CN104669556A - 90-degree arc-shaped plastic bended tube die core-pulling mechanism - Google Patents
90-degree arc-shaped plastic bended tube die core-pulling mechanism Download PDFInfo
- Publication number
- CN104669556A CN104669556A CN201510111962.9A CN201510111962A CN104669556A CN 104669556 A CN104669556 A CN 104669556A CN 201510111962 A CN201510111962 A CN 201510111962A CN 104669556 A CN104669556 A CN 104669556A
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- Prior art keywords
- core
- main body
- drag link
- mount pad
- flaring
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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
- B29C45/26—Moulds
- B29C45/33—Moulds having transversely, e.g. radially, movable mould parts
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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
- B29C33/00—Moulds or cores; Details thereof or accessories therefor
- B29C33/44—Moulds or cores; Details thereof or accessories therefor with means for, or specially constructed to facilitate, the removal of articles, e.g. of undercut articles
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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
- B29C45/26—Moulds
- B29C45/33—Moulds having transversely, e.g. radially, movable mould parts
- B29C45/332—Mountings or guides therefor; Drives therefor
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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
- B29C45/40—Removing or ejecting moulded articles
Abstract
The invention discloses a 90-degree arc-shaped plastic bended tube die core-pulling mechanism. A mold core comprises a flared core A, a mold core main body, and a flared core B vertically arranged on a movable template, which lean against one another sequentially, wherein the mold core main body comprises an upper main body and a lower main body; the projection surface of the lower main body is fully projected to the flared core; a hinged frame is arranged at the other end of the upper main body leaning against the lower main body; a straight-drawing rod which draws the upper main body from the bended tube is hinged to the hinged frame through a rotary shaft; a waist-shaped through slot in which the rotary shaft obliquely slides is arranged on the straight-drawing rod; the rotary shaft penetrates through the hinged frame and is fixedly arranged on the hinged frame; a positioning mechanism for positioning the upper main body which is just drawn out from a pipe is arranged on the straight-drawing rod; the hinged frame is arranged in the flared core A; a corresponding through hole is formed in the flared core A; a driving mechanism for successively driving the flared core A and the straight-drawing rod to move backward respectively is arranged on the movable template. The 90-degree arc-shaped plastic bended tube die core-pulling mechanism is simple in structure and low in manufacturing cost.
Description
Technical field
The present invention relates to a kind of mould, more particularly, it relates to a kind of 90 degree of arc plastic bend tube Mold Core-pulling Mechanisms.
Background technology
Plastic pipe is widely used in building water supply and drainage, and its pattern is a lot, as straight-through, elbow, threeway, four-way etc., can be divided into isometrical pipe fitting and reducing fittings again according to diameter.Oneself has bend pipe tools to be connected through small arc-shaped transition by two straight tubes, thus forms 60,75,90,135 angles etc.
Application number is: the Chinese patent of 200910095917.3, discloses a kind of manufacture 90.The mould of arc plastic bend tube, curve bend comprises curved body, the two ends of curved body are shaped with enlarging separately, this mould comprises die cavity and core, die cavity and core form the die cavity of curve bend, die cavity by split last month cavity and next month cavity form, last month, cavity was driven by clasp mould mechanism, it is characterized in that described core comprises the flaring core first be connected successively, curved body core and flaring core second, flaring core first is driven by core-pulling mechanism first, described core-pulling mechanism first comprises the sliding shoe first being fixed in flaring core first outer end, sliding shoe first connects Angle Pin, Angle Pin is connected with cavity last month, the inner that core first is said in described expansion is shaped with convex sample, the corresponding link of curved body core is shaped with groove, groove matches with convex birch, flaring core second is driven by core-pulling mechanism second, described core-pulling mechanism second comprises the sliding shoe outside flaring core second, pull bar is through sliding shoe second, sliding shoe each side from being shaped with oblique loose slot, in oblique loose slot, angled-lift splits is installed, angled-lift splits and last month cavity fix, the bottom of sliding shoe is shaped with gathering sill, gib block is installed on the top of oscillating deck, gib block with lead a groove and match, the outer wall of sliding shoe second merit contacts with baffle plate, baffle plate is fixed by oscillating deck and pull bar, one of curved body core is shaped with pull bar, pull bar is through flaring core second, the head of pull bar connects oscillating deck, the side of oscillating deck is shaped with connection ear, connect ear connection rotating shaft, gear is installed in the bottom of rotating shaft, wheel and rack is meshed, tooth bar is driven by oil cylinder.
