CN216609914U

CN216609914U - Injection mold ejection mechanism

Info

Publication number: CN216609914U
Application number: CN202123183976.1U
Authority: CN
Inventors: 钱雪松
Original assignee: Suzhou Hemak Mould Equipment Co ltd
Current assignee: Suzhou Hemak Mould Equipment Co ltd
Priority date: 2021-12-17
Filing date: 2021-12-17
Publication date: 2022-05-27
Anticipated expiration: 2031-12-17

Abstract

The utility model discloses an injection mold ejection mechanism which comprises a workbench, wherein a lower mold is fixedly connected to the middle of the upper end surface of the workbench, the upper end surface of the lower mold is connected with an upper mold in an inserting manner, an ejection device is installed at one end of the upper end surface of the workbench, and a pushing device is installed at the other end of the upper end surface of the workbench.

Description

Injection mold ejection mechanism

Technical Field

The utility model relates to the technical field of injection molds, in particular to an ejection mechanism of an injection mold.

Background

Injection mold is a production plastic goods's instrument, in each circulation of injection molding, moulds the piece and must follow the mould die cavity and take out, and current injection mold needs the manual work to mould the piece and takes out after moulding the piece shaping, and the staff is harder when taking out and mould the piece, and the staff is when taking out and mould the piece, causes the condition of staff's hand scald to take place easily to staff's the amount of labour has been increased.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides an injection mold ejection mechanism, which solves the problem that hands of workers are easily scalded when a plastic part is inconvenient to take out and take out of the existing injection mold.

(II) technical scheme

In order to realize the purpose, the utility model is realized by the following technical scheme: the utility model provides an injection mold ejection mechanism, includes the workstation, workstation up end middle part fixedly connected with bed die, the bed die up end plug-in connection has the mould, ejecting device is installed to workstation up end one end, thrust unit is installed to the workstation up end other end.

Preferably, the equal fixedly connected with supporting leg of terminal surface under the workstation, it is connected with the mouth of moulding plastics to go up mould up end middle part intercommunication.

Preferably, ejecting device comprises fixed plate, motor, driving gear, driven gear, lower rack, lower connecting plate, ejector pin, fixed cover, gag lever post, upper rack, upper junction plate and spliced pole, workstation up end one end fixedly connected with fixed plate, fixed plate one side one end fixedly connected with motor, motor output shaft fixedly connected with driving gear, the driving gear meshing is connected with driven gear, driven gear rotates through axle and fixed plate in the middle part and is connected.

Preferably, the driving gear is connected with a lower rack in a meshed manner, the lower rack is connected with a lower connecting plate in a fixedly connected manner, one end of the upper end face of the lower connecting plate is fixedly connected with an ejector rod, the outer surface of the ejector rod is connected with the inner cavity of the workbench in a sliding manner, the upper end face of the ejector rod and the upper end face of the workbench are located on the same horizontal line, the driven gear is connected with an upper rack in a meshed manner, the upper end face of the upper rack is fixedly connected with an upper connecting plate, two ends of the lower end face of the upper connecting plate are fixedly connected with connecting columns, and the lower end face of the connecting columns is fixedly connected with an upper die.

Preferably, one side of the lower rack and one side of the upper rack are fixedly connected with a fixing sleeve respectively, an inner cavity of the fixing sleeve is connected with a limiting rod in a sliding mode, and two ends of the upper end face of the workbench are fixedly connected with the limiting rod respectively.

Preferably, thrust unit comprises T template, screw rod, push pedal, slide bar and collecting box, workstation up end one end fixedly connected with T template, T template inner chamber threaded connection has the screw rod, screw rod one end is rotated and is connected with the push pedal, push pedal one side both ends fixedly connected with slide bar, slide bar surface and T template sliding connection, workstation right side inner chamber sliding connection has the collecting box.

(III) advantageous effects

The utility model provides an ejection mechanism of an injection mold. The method has the following beneficial effects:

(1) this injection mold ejection mechanism, pour the material that needs to mould plastics into through moulding plastics mouthful to the bed die in, the material gets into in the bed die, it moulds the piece to accomplish through the cooperation of last mould, after moulding a cooling, starter motor, when the motor starts, drive the driving gear clockwise and rotate, when the driving gear clockwise rotates, drive driven gear anticlockwise and rotate, thereby drive rack and last rack rebound down simultaneously, lower rack and last rack carry on spacingly through fixed cover and gag lever post, avoid producing the skew, when rack rebound, through the cooperation of lower connecting plate, drive the inner chamber that a liftout pole rebound will mould ejecting bed die, the cooperation that upper rack passes through upper junction plate and spliced pole drives upper mold rebound simultaneously, when moulding a rebound to break away from the bed die completely.

