CN219076427U - Demoulding base structure of mould - Google Patents

Abstract

The utility model relates to the technical field of mold demolding and discloses a mold demolding base structure, which comprises a base, wherein a cavity is formed in the base, a spring is fixedly connected to the bottom wall of the cavity, the upper end of the spring is provided with a lifting surface, the lifting surface is in sliding connection with the inner wall of the cavity, a fixed rod is fixedly connected to the bottom wall of the cavity, the upper end of the fixed rod penetrates through the bottom wall of the base in a sliding manner, a plurality of modules are sleeved on the outer surface of the fixed rod, and the plurality of modules take the fixed rod as a circle center to form a round shape.

Description

Demoulding base structure of mould

Technical Field

The utility model relates to the technical field of mold demolding, in particular to a mold demolding base structure of a mold.

Background

The mould is divided into an upper mould and a lower mould, and various moulds and tools for obtaining required products by injection molding, blow molding, extrusion, die casting or forging forming, smelting, stamping and other methods in industrial production. The demolding base of the mold is a base for directly or indirectly demolding the mold, most demolding modes are that the mold is directly jacked out from the inner side of the mold, various molds can be quickly demolded by using the demolding base, but some models without threads can be in trouble in demolding, so that the models with threads are different from the common models in demolding.

When the threaded mold is demolded, because of the connection relation between the threads and the mold, the common mode of ejecting the mold from the mold can damage the threads in the mold, so that the mold cannot be normally used, and workers are required to manually unscrew the mold from the mold one by one to take out the mold completely.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides a demoulding base structure of a mould, which has the function of taking out a mould from the mould on the premise of automatically and not damaging the threads of the mould, solves the problem that the time and the labor are wasted when the thread mould is taken out or the defective rate caused by violent taking out is greatly improved, improves the working efficiency and reduces the occurrence frequency of defective products.

(II) technical scheme

In order to achieve the purpose of facilitating the demolding of the mold, the utility model provides the following technical scheme: the utility model provides a drawing of patterns base structure of mould, includes the base, the cavity has been seted up to the inside of base, fixedly connected with spring on the diapire of cavity, and the upper end of spring is provided with the elevating surface, and the inner wall sliding connection of elevating surface and cavity, fixedly connected with dead lever on the diapire of cavity, the upper end slip of dead lever runs through the diapire of base, and the surface cover of dead lever is equipped with the module, and the surface and the base inner wall sliding connection of module and downside fixed connection are on the elevating surface.

Preferably, the motor is fixedly connected to the lower side of the lifting surface, and the fixing block is fixedly connected to the lower side of the lifting surface.

Preferably, the output shaft of the motor is fixedly connected with a transmission shaft, the other end of the transmission shaft penetrates through the fixing block, a transmission gear is sleeved on the outer surface of the transmission shaft, teeth are arranged on the outer surface of one side of the lower surface of the lifting surface of the fixing rod, and the transmission gear is meshed with the teeth.

Preferably, the downside fixedly connected with supporting leg of base, the upper surface fixedly connected with reference column of base, the surface of reference column is provided with the screw thread, and the upper surface of base is provided with the mould.

Preferably, the upper surface of the upper die is provided with a material injection hole, the upper surface of the upper die is provided with a plurality of positioning holes, the upper end of the positioning column extends out of the upper surface of the upper die through the positioning holes, and the outer surface of the positioning column is sleeved with a fixing nut.

(III) beneficial effects

Compared with the prior art, the utility model provides a demoulding base structure of a mould, which has the following beneficial effects:

(1) The demoulding base of the mould is provided with the fixing columns and the modules, so that the produced internal thread model can be taken out quickly, violent disassembly is not needed or the model is manually unscrewed by workers, the problem that the model cannot be normally used due to thread damage caused by violent removal of the model of a machine or is manually unscrewed for complete removal of a great amount of time of workers is solved, and the frequency of occurrence of defective products of the model is reduced while the working efficiency is improved.

