Manufacturing mold for plastic glasses
Technical Field
The invention belongs to the technical field of moulds; in particular to a mold for manufacturing plastic glasses.
Background
The conventional spectacle frame has a metal frame and a plastic frame, and the metal sheet frame is manufactured by a press molding method, so that the spectacle frame is high in manufacturing efficiency and high in speed, but the rigidity of the spectacle frame easily cracks a resin lens, and the metal frame is heavy and is easily uncomfortable to a wearer. And the plastic frame adopts fixed mould, and pour into the plastic into the mould, thereby the shaping, later take out by in the mould, cut glasses and injection moulding line open, current plastics glasses injection mold is for guaranteeing the quality of moulding plastics simultaneously, it is fixed to last lower mould to need a plurality of nut screw rods usually, after the completion of moulding plastics, need dismantle nut screw rod in proper order again and take out the finished product mould, this operation is not only great improvement staff's work burden, the process time has been increased simultaneously, great influence machining efficiency, current plastics glasses and metal glasses are when making, separately process spectacle-frame and glasses leg, and then need two different machines to process respectively, thereby lead to the waste of resource.
Disclosure of Invention
The invention aims to provide a manufacturing mold of plastic glasses, which aims to solve the technical problems that the existing metal frame glasses are easy to crack resin lenses, a wearer is easy to feel uncomfortable, the manufacturing process of the traditional plastic glasses not only greatly improves the workload of workers, but also increases the processing time and greatly influences the processing efficiency, and the existing plastic glasses and metal glasses are manufactured by separately processing the glasses frames and the glasses legs and further requiring two different machines to respectively process the glasses frames and the glasses legs, so that the resource waste is caused.
In order to achieve the purpose, the invention provides a mold for manufacturing plastic glasses, which comprises an upper pressing plate, a mold pressing device, a fastening column, an injection molding hole, a reserved insertion hole, an adjusting chute, a lower template, an upper template, a threaded column and a demolding device, wherein the upper template is arranged on the upper end surface of the lower template, the fastening column is uniformly fixed on the upper end surface of the lower template, the fastening column penetrates through the upper template and extends onto the upper end surface of the upper template, the threaded column is fixed on the upper end surface of the upper template, the upper pressing plate is arranged on the upper side of the upper template, the threaded column penetrates through the upper pressing plate, the upper pressing plate is fixedly connected with the threaded column through a screw on the upper end surface of the upper pressing plate, the adjusting chute is arranged at the edge position of the fastening column on the upper end surface of the upper pressing plate, the mold pressing device is arranged in the adjusting chute and is in sliding and rotating connection with the adjusting chute, the mold pressing device is in matched connection with the fastening column, the demolding device is embedded in the upper template, the side wall of the upper template is provided with the injection molding hole, the reserved injection molding hole is communicated with the mold groove formed by the upper template and the lower template, the insertion hole is communicated with the reserved mold hole;
the fastening column is a cylinder with meshing ring teeth on the outer side wall.
Further, the mould closing device is including compressing tightly depression bar, compression gear, base pivot and rotating base, compress tightly on the depression bar is fixed in the compression gear lateral wall, compression gear rotates and is fixed in rotating base on, the base pivot is located on the terminal surface under the rotating base, the base pivot is located in the regulation spout, compression gear with set up post lateral wall and closely mesh.
Further, the lower bolster includes spacing lug, lower mould template, mirror holder die cavity, mirror holder mould, spacing recess, mirror leg die cavity and mirror leg mould, be fixed with mirror holder mould and mirror leg mould on the lower mould template up end respectively, the lower mould template up end upside is located to the mirror holder mould, lower mould template up end downside is located to the mirror leg mould, the mirror holder mould evenly is equipped with the column of fastening on the left and right sides of mirror holder mould and mirror leg mould, it is fixed in lower mould template up end to fasten the column, the mirror holder mould is gone up to be embedded to have the die cavity, the mirror leg mould is gone up to be embedded to have the mirror leg die cavity, mirror holder die cavity and mirror leg die cavity are through moulding plastics mouthful through-connection, mirror leg mould one side is located to spacing lug, spacing recess is located on the mirror leg mould opposite side, spacing lug and spacing recess all are fixed in on the lower mould template.
