CN210061779U

CN210061779U - Relay coil skeleton injection mold

Info

Publication number: CN210061779U
Application number: CN201920714946.2U
Authority: CN
Inventors: 傅海燕; 李贵勇; 易军
Original assignee: Chengdu Zhida Electrical Manufacturing Co Ltd
Current assignee: Chengdu Zhida Electrical Manufacturing Co Ltd
Priority date: 2019-05-19
Filing date: 2019-05-19
Publication date: 2020-02-14
Anticipated expiration: 2029-05-19

Abstract

The utility model discloses a relay coil skeleton injection mold, which comprises a housin, the inside top of casing is provided with first recess, the both sides of the inside bottom of casing all are provided with the bed die, the top of bed die all is provided with the second recess, the bottom of bed die is provided with the passageway, the both sides of passageway all evenly are provided with the multiunit through-hole, the both sides of casing are provided with water inlet and delivery port respectively, the hydraulic stem is all installed at the both sides and the both ends of casing. The utility model discloses the first recess and the first draw-in groove that set up drive the cap downstream through the hydraulic stem, and mould downstream in the drive makes first fixture block wear into first recess, makes mould and bed die block, carries on spacingly to it, and better cooperation colloid is moulded plastics, through the passageway and the through-hole that set up, pours into cold water into through the water inlet, makes cold water and the contact of the bed die outside, takes away the heat in the bed die outside for the sclerosis of mould has improved production efficiency.

Description

Relay coil skeleton injection mold

Technical Field

The utility model relates to a relay technical field especially relates to a relay coil skeleton injection mold.

Background

A relay (english name: relay) is an electric control device, which is an electric appliance that makes the controlled quantity generate a predetermined step change in an electric output circuit when the change of the input quantity (excitation quantity) reaches the specified requirement, and it has an interaction relation between a control system (also called input circuit) and the controlled system (also called output circuit), and is usually applied to an automatic control circuit, it is actually an "automatic switch" that uses a small current to control the operation of a large current, and in the processing and production of relay parts, it is often necessary to wind a conducting wire in a coil frame for better cooperation.

The coil skeleton needs to be moulded plastics the production to it with the mould, and in the production process of coil skeleton, contact between the mould, can not be fine seal the operation to the mould, and current mould natural cooling time overlength makes the mould need harden for a long time, has reduced production efficiency.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: the relay coil framework injection mold aims to solve the problems that the mold cannot be well sealed, the natural cooling time is too long, the mold needs to be hardened for a long time, and the production efficiency is reduced.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a relay coil skeleton injection mold, includes the casing, the inside top of casing is provided with first recess, the both sides of the inside bottom of casing all are provided with the bed die, the bed die top all is provided with the second recess, the bottom of bed die is provided with the passageway, the both sides of passageway all evenly are provided with the multiunit through-hole, the both sides of casing are provided with water inlet and delivery port respectively, the hydraulic stem is all installed at the both sides and the both ends of casing, the top of hydraulic stem is fixed with the cap, the both sides of cap bottom all are fixed with the mould, the both sides of going up the mould top and the top of cap all are provided with corresponding injecting glue hole, cold water pump and cold water machine are installed respectively to the both sides of casing.

As a further description of the above technical solution:

and valves are arranged at the tops of the water inlet and the water outlet.

As a further description of the above technical solution:

the bottom of the shell cover is provided with a first clamping block matched with the first groove, and the first clamping block is of an annular hollow structure.

As a further description of the above technical solution:

and the bottom of the upper die is provided with a second clamping block matched with the second groove.

As a further description of the above technical solution:

the inner parts of the upper die and the lower die are of hollow structures, and corresponding cavities are formed in the inner parts of the upper die and the lower die.

As a further description of the above technical solution:

the inner wall of the shell is of a double-layer hollow structure.

As a further description of the above technical solution:

to sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

1. the utility model discloses in, through the first recess and the first draw-in groove that set up, drive cap downstream through the hydraulic stem, mould downstream on the messenger makes during first fixture block pierces into first recess, carries on spacingly to it, makes mould and bed die block, and better cooperation colloid is moulded plastics.

2. The utility model discloses in, through passageway and the through-hole that sets up, pour into cold water through the water inlet, make cold water and the contact of the bed die outside, take away the heat in the bed die outside, the rethread delivery port flows for the sclerosis of mould has improved production efficiency, circulates to the hot and cold water through the cold water machine, has saved the resource.

Drawings

Fig. 1 is a schematic structural view of an injection mold for a relay coil framework provided by the present invention;

fig. 2 is a schematic diagram of a top view structure of an injection mold for a coil frame of a relay according to the present invention;

fig. 3 is the utility model provides a structural schematic diagram of relay coil skeleton injection mold bed die.

Illustration of the drawings:

1. a housing; 2. a cavity; 3. a first groove; 4. a channel; 5. a through hole; 6. a lower die; 7. a second groove; 8. a water inlet; 9. a water outlet; 10. a hydraulic lever; 11. a shell cover; 12. a first clamping block; 13. an upper die; 14. a second fixture block; 15. injecting glue holes; 16. a cold water pump; 17. a water cooling machine.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

The hydraulic rod (model: TG50-180), the cold water pump (model: PW-404EA) and the cold water machine (model: EPC28) mentioned in the utility model can be obtained by market or private ordering.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a relay coil skeleton injection mold, which comprises a

housin

1, 1 inside top of casing is provided with first recess 3, the both sides of 1 inside bottom of casing all are provided with bed die 6, the top of bed die 6 all is provided with second recess 7, the bottom of bed die 6 is provided with passageway 4, passageway 4's both sides all evenly are provided with multiunit through-hole 5, the both sides of casing 1 are provided with water inlet 8 and delivery port 9 respectively, hydraulic stem 10 is all installed at the both sides and the both ends of casing 1, the top of hydraulic stem 10 is fixed with cap 11, the both sides of cap 11 bottom all are fixed with mould 13, the both sides at last mould 13 top and the top of cap 11 all are provided with corresponding injecting glue hole 15, cold water pump 16 and cold water machine 17 are installed respectively to the both sides of casing 1.

