CN104972615B - The lifter demoulding mechanism of injection mold - Google Patents

The lifter demoulding mechanism of injection mold Download PDF

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Publication number
CN104972615B
CN104972615B CN201510332081.XA CN201510332081A CN104972615B CN 104972615 B CN104972615 B CN 104972615B CN 201510332081 A CN201510332081 A CN 201510332081A CN 104972615 B CN104972615 B CN 104972615B
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CN
China
Prior art keywords
slanted kicking
kicking block
component
tilted footstock
oblique top
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.)
Active
Application number
CN201510332081.XA
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Chinese (zh)
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CN104972615A (en
Inventor
苏强
张奎
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.)
Yacheng Yaoqiang Molding Technology Co Ltd
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Yacheng Yaoqiang Molding Technology Co Ltd
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Application filed by Yacheng Yaoqiang Molding Technology Co Ltd filed Critical Yacheng Yaoqiang Molding Technology Co Ltd
Priority to CN201510332081.XA priority Critical patent/CN104972615B/en
Publication of CN104972615A publication Critical patent/CN104972615A/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
    • B29C45/332Mountings or guides therefor; Drives therefor
    • 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
    • B29C45/40Removing or ejecting moulded articles
    • B29C45/4005Ejector constructions; Ejector operating mechanisms
    • B29C45/401Ejector pin constructions or mountings
    • 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 present invention relates to a kind of lifter demoulding mechanism of injection mold; including bottom needle plate and ejector retainner plate; ejector retainner plate upper vertical sets oblique top push rod; tilted footstock is set at the top of oblique top push rod; tilted footstock includes the two boards shape structure being oppositely arranged; set between the two boards shape structure of tilted footstock and the first slanted kicking block and the second slanted kicking block are set above the first pin and the second pin, tilted footstock, be rotatably connected respectively by the first pin and the second pin with tilted footstock;Slanted kicking block includes first component setting up and down and second component, and the upper end of first component sets hook and slot, and the hook and slot of two slanted kicking blocks is oppositely arranged.Two slanted kicking blocks are set simultaneously on same tilted footstock, met in small space the need for oblique top, while the connected mode of slanted kicking block and tilted footstock is changed to from smooth movable type rotatably, further to save space, while avoiding slanted kicking block from being broken.

