CN219726985U - Rubber injection molding machine capable of automatically feeding, injecting and molding - Google Patents

Abstract

The utility model relates to the technical field of rubber processing equipment, in particular to an automatic feeding, injection molding and forming rubber injection molding machine which comprises a frame and an injection molding device, wherein a plurality of injection molding stations are arranged on the frame, each injection molding station comprises a die fixing plate arranged on the frame, a lower die, a middle upper die and an upper die which are arranged on the upper surface of the die fixing plate, a die opening device for taking down the middle upper die and the upper die is arranged on the frame, a moving device for taking down the middle die is arranged on the frame, a runner plate is arranged on the frame, a runner is arranged between the runner plate and the upper die, a sizing material is injected to the runner by the injection molding device, a driving component for driving the die fixing plate to move between the runner plate and the moving device is arranged on the frame, and a lifting piece for driving the die fixing plate to lift in a direction approaching or separating from the runner plate is arranged on the frame. The utility model has the effects of improving the automation degree and reducing manual operation.

Description

Rubber injection molding machine capable of automatically feeding, injecting and molding

Technical Field

The utility model relates to the technical field of rubber processing equipment, in particular to an automatic feeding, injection molding and forming rubber injection molding machine.

Background

The rubber injection molding machine is a machine in which molten rubber material is injected into the mold cavity of the injection molding machine, and then vulcanized and solidified in a high-temperature and high-pressure environment.

For example, patent publication No. CN108274709a discloses a full-automatic rubber injection molding machine, which comprises a motor frame and an electric box frame, an oil cylinder frame, a power electric box and a temperature control electric box are arranged on the electric box frame, a touch screen electric box is arranged on one side of the electric box frame, a touch screen is arranged on the touch screen electric box, a vacuum barometer is arranged on the electric box frame, a mold locking system is arranged on the electric box frame, a guide rod connecting plate is arranged on the electric box frame, a guide rod is arranged on the guide rod connecting plate, a motor frame is arranged on one side of the electric box frame, an encoder is arranged on one side of the motor frame, a transmission system is arranged on one side of the encoder, a speed reducer bottom plate is arranged on the motor frame, a speed reducer is arranged on the speed reducer bottom plate, a transmission rack is connected to the speed reducer, a ammeter panel and an operation panel are arranged on the motor frame, a five-star motor seat is arranged on the motor frame, a stirring motor is arranged on the motor frame, a guide rod connecting plate is arranged on the motor frame, a guide rod is arranged on the motor seat, a motor is arranged on one side of the motor frame, a motor is arranged on the motor box, an oil box is arranged on one side of the motor frame, an oil box is arranged on the motor frame, an oil box is arranged on one side of the motor box, an oil box is arranged on the motor box, an oil box is arranged on one side of the motor box is arranged on the motor, an oil box is arranged on the electromagnetic box, an oil box is arranged on the electromagnetic box, an electromagnetic box, and a sealing plug.

However, when producing rubber products, such as rubber soles, a layer of sizing material needs to be injection molded on the shoe plates, at present, a rubber injection molding machine needs to be processed in a plurality of steps, including cutting off the shoe plates produced in advance, cutting off redundant leftover materials, then injection molding a layer of sizing material on the shoe plates, and then sizing the shoe plates under the high-temperature and high-pressure conditions, but the prior production steps need more manual steps, including repositioning the shoe plates with the cut leftover materials, and after injection molding, the soles need to be buckled from a mold, so that the degree of automation is not high enough, and the method is time-consuming and labor-consuming.

Disclosure of Invention

In order to improve the automation degree and reduce manual operation, the utility model provides an automatic feeding, injection molding and forming rubber injection molding machine aiming at the problems in the prior art.

The utility model provides an automatic feeding, injection molding and forming rubber injection molding machine, which adopts the following technical scheme:

the utility model provides an autoloading, injection molding, fashioned rubber injection molding machine, includes the frame and injection molding device, be provided with a plurality of injection molding stations in the frame, the injection molding station including the level slide set up in mould fixed plate in the frame, from down up set gradually in lower mould, well mould and last mould on mould fixed plate upper surface, be provided with in the frame and be used for following mould fixed plate take off the die opening device of well mould and last mould, be provided with in the frame and be used for following the mould fixed plate takes off the device of moving of well mould, be provided with the runner board in the frame, the runner board with be provided with the runner that is used for the circulation sizing material intercommunication between the last mould, injection molding device to the runner injection sizing material is provided with the drive in the frame the mould fixed plate in the runner board with move the drive assembly who gets between the device, be provided with the drive in the frame the mould fixed plate along being close to or keep away from the lifter that the direction of runner board goes up and down.

