CN216829439U

CN216829439U - Heavy type free forging hydraulic press crossbeam turnover device

Info

Publication number: CN216829439U
Application number: CN202220236217.2U
Authority: CN
Inventors: 王鑫; 谢勇; 杨莎; 赵丹丹
Original assignee: Tianjin Tianduan Press Group Co ltd
Current assignee: Tianjin Tianduan Press Group Co ltd
Priority date: 2022-01-27
Filing date: 2022-01-27
Publication date: 2022-06-28
Anticipated expiration: 2032-01-27

Abstract

The utility model belongs to the technical field of heavy free forging hydraulic press equipment, especially, relate to a heavy free forging hydraulic press crossbeam turning device, heavy free forging hydraulic press crossbeam turning device is including welding the cushion, the welding of welding cushion is in the work piece both ends, and the pivot is inserted in the welding cushion, the pivot is connected with fastening bolt for the welding cushion, and the support has all been placed at the work piece both ends, has placed V type hammering block piece on every support, be equipped with the promotion hoisting point on the welding cushion. The utility model provides a can effectively solve the potential safety hazard of equipment rewelding process kind, improve work piece upset efficiency, guarantee safety in production to reduce manufacturing cost's heavy freely forge hydraulic press crossbeam turning device.

Description

Heavy type free forging hydraulic press crossbeam turnover device

Technical Field

The utility model belongs to the technical field of heavy freely forge hydraulic press equipment, especially, relate to a heavy freely forge hydraulic press crossbeam turning device.

Background

The prior art is as follows:

as the large forging piece is very important to national defense and national economy, the major industrial developed countries in the world pay attention to the production of the large forging piece, and the production scale, the manufacturing capacity and the product quality of the large forging piece reach high levels. The forging of large forgings is generally carried out on a free forging hydraulic press, and the technical parameters of the free forging hydraulic press determine the product grade and the production capacity. Therefore, the development of large free forging hydraulic machines is very important in both developed and developing countries. With the further development of economy, the number and the performance of the existing forging equipment in China cannot meet the requirements, and large forging equipment with higher performance is urgently needed to be developed so as to meet the requirement of manufacturing super large forgings in China.

However, the present inventors have found that the above prior art has at least the following technical problems:

the appearance of heavy equipment, which means the appearance of workpieces with large weight, particularly the cross beam of a press, can reach 400-500 tons per unit weight, and has the overall dimensions of about 12 meters in length, 3.5 meters in width and 4 meters in height. The welding structure is adopted for the beam in the device type of the company, and the workpiece needs to be rotated in the remanufacturing process so as to meet the welding requirement. But the driving in the workshop is simply leaned on and is overturn, because the process of overturning again is kind, the focus shifts fast, causes to empty, can produce the destruction to the hoist, also has the potential safety hazard.

The difficulty and significance for solving the technical problems are as follows:

therefore, based on the problems, the heavy free forging hydraulic machine beam turnover device has important practical significance, the potential safety hazard of the equipment re-welding process can be effectively solved, the workpiece turnover efficiency is improved, and the safe production is ensured, so that the manufacturing cost is reduced.

SUMMERY OF THE UTILITY MODEL

The application aims to solve the technical problems in the prior art and provide the heavy type free forging hydraulic press beam turnover device which can effectively solve the potential safety hazard of the equipment in the re-welding process, improve the turnover efficiency of workpieces, and ensure safe production, thereby reducing the manufacturing cost.

The technical scheme adopted by the embodiment of the application to solve the technical problems in the prior art is as follows:

the utility model provides a heavy freely forges hydraulic press crossbeam turning device, heavy freely forges hydraulic press crossbeam turning device includes the welding cushion block, the welding cushion block welding is at the work piece both ends, and the pivot is inserted in the welding cushion block, the pivot is connected with fastening bolt for the welding cushion block, and the support has all been placed at the work piece both ends, has placed V type hammering block piece on every support, be equipped with the promotion hoisting point on the welding cushion block.

After the rotating shaft fixed with the workpiece is placed on the V-shaped anvil block, the manufacturing process can be carried out, when the workpiece needs to be turned over, the lifting point is lifted by a crane, and the workpiece is rotated until the workpiece rotates by 90 degrees.

The embodiment of the application can also adopt the following technical scheme:

in the beam turnover device of the heavy free forging hydraulic machine, further, the cross section of the end part of the rotating shaft is circular, the rotating shaft is inserted into a circular hole of the welding cushion block, a boss with a rectangular cross section is arranged on the end part of the rotating shaft, the fastening bolt is arranged on the boss, two sides of the boss abut against the stop block, and the stop block is fixed with the welding cushion block.

The axial rotation of the rotating shaft is blocked by the stop block, so that the rotating shaft is prevented from rotating to cut off the fastening bolt.

In the beam turnover device of the heavy type free forging hydraulic machine, further, the upper surface of the V-shaped anvil block is provided with a V-shaped groove.

Wherein, the V-shaped groove is internally coated with oil and grease, which is convenient for rotation and reduces the friction force.

In the beam turnover device of the heavy free forging hydraulic machine, the workpiece is further leveled by the support pad.

The workpiece is flatly padded through the supporting pad, so that firmness is ensured.

One or more technical schemes provided in the embodiment of the application have at least the following beneficial effects:

1. the utility model is suitable for a crossbeam welding and manufacturing procedure of heavy free forging hydraulic press, large-scale work piece (overall dimension is great, the weight is heavy work piece) all can use this frock, possesses certain commonality.

