CN216578901U - Bottom die circulating module for metal rubber coating injection molding system - Google Patents

Abstract

The utility model discloses a bottom die circulating module for a metal encapsulation injection molding system, which is provided with a circulating bottom die, a bottom die conveying device, and a feeding station, an injection station, a taking station and a detection station which are matched with the metal encapsulation injection molding system, wherein the bottom die conveying device drives the circulating bottom die to circularly move according to the sequence of the feeding station, the injection station, the taking station, the detection station and the feeding station, and more than two groups of circulating bottom dies are arranged. According to the bottom die circulating module for the metal rubber coating injection molding system, the linear circulating processing line is changed into the annular circulating line by reasonably arranging the stations, so that a plurality of bottom dies can run in the processing line at the same time, different processing equipment can work at the same time, the bottom dies do not need to wait for returning, the waiting time of each equipment is greatly shortened, the change of the processing efficiency on the existing equipment is obviously improved, and an operator can adapt to the improvement of the equipment more quickly.

Description

Bottom die circulating module for metal rubber coating injection molding system

Technical Field

The utility model relates to the field of design of metal encapsulation injection molding equipment, in particular to a bottom die circulating module for a metal encapsulation injection molding system.

Background

Metal over-molding is one of insert molding, is a secondary molding process, and refers to an injection molding process for bonding a thermoplastic elastomer to hardware by melt adhesion. The metal piece and the plastic piece can be firmly combined together, so that the metal piece and the plastic piece can be widely applied to different fields of the electronic industry, tool processing and the like. The common injection molding method for metal encapsulation comprises vertical injection molding, horizontal injection molding and low-pressure injection molding, wherein the injection molding process generally comprises the steps of fixing a hardware on a mold, then injecting and coating molten soft glue on the hardware, and finally cooling to obtain a finished product. The existing rubber coating process generally adopts a linear processing line, a mold for fixing hardware is subjected to the processes of feeding, injection molding and discharging on the linear processing line, then returns to a feeding position along the same line for re-feeding, and carries out the next round of processing process, so that the processing efficiency is low, the mold is not subjected to detection after discharging, the feeding is directly carried out again, and the condition that the mold is damaged due to omission of the material in the mold is easily caused.

Disclosure of Invention

Aiming at the problem that the metal rubber coating injection molding system in the prior art adopts a linear processing line and is low in processing efficiency, the bottom die circulating module for the metal rubber coating injection molding system is provided with the annular bottom die circulating line, so that a plurality of processing steps can be carried out simultaneously, a large amount of processing time is saved, the processing efficiency is improved, and the problem that a bottom die is damaged in the processing process due to omission of materials in the bottom die is solved due to the special detection station.

The technical scheme adopted by the utility model for solving the technical problem is as follows: a bottom die circulating module for a metal rubber coating injection molding system is provided with a circulating bottom die, a bottom die conveying device, and a feeding station, an injection station, a taking station and a detection station which are matched with the metal rubber coating injection molding system, wherein the bottom die conveying device drives the circulating bottom die to circularly move according to the sequence of the feeding station, the injection station, the taking station, the detection station and the feeding station, and more than two groups of circulating bottom dies are arranged.

The technical scheme adopted by the utility model for solving the technical problem further comprises the following steps:

according to the bottom die circulating module, a waiting station is arranged between the detection station and the feeding station, the material taking station comprises a water cutting port station and a discharging station, the feeding station, the injection molding station and the water cutting port station are arranged along the same straight line, and the discharging station, the detection station and the waiting station are arranged along the other straight line; the bottom die conveying device comprises a longitudinal moving device and a transverse moving device, the moving directions of the longitudinal moving device and the transverse moving device are perpendicular to each other, the longitudinal moving device drives the circulating bottom die to move among all stations on the same straight line, and the transverse moving device is connected with a water cutting port station, a discharging station, a feeding station and a waiting station respectively.

