CN214000470U

CN214000470U - Building block toy injection molding device capable of preventing backflow flash

Info

Publication number: CN214000470U
Application number: CN202022670877.5U
Authority: CN
Inventors: 林泽哲
Original assignee: Guangdong Senbao Culture Industry Co ltd
Current assignee: Guangdong Senbao Culture Industry Co ltd
Priority date: 2020-11-18
Filing date: 2020-11-18
Publication date: 2021-08-20
Anticipated expiration: 2030-11-18

Abstract

The utility model discloses a can prevent building blocks toy injection moulding device of flash against current relates to the toy and moulds plastics technical field, specifically is a can prevent building blocks toy injection moulding device of flash against current, including last mould, the bottom of going up the mould is provided with the bed die, the top fixedly connected with of going up the mould prevents the flash against current pipe, the top fixed mounting who prevents the flash against current pipe has the stop valve, the top of stop valve is provided with the feed inlet, the inside of going up the mould is provided with the cooling water cavity, the outside in cooling water cavity is provided with compound cold water cavity, the bottom fixedly connected with seal block of going up the mould. This can prevent building blocks toy injection moulding device of flash against current, through setting up anti-reflux pipe, during moulding plastics, the separation blade is opened to the raw materials below, makes feeding mouth and lower part intercommunication realize the feeding, and when the raw materials takes place against the current as moulding plastics, the raw materials promotes the separation blade rebound, and at this moment the separation blade is followed and is stopped up the feeding mouth newly, prevents to take place the circumstances that the raw materials was against the current.

Description

Building block toy injection molding device capable of preventing backflow flash

Technical Field

The utility model relates to a toy technical field that moulds plastics specifically is a can prevent building blocks toy device of moulding plastics of flash against current.

Background

The blocks are generally cubic solid wood or plastic toys, generally decorated on each surface with letters or pictures, allowing for different arrangements or architectural activities, and are of various types, and the blocks are useful for developing intelligence, training the hands and eyes coordination ability of children, arrangement in blocks, joints, rings, symmetry, etc., all of which are beneficial to the intelligence of children. When building blocks, children must relate to the problems of proportion, symmetry and the like, which is beneficial to the early culture of the concept of the number of children.

The mode production and processing that building blocks generally adopted to mould plastics, current building blocks injection mold is at the in-process of moulding plastics, and the phenomenon of flash takes place easily in gap department between mould and the mould, and the building blocks that lead to producing out have deckle edge, need follow-up processing, and the phenomenon against current takes place easily in department of moulding plastics simultaneously mouthful, and the quality that influences the production and processing of building blocks we provide a can prevent building blocks toy injection moulding device of flash against the current for this reason.

SUMMERY OF THE UTILITY MODEL

The utility model provides a to the not enough of prior art, the utility model provides a can prevent building blocks toy injection moulding device of flash against the current has solved the problem that provides in the above-mentioned background art.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a can prevent building blocks toy injection moulding device of flash against current, includes the mould, the bottom of going up the mould is provided with the bed die, the top fixedly connected with of going up the mould prevents the counterflow pipe, the top fixed mounting who prevents the counterflow pipe has the stop valve, the top of stop valve is provided with the feed inlet, the inside of going up the mould is provided with the cooling water chamber, the outside in cooling water chamber is provided with the compound cold water chamber, the sealed piece of the bottom fixedly connected with of going up the mould, the seal groove has been seted up at the top of bed die, the inside of seal groove is received to the sealed piece joint.

Optionally, the edges of the upper die and the lower die are provided with fixed extending edges, the inner threads of the fixed extending edges are sleeved with fixing bolts, and the upper die and the lower die are connected together through the fixing bolts.

Optionally, a feeding nozzle is arranged at the top of the anti-reflux pipe, a separation blade is arranged at the bottom of the feeding nozzle, the top of the separation blade is matched with the bottom of the feeding nozzle, a return spring is fixedly connected to the bottom of the separation blade, and the bottom of the return spring is fixedly connected to the inside of the anti-reflux pipe.

Optionally, the left side of the cooling water cavity is fixedly connected with a first water inlet, and the right side of the cooling water cavity is fixedly connected with a first water outlet.