(2) This injection mold ejection mechanism, through closing the motor, rotate the fixed handle of screw rod one end, it moves forward to drive the push pedal, the push pedal passes through the slide bar spacing, it moves right through the push pedal promotion to mould the piece and moves until falling into in the collecting box, avoid the frequent piece that will mould of staff to move other positions, when the collecting box is filled with, but the staff pull goes out the collecting box, mould in the collecting box and unify the removal collection, after moulding the piece by ejecting collection completion, the fixed handle of reverse rotation screw rod one end, drive the push pedal and return the normal position, at this moment, the starter motor drives driving gear antiport, make upper rack and lower rack remove downwards, when fixed cover moves downwards and contacts with the workstation up end, then all devices return the normal position, can restart injection mold, make the staff's operation more convenient.

Drawings

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

FIG. 2 is a schematic top view of the present invention;

FIG. 3 is a side view of the present invention;

FIG. 4 is a schematic view of the half-section internal structure of the present invention.

In the figure: 1. a work table; 2. supporting legs; 3. a lower die; 4. an upper die; 5. an injection molding port; 6. an ejection device; 61. a fixing plate; 62. a motor; 63. a driving gear; 64. a driven gear; 65. a lower rack; 66. a lower connecting plate; 67. ejecting the rod; 68. fixing a sleeve; 69. a limiting rod; 610. an upper rack; 611. an upper connecting plate; 612. connecting columns; 7. a pushing device; 71. a T-shaped plate; 72. a screw; 73. pushing the plate; 74. a slide bar; 75. and a collection box.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution:

the first embodiment is as follows:

an injection mold ejection mechanism comprises a workbench 1, a lower mold 3 is fixedly connected to the middle of the upper end face of the workbench 1, an upper mold 4 is connected to the upper end face of the lower mold 3 in an inserting manner, an ejection device 6 is installed at one end of the upper end face of the workbench 1, a pushing device 7 is installed at the other end of the upper end face of the workbench 1, supporting legs 2 are fixedly connected to the lower end face of the workbench 1, an injection port 5 is connected to the middle of the upper end face of the upper mold 4 in a communicating manner, the ejection device 6 is composed of a fixing plate 61, a motor 62, a driving gear 63, a driven gear 64, a lower rack 65, a lower connecting plate 66, an ejection rod 67, a fixing sleeve 68, a limiting rod 69, an upper rack 610, an upper connecting plate 611 and a connecting column 612, the fixing plate 61 is fixedly connected to one end of the upper end face of the workbench 1, the motor 62 is fixedly connected to one end of one side of the fixing plate 61, the driving gear 63 is fixedly connected to the output shaft of the motor 62, the driving gear 63 is engaged with the driven gear 64, the middle of the driven gear 64 is rotatably connected with the fixing plate 61 through a shaft, the driving gear 63 is meshed with the lower rack 65, the lower end face of the lower rack 65 is fixedly connected with a lower connecting plate 66, one end of the upper end face of the lower connecting plate 66 is fixedly connected with an ejector rod 67, the outer surface of the ejector rod 67 is in sliding connection with the inner cavity of the workbench 1, the upper end face of the ejector rod 67 and the upper end face of the workbench 1 are located on the same horizontal line, the driven gear 64 is meshed with an upper rack 610, the upper end face of the upper rack 610 is fixedly connected with an upper connecting plate 611, two ends of the lower end face of the upper connecting plate 611 are fixedly connected with a connecting column 612, the lower end face of the connecting column 612 is fixedly connected with the upper mold 4, the lower rack 65 and one side of the upper rack 610 are respectively fixedly connected with fixed sleeves 68, the inner cavity of the fixed sleeves 68 is in sliding connection with a limiting rod 69, and two ends of the upper end face of the workbench 1 are respectively fixedly connected with the limiting rod 69.

Example two: the difference between the embodiment and the first embodiment is that, wherein, the pushing device 7 is composed of a T-shaped plate 71, a screw 72, a push plate 73, a sliding rod 74 and a collecting box 75, one end of the upper end face of the workbench 1 is fixedly connected with the T-shaped plate 71, the screw 72 is connected with the inner cavity of the T-shaped plate 71 in a threaded manner, one end of the screw 72 is rotatably connected with the push plate 73, two ends of one side of the push plate 73 are fixedly connected with the sliding rod 74, the outer surface of the sliding rod 74 is slidably connected with the T-shaped plate 71, and the inner cavity of the right side of the workbench 1 is slidably connected with the collecting box 75.

