CN223989716U - A modular mold that is easy to replace - Google Patents
A modular mold that is easy to replaceInfo
- Publication number
- CN223989716U CN223989716U CN202520688181.5U CN202520688181U CN223989716U CN 223989716 U CN223989716 U CN 223989716U CN 202520688181 U CN202520688181 U CN 202520688181U CN 223989716 U CN223989716 U CN 223989716U
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- China
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- die
- plate
- lower die
- base plate
- limiting
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Abstract
The utility model discloses a combined die convenient to replace, which belongs to the technical field of dies and comprises an upper die plate, a replacement die core, a lower die table and a split lower die structure, wherein a base plate is arranged on the lower side of the upper die plate, a connecting structure is arranged on the base plate and connected with the upper die plate, a guide rod is fixedly arranged on the lower side of the base plate in a rectangular array, the guide rod is in limit sliding connection with the lower die table, the replacement die core is arranged between the upper die plate and the base plate, the bottom of the replacement die core penetrates through the base plate, the split lower die structure is arranged on the lower die table, the split lower die structure comprises a lower die, a limiting assembly and a driving assembly, the limiting assembly is arranged on the lower die table and used for limiting the lower die, and the driving assembly is arranged on the lower die table and used for driving the lower die. Through the mode, the die cavity formed by the forming part is formed between the replaceable die core penetrating through the base plate and the lower die, and the replaceable die core is convenient to replace through the matching of the upper die plate and the base plate.
Description
Technical Field
The utility model relates to the technical field of dies, in particular to a combined die convenient to replace.
Background
The injection molding process is to close two parts of the mold to form one cavity for filling plastic liquid, cool the plastic liquid inside the cavity after injecting the plastic liquid, and eject the cooled plastic part after opening the mold.
For example, chinese patent publication No. CN221641625U discloses an injection mold, wherein an injection cavity is formed by an upper mold and a lower mold, a plastic liquid is injected into the injection cavity to cool and mold the injection cavity, and then the upper mold and the lower mold are separated, and the plastic is molded in an auxiliary manner by an ejection assembly and an elastic knocking assembly to release the plastic.
However, in actual production, some plastic parts only have different shapes of the central mold cores, for example, the cost for replacing the whole set of molds is high, and the molds are difficult to quickly replace different molds, so that the plastic parts are molded at different positions with different central shapes.
Based on the above, the present utility model designs a modular mold that is easy to replace to solve the above problems.
Disclosure of utility model
In view of the above-mentioned shortcomings of the prior art, the present utility model provides a modular mold that is easy to replace.
In order to achieve the above purpose, the utility model is realized by the following technical scheme:
a combined die convenient to replace comprises an upper die plate, a replacement die core, a lower die table and a split lower die structure;
the lower side of the upper die plate is provided with a base plate, a connecting structure is arranged on the base plate and connected with the upper die plate, a guide rod is fixedly arranged on the lower side of the base plate in a rectangular array, the guide rod is in limit sliding connection with the lower die table, a replaceable die core is arranged between the upper die plate and the base plate, and the bottom of the replaceable die core penetrates through the base plate;
the split lower die structure comprises a lower die, a limiting assembly and a driving assembly, wherein the lower die is arranged in a lower die table, the lower die table is provided with the limiting assembly used for limiting the lower die, and the lower die table is provided with the driving assembly used for driving the lower die.
Furthermore, the replacement type mold core comprises a replacement plate, a plugboard and a mold core, wherein the plugboard is fixedly arranged on the lower side of the replacement plate, the mold core for forming the central groove is fixedly arranged on the lower side of the plugboard, and the installation groove is formed on the upper side of the base plate and is clamped with the replacement plate.
Furthermore, a slot is arranged in the middle of the mounting groove, and the slot is spliced with the plugboard.
Still further, the lower mould includes movable mould board and lug, and movable mould board is provided with two, and the adaptation groove that is used for shaping spare fashioned is seted up to the inboard of two movable mould boards, and adaptation groove middle part is provided with and is used for the fashioned lug of waist groove.
Furthermore, the limiting assembly comprises a sliding block, a moving groove for accommodating the moving template is formed in the lower die table, the sliding blocks are symmetrically and fixedly arranged on two sides of the moving groove, sliding grooves are symmetrically formed in the side edges of the moving template, the sliding grooves are in limiting sliding connection with the sliding blocks, and limiting grooves are symmetrically formed in the moving template.
Furthermore, the limiting assembly further comprises a positioning block, the positioning block is symmetrically and fixedly arranged at the bottom of the base plate, and the positioning block is attached to the outer side of the movable template to slide.
