CN222697846U - Forming injection mold of transformer skeleton - Google Patents

Abstract

The utility model discloses a molding injection mold of a transformer framework, which comprises a bedplate, wherein a cooling box is arranged at the lower end of the bedplate, a mold body is connected with the upper end of the bedplate in an equidistant threaded manner, an air cooling mechanism is arranged at the upper end of the bedplate, the air cooling mechanism is connected with a plurality of mold bodies, a mold clamping mechanism is arranged at the upper end of the bedplate, the lower end of the mold clamping mechanism is connected with the plurality of mold bodies, and a refrigerating sheet is arranged at the bottom end of an inner cavity of the cooling box.

Description

Forming injection mold of transformer skeleton

Technical Field

The utility model relates to the technical field of injection molding of transformer frameworks, in particular to a molding injection mold of a transformer framework.

Background

The transformer skeleton, which is a main structural component of a transformer, particularly a small transformer, is widely used in the current society as an important component of electronic products, and the small transformer skeleton is conventionally produced by extrusion injection molding into an injection mold and then molding.

According to the injection mold for molding the transformer framework disclosed by the patent number CN219055141U, when the existing injection mold for molding the transformer framework is used, the separation of an upper mold and a lower mold and the demolding of the transformer framework in the lower mold are not very convenient, the demolding is carried out manually and manually, potential safety hazards are easily caused, and the problem of low demolding efficiency is solved.

Above-mentioned technical scheme is though can solve simply drawing of patterns to the transformer skeleton, need not the workman and manually carry out the drawing of patterns, prevents potential safety hazards such as scald, but because after the skeleton is moulded plastics and is accomplished, directly through last lower mould separation, and under its not quick refrigerated condition, causes the skeleton that the completion of moulding plastics to damage easily or cause skeleton surface burr more, leads to its in-service use effect not good enough, and this is, we provide a shaping injection mold of transformer skeleton to solve this problem.

Disclosure of utility model

The utility model aims to overcome the defects of the prior art, and provides a technical scheme for solving the problems of the injection mold for molding the transformer framework.

The technical scheme is that the molding injection mold for the transformer framework comprises a platen, wherein a cooling box is arranged at the lower end of the platen, supporting legs are connected to the periphery of the lower end of the cooling box, a mold body is connected to the upper end of the platen in an equidistant threaded mode, an air cooling mechanism is arranged at the upper end of the platen, one end of the air cooling mechanism penetrates through the cooling box and extends to the inner cavity of the cooling box, the air cooling mechanism is connected with a plurality of mold bodies, a mold clamping mechanism is arranged at the upper end of the platen, the lower end of the mold clamping mechanism is connected with the plurality of mold bodies, a refrigerating sheet is arranged at the bottom end of the inner cavity of the cooling box, a radiator matched with the position of the refrigerating sheet is arranged at the lower end of the cooling box, a water injection pipe is arranged at the outer side of the cooling box, and a sealing cap is connected to the outer side of the water injection pipe in a threaded mode.

The air cooling mechanism comprises an air suction fan, a supporting seat, an air pipe, connectors and air guide pipes, wherein the air suction fan is arranged at the upper end of a bedplate, the supporting seat is arranged at one side of an inner cavity of a cooling box, the air pipe is arranged in the inner cavity of the supporting seat, one side of the air suction fan penetrates through the bedplate and the cooling box through a conveying pipe and then is connected with the air pipe, the connectors are arranged at the upper end of the air pipe at equal intervals, the upper ends of the connectors are connected with four air guide pipes, the connectors and the air pipes are ventilated, and each four air guide pipes are connected with one die body.

The mold comprises a lower mold, an upper mold, heat dissipation grooves, heat dissipation cavities and heat dissipation fins, wherein the periphery of the outer side of the lower mold is provided with mounting sleeves, the mounting sleeves are in threaded connection with a bedplate through bolts, the upper mold is arranged at the upper end of the lower mold, the heat dissipation grooves are uniformly arranged on the periphery of the outer sides of the lower mold and the periphery of the upper mold at equal intervals, the heat dissipation cavities are uniformly arranged on the corresponding sides of the lower mold and the upper mold, the inner walls of the heat dissipation cavities are uniformly connected with the heat dissipation fins at equal intervals, the lower end of the lower mold is connected with four air ducts, the periphery of the upper end of the upper mold is provided with through holes, and the upper end of the upper mold is connected with an injection molding pipe.

