Ejection equipment for foam molding of multicolor shoe soles

Abstract

The utility model relates to an injection device for foam forming of a multicolor sole, which comprises an injection device and a multicolor sole foam forming mould arranged on the injection device, and the multicolor sole foam forming mould comprises a lower mould plate, a middle mould plate and an upper mould plate, the left side of the lower die plate is connected with a middle die plate in a left-right turning mode through a first hinge assembly, the right side of the lower die plate is connected with an upper die plate in a left-right turning mode through a second hinge assembly, a first feeding port is formed in the middle die plate, and a second feeding port is formed in the upper die plate. The injection equipment comprises a workbench, a first injection mechanism, a second injection mechanism and a lifting mechanism for driving the first injection mechanism and the second injection mechanism to lift up and down, the first injection mechanism is matched with the first feed port for injection, and the second injection mechanism is matched with the second feed port for injection; the equipment is simple in overall structure and easy and convenient to operate, shoe sole forming is more convenient, and a large amount of manpower and time are saved.

Description

Technical Field

[0001] The utility model relates to the technical field of sole production, in particular to an injection device used for foaming and molding of multi-color soles. Background Art

[0002] When two-color soles are formed, one color of raw material needs to be manually injected into the mold for forming, and then the formed sole is placed in the groove of another sole forming machine, and then another color of raw material is injected. This has slow production efficiency and high labor intensity for workers. Utility Model Content

[0003] The present invention aims to solve one of the problems existing in the prior art to at least a certain extent. To this end, the present invention provides an injection device for foaming and molding multi-color soles.

[0004] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0005] An injection device for multi-color sole foaming molding comprises an injection device and a multi-color sole foaming molding mold arranged on the injection device, wherein the multi-color sole foaming molding mold comprises a lower mold plate, a middle mold plate and an upper mold plate, wherein the left side of the lower mold plate is connected to the middle mold plate by a first hinge assembly for flipping left and right, and the right side of the lower mold plate is connected to the upper mold plate by a second hinge assembly for flipping left and right, a first feed port is arranged on the middle mold plate, and a second feed port is arranged on the upper mold plate, wherein the injection device comprises a workbench, a first injection mechanism, a second injection molding mechanism and a lifting mechanism for driving the first injection mechanism and the second injection molding mechanism to move up and down, wherein the first injection mechanism cooperates with the first feed port for injection, and the second injection molding mechanism cooperates with the second feed port for injection.

[0006] In some embodiments, the first hinge assembly and the second hinge assembly have the same structure, wherein they include hinge seats arranged on the left and right sides of the lower template, an extension seat is arranged on one side of the middle template and the upper template, a hinge shaft is arranged on the extension seat, and the hinge shaft is rotatably installed on the hinge seat.

[0007] In some embodiments, a handle is provided on one side of the middle template and the upper template.

[0008] In some embodiments, support seats are provided on the workbench and on both sides of the lower template. When the middle template or the upper template is flipped outward, it can be supported against the support seats accordingly.

[0009] In some embodiments, a mounting seat for placing the lower template is provided at the upper end of the workbench, a cooling water circuit is provided in the mounting seat, and a water inlet and a water outlet of the cooling water circuit are connected and provided on one side of the mounting seat.

[0010] In some embodiments, the lifting mechanism includes hydraulic cylinders spaced apart on a workbench, a lifting plate is connected to the piston rods of the two hydraulic cylinders, and the first injection mechanism and the second injection mechanism are respectively disposed on the lifting plate.

[0011] In some embodiments, a plurality of guide poles for guiding the lifting plate to move up and down are arranged on the workbench.

[0012] Compared with the prior art, the beneficial effect of the utility model is that when the two-color sole is formed, the middle template is first matched with the lower template, and the first injection molding mechanism is used to inject the raw material into the first feed port on the middle template, thereby foaming and forming the first layer of the sole. Then, the middle template is turned over, and the upper template is matched with the lower template, and the second injection molding mechanism is used to inject another color of raw material into the second feed port on the upper template, thereby foaming and forming the second layer of the sole. The overall structure of the injection molding equipment is simple and easy to operate, which makes it more convenient to form the sole and saves a lot of manpower and time. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a three-dimensional structural schematic diagram of the injection device of the utility model when it is working;

[0014] Figure 2 This is a schematic diagram of the main structure of the injection device of the utility model when it is working;

