CN104526981A - Secondary die opening slide block internal pulling mechanism of junction box die - Google Patents

Secondary die opening slide block internal pulling mechanism of junction box die Download PDF

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Publication number
CN104526981A
CN104526981A CN201410759943.2A CN201410759943A CN104526981A CN 104526981 A CN104526981 A CN 104526981A CN 201410759943 A CN201410759943 A CN 201410759943A CN 104526981 A CN104526981 A CN 104526981A
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CN
China
Prior art keywords
die
slide block
pulling
plate
mould
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN201410759943.2A
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Chinese (zh)
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CN104526981B (en
Inventor
张欢庆
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Taizhou Huangyan Weida Plastic Machinery Co Ltd
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Taizhou Huangyan Weida Plastic Machinery Co Ltd
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Application filed by Taizhou Huangyan Weida Plastic Machinery Co Ltd filed Critical Taizhou Huangyan Weida Plastic Machinery Co Ltd
Priority to CN201410759943.2A priority Critical patent/CN104526981B/en
Publication of CN104526981A publication Critical patent/CN104526981A/en
Application granted granted Critical
Publication of CN104526981B publication Critical patent/CN104526981B/en
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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17Component parts, details or accessories; Auxiliary operations
    • B29C45/26Moulds
    • B29C45/33Moulds having transversely, e.g. radially, movable mould parts
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17Component parts, details or accessories; Auxiliary operations
    • B29C45/64Mould opening, closing or clamping devices
    • B29C45/66Mould opening, closing or clamping devices mechanical

Abstract

The invention provides a secondary die opening slide block internal pulling mechanism of a junction box die. The secondary die opening slide block internal pulling mechanism comprises a fixed template and a movable die fixing plate, wherein a fixed die insert is mounted in the fixed template; a movable template is arranged on the movable die fixing plate; a movable die insert is mounted on the movable template; the two sides of the movable template are provided with prefabricated hole core pulling slide block combinations; a die cavity is formed by gaps among the prefabricated hole core pulling slide block combinations, the movable die insert and the fixed die insert; the injection molded junction box is arranged in the die cavity; a wiring plate and a wiring hole are respectively arranged on and formed in the inner wall of the junction box; the movable template is provided with a secondary die opening mechanism; an inner pulling guide block is mounted in the movable die fixing plate; inner pulling guide grooves are formed in the two sides of the inner pulling guide block; the inner pulling guide grooves are connected with inner pulling slide blocks; an opening groove is formed in the movable die insert; the inner pulling guide block and the inner pulling slide blocks stretch into the opening groove; a groove is formed in each inner pulling slide block; the movable die insert is provided with a bulge; the bulge is provided with a core; and the bulge and the core are embedded into the grooves to form a wiring board and wiring hole die cavity.