As above die block circulation module, lateral shifting device includes die block mobile station, drive the lead screw slip table module that the die block mobile station removed and the guide rail that makes the die block mobile station steady movement, lead screw slip table module and guide rail set up along the line direction between cutting mouth of a river station and unloading station or material loading station and the waiting station die block mobile station below, the guide rail is equipped with two, the guide rail sets up the both sides of lead screw slip table module.

According to the bottom die circulating module, one side of the feeding station, which is far away from the waiting station, is provided with the bottom die inductor, and the bottom die inductor is arranged at a position corresponding to the height of the circulating bottom die on the bottom die moving table.

According to the bottom die circulating module, one side of the feeding station, which is far away from the injection molding station, is provided with the longitudinal moving device, the longitudinal moving device is the pushing cylinder, a cylinder rod of the pushing cylinder extends out along the moving direction of the circulating bottom die, and the length of the cylinder rod of the pushing cylinder is larger than that of the feeding station.

As above die block circulation module, the die block mobile station bearing be equipped with stop device on the face of circulation die block, stop device includes along the gag lever post of the setting of the moving direction symmetry of circulation die block with fixed the gag lever post support of gag lever post, the gag lever post includes last gag lever post and lower gag lever post, it is in to go up the gag lever post setting the both sides of circulation die block, lower gag lever post sets up the below of circulation die block.

According to the bottom die circulating module, the detection station is provided with the limiting device.

The die block circulation module, the longitudinal movement device of unloading station, detection station and waiting station is the synchronous pulley device, the synchronous pulley device sets up one side of cutting the mouth of a river station is kept away from to the unloading station, be equipped with the promotion on the synchronous pulley device the catch arm subassembly that the circulation die block removed, the catch arm subassembly includes catch arm and connecting seat, the connecting seat sets up on the synchronous pulley device and can round trip movement on the synchronous pulley device under the drive of hold-in range, the one end of catch arm is fixed on the connecting seat, the other end setting of catch arm is in order to promote with the position that the circulation die block that removes the unloading station corresponds the circulation die block removes.

According to the bottom die circulating module, the injection molding station is matched with an injection molding machine of a metal encapsulation injection molding system, a lower die fixing seat for fixedly placing a lower die of the injection molding machine is arranged in the middle of the injection molding station, a fixing column for fixing the lower die and the circulating bottom die is arranged on the lower die fixing seat, the fixing column is arranged along the vertical direction, a fixing hole corresponding to the fixing column is formed in the circulating bottom die, and the fixing column can be inserted into the fixing hole to limit the position of the circulating bottom die in the horizontal direction; and vertical cylinders for pushing the circulating bottom die to move upwards are arranged on two sides of the lower die fixing seat, so that the circulating bottom die is separated from the fixing columns.

As above die block circulation module, be equipped with detection device on the detection station, detection device is equipped with plectrum and plectrum inductor, the plectrum can along the direction of advance back and forth swing of circulation die block, the plectrum inductor sets up the front side response of plectrum the swing of plectrum, the lower extreme of plectrum stretches into in the material spare of circulation die block places the position.

The utility model has the beneficial effects that: according to the bottom die circulating module for the metal encapsulation injection molding system, the linear circulating processing line is changed into the annular circulating line by reasonably arranging the stations, so that a plurality of bottom dies can run in the processing line at the same time, different processing equipment can work at the same time, the bottom die does not need to wait for returning, the waiting time of each equipment is greatly shortened, the change of the processing efficiency to the existing equipment is obviously improved, an operator can adapt to the improvement of the equipment more quickly, the adopted bottom die conveying equipment is simple and easy to obtain, corresponding changes can be carried out according to different processing fields, and the processing space is saved; the bottom die circulating module is provided with a special detection station, so that the blanking condition of the circulating bottom die can be detected, and the bottom die is prevented from being damaged in subsequent processing due to the fact that material parts are left in the circulating bottom die.

The utility model will be further described with reference to the accompanying drawings and specific embodiments.

