CN219634432U

CN219634432U - EVA (ethylene-vinyl acetate) injection one-step forming die

Info

Publication number: CN219634432U
Application number: CN202321131060.8U
Authority: CN
Inventors: 朱俊霖
Original assignee: Fujian Shenghai Shoes Co ltd
Current assignee: Fujian Shenghai Shoes Co ltd
Priority date: 2023-05-11
Filing date: 2023-05-11
Publication date: 2023-09-05
Anticipated expiration: 2033-05-11

Abstract

The utility model discloses an EVA injection one-time forming die which comprises a base, supporting legs, a lower module, a supporting frame and an electric telescopic rod, wherein the supporting legs are fixedly arranged at the lower end of the base, the lower module is fixedly arranged at the upper end of the base, the supporting frame is fixedly arranged at the upper end of the base, the electric telescopic rod is fixedly arranged at the lower end of the supporting frame, an upper module is fixedly arranged at the output end of the electric telescopic rod, an EVA injection machine is fixedly arranged at the upper end of the base, the EVA injection machine is connected with the lower module through a connecting pipe, a check valve is fixedly arranged at the outer side of the connecting pipe, and a fixing rod is connected at the outer side of the upper module. This EVA jets out one shot forming mould and upwards moves through last module to drive the dead lever and follow upward movement, thereby make the slide bar in the dead lever outside upwards slide along the slip track, thereby it is ejecting from lower module inboard with the work piece through the kicking block of connecting rod upper end, reach the effect of being convenient for the drawing of patterns, promote the efficiency of work.

Description

EVA (ethylene-vinyl acetate) injection one-step forming die

Technical Field

The utility model relates to the technical field of dies, in particular to an EVA injection one-time forming die.

Background

EVA is formed by copolymerizing ethylene and acetic acid, is abbreviated as EVA, and is widely used in the field of foaming shoe materials, the traditional EVA injection machine directly injects EVA particles into a machine table die, and the die is opened after vacuum vulcanization for about 400 seconds, so that the in-die sole is foamed and molded, and the method has the characteristics of high yield, one-step molding and the like.

The utility model provides an injection type EVA mould of application number CN202123420854.X, including last mould and lower mould, the core groove has been seted up at the top of lower mould, the internal surface slip in core groove has inlayed the core, the inclined plane has all been seted up to core and core groove side that is close to mutually, two inclined planes are fixedly connected with first rotating block and second rotating block respectively, the inside horizontal fixed of first rotating block is equipped with the horizontal pole, the inside of second rotating block is worn to locate in the pole wall rotation of horizontal pole, and the rear end passes the core groove and extends to outside, go up the lateral wall of mould and lower mould and fixedly be equipped with arm-tie and backup pad respectively, be equipped with pulling rotary mechanism between arm-tie and the backup pad. According to the utility model, after the EVA product is molded, the inner core of the die can be transferred to the outside of the die, so that the product can be conveniently taken out from the outside manually.

This contrast file is through the first rotating block that is equipped with, second rotating block, and horizontal pole and core groove and core to make the core pass through the horizontal pole and roll out the lower mould, be convenient for artifical outside get the piece, but the device only can make the core rotate to the certain angle thereby be convenient for artifical get the piece, and the work piece can adhere in the die cavity inboard after the foaming, even rotate to suitable angle and get the drawing of patterns processing of still being inconvenient for the work piece.

Aiming at the problems, innovative design is urgently needed on the basis of the structure of the original EVA injection one-time forming die.

Disclosure of Invention

The utility model aims to provide an EVA injection one-time forming die, which solves the problems that in the prior art, the device only can enable a core to rotate to a certain angle so as to facilitate manual workpiece taking, a workpiece is adhered to the inner side of a die cavity after foaming, and demolding treatment of the workpiece is inconvenient even if the workpiece is taken after the workpiece is rotated to a proper angle.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an EVA jets out one shot forming mould, includes base, supporting leg, lower module, support frame and electric telescopic handle, base lower extreme fixed mounting has the supporting leg, and base upper end fixed mounting has lower module, base upper end fixed mounting has the support frame, and support frame lower extreme fixed mounting has electric telescopic handle to electric telescopic handle output fixed mounting has the module, base upper end fixed mounting has EVA to jet out the machine, and EVA jets out the machine and pass through the connecting pipe and be connected with lower module to connecting pipe outside fixed mounting has the check valve, go up the module outside and be connected with the dead lever, and dead lever outside fixed mounting has the sliding block, base outside fixed mounting has the slip track, and the inboard nested sliding block that has of slip track, sliding block outside fixed mounting has the connecting rod, and the connecting rod runs through the base inboard, connecting rod upper end fixed mounting has the kicking block, and the kicking block runs through lower module inboard.

Preferably, the lower module and the upper module are correspondingly distributed up and down; the lower module and the upper module are correspondingly distributed vertically, and the workpiece can be made to be plastic at the inner side of the lower module through extrusion.

