CN217319105U

CN217319105U - Forming die of signal connector chassis

Info

Publication number: CN217319105U
Application number: CN202220175768.2U
Authority: CN
Inventors: 杨海锋
Original assignee: Kunshan Minxu Precision Mould Technology Co ltd
Current assignee: Kunshan Minxu Precision Mould Technology Co ltd
Priority date: 2022-01-24
Filing date: 2022-01-24
Publication date: 2022-08-30
Anticipated expiration: 2032-01-24

Abstract

The utility model discloses a forming die of a signal connector chassis, which comprises an upper die base, an upper die plate, a pressurizing injection molding assembly, an upper die core, a lower die core, a mold block, an inclined guide drawing rod, a guide pillar and guide sleeve assembly, a lower die plate, a lower die base and a pushing assembly, wherein the center of the upper die base is provided with an injection molding port, the injection molding port is fixedly connected with the upper die plate, the pressurizing injection molding assembly comprises a heat insulation plate, a pressurizing head and an injection molding pipe, the upper die core and the lower die core form a forming cavity, the outer surface of the cavity part of the upper die core forms the chassis, the structure comprises an annular reinforcing rib, a foot pad hole, a fan-shaped groove outer wall and an inserting groove, the inner surface of the cavity part of the lower die core forms the inner surface of the chassis, the inner surface structure of the chassis comprises a latticed reinforcing rib, a top block hole, a fan-shaped groove inner wall and a connecting hole, the die adopts a heat insulation shunting injection molding mode, the pressurizing injection molding assembly is matched with the cavity of the chassis to perform pressurized injection molding, the inclined guide drawing rod is arranged at each inserting groove position, after the inserting groove is formed, the inserting groove is laterally drawn out and the die is vertically lifted, so that the quality of the formed inserting groove is good.

Description

Forming die of signal connector chassis

Technical Field

The utility model relates to the technical field of mold, concretely relates to forming die on signal connector chassis.

Background

The existing signal connector chassis needs to be prepared, refer to fig. 7 and 8, the chassis is a disc, the bottom is provided with connecting HDMI, inserting grooves such as USB3.0 and TYPE-C, a signal receiving and transmitting assembly and an upper cover are arranged on the upper portion of the chassis, the chassis quality is guaranteed, the anti-falling performance is good, annular reinforcing ribs are arranged on the outer surface of the chassis, mesh-shaped reinforcing ribs are arranged on the inner surface of the chassis, the structure is fully guaranteed, connecting holes which are connected with an upper shell and are formed in the screwed holes and the center of the periphery of the chassis are formed integrally, the plurality of inserting connectors are formed on the side face, a mold is required to be opened and closed laterally, and in order to facilitate production, a mold is specially designed, so that the forming quality and the forming efficiency of the signal connector chassis are improved.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the purpose: in view of technical requirements in the background art, a forming mold of a signal connector chassis is designed, a heat-preservation shunting injection molding mode is adopted, a pressurizing injection molding assembly is matched to perform pressurizing injection molding on a cavity of the chassis, a molding block is arranged at a necessary connecting hole, the forming quality and the structural strength of the connecting hole can be sufficiently guaranteed, an inclined guide drawing rod is arranged at the position of an inserting groove such as HDMI, USB3.0 and TYPE-C, the inclined guide drawing rod is pulled out from the rear side of the forming inserting groove and is vertically lifted for mold opening, and the quality of the forming inserting groove is good.

The technical scheme adopted for solving the problems is as follows:

a forming die of a signal connector chassis comprises an upper die base, an upper die plate, a pressurizing injection molding assembly, an upper die core and a lower die core which are used for forming the chassis of the chassis, a die block used for forming a connecting hole, an inclined guide drawing rod used for forming each insertion groove, a guide pillar and guide sleeve assembly, a lower die plate, a lower die base and a pushing assembly.

An injection molding port is arranged in the center of the upper die base and fixedly connected with the upper die plate,

the pressurized injection molding assembly comprises an insulation board, a pressurizing head and a plurality of injection molding pipes, wherein a storage cavity is arranged in the insulation board, the upper end of the insulation board is communicated with an injection molding opening to obtain a liquid injection molding raw material, the lower end of the insulation board is communicated with the plurality of injection molding pipes, the injection molding pipes are communicated with a cavity of a chassis formed by closing an upper mold core and a lower mold core and used for injecting the injection molding raw material, the pressurizing head is further connected to the upper end of the insulation board,

the upper die core and the lower die core are spliced to form a cavity structure of the chassis,

the outer surface of the chassis is formed by the cavity part of the upper die core, the outer surface structure of the chassis comprises an annular reinforcing rib, a foot pad hole, the outer wall of a fan-shaped groove and a plurality of insertion grooves, the insertion grooves are formed by matching the upper die core with an inclined guide drawing rod, an upper ejector block is arranged above the foot pad hole, a lower ejector block is arranged below the foot pad hole so as to form the foot pad hole structure of the chassis,

the inner surface of the chassis is formed by the cavity part of the lower die core, the inner surface structure of the chassis comprises grid-shaped reinforcing ribs, top block holes, inner walls of fan-shaped grooves and connecting holes, a die block is further arranged below the connecting holes, and annular reinforcing rib grooves and connecting hole cavities are arranged above the die block.

