CN213227361U

CN213227361U - Super multi-cavity mold assembly and mold for waterproof rod

Info

Publication number: CN213227361U
Application number: CN202022076427.3U
Authority: CN
Inventors: 茹伟强; 姚永刚; 范兆远
Original assignee: Henan Youpu Sealing Technology Co ltd
Current assignee: Henan Youpu Sealing Technology Co ltd
Priority date: 2020-09-21
Filing date: 2020-09-21
Publication date: 2021-05-18
Anticipated expiration: 2030-09-21

Abstract

The utility model discloses a super multi-chamber mould subassembly of waterproof stick, including front mould mold insert and back mould mold insert, the back mould mold insert includes back mould mold insert and back mould mold insert down, and front mould mold insert, last back mould mold insert and back mould mold insert are arranged from last to arranging down in proper order down, have seted up a plurality of die cavities that extend along last back mould mold insert thickness direction in going up the back mould mold insert, the die cavity runs through back mould mold insert, and die cavity shape and waterproof stick form phase-match have seted up the hot runner passageway on the front mould mold insert, hot runner passageway communicates respectively with each die cavity. The utility model discloses can solve the problem that inefficiency, maintenance are difficult, with high costs, the product percent of pass is low in the current waterproof stick production.

Description

Super multi-cavity mold assembly and mold for waterproof rod

Technical Field

The utility model relates to the technical field of mold, especially, relate to a super multi-cavity mold assembly of waterproof stick and mould.

Background

At present, the brands and configuration types of domestic commercial vehicles and domestic vehicles are too many, and the functional requirements for realizing the automobile wire harnesses are also diversified. The automobile wire harness assembly connector is high in requirement, high in research and development cost and not easy to be too many in types. Therefore, when the connector is selected for a new vehicle type, the connector can be selected according to the highest configuration, and the wire harness connectors of the vehicle types with high, medium and low configurations can have the phenomenon of vacant holes, so that the functional tests of water resistance, dust resistance and the like are not facilitated to be realized. And the waterproof rod can replace the wire harness to block the vacant hole when the vacant hole phenomenon appears in the wire harness connector, so that the waterproof and dustproof functions can be still met.

However, the waterproof rod product is a product with very small quality, and during injection molding production, one mold often needs to produce a large number of waterproof rod products, at present, the number of the mold cavities for producing the waterproof rod is mostly below 72 cavities, the mold type is a cold runner, and most of the mold cavities adopt a flat-open method, and the following defects exist: 1. the efficiency is low; 2. the waste rods are large; 3. the die is integrally processed, so that a problem cavity is difficult to maintain; 4. the labor cost is high; 5. the product qualification rate is not high.

Disclosure of Invention

An object of the utility model is to provide a super multi-cavity mold assembly of waterproof stick lies in providing a super multi-cavity mold of waterproof stick simultaneously for solve the problem that inefficiency, maintenance are difficult, with high costs, the product percent of pass is low in the current waterproof stick production.

In order to solve the problem, the utility model adopts the following technical scheme:

the utility model provides a super multi-chamber mould subassembly of waterproof stick, includes front mould mold insert and back mould mold insert, and the back mould mold insert includes back mould mold insert and back mould mold insert down, and front mould mold insert, last back mould mold insert and back mould mold insert down are arranged from last to arranging in proper order down, have seted up a plurality of die cavities that extend along last back mould mold insert thickness direction in going up the back mould mold insert, the die cavity runs through back mould mold insert, and the die cavity shape matches with waterproof stick form, has seted up the hot runner passageway on the front mould mold insert, the hot runner passageway communicates with each die cavity respectively.

Optionally, a thimble hole extending along the thickness direction of the lower rear mold insert is formed in the lower rear mold insert, the thimble hole penetrates through the lower rear mold insert and corresponds to the mold cavity one by one, and a thimble is mounted in the thimble hole.

Optionally, the number of the mold cavities is 24, and the mold cavities are uniformly distributed in the upper rear mold insert.

Optionally, the hot runner channel is communicated with each mold cavity through a diversion flow channel, each 6 mold cavities share one diversion flow channel, a material pulling pin placing hole is formed below the diversion flow channel, the material pulling pin placing hole penetrates through the upper rear mold insert and the lower rear mold insert, and a material pulling pin is installed in the material pulling pin placing hole.

