CN216506593U - Injection mold convenient to drawing of patterns - Google Patents

Abstract

The utility model discloses an injection mold convenient for demolding, which comprises a workbench, wherein a U-shaped plate is installed at the upper end of the workbench, an electric telescopic rod is installed in a U-shaped cavity of the U-shaped plate, a sealing cover is fixed at the lower end of the electric telescopic rod, an injection molding hole is formed in the sealing cover, an injection mold is installed on the workbench, a demolding driving piece is installed at the lower end of the workbench and is in threaded connection with a demolding plate, and the upper end of the demolding plate is slidably arranged in the injection molding cavity of the injection mold. The injection mold convenient for demolding is provided with the demolding plate and the demolding driving piece, demolding operation of a plastic part can be facilitated, operation is convenient and simple, the demolding plate is internally provided with the condensation flow channel, the plastic part can be cooled and immobilized, the lower end of the demolding plate is provided with the plurality of groups of radiating fin strips, and the radiating fin strips can carry out radiating and cooling treatment on condensed water after heat absorption, so that the condensation effect of the condensed water can be improved.

Description

An injection mold for easy demolding

technical field

The utility model relates to the field of injection molding equipment, in particular to an injection mold which is convenient for demolding.

Background technique

Injection mold is a tool for producing plastic products; it is also a tool for imparting complete structure and precise dimensions to plastic products. Injection molding is a processing method used in mass production of parts with complex shapes. The injection molding machine injects high pressure into the mold cavity, and after cooling and solidifying, the molded product is obtained.

Existing injection molds are generally demolded manually, which is very inconvenient to operate and easily damages the plastic parts. Therefore, we propose an injection mold that is easy to demold to solve this problem.

Utility model content

The main purpose of the present invention is to provide an injection mold that is easy to demould, which can effectively solve the problems in the background technology.

To achieve the above purpose, the technical scheme adopted by the present utility model is:

An injection mold for easy demoulding includes a workbench, a U-shaped plate is installed on the upper end of the worktable, and an electric telescopic rod is installed in the U-shaped cavity of the U-shaped plate, and the lower end of the electric telescopic rod is fixed with a U-shaped plate. A sealing cover is provided with an injection hole on the sealing cover, an injection mold is installed on the worktable, a demoulding driving member is installed on the lower end of the worktable, and the demoulding driving member is threadedly connected with the stripping plate, and the The upper end of the stripping plate is slidably arranged in the injection cavity of the injection mold.

Preferably, the demoulding drive member includes a mounting plate, a drive motor is mounted on the lower end of the mounting plate, and the output shaft of the drive motor penetrates the mounting plate and is fixedly connected with a screw rod, and the screw rod is located inside the cylinder with a In the square cavity, the column is fixedly connected with the mounting plate.

Preferably, a square rod is installed on the lower end of the stripper plate, and the lower end of the square rod is located in the square cavity of the cylinder and is slidably connected with it, the inner cavity of the square rod is provided with a threaded cavity, and the The threaded cavity is located on the periphery of the screw and is threadedly connected with it.

Preferably, the outer surface of the square rod is set as a smooth surface.

Preferably, the lower end of the stripper plate is provided with a first condensation water inlet pipe and a first condensation water outlet pipe, and the first condensation water inlet pipe and the first condensation water outlet pipe are respectively connected with the inlet and outlet of the condensation flow channel provided in the inner cavity of the stripper plate end connection.

Preferably, the lower end of the stripper plate is provided with several groups of heat dissipation fins at uniform and equal intervals.

Preferably, the outer wall of the injection mold is provided with a second condensation water inlet pipe and a second condensation water outlet pipe, and the second condensation water inlet pipe and the second condensation water outlet pipe are connected to the inlet and outlet ends of the condensation flow passages provided in the inner cavity thereof. .

Preferably, several groups of heat dissipation fins are arranged on the four outer walls of the injection mold at uniform and equal intervals.

Compared with the prior art, the utility model has the following beneficial effects:

1. There is a stripper plate and a stripper drive part, which can control the operation of the driving motor to make the screw rotate, so that the square rod can drive the stripper plate to slide up in the inner cavity of the injection mold, and the plastic parts formed in the injection mold can be pushed up. The inner cavity of the injection mold is taken out, and the demoulding operation is carried out, which is convenient and simple to operate.

2. There is a condensing flow channel in the stripper plate, which can cool and fix the plastic parts, and there are several groups of heat dissipation fins at the lower end. The condensation effect of its condensed water.