Optionally, the right side of the secondary cooling water cavity is fixedly connected with a second water inlet, the left side of the secondary cooling water cavity is fixedly connected with a second water outlet, and the water inlet directions of the secondary cooling water cavity and the cooling water cavity are opposite.

Optionally, the sealing blocks are matched with the sealing grooves, and the number of the sealing blocks and the number of the sealing grooves are two.

The utility model provides a can prevent building blocks toy injection moulding device of flash against current possesses following beneficial effect:

1. this can prevent building blocks toy injection moulding device of flash against current, prevent the countercurrent tube through setting up, during moulding plastics, the separation blade is opened in the raw materials below, make feeding mouth and lower part intercommunication realize the feeding, when the raw materials takes place to flow against the current when moulding plastics, raw materials promote the separation blade rebound, at this moment, the separation blade is followed and is stopped up the feeding mouth newly, prevent to take place the condition that the raw materials is adverse current, outside through at the cooling water chamber sets up the compound cold water chamber, because cooling water chamber and compound cold water chamber intake opposite direction, the temperature of compound cold water chamber intake end will be less than the temperature of cooling water chamber outlet end, utilize compound cold water chamber to cool down the inside cooling water in cooling water chamber, the temperature that keeps the inside cooling water in cooling water chamber is lower level all the time, the cooling effect in cooling water chamber has.

2. This can prevent building blocks toy injection moulding device of flash against current through set up sealed piece and seal groove between last mould and bed die, utilizes the sealed piece and the seal groove of dual structure to seal last mould and bed die, has improved the leakproofness between last mould and the bed die, prevents that the inside raw materials of last mould and bed die from spilling over.

Drawings

FIG. 1 is a schematic structural view of the present invention;

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

fig. 3 is a schematic structural view of the anti-reflux tube of the present invention.

In the figure: 1. an upper die; 2. a lower die; 3. fixing the bolt; 4. an anti-reflux tube; 5. a feed nozzle; 6. a baffle plate; 7. a return spring; 8. a stop valve; 9. a feed inlet; 10. a cooling water cavity; 11. a first water inlet; 12. a first water outlet; 13. a secondary cooling water cavity; 14. a second water inlet; 15. a second water outlet; 16. a sealing block; 17. sealing the groove.

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.

Referring to fig. 1 to 3, the present invention provides a technical solution: a building block toy injection molding device capable of preventing backflow overflow comprises an upper mold 1, a lower mold 2 is arranged at the bottom of the upper mold 1, fixing extending edges are arranged at the edges of the upper mold 1 and the lower mold 2, fixing bolts 3 are sleeved on the inner threads of the fixing extending edges, at least 3 fixing bolts 3 are arranged on four edges of the upper mold 1 and the lower mold 2, the upper mold 1 and the lower mold 2 are fixed through the fixing bolts 3, the connection firmness between the upper mold 1 and the lower mold 2 is improved, gaps are prevented from occurring on supports of the upper mold 1 and the lower mold 2, the occurrence of overflow is reduced, the upper mold 1 and the lower mold 2 are connected together through the fixing bolts 3, an anti-backflow pipe 4 is fixedly connected to the top of the upper mold 1, a feeding nozzle 5 is arranged at the top of the anti-backflow pipe 4, a separation blade 6 is arranged at the bottom of the feeding nozzle 5, the top of the separation blade 6 is matched with the bottom of the feeding nozzle 5, the bottom of the baffle 6 is fixedly connected with a reset spring 7, the bottom of the reset spring 7 is fixedly connected inside the anti-reflux pipe 4, when the anti-reflux pipe 4 is arranged, raw materials are pushed downwards to open the baffle 6 to enable the feeding nozzle 5 to be communicated with the lower part to realize feeding, when the injection molding raw materials generate reflux, the raw materials push the baffle 6 to move upwards, at the moment, the baffle 6 blocks the feeding nozzle 5 again to prevent the raw materials from generating the condition of reflux, the top of the anti-reflux pipe 4 is fixedly provided with a stop valve 8, the top of the stop valve 8 is provided with a feeding hole 9, the inside of the upper die 1 is provided with a cooling water cavity 10, the left side of the cooling water cavity 10 is fixedly connected with a first water inlet 11, the right side of the cooling water cavity 10 is fixedly connected with a first water outlet 12, the outside of the cooling water cavity 10 is provided with a secondary cooling water cavity 13, and the cooling water cavity 10 and the secondary cooling water cavity 13 have opposite water inlet directions, the temperature of the water inlet end of the compound cooling water cavity 13 is lower than the temperature of the water outlet end of the cooling water cavity 10, the cooling water in the cooling water cavity 10 is cooled by the compound cooling water cavity 13, the temperature of the cooling water in the cooling water cavity 10 is kept to be always at a lower level, the cooling effect of the cooling water cavity 10 is improved, the right side of the compound cooling water cavity 13 is fixedly connected with a second water inlet 14, the left side of the compound cooling water cavity 13 is fixedly connected with a second water outlet 15, the water inlet directions of the compound cooling water cavity 13 and the cooling water cavity 10 are opposite, the bottom of the upper die 1 is fixedly connected with a sealing block 16, the top of the lower die 2 is provided with a sealing groove 17, the sealing block 16 is clamped in the sealing groove 17, the sealing block 16 is matched with the sealing groove 17, the upper die 1 and the lower die 2 are sealed by the sealing block 16 and the sealing groove 17 which are of a double structure, the sealing performance between the upper die 1 and the lower die 2 is improved, raw materials in the upper die 1 and the lower die 2 are prevented from overflowing, and the number of the sealing blocks 16 and the number of the sealing grooves 17 are two.