[0015] Figure 3 This is one of the schematic diagrams of the multi-color sole foaming molding mold of the utility model;

[0016] Figure 4 This is the second schematic diagram of the multi-color sole foaming molding mold of the utility model;

[0017] Figure 5 It is a cross-sectional schematic diagram of the mounting seat of the utility model. DETAILED DESCRIPTION

[0018] The utility model provides the following description with reference to the accompanying drawings to help fully understand the various embodiments of the utility model as defined by the claims and their equivalents. The description includes various specific details to help understanding, but these details should be regarded as exemplary only. Therefore, those skilled in the art will recognize that various changes and modifications can be made to the various embodiments described herein without departing from the scope and spirit of the utility model.

[0019] In the description of the present invention, descriptions of orientations, such as up, down, front, back, left, right, etc., and orientations or positional relationships indicated are based on the orientations or positional relationships shown in the drawings and are only for the convenience of describing the present invention and simplifying the description. They do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0020] It will be understood that when one element (eg, a first element) is “connected” to another element (eg, a second element), the element may be directly connected to the other element or an intervening element (eg, a third element) may be present between the element and the other element.

[0021] The utility model is further described below in conjunction with the accompanying drawings and specific embodiments: Figure 1-Figure 5 The injection device shown is used for multi-color sole foaming molding, including an injection device and a multi-color sole foaming molding mold 1 arranged on the injection device, the multi-color sole foaming molding mold 1 includes a lower template 2, a middle template 3 and an upper template 4, the left side of the lower template 2 is connected to the middle template 3 by a first hinge component 5 for left-right flipping, and the right side of the lower template 2 is connected to the upper template 4 by a second hinge component 6 for left-right flipping, a first feed port 7 is arranged on the middle template 3, and a second feed port 8 is arranged on the upper template 4, the injection device includes a workbench 9, a first injection mechanism 10, a second injection molding mechanism 11 and a lifting mechanism for driving the first injection mechanism 10 and the second injection molding mechanism 11 to move up and down, the first injection mechanism 10 cooperates with the first feed port 7 for injection, and the second injection molding mechanism 11 cooperates with the second feed port 8 for injection.

[0022] The specific working principle of the injection equipment of the utility model is as follows:

[0023] First, the lower template 2 is installed on the workbench 9, and the lifting mechanism drives the first injection mechanism 10 and the second injection molding mechanism 11 to rise together, and then the middle template 3 is turned toward the lower template 2, and the lifting mechanism drives the first injection mechanism 10 and the second injection molding mechanism 11 to descend together, and the injection nozzle of the first injection mechanism 10 is aligned with the first feed port 7 on the middle template 3, and injection molding is performed, thereby foaming and molding the first layer of the sole, and the lifting mechanism drives the first injection mechanism 10 and the second injection molding mechanism 11 to rise together again, open the middle template 3, and turn the upper template 4 toward the lower template 2, and the lifting mechanism drives the first injection mechanism 10 and the second injection molding mechanism 11 to descend together, and the injection nozzle of the first injection mechanism 10 is aligned with the second feed port 8 on the upper template 4, and injection molding is performed, thereby foaming and molding the second layer of the sole; the overall structure of the injection equipment is simple and easy to operate, which makes it more convenient to mold the sole and saves a lot of manpower and time.

[0024] See also Figure 3 As shown, the first hinge assembly 5 and the second hinge assembly 6 have the same structure, wherein they include hinge seats 21 arranged on the left and right sides of the lower template 2, an extension seat 22 is arranged on one side of the middle template 3 and the upper template 4, and a hinge shaft 23 is arranged on the extension seat 22. The hinge shaft 23 is rotatably installed on the hinge seat 21, and the rotation of the hinge shaft 23 drives the middle template 3 or the upper template 4 to flip, thereby achieving cooperation with the lower template 2.

[0025] In order to facilitate the turning of the middle template 3 or the upper template 4 , a handle 31 is provided on one side of the middle template 3 and the upper template 4 .

[0026] See also Figure 1 , Figure 2 As shown, support seats 41 are provided on the workbench 9 and on both sides of the lower template 2. When the middle template 3 or the upper template 4 is turned outward, it can be supported against the support seats 41 accordingly.

