Plastic mold with scratch-resistant coating
Technical Field
The utility model relates to the technical field of plastic molds, in particular to a plastic mold with a scratch-resistant coating.
Background
The plastic mould is a kind of combined mould for compression moulding, extrusion moulding, injection, blow moulding and low foaming moulding, the mould is convex, concave and the coordination of the auxiliary moulding system are changed, a series of plastic parts with different shapes and different sizes can be processed, various tools and products used in our daily production and life are as big as the base and the shell of the machine tool, as small as the shell of a embryo head screw, button and various household appliances, and have no close relation with the mould.
Through referring to the "plastic mould with scratch-resistant coating" with the patent number of CN214056117U, the upper mould is pushed down by the cylinder, so that the upper mould is contacted with the lower mould for forming operation, the cylinder lifts the upper mould after forming of plastic parts is finished, the regulating motor is started again, the regulating motor drives the driving bevel gear to rotate through the rotating shaft, the two rotating screw rods are driven to synchronously rotate by utilizing the meshing effect of the driving bevel gear and the driven bevel gear, the driving block drives the lower end of the ejector rod to move through the threaded sleeve joint effect of the rotating screw rods and the driving block, the upper end of the ejector rod is further used for ejecting the discharge plate upwards, the upper end of the lower mould at the position of the plastic part is further pushed up rapidly, rapid demoulding can be realized, the great demoulding operation is facilitated, and the working efficiency is improved, so that the technical defect that the existing plastic mould is inconvenient to demould rapidly is overcome.
The present utility model provides another solution to the above problems.
The information disclosed in this background section is only for enhancement of understanding of the general background of the utility model and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art already known to a person of ordinary skill in the art.
Disclosure of Invention
The utility model aims to provide a plastic mold with a scratch-resistant coating, so as to solve the problems.
The technical aim of the utility model is realized by the following technical scheme: a plastic mold with a scratch resistant coating comprising:
the plastic mold comprises a plastic mold lower die, wherein a die cavity is formed in the top of the plastic mold lower die, a nano scratch-resistant coating is sprayed on the inner surface of the die cavity, four supporting rods are fixedly arranged at the top of the plastic mold lower die, the same footstock is fixedly arranged at the top ends of the four supporting rods, a hydraulic cylinder is fixedly arranged at the top of the footstock, a push plate is fixedly arranged on a hydraulic rod of the hydraulic cylinder, and an upper die is fixedly arranged at the bottom of the push plate;
and the ejection assembly is arranged on the lower die of the plastic die and the supporting rod.
The utility model is further provided with: the ejector assembly comprises a moving rod, a sleeve disc, an inner plate, a connecting plate, a spring and an ejector plate, wherein a back groove is formed in the rear side of the lower die of the plastic die, the top end of the moving rod is fixedly connected with the sleeve disc, the sleeve disc is slidably sleeved on the outer side of the supporting rod, the bottom end of the moving rod is fixedly connected with the inner plate, the spring is fixedly installed between the inner plate and the inner wall of the top of the back groove, the connecting plate is fixedly installed at the top of the inner plate, and the ejector plate is fixedly installed at the top of the connecting plate.
The utility model is further provided with: the push plate is sleeved on the outer sides of the four support rods in a sliding manner.
By adopting the technical scheme, the stability of the push plate in vertical movement is improved.
The utility model is further provided with: an ejection hole is formed in the inner wall of the top of the back groove, and four high-temperature-resistant sealing gaskets are fixedly arranged on the outer side of the ejection plate and are in sealing contact with the inner wall of the ejection hole.
The utility model is further provided with: a plurality of moving holes are formed in the inner wall of the top of the back groove, and the moving rod is slidably arranged in the moving holes.
Through adopting above-mentioned technical scheme, make things convenient for the movable rod to remove in vertical.
The utility model is further provided with: a plurality of through holes are formed in the top of the push plate, and the movable rod is contacted with the inner wall of each through hole.
By adopting the technical scheme, the pushing plate is not influenced to move vertically.
The utility model is further provided with: the bottom of the push plate is contacted with the lower die of the plastic die.
The utility model is further provided with: the bottom of the inner plate is contacted with the inner wall of the bottom of the back groove.
The beneficial effects of the utility model are as follows:
according to the utility model, after the material is formed, the hydraulic cylinder is started, so that the push plate drives the upper die to move upwards, the push plate is firstly contacted with the sleeve disk, then the push plate can push the sleeve disk, the inner plate, the connecting plate and the ejection plate can synchronously move upwards, and the ejection plate can eject the formed material, so that the material is convenient to be demoulded;
according to the utility model, through the ejection assembly, after demolding of the material is completed, the hydraulic cylinder is started, so that the push plate moves downwards, and the spring is reset until the ejection plate returns to the original position.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required for the description of the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic structural diagram of a plastic mold with a scratch-resistant coating according to the present utility model.
