch segment; Moving platen separates with quiet template, is die sinking for the third time;
During matched moulds, under drive device drives, moving platen travels forward and is incorporated into earlier on the quiet template, and said first latch segment breaks away from the release convexity of push rod, and first latch segment snaps in first locking slot, and with moving platen and the locking of quiet template, this is the matched moulds first time; Continue the extremely quiet template promotion of matched moulds compression spring forward when moving platen drives quiet template, make the mouth of a river plate elder generation and panel matched moulds under the thrusting action of compression spring, this is the matched moulds second time; When moving platen drives quiet template and continues forward matched moulds to compression compression spring fully, mouth of a river plate and quiet template matched moulds, this is matched moulds for the third time.
Above-mentioned said locked mode assembly also comprises second latch segment and second locking slot; Said second locking slot is positioned at the rear of first locking slot; The protruding rear of release is provided with bayonet socket on the said push rod, and said second latch segment is located on the quiet template, and second latch segment can eject and snap in second locking slot of locked mode button main body from quiet template; And when die sinking for the third time, second latch segment is stuck in the bayonet socket of release protruding rear setting.Locking mechanism is more reliable, and locking effect is better.
Compared with prior art, the present invention has the following advantages: 1, replace the nylon shutter with frame for movement, and simple in structure, safe and reliable.2, guarantee moving platen and quiet template elder generation matched moulds.3, for the injection mold with preceding mode slider, moving platen and quiet template elder generation matched moulds avoid slide block mold insert wiping scaling loss bad.
Description of drawings:
Fig. 1 is existing injection mold matched moulds status architecture sketch map.
Fig. 2 for existing injection mold for the first time, structural representation after the die sinking for the second time.
Fig. 3 is a structural representation after the existing injection mold die sinking for the third time.
Fig. 4 is a locked mode assembly perspective view of the present invention.
Fig. 5 is a locked mode assembly decomposition texture sketch map of the present invention.
Fig. 6 is a locked mode assembly cross-sectional view of the present invention.
Fig. 7 is a matched moulds status architecture sketch map of the present invention.
Fig. 8 for the present invention for the first time, structural representation after the die sinking for the second time.
Fig. 9 is structural representation after the present invention's die sinking for the third time.
The specific embodiment:
Below in conjunction with accompanying drawing embodiment of the present invention is elaborated.
Extremely shown in Figure 9 like Fig. 4; A kind of injection mold mould-locking structure; Comprise quiet mould part 100, dynamic model part 200 and locked mode assembly 400; Quiet mould part 100 is provided with a compression spring 104 by comprising panel 101, mouth of a river plate 102, quiet template 103 behind the forward direction between mouth of a river plate 102 and the quiet template 103, dynamic model part 200 comprises moving platen 201 and drive unit (not shown) thereof; Wherein, be installed with on the said mouth of a river plate 102 one run through this mouth of a river plate pull bar 300, the upper end of pull bar is provided with first positive stop end 301, the lower end of pull bar is provided with second positive stop end 302; Offer and the corresponding guiding channel 305,306 of said pull bar on said panel 101, quiet template 103 and the moving platen 201; The upper end of pull bar is stretched in the guiding channel 303 of panel and can be slided up and down along guiding channel, and is provided with the stop section 304 of matching with first positive stop end of pull bar in the guiding channel 303 of panel; The lower end of pull bar is stretched in the guiding channel 305,306 on quiet template and the moving platen and can be slided up and down along guiding channel; And be provided with the stop section 307 of matching with second positive stop end of pull bar in the guiding channel 305 of quiet template, said locked mode assembly 400 comprises that locked mode buckles main body 401, push rod 402 and first latch segment 403;
Said locked mode buckle assembly 400 is divided into two groups, is installed in the fore side and the not operation side of mould respectively.
Said locked mode button main body 401 is fixedly arranged on moving platen 201 1 sides, and the inboard of locked mode button main body 401 offers a guide channel 4011 along the extension of die sinking direction, and its inboard also offers first locking slot 4012;
One end of said push rod 402 is fixedly arranged on the panel 101, and its other end inserts in the guide channel 4011 on the locked mode button main body and can slide up and down along this guide channel 4011, and wherein, the end of inserting the push rod in the guide channel is provided with release protruding 4021;
Said first latch segment 403 is located on the quiet template 103, first latch segment 403 can be in quiet template 103 ejects and snap in first locking slot 4012 of locked mode button main body or under the pushing tow of release protruding 4021 disengaging first locking slot 4012;
Said quiet template 103 is provided with installs back-moving spring 405 between first storage tank, 105, the first latch segments 403 and first storage tank 105, said first latch segment 403 passes through screw such as height such as grade 407 with quiet template 103 and is connected.
Said locked mode assembly also comprises second latch segment 404 and second locking slot 4013; Said second locking slot 4013 is positioned at the rear of first locking slot 4012; Protruding 4021 rears of release are provided with bayonet socket 4022 on the said push rod; Said second latch segment 404 is located on the quiet template 103, and second latch segment can eject and snap in second locking slot 4013 from quiet template 103, and during die sinking for the third time; When first latch segment 403 after the pushing tow of release protruding 4021 breaks away from first locking slot 4012 down, second latch segment 404 is stuck in the bayonet socket 4022 of release protruding rear setting.
Said quiet template 103 is provided with installs back-moving spring 406 between second storage tank, 106, the second latch segments 404 and second storage tank 106, said second latch segment 404 passes through screw such as height such as grade 408 with quiet template 103 and is connected.
During die sinking; Drive device drives moving platen 201 moves backward, and said pull bar 300 slides along guiding channel 305,306 and guide channel 4011 respectively with push rod 402, under 104 effects of compression spring; Mouth of a river plate 102 and quiet template 103 are at first separated, be the die sinking first time; When moving platen 201 drove quiet template 103 and continues to move downward stop section 307 to quiet template and match with second positive stop end 302 of pull bar, mouth of a river plate 102 and panel were opened in 101 minutes, were the die sinking second time; When driving quiet template 103, moving platen 201 continues to move to backward stop section 304 on the panel when matching with first positive stop end 304 of pull bar; Protruding 4021 thrusting actions of the release of said push rod make first latch segment break away from first locking slot 4012 in first latch segment 403; Second latch segment 404 is stuck in the bayonet socket 4022 of release protruding rear setting; Moving platen 201 was opened with quiet template in 103 minutes, was die sinking for the third time;
During matched moulds, under drive device drives, moving platen 201 travels forward and is incorporated into earlier on the quiet template 103; Said locked mode button main body 401 promotes second latch segment 404 and breaks away from bayonet socket 4022; Protruding 4021, the first latch segments 403 of release that second latch segment 404 snaps in second locking slot, 4013, the first latch segments, 403 disengaging push rods snap in first locking slot; With moving platen 201 and quiet template 103 lockings, this is the matched moulds first time; Continue the extremely quiet template promotion of matched moulds compression spring 104 forward when moving platen drives quiet template, make mouth of a river plate 102 elder generation and panel 101 matched moulds under the thrusting action of compression spring 104, this is the matched moulds second time; When moving platen drives quiet template and continues forward matched moulds to compression compression spring 104 fully, mouth of a river plate 402 and quiet template 403 matched moulds, this is matched moulds for the third time.
Below only be that the specific embodiment among the present invention is explained, every equivalent transformation or modification of making according to the design concept among the present invention all should be thought to fall into protection scope of the present invention.

