CN110216849A - A kind of preceding mould elder generation loose core injection mold lamps structure - Google Patents

Abstract

The present invention provides a kind of preceding mould elder generation loose core injection mold lamps structure, mold includes mould elder generation core pulling component, mold molding assembly before running gate system component template open and close control mechanism component, mold rear mold ejecting mechanism component, cooling system, mould side knockout core organization component, mould bases component, mold positioning and guiding component, mold；Mould structure technical problem to be solved is that product side hole is more, preceding die hole is more; scrap of the product problem caused by being deformed greatly when demoulding; the effect reached is by repeatedly demoulding; the equal measures of mould elder generation core-drawing demoulding mechanism and side core-pulling mechanism before being arranged; deforming caused by product when molded part is extracted out when improving demoulding influences, and ensure that the automated production and Forming Quality of product.

Description

A kind of preceding mould elder generation loose core injection mold lamps structure

Technical field

The present invention relates to injection mold structure design field, specially a kind of preceding mould elder generation loose core injection mold lamps structure.

Background technique

For product when having in cavity surface compared with porous character, the package power of preceding mould is bigger, needs to carry out repeatedly to demould by several times The demoulding of product is indeformable when just can guarantee demoulding, when having more lateral orifices again simultaneously such as product side, it is also desirable to carry out side Lateral opening core_pulling demoulding, thus, there are when above-mentioned two situations on product, the structure of mold becomes complicated, and mechanism setting becomes more, Thus, good preceding moulding/demoulding mechanism design and the design of side demoulding mechanism are the key that reduce die manufacturing cost, are needed more More Creative Mechanism Designs and mould structure innovative design.

Summary of the invention

Technical problem to be solved by the present invention lies in a kind of preceding mould elder generation loose core injection mold lamps structure is provided, design is reasonable, Compact-sized, the operation is stable is securely and reliably, easy-to-use；In order to solve the above-mentioned prior art problems, the present invention uses such as lower section Case: a kind of preceding mould elder generation loose core injection mold lamps structure, including flange sprue bush, sprue puller, hole irrigation muzzle, stripper plate pull rod, cover half Plate pull rod, resin shutter, release link, release link spring, support column, rubbish nail, lower die water channel, upper mold water channel, push pipe, top Bar, slider-actuated spring, stop screw, guide layering, slider head, wedging be fast, slide body, inclined guide pillar, top template, runner plate, Block under solid plate, moving template, support block, end template, thimble cover board, thimble push plate, ejection type needle, fine positioning, block, elder generation on fine positioning Core pulling cover board, first core pulling bottom plate, first core pulling spring, first core pulling pull rod, first core pulling pull rod, cover half pair guide sleeve, die cavity guide post, cover half Plate dominates set, stripper plate guide sleeve, bearing type die set guide pin, type chamber mold insert, type core mold insert.

Preferably, the die casting system component includes flange sprue bush, sprue puller, hole irrigation muzzle, stripper plate drawing Bar；Flange sprue bush, sprue puller are fastened on top template by respective screw, and hole irrigation muzzle, which is inlayed, is installed on type chamber edge Connection on part, for vertical run.According to a kind of preceding mould elder generation loose core injection mold lamps structure of claim, the mould template Open and close control mechanism component includes stripper plate pull rod, solid plate pull rod, resin shutter, release link, release link spring；Stripper plate Pull rod, solid plate pull rod, resin shutter, release link, release link spring；Stripper plate pull rod passes through the Kong Houyu stream on top template Guidance tape is coupled, the distance slided for controlling runner plate along bearing type die set guide pin；Solid plate pull rod passes through the Kong Houyu stream on solid plate Guidance tape is coupled, for controlling the separation distance of runner plate and solid plate；Resin shutter is installed on moving template, fixed for sucking Template and moving template；Release link is installed on thimble cover board, after being set with release link spring thereon, is used for thimble cover board, thimble Push plate, reset；The parting three times that template open and close control mechanism component is used to control mold is opened.

