CN212147396U - Electric control box cover mold - Google Patents

Abstract

The utility model discloses an automatically controlled lid mould, including matched with last mould and lower mould, go up the mould and include the mould shell and set up at the inside last mould core of last mould shell, the lower mould includes the mould shell down and sets up at the inside lower mould core of mould shell down, goes up the mould shell top and is provided with the mouth of moulding plastics, goes up the inside transfer passage who sets up and mould plastics a mouthful intercommunication of mould shell, and the mould shell bottom is provided with the base down, and the cavity has been seted up to base inside, and the inside push-up mechanism that is provided with of cavity, push-up mechanism are connected with a plurality of thimbles including pushing. The utility model has the advantages that: the utility model discloses be provided with and push away the mechanism that rises, can realize the locking to the promotion board through the lock piece for the tip of thimble is less than the top surface of lower mold core, and after the shaping of automatically controlled lid, can be with pushing away the unblock of promotion board, then can drive the thimble and rise and expose lower mold core top surface, thereby can push away the fashioned automatically controlled lid from lower mold core automatically, and the drawing of patterns is effectual, and the operation is comparatively convenient simple, thereby has promoted production efficiency greatly.

Description

Electric control box cover mold

Technical Field

The utility model relates to the technical field of mold, specifically be an automatically controlled lid mould.

Background

The injection molding product is a common daily product, and is widely applied to the fields of household products, medical equipment, building materials, sports equipment and the like due to the advantages of light weight, high strength, good durability, strong assembly and the like. In the manufacturing process of injection molding products, plastic materials in a molten state are generally uniformly stirred by a screw extruder at a certain temperature, then injected into an injection mold, molded in a cavity of the injection mold, and cooled and solidified to obtain the molded injection molding products.

Automatically controlled lid also belongs to injection moulding, need use dedicated automatically controlled lid mould among the manufacturing and forming process, however, prior art's automatically controlled lid injection moulding back, its border is tighter with the injection mold adhesion, causes the drawing of patterns difficulty, consequently need push away automatically controlled lid from injection mold through the thimble, and the operation is comparatively loaded down with trivial details complicacy.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an automatically controlled lid mould convenient to drawing of patterns in order to solve foretell problem.

The utility model realizes the above purpose by the following technical proposal, an electric control box cover die comprises an upper die and a lower die which are matched with each other, wherein the upper die comprises an upper die shell and an upper die core arranged inside the upper die shell, the lower die comprises a lower die shell and a lower die core arranged inside the lower die shell, the top of the upper die shell is provided with an injection port, the inside of the upper die shell is provided with a conveying channel communicated with the injection port, the bottom of the lower die shell is provided with a base, the inside of the base is provided with a cavity, the inside of the cavity is provided with a lifting mechanism, the lifting mechanism comprises a lifting plate, the lifting plate is connected with a plurality of thimbles, one end of the thimble far away from the lifting plate sequentially passes through the lower die shell and the lower die core, the top surface of the lifting plate is provided with a plurality of first springs, one end of the first springs is fixed on the, the outer wall of one side of the pushing and lifting plate is provided with a locking hole, the outer wall of the base is provided with a through hole, the through hole is used for being communicated with the locking hole, a locking piece is slidably connected inside the through hole, and the locking piece is used for being inserted into the locking hole to lock the pushing and lifting plate.

By adopting the technical scheme, because the push-up mechanism is arranged, before the die is used, the push-up plate needs to be pressed downwards to ensure that the locking hole on the push-up plate is aligned and communicated with the through hole on the base, at the moment, the locking piece is inserted into the locking hole to realize the locking of the push-up plate, the end part of the ejector pin is lower than the top surface of the lower die core, the first spring is stretched in a tensile way, at the moment, the plastic liquid can be injected through the injection port, the plastic liquid can flow into the space between the upper die core and the lower die core through the conveying channel, the formed electric control box cover is obtained after cooling and solidification, after the electric control box cover is formed, the upper die can be detached from the lower die, then the locking piece is pulled out of the locking hole, so that the locking of the push-up plate is released, at the moment, the first spring is released from the constraint of the pulling force, can contract and recover the original shape, thereby can push away fashioned automatically controlled lid from the lower mould core automatically, demoulding effect is good, and the operation is comparatively convenient simple to production efficiency has been promoted greatly.

