CN215516416U

CN215516416U - Concealed hoisting device for die replacement of injection molding machine

Info

Publication number: CN215516416U
Application number: CN202121595615.5U
Authority: CN
Inventors: 王孝生; 向凯; 胡志勇
Original assignee: Wuhan Binhu Double Crane Pharmaceutical Co Ltd
Current assignee: Wuhan Binhu Double Crane Pharmaceutical Co Ltd
Priority date: 2021-07-13
Filing date: 2021-07-13
Publication date: 2022-01-14
Anticipated expiration: 2031-07-13

Abstract

The utility model discloses a hidden hoisting device for die replacement of an injection molding machine, which comprises an injection molding machine and a manipulator, wherein a protective frame is fixedly arranged at the top of the injection molding machine, two groups of first hydraulic cylinders are fixedly arranged at the inner bottom of the protective frame, one ends of piston rods of the two groups of first hydraulic cylinders are fixedly connected with a fixed plate, one end of an output shaft of a driving motor is provided with a turntable bearing, the upper end of the turntable bearing is fixedly connected with a turntable, the upper end of the turntable is fixedly connected with a fixed block, the side wall of the fixed block is provided with a telescopic assembly, one end of the telescopic assembly is provided with an arc-shaped clamping block, a third hydraulic cylinder is fixedly arranged in the arc-shaped clamping block, one end of a piston rod of the third hydraulic cylinder is fixedly connected with a supporting plate, and the manipulator is fixedly arranged at the lower end of the supporting plate. When the injection molding machine is used, the crane is arranged at the top of the injection molding machine, so that additional floor space is not required to be increased, the injection molding machine is more concealed and safe, and the use is very convenient.

Description

Concealed hoisting device for die replacement of injection molding machine

Technical Field

The utility model relates to the technical field of injection molding machines, in particular to a hidden hoisting device for mold replacement of an injection molding machine.

Background

An injection molding machine, also known as an injection molding machine or an injection molding machine, is a main molding device for molding thermoplastic plastics or thermosetting plastics into plastic products of various shapes by using a plastic molding mold. The injection molding machine can heat the plastic, apply high pressure to the molten plastic, with the help of the thrust of the screw (or plunger), inject the plastic of the good molten state (namely viscous state) of plastifying into the good mould cavity of closure, get the technological process of the products after solidifying and shaping.

When the mold of the injection molding machine needs to be replaced, most of the existing injection molding machine equipment utilizes one set of large-scale traveling crane equipment to replace the mold, but the large-scale traveling crane equipment occupies a large area, is easy to cause safety accidents and is inconvenient to use.

For example, patent No. CN202022061047.2 discloses a hoisting device for mold replacement, which is characterized in that a hoisting suspension bracket is fixedly connected with a plurality of counterweight blocks, the lower end of the hoisting suspension bracket is fixedly connected with a universal wheel, the hoisting suspension bracket is fixedly connected with a hoisting fixing plate, and the hoisting fixing plate is provided with a threaded hole which is engaged with a lifting screw; however, the device needs to be arranged on one side of the processing device independently, and the space in a factory building is greatly occupied.

Therefore, the hidden lifting device for replacing the injection molding machine mold needs to be provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a hidden hoisting device for replacing an injection molding machine die, which is more hidden and safe without increasing extra floor space by arranging a crane at the top of the injection molding machine, so as to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme:

injection molding machine mould is changed and is hidden hoist device, including injection molding machine and manipulator, injection molding machine upper portion is provided with driving motor, just the one end of driving motor output shaft is provided with the carousel bearing, the upper end fixedly connected with carousel of carousel bearing, the upper end fixedly connected with fixed block of carousel, be provided with flexible subassembly on the lateral wall of fixed block, the one end of flexible subassembly is provided with the arc clamp splice, the inside fixed mounting of arc clamp splice has the third pneumatic cylinder, the one end fixedly connected with backup pad of third pneumatic cylinder piston rod, manipulator fixed mounting is in the lower extreme of backup pad.

