CN217894905U

CN217894905U - Lifting balancing device for drawing die insert block

Info

Publication number: CN217894905U
Application number: CN202222015342.3U
Authority: CN
Inventors: 王立文; 霍海波; 毕研恒; 潘朝雄; 樊涛; 梁刚; 黄全梅; 王�锋
Original assignee: Dongfeng Die & Stamping Technologies Co ltd
Current assignee: Dongfeng Die & Stamping Technologies Co ltd
Priority date: 2022-07-29
Filing date: 2022-07-29
Publication date: 2022-11-25
Anticipated expiration: 2032-07-29

Abstract

The utility model relates to a lifting balancing device for a drawing die insert, which comprises a lifting ring, a lifting plate, a connecting screw and a fixed block fixedly connected with the insert; the middle of the lifting plate is provided with a mounting hole on a screw, one end of the lifting plate is provided with a lifting ring mounting hole, and the tail end of the lifting ring is in threaded connection with the lifting ring mounting hole, so that the lifting ring is mounted on the lifting plate; and the upper end of the fixed block is provided with a lower screw mounting hole which is the same as the upper screw mounting hole in central axis, and the tail part of the connecting screw penetrates through the upper screw mounting hole to be in threaded connection with the lower screw mounting hole in the fixed block. When the insert is hoisted, a force arm is formed on the hoisting plate, so that the force applied by hoisting equipment and the gravity of the insert keep balance, namely, the hoisting process of the insert is always kept horizontal by utilizing the lever principle, and thus, the insert can be smoothly assembled with a mating piece even after being transferred to the next station.

Description

Lifting balancing device for drawing die insert block

Technical Field

The utility model relates to a mould punching press technical field especially relates to a drawing die inserts and lifts by crane balancing unit.

Background

In the manufacturing process of the die, a large number of alloy steel inserts are used when high-strength steel plates and thick plate parts are drawn, and the weight of the inserts is generally 40kg to 100kg. Because the working profile of the insert is used for sheet forming, any hole cannot be formed in the middle of the working profile of the insert, and a designer can only design lifting holes in the edge of the working profile of the insert.

When the insert is hoisted on site, firstly, hoisting rings are installed in the hoisting holes, and the hoisting rings are hooked by hoisting equipment to hoist the insert. However, because the lifting holes are located at the edge of the insert, the insert is high on one side and low on the other side during lifting, and the insert cannot keep balance during the lifting process. After the insert block is transferred to the next station, the bottom of the insert block and a fitting piece cannot be kept horizontal, so that the assembly is difficult.

Disclosure of Invention

The utility model aims at providing a drawing die inserts lifts by crane balancing unit through installing the lifting by crane balancing unit on inserting, can realize inserting and remain the horizontality throughout the lifting process, like this, after being transported next station, can accomplish the assembly smoothly with the fitting piece inserting.

In order to achieve the purpose, the utility model relates to a lifting balance device for a drawing die insert, which comprises a lifting ring, a lifting plate, a connecting screw, a fixed block fixedly connected with the insert and a fastening screw;

the middle of the lifting plate is provided with a screw upper mounting hole, the lifting plate is provided with at least one lifting ring mounting hole, the screw upper mounting hole and the lifting ring mounting hole are distributed along the length direction of the lifting plate, and the lifting ring is in threaded connection with the lifting ring mounting hole so that the lifting ring is mounted on the lifting plate;

the upper end of the fixed block is provided with a lower screw mounting hole which has the same central axis with the upper screw mounting hole, the tail part of the connecting screw penetrates through the upper screw mounting hole to be in threaded connection with the lower screw mounting hole on the fixed block, and the lifting plate is connected with the fixed block through the connecting screw.

Preferably, the number of the lifting ring mounting holes is eight, and the eight lifting ring mounting holes are distributed on two sides of the screw mounting hole.