As a further scheme of the utility model, positioning grooves are formed in the periphery of the upper end of the lower die, and positioning pins which are connected with the upper die in an inserting mode are uniformly and integrally connected with the lower end of the upper die.

As a further scheme of the utility model, the upper end of the lower die is provided with a sealing groove, and the lower end of the upper die is uniformly and integrally connected with a sealing strip which is clamped with the upper die.

The mold clamping mechanism comprises upright rods, a top plate, hydraulic cylinders, supporting plates and fixing frames, wherein the two upright rods are arranged at the upper ends of a platen, the top plate is arranged at the upper ends of the two upright rods, the hydraulic cylinders are arranged at the upper ends of the top plate, the output ends of the hydraulic cylinders penetrate through the top plate and are connected with the supporting plates, the lower ends of the supporting plates are equidistantly connected with the fixing frames, and the lower ends of the fixing frames are respectively connected with a plurality of upper molds.

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

1. The heat generated after injection molding is absorbed through the plurality of radiating fins on the inner wall of the radiating cavity in the lower die and the upper die and rapidly dispersed into the radiating cavity, hot air is rapidly dispersed through the through hole at the upper end of the upper die, the radiating grooves at the outer sides of the lower die and the upper die further rapidly disperse, meanwhile, cold water is produced through the refrigerating sheets, air sucked by the air suction fan is cooled through the air cooling mechanism and then is discharged into the radiating cavity in the lower die and the upper die, so that rapid heat absorption and discharge are facilitated, the lower die and the upper die are conveniently cooled, the frames after injection molding are conveniently cooled rapidly, the frames are separated from the die cavities of the lower die and the upper die after cold expansion and cold contraction are realized, the lower die and the upper die are prevented from being directly opened, the frames are damaged and the burrs are excessive, the product quality is influenced, and the using effect is effectively improved;

2. The output end of the hydraulic cylinder drives the supporting plate and the fixing frame to move upwards, the fixing frame is convenient to drive the upper die to be away from the lower die, automatic die assembly and die opening are realized, the working efficiency is convenient to improve, and the plurality of die bodies are matched with the die assembly mechanism through the design, so that the multi-group framework is convenient to perform one-time injection molding, and the working efficiency is effectively improved.

Drawings

FIG. 1 is a schematic overall perspective view of the present utility model;

FIG. 2 is a schematic view of a semi-cutaway perspective structure of the cooling tank of the present utility model;

FIG. 3 is a schematic perspective view of a mold body according to the present utility model;

FIG. 4 is a schematic view of a sectional, split and three-dimensional structure of a die body of the present utility model;

FIG. 5 is an enlarged schematic view of the portion A of FIG. 4 according to the present utility model;

FIG. 6 is an enlarged schematic view of the apparatus of portion B of FIG. 4 in accordance with the present utility model;

Fig. 7 is a schematic perspective view of a clamping mechanism according to the present utility model.

Reference numerals and names in the drawings are as follows:

Platen-1, cooling box-2, support leg-3, mold body-4, lower mold-41, upper mold-42, mounting sleeve-43, injection molding tube-44, through hole-45, heat sink-46, positioning pin-47, positioning slot-48, heat sink chamber-410, heat sink fin-411, sealing strip-412, sealing groove-413, air cooling mechanism-5, suction fan-51, conveying tube-52, support seat-53, air duct-54, connector-55, air duct-56, mold clamping mechanism-6, upright rod-61, top plate-62, hydraulic cylinder-63, support plate-64, fixing frame-65, water injection tube-7, cooling plate-8, and radiator-9.

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. 1-7, a molding injection mold for a transformer framework comprises a platen 1, a cooling box 2 is installed at the lower end of the platen 1, supporting legs 3 are all connected around the lower end of the cooling box 2, a mold body 4 is connected with the upper end of the platen 1 in an equidistant screwed mode, the mold body 4 comprises a lower mold 41, an upper mold 42, a heat dissipation groove 46, a heat dissipation cavity 410 and heat dissipation fins 411, a mounting sleeve 43 is installed around the outer side of the lower mold 41, the mounting sleeve 43 is all connected with the platen 1 in a screwed mode through bolts, the upper mold 42 is arranged at the upper end of the lower mold 41, the heat dissipation grooves 46 are all arranged around the outer side of the lower mold 41 and the outer side of the upper mold 42 in an equidistant mode, the heat dissipation cavity 410 is all arranged on one side corresponding to the lower mold 41 and the upper mold 42, the inner wall of the heat dissipation cavity 410 is uniformly connected with the heat dissipation fins 411 in a equidistant mode, the lower end of the lower mold 41 is connected with four air guide pipes 56, through holes 45 are all arranged around the upper end of the upper mold 42, and the upper end of the upper mold 42 is connected with an injection molding pipe 44.

