Rotary plastic handicraft injection mold

Abstract

The utility model discloses a rotary plastic artware injection mold which comprises a box body, an L-shaped supporting frame is fixedly installed at the top of the box body, a motor is fixedly installed at the top of the supporting frame, a transmission shaft is fixedly connected to the output end of the motor, one end of the transmission shaft is connected to the top end of the box body, and a gear is fixedly connected to the outer surface of the bottom of the transmission shaft. The side, close to the gear, in the box body is rotationally connected with a rotating rod through a bearing, the rotating rod extends to the top end of the box body, the top of one end of the rotating rod is fixedly connected with an intermittent gear, and the intermittent gear is meshed with the gear; according to the utility model, when injection molding is carried out, an injection molded part subjected to injection molding can be demolded, so that the production efficiency is improved.

Description

Technical Field

[0001] The utility model relates to handicraft injection mold equipment, in particular to a rotary plastic handicraft injection mold. Background Art

[0002] Injection molds generally refer to injection molding. Injection molds are made by stirring completely molten plastic materials with screws at a certain temperature, injecting them into the mold cavity with high pressure, and then cooling and solidifying them to form them. They have the characteristics of fast production speed, high efficiency, automated operation, a wide variety of colors, and a complete range of shapes, sizes and specifications.

[0003] After the injection molding of the existing plastic craft injection mold is completed, the two molds need to be separated and then demolded, and the operator cannot quickly take the injection molded part out of the injection mold, so the production efficiency is low. Utility Model Content

[0004] The utility model aims to provide a rotary plastic craft injection mold to solve the technical problem of low demoulding efficiency.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A rotary plastic handicraft injection mold comprises a box body, a support frame arranged in an L shape is fixedly installed on the top of the box body, a motor is fixedly installed on the top of the support frame, an output end of the motor is fixedly connected to a transmission shaft, and one end of the transmission shaft is connected to the top of the box body, a gear is fixedly connected to the outer surface of the bottom of the transmission shaft, a rotating rod is rotatably connected to one side of the box body near the gear through a bearing, and the rotating rod extends to the top of the box body, an intermittent gear is fixedly connected to the top of one end of the rotating rod, and the intermittent gear is meshed with the gear, the outer surface of the rotating rod is located inside the box and fixedly connected to a first mold, two first movable rods and a second movable rod are respectively connected to the first mold in a staggered sliding manner around the first mold, the tops of one ends of the two first movable rods and the second movable rods are fixedly connected to limiting blocks, one side of the two limiting blocks are fixedly connected to a spring, the tops of the other ends of the first movable rods are fixedly connected to a first push plate, the tops of the other ends of the second movable rods are fixedly connected to a second push plate, the inner surface of one side of the box body is fixedly connected to a hydraulic rod, the output end of the hydraulic rod is fixedly connected to an injection molding component, and a second mold is installed on the outer surface of one side of the injection molding component.

[0007] As a preferred solution of the utility model, injection grooves are provided around the first mold, and the second molds are clamped in the injection grooves.

[0008] As a preferred solution of the utility model, the first mold is provided with limit grooves in a staggered manner around the four sides, and the limit blocks are clamped in the limit grooves.

[0009] As a preferred solution of the utility model, the two second movable rods are located in the middle of the first movable rod.

[0010] As a preferred solution of the utility model, the first push plate and the second push plate are both slidably connected to the inner wall of the injection groove.

[0011] Compared with the prior art, the rotary plastic handicraft injection mold provided by the utility model has the beneficial effect that: the motor is started to drive the transmission shaft to rotate, so that the first mold is intermittently rotated, so that the opening end of the injection groove of the first mold is on one side, and then through the staggered arrangement of the first movable rod and the second movable rod, the limit block, the limit groove, and the spring, the injection molded part on the other side can be demolded while the injection molding is in progress, thereby improving production efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for use in the embodiments are briefly introduced below. Obviously, the drawings described below are only examples of the embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0013] Figure 1 It is a schematic diagram of the structure of an embodiment of the utility model;

[0014] Figure 2 It is a cross-sectional structural schematic diagram of an embodiment of the utility model;

[0015] Figure 3 This is a schematic diagram of the structure of the second mold in the embodiment of the utility model;

[0016] Figure 4 It is a schematic cross-sectional structure diagram of the internal limiting groove of the first mold in the embodiment of the utility model.

