CN114131856B - A plastic injection mold with anti-corner burr function - Google Patents
A plastic injection mold with anti-corner burr function Download PDFInfo
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- CN114131856B CN114131856B CN202111443898.6A CN202111443898A CN114131856B CN 114131856 B CN114131856 B CN 114131856B CN 202111443898 A CN202111443898 A CN 202111443898A CN 114131856 B CN114131856 B CN 114131856B
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- fixedly connected
- annular
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- driving
- wall
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- 239000004033 plastic Substances 0.000 title claims abstract description 45
- 229920003023 plastic Polymers 0.000 title claims abstract description 45
- 238000002347 injection Methods 0.000 title claims abstract description 35
- 239000007924 injection Substances 0.000 title claims abstract description 35
- 230000007246 mechanism Effects 0.000 claims abstract description 77
- 230000002265 prevention Effects 0.000 claims description 19
- 238000003860 storage Methods 0.000 claims description 15
- 239000000463 material Substances 0.000 claims description 12
- 230000003028 elevating effect Effects 0.000 claims description 6
- 230000000149 penetrating effect Effects 0.000 claims description 5
- 210000002421 cell wall Anatomy 0.000 claims description 4
- 238000005096 rolling process Methods 0.000 claims 1
- 239000007788 liquid Substances 0.000 abstract description 7
- 238000000465 moulding Methods 0.000 abstract description 2
- 230000008878 coupling Effects 0.000 description 6
- 238000010168 coupling process Methods 0.000 description 6
- 238000005859 coupling reaction Methods 0.000 description 6
- 238000000151 deposition Methods 0.000 description 4
- 239000002994 raw material Substances 0.000 description 3
- 238000007493 shaping process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000010137 moulding (plastic) Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
- B29C45/34—Moulds having venting means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/0025—Preventing defects on the moulded article, e.g. weld lines, shrinkage marks
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/46—Means for plasticising or homogenising the moulding material or forcing it into the mould
- B29C45/47—Means for plasticising or homogenising the moulding material or forcing it into the mould using screws
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/64—Mould opening, closing or clamping devices
- B29C45/66—Mould opening, closing or clamping devices mechanical
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
本发明涉及塑料注塑模具领域，具体的说是一种防边角毛刺功能的塑料注塑模具，包括底座，所述底座的上表面固定连接有一个升降机构，所述升降机构的下表面与底座的上表面共同固定连接有一个模具机构，所述模具机构的内部设置有一个注料机构，通过设置底座、升降机构、模具机构、注料机构、移动机构、驱动机构与撞击机构，可以启动第二双头驱动电机，第二双头驱动电机会通过第三驱动杆驱动驱动齿轮进行转动，而驱动齿轮通过与齿轮环的啮合可以驱动环形块进行转动，而环形块在转动可以通过推动块推动固定杆，而固定杆撞击在固定槽槽底，并使得成型腔抖动来将塑料液体中的空气排出，从而避免内部会出现大量气泡而影响到产品质量的现象产生。
The invention relates to the field of plastic injection molds, and specifically to a plastic injection mold with an anti-corner burr function, comprising a base, an upper surface of the base is fixedly connected to a lifting mechanism, a lower surface of the lifting mechanism and an upper surface of the base are fixedly connected to a mold mechanism, an injection mechanism is arranged inside the mold mechanism, and a second double-headed drive motor can be started by arranging the base, the lifting mechanism, the mold mechanism, the injection mechanism, the moving mechanism, the driving mechanism and the impact mechanism, and the second double-headed drive motor can drive the driving gear to rotate through a third driving rod, and the driving gear can drive the annular block to rotate by meshing with the gear ring, and the annular block can push the fixed rod through the pushing block when rotating, and the fixed rod hits the bottom of the fixed groove, and causes the molding cavity to shake to discharge the air in the plastic liquid, thereby avoiding the phenomenon that a large number of bubbles appear inside and affect the product quality.
Description
Technical Field
The invention relates to the field of plastic injection molds, in particular to a plastic injection mold with a corner burr prevention function.
Background
The plastic mould is a tool matched with a plastic forming machine in the plastic processing industry and endows a plastic product with complete configuration and accurate size; because of the variety of plastics and the variety of processing methods, the structures of the plastic molding machine and the plastic products are various, so the variety and the structure of the plastic mold are also various.
