CN211842870U - Heat dissipation type plastic injection mold - Google Patents

Abstract

The utility model discloses a heat dissipation type plastic injection mold, comprising a water tank, the bent pipe is linked together with the water tank, the outer wall of bent pipe has cup jointed the heat preservation cotton, the cotton inner wall rigid coupling that keeps warm has the cover half, the right side inner wall rigid coupling of cover half has the injection molding machine, the cover half is linked together with the injection molding machine. This heat dissipation type plastic injection mold, in the log raft in the second water pipe entered the bent pipe, cool down the heat dissipation to the mould, make mould rapid prototyping, current plastic injection mold in the use has been solved, because the cover half radiating effect is not good, make mould shaping speed slow, thereby the problem of production speed has been influenced, two fixture blocks make the riser drive three ejector pin and move three ejector pin top pushing mold utensil realization fast drawing of patterns to the right side in the movable mould through two draw-in grooves, current plastic injection mold in the use has been solved, because the inconvenient separately with the movable mould of mould after the injection moulding, make drawing of patterns speed slow, influence the problem of course of work.

Description

Heat dissipation type plastic injection mold

Technical Field

The utility model relates to a plastics injection mold technical field specifically is a heat dissipation type plastics injection mold.

Background

The plastic injection mold is a combined mold for compression molding, extrusion molding, injection, blow molding and low foaming molding, a series of plastic parts with different shapes and sizes can be processed by the coordinated change of a mold convex mold, a mold concave mold and an auxiliary molding system, the plastic injection mold is an industrial female mold, the release of new products can relate to plastics, but the existing plastic injection mold has the problem that the mold forming speed is slow due to poor heat dissipation effect of the fixed mold in the using process, so that the production speed is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a heat dissipation type plastic injection mold to current plastic injection mold who proposes in solving above-mentioned background art is in the use, because the cover half radiating effect is not good, makes mould shaping speed slow, thereby has influenced the problem of production speed.

In order to achieve the above object, the utility model provides a following technical scheme: a heat dissipation type plastic injection mold comprises a water tank, wherein a heat dissipation mechanism is installed at the top end of the water tank;

the heat dissipation mechanism comprises a water pump, a first water pipe, a second water pipe, a bent pipe, heat insulation cotton, a fixed die and an injection molding machine;

the bottom rigid coupling of water pump is in the middle of the top of water tank, the water sucking mouth and the first water pipe of water pump are linked together, the left side inner chamber of water tank is run through to the below of first water pipe, first water pipe is linked together with the water tank, the delivery port and the second water pipe of water pump are linked together, the top rigid coupling of second water pipe has bent pipe, the second water pipe is linked together with bent pipe, the right side inner chamber of water tank is run through to the right side below of bent pipe, bent pipe is linked together with the water tank, the outer wall of bent pipe has cup jointed the heat preservation cotton, the cotton inner wall rigid coupling that keeps warm has the cover half, the right side inner wall rigid coupling of cover half has the injection molding machine, the cover half is linked together.

Preferably, the bottom rigid coupling of water tank is on the right side top of bottom plate now, the equal rigid coupling in bottom four corners of bottom plate has the base.

Preferably, the injection molding mechanism is installed at the top end of the left side of the bottom plate;

the injection molding mechanism comprises a bracket, an electric push rod, a movable mold, a cross rod and a groove;

the bottom rigid coupling of support is on the left side top of bottom plate, the top inner wall rigid coupling of support has electric putter, electric putter's output rigid coupling has the movable mould, the equal rigid coupling in both sides has the horizontal pole about the left end of movable mould, the outer wall of horizontal pole all laminates with the internal surface of recess mutually, both sides inner wall about the left side of cover half is all seted up to the recess, the right side outer wall of movable mould laminates with the left side inner wall of cover half mutually.

Preferably, a demoulding mechanism is arranged in the movable mould;

the demolding mechanism comprises a vertical plate, an ejector rod, a clamping groove, a clamping block, a pin shaft, an inclined rod and a torsion spring;

the outer wall of riser and the left side inner wall of movable mould are laminated mutually, the middle inner wall rigid coupling of riser has a plurality of ejector pins, and is three the right side outer wall of ejector pin all with the right side inner wall clearance fit of movable mould, the draw-in groove has all been seted up to the upper and lower both sides inner wall of riser, the top the internal surface of draw-in groove and the below outer wall joint of fixture block, the fixture block rotates with the down tube through the round pin axle and links to each other, the right-hand member rigid coupling of down tube is at the left side top front end of cover half, the top left side front end rigid coupling of fixture block has torque spring, torque spring's right side rear end rigid coupling.

