CN212241940U

CN212241940U - Plastic heat insulation section injection mold

Info

Publication number: CN212241940U
Application number: CN202020820819.3U
Authority: CN
Inventors: 王巍; 韩敏; 潘丽静
Original assignee: Meidejie Precision Profile Co ltd
Current assignee: Meidejie Precision Profile Co ltd
Priority date: 2020-05-16
Filing date: 2020-05-16
Publication date: 2020-12-29
Anticipated expiration: 2030-05-16

Abstract

The utility model discloses a plastics thermal-insulated section bar injection mold, the plastic injection mold comprises a mold body, mould body lower extreme is including the die holder, and the inside upper end fixedly connected with lower mould benevolence of die holder, the die holder upper end can be dismantled and be connected with the upper die base, and the inside fixedly connected with upper mould benevolence of upper die base, the inside movable groove of having seted up of die holder, lead screw body outside swing joint has the lead screw slider, and the lead screw slider outside and fly leaf fixed connection, upper die base outside fixedly connected with cooler bin, and the inside fixedly connected with heat exchange tube of cooler bin, the heat exchange tube both ends are passed the cooler bin inside and are extended to the cooler bin outside, and the inside packing of cooler. This thermal-insulated section bar injection mold of plastics has reduced the holistic mould degree of difficulty, has increased holistic mould speed, has increased whole practicality, and has increased holistic process velocity, has increased holistic practicality.

Description

Plastic heat insulation section injection mold

Technical Field

The utility model relates to an injection mold technical field specifically is a thermal-insulated section bar injection mold of plastics.

Background

In short, the mold is a tool for manufacturing a molded article, the tool is composed of various parts, different molds are composed of different parts, and the injection mold is one of the molds.

But current mould, holistic radiating rate is comparatively slow to reduced holistic shaping speed, reduced holistic machining efficiency, and current mould, inconvenient carry out the demolding to the material, increased the holistic demolding degree of difficulty, reduced holistic demolding speed, thereby reduced whole practicality.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a thermal-insulated section bar injection mold of plastics to propose current mould among solving above-mentioned background art, holistic radiating rate is comparatively slow, thereby has reduced holistic shaping speed, has reduced holistic machining efficiency, and current mould, and is inconvenient to carry out the demolding to the material, has increased the holistic demolding degree of difficulty, has reduced holistic demolding speed, thereby has reduced the problem of whole practicality.

In order to achieve the above object, the utility model provides a following technical scheme: an injection mold for plastic heat insulation profiles comprises a mold body, wherein the lower end of the mold body comprises a lower mold base, the upper end inside the lower mold base is fixedly connected with a lower mold core, the upper end of the lower mold base is detachably connected with an upper mold base, the upper mold core is fixedly connected inside the upper mold base, a movable groove is formed inside the lower mold base, a movable plate is movably connected inside the movable groove, the upper end of the movable plate is fixedly connected with a spring, the upper end of the spring is fixedly connected with the upper end inside the movable groove, the upper end of the movable plate is fixedly connected with a positioning sleeve, the positioning sleeve is movably connected inside the positioning sleeve, the positioning sleeve is positioned inside the spring, the upper end of the movable plate is fixedly connected with a thimble, the thimble penetrates through the inside of the lower mold base and extends to the inside of the lower mold core, the outer side of the lower mold base, and motor output fixedly connected with lead screw body, the lead screw body outside swing joint has the lead screw slider, and the lead screw slider outside and fly leaf fixed connection, the upper die base outside fixedly connected with cooler bin, and the inside fixedly connected with heat exchange tube of cooler bin, the heat exchange tube both ends are passed inside the cooler bin and are extended to the cooler bin outside, and the inside packing of cooler bin has heat-conducting medium.

Preferably, the locating sleeve is provided with a locating groove structure inside, and the inner diameter of the locating groove inside the locating sleeve is equal to the outer diameter of the locating rod.

Preferably, the positioning sleeve and the spring are symmetrically distributed corresponding to the vertical center line of the die body, and the inner side of the spring is not attached to the outer side of the positioning sleeve.

Preferably, the two groups of the mounting frames are symmetrically distributed about a horizontal center line of the die body, and the mounting frames are overlapped with a vertical center line of the movable plate.

Preferably, the screw rod body is matched with the screw rod sliding block, and the screw rod body, the screw rod sliding block and the mounting frame are distributed correspondingly.