When the plastic mold is processed, part of air is injected into the plastic mold when plastic liquid is injected into the plastic mold, so that during processing and forming, the air can rise and form a certain number of small bubbles at the edge of the top end, and certain burrs and small pits are formed at the corners of a machined part in the plastic mold, thereby influencing the appearance and quality of a product, and the plastic injection mold with the corner burr prevention function is necessary.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides a plastic injection mold with a corner burr prevention function.
The technical scheme adopted for solving the technical problems is as follows: the utility model provides a prevent plastics injection mold of corner burr function, includes the base, the upper surface fixedly connected with elevating system of base, elevating system's lower surface and the common fixedly connected with mould mechanism of upper surface of base, the inside of mould mechanism is provided with one and annotates material mechanism, the inside of mould mechanism is provided with two moving mechanism, one of them be provided with a actuating mechanism jointly between moving mechanism and the notes material mechanism, two moving mechanism's inside all is provided with striking mechanism.
Specifically, elevating system includes two first threaded rods that are vertical form setting, two equal fixedly connected with of first threaded rod is at the upper surface of base, two equal threaded connection has a screw sleeve on the pole wall of first threaded rod, two equal fixedly cup joints a first bearing on the lateral wall of screw sleeve, two fixed joint a lifter plate jointly on the lateral wall of first bearing, two equal run through the top that extends to the lifter plate and fixedly connected with a first bevel gear of upper surface all of screw sleeve, the upper surface fixedly connected with of lifter plate has a first double-end driving motor, the both ends output of first double-end driving motor all is through a shaft coupling fixedly connected with a first actuating lever, two equal fixedly connected with second bevel gear of one end that first double-end driving motor was kept away from, two first bevel gear meshes with two second bevel gears respectively mutually, and two equal fixedly cup joints a second bevel gear on the pole wall of first actuating lever, two equal fixedly connected with a second bearing plate on the lateral wall of two bearing plates, equal fixedly connected with both sides of two bearing plates on the equal lateral wall of bearing plate.
Specifically, the mould mechanism includes an upper mould and a bed die, upper mould fixed connection is at the lower surface of lifter plate, bed die fixed connection is at the upper surface of base, an upper mould groove has been seted up to the lower surface of upper mould, a lower mould groove has been seted up to the upper surface of bed die, just the notch in upper mould groove and lower mould groove is the coincidence form setting, just upper mould groove and lower mould groove form a shaping chamber jointly.
Specifically, annotate material mechanism includes one deposits the chamber, deposit the inside of last mould in the chamber and offer, the lower extreme chamber wall of depositing the chamber is the slope form setting, just be provided with a connecting cylinder on the lower extreme chamber wall of depositing the chamber, the upper end of connecting cylinder is linked together with depositing the chamber, just the lower extreme and the last die cavity of connecting cylinder are linked together, fixedly connected with connecting pipe on the upper end chamber wall of depositing the chamber, the upper end of connecting pipe runs through and extends to outside the lifter plate and fixedly connected with rubber hose, fixedly connected with one piece is the conveying blade that the heliciform set up on the inner tube wall of connecting cylinder.
Specifically, two moving mechanism all includes an annular groove, two the annular groove is offered respectively the lower surface of last mould and the upper surface of bed die, and is located two the annular groove outside go up mould and the bed die in all has offered an annular chamber, two it has offered an annular hole jointly to run through between annular chamber and the two annular grooves, two equal sliding connection has a movable block that is the arc setting in the annular chamber, two equal fixedly connected with movable rod in the position that the movable block corresponds the annular hole, two one of them one end of movable rod runs through respectively and extends to in two annular grooves, and two the one end that the movable rod is located the annular groove is equal fixedly connected with an annular block, one of them the lower surface fixedly connected with a first meshing tooth of annular block, another the upper surface fixedly connected with a second meshing tooth of annular block, first meshing tooth meshes with second meshing tooth, and two all run through on the movable block and have seted up four holes, a plurality of ball in the position that the movable block corresponds the annular hole, and two one end runs through respectively in the annular wall is all extended to two annular cavities with two ball.
