CN211137910U

CN211137910U - Low-shrinkage injection molding machine for processing plastic products

Info

Publication number: CN211137910U
Application number: CN201921587068.9U
Authority: CN
Inventors: 孙雪菲
Original assignee: Zhongke Tianhua New Material Tianjin Co ltd
Current assignee: Zhongke Tianhua New Material Tianjin Co ltd
Priority date: 2019-09-24
Filing date: 2019-09-24
Publication date: 2020-07-31
Anticipated expiration: 2029-09-24

Abstract

The utility model discloses a low shrink injection molding machine of processing plastic products, including bottom plate, roof and two curb plates, two curb plates are fixed respectively and are set up the both sides on the bottom plate top, and the roof is fixed to be set up on the top of two curb plates, and the middle part on roof top is provided with translation mechanism, and translation mechanism's bottom is passed roof fixedly connected with and is gone up the module, and the top of going up the module is linked together and is provided with the feed passageway. The utility model relates to a low shrink injection molding machine of processing plastic products, after the mould injection moulding of the intracavity of moulding plastics, can pass through the air-cooler and let in the cold air in the hollow structure of module and lower module upwards, cold air absorbs behind the heat rethread air vent and discharges, realize carrying out quick cooling to the mould, ejecting mechanism through being equipped with, bond when moulding plastics the intracavity when the mould, it is tight to crowd the exposed part of mould through two stripper plates, then second electric putter work promotes the connecting plate along dovetail upward movement, and then realize releasing the mould from the intracavity of moulding plastics.

Description

Low-shrinkage injection molding machine for processing plastic products

Technical Field

The utility model relates to an injection molding machine specifically is a low shrink injection molding machine of processing plastic products.

Background

An injection molding machine is a processing method used for batch production of parts with complex shapes, and particularly relates to a method for injecting a material which is melted by heating into a mold cavity from high pressure, and obtaining a formed product after cooling and solidification.

At present, most of existing injection molding machines are naturally cooled, when a mold is taken out, some molds are possibly not completely cooled, the molds are easily shrunk under the action of external force after being taken out, the appearance of the molds is changed, and some molds can be tightly attached to the cavity of the molds after molding, so that the molds are not convenient to take out. We have therefore developed this and propose a low shrinkage injection moulding machine for the processing of plastic articles.

Disclosure of Invention

In order to solve the defects existing in the prior art, the utility model provides a low-shrinkage injection molding machine for processing plastic products.

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model relates to a processing plastic products's low shrink injection molding machine, including bottom plate, roof and two curb plates, two the curb plate is the fixed both sides that set up on the bottom plate top respectively, the fixed top that sets up at two curb plates of roof, the middle part on roof top is provided with translation mechanism, translation mechanism's bottom is passed roof fixedly connected with and is gone up the module, the top of going up the module is linked together and is provided with the feed passageway, the bottom of going up the module is provided with down the module relatively, four edges of module bottom are all fixed and are provided with the supporting leg down, supporting leg and bottom plate fixed connection, go up the recess between module and the lower module and constitute the chamber of moulding plastics, the both sides that lie in down the module on the bottom plate are provided with the ejecting mechanism that is used for taking out the.

As a preferred technical scheme of the utility model, translation mechanism includes cylinder, fly leaf and two gag lever posts, the bottom of roof is placed in with the piston rod fixed connection of cylinder in the middle part on fly leaf top, two the gag lever post is fixed the both sides that set up on the fly leaf top respectively, just the top of gag lever post is passed the roof and is fixed and be provided with spacing piece.

As a preferred technical scheme of the utility model, the both sides of fly leaf bottom are all fixed and are provided with the fixed block, two the fixed block is fixed the both sides that set up on last module top respectively.

As a preferred technical scheme of the utility model, the inside of going up module and lower module is cavity, it is provided with the connecting pipe to go up one side homogeneous phase intercommunication of module and lower module, the one end of connecting pipe is connected with the hose, the one end of hose is linked together and is provided with the installation piece.

