CN212331747U

CN212331747U - A quick cooling body for injection mold

Info

Publication number: CN212331747U
Application number: CN202020692922.4U
Authority: CN
Inventors: 康金标
Original assignee: Kunshan Yixingrong Electronic Technology Co ltd
Current assignee: Kunshan Yixingrong Electronic Technology Co ltd
Priority date: 2020-04-29
Filing date: 2020-04-29
Publication date: 2021-01-12
Anticipated expiration: 2030-04-29

Abstract

The utility model discloses a quick cooling body for injection mold, including hollow die holder, the die holder roof runs through the fixedly connected with mould, the die holder lateral wall runs through the fixedly connected with inlet tube, the inlet tube is located the inside one end of die holder and runs through the fixedly connected with cooling tube, the cooling tube snakelike spirals the mould surface, the one end that the inlet tube was kept away from to the cooling tube runs through the fixedly connected with outlet pipe, outlet pipe and die holder lateral wall run through fixed connection, the inlet tube is located one section of die holder inside and runs through the rotation through the bearing and be connected with the axis of rotation, the axis of rotation both ends all extend to the inlet tube is outside. The utility model discloses in water-cooling, through impeller and axis of rotation, drive first flabellum, second flabellum, third flabellum and rotate for circulation of air in the die holder carries out the forced air cooling in the water-cooling, and the more quick cooling for the mould, protection mould increases mould life.

Description

A quick cooling body for injection mold

Technical Field

The utility model relates to an injection mold technical field especially relates to a quick cooling body for injection mold.

Background

With the increasing living standard of people and the rapid development of social industry, plastic products generally enter the production and life of people. The plastic products are produced by injection molding by an injection molding machine, the injection molding machine is a processing machine with the largest use amount in the plastic processing industry, and the injection molding machine not only can directly produce and mold a large number of plastic products, but also can form key equipment of an injection stretch blow molding process. An injection molding machine, also known as an injection molding machine or an injection machine, can make thermoplastic plastics or thermosetting materials into plastic products with various shapes by using a plastic molding die, and the die needs to be cooled after injection molding is finished, so that the die is ensured not to deform, and the service life of the die is prolonged.

Among the prior art, current injection mold's cooling body is water-cooling generally, and the cooling is slower, and the cooling effect is general, can not cool off fast to make the life of mould reduce.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a quick cooling mechanism for an injection mold.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a quick cooling mechanism for an injection mold comprises a hollow mold base, wherein the top wall of the mold base penetrates through and is fixedly connected with a mold, the side wall of the mold base penetrates through and is fixedly connected with a water inlet pipe, one end, located inside the mold base, of the water inlet pipe penetrates through and is fixedly connected with a cooling pipe, the cooling pipe snakelike spiral is arranged on the surface of the mold, one end, far away from the water inlet pipe, of the cooling pipe penetrates through and is fixedly connected with a water outlet pipe, the water outlet pipe penetrates through and is fixedly connected with the side wall of the mold base, one section, located inside the mold base, of the water inlet pipe penetrates through and is rotatably connected with a rotating shaft through a bearing, two ends of the rotating shaft extend to the outside of the water inlet pipe, one section, located inside the water, the die holder is internally provided with an air cooling device, and the side wall of the die holder is provided with a plurality of through holes.

Preferably, first bevel gear meshing has second bevel gear, second bevel gear interference fit has first driven shaft, first driven shaft runs through with the fin and rotates and be connected, the one end that second bevel gear was kept away from to first driven shaft passes through the bearing rotation with the die holder inside wall and is connected, interference fit has first gear on the first driven shaft, first gear meshing has the second gear, second gear interference fit has the dwang, the dwang passes through the bearing rotation with the die holder inside wall and is connected, the welding has first flabellum on the first driven shaft, the welding has the third flabellum on the dwang.

Preferably, the third bevel gear is meshed with a fourth bevel gear, the fourth bevel gear is in interference fit with a second driven shaft, the second driven shaft is rotatably connected with the side wall of the die holder through a bearing, and second fan blades are welded on the second driven shaft.

Preferably, the one end fixedly connected with water pump of die holder is kept away from to the inlet tube, the water pump leads to pipe connection has the water tank, the water tank leads to pipe and outlet pipe fixed connection.

Preferably, the bearing between the rotating shaft and the water inlet pipe is a sealed bearing, and a heat conducting fin is arranged between the cooling pipe and the mold.

Preferably, the water pump is a 100WL80-8-4 type water pump, and 5W-40 type lubricating oil is adopted for lubrication between the first bevel gear and the second bevel gear, between the third bevel gear and the fourth bevel gear, and between the first gear and the second gear.