Specifically, the actuating mechanism includes a driving chamber, the driving chamber is seted up in the upper mould that corresponds the connecting cylinder is unknown, fixedly mounted has two third bearings on the chamber wall in driving chamber, two the third bearings fixedly cup joints on the outer cylinder wall of connecting cylinder, fixedly mounted has a second double-head driving motor on the lower extreme chamber wall in driving chamber, one of them one end output of second double-head driving motor passes through shaft coupling fixedly connected with a second actuating lever, one end that second actuating lever kept away from second double-head driving motor fixedly connected with a third bevel gear, corresponds on the connecting cylinder outer cylinder wall of third bevel gear position fixedly cup joints a fourth bevel gear, third bevel gear meshes with fourth bevel gear, just the other end of second double-head driving motor is through shaft coupling fixedly connected with a third actuating lever, one end that third actuating lever kept away from second double-head driving motor is fixedly connected with a driving gear, the driving chamber is linked together with one of them double-head driving block, one of them ring gear is connected with one ring gear fixedly, and one ring gear is connected with one ring gear is mutually engaged with one ring gear.
Specifically, the striking mechanism includes a plurality of fixed slot, a plurality of the fixed slot is the ring shape and sets up on the interior rampart of ring channel, and a plurality of equal sliding connection has a fixed block in the fixed slot, corresponds all fixedly connected with two pushing blocks on two annular blocks of fixed slot position, a plurality of all set up a spout on the cell wall of fixed slot, a plurality of equal sliding connection has a slider in the spout, a plurality of one of them one end of slider runs through respectively and extends to the fixed slot that corresponds and fixed connection on the dead lever, and a plurality of the one end that the slider is located the spout all runs through and has seted up a slide hole, a plurality of equal sliding connection has a slide bar in the slide hole, a plurality of both ends of slide bar are fixed connection respectively between the inside groove wall of corresponding spout, and a plurality of equal cover is equipped with a spring on the pole wall of slide bar, a plurality of one end of spring offsets with the cell wall of corresponding slider respectively, a plurality of the other end of spring offsets with the cell wall of corresponding spout respectively.
Specifically, two a thread groove has all been seted up on the top of first threaded rod, and two equal threaded connection has a second threaded rod in the thread groove, and two the upper end of second threaded rod all runs through and extends to outside the first threaded rod and fixedly connected with stopper.
The invention has the beneficial effects that:
(1) According to the plastic injection mold with the corner burr prevention function, the base, the lifting mechanism, the mold mechanism, the material injection mechanism, the moving mechanism, the driving mechanism and the impact mechanism are arranged, when the plastic injection mold is used, the second double-head driving motor can be started, the second double-head driving motor drives the driving gear to rotate through the third driving rod, the driving gear can drive the annular block to rotate through meshing with the gear ring, the annular block can push the fixing rod through the pushing block in rotation, the fixing rod impacts the bottom of the fixing groove, and the forming cavity shakes to discharge air in plastic liquid, so that the phenomenon that the product quality is influenced due to the fact that a large amount of bubbles appear inside the plastic injection mold is avoided.
(2) According to the plastic injection mold with the corner burr prevention function, through the arrangement of the base, the lifting mechanism, the mold mechanism, the material injection mechanism, the moving mechanism, the driving mechanism and the impact mechanism, when the second double-head driving motor is started, the second driving rod drives the third bevel gear to rotate, the third bevel gear drives the connecting cylinder to rotate through meshing with the fourth bevel gear, and the connecting cylinder conveys plastic liquid in the storage cavity into the forming cavity through the conveying blade and continuously conveys the plastic liquid to fill the inside of the plastic liquid, so that air in the plastic injection mold can be further extruded, and the phenomenon that the product quality is influenced due to the fact that a large number of bubbles are contained in the plastic liquid is avoided.
Drawings
The invention will be further described with reference to the drawings and examples.
FIG. 1 is a schematic structural view of a plastic injection mold with corner burr prevention function provided by the invention;
fig. 2 is a schematic top view of a lower mold of a plastic injection mold with corner burr prevention function according to the present invention;
FIG. 3 is a perspective view of a cross section of an annular block of a plastic injection mold with corner burr prevention function according to the present invention;
fig. 4 is a schematic structural view of an upper mold of a plastic injection mold with a corner burr prevention function according to the present invention;
Fig. 5 is a schematic side view of the upper mold of the plastic injection mold with the corner burr prevention function;
FIG. 6 is an enlarged schematic view of the portion A in FIG. 4 of the plastic injection mold with corner burr prevention function according to the present invention;
fig. 7 is an enlarged schematic structural view of a portion B in fig. 5 of a plastic injection mold with corner burr prevention function according to the present invention.