Drawings

FIG. 1 is a schematic top view of an embodiment of a bottom die circulation module for a metal over-mold injection system of the present invention;

FIG. 2 is a schematic perspective view of an embodiment of a bottom mold circulating module for a metal over-mold injection molding system according to the present invention;

FIG. 3 is an enlarged schematic view of portion A of FIG. 2;

FIG. 4 is an enlarged schematic view of portion B of FIG. 2;

in the figure, 1, circulation die block, 11, a fixed hole, 2, a feeding station, 21, a pushing cylinder, 22, a die block sensor, 3, an injection molding station, 31, a lower die fixing seat, 311, a fixed column, 32, a vertical cylinder, 41, a water cutting station, 42, a blanking station, 5, a detection station, 51, a shifting sheet, 52, a shifting sheet sensor, 6, a waiting station, 7, a die block moving platform, 71, an upper limiting rod, 72, a limiting rod support, 73, a lower limiting rod, 74, a lead screw sliding table module, 75, a guide rail, 8, a synchronous belt wheel device, 81, a pushing arm, 82 and a connecting seat.

Detailed Description

The present embodiment is a preferred embodiment of the present invention, and other principles and basic structures that are the same as or similar to the present embodiment are within the scope of the present invention.

The bottom die circulating module for the metal encapsulation injection molding system is provided with a circulating bottom die 1, a bottom die conveying device, a feeding station 2, an injection station 3, a material taking station and a detection station 5 which are matched with the metal encapsulation injection molding system, wherein the bottom die conveying device drives the circulating bottom die 1 to circularly move according to the sequence of the feeding station 2, the injection station 3, the material taking station, the detection station 5 and the feeding station 2. In order to improve the processing efficiency to the maximum extent without influencing the processing procedures between the circulating bottom dies and in each station in the present embodiment, three groups of circulating bottom dies 1 are provided.

In this embodiment, in order to leave a sufficient moving space for the circulating bottom mold 1 and to match the arrangement of each wood block on the metal encapsulation injection molding system, the material taking station of this embodiment includes a water cutting port station 41 and a blanking station 42, and a waiting station 6 is arranged between the detection station 5 and the feeding station 2. In order to facilitate the conveying of the circulating bottom die by the bottom die conveying device, the feeding station 2, the injection molding station 3 and the water cutting port station 41 are arranged along the same straight line, and the discharging station 42, the detection station 5 and the waiting station 6 are arranged along the other straight line. The bottom die conveying device comprises a longitudinal moving device and a transverse moving device, the moving directions of the longitudinal moving device and the transverse moving device are mutually perpendicular, the longitudinal moving device drives the circulating bottom die 1 to move among stations on the same straight line, and the transverse moving device is respectively connected with the water cutting port station 41, the discharging station 42, the feeding station 2 and the waiting station 6.

In order to enable the circulating bottom die 1 to smoothly and rapidly move between the water cutting port station 41 and the blanking station 42 or between the feeding station 2 and the waiting station 6, the transverse moving device in the embodiment comprises a bottom die moving table 7, a screw rod sliding table module 74 for driving the bottom die moving table 7 to move and a guide rail 75 for enabling the bottom die moving table 7 to smoothly move, wherein the screw rod sliding table module 74 and the guide rail 75 are arranged below the bottom die moving table 7 along the connecting line direction between the feeding station 2 and the waiting station 6; the two guide rails 75 are respectively disposed on two sides of the screw rod sliding table module 74. The bottom die moving table 7 is fixedly connected with the slide table of the lead screw slide table module 74, and the slide table drives the bottom die moving table 7 to move along the guide rail 75 and the lead screw when moving.

In order to ensure effective feeding, it is necessary to ensure that the circulating bottom mold 1 has been actually conveyed to the feeding station 2, therefore, in this embodiment, a bottom mold sensor 22 is disposed on a side of the feeding station 2 away from the waiting station 6, the bottom mold sensor 22 is disposed at a position corresponding to the height of the circulating bottom mold 1 on the bottom mold moving table 7, and when the bottom mold moving table 7 moves from the waiting station 6 to the feeding station 2 under the driving of the screw slide module 74, the bottom mold sensor 22 disposed opposite to the circulating bottom mold 1 can sense whether the bottom mold moving table 7 has successfully received the circulating bottom mold 1, so as to ensure that the material can be actually placed in the circulating bottom mold 1.

