CN218139596U

CN218139596U - Injection mold of industrial connector

Info

Publication number: CN218139596U
Application number: CN202222369290.XU
Authority: CN
Inventors: 李平; 邹明金
Original assignee: Shenzhen Cazn Electric Co ltd
Current assignee: Shenzhen Cazn Electric Co ltd
Priority date: 2022-09-07
Filing date: 2022-09-07
Publication date: 2022-12-27
Anticipated expiration: 2032-09-07

Abstract

The utility model provides an injection mold of industrial connector, including upper die and lower mould, the one side that upper die and lower mould are close to each other all is equipped with the injection mold groove, be equipped with L type groove in the upper die, be equipped with T type groove in the lower mould, the horizontal end in L type groove and the horizontal end in T type groove all have the lifter plate to move about from top to bottom, and the one side that two lifter plates are close to each other all is fixed with the thimble, the thimble moves about from top to bottom and passes the injection mold groove, the pull rod has been interlude in the activity from top to bottom between the vertical end in T type groove and L type groove, the both ends of pull rod all bend to being close to the lifter plate direction, and two lifter plates all are located between the both ends of pull rod; the utility model discloses set up lifter plate and thimble in last mould and lower mould and install on the lifter plate, the pull rod draws two lifter plates each other closely when going up mould and lower mould and part for ejecting mould and lower mould of thimble makes the process of the ejecting product of thimble accomplish automatically, does not need other power unit to drive the thimble motion.

Description

Injection mold of industrial connector

Technical Field

The utility model belongs to the technical field of industrial connector production facility technique and specifically relates to an injection mold of industrial connector is related to.

Background

The industrial connector is suitable for connecting electromechanical elements of a lead, a cable and a control panel, and generally comprises five parts, namely a contact element, an insulating mounting plate, a shell, a locking mechanism and a tail accessory; an injection mold is needed when the industrial connector is produced, and is generally used when the shell is produced, so that the shell can be integrally injection molded;

the product after moulding plastics often can the adhesion on the mould, conventional solution is that the heat transfer performance that improves the mould is ejecting with the product with setting up the thimble, but the producer discovers when using injection mold, when using this method of setting up the thimble, the thimble only can set up in the lower mould, and go up the mould and set up the thimble very little, also can the adhesion product on going up the mould, and even go up the mould and set up the thimble, the thimble in going up the mould and the thimble motion in the lower mould are accomplished by respective power unit in the mould, and not accomplish automatically when the die sinking.

SUMMERY OF THE UTILITY MODEL

The utility model provides an injection mold of industry connector to the thimble can not be automatic motion and need be with the help of a plurality of power unit's problem when the die sinking in the last mould that proposes and the lower mould of solving among the above-mentioned background art.

The technical scheme of the utility model is realized like this:

the utility model provides an injection mold of industry connector, is including last mould and lower mould, the one side that goes up mould and lower mould and be close to each other all is equipped with the die cavity of moulding plastics, be equipped with L type groove in going up the mould, be equipped with T type groove in the lower mould, the horizontal end in L type groove and the equal movable mounting from top to bottom of horizontal end in T type groove have the lifter plate, and one side that two lifter plates are close to each other all is fixed with the thimble, the activity passes the die cavity of moulding plastics about the thimble, the pull rod has been alternate in the activity from top to bottom between the vertical end in T type groove and L type groove, the both ends of pull rod are all bent to being close to the lifter plate direction, and two lifter plates all are located between the both ends of pull rod.

Preferably, one side of the lifting plate far away from the thimble is fixed with a limiting column, the limiting column on the upper side of the upper lifting plate is movably inserted into the upper side of the transverse end of the L-shaped groove up and down, and the limiting column on the lower side of the lower lifting plate is movably inserted into the lower side of the transverse end of the T-shaped groove up and down.

Preferably, a first spring is fixed between the lower side of the T-shaped groove and the lower lifting plate and between the upper side of the L-shaped groove and the upper lifting plate.

Preferably, a bayonet is arranged on the side face of the lower end of the pull rod, a clamping groove is formed in the side face of the vertical end of the T-shaped groove, a clamping block is transversely and movably inserted into the clamping groove, a second spring is fixed between the clamping block and the bottom side of the clamping groove, and the clamping block is inserted into the bayonet when the pull rod moves to the lowest position.

Preferably, the bayonet is in an inward arc shape, and one end of the clamping block inserted into the bayonet is in an outward arc shape.