In the figure: 1. a base; 2. a lifting mechanism; 21. a first threaded rod; 22. a threaded sleeve; 23. a first bearing; 24. a lifting plate; 25. a first bevel gear; 26. a first double-headed drive motor; 27. a first driving lever; 28. a second bevel gear; 29. a second bearing; 210. a support plate; 211. a thread groove; 212. a second threaded rod; 213. a limiting block; 3. a mold mechanism; 31. an upper die; 32. a lower die; 33. an upper die cavity; 34. a lower die cavity; 4. a material injection mechanism; 41. a storage cavity; 42. a connecting cylinder; 43. a connecting pipe; 44. a rubber hose; 45. conveying blades; 5. a moving mechanism; 51. an annular groove; 52. an annular cavity; 53. an annular hole; 54. a moving block; 55. a moving rod; 56. an annular block; 57. a first engagement tooth; 58. a second meshing tooth; 59. a ball hole; 510. a ball; 6. a driving mechanism; 61. a drive chamber; 62. a third bearing; 63. a second driving motor; 64. a second driving lever; 65. a third bevel gear; 66. a fourth bevel gear; 67. a third driving lever; 68. a drive gear; 69. a gear ring; 7. an impact mechanism; 71. a fixing groove; 72. a fixed rod; 73. a pushing block; 74. a chute; 75. a slide block; 76. a slide hole; 77. a slide bar; 78. and (3) a spring.
Detailed Description
The invention is further described in connection with the following detailed description in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the invention easy to understand.
As shown in fig. 1-7, the plastic injection mold with the corner burr prevention function comprises a base 1, wherein the upper surface of the base 1 is fixedly connected with a lifting mechanism 2, the lower surface of the lifting mechanism 2 and the upper surface of the base 1 are fixedly connected with a mold mechanism 3, a material injection mechanism 4 is arranged in the mold mechanism 3, two moving mechanisms 5 are arranged in the mold mechanism 3, a driving mechanism 6 is arranged between one moving mechanism 5 and the material injection mechanism 4, and impact mechanisms 7 are arranged in the two moving mechanisms 5.
Specifically, elevating system 2 includes two first threaded rods 21 that are vertical form setting, equal fixedly connected with is at the upper surface of base 1 of two first threaded rods 21, equal threaded connection has a screw thread sleeve 22 on the pole wall of two first threaded rods 21, equal fixedly cup joint a first bearing 23 on the lateral wall of two screw thread sleeve 22, a lifter plate 24 has been jointly fixed cup jointed on the lateral wall of two first bearings 23, the upper surface of two screw thread sleeve 22 all runs through the top that extends to lifter plate 24 and fixedly connected with a first bevel gear 25, the upper surface fixedly connected with of lifter plate 24 a first double-end driving motor 26, the both ends output of first double-end driving motor 26 all is through shaft coupling fixedly connected with a first actuating lever 27, the equal fixedly connected with second bevel gear 28 of one end that first double-end driving motor 26 was kept away from, two first bevel gears 25 mesh with two second bevel gears 28 respectively, and equal fixedly cup joint a second bevel gear 25 on the pole wall of two first actuating lever 27, equal fixedly cup joint a second bevel gear 29 on the lateral wall of two bearing plate 210, equal fixedly connected with a lifter plate 210 on equal bearing plate 210.
Specifically, the mold mechanism 3 includes an upper mold 31 and a lower mold 32, the upper mold 31 is fixedly connected to the lower surface of the lifting plate 24, the lower mold 32 is fixedly connected to the upper surface of the base 1, an upper mold cavity 33 is formed on the lower surface of the upper mold 31, a lower mold cavity 34 is formed on the upper surface of the lower mold 32, the notches of the upper mold cavity 33 and the lower mold cavity 34 are arranged in a superposition manner, and the upper mold cavity 33 and the lower mold cavity 34 together form a molding cavity.