[0027] See also Figure 1 , Figure 5 As shown, a mounting seat 50 for placing the lower template 2 is provided at the upper end of the workbench 9, and a cooling water circuit 51 is provided in the mounting seat 50. The water inlet 52 and the water outlet 53 of the cooling water circuit 51 are connected and arranged on one side of the mounting seat 50; the sole formed by the lower template 2 can be quickly cooled.

[0028] See also Figure 1 , Figure 2 As shown, the lifting mechanism includes hydraulic cylinders 61 arranged at intervals on the workbench 9, and a lifting plate 62 is connected to the piston rods of the two hydraulic cylinders 61. The first injection mechanism 10 and the second injection molding mechanism 11 are respectively arranged on the lifting plate 62. Through the operation of the hydraulic cylinder 61, the lifting plate 62 and the first injection mechanism 10 and the second injection molding mechanism 11 are driven to move up and down.

[0029] In order to improve the stability of the lifting plate 62 when it is lifted or lowered, a plurality of guide vertical rods 71 ​​for guiding the lifting plate 62 to lift or lower are arranged on the workbench 9 .

[0030] Combined with the drawings and the above display and description of the basic principles and main features of the utility model and the advantages of the utility model, the technical personnel in the industry should understand that the utility model is not limited to the above embodiments, and the above embodiments and descriptions are only to illustrate the principles of the utility model. Without departing from the spirit and scope of the utility model, the utility model will have various changes and improvements, and these changes and improvements fall within the scope of the utility model to be protected. The scope of protection of the utility model is defined by the attached claims and their equivalents.

Claims

1. An injection molding device for multi-color sole foaming molding, comprising an injection molding device and a multi-color sole foaming molding mold (1) arranged on the injection molding device, characterized in that: The multi-color sole foaming molding mold (1) comprises a lower mold plate (2), a middle mold plate (3) and an upper mold plate (4); the left side of the lower mold plate (2) is connected to the middle mold plate (3) by a first hinge assembly (5) for left-right flipping, and the right side of the lower mold plate (2) is connected to the upper mold plate (4) by a second hinge assembly (6) for left-right flipping; the middle mold plate (3) is provided with a first feed port (7), and the upper mold plate (4) is provided with a second feed port (8); the injection device comprises a workbench (9), a first injection mechanism (10), a second injection mechanism (11) and a lifting mechanism for driving the first injection mechanism (10) and the second injection mechanism (11) to move up and down; the first injection mechanism (10) cooperates with the first feed port (7) for injection, and the second injection mechanism (11) cooperates with the second feed port (8) for injection.

2. The injection molding device for multi-color sole foaming molding according to claim 1, characterized in that: The first hinge assembly (5) and the second hinge assembly (6) have the same structure, wherein they include hinge seats (21) arranged on the left and right sides of the lower template (2), an extension seat (22) is arranged on one side of the middle template (3) and the upper template (4), a hinge shaft (23) is arranged on the extension seat (22), and the hinge shaft (23) is rotatably mounted on the hinge seat (21).

3. The injection molding device for multi-color sole foaming molding according to claim 2, characterized in that: A handle (31) is provided on one side of the middle template (3) and the upper template (4).

4. An injection molding device for multi-color sole foaming molding according to any one of claims 1 to 3, characterized in that: Support seats (41) are provided on the workbench (9) and on both left and right sides of the lower template (2). When the middle template (3) or the upper template (4) is turned outward, it can be supported against the support seats (41) accordingly.

5. An injection molding device for multi-color sole foaming molding according to any one of claims 1 to 3, characterized in that: A mounting seat (50) for placing the lower template (2) is arranged at the upper end of the workbench (9), a cooling water circuit (51) is arranged inside the mounting seat (50), and a water inlet (52) and a water outlet (53) of the cooling water circuit (51) are connected and arranged on one side of the mounting seat (50).

6. The injection molding device for multi-color sole foaming molding according to claim 1, characterized in that: The lifting mechanism comprises hydraulic cylinders (61) arranged at intervals on a workbench (9), a lifting plate (62) is connected to the piston rods of the two hydraulic cylinders (61), and the first injection mechanism (10) and the second injection mechanism (11) are respectively arranged on the lifting plate (62).

7. The injection molding device for multi-color sole foaming molding according to claim 6, characterized in that: A plurality of guide uprights (71) for guiding the lifting plate (62) to move up and down are arranged on the workbench (9).

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