Preferably, the bottom end of the pull rod is arc-shaped.

Preferably, the upper half part of the lower die is provided with a cold water channel and a drainage channel which are communicated with each other.

Preferably, one end of the cold water channel communicated with the drainage channel is divided into two symmetrical annular water channels, and the injection molding die cavity is located between the two annular water channels.

By adopting the technical scheme, the beneficial effects of the utility model are that:

the utility model discloses set up lifter plate and thimble in last mould and lower mould and install on the lifter plate, the pull rod draws two lifter plates each other closely when going up mould and lower mould and part for ejecting mould and lower mould of thimble makes the process of the ejecting product of thimble accomplish automatically, does not need other power unit to drive the thimble motion.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

Fig. 1 is a perspective view of the present invention;

fig. 2 is a side view of the present invention;

FIG. 3 isbase:Sub>A schematic cross-sectional view taken along line A-A of FIG. 2;

fig. 4 is a schematic cross-sectional view at B-B of fig. 2.

Wherein:

1. an upper die; 2. a lower die; 3. a pull rod; 4. a thimble; 5. a lifting plate; 6. a first spring; 7. a limiting column; 8. a bayonet; 9. a second spring; 10. a clamping block; 11. a T-shaped groove; 12. an L-shaped groove; 13. a cold water passage; 14. a water circulation channel; 15. a drainage channel.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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 skilled in the art without making creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-4, an injection mold of an industrial connector comprises an upper mold 1 and a lower mold 2, wherein injection mold grooves are formed in the sides, close to each other, of the upper mold 1 and the lower mold 2, an L-shaped groove 12 is formed in the upper mold 1, a T-shaped groove 11 is formed in the lower mold 2, lifting plates 5 are movably mounted in the transverse end of the L-shaped groove 12 and the transverse end of the T-shaped groove 11 up and down, ejector pins 4 are fixed on the sides, close to each other, of the two lifting plates 5, the ejector pins 4 movably penetrate through the injection mold grooves up and down, pull rods 3 are movably inserted between the vertical ends of the T-shaped groove 11 and the L-shaped groove 12 up and down, two ends of each pull rod 3 are bent towards the lifting plates 5, the two lifting plates 5 are located between two ends of each pull rod 3, the pull rods 3 are driven to move up and down along with the up and down movement of the upper mold 1, the pull rods 3 move up and down to drive the two lifting plates 5 to close to each other, and the ejector pins 4 synchronously eject products between the upper mold 1 and the lower mold 2.

Specifically, one side of the lifting plate 5, which is far away from the thimble 4, is fixed with a limiting column 7, the limiting column 7 on the upper side of the lifting plate 5 above is movably inserted into the upper side of the transverse end of the L-shaped groove 12 up and down, the limiting column 7 on the lower side of the lifting plate 5 below is movably inserted into the lower side of the transverse end of the T-shaped groove 11 up and down, the lifting plate 5 is limited by the limiting column 7 to only vertically move up and down, and the inclination of the lifting plate 5 is avoided.

Specifically, first springs 6 are fixed between the lower side of the T-shaped groove 11 and the lower lifting plate 5, and between the upper side of the L-shaped groove 12 and the upper lifting plate 5, and the first springs 6 can actively drive the lifting plates 5 and the ejector pins 4 to return to the original positions when the pull rod 3 moves downwards.

Specifically, the side surface of the lower end of the pull rod 3 is provided with a bayonet 8, the side surface of the vertical end of the T-shaped groove 11 is provided with a clamping groove, a clamping block 10 is transversely movably inserted in the clamping groove, a second spring 9 is fixed between the clamping block 10 and the bottom side of the clamping groove, the clamping block 10 is inserted into the bayonet 8 when the pull rod 3 moves to the lowest part, the second spring 9 pushes the clamping block 10 to be clamped into the bayonet 8, the lifting plate 5 above the pull rod 3 is firstly pulled downwards when the upper die 1 initially moves upwards, and the product is ensured to fall into the lower die 2 firstly.

Specifically, the bayonet 8 is concave arc-shaped, and one end of the clamping block 10 inserted into the bayonet 8 is convex arc-shaped, so that the clamping block 10 can be conveniently separated from the bayonet 8.

Specifically, the bottom end of the pull rod 3 is configured to be arc-shaped, and when the pull rod 3 moves downward, the arc-shaped end can conveniently push the fixture block 10.

