CN214726239U

CN214726239U - Convenient stable car lower mould benevolence subassembly of drawing of patterns

Info

Publication number: CN214726239U
Application number: CN202120885203.9U
Authority: CN
Inventors: 王亚杰
Original assignee: Chongqing Xingzhize Machinery Mould Co ltd
Current assignee: Chongqing Xingzhize Machinery Mould Co ltd
Priority date: 2021-04-27
Filing date: 2021-04-27
Publication date: 2021-11-16
Anticipated expiration: 2031-04-27

Abstract

The utility model discloses a convenient stable car lower mould benevolence subassembly of drawing of patterns relates to automobile parts production field, and it includes that first mould is merciful and peaceful second mould benevolence, first mould benevolence both sides are all opened the installing port, and the installing port inner wall is fixed with electric putter, first mould benevolence bottom is fixed with the sealing washer, second mould benevolence top is located the sealing washer downside and opens there is the mounting groove, and the mounting groove inner wall is pegged graft and is had the rubber circle. The utility model can combine the first mould kernel and the second mould kernel into a mould with good sealing performance through the sealing ring and the rubber ring, and can rapidly demould by pushing the first mould kernel to be away from the second mould kernel through the electric push rod after being manufactured, thereby not only preventing the mould from being damaged during demoulding, but also being more convenient and stable for demoulding; utilize servo motor drive threaded rod to rotate, drive slider and sliding plate slip, can utilize the sliding plate to carry out the secondary pressurization after the completion of moulding plastics for plastics can fill the mould completely, improve the quality of foundry goods.

Description

Convenient stable car lower mould benevolence subassembly of drawing of patterns

Technical Field

The utility model relates to an automobile parts production field especially relates to a convenient stable car lower mould benevolence subassembly of drawing of patterns.

Background

The die is various dies 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. In the process of producing automobile parts, the automobile parts are complex and are of an integrated structure. Therefore, a mold is generally used for manufacturing such automobile parts.

However, after the injection molding of the mold, the demolding is not convenient, the top mold is opened manually, the casting is taken out, and the air and the plastic are mixed due to the existence of the air during the injection molding, so that part of the air is easily blended into the casting, and finally the formed casting has air holes to influence the quality of a product, so that the air in the casting is not easy to discharge, and the mold is difficult to completely fill with the plastic.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a convenient and stable automobile lower mold core component for demolding.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a lower mold core assembly convenient and stable in demolding for an automobile comprises a first mold core and a second mold core, wherein mounting openings are formed in two sides of the first mold core, an electric push rod is fixed on the inner wall of each mounting opening, a sealing ring is fixed at the bottom of the first mold core, a mounting groove is formed in the top of the second mold core and located on the lower side of the sealing ring, a rubber ring is inserted into the inner wall of the mounting groove, a fixing groove is formed in one side of the first mold core, a first ventilating plate and a second ventilating plate are respectively inserted into the inner wall of the fixing groove, a semi-permeable membrane is clamped between the first ventilating plate and the second ventilating plate, a mounting groove opening is formed in the other side of the first mold core, sliding grooves are formed in two sides of the mounting groove opening, a sliding block is connected to the inner wall of each sliding groove in a sliding mode and is provided with a threaded opening, a threaded rod is screwed on the inner wall of each threaded opening, a servo motor is fixed to the top of the first mold core, and an output shaft of the servo motor is fixed to the top end of the threaded rod through a coupler, the inner wall of the mounting groove opening is inserted with a filter plate, and one side, opposite to the two sliding blocks, is fixed with a sliding plate.

Preferably, the first die core is located the mounting groove opening another side and is opened there is the feed inlet, and the feed inlet inner wall is fixed with the inlet pipe, first die core is located mounting groove inner wall and opens on one side and has the venthole, and the venthole inner wall is fixed with the blast pipe.

Preferably, the bottom ends of the two electric push rods are symmetrically fixed at the top of the second die core, and the sealing ring is matched with the inner wall of the mounting groove in size.

Preferably, the bottom of the rubber ring is fixed with a plurality of uniformly distributed springs, and the bottom ends of the springs are fixed on the inner wall of the mounting groove.

Preferably, threaded holes are formed in two sides of the tops of the first breathable plate and the second breathable plate, and the first breathable plate and the second breathable plate are tightly fixed through bolts.

Preferably, one side of the sliding plate contacts with the outer wall of the other side of the filtering plate, and the other three sides of the sliding plate contact with the inner wall of the mounting groove, and the height of the sliding plate is greater than that of the filtering plate.

