CN216373130U

CN216373130U - Multifunctional plastic injection molding device

Info

Publication number: CN216373130U
Application number: CN202122741843.5U
Authority: CN
Inventors: 何宗岭
Original assignee: Wuhu Jiemin New Material Technology Co ltd
Current assignee: Wuhu Jiemin New Material Technology Co ltd
Priority date: 2021-11-10
Filing date: 2021-11-10
Publication date: 2022-04-26
Anticipated expiration: 2031-11-10

Abstract

The utility model discloses a multifunctional plastic injection molding device which comprises an injection molding mechanism, wherein a driving mechanism is arranged at the upper end of one side of the injection molding mechanism, a female die is arranged at the upper end of the injection molding mechanism, a male die is arranged below the female die, a female die groove which is inwards concave is formed in the middle position of one end of the female die, which is close to the male die, a convex male die convex block is arranged at the position, which corresponds to the female die groove, of one end of the male die, which is close to the female die, and the female die groove is in splicing fit with the male die. The lifting electric cylinder is started to conveniently drive the female die and the male die to be separated and covered, so that manual work is liberated, the covering and the separation between the female die and the male die do not need manual contact operation, the risk of scalding or burning of personnel due to high-temperature injection molten plastic is avoided, meanwhile, the steering bearing is arranged, an injection mechanism can conveniently move the female die after the female die and the male die are separated, the male die is completely exposed, and the plastic molded in the male die can be conveniently taken out.

Description

Multifunctional plastic injection molding device

Technical Field

The utility model relates to the technical field of plastic production, in particular to a multifunctional plastic injection molding device.

Background

Plastics are high molecular compounds which are polymerized by addition polymerization or polycondensation reaction by using monomers as raw materials, have medium deformation resistance and are arranged between fibers and rubber, and comprise synthetic resin, fillers, plasticizers, stabilizers, lubricants, pigments and other additives;

1. in the injection molding process, a mold for plastic injection molding is an injection molding device, a common mold is only a device for enabling fluid plastic to be injected and solidified into a target shape, generally comprises a male mold and a female mold, the male mold and the female mold are pressed together manually, the fluid plastic is injected through an injection hole, the fluid plastic enters the pressed male mold and the female mold, and the plastic is solidified to obtain a plastic product with the target shape;

2. in the injection molding process, the condition of overflowing fluid plastics can occur when the female mold and the male mold are subjected to injection molding, the condition of overflowing discharge and adhesion among a plurality of molds can be caused due to non-timely treatment, and the complexity of subsequent operation is increased;

3. when a mold with a female mold and a male mold pressed together is subjected to injection molding, the condition of the inside of the pressed mold cannot be intuitively judged, so that the condition of uneven and incomplete filling of space plastic in the mold is easy to occur, and the obtained product is a defective product and fails in injection molding;

to this end, we propose a multi-functional plastic injection molding apparatus in order to solve the above-mentioned problems.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a multifunctional plastic injection molding device, which solves the above problems of the prior art.

To achieve the above object, the present invention provides the following solutions:

the utility model provides a multi-functional plastics injection moulding device, is including the mechanism of moulding plastics, the one side upper end of the mechanism of moulding plastics is provided with actuating mechanism, the upper end of the mechanism of moulding plastics is provided with the bed die, the below of bed die is provided with the formpiston, the one end intermediate position department that the bed die is close to the formpiston has seted up inside sunken female die groove, the position department that the one end that the formpiston is close to the bed die corresponds the female die groove is provided with convex formpiston lug, female die groove and formpiston grafting cooperation, the buffering opening that link up is seted up to one side of bed die, buffering opening and female die groove switch-on, the outside of bed die is connected with cutting mechanism in buffering open-ended position department.

Preferably, a through injection molding hole is formed in the middle of the female die, and one end, far away from the female die groove, of the injection molding hole is connected with an injection molding valve.

Preferably, an inward-concave buffer groove is formed in the outer portion of the female die groove at one end of the female die close to the male die, and the buffer groove is communicated with the buffer opening.

Preferably, a driving chassis is arranged at the bottom end of the injection molding mechanism, a lifting electric cylinder is arranged at the middle position of the upper end of the driving chassis, one end, far away from the driving chassis, of the lifting electric cylinder is connected with a supporting block, one end, far away from the lifting electric cylinder, of the supporting block is provided with a driving plate, the lower side of one end, far away from the supporting block, of the driving plate is connected with a connecting plate, and one end, far away from the driving plate, of the connecting plate is connected with the female die.