Description of drawings

Fig. 1 is the overall structure diagram of a kind of injection mould of the utility model that is convenient for demoulding;

2 is a structural diagram of a demolding driver and a demolding plate of a kind of injection mold that is convenient for demolding of the present invention;

Fig. 3 is the top sectional view of the stripping plate of a kind of injection mould which is convenient for stripping of the present invention;

FIG. 4 is a front sectional view of an injection mold of an injection mold for easy demolding according to the present invention.

In the figure: 1. Workbench; 2. U-shaped plate; 3. Electric telescopic rod; 4. Sealing cover; 5. Injection mould; 51. Second condensation water inlet pipe; 52, Second condensation water outlet pipe; 61, mounting plate; 62, drive motor; 63, cylinder; 64, screw; 7, stripper plate; 71, square rod; 72, first condensate water inlet pipe;

Detailed ways

In order to make the technical means, creation features, achievement goals and effects of the present invention easy to understand and understand, the present invention will be further described below with reference to the specific embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "two ends", "one end", "the other end" The orientation or positional relationship indicated by "" etc. is based on the orientation or positional relationship shown in the accompanying drawings, and is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the indicated device or element must have a specific orientation, so as to The specific orientation configuration and operation is therefore not to be construed as a limitation of the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed to indicate or imply relative importance.

In the description of the present utility model, it should be noted that, unless otherwise expressly specified and limited, the terms "installed", "provided with", "connected", etc. should be understood in a broad sense, for example, "connected" may be a fixed The connection can also be a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or an indirect connection through an intermediate medium, and it can be internal communication between two components. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood in specific situations.

As shown in Figures 1-4, an injection mold for easy demoulding includes a workbench 1, a U-shaped plate 2 is installed on the upper end of the workbench 1, and an electric telescopic rod 3 is installed in the U-shaped cavity of the U-shaped plate 2, The lower end of the electric telescopic rod 3 is fixed with a sealing cover 4 and an injection hole is formed on the sealing cover 4, an injection mold 5 is installed on the worktable 1, a demoulding driving part 6 is installed on the lower end of the worktable 1, and the demoulding driving part 6 and the The stripper plate 7 is screwed together, and the upper end of the stripper plate 7 is slidably arranged in the injection cavity of the injection mold 5 .

The demolding driver 6 includes a mounting plate 61 , a drive motor 62 is mounted on the lower end of the mounting plate 61 , and the output shaft of the drive motor 62 penetrates the mounting plate 61 and is fixedly connected with the screw rod 64 . In the cavity, the column body 63 is fixedly connected with the mounting plate 61, the lower end of the stripping plate 7 is mounted with a square rod 71, and the lower end of the square rod 71 is located in the square cavity of the column body 63 and is slidably connected with it. The inner cavity is provided with a threaded cavity and the threaded cavity is located on the periphery of the screw 64 and is threadedly connected with it. When in use, the screw 64 can be rotated by controlling the driving motor 62 to work. The rotation of the square rod 71 can drive the stripper plate 7 to slide upward in the cavity of the injection mold 5, and the plastic parts formed in the injection mold 5 can be pushed out of the cavity of the injection mold 5, and then demolded.

The outer surface of the square rod 71 is set as a smooth surface, which can reduce the friction between the square rod 71 and the square cavity of the cylinder 64 and prevent friction loss.

The lower end of the stripper plate 7 is provided with a first condensation water inlet pipe 72 and a first condensation water outlet pipe 73, and the first condensation water inlet pipe 72 and the first condensation water outlet pipe 73 are respectively connected with the inlet and outlet ends of the condensation flow channels provided in the inner cavity of the stripper plate 7. Connection, the plastic part can be cooled by passing the condensed water into the stripper plate 7 to speed up its curing and forming.

The lower end of the stripper plate 7 is provided with several groups of heat dissipation fins at uniform and equal intervals, and the heat dissipation fin strips can cool the condensed water after heat absorption in the stripper plate 7 to improve the condensation effect of the condensed water.

The outer wall of the injection mold 5 is provided with a second condensation water inlet pipe 51 and a second condensation water outlet pipe 52, and the second condensation water inlet pipe 51 and the second condensation water outlet pipe 52 are connected with the inlet and outlet ends of the condensation flow channels provided in the inner cavity, which can be By passing the condensed water into the injection mold 5, the temperature of the plastic part is lowered to speed up its curing and molding.

The four outer walls of the injection mold 5 are provided with several groups of heat dissipation fins at uniform and equal intervals.

