CN103009569A

CN103009569A - Tee connector plastic mold

Info

Publication number: CN103009569A
Application number: CN2012105762657A
Authority: CN
Inventors: 陆颂荫
Original assignee: Ningbo Yinzhou Jianjun Machinery Technology Co Ltd
Current assignee: Guangdong Gaohang Intellectual Property Operation Co ltd; Zhuhai Jindao Medical Technology Co ltd
Priority date: 2012-12-26
Filing date: 2012-12-26
Publication date: 2013-04-03
Anticipated expiration: 2032-12-26
Also published as: CN103009569B

Abstract

The invention discloses a tee connector plastic mold, which comprises a mold pin (1), a pad (2), a lower fixing plate (3), a lower punch core (4), an upper template (5), an upper mold fixing plate (6), an upper punch core (7) and a pouring mouth (8). The tee connector plastic mold is characterized by further comprising three groups of core-pulling mechanisms; a cavity for molding the tee connection head shape is formed between the three groups of the core-pulling mechanisms and the lower punch core (4) and the upper punch core (7) when the mold is clamped; the cavity is communicated with the pouring mouth (8); the upper template (5) is further provided with a clamping mechanism and a top feed mechanism is provided in the mold pin (1). With the adoption of the tee connector plastic mold, the production and material costs of the tee connector are lowered, the processing is simple, and the tee connector can be molded once and demoulding can be ensured.

Description

Tee connector plastic mold

Technical field

It is especially a kind of tee connector plastic mold the present invention relates to technical field of mold.

Background technology

It is a kind of threeway connector such as Fig. 1, including connector body 101, provided with three circumferentially equally distributed connecting tubes 102 on the side of connector body 101, every connecting tube 102 is provided with hole 103.Current this threeway connector is generally casting, carries out turnery processing again after shaping, and so production and material cost be higher, processed complex.Also have at present and attempt to substitute in the plastics of this threeway connector high intensity, but it is due to that side connecting tube on connector body has centre bore, so in injection molding, have to use pulled core structure, but prior art lacks the plastic mould for having multigroup pulled core structure, but also to ensure that threeway connector can be stripped well, so be currently badly in need of it is a the production of threeway connector and material cost can be made all to reduce, make processing simple, also can make the one-shot forming of threeway connector and can guarantee that the plastic mould of the demoulding.

The content of the invention

The technical problem to be solved in the present invention be to provide it is a kind of the production of threeway connector and material cost can be made all to reduce, make processing simple, also can make the one-shot forming of threeway connector and can guarantee that the tee connector plastic mold of the demoulding.

The technical scheme is that there is provided a kind of tee connector plastic mold with following structure, including support block, backing plate, bottom plate, lower punch core, cope plate, upper mould fixed plate, convex core rod, pouring mouth；The backing plate is fixed on support block, the bottom plate is fixed on backing plate, and the lower punch core is fixed on bottom plate, and the upper mould fixed plate is fixed on upper mould fixed plate, the convex core rod is fixed on convex core rod, and the pouring mouth is located in the through hole of cope plate and the alignment of convex core rod；It also includes three groups of core-pulling mechanisms; the cavity for being molded threeway connector profile is formed in matched moulds between three groups of core-pulling mechanisms and lower punch core, convex core rod; the cavity is connected with pouring mouth, is additionally provided with the cope plate in clamping mechanism, the support block and is provided with material jacking mechanism.

After said structure, the present invention compared with prior art, with advantages below：It is simultaneous manufacturing product threeway connector by injection moulding, the production and material cost for making threeway connector are all reduced, and make processing simple.When with this mold injection molding, the cavity formed between three groups of core-pulling mechanisms and lower punch core, convex core rod in matched moulds is used to be molded threeway connector profile, three groups of core-pulling mechanisms are molded the corresponding connecting tube centre bore of threeway connector respectively, finally there is special material jacking mechanism by the product automatic ejection after shaping, so make the one-shot forming of threeway connector and can guarantee that the demoulding.

As improvement, every group of core-pulling mechanism includes sliding block, the oblique core rod in the hole for the corresponding connecting tube that can be molded threeway connector and many Angle Pins for being located at upper mould fixed plate；The sliding block is fitted snugly within bottom plate, and the oblique core rod is fixed on sliding block, and tiltedly the inner of core rod extends internally stretching sliding block；The Angle Pin is obliquely installed, and bottom extends to the outside of upper mould fixed plate, the sliding block is provided with and is available for the through hole that Angle Pin is embedded in one by one, sliding block slid inward when the Angle Pin stretches into through hole, sliding block slides in and out when the Angle Pin stretches out through hole, compact conformation, simple.

