Injection molding machine mold with guide structure
By designing the guide structure in the injection molding machine mold, using components such as guide columns, limit grooves and balls, the problems of deviation and offset when the traditional mold cover is closed are solved, and higher accuracy and stability are achieved.
Patent Information
- Application Number
- CN202420476819.4
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-03-12
- Publication Date
- 2025-02-28
- Estimated Expiration
- 2034-03-12
AI Technical Summary
Traditional injection molding molds lack guidance functions, resulting in prone to deviation and offset when covering.
An injection molding machine mold with a guide structure is designed. By providing components such as guide columns, limiting grooves, hydraulic cylinders and balls on the mold base and upper extrusion mold, the guide and limiting of the upper extrusion mold is achieved, ensuring that it can slide smoothly and not offset during the cover-closing process.
It effectively reduces the offset and displacement during cover bonding, ensures accurate alignment and stability of the mold, and improves the quality and efficiency of injection molding.
Smart Images
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Abstract
Description
Technical Field
[0001] The utility model relates to the field of mold processing equipment, in particular to an injection molding machine mold with a guide structure. Background Art
[0002] Injection molding, also known as injection molding, is a molding method that combines injection and molding. The advantages of the injection molding method are fast production speed, high efficiency, and automated operation. At a certain temperature, the completely molten plastic material is stirred by a screw, injected into the mold cavity with high pressure, and then cooled and solidified to obtain a molded product. The mold used in traditional injection molding has no guiding function, and there is no traction or guiding mechanism during the closing process. Therefore, the closing is formed after alignment, which is prone to deviation and offset.
[0003] Therefore, the utility model provides an injection molding machine mold with a guide structure to solve the above problems. Utility Model Content
[0004] (1) Technical issues to be solved
[0005] The utility model aims at the above-mentioned problems in the prior art and provides an injection molding machine mold with a guide structure which can be reasonably manufactured and used in order to make up for the deficiencies of the prior art.
[0006] (2) Technical solution
[0007] In order to achieve the above technical purpose, the utility model provides such an injection molding machine mold with a guide structure, including a base, the base including a mold chassis arranged in the middle of the base, a mold cavity is arranged in the mold chassis, the outer edge of the mold cavity is provided with a plurality of circumferentially distributed limiting grooves, the outer side of the mold cavity is also provided with an upright guide column, the top of the guide column is commonly connected with a top beam, a hydraulic cylinder is arranged downwardly in the center of the top beam, a hydraulic rod in the hydraulic cylinder is also arranged downwardly and connected with an upper extrusion mold, a ball is arranged inwardly on the edge of the upper extrusion mold, and the edge of the upper extrusion mold is sleeved on the guide column and slides; after assembly, a limiting rod is commonly connected between the upper extrusion mold and the mold chassis, and the limiting rod is uprightly arranged between the upper extrusion mold and the mold chassis.
[0008] Preferably, the bottom of the upper extrusion die is provided with an extrusion portion cooperating with the die cavity.
[0009] Preferably, the lower end of the limit rod is connected to the limit groove and extends inward; the upper end of the limit rod passes through the mounting hole of the upper extrusion die and extends upward to the top beam; after assembly, the upper end of the limit rod is fixed to the top beam by a locking nut.
[0010] Preferably, the limiting rods are arranged around the periphery of the mold chassis, and at least four limiting rods are provided.
[0011] Preferably, an injection molding material connection channel is provided below the mold chassis, and an injection molding port is correspondingly provided on the mold chassis.
[0012] Preferably, an even number of symmetrically arranged U-shaped blocks are fitted on the outer side of the mold chassis, and the other end of the U-shaped block is pressed against the inner side of the upright guide column.
[0013] Preferably, the balls on the upper extrusion die are symmetrically arranged on both sides of the guide column; when moving, they can slide up and down along the guide column.
