CN218256544U

CN218256544U - Demoulding mechanism for rubber elastic ball after forming

Info

Publication number: CN218256544U
Application number: CN202221248584.0U
Authority: CN
Inventors: 陈超; 高广林; 叶宏伟
Original assignee: Zhejiang Baolian Plastic Co ltd
Current assignee: Zhejiang Baolian Plastic Co ltd
Priority date: 2022-05-24
Filing date: 2022-05-24
Publication date: 2023-01-10
Anticipated expiration: 2032-05-24

Abstract

The utility model belongs to the technical field of injection mold, and a demoulding mechanism after shaping of rubber bounce ball is disclosed, including bottom plate, last mould, bed die, the top fixed mounting of bottom plate rear end has the motor, the top fixedly connected with dwang of motor, the equal fixedly connected with gag lever post in top at both ends about the bottom plate, the middle part fixed mounting at bottom plate top has the backing plate, the equal fixedly connected with spring in top at both ends about the backing plate. The utility model discloses a flourishing fishplate bar, ejector pin and mosaic plate isotructure cooperation are in order to realize the effectual advantage of drawing of patterns, and the restart motor work drives the dwang and rotates to mould slowly rises in the control, then the roof on both sides just can slowly rise, then the spring that has elasticity just can upwards promote flourishing fishplate bar and rise, thereby makes the ejector pin push up the mosaic plate and rise, thereby with the ejecting drawing of patterns of the rubber elasticity ball of mould intracavity, like this alright reach the effectual purpose of drawing of patterns.

Description

Demoulding mechanism for formed rubber elastic ball

Technical Field

The utility model belongs to the technical field of injection mold, specifically a demoulding mechanism after shaping of rubber bounce ball.

Background

The rubber elastic ball is a ball body made of rubber materials, the rubber elastic ball has elasticity, the rubber solution is injected into a die cavity of a die, the rubber elastic ball is formed after the rubber solution is cooled and formed, and the formed rubber elastic ball is ejected out by matching with a demoulding mechanism, so that a finished product is obtained.

The demoulding mechanism after the existing rubber elastic ball is formed is complex in structure which is mostly designed, and needs to be driven by a hydraulic cylinder or a motor, so that the use cost is greatly increased, and the fault is easy to occur, and the production efficiency is not stable.

SUMMERY OF THE UTILITY MODEL

The utility model aims at the above problem, the utility model provides a demoulding mechanism after the shaping of rubber bounce ball has the effectual and convenient clear advantage of drawing of patterns.

In order to achieve the above purpose, the utility model provides a following technical scheme: a demoulding mechanism for a rubber elastic ball after forming comprises a bottom plate, an upper mould and a lower mould, wherein a motor is fixedly installed at the top of the rear end of the bottom plate, a rotating rod is fixedly connected to the top of the motor, limiting rods are fixedly connected to the tops of the left end and the right end of the bottom plate, a backing plate is fixedly installed in the middle of the top of the bottom plate, springs are fixedly connected to the tops of the left end and the right end of the backing plate, a containing plate is fixedly connected to the tops of the springs, connecting plates are fixedly connected to the left side and the right side of the containing plate, ejector rods are fixedly connected to the tops of the front end and the rear end of the containing plate, an inlaying plate is fixedly connected to the tops of the ejector rods, a lower mould cavity is arranged at the upper end of the lower mould, inlaying grooves are formed in the bottom of the inner part of the lower mould cavity, through holes are formed in the bottom of the lower mould, a top plate is fixedly connected to the bottoms of the left end and the right end of the upper mould, the motor can be started to work to drive the rotating rod to rotate firstly, because of the existence of threads and the limit of the upper die by the limiting rods at two sides, the upper die can slowly descend and is tightly attached to the top of the lower die, in the process, the top plates at two sides can pass through the rectangular opening and move downwards against the connecting plates at two sides, so that the overall height of the containing plate is reduced, the containing plate downwards compresses the spring to enable the spring to have elasticity, meanwhile, the ejector rod can pull the mosaic plate to descend and enable the mosaic plate to be embedded in the mosaic groove, then, the rubber solution can be injected into the die cavity through the injection pipe, after the rubber elastic ball is cooled and formed, the motor is started to work to drive the rotating rod to rotate, so that the upper die is controlled to slowly ascend, the top plates at two sides can slowly ascend, the spring with elasticity can upwards push the containing plate to ascend, so that the ejector rod pushes the mosaic plate to ascend, and the rubber elastic ball in the die cavity is ejected out of the die, simple structure reduces the fault rate.