Still further, the drive assembly including the level set up in two guide posts in the frame, slide set up in the piece that slides on two guide posts, vertical set up in driving motor on the piece that slides and coaxial set up in driving gear on the driving motor output shaft, be provided with the drive rack along the length direction parallel arrangement of guide post in the frame, drive gear meshing in the drive rack, slide piece upper surface both ends all are provided with the spliced pole, two bight departments of mould fixed plate are provided with the spliced pole, the spliced pole with the spliced pole grafting cooperation.

Furthermore, the injection molding station is provided with two rows of rollers, the rollers are rotatably arranged on the frame, and the die fixing plate is slidably arranged on the two rows of rollers.

Still further, the die sinking device including set up in two well die brackets in the frame, rotate set up in two between the well die brackets the rotating plate, set up in mounting panel on the rotating plate and vertical set up in lift cylinder and the drawing die cylinder on the mounting panel, and rotate connect in the rotating plate with the rotating cylinder between the well die brackets, the piston rod fixed connection of lift cylinder in the upper surface of rotating plate, the lower surface of mounting panel is relative both sides are followed the equal parallel arrangement of length direction of lift cylinder has two connecting rods, the connecting rod activity runs through the rotating plate, be provided with the support piece between two connecting rod bottoms on the same side of mounting panel, the both sides that the upper mould is relative all are provided with the support post, the support post support in on the support piece, the piston rod of drawing die cylinder is provided with the drawing die piece, the both sides that the drawing die piece is relative all are provided with the drawing die hook, the both sides that the upper die is relative all are provided with the diaphragm post, the drawing die hook in the articulated one side of upper die.

Still further, the lower surface of rotor plate is provided with the stopper, the bearing post is located the bearing piece with between the stopper, the bearing post butt in the lower surface of stopper, be provided with the recess on the bearing piece, the bearing post bearing in the recess.

Still further, move get the device including set up in installing frame in the frame, vertical slide set up in installing frame on the installing frame, set up in mould on the installing frame lifts the frame and the level set up in two guide bars in the frame, slide and connect in two slide seat on the guide bar, the guide bar is followed the perpendicular to the direction setting of guide post, the installing frame fixed set up in slide seat's upper surface, slide and vertically be provided with the lift pneumatic cylinder on the seat, the piston rod fixed connection of lift pneumatic cylinder in the installing frame, follow in the frame the length direction parallel arrangement of guide bar has the removal rack, it is provided with the mould motor to slide on the seat to slide, the output shaft of mould motor is coaxial to be provided with the removal gear, the removal gear mesh in the removal rack, the mould has opposite both sides limit all to be provided with the flange, the mould lifts the both sides that the frame is relative inwards to be provided with the kink, the flange bearing is in the kink.

Still further, the lifting member comprises a pressurizing cylinder vertically arranged on the frame, and the pressurizing cylinder is positioned right below the runner plate.

Still further, the piston rod of pneumatic cylinder is provided with the tray, the tray upper surface is provided with down the heat insulating board, it is provided with down the hot plate to go up the heat insulating board upper surface, runner board lower surface is provided with the heat insulating board, it is provided with the hot plate to go up the heat insulating board lower surface, the runner extends to go up the heat insulating board with go up in the hot plate.

Furthermore, the runner plate is provided with a material nozzle through which the sizing material is injected into the runner.

In summary, the present utility model includes at least one of the following beneficial technical effects:

when the four injection molding stations work together, operators can operate in sequence, and the production efficiency can be greatly improved.

Drawings

Fig. 1 is a schematic diagram of the overall structure of the present utility model.

FIG. 2 is a schematic diagram of an injection molding station according to the present utility model.

Fig. 3 is a schematic view of the structure of the booster cylinder in the present utility model.