Preferably, the sliding block and the base form a sliding structure through a sliding track, and the connecting rod at the outer side of the sliding block is in a side L-shaped structure in front view; the sliding block and the base form a sliding structure through the sliding track, and the connecting block can be driven to move on the inner side of the base, so that the ejector block is pushed to eject the workpiece from the inner side of the lower module.

Preferably, the fixed block is fixedly arranged at the upper end of the base, the motor is fixedly arranged at the outer side of the fixed block, the fan is fixedly arranged at the output end of the motor, the first transmission shaft is fixedly arranged at the output end of the motor and connected with the second transmission shaft through the transmission belt, the concentric shaft penetrates through the inner side of the fixed block, the second transmission shaft is fixedly arranged at the outer side of the concentric shaft, the fan is fixedly arranged at the outer side of the concentric shaft, and the radiating pipe penetrates through the inner side of the lower module.

Preferably, the two groups of radiating pipes are symmetrically arranged in front-back direction relative to the middle point of the lower module, and the left end of each radiating pipe is in a conical structure in front view; the right-hand side of cooling tube is just looking and is the toper form structure, and the wind-force that makes the fan produce gets into the cooling tube inboard, accelerates the air circulation of cooling tube inboard.

Preferably, the fans and the fixed blocks form a rotating structure, and the fans and the radiating pipes are correspondingly distributed left and right; the fan and the fixed block form a rotating structure, so that the fan can rotate to generate wind power, and the wind power enters the inner side of the radiating pipe to accelerate the loss of heat at the outer side of the lower module.

Compared with the prior art, the utility model has the beneficial effects that: the EVA injection one-time molding die comprises:

1. be provided with the structure of being convenient for the drawing of patterns, upward move through last module to drive the dead lever and follow upward movement, thereby make the slide bar in the dead lever outside upwards slide along the slip track, thereby it is ejecting from lower module inboard with the work piece through the kicking block of connecting rod upper end, reach the effect of being convenient for the drawing of patterns, promote the efficiency of work.

2. Be provided with cooling structure with higher speed, set up multiunit fan in the base upper end, drive multiunit fan through the rotation of motor output and rotate to make the fan rotate the inboard thermal circulation of acceleration cooling tube, reach the effect of cooling down around the lower module, accelerate the shaping efficiency of work piece.

Drawings

FIG. 1 is a schematic elevational view of the present utility model;

FIG. 2 is a schematic diagram of a side cross-sectional structure of a base of the present utility model;

FIG. 3 is a schematic top view of the base of the present utility model;

FIG. 4 is a schematic side view of a first module according to the present utility model;

fig. 5 is an enlarged schematic view of the structure of fig. 1 a according to the present utility model.

In the figure: 1. a base; 2. support legs; 3. a lower module; 4. a support frame; 5. an electric telescopic rod; 6. an upper module; 7. EVA injection molding machine; 8. a connecting pipe; 12. a fixed rod; 13. a sliding block; 14. a sliding rail; 15. a connecting rod; 16. a top block; 17. a fixed block; 18. a motor; 19. a blower; 20. a first drive shaft; 21. a transmission belt; 22. a second drive shaft; 23. a concentric shaft; 24. a heat radiating pipe; 25. a check valve.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, the present utility model provides a technical solution: an EVA injection one-time forming die comprises a base 1, supporting legs 2, a lower module 3, a supporting frame 4, an electric telescopic rod 5, an upper module 6, an EVA injection machine 7, a connecting pipe 8, a fixing rod 12, a sliding block 13, a sliding rail 14, a connecting rod 15, a top block 16, a fixing block 17, a motor 18, a fan 19, a first transmission shaft 20, a transmission belt 21, a second transmission shaft 22, a concentric shaft 23, a radiating pipe 24 and a check valve 25.

The lower end of the base 1 is fixedly provided with a supporting leg 2, the upper end of the base 1 is fixedly provided with a lower module 3, the upper end of the base 1 is fixedly provided with a supporting frame 4, the lower end of the supporting frame 4 is fixedly provided with an electric telescopic rod 5, the output end of the electric telescopic rod 5 is fixedly provided with an upper module 6, the upper end of the base 1 is fixedly provided with an EVA injection machine 7, the EVA injection machine 7 is connected with the lower module 3 through a connecting pipe 8, the outer side of the connecting pipe 8 is fixedly provided with a check valve 25, the outer side of the upper module 6 is connected with a fixed rod 12, the outer side of the fixed rod 12 is fixedly provided with a sliding block 13, the outer side of the base 1 is fixedly provided with a sliding rail 14, the inner side of the sliding rail 14 is nested with a sliding block 13, the outer side of the sliding block 13 is fixedly provided with a connecting rod 15, the connecting rod 15 penetrates the inner side of the base 1, the upper end of the connecting rod 15 is fixedly provided with a top block 16, and the top block 16 penetrates the inner side of the lower module 3;

according to the figures 1-2, the lower module 3 and the upper module 6 are distributed correspondingly up and down; the sliding block 13 and the base 1 form a sliding structure through a sliding track 14, and a connecting rod 15 at the outer side of the sliding block 13 is in a side L-shaped structure in front view;

this structure is at first operated electric telescopic handle 5, drive the module 6 and move down through electric telescopic handle 5 output, laminate with lower module 3, later directly penetrate the lower module 3 with the EVA particle through EVA injection molding machine 7 in, the inboard work piece of lower module 3 is moulded after foaming, after moulding, make the module 6 upwards move through electric telescopic handle 5, when upwards moving, upward 6 outside dead lever 12 also can follow upward movement, the dead lever 12 upwards moves and can drive slider 13 and upwards move along the slip track 14 inboard, thereby through the connection of connecting rod 15, make kicking block 16 upwards move, jack-up the inboard work piece of lower module 3, reach the effect of automatic drawing of patterns.