As the utility model discloses an optimal technical scheme, the arc mouth has been seted up at the middle part at splendid attire fishplate bar top, the recycling bin has been placed at the middle part at backing plate top, the top of going up the mould is provided with the pipe of moulding plastics, after the mosaic plate with the ejecting drawing of patterns of rubber elasticity ball, there is the clearance between ejector pin and the opening, and available brush sweeps out the residue of die cavity inside through the opening to fall to splendid attire fishplate bar top, sweep into the arc mouth with the residue that splendid attire fishplate bar top was long-pending again, inside it can fall into the recycling bin of below through the mouth that drops, accomplished cleaning work, simple structure, convenient to use.

As an optimal technical scheme of the utility model, circular mouth has been seted up at the middle part of going up the mould rear end, all be carved with the screw thread on the surface of dwang and the inner wall of circular mouth, because the existence of screw thread, when the dwang rotated, going up the roof that the mould can drive both sides and slowly carrying out elevating movement facilitates the use.

As a preferred technical scheme of the utility model, the movable mouth has all been seted up at the middle part at both ends about going up the mould, the gag lever post fixed connection at both ends about the bed die with, the existence of movable mouth can be so that going up the mould can be stable carry out elevating movement, gives a stable spacing effect of last mould again simultaneously.

As a preferred technical scheme of the utility model, the through hole is communicated with the embedding groove and the lower die cavity, rectangular openings penetrate through the middle parts of the left end and the right end of the lower die, the connecting plate is positioned under the rectangular openings, and the top plates at the two sides can penetrate through the rectangular openings and move downwards against the connecting plates at the two sides, so that the overall height of the containing plate is reduced; the residue inside the lower die cavity can drop through the embedding groove and the gap between the through opening and the ejector rod, and the cleaning work inside the die cavity is achieved.

As the utility model discloses a preferred technical scheme, the middle part of curved opening is provided with the mouth that drops, the recycling bin is located the mouth that drops under, and usable brush sweeps out the inside residue of die cavity through the opening to fall to flourishing fishplate bar top, sweep into the curved opening with the residue that flourishing fishplate bar top was long-pending again, it can fall into inside the recycling bin of below through the mouth that drops.

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

the utility model discloses a flourishing fishplate bar, ejector pin and mosaic plate isotructure cooperation are in order to realize the effectual advantage of drawing of patterns, but the first starter motor work drives the dwang and rotates, because threaded existence and last mould receive the spacing of both sides gag lever post, then it can slowly descend and hug closely with the top of bed die to go up the mould, in-process, the roof on both sides can pass the rectangle mouth and move down to support the connecting plate on both sides, thereby make flourishing fishplate bar whole height descend, flourishing fishplate bar then downward compression spring makes it have elasticity, simultaneously the ejector pin can stimulate the mosaic plate descend and make it inlay and inlay inside inlaying the inslot, alright after that can be through injection molding pipe department to the inside rubber solution of moulding plastics of die cavity, treat rubber elastic ball cooling shaping back, restart motor work drives the dwang and rotates, thereby the control is slowly risen to go up the mould, then the roof on both sides just can slowly rise, then the spring that has elasticity just can upwards promote the fishplate and rise, thereby make the ejector pin rise to push up the mosaic plate, thereby with the ejecting rubber elastic ball of moulding of the intracavity, thereby simple structure, the drawing of patterns is ejecting, the low order to reach the effectual purpose.

The utility model discloses an opening, inlay the cooperation of groove and arc mouth isotructure in order to realize convenient clear advantage, after the mosaic plate with the ejecting drawing of patterns of rubber bounce ball, there is the clearance between ejector pin and the opening, available brush sweeps out the residue of die cavity inside through the opening, and drop to the splendid attire flitch top, sweep into the arc mouth with the residue that splendid attire fishplate bar top is long-pending again, it can fall into inside the recycling bin of below through the mouth that drops, accomplish cleaning work, moreover, the steam generator is simple in structure, high durability and convenient use, thus alright in order to reach convenient clear purpose.

Drawings

FIG. 1 is a schematic view of the whole structure of the present invention;

FIG. 2 is a schematic view of the cross-sectional structure of the lower mold cavity of the present invention;

FIG. 3 is an enlarged view of a portion A of FIG. 2 according to the present invention;

FIG. 4 is a schematic view of the present invention during demolding;

FIG. 5 is a schematic view of the position of the embedding groove of the present invention;

fig. 6 is the top structure schematic diagram of the receiving plate of the present invention.

