CN220362907U - Precise injection mold for multi-cavity molding - Google Patents
Precise injection mold for multi-cavity molding Download PDFInfo
- Publication number
- CN220362907U CN220362907U CN202321990014.3U CN202321990014U CN220362907U CN 220362907 U CN220362907 U CN 220362907U CN 202321990014 U CN202321990014 U CN 202321990014U CN 220362907 U CN220362907 U CN 220362907U
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- injection molding
- wall
- sliding block
- hole
- movable
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- 238000000465 moulding Methods 0.000 title claims abstract description 28
- 238000002347 injection Methods 0.000 title claims abstract description 24
- 239000007924 injection Substances 0.000 title claims abstract description 24
- 238000001746 injection moulding Methods 0.000 claims abstract description 71
- 238000004891 communication Methods 0.000 claims abstract description 17
- 230000000149 penetrating effect Effects 0.000 claims abstract description 8
- 239000007788 liquid Substances 0.000 claims description 22
- 239000004033 plastic Substances 0.000 claims description 14
- 229920003023 plastic Polymers 0.000 claims description 14
- 210000001503 joint Anatomy 0.000 claims description 13
- 230000000694 effects Effects 0.000 claims description 12
- 239000000945 filler Substances 0.000 claims description 9
- 239000011148 porous material Substances 0.000 claims description 5
- 239000007787 solid Substances 0.000 claims description 5
- 230000005540 biological transmission Effects 0.000 claims description 3
- 238000007493 shaping process Methods 0.000 claims 1
- 238000001816 cooling Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000009966 trimming Methods 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 208000002925 dental caries Diseases 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
Landscapes
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model relates to the technical field of precision injection molds and discloses a precision injection mold for multi-cavity molding, which comprises a mold plate, wherein a plurality of cavity holes are formed in the top of the mold plate, a sliding groove is formed in the top of the mold plate, a control rod component is arranged in the sliding groove, a movable injection slide block is movably sleeved in the sliding groove, communication holes penetrating into the sliding groove are formed in the inner walls of the plurality of cavity holes, a main pipeline is formed in the movable injection slide block, a plurality of branch pipelines communicated with the main pipeline are formed in the movable injection slide block, and injection molding can be performed on the inner parts of the plurality of cavity holes of the mold plate through the movable injection slide block.
Description
Technical Field
The utility model relates to the technical field of precision injection molds, in particular to a precision injection mold for multi-cavity molding.
Background
The precision injection mold is a device for obtaining a product with a certain shape after injecting a resin material into a metal model, and is used for mass production of parts with complex shapes by a precision processing method. Specifically, the heated and melted material is injected into a mold cavity from high pressure, various formed products are obtained after cooling and solidification, and in order to improve the processing efficiency, many molds are designed into multi-cavity molds, because the molds only have a single injection molding hole, injection molding liquid needs to flow into a plurality of cavity holes at the same time, the plurality of cavity holes need to be communicated, however, the cavity holes after the communication are all connected with each other through a plurality of products formed after the injection molding is completed, the later trimming workload is increased, and therefore, the independent sealing of the plurality of cavity holes of the molds is a problem to be solved.
Disclosure of Invention
In order to overcome the defects in the prior art, the utility model provides a precise injection mold for multi-cavity molding, which solves the problem that a plurality of cavities in the mold are independently sealed in the prior art.
The utility model provides the following technical scheme: the utility model provides a precision injection mold for multi-cavity molding, includes the template, a plurality of cavitys have been seted up at the template top, the spout has been seted up at the template top, spout internally mounted has the control lever subassembly, the inside movable sleeve of spout has been connected the slip of moulding plastics, and is a plurality of the communicating hole in the spout has all been seted up to the downthehole wall of cavity, the inside trunk line that has opened of slip of moulding plastics, the inside branch pipe that has seted up of movable type slip of moulding plastics a plurality of and trunk line intercommunication, a plurality of the branch pipe other end runs through out movable type slip outside of moulding plastics, a plurality of the branch pipe respectively with a plurality of cavity communicating hole butt joint, the template openly has been seted up and has been run through to the inside hole of moulding plastics of spout, its hole inner wall fixedly connected with injection pipe, the injection pipe is by the outside trunk line of inserting inside of moulding plastics of slip, the spout inner wall bottom has been seted up and has been run through to the outside discharge outlet of template, the trunk line inner wall bottom has been seted up and has been run through to the mobile type slip bottom of moulding plastics.