The utility model discloses contrast prior art, its advantage lies in: go into the cooling tube at the water pump with the water pump and carry out the refrigerated when for the mould, through setting up the impeller, the impact force of utilization water drives the impeller and rotates, make the axis of rotation rotate, through first bevel gear and second bevel gear, third bevel gear and fourth bevel gear, the meshing of first gear and second gear, make first driven shaft, the second driven shaft, the dwang rotates, drive first flabellum, the second flabellum, the third flabellum rotates, accelerate the inside circulation of air of die holder, water-cooling and forced air cooling go on simultaneously, can be faster cool off the mould, protect the mould, the life of extension mould.

Drawings

Fig. 1 is a schematic structural view of a rapid cooling mechanism for an injection mold according to the present invention.

Fig. 2 is an enlarged view of a position a of the rapid cooling mechanism for an injection mold according to the present invention.

Fig. 3 is a side view of a quick cooling mechanism for an injection mold according to the present invention.

In the figure: the water pump comprises a die holder 1, a water inlet pipe 2, a rotating shaft 21, an impeller 22, a cooling pipe 3, a water outlet pipe 4, a first bevel gear 5, a second bevel gear 51, a first driven shaft 52, a first gear 53, a first fan blade 54, a third bevel gear 6, a fourth bevel gear 61, a second driven shaft 62, a second fan blade 63, a second gear 7, a rotating rod 71, a third fan blade 72, a through hole 101, a die 102, a heat radiating fin 103, a water tank 104 and a water pump 105.

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. 1-3, a fast cooling mechanism for an injection mold, comprising a hollow mold base 1, a mold 102 fixedly connected to the top wall of the mold base 1 in a penetrating manner, a water inlet pipe 2 fixedly connected to the side wall of the mold base 1 in a penetrating manner, a cooling pipe 3 fixedly connected to the end of the water inlet pipe 2 inside the mold base 1 in a penetrating manner, the cooling pipe 3 spirally wound on the surface of the mold 102 in a serpentine manner, a water outlet pipe 4 fixedly connected to the end of the cooling pipe 3 far away from the water inlet pipe 2 in a penetrating manner, the water outlet pipe 4 fixedly connected to the side wall of the mold base 1 in a penetrating manner, a rotating shaft 21 rotatably connected to the end of the water inlet pipe 2 inside the mold base 1 in a penetrating manner through a bearing, both ends of the rotating shaft 21 extending to the outside of the water inlet pipe 2, an impeller 22 in an interference fit, an air cooling device is arranged in the die holder 1, and a plurality of through holes 101 are formed in the side wall of the die holder 1.

First bevel gear 5 meshes there is second bevel gear 51, second bevel gear 51 interference fit has first driven shaft 52, first driven shaft 52 runs through with fin 103 and rotates and is connected, the one end that first driven shaft 52 kept away from second bevel gear 51 passes through the bearing rotation with die holder 1 inside wall and is connected, interference fit has first gear 53 on the first driven shaft 52, first gear 53 meshes has second gear 7, second gear 7 interference fit has dwang 71, dwang 71 passes through the bearing rotation with die holder 1 inside wall and is connected, the welding has first flabellum 54 on the first driven shaft 52, the welding has third flabellum 72 on the dwang 71.

The third bevel gear 6 is meshed with a fourth bevel gear 61, the fourth bevel gear 61 is in interference fit with a second driven shaft 62, the second driven shaft 62 is rotatably connected with the side wall of the die holder 1 through a bearing, and second fan blades 63 are welded on the second driven shaft 62.

One end fixedly connected with water pump 105 that inlet tube 2 kept away from die holder 1, water pump 105 has water tank 104 through water piping connection, and water tank 104 leads to pipe and outlet pipe 4 fixed connection, forms the circulating water through water pump 105, water tank 104, provides the water-cooling for the mould.

The bearing between axis of rotation 21 and the inlet tube 2 is sealed bearing, is provided with the conducting strip between cooling tube 3 and the mould 102, and sealed bearing prevents that the cooling water from leaking from the bearing junction of axis of rotation 21 and inlet tube 2, and the conducting strip can accelerate the heat exchange of cooling tube 3 and mould, and the more quick cooling for the mould.

The water pump 105 is a 100WL80-8-4 type water pump, 5W-40 type lubricating oil is adopted for lubrication between the first bevel gear 5 and the second bevel gear 51, between the third bevel gear 6 and the fourth bevel gear 61, and between the first gear 53 and the second gear 7, the die holder 1 is high in temperature and dry, lubricating oil is used for lubrication among gears, and the service life of the device is prolonged.

