CN214773562U

CN214773562U - Injection molding machine mould lifts by crane mechanism

Info

Publication number: CN214773562U
Application number: CN202121183078.3U
Authority: CN
Inventors: 周张凯; 张卫
Original assignee: Ningbo Ouyilai Machinery Manufacturing Co ltd
Current assignee: Ningbo Ouyilai Machinery Manufacturing Co ltd
Priority date: 2021-05-28
Filing date: 2021-05-28
Publication date: 2021-11-19
Anticipated expiration: 2031-05-28

Abstract

The application relates to the technical field of injection molding equipment, in particular to a mold lifting mechanism of an injection molding machine. It is including the hoisting device who is used for promoting injection mold, hoisting device is including setting up the cage of placing that drives actuating cylinder and setting up on the piston rod that drives actuating cylinder on the operation platform of injection molding machine, just it has offered the cavity that supplies injection mold to place in the cage to place. This application has the effect that reduces the operation degree of difficulty of changing injection mold.

Description

Injection molding machine mould lifts by crane mechanism

Technical Field

The application relates to the technical field of injection molding equipment, in particular to a mold lifting mechanism of an injection molding machine.

Background

An injection molding machine, also known as an injection molding machine or an injection molding machine, has the capability of molding plastic products with complicated shapes, precise sizes or dense textures with metal inserts in one step, and therefore, is widely applied to various fields of national defense, electromechanics, automobiles, transportation, building materials, packaging, agriculture, cultural and educational sanitation and daily life of people.

In the related art, patent document No. CN105459323A discloses an injection molding machine, which mainly includes an injection mold, an injection molding mechanism, and an operation table, wherein the injection mold and the injection molding mechanism are both disposed on the operation table, and the injection molding mechanism is located behind the injection mold.

In view of the above-mentioned related technologies, the inventor believes that when different plastic products need to be prepared, an operator is usually required to manually replace the injection mold, but the injection mold is relatively heavy, and the operation of replacing the injection mold is complicated.

Disclosure of Invention

In order to reduce the operation degree of difficulty of changing injection mold, this application provides an injection molding machine mould hoisting mechanism.

The application provides an injection molding machine mould lifts by crane mechanism adopts following technical scheme:

the utility model provides an injection molding machine mould lifts by crane mechanism, is including the hoisting device who is used for promoting injection molding machine, hoisting device is including setting up the cage of placing that drives actuating cylinder and setting up on the piston rod that drives actuating cylinder on the operation platform of injection molding machine, just place and set up the cavity that supplies injection molding machine to place in the cage.

Through adopting above-mentioned technical scheme, owing to drive the setting of actuating cylinder and placing the cage for when needs are changed injection mold, operating personnel can directly place injection mold in placing the cage, and force to place the cage and reciprocate between ground and operation platform through driving actuating cylinder, through the operation of saving operating personnel transport promotion, effectively reduce the operation degree of difficulty of changing injection mold.

Optionally, the lifting device further comprises a connecting piece arranged between the placing cage and the driving cylinder, the connecting piece comprises a connecting piece fixedly connected to a piston rod of the driving cylinder and a plurality of positioning bolts arranged on the connecting piece at uniform intervals, and the connecting piece is fixedly connected with the placing cage through the plurality of positioning bolts.

Through adopting above-mentioned technical scheme, because the setting of connection piece and a plurality of positioning bolt for when needs are changed great mould, can dismantle or install placing the cage through positioning bolt, and then effectively improve the practicality that injection molding machine mould lifted by crane the mechanism.

Optionally, the injection molding machine further comprises a rotating device used for transferring the injection mold to the operating platform, the rotating device comprises a rotating shaft fixedly connected to the operating platform of the injection molding machine and a supporting frame rotatably connected to the rotating shaft, and the driving cylinder is fixedly connected to the supporting frame.

Through adopting above-mentioned technical scheme, because the setting of axis of rotation and support frame for when needs shift injection mold to operation platform's up end from unsettled department, can direct control support frame revolve the axis of rotation, and finally force to place the cage rotatory to the operation platform of injection molding machine on, through the operation of saving operating personnel transport and shift, further reduce the operation degree of difficulty of changing injection mold.

Optionally, the support frame is including rotating the mounting panel and a plurality of bracing pieces that set up between mounting panel and spliced pole of connecting in the epaxial spliced pole of rotation, fixed connection in the lateral wall of spliced pole, drive actuating cylinder fixed connection in the lower terminal surface of mounting panel, just be formed with the triangle space between spliced pole, mounting panel and the bracing piece.

Through adopting above-mentioned technical scheme, because the setting of spliced pole, mounting panel and bracing piece, and be formed with the triangle space between spliced pole, mounting panel and the bracing piece for when promoting or shifting injection mold, the bracing piece all can support whole hoisting device and injection mold through triangle control, and then effectively improves injection mold's operational safety.

