CN201761022U - Swinging direct ejection core pulling mechanism of mold - Google Patents

Swinging direct ejection core pulling mechanism of mold Download PDF

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Publication number
CN201761022U
CN201761022U CN2010202090512U CN201020209051U CN201761022U CN 201761022 U CN201761022 U CN 201761022U CN 2010202090512 U CN2010202090512 U CN 2010202090512U CN 201020209051 U CN201020209051 U CN 201020209051U CN 201761022 U CN201761022 U CN 201761022U
Authority
CN
China
Prior art keywords
straight
ejection
push rod
straight push
plate
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.)
Expired - Fee Related
Application number
CN2010202090512U
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Chinese (zh)
Inventor
欧忠飞
黄顺华
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.)
Jiaxing Xinyuan Precision Mould Technology Co Ltd
Original Assignee
Jiaxing Xinyuan Precision Mould Technology Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Jiaxing Xinyuan Precision Mould Technology Co Ltd filed Critical Jiaxing Xinyuan Precision Mould Technology Co Ltd
Priority to CN2010202090512U priority Critical patent/CN201761022U/en
Application granted granted Critical
Publication of CN201761022U publication Critical patent/CN201761022U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model provides a swinging direct ejection core pulling mechanism of a mold, which belongs to the technical field of molds. The swinging direct ejection core pulling mechanism is arranged on a male mold and comprises a direct ejection rod and an ejection rod seat, wherein an upper ejection pin plate, a lower ejection pin plate and a male template are matched with and arranged on the male mold, the ejection rod seat is arranged between the upper ejection pin plate and the lower ejection pin plate, a straight ejection rod is vertically penetrated and arranged in the male template, the lower end of the straight ejection rod is hinged on the ejection rod seat, in addition, the straight ejection rod can swing around a hinging point, the upper ejection plate and the lower ejection plate drive the straight ejection rod to vertically and upwards eject out products when moving, and a guide block capable of limiting the ejection direction of the straight ejection rod is matched with and arranged at the side part of the straight ejection rod. The utility model has the advantages of solving the problem of difficult inclined top core pulling due to small space because the straight ejection rod vertical moves in the upwards direction and is released from a reverse buckle through swinging to eject out the products, saving the mold space, being convenient for the processing and the installation, and the like, and avoids the risk of mold core replacement in the insertion breaking type.