The weak point that this patent exists is:
1, rack-and-pinion is used to realize loosing core, need, rack-and-pinion is arranged in moving platen, moving platen will be thickeied process like this, and add the cost of manufacture, complex structure, the two ends of bend pipe all need actuating unit by flaring core from pull in bend pipe out.
2, after pipe fitting processes, need manually by product taking out one by one in mould, very inconvenient, affect the working (machining) efficiency of mould.
Summary of the invention
For the deficiency that prior art exists, the object of the present invention is to provide a kind of 90 degree of arc plastic bend tube Mold Core-pulling Mechanisms, these 90 degree of simple low cost of manufactures of arc plastic bend tube Mold Core-pulling Mechanism structure.
For achieving the above object, the invention provides following technical scheme: a kind of 90 degree of arc plastic bend tube Mold Core-pulling Mechanisms, comprise moving platen and Bottom clamp plate, described moving platen is provided with die cavity, core is provided with in described die cavity, described core comprises the flaring core first of conflicting successively, core body and the flaring core second be vertically arranged on moving platen, the lower main body that described core body comprises main body and is wholely set with core body second, the perspective plane of described lower main body is all projected in flaring core second, the other end that described upper main body is conflicted with lower main body is relatively provided with body cradle, body cradle is hinged with the Drag link of upper main body pull-out bend pipe by rotating shaft, described Drag link is provided with the kidney-shaped groove for the oblique slippage of rotating shaft, rotating shaft is passed kidney-shaped groove and is fixed on body cradle, Drag link is provided with the upper main body in location just by the detent mechanism after pull-out in pipe fitting, body cradle is arranged in flaring core first, corresponding through hole is provided with in flaring core first, described moving platen is provided with the driving mechanism of being taken up in order of priority and driving flaring core first and Drag link movement backward.
The present invention is preferred: described driving mechanism comprises the oil cylinder of mount pad and drive installation seat axial slip, the output of described oil cylinder is connected with mount pad, Drag link is through mount pad, mount pad is provided with corresponding slippage groove, mount pad is provided with the spacer pin worn in slippage groove, described Drag link is provided with the stopper slot of the output axial slip for the relative oil cylinder of spacer pin, spacer pin extends in stopper slot, moving platen is provided with installing plate, oil cylinder sets firmly on a mounting board, mount pad is slidably arranged on installing plate, flaring core first is installed on mount pad.
The present invention is preferred: described detent mechanism comprises Compress Spring, and described Drag link and the hinged one end of body cradle are provided with mounting groove, and described Compress Spring is arranged in mounting groove.
The present invention is preferred: described Bottom clamp plate is provided with pusher.
The present invention is preferred: described pusher comprises pusher and comprises pusher pipe, guide pillar, back-moving spring and scraping wings, pusher pipe is fixed on scraping wings, described guide pillar one end is fixed on moving platen, the other end is through scraping wings, back-moving spring is set on guide pillar, pusher pipe is inconsistent through the lower surface of moving platen and bend pipe, the lower surface of described flaring core second is provided with connecting rod, the lower end of connecting rod is fixedly connected with Bottom clamp plate, connecting rod is located in pusher pipe, and the diameter of pusher pipe is equal with the diameter of enlarging.
The present invention is preferred: described mount pad is provided with the groove communicated with slippage groove, and the sidewall of groove is provided with wear-resistant block, and Drag link is through wear-resistant block, and wear-resistant block is provided with the through hole suitable with Drag link.
