CN221212658U - Cooling structure of injection molding machine - Google Patents

Abstract

The utility model discloses a cooling structure of an injection molding machine, which comprises an injection molding table, wherein a fixed mold is fixedly arranged on the left side of the upper side surface of the injection molding table, a mold cavity is inwards arranged on the right side surface of the fixed mold, a movable mold is slidingly arranged on the right side of the upper side surface of the injection molding table and corresponds to the fixed mold, an injection molding opening is arranged at the position, corresponding to the mold cavity, of the movable mold, a placing groove matched with the movable mold is arranged on the side surface, corresponding to the movable mold, of the fixed mold, a water cooling cavity is arranged on the left side surface of the fixed mold, the water cooling cavity is positioned at the periphery of the mold cavity, a cooling assembly is arranged in the water cooling cavity, a cover plate is arranged on the left side, corresponding to the water cooling cavity, and the cover plate is fixedly connected with the fixed mold through a fastening bolt, so that the water cooling structure is convenient to detach, and scale of the water cooling cavity can be regularly cleaned, and the water cooling effect is prevented from being influenced; the water cooling cavity is arranged on the periphery of the die cavity and is matched with the cooling assembly, so that heat in the die cavity can be rapidly led out, the die cavity is rapidly cooled, products in the die cavity are rapidly formed, and the production efficiency is greatly improved.

Description

Cooling structure of injection molding machine

Technical Field

The utility model relates to the technical field of injection molding machines, in particular to a cooling structure of an injection molding machine.

Background

Injection molding machines are also known as injection molding machines or injection molding machines. It is a main forming equipment for making thermoplastic plastics or thermosetting plastics into various shaped plastic products by using plastic forming mould. The device is divided into vertical type, horizontal type and full-electric type. The injection molding machine heats the plastic, applies high pressure to the molten plastic, and injects the molten plastic to fill the mold cavity.

The injection molding machine injects plastic in a plasticized molten state into a closed mold cavity, products are obtained after solidification and shaping, the temperature of a plastic part after injection molding of a common injection molding machine is high, demolding is needed to be carried out after the plastic part is cooled and solidified, the consumed time is long, and the production efficiency is influenced;

The existing part of injection molding machine is provided with a cooling structure outside the mold, but the mold is generally thicker, and the cooling structure outside the mold is difficult to absorb heat in the mold, so that the cooling efficiency is not ideal.

Disclosure of utility model

The utility model provides a cooling structure of an injection molding machine for solving the technical problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides an injection molding machine cooling structure, includes the platform of moulding plastics, still includes:

The fixed die is fixedly arranged on the left side of the upper side surface of the injection molding table, and a die cavity is formed in the right side surface of the fixed die inwards;

The movable mould is arranged on the right side of the upper side surface of the injection molding table in a sliding manner and corresponds to the fixed mould, and an injection molding opening is formed in the position, corresponding to the mould cavity, of the movable mould;

The water cooling cavity is arranged on the left side surface of the fixed die and is positioned at the periphery of the die cavity, and a cooling assembly is arranged in the water cooling cavity;

and the cover plate is arranged on the left side of the fixed die and is fixedly connected with the fixed die through a fastening bolt.

Preferably, the cooling assembly comprises a plurality of heat conducting fins which are uniformly arranged on the side wall, close to the die cavity, of the water cooling cavity, a water inlet channel is formed in the upper side of the water cooling cavity, the water inlet channel is communicated with external water cooling equipment, a water outlet channel is formed in the lower side of the water cooling cavity, and the water outlet channel is communicated with an external circulating system.

Preferably, a side surface of the fixed die corresponding to the movable die is provided with a placing groove matched with the movable die.

Preferably, a waterproof rubber pad is arranged between the cover plate and the fixed die.

Preferably, the right side of the upper side surface of the injection molding table is provided with a supporting plate, the left side surface of the supporting plate is transversely and fixedly provided with a hydraulic cylinder corresponding to the movable mold, and a piston rod of the hydraulic cylinder is fixedly connected with the right side surface of the movable mold.

