CN219153624U

CN219153624U - Injection molding ejection device with guiding function

Info

Publication number: CN219153624U
Application number: CN202223409483.XU
Authority: CN
Inventors: 刘勤
Original assignee: Kunshan Laiyue Plastic Products Co ltd
Current assignee: Kunshan Laiyue Plastic Products Co ltd
Priority date: 2022-12-19
Filing date: 2022-12-19
Publication date: 2023-06-09
Anticipated expiration: 2032-12-19

Abstract

The utility model discloses an injection molding ejection device with a guiding function, which comprises a bottom plate, wherein vertical rods are welded at four corners of the top of the bottom plate, a supporting plate is welded at the top of the vertical rods, a lower die is movably sleeved at the bottom of the surface of the vertical rods, the bottom of the lower die is fixedly connected with the top of the bottom plate through bolts, and an upper die is sleeved at the top sliding of the surface of the vertical rods. According to the utility model, the finished product can be guided and ejected from the lower die through the driving assembly, the ejector rod, the top plate, the square plate and the spring, the molded product does not need to be manually taken out from the injection die, the process is simple, and the working efficiency is improved; through motor, lead screw, nut, movable block, guide bar and wedge one, can be with ejecting subassembly upward move, with the finished product after the cooling shaping in the bed die ejecting, improve the efficiency of processing, can realize the auto-lock simultaneously under the effect of screw thread, make the roof on the ejecting subassembly carry out steady rest to the finished product.

Description

Injection molding ejection device with guiding function

Technical Field

The utility model relates to the technical field of ejection devices, in particular to an injection ejection device with a guiding function.

Background

Injection molding is also called injection molding, and is a molding method for injection and molding, and has the advantages of high production speed, high efficiency, automation in operation, suitability for mass production, complicated products in shape and other molding processing fields, and convenience for operators to take the products after injection molding.

The utility model patent of patent application publication number CN213533603U discloses an injection mold embryo that possesses ejecting function, relates to mould technical field, and the on-line screen storage device comprises a base, the top surface fixed mounting of base has the die holder, the top surface sliding connection of base has the guide pillar, the top fixed mounting of guide pillar has the movable die holder, the inside of die holder is provided with the ejector die device, the top surface of base is close to edge position department and is provided with the support device, the ejector die device includes the mounting groove, the spout has been seted up to the inner wall side of mounting groove, the inner wall sliding connection of spout has the slider, the one end fixed mounting of slider has the rack, the inner wall fixed mounting of mounting groove has the motor, the output rotation of motor is connected with the gear, the top fixed mounting of rack has ejecting piece. Through setting up the ejector die device, played the function of simple and convenient ejecting shaping product, during the in-service use, avoided artifical manual shaping product of taking out, improved work efficiency, do benefit to actual use.

However, the device still has some defects in actual use, namely, in actual use, the gear is driven by the motor to rotate, the gear drives the toothed bar meshed with the gear to move, the toothed bar drives the ejection block to eject the molded product from the fixed die holder, and the motor is required to run at any time to keep the position of the ejection block because of no locking structure, and when the motor is ejected to the highest position, the motor rotating shaft cannot rotate, so that the inside of the motor is easily burnt for a long time.

Therefore, it is necessary to solve the above problems by inventing an injection ejection device having a guide function.

Disclosure of Invention

The utility model aims to provide an injection molding ejection device with a guide function, which has the advantages of guide ejection and locking, and solves the problems that the motor is required to run at any time to keep the position of an ejection block, and the motor rotating shaft cannot rotate when the motor is ejected to the highest position, so that the inside of the motor is easily burnt for a long time.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an ejecting device moulds plastics that possesses direction function, includes the bottom plate, the four corners at bottom plate top all welds there is the montant, the top welding of montant has the backup pad, the bottom movable sleeve on montant surface is equipped with the bed die, the top fixed connection of bolt and bottom plate is passed through to the bottom of bed die, the top slip cap on montant surface is equipped with the mould, go up the surface mounting of mould has lifting unit, drive assembly and ejecting subassembly are installed respectively to the inner wall of bed die, drive assembly includes the motor, one side of motor passes through the inner wall fixed connection of bolt and bed die, the pivot fixedly connected with lead screw of motor, the inner wall swing joint of bearing and bed die is passed through to the left end of lead screw, the surface thread bush of lead screw is equipped with the nut, the welding has the movable block is established to the surface cover of nut, the right side sliding penetration of movable block is provided with the guide bar, the both ends of guide bar all pass through the inner wall fixed connection of bolt and bed die, the top of movable block is through bolt fixedly connected with wedge one.