As the utility model discloses a further setting, the locking piece includes the inserted bar of sliding connection in the through-hole inside, the inserted bar is located the inside one end of through-hole and is provided with the fixture block, the vertical spout of being used for the gliding spout of fixture block of offering on the internal perisporium of through-hole, the locking groove has been seted up around the internal perisporium round to the locking hole inside, the vertical open slot that is used for the fixture block card to go into of offering on the internal perisporium of locking hole, open slot and locking groove intercommunication.

Through adopting above-mentioned technical scheme, when needs lock thrust and rise the board, can insert the locking downthehole portion with the inserted bar, make the fixture block go into the open slot inside until sliding to open slot and locking groove intercommunication department thereupon, then rotate the inserted bar, make the fixture block carry out the circumference thereupon and rotate and block into the locking inslot portion, then spacing fixed to the fixture block through the locking groove, thereby can firmly lock the inserted bar in the locking downthehole portion, then through the fixed connection of locking hole and inserted bar, can realize the locking to the promotion board, easy operation and fastness are high, and when needs unblock promotion board, only need rotate the inserted bar, make the fixture block carry out the circumference thereupon and rotate and slide to open slot and locking groove intercommunication department, the fixture block can follow the open slot at this moment, thereby can relieve the spacing fixed of locking groove to the fixture block, can relieve the locking to the promotion board, the simple operation is comparatively simple.

As the utility model discloses a further setting, be provided with the second spring on the downthehole diapire of locking, the one end that the downthehole diapire of locking was kept away from to the second spring is connected with the clamp plate, the second spring is used for keeping clamp plate top surface under natural state all the time with locking inslot diapire parallel and level.

Through adopting above-mentioned technical scheme, owing to be provided with the second spring on the downthehole diapire of locking, and the one end of keeping away from the downthehole diapire of locking at the second spring is connected with the clamp plate, the second spring is used for keeping the clamp plate top surface under natural condition all the time with locking inslot diapire parallel and level, then insert the downthehole back of locking at the inserted bar, only need continue to press down the inserted bar and exert pressure to the clamp plate, make the second spring take place compression deformation thereupon, and go into locking inslot portion back when the fixture block card completely, relax the inserted bar, then the second spring can extend and resume prototype this moment, thereby can jack-up the fixture block until supporting locking inslot roof, can firmly fix the fixture block in locking inslot portion, be difficult for taking place to rock, thereby make the locking groove become more firm.

As a further setting of the utility model, the through-hole is inside to be encircleed the fixed slot that the internal perisporium round offered and spout intercommunication.

Through adopting above-mentioned technical scheme, owing to set up the fixed slot with the spout intercommunication around the internal perisporium round in the through-hole inside, then when the locking piece does not use, can outwards slide the inserted bar for the fixture block slides to spout and fixed slot intercommunication department, then rotates the inserted bar, makes inside the fixture block card goes into the fixed slot, and is fixed to the spacing of fixture block through the fixed slot, thereby can carry out spacing fixed to the locking piece, avoids the inserted bar to slide wantonly and causes adverse effect to the normal use of device.

As a further setting of the utility model, the corresponding first spring position of promotion board top surface has all been seted up and has been perforated, it all is provided with the guide arm to correspond the perforation position on the lower mould shell diapire, the guide arm runs through first spring, through-hole in proper order and fixes on cavity diapire.

By adopting the technical scheme, the guide rod is arranged, so that the guide rod can play a role in guiding, and the deviation of the up-and-down movement of the thrust lifting plate is prevented, so that the movement of the thrust lifting plate becomes smoother.

