CN220784716U - Double-gate structure of injection mold - Google Patents
Double-gate structure of injection mold Download PDFInfo
- Publication number
- CN220784716U CN220784716U CN202321890514.XU CN202321890514U CN220784716U CN 220784716 U CN220784716 U CN 220784716U CN 202321890514 U CN202321890514 U CN 202321890514U CN 220784716 U CN220784716 U CN 220784716U
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- fixedly connected
- gate structure
- injection mold
- injection
- mold
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- 238000002347 injection Methods 0.000 title claims abstract description 39
- 239000007924 injection Substances 0.000 title claims abstract description 39
- 239000000463 material Substances 0.000 claims abstract description 32
- 238000003860 storage Methods 0.000 claims abstract description 15
- 238000004321 preservation Methods 0.000 claims abstract description 13
- 230000007246 mechanism Effects 0.000 claims abstract description 10
- 230000009977 dual effect Effects 0.000 claims description 8
- 238000007664 blowing Methods 0.000 claims description 7
- 230000001360 synchronised effect Effects 0.000 claims description 6
- 238000009826 distribution Methods 0.000 claims description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims 2
- 235000017491 Bambusa tulda Nutrition 0.000 claims 2
- 241001330002 Bambuseae Species 0.000 claims 2
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims 2
- 239000011425 bamboo Substances 0.000 claims 2
- 238000001746 injection moulding Methods 0.000 abstract description 14
- 239000004033 plastic Substances 0.000 abstract description 14
- 229920003023 plastic Polymers 0.000 abstract description 14
- 238000000465 moulding Methods 0.000 abstract description 10
- 230000000694 effects Effects 0.000 abstract description 4
- 239000012778 molding material Substances 0.000 description 7
- 230000000149 penetrating effect Effects 0.000 description 6
- 238000007789 sealing Methods 0.000 description 6
- 238000004140 cleaning Methods 0.000 description 5
- 238000007599 discharging Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 230000009471 action Effects 0.000 description 3
- 238000010408 sweeping Methods 0.000 description 3
- 238000012546 transfer Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 238000013473 artificial intelligence Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001680 brushing effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Landscapes
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model discloses a double-gate structure of an injection mold, which comprises a cylindrical box, wherein the top of the cylindrical box is fixedly connected with a lower mold, a mounting plate is arranged above the lower mold, the bottom of the mounting plate is fixedly connected with an upper mold, and a material injection mechanism is arranged on the upper mold; the utility model relates to the technical field of injection molds, in particular to a material injection mechanism, which comprises two material storage cavities symmetrically arranged on an upper mold, wherein a material injection port is arranged at the bottom of each material storage cavity, and a narrow port is arranged at the bottom of each material injection port; this injection mold's double gate structure, the injecting mechanism through setting up can be through moulding plastics to the die cavity between last mould and the bed die through two runner, and convenient injection molding circulates fast and more balanced, can keep warm when moulding plastics the material flow through heat preservation chamber and the U-shaped groove that sets up simultaneously, prevents that the heat from running off fast to improve the effect of moulding plastics.
Description
Technical Field
The utility model relates to the technical field of injection molds, in particular to a double-gate structure of an injection mold.
Background
The floor cleaning robot can automatically finish floor cleaning work in a room by virtue of artificial intelligence, generally adopts a brushing and vacuum mode, and firstly absorbs the sundries on the ground into the garbage storage box of the floor cleaning robot, so that the floor cleaning function is finished, and an injection mold can be used when the floor cleaning robot shell is produced.
The utility model discloses a plastic mold for sweeping robot shell for CN216182337U relates to plastic mold technical field, including supporting the base, the top fixed mounting who supports the base has fixed baseplate, and the inside fixed mounting who supports the base has electric telescopic column. This a plastic mold for sweeping floor machine shell uses through the cooperation of electric telescopic column and transfer line and roof and cell type mold core for this a plastic mold for sweeping floor machine shell can cup joint the roof at the top activity of lower die sleeve, and be connected roof and electric telescopic column through the transfer line, when carrying out the work of moulding plastics, dock last die sleeve and lower die sleeve, and insert the cell type mold core between last die sleeve and the lower die sleeve, the cavity of moulding plastics of constituteing the product, accomplish after the injection moulding work, start electric telescopic column, electric telescopic column's output shaft stretches out and will take the outside of lower die sleeve through transfer line and roof with the product after the design and push out, the staff of being convenient for.
However, the injection mold has the defects that when the injection molding material is conveyed between the upper die sleeve and the lower die sleeve through a single injection port on one side, the phenomenon of unbalanced flow of the injection molding material in the injection molding process is easily caused due to the fact that the positions of the cavities in the mold are different, and the qualification rate of injection molding products is affected.
