CN218985646U - Injection molding device of injection molding machine - Google Patents
Injection molding device of injection molding machine Download PDFInfo
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- CN218985646U CN218985646U CN202223473850.2U CN202223473850U CN218985646U CN 218985646 U CN218985646 U CN 218985646U CN 202223473850 U CN202223473850 U CN 202223473850U CN 218985646 U CN218985646 U CN 218985646U
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- injection molding
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Abstract
The utility model discloses an injection molding device of an injection molding machine, which comprises a frame, wherein a lower die is arranged above the frame, a movable plate is also arranged below the portal frame, a guide rod and a screw rod respectively penetrate through two ends of the movable plate, and dust removing fans are respectively arranged at the upper end and the lower end of the movable plate; the through hole is formed in the middle point of the top of the portal frame, the vertical rod is arranged at the middle point of the top of the upper die, the annular groove is formed in the upper portion of the vertical rod, and the semicircular head is fixed at the top of the vertical rod. This injection molding machine injection molding device is provided with fly leaf and dust removal fan before using, and accessible lead screw drives the fly leaf and removes between upper mould and the lower mould, later blows the edulcoration to last mould and the die cavity on the lower mould through the dust removal fan at fly leaf both ends to get rid of the impurity in the die cavity, make the injection molding its surface smooth after the shaping level and smooth, and because the interval between guide bar and the lead screw is less than the width of upper mould, consequently can not influence the lift of upper mould.
Description
Technical Field
The utility model relates to the technical field related to injection molding devices, in particular to an injection molding device of an injection molding machine.
Background
The injection molding device is a processing mode of injecting materials such as polyethylene or polypropylene and the like, which are prepared by adding various organic solvents, into a mold to mold the materials, is commonly used for manufacturing a workpiece with a complex shape, and is searched to find out a Chinese patent with publication number of CN 210552613U; the stamping table comprises a workbench, a water cooling pipe, a lower supporting block and a lower pressing die, wherein the lower supporting block and the lower pressing die are sequentially arranged on one side, close to the stamping unit, of the workbench, the water cooling pipe is embedded in the workbench, and the water cooling pipe is in contact with the lower supporting block. According to the utility model, the water cooling pipe is embedded in the workbench and is contacted with the lower supporting block, so that heat of the lower supporting block and the lower pressing die is taken away when hot pressing is carried out, and therefore, a heat dissipation hole is not required to be drilled on each die, and meanwhile, the bearing capacity of the die is ensured.
However, the above patent still has the following disadvantages:
the upper pressing die is driven to descend by the hydraulic cylinder to be attached to the lower pressing die, so that materials are injected into a die cavity between the upper pressing die and the lower pressing die to form the upper pressing die, but because dust is more in a processing workshop, the die cavity of the die is inconvenient to clean before injection molding, impurities are easy to adhere in the die cavities on the upper pressing die and the lower pressing die after the upper pressing die and the lower pressing die are separated, the outer surface of an injection molding piece after the injection molding piece is formed is uneven, the production quality is affected, and because the upper pressing die is driven to ascend by the hydraulic cylinder, a worker takes out the injection molding piece in the lower pressing die, and the piston in the hydraulic cylinder easily generates abrasion oil leakage phenomenon after the hydraulic cylinder ascends for a long time, the upper pressing die is inconvenient to limit after the hydraulic cylinder ascends, and when the hydraulic cylinder has a problem after long time use, the upper pressing die is easy to cause pressure reduction to hurt operators, and the safety is poor.
Disclosure of Invention
The utility model aims to provide an injection molding device of an injection molding machine, which is used for solving the problems that the prior art is inconvenient to clean a mold cavity of a mold before injection molding, impurities are easy to adhere in the mold cavities on an upper pressing mold and a lower pressing mold, the upper pressing mold is inconvenient to limit the upper pressing mold after being lifted, and when a hydraulic cylinder is problematic after long-term use, the upper pressing mold is easy to suddenly lower and hurt operators.