In this embodiment, promote the vertical mobile device setting that circulation die block 1 removed between material loading station 2 to water cutting mouth station 41 and keep away from the one side of moulding plastics station 3 at material loading station 2, vertical mobile device is propelling movement cylinder 21, the cylinder pole of propelling movement cylinder 21 stretches out along the moving direction of circulation die block 1, promote to place circulation die block 1 on die block moving platform 7 and to the station 3 removal of moulding plastics, the length of propelling movement cylinder 21's cylinder pole is greater than the length of material loading station 2, ensure that circulation die block 1 is pushed away from material loading station 2 completely. During use, the pushing cylinder 21 pushes the first circulating bottom die 1 to the injection molding station 3 for injection molding, the bottom die moving table 7 moves to the waiting station 6 to receive the second circulating bottom die 1, the first circulating bottom die 1 completes injection molding, the second circulating bottom die 1 is conveyed to the feeding station 2 to complete feeding, the pushing cylinder 21 pushes the second circulating bottom die 1, and the second circulating bottom die 1 pushes the first circulating bottom die 1 to move to the water gap cutting station 41.

In order to avoid the displacement of the circulating bottom die 1 during the longitudinal movement, a stop device is arranged on the surface of the bottom die moving table 7 for supporting the circulating bottom die 1. The limiting device comprises limiting rods symmetrically arranged along the moving direction of the circulating bottom die 1 and limiting rod supports 72 for fixing the limiting rods, the limiting rods comprise upper limiting rods 71 and lower limiting rods 73, and the upper limiting rods 71 are arranged on two sides of the circulating bottom die 1, so that the circulating bottom die 1 does not deviate when moving along the preset direction; the lower limit rod 73 is disposed below the circulating bottom mold 1, supports the circulating bottom mold 1, reduces the contact area between the circulating bottom mold 1 and the bottom mold moving table 7, reduces the friction force, and enables the circulating bottom mold 1 to move more easily by the vertical moving device. In this embodiment, the same limiting devices are also arranged in the detection station 5, and the limiting devices are located at positions having the same height as the limiting devices on the two bottom die moving tables 7, so that the circulating bottom die 1 can move smoothly.

In this embodiment, in order to cooperate with the arrangement of other modules in the metal encapsulation injection molding system, the longitudinal moving device connecting the blanking station 42, the detection station 5 and the waiting station 6 is a synchronous pulley device 8, and the synchronous pulley device 8 is arranged on one side of the blanking station 42 away from the water cutting port station 41. Be equipped with the catch arm subassembly that promotes circulation die block 1 and remove on synchronous pulley device 8, catch arm 81 subassembly includes catch arm 81 and connecting seat 82, connecting seat 82 sets up on synchronous pulley device 8 and can be at the drive of hold-in range down on synchronous pulley device 8 round trip movement, the one end of catch arm 81 is fixed on connecting seat 82, the other end setting of catch arm 81 is in order to promote circulation die block 1 with the position that the circulation die block 1 that moves unloading station 42 corresponds and remove. In particular production and implementation, the longitudinal moving device in this embodiment can be replaced or exchanged with other devices capable of playing the same role according to the arrangement of other modules in the metal over-molding system, the size of the production space and other conditions of the production site.