Specifically, the material injecting mechanism 4 includes a storage cavity 41, the storage cavity 41 is opened in the upper mold 31, the lower end cavity wall of the storage cavity 41 is inclined, a connecting cylinder 42 is disposed on the lower end cavity wall of the storage cavity 41, the upper end of the connecting cylinder 42 is communicated with the storage cavity 41, the lower end of the connecting cylinder 42 is communicated with the upper mold cavity 33, a connecting pipe 43 is fixedly connected to the upper end cavity wall of the storage cavity 41, the upper end of the connecting pipe 43 extends out of the lifting plate 24 in a penetrating manner and is fixedly connected with a rubber hose 44, and a conveying blade 45 which is spirally disposed is fixedly connected to the inner cylinder wall of the connecting cylinder 42.
Specifically, the two moving mechanisms 5 each include an annular groove 51, the two annular grooves 51 are respectively formed on the lower surface of the upper die 31 and the upper surface of the lower die 32, an annular cavity 52 is respectively formed in the upper die 31 and the lower die 32 which are located at the outer sides of the two annular grooves 51, an annular hole 53 is jointly formed between the two annular cavities 52 and the two annular grooves 51 in a penetrating mode, a moving block 54 which is arranged in an arc shape is respectively connected in the two annular cavities 52 in a sliding mode, one moving rod 55 is respectively and fixedly connected to the positions, corresponding to the annular holes 53, of the two moving blocks 54, one end of each moving rod 55 respectively penetrates through and extends into the two annular grooves 51, one end, located in each annular groove 51, of each moving rod 55 is fixedly connected with an annular block 56, the lower surface of each annular block 56 is fixedly connected with a first meshing tooth 57, the upper surface of each annular block 56 is fixedly connected with a second meshing tooth 58, each first meshing tooth 57 is meshed with each second meshing tooth 58, four holes 59 are respectively formed in each moving block 54 in a penetrating mode, each moving block 54 is fixedly connected with a plurality of balls 52, and each ball 52 extends into each annular cavity 510 in a penetrating mode, and each ball cavity is respectively and each ball cavity 510 extends into each ball cavity.
Specifically, the driving mechanism 6 includes a driving cavity 61, the driving cavity 61 is opened inside the unknown upper mold 31 corresponding to the connecting cylinder 42, two third bearings 62 are fixedly installed on the cavity wall of the driving cavity 61, two third bearings 62 are fixedly sleeved on the outer cylinder wall of the connecting cylinder 42, a second double-head driving motor 63 is fixedly installed on the lower end cavity wall of the driving cavity 61, one output end of the second double-head driving motor 63 is fixedly connected with a second driving rod 64 through a coupling, one end of the second driving rod 64, which is far away from the second double-head driving motor 63, is fixedly connected with a third bevel gear 65, a fourth bevel gear 66 is fixedly sleeved on the outer cylinder wall of the connecting cylinder 42 corresponding to the position of the third bevel gear 65, the third bevel gear 65 is meshed with the fourth bevel gear 66, the other end of the second double-head driving motor 63 is fixedly connected with a third driving rod 67 through the coupling, one end of the third driving rod 67, which is far away from the second double-head driving motor 63, is fixedly connected with a driving gear 68, the driving cavity 61 is communicated with the annular groove 51, one end of the corresponding to the driving block 56 is fixedly connected with an annular groove 69, and the annular gear 68 is meshed with the annular gear 69.
Specifically, the striking mechanism 7 includes a plurality of fixed slots 71, the plurality of fixed slots 71 are formed on the inner annular wall of the annular slot 51 in a surrounding manner, a fixed block 72 is slidably connected in the plurality of fixed slots 71, two pushing blocks 73 are fixedly connected on two annular blocks 56 corresponding to the positions of the fixed slots 71, a sliding slot 74 is formed on the slot wall of the plurality of fixed slots 71, a sliding block 75 is slidably connected in the plurality of sliding slots 74, one end of the plurality of sliding blocks 75 respectively penetrates through and extends into the corresponding fixed slots 71 and is fixedly connected to the fixed rod 72, one end of the plurality of sliding blocks 75 positioned in the sliding slot 74 respectively penetrates through and is provided with a sliding hole 76, a sliding rod 77 is slidably connected in the plurality of sliding holes 76, two ends of the plurality of sliding rods 77 are respectively and fixedly connected between the inner slot walls of the corresponding sliding slots 74, a plurality of springs 78 are respectively sleeved on the rod walls of the plurality of sliding rods 77, one ends of the plurality of springs 78 respectively abut against the slot walls of the corresponding sliding slots 74, and the other ends of the plurality of springs 78 respectively abut against the slot walls of the corresponding sliding slots 74.