Preferably, the left side surface of the support plate is also provided with two guide rods corresponding to the movable mould, the two guide rods transversely penetrate through the upper end and the lower end of the movable mould and are in sliding connection with the upper end and the lower end of the movable mould, and the two ends of the two guide rods are respectively fixed on the opposite surfaces of the support plate and the fixed mould.

Compared with the prior art, the utility model has the following beneficial effects:

According to the cooling structure of the injection molding machine, when the injection molding machine works, the heat of the mold cavity is rapidly led out through the heat conducting fin, then the heat conducting fin is communicated with the water inlet channel of the fixed mold through the external water cooling equipment, cooling water is injected, and the water outlet channel is matched, so that water cooling circulation is formed, the heat led out by the heat conducting fin is rapidly taken away, rapid cooling of the mold cavity is realized, products in the mold cavity are rapidly molded, and therefore production efficiency is greatly improved; meanwhile, the cover plate is arranged on the left side of the fixed die, so that water scales in the water cooling cavity can be cleaned regularly, and the influence on cooling efficiency is avoided.

Drawings

FIG. 1 is a schematic view of an injection molding machine cooling structure according to the present utility model;

FIG. 2 is a side sectional view of a water cooling structure of an injection molding machine cooling structure according to the present utility model.

In the figure: 1. an injection molding table; 2. setting a mold; 21. a mold cavity; 22. a placement groove; 3. a movable mold; 31. an injection molding port; 4. a water cooling cavity; 5. a cooling assembly; 51. a heat conductive sheet; 52. a water inlet channel; 53. a water outlet channel; 6. a cover plate; 7. a fastening bolt; 8. waterproof rubber cushion; 9. a support plate; 91. a hydraulic cylinder; 92. a guide rod.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 and 2, the embodiment of the present application is as follows: the utility model provides an injection molding machine cooling structure, including injection molding platform 1, injection molding platform 1 upper side left side is fixed to be equipped with fixed mould 2, fixed mould 2 right flank inwards has seted up die cavity 21, injection molding platform 1 upper side right side sideslip is equipped with movable mould 3, movable mould 3 corresponds with fixed mould 2, movable mould 3 corresponds die cavity 21 department has injection molding mouth 31, fixed mould 2 corresponds movable mould 3's side and is equipped with the standing groove 22 that matches movable mould 3, water-cooling chamber 4 has been seted up to fixed mould 2 left side, water-cooling chamber 4 is located the periphery of die cavity 21, be equipped with cooling module 5 in the water-cooling chamber 4, fixed mould 2 left side corresponds water-cooling chamber 4 and is equipped with apron 6, apron 6 is equipped with waterproof cushion 8 through fastening bolt 7 with fixed mould 2 between apron 6 and the fixed mould 2, improve sealed effect, be convenient for dismantle simultaneously, can regularly clean the incrustation scale of water-cooling chamber 4, avoid influencing the water-cooling effect;

the water cooling cavity 4 is arranged on the periphery of the die cavity 21 and is matched with the cooling assembly 5, so that heat in the die cavity 21 can be rapidly led out, the die cavity 21 is rapidly cooled, products in the die cavity 21 are rapidly molded, and the production efficiency is greatly improved.

In another embodiment, referring to fig. 1 and 2, the cooling assembly 5 includes a plurality of heat conducting fins 51 uniformly disposed on a side wall of the water cooling cavity 4 adjacent to the mold cavity 21, a water inlet channel 52 is upwardly provided on an upper side of the water cooling cavity 4, the water inlet channel 52 is communicated with an external water cooling device, a water outlet channel 53 is downwardly provided on a lower side of the water cooling cavity 4, and the water outlet channel 53 is communicated with an external circulation system;

The heat of the die cavity 21 is rapidly led out through the heat conducting fin 51, then the external water cooling equipment is communicated with the water inlet channel 52 of the fixed die, cooling water is injected, and the water outlet channel 53 is matched, so that water cooling circulation is formed, the heat led out by the heat conducting fin 51 is rapidly taken away, and the die cavity 21 is rapidly cooled.