As improvement, the material jacking mechanism includes push rod, elastomer, push rod fixed plate and push rod capping；The movable through hole for fitting through backing plate and lower punch core in the top of the push rod, the bottom of the push rod is fixed in push rod fixed plate, the push rod capping is fixed on the bottom of push rod fixed plate, the push rod fixed plate and push rod capping are slidably fitted in the hole of support block, the elastomer is located between push rod fixed plate and backing plate and is socketed on push rod, compact conformation, simple, liftout effect is good, can guarantee that the demoulding.

It is used as further improvement; the clamping mechanism includes three pieces of lock modules being fixed on cope plate; it is corresponding up and down that every piece of lock module is located at the position on cope plate and the position of the sliding block of core-pulling mechanism; the medial surface of the lock module is the first inclined-plane with Angle Pin diameter parallel; the top on first inclined-plane is flushed with upper mould fixed plate; the outer end of the sliding block is the second inclined-plane for being engaged with first inclined-plane, compact conformation, simple, and locked mode effect is good.

Brief description of the drawings

Accompanying drawing 1 is the schematic diagram of threeway connector.

Accompanying drawing 2 is the schematic diagram of the tee connector plastic mold point mould of the present invention.

Accompanying drawing 3 is the schematic diagram of the tee connector plastic mold matched moulds of the present invention.

Accompanying drawing 4 is the schematic top plan view of the part of the lower die of the tee connector plastic mold of the present invention.

As shown in the figure：101st, connector body, 102, connecting tube, 103, hole；

1st, support block, 2, backing plate, 3, bottom plate, 4, lower punch core, 5th, cope plate, 6, upper mould fixed plate, 7, convex core rod, 8th, pouring mouth, 9, sliding block, 9.1, through hole, 9.2nd, the second inclined-plane, 10, oblique core rod, 11, Angle Pin, 12nd, push rod, 13, elastomer, 14, push rod fixed plate, 15th, push rod is covered, and 16, lock module, the 16.1, first inclined-plane.

Embodiment

The invention will be further described below in conjunction with the accompanying drawings.

As shown in Figure 2, Figure 3, Figure 4, tee connector plastic mold of the invention, including support block 1, backing plate 2, bottom plate 3, lower punch core 4, cope plate 5, upper mould fixed plate 6, convex core rod 7, pouring mouth 8；The backing plate 2 is fixed on support block 1, the bottom plate 3 is fixed on backing plate 2, the lower punch core 4 is fixed on bottom plate 3, the upper mould fixed plate 6 is fixed on cope plate 5, the convex core rod 7 is fixed on upper mould fixed plate 6, and the pouring mouth 8 is located in the through hole that cope plate 5 and convex core rod 7 align；The bottom surface of upper mould fixed plate 6 is protruded in the bottom surface of convex core rod 7, and the top surface of lower punch core 4 protrudes the top surface of bottom plate 3；The tee connector plastic mold of the present invention; it also includes three groups of core-pulling mechanisms; the cavity for being molded threeway connector profile is formed in matched moulds between three groups of core-pulling mechanisms and lower punch core 4, convex core rod 7; the cavity is connected with pouring mouth 8; it is additionally provided with the cope plate 5 in clamping mechanism, the support block 1 and is provided with material jacking mechanism.

Every group of core-pulling mechanism includes sliding block 9, the oblique core rod 10 in the hole for the corresponding connecting tube that can be molded threeway connector and many Angle Pins 11 for being located at upper mould fixed plate 6；This example is two Angle Pins 11, and the sliding block 9 is fitted snugly within bottom plate 3, and the oblique core rod 10 is fixed on sliding block 9, and tiltedly the inner of core rod 10 extends internally stretching sliding block 9；The Angle Pin 11 is obliquely installed, and bottom extends to the outside of upper mould fixed plate 6, the sliding block 9 is provided with and is available for the through hole 9.1 that Angle Pin 11 is embedded in one by one, the slid inward of sliding block 9 when the Angle Pin 11 stretches into through hole 9.1, and sliding block 9 slides in and out when the Angle Pin 11 stretches out through hole 9.1.

The material jacking mechanism includes push rod 12, elastomer 13, push rod fixed plate 14 and push rod capping 15；The movable through hole for fitting through backing plate 2 and lower punch core 4 in top of the push rod 12, the bottom of the push rod 12 is fixed in push rod fixed plate 14, the push rod capping 15 is fixed on the bottom of push rod fixed plate 14, the push rod fixed plate 14 and push rod capping 15 are slidably fitted in the hole of support block 1, and the elastomer 13 is located between push rod fixed plate 14 and backing plate 2 and is socketed on push rod 12.

The clamping mechanism includes three pieces of lock modules 16 being fixed on cope plate 5; it is corresponding up and down that every piece of lock module 16 is located at the position on cope plate 5 and the position of the sliding block 9 of core-pulling mechanism; the medial surface of the lock module 16 is the first inclined-plane 16.1 with the diameter parallel of Angle Pin 11; the top on first inclined-plane 16.1 is flushed with upper mould fixed plate 6; the outer end of the sliding block 9 is the second inclined-plane 9.2 being engaged with first inclined-plane 16.1; first inclined-plane 16.1 is with the second inclined-plane 9.2 when separating, and two faces are parallel.