Further, the two sides of the movable injection molding sliding block are tightly attached to the two sides of the inner wall of the chute.
Further, the control rod assembly comprises a threaded shaft and a positioning shaft, the threaded shaft is movably sleeved in the chute, the positioning shaft is fixedly connected with the inner wall of the chute, the movable injection molding sliding block is in threaded sleeve connection with the side wall of the threaded shaft, and the movable injection molding sliding block is movably sleeved on the side wall of the positioning shaft.
Further, a rotating handle is arranged at the positive end of the threaded shaft, the rotating handle is movably sleeved on the front surface of the template, and the back end of the rotating handle penetrates through the template to be connected with the threaded shaft.
Further, the side wall of the positioning shaft is fixedly connected with a first positioning block and a second positioning block, a plurality of branch pipelines are respectively in butt joint with a plurality of communication holes in a state that the front side of the movable injection molding sliding block is in contact with the back end of the second positioning block, and a liquid outlet in the main pipeline is in butt joint with a discharge hole in a state that the back of the movable injection molding sliding block is in contact with the front side of the first positioning block.
Further, the bottom of the movable injection molding sliding block is tightly attached to the inner wall of the chute.
Further, the movable injection molding sliding block comprises a bottom plate and a top plate, wherein a plurality of threaded holes are formed in the top of the top plate, threaded columns are sleeved in the threaded holes, a plurality of rotary holes penetrating to the bottom are formed in the top of the top plate, knobs are movably sleeved in the rotary holes, and the top ends of the threaded columns are fixedly connected with the bottom ends of the knobs.
Further, a plurality of all fixedly connected with filler in the downthehole wall intercommunicating pore of chamber, the filler is including solid fixed ring, gu fixed ring inner wall fixedly connected with inner tube, the cover has been cup jointed in the activity of inner tube lateral wall, cover bottom is equipped with out the liquid hole, the cover cup joints in the intercommunicating pore activity, cover one end is connected with solid fixed ring transmission through the extension spring.
The utility model has the technical effects and advantages that:
according to the utility model, the movable injection molding sliding block is arranged to perform injection molding to the inside of a plurality of cavity holes of the template, and after the injection molding is completed, each cavity hole can form an independent closed space by moving the movable injection molding sliding block, so that products formed by cooling in the cavity holes are independent products, and therefore, the phenomenon that the products in the plurality of cavity holes are connected with each other, the later trimming workload is increased, and the processing efficiency is effectively improved is avoided.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is an exploded view of the overall structure of the present utility model;
FIG. 3 is a schematic view of the lever assembly of FIG. 2 according to the present utility model;
FIG. 4 is a schematic view of the movable injection molding slide block of FIG. 2 according to the present utility model;
fig. 5 is a schematic view of the filler of fig. 2 according to the present utility model.
The reference numerals are: 1. a template; 2. a cavity hole; 3. a chute; 4. a control lever assembly; 5. a movable injection molding slide block; 6. a main pipe; 7. a branch pipe; 8. a filler; 9. injection molding a tube; 10. a discharge hole; 41. a threaded shaft; 42. positioning a shaft; 43. a rotary handle; 44. a first positioning block; 45. a second positioning block; 51. a bottom plate; 52. a top plate; 53. a knob; 54. a threaded column; 81. a cover; 82. an inner cylinder; 83. a fixing ring; 84. and a tension spring.