The hoisting ring is arranged in the hoisting ring mounting holes at different positions according to the weight difference of the insert, namely the length of the hoisting force arm is adjusted, so that the purpose of stable hoisting is achieved. The problem that the balance device is manufactured again due to the difference of the insert weight is avoided, and the cost is increased.

Furthermore, the number of the lifting rings is two, and the two lifting rings are respectively installed in the lifting ring installation holes on the two sides of the bolt installation hole. According to the field hoisting space and angle, the hoisting ring on any side can be selected for hoisting, and the operation is convenient.

Furthermore, the mounting hole on the screw is a unthreaded hole, and the mounting hole on the screw is in clearance fit with the connecting screw.

The mounting holes on the screws are in clearance fit with the connecting screws, so that the lifting plate can be ensured to rotate around the connecting screws, and before the insert is lifted, the lifting plate is adjusted to a proper angle and then lifted, and the operation is convenient and flexible.

As a preferred scheme, the fixing block is provided with a threaded through hole, and a fastening screw penetrates through the threaded through hole to be in threaded connection with the insert, so that the fixing block is convenient to disassemble.

Furthermore, the fixed block is L-shaped and comprises a lifting plate connecting part and an insert connecting part, the height of the lifting plate connecting part is larger than that of the insert connecting part, the lower mounting hole of the screw is formed in the upper end of the lifting plate connecting part, and the threaded through hole is formed in the insert connecting part.

The height of the connecting part of the lifting plate is greater than that of the connecting part of the insert, so that the lifting plate can rotate 360 degrees around the connecting screw, the lifting space is increased, and the operation is convenient and flexible.

The utility model has the advantages that:

the upper end of the insert is provided with the fixed block and the lifting plate, the lifting ring is arranged on one side of the lifting plate, and a force arm is formed on the lifting plate when the insert is lifted, so that the force applied by lifting equipment and the gravity of the insert are kept balanced, namely, the lifting process of the insert is always kept horizontal by utilizing the lever principle, and thus, the insert can be smoothly assembled with a fitting piece even if the insert is transferred to the next station.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic perspective view of a lifting plate;

FIG. 3 is a schematic perspective view of a fixing block;

the reference numbers in the figures are as follows:

the lifting ring comprises a lifting ring 1, a lifting plate 2, an upper screw mounting hole 21, a lifting ring mounting hole 22, a connecting screw 3, an insert 4, a fixed block 5, a lower screw mounting hole 51, a threaded through hole 52, a lifting plate connecting part 53, an insert connecting part 54 and a fastening screw 6.

Detailed Description

In order to make the technical problem solved by the present invention, the technical solution adopted by the present invention and the technical effect achieved by the present invention clearer, the technical solution of the present invention will be further explained by combining the drawings and by means of the specific implementation manner. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not to be construed as limiting the invention. It should be further noted that, for the convenience of description, only some but not all of the elements relevant to the present invention are shown in the drawings.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Wherein the terms "first position" and "second position" are two different positions.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection or a removable connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1, the utility model relates to a drawing die insert lifting balance device, which comprises two lifting rings 1, a lifting plate 2, a connecting screw 3, and a fixed block 5 and a fastening screw 6 which are fixedly connected with an insert 4.

As shown in fig. 2, the lifting plate 2 is a rectangular parallelepiped, a screw upper mounting hole 21 is formed in the middle of the lifting plate 2, a lifting ring mounting hole 22 is formed in one end of the lifting plate 2, the screw upper mounting hole 21 and the lifting ring mounting hole 22 are distributed along the length direction of the lifting plate 2, and the tail end of the lifting ring 1 is in threaded connection with the lifting ring mounting hole 22. The screw upper mounting hole 21 is a smooth hole, and the screw upper mounting hole 21 is in clearance fit with the connecting screw 3.