Claims (2)

1. injection mold mould-locking structure; Comprise dynamic model part, quiet mould part and locked mode assembly; Quiet mould part is provided with a compression spring by comprising panel, mouth of a river plate, quiet template behind the forward direction between mouth of a river plate and the quiet template, dynamic model partly comprises moving platen and drive unit thereof; Wherein, be installed with on the plate of the said mouth of a river one run through this mouth of a river plate pull bar, the upper end of pull bar is provided with first positive stop end, the lower end of pull bar is provided with second positive stop end; Offer on said panel, quiet template and the moving platen and the corresponding guiding channel of said pull bar; The upper end of pull bar is stretched in the guiding channel of panel and can be slided up and down along guiding channel, and is provided with the stop section of matching with first positive stop end of pull bar in the guiding channel of panel; The lower end of pull bar is stretched in the guiding channel on quiet template and the moving platen and can be slided up and down along guiding channel; And be provided with the stop section of matching with second positive stop end of pull bar in the guiding channel of quiet template, it is characterized in that: said locked mode assembly comprises that locked mode buckles main body, push rod and first latch segment;
Said locked mode button main body is fixedly arranged on moving platen one side, and the inboard of this locked mode button main body offers a guide channel along the extension of die sinking direction, and its inboard also offers first locking slot;
One end of said push rod is fixedly arranged on the panel, and its other end inserts the guide channel on the locked mode button main body and can slide up and down along this guide channel, and wherein, the end of inserting the push rod in the guide channel is provided with the release convexity;
Said first latch segment is located on the quiet template, and first latch segment can be in quiet template ejects and snap in first locking slot of locked mode button main body or at the protruding pushing tow of release disengaging first locking slot down;
During die sinking, the drive device drives moving platen moves backward, and said pull bar and push rod slide along guiding channel and guide channel respectively, under the compression spring action, mouth of a river plate and quiet template is at first separated, and is the die sinking first time; When moving platen drove quiet template and continues to move downward stop section to quiet template and match with second positive stop end of pull bar, mouth of a river plate separated with panel, is the die sinking second time; When driving quiet template, moving platen continues to move to backward stop section on the panel when matching with first positive stop end of pull bar; The protruding thrusting action of the release of said push rod makes first latch segment break away from first locking slot in first latch segment; Moving platen separates with quiet template, is die sinking for the third time;
During matched moulds, under drive device drives, moving platen travels forward and is incorporated into earlier on the quiet template, and said first latch segment breaks away from the release convexity of push rod, and first latch segment snaps in first locking slot, and with moving platen and the locking of quiet template, this is the matched moulds first time; Continue the extremely quiet template promotion of matched moulds compression spring forward when moving platen drives quiet template, make the mouth of a river plate elder generation and panel matched moulds under the thrusting action of compression spring, this is the matched moulds second time; When moving platen drives quiet template and continues forward matched moulds to compression compression spring fully, mouth of a river plate and quiet template matched moulds, this is matched moulds for the third time.
2. a kind of injection mold mould-locking structure according to claim 1; It is characterized in that: said locked mode assembly also comprises second latch segment and second locking slot; Said second locking slot is positioned at the rear of first locking slot; The protruding rear of release is provided with bayonet socket on the said push rod, and said second latch segment is located on the quiet template, and second latch segment can eject and snap in second locking slot of locked mode button main body from quiet template; And when die sinking for the third time, second latch segment is stuck in the bayonet socket of release protruding rear setting.
CN201210219930.7A 2012-06-28 2012-06-28 Mold locking structure for injection mold Active CN102729432B (en)