Fig. 4 is a schematic structural view of the moving device in the present utility model.

FIG. 5 is a schematic view of another view of the moving device according to the present utility model.

Fig. 6 is a schematic structural view of the mold opening device in the present utility model.

Fig. 7 is a schematic structural diagram of another view of the mold opening device according to the present utility model.

Fig. 8 is a schematic structural view of a driving assembly in the present utility model.

Fig. 9 is an exploded view of the drive assembly of the present utility model.

Fig. 10 is a schematic view of another view of the driving assembly according to the present utility model.

In the figure: 1. a frame; 11. a flow channel plate; 111. a heat insulation plate is arranged; 112. an upper heating plate; 113. a material nozzle; 12. a pressurizing cylinder; 121. a tray; 122. a lower heat insulation plate; 123. a lower heating plate; 2. an injection molding device; 3. an injection molding station; 4. a die fixing plate; 41. a lower die; 42. a middle-lower die; 43. a middle mold; 431. a convex plate; 44. a middle-upper die; 441. a cross column; 45. an upper die; 451. a support column; 46. a plug hole; 5. a die opening device; 51. a middle die bracket; 52. a rotating plate; 521. a limiting block; 53. a mounting plate; 531. a connecting rod; 532. a support block; 54. a lifting cylinder; 55. a die drawing cylinder; 551. pulling a module; 552. drawing a die hook; 56. a rotary cylinder; 6. a moving and taking device; 61. a mounting frame; 62. a mounting frame; 63. lifting a die; 64. a guide rod; 65. a sliding seat; 66. a lifting hydraulic cylinder; 67. moving the rack; 68. a die-taking motor; 681. a moving gear; 7. a drive assembly; 71. a guide post; 72. a sliding block; 721. a plug-in column; 73. a driving motor; 74. a drive gear; 75. a drive rack; 76. a roller;

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The embodiment of the utility model discloses an automatic feeding, injection molding and forming rubber injection molding machine, which comprises a frame 1 and an injection molding device 2, wherein the injection molding device 2 is in the prior art, and is not described in detail herein, the injection molding device 2 can soften rubber materials and perform injection, the frame 1 is provided with a plurality of injection molding stations 3, in the embodiment, the number of the injection molding stations 3 is four, but the number of the injection molding stations 3 is not limited to four. Specifically, the injection molding station 3 comprises a die fixing plate 4 arranged on the frame 1 in a sliding manner along the horizontal direction, a lower die 41, a middle lower die 4241, a middle die 43, a middle upper die 44 and an upper die 45 which are sequentially arranged on the upper surface of the die fixing plate 4 from bottom to top, wherein the lower die 41 is fixedly arranged on the upper surface of the die fixing plate 4 through screws, the middle lower die 4241 is fixedly arranged on the upper surface of the lower die 41, two grooves in the shape of a shoe plate are formed on the upper surface of the middle lower die 4241, the middle die 43 is positioned right above the middle lower die 4241, two protrusions in the shape of the shoe plate are integrally formed on the lower surface of the middle die 43, after the shoe plate is placed in the grooves of the middle lower die 4241 by an operator, the protrusions on the lower surface of the middle die 43 are pressed down to cut off excessive leftover materials of the shoe plate, and after the leftover materials of the shoe plate are cut off, the middle mold 43 is moved away, two pressing blocks in the shape of a shoe plate are arranged on the lower surface of the upper mold 45, two through openings are formed in the upper mold 44, the two pressing blocks are in plug-in fit with the two openings, two grooves in the shape of the shoe plate are formed in the upper surface of the middle mold 43, the two pressing blocks on the upper mold 45 are matched with the two grooves in the upper surface of the middle mold 43, when the shoe plate leftover is cut, the upper mold 45, the upper mold 44, the middle mold 43 and the middle lower mold 4241 are clamped together, after the shoe plate leftover is cut, the middle mold 43 is moved away, the upper mold 45 and the middle lower mold 4241 are clamped, and the injection molding device 2 injects sizing material between the upper mold 45 and the middle lower mold 4241, and the sizing material is vulcanized and molded under the high-temperature and high-pressure state, so that the sizing material and the shoe plate can be integrated into a sole.