Description

The straight top of a kind of swing of mould core-pulling mechanism
Technical field
The utility model belongs to technical field of mold, relates to a kind of straight top of swing core-pulling mechanism of mould.
Background technology
Mould is widely used in present industrial production, generally include former and male model, and the ejecting mechanism that is used to eject product after the moulding, wherein ejecting mechanism generally comprises thimble and needle plate, thimble one end passes the product of dynamic model support between former and male model, the other end is fixed on the needle plate, drives the needle plate jack-up product that moves upward thereby the top rod the during demoulding on the injection machine promotes needle plate; In the prior art, for some baroque products, mainly be by oblique top product to be ejected after the moulding, oblique top mainly is to be used for the back-off structure of plasthetics and to eject.Oblique top mechanism as the disclosed a kind of mould of Chinese patent literature [notification number: CN201427372], include the Universal-head main body that angle ejector rod and middle part have shoulder hole, here the top rod promotes needle plate motion up and down on former and injection machine after male model separates fully, and angle ejector rod is oblique the installation, but in the time need ejecting the back-off position of the product among Fig. 1, the general side core-pulling mechanism that adopts is handled, because the restriction of demoulding space length, can not adopt traditional ramp-roof structure, there is dual mode can solve this class problem in the prior art: 1, when adopting traditional taper pin to eject, but taper pin must be done very thinly, can not satisfy requirement of strength like this, fracture easily, cause the increase of labour cost and Master Cost; 2, second kind of shape that can change former finished product hole, and advance inserting damage easily at the position of thiner iron, in case damaging the back can not accept the client only to freeze under the situation of mold insert die parting line, just can only process a die again changes, can't guarantee more large batch of production, will make bigger die manufacturing cost like this increases.
Summary of the invention
Technical problem to be solved in the utility model is the present situation at prior art, and provide a kind of processing easy for installation, save the straight top of the swing core-pulling mechanism of the mould of die space, and swing back-off when directly ejecting by this core-pulling mechanism utilization, thereby can in very little space, solve the side core-pulling problem, avoid having the risk of changing die inserting broken formula.
The utility model solves the problems of the technologies described above the technical scheme that is adopted: the straight top of a kind of swing of mould core-pulling mechanism, be installed on the male model, comprise straight push rod and tip-lever support, be fitted with ejector retainner plate on the male model, following ejector retainner plate and male model plate, tip-lever support is installed between ejector retainner plate and the following ejector retainner plate, the measure of being taked is: straight push rod uprightly is located in the male model plate, the lower end of straight push rod is hinged on the tip-lever support and straight push rod can be swung around pin joint, drive the upright direction of straight push rod during the motion of upper plate and lower roof plate and eject product, be fitted with at the sidepiece of straight push rod and can limit the guide pad that straight push rod ejects direction.
The measure of taking for the optimization such scheme specifically comprises:
In the core-pulling mechanism of the straight top of the swing of above-mentioned a kind of mould, the sidepiece of straight push rod has guide part, on guide part, be shaped on first guiding surface, be shaped on second guiding surface that matches with first guiding surface on the guide pad, between straight push rod and guide pad, have the gap.
In the core-pulling mechanism of the straight top of the swing of above-mentioned a kind of mould, offer gathering sill on the guide pad, the guide part on the straight push rod is contained in this gathering sill, and second guiding surface is opened in the inboard of gathering sill.
In the core-pulling mechanism of the straight top of the swing of above-mentioned a kind of mould, be shaped on a head on the tip-lever support, the lower end of straight push rod connects on the present head by pin.
Compared with prior art, advantage of the present utility model is that straight push rod is upright direction motion, and deviate from back-off through swing and eject product, solved like this because the problem that the too little oblique top that is not easy to do in space is loosed core, has the saving die space, process advantages such as easy for installation, also avoided simultaneously having the risk of changing die inserting broken formula.
Description of drawings
Fig. 1 is that this is swung straight top core-pulling mechanism and is installed in structural representation before ejecting in the mould;
Fig. 2 is that this is swung straight top core-pulling mechanism and is installed in structural representation after ejecting in the mould;
Fig. 3 is that this swings the push rod explosive mechanisms schematic diagram in the core-pulling mechanism of straight top.
The specific embodiment
Below be specific embodiment of the utility model and in conjunction with the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiment.
Among the figure, straight push rod 1; Guide part 1a; The first guiding surface 1a1; Tip-lever support 2; A seat 2a; Last ejector retainner plate 3; Following ejector retainner plate 4; Male model plate 5; Guide pad 6; Gathering sill 6a; The second guiding surface 6a1; Pin 7; Bolt 8; Product 9; Bottom plate 10; Mould pin 11; Gap 12.
As shown in Figure 1, the straight top of the swing of this mould core-pulling mechanism is mounted in the male model, this male model comprises bottom plate 10, last ejector retainner plate 3, following ejector retainner plate 4, mould pin 11 and male model plate 5 etc., and straight top core-pulling mechanism comprises straight push rod 1, tip-lever support 2 and guide pad 6 etc.
Wherein mould pin 11 is to be fixed on the bottom plate 10, male model plate 5 is to be fixed on the mould pin 11, be fitted with ejector retainner plate 3 and following ejector retainner plate 4 between male model plate 5 and the bottom plate 10 in the space, tip-lever support 2 is installed in ejector retainner plate 3 and descends between the ejector retainner plate 4, and will go up ejector retainner plate 3, descend ejector retainner plate 4 and tip-lever support 2 to link together by bolt 8.
Straight push rod 1 uprightly is located in the male model plate 5, and the lower end of straight push rod 1 is hinged on the tip-lever support 2 and straight push rod 1 can be swung around pin joint, is shaped on a seat 2a on the tip-lever support 2, and the lower end of straight push rod 1 connects on the present 2a by pin 7.
As shown in Figure 3, be fitted with at the sidepiece of straight push rod 1 and can limit the guide pad 6 that straight push rod 1 ejects direction, the sidepiece of straight push rod 1 has guide part 1a, on guide part 1a, be shaped on the first guiding surface 1a1, be shaped on the second guiding surface 6a1 that matches with the first guiding surface 1a1 on the guide pad 6, between straight push rod 1 and guide pad 6, has gap 12, offer gathering sill 6a on the guide pad 6, guide part 1a on the straight push rod 1 is contained in this gathering sill 6a, and the second guiding surface 6a1 is opened in the inboard of gathering sill 6a.
Operation principle of the present utility model is as follows:
As depicted in figs. 1 and 2, when male model with after master mold separates die sinking, the top rod just promotes to go up ejector retainner plate 3 and the straight push rod of following ejector retainner plate 4 drives 1 upright top on the injection machine, when the second guiding surface 6a1 of first guiding surface 1a1 on the guide part 1a of straight push rod 1 and guide pad 6 touches, guide pad 6 can squeeze straight push rod 1 toward the next door, and again because straight push rod 1 lower end and tip-lever support 2 are to be articulated and connected by pin 7, so straight push rod 1 can be around pin 7 rotations, begin to deviate from back-off, last ejector retainner plate 3 and following ejector retainner plate 4 drive straight push rod 1 to be continued upwards to eject until covering stroke, straight push rod 1 is deviate from back-off, and product 9 ejects from male model the most at last.
Specific embodiment described herein only is that the utility model spirit is illustrated.The utility model person of ordinary skill in the field can make various modifications or replenishes or adopt similar mode to substitute described specific embodiment, but can't depart from the defined scope of spirit of the present utility model.

