CN217968218U

CN217968218U - Wireless charger bottom plate injection mold ejection mechanism

Info

Publication number: CN217968218U
Application number: CN202222202625.9U
Authority: CN
Inventors: 余永波; 林宏宇
Original assignee: Ningbo Jiayi Mould Technology R&d Co ltd
Current assignee: Ningbo Jiayi Mould Technology R&d Co ltd
Priority date: 2022-08-22
Filing date: 2022-08-22
Publication date: 2022-12-06
Anticipated expiration: 2032-08-22

Abstract

The utility model provides a wireless charger bottom plate injection mold ejection mechanism belongs to the technical field of moulding plastics, this wireless charger bottom plate injection mold ejection mechanism, the on-line screen storage device comprises a base, fixed surface installs down the module on the base, module top movable mounting has last module down, the inside fixed mounting of base has ejecting subassembly, to wireless charger bottom plate in the preparation of moulding plastics, ejecting subassembly can be to specific conditions such as goods material, goods wall thickness and the position of receiving cooling adjust the opportunity that breaks away from the grinding apparatus with the goods surface of membrane core contact to overall structure and integrality when guaranteeing the ejecting grinding apparatus of goods, when disposable ejecting goods can not appear, appear goods and membrane core adhesion and lead to the condition that the structure warp or damaged, improved stability and efficiency when moulding plastics the preparation to wireless charger bottom plate.

Description

Wireless charger bottom plate injection mold ejection mechanism

Technical Field

The utility model relates to a field of moulding plastics particularly, relates to a wireless charger bottom plate injection mold ejection mechanism.

Background

Injection molding is a method for producing and molding industrial products, and the products generally use rubber injection molding and plastic injection molding, and the injection molding can also be divided into injection molding method and die casting method, an injection molding machine (injection machine or injection molding machine for short) is the main molding equipment for making thermoplastic plastics or thermosetting materials into plastic products with various shapes by using a plastic molding die, and the injection molding is realized by the injection molding machine and the die, so the application number is that: CN202021704651.6 discloses an injection molding machine ejection mechanism, involves the injection molding machine field, including the injection molding machine body, be equipped with the chamber of moulding plastics on the injection molding machine body, install the liftout plate in the chamber of moulding plastics, fixed mounting has push motor on the bottom side inner wall of chamber of moulding plastics, installs the catch bar on the push motor, and the top of catch bar contacts with the bottom side of liftout plate, seted up L die cavity on the injection molding machine body, the rotatory tooth that rotates of L die cavity is installed. The utility model discloses in, the staff steps on with the foot and presses and step on the clamp plate, will drive the connecting rod downstream, and the connecting rod downstream drives the initiative pole downstream, under the effect of two racks and a rotation tooth, can drive the driven lever rebound to drive reserve kicking block rebound, reserve kicking block rebound will drive the kicking plate rebound, thereby it is ejecting to be convenient for with the product after the injection moulding, can effectively avoid the problem of the ejecting product of being not convenient for because of emergency.

However, the above scheme still has certain defects, and the inventor finds that the scheme adopts a design of ejecting the product out of the injection molding chamber at one time, but the separation degree of the whole surface of the product and the inner wall of the grinding tool is different due to factors such as product materials, product wall thickness, cooled parts and the like during actual injection molding production, the product is difficult to fall off near the mold core part, and the product structure may be deformed and damaged due to one-time ejection, so that the production efficiency and stability are reduced.

How to invent a wireless charger bottom plate injection mold ejection mechanism to improve the problems becomes a problem to be solved urgently by the technical personnel in the field.

SUMMERY OF THE UTILITY MODEL

In order to compensate for above not enough, the utility model provides a wireless charger bottom plate injection mold ejection mechanism aims at improving the design that adopts the once only ejecting chamber of moulding plastics of goods, nevertheless can be because of the goods material during the production preparation of actually moulding plastics, the goods wall thickness with receive factor influences such as cooling position, lead to goods bulk surface and grinding apparatus inner wall degree of separation different, be close to the difficult condition such as the mold core part and drop, once only ejecting goods can lead to the goods structure to appear warping, damage to the problem of production efficiency and stability has been reduced.

