Injection mold for clamping groove

Abstract

The injection mold comprises a fixed mold assembly, the fixed mold assembly comprises a fixed mold seat plate and a fixed mold plate fixedly connected to the bottom of the fixed mold seat plate, a fixed mold core is fixedly connected to the interior of the fixed mold plate, a positioning ring is arranged in the center of the fixed mold seat plate, and a clamping groove is formed in the fixed mold core. The fixed mold plate and the fixed mold core are both provided with sprues corresponding to the positioning rings; a fixed mold channel is formed in the face, facing the movable mold assembly, of the fixed mold core, and a plurality of positioning columns penetrating through the fixed mold core are arranged on the two sides of the fixed mold channel correspondingly. According to the utility model, a plurality of movable mold cavities are arranged on the movable mold core, and the movable mold cavities are matched with the positioning columns on the fixed mold core, so that a plurality of clamping groove products can be molded at one time for injection molding, and the production efficiency is improved. Meanwhile, by arranging the ejection mechanism, after the mold is opened, the clamping groove in the movable mold cavity can be ejected out of the movable mold core, and the defect that demolding is difficult can be overcome.

Description

Technical Field

[0001] The utility model relates to the technical field of molds, in particular to an injection mold for a card slot. Background Art

[0002] The existing brushless motor slot is used to fix the motor's mounting square shaft. Usually, an injection mold is required for the production of the slot. The existing injection mold for the slot production needs to be combined with a multi-directional mold that surrounds the top, bottom, left, and right to achieve wheel injection molding and material removal. However, the structure of this multi-directional mold is complex, which makes it difficult to demold the mold, and the number of injection moldings at one time is small, resulting in low production efficiency.

[0003] Based on the above situation, the utility model proposes an injection mold for a card slot, which can effectively solve the above problems. Utility Model Content

[0004] The purpose of the utility model is to provide an injection mold for a card slot. The utility model provides an injection mold for a card slot, which can form multiple card slot products at one time by arranging multiple dynamic model cavities on the dynamic mold core, and the dynamic model cavities cooperate with the positioning columns on the fixed mold core, thereby improving production efficiency. At the same time, by arranging an ejection mechanism, after the mold is opened, the card slot in the dynamic model cavity can be ejected from the dynamic mold core, which can overcome the defect of difficult demoulding.

[0005] The utility model is realized by the following technical solutions:

[0006] An injection mold for a card slot, comprising:

[0007] A fixed mold assembly, the fixed mold assembly includes a fixed mold base plate and a fixed mold plate fixedly connected to the bottom of the fixed mold base plate, a fixed mold core is fixedly connected to the interior of the fixed mold plate, a positioning ring is provided at the center of the fixed mold base plate, and both the fixed mold plate and the fixed mold core are provided with gates corresponding to the positioning ring; a fixed mold channel is provided on one side of the fixed mold core facing the movable mold assembly, and a plurality of positioning columns penetrating the fixed mold core are respectively provided on both sides of the fixed mold channel.

[0008] A movable mold assembly, the movable mold assembly includes a movable mold base plate, fixed blocks fixedly connected to both sides of the movable mold base plate, and a movable mold plate fixedly connected to the fixed blocks, the two fixed blocks and the movable mold base plate and the movable mold plate together enclose a receiving space, and an ejection mechanism is arranged in the receiving space; a movable mold core is arranged inside the movable mold plate; a movable mold channel is opened on one side of the movable mold core facing the fixed mold assembly, and a plurality of movable mold cavities are respectively connected to both sides of the movable mold channel, and the bottom surface of the movable mold cavity abuts against the bottom surface of the positioning column.

[0009] According to the above technical solution, as a further preferred technical solution of the above technical solution, the ejection mechanism includes an ejector push plate arranged on the movable mold base plate, a push plate fixing plate fixedly connected above the ejector push plate, and an ejector penetrating the push plate fixing plate and arranged toward the fixed mold assembly, and the ejector is fixedly connected to the ejector push plate.

[0010] According to the above technical solution, as a further preferred technical solution of the above technical solution, the ejection mechanism also includes a buffer unit, and the buffer unit includes a buffer rod and a spring sleeved on the buffer rod. There are four buffer rods and springs, which are evenly distributed on the four corners of the push plate fixing plate.

[0011] According to the above technical solution, as a further preferred technical solution of the above technical solution, guide columns penetrating the movable template are fixedly connected to both sides of the fixed block, and guide sleeves cooperating with the guide columns are fixedly connected to the fixed template.

[0012] According to the above technical solution, as a further preferred technical solution of the above technical solution, the four corners of the movable mold core are respectively provided with insert blocks, and the fixed mold core is provided with slots for inserting the insert blocks.