Specifically, a thread groove 211 is formed in the top ends of the two first threaded rods 21, a second threaded rod 212 is connected to the two thread grooves 211 in a threaded manner, the upper ends of the two second threaded rods 212 penetrate through and extend out of the first threaded rods 21 and are fixedly connected with a limiting block 213, the limiting block 213 and the second threaded rod 212 can be taken down through rotating the limiting block 213 and the second threaded rod 212, and then the lifting plate 24 and other components can be detached and maintained.
When in use, the first double-head driving motor 26 is started firstly, the first double-head driving motor 26 drives the two first driving rods 27 to rotate, the two first driving rods 27 drive the two second bevel gears 28 to rotate, the two second bevel gears 28 can drive the two threaded sleeves 22 to synchronously rotate through meshing with the two first bevel gears 25, the two threaded sleeves 22 can drive the lifting plate 24 to lift through matching with the two first threaded rods 21 when rotating, the lifting plate 24 can drive the upper die 31 to descend to abut against the lower die 32, the upper die groove 33 and the lower die groove 34 jointly form a forming cavity, at the moment, raw materials can be injected into the storage cavity 41 through the rubber hose 44, then the second double-head driving motor 63 can be started, the second double-head driving motor 63 can drive the second driving rod 64 and the third driving rod 67 to rotate, the third driving rod 67 drives the driving gear 68 to rotate, the driving gear 68 drives one of the annular blocks 56 to rotate through the engagement with the gear ring 69, the other annular block 56 drives the other annular block 56 to rotate through the engagement of the first engagement teeth 57 and the second engagement teeth 58, the annular block 56 rotates in situ under the support of the moving block 54 and the moving rod 55, the annular block 56 synchronously drives the pushing block 73 to move under the rotation, the pushing block 73 pushes the passing fixed rod 72 in the moving process, the fixed rod 72 impacts the inner wall to vibrate the forming cavity, the fixed rod 72 abutting against the pushing block 73 is not provided, the spring 78 pushes the sliding block 75, the sliding block 75 pushes the fixed rod 72 to move outwards, the pushing block 73 can push the fixed rod 72 again, and make a plurality of dead levers 72 carry out reciprocating striking many times to inside to can shake out the air in the raw materials, and simultaneously second actuating lever 64 can drive connecting cylinder 42 through the cooperation of third bevel gear 65 and fourth bevel gear 66 and rotate, and connecting cylinder 42 can drive the synchronous rotation of conveying blade 45, and will deposit the raw materials in the chamber 41 and pour into the shaping chamber through conveying blade 45, and continuously carry and pack its inside, thereby can be further extrude its inside air, thereby avoid appearing that its inside contains a large amount of bubbles and influence the phenomenon of product quality and produce.