Preferably, the heat exchange tube is of a structure with valves at two ends, the heat exchange tube is coiled around the outer side of the upper die base in the cooling box, and the heat conducting medium is made of graphite.

Compared with the prior art, the beneficial effects of the utility model are that: this plastics thermal-insulated section bar injection mold, it is rotatory to drive the lead screw body through using the motor, thereby guarantee that the lead screw body drives the lead screw slider and removes, make the lead screw slider drive the fly leaf and carry out stable removal, it is ejecting to the inside plastics thermal-insulated section bar of mould to make the fly leaf drive the top, the holistic demolding degree of difficulty has been reduced, holistic demolding speed has been increased, whole practicality has been increased, and carry out the heat exchange to the whole inside through adding the cooling water toward the heat exchange pipe is inside, thereby make things convenient for whole quick heat dissipation, and the heat conducting medium of graphite material makes the heat of whole inside distribute fast, whole process velocity has been increased, holistic practicality has been increased.

Drawings

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

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

FIG. 3 is a schematic view of the internal structure of the mounting frame of the present invention;

fig. 4 is a schematic view of the internal structure of the cooling box of the present invention.

In the figure: 1. a mold body; 2. a lower die holder; 3. an upper die holder; 4. an upper die core; 5. a movable groove; 6. a movable plate; 7. a spring; 8. a positioning sleeve; 9. positioning a rod; 10. a lower die core; 11. a thimble; 12. installing a frame; 13. an electric motor; 14. a screw rod body; 15. a screw rod slide block; 16. a cooling tank; 17. a heat exchange pipe; 18. a heat transfer medium.

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.

The utility model provides a technical scheme as follows:

an injection mold for plastic heat insulation section, please refer to fig. 1-4, comprising a mold body 1, wherein the lower end of the mold body 1 comprises a lower mold base 2, the upper end of the inner part of the lower mold base 2 is fixedly connected with a lower mold core 10, the upper end of the lower mold base 2 is detachably connected with an upper mold base 3, the inner part of the upper mold base 3 is fixedly connected with an upper mold core 4, the inner part of the lower mold base 2 is provided with a movable groove 5, the inner part of the movable groove 5 is movably connected with a movable plate 6, the upper end of the movable plate 6 is fixedly connected with a spring 7, the upper end of the spring 7 is fixedly connected with the upper end of the movable groove 5, the upper end of the movable plate 6 is fixedly connected with a positioning sleeve 8, the inner part of the positioning sleeve 8 is movably connected with a positioning rod 9, the positioning sleeve 8 is positioned at the inner, and fixedly connected with motor 13 in installing frame 12 upper end, motor 13 output passes installing frame 12 upper end and extends to inside installing frame 12, and motor 13 output fixedly connected with lead screw body 14, lead screw body 14 outside swing joint has lead screw slider 15, and the lead screw slider 15 outside and fly leaf 6 fixed connection, the outside fixedly connected with cooling tank 16 of upper die base 3, and the inside fixedly connected with heat exchange tube 17 of cooling tank 16, the heat exchange tube 17 both ends pass the inside extension to the cooling tank 16 outside of cooling tank 16, and the inside packing of cooling tank 16 has heat-conducting medium 18.

Further, the locating sleeve 8 is the inside constant head tank structure of having seted up, and the inside constant head tank internal diameter of locating sleeve 8 equals with the 9 external diameters of locating lever, and locating lever 9 can be inside at locating sleeve 8 and remove, has increased the stability of overall regulation.

Further, position sleeve 8 corresponds the perpendicular centerline symmetric distribution about mould body 1 with spring 7, and spring 7 inboard is not laminated with the 8 outsides of position sleeve, and spring 7 is convenient to cushion wholly, prevents that whole quick ejecting from causing the injury to the material, has increased whole practicality.

Furthermore, two groups of mounting frames 12 are symmetrically distributed about the horizontal center line of the die body 1, the mounting frames 12 are overlapped with the vertical center line of the movable plate 6, and the two groups of mounting frames 12, the screw rod body 14 and the screw rod slider 15 facilitate the integral driving of the ejector pin 11 to eject, so that the integral ejection effect is increased.

Further, the screw rod body 14 is matched with the screw rod sliding block 15, the screw rod body 14, the screw rod sliding block 15 and the mounting frame 12 are distributed correspondingly, the screw rod body 14 rotates to drive the screw rod sliding block 15 to move up and down, and therefore the ejector pin 11 is driven to move.