Therefore, the utility model provides a double-gate structure of an injection mold to solve the problems.
Disclosure of utility model
Aiming at the defects of the prior art, the utility model provides a double-gate structure of an injection mold, which solves the problems.
In order to achieve the above purpose, the utility model is realized by the following technical scheme: the double-gate structure of the injection mold comprises a cylindrical box, wherein the top of the cylindrical box is fixedly connected with a lower mold, a mounting plate is arranged above the lower mold, the bottom of the mounting plate is fixedly connected with an upper mold, and a material injection mechanism is arranged on the upper mold;
the material injection mechanism comprises two material storage cavities symmetrically arranged on an upper die, a material injection port is formed in the bottom of each material storage cavity, a narrow port is formed in the bottom of each material injection port, two pouring gates are fixedly connected to the top of each mounting plate, a material conveying pipe is connected to the bottom of each pouring gate in a penetrating manner, two material conveying pipes extend to the corresponding material storage cavities respectively, a heat preservation cavity is formed in the upper die, U-shaped grooves are formed in the inner walls of two sides of each heat preservation cavity, a hot air fan is fixedly connected to the top of each mounting plate, and an air outlet of each hot air fan is fixedly connected with an air supply pipe, and the bottom of each air supply pipe extends to the corresponding heat preservation cavity.
Preferably, the top fixedly connected with two symmetrical distribution's of cylinder case mounting cylinder, it has the screw sleeve to slide on the mounting cylinder, two screw sleeve's top fixedly connected with is same roof, the through connection has the blowing case on the roof, the bottom of blowing case and the top fixed connection of runner, the top through connection of blowing case has the filling tube, through mounting cylinder, screw sleeve, roof, blowing case and filling tube collocation convenient to use that set up carry the injection molding material to the runner.
Preferably, two equal fixedly connected with outlet duct in top in U-shaped groove, the mounting panel is run through on the top of outlet duct, fixedly connected with filter screen in the outlet duct, through outlet duct and the filter screen collocation convenient to use that sets up hot gas circulation, make things convenient for hot gas to keep warm to the material of moulding plastics.
Preferably, the bottom fixedly connected with sealing gasket of mounting panel, sealing gasket adopts the rubber material preparation to form, can seal the joint slot of last mould and bed die through the sealing gasket that sets up.
Preferably, the bottom inner wall of the mounting cylinder rotates and is connected with the threaded rod in a penetrating way, top threads of the threaded rod extend into corresponding threaded sleeves, the bottom end of the threaded rod extends into the cylindrical box, and the threaded rod arranged on the threaded rod conveniently drives the threaded sleeves to lift and fall.
Preferably, two equal fixed cover is equipped with the synchronizing wheel on the threaded rod, two the winding has same belt between the synchronizing wheel, can drive two threaded rods synchronous rotation through the synchronizing wheel and the belt collocation use that set up, makes things convenient for the roof to go up and down.
Preferably, the fixed cover is equipped with driven gear on the threaded rod that corresponds, the bottom inner wall fixedly connected with motor of cylinder case, the output shaft fixedly connected with driving gear of motor, driving gear and driven gear meshing can drive continuous threaded rod through driven gear, motor and the driving gear collocation use that set up and rotate, conveniently control.
Preferably, two symmetrically distributed limiting openings are formed in the outer wall of the mounting cylinder, two symmetrically distributed stop rods are welded to the outer wall of the threaded sleeve, the stop rods movably penetrate through the corresponding limiting openings, and the threaded sleeve can be limited through the arranged limiting openings and the stop rods in a matched mode, so that the threaded sleeve is prevented from rotating or being separated from the mounting cylinder.
Advantageous effects
The utility model provides a double-gate structure of an injection mold. Compared with the prior art, the method has the following beneficial effects:
(1) This injection mold's two runner structures, the injecting mechanism through setting up can be through moulding plastics to the die cavity between last mould and the bed die through two runner, and convenient moulding plastics circulate fast and more balanced, can keep warm when moulding plastics the material flow through heat preservation chamber and the U-shaped groove that sets up simultaneously, prevent that heat from losing fast to improve the effect of moulding plastics.
(2) The double-gate structure of the injection mold can drive the top plate to slowly lift through the two threaded rods capable of synchronously rotating, so that the upper mold and the lower mold can be quickly folded or demolded, and injection molding is convenient to perform.
Drawings
FIG. 1 is a perspective view of the external structure of the present utility model;
FIG. 2 is a schematic elevational cross-sectional view of the present utility model;
FIG. 3 is a schematic view of the internal mounting structure of the upper die of the present utility model;
fig. 4 is an assembly view of the threaded sleeve, threaded rod, synchronizing wheel, driven gear and stop lever of the present utility model.