As a further setting of the utility model, the upper die core and the lower die core are made of alloy tool steel.

By adopting the technical scheme, the upper die core and the lower die core are both made of the alloy tool steel, and the alloy tool steel has excellent hardenability, toughness, wear resistance and heat resistance, so that the service life of the upper die core and the lower die core is greatly prolonged on the basis of ensuring the use effect of the upper die core and the lower die core.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses be provided with and push away the mechanism that rises, can realize the locking to the promotion board through the lock piece for the tip of thimble is less than the top surface of lower mold core, and after the shaping of automatically controlled lid, can be with pushing away the unblock of promotion board, then can drive the thimble and rise and expose lower mold core top surface, thereby can push away the fashioned automatically controlled lid from lower mold core automatically, and the drawing of patterns is effectual, and the operation is comparatively convenient simple, thereby has promoted production efficiency greatly.

Drawings

Fig. 1 is a front view of the present invention;

FIG. 2 is a half-sectional view of the present invention;

FIG. 3 is a schematic structural view of the present invention;

fig. 4 is a schematic structural view of a middle upper die of the present invention;

fig. 5 is a partial cross-sectional view of a base of the present invention;

fig. 6 is an enlarged schematic view of a portion a in fig. 5.

Reference numerals: 1. an upper mould shell; 2. an upper mold core; 3. a lower mould shell; 4. a lower mold core; 5. an injection molding port; 6. a delivery channel; 7. a base; 8. a cavity; 9. a thrust plate; 10. a thimble; 11. a first spring; 12. a locking hole; 13. a through hole; 14. inserting a rod; 15. a clamping block; 16. a chute; 17. a locking groove; 18. an open slot; 19. a second spring; 20. pressing a plate; 21. fixing grooves; 22. perforating; 23. a guide rod.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-6, an electrically controlled box cover mold comprises an upper mold and a lower mold which are matched with each other, the upper mold comprises an upper mold shell 1 and an upper mold core 2 arranged inside the upper mold shell 1, the lower mold comprises a lower mold shell 3 and a lower mold core 4 arranged inside the lower mold shell 3, both the upper mold core 2 and the lower mold core 4 need to be made of alloy tool steel, an injection port 5 needs to be arranged at the top of the upper mold shell 1, a conveying channel 6 communicated with the injection port 5 needs to be arranged inside the upper mold shell 1, a base 7 needs to be arranged at the bottom of the lower mold shell 3, a cavity 8 needs to be arranged inside the base 7, a pushing and lifting mechanism needs to be arranged inside the cavity 8, the pushing and lifting mechanism comprises a pushing and lifting plate 9, a plurality of ejector pins 10 need to be connected to the pushing and lifting plate 9, one ends of the ejector pins 10 far away from the pushing and lifting plate 9 sequentially penetrate through the lower mold shell 3, one end of a first spring 11 is fixed on the top surface of a pushing and lifting plate 9, the other end is fixed on the bottom wall of a lower die shell 3, wherein a through hole 22 is required to be arranged on the top surface of the pushing and lifting plate 9 corresponding to the first spring 11, a guide rod 23 is arranged on the bottom wall of the lower die shell 3 corresponding to the through hole 22, the guide rod 23 sequentially penetrates through the first spring 11 and the through hole 13 and is fixed on the bottom wall in the cavity 8, a locking hole 12 is required to be arranged on the outer wall of one side of the pushing and lifting plate 9, a through hole 13 is arranged on the outer wall of a base 7, the through hole 13 has the same aperture as the locking hole 12, the through hole 13 is used for being communicated with the locking hole 12, a locking piece is required to be slidably connected in the through hole 13, the locking piece comprises an insertion rod 14 slidably connected in the through hole 13, a fixture block 15 is required to be arranged at one end of the insertion rod 14 in the through, the fixed slot 21 that communicates with spout 16 is seted up to the inside internal perisporium circle that encircles of through-hole 13 again, need set up locking groove 17 around the internal perisporium circle inside locking hole 12, locking groove 17 is the annular, still need vertically set up the open slot 18 that is used for fixture block 15 card to go into on the internal perisporium of locking hole 12, make open slot 18 and locking groove 17 communicate, wherein, need set up second spring 19 on the diapire in locking hole 12, and keep away from the one end of the interior diapire of locking hole 12 at second spring 19 and connect a clamp plate 20, second spring 19 is used for keeping clamp plate 20 top surface under natural state all the time with locking groove 17 inner bottom wall parallel and level.