The utility model discloses a realize like this: the utility model provides a wireless charger bottom plate injection mold ejection mechanism, includes the base, fixed surface installs down the module on the base, module top movable mounting has last module down, the inside fixed mounting of base has ejecting subassembly, module top surface is provided with the die cavity down, die cavity inner wall bottom is provided with the mold core, mold core top surface is provided with a plurality of time delay ejector pin slide opening, every time delay ejector pin slide opening runs through module down and has time delay ejector pin, every in inside slidable mounting the one end of time delay ejector pin extends the module bottom down by time delay ejector pin slide opening die cavity bottom inner wall is provided with four evenly distributed's directional hole, every the directional hole runs through module down, the inside slidable mounting of die cavity has the roof, the roof size shape is the unanimous precision laminating die cavity inner wall with die cavity bottom inner wall, the roof surface is provided with the through-hole unanimous with the mould core size shape and makes the roof can closely laminate the cover and establish on the mold core.

The utility model discloses an among the preferred technical scheme, the base includes the bottom plate, bottom plate upper surface both ends fixed mounting has the supporting shoe, and every supporting shoe fixed mounting is in the both ends on module bottom surface down, the bottom plate upper surface is located fixed mounting between the supporting shoe of both sides and has ejecting subassembly.

The utility model discloses an among the preferred technical scheme, ejecting subassembly includes two telescopic cylinder, every telescopic cylinder fixed mounting is in the both sides of bottom plate upper surface, every telescopic cylinder piston rod's one end fixed mounting is on the one end surface of tooth piece.

The utility model discloses an among the preferred technical scheme, every the tooth piece is connected with top gear engagement, every the fixed cover of gear is established in the one end of pivot, every the pivot is rotated and is installed in the backup pad.

The utility model discloses an among the preferred technical scheme, every fixed mounting has the one end of a lifter in the pivot, every the other end of a lifter rotates the one end of installing No. two lifters, every the other end of No. two lifters rotates and installs in a side surface of installation piece.

The utility model discloses an among the preferred technical scheme, every installation piece fixed mounting is in the bottom surface both sides of lifter plate, fixed surface installs the one end of four evenly distributed's ejector pin on the lifter plate, every the other end of ejector pin extends to the inside fixed mounting of die cavity in roof bottom surface by directional hole.

The utility model discloses an among the preferred technical scheme, lifter plate upper surface one side is located and is provided with inclined plane time delay kicking block between the ejector pin of one side, inclined plane time delay kicking block bottom surface fits in lifter plate top surface, one side fixed mounting has the one end of No. two telescopic cylinder piston rods on the surface of inclined plane time delay kicking block, no. two telescopic cylinder fixed mounting are in lifter plate upper surface one side.

The beneficial effects of the utility model are that: the utility model discloses a wireless charger bottom plate injection mold ejection mechanism that above-mentioned design obtained, during the use, the completion is to wireless charger bottom plate injection moulding cooling back, because telescopic cylinder of bottom plate top fixed surface installation, telescopic cylinder piston rod one end fixed mounting is in the surface of tooth piece one end No. one. The bottom surface of the tooth block is attached to the top surface of the bottom plate, so that the first telescopic cylinder can drive the tooth block to slide back and forth on the surface of the bottom plate, the tooth block is meshed with the upper gear, the gear is fixedly sleeved at one end of the rotating shaft, the rotating shaft is rotatably arranged in the supporting plate, so that the sliding of the tooth block can drive the rotating shaft to rotate in the supporting plate, one end of a first lifting rod is fixedly arranged on the rotating shaft, so that the first lifting rod is driven to rotate relative to the bottom plate, the other end of the first lifting rod is rotatably arranged at one end of a second lifting rod, the other end of the second lifting rod is rotatably arranged on one side surface of the mounting block, the mounting block is fixedly arranged on the bottom surface of the lifting plate, so that when the first lifting rod rotates upwards, one end of the second lifting rod can generate upward displacement, and the mounting block rotatably arranged at the other end of the second lifting rod is driven to synchronously move upwards, thereby the lifting plate is enabled to carry out the ascending motion, one end of the mandril is fixedly arranged on the surface of the top of the lifting plate, the other end of the mandril extends to the inside of the die cavity through the directional hole and is fixedly arranged on the surface of the bottom of the top plate, when the lifting plate ascends, the top plate which is slidably arranged in the die cavity can be jacked up by the mandril, so that the bottom plate of the wireless charger in the die cavity can be lifted up, when the lifting plate ascends, a piston rod of a second telescopic cylinder which is fixedly arranged on one side of the upper surface of the lifting plate is fixedly arranged on one side surface of the inclined plane time delay jacking block, the bottom surface of the inclined plane time delay jacking block is attached to the surface of the top of the lifting plate, the second telescopic cylinder can drive the inclined plane time delay jacking block to slide on the upper surface of the lifting plate, and the time delay jacking block penetrates through the lower module due to the time delay jacking rod sliding hole which is arranged on the surface of the die core, and the time delay jacking rod is slidably arranged in the time delay jacking hole, one end of the delay ejector rod extends to the outer side of the bottom of the lower module through the delay ejector rod sliding hole, when the lifting plate drives the inclined plane delay ejector block to ascend, the inclined plane delay ejector block also slides towards one side on the surface of the lifting plate at the same time, so that the inclined plane of the inclined plane delay ejector block is gradually contacted with one end of the delay ejector rod, one end of the delay ejector rod gradually ascends along the inclined plane of the inclined plane delay ejector block, and when the lifting plate drives the top plate to ascend, the sliding speed of the inclined plane delay ejector block is driven by adjusting the second telescopic cylinder, so that the time for driving the delay ejector rod to ascend by the inclined plane delay ejector block is changed, the time for separating the surface of a product contacted with the mold core from the mold is adjusted according to specific conditions such as a product material, the thickness of the product, the integrity and the condition that the structure is deformed or damaged due to the adhesion of the product and the mold core when the product is ejected out of the mold is avoided, and the stability and efficiency of injection molding and manufacturing of the wireless charger bottom plate are improved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic perspective view of the overall structure provided by the embodiment of the present invention;