Description

The lifter demoulding mechanism of injection mold
Technical field
The present invention relates to oblique top technical field of mold, more particularly to a kind of lifter demoulding mechanism of injection mold.
Background technology
With communication, traffic, the modernization of information development so that the sci-tech product such as mobile phone, computer, automobile is constantly listed, In the life for stepping into people, and these geo-informatization systems turn into the indispensable consumer goods in Modern human populations.In market Under economic powerful catalysis, it is no longer giddy diversified finished product on sales counter to put before people, but high-quality is high The fresh style of efficiency.Therefore, many manufacture commercial cities are racked one's brains, and shorten the time of product in the fabrication process, especially magnesium Zinc alloy product, in conventional mould preparation process, each side opening of many button bits on magnesium-zinc alloy product be all after CNC plus What work came out, or with the side core-pulling mechanism depanning than larger mould.It is that can be decomposited simultaneously using the guiding of oblique guide pillar Two motions in vertically and horizontally both direction, compensate for there was only the deficiency for producing and moving vertically in mould using punch press. Ramp-roof structure, is also one kind of side core-pulling, and the vertical movement on ejector retainner plate is converted into a kind of of side core-pulling moves.Make The back-off part of product is stripped with lateral movement.
Current product appearance style, especially some small-size products, it is desirable to ensure interiors of products while attractive in appearance again Connection reliability, need more provided with multiple back-offs be used as assembling with button part, the space length between its back-off and back-off It is very narrow, and each back-off will correspond to a slanted kicking block, it is adjacent due to do horizontal displacement in the process slanted kicking block for taking out back-off There is no enough displacement spaces, inevitable impinging one another, interference, it is impossible to successfully realize detaching for back-off, therefore be between slanted kicking block It is not achievable.It if oblique top is made into very thin, can often be broken, it is impossible to normal production, especially be caused to injection production Huge difficulty, it is impossible to meet market demands.
The content of the invention
The technical problem to be solved in the present invention is to provide a kind of lifter demoulding mechanism of injection mold, by by two oblique tops Block is made on same tilted footstock, is met in small space the need for ramp-roof structure, while avoiding slanted kicking block from being broken.
In order to solve the above technical problems, the present invention relates to a kind of lifter demoulding mechanism of injection mold, including bottom needle plate and Ejector retainner plate disposed thereon, the ejector retainner plate upper vertical sets and sets tilted footstock, institute at the top of oblique top push rod, the oblique top push rod State tilted footstock include setting between the two boards shape structure that is oppositely arranged, the two boards shape structure of the tilted footstock the first pin and Second pin, described two pins are parallel to each other, and the first slanted kicking block and the second slanted kicking block are set above the tilted footstock, is led to respectively Cross the first pin and the second pin is rotatably connected with tilted footstock;The slanted kicking block includes first component setting up and down and second Part, the width of the first component is less than second component width, and the junction of described two parts sets platform;Described first The upper end of part sets hook and slot, and the hook and slot of described two slanted kicking blocks is oppositely arranged.
It is preferred that, the width of the first component of the slanted kicking block is 1/2nd of second component width, described two portions Part it is highly consistent.The width up and down of slanted kicking block is set inconsistent, upper end width reduces, so as to meet in small space simultaneously Setting the setting of slanted kicking block needs, up and down the highly consistent active balance stress of part.Only reduce upper dimension, do not subtract bottom chi It is very little, it is also to ensure oblique top intensity, prevents slanted kicking block to be broken.
It is preferred that, 1.5-3 times of a diameter of slanted kicking block second component width of the oblique top push rod.The overstriking of oblique top push rod The inconsistent caused insufficient strength problem of size above and below slanted kicking block can be made up.
It is preferred that, the slanted kicking block connects and barb is set on part to be stripped, the part, the barb and slanted kicking block The hook and slot of first component upper end matches.
It is preferred that, the tilted footstock centre position is vertically arranged oblique top back stitching, and the oblique top back stitching is located at the first slanted kicking block And second between slanted kicking block.
Beneficial effects of the present invention are:Two slanted kicking blocks are set simultaneously on same tilted footstock, met in small space The need for oblique top, while the connected mode of slanted kicking block and tilted footstock is changed to from smooth movable type rotatably, further to save Space, experiment proves also to bring fairly good effect;The slanted kicking block of part stagewise up and down, by the cooperation of barb and hook and slot, Efficiently accomplish small size and have the demoulding demand of the product of special aesthetic, while preventing oblique top to be broken.
Brief description of the drawings
Fig. 1 is overall structure diagram of the present invention;
Fig. 2 is the structural representation of tilted footstock;
Fig. 3 is the structural representation of slanted kicking block.
Description of reference numerals
1- bottoms needle plate, 2- ejector retainner plates, 3- oblique top push rods, 4- tilted footstocks, the pins of 5- first, the slanted kicking blocks of 6- first, 7- first Barb, 8- parts, the barbs of 9- second, the slanted kicking blocks of 10- second, the pins of 11- second, 12- oblique top pins.
Embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, it is right below in conjunction with drawings and Examples The present invention is further elaborated.It should be noted that accompanying drawing is merely illustrative, do not painted according to strict ratio Make, and the wherein possible promising partial enlargement for describing facility and carrying out, diminution, may also have for conventional partial structure necessarily It is default;Word "front", "rear", "left", "right", the "up" and "down" used in describing below refers to the direction in accompanying drawing, word Language " interior " and " outer " are referred respectively to towards or away from the direction of particular elements geometric center.
Referring to Fig. 1, the present invention relates to a kind of lifter demoulding mechanism of injection mold, including bottom needle plate 1 and disposed thereon Ejector retainner plate 2, the upper vertical of ejector retainner plate 2 sets oblique top push rod 3, and the top of oblique top push rod 3 sets tilted footstock 4.
Referring to Fig. 1,2, tilted footstock 4 is included between the two boards shape structure being oppositely arranged, the two boards shape structure of tilted footstock First pin 5 and the second pin 11 are set, and two pins are parallel to each other.The top of tilted footstock 4 sets the first slanted kicking block 6 and second oblique Jacking block 10, is rotatably connected by the first pin 5 and the second pin 11 with tilted footstock 4 respectively.The centre position of tilted footstock 4 is vertically arranged Oblique top back stitching 12, oblique top back stitching 12 is located between the first slanted kicking block 6 and the second slanted kicking block 11.
Referring to Fig. 1,3, the first slanted kicking block 6 includes first component 61 setting up and down and second component 62, first component 61 Width is less than the width of second component 62, and the junction of two parts sets platform 63.The first of preferred slanted kicking block 6 in the present embodiment The width of part 61 is 1/2nd of the width of second component 62, and height L1, L2 of two parts is consistent.Above and below slanted kicking block Width sets inconsistent, and upper end width reduces, so as to meet in small space while setting the setting needs of slanted kicking block, top and the bottom The highly consistent active balance stress of part.Only reduce upper dimension, do not subtract lower dimension, be also to ensure oblique top intensity, prevent oblique top Block is broken.The upper end of first component 61 sets hook and slot 64, and the hook and slot of two slanted kicking blocks is oppositely arranged.Slanted kicking block connects to be stripped Barb 9 is set on part 8, part 8, and barb 9 and the hook and slot 64 of the upper end of slanted kicking block first component 61 match.Oblique top push rod 3 1.5-3 times of a diameter of width of slanted kicking block second component 62.The overstriking of oblique top push rod 3 can make up size above and below slanted kicking block and differ Insufficient strength problem caused by causing.
Operation principle is:During ejection, injection machine is once transmitted to power bottom needle plate 1 and ejector retainner plate 2, will by oblique top push rod 3 Tilted footstock 4 is released upwards, so as to drive slanted kicking block 6,11 to rotate, hook and slot departs from barb, smoothly deviates from the back-off of part 8;Close During mould, make a concerted effort oblique top back stitching 12 pushing back the position before die sinking by the template of preceding mould, smoothly realize and open mould assembling action.
Above is the better embodiment of the present invention, but protection scope of the present invention not limited to this.It is any to be familiar with this area Technical staff disclosed herein technical scope in, the conversion or replacement expected without creative work should all be covered Within protection scope of the present invention.Therefore the protection domain that protection scope of the present invention should be limited by claim is defined.