The lifting ring mounting holes 22 are multiple, and the lifting ring mounting holes 22 are distributed on two sides of the screw mounting hole 21. In this embodiment, the lifting ring mounting holes 22 are eight, and the eight lifting ring mounting holes 22 are equally spaced and symmetrically distributed on the two sides of the screw mounting hole 21, and each side is four. The two lifting rings 1 are respectively installed in the lifting ring installation holes 22 on two sides of the bolt upper installation hole 21.

As shown in fig. 3, the fixing block 5 is L-shaped, and includes a lifting plate connecting portion 53 and an insert connecting portion 54, wherein the height of the lifting plate connecting portion 53 is greater than the height of the insert connecting portion 54.

The upper end of the lifting plate connecting part 53 is provided with a lower screw mounting hole 51 which has the same central axis with the upper screw mounting hole 21, and the tail part of the connecting screw 3 passes through the upper screw mounting hole 21 and is in threaded connection with the lower screw mounting hole 51 on the fixed block 5. The insert connecting part 54 is provided with a threaded through hole 52, and the fastening screw 6 passes through the threaded through hole 52 to be in threaded connection with the insert 4.

The working process is as follows:

before hoisting, the fixed block 5 is firstly installed on the insert 4 through the fastening screw 6, the hoisting ring installation hole 22 with a proper distance is selected according to the weight of the insert 4 to install the hoisting ring 1, then the hoisting ring 1 on one side of the hoisting plate 2 is selected according to the field hoisting space to hoist, and then the hoisting plate 2 is rotated to a proper angle from the specific position of hoisting equipment. The hoisting equipment hooks the hoisting ring 1, and a force arm is formed on the hoisting plate 2, so that the force applied by the hoisting equipment and the gravity of the insert 4 are kept balanced, and the horizontal hoisting and transferring of the insert 4 are realized.

The lifting balancing device is suitable for lifting irregular inserts with the weight not exceeding 150 KG.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the concept of the present invention, several variations and modifications can be made, which all fall within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. The utility model provides a draw die insert lifts by crane balancing unit which characterized in that: comprises a lifting ring (1), a lifting plate (2), a connecting screw (3), a fixed block (5) and a fastening screw (6);

the middle of the lifting plate (2) is provided with a screw upper mounting hole (21), the lifting plate (2) is provided with at least one lifting ring mounting hole (22), the screw upper mounting hole (21) and the lifting ring mounting hole (22) are distributed along the length direction of the lifting plate (2), and the lifting ring (1) is in threaded connection with the lifting ring mounting hole (22);

the upper end of the fixed block (5) is provided with a lower screw mounting hole (51) which has the same central axis with the upper screw mounting hole (21), and the tail part of the connecting screw (3) penetrates through the upper screw mounting hole (21) to be in threaded connection with the lower screw mounting hole (51) on the fixed block (5).

2. The drawing die insert hoisting balancing device according to claim 1, characterized in that: the number of the lifting ring mounting holes (22) is eight, and the eight lifting ring mounting holes (22) are distributed on two sides of the screw upper mounting hole (21).

3. The drawing die insert hoisting balancing device according to claim 2, characterized in that: the number of the lifting rings (1) is two, and the two lifting rings (1) are respectively installed in lifting ring installation holes (22) on two sides of the screw installation hole (21).

4. The drawing die insert lifting balance device according to claim 3, characterized in that: the mounting hole (21) on the screw is a unthreaded hole, and the mounting hole (21) on the screw is in clearance fit with the connecting screw (3).

5. The drawing die insert hoisting balancing device according to any one of claims 1 to 4, wherein: the fixed block (5) is provided with a threaded through hole (52), and the fastening screw (6) penetrates through the threaded through hole (52) to be in threaded connection with the insert (4).

6. The drawing die insert hoisting balancing device of claim 5, wherein: the fixing block (5) is L-shaped and comprises a lifting plate connecting part (53) and an insert connecting part (54), the height of the lifting plate connecting part (53) is greater than that of the insert connecting part (54), a lower screw mounting hole (51) is formed in the upper end of the lifting plate connecting part (53), and a threaded through hole (52) is formed in the insert connecting part (54).