(2) The demolding base of the mold can position the mold by arranging the positioning column and the fixing nut, so that the situation that the mold cannot be used due to the deviation of the mold is prevented, and meanwhile, the fixing nut is used for preventing materials from flowing out from gaps between the upper mold and the lower mold, so that the problem of leakage of the materials in the molding process is solved, and the successful molding rate of the mold is improved.

Drawings

Fig. 1 is a schematic structural view of a demolding base of a mold according to the present utility model.

Fig. 2 is a schematic structural view of the base of the present utility model.

Fig. 3 is an enlarged schematic view at a of fig. 1.

Fig. 4 is an enlarged schematic view at B of fig. 2.

Fig. 5 is an enlarged schematic view at C of fig. 2.

In the figure: 1 a base, 11 supporting legs, 12 positioning columns, 13 fixing nuts, 14 cavities, 15 springs, 2 upper dies, 21 material injection holes, 22 positioning holes, 3 lifting surfaces, 4 fixing rods, 5 modules, 6 motors, 61 transmission shafts, 7 fixing blocks and 8 transmission gears.

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 to 5, the present utility model provides a new technical solution: the demolding base structure of the mold comprises a base 1, wherein a cavity 14 is formed in the base 1, a spring 15 is fixedly connected to the bottom wall of the cavity 14, a lifting surface 3 is arranged at the upper end of the spring 15, the lifting surface 3 is in sliding connection with the inner wall of the cavity 14, a fixing rod 4 is fixedly connected to the bottom wall of the cavity 14, the upper end of the fixing rod 4 penetrates out of the bottom wall of the base 1 in a sliding manner, a plurality of modules 5 are sleeved on the outer surface of the fixing rod 4, the plurality of modules 5 take the fixing rod 4 as a circle center to form a circle, the outer surface of the modules 5 is in sliding connection with the inner wall of the base 1 and is fixedly connected to the lifting surface 3 at the lower side, a motor 6 is fixedly connected to the lower side of the lifting surface 3, a fixing block 7 is fixedly connected to an output shaft 61 of the motor 6, the other end of the transmission shaft 61 penetrates out of the fixing block 7, the outer surface of the transmission shaft 61 is fixedly sleeved with a transmission gear 8, the outer surface of one side of the fixed rod 4, which is positioned on the lower surface of the lifting surface 3, is provided with teeth, the transmission gear 8 is meshed with the teeth, when the model is started to work, after the model is manufactured, the motor 6 is started, the motor 6 rotates clockwise or anticlockwise, when the motor 6 rotates anticlockwise, power is transmitted from the output end of the motor 6, the output end drives the transmission shaft 61 to synchronously rotate, the transmission shaft 61 drives the transmission gear 8 to synchronously rotate, the transmission gear 8 is meshed with the fixed rod 4 to drive the lifting surface 3 to move upwards, the lifting surface 3 drives the module 5 to synchronously move upwards, the module 5 drives the model to synchronously move upwards, the part without the fixed rod 4 in the middle of the module 5 can easily take down the model, after the model is taken down, the motor 6 stops working, the lifting surface 3 starts to fall downwards, the lifting surface 3 is buffered by the spring 15 when falling down so as to ensure that the motor 6 can not be crashed, the model is manufactured again after falling down, the manufactured internal thread model can be quickly taken out in the mode, violent disassembly is not needed or the model is manually unscrewed by workers, the problem that the model cannot be normally used due to thread damage caused by violent removal of the machine or manual unscrewing is performed for completely removing a great amount of time of workers is solved, and the damage rate of the model is reduced while the working efficiency is improved.