In order to achieve the above purpose, the present utility model provides the following technical solutions: an injection molding device of an injection molding machine comprises a frame,
the upper part of the frame is provided with a lower die, the upper part of the frame is fixedly provided with a portal frame, the lower part of the portal frame is provided with an upper die, both ends of the inner wall of the portal frame are respectively provided with a guide rod and a screw rod, the lower part of the portal frame is also provided with a movable plate, the guide rods and the screw rods respectively penetrate through both ends of the movable plate, the screw rods are in threaded connection with the movable plate, and the upper end and the lower end of the movable plate are respectively provided with a dust removing fan;
the through hole is formed in the middle point of the top of the portal frame, the vertical rod is arranged at the middle point of the top of the upper die, the annular groove is formed in the upper portion of the vertical rod, and the semicircular head is fixed at the top of the vertical rod.
Through adopting above-mentioned technical scheme, after last mould and lower mould separation, accessible lead screw drives fly leaf lateral shifting, and this guide bar can lead to the lateral shifting of fly leaf, makes the fly leaf can remove to go up between mould and the lower mould, later can blow the edulcoration to the die cavity on last mould and the lower mould through the dust removal fan at fly leaf both ends to impurity is got rid of in the die cavity, makes injection molding its smooth surface after the shaping level and smooth, improves the production quality of injection molding.
Preferably, a motor is arranged on the side wall of the portal frame, and the output end of the motor is connected with the screw rod.
Through adopting above-mentioned technical scheme, this motor can drive the lead screw rotation to this drives the fly leaf and moves between upper mould and the lower mould and bloies the edulcoration to the die cavity.
Preferably, the distance between the guide rod and the screw rod is smaller than the width of the upper die.
By adopting the technical scheme, the guide rod and the screw rod can be prevented from affecting the lifting of the upper die.
Preferably, hydraulic cylinders penetrate through the two ends of the top of the portal frame, the output ends of the hydraulic cylinders are connected with the upper die, a hot melt conveying pipe is further arranged above the frame, and the hot melt conveying pipe is connected with the lower die.
Through adopting above-mentioned technical scheme, this pneumatic cylinder can drive the mould and go up and down to make mould and lower mould compound die injection moulding on this, this hot melt conveying pipe can melt the plastics raw materials of granule, so that carry the plastics raw materials after melting to the lower mould in.
Preferably, the cavity has been seted up at the top both ends of portal frame, and is provided with T shape pole in the cavity, the one end that T shape pole runs through the through-hole contacts with the semicircle head, and the bottom of T shape pole is provided with the inclined plane, the surface cover of T shape pole is equipped with the spring, and the both ends of spring are connected with the inner wall of T shape pole and cavity respectively.
Through adopting above-mentioned technical scheme, this montant can follow the mould and go up and down, after last mould rises, the montant then can insert in the through-hole at portal frame top, simultaneously, T shape pole in the through-hole can support the semicircle head, the inclined plane of T shape pole bottom can make two sets of T shape poles keep away from each other, the T shape pole aligns the back with the ring channel of montant top, T shape pole then can block into the ring channel and support the below of semicircle head under the elasticity effect of spring, so can go up the high position of mould and montant after rising and carry out spacingly, prevent to lead to going up mould shock due to the pneumatic cylinder damage, the security in the improvement use.
Preferably, the surface of the annular groove is sleeved with a slip ring, and the slip ring is conical.
Through adopting above-mentioned technical scheme, when needs drive the upper die through the pneumatic cylinder and descend and make it and lower mould compound die, at first drive upper die and montant through the pneumatic cylinder and rise again, the montant can slide in the through-hole to make T shape pole remove the sliding ring below in the ring channel, later open the pneumatic cylinder and drive upper die and descend, simultaneously, the montant can descend in the through-hole, T shape pole can support the sliding ring and drive its upward slide in the ring channel, when conical sliding ring and semicircle head are mutually laminated, along with the decline of montant, T shape pole can keep away from each other, thereby make T shape pole and ring channel separation, and then can make upper die decline and lower mould compound die.
Compared with the prior art, the utility model has the beneficial effects that: the injection molding device of the injection molding machine,
(1) Before the movable plate and the dust removing fan are arranged, the movable plate can be driven by the screw rod to move between the upper die and the lower die, and then the dust removing fans at the two ends of the movable plate are used for blowing air to remove impurities from the die cavities on the upper die and the lower die so as to remove impurities in the die cavities, so that the surface of an injection molding piece is smooth and flat after the injection molding piece is molded, and the lifting of the upper die cannot be influenced because the distance between the guide rod and the screw rod is smaller than the width of the upper die;
(2) Be provided with montant and T shape pole, after the last mould rises, the semicircle head at montant top can support two sets of T shape poles and drive two sets of T shape poles and keep away from each other, when the ring channel of T shape pole and montant top aligns, T shape pole can block into in the ring channel and go up the mould spacing under the spring action of spring to go up the back to the last mould and go up its high position and carry out spacingly, prevent to lead to the fact the incident because of the pneumatic cylinder damage leads to last mould suddenly to descend, improve the security in the use.