2. The utility model discloses a rotating part that frock worth high volume, in order to guarantee that it bears and rotation characteristic, adopt the forging finish machining, avoid using just scrapping after once, but this rotating part repeatedly usable avoids extravagant.

3. The utility model discloses the manufacturing process upset of giving large-scale work piece provides safe frock, and through the rotation pattern, operating speed is steady, does not have any yawing force, and the work piece more can not produce and tumbles in the twinkling of an eye, can avoid strikeing. Compared with the common workpiece, the lifting lug is used for overturning, the safety factor is improved by several times, and the overturning efficiency is high. The welding of press crossbeam all adopts the lug to overturn, can satisfy with workshop self crane, and is with low costs. The mode is used in heavy forging equipment and workpieces with heavy welded parts, and safety and stability are represented.

Drawings

Technical solutions of embodiments of the present application will be described in further detail below with reference to the accompanying drawings, but it should be understood that these drawings are designed for illustrative purposes only and thus do not limit the scope of the present application. Furthermore, unless otherwise indicated, the drawings are intended to be illustrative of the structural configurations described herein and are not necessarily drawn to scale.

FIG. 1 is a schematic structural diagram of the first embodiment;

FIG. 2 is a schematic structural diagram of a stopper according to the first embodiment;

fig. 3 is a schematic structural view of the V-shaped anvil of the first embodiment.

In the figure:

1, a workpiece; 2, a bracket; 3: a V-shaped anvil block; 4: a rotating shaft; 5: fastening a bolt; 6: welding a cushion block; 7: a stopper; 8: lifting the hoisting point; 9: a support pad.

Detailed Description

Because the ordinary weldment (the work piece that weight is lighter) is all turned over through self lug in the weldment welding process again, because light in weight, though the focus also exists in the turnover process again and tumbles suddenly, causes the phenomenon of pounding the car, nevertheless because crane lifting capacity is strong, factor of safety is high, and this kind of phenomenon of pounding the car is not obvious. However, when the tonnage of the workpiece rises to more than 100 tons, even 500 tons of workpieces designed at present, the phenomenon of vehicle crashing is not allowed, and great danger exists. The beam turnover device of the heavy type free forging hydraulic machine ensures smooth operation in the construction process. The tool can be used for overturning large workpieces. Because the welding cushion block 6 is welded on the workpiece in the using process, the rotating shaft can not be reused after being used, but the rotating shaft with higher value can be detached for reuse.

In order to better understand the technical solution, the technical solution will be described in detail with reference to the drawings and the specific embodiments.

Example 1

Welding cushion blocks 6 are randomly welded at two ends of a workpiece 1 according to the gravity center position of the workpiece, a rotating shaft 4 is inserted into the welding cushion blocks 6 and is fastened by fastening bolts 5, and in order to prevent self-transmission of slipping, a stop block 7 is arranged on each welding cushion block 6 and can position the rotating shaft 4. Two groups of supports 2 are respectively arranged at two ends of the workpiece 1. And a V-shaped anvil block 3 is placed on each bracket, wherein oil and grease are coated in the V-shaped grooves, so that the rotation is facilitated, and the friction force is reduced. After the workpiece 1 with the rotating shaft 4 is placed on the V-shaped anvil block 3, the manufacturing process can be carried out, when the workpiece needs to be turned over, the hoisting point 8 is hoisted by a crane, the workpiece 1 is rotated until the workpiece is rotated by 90 degrees, and the workpiece 1 is flatly padded by the supporting pad 9, so that firmness is ensured.

The technical scheme in the embodiment of the application at least has the following technical effects or advantages:

the turnover mechanism of this embodiment is realized by steady axial rotation, does not have the phenomenon of pounding the car, and factor of safety is very high, and efficiency is also very high when implementing, possesses popularization usability.

This embodiment provides rationalization design for the enterprise through above-mentioned structure, guarantees the safety in production, improves production efficiency.

To sum up, the utility model provides a can effectively solve the potential safety hazard of equipment rewelding process kind, improve work piece upset efficiency, guarantee safety in production to reduce manufacturing cost's heavy freely forge hydraulic press crossbeam turning device.

The above embodiments are described in detail, but the above description is only for the preferred embodiments of the present invention, and should not be construed as limiting the scope of the present invention. All the equivalent changes and improvements made according to the application scope of the present invention should still fall within the patent coverage of the present invention.

Claims

1. The utility model provides a heavy freely forge hydraulic press crossbeam turning device which characterized in that: the beam turnover device of the heavy free forging hydraulic machine comprises welding cushion blocks, wherein the welding cushion blocks are welded at two ends of a workpiece, a rotating shaft is inserted into the welding cushion blocks, the rotating shaft is connected with the welding cushion blocks through fastening bolts, supports are arranged at two ends of the workpiece, a V-shaped anvil block is arranged on each support, and lifting hanging points are arranged on the welding cushion blocks.

2. The beam turnover device of the heavy type free forging hydraulic machine according to claim 1, wherein: the cross section of the end part of the rotating shaft is circular, the rotating shaft is inserted into a round hole of the welding cushion block, a boss with a rectangular cross section is arranged on the rotating shaft close to the end part, the fastening bolt is arranged on the boss, two sides of the boss abut against the stop block, and the stop block is fixed with the welding cushion block.

3. The beam turnover device of the heavy type free forging hydraulic machine according to claim 1, wherein: and a V-shaped groove is formed on the upper surface of the V-shaped anvil block.

4. The beam turnover device of the heavy type free forging hydraulic machine according to claim 1, wherein: the workpiece is flattened through the supporting pad.