Preferably, the mold rear mold ejecting mechanism component includes support column, rubbish nail, push pipe, mandril, thimble lid Plate, thimble push plate, ejection type needle；Support column, rubbish nail, push pipe, mandril, thimble cover board, thimble push plate, ejection type needle；Support Column is installed on end template, for reinforcing the intensity of moving template；Rubbish nail is fastened on end template by screw, is used for It prevents from thimble cover board, thimble push plate from retracting when resetting to hit end template and deform；Ejection type needle, push pipe, mandril are installed on thimble On cover board, thimble push plate compoboard, the final demoulding for product is ejected；Thimble cover board, thimble push plate fasten group by screw After being combined, the promotion load-bearing part of element is finally ejected for product.

Preferably, the mold cooling system includes lower die water channel, upper mold water channel；Lower die water channel is for type core mold insert Cooling, upper mold water channel is used for the cooling of type chamber mold insert, and two cooling pipe diameters all use

Preferably, the mould side knockout core organization component includes slider-actuated spring, stop screw, guide layering, cunning Build, wedging be fast, slide body, inclined guide pillar；Slider-actuated spring, stop screw, guide layering, slider head, wedging be fast, sliding block Body, inclined guide pillar；Slider-actuated spring is installed in slide body, for assisting inclined guide pillar to drive the outside core pulling of slide body；Limit spiral shell Nail is installed on moving template, for limiting the distance of the outside core pulling of slide body；Guide layering is installed on dynamic by screw and pin In template, for installing slide body, the T-type guide groove of core pulling campaign is provided for slide body；Slider head is fastened by screw and is installed In the molding on slide body, for product side hole；Wedging passes through screw fastly and is fastened on solid plate, for locking when die closing Tight slide body；Inclined guide pillar, which is installed on, to be fastened on solid plate, for driving the outside core pulling of slide body；Side core-pulling mechanism component Molding and demoulding for product side hole.

Preferably, the mold mould bases component includes top template, runner plate, solid plate, moving template, support block, end template； Top template, runner plate, solid plate constitute the cover half part of mold, and top template is fixed plate, and runner plate, solid plate are relatively independent Template, disengaging movement can be done between any two；Moving template, support block, end template combine composition mould by screw fastening The dynamic model part of tool；Mould bases component is used for the support of mold mechanism member.

Preferably, the mold positioning and guiding component includes block under fine positioning, block, cover half pair guide sleeve, mould on fine positioning The leading set of chamber guide post, solid plate, stripper plate guide sleeve, bearing type die set guide pin；Block under fine positioning, block passes through screw respectively and installs on fine positioning In the accurate positioning on moving template and solid plate, when for solid plate, dynamic model plate closing；Cover half pair guide sleeve is installed on solid plate On, die cavity guide post is installed on moving template, the accurate closure of die cavity when the two cooperation resets closure for mold；Solid plate is leading Set is installed on solid plate, and stripper plate guide sleeve is installed on runner plate, and the two is respectively used to solid plate, runner plate in bearing type die set guide pin Sliding it is mobile, bearing type die set guide pin is installed on top template, for guaranteeing that the parking position accuracy of entire mold mould bases template is closed；Mold When positioning and guiding component is resetted for mold, the parking position accuracy of die cavity and template opening and closing movement.

Preferably, before the mold mould elder generation core pulling component include first core pulling cover board, first core pulling bottom plate, first core pulling spring, First core pulling pull rod, first core pulling pull rod；First core pulling cover board and first core pulling bottom plate are combined by screw fastening, before constituting mold The load-bearing part of mould core-pulling mechanism；First core pulling spring is installed on first core pulling cover board by first core pulling pull rod, is installed on for driving The first core pulling campaign of the first core pulling pull rod of first core pulling bottom plate；First core pulling pull rod is installed on first core pulling bottom plate, and lower end participates in producing The molding of product die cavity；Preceding mould elder generation core pulling component is mainly used for the first core_pulling demoulding of die hole before product.