Preferably, a steering bearing is sleeved outside one end, close to the driving plate, of the supporting block, a through mounting opening is formed in the position, corresponding to the steering bearing, of the driving plate, the steering bearing is mounted in the mounting opening, and the driving plate is in running fit with the supporting block.

Preferably, one end of the cutting mechanism, which is close to the female die, is provided with a cutting groove block, a cutting moving groove which is in an arc-shaped structure and is communicated with the cutting groove block is formed in the middle position of the cutting groove block, a moving rod which is matched with the cutting moving groove block penetrates into the cutting moving groove block, the lower end of the moving rod is connected with an arc-shaped cutting knife, and a cutting edge is formed in one side, which is close to the buffering opening, of the arc-shaped cutting knife.

Preferably, the middle of the moving rod is provided with a cutting groove rod, the two ends of the cutting groove rod are provided with movement limiting blocks, the cutting groove rod penetrates into the cutting moving groove, the cross sectional area of the movement limiting blocks is larger than that of the cutting groove rod, and the moving rod is in sliding fit with the cutting groove blocks.

Compared with the prior art, the utility model has the beneficial effects that:

1. the injection molding mechanism is arranged, the lifting electric cylinder is started, so that the female mold and the male mold can be conveniently driven to be separated and covered, manual work is liberated, manual contact operation is not needed for covering and separating the female mold and the male mold, the risk that personnel are scalded or burned by high-temperature injection molten plastic is avoided, meanwhile, the steering bearing is arranged, the injection molding mechanism can conveniently move the female mold after the female mold and the male mold are separated, the male mold is completely exposed, and the plastic molded in the male mold can be conveniently taken out;

2. the injection molding device is provided with a buffer groove, when injection molding is carried out, molten plastic enters a molding space formed by a female mold groove and a male mold lug, when uneven or incomplete filling occurs, overflowed plastic flows into the buffer groove for buffering, so that the molten plastic entering a female mold and male mold combination body for injection molding can completely fill the female mold groove and the male mold lug, and the situations that the plastic is uniformly distributed or incompletely filled in the target plastic for injection molding and the like and defective products are prevented;

3. be provided with cutting mechanism, be convenient for cut the plastics that overflows after finishing to the inside packing of bed die groove and formpiston lug for the plastics that overflow over with treat out the finished product separation, then can effectively prevent when a plurality of operations of moulding plastics go on in step, the plastics that overflow over between the adjacent mould glue glutinous, cause the loaded down with trivial details of follow-up process operation of moulding plastics.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic view of the split structure of the present invention;

FIG. 3 is a schematic view of a disassembled structure of the injection mechanism of the present invention;

FIG. 4 is a schematic view of a negative mold of the present invention in a reversed configuration;

FIG. 5 is a schematic view of the drive mechanism of the present invention in a disassembled configuration;

FIG. 6 is a schematic view of a disassembled structure of the cutting mechanism of the present invention;

in the figure: 1. an injection molding mechanism; 2. a drive mechanism; 21. a drive chassis; 22. a lifting electric cylinder; 23. a support block; 24. a steering bearing; 25. a drive plate; 251. an installation opening; 26. a connecting plate; 3. a cutting mechanism; 31. cutting a groove block; 32. cutting the moving groove; 33. cutting a groove rod; 34. a movement limiting block; 35. an arc-shaped cutting knife; 4. a female die; 41. a female die cavity; 42. an injection valve; 43. injection molding holes; 44. a buffer groove 45 and a buffer opening; 5. a male mold; 51. male mold projections.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