Optionally, a rotating hole is formed in the lower end face of the connecting column in a penetrating mode, and the rotating shaft penetrates through the rotating hole.

Through adopting above-mentioned technical scheme, owing to the setting in rotation hole for when needs installation rotary device, operating personnel can directly wear to locate the rotation axis in the rotation hole, and then make rotary device's installation more simple and convenient.

Optionally, the rotating device further includes a limit nut disposed on the rotating shaft, and an outer diameter of the limit nut is larger than an aperture of the rotating hole.

Through adopting above-mentioned technical scheme, because stop nut's setting, and stop nut's external diameter is greater than the aperture in rotation hole for stop nut can pass through the removal of the whole support frame of spliced pole restriction, and then reduces the possibility that support frame and axis of rotation take place to break away from, effectively improves rotary device's rotational stability.

Optionally, the rotating device further comprises a driving part for driving the support frame to rotate, the driving part comprises a driving motor fixedly connected to an operating platform of the injection molding machine, a first bevel gear fixedly connected to a driving shaft of the driving motor, and a second bevel gear fixedly connected to the support frame, and the first bevel gear and the second bevel gear are meshed with each other.

Through adopting above-mentioned technical scheme, because the setting of driving motor, first bevel gear and second bevel gear for when needs shift injection mold to operation platform's up end from unsettled department, driving motor can directly order about the support frame through first bevel gear and second bevel gear and take place rotatoryly, and then will place the cage and shift to operation platform's up end, through the operation of saving the artifical rotation support frame of operating personnel, further reduce the operation degree of difficulty of changing injection mold.

Optionally, a plurality of first universal wheels are arranged on the lower end face of the second bevel gear, and the wheel faces of the first universal wheels are abutted to the upper end face of an operating platform of the injection molding machine.

Through adopting above-mentioned technical scheme, because the setting of first universal wheel for when driving motor forces the support frame to take place to rotate through first bevel gear and second bevel gear, first universal wheel gives the rolling direction of second bevel gear, and through the mode that reduces frictional force, the rotation that makes the support frame is more simple smooth.

Optionally, a plurality of second universal wheels are arranged on the lower end face of the placing cage, and the wheel faces of the second universal wheels are abutted to the upper end face of an operating platform of the injection molding machine.

Through adopting above-mentioned technical scheme, because the setting of second universal wheel for when needs shift injection mold to operation platform's up end from unsettled department, the second universal wheel is given and is placed a rolling direction of cage, and through the mode that reduces frictional force, make the operation that shifts injection mold more simple smooth.

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

1. when the injection mold needs to be replaced, an operator can directly drive the air cylinder to force the placing cage to move up and down between the ground and the operating platform, so that the operation difficulty of replacing the injection mold is effectively reduced;

2. when the injection mold needs to be transferred to the upper end face of the operating platform from the suspended position, an operator can directly force the placing cage to rotate around the rotating shaft through the supporting frame, and the operation difficulty of replacing the injection mold is further reduced.

Drawings

Fig. 1 is a schematic structural diagram of a mold lifting mechanism of an injection molding machine in use.

Fig. 2 is a schematic structural diagram of a mold lifting mechanism of the injection molding machine.

Fig. 3 is an exploded schematic view of the lifting device.

Fig. 4 is a partially exploded schematic view of the rotating device.

Description of reference numerals: 1. a lifting device; 2. a rotating device; 3. a driving cylinder; 4. placing a cage; 5. a connecting member; 6. connecting sheets; 7. positioning the bolt; 8. a rotating shaft; 9. a support frame; 10. a drive member; 11. connecting columns; 12. mounting a plate; 13. a support bar; 14. a triangular space; 15. rotating the hole; 16. a limit nut; 17. a drive motor; 18. a first bevel gear; 19. a second bevel gear; 20. a first universal wheel; 21. a second universal wheel; 22. a cavity.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses injection molding machine mould hoisting mechanism. Referring to fig. 1 and 2, the injection molding machine mold lifting mechanism includes a lifting device 1 for lifting the injection mold and a rotating device 2 for transferring the injection mold to an operating platform, wherein the rotating device 2 is mounted on the operating platform of the injection molding machine, and the lifting device 1 is mounted at an output end of the rotating device 2.

Referring to fig. 2 and 3, the lifting device 1 includes a driving cylinder 3 installed at the output end of the rotating device 2, a placing cage 4 disposed on the piston rod of the driving cylinder 3, and a connecting member 5 disposed between the driving cylinder 3 and the placing cage 4, a cavity 22 is formed in the placing cage 4, and an injection mold is placed in the cavity 22.