[0017] Figure numerals: box body 1, support frame 11, motor 12, transmission shaft 13, gear 14, first mold 2, injection groove 201, limit groove 202, rotating rod 21, intermittent gear 22, first movable rod 3, first push plate 31, spring 32, limit block 33, second movable rod 4, second push plate 41, hydraulic rod 5, injection molding assembly 6, second mold 61. DETAILED DESCRIPTION

[0018] In order to make the purpose, technical solution and advantages of the embodiments of the present invention more clear, the embodiments of the present invention are further described in detail in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not used to limit the present invention.

[0019] In the description of the embodiments of the present invention, it should be understood that the terms "upper", "lower", "front", "back", "inside", "outside", etc. indicate directions or positional relationships based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the embodiments of the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be understood as a limitation on the embodiments of the present invention.

[0020] In the description of the embodiments of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense. For example, it can be a fixed connection, an integral connection, or a detachable connection; it can be the internal connection of two components; it can be directly connected or indirectly connected through an intermediate medium. For ordinary technicians in this field, the specific meanings of the above terms in the embodiments of the present invention can be understood according to specific circumstances.

[0021] See also Figure 1-4 The utility model embodiment is a rotary plastic craft injection mold, including a box body 1, a support frame 11 arranged in an L shape is fixedly installed on the top of the box body 1, a motor 12 is fixedly installed on the top of the support frame 11, a transmission shaft 13 is fixedly connected to the output end of the motor 12, and one end of the transmission shaft 13 is connected to the top of the box body 1, and a gear 14 is fixedly connected to the outer surface of the bottom of the transmission shaft 13. A rotating rod 21 is rotatably connected to the side of the box body 1 near the gear 14 through a bearing, and the rotating rod 21 extends to the top of the box body 1, and an intermittent gear 22 is fixedly connected to the top of one end of the rotating rod 21, and the intermittent gear 22 is meshed with the gear 14. The outer surface of the rotating rod 21 The surface is located inside the box body 1 and is fixedly connected to the first mold 2. Two first movable rods 3 and second movable rods 4 are respectively connected to the first mold 2 in an offset sliding manner. The tops of one end of the two first movable rods 3 and the second movable rods 4 are fixedly connected to limit blocks 33. One side of the two limit blocks 33 is fixedly connected to a spring 32. The tops of the other ends of the first movable rods 3 are fixedly connected to the first push plates 31. The tops of the other ends of the second movable rods 4 are fixedly connected to the second push plates 41. The inner surface of one side of the box body 1 is fixedly connected to a hydraulic rod 5. The output end of the hydraulic rod 5 is fixedly connected to an injection molding component 6. The outer surface of one side of the injection molding component 6 is installed with a second mold 61.

[0022] The first mold 2 is provided with injection grooves 201 around its periphery, and the second mold 61 is stuck in the injection grooves 201 . The second mold 61 slides along the inner wall of the injection grooves 201 , thereby performing injection molding on the inside of the injection grooves 201 .

[0023] The first mold 2 is provided with limiting grooves 202 in a staggered manner around its periphery, and the limiting blocks 33 are clamped in the limiting grooves 202 . The first movable rod 3 and the second movable rod 4 can slide along the limiting grooves 202 through the limiting blocks 33 .

[0024] The two second movable rods 4 are located in the middle of the first movable rod 3 , and the first movable rod 3 and the second movable rod 4 are arranged in a staggered manner and do not affect the movement of each other.