Examples

Referring to fig. 1-6, in the embodiment of the present invention, a multifunctional plastic injection molding device includes an injection mechanism 1, a driving mechanism 2 is disposed at an upper end of one side of the injection mechanism 1, a female mold 4 is disposed at an upper end of the injection mechanism 1, a male mold 5 is disposed below the female mold 4, a female mold groove 41 recessed inward is disposed at a middle position of one end of the female mold 4 close to the male mold 5, a male mold protrusion 51 protruding from one end of the male mold 5 close to the female mold groove 41 is disposed at a position corresponding to the female mold groove 41, the female mold groove 41 is in plug-in fit with the male mold 5, a through buffer opening 45 is disposed at one side of the female mold 4, the buffer opening 45 is communicated with the female mold groove 41, a cutting mechanism 3 is connected to an outer side of the female mold 4 at a position of the buffer opening 45, a through injection hole 43 is disposed at a middle position of the female mold 4, an injection valve 42 is connected to an end of the injection hole 43 far from the female mold groove 41, and one end of the female die 4 close to the male die 5 is provided with an inward-concave buffer groove 44 outside the female die groove 41, the buffer groove 44 is communicated with a buffer opening 45, the female die 4 and the male die 5 are controlled to be separated and covered by the injection mechanism 1, a female die plate and a male die plate in target plastic shapes are arranged at the female die groove 41 and the male die bump 51, the female die plate and the male die plate are spliced by covering the female die 4 and the male die 5 to form a molding space in the target shape, the molding space is subjected to molten plastic injection molding, the molding space is filled with the plastic, but the plastic injection molding is uneven or incomplete, after that, the plastic injection molding is continued, the redundant plastic flows into the buffer groove 44 for buffering, the injection molding plastic in the molding space is completely filled with the molding space due to the buffering of the buffer groove 44, and the redundant plastic flows out through the buffer opening 45 after the molding space and the plastic in the buffer groove 44 are filled with the plastic, the plastic material is discharged from the molding space and the injection molding is stopped by the plastic material overflowing from the buffer opening 45.

Referring to fig. 2, 3, 4 and 5, a driving chassis 21 is disposed at a bottom end of the injection mechanism 1, a lifting electric cylinder 22 is disposed at a middle position of an upper end of the driving chassis 21, a supporting block 23 is connected to an end of the lifting electric cylinder 22 away from the driving chassis 21, a driving plate 25 is disposed at an end of the supporting block 23 away from the lifting electric cylinder 22, a connecting plate 26 is connected to a lower side of an end of the driving plate 25 away from the supporting block 23, an end of the connecting plate 26 away from the driving plate 25 is connected to the female mold 4, a steering bearing 24 is sleeved outside an end of the supporting block 23 close to the driving plate 25, a through mounting opening 251 is disposed at a position of the driving plate 25 corresponding to the steering bearing 24, the steering bearing 24 is mounted in the mounting opening 251, the driving plate 25 is rotatably matched with the supporting block 23, and the lifting electric cylinder 22 is started to control separation and covering between the female mold 4 and the male mold 5 during injection operation, after the cover is closed, molten state injection molding is carried out in a molding space formed by the female die 4 and the male die 5, after the injection molding is finished, after plastics are solidified, the lifting electric cylinder 22 is started to separate the female die 4 from the male die 5, and the internally molded plastic product is taken out.

Referring to fig. 2 and 6, a cutting groove block 31 is disposed at one end of the cutting mechanism 3 close to the female mold 4, a cutting moving groove 32 having an arc-shaped structure and penetrating therethrough is disposed at a middle position of the cutting groove block 31, a moving rod adapted to penetrate into the cutting moving groove 32, an arc-shaped cutting knife 35 is connected to a lower end of the moving rod, a cutting edge is disposed at one side of the arc-shaped cutting knife 35 close to the buffer opening 45, a cutting groove rod 33 is disposed in the middle of the moving rod, moving limiting blocks 34 are disposed at two ends of the cutting groove rod 33, the cutting groove rod 33 penetrates into the cutting moving groove 32, a cross-sectional area of the moving limiting block 34 is larger than a cross-sectional area of the cutting groove rod 33, the moving rod is in sliding fit with the cutting groove block 31, after the injection molding is completed, in the process of waiting for solidification, the moving rod is in sliding fit with the cutting groove block 31, so that the arc-shaped cutting knife 35 is close to the arc-shaped cutting knife 35, and the arc-shaped cutting knife 35 can cut off the excess plastic at the buffer opening 45, especially, when a plurality of moulds are synchronously injected, the plastics that can effectively prevent to spill over contact each other and cause to glue for the complex operation of follow-up injection moulding process increases intensity of labour.

The working principle of the utility model is as follows:

