CN220880540U - Miniature sensor metal injection molding mould - Google Patents
Miniature sensor metal injection molding mould Download PDFInfo
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- CN220880540U CN220880540U CN202322591936.3U CN202322591936U CN220880540U CN 220880540 U CN220880540 U CN 220880540U CN 202322591936 U CN202322591936 U CN 202322591936U CN 220880540 U CN220880540 U CN 220880540U
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- 238000001746 injection moulding Methods 0.000 title claims abstract description 26
- 239000002184 metal Substances 0.000 title claims abstract description 19
- 230000007246 mechanism Effects 0.000 claims abstract description 13
- 230000000149 penetrating effect Effects 0.000 claims abstract description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 230000007547 defect Effects 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 4
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000005238 degreasing Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
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- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model discloses a metal injection molding die of a miniature sensor, which comprises: the fixed die assembly comprises a fixed die seat plate and a fixed die plate fixedly connected to the bottom of the fixed die seat plate, a positioning ring penetrating through the fixed die seat plate is arranged at the center position of the fixed die seat plate, and a sprue corresponding to the positioning ring is arranged on the fixed die plate; the inside of the fixed die plate is fixedly connected with a fixed die core, one surface of the fixed die core, facing the movable die assembly, is provided with a fixed die channel, and the fixed die channel is communicated with a plurality of fixed die cavities; the periphery of the fixed die channel is respectively provided with a convex block; according to the utility model, the multiple cavities are arranged in the fixed die core and the movable die core, so that multiple products can be molded at one time for injection molding, the production efficiency is improved, and meanwhile, by arranging the ejection mechanism, after the die is opened, the products in the movable die cavity can be ejected from the movable die core, and the defect of difficult demolding can be overcome.
Description
Technical Field
The utility model relates to the technical field of molds, in particular to a metal injection molding mold of a miniature sensor.
Background
With the rapid development of national economy and the continuous improvement of the technology level, the manufacturing industry in China is rapidly developed, CNC processing is generally adopted when the products such as the sensors are produced, and for some miniature sensors, the CNC processing difficulty is increased and the cost is increased due to undersize; therefore, the production of the micro-sensor can use a mould, and the micro-sensor parts can be manufactured in a large scale, high efficiency and low cost by using a metal injection molding process, feeding, mould design, injection molding and degreasing sintering. The injection molding die used for producing the existing microsensor generally needs to be matched with a die which surrounds the microsensor in the upper, lower, left and right directions to realize injection molding and stripping of the microsensor injection molding piece when the kettle cover injection molding piece with a special structure is produced, however, the die which surrounds the microsensor in the multiple directions has a complex structure, so that the die is difficult to demold, the quantity of one-time injection molding is small, and the production efficiency is lower.
Based on the above situation, the utility model provides a metal injection molding die for a miniature sensor, which can effectively solve the above problems.
Disclosure of utility model
The utility model aims to provide a metal injection molding die for a miniature sensor. According to the miniature sensor metal injection molding die provided by the utility model, the plurality of cavities are arranged in the fixed die core and the movable die core, so that a plurality of products can be molded in one step, the production efficiency is improved, and meanwhile, by arranging the ejection mechanism, after the die is opened, the products in the movable die cavity can be ejected from the driven die core, and the defect of difficult demolding can be overcome.
The utility model is realized by the following technical scheme:
A microsensor metal injection molding die comprising:
The fixed die assembly comprises a fixed die seat plate and a fixed die plate fixedly connected to the bottom of the fixed die seat plate, a positioning ring penetrating through the fixed die seat plate is arranged at the center position of the fixed die seat plate, and a sprue corresponding to the positioning ring is arranged on the fixed die plate; the inside of the fixed die plate is fixedly connected with a fixed die core, one surface of the fixed die core, facing the movable die assembly, is provided with a fixed die channel, and the fixed die channel is communicated with a plurality of fixed die cavities; the periphery of the fixed die channel is respectively provided with a convex block;
The movable die assembly comprises a movable die base plate, cushion blocks arranged on two sides of the movable die base plate and a movable die plate fixedly connected to the movable die base plate and the cushion blocks, wherein the two cushion blocks, the movable die base plate and the movable die plate jointly enclose an accommodating space, and an ejection mechanism is arranged in the accommodating space; a movable mould core is arranged in the movable mould plate; a movable mold channel is formed in one surface of the movable mold core, facing the fixed mold assembly, and is communicated with a plurality of movable mold cavities;
the ejection mechanism comprises a thimble push plate, a push plate fixing plate and a thimble, wherein the thimble push plate is close to the movable die holder plate, the push plate fixing plate is fixedly connected to the upper side of the thimble push plate, the thimble penetrates through the push plate fixing plate and is arranged towards the fixed die assembly, and the thimble is fixedly connected with the thimble push plate.