fig. 2 is a schematic perspective view of the overall structure of the base provided in the embodiment of the present invention;

fig. 3 is a schematic perspective view of the overall structure of the ejection assembly according to the embodiment of the present invention;

fig. 4 is a schematic perspective view of the overall section structure of the lower module according to the embodiment of the present invention;

fig. 5 is a schematic perspective view of the whole cross-sectional structure of the lower module connected to the ejecting assembly according to the embodiment of the present invention.

In the figure: 1-a base; 2-lower module; 3-upper module; 101-a base plate; 102-a support block; 103-an ejection assembly; 301-a telescopic cylinder; 302-a toothed block; 303-gear wheel; 304-a rotating shaft; 305-a support plate; 306-a first lifting rod; 307-second lifting rod; 308-a mounting block; 309-a lifting plate; 310-a top rod; 311-inclined plane time delay top block; 312-second telescopic cylinder; 201-a mold cavity; 202-a mold core; 203-delay mandril slide hole; 204-delay mandril; 205-a directional hole; 206-top plate.

Detailed Description

To make the purpose, technical solutions and advantages of the embodiments of the present invention clearer, the attached drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention, and obviously, the described embodiments are part of the 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.

Examples

Referring to fig. 1 and fig. 2, the present invention provides a technical solution: the utility model provides a wireless charger bottom plate injection mold ejection mechanism, includes base 1, and fixed surface installs module 2 down on the base 1, and module 3 is gone up to 2 top movable mounting of lower module, and the inside fixed mounting of base 1 has ejection assembly 103.

Referring to fig. 2, the base 1 includes a bottom plate 101, supporting blocks 102 are fixedly mounted at two ends of the upper surface of the bottom plate 101, each supporting block 102 is fixedly mounted at two ends of the bottom surface of the lower module 2, and an ejection assembly 103 is fixedly mounted between the supporting blocks 102 on two sides of the upper surface of the bottom plate 101.

Referring to fig. 3 and 5, the ejection assembly 103 includes two first telescopic cylinders 301, each first telescopic cylinder 301 is fixedly mounted on two sides of the upper surface of the bottom plate 101, one end of a piston rod of each first telescopic cylinder 301 is fixedly mounted on one end surface of a tooth block 302, each tooth block 302 is meshed with a gear 303 above, each gear 303 is fixedly sleeved on one end of a rotating shaft 304, each rotating shaft 304 is rotatably mounted in a supporting plate 305, one end of a first lifting rod 306 is fixedly mounted on each rotating shaft 304, the other end of each first lifting rod 306 is rotatably mounted on one end of a second lifting rod 307, the other end of each second lifting rod 307 is rotatably mounted on one side surface of a mounting block 308, each mounting block 308 is fixedly mounted on two sides of the bottom surface of the lifting plate 309, one end of four uniformly distributed ejector rods 310 are fixedly mounted on the upper surface of the lifting plate 309, the other end of each ejector rod 310 extends from an orientation hole 205 to the inside of the mold cavity 201 and is fixedly mounted on the bottom surface of the top plate 206, one side of the upper surface of the lifting plate 309 is provided with a delay ejector block 311 located between the ejector rods 310, the bottom surface of the delay ejector block 311 is attached to the inclined surface of the lifting plate 309, the inclined surface of the inclined plane 312, one end of the telescopic cylinder 312 is mounted on the inclined surface of the lifting rod 312, the inclined plane of the telescopic cylinder 312, and mounted on one side of the telescopic cylinder 309.