In the figure: 1. a base plate; 2. a motor; 3. rotating the rod; 4. an upper die; 5. a lower die; 6. a limiting rod; 7. injection molding a tube; 8. a top plate; 9. a receiving plate; 10. a top rod; 11. a base plate; 12. a spring; 13. a recycling bin; 14. a connecting plate; 15. a lower die cavity; 16. inlaying a plate; 17. a port; 18. embedding a groove; 19. an arc-shaped opening.

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.

As shown in figures 1 to 6, the utility model provides a demoulding mechanism after forming of rubber elastic balls, which comprises a bottom plate 1, an upper mould 4 and a lower mould 5, wherein a motor 2 is fixedly arranged at the top of the rear end of the bottom plate 1, a rotating rod 3 is fixedly connected with the top of the motor 2, limiting rods 6 are fixedly connected with the top of the left end and the top of the right end of the bottom plate 1, a backing plate 11 is fixedly arranged at the middle part of the top of the bottom plate 1, springs 12 are fixedly connected with the top of the left end and the top of the right end of the backing plate 11, a containing plate 9 is fixedly connected with the top of the springs 12, connecting plates 14 are fixedly connected with the left side and the right side of the containing plate 9, ejector rods 10 are fixedly connected with the top of the front end and the top of the rear end of the containing plate 9, an embedded plate 16 is fixedly connected with the top of the ejector rods 10, a lower mould cavity 15 is arranged at the upper end of the lower mould 5, an embedded groove 18 is arranged at the bottom inside of the lower mould cavity 15, a through hole 17 is arranged at the bottom of the lower mould 5, the bottoms of the left end and the right end of the upper die 4 are fixedly connected with top plates 8, the motor 2 can be started to work to drive the rotating rod 3 to rotate, the upper die 4 can slowly descend and cling to the top of the lower die 5 due to the existence of threads and the limitation of the upper die 4 by the limiting rods 6 at the two sides, the top plates 8 at the two sides can penetrate through the rectangular opening and move downwards against the connecting plates 14 at the two sides in the process, so that the overall height of the containing plate 9 is reduced, the containing plate 9 downwards compresses the spring 12 to enable the spring to have elasticity, meanwhile, the ejector rod 10 can pull the embedding plate 16 to descend and enable the embedding plate to be embedded in the embedding groove 18, then rubber solution can be injected into the die cavity through the injection pipe 7, after the rubber elastic ball is cooled and formed, the motor 2 is started to work to drive the rotating rod 3 to rotate, so that the upper die 4 is controlled to slowly ascend, and the top plates 8 at the two sides can slowly ascend, the spring 12 with elasticity pushes the containing plate 9 upwards to rise, so that the ejector rod 10 pushes against the embedded plate 16 to rise, and the rubber elastic ball in the die cavity is ejected out of the die cavity, the structure is simple, and the failure rate is reduced.

Wherein, connect the middle part at board 9 top greatly and seted up arc mouth 19, recycling bin 13 has been placed at the middle part at backing plate 11 top, the top of going up mould 4 is provided with injection molding pipe 7, after the panel 16 is with the ejecting drawing of patterns of rubber bouncing ball, there is the clearance between ejector pin 10 and the opening 17, available brush sweeps out the residue of die cavity inside through opening 17, and drop to connect board 9 top greatly, sweep into arc mouth 19 with the residue that connects board 9 top greatly again, it can fall into inside recycling bin 13 of below through the mouth that drops, accomplish cleaning work, moreover, the steam generator is simple in structure, high durability and convenient use.

Wherein, going up the middle part of mould 4 rear end and having seted up circular mouthful, all being carved with the screw thread on the surface of dwang 3 and the inner wall of circular mouthful, because the existence of screw thread, when dwang 3 rotated, going up mould 4 and can driving roof 8 on both sides and slowly carrying out elevating movement, facilitate the use.

Wherein, the movable opening has all been seted up at the middle part at both ends about last mould 4, and lower mould 5 and the gag lever post 6 fixed connection of controlling both ends, the existence of movable opening can be so that going up mould 4 can be stable carry out elevating movement, give 4 stable spacing effects of last mould simultaneously again.

The through hole 17 is communicated with the embedding groove 18 and the lower die cavity 15, rectangular openings penetrate through the middle parts of the left end and the right end of the lower die 5, the connecting plates 14 are located right below the rectangular openings, and the top plates 8 on the two sides can penetrate through the rectangular openings and abut against the connecting plates 14 on the two sides to move downwards, so that the overall height of the containing plate 9 is reduced; the residue in the lower die cavity 15 can fall through the embedding groove 18 and the gap between the through hole 17 and the ejector rod 10, and the cleaning work in the die cavity is realized.

