CN219256238U

CN219256238U - Double-color material injection mechanism of EVA foaming forming machine

Info

Publication number: CN219256238U
Application number: CN202320045350.4U
Authority: CN
Inventors: 潘文祥; 许文添; 张国升; 郑长春
Original assignee: Jinjiang Kclka Machine Manufacture Ltd corp
Current assignee: Jinjiang Kclka Machine Manufacture Ltd corp
Priority date: 2023-01-09
Filing date: 2023-01-09
Publication date: 2023-06-27
Anticipated expiration: 2033-01-09

Abstract

The utility model relates to the field of shoemaking equipment, in particular to a bicolor material injection mechanism of an EVA foaming forming machine, which comprises two injection guns, wherein the injection guns consist of a main body, a charging barrel and a material blocking oil cylinder, the charging barrel is arranged on the main body, the bicolor material injection mechanism also comprises a left elbow and a right elbow, the two injection guns are arranged in an inclined manner, so that the front ends of the charging barrels of the two injection guns are mutually close to each other, the upper ends of the left elbow and the upper ends of the right elbow are respectively arranged at the front ends of the charging barrels of the two injection guns, the lower end of the left elbow is arranged below the right elbow, a yielding notch is arranged at the position of the left elbow close to the right elbow, a yielding unfilled corner is arranged at the position of the right elbow close to the left elbow, and the yielding unfilled corner is arranged in the yielding notch, and the material blocking oil cylinders of the two injection guns are respectively arranged at the lower ends of the left elbow and the lower ends of the right elbow, so that high-efficiency bicolor injection is realized.

Description

Double-color material injection mechanism of EVA foaming forming machine

Technical Field

The utility model relates to the field of shoemaking equipment, in particular to a bicolor material injection mechanism of an EVA foaming forming machine.

Background

With the improvement of the consumption level and the aesthetic feeling of people, the bicolor sole becomes the main stream of the market. An existing EVA double-color injection machine adopts two injection guns to inject raw materials with upper and lower colors correspondingly for double-color injection, for example, a full-automatic EVA double-color injection foaming forming machine of Chinese patent with the public number of CN201745130U is authorized, and comprises an injection gun, a mold station, a heating air cooling system and a control system, wherein the injection gun material injecting device comprises a double-charging barrel and a double-injection oil cylinder; the front end of the double-charging barrel is respectively and spirally connected with a left elbow and a right elbow which are bent in opposite directions, the horizontal sections of the left elbow and the right elbow are respectively provided with a left universal head and a right universal head, and the left universal head and the right universal head are vertically arranged. The two injection guns are arranged in parallel, and the arrangement mode ensures that the interval between the front ends of the two injection guns is larger, so that the flow passage connecting the two injection guns is longer, thereby influencing the injection efficiency.

It is therefore desirable to design a filling mechanism that prevents the above problems.

Disclosure of Invention

In order to overcome the defects in the prior art, the utility model provides a double-color material injection mechanism of an EVA foaming forming machine.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows: the utility model provides a two look notes material mechanism of EVA foaming make-up machine, includes two and penetrates the rifle, it comprises main part, feed cylinder, material blocking cylinder to penetrate the rifle, the feed cylinder is located in the main part, its characterized in that: still include left elbow, right elbow, two gun arrangements and the slope of angulation is arranged, makes two gun's feed cylinder front ends be close to each other and set up, left elbow upper end and right elbow upper end locate two respectively the feed cylinder front end of gun, left elbow lower extreme is in right elbow below, be equipped with a breach of stepping down on the left elbow near right elbow position, right elbow is close to left elbow position and is equipped with a unfinished corner of stepping down, it is in the breach of stepping down to step down the unfinished corner, two the material blocking cylinder of gun locates left elbow lower extreme and right elbow lower extreme respectively.

Further, a first runner is arranged in the left elbow, the first runner is linearly arranged from the position of the gun charging barrel towards the direction of the material blocking oil cylinder, a second runner is arranged in the right elbow, and the second runner is linearly arranged from the position of the other gun charging barrel towards the direction of the material blocking oil cylinder.

Further, a gap is arranged between the yielding unfilled corner and the yielding gap.

Further, the device also comprises universal heads, wherein the lower ends of the left elbow and the right elbow are respectively provided with one universal head, and the two universal heads are arranged up and down.

Furthermore, the material blocking oil cylinders are arranged at the rear end of the universal head, and the two material blocking oil cylinders are arranged in parallel up and down and are positioned on the same vertical plane.