Description

Pulling mechanism in terminal box mould secondary die sinking slide block
Technical field
The present invention relates to pulling mechanism in a kind of terminal box mould secondary die sinking slide block, belong to injection mold field.
Background technology
In circuit arrangement process, need to use terminal box, the essential structure of existing terminal box comprises box body, box body is shaped with pre-manufactured hole, be shaped with binding post in the inwall of box body, binding post is shaped with wiring hole, during production, first by shaping for terminal box integral molded plastic, and then terminal box is put in punch press, go out pre-manufactured hole impression and wiring fixing hole, its shortcoming is that terminal box needs secondary operations, time-consuming, production efficiency is low.And binding post is from box end stretch to box mouth, and not only materials are many, and sometimes hinder pre-manufactured hole threading, cause terminal box to use inconvenience.Therefore, the present inventor devises a kind of terminal plate that arranges in inboard wall of cartridge and replaces binding post, and terminal plate volume is little, and materials are economized, and particularly do not interfere with pre-manufactured hole, do not affect threading.But when Mould Machining, because terminal plate extends transversely in box body, form narrow and small back-off between the bottom of terminal plate and box body, wiring hole needs again fuse to loose core, and traditional moulds cannot machine-shaping.
Summary of the invention
The object of the invention is the shortcoming in order to overcome prior art, providing one to be beneficial to mould secondary die sinking power, take out the demoulding in band movable slider, mould inside slider designs is compact, inside takes out having stable behavior, pulling mechanism in the terminal box mould secondary die sinking slide block that efficiency is high.
In terminal box mould secondary die sinking slide block of the present invention, the technical scheme of pulling mechanism is: comprise stationary mould for mould compound plate and dynamic model compound plate, under cover half compound plate, solid plate is installed, in solid plate, fixed die insert is installed, dynamic model compound plate installs two pieces of mould pin, two mould pin install dynamic mould fixing plate, dynamic mould fixing plate arranges moving platen, moving platen installs moving die insert, the both sides of moving platen arrange the combination of pre-manufactured hole core-pulling slide block, the combination of pre-manufactured hole core-pulling slide block and the gap between moving die insert and fixed die insert form die cavity, the terminal box of injection mo(u)lding is had in die cavity, terminal plate and wiring hole is shaped with in the inwall of terminal box, upper plate and lower roof plate are set between two pieces of mould pin, connecting ejector pin on upper plate, described moving platen has twice-die-opening mechanism, it is characterized in that taking out guide pad in installation in described dynamic mould fixing plate, gathering sill is taken out in the both sides of inside taking out guide pad are shaped with, inside take out in gathering sill connection and take out slide block, open slot is shaped with in moving die insert, inside take out guide pad and interior slide block of taking out stretches in open slot, inside take out on slide block and be shaped with groove, moving die insert is shaped with projection, projection is shaped with fuse, projection and fuse embed in groove and form terminal plate and wiring hole die cavity.
Pulling mechanism in terminal box mould secondary die sinking slide block of the present invention; during the demoulding, injection machine powered belt moving mold dynamic model part runs die sinking downwards, but moving platen is motionless under the effect of twice-die-opening mechanism; stay in the cover half part of mould; i.e. first time die sinking, dynamic mould fixing plate runs downwards, takes out guide pad descending in drive; and interior take out the effect of gathering sill under; take out slide block in drive inwardly to shrink in open slot, take out namely, take out slide block in making and extract out from the inner side of terminal plate.Then; under the effect of twice-die-opening mechanism; the die sinking of mould second time, moving platen is separated die sinking with solid plate, and moving platen drives moving die insert and interior slide block of taking out to run downwards under die sinking dynamic action; terminal box follows moving die insert to run; until die sinking terminates, meanwhile, the combination of pre-manufactured hole core-pulling slide block is also loosed core under twice-die-opening dynamic action; extract out from the two side walls of terminal box, make the demoulding of pre-manufactured hole impression.Then, the push rod on injection machine promotes lower roof plate and upper plate, and upper plate drives thimble by terminal box jack-up, and the fuse on projection is ejected from wiring hole, then thimble continues jack-up, and by outside terminal box ejection die, the demoulding completes.This programme adopts mould secondary die sinking mode, takes out slide block and inside contracts the demoulding, realize terminal plate and wiring hole and terminal box time processing shaping, mould inside compact conformation in drive, and having stable behavior of loosing core, reliably, production efficiency is high.
Pulling mechanism in terminal box mould secondary die sinking slide block of the present invention; described pre-manufactured hole core-pulling slide block combination is included on moving platen installs slide guide insert; slide guide insert is arranged pre-manufactured hole core-pulling slide block; the head of pre-manufactured hole core-pulling slide block matches with moving die insert and forms pre-manufactured hole impression; the afterbody of pre-manufactured hole core-pulling slide block is shaped with inclined guide groove; install oblique guide block in solid plate, oblique guide block matches with inclined guide groove.When second time die sinking, moving platen runs downwards and is separated with solid plate, and pre-manufactured hole core-pulling slide block is and then descending, under the effect of oblique guide block and inclined guide groove, drives pre-manufactured hole core-pulling slide block outwards to loose core simultaneously, is deviate from by pre-manufactured hole impression.The sidewall that described twice-die-opening mechanism is included in moving platen installs compression block tongue; the sidewall of solid plate installs spacing drag hook; the sidewall of dynamic mould fixing plate is installed spacing briquetting, spacing drag hook holds compression block tongue, and spacing briquetting matches with the ramp of compression block tongue.During first time die sinking, spacing drag hook holds compression block tongue, thus it is motionless to haul moving platen.When after die sinking to certain distance, spacing briquetting press against the ramp of compression block tongue, and compression block tongue is inside contracted, and depart from spacing drag hook, moving platen is separated with solid plate, realizes second time die sinking.
