CN111823544A

CN111823544A - Turnover type die changing structure

Info

Publication number: CN111823544A
Application number: CN202010719567.XA
Authority: CN
Inventors: 郭锡南; 闫全柱; 郑俊峰
Original assignee: Guangdong Leshan Intelligent Equipment Corp ltd
Current assignee: Guangdong Leshan Intelligent Equipment Corp ltd
Priority date: 2020-07-23
Filing date: 2020-07-23
Publication date: 2020-10-27

Abstract

The invention discloses a turnover type die changing structure which comprises a fixed die plate (1), a movable die plate (2), a die locking arm (3) and a driver (4), wherein the driver (4) drives the movable die plate (2) to move towards the fixed die plate (1) in a reciprocating mode, the die locking arm (3) spans the fixed die plate (1) and the movable die plate (2), one end of the die locking arm (3) is directly or indirectly fixedly connected with the driver (4), the other end of the die locking arm is connected with the fixed die plate (1) through a shaft lever (5), and the fixed die plate (1) can rotate around the shaft lever (5). Because the fixed die plate can rotate around the shaft rod, the convenience of die replacement can be improved as long as the fixed die plate is turned to an open space during die replacement.

Description

Turnover type die changing structure

Technical Field

The invention belongs to the field of compression molding equipment, and particularly relates to a turnover type die changing structure which is suitable for compression molding equipment such as a bottle blowing machine.

Background

When the existing compression molding equipment (such as a bottle blowing machine) is used for replacing a mold, an operator needs to complete mold replacement operation in a space between two mold plates, and the space is narrow and inconvenient to operate. For this reason, it is necessary to optimize the existing mold changing structure.

Disclosure of Invention

The invention aims to provide a turnover mode locking structure which can improve convenience of mold replacement.

The technical problem is solved by the following technical scheme: the utility model provides a convertible retooling structure, includes fixed die plate, movable mould board, mode locking arm and driver, driver drive movable mould board towards fixed die plate reciprocating motion, and the mode locking arm strides across fixed die plate, movable mould board, and mode locking arm one end is direct or indirect and driver fixed connection, and the other end passes through the axostylus axostyle and is connected with the fixed die plate, and the fixed die plate can be rotatory around the axostylus axostyle.

Compared with the background technology, the invention has the following beneficial effects: because the fixed die plate can rotate around the shaft rod, the convenience of die replacement can be improved as long as the fixed die plate is turned to an open space during die replacement.

In one embodiment, the rotation angle of the fixed die plate is 0-180 degrees, and the mold locking arm is provided with a positioning support on the rotation track of the fixed die plate.

Has the advantages that: the positioning support can ensure that the fixed die plate is fixed in the position of the overturning state, and the reliability and the safety of the structure are ensured.

In one embodiment, the positioning support is a horizontal support table projecting on the outside of the clamp arm.

In one embodiment, the mold locking arm is provided with a buffer column which is propped against the back surface of the fixed mold plate, and the buffer column is sleeved with a buffer spring.

Has the advantages that: the arrangement of the buffer column and the buffer spring plays a balance role, and the smooth die opening and closing process is ensured.

In one embodiment, the fixed die plate is provided with a pluggable positioning column, and one end of the positioning column penetrates through the buffer column.

Has the advantages that: the buffer column is fixed with the fixed die plate by the aid of the pluggable positioning columns, balance of the buffer column can be guaranteed, and the fixed die plate can be prevented from being turned over.

In one embodiment, the mold locking arm is provided with a motor and a reduction gearbox, the motor drives the fixed mold plate to rotate through the reduction gearbox, and the shaft rod is an output shaft of the reduction gearbox and is positioned on the same horizontal plane with an output shaft of the driver.

In one embodiment, the mold locking arm is a C-shaped arm, the C-shaped arm consists of a horizontal arm, a front warping arm and a rear warping arm, a transverse sliding rail is arranged on the upper surface of the horizontal arm, and the movable mold plate is installed on the transverse sliding rail.

Has the advantages that: the mode locking arm adopts C shape arm structure to help improving the mode locking power, and the movable mould board moves on the mode locking arm moreover, and the mode locking arm helps reducing spare part quantity as the main part of moving the mould part, makes equipment structure simple compact more.