Further, the driving assembly comprises driving air cylinders, the driving air cylinders are symmetrically and fixedly arranged on the lower die table, and the output ends of the driving air cylinders are fixedly connected with the outer sides of the movable templates.
Still further, the drive assembly still includes central stopper, and the middle part fixed mounting in removal groove has central stopper, central stopper and spacing groove joint.
Compared with the prior art, the mold has the advantages that the bottom of the replacement mold core penetrates through the base plate by placing the replacement mold core between the upper mold plate and the base plate, the driving assembly drives the lower mold to be closed under the limiting effect of the limiting assembly when in use, the upper mold plate and the base plate drive the replacement mold core to be attached under the limiting effect of the guide rod, a cavity formed by a forming part is formed between the replacement mold core penetrating through the base plate, the base plate and the lower mold, plastic liquid is injected into the cavity, after cooling and forming, the upper mold plate and the base plate drive the replacement mold core to vertically move upwards, the replacement mold core is separated from a central groove on the forming part, the driving assembly drives the lower mold to be opened under the limiting effect of the limiting assembly, smooth demolding after forming is ensured, when the forming part with different central groove shapes is required to be produced, the upper mold plate and the base plate can be pulled open, and then the replacement of the replacement mold core is facilitated by matching of the upper mold plate and the base plate.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It is evident that the drawings in the following description are only some embodiments of the present utility model and that other drawings may be obtained from these drawings without inventive effort for a person of ordinary skill in the art.
FIG. 1 is a perspective view of a modular mold for easy replacement according to the present utility model;
FIG. 2 is a front view of a modular mold for easy replacement according to the present utility model;
FIG. 3 is a perspective view of a modular mold for easy replacement according to the present utility model;
FIG. 4 is a perspective view of a modular mold for ease of replacement according to the present utility model;
FIG. 5 is a schematic view of a molded part structure;
FIG. 6 is a schematic view of an alternate plate and its connection structure;
Fig. 7 is a schematic diagram of a moving die plate and its connection structure.
Reference numerals in the drawings represent respectively:
1. The upper die plate, 11, a backing plate, 12, a connecting structure, 121, a limiting rod, 122, a limiting block, 13, a pouring hole, 14, a guide rod, 2, a replaceable die core, 21, a replaceable plate, 22, a plugboard, 23, a die core, 24, an installation groove, 25, a slot, 3, a lower die table, 4, a split lower die structure, 41, a lower die, 411, a movable die plate, 412, an adapting groove, 413, a lug, 42, a limiting component, 421, a locating block, 422, a sliding block, 423, a sliding groove, 424, a limiting groove, 425, a movable groove, 43, a driving component, 431, a driving cylinder, 432, a central limiting block, 5, a formed part, 51, a central groove, 52 and a waist groove.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present utility model more clear, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. It will be apparent that the described embodiments are some, but not all, embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Reference to "left", "right", "front", "rear", "upper", "lower" in the following description is oriented in the viewing direction of the front view.
In some embodiments, referring to fig. 1-3 of drawings in the specification, a modular mold convenient to replace comprises an upper mold plate 1, a replaceable mold core 2, a lower mold table 3 and a split lower mold structure 4;
The lower side of the upper die plate 1 is provided with a base plate 11, a connecting structure 12 is arranged on the base plate 11, the connecting structure 12 is connected with the upper die plate 1, a guide rod 14 is fixedly arranged on the lower side of the base plate 11 in a rectangular array, the guide rod 14 is in limit sliding connection with the lower die table 3, a replaceable die core 2 is arranged between the upper die plate 1 and the base plate 11, the bottom of the replaceable die core 2 penetrates through the base plate 11, and a split lower die structure 4 is arranged on the lower die table 3;
As shown in fig. 2 and 3, the split lower die structure 4 includes a lower die 41, a limiting assembly 42 and a driving assembly 43, the lower die 41 is installed in the lower die table 3, the lower die table 3 is installed with the limiting assembly 42 for limiting the lower die 41, and the lower die table 3 is installed with the driving assembly 43 for driving the lower die 41.