As an optimal technical scheme of the utility model, the equal equidistance of opposite side of going up module and lower module runs through and has seted up a plurality of air vent, the hose is linked together through the air outlet of installation piece with outside air-cooler.

As a preferred technical scheme of the utility model, ejecting mechanism includes first electric putter, second electric putter and connecting plate, first electric putter and bottom plate fixed connection, connecting plate and first electric putter's output fixed connection, the fixed top that sets up at the connecting plate of second electric putter.

As an optimal technical scheme of the utility model, one side of connecting plate is fixed and is provided with the dovetail block, the dovetail block is arranged in the dovetail of seting up on the curb plate to cooperate with the dovetail and slide.

As a preferred technical scheme of the utility model, ejecting mechanism still includes the stripper plate, stripper plate and second electric putter's output fixed connection, just one side equidistance that the stripper plate is close to down the module is provided with a plurality of elasticity synapse.

The utility model has the advantages that: this kind of low shrink injection molding machine of processing plastic products, after the mould injection moulding of the intracavity of moulding plastics, can be linked together the air outlet of hose and outside air-cooler through the installation piece, let in the cold air in the hollow structure of the module and lower module upwards through the air-cooler, the cold air absorbs heat back rethread air vent discharge, the realization carries out quick cooling to the mould, and then reduce the mould when dismantling the mould because of the cooling thoroughly take place the possibility of warping, through the ejecting mechanism that is equipped with, when the mould bonds in the intracavity of moulding plastics, two stripper plates of two second electric putter simultaneous working promotion remove, extrude tightly through two stripper plates to the exposed part of mould, then second electric putter work promotes the connecting plate along dovetail upward movement, and then realize releasing the mould from the intracavity of moulding plastics.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic structural view of a low-shrinkage injection molding machine for processing plastic products according to the present invention;

FIG. 2 is a schematic view of the connection structure of the upper and lower mold blocks of a low-shrinkage injection molding machine for processing plastic products according to the present invention;

fig. 3 is a schematic structural view of the ejecting mechanism of the low-shrinkage injection molding machine for processing plastic products of the present invention.

In the figure: 1. a base plate; 2. a top plate; 3. a side plate; 4. a translation mechanism; 401. a cylinder; 402. a movable plate; 403. a limiting rod; 5. an upper module; 6. a lower module; 7. an injection molding cavity; 8. a feed channel; 9. a push-out mechanism; 901. a first electric push rod; 902. a second electric push rod; 903. a connecting plate; 904. a pressing plate; 10. a connecting pipe; 11. a hose; 12. a dovetail block; 13. a dovetail groove; 14. supporting legs; 15. and (4) a vent hole.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Example (b): as shown in fig. 1, fig. 2 and fig. 3, the utility model relates to a low-shrinkage injection molding machine for processing plastic products, which comprises a bottom plate 1, roof 2 and two curb plates 3, two curb plates 3 are fixed the both sides that set up on 1 top of bottom plate respectively, roof 2 is fixed to be set up on the top of two curb plates 3, the middle part on 2 tops of roof is provided with translation mechanism 4, 2 fixedly connected with of roof are passed to translation mechanism 4's bottom and are gone up module 5, the top of going up module 5 is linked together and is provided with feed passageway 8, the bottom of going up module 5 is provided with down module 6 relatively, four edges of module 6 bottom are all fixed and are provided with supporting leg 14 down, supporting

leg

14 and 1 fixed connection of bottom plate, go up the recess between module 5 and the lower module 6 and constitute injection molding chamber 7, the both sides that lie in module 6 down on the bottom plate 1 are provided with the ejecting mechanism 9 that is used for taking out.