Wherein, arc mouth 19's middle part is provided with the mouth that drops, and recycling bin 13 is located the mouth that drops under, and available brush sweeps out the inside residue of die cavity through opening 17 to drop to connecing 9 tops greatly, sweep into arc mouth 19 with the long-pending residue that falls in splendid attire fishplate bar 9 tops again, it can drop into inside recycling bin 13 of below through the mouth that drops.

The utility model discloses a theory of operation and use flow:

firstly, the motor 2 can be started to work to drive the rotating rod 3 to rotate, due to the existence of threads and the limitation of the upper die 4 by the limiting rods 6 at two sides, the upper die 4 can slowly descend and is tightly attached to the top of the lower die 5, in the process, the top plates 8 at two sides can penetrate through the rectangular opening and downwards move against the connecting plates 14 at two sides, so that the overall height of the containing and connecting plate 9 is reduced, the containing and connecting plate 9 downwards compresses the spring 12 to enable the spring to have elasticity, and meanwhile, the ejector rod 10 can pull the embedding plate 16 to descend and enable the embedding plate to be embedded into the embedding groove 18;

then, injecting a rubber solution into the mold cavity through the injection molding pipe 7;

after the rubber elastic ball is cooled and molded, the motor 2 is started to work to drive the rotating rod 3 to rotate, so that the upper die 4 is controlled to slowly rise, the top plates 8 on the two sides slowly rise, the spring 12 with elasticity upwards pushes the containing plate 9 to rise, the ejector rod 10 pushes the embedded plate 16 to rise, and the rubber elastic ball in the die cavity is ejected out and demoulded;

there is the clearance this moment between ejector pin 10 and the opening 17, and available brush sweeps out the inside residue of die cavity through opening 17 to drop to flourishing fishplate bar 9 top, sweep into arc mouth 19 with the residue that flourishing fishplate bar 9 top was long-pending again, it can fall into inside the recycling bin 13 of below through the mouth that drops, accomplishes cleaning work.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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

Claims

1. The utility model provides a demoulding mechanism after shaping of rubber bounce ball, includes bottom plate (1), mould (4), bed die (5), its characterized in that: the top fixed mounting of bottom plate (1) rear end has motor (2), top fixedly connected with dwang (3) of motor (2), the equal fixedly connected with gag lever post (6) in top at both ends about bottom plate (1), the middle part fixed mounting at bottom plate (1) top has backing plate (11), the equal fixedly connected with spring (12) in top at both ends about backing plate (11), the top fixedly connected with fishplate bar (9) of spring (12), the equal fixedly connected with connecting plate (14) in left and right sides of fishplate bar (9), the equal fixedly connected with ejector pin (10) in top of the top of fishplate bar (9) front end and rear end, the top fixedly connected with mosaic plate (16) of ejector pin (10), the upper end of bed die (5) is provided with die cavity (15) down, inlay groove (18) have been seted up to the inside bottom of die cavity (15) down, the bottom of bed die (5) is provided with opening (17), the equal fixedly connected with roof (8) in bottom at both ends about upper die (4).

2. The post-molding demolding mechanism for the rubber elastic ball according to claim 1, characterized in that: arc-shaped openings (19) are formed in the middle of the top of the containing plate (9), a recycling bin (13) is placed in the middle of the top of the backing plate (11), and an injection molding pipe (7) is arranged at the top of the upper mold (4).

3. The post-molding demolding mechanism for the rubber elastic ball according to claim 1, characterized in that: circular mouth has been seted up at the middle part of going up mould (4) rear end, all be carved with the screw thread on the surface of dwang (3) and the inner wall of circular mouth.

4. The post-molding release mechanism for a rubber elastic ball according to claim 1, characterized in that: the middle parts of the left end and the right end of the upper die (4) are provided with movable openings, and the lower die (5) is fixedly connected with the limiting rods (6) at the left end and the right end.

5. The post-molding release mechanism for a rubber elastic ball according to claim 1, characterized in that: opening (17) are linked together with inlaying groove (18), lower die cavity (15), the middle part at both ends all runs through there is the rectangle mouth about lower mould (5), connecting plate (14) are located the rectangle mouth under.

6. The post-molding release mechanism for a rubber elastic ball according to claim 2, characterized in that: the middle part of the arc-shaped opening (19) is provided with a falling opening, and the recycling bin (13) is positioned under the falling opening.