A fixed block 17 is fixedly arranged at the upper end of the base 1, a motor 18 is fixedly arranged at the outer side of the fixed block 17, a fan 19 is fixedly arranged at the output end of the motor 18, a first transmission shaft 20 is fixedly arranged at the output end of the motor 18, the first transmission shaft 20 is connected with a second transmission shaft 22 through a transmission belt 21, a concentric shaft 23 penetrates through the inner side of the fixed block 17, a second transmission shaft 22 is fixedly arranged at the outer side of the concentric shaft 23, a fan 19 is fixedly arranged at the outer side of the concentric shaft 23, and a radiating pipe 24 penetrates through the inner side of the lower module 3;

according to fig. 1 and fig. 3-5, two groups of radiating pipes 24 are symmetrically arranged around the midpoint of the lower module 3, and the left end of the radiating pipe 24 is in a conical structure in front view; the fans 19 and the fixed blocks 17 form a rotating structure, and the fans 19 and the radiating pipes 24 are correspondingly distributed left and right;

when the structure needs to mould the workpiece on the inner side of the lower module 3, the motor 18 is operated, the output end of the motor 18 drives the fan 19 to rotate, the motor output end 18 can drive the first transmission shaft 20 to rotate together when rotating, the first transmission shaft 20 can drive the second transmission shaft 22 to rotate together through the connection of the transmission belt 21 when rotating, thereby the fan 19 on the rear side is driven to rotate together through the connection of the concentric shaft 23, wind power generated by the rotation of the fan 19 can enter the inner side of the cooling tube 24 through the conical opening on the side end of the cooling tube 24, thereby accelerating the circulation of air on the inner side of the cooling tube 24, enabling the heat on the periphery of the lower module 3 to be rapidly dispersed, achieving the effect of cooling and improving the efficiency of workpiece plasticity.

What is not described in detail in this specification is prior art known to those skilled in the art.

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

Claims

1. EVA jets out one shot forming mould, including base (1), supporting leg (2), lower module (3), support frame (4) and electric telescopic handle (5), its characterized in that: the utility model discloses a base, including base (1), connecting rod (3), support leg (2), base (1) upper end fixed mounting has lower module (3), base (1) upper end fixed mounting has support frame (4), and support frame (4) lower extreme fixed mounting has electric telescopic handle (5), and electric telescopic handle (5) output fixed mounting has last module (6), base (1) upper end fixed mounting has EVA injection molding machine (7), and EVA injection molding machine (7) are connected with lower module (3) through connecting pipe (8), and connecting pipe (8) outside fixed mounting has check valve (25), go up module (6) outside and be connected with dead lever (12), and dead lever (12) outside fixed mounting has sliding block (13), base (1) outside fixed mounting has sliding rail (14), and sliding rail (14) inboard nestification has sliding block (13), sliding block (13) outside fixed mounting has connecting rod (15), and connecting rod (15) run through base (1) inboard, connecting rod (15) upper end fixed mounting has kicking block (16), and kicking block (16) are run through module (3).

2. The EVA injection one-shot forming die of claim 1, wherein: the lower modules (3) and the upper modules (6) are correspondingly distributed up and down.

3. The EVA injection one-shot forming die of claim 1, wherein: the sliding block (13) and the base (1) form a sliding structure through the sliding track (14), and the connecting rod (15) at the outer side of the sliding block (13) is in a side L-shaped structure.

4. The EVA injection one-shot forming die of claim 1, wherein: the base (1) upper end fixed mounting has fixed block (17), and fixed block (17) outside fixed mounting has motor (18) to motor (18) output fixed mounting has fan (19), motor (18) output fixed mounting has first transmission shaft (20), and first transmission shaft (20) are connected with second transmission shaft (22) through drive belt (21), concentric axle (23) have been run through to fixed block (17) inboard, and concentric axle (23) outside fixed mounting has second transmission shaft (22) to concentric axle (23) outside fixed mounting has fan (19), cooling tube (24) have been run through to lower module (3) inboard.

5. The EVA injection one-shot forming die of claim 4, wherein: two groups of radiating pipes (24) are symmetrically arranged around the middle point of the lower module (3), and the left end of each radiating pipe (24) is in a conical structure in front view.

6. The EVA injection one-shot forming die of claim 4, wherein: the fans (19) and the fixed blocks (17) form a rotating structure, and the fans (19) and the radiating pipes (24) are correspondingly distributed left and right.