Detailed Description
The following describes specific embodiments of the present utility model in detail with reference to the drawings.
Referring to fig. 1 and 2, the utility model provides a precision injection mold for multi-cavity molding, which comprises a mold plate 1, wherein a plurality of cavity holes 2 are formed in the top of the mold plate 1, a chute 3 is formed in the top of the mold plate 1, a control rod component 4 is installed in the chute 3, a movable injection molding slide block 5 is movably sleeved in the chute 3, communication holes penetrating into the chute 3 are formed in the inner walls of the plurality of cavity holes 2, a main pipeline 6 is formed in the movable injection molding slide block 5, a plurality of branch pipelines 7 communicated with the main pipeline 6 are formed in the movable injection molding slide block 5, the other ends of the plurality of branch pipelines 7 penetrate out of the movable injection molding slide block 5, the plurality of branch pipelines 7 are respectively in butt joint with the communication holes of the plurality of cavity holes 2, an injection molding hole penetrating into the chute 3 is formed in the front of the mold plate 1, an injection molding pipe 9 is fixedly connected to the inner wall of the injection molding hole, the injection molding pipe 9 is inserted into the main pipeline 6 from the outer part of the movable injection molding slide block 5, a drain hole 10 penetrating into the outer part of the mold plate 1 is formed in the bottom of the inner wall of the chute 3, a drain penetrating into the bottom of the movable injection molding slide block 5 is formed in the inner wall.
Referring to fig. 2, two sides of the movable injection molding slide block 5 are tightly attached to two sides of the inner wall of the chute 3, when the control rod assembly 4 controls the movable injection molding slide block 5 to displace to enable the branch pipe 7 to be misplaced with the communicating hole, the two sides of the movable injection molding slide block 5 can form a covering effect on the communicating hole, and the injection molding liquid in the cavity hole 2 can be prevented from being discharged through the communicating hole.
Referring to fig. 3, the control rod assembly 4 includes a threaded shaft 41 and a positioning shaft 42, the threaded shaft 41 is movably sleeved in the chute 3, the positioning shaft 42 is fixedly connected to the inner wall of the chute 3, the movable injection molding slide block 5 is movably sleeved on the side wall of the threaded shaft 41, the movable injection molding slide block 5 is movably sleeved on the side wall of the positioning shaft 42, and the movable injection molding slide block 5 can be displaced in the chute 3 according to a threaded structure by rotating the threaded shaft 41.
Referring to fig. 2 and 3, a knob 43 is arranged at the positive end of the threaded shaft 41, the knob 43 is movably sleeved on the front surface of the template 1, the back end of the knob 43 penetrates through the template 1 to be connected with the threaded shaft 41, and the threaded shaft 41 can be conveniently controlled to rotate by rotating the knob 43.
Referring to fig. 2 and 3, the side wall of the positioning shaft 42 is fixedly connected with a first positioning block 44 and a second positioning block 45, a plurality of branch pipes 7 are respectively in butt joint with a plurality of communication holes in a state that the front of the movable injection molding sliding block 5 is abutted against the back of the second positioning block 45, the back of the movable injection molding sliding block 5 is in butt joint with the internal liquid outlet of the main pipe 6 and the discharge hole 10 in a state that the front of the first positioning block 44 is abutted against the back of the movable injection molding sliding block 5, and the movable injection molding sliding block 5 can be positioned by arranging the first positioning block 44 and the second positioning block 45, so that the control rod assembly 4 can accurately control the movable injection molding sliding block 5 to move to a required position.
Referring to fig. 2, the bottom of the movable injection molding sliding block 5 is tightly attached to the inner wall of the chute 3, so that when the liquid outlet inside the main pipeline 6 is not in butt joint with the discharge hole 10, the bottom of the inner wall of the chute 3 can play a shielding effect on the liquid outlet, and the injection molding liquid inside the main pipeline 6 is prevented from leaking from the liquid outlet.