The frame 1 is fixedly provided with a runner plate 11 along the horizontal direction, a runner for communicating glue stock is arranged between the runner plate 11 and an upper die 45, one end of the runner is opened on the side wall of the runner plate 11, the other end of the runner is opened on the lower surface of the upper die 45, when the glue stock is injected into the runner plate 11 by the injection molding device 2, the injection molding device 2 is aligned with the opening of the runner first, then the glue stock is injected into the runner, and the glue stock flows into the space between the upper die 45 and a middle lower die 4241 along the runner. Meanwhile, the material nozzle 113 is fixedly arranged on the side wall of the runner plate 11, the material nozzle 113 is positioned at the opening of the runner, the sizing material is injected into the runner through the material nozzle 113, and the material nozzle 113 can improve accuracy and sealing performance when the injection molding device 2 injects the sizing material into the runner.

Meanwhile, a lifting member for driving the die fixing plate 4 to lift along a direction approaching or separating from the runner plate 11 is arranged on the frame 1, specifically, the lifting member comprises a pressurizing cylinder 12 fixedly arranged on the frame 1 along a vertical direction, the pressurizing cylinder 12 is positioned right below the runner plate 11, when the die fixing plate 4 is placed on a piston rod of the pressurizing cylinder 12, the piston rod of the pressurizing cylinder 12 stretches out, and then the die fixing plate 4 is driven to move upwards, so that the upper surface of the upper die 45 is abutted against the lower surface of the runner plate 11, and the upper die 45, the middle upper die 44, the middle lower die 43 and the middle lower die 4241 are clamped together under the pressure of the pressurizing cylinder 12. Meanwhile, a tray 121 is fixedly installed on a piston rod of the pressurizing cylinder 12 along the horizontal direction, a lower heat insulation plate 122 is fixedly installed on the upper surface of the tray 121 along the horizontal direction, a lower heating plate 123 is fixedly installed on the upper surface of the lower heat insulation plate 122 along the horizontal direction, an upper heat insulation plate 111 is fixedly installed on the lower surface of the runner plate 11 along the horizontal direction, an upper heating plate 112 is fixedly installed on the lower surface of the upper heat insulation plate 111 along the horizontal direction, the runner extends into the upper heat insulation plate 111 and the upper heating plate 112, and the upper heating plate 112 and the lower heating plate 123 are electrically heated. After the operator puts the shoe plate into the middle lower die 4241, the pressurizing cylinder 12 drives the die fixing plate 4 to move upwards, so that the middle lower die 4241 and the middle die 43 are matched, the middle die 43 cuts off the leftover materials of the shoe plate, then the pressurizing cylinder 12 returns, the middle die 43 is removed, and the leftover materials are cleaned; the pressurizing cylinder 12 drives the die fixing plate 4 to move upwards, so that the middle lower die 4241 and the upper die 45 are clamped, and after the rubber material is injected between the upper die 45 and the middle lower die 4241 by the injection molding device 2, the upper electric heating plate and the lower electric heating plate are heated to enable the rubber material to be in a high-temperature and high-pressure state, so that the rubber material is vulcanized and molded, and the rubber material and the shoe plate are combined together to form the sole. At the same time, the upper mold 45 and the middle and lower mold 4241 can be injected with the sizing material at the same time when cutting the edge of the shoe plate, when the sizing material is not completely molded, the middle mold 43 is removed, and then the sizing material which is not completely vulcanized and the shoe plate are combined together, and the molding is continued under high temperature and high pressure.