Accompanying drawing explanation
Fig. 1 is pulling mechanism structural representation in terminal box mould secondary die sinking slide block of the present invention;
Fig. 2 is A-A schematic cross-section of Fig. 1;
Fig. 3 is the present invention's first time die opening state schematic diagram;
Fig. 4 is the present invention's second time die opening state schematic diagram;
Fig. 5 is moving die insert of the present invention and terminal box schematic diagram;
Fig. 6 is that pre-manufactured hole core-pulling slide block of the present invention coordinates schematic diagram with terminal box;
Fig. 7 be of the present invention in take out slide block and coordinate schematic diagram with moving die insert.
Detailed description of the invention
The present invention relates to pulling mechanism in a kind of terminal box mould secondary die sinking slide block, as shown in Fig. 1-Fig. 7, comprise stationary mould for mould compound plate 1 and dynamic model compound plate 2, solid plate 3 is installed under cover half compound plate, fixed die insert 4 is installed in solid plate, dynamic model compound plate 2 installs two pieces of mould pin 5, two mould pin install dynamic mould fixing plate 6, dynamic mould fixing plate is arranged moving platen 7, moving platen is installed moving die insert 8, the both sides of moving platen 7 arrange the combination of pre-manufactured hole core-pulling slide block, the combination of pre-manufactured hole core-pulling slide block and the gap between moving die insert 8 and fixed die insert 4 form die cavity, the terminal box 12 of injection mo(u)lding is had in die cavity, terminal plate 13 and wiring hole 14 is shaped with in the inwall of terminal box 12, upper plate 9 and lower roof plate 10 are set between two pieces of mould pin 5, connecting ejector pin 11 on upper plate, thimble 11 is through dynamic mould fixing plate 6, moving platen 7 and moving die insert 8 contact with terminal box 12, described moving platen 7 has twice-die-opening mechanism, guide pad 15 is taken out in installing in described dynamic mould fixing plate 6, gathering sill 16 is taken out in the both sides of inside taking out guide pad 15 are shaped with, inside take out in gathering sill connection and take out slide block 18, open slot 17 is shaped with in moving die insert 8, inside take out guide pad 15 and interior slide block 18 of taking out stretches in open slot 17, inside take out on slide block 18 and be shaped with groove 19, moving die insert 8 is shaped with projection 20, projection is shaped with fuse 21, projection 20 and fuse 21 embed in groove 19 and form terminal plate and wiring hole die cavity.During the demoulding; injection machine powered belt moving mold dynamic model part runs die sinking downwards; but moving platen 7 is motionless under the effect of twice-die-opening mechanism, stays in the cover half part of mould, i.e. first time die sinking; dynamic mould fixing plate 6 runs downwards; take out guide pad 15 in drive descending, and interior take out the effect of gathering sill 16 under, take out slide block 18 in drive and inwardly shrink in open slot 17; namely take out in, take out slide block 18 in making and extract out from the inner side of terminal plate 13.Then; under the effect of twice-die-opening mechanism; the die sinking of mould second time, moving platen 7 is separated die sinking with solid plate 3, and moving platen 7 drives moving die insert 8 and interior slide block 18 of taking out to run downwards under die sinking dynamic action; terminal box 12 follows moving die insert 8 to run; until die sinking terminates, meanwhile, the combination of pre-manufactured hole core-pulling slide block is also loosed core under twice-die-opening dynamic action; extract out from the two side walls of terminal box, make the demoulding of pre-manufactured hole impression.Then, the push rod on injection machine promotes lower roof plate 10 and upper plate 9, and upper plate drives thimble 11 by terminal box jack-up, and the fuse 21 on projection 20 is ejected from wiring hole 14, then thimble continues jack-up, and by outside terminal box 12 ejection die, the demoulding completes.This programme adopts mould secondary die sinking mode, takes out slide block and inside contracts the demoulding, realize terminal plate and wiring hole and terminal box time processing shaping, mould inside compact conformation in drive, and having stable behavior of loosing core, reliably, production efficiency is high.Described pre-manufactured hole core-pulling slide block combination is included on moving platen 7 installs slide guide insert 22, slide guide insert is arranged pre-manufactured hole core-pulling slide block 23, the head of pre-manufactured hole core-pulling slide block 23 matches with moving die insert 8 and forms pre-manufactured hole impression, the afterbody of pre-manufactured hole core-pulling slide block 23 is shaped with inclined guide groove 24, install oblique guide block 25 in solid plate 3, oblique guide block 25 matches with inclined guide groove 24.When second time die sinking, moving platen 7 runs downwards and is separated with solid plate 3, and pre-manufactured hole core-pulling slide block 23 is and then descending, under the effect of oblique guide block 25 and inclined guide groove 24, drives pre-manufactured hole core-pulling slide block 23 outwards to loose core simultaneously, is deviate from by pre-manufactured hole impression 26.The sidewall that described twice-die-opening mechanism is included in moving platen installs compression block tongue 30; the sidewall of solid plate 3 is installed spacing drag hook 31; the sidewall of dynamic mould fixing plate 6 is installed spacing briquetting 32; spacing drag hook 31 holds compression block tongue 30, and spacing briquetting 32 matches with the ramp of compression block tongue 30.During first time die sinking, spacing drag hook holds compression block tongue, thus it is motionless to haul moving platen.When after die sinking to certain distance, spacing briquetting 32 press against the ramp of compression block tongue 30, and compression block tongue 30 is inside contracted, and depart from spacing drag hook, moving platen is separated with solid plate, realizes second time die sinking.