Drawings
FIG. 1 is a schematic elevational view of the present utility model;
FIG. 2 is a schematic top view of the present utility model;
fig. 3 is a schematic view of the structure of the L-shaped fixing frame of the present utility model.
In the figure: 1. the device comprises a frame, 2, a lower die, 3, a portal frame, 4, an upper die, 5, a guide rod, 6, a screw rod, 7, a motor, 8, a movable plate, 9, a dust removing fan, 10, a hydraulic cylinder, 11, a vertical rod, 12, a slip ring, 13, a half round head, 14, a T-shaped rod, 15 and a spring.
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.
Referring to fig. 1-3, the present utility model provides a technical solution: as shown in fig. 1, 2 and 3, a lower die 2 is arranged above a frame 1, a portal frame 3 is fixed above the frame 1, an upper die 4 is arranged below the portal frame 3, guide rods 5 and screw rods 6 are respectively arranged at two ends of the inner wall of the portal frame 3, a movable plate 8 is also arranged below the portal frame 3, the guide rods 5 and the screw rods 6 respectively penetrate through two ends of the movable plate 8, the screw rods 6 are in threaded connection with the movable plate 8, and dust removing fans 9 are respectively arranged at the upper end and the lower end of the movable plate 8;
a through hole is formed in the middle point of the top of the portal frame 3, a vertical rod 11 is arranged in the middle point of the top of the upper die 4, an annular groove is formed above the vertical rod 11, and a semicircular head 13 is fixed at the top of the vertical rod 11.
As shown in fig. 1 and 2, the side wall of the gantry 3 is provided with a motor 7, and an output end of the motor 7 is connected with a screw 6.
As shown in fig. 2, the distance between the guide bar 5 and the screw 6 is smaller than the width of the upper die 4.
As shown in fig. 1, two ends of the top of the portal frame 3 are provided with hydraulic cylinders 10 in a penetrating manner, the output ends of the hydraulic cylinders 10 are connected with the upper die 4, a hot melt feeding pipe is further arranged above the frame 1, and the hot melt feeding pipe is connected with the lower die 2.
As shown in fig. 1 and 3, cavities are formed at two ends of the top of the portal frame 3, a T-shaped rod 14 is arranged in the cavities, one end of the T-shaped rod 14 penetrating through the through hole is in contact with the half round head 13, an inclined plane is arranged at the bottom of the T-shaped rod 14, a spring 15 is sleeved on the surface of the T-shaped rod 14, and two ends of the spring 15 are respectively connected with the T-shaped rod 14 and the inner wall of the cavity.
As shown in fig. 3, the surface of the annular groove is sleeved with a slip ring 12, and the slip ring 12 is conical.
Working principle: when the injection molding machine injection molding device is used, firstly, the motor 7 is started to drive the screw rod 6 to rotate, so that the screw rod 6 drives the movable plate 8 to transversely move between the lower die 2 and the upper die 4, then the dust removing fans 9 at two ends of the movable plate 8 are started to blow and remove impurities from the die cavities on the lower die 2 and the upper die 4, then the movable plate 8 is reset, and the hydraulic cylinder 10 is opened to drive the upper die 4 to descend so as to be matched with the lower die 2, and then the melted plastic raw material is conveyed into a die cavity between the lower die 2 and the upper die 4 through a hot melting conveying pipe, after the injection molding piece is cooled and molded, the hydraulic cylinder 10 is decompressed, the upper die 4 is driven to rise, when the vertical rod 11 is inserted into the through hole at the top of the portal frame 3, the semicircular head 13 at the top of the vertical rod 11 props against the two groups of T-shaped rods 14 and drives the two groups of T-shaped rods 14 to be away from each other, when the T-shaped rods 14 are aligned with the annular groove above the vertical rods 11, the two groups of T-shaped rods 14 are mutually close under the action of the elastic force of the two groups of springs 15, so that the two groups of T-shaped rods 14 are clamped into the annular groove to limit the vertical rods 11 and the upper die 4, then the hydraulic cylinder 10 is closed to enable a worker to take out an injection molding part in the lower die 2, when the lower die 2 and the upper die 4 are required to be closed again, the hydraulic cylinder 10 is firstly driven to lift the upper die 4 and the vertical rod 11, so that the vertical rod 11 can slide upwards in the through hole, the T-shaped rod 14 moves to the lower part of the slip ring 12, then the hydraulic cylinder 10 is opened to drive the upper die 4 to descend, at the same time, the vertical rod 11 will descend in the through hole, at this time, the T-shaped rod 14 will prop against the slip ring 12 to drive it to slide up in the annular groove, when the conical slip ring is attached to the half head 13, the T-shaped rods 14 are separated from each other along with the lowering of the vertical rods 11 and the upper die 4, so that the T-shaped rods 14 are separated from the annular groove, and then the upper die 4 can be lowered to be matched with the lower die 2.