Meanwhile, a driving component 7 for driving the die fixing plate 4 to move out of the space between the pressurizing cylinder 12 and the runner plate 11 is arranged on the frame 1, specifically, the driving component 7 comprises two guide posts 71 fixedly arranged on the frame 1 along the horizontal direction, a sliding block 72 arranged on the two guide posts 71 in a sliding mode, a driving motor 73 fixedly arranged on the sliding block 72 along the vertical direction and a driving gear 74 coaxially and fixedly sleeved on an output shaft of the driving motor 73, the two guide posts 71 are arranged in parallel, a driving rack 75 is fixedly arranged on the frame 1 in parallel along the length direction of the guide posts 71, the driving gear 74 is meshed with the driving rack 75, meanwhile, plug-in posts 721 are fixedly arranged at two ends of the upper surface of the sliding block 72, plug-in holes 46 which penetrate up and down are formed in the two corners of the die fixing plate 4, the plug-in posts 721 are in plug-in fit with the plug-in holes 46, when the driving motor 73 works, the driving gear 74 rolls on the driving rack 75, the driving block 72 moves on the guide posts 71, after the die fixing plate 4 moves on the output shaft of the driving motor 73, the piston rod 12 stretches out of the die fixing plate 4, and the piston rod 721 can return to the plug-in holes 46 when the piston rod 46 is separated from the driving post 721, and the piston rod 46 returns to the plug-in holes 46. In addition, in order to reduce the friction force of the die-fixing plate 4 in the moving process, the injection station 3 is provided with two rows of rollers 76, the rollers 76 are rotatably supported on the frame 1, and the die-fixing plate 4 is slidably arranged on the two rows of rollers 76.

In addition, the frame 1 is provided with a die opening device 5 for removing the middle and upper dies 44 and 45 from the die fixing plate 4; specifically, the mold opening device 5 includes two middle mold brackets 51 fixedly installed on the frame 1, a rotating plate 52 rotatably supported between the two middle mold brackets 51, a mounting plate 53 disposed above the rotating plate 52, a lifting cylinder 54 and a drawing cylinder 55 fixedly installed on the upper surface of the mounting plate 53 along the vertical direction, and a rotating cylinder 56 rotatably connected between the rotating plate 52 and the middle mold brackets 51, the rotating plate 52 is located above the mold fixing plate 4, opposite sides of the rotating plate 52 are rotatably supported between opposite side walls of the two middle mold brackets 51 respectively, a piston rod of the lifting cylinder 54 movably penetrates the mounting plate 53 and is fixedly connected to the upper surface of the rotating plate 52, two connecting rods 531 are fixedly installed on opposite sides of the lower surface of the mounting plate 53 in parallel along the length direction of the lifting cylinder 54, the connecting rods 531 movably penetrate the rotating plate 52, a supporting block 532 is fixedly installed between bottom ends of the two connecting rods 531 on the same side of the mounting plate 53, opposite sides of the upper mold 45 are provided with supporting columns 451, and the supporting columns 451 are supported on the supporting blocks 532. When the mold fixing plate 4 moves to the position right below the rotating plate 52, the supporting columns 451 on both sides of the upper mold 45 are positioned on the supporting blocks 532, then the piston rods of the lifting cylinders 54 are extended, and the lifting cylinders 54 drive the mounting plate 53 to rise, and simultaneously drive the supporting blocks 532 and the upper mold 45 to rise. Meanwhile, a piston rod of the drawing die cylinder 55 movably penetrates through the mounting plate 53 and is fixedly provided with a drawing die block 551, two opposite sides of the lower surface of the drawing die block 551 are fixedly provided with drawing die hooks 552, two opposite sides of the upper die 44 are fixedly provided with transverse columns 441, the drawing die hooks 552 are hooked on the transverse columns 441, when the die fixing plate 4 moves to the position right below the rotating plate 52, the transverse columns 441 are hooked by the drawing die hooks 552, the upper die 44 is hinged with one side of the upper die, the mounting plate 53 drives the drawing die cylinder 55 and the upper die 44 to rise together while the lifting cylinder 54 drives the mounting plate 53 to rise, and accordingly synchronous rising of the upper die 44 and the upper die 45 is achieved. Meanwhile, the end of the rotating cylinder 56 is rotatably supported on the side of the rotating plate 52, the piston rod of the rotating cylinder 56 is rotatably supported on the side wall of the middle mold bracket 51, and when the lifting cylinder 54 drives the middle upper mold 44 and the upper mold 45 to rise, the piston rod of the rotating cylinder 56 extends out, so that the rotating plate 52 is driven to rotate, and the upper mold 45 and the middle upper mold 44 are driven to rotate to a certain angle. The piston rod of the die drawing cylinder 55 is then extended, and the upper die 44 is rotated downward by gravity to be partially separated from the upper die. And since the rubber is easily adhered to the upper mold 45 after vulcanization molding, at this time, the upper mold 44 is rotated downward to be separated from the upper mold 45, and the shoe plate adhered to the upper mold 45 can be separated. In addition, the stopper 521 is fixedly mounted on the lower surface of the rotation plate 52, the support column 451 is located between the support block 532 and the stopper, the support column 451 is abutted against the lower surface of the stopper 521, the support block 532 is provided with a groove, the support column 451 is supported in the groove, the stopper 521 can limit the support column 451, and the support column 451 is clamped between the stopper 521 and the support block 532, so that stability in the movement process is maintained.