the female die 4 is far away from or close to the male die 5 by controlling the lifting electric cylinder 22, then the separation and the covering between the female die 4 and the male die 5 are completed by replacing human hands, a female die plate and a male die plate with target plastic shapes are installed in the female die groove 41 and the male die bump 51, the female die 4 and the male die 5 are covered, a shaping space with the target plastic shapes is formed between the female die plate and the male die plate, the molten plastic is controlled to be injected into the shaping space through the injection valve 42, the plastic is slowly filled into the shaping space, the filling is incomplete after the distribution is uneven in the filling process, at the moment, the plastic filling is continuously carried out in the shaping space, the redundant plastic flows into the buffer groove 44 and is buffered in the buffer groove 44, the buffered plastic flows back into the plastic space, so that the plastic filling in the shaping space is even and complete, and the redundant plastic flows out through the buffer opening 45 via the buffer groove 44, when plastics flow out at buffering opening 45, stop the interpolation of plastics, treat that plastics solidify, in the in-process of waiting to solidify, through the sliding fit of carriage release lever and cutting groove piece 31, make arc cutting knife 35 cut the plastics that overflow buffering opening 45 department, make the plastics that overflow break away from the plastic products that wait to solidify, especially when a plurality of moulds carry out synchronous injection molding, can effectively prevent that the plastics that overflow from contacting each other and causing the adhesion, make the complex operation of follow-up injection molding process, increase intensity of labour, after plastics solidify, start lift electric cylinder 22 and make bed die 4 and formpiston 5 separate, through the normal running fit of supporting shoe 23 with drive plate 25, make bed die 4 and formpiston 5 misplace, expose a formpiston 5 completely, be convenient for pick up the plastic products after the moulding, continue the operation of moulding plastics of next plastic products of above-mentioned step.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the utility model can be made, and equivalents and modifications of some features of the utility model can be made without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides a multi-functional plastics injection moulding device, includes injection moulding mechanism (1), its characterized in that: the injection molding machine is characterized in that a driving mechanism (2) is arranged at the upper end of one side of the injection molding mechanism (1), a female die (4) is arranged at the upper end of the injection molding mechanism (1), a male die (5) is arranged below the female die (4), an inwards concave female die groove (41) is formed in the middle position of one end, close to the male die (5), of the female die (4), a convex male die convex block (51) is arranged at the position, corresponding to the female die groove (41), of one end, close to the female die (4), of the male die (5), the female die groove (41) is matched with the male die (5) in an inserting mode, a through buffering opening (45) is formed in one side of the female die (4), the buffering opening (45) is communicated with the female die groove (41), and a cutting mechanism (3) is connected to the outer side of the female die (4) at the position of the buffering opening (45).

2. The multifunctional plastic injection molding apparatus of claim 1, wherein: and a through injection molding hole (43) is formed in the middle position of the female die (4), and one end, far away from the female die groove (41), of the injection molding hole (43) is connected with an injection molding valve (42).

3. The multifunctional plastic injection molding apparatus of claim 1, wherein: one end of the female die (4) close to the male die (5) is provided with an inward-concave buffer groove (44) outside the female die groove (41), and the buffer groove (44) is communicated with the buffer opening (45).

4. The multifunctional plastic injection molding apparatus of claim 1, wherein: the bottom of mechanism (1) of moulding plastics is provided with drive chassis (21), the upper end intermediate position department of drive chassis (21) is provided with lift electric cylinder (22), the one end that drive chassis (21) were kept away from in lift electric cylinder (22) is connected with supporting shoe (23), the one end that lift electric cylinder (22) were kept away from in supporting shoe (23) is provided with drive plate (25), the one end downside that support shoe (23) were kept away from in drive plate (25) is connected with connecting plate (26), the one end that drive plate (25) were kept away from in connecting plate (26) is connected with bed die (4).

5. The multifunctional plastic injection molding apparatus of claim 4, wherein: the steering bearing (24) is sleeved outside one end, close to the driving plate (25), of the supporting block (23), a through mounting opening (251) is formed in the position, corresponding to the steering bearing (24), of the driving plate (25), the steering bearing (24) is mounted in the mounting opening (251), and the driving plate (25) is in running fit with the supporting block (23).

6. The multifunctional plastic injection molding apparatus of claim 1, wherein: one end of the cutting mechanism (3) close to the female die (4) is provided with a cutting groove block (31), a cutting moving groove (32) which is an arc-shaped structure and is communicated with is arranged at the middle position of the cutting groove block (31), a moving rod which is matched with the cutting moving groove (32) is penetrated in the cutting moving groove, the lower end of the moving rod is connected with an arc-shaped cutting knife (35), and one side of the arc-shaped cutting knife (35) close to the buffering opening (45) is provided with a cutting edge.

7. The multifunctional plastic injection molding apparatus of claim 6, wherein: the middle of the moving rod is provided with a cutting groove rod (33), the two ends of the cutting groove rod (33) are provided with movable limiting blocks (34), the cutting groove rod (33) penetrates into the cutting moving groove (32), the cross section area of each movable limiting block (34) is larger than that of the cutting groove rod (33), and the moving rod is in sliding fit with the cutting groove block (31).