The utility model has the advantages that:

1. the first die core and the second die core can form a die with good sealing performance through the sealing ring and the rubber ring, and the first die core is pushed by the electric push rod to be away from the second die core after the die is manufactured, so that the die can be rapidly demoulded, the die is prevented from being damaged during demould, the demoulding is more convenient and stable, when gas is pumped out through the first ventilating plate, the second ventilating plate and the semipermeable membrane, the plastic is prevented from being discharged along with air, and the injection molding efficiency is improved by the action of vacuum pressure;

2. filter plastics through the filter, influence the quality of moulding plastics in avoiding impurity to get into the mould, utilize servo motor drive threaded rod to rotate, drive slider and sliding plate and slide, can utilize the sliding plate to carry out secondary pressurization after the completion of moulding plastics for plastics can fill the mould completely, improve the quality of foundry goods.

Drawings

Fig. 1 is the utility model provides a convenient stable three-dimensional structure schematic diagram of car lower mould benevolence subassembly of drawing of patterns.

Fig. 2 is the utility model provides a convenient stable back of body section structure schematic diagram of car lower mould benevolence subassembly of drawing of patterns.

Fig. 3 is the utility model provides a convenient stable first ventilative board spatial structure sketch map of lower mould benevolence subassembly of drawing of patterns.

Fig. 4 is the utility model provides a convenient stable positive section structure schematic diagram of car lower mould benevolence subassembly of drawing of patterns.

In the figure: the device comprises a first die core 1, a second die core 2, an electric push rod 3, a sealing ring 4, a rubber ring 5, a first ventilating plate 6, a second ventilating plate 7, a semipermeable membrane 8, a sliding block 9, a filtering plate 10, a sliding plate 11, a threaded rod 12, a servo motor 13, a feeding pipe 14 and an exhaust pipe 15.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-4, an automobile lower mold core assembly with convenient and stable demolding comprises a first mold core 1 and a second mold core 2, wherein mounting openings are formed in two sides of the first mold core 1, an electric push rod 3 is fixed on the inner wall of each mounting opening, a sealing ring 4 is fixed at the bottom of the first mold core 1, a mounting groove is formed in the top of the second mold core 2 and is positioned on the lower side of the sealing ring 4, a rubber ring 5 is inserted into the inner wall of the mounting groove, a fixing groove is formed in one side of the first mold core 1, a first ventilating plate 6 and a second ventilating plate 7 are respectively inserted into the inner wall of the fixing groove, a semipermeable membrane 8 is clamped between the first ventilating plate 6 and the second ventilating plate 7, the first mold core 1 and the second mold core 2 can be combined into a mold with good sealability through the sealing rings 4 and the rubber ring 5, and the first mold core 1 is pushed by the electric push rod 3 to be away from the second mold core 2 after the mold is manufactured, so that rapid demolding can be realized, and the damage of the mold during demolding can be avoided, meanwhile, the demoulding is more convenient and stable, when the gas is pumped out through the first gas permeable plate 6, the second gas permeable plate 7 and the semipermeable membrane 8, the plastic is prevented from being discharged along with the air, and the injection molding efficiency is improved by utilizing the vacuum pressure effect;

the other side of the first die core 1 is provided with a mounting notch, sliding grooves are formed in two sides of the mounting notch, the inner wall of each sliding groove is connected with a sliding block 9 in a sliding mode, a threaded opening is formed in each sliding block 9, a threaded rod 12 is connected to the inner wall of the threaded opening in a threaded mode, a servo motor 13 is fixed to the top of the first die core 1, an output shaft of the servo motor 13 is fixed to the top end of the threaded rod 12 through a coupler, a filter plate 10 is inserted into the inner wall of each mounting notch, a sliding plate 11 is fixed to one side, opposite to the two sliding blocks 9, the plastic is filtered through the filter plate 10, impurities are prevented from entering the die to influence the injection molding quality, the threaded rod 12 is driven to rotate by the servo motor 13, the sliding blocks 9 and the sliding plates 11 are driven to slide, the sliding plates 11 can be used for secondary pressurization after injection molding is completed, the plastic can be completely filled in the die, and the casting quality is improved;

first mould benevolence 1 is located the installation notch another side and opens there is the feed inlet, and the feed inlet inner wall is fixed with inlet pipe 14, first mould benevolence 1 is located the mounting groove inner wall and opens on one side has the venthole, and the venthole inner wall is fixed with

blast pipe

15, 3 bottom symmetry of two electric putter fix at the top of second mould benevolence 2, sealing washer 4 and the size looks adaptation of mounting groove inner wall, 5 bottoms of rubber circle are fixed with a plurality of evenly distributed's spring, and the spring bottom mounting is at the mounting groove inner wall, threaded hole is all opened to first ventilating

board

6 and 7 top both sides of second ventilating board, and first ventilating board 6 and second ventilating board 7 form through the bolt and tightly fasten the cooperation, one side and the filter 10 another side outer wall of sliding plate 11 contact, and the contact of the other trilateral and mounting groove inner wall of sliding plate 11, the height of sliding plate 11 will be greater than the height of filter 10.