In addition, a moving and taking device 6 for taking down the middle mold 43 from the mold fixing plate 4 is provided on the frame 1; specifically, the moving device 6 includes a mounting frame 61 disposed on the stand 1, a mounting frame 62 slidingly connected in the mounting frame 61 along a vertical direction, a mold lifting frame 63 fixedly mounted on one end of the mounting frame 62 far away from the mounting frame 61, two guide rods 64 fixedly mounted on the stand 1 along a horizontal direction, a sliding seat 65 slidingly connected on the two guide rods 64, the guide rods 64 are disposed along a direction perpendicular to the guide posts 71, the mounting frame 61 is located at one end of the guide posts 71 far away from the booster cylinder 12, the mounting frame 61 is fixedly mounted on an upper surface of the sliding seat 65, a lifting hydraulic cylinder 66 is fixedly mounted on the upper surface of the sliding seat 65 along the vertical direction, the lifting hydraulic cylinder 66 is located in the mounting frame 61, a piston rod of the lifting hydraulic cylinder 66 is fixedly connected to a lower surface of the mounting frame 62, a moving rack 67 is fixedly mounted on the stand 1 along a length direction parallel to the guide rods 64, a mold taking motor 68 is fixedly mounted on the sliding seat 65 along the vertical direction, a moving gear 681 is coaxially fixed on an output shaft of the mold taking motor 68, and the moving gear 681 is engaged with the moving rack 67. When the die fixing plate 4 moves to the mounting frame 61, the die-taking motor 68 is operated to drive the moving gear 681 to rotate, the moving gear 681 rolls on the moving rack 67 to drive the sliding seat 65 to move on the guide rod 64, and thus the die lifting frame is driven to move to the die 43. Meanwhile, convex plates 431 are fixedly arranged on two opposite sides of the middle die 43, two opposite sides of the die lifting frame are inwards bent to form bending parts, the convex plates 431 are supported on the bending parts, after the die lifting frame bending parts are driven by the die taking motor 68 to support the convex plates 431, piston rods of the lifting hydraulic cylinders 66 extend out to drive the middle die 43 to move upwards, and then the die taking motor 68 drives the mounting frame 61 to reset, so that the middle die 43 can be taken down from the die fixing plate 4.