It should be noted that the present utility model is an injection mold that is easy to demould. When demoulding the mold, the electric telescopic rod 3 is used to move the sealing cover 4 upward by one end distance, so that it cannot push out the plastic parts. Form a block, and then control the driving motor 62 to work to make the screw 64 rotate. Since the screw 64 is threadedly connected with the square rod 71, the square rod 71 can drive the stripper plate 7 upward in the inner cavity of the injection mold 5 through the rotation of the screw 64. Sliding, the plastic parts formed in the injection mold 5 can be pushed out of the inner cavity of the injection mold 5, and the demolding operation can be performed, and the lower end of the stripping plate 7 is provided with a first condensation water inlet pipe 72 and a first condensation water outlet pipe 73. The water inlet pipe 72 and the first condensation water outlet pipe 73 are respectively connected with the inlet and outlet ends of the condensing flow channels provided in the inner cavity of the stripper plate 7, and the plastic parts can be cooled by passing the condensed water into the stripper plate 7 to accelerate its curing and forming. The lower end of the stripper plate 7 is provided with several groups of heat dissipation fins, the heat dissipation fins can perform heat dissipation and cooling treatment on the condensed water after absorbing heat, which can improve the condensation effect of the condensed water.

The basic principles and main features of the present invention and the advantages of the present invention are shown and described above. It should be understood by those skilled in the art that the present invention is not limited by the above-mentioned embodiments. The above-mentioned embodiments and descriptions only illustrate the principles of the present invention. Without departing from the spirit and scope of the present invention, the present invention The new model will also have various changes and improvements, which all fall within the scope of the claimed invention. The claimed scope of the present invention is defined by the appended claims and their equivalents.

Claims (8)

1. An injection mold for easy demoulding, comprising a workbench (1), characterized in that: the upper end of the workbench (1) is provided with a U-shaped plate (2) and a U-shaped plate (2) of the U-shaped plate (2). An electric telescopic rod (3) is installed in the cavity, a sealing cover (4) is fixed at the lower end of the electric telescopic rod (3), and an injection hole is provided on the sealing cover (4), and the worktable (1) An injection mold (5) is installed thereon, a demoulding drive member (6) is installed on the lower end of the worktable (1), and the demolding drive member (6) is threadedly connected with a stripping plate (7), the stripping plate The upper end of (7) is slidably arranged in the injection cavity of the injection mold (5). 2. An injection mold for easy demolding according to claim 1, characterized in that: the demoulding driving member (6) comprises a mounting plate (61), and the lower end of the mounting plate (61) is provided with a drive The motor (62) and the output shaft of the driving motor (62) penetrate through the mounting plate (61) and are fixedly connected with the screw rod (64), and the screw rod (64) is located in a square cavity provided inside the cylinder (63). , the cylinder (63) is fixedly connected with the mounting plate (61). 3. An injection mold for easy demolding according to claim 1, characterized in that: a square rod (71) is installed on the lower end of the stripping plate (7) and the lower end of the square rod (71) It is located in and slidably connected to the square cavity of the cylinder (63), the inner cavity of the square rod (71) is provided with a thread cavity, and the thread cavity is located on the periphery of the screw rod (64) and is threadedly connected with it. 4. An injection mold for easy demolding according to claim 3, characterized in that: the outer surface of the square rod (71) is set as a smooth surface. 5. An injection mold for easy demolding according to claim 1, characterized in that: the lower end of the demolding plate (7) is provided with a first condensation water inlet pipe (72) and a first condensation water outlet pipe (73), The first condensation water inlet pipe (72) and the first condensation water outlet pipe (73) are respectively connected with the inlet and outlet ends of the condensation flow channels provided in the inner cavity of the stripper plate (7). 6 . The injection mold for easy demolding according to claim 5 , wherein the lower end of the demolding plate ( 7 ) is provided with several groups of heat dissipation fins at uniform and equal intervals. 7 . 7. An injection mold for easy demolding according to claim 1, characterized in that: the outer wall of the injection mold (5) is provided with a second condensation water inlet pipe (51) and a second condensation water outlet pipe (52). ) and the second condensing water inlet pipe (51) and the second condensing water outlet pipe (52) are connected to the inlet and outlet ends of the condensation flow passages provided in the inner cavity thereof. 8 . An injection mold for easy demolding according to claim 7 , wherein several groups of cooling fins are arranged on the four outer walls of the injection mold ( 5 ) at uniform and equal intervals. 9 .

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