When the injection molding machine works, firstly, materials needing injection molding are poured into a lower mold 3 through an injection molding opening 5, the materials enter the lower mold 3, a plastic part is completed through the matching of an upper mold 4, after the plastic part is cooled, a motor 62 is started, when the motor 62 is started, a driving gear 63 is driven to rotate clockwise, when the driving gear 63 rotates clockwise, a driven gear 64 is driven to rotate anticlockwise, so that a lower rack 65 and an upper rack 610 are simultaneously driven to move upwards, the lower rack 65 and the upper rack 610 are limited through a fixing sleeve 68 and a limiting rod 69, the deviation is avoided, when the lower rack 65 moves upwards, an ejector rod 67 is driven to move upwards through the matching of a lower connecting plate 66 to eject the plastic part out of an inner cavity of the lower mold 3, meanwhile, the upper rack 610 drives the upper mold 4 to move upwards through the matching of an upper connecting plate 611 and a connecting column 612, when the plastic part moves upwards and is completely separated from the lower mold 3, the motor 62 is turned off, the handle fixed at one end of the screw 72 is rotated to drive the push plate 73 to move forwards, the push plate 73 is limited by the sliding rod 74, the push plate 73 pushes the plastic part to move rightwards until the plastic part falls into the collection box 75, the situation that a worker frequently moves the plastic part to other positions is avoided, when the collection box 75 is full, the worker can pull out the collection box 75 to uniformly move and collect the plastic part in the collection box 75, after the plastic part is ejected and collected, the handle fixed at one end of the screw 72 is rotated reversely to drive the push plate 73 to return to the original position, at the moment, the motor 62 is started to drive the driving gear 63 to rotate reversely, the upper rack 610 and the lower rack 65 move downwards, when the fixed sleeve 68 moves downwards to be in contact with the upper end face of the workbench 1, all devices return to the original position, the injection mold can be restarted, and the operation of the worker is more convenient.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions.

Claims

1. The utility model provides an injection mold ejection mechanism, includes workstation (1), its characterized in that: the stamping die is characterized in that a lower die (3) is fixedly connected to the middle of the upper end face of the workbench (1), an upper die (4) is connected to the upper end face of the lower die (3) in an inserting mode, an ejection device (6) is installed at one end of the upper end face of the workbench (1), and a pushing device (7) is installed at the other end of the upper end face of the workbench (1).

2. An injection mold ejection mechanism as in claim 1, wherein: equal fixedly connected with supporting leg (2) of terminal surface under workstation (1), go up mould (4) up end middle part intercommunication and be connected with mouth (5) of moulding plastics.

3. An injection mold ejection mechanism as in claim 1, wherein: ejecting device (6) comprises fixed plate (61), motor (62), driving gear (63), driven gear (64), lower rack (65), lower connecting plate (66), ejector rod (67), fixed cover (68), gag lever post (69), last rack (610), upper junction plate (611) and spliced pole (612), workstation (1) up end one end fixedly connected with fixed plate (61), fixed plate (61) one side one end fixedly connected with motor (62), motor (62) output shaft fixedly connected with driving gear (63), driving gear (63) meshing is connected with driven gear (64), driven gear (64) middle part is rotated through axle and fixed plate (61) and is connected.

4. An injection mold ejection mechanism as in claim 3, wherein: the utility model discloses a die casting die, including driving gear (63), connecting plate (66) under the driving gear (63) meshing connection has lower rack (65), terminal surface fixedly connected with down connecting plate (66) under rack (65), connecting plate (66) up end one end fixedly connected with knockout rod (67) down, knockout rod (67) surface and workstation (1) inner chamber sliding connection, knockout rod (67) up end and workstation (1) up end are located same water flat line, driven gear (64) meshing connection has last rack (610), go up rack (610) up end fixedly connected with upper junction plate (611), terminal surface both ends fixedly connected with spliced pole (612) under upper junction plate (611), terminal surface and last mould (4) fixed connection under spliced pole (612).

5. An injection mold ejection mechanism as in claim 4, wherein: fixed cover (68) of fixedly connected with respectively on lower rack (65) and last rack (610) one side, fixed cover (68) inner chamber sliding connection has gag lever post (69), workstation (1) up end both ends respectively with gag lever post (69) fixed connection.

6. An injection mold ejection mechanism as in claim 1, wherein: thrust unit (7) comprise T template (71), screw rod (72), push pedal (73), slide bar (74) and collecting box (75), workstation (1) up end one end fixedly connected with T template (71), T template (71) inner chamber threaded connection has screw rod (72), screw rod (72) one end is rotated and is connected with push pedal (73), push pedal (73) one side both ends fixedly connected with slide bar (74), slide bar (74) surface and T template (71) sliding connection, workstation (1) right side inner chamber sliding connection has collecting box (75).