Compared with prior art, the invention has the beneficial effects as follows: when needs are loosed core, driving mechanism first drives flaring core first to move backward, it is made first to shift out from the enlarging of bend pipe, then driving mechanism pulls Drag link to move again backward, Drag link is in the process of movement backward, main body can be driven to move backward, in the process of main body movement backward, the inwall that upper main body can against bend pipe rotates, and rotating shaft can move down along kidney-shaped groove, thus realize by upper main body pull out, because the perspective plane of lower main body is all projected in flaring core second, descend main body directly can go out with flaring core second together straight pull like this, again because flaring core second is vertically arranged on moving platen, such die sinking, after upper main body is gone out by pull, just can remove to arrest bend pipe and up carry and just bend pipe can have been spun off from moving platen by direct hand, spinning off in bend pipe of such core body just does not need to be realized by gear again, thus just do not need the thickness thickening moving platen yet, reduce manufacturing cost, lower main body and flaring core second do not need actuating unit just can realize spinning off in bend pipe, only need manually just passable, make whole secondary mould structure simpler, cost also can further reduce.
Accompanying drawing explanation
Fig. 1 is the stereogram of the present invention's 90 degree of arc plastic bend tube Mold Core-pulling Mechanism embodiments;
Fig. 2 is the structure chart of the present invention's 90 degree of arc plastic bend tube Mold Core-pulling Mechanism embodiments;
Fig. 3 be upper main body from pull in bend pipe out after stereogram;
Fig. 4 is the sectional view of A-A in Fig. 3.
Reference numeral: 1, moving platen; 2, Bottom clamp plate; 3, die cavity; 4, flaring core first; 5, core body; 6, flaring core second; 7, upper main body; 8, lower main body; 9, body cradle; 10, Drag link; 11, kidney-shaped groove; 12, detent mechanism; 13, driving mechanism; 14, oil cylinder; 15, mount pad; 16, slippage groove; 17, spacer pin; 18, stopper slot; 19, Compress Spring; 20, mounting groove; 21, pusher; 22, pusher pipe; 23, guide pillar; 24, back-moving spring; 25, scraping wings; 26, pusher fixed head; 27, connecting rod; 28, groove; 29, wear-resistant block; 30, bend pipe; 31, pressing plate.
Detailed description of the invention
Referring to figs. 1 through Fig. 4, the present invention's 90 degree of arc plastic bend tube Mold Core-pulling Mechanism embodiments are described further.
A kind of 90 degree of arc plastic bend tube Mold Core-pulling Mechanisms, comprise moving platen 1 and Bottom clamp plate 2, described moving platen 1 is provided with die cavity 3, core is provided with in described die cavity 3, described core comprises the flaring core first 4 of conflicting successively, core body 5 and the flaring core second 6 be vertically arranged on moving platen 1, the lower main body 8 that described core body 5 comprises main body 7 and is wholely set with core body 5 second, core body 5 is divided into upper main body 7 and lower main body 8, if which damaged word is just passable with regard to that only needing replacing to damage like this, do not need core body 5 integral replacing, reduce the cost changed, the perspective plane of described lower main body 8 is all projected in flaring core second 6, the other end that described upper main body 7 is conflicted with lower main body 8 is relatively provided with body cradle 9, body cradle 9 is hinged with the Drag link 10 upper main body 7 being pulled out bend pipe by rotating shaft, described Drag link 10 is provided with the kidney-shaped groove 11 for the oblique slippage of rotating shaft, rotating shaft is passed kidney-shaped groove 11 and is fixed on body cradle 9, Drag link 10 is provided with the upper main body 7 in location just by the detent mechanism 12 after pull-out in pipe fitting, body cradle 9 is arranged in flaring core first 4, corresponding through hole is provided with in flaring core first 4, described moving platen 1 is provided with the driving mechanism 13 of being taken up in order of priority and driving flaring core first 4 and Drag link 10 movement backward.When needs are loosed core, driving mechanism 13 first drives flaring core first 4 to move backward, it is made first to shift out from the enlarging of bend pipe, then driving mechanism 13 pulls Drag link 10 to move again backward, Drag link 10 is in the process of movement backward, main body 7 can be driven to move backward, in the process of main body movement backward, the inwall that upper main body 7 can against bend pipe rotates, and rotating shaft can move down along kidney-shaped groove 11, thus realize by upper main body 7 pull out, because the perspective plane of lower main body 8 is all projected in flaring core second 6, descend main body 8 directly can go out with flaring core second 6 together straight pull like this, again because flaring core second 6 is vertically arranged on moving platen 1, such die sinking, after upper main body 7 is gone out by pull, just can remove to arrest bend pipe and up carry and just bend pipe can have been spun off from moving platen 1 by direct hand, spinning off in bend pipe of such core body 5 just does not need to be realized by gear again, thus just do not need the thickness thickening moving platen 1 yet, reduce manufacturing cost, and upper main body 7 is gone out by the direct pull backward of Drag link 10, do not need the gearratio of gear, make main body 7 pull faster, reduce the process-cycle, the working (machining) efficiency of mould is high, lower main body 8 and flaring core second 6 do not need actuating unit just can realize spinning off in bend pipe, only need manually just passable, make whole secondary mould structure simpler, cost also can further reduce.