In the figure: 1. a cylindrical box; 2. a lower die; 3. a mounting plate; 4. an upper die; 5. a storage cavity; 6. a material injection port; 7. a narrow opening; 8. a gate; 9. a feed pipe; 10. a heat preservation cavity; 11. a U-shaped groove; 12. an air heater; 13. an air supply pipe; 14. a mounting cylinder; 15. a threaded sleeve; 16. a top plate; 17. discharging boxes; 18. a feeding tube; 19. an air outlet pipe; 20. a filter screen; 21. a sealing gasket; 22. a threaded rod; 23. a synchronizing wheel; 24. a belt; 25. a driven gear; 26. a motor; 27. a drive gear; 28. a limit opening; 29. a stop lever.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. 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.
Embodiment one:
Referring to fig. 2 and 3, a dual gate structure of an injection mold includes a cylindrical case 1, a lower mold 2 is fixedly connected to the top of the cylindrical case 1, a mounting plate 3 is disposed above the lower mold 2, an upper mold 4 is fixedly connected to the bottom of the mounting plate 3, and a material injection mechanism is disposed on the upper mold 4;
the material injection mechanism comprises two material storage cavities 5 symmetrically arranged on the upper die 4, a material injection opening 6 is formed in the bottom of the material storage cavities 5, a narrow opening 7 is formed in the bottom of the material injection opening 6, two pouring gates 8 are fixedly connected to the top of the mounting plate 3, feeding pipes 9 are connected to the bottoms of the pouring gates 8 in a penetrating manner, the bottom ends of the two feeding pipes 9 extend into the corresponding material storage cavities 5 respectively, a heat preservation cavity 10 is formed in the upper die 4, U-shaped grooves 11 are formed in the inner walls of two sides of the heat preservation cavity 10, a hot air blower 12 is fixedly connected to the top of the mounting plate 3, an air outlet of the hot air blower 12 is fixedly connected with an air supply pipe 13, and the bottom ends of the air supply pipes 13 extend into the heat preservation cavity 10; the top of the cylindrical box 1 is fixedly connected with two symmetrically-distributed mounting cylinders 14, threaded sleeves 15 are inserted in the mounting cylinders 14 in a sliding manner, the top ends of the two threaded sleeves 15 are fixedly connected with the same top plate 16, a discharging box 17 is connected to the top plate 16 in a penetrating manner, the bottom of the discharging box 17 is fixedly connected with the top of the pouring gate 8, the discharging box 17 is communicated with the inside of the pouring gate 8, and a feeding pipe 18 is connected to the top of the discharging box 17 in a penetrating manner; the top of two U-shaped grooves 11 is all fixedly connected with outlet duct 19, and the top of outlet duct 19 runs through mounting panel 3, and outlet duct 19 internal fixation is connected with filter screen 20.
Embodiment two:
Referring to fig. 1 to 4, the present embodiment provides a technical solution based on the first embodiment: the bottom of the mounting plate 3 is fixedly connected with a sealing gasket 21, and the sealing gasket 21 is made of rubber materials; the bottom inner wall of the mounting cylinder 14 is rotatably connected with a threaded rod 22 in a penetrating way, the top thread of the threaded rod 22 extends into the corresponding threaded sleeve 15, and the bottom end of the threaded rod 22 extends into the cylindrical box 1; the two threaded rods 22 are fixedly sleeved with synchronous wheels 23, and the same belt 24 is wound between the two synchronous wheels 23; a driven gear 25 is fixedly sleeved on the corresponding threaded rod 22, a motor 26 is fixedly connected to the inner wall of the bottom of the cylindrical box 1, a driving gear 27 is fixedly connected to an output shaft of the motor 26, and the driving gear 27 is meshed with the driven gear 25; two symmetrically distributed limiting openings 28 are formed in the outer wall of the mounting cylinder 14, two symmetrically distributed stop rods 29 are welded on the outer wall of the threaded sleeve 15, and the stop rods 29 movably penetrate through the corresponding limiting openings 28.
And all that is not described in detail in this specification is well known to those skilled in the art.