Preferably, a protection frame is fixedly mounted at the top of the injection molding machine, two groups of first hydraulic cylinders are fixedly mounted at the inner bottom of the protection frame, one ends of piston rods of the two groups of first hydraulic cylinders are fixedly connected with a fixing plate, and the driving motor is arranged at the upper end of the fixing plate.

Preferably, the top fixed welding of injection molding machine has the mounting panel, fixedly connected with connecting plate on the lateral wall of protective frame, mounting panel and connecting plate are to its setting, and the connecting plate subsides are applied in the upper end of mounting panel.

Preferably, through fixing bolt fixed connection between mounting panel and the connecting plate, threaded hole is seted up to one side of mounting panel, fixing bolt's one end runs through connecting plate threaded connection in the inside of screw hole, mounting panel and connecting plate are the symmetry and are provided with two sets ofly.

Preferably, the upper end of the fixed plate is fixedly connected with a mounting frame, the turntable bearing is embedded and fixed on one side of the mounting frame, and one end of the output shaft of the driving motor penetrates through the mounting frame and is fixedly inserted into the inner ring of the turntable bearing.

Preferably, the telescopic assembly comprises a sleeve, the sleeve is fixedly connected to the side wall of the fixed block, and an inner rod is slidably mounted inside the sleeve.

Preferably, one end of the inner rod, which is positioned inside the sleeve, is fixedly connected with a limiting block, and one side of the arc-shaped clamping block is fixedly connected with one end of the inner rod, which is positioned outside the sleeve.

Preferably, a second hydraulic cylinder is fixedly mounted at the lower end of the sleeve, a push plate is fixedly connected to the lower end of the inner rod, and one end of a piston rod of the second hydraulic cylinder is fixedly connected to one side of the push plate.

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

the utility model is characterized in that through the design of the structures of a protective frame, a first hydraulic cylinder, a driving motor, a turntable, a second hydraulic cylinder, a sleeve, an inner rod, a push plate, a third hydraulic cylinder, a mechanical arm and the like, firstly, the protective frame is arranged at the upper end of an injection molding machine, then the first hydraulic cylinder drives the driving motor to move upwards, the driving motor drives the turntable to rotate, so that the mechanical arm is moved to the upper part of a mold to be replaced, then the second hydraulic cylinder pushes the push plate, the push plate drives the inner rod to extend outwards to a designated position, then the third hydraulic cylinder drives the mechanical arm to move downwards, and finally the mechanical arm is used for clamping the mold for replacing the mold, thereby avoiding the situation that the traditional large-scale traveling crane equipment occupies a large area and is easy to cause safety accidents, more concealed and safe, and very convenient to use.

Drawings

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

FIG. 2 is a schematic cross-sectional view of the present invention;

FIG. 3 is a schematic axial view of the sleeve and inner rod of the present invention;

fig. 4 is a schematic sectional structure view of the sleeve of the present invention.

In the figure: 1. an injection molding machine; 2. a protective frame; 3. mounting a plate; 4. a connecting plate; 5. fixing the bolt; 6. a first hydraulic cylinder; 7. a fixing plate; 8. a drive motor; 9. a mounting frame; 10. a turntable bearing; 11. a turntable; 12. a fixed block; 13. a sleeve; 14. an inner rod; 15. a limiting block; 16. a second hydraulic cylinder; 17. pushing the plate; 18. an arc-shaped clamping block; 19. a third hydraulic cylinder; 20. a support plate; 21. a robot arm.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the concealed lifting device for die replacement of an injection molding machine provided by the utility model comprises an injection molding machine 1 and a manipulator 21, wherein a protective frame 2 is fixedly installed at the top of the injection molding machine 1, an installation plate 3 is fixedly welded at the top of the injection molding machine 1, a connecting plate 4 is fixedly connected to the side wall of the protective frame 2, the installation plate 3 and the connecting plate 4 are arranged in a corresponding mode, the connecting plate 4 is attached to the upper end of the installation plate 3, the installation plate 3 and the connecting plate 4 are fixedly connected through a fixing bolt 5, a threaded hole is formed in one side of the installation plate 3, one end of the fixing bolt 5 penetrates through the connecting plate 4 and is connected to the inside of the threaded hole in a threaded mode, two groups of the installation plate 3 and the connecting plate 4 are symmetrically arranged, and the device is installed at the upper end of the injection molding machine 1 through the fixing bolt 5, so that the device does not need to occupy extra space when in use.