According to the above technical scheme, as a further preferable technical scheme of the above technical scheme, the ejection mechanism further comprises a buffer unit, the buffer unit comprises a buffer rod and a spring sleeved on the buffer rod, the buffer rod and the spring are four and uniformly distributed on four corners of the push plate fixing plate.
According to the above technical scheme, as a further preferable technical scheme of the above technical scheme, four corners of the movable mold plate are respectively and fixedly connected with guide posts, and four corners of the fixed mold plate are respectively and fixedly connected with guide sleeves which are in fit connection with the guide posts.
According to the above technical scheme, as a further preferable technical scheme of the above technical scheme, the movable die plate is fixedly connected with a supporting rod for supporting the movable die plate.
According to the above technical scheme, as a further preferable technical scheme of the above technical scheme, two sides of the movable die base plate are respectively fixedly connected with a guide rod, and the top ends of the guide rods sequentially penetrate through the ejector pin push plate and the push plate fixing plate and are connected with the bottom of the movable die plate in a matched manner.
According to the above technical scheme, as a further preferable technical scheme of the above technical scheme, a plurality of fixing components are arranged on the outer sides of the fixed die plate and the movable die plate, the fixing components comprise fixing strips and fixing sheets, and two ends of the fixing strips and the fixing sheets are respectively fixed on the fixed die plate and the movable die plate at the same time through fasteners.
According to the technical scheme, as a further preferable technical scheme of the technical scheme, the outer sides of the fixed die plate and the movable die plate are provided with positioning components, each positioning component comprises a positioning block fixedly connected with the movable die plate and a connecting block fixedly connected with the fixed die plate, the top of each positioning block is fixedly connected with a positioning column, and each connecting block is provided with a connecting hole matched and connected with the corresponding positioning column.
Compared with the prior art, the utility model has the following advantages:
According to the miniature sensor metal injection molding die provided by the utility model, the plurality of cavities are arranged in the fixed die core and the movable die core, so that a plurality of products can be molded in one step, the production efficiency is improved, and meanwhile, by arranging the ejection mechanism, after the die is opened, the products in the movable die cavity can be ejected from the driven die core, and the defect of difficult demolding can be overcome.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic view of the internal structure of the present utility model;
FIG. 3 is a schematic diagram of a mold insert structure of the present utility model;
FIG. 4 is a schematic diagram of a movable mold insert according to the present utility model;
fig. 5 is a schematic structural diagram of a positioning assembly according to the present utility model.
Detailed Description
In order that those skilled in the art will better understand the technical solutions of the present utility model, preferred embodiments of the present utility model will be described below with reference to specific examples, but it should be understood that the drawings are for illustrative purposes only and should not be construed as limiting the present patent; for the purpose of better illustrating the embodiments, certain elements of the drawings may be omitted, enlarged or reduced and do not represent the actual product dimensions; it will be appreciated by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted. The positional relationship depicted in the drawings is for illustrative purposes only and is not to be construed as limiting the present patent.
A microsensor metal injection molding die comprising:
The fixed die assembly comprises a fixed die seat plate 1 and a fixed die plate 2 fixedly connected to the bottom of the fixed die seat plate 1, a positioning ring 3 penetrating through the fixed die seat plate 1 is arranged at the central position of the fixed die seat plate 1, and a pouring gate 4 corresponding to the positioning ring 3 is arranged on the fixed die plate 2; the inside of the fixed template 2 is fixedly connected with a fixed die core 5, one surface of the fixed die core 5 facing the movable die assembly is provided with a fixed die channel 6, and the fixed die channel 6 is communicated with a plurality of fixed die cavities 7; the periphery of the fixed die channel 6 is respectively provided with a convex block 8;
The movable die assembly comprises a movable die base plate 9, cushion blocks 10 arranged on two sides of the movable die base plate 9 and a movable die plate 11 fixedly connected to the movable die base plate 9 and the cushion blocks 10, wherein two cushion blocks 10, the movable die base plate 9 and the movable die plate 11 jointly enclose an accommodating space, and an ejection mechanism is arranged in the accommodating space; a movable mould core 12 is arranged in the movable mould plate 11; a movable mold channel 13 is formed in one surface of the movable mold core 12, which faces the fixed mold assembly, and the movable mold channel 13 is communicated with a plurality of movable mold cavities 14;
The ejection mechanism comprises an ejector pin push plate 15 close to the movable die base plate 9, a push plate fixing plate 16 fixedly connected above the ejector pin push plate 15 and ejector pins 17 penetrating through the push plate fixing plate 16 and arranged towards the fixed die assembly, and the ejector pins 17 are fixedly connected with the ejector pin push plate 15.