Preferably, the mold molding assembly includes type chamber mold insert, type core mold insert；Type chamber mold insert is for shaped article Upper surface, type core mold insert are used for the inner surface of shaped article；Type chamber mold insert, type core mold insert pass through screw respectively and are fastened on calmly In template, moving template.

In the present invention: the technical issues of a kind of preceding mould elder generation loose core injection mold lamps structure solves is: product side hole is more, preceding Die hole is more, and scrap of the product problem caused by deformation is big when demoulding, the beneficial effect reached is: by repeatedly demoulding, being arranged The equal measures of preceding mould elder generation core-drawing demoulding mechanism and side core-pulling mechanism, when molded part is extracted out when improving demoulding caused by product Deformation influences, and ensure that the automated production and Forming Quality of product.

In the present invention: the technical issues of preceding mould elder generation core pulling component parts solve is: die hole is more before product, when preceding moulding/demoulding Product can not from preceding moulding/demoulding, or when demoulding forced stripper mechanism and lead to that deformation of products is big and scraps, the beneficial effect reached is: Eliminate large deformation when the preceding die hole demoulding of product.

In the present invention: the technical issues of side core-pulling mechanism component parts solve is: lateral orifices have the two kinds of spies in side and side opening Sign, shaping and demoulding is difficult, and the beneficial effect reached is: realizing demoulding without deformation for product side opening.

The present invention is whole, compared to the prior art preceding die hole more difficult the problem of demoulding, the beneficial effect is that: it can guarantee preceding mould Without deformation when porous character demoulds, the automation injection molding production of product is realized, defect is few, and yields is high, and mould structure is simple, warp It helps practical.

Detailed description of the invention

Fig. 1 mold cut away left side view；

Cross-sectional view on front side of Fig. 2 mold；

Fig. 3 mold working principle figure；

Fig. 4 dynamic model top view；

Fig. 5 slide block mechanism composition figure；

Fig. 6 stationary mould for mould bottom view.

Specific embodiment

Fig. 1-6 show related description figure of the present invention；Specific embodiment is as shown in Figure 1, Figure 2, Fig. 3, Fig. 4, Fig. 5, figure Shown in 6, a kind of preceding mould elder generation loose core injection mold lamps structure, including flange sprue bush 1, sprue puller 2, hole irrigation muzzle 3, stripper plate pull rod 4, solid plate pull rod 5, resin shutter 6, release link 7, release link spring 8, support column 9, rubbish nail 10, lower die water channel 11, on Mould water channel 12, push pipe 13, mandril 14, slider-actuated spring 15, stop screw 16, guide layering 17, slider head 18, wedging are fast 19, slide body 20, inclined guide pillar 21, top template 22, runner plate 23, solid plate 24, moving template 25, support block 26, end template 27, thimble Block 31 under cover board 28, thimble push plate 29, ejection type needle 30, fine positioning, block 32, first core pulling cover board 33, first core pulling bottom on fine positioning Plate 34, first core pulling spring 35, first core pulling pull rod 36, first core pulling pull rod 37, cover half pair guide sleeve 38, die cavity guide post 39, solid plate master Guide sleeve 40, stripper plate guide sleeve 41, bearing type die set guide pin 42, type chamber mold insert 43, type core mold insert 44.

The die casting system component includes flange sprue bush 1, sprue puller 2, hole irrigation muzzle 3, stripper plate pull rod 4；Method Blue sprue bush 1, sprue puller 2 are fastened on top template 22 by respective screw, and hole irrigation muzzle 3, which is inlayed, is installed on type chamber edge Connection on part 43, for vertical run.