Further, the included angle between the two injection guns is 4-8 degrees.

Further, a plurality of first round hole arrays are arranged on the left elbow, the left elbow penetrates through the first round hole arrays to be fixed on the charging barrel through the set bolts, a plurality of second round hole arrays are arranged on the right elbow, and the right elbow penetrates through the second round hole arrays to be fixed on the charging barrel through the set bolts.

Further, a first yielding space is arranged on the first round hole array, and a second yielding space is arranged on the second round hole array.

As can be seen from the above description of the present utility model, compared with the prior art, the dual-color material injection mechanism of the EVA foaming molding machine provided by the present utility model has the following advantages:

the two injection guns are arranged in an inclined manner, so that the front ends of the charging barrels on the two injection guns are close to each other, the length of a flow channel is effectively shortened, and the material injection efficiency is improved to a certain extent;

the left elbow and the right elbow are arranged to guide the injection and discharge positions of the two injection guns to be positioned on the same vertical plane;

the flow channels in the left elbow and the right elbow are arranged in a straight line structure to replace the existing flow channels arranged in a bending structure, so that the problem of pigment blockage is avoided, and the flow channels are more convenient to clean;

the left elbow and the right elbow are provided with the abdication unfilled corner and the abdication notch, which are convenient for the layout between the two elbows and provide an adjusting space for the two elbows.

Drawings

Fig. 1 is a schematic diagram of a top view structure of a dual-color material injection mechanism of an EVA foam molding machine according to the present utility model.

Fig. 2 is a schematic diagram of a side view structure of a dual-color material injection mechanism of an EVA foam molding machine according to the present utility model.

Fig. 3 is a schematic view of the cross-sectional structure of fig. 2 according to the present utility model.

Fig. 4 is an enlarged schematic view of the structure a in fig. 3 according to the present utility model.

The correspondence identified in the figure is as follows: 1. a gun; 11. a main body; 12. a charging barrel; 13. a material blocking oil cylinder; 2. left elbow; 21. a first flow passage; 22. a relief notch; 23. a first circular array; 24. a first yield space; 3. a right elbow; 31. a second flow passage; 32. giving off unfilled corners; 33. a second circular hole array; 34. a second yield space; 4. a universal head.

Detailed Description

The utility model is further described below by means of specific embodiments.

Referring to fig. 1 to 4, the dual-color material injection mechanism of the EVA foaming forming machine comprises a gun 1, a main body 11, a charging barrel 12, a material blocking oil cylinder 13, a left elbow 2 and a right elbow 3.

The two shooting guns 1 are arranged, the shooting guns 1 are composed of a main body 11, a charging barrel 12 and a material blocking oil cylinder 13, the charging barrel 12 is arranged on the main body 11, the two shooting guns 1 are arranged in an inclined mode, the included angle range between the two shooting guns 1 is 4-8 degrees, the front ends of the charging barrels 12 of the two shooting guns 1 are arranged close to each other, therefore, the length of a flow channel is structurally effectively shortened, and the material injection efficiency is improved to a certain extent.

The upper ends of the left elbow 2 and the right elbow 3 are respectively arranged at the front ends of the feed barrels 12 of the two injection guns 1, the lower end of the left elbow 2 is arranged below the right elbow 3, a yielding gap 22 is arranged at the position, close to the right elbow 3, of the left elbow 2, a yielding unfilled corner 32 is arranged at the position, close to the left elbow 2, of the right elbow 3, the yielding unfilled corner 32 is arranged in the yielding gap 22, the material blocking cylinders 13 of the two injection guns 1 are respectively arranged at the lower ends of the left elbow 2 and the lower end of the right elbow 3, and a gap is arranged between the yielding unfilled corner 32 and the yielding gap 22; the left elbow 2 is internally provided with a first flow passage 21, the first flow passage 21 is linearly arranged from the position of the feed cylinder 12 of the gun 1 towards the direction of the material blocking oil cylinder 13, the right elbow 3 is internally provided with a second flow passage 31, and the second flow passage 31 is linearly arranged from the position of the feed cylinder 12 of the other gun 1 towards the direction of the material blocking oil cylinder 13. The left elbow 2 and the right elbow 3 are arranged to guide the injection and discharge positions of the two injection guns 1 to be positioned on the same vertical plane, and the arrangement of the linear structures of the first flow channel 21 and the second flow channel 31 is convenient, so that the problem of pigment blockage is avoided, and the flow channels are more convenient to clean; the left elbow 2 and the right elbow 3 are provided with the relief unfilled corner 32 and the relief notch 22, which are convenient for layout between the two elbows and provide adjustment space for the two elbows.