In another embodiment, referring to fig. 1 and 2, a supporting plate 9 is disposed on the right side of the upper side surface of the injection molding table 1, a hydraulic cylinder 91 is fixedly disposed on the left side surface of the supporting plate 9 corresponding to the moving mold 3 in a transverse direction, a piston rod of the hydraulic cylinder 91 is fixedly connected with the right side surface of the moving mold 3, two guide rods 92 are disposed on the left side surface of the supporting plate 9 corresponding to the moving mold 3, the two guide rods 92 transversely penetrate through the upper end and the lower end of the moving mold 3 and are slidably connected with the upper end and the lower end of the moving mold 3, and two ends of the two guide rods 92 are respectively fixed on one surface of the supporting plate 9 opposite to the fixed mold 2; the hydraulic cylinder 91 is controlled by external hydraulic equipment, and the movable mould 3 is pushed to move leftwards to be attached to the placing groove 22 by matching with the guide rod 92 to perform injection molding.

Working principle: according to the cooling structure of the injection molding machine, when the injection molding machine works, the heat of the mold cavity 21 is rapidly led out through the heat conducting sheet 51, then the heat conducting sheet is communicated with the water inlet channel 52 of the fixed mold through external water cooling equipment, cooling water is injected, and the water outlet channel 53 is matched, so that water cooling circulation is formed, the heat led out by the heat conducting sheet 51 is rapidly taken away, rapid cooling of the mold cavity 21 is realized, products in the mold cavity 21 are rapidly molded, and therefore the production efficiency is greatly improved; meanwhile, the cover plate 6 is arranged on the left side of the fixed die 2, so that scale in the water cooling cavity 4 is regularly cleaned conveniently and detachably, and the influence on cooling efficiency is avoided.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more; the terms "upper," "lower," "left," "right," "inner," "outer," "front," "rear," "head," "tail," and the like are used as an orientation or positional relationship based on that shown in the drawings, merely to facilitate description of the utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the utility model.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The cooling structure of the injection molding machine comprises an injection molding table (1), and is characterized by further comprising:

The fixed die (2) is fixedly arranged on the left side of the upper side surface of the injection molding table (1), and a die cavity (21) is formed in the right side surface of the fixed die (2) inwards;

the movable mold (3) is arranged on the right side of the upper side surface of the injection molding table (1) in a sliding manner and corresponds to the fixed mold (2), and an injection molding opening (31) is formed in the position, corresponding to the mold cavity (21), of the movable mold (3);

The water cooling cavity (4) is formed in the left side surface of the fixed die (2), the water cooling cavity (4) is positioned at the periphery of the die cavity (21), and a cooling assembly (5) is arranged in the water cooling cavity (4);

And the cover plate (6) is arranged on the left side of the fixed die (2) and is fixedly connected with the fixed die (2) through a fastening bolt (7).

2. The cooling structure of an injection molding machine according to claim 1, wherein the cooling assembly (5) comprises a plurality of heat conducting fins (51) which are uniformly arranged on the side wall, close to the mold cavity (21), in the water cooling cavity (4), a water inlet channel (52) is formed in the upper side of the water cooling cavity (4), the water inlet channel (52) is communicated with external water cooling equipment, a water outlet channel (53) is formed in the lower side of the water cooling cavity (4), and the water outlet channel (53) is communicated with an external circulation system.

3. The cooling structure of the injection molding machine according to claim 1, wherein a side surface of the fixed mold (2) corresponding to the movable mold (3) is provided with a placement groove (22) matching the movable mold (3).

4. The cooling structure of the injection molding machine according to claim 1, wherein a waterproof rubber pad (8) is arranged between the cover plate (6) and the fixed mold (2).

5. The cooling structure of the injection molding machine according to claim 1, wherein a supporting plate (9) is arranged on the right side of the upper side surface of the injection molding table (1), a hydraulic cylinder (91) is transversely and fixedly arranged on the left side surface of the supporting plate (9) corresponding to the movable die (3), and a piston rod of the hydraulic cylinder (91) is fixedly connected with the right side surface of the movable die (3).

6. The cooling structure of an injection molding machine according to claim 5, wherein the left side surface of the supporting plate (9) is further provided with two guide rods (92) corresponding to the movable mold (3), the two guide rods (92) transversely penetrate through the upper end and the lower end of the movable mold (3) and are in sliding connection with the upper end and the lower end of the movable mold, and the two ends of the two guide rods (92) are respectively fixed on the opposite surfaces of the supporting plate (9) and the fixed mold (2).