Preferably, the clamping groove, the clamping block, the pin shaft, the inclined rod and the torsion spring are distributed symmetrically in the upper side and the lower side by taking the center line of the vertical plate as the center.

Preferably, the push rods are arranged on the vertical plate equidistantly.

Compared with the prior art, the beneficial effects of the utility model are that: compared with the prior art, the heat dissipation type plastic injection mold has the following advantages:

through the water tank, a water pump, first water pipe, the second water pipe, the bent pipe, it is cotton to keep warm, cooperation between cover half and the injection molding machine, the molten state's in the injection molding machine plastics liquid is injected into the cover half in, the water sucking mouth of water pump is through the water suction of first water pipe in with the water tank, in the delivery port row through the water pump advances the second water pipe, in the log raft in the second water pipe advances the bent pipe, cool down the heat dissipation to the mould, make mould rapid prototyping, current plastics injection mold has been solved in the use, because the cover half radiating effect is not good, make mould shaping speed slow, thereby the problem of production speed has been influenced.

Through the support, electric putter, the movable mould, the horizontal pole, the recess, the riser, the ejector pin, the draw-in groove, the fixture block, the round pin axle, cooperation between down tube and the torque spring, two horizontal poles on electric putter's the output drives the movable mould and two recess separations on the cover half, the movable mould moves two fixture blocks on two down tubes to the left side and makes the riser drive three ejector pin and move three ejector pin top push mould to the right side in the movable mould and realize the quick drawing of patterns through two draw-in grooves, current plastics injection mold in the use has been solved, because the inconvenient separately with the movable mould of mould after injection moulding, make drawing of patterns speed slow, influence the problem of course of work.

Drawings

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

FIG. 2 is a schematic structural view of the fixed mold, the bent pipe and the water pump in FIG. 1;

FIG. 3 is a schematic structural view of the fixture block, the pin shaft and the diagonal rod of FIG. 1;

FIG. 4 is a schematic structural diagram of the movable mold, the cross bar and the fixed mold in FIG. 1.

In the figure: 1. the bottom plate, 2, the base, 3, the water tank, 4, heat dissipation mechanism, 401, the water pump, 402, first water pipe, 403, the second water pipe, 404, the bent pipe, 405, the heat preservation cotton, 406, the cover half, 407, the injection molding machine, 5, the mechanism of moulding plastics, 501, the support, 502, electric putter, 503, the movable mould, 504, the horizontal pole, 505, the recess, 6, demoulding mechanism, 601, the riser, 602, the ejector pin, 603, the draw-in groove, 604, the fixture block, 605, round pin axle, 606, the down tube, 607, torsion spring.

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.

Referring to fig. 1-4, the present invention provides a technical solution: a heat dissipation type plastic injection mold comprises a water tank 3, a heat dissipation mechanism 4 is installed at the top end of the water tank 3, the heat dissipation mechanism 4 comprises a water pump 401, a first water pipe 402, a second water pipe 403, a bent pipe 404, heat preservation cotton 405, a fixed mold 406 and an injection molding machine 407, the bottom end of the water pump 401 is fixedly connected to the middle of the top end of the water tank 3, the water tank 3 supports the water pump 401, the model of the water pump 401 is RGB15-15, a through hole is formed in the top end of the water tank 3 to facilitate water storage, the temperature of water is 5-10 degrees, a water suction port of the water pump 401 is communicated with the first water pipe 402, a water suction port of the water pump 401 sucks water out through the first water pipe 402, the lower portion of the first water pipe 402 penetrates through an inner cavity in the left side of the water tank 3, the first water pipe 402 is communicated with the water tank 3, the first water pipe 402 sucks out of the water in the water tank 3, a water outlet of the water pump, a curved pipe 404 is fixedly connected to the top end of a second water pipe 403, the second water pipe 403 is communicated with the curved pipe 404, water in the second water pipe 403 is discharged into the curved pipe 404, the right lower side of the right side of the curved pipe 404 penetrates through the right inner cavity of the water tank 3, the curved pipe 404 is communicated with the water tank 3, water returns to the water tank 3 through the curved pipe 404 to form water circulation, heat insulation cotton 405 is sleeved on the outer wall of the curved pipe 404, the heat insulation cotton 405 insulates heat of the water in the curved pipe 404 to avoid the outside influencing the temperature of the water, the heat insulation cotton 405 is made of stainless steel sheets filled with cotton, a fixed mold 406 is fixedly connected to the inner wall of the heat insulation cotton 405, the heat insulation cotton 405 cools and dissipates heat of a mold in the fixed mold 406, an injection molding machine 407 is fixedly connected to the right inner wall of the fixed mold 406, the 406 is communicated with the injection molding machine 407, plastic liquid in a molten state is injected into.