The utility model provides a super multi-cavity mould of waterproof stick, includes die carrier and a plurality of super multi-cavity mould subassembly as above of waterproof stick, set up a plurality of mounting grooves that are used for holding super multi-cavity mould subassembly of waterproof stick on the die carrier, the mounting groove with super multi-cavity mould subassembly one-to-one of waterproof stick, the super multi-cavity mould subassembly of waterproof stick is vertical installs in the mounting groove all.

Optionally, 8 waterproof rod super multi-cavity mold assemblies are arranged, and the waterproof rod super multi-cavity mold assemblies are vertically arranged in two rows, each row being 4.

Optionally, the mold frame comprises a front mold and a rear mold, the front mold insert is located in the front mold, and the rear mold insert is located in the rear mold.

Optionally, a through positioning hole is arranged between the front die and the rear die.

Adopt above-mentioned technical scheme, the utility model has the advantages of it is following:

1. the utility model discloses to waterproof stick unique structure, adopt above-mentioned specific mould mode of dividing and chamber position to arrange the mode, can realize that the mold insert divides the body to process, the mould wholly divide into die carrier and removable mould subassembly, non-integral processing, the mould subassembly can be maintained alone, easy maintenance can improve the mould life-span; 2. the number of the die cavities is large, the arrangement is compact, the utilization rate of raw materials is high, and the production efficiency is high; 3. the material rod does not need to be broken off manually, so that the labor is saved, and the labor cost is reduced; 4. the product yield is high, the product quality stability is good, and the continuous production in the full cavity can be realized; 5. the mold cavities are vertically arranged, so that the space is saved, and the mold and injection molding cost is reduced; 6. the die carrier can be used commonly in the same type of products, and the die carrier can be used for production without intermission by replacing the die set; 7. aiming at the similarity of the structure of the waterproof rod product, the requirement that a novel waterproof rod mold can be developed by replacing a mold component can be realized; 8. the positioning hole position combination processing can meet the requirement of the super multi-cavity die assembly on the die precision.

Drawings

FIG. 1 is a schematic view of a prior art mold configuration;

FIG. 2 is a schematic sectional view of the present invention;

FIG. 3 is a schematic structural view of a MID-super multi-cavity mold assembly of the present invention;

fig. 4 is a top view of the present invention;

FIG. 5 is a schematic view of the three-dimensional structure of the present invention after the front mold is removed during opening the mold;

fig. 6 is a schematic view of a mold cavity arrangement according to one embodiment of the present invention.

Detailed Description

In order to make the technical purpose, technical solutions and advantageous effects of the present invention clearer, the technical solutions of the present invention are further described below with reference to fig. 1 to 6 and specific embodiments.

An embodiment of a waterproof rod ultramulti-cavity mold assembly:

as shown in fig. 3, a super multi-cavity mould subassembly of waterproof stick, for short super multi-cavity mould subassembly 4, including front mould mold insert 8 and back mould mold insert, back mould mold insert includes back mould mold insert 9 and back mould mold insert 10 down, and front mould mold insert 8, last back mould mold insert 9 and back mould mold insert 10 are arranged from last to lower in proper order, have seted up a plurality of die cavities 11 that extend along last back mould mold insert 9 thickness direction in last back mould mold insert 9, die cavity 11 runs through back mould mold insert 9, and the shape of die cavity 11 matches with waterproof stick 12 shapes, has seted up hot runner passageway 6 on the front mould mold insert 8, hot runner passageway 6 communicates respectively with each die cavity 11.

And a thimble hole 13 extending along the thickness direction of the lower rear mold insert 10 is formed in the lower rear mold insert 10, the thimble hole 13 penetrates through the lower rear mold insert 10 and is in one-to-one correspondence with the mold cavity 11, and a thimble 14 is installed in the thimble hole 13.

The number of the die cavities 11 is 24, and the die cavities are uniformly distributed in the upper rear die insert 9.

The hot runner channel 6 is communicated with the die cavities 11 through the diversion flow channels 7, each 6 die cavities 11 share one diversion flow channel 7, a material pulling pin placing hole 15 is formed below the diversion flow channel 7, the material pulling pin placing hole 15 penetrates through the upper rear die insert 9 and the lower rear die insert 10, and a material pulling pin 16 is installed in the material pulling pin placing hole 15. During injection molding, the head of the pulling pin 16 is connected with the stub bar formed in the shunting runner 7, during die opening, the pulling pin 16 can pull the stub bar, so that the stub bar and the upper part of a product are prevented from being adhered to the front die 2 during die opening, and the yield can be improved.