Wherein, translation mechanism 4 includes cylinder 401, fly leaf 402 and two gag lever post 403, the middle part on fly leaf 402 top and the piston rod fixed connection of cylinder 401 place in the bottom of roof 2 in, two gag lever posts 403 are fixed the both sides that set up on fly leaf 402 top respectively, and the top of gag lever post 403 passes roof 2 and fixed spacing piece that is provided with, the both sides of fly leaf 402 bottom are all fixed and are provided with the fixed block, two fixed blocks are fixed the both sides that set up on last module 5 top respectively, cylinder 401 is connected with external gas station, cylinder 401 work promotes fly leaf 402 downstream, fly leaf 402 removes and promotes module 5 motion, it is tight to realize going up between module 5 and the lower module 6 counterbalance, through the gag lever post 403 that is equipped with, can improve the stationarity when fly leaf 402 removes.

Wherein, the inside of going up module 5 and lower module 6 is cavity, one side homogeneous phase intercommunication of going up module 5 and lower module 6 is provided with connecting pipe 10, the one end of connecting pipe 10 is connected with hose 11, hose 11's one end is linked together and is provided with the installation piece, the equal equidistance of opposite side of going up module 5 and lower module 6 is run through and has been seted up a plurality of air vent 15, hose 11 is linked together through the air outlet of installation piece with the outside air-cooler, behind the mould injection moulding in injection molding chamber 7, can be linked together hose 11 and the air outlet of outside air-cooler through the installation piece, let in the cold air in module 5 and lower module 6 through the air-cooler, the heat that the cold air contains in to going up module 5 and lower module 6 absorbs, then discharge through air vent 15, can realize quick cooling to the mould.

Wherein, the push-out mechanism 9 comprises a first electric push rod 901, a second electric push rod 902 and a connecting plate 903, the first electric push rod 901 is fixedly connected with the bottom plate 1, the connecting plate 903 is fixedly connected with the output end of the first electric push rod 901, the second electric push rod 902 is fixedly arranged at the top end of the connecting plate 903, one side of the connecting plate 903 is fixedly provided with a dovetail block 12, the dovetail block 12 is arranged in a dovetail groove 13 formed on the side plate 3 and is matched and slid with the dovetail groove 13, the push-out mechanism 9 further comprises a squeezing plate 904, the squeezing plate 904 is fixedly connected with the output end of the second electric push rod 902, one side of the squeezing plate 904 close to the lower module 6 is equidistantly provided with a plurality of elastic synapses, two first electric push rods 901 are electrically connected with an external power supply through external first electric push rod switches, two second electric push rods 902 are electrically connected with the external power supply through external second electric push rod, when taking out the mould, cylinder 401 contracts and drives fly leaf 402 upward movement, separate between module 5 and the lower module 6 in the realization, at this moment the mould may only break away from in lower module 6 or following module 5 from lower module 6 in, if the mould is not convenient for take off, open second electric putter switch, two extrusion board 904 relative motion are promoted in two second electric putter 902 simultaneous working, support tightly the mould through two extrusion board 904, then open first electric putter switch, first electric putter 901 work promotes connecting plate 903 along dovetail 13 upward movement, connecting plate 903 removes and drives extrusion board 904 upward movement, and then the realization is taken out the mould.

When the quick cooling device works, the cylinder 401 is communicated with an external gas station, the cylinder 401 pushes the movable plate 402 to move downwards, the movable plate 402 moves to push the upper module 5 to move, the upper module 5 is abutted against the lower module 6, the movable plate is communicated with an external feeding device through the feeding channel 8, the injection mold is injected into the injection molding cavity 7, after the mold is subjected to injection molding, the hose 11 is communicated with an air outlet of an external air cooler through the mounting block, cold air is introduced into the upper module 5 and the lower module 6 through the air cooler, the cold air absorbs heat contained in the upper module 5 and the lower module 6, the heat is discharged through the vent hole 15, the quick cooling of the mold can be realized, after a period of time, the cylinder 401 retracts to drive the movable plate 402 to move upwards, the separation between the upper module 5 and the lower module 6 is realized, then the mold in the injection molding cavity 7 is taken out, if the mold is not convenient to take down, the second electric push rod switch is opened, the two second electric push rods 902 simultaneously work to push the two extrusion plates 904 to move relatively, the two extrusion plates 904 are abutted against the dovetail grooves 904, the first electric push rod 3521-push rod 83, preferably, the first electric push rod 903 is moved to move along the ram 903, and the ram 8513, and the second electric push rod 903, preferably, and the ram 903 is taken out, and the ram 903, preferably selected as a ram 8513.