[0014] (3) Beneficial effects
[0015] The advantages of the utility model are:
[0016] The utility model arranges a guide column on the outside of the entire mold, and a limit rod is jointly sleeved on the mold chassis and the upper extrusion mold. By arranging the ball bearings on the edge of the upper extrusion mold to cooperate with the guide column, the upper extrusion mold can be assisted to slide freely up and down from the guide column and can slide smoothly. At the same time, in order to achieve the effect of reinforcing the guidance, the limit column is installed in the limit groove on the one hand, and locked on the top beam on the other hand, so as to realize the vertical guidance and reduce the deviation or displacement when covering. BRIEF DESCRIPTION OF THE DRAWINGS
[0017] The utility model is further described below with reference to the accompanying drawings and embodiments.
[0018] Figure 1 It is a structural sectional view of the utility model;
[0019] Figure 2 It is a top view of the mold chassis part of the utility model.
[0020] The figures are marked as follows: 1-base, 2-guide column, 3-top beam, 4-mold chassis, 41-mold cavity, 42-limiting groove, 5-U-shaped block, 6-hydraulic cylinder, 7-upper extrusion mold, 8-ball, 9-extrusion part, 10-limiting rod, 11-locking nut, 12-injection plastic connecting channel. DETAILED DESCRIPTION
[0021] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.
[0022] Example:
[0023] See also Figure 1-2As shown, the utility model discloses an injection molding machine mold with a guide structure, which is mainly used in a distributing mold, and includes a base 1, wherein the base 1 includes a mold chassis 4 arranged in the middle thereof, wherein a mold cavity 41 is arranged in the mold chassis 4, wherein the outer edge of the mold cavity 41 is provided with a plurality of circumferentially distributed limiting grooves 42, wherein the outer side of the mold cavity 41 is further provided with an upright guide column 2, wherein the guide column 2 serves as a first guide structure, and facilitates the upper extrusion mold 7 to move along a set direction without offset, wherein an extrusion portion 9 cooperating with the mold cavity 41 is provided at the bottom of the upper extrusion mold 7, The top of the guide column 2 is commonly connected with a top beam 3, and a hydraulic cylinder 6 is provided downward in the center of the top beam 3. The hydraulic rod in the hydraulic cylinder 6 is also arranged downward and connected to the upper extrusion die 7. The edge of the upper extrusion die 7 is provided with a ball 8 facing inward, and the edge of the upper extrusion die 7 is sleeved on the guide column 2 and slides; after assembly, a limiting rod 10 is commonly connected between the upper extrusion die 7 and the die chassis 4, and the limiting rod 10 is uprightly arranged between the upper extrusion die 7 and the die chassis 4. The setting of the limiting rod 10 is to serve as a second guiding structure, so as to strengthen the effect of guiding the movement of the upper extrusion die 7.
[0024] In the second embodiment of the utility model, the lower end of the limit rod 10 is connected to the limit groove 42 and extends inward; the upper end of the limit rod 10 passes through the mounting hole of the upper extrusion die 7 and extends upward to the top beam 3; after assembly, the upper end of the limit rod 10 is fixed to the top beam 3 by a locking nut 11, and the limit rod 10 is provided to achieve the effect of two-layer guidance and secondary limit reinforcement.
[0025] In the third embodiment of the present invention, the limiting rods 10 are arranged around the periphery of the mold chassis 4, and at least four limiting rods 10 are provided. The reinforcement effect is achieved by providing a plurality of limiting rods 10.
[0026] In the fourth embodiment of the utility model, an injection plastic connecting channel 12 is provided below the mold chassis 4, and an injection port is correspondingly provided on the mold chassis 4, so that the injection plastic can be injected into the mold cavity along the injection port to realize the injection operation.
[0027] In the fifth embodiment of the utility model, in order to achieve the effect of reinforcing the installation of the mold chassis 4, an even number of symmetrically arranged U-shaped blocks 5 are fitted on the outer side of the mold chassis 4, and the other end of the U-shaped block 5 is pressed against the inner side of the upright guide column 2.