Described driving mechanism 13 comprises the oil cylinder 14 of mount pad 15 and drive installation seat 15 axial slip, also can be cylinder, preferably oil cylinder 14, its structure is simple, reliable operation, deceleration device can be removed from, and there is no drive gap, stable movement, the output of described oil cylinder 14 is connected with mount pad 15, Drag link 10 is through mount pad 15, mount pad 15 is provided with corresponding slippage groove 16, mount pad 15 is provided with the spacer pin 17 worn in slippage groove 16, described Drag link 10 is provided with the stopper slot 18 of the output axial slip for the relative oil cylinder 14 of spacer pin 17, spacer pin 17 extends in stopper slot 18, moving platen 1 is provided with installing plate, oil cylinder 14 sets firmly on a mounting board, mount pad 15 is slidably arranged on installing plate, flaring core first 4 is installed on mount pad 15.When die sinking, oil cylinder 14 drives mount pad 15 to move, the meeting direct drive flaring core first 4 that moves mount pad 15 moves and departs from away from bend pipe, mount pad 15 drives spacer pin 17 to slide in stopper slot 18 simultaneously, the sidewall of stopper slot 18 is propped up when sliding into a certain degree spacer pin 17, Drag link 10 will be driven like this to slide, whole like this process just can realize flaring core first 4 and upper main body 7 successively motion, such setting only needs oil cylinder 14 just can realize, also can be connect with two oil cylinders 14 the priority motion that main body 7 and flaring core first 4 realize them respectively, but preferably oil cylinder 14, realized by an oil cylinder 14, upper main body 7 is better with flaring core first 4 linkage, not easily there is the phenomenon causing occurring with upper main body 7 Ka She because flaring core moves not in time, an oil cylinder 14 also can greatly reduce in die manufacturing cost.
Described detent mechanism 12 comprises Compress Spring 19, and described Drag link 10 one end hinged with body cradle 9 is provided with mounting groove 20, and described Compress Spring 19 is arranged in mounting groove 20.Detent mechanism 12 is also elastomer block, after upper main body 7 spins out, elastomer block snaps onto in draw-in groove, thus location can be realized, but this locate mode location is unstable, and elastomer block is is easily worn and torn, use Compress Spring 19 positioning stablity, not easy to wear, and install also fairly simple, Compress Spring 19 is put in just passable as long as bore a mounting groove 20.
Described Bottom clamp plate 2 is provided with pusher 21.Just do not need after pusher 21 is arranged to go to take pipe fitting with hand again, can labour be reduced, enhance productivity.
Described pusher 21 comprises pusher 21 and comprises pusher pipe 22, guide pillar 23, back-moving spring 24 and scraping wings 25, pusher pipe 22 is fixed on scraping wings 25, described guide pillar 23 one end is fixed on moving platen 1, the other end is through scraping wings 25, back-moving spring 24 is set on guide pillar 23, pusher pipe 22 is inconsistent with the lower surface of bend pipe through moving platen 1, the lower surface of described flaring core second 6 is provided with connecting rod 27, the lower end of connecting rod 27 is fixedly connected with Bottom clamp plate 2, connecting rod 27 is located in pusher pipe 22, and the diameter of pusher pipe 22 is equal with the diameter of enlarging.Pusher 21 is that ejector sleeve usual in mould is released, but is arranged in pusher pipe 22 by connecting rod 27, and the diameter of pusher pipe 22 is equal with the diameter of enlarging, like this in the process releasing product, product there will not be impression, can improve the quality of product.