According to the utility model, the plurality of cavities are arranged in the fixed die core 5 and the movable die core 12, so that a plurality of products can be molded at one time, the production efficiency is improved, and meanwhile, by arranging the ejection mechanism, after the die is opened, the products in the movable die cavity 14 can be ejected from the movable die core 11, and the defect of difficult demolding can be overcome.
Further, in another embodiment, the ejection mechanism further includes a buffer unit, the buffer unit includes a buffer rod 18 and a spring 19 sleeved on the buffer rod 18, and the buffer rod 18 and the spring 19 are four and uniformly distributed on four corners of the push plate fixing plate 16. The setting of buffer rod 18 and spring 19, when the mould carries out the compound die, the bottom of movable mould board 11 can downwardly extrusion spring 19, and buffer rod 18 can stretch into the inside of movable mould board 11 simultaneously, can slow down the pressure that movable mould board 11 received through the elasticity of spring 19, and then prolongs movable mould board 11's life.
Further, in another embodiment, four corners of the movable mold plate 11 are respectively and fixedly connected with guide posts 20, and four corners of the fixed mold plate 2 are respectively and fixedly connected with guide sleeves 21 which are cooperatively connected with the guide posts 20. When the mould is opened, the guide post 20 is separated from the guide sleeve 21 in the fixed mould plate 2, the movable mould component is far away from the fixed mould component 1, and when the mould is closed, the guide post 20 penetrates into the guide sleeve 21 in the fixed mould plate 2, and the movable mould component and the fixed mould component form a cavity for the sensor.
Further, in another embodiment, a supporting rod 22 for supporting the movable mold plate 11 is fixedly connected to the movable mold plate 9. The support rods 22 are provided to support the movable die plate 11 and prevent the movable die plate 11 from being deformed.
Further, in another embodiment, two sides of the movable mold base plate 9 are respectively and fixedly connected with a guide rod 23, and the top end of the guide rod 23 sequentially passes through the ejector pin push plate 15 and the push plate fixing plate 16 and is in fit connection with the bottom of the movable mold plate 11. The guide rod 23 is provided to provide a guide for the movement of the ejector pin pusher plate 15 and the pusher plate fixing plate 16.
Further, in another embodiment, a plurality of fixing assemblies are arranged on the outer sides of the fixed die plate 2 and the movable die plate 11, the fixing assemblies comprise fixing strips 24 and fixing sheets 25, and two ends of the fixing strips 24 and the fixing sheets 25 are respectively fixed on the fixed die plate 2 and the movable die plate 11 at the same time through fasteners. The fixed strip 24 and the fixed piece 25 ensure that the relative positions of the fixed die assembly and the movable die assembly are unchanged, so that the die assembly is more fastened.
Further, in another embodiment, a positioning assembly is disposed on the outer sides of the fixed platen 2 and the movable platen 11, the positioning assembly includes a positioning block 26 fixedly connected with the movable platen 11 and a connecting block 27 fixedly connected with the fixed platen 2, a positioning column 28 is fixedly connected to the top of the positioning block 26, and a connecting hole 29 cooperatively connected with the positioning column 28 is formed in the connecting block 27. By arranging the positioning blocks 26 and the connecting blocks 27, the fixed die plate 2 and the movable die plate 11 are aligned conveniently, and the die assembly is more accurate.
From the description of the utility model and the drawings, those skilled in the art will readily make or use a microsensor metal injection molding die of the present utility model and be able to produce the positive effects described herein.
Unless specifically stated otherwise, in the present utility model, if there are terms such as "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc., the positional relationship indicated is based on the positional relationship indicated in the drawings, and is merely for convenience of describing the present utility model and simplifying the description, and it is not necessary to indicate or imply that the referred devices or elements must have a specific orientation, be constructed and operated in a specific orientation, so that the terms describing the positional relationship in the present utility model are merely for exemplary illustration and should not be construed as limitations of the present patent, and it is possible for those skilled in the art to understand the specific meaning of the above terms in conjunction with the drawings and according to the specific circumstances.