Referring to fig. 4 and 5, a mold cavity 201 is arranged on the top surface of the lower mold block 2, a mold core 202 is arranged at the bottom of the inner wall of the mold cavity 201, a plurality of delay ejector rod slide holes 203 are arranged on the top surface of the mold core 202, each delay ejector rod slide hole 203 penetrates through the lower mold block 2 and is internally provided with a delay ejector rod 204 in a sliding manner, one end of each delay ejector rod 204 extends out of the inner wall of the bottom of the mold cavity 201 of the lower mold block 2 from the delay ejector rod slide hole 203 and is provided with four uniformly distributed directional holes 205, each directional hole 205 penetrates through the lower mold block 2, a top plate 206 is internally provided in the mold cavity 201 in a sliding manner, the size and shape of the top plate 206 are consistent with those of the inner wall of the bottom of the mold cavity 201, and the surface of the top plate 206 is provided with through holes consistent with those of the mold core 202, so that the top plate 206 can be tightly fitted and sleeved on the mold core 202.

The working principle is as follows: after the injection molding and cooling of the bottom plate of the wireless charger are completed, the first telescopic cylinder 301 is fixedly installed on the top surface of the bottom plate 101, and one end of a piston rod of the first telescopic cylinder 301 is fixedly installed on the surface of one end of the tooth block 302. The bottom surface of the tooth block 302 is attached to the top surface of the bottom plate 101, so that the first telescopic cylinder 301 can drive the tooth block 302 to slide back and forth on the surface of the bottom plate 101, the tooth block 302 is meshed with the upper gear 303, the gear 303 is fixedly sleeved at one end of the rotating shaft 304, the rotating shaft 304 is rotatably installed in the supporting plate 305, so that the sliding of the tooth block 302 can drive the rotating shaft 304 to rotate in the supporting plate 305, one end of the first lifting rod 306 is fixedly installed on the rotating shaft 304, so that the first lifting rod 306 is driven to rotate relative to the bottom plate 101, the other end of the first lifting rod 306 is rotatably installed at one end of the second lifting rod 307, the other end of the second lifting rod 307 is rotatably installed on one side surface of the installation block 308, the installation block 308 is fixedly installed on the bottom surface of the lifting plate 309, so that when the first lifting rod 306 rotates upwards, one end of the second lifting rod 307 displaces upwards, the installation block 308 rotatably installed with the other end of the second lifting rod 307 is driven to move upwards synchronously, so that the lifting plate 309 moves upwards, the top surface of the lifting plate 309 is fixedly installed with one end of the top rod 310, the other end of the top rod 310 extends to the inside of the mold cavity 201 through the directional hole 205 and is fixedly installed on the bottom surface of the top plate 206, so that when the lifting plate 309 moves upwards, the top plate 206 slidably installed inside the mold cavity 201 is jacked up by the top rod 310, so that the wireless charger bottom plate inside the mold cavity 201 is lifted up, when the lifting plate 309 moves upwards, the piston rod of the second telescopic cylinder 312 fixedly installed on one side of the upper surface of the lifting plate 309 is fixedly installed on one side surface of the inclined delay jacking block 311, and the bottom surface of the inclined delay jacking block 311 is attached to the top surface of the lifting plate 309, so that the second telescopic cylinder 312 can drive the inclined delay jacking block 311 to slide on the upper surface of the lifting plate 309, and because the surface of the mold core 202 is provided with the delay ejector rod slide hole 203, the delay ejector rod slide hole 203 penetrates through the lower module 2, the delay ejector rod 204 is slidably mounted in the delay ejector rod slide hole 203, and one end of the delay ejector rod 204 extends to the outer side of the bottom of the lower module 2 through the delay ejector rod slide hole 203, when the lifting plate 309 drives the inclined plane delay ejector block 311 to ascend, the inclined plane delay ejector block 311 also slides to one side on the surface of the lifting plate 309 at the same time, so that the inclined plane of the inclined plane delay ejector block 311 gradually contacts one end of the delay ejector rod 204, one end of the delay ejector rod 204 gradually ascends along the inclined plane of the inclined plane delay ejector block 311, and when the lifting plate 309 drives the top plate 206 to ascend, the sliding speed of the inclined plane delay ejector block 311 can be driven by adjusting the second telescopic cylinder 312, so as to change the time when the inclined plane delay ejector block 311 drives the delay ejector rod 204 to ascend, the time of the product surface which is in contact with the mold core 202 can be adjusted according to specific conditions such as product material, product thickness, part, and the damage of the mold core or the mold core structure and the charging device can be manufactured, thereby ensuring the overall structure and improving the stability of the injection molding efficiency of the bottom plate.