In this embodiment, the injection molding station 3 and the detection station 5 are disposed in cooperation with an injection molding machine of the metal-encapsulated injection molding system, and are disposed on a working surface of the injection molding machine. In order to ensure the position accuracy of circulation die block 1, the middle part of injection molding station 3 is equipped with the fixed lower mould fixing base 31 of placing the injection molding machine lower mould, is equipped with the fixed column 311 that is used for fixed lower mould and circulation die block 1 on the lower mould fixing base 31, and fixed column 311 sets up along vertical direction, is equipped with the fixed orifices 11 that correspond the setting with fixed column 311 on the circulation die block 1, and fixed column 311 can cartridge restriction circulation die block 1 ascending position in the horizontal direction in the fixed orifices 11. Vertical air cylinders 32 for pushing the circulating bottom die 1 to move upwards are arranged on two sides of the lower die fixing seat 31, so that the circulating bottom die 1 is separated from the fixing columns 311. When the feeding of the circulating bottom die 1 in the feeding station 2 is completed, the pushing cylinder 21 pushes the circulating bottom die 1 to move to the injection molding station 3, the circulating bottom die 1 continuously moves forwards until the fixing holes 11 move to the positions corresponding to the fixing columns 311, the fixing columns 311 are inserted into the fixing holes 11 under the action of gravity, the position of the circulating bottom die 1 is accurately fixed, and the injection molding operation can be performed. After the injection molding operation is completed, the vertical cylinder 32 pushes the circulating bottom mold 1 upwards to separate the fixing column 311 from the fixing hole 11, the position of the circulating bottom mold 1 is not limited any more, the pushing cylinder 21 pushes the next circulating bottom mold 1, and the next circulating bottom mold 1 pushes the current circulating bottom mold 1 to move to the water cutting port station 41.

In order to ensure that the circulating bottom die 1 conveyed into the waiting station 6 is completely unloaded, the detection station 5 is provided with a detection device, the detection device is provided with a shifting sheet 51 and a shifting sheet sensor 52, the shifting sheet 51 can swing back and forth along the advancing direction of the circulating bottom die 1, the shifting sheet sensor 52 is arranged on the front side of the shifting sheet 51 to sense the swing of the shifting sheet 51, and the lower end of the shifting sheet 51 extends into a material placing position of the circulating bottom die 1. In this embodiment, the detection station 5 is provided with a shifting piece support crossing the detection station 5, a swing shaft perpendicular to the moving direction of the bottom mold 1 is provided in the shifting piece support, and the upper end of the shifting piece 51 is fixed on the swing shaft. When a material part is arranged in the circulating bottom die 1, the poking piece 51 can be poked through the detection station 5, the poking piece sensor 52 senses the swinging of the poking piece 51 and sends a signal, the central control module of the metal encapsulation injection molding system can control the metal encapsulation injection molding system to stop operating and send a warning to remind a worker to process.

According to the bottom die circulating module for the metal encapsulation injection molding system, the linear circulating processing line is changed into the annular circulating line by reasonably arranging the stations, so that a plurality of bottom dies can run in the processing line at the same time, different processing equipment can work at the same time, the bottom die does not need to wait for returning, the waiting time of each equipment is greatly shortened, the change of the processing efficiency to the existing equipment is obviously improved, an operator can adapt to the improvement of the equipment more quickly, the adopted bottom die conveying equipment is simple and easy to obtain, corresponding changes can be carried out according to different processing fields, and the processing space is saved; the bottom die circulating module is provided with a special detection station, so that the blanking condition of the circulating bottom die can be detected, and the bottom die is prevented from being damaged in subsequent processing due to the fact that material parts are left in the circulating bottom die.

Claims (10)

1. The utility model provides a die block circulation module that metal rubber coating injection molding system used, its characterized in that, be equipped with circulation die block (1), die block conveyor and with metal rubber coating injection molding system complex material loading station (2), mould plastics station (3), get material station, detect station (5), die block conveyor drive circulation die block (1) is according to material loading station (2) -mould plastics station (3) -get the order circulation removal of material station-detection station (5) -material loading station (2), circulation die block (1) is equipped with more than two sets of.

2. The bottom die circulating module according to claim 1, wherein a waiting station (6) is arranged between the detection station (5) and the feeding station (2), the material taking station comprises a water cutting port station (41) and a blanking station (42), the feeding station (2), the injection molding station (3) and the water cutting port station (41) are arranged along the same straight line, and the blanking station (42), the detection station (5) and the waiting station (6) are arranged along the other straight line; the bottom die conveying device comprises a longitudinal moving device and a transverse moving device, the moving directions of the longitudinal moving device and the transverse moving device are perpendicular to each other, the longitudinal moving device drives the circulating bottom die (1) to move among all stations on the same straight line, and the transverse moving device is connected with a water cutting opening station (41), a discharging station (42), a feeding station (2) and a waiting station (6) respectively.

