CN218838487U

CN218838487U - Injection mold

Info

Publication number: CN218838487U
Application number: CN202223204993.3U
Authority: CN
Inventors: 吴秀容
Original assignee: Dongguan Guanglin Instrument And Equipment Co ltd
Current assignee: Dongguan Guanglin Instrument And Equipment Co ltd
Priority date: 2022-12-01
Filing date: 2022-12-01
Publication date: 2023-04-11
Anticipated expiration: 2032-12-01

Abstract

The utility model discloses an injection mold, including the main structure body, the main structure body includes the cover half and connects the movable mould of injection molding machine, the cover half is equipped with and pushes away mould mechanism, the movable mould is equipped with respectively pours mechanism, forming mechanism, die sinking mechanism and two-way refrigerated cooling body, forming mechanism connects respectively and pours the mechanism, pushes away mould mechanism and die sinking mechanism, cooling body locates forming mechanism's the outside. The pouring mechanism comprises a pouring runner and a pouring opening, the cooling mechanisms are symmetrically arranged on two sides of the forming mechanism from top to bottom, and the die opening mechanism comprises a plurality of die openers. The utility model discloses can effectively improve the qualification rate of product, reduction in production cost, more stable in the forming process, compactness is stronger, adopts two-way cooling system can be even take away the heat, and the cooling is more even.

Description

Injection mold

Technical Field

The utility model relates to the technical field of mold, specifically an injection mold.

Background

The injection mold is a tool for producing plastic products, can endow the plastic products with complete structures and accurate sizes, and injection molding is to inject heated and melted plastics into a mold cavity from an injection molding machine at high pressure and obtain a formed product through cooling and solidification.

The inventor finds in research that the existing die has at least the following disadvantages: at present, molten plastic particles are added during casting and are all formed by cooling. At present, some cooling systems are arranged inside a mold, and then water is injected into the through holes to cool the mold, but the cooling effect of the structure is poor, so that the distribution of cooling points is uneven, the uniformity of the temperature of the injection mold during working can not be ensured, the injection molding part is likely to deform, the rejection rate is increased, the stability of a mold core in a forming mechanism is poor, and the quality of a product is easily influenced due to vibration during injection molding. Therefore, an injection mold with uniform cooling effect and good stability needs to be provided.

SUMMERY OF THE UTILITY MODEL

In order to overcome the deficiencies of the prior art, the utility model provides an injection mold can the effectual problem that the solution background art provided.

The utility model provides a technical scheme that its technical problem adopted is:

an injection mold comprises a structure main body, wherein the structure main body comprises a fixed mold and a movable mold connected with an injection molding machine, the fixed mold is provided with a mold pushing mechanism, the movable mold is respectively provided with a pouring mechanism, a molding mechanism, a mold opening mechanism and a cooling mechanism for bidirectional cooling, the molding mechanism is respectively connected with the pouring mechanism, the mold pushing mechanism and the mold opening mechanism, and the cooling mechanism is arranged at the outer side of the molding mechanism;

the pouring mechanism comprises a pouring runner and a pouring port, the pouring runner is arranged in an S shape, and the pouring runner is connected with the forming mechanism;

the cooling mechanism is arranged on two sides of the forming mechanism in an up-down symmetrical mode and comprises a first water cooling assembly and a second water cooling assembly, and the directions of water inlets and water outlets of the first water cooling assembly and the second water cooling assembly are consistent;

the mold opening mechanism comprises a plurality of mold openers, each mold opener is composed of a sliding block and an inclined pull push rod penetrating through the sliding block, and a locking portion is arranged at one end of the sliding block.

Particularly, the molding mechanism comprises a mold core, the mold core consists of an upper mold core and a lower mold core, and a cavity for molding a product is formed between the upper mold core and the lower mold core.

Particularly, the mold openers are symmetrically arranged on two sides of the forming mechanism, the locking portion at one end of the sliding block is inserted into the locking portion of the sliding block on the other side in a penetrating manner to form a circular through hole, and the through hole is provided with a locking bolt which is in threaded connection with the through hole.

Particularly, the first water cooling assembly and the second water cooling assembly respectively comprise a first circulating cooling water channel and a second circulating cooling water channel, and the first circulating cooling water channel and the second circulating cooling water channel are arranged around the forming mechanism in a roundabout mode.