This completes the entire operation and what is not described in detail in this specification is well known to those skilled in the art.
The terms "center," "longitudinal," "transverse," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used for descriptive simplicity and convenience only and not as an indication or implying that the apparatus or element being referred to must have a particular orientation, be constructed and operated for a particular orientation, based on the orientation or positional relationship illustrated in the drawings, and thus should not be construed as limiting the scope of the present utility model.
Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.
Claims (6)
1. Injection molding machine injection molding device, including frame (1), its characterized in that:
the automatic dust removing device is characterized in that a lower die (2) is arranged above the frame (1), a portal frame (3) is fixed above the frame (1), an upper die (4) is arranged below the portal frame (3), guide rods (5) and screw rods (6) are respectively arranged at two ends of the inner wall of the portal frame (3), a movable plate (8) is further arranged below the portal frame (3), the guide rods (5) and the screw rods (6) respectively penetrate through two ends of the movable plate (8), the screw rods (6) are in threaded connection with the movable plate (8), and dust removing fans (9) are respectively arranged at the upper end and the lower end of the movable plate (8);
the through hole is formed in the middle point of the top of the portal frame (3), the vertical rod (11) is arranged in the middle point of the top of the upper die (4), an annular groove is formed in the upper portion of the vertical rod (11), and a semicircular head (13) is fixed to the top of the vertical rod (11).
2. An injection molding apparatus of an injection molding machine as claimed in claim 1, wherein: the side wall of the portal frame (3) is provided with a motor (7), and the output end of the motor (7) is connected with a screw rod (6).
3. An injection molding apparatus of an injection molding machine as claimed in claim 1, wherein: the distance between the guide rod (5) and the screw rod (6) is smaller than the width of the upper die (4).
4. An injection molding apparatus of an injection molding machine as claimed in claim 1, wherein: the top both ends of portal frame (3) run through and are provided with pneumatic cylinder (10), and the output of pneumatic cylinder (10) is connected with last mould (4), the top of frame (1) still is provided with hot melt conveying pipe, and hot melt conveying pipe is connected with lower mould (2).
5. An injection molding apparatus of an injection molding machine as claimed in claim 1, wherein: the top both ends of portal frame (3) have seted up the cavity, and are provided with T shape pole (14) in the cavity, the one end that T shape pole (14) run through the through-hole is in contact with semicircle head (13), and the bottom of T shape pole (14) is provided with the inclined plane, the surface cover of T shape pole (14) is equipped with spring (15), and the both ends of spring (15) are connected with the inner wall of T shape pole (14) and cavity respectively.
6. An injection molding apparatus of an injection molding machine as claimed in claim 1, wherein: the surface of the annular groove is sleeved with a slip ring (12), and the slip ring (12) is conical.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202223473850.2U CN218985646U (en) | 2022-12-26 | 2022-12-26 | Injection molding device of injection molding machine |
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Application Number | Priority Date | Filing Date | Title |
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CN202223473850.2U CN218985646U (en) | 2022-12-26 | 2022-12-26 | Injection molding device of injection molding machine |
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CN218985646U true CN218985646U (en) | 2023-05-09 |
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CN202223473850.2U Active CN218985646U (en) | 2022-12-26 | 2022-12-26 | Injection molding device of injection molding machine |
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CN (1) | CN218985646U (en) |
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- 2022-12-26 CN CN202223473850.2U patent/CN218985646U/en active Active
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