When the mould of injection molding machine 1 is changed to needs, there are two sets of first pneumatic cylinders 6 through the interior bottom fixed mounting of protection frame 2, and the one end fixedly connected with fixed plate 7 of the 6 piston rods of two sets of first pneumatic cylinders utilizes first pneumatic cylinder 6 to drive fixed plate 7 rebound.

Simultaneously, there is driving motor 8 at the upper end fixed mounting of fixed plate 7, the one end of the 8 output shafts of driving motor is provided with carousel bearing 10, the upper end fixedly connected with mounting bracket 9 of fixed plate 7, carousel bearing 10 inlays the dress and is fixed in one side of mounting bracket 9, the one end of the 8 output shafts of driving motor runs through the fixed inner circle of pegging graft in carousel bearing 10 of mounting bracket 9, the upper end fixedly connected with carousel 11 of carousel bearing 10, it rotates to utilize driving motor 8 to drive carousel 11, carousel 11 rotates and drives the manipulator 21 that sets up in carousel 11 top and rotate, a mould top for removing manipulator 21 to need to be changed, wherein the setting of mounting bracket 9, in order to avoid the direct atress of the output shaft of driving motor 8, driving motor 8's life has been prolonged.

Carousel 11's upper end fixedly connected with fixed block 12, be provided with flexible subassembly on the lateral wall of fixed block 12, the one end of flexible subassembly is provided with arc clamp splice 18, the inside fixed mounting of arc clamp splice 18 has third pneumatic cylinder 19, the one end fixedly connected with backup pad 20 of third pneumatic cylinder 19 piston rod, manipulator 21 fixed mounting is in the lower extreme of backup pad 20, utilize flexible subassembly to drive third pneumatic cylinder 19 and remove, be used for removing manipulator 21 to the mould directly over, utilize third pneumatic cylinder 19 to drive manipulator 21 downstream at last, be used for pressing from both sides the mould and get.

Wherein, telescopic component includes sleeve pipe 13, sleeve pipe 13 fixed connection is on the lateral wall of fixed block 12, the inside slidable mounting of sleeve pipe 13 has interior pole 14, interior pole 14 is located the inside one end fixedly connected with stopper 15 of sleeve pipe 13, one side fixed connection of arc clamp 18 is in the outside one end of interior pole 14 in sleeve pipe 13, the lower extreme fixed mounting of sleeve pipe 13 has second pneumatic cylinder 16, the lower extreme fixedly connected with push pedal 17 of interior pole 14, the one end fixed connection of the 16 piston rods of second pneumatic cylinder is in one side of push pedal 17, promote push pedal 17 through second pneumatic cylinder 16, push pedal 17 drives interior pole 14 and outwards extends to the assigned position, thereby realized the removal to third pneumatic cylinder 19, setting through stopper 15, can prevent interior pole 14 from being released sleeve pipe 13, certain limiting displacement has been played.