Furthermore, the pushing assembly is arranged below the lower template and comprises a pushing plate, ejector pins, guide rod and guide sleeve assemblies and a reset spring, the ejector pins are fixedly connected to the pushing plate, the ejector pins are uniformly distributed below the cavity, and the guide rod and guide sleeve assemblies are arranged at four corners of the pushing plate.

Furthermore, the injection molding raw material in the storage cavity is further pressurized by the pressurizing head, and the pressurizing head is externally connected with pressurizing equipment.

Furthermore, the periphery of the heat-insulating plate is also surrounded by a heat-insulating pipe, and the heat-insulating pipe adopts an electric control constant-temperature heating pipe or a flow constant-temperature water pipe so as to keep the raw materials in the storage cavity to maintain liquid activity and continuously inject the raw materials into the cavity.

Furthermore, an overflow groove is arranged between the parting surfaces of the upper mold core and the lower mold core and used for pressurizing and overflowing redundant raw materials.

Furthermore, the guide pillar and guide sleeve assemblies are arranged at four corners of the lower die holder and are used for positioning the lower die holder, the lower die plate, the upper die plate and the upper die holder in a penetrating and sleeving matching manner.

The beneficial effects of the utility model are that:

this forming die on signal connector chassis adopts the mode that the reposition of redundant personnel of keeping warm was moulded plastics, and the cooperation pressurization subassembly of moulding plastics is with the die cavity pressurization injection moulding on chassis to set up the type piece in necessary connecting hole department, enough guarantee the shaping quality and the structural strength of connecting hole, still set up in each inserting groove position and lead the pole of taking out to one side, the side direction is taken out and the vertical promotion die sinking behind the shaping inserting groove, and shaping inserting groove quality is good.

Drawings

Fig. 1 is a schematic structural diagram of a forming mold of a chassis of a signal connector according to the present embodiment;

FIG. 2 is a schematic structural view of the present embodiment with the upper die holder, the upper die plate and the lower die plate removed;

FIG. 3 is a side bottom view of the upper mold insert of this embodiment;

FIG. 4 is a side view of the upper mold insert of this embodiment;

FIG. 5 is a side plan view of the lower mold core of the present embodiment in cooperation with the inclined slide rod;

FIG. 6 is a side view of the lower mold insert of this embodiment;

FIG. 7 is a schematic structural view of an outer surface of the chassis according to the present embodiment;

FIG. 8 is a schematic structural view of the inner surface of the base pan according to the present embodiment;

FIG. 9 is a schematic structural diagram of a molding block according to the present embodiment;

wherein, 1-an injection port, 2-an upper die holder, 3-an upper die plate, 4-a lower die plate, 5-a lower die holder, 6-a base, 7-a baffle, 8-an injection pipe, 9-an upper die core, 10-a lower die core, 11-a guide post and guide sleeve component, 12-a heat preservation plate, 13-a heat preservation pipe, 14-an overflow groove, 15-a ring-shaped reinforcing rib die cavity, 16-a sector groove inner wall die cavity, 17-an upper top block hole, 18-an oblique guide draw rod hole, 19-a sector groove, 20-an oblique guide draw rod of a molding HDMI insertion groove, 21-an oblique guide draw rod of a molding TYPE-C insertion groove, 22-a chassis, 23-a foot pad hole, 24-a connecting hole, 25-a grid-shaped reinforcing rib die cavity, 26-a lower top block hole and 27-a sector groove outer wall die cavity, 28-TYPE block holes, 29-HDMI insertion grooves, 30-TYPE-C insertion grooves, 31-grid-shaped reinforcing ribs, 32-TYPE blocks, 33-connecting hole cavities and 34-annular reinforcing rib grooves.

Detailed Description

The technical solution of the present invention will be described clearly and completely by way of example with reference to the accompanying drawings.

Referring to fig. 1-7, the present embodiment provides a mold for molding a chassis of a signal connector, including an upper mold base 2, an upper mold plate 3, a compression injection molding assembly, an upper mold core 9 and a lower mold core 10 for molding the chassis of the chassis 22, a mold block 32 for molding a connecting hole 24, an inclined guiding rod for molding each inserting groove, a guiding post and guiding sleeve assembly 11, a lower mold plate 4, a lower mold base 5, and a pushing assembly.

Specifically, the center of the upper die holder 2 is provided with an injection port 1, and the injection port 1 is fixedly connected with the upper die plate 3.

