Vertical hot-press injection molding machine

Abstract

The utility model discloses a vertical type hot-press injection molding machine which comprises a rack and an injection molding table used for storing sizing materials, a heating assembly, a forming die assembly, a movable sliding table and a hydraulic lifting assembly are arranged on the rack, a top plate, a bottom plate and a movable plate are arranged on the rack, and the movable plate is movably arranged between the top plate and the bottom plate. The hydraulic lifting assembly is installed on the bottom plate and extends upwards to be connected with the movable plate to control the movable plate to move up and down. The forming die assembly and the heating assembly are arranged between the movable plate and the top plate. The heating device is simple in structure and convenient and fast to use, the heating assembly achieves temperature rise and temperature control in an electric heating mode, and compared with traditional steam or heat conduction oil heating, temperature control is more accurate, so that the bonding degree between particles is improved, the particles are tighter, more complex shoe types can be formed in a hot press mode, and the production efficiency is improved. And a movable sliding table structure is adopted, so that the mold can automatically slide out and be quickly opened after a product is formed, the operation steps are saved, and the working efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to injection molding machine technical field especially is vertical hot pressure injection molding machine. BACKGROUND

[0002] In the field of footwear manufacturing, the production process of shoe midsole has always been one of the key technologies. The traditional popcorn shoe midsole manufacturing process mainly adopts steam forming technology. This technology makes supercritical foaming particles (such as TPU, TPEE, PEBAX, etc.) expand and bond by steam heating. However, the traditional popcorn steam forming technology has the following shortcomings:

[0003] 1. The traditional technology relies on steam or heat conducting oil for heating, which leads to inaccurate temperature control and makes it difficult to adapt to complex shoe production requirements, resulting in unstable sole forming quality and low adhesion between particles, which is prone to falling slag and breaking.

[0004] 2. The previous equipment is complex to operate. During the opening and closing of the mold and the removal process, the operation is complicated and complex, and there is also a certain safety hazard, which is easy to scald the operator. In addition, the single hot pressing equipment has low production efficiency in the use process and cannot adapt to the current large batch processing order demand.

[0005] Therefore, it is necessary to study a new technical scheme to solve the above problems. INVENTION CONTENTS

[0006] Therefore, the utility model provides a vertical hot pressure injection molding machine.

[0007] To achieve the above purpose, the utility model adopts the following technical scheme:

[0008] A vertical hot pressure injection molding machine, comprising a rack and an injection shooting table for storing glue, the rack is provided with a heating assembly, a forming mold assembly, a moving sliding table and a hydraulic lifting assembly, the rack has a top plate, a bottom plate and a movable plate, the movable plate is movably arranged between the top plate and the bottom plate, the hydraulic lifting assembly is installed on the bottom plate and extends upward to connect the movable plate to control its up and down movement, the forming mold assembly and the heating assembly are arranged between the movable plate and the top plate, the lower end of the injection shooting table sequentially passes through the top plate, the heating assembly and the forming mold assembly, and the glue falls into the forming mold assembly for hot pressing forming.

[0009] As a preferred, the heating assembly comprises an upper heating plate and a lower heating plate, the upper heating plate is fixedly installed on the inner top end of the top plate, the lower heating plate is fixedly installed on the moving sliding table and moves with it, and the forming mold assembly is installed between the upper heating plate and the lower heating plate.

[0010] As a kind of preferred, the forming die assembly includes upper die and lower die, the upper die and lower die are mutually buckled, so that the forming cavity groove is formed between them, so that the rubber falls in it to heat and form product;

[0011] The center of the top plate and the upper heating plate is provided with a through hole penetrating up and down, the through hole is communicated with the lower end of injection molding station, so that the rubber falls from top to bottom into the lower die, and is heated and formed by the buckling of the upper die and the lower die.

[0012] As a kind of preferred, the upper end surface of the moving slide is provided with a slide rail, the lower end surface of the lower heating plate is provided with a sliding block matched with the slide rail, and the lower heating plate slides along the extension direction of the slide rail, so as to change the position of the lower heating plate.