Referring to fig. 4, the movable injection molding slide block 5 comprises a bottom plate 51 and a top plate 52, the top of the top plate 52 is provided with a plurality of threaded holes, threaded posts 54 are sleeved in the threaded holes, a plurality of threaded holes penetrating to the bottom are formed in the top of the top plate 52, knobs 53 are movably sleeved in the threaded holes, the top ends of the threaded posts 54 are fixedly connected with the bottom ends of the knobs 53, the movable injection molding slide block 5 can be detached, the main pipeline 6 and the branch pipeline 7 are exposed to the outside, and cleaning of the main pipeline 6 and the branch pipeline 7 is avoided.
Referring to fig. 2 and 5, the filler 8 is fixedly connected in the communication holes on the inner walls of the plurality of cavities 2, the filler 8 comprises a fixed ring 83, the inner wall of the fixed ring 83 is fixedly connected with an inner cylinder 82, a sleeve cover 81 is movably sleeved on the side wall of the inner cylinder 82, a liquid outlet hole is formed in the bottom of the sleeve cover 81, the sleeve cover 81 is movably sleeved in the communication holes, one end of the sleeve cover 81 is in transmission connection with the fixed ring 83 through a tension spring 84, when injection molding liquid enters the communication holes, the injection molding liquid enters the inner cylinder 82 and forms a pushing effect to enable the sleeve cover 81 to displace, at the moment, the liquid outlet hole at the bottom of the sleeve cover 81 enters the cavity 2 to output the injection molding liquid, and when injection molding is stopped, the sleeve cover 81 loses the pushing effect, and is retracted into the communication holes again under the tension effect of the tension spring 84, so that the filler 8 has a filling effect on the communication holes, and the injection molding liquid is prevented from being difficult to take out in the communication holes.
The working principle of the utility model is as follows: when the movable injection molding sliding block 5 is used, the control rod assembly 4 is used for controlling the displacement of the movable injection molding sliding block 5 to ensure that each branch pipe 7 is in butt joint with the communication hole on the inner wall of the cavity hole 2, injection molding liquid is output to the inside of the injection molding pipe 9 through the injection molding hole, injection molding liquid is output to the inside of the main pipe 6 of the movable injection molding sliding block 5 through the injection molding pipe 9, injection molding liquid is output to the outside of the movable injection molding sliding block 5 through the plurality of branch pipes 7, injection molding liquid is filled into the inside of each cavity hole 2 through the communication hole at the moment, the control rod assembly 4 is used for controlling the displacement of the movable injection molding sliding block 5, the branch pipes 7 are misplaced with the communication holes, the two sides of the movable injection molding sliding block 5 cover the communication holes at the moment, the independent space is formed in each cavity hole 2, the movable injection molding sliding block 5 is in butt joint with the discharge hole 10 through the liquid discharging hole and the liquid discharging hole 10 after the main pipe 6 and the branch pipe 7 are in the main pipe 7.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. The present utility model is not limited to the above-described embodiments, and the above-described embodiments and descriptions merely illustrate the principles of the utility model, and various changes and modifications may be made therein without departing from the spirit and scope of the utility model, which is defined by the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (8)
1. The utility model provides a precision injection mold is used in multicavity shaping, includes template (1), a plurality of holes (2) have been seted up at template (1) top, its characterized in that: spout (3) have been seted up at template (1) top, spout (3) internally mounted has control lever subassembly (4), spout (3) inside activity has cup jointed portable slider (5) of moulding plastics, and is a plurality of the communicating hole in spout (3) has all been seted up to cavity hole (2) inner wall, the inside trunk line (6) that has been opened of portable slider (5) of moulding plastics, a plurality of branch pipes (7) with trunk line (6) intercommunication have been seted up to portable slider (5) inside, a plurality of branch pipes (7) other end runs through out portable slider (5) outside, a plurality of branch pipes (7) respectively with a plurality of cavity hole (2) intercommunicating pore butt joints, the front hole of moulding plastics that runs through to spout (3) inside trunk line inner wall fixedly connected with moulding plastics pipe (9), the pipe (9) of moulding plastics are by portable slider (5) outside insert inside (6), the drain hole (10) that runs through to template (1) outside are seted up to spout (3) inner wall bottom, the drain hole (6) bottom of moulding plastics is equipped with and is run through to the drain hole (5) of moulding plastics.