Described mount pad 15 is provided with the groove 28 communicated with slippage groove 16, and the sidewall of groove 28 is provided with wear-resistant block 29, and Drag link 10 is through wear-resistant block 29, and wear-resistant block 29 is provided with the through hole suitable with Drag link 10, and the material of wear-resistant block 29 is that to adopt is P20.The setting of wear-resistant block 29, make the guide effect of Drag link 10 better, if there is no wear-resistant block 29, mount pad 15 uses common mold materials, and the inwall of such slippage groove 16 is easily worn, after wearing and tearing, Drag link 10 and mount pad 15 just there will be loosening, just do not need whole mount pad 15 all to use P20 after wear-resistant block 29 is arranged, only need common mould steel, reduce the cost of Making mold.
The output of oil cylinder 14 and the fixing of mount pad 15 can carry out compacting with pressing plate 31 to be fixed, Drag link 10 is provided with compression spring near one end of pressing plate 31 is conflicted on pressing plate 31, upper main body 7 can be spliced with lower main body 8 fast time such Drag link 10 bounces back, do not need to drive (spacer pin 17 move a period of time then just understand with the other of stopper slot 18 while conflict) by spacer pin 17, raise the efficiency the production efficiency of mould.Because flaring core second 6 is vertically arranged on moving platen 1, one end of such bend pipe is towards moving platen 1, the other end is towards outside mould, the side arranging mould so just can arrange multiple core-pulling mechanism, and the both sides of mould can be arranged, and many Drag links 10 are located on a mount pad 15 simultaneously, driven by an oil cylinder 14, relative contrast's file, such setting can the more bend pipe of one-shot forming, improves the production efficiency of mould.
Concrete, when needing to loose core, oil cylinder 14 drives mount pad 15 to move at first backward, mount pad 15 is backward mobile can directly drive flaring core first 4 to move backward, it is made first to shift out from the enlarging of bend pipe, mount pad 15 drives spacer pin 17 to slide in stopper slot 18 simultaneously, the sidewall of stopper slot 18 is propped up when sliding into a certain degree spacer pin 17, Drag link 10 will be driven like this to slide, Drag link 10 is in the process of movement backward, main body 7 can be driven to move backward, in the process of main body movement backward, the inwall that upper main body 7 can against bend pipe rotates, and rotating shaft can move down along kidney-shaped groove 11, whole like this process just can realize flaring core first 4 and upper main body 7 successively motion, thus realize by upper main body 7 pull out, upper main body 7 and flaring core first 4 all by from pull in bend pipe out after, just bend pipe can be ejected with push pipe, upper main body 7 by pull out go up afterwards main body 7 by pull out after, Compress Spring 19 can always against upper main body 7 makes its keep by pull out after state, like this when matched moulds, oil cylinder 14 promotes mount pad 15 and back moves, thus main body 7 can successfully be entered in die cavity on moving platen 13 again splice with lower main body 8, Compress Spring 19 compression stores power.
The above is only the preferred embodiment of the present invention, protection scope of the present invention be not only confined to above-described embodiment, and all technical schemes belonged under thinking of the present invention all belong to protection scope of the present invention.It should be pointed out that for those skilled in the art, some improvements and modifications without departing from the principles of the present invention, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (6)
1. one kind 90 degree arc plastic bend tube Mold Core-pulling Mechanisms, comprise moving platen and Bottom clamp plate, described moving platen is provided with die cavity, core is provided with in described die cavity, described core comprises the flaring core first of conflicting successively, core body and the flaring core second be vertically arranged on moving platen, it is characterized in that: the lower main body that described core body comprises main body and is wholely set with core body second, the perspective plane of described lower main body is all projected in flaring core second, the other end that described upper main body is conflicted with lower main body is relatively provided with body cradle, body cradle is hinged with the Drag link of upper main body pull-out bend pipe by rotating shaft, described Drag link is provided with the kidney-shaped groove for the oblique slippage of rotating shaft, rotating shaft is passed kidney-shaped groove and is fixed on body cradle, Drag link is provided with the upper main body in location just by the detent mechanism after pull-out in pipe fitting, body cradle is arranged in flaring core first, corresponding through hole is provided with in flaring core first, described moving platen is provided with the driving mechanism of being taken up in order of priority and driving flaring core first and Drag link movement backward.