[0013] As a kind of preferred, the hydraulic lifting assembly includes a booster cylinder and a clamping cylinder, the booster cylinder and the clamping cylinder are fixedly installed on the bottom plate and extend upward to the piston shaft, the top end of the piston shaft is connected and fixed with the lower end surface of the movable plate, so that the movable plate is controlled to move up and down by the hydraulic lifting assembly, and the lower die at the upper end can approach / away from the upper die.

[0014] As a kind of preferred, the upper heating plate and the lower heating plate are electric heating plates, and the rear end of the rack is further provided with a distribution box, the distribution box is electrically connected with the upper heating plate and the lower heating plate of the heating assembly, so as to control the heating state.

[0015] As a kind of preferred, the rear end of the rack is further provided with a linear motor drive, one end of the linear motor drive is connected with one side end of the lower heating plate, so as to control the lower heating plate to slide along the extension direction of the slide rail.

[0016] As a kind of preferred, the injection molding station is arranged directly above the rack, the outer end of the injection molding station is provided with a plurality of supporting shafts, the lower ends of the supporting shafts are fixedly installed on the outer end surface of the rack top plate, and the injection molding station is fixed on the supporting shafts by bolts.

[0017] As a kind of preferred, a handrail is further included, the handrail is arranged at the rear end of the machine table, so as to facilitate the operator to ascend and approach the upper end of the injection molding station, so as to add rubber to the inside.

[0018] As a kind of preferred, the number of racks and injection molding stations is set to multiple, and the multiple racks and injection molding stations are placed side by side to heat and press the rubber.

[0019] Compared with the prior art, the utility model has obvious advantages and beneficial effects, specifically speaking, from the above technical scheme, it can be known that:

[0020] The utility model discloses simple structure, convenient and fast, make heating assembly realize temperature control through the mode of electric heating, compared with traditional steam or heat conduction oil heating, make temperature control more accurate, thereby improve the adhesion between the particles, make it more closely, can hot-pressing form more complex shoe type, and adopt the structure of mobile sliding table, can make the mould after forming the product, can automatically slide out and open quickly, save operation step, improve work efficiency, and the periphery of machine table is provided with safety device, effectively guarantee the safety of operator.

[0021] The device can also be arranged as multiple side-by-side work station structures, so that the production efficiency is greatly improved, the number of workers is reduced, and the production cost of the enterprise is reduced. BRIEF DESCRIPTION OF DRAWINGS

[0022] In order to make the technical solutions in the embodiments of the present application clearer, the following will briefly introduce the drawings needed to be used in the embodiments or prior art description. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can also be obtained according to these drawings without creative labor for those skilled in the art.

[0023] Fig. 1 It is the overall structure schematic diagram of the utility model.

[0024] Fig. 2 It is the overall structure schematic diagram of another view of the utility model.

[0025] Fig. 3 It is the structure schematic diagram on the rack of the utility model.

[0026] In the drawings, various reference signs are:

[0027] 100, rack; 110, top plate; 111, through hole; 120, bottom plate; 130, movable plate; 200, injection shooting platform; 210, support shaft; 300, heating assembly; 310, upper heating plate; 320, lower heating plate; 400, mobile sliding table; 410, slide rail; 500, hydraulic lifting assembly; 510, booster oil cylinder; 520, mold closing oil cylinder; 600, distribution box; 700, linear motor drive; 800, escalator. DETAILED DESCRIPTION

[0028] In order to make the technical problems, technical solutions and beneficial effects of the present application clearer, the following will further describe the present application in combination with the drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present application, and are not used to limit the present application.

[0029] It should be noted that when an element is referred to as being "fixed" or "set" on another element, it can be directly on the other element or indirectly on the other element. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or indirectly connected to the other element.

[0030] It should be understood that the terms "length", "width", "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application.

[0031] In addition, the terms "first", "second" are only for descriptive purposes and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Therefore, the features defined with "first", "second" can explicitly or implicitly include one or more of the features. In the description of the present application, the meaning of "multiple" is two or more, unless otherwise specifically limited.

[0032] In order to make the purpose, technical scheme and advantages of the present application more clear, the present application will be further described in detail below with reference to the drawings and examples.