An embodiment of a waterproof rod ultramulti-cavity mold:

as shown in fig. 2, 4 and 5, a super multi-cavity mould of waterproof stick, includes die carrier 1 and a plurality of super multi-cavity mould subassembly 4 of waterproof stick as above, set up a plurality of mounting grooves 5 that are used for holding super multi-cavity mould subassembly 4 of waterproof stick on the die carrier 1, mounting groove 5 with super multi-cavity mould subassembly 4 one-to-one of waterproof stick, the super multi-cavity mould subassembly 4 of waterproof stick is vertical to be installed in mounting groove 5 all.

As shown in fig. 6, 8 waterproof rod super multi-cavity mold assemblies 4 are provided, and the waterproof rod super multi-cavity mold assemblies 4 are arranged in two rows vertically, and each row is provided with 4 waterproof rod super multi-cavity mold assemblies.

The die carrier 1 comprises a front die 2 and a rear die 3, wherein a front die insert 8 is positioned in the front die 2, and a rear die insert is positioned in the rear die 3.

And a through positioning hole is formed between the front die 2 and the rear die 3.

During injection molding, injection molding raw materials enter the die cavities 11 from the hot runner channel 6 through the flow dividing channel 7, and when the die is opened, the front die 2 is moved away, and the ejector pins 14 are pushed up, so that products in the die cavities 11 can be ejected.

The above embodiments are not intended to limit the shape, material, structure, etc. of the present invention in any form, and all of the technical matters of the present invention belong to the protection scope of the present invention to any simple modification, equivalent change and modification of the above embodiments.

Claims

1. The utility model provides a super multi-cavity mould subassembly of waterproof stick which characterized in that: including front mould mold insert and back mould mold insert, the back mould mold insert includes back mould mold insert and back mould mold insert down, and front mould mold insert, last back mould mold insert and back mould mold insert down arrange from last to arranging in proper order down, have seted up a plurality of die cavities that extend along last back mould mold insert thickness direction in the last back mould mold insert, the die cavity runs through back mould mold insert, and the hot runner passageway has been seted up to die cavity shape and waterproof rod form phase-match on the front mould mold insert, hot runner passageway communicates respectively with each die cavity.

2. The waterproof rod ultramulti-cavity mold assembly according to claim 1, wherein: and the lower rear die insert is internally provided with a thimble hole extending along the thickness direction of the lower rear die insert, the thimble hole penetrates through the lower rear die insert and is in one-to-one correspondence with the die cavity, and thimbles are arranged in the thimble holes.

3. The waterproof rod ultramulti-cavity mold assembly according to claim 1, wherein: the number of the die cavities is 24, and the die cavities are uniformly distributed in the upper rear die insert.

4. The waterproof rod hyper-multi-cavity mold assembly of claim 3, wherein: the hot runner channel is communicated with the die cavities through the diversion runners, every 6 die cavities share one diversion runner, a material pulling pin placing hole is formed below the diversion runner, the material pulling pin placing hole penetrates through the upper rear die insert and the lower rear die insert, and a material pulling pin is installed in the material pulling pin placing hole.

5. The utility model provides a super multi-chamber mould of waterproof stick which characterized in that: the waterproof rod super multi-cavity mold assembly comprises a mold frame and a plurality of waterproof rod super multi-cavity mold assemblies according to any one of claims 1 to 4, wherein a plurality of mounting grooves used for accommodating the waterproof rod super multi-cavity mold assemblies are formed in the mold frame, the mounting grooves correspond to the waterproof rod super multi-cavity mold assemblies in a one-to-one mode, and the waterproof rod super multi-cavity mold assemblies are vertically mounted in the mounting grooves.

6. The waterproof rod ultramulti-cavity mold according to claim 5, wherein: the super multi-cavity mould subassembly of waterproof stick is provided with 8, and the super multi-cavity mould subassembly of waterproof stick's mode of arranging is two rows for vertical arrangement, and every row arranges 4.

7. The waterproof rod ultramulti-cavity mold according to claim 5, wherein: the die carrier comprises a front die and a rear die, wherein the front die is embedded in the front die, and the rear die is embedded in the rear die.

8. The waterproof rod ultramulti-cavity mold according to claim 7, wherein: and a through positioning hole is formed between the front die and the rear die.