When the utility model is used, firstly, the protective frame 2 is arranged on the top of the injection molding machine 1 through the mounting plate 3, the connecting plate 4 and the fixing bolt 5, when the mould inside the injection molding machine 1 needs to be replaced, the first hydraulic cylinder 6 is firstly utilized to drive the fixed plate 7 to move upwards, then the driving motor 8 is used for driving the turntable 11 to rotate, the turntable 11 rotates to drive the manipulator 21 arranged above the turntable 11 to rotate, the manipulator 21 is moved to the position above the die to be replaced, then the second hydraulic cylinder 16 is used to push the push plate 17, the push plate 17 drives the inner rod 14 to extend outwards to a designated position, then the third hydraulic cylinder 19 is used for driving the manipulator 21 to move downwards, finally the manipulator 21 is used for clamping the mould, after the clamping is finished, and the driving motor 8 is used again to drive the manipulator 21 which clamps the mold to rotate, so as to place the mold at a specified position.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Injection molding machine mould is changed and is concealed hoist device, including injection molding machine (1) and manipulator (21), its characterized in that: injection molding machine (1) upper portion is provided with driving motor (8), just the one end of driving motor (8) output shaft is provided with carousel bearing (10), upper end fixedly connected with carousel (11) of carousel bearing (10), upper end fixedly connected with fixed block (12) of carousel (11), be provided with flexible subassembly on the lateral wall of fixed block (12), the one end of flexible subassembly is provided with arc clamp splice (18), the inside fixed mounting of arc clamp splice (18) has third pneumatic cylinder (19), the one end fixedly connected with backup pad (20) of third pneumatic cylinder (19) piston rod, manipulator (21) fixed mounting is in the lower extreme of backup pad (20).

2. The concealed hoisting device for mold replacement of injection molding machine according to claim 1, characterized in that: the top fixed mounting of injection molding machine (1) has protection frame (2), the interior bottom fixed mounting of protection frame (2) has two sets of first pneumatic cylinder (6), and is two sets of the one end fixedly connected with fixed plate (7) of first pneumatic cylinder (6) piston rod, driving motor (8) set up in the upper end of fixed plate (7).

3. The concealed hoisting device for mold replacement of injection molding machine according to claim 2, characterized in that: the top fixed welding of injection molding machine (1) has mounting panel (3), fixedly connected with connecting plate (4) on the lateral wall of protective frame (2), mounting panel (3) and connecting plate (4) are to its setting, and connecting plate (4) subsides are applied in the upper end of mounting panel (3).

4. The concealed hoisting device for mold replacement of injection molding machine according to claim 3, characterized in that: through fixing bolt (5) fixed connection between mounting panel (3) and connecting plate (4), threaded hole is seted up to one side of mounting panel (3), the one end through connection board (4) threaded connection of fixing bolt (5) is in the inside of screw hole, mounting panel (3) and connecting plate (4) are the symmetry and are provided with two sets ofly.

5. The concealed hoisting device for mold replacement of injection molding machine according to claim 2, characterized in that: the upper end fixedly connected with mounting bracket (9) of fixed plate (7), carousel bearing (10) inlays the dress and is fixed in one side of mounting bracket (9), the one end of driving motor (8) output shaft runs through mounting bracket (9) and fixes pegging graft in the inner circle of carousel bearing (10).

6. The concealed hoisting device for mold replacement of injection molding machine according to claim 1, characterized in that: the telescopic assembly comprises a sleeve (13), the sleeve (13) is fixedly connected to the side wall of the fixed block (12), and an inner rod (14) is arranged inside the sleeve (13) in a sliding mode.

7. The concealed hoisting device for mold replacement of injection molding machine according to claim 6, characterized in that: the inner rod (14) is located at one end inside the sleeve (13) and is fixedly connected with a limiting block (15), and one side of the arc-shaped clamping block (18) is fixedly connected to one end, located outside the sleeve (13), of the inner rod (14).

8. The concealed hoisting device for mold replacement of injection molding machine according to claim 7, characterized in that: the lower extreme fixed mounting of sleeve pipe (13) has second pneumatic cylinder (16), the lower extreme fixedly connected with push pedal (17) of interior pole (14), the one end fixed connection of second pneumatic cylinder (16) piston rod is in one side of push pedal (17).