In one embodiment, the bottom of the mold locking arm is provided with a longitudinal sliding rail.

Has the advantages that: and a longitudinal sliding rail is arranged at the bottom of the mold locking arm, so that the mold locking arm can switch the station position conveniently.

In one embodiment, a synchronizing mechanism is arranged between the movable mould plate and the mould locking arm, the synchronizing mechanism consists of a gear and two racks, the racks are respectively arranged on the movable mould plate and the mould locking arm, and the gear is arranged on the mould locking arm and respectively meshed with the two racks.

Has the advantages that: the arrangement of the synchronizing mechanism ensures the stability of the moving process of the movable template and the synchronism with the mold locking arm, avoids the generation of virtual positions and ensures the smoothness of opening and closing the mold.

In one embodiment, one end of the mold locking arm is indirectly and fixedly connected with the driver through a link mechanism, and the driver and the movable mold plate synchronously reciprocate towards the fixed mold plate.

The above embodiments can be combined arbitrarily to form a combined embodiment according to the design requirements of the product and on the premise of contradiction in the technical scheme.

Drawings

FIG. 1 is a schematic structural view of a mold clamping state according to a first embodiment of the present invention;

FIG. 2 is a schematic structural diagram illustrating an open mold state according to a first embodiment of the present invention;

FIG. 3 is a schematic structural diagram of a first embodiment of the present invention illustrating a fixed mold plate in an inverted state;

FIG. 4 is a schematic front view of a mold clamping state according to a first embodiment of the present invention;

FIG. 5 is a schematic side view of a partial structure according to a first embodiment of the present invention;

fig. 6 is a schematic structural diagram of a second embodiment of the present invention.

Wherein: the device comprises a fixed template 1, a positioning column 11, a pin 12, a movable template 2, a mold locking arm 3, a positioning support 31, a buffer column 32, a buffer spring 33, a transverse sliding rail 34, a longitudinal sliding rail 35, a driver 4, a shaft lever 5, a synchronizing mechanism 6 and a link mechanism 7.

Detailed Description

The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.

Example one

As shown in fig. 1-5, the convertible mold changing structure of this embodiment includes a fixed mold plate 1, a movable mold plate 2, a mold locking arm 3, and a driver 4, where the driver 4 is an oil cylinder, the oil cylinder drives the movable mold plate 2 to reciprocate toward the fixed mold plate 1, and a synchronizing mechanism 6 is disposed between the movable mold plate 2 and the mold locking arm 3. The mold locking arm 3 strides across the fixed mold plate 1 and the movable mold plate 2, one end of the mold locking arm 3 is directly fixedly connected with the driver 4, the other end of the mold locking arm is connected with the fixed mold plate 1 through the shaft lever 5, and the fixed mold plate 1 can rotate around the shaft lever 5.

The fixed die plate 1 is driven to rotate by a motor, the die locking arm 3 is provided with the motor and a reduction gearbox, the motor drives the fixed die plate 1 to rotate through the reduction gearbox, and the shaft rod 5 is an output shaft of the reduction gearbox and is positioned on the same horizontal plane with an output shaft of the driver 4. The rotating angle of the fixed die plate 1 is 0-180 degrees, and the die locking arm 3 is provided with a positioning support 31 on the rotating track of the fixed die plate 1. In this embodiment, the positioning support 31 is a horizontal support base protruding from the outside of the clamp arm 3 at a position where the stationary platen 1 rotates by 180 °.

As shown in fig. 5, the mold locking arm 3 is provided with a buffer column 32 which is pressed against the back surface of the fixed mold plate 1, the buffer column 32 is sleeved with a buffer spring 33, and the buffer spring 33 is a disc spring. The fixed die plate 1 is provided with a pluggable positioning column 11, and one end of the positioning column 11 penetrates through the buffer column 31 and is fixed through a pin 12.

In this embodiment, the mold locking arm 3 is a C-shaped arm, the C-shaped arm is composed of a horizontal arm, a front tilting arm and a rear tilting arm, a transverse slide rail 34 is arranged on the upper surface of the horizontal arm, and the movable mold plate 2 is installed on the transverse slide rail 34. The bottom of the mold locking arm 3 is provided with a longitudinal slide rail 35.