The heat generated after injection molding is absorbed by the plurality of heat radiating fins 411 on the inner wall of the heat radiating cavity 410 in the lower mold 41 and the upper mold 42 and rapidly radiated into the heat radiating cavity 410, and the hot air is radiated through the through holes 45 at the upper end of the upper mold 42, and the heat radiating grooves 46 at the outer sides of the lower mold 41 and the upper mold 42 further rapidly radiate.

Positioning grooves 48 are formed in the periphery of the upper end of the lower die 41, positioning pins 47 connected with the upper die 42 in an inserted mode are connected with the lower end of the upper die 42 in a uniform mode, sealing grooves 413 are formed in the upper end of the lower die 41, and sealing strips 412 clamped with the lower end of the upper die 42 in an uniform mode are connected with the lower end of the upper die 42 in a uniform mode.

The positioning pin 47 at the lower end of the upper die 42 is inserted into the positioning groove 48 at the upper end of the lower die 41, so that the die clamping of the upper die 42 and the lower die 41 is effectively improved, the die clamping firmness is effectively improved, the sealing strip 412 at the lower end of the upper die 42 is clamped into the sealing groove 413 at the upper end of the lower die 41, the sealing clamping effect is conveniently and effectively achieved, one sides of the upper die 42 and the lower die 41 corresponding to each other are perfectly attached, and the die clamping firmness is improved while the sealing performance is improved.

The cooling fin 8 is installed to the inner chamber bottom of cooling tank 2, cooling tank 2's lower extreme install with cooling fin 8 position assorted radiator 9, water injection pipe 7 is installed in the outside of cooling tank 2, the outside spiro union of water injection pipe 7 has the sealed cap, forced air cooling mechanism 5 is installed to the upper end of platen 1, forced air cooling mechanism 5's one end runs through cooling tank 2 and extends to its inner chamber, forced air cooling mechanism 5 is connected with a plurality of mould bodies 4, forced air cooling mechanism 5 is including suction fan 51, supporting seat 53, tuber pipe 54, connector 55 and air duct 56, the upper end at platen 1 is installed to suction fan 51, supporting seat 53 installs in the inner chamber one side of cooling tank 2, the tuber pipe 54 is installed in the inner chamber of supporting seat 53, one side of suction fan 51 is connected with tuber pipe 54 after passing through platen 1 and cooling tank 2 through the conveyer pipe 52, connector 55 is installed to the upper end equidistance of tuber pipe 54, four air duct 56 are all connected to the upper end of connector 55, the air duct 56, between connector 55 and the tuber pipe 54 is ventilated, every four air duct 56 all are connected with a mould body 4.

Through opening the switch of radiator 9 and refrigeration piece 8, and then carry out the cooling through the water in refrigeration piece 8 to cooling box 2, and simultaneously radiator 9 carries out the heat that produces to refrigeration piece 8 and dispel, and after opening suction fan 51, suction fan 51 carries the tuber pipe 54 with the inhaled air, and tuber pipe 54 passes through connector 55 with the air-vent 56 in, enter into the heat dissipation cavity 410 in the bed die 41 and the heat dissipation cavity 410 in the last mould 42 afterwards, during this period, owing to tuber pipe 54, connector 55 and air-vent 56 all are located the cooling water, and then be convenient for carry out quick cooling to the air of its inner chamber, conveniently discharge the cold air through the air-vent 56, make things convenient for the cold air to carry out quick absorption and the quick effluvium of through hole 45 of heat in the heat dissipation cavity 410, conveniently absorb a large amount of steam in the heat dissipation cavity 410, and through continuous cold air input, the quick heat dissipation in the heat dissipation cavity 410 of convenient for and then be convenient for in the bed die 41 and last mould 42, make things convenient for cooling down mould 41 and last mould 42, make things convenient for the mould 41 and the mould cavity of last mould 42 to be influenced by the cold mould 42, and the mould cavity of mould 42 is broken, and the quality is avoided and the cold mould 42 is broken down to the mould is directly to the side down, and the mould is broken and the quality is avoided to the mould is broken down.