The universal head 4, left elbow 2 and right elbow 3 lower extreme are equipped with a universal head 4 respectively, and two universal head 4 is the range setting from top to bottom, and universal head 4 can guarantee to penetrate the laminating of rifle 1 material when annotating with the mould.

Be equipped with a plurality of first round hole arrays 23 on the left elbow 2, first round hole annular array sets up, left elbow 2 passes first round hole through set up the bolt fixedly with on the feed cylinder 12, be equipped with a plurality of second round hole arrays 33 on the right elbow 3, second round hole annular array sets up, right elbow 3 passes first round hole through set up the bolt fixedly with on the feed cylinder 12. The first circular hole array 23 is provided with a first abdication space 24, the second circular hole array 33 is provided with a second abdication space 34, the first abdication space 24 is for opening the first runner 21, and the second abdication space 34 is for opening the second runner 31.

The working principle of the double-color material injection mechanism of the EVA foaming forming machine is as follows:

when the two shooting guns 1 perform double-color injection on the die, the universal heads 4 of the two shooting guns 1 are positioned at the upper and lower positions and are positioned on the same vertical plane, and simultaneously, the upper die cavity and the lower die cavity of the double-color die in the die station are simultaneously injected with EVA foaming materials with different colors.

The foregoing is merely one specific embodiment of the present utility model, but the design concept of the present utility model is not limited thereto, and any insubstantial modification of the present utility model by using the concept shall belong to the behavior of infringement of the protection scope of the present utility model.

Claims

1. The utility model provides a two look notes material mechanism of EVA foaming make-up machine, includes two and penetrates the rifle, it comprises main part, feed cylinder, material blocking cylinder to penetrate the rifle, the feed cylinder is located in the main part, its characterized in that: still include left elbow, right elbow, two gun arrangements and the slope of angulation is arranged, makes two gun's feed cylinder front ends be close to each other and set up, left elbow upper end and right elbow upper end locate two respectively the feed cylinder front end of gun, left elbow lower extreme is in right elbow below, be equipped with a breach of stepping down on the left elbow near right elbow position, right elbow is close to left elbow position and is equipped with a unfinished corner of stepping down, it is in the breach of stepping down to step down the unfinished corner, two the material blocking cylinder of gun locates left elbow lower extreme and right elbow lower extreme respectively.

2. The dual-color material injection mechanism of the EVA foaming forming machine according to claim 1, wherein: the left elbow is internally provided with a first runner, the first runner is linearly arranged from the position of the gun charging barrel towards the direction of the material blocking oil cylinder, the right elbow is internally provided with a second runner, and the second runner is linearly arranged from the position of the other gun charging barrel towards the direction of the material blocking oil cylinder.

3. The dual-color material injection mechanism of the EVA foaming forming machine according to claim 1, wherein: and a gap is arranged between the yielding unfilled corner and the yielding gap.

4. The dual-color material injection mechanism of the EVA foaming forming machine according to claim 1, wherein: the novel elbow comprises a left elbow and a right elbow, and is characterized by further comprising universal heads, wherein the lower ends of the left elbow and the right elbow are respectively provided with one universal head, and the two universal heads are arranged up and down.

5. The dual-color material injection mechanism of the EVA foaming forming machine according to claim 4, wherein: the material blocking oil cylinders are arranged at the rear end of the universal head, and the two material blocking oil cylinders are arranged in parallel up and down and are positioned on the same vertical plane.

6. The dual-color material injection mechanism of the EVA foaming forming machine according to claim 1, wherein: the included angle between the two injection guns is 4-8 degrees.

7. The dual-color material injection mechanism of the EVA foaming forming machine according to claim 1, wherein: the left elbow is provided with a plurality of first round hole arrays, the left elbow passes through the first round hole arrays to be fixed on the charging barrel through the set bolts, the right elbow is provided with a plurality of second round hole arrays, and the right elbow passes through the second round hole arrays to be fixed on the charging barrel through the set bolts.

8. The dual-color injection mechanism of the EVA foaming forming machine, according to claim 7, is characterized in that: the first round hole array is provided with a first abdication space, and the second round hole array is provided with a second abdication space.