Mould template open and close control mechanism component include stripper plate pull rod 4, solid plate pull rod 5, resin shutter 6, Release link 7, release link spring 8；Stripper plate pull rod 4, solid plate pull rod 5, resin shutter 6, release link 7, release link spring 8； Stripper plate pull rod 4 passes through the Kong Houyu runner plate 23 on top template 22 and is coupled, sliding along bearing type die set guide pin 42 for controlling runner plate 23 Dynamic distance；Solid plate pull rod 5 passes through the Kong Houyu runner plate 23 on solid plate 24 and is coupled, for controlling runner plate 23 and cover half The separation distance of plate 24；Resin shutter 6 is installed on moving template 25, for sucking solid plate 24 and moving template 25；Release link 7 It is installed on thimble cover board 28, after being set with release link spring 8 thereon, for thimble cover board 28, thimble push plate 29, reset； The parting three times that template open and close control mechanism component is used to control mold is opened.

The mold rear mold ejecting mechanism component includes support column 9, rubbish nail 10, push pipe 13, mandril 14, thimble cover board 28, thimble push plate 29, ejection type needle 30；Support column 9, rubbish follow closely 10, push pipe 13, mandril 14, thimble cover board 28, thimble push plate 29, ejection type needle 30；Support column 9 is installed on end template 27, for reinforcing the intensity of moving template 25；Rubbish nail 10 passes through screw On being fastened on end template 27, for prevent thimble cover board 28, thimble push plate 29 retract reset when hit end template 27 and Deformation；Ejection type needle 30, push pipe 13, mandril 14 are installed on thimble cover board 28, on 29 compoboard of thimble push plate, most for product Demoulding ejection eventually；After thimble cover board 28, thimble push plate 29 are combined by screw fastening, element is finally ejected for product Promotion load-bearing part.

The mold cooling system includes lower die water channel 11, upper mold water channel 12；Lower die water channel 11 is for type core mold insert 44 Cooling, upper mold water channel 12 is used for the cooling of type chamber mold insert 43, and two cooling pipe diameters all use

The mould side knockout core organization component includes slider-actuated spring 15, stop screw 16, guide layering 17, slider head 18, wedging is fast 19, slide body 20, inclined guide pillar 21；Slider-actuated spring 15, stop screw 16, guide layering 17, slider head 18, Wedging is fast 19, slide body 20, inclined guide pillar 21；Slider-actuated spring 15 is installed in slide body 20, for assisting inclined guide pillar 21 to drive The outside core pulling of movable slider body 20；Stop screw 16 is installed on moving template 25, for limiting the distance of the outside core pulling of slide body 20； Guide layering 17 is installed on moving template 25 by screw and pin, for installing slide body 20, provides core pulling for slide body 20 The T-type guide groove of movement；Slider head 18 is fastened on slide body 20 by screw, the molding for product side hole；Wedge Tight fast 19 are fastened on solid plate 24 by screw, are used for locking sliding block body 20 when die closing；Inclined guide pillar 21 is installed on fastening It is installed on solid plate 24, for driving the outside core pulling of slide body 20；Side core-pulling mechanism component is used for the molding in product side hole With demoulding.

The mold mould bases component includes top template 22, runner plate 23, solid plate 24, moving template 25, support block 26, end template 27；Top template 22, runner plate 23, solid plate 24 constitute the cover half part of mold, and top template 22 is fixed plate, and runner plate 23 is determined Template 24 is relatively independent template, can do disengaging movement between any two；Moving template 25, support block 26, end template 27 pass through spiral shell Clench the dynamic model part combined admittedly and constitute mold；Mould bases component is used for the support of mold mechanism member.