The upper end of the bedplate 1 is provided with a clamping mechanism 6, the lower end of the clamping mechanism 6 is connected with a plurality of die bodies 4, the clamping mechanism 6 comprises upright posts 61, a top plate 62, hydraulic cylinders 63, support plates 64 and fixing frames 65, the two upright posts 61 are arranged at the upper end of the bedplate 1, the top plate 62 is arranged at the upper ends of the two upright posts 61, the hydraulic cylinders 63 are arranged at the upper end of the top plate 62, the output ends of the hydraulic cylinders 63 penetrate through the top plate 62 and are connected with the support plates 64, the lower ends of the support plates 64 are equidistantly connected with the fixing frames 65, and the lower ends of the fixing frames 65 are respectively connected with a plurality of upper dies 42.

The output end of the hydraulic cylinder 63 drives the support plate 64 and the fixing frame 65 to move downwards, the fixing frame 65 drives the upper die 42 to move downwards and to be fast matched with the lower die 41, and after injection molding is finished and cooling and heat dissipation treatment is carried out, the output end of the hydraulic cylinder 63 drives the support plate 64 and the fixing frame 65 to move upwards, so that the fixing frame 65 drives the upper die 42 to be far away from the lower die 41, automatic die matching and die opening are realized, the working efficiency is convenient to be improved,

Working principle: the utility model is controllably connected with the suction fan 51, the hydraulic cylinder 63, the refrigerating plate 8 and the radiator 9 through the external controller, when in use, the sealing cap is unscrewed, the water is injected into the cooling box 2 through the water injection pipe 7, then the sealing cap is unscrewed, the switch of the radiator 9 and the refrigerating plate 8 is opened in advance, the refrigerating plate 8 cools down the water in the cooling box 2, and simultaneously the radiator 9 dissipates the heat generated by the refrigerating plate 8, when in injection molding, the injection molding pipe 44 is connected with the external injection molding machine, then the output end of the hydraulic cylinder 63 drives the supporting plate 64 and the fixing frame 65 to move downwards, the fixing frame 65 drives the upper die 42 to move downwards and be fast matched with the lower die 41, the injection molding machine is facilitated, after the injection molding is completed, the heat generated after the injection molding is absorbed through the plurality of radiating fins 411 on the inner walls of the radiating cavity 410 in the lower die 41 and the upper die 42, and rapidly radiating into the heat radiating chamber 410, and radiating the hot air through the through hole 45 at the upper end of the upper mold 42, and further rapidly radiating the heat of the lower mold 41 and the heat radiating groove 46 at the outer side of the upper mold 42, and by opening the suction fan 51, the suction fan 51 conveys the sucked air into the air duct 54 through the conveying pipe 52, and the air duct 54 discharges the air into the air duct 56 through the connector 55, and then enters the heat radiating chamber 410 in the lower mold 41 and the heat radiating chamber 410 in the upper mold 42, during which, since the air duct 54, the connector 55 and the air duct 56 are all positioned in the cooling water, the air in the inner cavity of the cooling water is conveniently rapidly cooled, the cold air is conveniently discharged through the air duct 56, the cold air conveniently rapidly absorbs the heat in the heat radiating chamber 410 and rapidly radiates through the through hole 45, the convenient heat that absorbs in the heat dissipation cavity 410 is a large amount of steam, and through last continuous cold air input, the heat dissipation in the heat dissipation cavity 410 is convenient quick, and then be convenient for cool off lower mould 41 and last mould 42, make things convenient for the skeleton that injection molding accomplished in its die cavity of lower mould 41 and last mould 42 because receive after the rapid cooling, realize shrinkage and design, and then break away from with the die cavity of lower mould 41 and last mould 42 mutually, avoid directly carrying out the die sinking to lower mould 41 and last mould 42, cause skeleton impaired and burr too much, influence product quality, and make things convenient for follow-up through robotic arm centre gripping to get the material, be convenient for automated operation, work efficiency has been improved, and the security of work has been improved, and after the completion of moulding plastics and cooling heat dissipation is handled, output through pneumatic cylinder 63 drives backup pad 64 and mount 65 and moves up, be convenient for mount 65 to drive lower mould 41, realize automatic compound die and die, the die opening is convenient for improving work efficiency, and through designing a plurality of mould bodies 4 and 6 cooperatees, the multiunit skeleton of convenient for once only mould plastics, work efficiency has effectively been improved.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (6)