The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the foregoing examples, and that the foregoing description and description are merely illustrative of the principles of this invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined in the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (5)
1. The utility model provides a plastic injection mold of corner burr prevention function, includes base (1), its characterized in that, the upper surface fixedly connected with elevating system (2) of base (1), the lower surface of elevating system (2) and the upper surface of base (1) are fixedly connected with a mould mechanism (3) jointly, the inside of mould mechanism (3) is provided with one notes material mechanism (4), the inside of mould mechanism (3) is provided with two moving mechanism (5), one of them moving mechanism (5) is provided with a actuating mechanism (6) jointly with annotating between material mechanism (4), the inside of two moving mechanism (5) all is provided with impact mechanism (7); The two moving mechanisms (5) respectively comprise an annular groove (51), the two annular grooves (51) are respectively arranged on the lower surface of the upper die (31) and the upper surface of the lower die (32), an annular cavity (52) is respectively arranged in the upper die (31) and the lower die (32) which are arranged on the outer sides of the two annular grooves (51), an annular hole (53) is jointly penetrated between the two annular cavities (52) and the two annular grooves (51), a moving block (54) which is arranged in an arc shape is respectively and slidingly connected in the two annular cavities (52), a moving rod (55) is fixedly connected to the positions of the two moving blocks (54) corresponding to the annular holes (53), One end of each of the two moving rods (55) respectively penetrates through and extends into the two annular grooves (51), one end of each of the two moving rods (55) located in each annular groove (51) is fixedly connected with an annular block (56), the lower surface of each annular block (56) is fixedly connected with a first meshing tooth (57), the upper surface of each annular block (56) is fixedly connected with a second meshing tooth (58), each first meshing tooth (57) is meshed with each second meshing tooth (58), four ball holes (59) are respectively formed in each moving block (54) in a penetrating mode, a plurality of balls (510) are respectively connected in each ball hole (59) in a rolling mode, one end of each of the plurality of balls (510) respectively penetrates through and extends into the two annular cavities (52) and abuts against the cavity walls of the two annular cavities (52); The driving mechanism (6) comprises a driving cavity (61), the driving cavity (61) is arranged inside an upper die (31) unknown to a corresponding connecting cylinder (42), two third bearings (62) are fixedly arranged on the cavity wall of the driving cavity (61), the two third bearings (62) are fixedly sleeved on the outer cylinder wall of the connecting cylinder (42), a second double-head driving motor (63) is fixedly arranged on the cavity wall at the lower end of the driving cavity (61), one end output end of the second double-head driving motor (63) is fixedly connected with a second driving rod (64) through a coupler, one end of the second driving rod (64) far away from the second double-head driving motor (63) is fixedly connected with a third bevel gear (65), A fourth bevel gear (66) is fixedly sleeved on the outer wall of the connecting cylinder (42) corresponding to the position of the third bevel gear (65), the third bevel gear (65) is meshed with the fourth bevel gear (66), the other end of the second double-head driving motor (63) is fixedly connected with a third driving rod (67) through a coupler, one end, far away from the second double-head driving motor (63), of the third driving rod (67) is fixedly connected with a driving gear (68), the driving cavity (61) is communicated with the annular groove (51), the upper surface of one annular block (56) corresponding to the position of the driving gear (68) is fixedly connected with a gear ring (69), The drive gear (68) is meshed with a gear ring (69); the striking mechanism (7) comprises a plurality of fixed grooves (71), wherein the fixed grooves (71) are formed on the inner annular wall of the annular groove (51) in a surrounding mode, a fixed block (72) is connected in the fixed grooves (71) in a sliding mode, two pushing blocks (73) are connected to two annular blocks (56) corresponding to the fixed grooves (71), a sliding groove (74) is formed in the groove wall of the fixed grooves (71), a sliding block (75) is connected in the sliding groove (74) in a sliding mode, one ends of the sliding blocks (75) penetrate through the corresponding fixed grooves (71) respectively and are fixedly connected to the fixed rods (72), And a plurality of one end that slider (75) are located in spout (74) all runs through and has offered a slide hole (76), a plurality of all sliding connection has a slide bar (77) in slide hole (76), a plurality of both ends of slide bar (77) are fixed connection respectively between the inside slot wall of corresponding spout (74), and a plurality of all overlap on the lever wall of slide bar (77) and be equipped with a spring (78), a plurality of one end of spring (78) offsets with slider (75) that correspond respectively, and a plurality of the other end of spring (78) offsets with the cell wall of spout (74) that corresponds respectively.
2. The plastic injection mold with corner burr prevention function according to claim 1, wherein: the lifting mechanism (2) comprises two first threaded rods (21) which are vertically arranged, the two first threaded rods (21) are fixedly connected to the upper surface of the base (1), the two first threaded rods (21) are connected with a threaded sleeve (22) through threads on the rod wall of the first threaded rods (21), a first bearing (23) is fixedly sleeved on the outer side wall of the threaded sleeve (22), two lifting plates (24) are fixedly sleeved on the outer side wall of the first bearing (23) together, the upper surfaces of the threaded sleeves (22) penetrate through the upper portion of the lifting plates (24) and are fixedly connected with a first bevel gear (25), the upper surface of the lifting plates (24) is fixedly connected with a first double-end driving motor (26), the output ends of the two ends of the first double-end driving motor (26) are fixedly connected with a first driving rod (27) through a coupler, one end of the first driving rod (27) far away from the first driving motor (26) is fixedly connected with a second bevel gear (28), the two double-end driving rods (29) are fixedly connected with a second bevel gear (29) on the two outer side walls (29) respectively, and the two supporting plates (210) are fixedly connected to the upper surface of the lifting plate (24).