[0033] Referring to the drawings Figs. 1-3 As shown in the drawings: a vertical hot pressure injection molding machine, comprising a rack 100 and an injection molding machine for storing rubber material 200, the rack 100 is provided with a heating assembly 300, a molding module assembly, a moving slide 400 and a hydraulic lifting assembly 500, and the rack 100 also has a top plate 110, a bottom plate 120 and a movable plate 130, the movable plate 130 is movably arranged between the top plate 110 and the bottom plate 120, and the movable plate 130 can move up and down between the two, the hydraulic lifting assembly 500 is installed on the bottom plate 120, and the hydraulic lifting assembly 500 is connected to the movable plate 130 by extending upward, used to control the movable plate 130 to move up and down, the molding module assembly and the heating assembly 300 are arranged between the movable plate 130 and the top plate 110, and the lower end of the injection molding machine 200 passes through the top plate 110, the heating assembly 300 and the molding module assembly in turn, and the rubber material stored inside can smoothly fall into the molding module assembly for hot pressing, so as to process the molded shoe midsole.

[0034] In the embodiment, the heating assembly 300 comprises an upper heating plate 310 and a lower heating plate 320, the upper heating plate 310 is fixedly installed on the inner top end of the top plate 110, the lower heating plate 320 is fixedly installed on the moving slide 400 and moves with the moving slide 400, and the forming die assembly is installed between the upper heating plate 310 and the lower heating plate 320, so that the upper heating plate 310 and the lower heating plate 320 can heat the rubber in the forming die assembly to melt into the required shape structure.

[0035] Specifically, the forming die assembly comprises an upper die core and a lower die core, the upper die core and the lower die core are buckled with each other to form a forming cavity groove therebetween, so that the rubber falls into the forming cavity groove to be heated and formed into a product.

[0036] Further, the top plate 110 and the upper heating plate 310 are provided with a through hole 111 extending upward and downward, and the through hole 111 is communicated with the lower end of the injection molding bench 200, so that the rubber falls from top to bottom into the lower die core, and the upper die core and the lower die core are buckled to be heated and formed into the required product.

[0037] In the embodiment, the moving slide 400 is provided with a slide rail 410 on the upper end face, and the lower heating plate 320 is provided with a sliding block matched with the slide rail 410 on the lower end face, so that the lower heating plate 320 can slide in the extension direction of the slide rail 410, thereby changing the position of the lower heating plate 320 and realizing the installation state of sliding out / in quickly.

[0038] In the embodiment, the hydraulic lifting assembly 500 comprises a booster cylinder 510 and a clamping cylinder 520, the booster cylinder 510 and the clamping cylinder 520 are fixedly installed on the bottom plate 120 and extend upward to the piston shaft, the top end of the piston shaft is connected and fixed with the lower end face of the movable plate 130, so that the movable plate 130 is controlled to move up and down by the hydraulic lifting assembly 500, and the lower die core at the upper end can approach / away from the upper die core.

[0039] Specifically, the upper heating plate 310 and the lower heating plate 320 used are electric heating plates, and a power distribution box 600 is further arranged at the rear end of the rack 100, the power distribution box 600 is electrically connected with the upper heating plate 310 and the lower heating plate 320 of the heating assembly 300, so as to control the heating state of the electric heating plate and realize the precise control of temperature change and ensure the heating temperature.

[0040] Specifically, a linear motor drive 700 is further arranged at the rear end of the rack 100, one end of the linear motor drive 700 is connected with one side end of the lower heating plate 320, so as to control the lower heating plate 320 to slide in the extension direction of the slide rail 410 by the linear motor drive 700, and realize the effect of automatic sliding out / in.

[0041] In the embodiment, the injection molding platform 200 is arranged above the frame 100, and a plurality of support shafts 210 are arranged at the outer end of the injection molding platform 200, the lower ends of the support shafts 210 are fixedly arranged on the outer end surface of the top plate 110 of the frame 100, and the injection molding platform 200 is fixed on the support shafts 210 by bolts, so that the injection molding platform 200 can be fixed above the frame.

[0042] Specifically, the escalator 800 is arranged at the rear end of the frame, so that the operator can ascend to the upper end of the injection molding platform 200 to add the rubber material into the injection molding platform 200.

[0043] Further, the number of the frame 100 and the injection molding platform 200 can be multiple, and the multiple frames 100 and injection molding platforms 200 are arranged side by side to perform the hot-pressing molding of the rubber material, so that the molding speed is improved, the number of workers is reduced, and one worker can complete multiple devices.