2. The precision injection mold for molding multiple cavities according to claim 1, wherein: the two sides of the movable injection molding sliding block (5) are tightly attached to the two sides of the inner wall of the chute (3).
3. The precision injection mold for molding multiple cavities according to claim 1, wherein: the control rod assembly (4) comprises a threaded shaft (41) and a positioning shaft (42), the threaded shaft (41) is movably sleeved in the sliding groove (3), the positioning shaft (42) is fixedly connected with the inner wall of the sliding groove (3), the movable injection molding sliding block (5) is in threaded sleeve joint with the side wall of the threaded shaft (41), and the movable injection molding sliding block (5) is movably sleeved with the side wall of the positioning shaft (42).
4. A precision injection mold for molding multiple cavities according to claim 3, wherein: the front end of the threaded shaft (41) is provided with a rotating handle (43), the rotating handle (43) is movably sleeved on the front surface of the template (1), and the back end of the rotating handle (43) penetrates through the template (1) to be connected with the threaded shaft (41).
5. A precision injection mold for molding multiple cavities according to claim 3, wherein: the side wall of the positioning shaft (42) is fixedly connected with a first positioning block (44) and a second positioning block (45), a plurality of branch pipelines (7) are respectively in butt joint with a plurality of communication holes under the state that the front side of the movable injection molding sliding block (5) is in contact with the back end of the second positioning block (45), and the back of the movable injection molding sliding block (5) is in butt joint with a drain outlet and a drain hole (10) in the main pipeline (6) under the state that the front side of the movable injection molding sliding block (5) is in contact with the first positioning block (44).
6. The precision injection mold for molding multiple cavities according to claim 1, wherein: the bottom of the movable injection molding sliding block (5) is tightly attached to the inner wall of the sliding groove (3).
7. The precision injection mold for molding multiple cavities according to claim 1, wherein: the movable injection molding sliding block (5) comprises a bottom plate (51) and a top plate (52), wherein a plurality of threaded holes are formed in the top of the top plate (52), threaded columns (54) are sleeved in the threaded holes, a plurality of rotary holes penetrating to the bottom are formed in the top of the top plate (52), a knob (53) is movably sleeved in the rotary holes, and the top ends of the threaded columns (54) are fixedly connected with the bottom ends of the knob (53).
8. The precision injection mold for molding multiple cavities according to claim 1, wherein: the utility model provides a plurality of equal fixedly connected with filler (8) in hole (2) inner wall intercommunicating pore, filler (8) are including solid fixed ring (83), solid fixed ring (83) inner wall fixedly connected with inner tube (82), inner tube (82) lateral wall activity has cup jointed cover (81), cover (81) bottom is equipped with out the liquid hole, cover (81) are at intercommunicating pore internal activity cup joint, cover (81) one end is connected with solid fixed ring (83) transmission through extension spring (84).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321990014.3U CN220362907U (en) | 2023-07-27 | 2023-07-27 | Precise injection mold for multi-cavity molding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321990014.3U CN220362907U (en) | 2023-07-27 | 2023-07-27 | Precise injection mold for multi-cavity molding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220362907U true CN220362907U (en) | 2024-01-19 |
Family
ID=89519279
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321990014.3U Active CN220362907U (en) | 2023-07-27 | 2023-07-27 | Precise injection mold for multi-cavity molding |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220362907U (en) |
-
2023
- 2023-07-27 CN CN202321990014.3U patent/CN220362907U/en active Active
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