The mold positioning and guiding component includes block 31 under fine positioning, block 32, cover half pair guide sleeve 38, die cavity are led on fine positioning The leading set of column 39, solid plate 40, stripper plate guide sleeve 41, bearing type die set guide pin 42；Block 31 under fine positioning, block 32 passes through respectively on fine positioning Screw is installed on

Accurate positioning on moving template 25 and solid plate 24, when for solid plate 24, the closure of moving template 25；Cover half pair guide sleeve 38 are installed on solid plate 24, and die cavity guide post 39 is installed on moving template 25, die cavity when the two cooperation resets closure for mold Accurate closure；The leading set 40 of solid plate is installed on solid plate 24, and stripper plate guide sleeve 41 is installed on runner plate 23, the two point Not Yong Yu solid plate 24, runner plate 23 it is mobile in the sliding of bearing type die set guide pin 42, bearing type die set guide pin 42 is installed on top template 22, is used for Guarantee the parking position accuracy closure of entire mold mould bases template；When mold positioning and guiding component is resetted for mold, die cavity and template It is opened and closed the parking position accuracy of movement.

Mould elder generation core pulling component includes first core pulling cover board 33, first core pulling bottom plate 34, first core pulling spring 35, first takes out before the mold Core pull rod 36, first core pulling pull rod 37；First core pulling cover board 33 and first core pulling bottom plate 34 are combined by screw fastening, constitute mould Has the load-bearing part of front mold core-pulling mechanism；First core pulling spring 35 passes through first core pulling pull rod 36 and is installed on first core pulling cover board 33, is used for Driving is installed on the first core pulling campaign of the first core pulling pull rod 37 of first core pulling bottom plate 34；First core pulling pull rod 37 is installed on first core pulling bottom plate On 34, lower end participates in the molding of product die cavity；Preceding mould elder generation core pulling component is mainly used for the first core_pulling demoulding of die hole before product.

The mold molding assembly includes type chamber mold insert 43, type core mold insert 44；Type chamber mold insert 43 is for shaped article Surface, type core mold insert 44 are used for the inner surface of shaped article；Type chamber mold insert 43, type core mold insert 44 are fastened by screw install respectively In on solid plate 24, moving template 25.

The application method step of preceding mould elder generation loose core injection mold lamps structure are as follows: in actual work, the course of work of mechanism is divided into Following steps:

1) PL1 die joint is opened mold injection and is finished, and injection molding machine dynamic model driven mold dynamic model part retreats, and mold exists first PL1 die joint is opened, and when opening, the runner waste material of product be in product in spot pouring mouth and separates；Elder generation in preceding mould elder generation core pulling component Core pulling spring (35) drives first core pulling cover board (33), first core pulling bottom plate (34) to drive first core pulling pull rod (37) first from the die cavity of mold Middle extraction；The many porous first core_pulling demouldings in product cavity surface side are realized, with the surface knockout press of reduced type chamber mold insert (43)

2) PL2 die joint opens mold dynamic model and continues to retreat, and when PL2 die joint is opened, runner waste material is by runner plate (23) It is scraped from sprue puller (2), runner waste material Automatic-falling.

3) when PL3 die joint opens PL3 die joint opening, inclined guide pillar (21), slider-actuated spring (15) drive slide body (20) core pulling extraction outward, realizes the demoulding of the side opening of product.

4) the ejection die dynamic model part of product continues to retreat, and injection molding machine mandril withstands thimble cover board (28), thimble push plate (29), it is taken off completely so that push pipe (13), mandril (14), ejection type needle (30) be pushed to eject product from type core mold insert (44) Mould.

5) when resetting, it is then that mold resets at PL3 die joint that ejecting mechanism, which first resets, die side tube bundle extracting machine Structure component resets, and is then PL2 closure, is finally PL3 closure, and runner plate (23) oppresses first core pulling cover board (33), first core pulling bottom Plate (34), first core pulling spring (35) reset closure, and mold is closed completely, and waits next injection cycle.

Specific embodiment described herein is only an example for the spirit of the invention, the neck of technology belonging to the present invention The technical staff in domain can make various modifications or additions to the described embodiments or replace by a similar method In generation, however, it does not deviate from the spirit of the invention or beyond the scope of the appended claims.