The downside fixedly connected with supporting leg 11 of base 1, the upper surface fixedly connected with reference column 12 of base 1, the surface of reference column 12 is provided with the screw thread, the upper surface of base 1 is provided with mould 2, the injection hole 21 has been seted up to the upper surface of last mould 2, a plurality of locating hole 22 has been seted up to the upper surface of last mould 2, the upper end of reference column 12 extends the upper surface of last mould 2 through locating hole 22, the surface thread bush of reference column 12 is equipped with fixation nut 13, when beginning work, place last mould 2 in the upside of base 1 with reference column 12, the fixation nut 13 of fastening reference column 12 surface after placing, fix last mould 2 and base 1 tightly together, prevent that the during operation liquid exudation, then pour into the mould with liquid material from injection hole 21, stationary the time is after the moulding cooling is finished, afterwards take off fixation nut 13, again take off last mould 2 off, just can take off the mould drawing of patterns afterwards, can fix a position the mould through this kind, prevent because the condition that the mould skew leads to the mould can not use, simultaneously, the leak between the mould 21 and the moulding gap of mould 2 has been used, the problem of the moulding process of the mould that has been successfully solved in the moulding process between the mould 1 has been solved.

Working principle: when the model is manufactured, after the model is manufactured, the motor 6 is started, the motor 6 rotates clockwise or anticlockwise, when the motor 6 rotates anticlockwise, power is transmitted from the output end of the motor 6, the output end drives the transmission shaft 61 to rotate synchronously, the transmission shaft 61 drives the transmission gear 8 to rotate synchronously, the transmission gear 8 is meshed with the fixed rod 4 to drive the lifting surface 3 to move upwards, the lifting surface 3 drives the module 5 to move upwards synchronously, the module 5 drives the model to move upwards synchronously, the part without the fixed rod 4 in the middle of the module 5 can be easily removed, after the model is removed, the motor 6 is rotated clockwise again after the lifting surface 3 falls down, the model is manufactured, in this way, the manufactured internal thread model is quickly taken out, violently removed or the model is manually unscrewed by workers, the problem that the model cannot be normally used due to screw thread damage caused by violent removal of the machine or the model is manually removed in a large amount of time for complete removal of the workers is solved, and the damage rate of the model is reduced.

When the mold is started to work, the upper mold 2 is placed on the upper side of the base 1 according to the positioning column 12, after the positioning column is placed, the fixing nut 13 on the outer surface of the positioning column 12 is fastened, the upper mold 2 and the base 1 are tightly fixed together, liquid is prevented from exuding during working, then liquid materials are injected into the mold from the material injection holes 21, the mold is stopped for a while, after the molding cooling is finished, the fixing nut 13 is taken down, the upper mold 2 is taken down again, and then the mold can be demolded and taken out.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. The utility model provides a drawing of patterns base structure of mould, includes base (1), its characterized in that: the inside of base (1) has been seted up cavity (14), fixedly connected with spring (15) on the diapire of cavity (14), the upper end of spring (15) is provided with elevating surface (3), inner wall sliding connection of elevating surface (3) and cavity (14), fixedly connected with dead lever (4) on the diapire of cavity (14), the upper end of dead lever (4) is slided and is run through the diapire of base (1), the surface cover of dead lever (4) is equipped with module (5), the surface of module (5) and the inner wall sliding connection of base (1) and downside fixed connection are on elevating surface (3).

2. The stripper base structure of a mold according to claim 1, wherein: the motor (6) is fixedly connected to the lower side of the lifting surface (3), and the fixed block (7) is fixedly connected to the lower side of the lifting surface (3).

3. The stripper base structure of a mold according to claim 2, wherein: the output shaft fixedly connected with transmission shaft (61) of motor (6), the other end of transmission shaft (61) runs through out fixed block (7), and the surface mounting cover of transmission shaft (61) is equipped with drive gear (8), and tooth has been seted up to one side surface that dead lever (4) are located the lower surface of elevating surface (3), and drive gear (8) are connected with tooth meshing.

4. The stripper base structure of a mold according to claim 1, wherein: the lower side fixedly connected with supporting leg (11) of base (1), the upper surface fixedly connected with reference column (12) of base (1), the surface of reference column (12) is provided with the screw thread, the upper surface of base (1) is provided with mould (2).

5. The stripper base structure of a mold according to claim 4, wherein: the upper surface of last mould (2) has seted up annotates material hole (21), and locating hole (22) have been seted up to the upper surface of last mould (2), and the upper end of reference column (12) extends the upper surface of last mould (2) through locating hole (22), and the surface thread bush of reference column (12) is equipped with fixation nut (13).

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