Claims (3)

1. pulling mechanism in terminal box mould secondary die sinking slide block, comprise stationary mould for mould compound plate (1) and dynamic model compound plate (2), solid plate (3) is installed under cover half compound plate, fixed die insert (4) is installed in solid plate, the upper installation two pieces of mould pin (5) of dynamic model compound plate (2), two mould pin are installed dynamic mould fixing plate (6), dynamic mould fixing plate is arranged moving platen (7), moving platen is installed moving die insert (8), the both sides of moving platen (7) arrange the combination of pre-manufactured hole core-pulling slide block, the combination of pre-manufactured hole core-pulling slide block and the gap between moving die insert (8) and fixed die insert (4) form die cavity, the terminal box (12) of injection mo(u)lding is had in die cavity, terminal plate (13) and wiring hole (14) is shaped with in the inwall of terminal box (12), upper plate (9) and lower roof plate (10) are set between two pieces of mould pin (5), connecting ejector pin (11) on upper plate, described moving platen (7) has twice-die-opening mechanism, it is characterized in that taking out guide pad (15) in installation in described dynamic mould fixing plate (6), gathering sill (16) is taken out in the both sides of inside taking out guide pad (15) are shaped with, inside take out in gathering sill connection and take out slide block (18), open slot (17) is shaped with in moving die insert (8), inside take out guide pad (15) and interior slide block (18) of taking out stretches in open slot (17), inside take out on slide block (18) and be shaped with groove (19), moving die insert (8) is shaped with projection (20), projection is shaped with fuse (21), projection (20) and fuse (21) embed in groove (19) and form terminal plate and wiring hole die cavity.
2. pulling mechanism in terminal box mould secondary die sinking slide block as claimed in claim 1; it is characterized in that described pre-manufactured hole core-pulling slide block combination is included in moving platen (7) upper installation slide guide insert (22); slide guide insert is arranged pre-manufactured hole core-pulling slide block (23); the head of pre-manufactured hole core-pulling slide block (23) matches with moving die insert (8) and forms pre-manufactured hole impression; the afterbody of pre-manufactured hole core-pulling slide block (23) is shaped with inclined guide groove (24); install oblique guide block (25) in solid plate (3), oblique guide block (25) matches with inclined guide groove (24).
3. pulling mechanism in terminal box mould secondary die sinking slide block as claimed in claim 1; it is characterized in that the sidewall that described twice-die-opening mechanism is included in moving platen installs compression block tongue (30); the sidewall of solid plate (3) is installed spacing drag hook (31); the sidewall of dynamic mould fixing plate (6) is installed spacing briquetting (32); spacing drag hook (31) holds compression block tongue (30), and spacing briquetting (32) matches with the ramp of compression block tongue (30).
CN201410759943.2A 2014-12-12 2014-12-12 Secondary die opening slide block internal pulling mechanism of junction box die Active CN104526981B (en)