When the mechanism of the utility model is used, when the mold 102 needs to be cooled, the water pump 105 and the water tank 104 are respectively connected with the water inlet pipe 2 and the water outlet pipe 4, the water pump 105 is started, the water circulation is cooled for the mold 102 through the water pump 105, the impeller 22 is driven to rotate while the water circulation in the pipe is carried out, the impeller 22 drives the rotating shaft 21 in interference fit with the impeller to rotate, the rotating shaft 21 drives the first bevel gear 5 and the third bevel gear 6 in interference fit with the rotating shaft to rotate, the first bevel gear 5 drives the first driven shaft 52 in interference fit with the first bevel gear 52 to rotate, the first driven shaft 52 drives the first gear 53 in interference fit with the first bevel gear 53 to rotate, the second gear 7 meshed with the first gear 53 is driven to rotate, the rotating rod 71 in interference fit with the second gear 7 is driven to rotate, the third bevel gear 6 drives the fourth bevel gear 61 meshed with the fourth bevel gear 61 to rotate, and the second driven shaft 62 meshed with the, the first fan blade 54 on the first driven shaft 52, the second fan blade 63 on the second driven shaft 62 and the third fan blade 72 on the rotating rod 71 rotate to accelerate the air circulation in the die holder 1, so that the heat on the radiating fins 103 is radiated through the through holes 101 on the side wall of the die holder 1.

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 quick cooling mechanism for injection mold, includes hollow die holder (1), its characterized in that, die holder (1) roof runs through fixedly connected with mould (102), die holder (1) lateral wall runs through fixedly connected with inlet tube (2), inlet tube (2) are located die holder (1) inside one end runs through fixedly connected with cooling tube (3), cooling tube (3) snakelike spiral is in mould (102) surface, the one end that inlet tube (2) were kept away from in cooling tube (3) runs through fixedly connected with outlet pipe (4), outlet pipe (4) and die holder (1) lateral wall run through fixed connection, inlet tube (2) are located one section of die holder (1) inside and run through the rotation through bearing and are connected with axis of rotation (21), axis of rotation (21) both ends all extend to inlet tube (2) outside, axis of rotation (21) are located one section of inlet tube (2) inside interference fit and have impeller (22), one end of the rotating shaft (21) is in interference fit with a first bevel gear (5), the other end of the rotating shaft is in interference fit with a third bevel gear (6), the side wall of the die (102) is fixedly connected with a radiating fin (103), a wind cooling device is arranged inside the die holder (1), and a plurality of through holes (101) are formed in the side wall of the die holder (1).

2. The rapid cooling mechanism for the injection mold according to claim 1, wherein the first bevel gear (5) is engaged with a second bevel gear (51), the second bevel gear (51) is in interference fit with a first driven shaft (52), the first driven shaft (52) is connected with the heat sink (103) in a penetrating and rotating manner, one end of the first driven shaft (52) far away from the second bevel gear (51) is connected with the inner side wall of the mold base (1) in a rotating manner through a bearing, the first driven shaft (52) is in interference fit with a first gear (53), the first gear (53) is engaged with a second gear (7), the second gear (7) is in interference fit with a rotating rod (71), the rotating rod (71) is connected with the inner side wall of the mold base (1) in a rotating manner through a bearing, and the first driven shaft (52) is welded with first fan blades (54), and a third fan blade (72) is welded on the rotating rod (71).

3. The rapid cooling mechanism for the injection mold according to claim 1, wherein the third bevel gear (6) is engaged with a fourth bevel gear (61), the fourth bevel gear (61) is in interference fit with a second driven shaft (62), the second driven shaft (62) is rotatably connected with the side wall of the mold base (1) through a bearing, and the second driven shaft (62) is welded with a second fan blade (63).

4. The rapid cooling mechanism for the injection mold according to claim 1, wherein a water pump (105) is fixedly connected to one end of the water inlet pipe (2) far away from the mold base (1), the water pump (105) is connected to a water tank (104) through a water pipe, and the water tank (104) is fixedly connected to the water outlet pipe (4) through a water pipe.

5. A rapid cooling mechanism for an injection mold according to claim 1, characterized in that the bearing between the rotating shaft (21) and the water inlet pipe (2) is a sealed bearing, and a heat conducting fin is provided between the cooling pipe (3) and the mold (102).

6. The rapid cooling mechanism for the injection mold according to claim 4, characterized in that the water pump (105) is a 100WL80-8-4 type water pump, and the lubricating oil between the first bevel gear (5) and the second bevel gear (51), between the third bevel gear (6) and the fourth bevel gear (61), between the first gear (53) and the second gear (7) is 5W-40 type lubricating oil.