[0044] The above is only a preferred embodiment of the present application, and the technical principle of the present application is specifically described, and the description is only for explaining the principle of the present application, and cannot be explained as the limitation of the protection scope of the present application in any way. Based on the explanation, any modification, equivalent replacement and improvement within the spirit and principle of the present application, and other specific embodiments of the present application which can be thought by the person skilled in the art without creative labor are included in the protection scope of the present application.

Claims

1. A vertical hot compression injection molding machine comprising a frame and an injection station for storing a compound, characterized in that: The rack is provided with a heating assembly, a forming die assembly, a moving slide and a hydraulic lifting assembly. The rack has a top plate, a bottom plate and a movable plate. The movable plate is movably arranged between the top plate and the bottom plate. The hydraulic lifting assembly is installed on the bottom plate and extends upward to connect the movable plate to control the upward and downward movement of the movable plate. The forming die assembly and the heating assembly are arranged between the movable plate and the top plate. The lower end of the injection molding platform sequentially passes through the top plate, the heating assembly and the forming die assembly, and the rubber material falls into the forming die assembly for hot pressing forming.

2. The vertical thermo-compression injection molding machine according to claim 1, characterized in that: The heating assembly includes an upper heating plate and a lower heating plate. The upper heating plate is fixedly installed at the inner top end of the top plate. The lower heating plate is fixedly installed on the moving slide and moves with the moving slide. The forming die assembly is installed between the upper heating plate and the lower heating plate.

3. The vertical thermo-compression injection molding machine according to claim 2, characterized in that: The forming die assembly includes an upper die and a lower die. The upper die and the lower die are mutually buckled to form a forming cavity groove therebetween, so that the rubber material falls into the forming cavity groove for heating and forming a product. The center of the top plate and the upper heating plate is provided with a through hole extending upward and downward. The through hole is connected with the lower end of the injection molding platform, so that the rubber material falls from the upper end to the lower end of the lower die, and is heated and formed by the buckling of the upper die and the lower die.

4. The vertical thermo-compression injection molding machine according to claim 3, characterized in that: The upper end surface of the moving slide is provided with a slide rail. The lower end surface of the lower heating plate is provided with a slide block matched with the slide rail. The lower heating plate slides along the extension direction of the slide rail to change the position of the lower heating plate.

5. The vertical thermo-compression injection molding machine according to claim 4, characterized in that: The hydraulic lifting assembly includes a booster oil cylinder and a die closing oil cylinder. The booster oil cylinder and the die closing oil cylinder are fixedly installed on the bottom plate and extend upward to connect the piston shafts at the top end of the piston shafts and the lower end surface of the movable plate, so that the movable plate is controlled to move up and down by the hydraulic lifting assembly, and the lower die at the upper end can be close to or away from the upper die.

6. The vertical thermo-compression injection molding machine according to claim 2, characterized in that: The upper heating plate and the lower heating plate are electric heating plates. The rear end of the rack is further provided with a distribution box. The distribution box is electrically connected with the upper heating plate and the lower heating plate of the heating assembly to control the heating state.

7. The vertical thermo-compression injection molding machine according to claim 4, characterized in that: The rear end of the rack is further provided with a linear motor drive. One end of the linear motor drive is connected with one side end of the lower heating plate to control the sliding movement of the lower heating plate along the extension direction of the slide rail.

8. The vertical thermo-compression injection molding machine according to claim 3, characterized in that: The injection molding platform is arranged directly above the rack. The outer end of the injection molding platform is provided with a plurality of support shafts. The lower ends of the support shafts are fixedly installed on the outer end surface of the top plate of the rack. The injection molding platform is fixed to the support shafts by bolts.

9. The vertical thermo-compression injection molding machine according to claim 8, characterized in that: A handrail is further included. The handrail is arranged at the rear end of the rack to facilitate the operator to ascend and approach the upper end of the injection molding platform to add rubber material to the inside of the injection molding platform.

10. The vertical thermo-compression injection molding machine according to claim 9, characterized in that: The number of racks and injection molding platforms is set to multiple. The multiple racks and injection molding platforms are placed side by side for hot pressing forming of rubber material.

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