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Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103660186A (en) * 2012-09-25 2014-03-26 汉达精密电子(昆山)有限公司 Female mold side-pulling structure
CN104999624A (en) * 2015-07-16 2015-10-28 周秀君 Double-gate combined pouring system injection mold
CN106493920A (en) * 2016-11-25 2017-03-15 武汉通畅汽车电子照明有限公司 A kind of mould emptier with fixed workpiece function
CN106738678A (en) * 2016-12-12 2017-05-31 佛山市顺德区百年科技有限公司 It is inverted slide block structure and injection mold
CN107171518A (en) * 2017-06-28 2017-09-15 江苏华灿电讯股份有限公司 A kind of connection box for motor casting forming mould
CN111168946A (en) * 2020-01-17 2020-05-19 台州市优立模塑科技股份有限公司 Precise injection molding mold for automobile wire harness electrical connection box
CN111546582A (en) * 2020-04-15 2020-08-18 宁波南方塑料模具有限公司 Tunnel core-pulling mechanism

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CN201755894U (en) * 2010-07-13 2011-03-09 浙江金典模具有限公司 Motor cover mold connection hole clamping groove secondary core pulling mechanism
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CN103934989A (en) * 2014-04-21 2014-07-23 滨海模塑集团有限公司 Inner barb demoulding mechanism of automobile lamp injection mould
CN204546940U (en) * 2014-12-12 2015-08-12 台州市黄岩炜大塑料机械有限公司 Pulling mechanism in terminal box mould secondary die sinking slide block

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Publication number Priority date Publication date Assignee Title
JPH0852769A (en) * 1994-08-11 1996-02-27 Fujitsu Ltd Mold for molding resin
JPH09117938A (en) * 1995-10-25 1997-05-06 Mitsubishi Materials Corp Resin filling degree verifying construction in injection molding
CN201140482Y (en) * 2007-11-14 2008-10-29 汉达精密电子(昆山)有限公司 Side knockout core mechanism
CN201291570Y (en) * 2008-11-24 2009-08-19 深圳创维-Rgb电子有限公司 Injection mold slide block apparatus
CN201755894U (en) * 2010-07-13 2011-03-09 浙江金典模具有限公司 Motor cover mold connection hole clamping groove secondary core pulling mechanism
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Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103660186A (en) * 2012-09-25 2014-03-26 汉达精密电子(昆山)有限公司 Female mold side-pulling structure
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CN107618157B (en) * 2015-07-16 2019-06-14 苏州和瑞机械科技有限公司 A kind of double cast gate combination running gate system injection mold and its application method
CN104999624B (en) * 2015-07-16 2018-02-09 深圳市鼎盛精密工业有限公司 A kind of double cast gate combination running gate system injection mold
CN107618157A (en) * 2015-07-16 2018-01-23 王振环 A kind of double cast gate combination running gate system injection mold and its application method
CN106493920A (en) * 2016-11-25 2017-03-15 武汉通畅汽车电子照明有限公司 A kind of mould emptier with fixed workpiece function
CN106738678A (en) * 2016-12-12 2017-05-31 佛山市顺德区百年科技有限公司 It is inverted slide block structure and injection mold
CN107171518A (en) * 2017-06-28 2017-09-15 江苏华灿电讯股份有限公司 A kind of connection box for motor casting forming mould
CN107171518B (en) * 2017-06-28 2019-04-30 江苏华灿电讯股份有限公司 A kind of connection box for motor casting forming mold
CN111168946A (en) * 2020-01-17 2020-05-19 台州市优立模塑科技股份有限公司 Precise injection molding mold for automobile wire harness electrical connection box
CN111168946B (en) * 2020-01-17 2021-12-21 台州市优立模塑科技股份有限公司 Precise injection molding mold for automobile wire harness electrical connection box
CN111546582A (en) * 2020-04-15 2020-08-18 宁波南方塑料模具有限公司 Tunnel core-pulling mechanism

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