The bottom rigid coupling of water tank 3 is on the right side top of bottom plate 1 now, and bottom plate 1 supports water tank 3, and the equal rigid coupling in bottom four corners of bottom plate 1 has base 2, and four bases 2 support bottom plate 1.

The injection molding mechanism 5 is installed at the top end of the left side of the bottom plate 1, the injection molding mechanism 5 comprises a support 501, an electric push rod 502, a movable mold 503, a cross rod 504 and a groove 505, the bottom end of the support 501 is fixedly connected to the top end of the left side of the bottom plate 1, the bottom plate 1 supports the support 501, the electric push rod 502 is fixedly connected to the inner wall of the upper part of the support 501, the support 501 supports the electric push rod 502, the model of the electric push rod 502 is JF-TGE, the movable mold 503 is fixedly connected to the output end of the electric push rod 502, the output end of the electric push rod 502 drives the movable mold 503 to move left and right, the cross rods 504 are fixedly connected to the upper and lower sides of the left end of the movable mold 503, the movable mold 503 drives the two cross rods 504 to move left and right, the outer walls of the cross rods 504 are respectively attached to the inner surfaces of the groove 505, the grooves 505 are respectively, the movable mold 503 moves left and right in the stationary mold 406.

The inside of the movable die 503 is provided with the demoulding mechanism 6, the demoulding mechanism 6 comprises a vertical plate 601, a top rod 602, a clamping groove 603, a clamping block 604, a pin shaft 605, an inclined rod 606 and a torsion spring 607, the outer wall of the vertical plate 601 is attached to the inner wall of the left side of the movable die 503, the vertical plate 601 moves left and right on the movable die 503, the middle inner wall of the vertical plate 601 is fixedly connected with the three top rods 602, the vertical plate 601 drives the three top rods 602 to move left and right, the outer walls of the right sides of the three top rods 602 are in clearance fit with the inner wall of the right side of the movable die 503, the three top rods 602 move left and right in the movable die 503, the inner walls of the upper and lower sides of the vertical plate 601 are respectively provided with the clamping groove 603, the inner surfaces of the upper clamping grooves 603 are clamped with the lower outer walls of the clamping blocks 604, the clamping blocks 604 are rotatably, the right end of the diagonal rod 606 is fixedly connected to the front end of the upper left side of the fixed die 406, the fixed die 406 supports the two diagonal rods 606, the front end of the left side of the upper portion of the fixture block 604 is fixedly connected with a torsion spring 607, the fixture block 604 rotates outwards to enable the torsion spring 607 to stretch, otherwise, the fixture block 604 is reset through the elasticity of the torsion spring 607, the rear end of the right side of the torsion spring 607 is fixedly connected to the front end of the upper left side of the diagonal rod 606, the diagonal rod 606 supports the torsion spring 607, the clamping groove 603, the fixture block 604, the pin shaft 605, the diagonal rod 606 and the torsion spring 607 are symmetrically distributed in the vertical direction by taking the center line of the vertical plate 601 as the center, so that the vertical plate 503 stably moves to the right side in the movable die 503, when the movable die 503 is separated from the fixed die 406, the two fixture blocks 604 enable the vertical plate 601 to drive the.

When the heat dissipation type plastic injection mold is used, firstly, plastic liquid in a molten state in an injection molding machine 407 is manually injected into a fixed mold 406, an external power supply of a water pump 401 is switched on, the water pump 401 works, a water suction port of the water pump 401 sucks water in a water tank 3 through a first water pipe 402, the water is discharged into a second water pipe 403 through a water outlet of the water pump 401, the water in the second water pipe 403 is discharged into a bent pipe 404, the mold is cooled and cooled, the mold is rapidly molded, heat insulation cotton 405 reserves the temperature of the bent pipe 404, otherwise, the temperature is influenced by the outside too fast, after the mold is molded, the external power supply of an electric drag rod 502 is switched on, an electric push rod 502 works, an output end of the electric push rod 502 drives two cross rods 504 on a fixed mold 503 to be separated from two grooves 505 on the fixed mold 406, the movable mold 503 moves two fixture blocks 604 on two inclined rods 606 to the left side, and drives three ejector rods 602 to move three ejector rods 602 in the right side in the movable mold 503 through And (3) quickly demoulding, after the movable mould 503 is completely separated from the fixed mould 406, the vertical plate 601 enables the fixture block 604 to rotate outwards the force of the torsion spring 607 on the inclined rod 606 through the pin 605 by the clamping groove 603, and on the contrary, when the movable mould 503 returns to the fixed mould 406, the fixture block 604 is clamped in the clamping groove 603 on the vertical plate 601 through the elasticity of the torsion spring 607.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