The working principle is as follows: firstly, an exhaust pipe 15 is connected with a vacuum pump through a flange, a feed pipe 14 is connected with an injection molding machine through a flange, a first mold core 1 and a second mold core 2 can form a mold with good sealing performance through a sealing ring 4 and a rubber ring 5, and meanwhile, after the mold is manufactured, the first mold core 1 is pushed by an electric push rod 3 to be away from the second mold core 2, so that the mold can be rapidly demolded, the mold is prevented from being damaged during demolding, the demolding is more convenient and stable, when gas is pumped out through a first ventilating plate 6, a second ventilating plate 7 and a semipermeable membrane 8, the plastic is prevented from being discharged along with air, and the injection molding efficiency is improved by using the action of vacuum pressure; filter plastics through filter 10, influence the quality of moulding plastics in avoiding impurity to get into the mould, utilize servo motor 13 drive threaded rod 12 to rotate, drive slider 9 and sliding plate 11 and slide, can utilize sliding plate 11 to carry out the secondary pressurization after the completion of moulding plastics for plastics can fill the mould completely, improve the quality of foundry goods.

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 or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A lower mold core assembly convenient and stable in demolding for an automobile comprises a first mold core (1) and a second mold core (2) and is characterized in that mounting openings are formed in two sides of the first mold core (1), an electric push rod (3) is fixed on the inner wall of each mounting opening, a sealing ring (4) is fixed at the bottom of the first mold core (1), a mounting groove is formed in the top of the second mold core (2) and located on the lower side of the sealing ring (4), a rubber ring (5) is inserted into the inner wall of the mounting groove, a fixing groove is formed in one side of the first mold core (1), a first ventilating plate (6) and a second ventilating plate (7) are respectively inserted into the inner wall of the fixing groove, a semi-permeable membrane (8) is clamped between the first ventilating plate (6) and the second ventilating plate (7), a mounting groove opening is formed in the other side of the first mold core (1), sliding grooves are formed in two sides of the mounting groove opening, a sliding block (9) is connected to the inner wall of each sliding groove in a sliding mode, and slider (9) are opened there is the screw thread mouth, screw thread mouth inner wall spiro union has threaded rod (12), first mould benevolence (1) top is fixed with servo motor (13), and the output shaft of servo motor (13) passes through the shaft coupling to be fixed on threaded rod (12) top, the grafting of installation notch inner wall has filter (10), two slider (9) relative one side is fixed with sliding plate (11).

2. The lower mold core assembly for the automobile, which is convenient and stable in demolding and comprises the mold core (1), is characterized in that a feeding hole is formed in the other side of the opening of the mounting groove, a feeding pipe (14) is fixed on the inner wall of the feeding hole, an air outlet hole is formed in the other side of the inner wall of the mounting groove of the first mold core (1), and an exhaust pipe (15) is fixed on the inner wall of the air outlet hole.

3. The automobile lower die core assembly convenient and stable in demolding according to claim 1, wherein the bottom ends of the two electric push rods (3) are symmetrically fixed to the top of the second die core (2), and the sealing ring (4) is matched with the size of the inner wall of the mounting groove.

4. The automobile lower die core assembly convenient and stable in demolding as claimed in claim 1, wherein a plurality of uniformly distributed springs are fixed at the bottom of the rubber ring (5), and the bottom ends of the springs are fixed on the inner wall of the mounting groove.

5. The lower mold core assembly of the automobile with convenient and stable demolding is characterized in that threaded holes are formed in two sides of the top of each of the first ventilating plate (6) and the second ventilating plate (7), and the first ventilating plate (6) and the second ventilating plate (7) are tightly fastened and matched through bolts.

6. The lower mold core assembly for the automobile with easy and stable demolding as claimed in claim 1, wherein one side of the sliding plate (11) is in contact with the outer wall of the other side of the filter plate (10), and the other three sides of the sliding plate (11) are in contact with the inner wall of the mounting slot, the height of the sliding plate (11) being greater than the height of the filter plate (10).