In this embodiment, the synchronizing mechanism 6 is composed of a gear and two racks, the racks are respectively provided with the movable platen 2 and the mold clamping arm 3, and the gear is provided on the mold clamping arm 3 and respectively engaged with the two racks.

The working principle is as follows: during mold changing, the fixed mold plate 1 and the movable mold plate 2 are in a mold opening state, the positioning columns 11 and the pins 12 are drawn out to separate the fixed mold plate 1 from the buffer columns 32 of the mold locking arms, then the motor drives the fixed mold plate 1 to rotate 180 degrees and is fixed on the positioning supports 31, an operator can replace a mold at the moment, after the mold changing is completed, the motor drives the fixed mold plate 1 to turn over and restore to the original position, at the moment, the positioning columns 11 and the pins 12 are inserted to enable the fixed mold plate 1 to be matched with the buffer columns 32 of the mold locking arms, and the smooth mold opening and closing is.

Example two

As shown in fig. 6, the main differences between the present embodiment and the first embodiment are: one end of the mold locking arm 3 is indirectly and fixedly connected with a driver 4 through a connecting rod mechanism 7, the driver 4 and the movable mold plate 2 are respectively installed on a transverse sliding rail 34 and synchronously move towards the fixed mold plate 1 in a reciprocating mode, and the driver 4 is of a hybrid power structure consisting of a motor and an oil cylinder.

The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and substitutions can be made without departing from the technical principle of the present invention, and these modifications and substitutions should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a convertible retooling structure which characterized in that: including fixed die plate (1), movable mould board (2), mode locking arm (3) and driver (4), driver (4) drive movable mould board (2) towards fixed die plate (1) reciprocating motion, fixed die plate (1), movable mould board (2) are strideed across in mode locking arm (3), mode locking arm (3) one end is direct or indirect and driver (4) fixed connection, the other end passes through axostylus axostyle (5) and is connected with fixed die plate (1), fixed die plate (1) can be around axostylus axostyle (5) rotation.

2. The convertible die change structure of claim 1, wherein: the rotating angle of the fixed die plate (1) is 0-180 degrees, and the die locking arm (3) is provided with a positioning support (31) on the rotating track of the fixed die plate (1).

3. The convertible die change structure of claim 2, wherein: the positioning support (31) is a horizontal support platform protruding out of the mold locking arm (3).

4. The convertible die change structure of claim 1, wherein: the mould locking arm (3) is provided with a buffer column (32) which is supported on the back surface of the fixed mould plate (1), and the buffer column (32) is sleeved with a buffer spring (33).

5. The convertible die change structure of claim 4, wherein: the fixed die plate (1) is provided with a pluggable positioning column (11), and one end of the positioning column (11) penetrates through the buffer column (31).

6. The convertible die change structure of any one of claims 1-5, wherein: the mould locking arm (3) is provided with a motor and a reduction gearbox, the motor drives the fixed mould plate (1) to rotate through the reduction gearbox, and the shaft rod (5) is an output shaft of the reduction gearbox and is positioned on the same horizontal plane with an output shaft of the driver (4).

7. The convertible die change structure of any one of claims 1-5, wherein: the mould locking arm (3) is a C-shaped arm, the C-shaped arm consists of a horizontal arm, a front warping arm and a rear warping arm, a transverse sliding rail (34) is arranged on the upper surface of the horizontal arm, and the movable mould plate (2) is installed on the transverse sliding rail (34).

8. The convertible die change structure of any one of claims 1-5, wherein: and a longitudinal slide rail (35) is arranged at the bottom of the mold locking arm (3).

9. The convertible die change structure of any one of claims 1-5, wherein: a synchronizing mechanism (6) is arranged between the movable mould plate (2) and the mould locking arm (3), the synchronizing mechanism (6) is composed of a gear and two racks, the racks are respectively arranged on the movable mould plate (2) and the mould locking arm (3), and the gear is arranged on the mould locking arm (3) and is respectively meshed with the two racks.

10. The convertible die change structure of any one of claims 1-5, wherein: one end of the mold locking arm (3) is indirectly and fixedly connected with the driver (4) through the connecting rod mechanism (7), and the driver (4) and the movable mold plate (2) synchronously move towards the fixed mold plate (1) in a reciprocating mode.