Because the pushing and lifting mechanism is arranged, before the mold is used, the pushing and lifting plate 9 needs to be pressed downwards, so that the locking holes 12 on the pushing and lifting plate 9 are aligned and communicated with the through holes 13 on the base 7, at the moment, the locking piece is inserted into the locking holes 12, the locking of the pushing and lifting plate 9 can be realized, the end part of the ejector pin 10 is lower than the top surface of the lower mold core 4, the first spring 11 is stretched in a tensile way, at the moment, the plastic liquid can be injected through the injection port 5, the plastic liquid can flow into the space between the upper mold core 2 and the lower mold core 4 through the conveying channel 6, a formed electric control box cover is obtained after cooling and solidification, after the electric control box cover is formed, the upper mold can be detached from the lower mold, then the locking piece is pulled out of the locking holes 12, so that the locking of the pushing and lifting plate 9 is released from the tensile force constraint, the first spring 11 can contract and restore to the original shape, so as to drive the pushing and lifting plate 9 to, therefore, the formed electric control box cover can be automatically pushed down from the lower die core 4, the demoulding effect is good, the operation is convenient and simple, and the production efficiency is greatly improved, wherein when the thrust lifting plate 9 needs to be locked, the inserting rod 14 can be inserted into the locking hole 12, the clamping block 15 is clamped into the open slot 18 along with the inserting rod until the clamping block slides to the position where the open slot 18 is communicated with the locking slot 17, then the inserting rod 14 is rotated, the clamping block 15 rotates circumferentially and is clamped into the locking slot 17, the clamping block 15 is limited and fixed through the locking slot 17, the inserting rod 14 can be firmly locked in the locking hole 12, the locking of the thrust lifting plate 9 can be realized through the fixed connection of the locking hole 12 and the inserting rod 14, the operation is simple, the firmness is high, when the thrust lifting plate 9 needs to be unlocked, only the inserting rod 14 needs to be rotated, the clamping block 15 rotates circumferentially and slides to the position where the open slot 18 is communicated with the locking slot 17, at the moment, the clamping block 15 can slide out from the open slot 18, so that the limiting and fixing of the locking slot 17 on the clamping block 15 can be released, the locking of the push-up plate 9 can be released, and the operation is convenient and simple.

Because be provided with second spring 19 on the diapire in locking hole 12, and the one end of keeping away from the diapire in locking hole 12 at second spring 19 is connected with clamp plate 20, second spring 19 is used for keeping clamp plate 20 top surface under natural state and bottom wall parallel and level all the time in locking groove 17, then insert the inside back of locking hole 12 at inserted bar 14, only need continue to press inserted bar 14 and exert pressure to clamp plate 20, make second spring 19 take place compression deformation thereupon, and after fixture block 15 blocks into locking groove 17 inside completely, loosen inserted bar 14, second spring 19 can extend and resume former shape this moment, thereby can jack up fixture block 15 until supporting the top wall in locking groove 17, can firmly fix fixture block 15 inside locking groove 17, be difficult for rocking, thereby make locking groove 17 become more firm to the spacing of fixture block 15.