The utility model discloses a through-hole 5 that sets up makes cold water enter into passageway 4 through-hole 5, makes cold water and 6 bottoms of bed die fully contact, makes cold water take away the heat of the inside mould of bed die, and then has accelerated the cool time of bed die, has improved work efficiency.

Specifically, as shown in fig. 1 and 2, valves are provided at the top of both the water inlet 8 and the water outlet 9.

This kind of relay coil skeleton injection mold can be better through the valve that sets up the flow of control intaking water outlet water.

Specifically, as shown in fig. 1 and 2, a first latch 12 matched with the first groove 3 is arranged at the bottom of the housing cover 11, and the first latch 12 is of an annular hollow structure.

According to the relay coil framework injection mold, the shell cover 11 and the shell 1 are closed through the first clamping blocks 12, and emitted bad smell is reduced.

Specifically, as shown in fig. 1 and 2, the bottom of the upper die 13 is provided with a second latch 14 matching with the second groove 7.

This kind of relay coil skeleton injection mold makes the airtight effect of mould 13 and bed die 6 better through the second fixture block 14 that sets up, carries on spacingly to its position, and better cooperation is moulded plastics.

Specifically, as shown in fig. 1, 2 and 3, the interiors of the upper die 13 and the lower die 6 are hollow, and the interiors of the upper die 13 and the lower die 6 are provided with corresponding cavities 2.

This kind of relay coil skeleton injection mold is through cavity 2 that sets up, through moulding plastics cavity 2, realizes obtaining corresponding mould.

Specifically, as shown in fig. 1 and 2, the inner wall of the housing 1 has a double-layer hollow structure.

This kind of relay coil skeleton injection mold is double-deck hollow structure through the inner wall of casing 1, makes rivers can enter into passageway 4 through-hole 5, carries out cooling treatment.

The working principle is as follows: when the device is used, a power supply is switched on, the hydraulic rod 10 is connected with an external control program, then the hydraulic rod 10 receives a control instruction to drive the shell cover 11 to move downwards, the shell cover 11 drives the upper die 13 and the first fixture block 12 to move downwards, the first fixture block 12 enters the first groove 3, the upper die 13 and the lower die 6 are in a closed state, the upper die 13 and the lower die 6 form a closed cavity 2, the second fixture block 14 enters the second groove 7, the shell 1 and the shell cover 11 are in a sealed state, unpleasant smell at the inner part of the shell 1 is avoided, then colloid (which can be epoxy resin pure PP) is injected into the cavity 2 through the glue injection hole 15, valves of the water inlet 8 and the water outlet 9 are opened, a certain amount of water is injected into a water tank in the water cooler 17, the cooling system of the water cooler 17 cools the water, and then the cold water pump 16 sends low-temperature cooling water into the water inlet 18, make cold water enter into inside the casing 1, then enter into passageway 4 through-hole 5, make cold water take away the heat in the bed die 6 outside, then flow out through delivery port 9, the refrigerated water takes away the back temperature rising with the heat and flows back to in the water tank again, the rethread refrigerating system is with the water cooling, water circulation gets into in the passageway 4 like this, the resource has been saved, the cooling of the interior mould of cavity 2 has also been accelerated simultaneously, treat the cool time and arrive the back, close the valve of water inlet 8 and delivery port 9, hydraulic stem 10 drives 11 upward movements of cap, then the mould of sclerosis in the manual cavity of taking.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A relay coil framework injection mold comprises a shell (1) and is characterized in that a first groove (3) is formed in the top end of the interior of the shell (1), lower molds (6) are arranged on two sides of the bottom end of the interior of the shell (1), second grooves (7) are formed in the tops of the lower molds (6), a channel (4) is formed in the bottom of the lower molds (6), multiple groups of through holes (5) are uniformly formed in two sides of the channel (4), a water inlet (8) and a water outlet (9) are respectively formed in two sides of the shell (1), hydraulic rods (10) are mounted on two sides and two ends of the shell (1), a shell cover (11) is fixed on the top of each hydraulic rod (10), an upper mold (13) is fixed on two sides of the bottom of the shell cover (11), and corresponding holes (15) are formed in two sides of the tops of the upper molds (13) and the tops of the shell covers (11), and a cold water pump (16) and a cold water machine (17) are respectively arranged on two sides of the shell (1).

2. The relay coil framework injection mold according to claim 1, wherein valves are arranged at the tops of the water inlet (8) and the water outlet (9).

3. The relay coil framework injection mold according to claim 1, wherein a first block (12) matched with the first groove (3) is arranged at the bottom of the housing cover (11), and the first block (12) is of an annular hollow structure.

4. The relay coil framework injection mold according to claim 1, wherein the bottom of the upper mold (13) is provided with a second block (14) matched with the second groove (7).

5. The relay coil framework injection mold according to claim 1, wherein the upper mold (13) and the lower mold (6) are hollow, and corresponding cavities (2) are arranged in the upper mold (13) and the lower mold (6).

6. The relay coil framework injection mold according to claim 1, wherein the inner wall of the housing (1) is a double-layer hollow structure.