[0013] According to the above technical solution, as a further preferred technical solution of the above technical solution, fixing components are respectively arranged around the fixed template and the movable template, and the upper and lower sides of the fixing components are respectively fixed to the fixed template and the movable template by fasteners.

[0014] Compared with the prior art, the utility model has the following advantages and beneficial effects:

[0015] The utility model provides an injection mold for a card slot, which can form multiple card slot products at one time by arranging multiple dynamic model cavities on the dynamic mold core, and the dynamic model cavities cooperate with the positioning columns on the fixed mold core, thereby improving production efficiency. At the same time, by arranging an ejection mechanism, after the mold is opened, the card slot in the dynamic model cavity can be ejected from the dynamic mold core, which can overcome the defect of difficult demoulding. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0017] Figure 2 It is a schematic diagram of the internal structure of the utility model;

[0018] Figure 3 This is a schematic diagram of the fixed mold structure of the utility model;

[0019] Figure 4 It is a schematic diagram of the structure of the movable mold core of the utility model. DETAILED DESCRIPTION

[0020] In order to enable those skilled in the art to better understand the technical solution of the utility model, the preferred implementation scheme of the utility model is described below in conjunction with specific embodiments. However, it should be understood that the drawings are only used for illustrative purposes and cannot be understood as a limitation on this patent. In order to better illustrate this embodiment, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of the actual product. For those skilled in the art, it is understandable that some well-known structures and their descriptions in the drawings may be omitted. The positional relationship described in the drawings is only used for illustrative purposes and cannot be understood as a limitation on this patent.

[0021] An injection mold for a card slot, comprising:

[0022] A fixed mold assembly, the fixed mold assembly includes a fixed mold base plate 1 and a fixed mold plate 2 fixedly connected to the bottom of the fixed mold base plate 1, a fixed mold core 3 is fixedly connected to the interior of the fixed mold plate 2, a positioning ring 4 is provided at the center position of the fixed mold base plate 1, and the fixed mold plate 2 and the fixed mold core 3 are both provided with a gate 5 corresponding to the positioning ring 4; a fixed mold channel 6 is provided on one side of the fixed mold core 3 facing the movable mold assembly, and a plurality of positioning columns 7 penetrating the fixed mold core 3 are respectively provided on both sides of the fixed mold channel 6.

[0023] A movable mold assembly, the movable mold assembly includes a movable mold base plate 8, fixed blocks 9 fixedly connected to both sides of the movable mold base plate 8, and a movable mold plate 10 fixedly connected to the fixed blocks 9, the two fixed blocks 9 and the movable mold base plate 8 and the movable mold plate 10 together enclose a receiving space, and an ejection mechanism is arranged in the receiving space; a movable mold core 11 is arranged inside the movable mold plate 10; a movable mold channel 12 is opened on one side of the movable mold core 11 facing the fixed mold assembly, and a plurality of movable mold cavities 13 are respectively connected to both sides of the movable mold channel 12, and the bottom surface of the movable mold cavity 13 abuts against the bottom surface of the positioning column 7.

[0024] The utility model provides a plurality of movable mold cavities 13 on the movable mold core 11, and the movable mold cavities 13 cooperate with the positioning columns 7 on the fixed mold core 3 to form a plurality of slot products at one time, thereby improving production efficiency. At the same time, by providing an ejection mechanism, after the mold is opened, the slots in the movable mold cavities 13 can be ejected from the movable mold core 11, thereby overcoming the defect of difficult demoulding.

[0025] Further, in another embodiment, the ejection mechanism includes an ejector push plate 14 disposed on the movable mold base plate 8, a push plate fixing plate 15 fixedly connected above the ejector push plate 14, and an ejector 16 penetrating the push plate fixing plate 15 and disposed toward the fixed mold assembly, and the ejector 16 is fixedly connected to the ejector push plate 14. By providing the ejection mechanism, after the mold is opened, the card slot in the movable mold cavity 13 can be ejected from the movable mold core 11, which can overcome the defect of difficult demoulding.

[0026] Furthermore, in another embodiment, the ejection mechanism further includes a buffer unit, which includes a buffer rod 17 and a spring 18 sleeved on the buffer rod 17. Four buffer rods 17 and springs 18 are provided and are evenly distributed on the four corners of the push plate fixing plate 15. With the arrangement of the buffer rods 17 and the springs 18, when the mold is closed, the bottom of the movable plate 10 will press the spring 18 downward, and the buffer rod 17 will extend into the interior of the movable plate 10. The elastic force of the spring 18 will reduce the pressure on the movable plate 10, thereby extending the service life of the movable plate 10.

[0027] Further, in another embodiment, guide posts 19 penetrating the movable platen 10 are fixedly connected to both sides of the fixed block 9, and guide sleeves 20 cooperating with the guide posts 19 are fixedly connected to the fixed platen 2. When the mold is opened, the guide posts 19 are separated from the guide sleeves 20 in the movable platen 10, and the movable mold assembly is away from the fixed mold assembly. When the mold is closed, the guide posts 19 penetrate into the guide sleeves 20 in the movable platen 10, providing a guiding effect.