Claims (4)

1. the straight top of the swing of mould core-pulling mechanism, be installed on the male model, comprise straight push rod (1) and tip-lever support (2), be fitted with ejector retainner plate (3) on the male model, following ejector retainner plate (4) and male model plate (5), described tip-lever support (2) is installed between ejector retainner plate (3) and the following ejector retainner plate (4), it is characterized in that: described straight push rod (1) uprightly is located in the male model plate (5), the lower end of straight push rod (1) is hinged on the last and straight push rod (1) of tip-lever support (2) and can swings around pin joint, drive the upright direction of straight push rod (1) during the motion of described upper plate and lower roof plate and eject product (9), be fitted with at the sidepiece of straight push rod (1) and can limit the guide pad (6) that straight push rod (1) ejects direction.
2. the straight top of the swing of a kind of mould according to claim 1 core-pulling mechanism, it is characterized in that: the sidepiece of described straight push rod (1) has guide part (1a), on guide part (1a), be shaped on first guiding surface (1a1), be shaped on second guiding surface (6a1) that matches with first guiding surface (1a1) on the described guide pad (6), between straight push rod (1) and guide pad (6), have gap (12).
3. the straight top of the swing of a kind of mould according to claim 2 core-pulling mechanism, it is characterized in that: offer gathering sill (6a) on the described guide pad (6), guide part (1a) on the straight push rod (1) is contained in this gathering sill (6a), and second guiding surface (6a1) is opened in the inboard of gathering sill (6a).
4. the straight top of the swing of a kind of mould according to claim 3 core-pulling mechanism is characterized in that: be shaped on seat head (2a) on the described tip-lever support (2), the lower end of straight push rod (1) connects on the present head (2a) by pin (7).
CN2010202090512U 2010-05-27 2010-05-27 Swinging direct ejection core pulling mechanism of mold Expired - Fee Related CN201761022U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2010202090512U CN201761022U (en) 2010-05-27 2010-05-27 Swinging direct ejection core pulling mechanism of mold

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2010202090512U CN201761022U (en) 2010-05-27 2010-05-27 Swinging direct ejection core pulling mechanism of mold

Publications (1)

Publication Number Publication Date
CN201761022U true CN201761022U (en) 2011-03-16

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103192502A (en) * 2013-03-14 2013-07-10 宁波方正汽车模具有限公司 Straight-ejector-rod inclined core pulling device with small occupied mold space
CN103934979A (en) * 2014-03-12 2014-07-23 宁波如强模塑有限公司 Injection mold straight ejection swing upending core-pulling demolding device
CN105034291A (en) * 2015-08-05 2015-11-11 嘉兴信元精密模具科技有限公司 Slider differential type mould releasing mechanism
CN107696419A (en) * 2017-11-08 2018-02-16 江苏星科精密模具有限公司 A kind of small-sized interior release method of mould of car lamp
CN107738413A (en) * 2017-11-08 2018-02-27 江苏星科精密模具有限公司 A kind of small-sized interior mould emptier of mould of car lamp
CN113500726A (en) * 2021-07-06 2021-10-15 小熊电器股份有限公司 Straight ejection mechanism and die device

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103192502A (en) * 2013-03-14 2013-07-10 宁波方正汽车模具有限公司 Straight-ejector-rod inclined core pulling device with small occupied mold space
CN103934979A (en) * 2014-03-12 2014-07-23 宁波如强模塑有限公司 Injection mold straight ejection swing upending core-pulling demolding device
CN103934979B (en) * 2014-03-12 2016-05-11 宁波如强模塑有限公司 Injection mold directly pushes up and swings the back-off stripper apparatus of loosing core
CN105034291A (en) * 2015-08-05 2015-11-11 嘉兴信元精密模具科技有限公司 Slider differential type mould releasing mechanism
CN107696419A (en) * 2017-11-08 2018-02-16 江苏星科精密模具有限公司 A kind of small-sized interior release method of mould of car lamp
CN107738413A (en) * 2017-11-08 2018-02-27 江苏星科精密模具有限公司 A kind of small-sized interior mould emptier of mould of car lamp
CN113500726A (en) * 2021-07-06 2021-10-15 小熊电器股份有限公司 Straight ejection mechanism and die device

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C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20110316

Termination date: 20150527

EXPY Termination of patent right or utility model