It should be noted that the specific model specifications of the first telescopic cylinder 301 and the second telescopic cylinder 312 need to be determined by type selection according to the actual specification of the device, and the specific type selection calculation method adopts the prior art, so detailed description is omitted.

The power supply and the principle of the first telescopic cylinder 301 and the second telescopic cylinder 312 are clear to those skilled in the art and will not be described in detail herein.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. An ejection mechanism of an injection mold of a bottom plate of a wireless charger is characterized by comprising a base (1), a lower module (2) is fixedly arranged on the upper surface of the base (1), an upper module (3) is movably arranged above the lower module (2), an ejection assembly (103) is fixedly arranged in the base (1), a die cavity (201) is arranged on the top surface of the lower die block (2), a mold core (202) is arranged at the bottom of the inner wall of the mold cavity (201), a plurality of delay ejector rod sliding holes (203) are formed in the top surface of the mold core (202), each delay ejector rod sliding hole (203) penetrates through the lower module (2) and is internally provided with a delay ejector rod (204) in a sliding mode, one end of each delay ejector rod (204) extends out of the bottom of the lower module (2) through the delay ejector rod sliding hole (203), four uniformly distributed directional holes (205) are formed in the inner wall of the bottom of the mold cavity (201), each directional hole (205) penetrates through the lower module (2), a top plate (206) is slidably arranged in the die cavity (201), the size and the shape of the top plate (206) are consistent with the inner wall of the bottom of the die cavity (201) and are precisely attached to the inner wall of the die cavity (201), the surface of the top plate (206) is provided with a through hole with the same size and shape as the mold core (202), so that the top plate (206) can be tightly fitted and sleeved on the mold core (202).

2. The wireless charger base plate injection mold ejection mechanism according to claim 1, wherein the base (1) comprises a base plate (101), wherein supporting blocks (102) are fixedly mounted at two ends of the upper surface of the base plate (101), each supporting block (102) is fixedly mounted at two ends of the bottom surface of the lower module (2), and the ejection assembly (103) is fixedly mounted on the upper surface of the base plate (101) between the supporting blocks (102) at two sides.

3. The wireless charger base plate injection mold ejection mechanism according to claim 2, wherein the ejection assembly (103) comprises two first telescopic cylinders (301), each first telescopic cylinder (301) is fixedly installed on two sides of the upper surface of the base plate (101), and one end of a piston rod of each first telescopic cylinder (301) is fixedly installed on one end surface of the tooth block (302).

4. The wireless charger base plate injection mold ejection mechanism as claimed in claim 3, wherein each tooth block (302) is engaged with an upper gear (303), each gear (303) is fixedly sleeved at one end of a rotating shaft (304), and each rotating shaft (304) is rotatably mounted in a support plate (305).

5. The wireless charger base plate injection mold ejection mechanism according to claim 4, wherein one end of a first lifting rod (306) is fixedly mounted on each rotating shaft (304), the other end of each first lifting rod (306) is rotatably mounted with one end of a second lifting rod (307), and the other end of each second lifting rod (307) is rotatably mounted on one side surface of a mounting block (308).

6. The wireless charger base plate injection mold ejection mechanism according to claim 5, wherein each mounting block (308) is fixedly mounted on two sides of the bottom surface of the lifting plate (309), one end of four evenly distributed ejector rods (310) is fixedly mounted on the upper surface of the lifting plate (309), and the other end of each ejector rod (310) extends from the orientation hole (205) to the inside of the mold cavity (201) and is fixedly mounted on the bottom surface of the top plate (206).

7. The wireless charger base plate injection mold ejection mechanism according to claim 6, wherein an inclined surface delay top block (311) is arranged between the top rods (310) on one side of the upper surface of the lifting plate (309), the bottom surface of the inclined surface delay top block (311) is attached to the top surface of the lifting plate (309), one end of a piston rod of a second telescopic cylinder (312) is fixedly mounted on the surface of one side of the inclined surface delay top block (311), and the second telescopic cylinder (312) is fixedly mounted on one side of the upper surface of the lifting plate (309).