Referring to fig. 2, the pressurizing injection molding assembly comprises an insulation board 12, a pressurizing head and 3 injection molding pipes 8, a storage cavity (not marked in the drawing) is arranged inside the insulation board 12, the upper end of the insulation board is communicated with an injection molding port 1 to obtain a liquid injection molding raw material, the lower end of the insulation board is communicated with the 3 injection molding pipes 8, the injection molding pipes 8 are communicated with a cavity of a chassis 22 formed by closing an upper mold core 9 and a lower mold core 10, the injection molding raw material is injected, the upper end of the insulation board 12 is also connected with the pressurizing head, the pressurizing head further pressurizes the injection molding raw material in the storage cavity, and the pressurizing head is externally connected with pressurizing equipment.

The upper die core 9 and the lower die core 10 are spliced to form a cavity structure of the chassis 22.

Referring to fig. 3 and 4, the outer surface of the cavity part forming chassis 22 of the upper mold core 9, the outer surface structure of the chassis 22 includes an annular reinforcing rib, a foot pad hole 23, a fan-shaped groove 19 outer wall and 3 insertion grooves, the insertion grooves include three TYPEs of insertion grooves of HDMI, USB3.0 and TYPE-C, the HDMI insertion groove is formed by an inclined guide draw bar 20 of the upper mold core 9 matching forming HDMI insertion groove, the TYPE-C insertion groove is formed by an inclined guide draw bar 21 of the upper mold core 9 matching forming TYPE-C insertion groove, an upper ejector block (not marked in the drawing) is arranged above the foot pad hole 23, and a lower ejector block (not marked in the drawing) is arranged below the foot pad hole 23 to form the foot pad hole 23 structure of the chassis.

Referring to fig. 5 and 6, the cavity portion of the lower mold core 10 forms the inner surface of the bottom plate 22, the inner surface structure of the bottom plate 22 includes a grid-shaped reinforcing rib 31, a top block hole, an inner wall of the fan-shaped groove 19 and a connecting hole 24, a mold block 32 is further disposed below the connecting hole 24, and referring to fig. 9, an annular reinforcing rib groove 34 and a connecting hole cavity 33 are disposed above the mold block 32.

The further embodiment is that the pushing component is arranged below the lower template 4 and comprises a pushing plate, ejector pins, guide rod and guide sleeve components and a reset spring, the ejector pins are fixedly connected to the pushing plate, the ejector pins are uniformly distributed below the cavity, and the guide rod and guide sleeve components are arranged at four corners of the pushing plate.

In a further embodiment, the periphery of the heat-insulating plate 12 is further surrounded by a heat-insulating pipe 13, and the heat-insulating pipe 13 adopts a water pipe for circulating constant-temperature water to keep the raw material in the storage cavity to maintain liquid activity and continuously inject the raw material into the cavity.

In a further embodiment, an overflow groove 14 is further provided between the parting surfaces of the upper mold core 9 and the lower mold core 10 for pressurizing and overflowing the excess raw material.

The further implementation scheme is that the guide pillar and guide sleeve assemblies 11 are arranged at four corners of the lower die holder 5, and the lower die holder 5, the lower template 4, the upper template 3 and the upper die holder 2 are matched and positioned in a penetrating and sleeving manner.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes, modifications, substitutions and alterations can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. The utility model provides a forming die on signal connector chassis which characterized in that: comprises an upper die holder, an upper template, a pressurizing injection molding assembly, an upper die core and a lower die core for molding a chassis of the chassis, a molding block for molding a connecting hole, an inclined guide drawing rod for molding each inserting groove, a guide post and guide sleeve assembly, a lower template, a lower die holder and a pushing assembly,

the inner surface structure of the chassis comprises grid-shaped reinforcing ribs, ejector block holes, inner walls of fan-shaped grooves and connecting holes, a molding block is arranged below the connecting holes, and annular reinforcing rib grooves and a connecting hole cavity are arranged above the molding block.

2. The mold for molding a signal connector chassis according to claim 1, wherein: the pushing assembly is arranged below the lower template and comprises a pushing plate, ejector pins, guide rod and guide sleeve assemblies and a reset spring, the ejector pins are fixedly connected to the pushing plate, the ejector pins are uniformly distributed below the cavity, and the guide rod and guide sleeve assemblies are arranged at four corners of the pushing plate.

3. The mold for molding a signal connector chassis according to claim 1, wherein: the pressurizing head further pressurizes the injection molding raw material in the storage cavity, and the pressurizing head is externally connected with pressurizing equipment.

4. The mold for molding a signal connector chassis according to claim 1, wherein: the periphery of the heat-insulating plate is also surrounded by a heat-insulating pipe, and the heat-insulating pipe adopts an electric control constant-temperature heating pipe or a flow constant-temperature water pipe.

5. The mold for molding a signal connector chassis according to claim 1, wherein: an overflow groove is also arranged between the parting surfaces of the upper mold core and the lower mold core.

6. The mold for molding a signal connector chassis according to claim 1, wherein: the guide post and guide sleeve assemblies are arranged at four corners of the lower die base and are used for positioning the lower die base, the lower die plate, the upper die plate and the upper die base in a penetrating and sleeving matching manner.