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

Claims (6)

1. The utility model provides a heat dissipation type plastic injection mold, includes water tank (3), its characterized in that: a heat dissipation mechanism (4) is arranged at the top end of the water tank (3);

the heat dissipation mechanism (4) comprises a water pump (401), a first water pipe (402), a second water pipe (403), a bent pipe (404), heat preservation cotton (405), a fixed die (406) and an injection molding machine (407);

the bottom rigid coupling of water pump (401) is in the middle of the top of water tank (3), the water sucking mouth and first water pipe (402) of water pump (401) are linked together, the left side inner chamber of water tank (3) is run through to the below of first water pipe (402), first water pipe (402) are linked together with water tank (3), the delivery port and the second water pipe (403) of water pump (401) are linked together, the top rigid coupling of second water pipe (403) has bent pipe (404), second water pipe (403) are linked together with bent pipe (404), the right side inner chamber of water tank (3) is run through to the right side below of bent pipe (404), bent pipe (404) is linked together with water tank (3), the outer wall of bent pipe (404) has cup jointed insulation cotton (405), insulation cotton (405) inner wall rigid coupling has cover half (406), the right side inner wall rigid coupling of cover half (406) has injection molding machine (407), the fixed die (406) is communicated with an injection molding machine (407).

2. The heat dissipation type plastic injection mold according to claim 1, wherein: the bottom rigid coupling of water tank (3) is on the right side top of bottom plate (1) now, the equal rigid coupling in bottom four corners of bottom plate (1) has base (2).

3. The heat dissipation type plastic injection mold according to claim 2, wherein: an injection molding mechanism (5) is mounted at the top end of the left side of the bottom plate (1);

the injection molding mechanism (5) comprises a bracket (501), an electric push rod (502), a movable mold (503), a cross rod (504) and a groove (505);

the bottom rigid coupling of support (501) is on the left side top of bottom plate (1), the top inner wall rigid coupling of support (501) has electric putter (502), the output rigid coupling of electric putter (502) has movable mould (503), the equal rigid coupling in both sides has horizontal pole (504) about the left end of movable mould (503), the outer wall of horizontal pole (504) all laminates with the internal surface of recess (505), both sides inner wall about the left side of cover half (406) is all seted up in recess (505), the right side outer wall of movable mould (503) laminates with the left side inner wall of cover half (406).

4. The heat dissipation type plastic injection mold according to claim 3, wherein: a demoulding mechanism (6) is arranged in the movable mould (503);

the demolding mechanism (6) comprises a vertical plate (601), a top rod (602), a clamping groove (603), a clamping block (604), a pin shaft (605), an inclined rod (606) and a torsion spring (607);

the outer wall of riser (601) is laminated with the left side inner wall of movable mould (503) mutually, the middle inner wall rigid coupling of riser (601) has a plurality of ejector pins (602), and is three the right side outer wall of ejector pin (602) all with the right side inner wall clearance fit of movable mould (503), draw-in groove (603), top have all been seted up to the upper and lower both sides inner wall of riser (601) the internal surface of draw-in groove (603) and the below outer wall joint of fixture block (604) mutually, fixture block (604) rotate with down tube (606) through round pin axle (605) and link to each other, the right-hand member rigid coupling of down tube (606) is at the left side top front end of cover half (406), the top left side front end rigid coupling of fixture block (604) has torsion spring (607), the right side rear end rigid coupling of torsion spring (607) is at down tube (606) left side.

5. The heat dissipation type plastic injection mold according to claim 4, wherein: the clamping groove (603), the clamping block (604), the pin shaft (605), the diagonal rod (606) and the torsion spring (607) are symmetrically distributed in the upper and lower sides by taking the center line of the vertical plate (601) as the center.

6. The heat dissipation type plastic injection mold according to claim 4, wherein: the top rods (602) are arranged on the vertical plates (601) at equal intervals.

Images