In conclusion, this can prevent building blocks toy injection moulding device of flash against current, during the use, with

upper mould

1 and 2 combination of bed dies together, then use fixing bolt 3 to fix upper mould 1 and bed dies 2, inject the raw materials into the inside of upper mould 1 and bed dies 2 through feed inlet 9 at last, when the raw materials takes place to flow against the current or when stopping flowing, feed nozzle 5 is stopped up from new under the effect of reset spring 7 to separation blade 6, avoids the raw materials to flow against the current, can.

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. The utility model provides a can prevent building blocks toy injection moulding device of flash against current, includes upper die (1), its characterized in that: the bottom of going up mould (1) is provided with bed die (2), top fixedly connected with of going up mould (1) prevents countercurrent pipe (4), the top fixed mounting who prevents countercurrent pipe (4) has stop valve (8), the top of stop valve (8) is provided with feed inlet (9), the inside of going up mould (1) is provided with cooling water chamber (10), the outside of cooling water chamber (10) is provided with compound cold water chamber (13), the bottom fixedly connected with seal block (16) of going up mould (1), seal groove (17) have been seted up at the top of bed die (2), the inside of seal groove (17) is connected to seal block (16) joint.

2. The injection molding apparatus of claim 1, wherein the injection molding apparatus comprises: the edge of the upper die (1) and the edge of the lower die (2) are provided with fixed extending edges, the fixed extending edges are in threaded sleeve connection with fixing bolts (3), and the upper die (1) and the lower die (2) are connected together through the fixing bolts (3).

3. The injection molding apparatus of claim 1, wherein the injection molding apparatus comprises: the top of preventing countercurrent pipe (4) is provided with feeding mouth (5), the bottom of feeding mouth (5) is provided with separation blade (6), the bottom phase-match of separation blade (6) top and feeding mouth (5), the bottom fixedly connected with reset spring (7) of separation blade (6), the bottom fixed connection of reset spring (7) is in the inside of preventing countercurrent pipe (4).

4. The injection molding apparatus of claim 1, wherein the injection molding apparatus comprises: the left side fixedly connected with first water inlet (11) of cooling water chamber (10), the right side fixedly connected with first delivery port (12) of cooling water chamber (10).

5. The injection molding apparatus of claim 1, wherein the injection molding apparatus comprises: the right side of the compound cold water cavity (13) is fixedly connected with a second water inlet (14), the left side of the compound cold water cavity (13) is fixedly connected with a second water outlet (15), and the water inlet directions of the compound cold water cavity (13) and the cooling water cavity (10) are opposite.

6. The injection molding apparatus of claim 1, wherein the injection molding apparatus comprises: the sealing blocks (16) are matched with the sealing grooves (17), and the number of the sealing blocks (16) and the number of the sealing grooves (17) are two.