Claims (1)

1. above a kind of lifter demoulding mechanism of injection mold, including bottom needle plate and ejector retainner plate disposed thereon, the ejector retainner plate It is vertically arranged at the top of oblique top push rod, the oblique top push rod and tilted footstock is set, the tilted footstock includes the two boards shape being oppositely arranged The first pin and the second pin are set between structure, the two boards shape structure of the tilted footstock, described two pins are parallel to each other, First slanted kicking block and the second slanted kicking block are set above the tilted footstock, revolved respectively by the first pin and the second pin with tilted footstock Turn connection;The slanted kicking block includes first component setting up and down and second component, and the width of the first component is less than second Part width, the junction of described two parts sets platform;The upper end of the first component sets hook and slot, described two slanted kicking blocks Hook and slot be oppositely arranged;The width of the first component of the slanted kicking block is 1/2nd of second component width, described two portions Part it is highly consistent;1.5-3 times of a diameter of slanted kicking block second component width of the oblique top push rod;The slanted kicking block connection is treated Barb is set on the part of the demoulding, the part, and the barb and the hook and slot of slanted kicking block first component upper end match;It is described oblique Footstock centre position is vertically arranged oblique top back stitching, and the oblique top back stitching is located between the first slanted kicking block and the second slanted kicking block.
CN201510332081.XA 2015-06-16 2015-06-16 The lifter demoulding mechanism of injection mold Active CN104972615B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201510332081.XA CN104972615B (en) 2015-06-16 2015-06-16 The lifter demoulding mechanism of injection mold

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201510332081.XA CN104972615B (en) 2015-06-16 2015-06-16 The lifter demoulding mechanism of injection mold

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CN104972615A CN104972615A (en) 2015-10-14
CN104972615B true CN104972615B (en) 2017-10-03

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105946180A (en) * 2016-07-06 2016-09-21 健大电业制品(昆山)有限公司 Injection mold with gripper self-separation structure
CN111823477A (en) * 2020-07-08 2020-10-27 阮逸豪 Lipstick cream body one shot forming processingequipment

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103624907B (en) * 2013-12-13 2016-06-08 宁波明佳汽车内饰有限公司 Rear reinforcement ramp-roof structure
CN203765949U (en) * 2014-03-18 2014-08-13 苏州经贸职业技术学院 Motion-transforming guide rail type circular arc core-pulling mechanism
CN204869506U (en) * 2015-06-16 2015-12-16 盐城耀强模塑科技有限公司 Injection mold's oblique demoulding mechanism

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