[0028] In the sixth embodiment of the present utility model, in order to further limit the position of the ball 8, the ball 8 on the upper extrusion die 7 is symmetrically arranged on both sides of the guide column 2; when moving, it can slide up and down along the guide column 2.
[0029] In actual use, the parts are installed in the manner shown in the figure, and the edge of the upper extrusion mold is sleeved on the guide column, so that the ball in the upper extrusion mold can drive the upper extrusion mold to move up and down on the guide column. At the same time, a limit rod is installed on the upper extrusion mold and the mold chassis. The limit rod is inserted into the limit groove and locked to the top beam at the upper end. The limit rod and the guide column are arranged in parallel; then the injection plastic is injected into the injection plastic connecting channel, and the injection plastic will be injected into the mold cavity from the injection port. The upper extrusion mold is driven by the hydraulic cylinder and fits downward along the guide column and the limit rod facing the mold chassis to achieve a covering effect. Due to the guiding effect, there will be no offset and displacement effects during covering.
[0030] The above embodiments are preferred implementation modes of the present utility model. Although the present utility model has been described in detail with reference to the above embodiments, the implementation modes of the present utility model are not limited to the above embodiments. For those skilled in the art, they can still modify the technical solutions recorded in the above embodiments, or make equivalent replacements for some of the technical features therein. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present utility model should be included in the protection scope of the present utility model.
Claims
1. An injection molding machine mold with a guide structure, characterized in that: The invention comprises a base (1), wherein the base (1) comprises a mold chassis (4) arranged in the middle thereof, wherein a mold cavity (41) is arranged in the mold chassis (4), wherein the outer edge of the mold cavity (41) is provided with a plurality of circumferentially distributed limiting grooves (42), wherein the outer side of the mold cavity (41) is also provided with an upright guide column (2), wherein the top of the guide column (2) is commonly connected with a top beam (3), wherein a hydraulic cylinder (6) is arranged downwardly at the center of the top beam (3), wherein a hydraulic rod in the hydraulic cylinder (6) is also arranged downwardly and connected with an upper extrusion mold (7), wherein a ball bearing (8) is arranged inwardly at the edge of the upper extrusion mold (7), wherein the edge of the upper extrusion mold (7) is sleeved on the guide column (2) and slides; after assembly, a limiting rod (10) is commonly connected between the upper extrusion mold (7) and the mold chassis (4), wherein the limiting rod (10) is uprightly arranged between the upper extrusion mold (7) and the mold chassis (4).
2. The injection molding machine mold with a guide structure according to claim 1, characterized in that: The bottom of the upper extrusion die (7) is provided with an extrusion portion (9) that cooperates with the die cavity (41).
3. The injection molding machine mold with a guide structure according to claim 1, characterized in that: The lower end of the limiting rod (10) is connected to the limiting groove (42) and extends inward; the upper end of the limiting rod (10) passes through the mounting hole of the upper extrusion die (7) and extends upward to the top beam (3); after assembly, the upper end of the limiting rod (10) is fixed to the top beam (3) by a locking nut (11).
4. The injection molding machine mold with a guide structure according to claim 3, characterized in that: The limiting rods (10) are arranged around the periphery of the mold chassis (4), and at least four of them are provided.
5. The injection molding machine mold with a guide structure according to claim 1, characterized in that: An injection molding material connection channel (12) is provided below the mold chassis (4), and an injection molding port is correspondingly provided on the mold chassis (4).
6. The injection molding machine mold with a guide structure according to claim 1, characterized in that: An even number of symmetrically arranged U-shaped blocks (5) are fitted on the outer side of the mold chassis (4), and the other end of the U-shaped block (5) is pressed against the inner side of the upright guide column (2).
7. The injection molding machine mold with a guide structure according to claim 1, characterized in that: The balls (8) on the upper extrusion die (7) are symmetrically arranged on both sides of the guide column (2); when moving, they can slide up and down along the guide column (2).