Further, the cope match-plate pattern includes the spacing boss of cope match-plate pattern, mirror holder mould groove, goes up mirror holder mould groove, through-hole, the spacing recess of cope match-plate pattern, goes up mirror holder mould groove and mirror leg mould groove, be equipped with mirror holder mould groove and mirror leg mould groove under the cope match-plate pattern on the lower terminal surface of cope match-plate pattern, terminal surface upside under the cope match-plate pattern is located to mirror holder mould groove, terminal surface downside under the mirror holder mould groove is located to mirror holder mould groove, the embedded last mirror holder mould groove that goes up that has on the mirror holder mould groove, the embedded mirror leg mould groove that goes up that has on the mirror leg mould groove, go up mirror holder mould groove and go up mirror leg mould groove and through the connection of moulding plastics mouthful through-up, the port position of going up mirror holder mould groove and last mirror leg mould groove and being connected with the mouth of moulding plastics all is equipped with shedder, mirror holder mould groove and mirror leg mould groove left and right side and link up the cope match of the post, the spacing boss of cope match-plate pattern, the spacing boss of cope match-plate pattern is located on one side, and the spacing boss of mirror leg is fixed in the cope match-plate pattern, the spacing recess of cope match-plate pattern opposite side of mirror leg.
Furthermore, the upper template limiting boss is matched with the limiting groove, and the upper template limiting groove is matched with the limiting lug.
Further, shedder includes drawing of patterns button and drawing of patterns sword, the drawing of patterns button is embedded on the cope match-plate pattern up end, and drawing of patterns button and cope match-plate pattern sliding connection, the drawing of patterns sword is embedded on the cope match-plate pattern up end, and drawing of patterns sword and cope match-plate pattern sliding connection.
Further, the demolding cutter comprises a supporting connecting rod, a return baffle, a groove, a return spring, an extrusion spring, a telescopic bottom plate and a cutting blade, the telescopic bottom plate is embedded in the upper end face of the lower template, the lower end of the telescopic bottom plate is fixed with the extrusion spring, the telescopic bottom plate is fixedly connected with the lower template in a sliding mode through the extrusion spring, the cutting blade is arranged on the upper end face of the telescopic bottom plate, the cutting blade is embedded in the lower end face of the upper template, the cutting blade is connected with the upper template in a sliding fit mode, the upper end of the cutting blade is fixedly connected with the lower end of the supporting connecting rod, the upper end of the supporting connecting rod is fixedly connected with a demolding button, the supporting connecting rod is embedded in the upper template in a sliding fit mode, the return baffle is sleeved on the supporting connecting rod, the groove is embedded in the upper template, the return baffle is arranged in the groove and is in a sliding fit with the groove, the return spring is sleeved on the supporting connecting rod, the upper end of the return spring is fixedly connected with the lower end of the return baffle, and the lower end of the return spring is fixed on the bottom of the groove.
Further, the working steps and the principle of the invention are as follows:
1) The two screws on the upper pressure plate are positively screwed to enable the upper pressure plate to move downwards along the threaded column, the pressing compression rod is pressed to rotate downwards, the pressing gear is meshed with the fastening column, the fastening column moves upwards, and the lower template and the upper template are tightly closed;
2) Two long sticks are inserted into the invention through two reserved jacks;
3) Injecting materials into the invention through an injection port, wherein the materials sequentially enter a mirror frame die cavity, an upper mould mirror frame die cavity and a mirror frame and mirror leg grooves formed by combining a mirror leg die cavity and an upper mould mirror leg die cavity through the injection port, and after the materials are fully injected and solidified, the long stick is drawn out from a reserved jack;
4) The demolding button is pressed, the supporting connecting rod moves downwards to push the cutting blade to move downwards, the cutting blade is immersed into the lower template when the cutting blade pushes the telescopic bottom plate to move downwards, so that the injection molding waste is separated from the glasses through the cutting blade, the demolding button is released, the groove pushes the return baffle to move upwards, the supporting connecting rod moves upwards to drive the cutting blade to move upwards, and then the telescopic bottom plate is reset under the action of the extrusion spring;
5) Then, two screws on the upper pressure plate are reversely screwed, the upper pressure plate moves upwards along the threaded column to separate the threaded column from the pressing pressure rod, the pressing pressure rod is pulled by a finger to enable the rotating base to rotate around the rotating shaft of the base and rotate out along the adjusting chute, and at the moment, the pressing gear is separated from the fastening column;
6) And separating the template from the lower template, and taking out the glasses frame and the glasses legs.
The invention has the beneficial effects that: the glasses frame and the glasses legs are combined together, the glasses frame and the glasses legs are simultaneously processed and manufactured by one machine through the same die, the machine processing does not need to be started additionally, the energy consumption is greatly reduced, the energy utilization rate is improved, the demoulding device is arranged, the glasses frame and the glasses legs can be quickly separated from the excess materials after the processing is finished, one cutting at the later stage is not needed, the work burden of workers is greatly reduced, the manual demoulding is avoided, the processing time is greatly saved, the processing efficiency is improved, and a complex nut and bolt fixing mechanism is avoided due to the arrangement of the upper pressing plate, the threaded column and the die pressing device structure, so that the time for die loading and unloading is greatly saved, and the production efficiency is further improved.
Drawings
To facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.