In matched moulds, cope plate 5 is moved down, simultaneously, three Angle Pins 11 are extend into the through hole 9.1 of correspondence sliding block 9 gradually, as Angle Pin 11 is constantly stretched into, each self-corresponding sliding block 9 slid inward therewith, until cope plate 5 is downward in place, three pieces of sliding blocks 5 are inside in place simultaneously, the first inclined-plane 16.1 of every piece of lock module 16 is fitted with the second inclined-plane 9.2 of corresponding sliding block 9 simultaneously, now, the sliding block 9 of three groups of core-pulling mechanisms and lower punch core 4, the cavity formed between convex core rod 7 is just product threeway connector profile, and the oblique core rod 10 of three groups of core-pulling mechanisms can just be molded the corresponding connecting tube centre bore of threeway connector.

When dividing mould, cope plate 5 is moved up, meanwhile, Angle Pin 11 is reached in the through hole 9.1 of correspondence sliding block 9 gradually, and as Angle Pin 11 constantly stretches out, each self-corresponding sliding block 9 slides in and out therewith, until cope plate 5 is upward in place, while three pieces of sliding blocks 5 are outside in place.Push rod capping 15 is now promoted, push rod capping 15 overcomes the elastic force of elastomer 13 to drive the upward sliding of push rod 12, and push rod 12 ejects product threeway connector.

Claims

1. a kind of tee connector plastic mold, including support block（1）, backing plate（2）, bottom plate（3）, lower punch core（4）, cope plate（5）, upper mould fixed plate（6）, convex core rod（7）, pouring mouth（8）；The backing plate（2）It is fixed on support block（1）On, the bottom plate（3）It is fixed on backing plate（2）On, the lower punch core（4）It is fixed on bottom plate（3）On, the upper mould fixed plate（6）It is fixed on cope plate（5）On, the convex core rod（7）It is fixed on upper mould fixed plate（6）On, the pouring mouth（8）It is located at cope plate（5）With convex core rod（7）In the through hole of coaxial line；It is characterized in that：It also includes three groups of core-pulling mechanisms, three groups of core-pulling mechanisms and lower punch core（4）, convex core rod（7）Between the cavity for being molded threeway connector profile, the cavity and pouring mouth are formed in matched moulds（8）Connection, the cope plate（5）On be additionally provided with clamping mechanism, the support block（1）It is interior to be provided with material jacking mechanism.

2. tee connector plastic mold according to claim 1, it is characterised in that：Every group of core-pulling mechanism includes sliding block（9）, can be molded threeway connector corresponding connecting tube hole oblique core rod（10）And it is located at upper mould fixed plate（6）Many Angle Pins（11）；The sliding block（9）Fit snugly within bottom plate（3）On, the oblique core rod（10）It is fixed on sliding block（9）On, and tiltedly core rod（10）The inner extend internally stretching sliding block（9）；The Angle Pin（11）It is obliquely installed, and bottom is to upper mould fixed plate（6）Outside extension, the sliding block（9）It is provided with and is available for Angle Pin（11）The through hole being embedded in one by one（9.1）, the Angle Pin（11）Stretch into through hole（9.1）When sliding block（9）Slid inward, the Angle Pin（11）Stretch out through hole（9.1）When sliding block（9）Slide in and out.

3. tee connector plastic mold according to claim 1, it is characterised in that：The material jacking mechanism includes push rod（12）, elastomer（13）, push rod fixed plate（14）With push rod capping（15）；The push rod（12）Top movable fit through backing plate（2）With lower punch core（4）Through hole, the push rod（12）Bottom be fixed on push rod fixed plate（14）On, the push rod capping（15）It is fixed on push rod fixed plate（14）Bottom, the push rod fixed plate（14）With push rod capping（15）It is slidably fitted in support block（1）Hole in, the elastomer（13）It is located at push rod fixed plate（14）With backing plate（2）Between and be socketed in push rod（12）On.

4. tee connector plastic mold according to claim 1 or 2, it is characterised in that：The clamping mechanism includes being fixed on cope plate（5）On three pieces of lock modules（16）, every piece of lock module（16）It is located at cope plate（5）On position and core-pulling mechanism sliding block（9）Position correspond to up and down, the lock module（16）Medial surface be and Angle Pin（11）First inclined-plane of diameter parallel（16.1）, first inclined-plane（16.1）Top and upper mould fixed plate（6）Flush, the sliding block（9）Outer end be and first inclined-plane（16.1）The second inclined-plane being engaged（9.2）.