Preferably, the lifting assembly comprises a hydraulic cylinder, the bottom of the hydraulic cylinder is fixedly connected with the top of the bottom plate through a bolt, the output end of the hydraulic cylinder is fixedly connected with a connecting plate through a bolt, and one end of the connecting plate is fixedly connected with one side of the upper die through a bolt.

Preferably, the ejecting assembly comprises an ejector rod, one end of the ejector rod penetrates through the top of the lower die in a sliding mode, a top plate is welded at the top of the ejector rod, a square plate is welded at the bottom of the ejector rod, a spring is movably sleeved at the bottom of the surface of the ejector rod, two ends of the spring are fixedly connected with the inner wall of the lower die and the top of the square plate respectively, and a wedge-shaped block II is fixedly connected to the bottom of the square plate through bolts.

Preferably, the top fixedly connected with sealed pad of bed die, the front of bed die is connected with the chamber door through the hinge rotation, the front welding of chamber door has the handle.

Preferably, the cooling pipe I is fixedly embedded and connected in the lower die, the cooling pipe II is fixedly embedded and connected in the upper die, and one ends of the cooling pipe I and the cooling pipe II are communicated with each other to form a telescopic pipe.

Preferably, the top intercommunication of going up the mould has the feeder hopper, the left side of lower mould inner chamber bottom is through bolt fixedly connected with fixed plate, the right side of fixed plate is through bolt fixedly connected with infrared distance sensor.

Compared with the prior art, the utility model has the following beneficial effects:

1. the utility model has the advantages of guiding and ejecting the finished product from the lower die through the cooperation of the driving component, the ejector rod, the top plate, the square plate and the spring, does not need to manually take out the molded product from the injection die, has simple process and improves the working efficiency.

2. According to the utility model, through the matching of the motor, the screw rod, the nut, the moving block, the guide rod and the wedge block I, the ejector assembly can be pushed upwards, a finished product cooled and molded in the lower die is ejected, the processing efficiency is improved, and simultaneously, self-locking can be realized under the action of threads, so that a top plate on the ejector assembly can stably support the finished product.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a rear perspective view of the present utility model;

FIG. 3 is a partially cut-away schematic perspective view of the present utility model;

fig. 4 is a schematic perspective view of a driving assembly and an ejection assembly according to the present utility model.

In the figure: 1 bottom plate, 2 montants, 3 backup pad, 4 bed die, 5 upper die, 6 lifting unit, 61 pneumatic cylinder, 62 connecting plate, 7 drive assembly, 71 motor, 72 lead screw, 73 nuts, 74 movable block, 75 guide bar, 76 wedge first, 8 ejecting assembly, 81 ejector pin, 82 roof, 83 square board, 84 spring, 85 wedge second, 9 sealing gasket, 10 chamber door, 11 cooling tube first, 12 cooling tube second, 13 flexible pipe, 14 feeder hopper, 15 fixed plate, 16 infrared distance sensor.

Detailed Description

Referring to fig. 1-4, an injection ejection device with a guiding function comprises a bottom plate 1, vertical rods 2 are welded at four corners of the top of the bottom plate 1, a supporting plate 3 is welded at the top of the vertical rods 2, a lower die 4 is movably sleeved at the bottom of the surface of the vertical rods 2, the bottom of the lower die 4 is fixedly connected with the top of the bottom plate 1 through bolts, an upper die 5 is sleeved at the top of the surface of the vertical rods 2 in a sliding manner, a lifting assembly 6 is installed on the surface of the upper die 5, a driving assembly 7 and an ejection assembly 8 are respectively installed on the inner wall of the lower die 4, the driving assembly 7 comprises a motor 71, one side of the motor 71 is fixedly connected with the inner wall of the lower die 4 through bolts, a screw 72 is fixedly connected with a rotating shaft of the motor 71, the left end of the screw 72 is movably connected with the inner wall of the lower die 4 through a bearing, a nut 73 is sleeved on the surface of the screw 72, a moving block 74 is sleeved on the surface of the nut 73, a guide rod 75 is fixedly connected with the right side of the moving block 74 through bolts, two ends of the guide rod 75 are fixedly connected with the inner wall of the lower die 4 through bolts, a wedge block 76 is fixedly connected with the top of the moving block 74 through bolts, and the motor 71 and the screw rod 72 and the screw rod 75 is fixedly connected with the wedge-shaped assembly 8 through the wedge-shaped assembly, after the screw rod and the screw rod 75 are fixedly connected with the wedge-shaped assembly 8, the wedge-shaped assembly can be stably ejected to the wedge-shaped assembly 8 and the finished product can be cooled down by the screw assembly and the upper end product can be stably and cooled down by the screw assembly and the ejector assembly 8;