Claims (6)

1. a kind of preceding mould elder generation loose core injection mold lamps structure, including flange sprue bush (1), sprue puller (2), hole irrigation muzzle (3), de- material Plate pull rod (4), solid plate pull rod (5), resin shutter (6), release link (7), release link spring (8), support column (9), rubbish Follow closely (10), lower die water channel (11), upper mold water channel (12), push pipe (13), mandril (14), slider-actuated spring (15), stop screw (16), guide layering (17), slider head (18), wedging fast (19), slide body (20), inclined guide pillar (21), top template (22), runner Plate (23), solid plate (24), moving template (25), support block (26), end template (27), thimble cover board (28), thimble push plate (29), top Block (31) under type needle (30), fine positioning, block (32), first core pulling cover board (33), first core pulling bottom plate (34), first core pulling on fine positioning out Spring (35), first core pulling pull rod (36), first core pulling pull rod (37), cover half pair guide sleeve (38), die cavity guide post (39), solid plate are leading Cover (40), stripper plate guide sleeve (41), bearing type die set guide pin (42), type chamber mold insert (43), type core mold insert (44)；The die casting system Component includes flange sprue bush (1), sprue puller (2), hole irrigation muzzle (3), stripper plate pull rod (4)；Flange sprue bush (1) draws material Bar (2) is fastened on top template (22) by respective screw, and hole irrigation muzzle (3), which is inlayed, is installed on type chamber mold insert (43) On, the connection for vertical run；Mould template open and close control mechanism component includes stripper plate pull rod (4), solid plate drawing Bar (5), resin shutter (6), release link (7), release link spring (8)；Stripper plate pull rod (4), solid plate pull rod (5), resin Shutter (6), release link (7), release link spring (8)；Stripper plate pull rod (4) passes through the Kong Houyu runner plate on top template (22) (23) it is coupled, the distance slided for controlling runner plate (23) along bearing type die set guide pin (42)；Solid plate pull rod (5) passes through solid plate (24) the Kong Houyu runner plate (23) on is coupled, for controlling the separation distance of runner plate (23) Yu solid plate (24)；Resin is opened It closes device (6) to be installed on moving template (25), for sucking solid plate (24) and moving template (25)；Release link (7) is installed on thimble On cover board (28), after being set with release link spring (8) thereon, it to be used for thimble cover board (28), thimble push plate (29), reset；Mould The parting three times that plate open and close control mechanism component is used to control mold is opened；The mold rear mold ejecting mechanism component includes support Column (9), rubbish follow closely (10), push pipe (13), mandril (14), thimble cover board (28), thimble push plate (29), ejection type needle (30)；Branch Dagger (9), rubbish follow closely (10), push pipe (13), mandril (14), thimble cover board (28), thimble push plate (29), ejection type needle (30)； Support column (9) is installed on end template (27), for reinforcing the intensity of moving template (25)；Rubbish, which is followed closely (10) and fastened by screw, pacifies On on end template (27), for preventing thimble cover board (28), thimble push plate (29) from hitting end template (27) when retracting and resetting And it deforms；Ejection type needle (30), push pipe (13), mandril (14) are installed on thimble cover board (28), on thimble push plate (29) compoboard, Final demoulding for product ejects；After thimble cover board (28), thimble push plate (29) are combined by screw fastening, it is used for Product finally ejects the promotion load-bearing part of element；The mold cooling system includes lower die water channel (11), upper mold water channel (12)；Under Mould water channel (11) is used for the cooling of type core mold insert (44), and upper mold water channel (12) is used for the cooling of type chamber mold insert (43), two coolings Pipe diameter all uses