In this embodiment, when the combined mold convenient for replacement works normally, the replaceable mold core 2 is placed between the upper mold plate 1 and the base plate 11, so that the bottom of the replaceable mold core 2 passes through the base plate 11, when in use, the driving component 43 drives the lower mold 41 to be closed under the limiting action of the limiting component 42, then the upper mold plate 1 and the base plate 11 drive the replaceable mold core 2 to be attached to the lower mold table 3 under the limiting action of the guide rod 14, a cavity formed by the forming piece 5 is formed between the replaceable mold core 2 passing through the base plate 11 and the lower mold 41, plastic liquid is injected into the cavity, after cooling and forming, the upper mold plate 1 and the base plate 11 drive the replaceable mold core 2 to move vertically upwards, so that the replaceable mold core 2 is separated from the central groove 51 on the forming piece 5, then the driving component 43 drives the lower mold 41 to be opened under the limiting action of the limiting component 42, so that smooth demolding after forming of the waist groove 52 is realized, when the forming piece 5 with different shapes of the central groove 51 is required to be produced, the upper mold plate 1 and the base plate 11 can be pulled open, then the replaceable mold core 2 is taken out, and the replacement of the replaceable mold core 2 is convenient through the matching of the upper mold plate 1 and the replaceable mold core 2.
In some embodiments, as a preferred embodiment of the present utility model, as shown in fig. 2 and 3, the upper template 1 and the backing plate 11 are provided with pouring holes 13 for facilitating inflow of plastic liquid;
The connecting structure 12 comprises a limiting rod 121 and limiting blocks 122, wherein a plurality of limiting rods 121 are symmetrically and fixedly arranged on the backing plate 11, and the limiting blocks 122 are fixedly arranged on the upper sides of the limiting rods 121;
as shown in fig. 3 and 6, the replaceable mold core 2 comprises a replaceable plate 21, a plug board 22 and a mold core 23, wherein the plug board 22 is fixedly arranged on the lower side of the replaceable plate 21, the mold core 23 for forming the central groove 51 is fixedly arranged on the lower side of the plug board 22, the upper side of the base plate 11 is provided with a mounting groove 24, the mounting groove 24 is clamped with the replaceable plate 21, and the middle part of the mounting groove 24 is provided with a slot 25;
As shown in fig. 2-4 and fig. 7, the lower die 41 includes two moving templates 411 and a protruding block 413, two moving templates 411 are provided, an adapting groove 412 for molding the molding member 5 is provided on the inner sides of the two moving templates 411, and the protruding block 413 for molding the waist groove 52 is provided in the middle of the adapting groove 412;
The limiting assembly 42 comprises a sliding block 422, a moving groove 425 for accommodating the moving template 411 is formed in the lower die table 3, the sliding block 422 is symmetrically and fixedly arranged on two sides of the moving groove 425, sliding grooves 423 are symmetrically formed in the side edges of the moving template 411, and the sliding grooves 423 are in limiting sliding connection with the sliding block 422;
The limiting assembly 42 further comprises a positioning block 421, wherein the positioning block 421 is symmetrically and fixedly arranged at the bottom of the base plate 11, and the positioning block 421 is attached to the outer side of the movable template 411 in a sliding manner;
The driving assembly 43 comprises driving air cylinders 431, the driving air cylinders 431 are symmetrically and fixedly arranged on the lower die table 3, and the output ends of the driving air cylinders 431 are fixedly connected with the outer side of the movable die plate 411;
The driving assembly 43 further comprises a central limiting block 432, the central limiting block 432 is fixedly arranged in the middle of the moving groove 425, and the central limiting block 432 is clamped with the limiting groove 424.
In this embodiment, when the replaceable mold core 2, the lower mold table 3 and the split lower mold structure 4 work normally, the replaceable plate 21 is placed in the mounting groove 24 to enable the insert plate 22 to be inserted into the slot 25, the mold core 23 passes through the base plate 11 at this time, the bottom surface of the insert plate 22 and the bottom surface of the base plate 11 are located on the same plane, the driving cylinder 431 drives the movable mold plate 411 to move in the movable groove 425, the movable mold plate 411 moves horizontally under the limiting action of the sliding block 422 and the sliding groove 423 until the limiting groove 424 on the inner side of the movable mold plate 411 contacts with the central limiting block 432, the closing of the movable mold plate 411 is achieved, the adaptive groove 412 on the inner side of the two movable mold plates 411, the bottom surface of the base plate 11 and the bottom surface of the insert plate 22 form a cavity formed by the molding piece 5, the center groove 51 is formed by the mold core 23 on the bottom of the insert plate 22, the convex block 413 on the middle of the adaptive groove 412 is formed, after the injection of plastic liquid and cooling molding, the upper mold plate 1 drives the base plate 11 to move vertically by the limiting rods 121 and the limiting blocks 122, so that the insert plate 22 and the mold core 23 are driven by the limiting blocks 24 to move vertically, the base plate 11 and the bottom surface of the replaceable mold core 2 and the mold core 411 are separated from the molding piece 5, and then the convex block 23 is driven horizontally, and the mold core 411 is driven to move horizontally, so that the mold forming piece is formed by the adaptive groove 412 is removed from the molding piece and the molding piece is completed.