Unless specifically stated or limited otherwise, the terms "disposed," "connected," and "connected" herein are to be construed broadly, e.g., they may be fixed, removable, or integral; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
The foregoing description is only a preferred embodiment of the present utility model, and is not intended to limit the present utility model in any way, and any simple modification, equivalent variation, etc. of the above embodiment according to the technical matter of the present utility model fall within the scope of the present utility model.
Claims (7)
1. A miniature sensor metal injection molding mould which is characterized in that: comprising the following steps:
The fixed die assembly comprises a fixed die seat plate (1) and a fixed die plate (2) fixedly connected to the bottom of the fixed die seat plate (1), a positioning ring (3) penetrating through the fixed die seat plate (1) is arranged at the center of the fixed die seat plate (1), and a pouring gate (4) corresponding to the positioning ring (3) is arranged on the fixed die plate (2); the inside of the fixed template (2) is fixedly connected with a fixed die core (5), one surface of the fixed die core (5) facing the movable die assembly is provided with a fixed die channel (6), and the fixed die channel (6) is communicated with a plurality of fixed die cavities (7); the periphery of the fixed die channel (6) is respectively provided with a lug (8);
The movable die assembly comprises a movable die base plate (9), cushion blocks (10) arranged on two sides of the movable die base plate (9) and movable die plates (11) fixedly connected to the movable die base plate (9) and the cushion blocks (10), wherein two cushion blocks (10), the movable die base plate (9) and the movable die plates (11) are jointly enclosed to form an accommodating space, and an ejection mechanism is arranged in the accommodating space; a movable die core (12) is arranged in the movable die plate (11); a movable mold channel (13) is formed in one surface of the movable mold core (12) facing the fixed mold assembly, and the movable mold channel (13) is communicated with a plurality of movable mold cavities (14);
The ejection mechanism comprises an ejector pin push plate (15) close to the movable die base plate (9), a push plate fixing plate (16) fixedly connected to the upper portion of the ejector pin push plate (15) and ejector pins (17) penetrating through the push plate fixing plate (16) and arranged towards the fixed die assembly, and the ejector pins (17) are fixedly connected with the ejector pin push plate (15).
2. The microsensor metal injection molding die of claim 1, wherein: the ejection mechanism further comprises a buffer unit, the buffer unit comprises buffer rods (18) and springs (19) sleeved on the buffer rods (18), and the buffer rods (18) and the springs (19) are four and uniformly distributed on four corners of the push plate fixing plate (16).
3. The microsensor metal injection molding die of claim 1, wherein: four corners of the movable template (11) are respectively fixedly connected with guide posts (20), and four corners of the fixed template (2) are respectively fixedly connected with guide sleeves (21) which are matched and connected with the guide posts (20).
4. The microsensor metal injection molding die of claim 1, wherein: and a supporting rod (22) for supporting the movable mould plate (11) is fixedly connected to the movable mould base plate (9).
5. The microsensor metal injection molding die of claim 1, wherein: guide rods (23) are fixedly connected to two sides of the movable die base plate (9) respectively, and the top ends of the guide rods (23) sequentially penetrate through the ejector pin push plate (15) and the push plate fixing plate (16) and are connected with the bottom of the movable die plate (11) in a matched mode.
6. The microsensor metal injection molding die of claim 1, wherein: the outside of fixed die plate (2) and movable die plate (11) is provided with a plurality of fixed subassemblies, fixed subassembly includes fixed strip (24) and stationary blade (25), the both ends of fixed strip (24) and stationary blade (25) are fixed simultaneously on fixed die plate (2) and movable die plate (11) through the fastener respectively.
7. The microsensor metal injection molding die of claim 1, wherein: the fixed die plate (2) and the movable die plate (11) are provided with positioning components on the outer sides, each positioning component comprises a positioning block (26) fixedly connected with the movable die plate (11) and a connecting block (27) fixedly connected with the fixed die plate (2), a positioning column (28) is fixedly connected to the top of each positioning block (26), and a connecting hole (29) matched and connected with each positioning column (28) is formed in each connecting block (27).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322591936.3U CN220880540U (en) | 2023-09-23 | 2023-09-23 | Miniature sensor metal injection molding mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322591936.3U CN220880540U (en) | 2023-09-23 | 2023-09-23 | Miniature sensor metal injection molding mould |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220880540U true CN220880540U (en) | 2024-05-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322591936.3U Active CN220880540U (en) | 2023-09-23 | 2023-09-23 | Miniature sensor metal injection molding mould |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220880540U (en) |
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2023
- 2023-09-23 CN CN202322591936.3U patent/CN220880540U/en active Active
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