When the injection molding machine works, firstly, the motor 26 is started, the driven gear 25 meshed with the motor 26 is driven by the motor 26 to rotate through the driving gear 27, the connected threaded rod 22 is driven by the driven gear 25 to rotate, the threaded rod 22 drives the other threaded rod 22 to rotate through the synchronous wheel 23 and the belt 24, at the moment, the two threaded rods 22 synchronously rotate, the threaded rod 22 drives the threaded sleeve 15 in threaded connection with the threaded rod 22 to descend, at the moment, the upper die 4 descends along with the lower die until the lower die 2 is closed, at the moment, injection molding materials are pumped into the discharge box 17 through the feeding pipe 18 in a high-pressure mode, the injection molding materials enter the storage cavity 5 through the two pouring gates 8 and the feeding pipe 9, finally, the injection molding materials are injected between the lower die 2 and the upper die 4 through the pouring gate 6 and the narrow opening 7, meanwhile, the hot air blower 12 can be started, hot air is conveyed into the heat preservation cavity 10 through the air supply pipe 13, flows through the U-shaped groove 11, at last, the hot air flows out through the air outlet pipe 19, the injection molding materials in the storage cavity 5 can be preserved, after the injection molding work is completed, the reverse operation can separate the lower die 2 from the upper die 4.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a two runner structures of injection mold, includes cylinder case (1), its characterized in that: the top of the cylindrical box (1) is fixedly connected with a lower die (2), a mounting plate (3) is arranged above the lower die (2), the bottom of the mounting plate (3) is fixedly connected with an upper die (4), and a material injection mechanism is arranged on the upper die (4);
The utility model provides a feeding mechanism, including two storage chambers (5) on last mould (4) are offered to the symmetry, annotate material mouth (6) have been offered to the bottom of storage chamber (5), narrow mouth (7) have been offered to the bottom of annotating material mouth (6), the top fixedly connected with two runner (8) of mounting panel (3), the bottom through-connection of runner (8) has conveying pipe (9), two in the storage chamber (5) that correspond are stretched to respectively to the bottom of conveying pipe (9), heat preservation chamber (10) have been offered on last mould (4), U-shaped groove (11) have all been offered to the both sides inner wall of heat preservation chamber (10), the top fixedly connected with air heater (12) of mounting panel (3), gas outlet fixedly connected with blast pipe (13) of air heater (12), the bottom of blast pipe (13) extends to in heat preservation chamber (10).
2. The dual gate structure of an injection mold of claim 1, wherein: the top fixedly connected with of cylinder case (1) is installed section of thick bamboo (14) of symmetric distribution, install and slide on section of thick bamboo (14) and alternate threaded sleeve (15), two the top fixedly connected with of threaded sleeve (15) is same roof (16), the last through-connection of roof (16) has blowing case (17), the bottom of blowing case (17) and the top fixed connection of runner (8), the top through-connection of blowing case (17) has filling tube (18).
3. The dual gate structure of an injection mold of claim 2, wherein: the top of two U-shaped groove (11) all fixedly connected with outlet duct (19), the top of outlet duct (19) runs through mounting panel (3), fixedly connected with filter screen (20) in outlet duct (19).
4. The dual gate structure of an injection mold of claim 1, wherein: the bottom of mounting panel (3) fixedly connected with is sealed to be filled up (21), sealed pad (21) adopt rubber material to make.
5. The dual gate structure of an injection mold of claim 2, wherein: the bottom inner wall of the mounting cylinder (14) rotates to penetrate through and is connected with a threaded rod (22), the top thread of the threaded rod (22) extends into a corresponding threaded sleeve (15), and the bottom end of the threaded rod (22) extends into the cylindrical box (1).
6. The dual gate structure of an injection mold of claim 5, wherein: the two threaded rods (22) are fixedly sleeved with synchronous wheels (23), and the same belt (24) is wound between the two synchronous wheels (23).
7. The dual gate structure of an injection mold of claim 5, wherein: the corresponding threaded rod (22) is fixedly sleeved with a driven gear (25), a motor (26) is fixedly connected to the inner wall of the bottom of the cylindrical box (1), a driving gear (27) is fixedly connected to an output shaft of the motor (26), and the driving gear (27) is meshed with the driven gear (25).
8. The dual gate structure of an injection mold of claim 2, wherein: two symmetrically distributed limiting ports (28) are formed in the outer wall of the mounting cylinder (14), two symmetrically distributed stop rods (29) are welded on the outer wall of the threaded sleeve (15), and the stop rods (29) movably penetrate through the corresponding limiting ports (28).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321890514.XU CN220784716U (en) | 2023-07-18 | 2023-07-18 | Double-gate structure of injection mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321890514.XU CN220784716U (en) | 2023-07-18 | 2023-07-18 | Double-gate structure of injection mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220784716U true CN220784716U (en) | 2024-04-16 |
Family
ID=90656047
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321890514.XU Active CN220784716U (en) | 2023-07-18 | 2023-07-18 | Double-gate structure of injection mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220784716U (en) |
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2023
- 2023-07-18 CN CN202321890514.XU patent/CN220784716U/en active Active
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