FIG. 1 is a schematic view showing the general structure of a mold for manufacturing plastic spectacles according to the present invention;
FIG. 2 is a schematic structural view of a mold pressing device of a mold for manufacturing plastic spectacles according to the present invention;
FIG. 3 is a schematic structural view of a lower template of the mold for manufacturing plastic spectacles according to the present invention;
FIG. 4 is a schematic structural view of an upper mold plate of a mold for manufacturing plastic spectacles according to the present invention;
FIG. 5 is a schematic structural view of a mold release device for manufacturing a mold for plastic spectacles according to the present invention;
fig. 6 is a schematic structural view of a mold release blade of a mold for manufacturing plastic spectacles according to the present invention.
Detailed Description
Referring to fig. 1-6, a mold for manufacturing plastic glasses includes an upper platen 1, a mold pressing device 2, a fastening column 3, an injection port 4, a reserved insertion hole 5, an adjusting chute 6, a lower template 7, an upper template 8, a threaded column 9 and a demolding device 10, wherein the upper template 8 is arranged on the upper end surface of the lower template 7, the fastening column 3 is uniformly fixed on the upper end surface of the lower template 7, the fastening column 3 penetrates through the upper template 8 and extends onto the upper end surface of the upper template 8, the threaded column 9 is fixed on the upper end surface of the upper template 8, the upper platen 1 is arranged on the upper side of the upper template 8, the threaded column 9 penetrates through the upper platen 1, the upper platen 1 is fixedly connected with the threaded column 9 through a screw on the upper end surface of the upper platen 1, the adjusting chute 6 is arranged at the edge of the fastening column on the upper end surface of the upper template 8, the mold pressing device 2 is arranged in the adjusting chute 6, the mold pressing device 2 is connected with the adjusting chute 6 in a sliding and rotating manner, the mold pressing device 2 is connected with the fastening column 3 in a matching manner, the demolding device 10 is embedded in the upper template 8, the side wall of the upper template 8 is provided with the injection port 4, the injection port 4 is arranged on the lower template 8, the lower template, the jack 5, the jack is arranged on the lower template, the side wall of the lower template 5, and the reserved insertion hole 5, and the insertion hole of the upper template 5, and the reserved insertion hole of the lower template 5, and the upper template 7, and the insertion hole of the mold 5.
The fastening column 3 is a cylinder with the outer side wall provided with meshing ring teeth.
As shown in fig. 2, the mold pressing device 2 includes a pressing rod 21, a pressing gear 22, a base rotating shaft 23 and a rotating base 24, the pressing rod 21 is fixed on the outer side wall of the pressing gear 22, the pressing gear 22 is rotationally fixed on the rotating base 24, the base rotating shaft 23 is arranged on the lower end face of the rotating base 24, the base rotating shaft 23 is arranged in the adjusting chute 6, and the pressing gear 22 is tightly engaged with the outer side wall of the fastening column 3.
As shown in fig. 3, the lower mold plate 7 includes a limiting protrusion 71, a lower mold plate 72, a frame mold cavity 73, a frame mold 74, a limiting groove 75, a temple mold cavity 76 and a temple mold 77, the upper end surface of the lower mold plate 72 is respectively fixed with the frame mold 74 and the temple mold 77, the frame mold 74 is arranged on the upper end surface of the lower mold plate 72, the temple mold 77 is arranged on the lower side of the upper end surface of the lower mold plate 72, fastening columns 3 are uniformly arranged on the left and right sides of the frame mold 74 and the temple mold 77, the fastening columns 3 are fixed on the upper end surface of the lower mold plate 72, the frame mold cavity 73 is embedded in the frame mold 74, the temple mold cavity 76 is embedded in the temple mold 77, the temple mold cavity 73 and the temple mold cavity 76 are connected through an injection port 4, the limiting protrusion 71 is arranged on one side of the temple mold 77, the limiting groove 75 is arranged on the other side of the temple mold 77, and both the limiting protrusion 71 and the limiting groove 75 are fixed on the lower mold plate 72.
As shown in fig. 4, the upper mold plate 8 includes an upper mold plate limit boss 81, an upper mold plate 82, a lens frame mold groove 83, an upper lens frame mold groove 84, a through hole 85, an upper mold plate limit groove 86, an upper lens leg mold groove 87 and a lens leg mold groove 88, the lower end surface of the upper mold plate 82 is provided with the lens frame mold groove 83 and the lens leg mold groove 88, the lens frame mold groove 83 is arranged on the upper end surface of the lower end surface of the upper mold plate 82, the lens leg mold groove 88 is arranged on the lower end surface of the upper mold plate 82, the upper lens frame mold groove 84 is embedded in the lens frame mold groove 83, the upper lens leg mold groove 87 is embedded in the lens leg mold groove 88, the upper lens frame mold groove 84 and the upper lens leg mold groove 87 are communicated through an injection port 4, the demolding device 10 is arranged at a port position where the upper lens frame mold groove 84 and the upper mold groove 87 are connected with the injection port 4, the through hole 85 is uniformly arranged on the left and right sides of the lens frame mold groove 83 and the upper mold groove 88 and communicated with the upper mold plate 82, the through hole 85 is matched with the through hole 3, the upper mold plate 81 is arranged on one side of the lens frame mold groove 88, the upper mold plate 88, the upper mold groove 86, the upper mold plate is fixed on the upper mold plate 82, the upper mold groove 86, the other side of the upper mold groove 86, the through hole 85 is matched with the upper mold plate is fixed on the other side of the upper mold plate on the upper mold plate side of the upper mold plate 82.