Because the fixed slot 21 that communicates with spout 16 is offered around the internal perisporium round in through-hole 13 inside, then when the locking piece was not used, can outwards slide inserted bar 14 for fixture block 15 slides to spout 16 and fixed slot 21 intercommunication department, then rotate inserted bar 14, make fixture block 15 card go into inside fixed slot 21, through fixed slot 21 to the spacing fixed of fixture block 15, thereby can carry out spacing fixed to the locking piece, avoid inserted bar 14 to slide wantonly and cause adverse effect to the normal use of device.

Due to the arrangement of the guide rod 23, the guide rod 23 can play a role in guiding, so that the deviation of the up-and-down movement of the push-up plate 9 is prevented, and the movement of the push-up plate 9 is smoother.

Because the upper die core 2 and the lower die core 4 are both made of alloy tool steel, the alloy tool steel has excellent hardenability, toughness, wear resistance and heat resistance, thereby greatly prolonging the service life of the upper die core 2 and the lower die core 4 on the basis of ensuring the use effect of the upper die core 2 and the lower die core 4.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention 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.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (6)

1. The utility model provides an automatically controlled lid mould, includes matched with last mould and lower mould, go up the mould and include mould shell (1) and set up at inside last mold core (2) of last mould shell (1), the lower mould includes lower mould shell (3) and sets up at inside lower mold core (4) of lower mould shell (3), it is provided with mouth (5) of moulding plastics to go up mould shell (1) top, go up inside transport passage (6) of seting up and moulding plastics mouth (5) intercommunication of mould shell (1), its characterized in that: the bottom of the lower formwork (3) is provided with a base (7), a cavity (8) is formed in the base (7), a pushing and lifting mechanism is arranged in the cavity (8), the pushing and lifting mechanism comprises a pushing and lifting plate (9), the pushing and lifting plate (9) is connected with a plurality of ejector pins (10), one ends of the ejector pins (10) far away from the pushing and lifting plate (9) sequentially penetrate through the lower formwork (3) and the lower mold core (4), the top surface of the pushing and lifting plate (9) is provided with a plurality of first springs (11), one ends of the first springs (11) are fixed on the top surface of the pushing and lifting plate (9), the other ends of the first springs are fixed on the bottom wall of the lower formwork (3), the outer wall of one side of the pushing and lifting plate (9) is provided with locking holes (12), the outer wall of the base (7) is provided with through holes (13), the through holes (13) are communicated with the locking holes (12), the locking piece is used for being inserted into the locking hole (12) to lock the lifting plate (9).

2. An electrically controlled lid mold according to claim 1, wherein: the locking piece includes inserted bar (14) of sliding connection inside through-hole (13), inserted bar (14) are located the inside one end of through-hole (13) and are provided with fixture block (15), vertical offering is used for gliding spout (16) of fixture block (15) on the internal perisporium of through-hole (13), locking groove (17) have been seted up around the internal perisporium round in locking hole (12) inside, vertical offering is used for open slot (18) that fixture block (15) card was gone into on locking hole (12) internal perisporium, open slot (18) and locking groove (17) intercommunication.

3. An electrically controlled lid mould according to claim 2, wherein: be provided with second spring (19) on the diapire in locking hole (12), the one end that diapire was kept away from in locking hole (12) in second spring (19) is connected with clamp plate (20), second spring (19) are used for keeping clamp plate (20) top surface under natural condition all the time with locking groove (17) bottom wall parallel and level.

4. An electrically controlled lid mould according to claim 2, wherein: the through hole (13) is internally provided with a fixing groove (21) communicated with the sliding groove (16) in a circle around the inner peripheral wall.

5. An electrically controlled lid mold according to claim 1, wherein: the top surface of the pushing and lifting plate (9) is provided with a through hole (22) corresponding to the position of the first spring (11), the bottom wall of the lower die shell (3) is provided with a guide rod (23) corresponding to the position of the through hole (22), and the guide rod (23) sequentially penetrates through the first spring (11) and the through hole (13) and is fixed on the bottom wall in the cavity (8).

6. An electrically controlled lid mold according to claim 1, wherein: the upper mold core (2) and the lower mold core (4) are both made of alloy tool steel.

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