The embodiment of the utility model relates to an implementation principle of an automatic feeding, injection molding and forming rubber injection molding machine, which comprises the following steps: after the operator places the shoe plate into the middle lower die 4241, the die taking motor 68 works to drive the middle die 43 on the die lifting frame to move to the position right above the middle upper die 44, then the piston rod of the lifting hydraulic cylinder 66 is retracted, the middle die 43 is placed on the middle lower die 4241, and then the die taking motor 68 works to drive the die lifting frame to reset; then the driving motor 73 works to drive the die fixing plate 4 to move to the position right below the rotating plate 52, then the piston rod of the lifting air cylinder 54 is retracted to enable the upper die 44 and the lower die 41 to move downwards and then to be placed on the middle die 43, at the moment, the driving motor 73 continues to drive the die fixing plate 4 to move to the position of the pressurizing air cylinder 12, the piston rod of the pressurizing air cylinder 12 stretches out to drive the die fixing plate 4 to move upwards, under the reaction of the runner plate 11, the upper die 45, the upper die 44, the middle die 43 and the middle lower die 4241 are clamped, the middle die 43 cuts off shoe plate edge materials on the middle lower die 4241, then the piston rod of the pressurizing air cylinder 12 is retracted, the driving motor 73 works to drive the die fixing plate 4 to move towards the direction close to the mounting frame 61, and when the die fixing plate 4 moves to the position right below the rotating plate 52, the piston rod of the lifting air cylinder 54 stretches out to drive the upper die 44 and the upper die 45 to be separated from the middle die 43; then the driving motor 73 continues to drive the die fixing plate 4 to move to the mounting frame 61, the die picking motor 68 works to drive the die lifting frame to move to the middle die 43, the bending part of the die lifting frame is supported on the convex plate 431 of the middle die 43, then the piston rod of the lifting hydraulic cylinder 66 stretches out to drive the middle die 43 to lift, then the die picking motor 68 works to drive the middle die 43 to be far away from the die fixing plate 4, an operator simultaneously cleans the scraps on the middle lower die 4241, then the driving motor 73 works to drive the die mounting plate 53 to move to the position right below the rotating plate 52, and the piston rod of the lifting cylinder 54 retracts to enable the middle die 44 and the upper die 45 to be placed on the middle lower die 4241, and at the moment, the middle die 43 is reduced; the driving motor 73 continues to drive the die fixing plate 4 to move to the position right below the runner plate 11, then the pressurizing cylinder 12 drives the upper die 45, the middle upper die 44 and the middle lower die 4241 to be clamped, the injection molding device 2 injects rubber material between the upper die 45 and the middle lower die 4241, the rubber material is vulcanized and molded under the high-temperature and high-pressure state, the rubber material can be integrated with the shoe plate, the pressurizing cylinder 12 resets after vulcanization is finished, the driving motor 73 drives the die fixing plate 4 to move to the position right below the rotating plate 52, then the piston rod of the lifting cylinder 54 stretches out, the middle upper die 44 and the upper die 45 are driven to lift and separate from the middle lower die 4241, then the rotating cylinder 56 rotates the pneumatic rotating plate 52, the piston rod of the drawing cylinder 55 stretches out, the middle lower die 4241 downwards rotates to separate the sole adhered on the upper die 45 from the middle lower die 4241, then the driving motor 73 drives the die fixing plate 4 to move to the mounting frame 61, an operator can take down the sole which is completely processed, the whole process is high in degree of automation, manpower is saved, and especially when four injection molding stations 3 work together, and the operator can sequentially operate to greatly improve the production efficiency.

The present utility model is not limited to the preferred embodiments, but is intended to be limited to the following description, and any modifications, equivalent changes and variations in light of the above-described embodiments will be apparent to those skilled in the art without departing from the scope of the present utility model.

Claims (9)

1. An automatic feeding, injection molding and forming rubber injection molding machine is characterized in that: comprises a frame (1) and an injection molding device (2), wherein a plurality of injection molding stations (3) are arranged on the frame (1), each injection molding station (3) comprises a mold fixing plate (4) which is horizontally and slidably arranged on the frame (1), a lower mold (41), a middle mold (43), a middle upper mold (44) and an upper mold (45) which are sequentially arranged on the upper surface of the mold fixing plate (4) from bottom to top, a mold opening device (5) for taking down the middle upper mold (44) and the upper mold (45) from the mold fixing plate (4) is arranged on the frame (1), a moving device (6) for taking down the middle mold (43) from the mold fixing plate (4) is arranged on the frame (1), a runner plate (11) is arranged on the frame (1), a runner for communicating sizing material is arranged between the runner plate (11) and the upper mold (45), the injection molding device (2) is used for injecting sizing material into the runner plate (1), a driving component (7) is arranged between the runner plate (4) and the moving device (6), the machine frame (1) is provided with a lifting piece for driving the die fixing plate (4) to lift along the direction approaching to or separating from the runner plate (11).

2. An automatic feeding, injection molding, forming rubber injection molding machine according to claim 1, wherein: the driving assembly (7) comprises two guide posts (71) horizontally arranged on the frame (1), a sliding block (72) arranged on the two guide posts (71) in a sliding manner, a driving motor (73) arranged on the sliding block (72) in a vertical manner and a driving gear (74) coaxially arranged on an output shaft of the driving motor (73), driving racks (75) are arranged on the frame (1) in parallel along the length direction of the guide posts (71), the driving gears (74) are meshed with the driving racks (75), splicing posts (721) are arranged at two ends of the upper surface of the sliding block (72), and splicing holes (46) are formed in two corner portions of the die fixing plate (4) in a splicing fit mode.