Particularly, four corners of the mold core are connected with the mold opening device.

Particularly, two sides of the cavity are respectively connected with a pouring runner.

In particular, the ejector mechanism includes a guide sleeve pusher assembly coupled to the forming mechanism.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses an injection mold has following at least one of beneficial effect at the in-process that uses:

the material that will fuse is through injection molding machine high pressure injection into pouring the mechanism in, flow into forming mechanism through pouring the mouth and pouring the runner, wherein, the runner of pouring through the S type enables to mould plastics and makes slowly evenly pour into the die cavity in, this structure can effectively improve the qualification rate of product, and the production cost is reduced, and, fix respectively on mould benevolence through two sets of mould openers in the forming process, this fixed mode is through the locking portion in the two sliders of locking bolt screwing, this locking bolted connection motor, motor control locking bolt locking and loosening, this structure makes the forming process in more stable, the compactness is stronger. The bidirectional cooling system arranged on the forming mechanism is composed of a first water-cooling assembly and a second water-cooling assembly, heat can be uniformly taken away, and cooling is more uniform.

Drawings

Fig. 1 is a schematic view of a first overall structure of an injection mold of the present invention;

fig. 2 is a schematic view of a second overall structure of the injection mold of the present invention;

fig. 3 is a third schematic overall structure diagram of the injection mold of the present invention;

fig. 4 is a schematic structural view of a part of an injection mold of the present invention;

fig. 5 is a schematic view of a part of the internal structure of the injection mold of the present invention.

The reference numbers in the figures:

1. fixing a mold; 101. a mold pushing mechanism; 102. a guide sleeve push rod assembly; 2. moving the mold; 201. a mold opening mechanism; 202. a cooling mechanism; 203. a mold opener; 204. a first water cooling module; 205. a second water cooling module; 206. a diagonal draw push rod; 207. a slider; 208. a first recirculating cooling flume; 209. a second recirculating cooling flume; 210. a locking portion; 211. locking the bolt; 3. a pouring mechanism; 301. pouring a port; 302. pouring a flow channel; 4. a molding mechanism; 401. an upper die core; 402. and a lower die core.

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 in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1-5, the utility model provides an injection mold, which comprises a structure main body, the structure main body comprises a fixed mold 1 and a movable mold 2 connected with an injection molding machine, the fixed mold 1 is provided with a mold pushing mechanism 101, the movable mold 2 is respectively provided with a pouring mechanism 3, a molding mechanism 4, a mold opening mechanism 201 and a cooling mechanism 202 for bidirectional cooling, the molding mechanism 4 is respectively connected with the pouring mechanism 3, the mold pushing mechanism 101 and the mold opening mechanism 201, and the cooling mechanism 202 is arranged at the outer side of the molding mechanism 4;

the pouring mechanism 3 comprises a pouring runner 302 and a pouring port 301, the pouring runner 302 is arranged in an S shape, and the pouring runner 302 is connected with the forming mechanism 4;

the cooling mechanism 202 is symmetrically arranged at two sides of the forming mechanism 4 from top to bottom, the cooling mechanism 202 comprises a first water cooling assembly 204 and a second water cooling assembly 205, and the directions of the water inlets and the water outlets of the first water cooling assembly 204 and the second water cooling assembly 205 are consistent;

the mold opening mechanism 201 comprises a plurality of mold openers 203, each mold opener 203 comprises a slider 207 and a diagonal draw push rod 206 penetrating through the slider 207, and one end of the slider 207 is provided with a locking portion 210.

Further, the molding mechanism 4 includes a core, the core is composed of an upper core 401 and a lower core 402, and a cavity for molding a product is formed between the upper core 401 and the lower core 402.

It is further described that the mold opening devices 203 are symmetrically arranged on two sides of the molding mechanism 4, the locking portion 210 of one end of the slider 207 is inserted into the locking portion 210 of the slider 207 on the other side to form a circular through hole, and the through hole is provided with a locking bolt 211, and the locking bolt 211 is in threaded connection with the through hole.

One of the mold openers 203 is correspondingly provided with a slide block 207, one end of the slide block 207 is provided with a through hole with threads, and the end of the other corresponding slide block 207 is provided with a slot, so that the first slide block 207 and the other mold openers 203 are inserted into the two through holes to be overlapped and then screwed and fixed by locking screws.