3. The bottom die circulation module according to claim 2, wherein the lateral movement device comprises a bottom die moving table (7), a lead screw sliding table module (74) for driving the bottom die moving table (7) to move, and a guide rail (75) for enabling the bottom die moving table (7) to move smoothly, the lead screw sliding table module (74) and the guide rail (75) are arranged below the bottom die moving table (7) along a connecting line direction between a water cutting opening station (41) and a blanking station (42) or a loading station (2) and a waiting station (6), the number of the guide rails (75) is two, and the guide rails (75) are arranged on two sides of the lead screw sliding table module (74).

4. The bottom die circulation module according to claim 3, wherein a bottom die sensor (22) is provided on a side of the loading station (2) away from the waiting station (6), and the bottom die sensor (22) is provided at a position corresponding to the height of the circulating bottom die (1) on the bottom die moving table (7).

5. The bottom die circulating module according to claim 3, wherein a longitudinal moving device is arranged on a side of the feeding station (2) far away from the injection station (3), the longitudinal moving device is a pushing cylinder (21), a cylinder rod of the pushing cylinder (21) extends out along a moving direction of the circulating bottom die (1), and a length of the cylinder rod of the pushing cylinder (21) is greater than a length of the feeding station (2).

6. The bottom die circulation module according to claim 3, wherein the bottom die moving table (7) supports the circulation bottom die (1) and is provided with a limiting device on its surface, the limiting device comprises a limiting rod symmetrically arranged along the movement direction of the circulation bottom die (1) and a limiting rod support (72) for fixing the limiting rod, the limiting rod comprises an upper limiting rod (71) and a lower limiting rod (73), the upper limiting rod (71) is arranged on both sides of the circulation bottom die (1), and the lower limiting rod (73) is arranged below the circulation bottom die (1).

7. The bottom mold circulating module according to claim 6, wherein the stopper is provided in the inspection station (5).

8. Bottom die circulating module according to claim 2, characterized in that the longitudinal movement means of the blanking station (42), the detection station (5) and the waiting station (6) are synchronous pulley means (8), the synchronous belt wheel device (8) is arranged on one side of the blanking station (42) far away from the water cutting port station (41), a pushing arm component for pushing the circulating bottom die (1) to move is arranged on the synchronous belt wheel device (8), the pushing arm assembly comprises a pushing arm (81) and a connecting seat (82), the connecting seat (82) is arranged on the synchronous pulley device (8) and can move back and forth on the synchronous pulley device (8) under the driving of a synchronous belt, one end of the pushing arm (81) is fixed on the connecting seat (82), and the other end of the pushing arm (81) is arranged at a position corresponding to a circulating bottom die (1) moving to a discharging station (42) to push the circulating bottom die (1) to move.

9. The bottom die circulating module according to any one of claims 1 to 8, wherein the injection molding station (3) is disposed in cooperation with an injection molding machine of a metal-encapsulated injection molding system, a lower die fixing seat (31) for fixedly placing a lower die of the injection molding machine is disposed in the middle of the injection molding station (3), a fixing column (311) for fixing the lower die and the circulating bottom die (1) is disposed on the lower die fixing seat (31), the fixing column (311) is disposed along a vertical direction, a fixing hole (11) corresponding to the fixing column (311) is disposed on the circulating bottom die (1), and the fixing column (311) can be inserted into the fixing hole (11) to limit a position of the circulating bottom die (1) in a horizontal direction; and vertical air cylinders (32) for pushing the circulating bottom die (1) to move upwards are arranged on two sides of the lower die fixing seat (31), so that the circulating bottom die (1) is separated from the fixing columns (311).

10. The bottom die circulation module according to claim 9, wherein a detection device is disposed on the detection station (5), the detection device is provided with a dial plate (51) and a dial plate sensor (52), the dial plate (51) can swing back and forth along the advancing direction of the circulation bottom die (1), the dial plate sensor (52) is disposed on the front side of the dial plate (51) to sense the swing of the dial plate (51), and the lower end of the dial plate (51) extends into the material placing position of the circulation bottom die (1).

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