[0025] The first push plate 31 and the second push plate 41 are both slidably connected to the inner wall of the injection groove 201. The first push plate 31 and the second push plate 41 will slide along the inner wall of the injection groove 201, thereby driving the first push plate 31 and the second push plate 41 on the other side, thereby allowing the injection molded part on the other side to be quickly demolded.

[0026] When the embodiment of the utility model is used, the starting motor 12 drives the transmission shaft 13 to rotate, and the transmission shaft 13 drives the gear 14 to rotate. The gear 14 drives the rotating rod 21 to rotate through the meshing intermittent gear 22, and drives the first mold 2 to rotate synchronously. At this time, the hydraulic rod 5 is started to drive the injection molding component 6 and the second mold 61 to move toward one side of the first mold 2. When the second mold 61 is inserted into the opening end of the injection groove 201, when the gear 14 rotates to the side without the tooth block, the injection molding component 6 will inject the inside of its injection groove 201. After the injection molding is completed, the second mold 61 will drive the first push plate 31 through the molded injection molded part, and the first push plate 31 will drive the first movable rod 3 to move. The first movable rod 3 can slide along the limit groove 202 through the limit block 33, and the limit block 33 on one side will drive the limit block 33 on the other side. Similarly, it drives the first movable rod 3 and the first push plate 31 on one side, so that the injection molded part on the other side is quickly demolded, further improving the production efficiency.

[0027] The above shows and describes the basic principles of the present invention. The above are only preferred embodiments of the present invention and are not intended to limit the present invention. The above embodiments and descriptions in the specification are only intended to illustrate the principles of the present invention. Without departing from the scope of the present invention, any modifications, equivalent substitutions and improvements made within the spirit and scope of the present invention should be included in the protection scope of the present invention.

Claims

1. A rotary plastic craft injection mold, comprising a box (1), characterized in that: A support frame (11) arranged in an L shape is fixedly mounted on the top of the box (1), a motor (12) is fixedly mounted on the top of the support frame (11), an output end of the motor (12) is fixedly connected to a transmission shaft (13), and one end of the transmission shaft (13) is connected to the top of the box (1), a gear (14) is fixedly connected to the outer surface of the bottom of the transmission shaft (13), a rotating rod (21) is rotatably connected to the side of the box (1) near the gear (14) through a bearing, and the rotating rod (21) extends to the top of the box (1), one end of the rotating rod (21) is fixedly connected to an intermittent gear (22), and the intermittent gear (22) is meshed with the gear (14), and the outer surface of the rotating rod (21) is located inside the box (1) and is fixedly connected to the first gear (14). A mold (2), wherein the first mold (2) is slidably connected to two first movable rods (3) and two second movable rods (4) on all sides thereof in a staggered manner, the tops of one end of the two first movable rods (3) and the second movable rods (4) are fixedly connected to a limiting block (33), one side of the two limiting blocks (33) is fixedly connected to a spring (32), the tops of the other ends of the first movable rods (3) are fixedly connected to a first push plate (31), the tops of the other ends of the second movable rods (4) are fixedly connected to a second push plate (41), the inner surface of one side of the box body (1) is fixedly connected to a hydraulic rod (5), the output end of the hydraulic rod (5) is fixedly connected to an injection molding component (6), and the outer surface of one side of the injection molding component (6) is mounted with a second mold (61).

2. A rotary plastic craft injection mold according to claim 1, characterized in that: The first mold (2) is provided with injection grooves (201) on all four sides, and the second mold (61) is clamped in the injection grooves (201).

3. The rotary plastic craft injection mold according to claim 1, characterized in that: Limiting grooves (202) are staggeredly provided around the first mold (2), and the limiting blocks (33) are clamped in the limiting grooves (202).

4. The rotary plastic craft injection mold according to claim 1, characterized in that: The two second movable rods (4) are located in the middle of the first movable rod (3).

5. The rotary plastic craft injection mold according to claim 1, characterized in that: The first push plate (31) and the second push plate (41) are both slidably connected to the inner wall of the injection groove (201).

Images