The foregoing embodiments are merely for illustrating the technical solution of the present utility model, but not for limiting the same, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those skilled in the art that modifications may be made to the technical solution described in the foregoing embodiments or equivalents may be substituted for parts of the technical features thereof, and such modifications or substitutions may be made without departing from the spirit and scope of the technical solution of the embodiments of the present utility model.
Claims (8)
1. The utility model provides a modular mould convenient to replace, includes cope match-plate pattern (1), replacement mold core (2), lower mould platform (3) and split type lower mould structure (4), its characterized in that:
The lower side of the upper die plate (1) is provided with a base plate (11), a connecting structure (12) is arranged on the base plate (11), the connecting structure (12) is connected with the upper die plate (1), a rectangular array is fixedly arranged on the lower side of the base plate (11), a guide rod (14) is in limit sliding connection with the lower die table (3), a replaceable die core (2) is arranged between the upper die plate (1) and the base plate (11), the bottom of the replaceable die core (2) penetrates through the base plate (11), and a split lower die structure (4) is arranged on the lower die table (3);
The split lower die structure (4) comprises a lower die (41), a limiting assembly (42) and a driving assembly (43), wherein the lower die (41) is arranged in a lower die table (3), the lower die table (3) is provided with the limiting assembly (42) for limiting the lower die (41), and the lower die table (3) is provided with the driving assembly (43) for driving the lower die (41).
2. The combined die convenient to replace according to claim 1, wherein the replacement die core (2) comprises a replacement plate (21), a plugboard (22) and a die core (23), the plugboard (22) is fixedly arranged on the lower side of the replacement plate (21), the die core (23) for forming the central groove (51) is fixedly arranged on the lower side of the plugboard (22), the mounting groove (24) is formed on the upper side of the base plate (11), and the mounting groove (24) is clamped with the replacement plate (21).
3. The combined die convenient to replace according to claim 2, wherein a slot (25) is formed in the middle of the mounting groove (24), and the slot (25) is spliced with the plugboard (22).
4. The combined die convenient to replace according to claim 1, wherein the lower die (41) comprises two movable templates (411) and a lug (413), the two movable templates (411) are provided with two adapting grooves (412) for forming the forming piece (5) on the inner sides of the two movable templates (411), and the middle part of each adapting groove (412) is provided with the lug (413) for forming the waist groove (52).
5. The combined die convenient to replace according to claim 4, wherein the limiting assembly (42) comprises a sliding block (422), a moving groove (425) for accommodating the moving die plate (411) is formed in the lower die table (3), the sliding block (422) is symmetrically and fixedly arranged on two sides of the moving groove (425), sliding grooves (423) are symmetrically formed in the side edges of the moving die plate (411), the sliding grooves (423) are in limiting sliding connection with the sliding block (422), and limiting grooves (424) are symmetrically formed in the moving die plate (411).
6. The combined die convenient to replace according to claim 5, wherein the limiting assembly (42) further comprises a positioning block (421), the positioning block (421) is symmetrically and fixedly arranged at the bottom of the base plate (11), and the positioning block (421) is attached to the outer side of the movable die plate (411) to slide.
7. The combined die convenient to replace according to claim 6, wherein the driving assembly (43) comprises a driving cylinder (431), the driving cylinder (431) is symmetrically and fixedly arranged on the lower die table (3), and the output end of the driving cylinder (431) is fixedly connected with the outer side of the movable die plate (411).
8. The modular mold according to claim 7, wherein the driving assembly (43) further comprises a central limiting block (432), the central limiting block (432) is fixedly installed in the middle of the moving groove (425), and the central limiting block (432) is clamped with the limiting groove (424).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202520688181.5U CN223989716U (en) | 2025-04-14 | 2025-04-14 | A modular mold that is easy to replace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202520688181.5U CN223989716U (en) | 2025-04-14 | 2025-04-14 | A modular mold that is easy to replace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN223989716U true CN223989716U (en) | 2026-03-13 |
Family
ID=99001907
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202520688181.5U Active CN223989716U (en) | 2025-04-14 | 2025-04-14 | A modular mold that is easy to replace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN223989716U (en) |
-
2025
- 2025-04-14 CN CN202520688181.5U patent/CN223989716U/en active Active
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