When the injection mold needs to be replaced, a new injection mold is placed in the cavity 22, the cylinder is opened afterwards, the piston rod of the cylinder forces the placement cage 4 to be transferred to the operating platform of the injection molding machine, the new injection mold and the old injection mold are replaced afterwards, and the operation difficulty of replacing the injection mold is effectively reduced by omitting the operation of manually lifting the injection mold by operators.

In order to further improve the practicability of the mold lifting device of the injection molding machine, in the embodiment, the piston rod of the driving cylinder 3 is detachably connected with the placing cage 4 through the connecting piece 5, and the structure of the connecting piece 5 is as follows:

continuing to refer to fig. 3, connecting piece 5 includes connection piece 6 and a plurality of threaded connection in the positioning bolt 7 of the up end of connection piece 6 on the piston rod that drives actuating cylinder 3, and connection piece 6 with place cage 4 and pass through positioning bolt 7 and can dismantle the connection for when needs change injection mold of different scales, can directly change placing cage 4 through positioning bolt 7, and then improve injection molding machine mould hoisting accessory's practicality.

In this embodiment, positioning bolt 7 is provided with six, and six positioning bolt 7 use the axis of connection piece 6 as the center, are centrosymmetric setting, and then make six positioning bolt 7 can fix placing cage 4 in coordination, effectively improve the stability of being connected of placing between cage 4 and connection piece 6.

Referring to fig. 2 and 4, the rotating device 2 includes a rotating shaft 8 fixedly connected to the operating platform of the injection molding machine, a supporting frame 9 rotatably connected to the rotating shaft 8, and a driving member 10 for driving the supporting frame 9 to rotate, the driving cylinder 3 is fixedly connected to the supporting frame 9, the driving member 10 is fixedly connected to the operating platform of the injection molding machine, and an output end of the driving member 10 is connected to the supporting frame 9 in a matching manner.

Specifically, the support frame 9 includes a connection column 11 rotatably connected to the rotation shaft 8, a mounting plate 12 fixedly connected to a side wall of the connection column 11, and a plurality of support rods 13 fixedly connected between the mounting plate 12 and the connection column 11, for example, the support rods 13 are provided with two, the two support rods 13 are respectively arranged on two sides of the mounting plate 12, and the two support rods 13 form a triangular space 14 with the mounting plate 12 and the connection column 11.

Drive actuating cylinder 3 fixed connection in mounting panel 12's lower terminal surface, and drive actuating cylinder 3 and be located between two bracing pieces 13 for two bracing pieces 13 support whole hoisting device 1 and injection mold in coordination, and then effectively improve the operational safety who promotes injection mold.

In this embodiment, the rotation connection mode of the connection column 11 and the rotation shaft 8 is as follows:

continuing to refer to fig. 2 and 4, the lower terminal surface of spliced pole 11 runs through and has seted up rotation hole 15, and be provided with stop nut 16 on the axis of rotation 8, and stop nut 16's external diameter is greater than the aperture that rotates hole 15, axis of rotation 8 wears to establish rotation hole 15 and with stop nut 16 threaded connection, and then make spliced pole 11 can directly revolve rotation axis 8 through rotating hole 15 rotatory, and stop thread can pass through the removal of spliced pole 11 restriction whole support frame 9 again, and then reduce the possibility that support frame 9 and axis of rotation 8 take place to break away from, effectively improve rotary device 2's rotational stability.

In other embodiments, the rotation hole 15 may be opened on the upper end surface of the rotation shaft 8, and the connection column 11 is inserted into the rotation hole 15, so that the connection column 11 can still rotate around the axis of the rotation shaft 8.

With continued reference to fig. 2 and 4, the driving member 10 includes a driving motor 17 fixedly connected to the operating platform of the injection molding machine, a first bevel gear 18 fixedly connected to a driving shaft of the driving motor 17, and a second bevel gear 19 fixedly connected to a lower end of the connecting column 11, and the first bevel gear 18 and the second bevel gear 19 are engaged with each other.

When the injection mold needs to be transferred to the upper end face of the operating platform from the suspended position, the driving motor 17 can directly drive the connecting column 11 to rotate through the first bevel gear 18 and the second bevel gear 19, and the connecting column 11 drives the mounting plate 12 and the whole lifting assembly to rotate, so that the operation difficulty of replacing the injection mold is further reduced.

In addition, in order to more smoothly drive the supporting frame 9 to rotate, a plurality of first universal wheels 20 are fixedly connected to the lower end face of the second bevel gear 19, a plurality of second universal wheels 21 are fixedly connected to the lower end face of the placing cage 4, and the wheel faces of the first universal wheels 20 and the second universal wheels 21 are abutted to the upper end face of an operating platform of the injection molding machine.