Specifically, the upper half of the lower die 2 is provided with a cold water passage 13 and a drain passage 15 communicating with each other.

Specifically, one end of the cold water channel 13 communicated with the drainage channel 15 is divided into two symmetrical water circulation channels 14, the injection mold groove is located between the two water circulation channels 14, and the water circulation channels 14 surround the injection mold, so that the cooling performance is improved.

The working principle is as follows:

when the product injection molding machine is used, a product is injection molded in an injection mold groove, a cooling liquid sequentially passes through a cold water channel 13, an annular water channel 14 and a drainage channel 15 to cool the product, then an upper mold 1 moves upwards, at the moment, a second spring 9 pushes a fixture block 10 to enable the fixture block 10 to be inserted into a bayonet 8, a pull rod 3 does not move upwards temporarily, the pull rod 3 pulls an L-shaped groove 12 downwards to enable an ejector pin 4 in the upper mold 1 to push the product downwards, the product is enabled not to be adhered to the upper mold 1, but the pull rod 3 is forced to move upwards along with the continuous upward movement of the upper mold 1, at the moment, the fixture block 10 moves rightwards to separate from the bayonet 8, the pull rod 3 moves upwards smoothly until the pull rod 3 pulls the lifting plate 5 in the T-shaped groove 11 upwards to enable the ejector pin 4 in the lower mold 2 to move upwards to push the product in the lower mold 2, so that the product ejection process is completed, then the upper mold 1 moves downwards for a certain distance, the lifting plate 5 above the spring 6 pulls the lifting plate 5 below the spring 6 downwards, so that the lifting plate 5 and the fixture block 9 is clamped into the bayonet 8 continuously.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides an injection mold of industry connector, is including last mould (1) and lower mould (2), it all is equipped with injection mold groove, its characterized in that to go up mould (1) and one side that lower mould (2) are close to each other: it is equipped with L type groove (12) in last mould (1), be equipped with T type groove (11) in lower mould (2), the horizontal end of L type groove (12) is interior all movable mounting from top to bottom with the horizontal end in T type groove (11) has lifter plate (5), and one side that two lifter plates (5) are close to each other all is fixed with thimble (4), the mould groove of moulding plastics is passed in the activity from top to bottom in thimble (4), it has pull rod (3) to alternate in the activity from top to bottom between the vertical end in T type groove (11) and L type groove (12), the both ends of pull rod (3) are all bent to being close to lifter plate (5) direction, and two lifter plates (5) all are located between the both ends of pull rod (3).

2. An injection mold for industrial connectors according to claim 1, wherein: one side of the lifting plate (5) far away from the thimble (4) is fixed with a limiting column (7), the limiting column (7) on the upper side of the lifting plate (5) is vertically movably inserted into the upper side of the transverse end of the L-shaped groove (12), and the limiting column (7) on the lower side of the lower lifting plate (5) is vertically movably inserted into the lower side of the transverse end of the T-shaped groove (11).

3. An injection mold for industrial connectors according to claim 1, wherein: first springs (6) are fixed between the lower side of the T-shaped groove (11) and the lifting plate (5) below and between the upper side of the L-shaped groove (12) and the lifting plate (5) above.

4. An injection mold for an industrial connector, according to claim 1, wherein: the pull rod is characterized in that a bayonet (8) is arranged on the side face of the lower end of the pull rod (3), a clamping groove is formed in the side face of the vertical end of the T-shaped groove (11), a clamping block (10) is transversely movably inserted into the clamping groove, a second spring (9) is fixed between the clamping block (10) and the bottom side of the clamping groove, and the clamping block (10) is inserted into the bayonet (8) when the pull rod (3) moves to the lowest position.

5. An injection mold for an industrial connector, according to claim 4, wherein: the bayonet (8) is in the shape of an inner concave arc, and one end, inserted into the bayonet (8), of the clamping block (10) is in the shape of an outer convex arc.

6. An injection mold for an industrial connector, according to claim 1, wherein: the bottom end of the pull rod (3) is arc-shaped.

7. An injection mold for an industrial connector, according to claim 1, wherein: the upper half part of the lower die (2) is provided with a cold water channel (13) and a drainage channel (15) which are communicated with each other.

8. An injection mold for an industrial connector, according to claim 7, wherein: one end of the cold water channel (13) communicated with the drainage channel (15) is divided into two symmetrical water circulation channels (14), and the injection mold groove is positioned between the two water circulation channels (14).