The upper template limiting boss 81 is matched with the limiting groove 75, and the upper template limiting groove 86 is matched with the limiting bump 71.
As shown in fig. 5, the demolding device 10 includes a demolding button 101 and a demolding knife 102, the demolding button 101 is embedded in the upper end surface of the upper mold plate 8, the demolding button 101 is slidably connected to the upper mold plate 8, the demolding knife 102 is embedded in the upper end surface of the upper mold plate 8, and the demolding knife 102 is slidably connected to the upper mold plate 8.
As shown in fig. 6, the demolding knife 102 includes a support connecting rod 1021, a return damper 1022, a groove 1023, a return spring 1024, an extrusion spring 1025, a retractable bottom plate 1026 and a cutting blade 1027, wherein the retractable bottom plate 1026 is embedded in the upper end surface of the lower template 7, the extrusion spring 1025 is fixed at the lower end of the retractable bottom plate 1026, the retractable bottom plate 1026 is slidably and fixedly connected with the lower template 7 through the extrusion spring 1025, the cutting blade 1027 is arranged on the upper end surface of the retractable bottom plate 1026, the cutting blade 1027 is embedded in the lower end surface of the upper template 8, the cutting blade 1027 is slidably and cooperatively connected with the upper template 8, the upper end of the cutting blade 1027 is fixedly connected with the lower end of the support connecting rod 1021, the upper end of the support connecting rod 1021 is fixedly connected with the demolding button 101, the support connecting rod 1021 is embedded in the upper template 8 and slidably engaged with the upper template 8, the return damper 1022 is sleeved on the support connecting rod 1021, the groove 1023 is embedded in the upper end of the upper template 8, the return damper 1022 is arranged in the groove 1023, the return damper 1022 is slidably engaged with the groove 1023, the return damper 1023, the spring 1023 is fixedly connected with the lower end of the return spring 1021, and fixed on the return groove 1023.
The working steps and the principle of the invention are as follows:
1) Two screws on the upper pressure plate 1 are positively screwed to enable the upper pressure plate 1 to move downwards along the threaded column 9, the pressing compression rod 21 is pressed to rotate downwards, the compression gear 22 is meshed with the fastening column 3 to enable the fastening column 3 to move upwards, and then the lower template 7 and the upper template 8 are firmly closed;
2) Two long sticks are inserted into the invention through two reserved insertion holes 5;
3) Injecting materials into the invention through an injection port 4, wherein the materials sequentially enter the glasses frame mold cavity 73 and the upper mold frame mold cavity 84 and the glasses leg mold cavity 76 and the glasses leg mold cavity 87 combined glasses frame and glasses leg grooves through the injection port 4, and after the materials are fully injected and solidified, the long stick is drawn out from the reserved insertion hole 5;
4) Pressing the demoulding button 101 to enable the supporting connecting rod 1021 to move downwards and push the cutting blade 1027 to move downwards, when the cutting blade 1027 pushes the telescopic bottom plate 1026 to move downwards, the cutting blade 1027 is immersed into the lower template 7, so that the injection molding waste is separated from the glasses through the cutting blade 1027, the demoulding button 101 is released, the groove 1023 pushes the return baffle 1022 to move upwards, at the moment, the supporting connecting rod 1021 moves upwards to drive the cutting blade 1027 to move upwards, and then the telescopic bottom plate 1026 is reset under the action of the extrusion spring 1025;
5) Then, two screws on the upper pressure plate 1 are turned reversely, the upper pressure plate 1 moves upwards along the threaded column 9 to separate the threaded column 9 from the pressing pressure rod 21, the pressing pressure rod 21 is pulled by a finger to enable the rotating base 24 to rotate around the base rotating shaft 23 and rotate out along the adjusting chute 6, and at the moment, the pressing gear 22 is separated from the fastening column 3;
6) The template 8 is separated from the lower template 7, and the glasses frame and the glasses legs are taken out.
The foregoing is merely exemplary and illustrative of the present invention and various modifications, additions and substitutions may be made by those skilled in the art to the specific embodiments described without departing from the scope of the invention as defined in the following claims.