Further, the heat exchange tube 17 is of a structure with valves at two ends, the heat exchange tube 17 is coiled around the outer side of the upper die base 3 in the cooling box 16, the heat conducting medium 18 is made of graphite, and the heat conducting medium 18 made of graphite accelerates the heat dissipation of the whole interior, so that the forming speed of the whole body is increased.

The working principle is as follows: firstly, the lower die holder 2 and the upper die holder 3 are stably fixed, basic raw materials of the plastic heat insulation section are poured into the whole body through a filling port, so that the plastic heat insulation section is formed, then, cooling water is added into the heat exchange tube 17 to perform heat exchange on the inside of the whole body in the forming process of the plastic heat insulation section, heat dissipation of the inside of the whole body is accelerated by the heat conducting medium 18 made of graphite, so that the whole body can be conveniently and quickly dissipated, the forming speed of the whole body is increased, then, the screw rod body 14 is driven to rotate by the motor 13, the screw rod slide block 15 is driven to move upwards in the rotating process of the screw rod body 14, so that the screw rod slide block 15 drives the movable plate 6 to move upwards and downwards, in the moving process of the movable plate 6, the positioning rod 9 can move in the positioning sleeve 8, the stability of integral adjustment is increased, prevent that whole quick ejecting from causing the injury to the material, increased whole practicality.

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

1. The utility model provides a thermal-insulated section bar injection mold of plastics, includes mould body (1), its characterized in that: the lower end of the die body (1) comprises a lower die holder (2), the upper end inside the lower die holder (2) is fixedly connected with a lower die core (10), the upper end of the lower die holder (2) is detachably connected with an upper die holder (3), the upper end inside the upper die holder (3) is fixedly connected with an upper die core (4), a movable groove (5) is formed in the lower die holder (2), a movable plate (6) is movably connected inside the movable groove (5), the upper end of the movable plate (6) is fixedly connected with a spring (7), the upper end of the spring (7) is fixedly connected with the upper end inside the movable groove (5), the upper end of the movable plate (6) is fixedly connected with a positioning sleeve (8), a positioning rod (9) is movably connected inside the positioning sleeve (8), the positioning sleeve (8) is positioned inside the spring (7), the upper end of the movable plate (6) is fixedly connected with a thimble (11), and the thimble (11) penetrates through, die holder (2) outside fixedly connected with installing frame (12), and installing frame (12) upper end fixedly connected with motor (13), motor (13) output passes installing frame (12) upper end and extends to inside installing frame (12), and motor (13) output end fixedly connected with lead screw body (14), lead screw body (14) outside swing joint has lead screw slider (15), and lead screw slider (15) outside and fly leaf (6) fixed connection, upper die base (3) outside fixedly connected with cooler bin (16), and the inside fixedly connected with heat exchange tube (17) of cooler bin (16), heat exchange tube (17) both ends are passed inside extending to the cooler bin (16) outside of cooler bin (16), and cooler bin (16) inside packing has heat-conducting medium (18).

2. The plastic heat insulation profile injection mold according to claim 1, wherein: the locating sleeve (8) is internally provided with a locating groove structure, and the inner diameter of the locating groove in the locating sleeve (8) is equal to the outer diameter of the locating rod (9).

3. The plastic heat insulation profile injection mold according to claim 1, wherein: the positioning sleeve (8) and the spring (7) are symmetrically distributed corresponding to the vertical center line of the die body (1), and the inner side of the spring (7) is not attached to the outer side of the positioning sleeve (8).

4. The plastic heat insulation profile injection mold according to claim 1, wherein: the two groups of the mounting frames (12) are symmetrically distributed about the horizontal center line of the die body (1), and the vertical center lines of the mounting frames (12) and the movable plate (6) are overlapped.

5. The plastic heat insulation profile injection mold according to claim 1, wherein: the screw rod body (14) is matched with the screw rod sliding block (15), and the screw rod body (14), the screw rod sliding block (15) and the mounting frame (12) are distributed correspondingly.

6. The plastic heat insulation profile injection mold according to claim 1, wherein: the heat exchange tube (17) is of a structure with valves at two ends, the heat exchange tube (17) is coiled around the outer side of the upper die base (3) inside the cooling box (16), and the heat conducting medium (18) is made of graphite.