In the present embodiment, four first universal wheels 20 and four second universal wheels 21 are provided, and the four first universal wheels 20 are arranged in central symmetry with the axis of the second bevel gear 19 as the center. And the four second universal wheels 21 are arranged in central symmetry with the axis of the cage 4 as the center. The four first universal wheels 20 are used for providing rolling guide for the second bevel gear 19 in a coordinated mode, the four second universal wheels 21 are used for providing rolling guide for the placement cage 4 in a coordinated mode, and the operation of transferring the injection mold is enabled to be simpler and smoother in a friction force reducing mode.

In the present embodiment, the above-mentioned fixed connection may be implemented by a conventional fixed connection manner such as welding, bolting, and screwing.

The implementation principle of the injection molding machine mould hoisting mechanism of the embodiment of the application is as follows:

when the injection mold needs to be replaced, a new injection mold is placed in the cavity 22, then the air cylinder is started, and the piston rod of the air cylinder forces the placement cage 4 to be suspended and transferred to an operation platform of the injection molding machine.

Subsequently, the driving motor 17 is turned on, and the driving motor 17 can directly drive the connecting column 11 to rotate through the first bevel gear 18 and the second bevel gear 19, and the connecting column 11 drives the mounting plate 12 and the whole lifting assembly to rotate.

Afterwards, can change new injection mold and old injection mold to through the operation that saves the artifical promotion of operating personnel and shift injection mold, effectively reduce the operation degree of difficulty of changing injection mold.

When the injection mold needs to be transferred to the upper end face of the operating platform from the suspension position, the operation difficulty of replacing the injection mold is further reduced.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides an injection molding machine mould lifts by crane mechanism which characterized in that: including hoisting device (1) that is used for promoting injection mold, hoisting device (1) including set up drive actuating cylinder (3) on the operation platform of injection molding machine and set up placing cage (4) on the piston rod that drives actuating cylinder (3), just place and set up cavity (22) that supply injection mold to place in cage (4).

2. The injection molding machine mold lifting mechanism of claim 1, wherein: lifting device (1) is still including setting up connecting piece (5) between placing cage (4) and driving actuating cylinder (3), connecting piece (5) include connection piece (6) and a plurality of even interval setting in positioning bolt (7) on connection piece (6) on the piston rod of driving actuating cylinder (3) fixed connection, just connection piece (6) are through a plurality of positioning bolt (7) and place cage (4) fixed connection.

3. The injection molding machine mold lifting mechanism of claim 1, wherein: still including being used for shifting injection mold to rotary device (2) on the operation platform, rotary device (2) are including axis of rotation (8) and the support frame (9) of rotation connection on axis of rotation (8) on the operation platform of injection molding machine of fixed connection, drive actuating cylinder (3) fixed connection on support frame (9).

4. The injection molding machine mold lifting mechanism of claim 3, wherein: support frame (9) including rotate the mounting panel (12) and a plurality of bracing piece (13) that set up between mounting panel (12) and spliced pole (11) of connecting column (11), fixed connection on axis of rotation (8) the lateral wall, drive actuating cylinder (3) fixed connection in the lower terminal surface of mounting panel (12), just be formed with triangular space (14) between spliced pole (11), mounting panel (12) and bracing piece (13).

5. The injection molding machine mold lifting mechanism of claim 4, wherein: the lower end face of the connecting column (11) is provided with a rotating hole (15) in a penetrating mode, and the rotating shaft (8) penetrates through the rotating hole (15).

6. The injection molding machine mold lifting mechanism of claim 5, wherein: the rotating device (2) further comprises a limiting nut (16) arranged on the rotating shaft (8), and the outer diameter of the limiting nut (16) is larger than the aperture of the rotating hole (15).

7. The injection molding machine mold lifting mechanism of claim 3, wherein: the rotating device (2) further comprises a driving piece (10) for driving the support frame (9) to rotate, the driving piece (10) comprises a driving motor (17) fixedly connected to an operating platform of the injection molding machine, a first bevel gear (18) fixedly connected to a driving shaft of the driving motor (17) and a second bevel gear (19) fixedly connected to the support frame (9), and the first bevel gear (18) and the second bevel gear (19) are meshed with each other.

8. The injection molding machine mold lifting mechanism of claim 7, wherein: the lower end face of the second bevel gear (19) is provided with a plurality of first universal wheels (20), and the wheel face of each first universal wheel (20) is abutted against the upper end face of an operating platform of the injection molding machine.

9. The injection molding machine mold lifting mechanism of claim 3, wherein: the lower end face of the placing cage (4) is provided with a plurality of second universal wheels (21), and the wheel faces of the second universal wheels (21) are abutted against the upper end face of an operating platform of the injection molding machine.