2. a kind of preceding mould elder generation loose core injection mold lamps structure according to claim 1, the mould side knockout core organization component includes sliding block Driving spring (15), guide layering (17), slider head (18), wedging fast (19), slide body (20), is tiltedly led at stop screw (16) Column (21)；Slider-actuated spring (15), stop screw (16), guide layering (17), slider head (18), wedging fast (19), sliding block Body (20), inclined guide pillar (21)；Slider-actuated spring (15) is installed in slide body (20), for assisting inclined guide pillar (21) driving to slide Block (20) outside core pulling；Stop screw (16) is installed on moving template (25), for limiting the outside core pulling of slide body (20) Distance；Guide layering (17) is installed on moving template (25) by screw and pin, is slide body for installing slide body (20) (20) the T-type guide groove of core pulling campaign is provided；Slider head (18) is fastened on slide body (20) by screw, is used for product The molding of lateral aperture；Wedging fast (19) is fastened on solid plate (24) by screw, is used for locking sliding block body when die closing (20)；Inclined guide pillar (21), which is installed on, to be fastened on solid plate (24), for driving slide body (20) outside core pulling；Side core-pulling Mechanism assembly is used for the molding and demoulding in product side hole.

3. a kind of preceding mould elder generation loose core injection mold lamps structure according to claim 1, the mold mould bases component include top template (22), Runner plate (23), solid plate (24), moving template (25), support block (26), end template (27)；Top template (22), is determined runner plate (23) Template (24) constitutes the cover half part of mold, and top template (22) is fixed plate, and runner plate (23), solid plate (24) are relatively independent Template, disengaging movement can be done between any two；Moving template (25), support block (26), end template (27) are fastened by screw and are combined The dynamic model part of mold is constituted together；Mould bases component is used for the support of mold mechanism member.

4. a kind of preceding mould elder generation loose core injection mold lamps structure according to claim 1, the mold positioning and guiding component includes fine positioning Lower piece (31), the leading set (40) of block (32), cover half pair guide sleeve (38), die cavity guide post (39), solid plate, stripper plate are led on fine positioning Cover (41), bearing type die set guide pin (42)；Block (31) under fine positioning, block (32) is installed on moving template (25) by screw respectively on fine positioning Accurate positioning on solid plate (24), when for solid plate (24), moving template (25) closure；Cover half pair guide sleeve (38) is installed on On solid plate (24), die cavity guide post (39) is installed on moving template (25), die cavity when the two cooperation resets closure for mold Accurate closure；The leading set (40) of solid plate is installed on solid plate (24), and stripper plate guide sleeve (41) is installed on runner plate (23), The two is respectively used to solid plate (24), runner plate (23) is moved in the sliding of bearing type die set guide pin (42), and bearing type die set guide pin (42) is installed on On top template (22), for guaranteeing that the parking position accuracy of entire mold mould bases template is closed；Mold positioning and guiding component is used for mold When reset, the parking position accuracy of die cavity and template opening and closing movement.

5. a kind of preceding mould elder generation loose core injection mold lamps structure according to claim 1, mould elder generation core pulling component includes first taking out before the mold Core cover plate (33), first core pulling bottom plate (34), first core pulling spring (35), first core pulling pull rod (36), first core pulling pull rod (37)；First core pulling Cover board (33) and first core pulling bottom plate (34) are combined by screw fastening, constitute the load-bearing part of mold front mold core-pulling mechanism； First core pulling spring (35) passes through first core pulling pull rod (36) and is installed on first core pulling cover board (33), is installed on first core pulling bottom for driving The first core pulling campaign of the first core pulling pull rod (37) of plate (34)；First core pulling pull rod (37) is installed on first core pulling bottom plate (34), under End participates in the molding of product die cavity；Preceding mould elder generation core pulling component is mainly used for the first core_pulling demoulding of die hole before product.

6. a kind of preceding mould elder generation loose core injection mold lamps structure, the mold molding assembly include type chamber mold insert according to claim 1 (43), type core mold insert (44)；Type chamber mold insert (43) is used for the upper surface of shaped article, and type core mold insert (44) is for shaped article Inner surface；Type chamber mold insert (43), type core mold insert (44) are fastened on solid plate (24), moving template (25) by screw respectively On.