3. The plastic injection mold with corner burr prevention function according to claim 1, wherein: the die mechanism (3) comprises an upper die (31) and a lower die (32), the upper die (31) is fixedly connected to the lower surface of the lifting plate (24), the lower die (32) is fixedly connected to the upper surface of the base (1), an upper die groove (33) is formed in the lower surface of the upper die (31), a lower die groove (34) is formed in the upper surface of the lower die (32), the notches of the upper die groove (33) and the lower die groove (34) are arranged in an overlapping mode, and the upper die groove (33) and the lower die groove (34) jointly form a forming cavity.
4. The plastic injection mold with corner burr prevention function according to claim 1, wherein: the material injection mechanism (4) comprises a storage cavity (41), the storage cavity (41) is formed in the upper die (31), the lower end cavity wall of the storage cavity (41) is obliquely arranged, a connecting cylinder (42) is arranged on the lower end cavity wall of the storage cavity (41), the upper end of the connecting cylinder (42) is communicated with the storage cavity (41), the lower end of the connecting cylinder (42) is communicated with the upper die cavity (33), a connecting pipe (43) is fixedly connected to the upper end cavity wall of the storage cavity (41), the upper end of the connecting pipe (43) penetrates through and extends out of the lifting plate (24) and is fixedly connected with a rubber hose (44), and a conveying blade (45) which is spirally arranged is fixedly connected to the inner cylinder wall of the connecting cylinder (42).
5. The plastic injection mold with corner burr prevention function according to claim 1, wherein: two thread grooves (211) are formed in the top ends of the first threaded rods (21), a second threaded rod (212) is connected in the thread grooves (211) in a threaded mode, and the upper ends of the second threaded rods (212) penetrate through the first threaded rods (21) and are fixedly connected with a limiting block (213).
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| CN202111443898.6A CN114131856B (en) | 2021-12-01 | 2021-12-01 | A plastic injection mold with anti-corner burr function |
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| CN115122489B (en) * | 2022-08-11 | 2023-06-16 | 连云港泓昊复合材料有限公司 | A corrosion-resistant, flame-retardant glass fiber flue processing equipment and process |
| CN116277662B (en) * | 2023-05-15 | 2023-08-04 | 安徽玖洲通管业科技有限公司 | Vacuum cooling forming equipment for processing high-temperature-resistant PVC power protection tube |
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| JPS6440159A (en) * | 1987-08-03 | 1989-02-10 | Toshiba Machine Co Ltd | Venting device |
| CN208438674U (en) * | 2018-02-05 | 2019-01-29 | 深圳市博腾纳科技有限公司 | A kind of injection forming mold |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN205818367U (en) * | 2016-06-17 | 2016-12-21 | 深圳创维－Rgb电子有限公司 | A kind of mould and exhaust apparatus thereof |
| CN210651672U (en) * | 2019-09-19 | 2020-06-02 | 江苏助您智能机械科技有限公司 | Automobile mold device capable of avoiding bubbles generated inside product |
| CN211763233U (en) * | 2020-02-17 | 2020-10-27 | 天津普友机电设备股份有限公司 | Water pump body production mould |
| CN211968265U (en) * | 2020-04-03 | 2020-11-20 | 冉淑钦 | Anti-bubble plastic mold |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6440159A (en) * | 1987-08-03 | 1989-02-10 | Toshiba Machine Co Ltd | Venting device |
| CN208438674U (en) * | 2018-02-05 | 2019-01-29 | 深圳市博腾纳科技有限公司 | A kind of injection forming mold |
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Effective date of registration: 20241023 Address after: No. 278 Qingxian Road, Linglong Street, Lin'an District, Hangzhou City, Zhejiang Province 311300 Applicant after: Hangzhou Fuwo Plastic Products Co.,Ltd. Country or region after: China Address before: No. 546, Jinlu Second Road, Wuhou District, Chengdu, Sichuan 610041 Applicant before: Yan Xuhui Country or region before: China |
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