1. The utility model provides a shaping injection mold of transformer skeleton, its characterized in that, includes platen (1), cooling tank (2) are installed to the lower extreme of platen (1), cooling tank (2)'s lower extreme all is connected with landing leg (3) all around, cooling tank (1)'s upper end equidistance spiro union has mould body (4), forced air cooling mechanism (5) are installed to the upper end of platen (1), forced air cooling mechanism (5) one end runs through cooling tank (2) and extends to its inner chamber, forced air cooling mechanism (5) are connected with a plurality of mould bodies (4), locking mechanism (6) are installed to the upper end of platen (1), locking mechanism (6)'s lower extreme is connected with a plurality of mould bodies (4), cooling tank (2) inner chamber bottom install refrigeration piece (8), cooling tank (2)'s lower extreme install radiator (9) with refrigeration piece (8) position assorted, water injection pipe (7) are installed in the outside of cooling tank (2), the outside of water injection pipe (7) spiro union has.

2. The molding injection mold of a transformer framework according to claim 1, wherein the air cooling mechanism (5) comprises an air suction fan (51), a supporting seat (53), an air pipe (54), a connector (55) and an air duct (56), the air suction fan (51) is installed at the upper end of the bedplate (1), the supporting seat (53) is installed at one side of an inner cavity of the cooling box (2), the air pipe (54) is installed in the inner cavity of the supporting seat (53), one side of the air suction fan (51) penetrates through the bedplate (1) and the cooling box (2) through the conveying pipe (52) and then is connected with the air pipe (54), a connector (55) is installed at the upper end of the air pipe (54) at equal intervals, four air ducts (56) are connected to the upper end of the connector (55), and ventilation is carried out among the air ducts (56), the connector (55) and the air duct (54), and each four air ducts (56) are connected with one mold body (4).

3. The injection molding die for the transformer framework according to claim 2, wherein the die body (4) comprises a lower die (41), an upper die (42), a heat dissipation groove (46), a heat dissipation chamber (410) and heat dissipation fins (411), wherein the outer periphery of the lower die (41) is provided with mounting sleeves (43), the mounting sleeves (43) are in threaded connection with the bedplate (1) through bolts, the upper die (42) is arranged at the upper end of the lower die (41), the heat dissipation grooves (46) are uniformly arranged at the outer periphery of the lower die (41) and the outer periphery of the upper die (42) at equal intervals, the heat dissipation chambers (410) are uniformly arranged at one sides corresponding to the upper die (42), the inner walls of the heat dissipation chambers (410) are uniformly connected with the heat dissipation fins (411), the lower ends of the lower die (41) are connected with four air guide pipes (56), the periphery of the upper end of the upper die (42) is provided with through holes (45), and the upper end of the upper die (42) is connected with the injection molding pipe (44).

4. A molding injection mold for a transformer skeleton according to claim 3, wherein positioning grooves (48) are provided around the upper end of the lower mold (41), and positioning pins (47) inserted into the lower end of the upper mold (42) are integrally and uniformly connected to the lower end of the upper mold.

5. A molding injection mold for a transformer skeleton according to claim 3, wherein a sealing groove (413) is provided at an upper end of the lower mold (41), and a sealing strip (412) clamped with the lower end of the upper mold (42) is integrally connected to the lower end of the upper mold.

6. A molding injection mold for a transformer framework according to claim 3, wherein the clamping mechanism (6) comprises a vertical rod (61), a top plate (62), a hydraulic cylinder (63), a supporting plate (64) and a fixing frame (65), two vertical rods (61) are installed at the upper ends of the bedplate (1), the top plate (62) is installed at the upper ends of the two vertical rods (61), the hydraulic cylinder (63) is installed at the upper end of the top plate (62), the output end of the hydraulic cylinder (63) penetrates through the top plate (62) and is connected with the supporting plate (64), the lower ends of the supporting plate (64) are equidistantly connected with the fixing frame (65), and the lower ends of a plurality of the fixing frames (65) are respectively connected with a plurality of upper molds (42).