the lifting assembly 6 comprises a hydraulic cylinder 61, the bottom of the hydraulic cylinder 61 is fixedly connected with the top of the bottom plate 1 through a bolt, the output end of the hydraulic cylinder 61 is fixedly connected with a connecting plate 62 through a bolt, one end of the connecting plate 62 is fixedly connected with one side of the upper die 5 through a bolt, lifting of the upper die 5 is realized through the arrangement of the hydraulic cylinder 61 and the connecting plate 62, the upper die 5 and the lower die 4 are closed to form a complete die cavity for injection, the upper die 5 and the lower die 4 are separated after injection molding, and then a finished product is taken out;

the ejection assembly 8 comprises an ejector rod 81, one end of the ejector rod 81 penetrates through the top of the lower die 4 in a sliding manner, a top plate 82 is welded at the top of the ejector rod 81, a square plate 83 is welded at the bottom of the ejector rod 81, springs 84 are movably sleeved at the bottom of the surface of the ejector rod 81, two ends of each spring 84 are fixedly connected with the inner wall of the lower die 4 and the top of the square plate 83 respectively, wedge-shaped blocks II 85 are fixedly connected to the bottom of each square plate 83 through bolts, and finished products can be guided and ejected from the lower die 4 under the action of the driving assembly 7 through the arrangement of the ejector rod 81, the top plate 82, the square plate 83 and the springs 84, a molded product does not need to be manually taken out from the injection die, the process is simple, and the working efficiency is improved;

the top of the lower die 4 is fixedly connected with a sealing gasket 9, the front of the lower die 4 is rotationally connected with a box door 10 through a hinge, the front of the box door 10 is welded with a handle, and the sealing gasket 9 is arranged to effectively seal the upper die 5 and the lower die 4, so that the quality of a finished product is improved;

the inside of the lower die 4 is fixedly embedded and connected with a first cooling pipe 11, the inside of the upper die 5 is fixedly embedded and connected with a second cooling pipe 12, one ends of the first cooling pipe 11 and the second cooling pipe 12 are communicated with a telescopic pipe 13, the first cooling pipe 11, the second cooling pipe 12 and the telescopic pipe 13 are externally connected with a cooling circulation device through pipelines, products in the injection molding device can be cooled, the production efficiency is improved, and a feed hopper 14 is arranged to facilitate feeding liquid to a die cavity formed by the upper die 5 and the lower die 4;

the top intercommunication of last mould 5 has feeder hopper 14, and the left side of lower mould 4 inner chamber bottom is through bolt fixedly connected with fixed plate 15, and the right side of fixed plate 15 is through bolt fixedly connected with infrared distance sensor 16, through setting up fixed plate 15 and infrared distance sensor 16, is convenient for carry out the location control to the position that movable block 74 removed to realize the accurate displacement of ejecting subassembly 8.

When in use, the device is externally connected with a power supply and a controller through a wire, the first cooling pipe 11 and the second cooling pipe 12 are externally connected with a cooling circulation device through a pipeline, the operation of the motor 71 is controlled to enable the screw rod 72 to rotate, the nut 73, the moving block 74 and the first wedge block 76 move rightwards, the top plate 82 and the top rod 81 move downwards under the action of the resilience force of the spring 84 and the gravity of the square plate 83, the top of the top plate 82 is level with the bottom of the cavity of the lower die 4, after the infrared distance sensor 16 detects that the moving block 74 moves to a corresponding distance, the closing of the motor 71 and the retraction of the hydraulic cylinder 61 are controlled, the upper die 5 moves downwards to be closed with the lower die 4, injection molding liquid is injected into the cavity through the feed hopper 14, the mold is cooled by the cooling liquid circularly flowing in the first cooling pipe 11 and the second cooling pipe 12, so that the injection molding liquid in the mold cavity is cooled to be rapidly molded, the extension of the hydraulic cylinder 61 is controlled to enable the upper mold 5 to move upwards to the original position after molding, the reverse rotation of the rotating shaft of the motor 71 is controlled to enable the nut 73, the moving block 74 and the first wedge block 76 to move leftwards, the second wedge block 85 is extruded to enable the second wedge block to move upwards, the square plate 83, the ejector rod 81 and the top plate 82 to move upwards, the spring 84 is compressed, the finished product is guided and ejected, and the motor 71 is controlled to be turned off after the infrared distance sensor 16 detects that the moving block 74 moves to a corresponding distance.