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Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103009587A (en) * 2012-12-21 2013-04-03 苏州奔腾塑业有限公司 Die opening/closing structure system used for injection mold
CN105172074A (en) * 2015-08-31 2015-12-23 歌尔声学股份有限公司 Mechanical opener/closer and bicolor mold
CN105773917A (en) * 2016-04-23 2016-07-20 东莞市盛涵精密塑胶制品有限公司 Die with novel die locking snap
CN106426793A (en) * 2016-12-19 2017-02-22 广州维思车用部件有限公司 Mold for preventing mold collision
CN108099127A (en) * 2018-01-10 2018-06-01 宁波金晟模塑有限公司 Rear auto window frame mould fastening forming mechanism
CN109808131A (en) * 2019-03-12 2019-05-28 高伟刚 A kind of adjustable injection mould processing platform
CN110202756A (en) * 2019-06-14 2019-09-06 卞毓平 Molding die with side core-pulling structure
CN112440448A (en) * 2020-11-02 2021-03-05 宁波众拓模具科技有限公司 Three-plate die drawing mechanism
CN113681847A (en) * 2021-07-13 2021-11-23 海南联塑科技实业有限公司 Mode locking structure and have its double-deck mould of alternative conversion

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202021777U (en) * 2011-03-04 2011-11-02 苏州汉扬精密电子有限公司 Fixed-distance die opening and closing mechanism
CN202088412U (en) * 2011-04-07 2011-12-28 东莞市旭通达模具塑胶有限公司 Mold removing mechanism

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202021777U (en) * 2011-03-04 2011-11-02 苏州汉扬精密电子有限公司 Fixed-distance die opening and closing mechanism
CN202088412U (en) * 2011-04-07 2011-12-28 东莞市旭通达模具塑胶有限公司 Mold removing mechanism

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103009587A (en) * 2012-12-21 2013-04-03 苏州奔腾塑业有限公司 Die opening/closing structure system used for injection mold
CN105172074A (en) * 2015-08-31 2015-12-23 歌尔声学股份有限公司 Mechanical opener/closer and bicolor mold
CN105773917A (en) * 2016-04-23 2016-07-20 东莞市盛涵精密塑胶制品有限公司 Die with novel die locking snap
CN106426793A (en) * 2016-12-19 2017-02-22 广州维思车用部件有限公司 Mold for preventing mold collision
CN106426793B (en) * 2016-12-19 2018-12-18 广州维思车用部件有限公司 Prevent from hitting the mold of mould
CN108099127A (en) * 2018-01-10 2018-06-01 宁波金晟模塑有限公司 Rear auto window frame mould fastening forming mechanism
CN109808131A (en) * 2019-03-12 2019-05-28 高伟刚 A kind of adjustable injection mould processing platform
CN110202756A (en) * 2019-06-14 2019-09-06 卞毓平 Molding die with side core-pulling structure
CN112440448A (en) * 2020-11-02 2021-03-05 宁波众拓模具科技有限公司 Three-plate die drawing mechanism
CN112440448B (en) * 2020-11-02 2022-06-21 宁波众拓模具科技有限公司 Three-plate die drawing mechanism
CN113681847A (en) * 2021-07-13 2021-11-23 海南联塑科技实业有限公司 Mode locking structure and have its double-deck mould of alternative conversion

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