3. An automatic feeding, injection molding, forming rubber injection molding machine according to claim 1, wherein: the injection molding station (3) is provided with two rows of rollers (76), the rollers (76) are rotatably arranged on the frame (1), and the die fixing plate (4) is slidably arranged on the two rows of rollers (76).

4. An automatic feeding, injection molding, forming rubber injection molding machine according to claim 1, wherein: the die opening device (5) comprises two middle die brackets (51) arranged on the frame (1), two rotating plates (52) arranged between the middle die brackets (51) in a rotating way, a mounting plate (53) arranged on the rotating plates (52) and a lifting air cylinder (54) and a die drawing air cylinder (55) which are vertically arranged on the mounting plate (53), and a rotating air cylinder (56) which is rotationally connected between the rotating plates (52) and the middle die brackets (51), a piston rod of the lifting air cylinder (54) is fixedly connected to the upper surface of the rotating plate (52), two connecting rods (531) are arranged on two opposite sides of the lower surface of the mounting plate (53) in parallel along the length direction of the lifting air cylinder (54), the connecting rods (531) movably penetrate through the rotating plates (52), supporting blocks (532) are arranged between the bottom ends of the two connecting rods (531) on the same side of the mounting plate (53), supporting columns (451) are arranged on two opposite sides of the upper die (45), the supporting columns (451) are arranged on two opposite sides of the supporting columns (551), the supporting columns (451) are arranged on the opposite sides of the supporting columns (551), the two opposite sides of the middle-upper die (44) are respectively provided with a transverse column (441), the die drawing hooks (552) are hooked on the transverse columns (441), and the middle-upper die (44) is hinged with one side of the upper die.

5. An automatic feeding, injection molding, forming rubber injection molding machine according to claim 4, wherein: the lower surface of the rotating plate (52) is provided with a limiting block (521), the supporting column (451) is located between the supporting block (532) and the limiting block (521), the supporting column (451) is abutted to the lower surface of the limiting block (521), the supporting block (532) is provided with a groove, and the supporting column (451) is supported in the groove.

6. An automatic feeding, injection molding, forming rubber injection molding machine according to claim 2, wherein: the moving device (6) comprises a mounting frame (61) arranged on the stand (1), a mounting frame (62) vertically arranged on the mounting frame (61) in a sliding manner, a die lifting frame (63) arranged on the mounting frame (62), two guide rods (64) horizontally arranged on the stand (1), sliding seats (65) connected to the two guide rods (64) in a sliding manner, the guide rods (64) are arranged along the direction perpendicular to the guide posts (71), the mounting frame (61) is fixedly arranged on the upper surface of the sliding seats (65), lifting hydraulic cylinders (66) are vertically arranged on the sliding seats (65), piston rods of the lifting hydraulic cylinders (66) are fixedly connected to the mounting frame (62), moving racks (67) are arranged on the stand (1) in parallel in the length direction of the guide rods (64), a die taking motor (68) is vertically arranged on the sliding seats (65), a gear (681) is coaxially arranged on an output shaft of the die taking motor, gears (681) are arranged on the output shaft of the die taking motor, the gear (681) are meshed with the two opposite side edges of the die lifting frames (43) and the two opposite side edges of the die lifting frames (43) are meshed with each other, the convex plate (431) is supported on the bending part.

7. An automatic feeding, injection molding, forming rubber injection molding machine according to claim 1, wherein: the lifting piece comprises a pressurizing cylinder (12) vertically arranged on the frame (1), and the pressurizing cylinder (12) is positioned right below the runner plate (11).

8. The automatic feeding, injection molding and forming rubber injection molding machine according to claim 7, wherein: the piston rod of pneumatic cylinder (12) is provided with tray (121), tray (121) upper surface is provided with down heat insulating board (122), heat insulating board (122) upper surface is provided with down hot plate (123), runner board (11) lower surface is provided with heat insulating board (111), heat insulating board (112) are provided with to heat insulating board (111) lower surface, the runner extends to heat insulating board (111) with in last hot plate (112).

9. An automatic feeding, injection molding, forming rubber injection molding machine according to claim 1, wherein: the runner plate (11) is provided with a material nozzle (113), and the sizing material is injected into the runner through the material nozzle (113).