To sum up: this possess ejecting device of moulding plastics of direction function cooperates through bottom plate 1, montant 2, backup pad 3, bed die 4, go up mould 5, lifting unit 6, drive assembly 7 and ejecting subassembly 8, has solved because not possess the structure that locks, needs motor operation constantly to keep the position of ejecting piece, and the motor pivot can't rotate when ejecting to the highest department, causes the inside problem of burning out of motor easily for a long time.

Claims

1. Injection molding ejection device with guiding function, comprising a bottom plate (1), and being characterized in that: the four corners at the top of the bottom plate (1) are welded with vertical rods (2), the tops of the vertical rods (2) are welded with supporting plates (3), the bottoms of the surfaces of the vertical rods (2) are movably sleeved with lower dies (4), the bottoms of the lower dies (4) are fixedly connected with the top of the bottom plate (1) through bolts, the tops of the surfaces of the vertical rods (2) are slidably sleeved with upper dies (5), the surfaces of the upper dies (5) are provided with lifting assemblies (6), the inner walls of the lower dies (4) are respectively provided with a driving assembly (7) and an ejection assembly (8), the driving assembly (7) comprises a motor (71), one side of the motor (71) is fixedly connected with the inner walls of the lower dies (4) through bolts, the rotating shafts of the motor (71) are fixedly connected with screw rods (72), the left ends of the screw rods (72) are movably connected with the inner walls of the lower dies (4) through bearings, the surface thread sleeves of the screw rods (72) are provided with nuts (73), the surfaces of the nuts (73) are sleeved with moving blocks (74) in a welding mode, the moving blocks (74) are arranged on the surfaces of the moving blocks (74), the moving blocks (75) are arranged on the surfaces of the side-sliding blocks respectively, and the guide rods (75) are connected with the inner walls of the guide rods (75) through bolts through the guide rods, the top of the moving block (74) is fixedly connected with a wedge block I (76) through a bolt.

2. The injection molding ejection device with a guiding function according to claim 1, wherein: lifting assembly (6) are including pneumatic cylinder (61), the top fixed connection of bottom plate (1) is passed through to the bottom of pneumatic cylinder (61), the output of pneumatic cylinder (61) is passed through bolt fixedly connected with connecting plate (62), one end of connecting plate (62) is passed through bolt and one side fixed connection of last mould (5).

3. The injection molding ejection device with a guiding function according to claim 1, wherein: the ejector assembly (8) comprises an ejector rod (81), one end of the ejector rod (81) penetrates through the top of the lower die (4) in a sliding mode, a top plate (82) is welded at the top of the ejector rod (81), a square plate (83) is welded at the bottom of the ejector rod (81), a spring (84) is movably sleeved at the bottom of the surface of the ejector rod (81), two ends of the spring (84) are fixedly connected with the inner wall of the lower die (4) and the top of the square plate (83) respectively, and a wedge-shaped block II (85) is fixedly connected to the bottom of the square plate (83) through bolts.

4. The injection molding ejection device with a guiding function according to claim 1, wherein: the top of bed die (4) fixedly connected with is sealed to be filled up (9), the front of bed die (4) is connected with chamber door (10) through the hinge rotation, the front welding of chamber door (10) has the handle.

5. The injection molding ejection device with a guiding function according to claim 1, wherein: the inner part of the lower die (4) is fixedly embedded and connected with a first cooling pipe (11), the inner part of the upper die (5) is fixedly embedded and connected with a second cooling pipe (12), and one ends of the first cooling pipe (11) and the second cooling pipe (12) are communicated with a telescopic pipe (13).

6. The injection molding ejection device with a guiding function according to claim 1, wherein: the top of last mould (5) is linked together there is feeder hopper (14), the left side of bed die (4) inner chamber bottom is through bolt fixedly connected with fixed plate (15), the right side of fixed plate (15) is through bolt fixedly connected with infrared distance sensor (16).