Fig. 2 is a schematic cross-sectional structural view of a plastic mold with a scratch-resistant coating according to the present utility model.
Fig. 3 is a schematic diagram of a portion a in fig. 2.
In the figure, 1, a plastic mold lower die; 2. a die cavity; 3. a support rod; 4. a top base; 5. a hydraulic cylinder; 6. a push plate; 7. an upper die; 8. a back groove; 9. a moving rod; 10. a sleeve disk; 11. an inner plate; 12. a connecting plate; 13. a spring; 14. and an ejector plate.
Detailed Description
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; either directly or indirectly through intermediaries, or by communication between two elements, the specific meaning of the terms in the present disclosure will be understood by those skilled in the art in view of the specific circumstances.
The technical scheme of the present utility model will be clearly and completely described in connection with specific embodiments. It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. 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 fall within the scope of the utility model.
Referring to fig. 1, 2 and 3, the present utility model provides a plastic mold with a scratch-resistant coating, comprising:
plastic mould lower mould 1 and ejecting subassembly, wherein:
the die cavity 2 has been seted up at plastic mould lower mould 1 top, the coating is prevented scraping by the nanometer to die cavity 2 internal surface spraying, plastic mould lower mould 1 top is fixed to be provided with four bracing pieces 3, the fixed same footstock 4 that is provided with in four bracing piece 3 tops, the fixed pneumatic cylinder 5 that is provided with in footstock 4 top, fixedly be provided with push pedal 6 on the hydraulic stem of pneumatic cylinder 5, push pedal 6 bottom is fixed to be provided with mould 7, it is to be explained, the setting of coating is prevented scraping by the nanometer can be fine protect die cavity 2, start pneumatic cylinder 5, pneumatic cylinder 5 drives push pedal 6 and removes, and then can make mould 7 down move, so can carry out the compound die processing, ejecting subassembly sets up on plastic mould lower mould 1 and bracing piece 3.
Specifically, the ejecting assembly comprises a movable rod 9, a sleeve disk 10, an inner plate 11, a connecting plate 12, a spring 13 and an ejecting plate 14, wherein a back groove 8 is formed in the rear side of the lower die 1 of the plastic die, the top end of the movable rod 9 is fixedly connected with the sleeve disk 10, the sleeve disk 10 is slidably sleeved on the outer side of the supporting rod 3, the bottom end of the movable rod 9 is fixedly connected with the inner plate 11, the spring 13 is fixedly installed between the inner plate 11 and the inner wall of the top of the back groove 8, the connecting plate 12 is fixedly installed at the top of the inner plate 11, and the ejecting plate 14 is fixedly installed at the top of the connecting plate 12.
Through the structure, after the material is molded, the hydraulic cylinder 5 is started, the push plate 6 drives the upper die 7 to move, the push plate 6 continues to move upwards to be in contact with the sleeve disk 10, then the push plate 6 extrudes the sleeve disk 10, the sleeve disk 10 drives the moving rod 9 to move, the inner plate 11 can be further made to extrude the spring 13 and drive the connecting plate 12 to move, the connecting plate 12 drives the ejector plate 14 to move, the ejector plate 14 can push the molded material, the material moves out of the die cavity 2, the material is convenient to demould, and the use is more convenient.
Specifically, the push plate 6 is slidably sleeved on the outer sides of the four support rods 3, and it is required to be noted that the push plate 6 can be conveniently and stably moved in the vertical direction.
Specifically, an ejector hole is formed in the inner wall of the top of the back groove 8, four high-temperature-resistant sealing gaskets are fixedly arranged on the outer side of the ejector plate 14 and are in sealing contact with the inner wall of the ejector hole, and it is required to say that the tightness between the ejector plate 14 and the ejector hole can be ensured.
Specifically, a plurality of moving holes are formed in the inner wall of the top of the back groove 8, the moving rod 9 is slidably mounted in the moving holes, a plurality of through holes are formed in the top of the push plate 6, and the moving rod 9 is in contact with the inner wall of the through holes, and it is convenient to move the moving rod 9 vertically.
Specifically, the bottom of the push plate 6 contacts with the lower mold 1 of the plastic mold, and the bottom of the inner plate 11 contacts with the inner wall of the bottom of the back groove 8, which means that the push plate 6 and the inner plate 11 can be limited.
The plastic mold with the scratch-resistant coating provided by the utility model is described in detail. The principles and embodiments of the present utility model have been described herein with reference to specific examples, which are intended to be merely illustrative of the methods of the present utility model and their core ideas. It should be noted that it will be apparent to those skilled in the art that various modifications and adaptations of the utility model can be made without departing from the principles of the utility model and these modifications and adaptations are intended to be within the scope of the utility model as defined in the following claims.