[0028] Furthermore, in another embodiment, the four corners of the movable mold core 11 are respectively provided with plug blocks 21, and the fixed mold core 3 is provided with slots 22 for the plug blocks 21 to be inserted. Through the plug-in cooperation between the plug blocks 21 and the slots 22, the mold cavity is accurately positioned, which facilitates the injection molding of the card slot.

[0029] Further, in another embodiment, the fixed mold plate 2 and the movable mold plate 10 are respectively provided with fixing components 23, and the upper and lower sides of the fixing components 23 are respectively fixed to the fixed mold plate 2 and the movable mold plate 10 by fasteners. The setting of the fixing components 23 ensures that the relative position of the fixed mold component and the movable mold component remains unchanged, making the mold clamping more secure.

[0030] According to the description and drawings of the present invention, those skilled in the art can easily manufacture or use an injection mold for a card slot of the present invention, and can produce the positive effects recorded in the present invention.

[0031] Unless otherwise specified, in the present invention, the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicating orientation or positional relationships are based on the orientation or positional relationships shown in the drawings, which are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation. Therefore, the terms describing the orientation or positional relationship in the present invention are only used for illustrative purposes and cannot be understood as limitations on this patent. For ordinary technicians in this field, the specific meanings of the above terms can be understood in conjunction with the drawings and according to specific circumstances.

[0032] Unless otherwise specified and limited, in the present invention, the terms "disposed", "connected" and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be directly connected, or indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0033] The above description is only a preferred embodiment of the present invention and does not limit the present invention in any form. Any simple modification or equivalent changes made to the above embodiments based on the technical essence of the present invention shall fall within the protection scope of the present invention.

Claims

1. An injection mold for a card slot, characterized in that: include: A fixed mold assembly, the fixed mold assembly comprising a fixed mold base plate (1) and a fixed mold plate (2) fixedly connected to the bottom of the fixed mold base plate (1), a fixed mold core (3) fixedly connected inside the fixed mold plate (2), a positioning ring (4) provided at the center of the fixed mold base plate (1), and a gate (5) corresponding to the positioning ring (4) provided on the fixed mold plate (2) and the fixed mold core (3); a fixed mold channel (6) provided on one side of the fixed mold core (3) facing the movable mold assembly, and a plurality of positioning columns (7) penetrating the fixed mold core (3) are provided on both sides of the fixed mold channel (6); A movable mold assembly comprises a movable mold base plate (8), fixed blocks (9) fixedly connected to both sides of the movable mold base plate (8), and a movable mold plate (10) fixedly connected to the fixed blocks (9); the two fixed blocks (9) and the movable mold base plate (8) and the movable mold plate (10) together enclose a receiving space, and an ejection mechanism is arranged in the receiving space; a movable mold core (11) is arranged inside the movable mold plate (10); a movable mold channel (12) is provided on one side of the movable mold core (11) facing the fixed mold assembly, and a plurality of movable mold cavities (13) are respectively connected to both sides of the movable mold channel (12), and the bottom surface of the movable mold cavity (13) abuts against the bottom surface of the positioning column (7).

2. The injection mold for a card slot according to claim 1, characterized in that: The ejection mechanism comprises an ejector push plate (14) arranged on a movable mold base plate (8), a push plate fixing plate (15) fixedly connected above the ejector push plate (14), and an ejector (16) penetrating the push plate fixing plate (15) and arranged toward the fixed mold assembly, wherein the ejector (16) is fixedly connected to the ejector push plate (14).

3. The injection mold for a card slot according to claim 1, characterized in that: The ejection mechanism also includes a buffer unit, which includes a buffer rod (17) and a spring (18) sleeved on the buffer rod (17). Four buffer rods (17) and four springs (18) are provided and are evenly distributed on the four corners of the push plate fixing plate (15).

4. The injection mold for a card slot according to claim 1, characterized in that: Guide pillars (19) penetrating the movable template (10) are fixedly connected to both sides of the fixed block (9), and guide sleeves (20) matched with the guide pillars (19) are fixedly connected to the fixed template (2).

5. The injection mold for a card slot according to claim 1, characterized in that: Insertion blocks (21) are respectively arranged at the four corners of the movable mold core (11), and the fixed mold core (3) is provided with slots (22) for inserting the insertion blocks (21).

6. The injection mold for a card slot according to claim 1, characterized in that: The fixed die plate (2) and the movable die plate (10) are respectively provided with fixing components (23) around their peripheries, and the upper and lower sides of the fixing components (23) are respectively fixed to the fixed die plate (2) and the movable die plate (10) by fasteners.

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