It is further illustrated that the first water cooling module 204 and the second water cooling module 205 respectively include a first circulating cooling water channel 208 and a second circulating cooling water channel 209, and the first circulating cooling water channel 208 and the second circulating cooling water channel 209 are disposed around the forming mechanism 4 in a circuitous manner.

Further, four corners of the mold core are connected with the mold opener 203.

Further, two sides of the cavity are respectively connected to the pouring runners 302.

Further, the mold pushing mechanism 101 includes a guide sleeve and push rod assembly 102 connected to the molding mechanism 4.

To sum up, the material that will fuse is in pouring mechanism 3 through injection molding machine high pressure injection, flow into forming mechanism 4 through pouring mouth 301 and pouring runner 302, wherein, the pouring runner 302 through the S type enables to mould plastics and makes slowly evenly pour into the die cavity into, the qualification rate of product can effectively be improved to this structure, and reduction in production cost, and, fix respectively on mould benevolence through two sets of mold openers 203 in the forming process, this fixed mode screws locking portion 210 in two sliders 207 through locking bolt 211, this locking bolt 211 connects the motor, motor control locking bolt 211 locks and unclamps, this structure makes in the forming process more stable, the compactness is stronger. The bidirectional cooling system arranged on the forming mechanism 4 is composed of a first water cooling assembly 204 and a second water cooling assembly 205, heat can be uniformly taken away, and cooling is more uniform.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. An injection mold, its characterized in that: the injection molding machine comprises a structure main body, wherein the structure main body comprises a fixed die (1) and a movable die (2) connected with an injection molding machine, the fixed die (1) is provided with a die pushing mechanism (101), the movable die (2) is respectively provided with a pouring mechanism (3), a molding mechanism (4), a die opening mechanism (201) and a cooling mechanism (202) for bidirectional cooling, the molding mechanism (4) is respectively connected with the pouring mechanism (3), the die pushing mechanism (101) and the die opening mechanism (201), and the cooling mechanism (202) is arranged on the outer side of the molding mechanism (4);

the pouring mechanism (3) comprises a pouring runner (302) and a pouring opening (301), the pouring runner (302) is arranged in an S shape, and the pouring runner (302) is connected with the forming mechanism (4);

the cooling mechanism (202) is arranged on two sides of the forming mechanism (4) in an up-down symmetrical mode, the cooling mechanism (202) comprises a first water cooling assembly (204) and a second water cooling assembly (205), and the direction of a water inlet and the direction of a water outlet of the first water cooling assembly (204) are consistent with that of the water inlet and the direction of the water outlet of the second water cooling assembly (205);

the mold opening mechanism (201) comprises a plurality of mold openers (203), each mold opener (203) is composed of a sliding block (207) and an inclined pull push rod (206) penetrating through the sliding block (207), and a locking portion (210) is arranged at one end of the sliding block (207).

2. An injection mould according to claim 1, characterized in that: the molding mechanism (4) comprises a mold core, the mold core is composed of an upper mold core (401) and a lower mold core (402), and a cavity for molding a product is formed between the upper mold core (401) and the lower mold core (402).

3. An injection mould according to claim 2, characterized in that: the mold opening device (203) is symmetrically arranged on two sides of the forming mechanism (4), a locking part (210) at one end of the sliding block (207) is inserted into the locking part (210) of the sliding block (207) on the other side in a penetrating manner to form a circular through hole, a locking bolt (211) is arranged in the through hole, and the locking bolt (211) is in threaded connection with the through hole.

4. An injection mould according to claim 1, characterized in that: first water-cooling subassembly (204) and second water-cooling subassembly (205) include first circulative cooling water course (208) and second circulative cooling water course (209) respectively, first circulative cooling water course (208), second circulative cooling water course (209) circuitously set up around forming mechanism (4).

5. An injection mould according to claim 2, characterized in that: the four corners of the mold core are connected with the mold opening device (203).

6. An injection mould according to claim 2, characterized in that: and two sides of the cavity are respectively connected with a pouring runner (302).

7. An injection mould according to claim 1, characterized in that: the die pushing mechanism (101) comprises a guide sleeve push rod assembly (102) connected with the forming mechanism (4).