In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", 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 simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The low-shrinkage injection molding machine for processing plastic products comprises a bottom plate (1), a top plate (2) and two side plates (3), and is characterized in that the two side plates (3) are respectively and fixedly arranged at two sides of the top end of the bottom plate (1), the top plate (2) is fixedly arranged at the top ends of the two side plates (3), a translation mechanism (4) is arranged in the middle of the top end of the top plate (2), an upper module (5) is fixedly connected to the bottom end of the translation mechanism (4) after the bottom end of the top plate (2) penetrates through the top end, a feeding channel (8) is communicated with the top end of the upper module (5), a lower module (6) is oppositely arranged at the bottom of the upper module (5), supporting legs (14) are fixedly arranged at four corners of the bottom end of the lower module (6), the supporting legs (14) are fixedly connected with the bottom plate (1), and an injection molding cavity (7) is formed by grooves, and push-out mechanisms (9) used for taking out the molded workpiece are oppositely arranged on two sides of the lower module (6) on the bottom plate (1).

2. The low-shrinkage injection molding machine for processing plastic products according to claim 1, wherein the translation mechanism (4) comprises an air cylinder (401), a movable plate (402) and two limiting rods (403), the middle of the top end of the movable plate (402) is fixedly connected with a piston rod of the air cylinder (401) and is arranged at the bottom of the top plate (2), the two limiting rods (403) are respectively and fixedly arranged at two sides of the top end of the movable plate (402), and the top ends of the limiting rods (403) penetrate through the top plate (2) and are fixedly provided with limiting pieces.

3. The injection molding machine for processing plastic products of claim 2, wherein the two sides of the bottom end of the movable plate (402) are fixedly provided with fixing blocks, and the two fixing blocks are respectively and fixedly arranged on the two sides of the top end of the upper module (5).

4. The low-shrinkage injection molding machine for processing plastic products of claim 1, wherein the upper module (5) and the lower module (6) are hollow, one side of the upper module (5) and one side of the lower module (6) are both communicated with each other to form a connecting pipe (10), one end of the connecting pipe (10) is connected with a hose (11), and one end of the hose (11) is communicated with a mounting block.

5. The low-shrinkage injection molding machine for processing plastic products according to claim 4, wherein a plurality of vent holes (15) are formed in the other sides of the upper module (5) and the lower module (6) in an equidistant penetrating manner, and the hose (11) is communicated with an air outlet of an external air cooler through a mounting block.

6. A low-shrinkage injection molding machine for processing plastic products according to claim 1, wherein the ejecting mechanism (9) comprises a first electric push rod (901), a second electric push rod (902) and a connecting plate (903), the first electric push rod (901) is fixedly connected with the bottom plate (1), the connecting plate (903) is fixedly connected with the output end of the first electric push rod (901), and the second electric push rod (902) is fixedly arranged at the top end of the connecting plate (903).

7. A low-shrinkage injection molding machine for processing plastic products according to claim 6, wherein a dovetail block (12) is fixedly arranged on one side of the connecting plate (903), and the dovetail block (12) is arranged in a dovetail groove (13) formed in the side plate (3) and is matched with the dovetail groove (13) to slide.

8. The injection molding machine for processing plastic products with low shrinkage as claimed in claim 7, wherein the ejecting mechanism (9) further comprises a pressing plate (904), the pressing plate (904) is fixedly connected with the output end of the second electric pushing rod (902), and a plurality of elastic synapses are equidistantly arranged on one side of the pressing plate (904) close to the lower mold block (6).