2. 90 degree of arc plastic bend tube Mold Core-pulling Mechanisms according to claim 1, it is characterized in that: described driving mechanism comprises the oil cylinder of mount pad and drive installation seat axial slip, the output of described oil cylinder is connected with mount pad, Drag link is through mount pad, mount pad is provided with corresponding slippage groove, mount pad is provided with the spacer pin worn in slippage groove, described Drag link is provided with the stopper slot of the output axial slip for the relative oil cylinder of spacer pin, spacer pin extends in stopper slot, moving platen is provided with installing plate, oil cylinder sets firmly on a mounting board, mount pad is slidably arranged on installing plate, flaring core first is installed on mount pad.
3. 90 degree of arc plastic bend tube Mold Core-pulling Mechanisms according to claim 2, is characterized in that: described detent mechanism comprises Compress Spring, and described Drag link and the hinged one end of body cradle are provided with mounting groove, and described Compress Spring is arranged in mounting groove.
4. 90 degree of arc plastic bend tube Mold Core-pulling Mechanisms according to claim 1, is characterized in that: described Bottom clamp plate is provided with pusher.
5. 90 degree of arc plastic bend tube Mold Core-pulling Mechanisms according to claim 4, it is characterized in that: described pusher comprises pusher and comprises pusher pipe, guide pillar, back-moving spring and scraping wings, pusher pipe is fixed on scraping wings, described guide pillar one end is fixed on moving platen, the other end is through scraping wings, back-moving spring is set on guide pillar, pusher pipe is inconsistent through the lower surface of moving platen and bend pipe, the lower surface of described flaring core second is provided with connecting rod, the lower end of connecting rod is fixedly connected with Bottom clamp plate, connecting rod is located in pusher pipe, the diameter of pusher pipe is equal with the diameter of enlarging.
6. 90 degree of arc plastic bend tube Mold Core-pulling Mechanisms according to claim 2, it is characterized in that: described mount pad is provided with the groove communicated with slippage groove, the sidewall of groove is provided with wear-resistant block, and Drag link is through wear-resistant block, and wear-resistant block is provided with the through hole suitable with Drag link.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510111962.9A CN104669556B (en) | 2015-03-14 | 2015-03-14 | 90 degree of arc plastic bend tube Mold Core-pulling Mechanisms |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510111962.9A CN104669556B (en) | 2015-03-14 | 2015-03-14 | 90 degree of arc plastic bend tube Mold Core-pulling Mechanisms |
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| Publication Number | Publication Date |
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| CN104669556A true CN104669556A (en) | 2015-06-03 |
| CN104669556B CN104669556B (en) | 2017-06-13 |
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| CN201510111962.9A Expired - Fee Related CN104669556B (en) | 2015-03-14 | 2015-03-14 | 90 degree of arc plastic bend tube Mold Core-pulling Mechanisms |
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| CN104943084A (en) * | 2015-07-10 | 2015-09-30 | 肖国华 | Double linkage type t-branch pipe elbow core-pulling mechanism |
| CN104985756A (en) * | 2015-07-10 | 2015-10-21 | 严鹏 | Injection molding die for three-way pipe |
| CN105058719A (en) * | 2015-07-31 | 2015-11-18 | 北京金马模具制品有限公司 | Hollow bent injection mold |
| CN109514818A (en) * | 2018-11-26 | 2019-03-26 | 台州市黄岩炜大塑料机械有限公司 | Thread bend pipe vertical rotating mold |
| CN113459367A (en) * | 2021-06-24 | 2021-10-01 | 台州职业技术学院 | Pipeline elbow die and die flow analysis method |
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| CN105058719A (en) * | 2015-07-31 | 2015-11-18 | 北京金马模具制品有限公司 | Hollow bent injection mold |
| CN105058719B (en) * | 2015-07-31 | 2018-04-17 | 北京金马模具制品有限公司 | Interior empty bending injection mold |
| CN109514818A (en) * | 2018-11-26 | 2019-03-26 | 台州市黄岩炜大塑料机械有限公司 | Thread bend pipe vertical rotating mold |
| CN113459367A (en) * | 2021-06-24 | 2021-10-01 | 台州职业技术学院 | Pipeline elbow die and die flow analysis method |
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| CN104669556B (en) | 2017-06-13 |
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