阅读说明：本技术 一种大型钢构件翻转机及其地藏式大型钢构件翻转装置 (Large-scale steel member upset machine and large-scale steel member turning device of formula of hiding thereof ) 是由 李伟 吴庆福 孟二建 于 2020-08-14 设计创作，主要内容包括：本发明涉及一种对大型钢构件180°翻转的装置。一种大型钢构件翻转机,包括行走组件、举升机构以及翻转组件,所述翻转组件通过举升机构固定于行走组件上。所述行走组件包括安装有行走轮的底座以及与行走组件匹配设置的导轨,行走组件的驱动采用油缸,油缸固定于地面,其活塞杆前端连接行走组件。一种地藏式大型钢构件翻转装置,在并排的两个地坑内分别设置一个如前所述的大型钢构件翻转机,每个地坑的两侧或其一侧设置工作支架；翻转机举升后的高度高于工作支架。本发明大型钢构件翻转装置,水平行走采用液压驱动,锁死的液压油路及液压油能吸收一定的冲击力,冲击力过大时,经过溢流阀可以释放冲击力,即保证了翻转机位置的锁定,又避免了对翻转机的损坏。(The invention relates to a device for overturning a large steel member by 180 degrees. The utility model provides a large-scale steel member upset machine, includes running gear, lifting mechanism and upset subassembly, the upset subassembly is fixed in on the running gear through lifting mechanism. The walking assembly comprises a base provided with walking wheels and a guide rail matched with the walking assembly, an oil cylinder is adopted for driving the walking assembly, the oil cylinder is fixed on the ground, and the front end of a piston rod of the oil cylinder is connected with the walking assembly. A large-scale steel member turning device of hidden type, set up a large-scale steel member tilter as aforesaid in two pits side by side respectively, both sides or one side of each pit sets up the working support; the height of the turnover machine after being lifted is higher than that of the working support. According to the large-scale steel member turnover device, the horizontal walking is driven by hydraulic pressure, the locked hydraulic oil circuit and hydraulic oil can absorb certain impact force, and when the impact force is too large, the impact force can be released through the overflow valve, so that the locking of the position of the turnover machine is ensured, and the damage to the turnover machine is avoided.)

1. The utility model provides a large-scale steel member upset machine, includes walking subassembly (6), lifting mechanism and upset subassembly (5), characterized by: the overturning assembly (5) is fixed on the walking assembly (6) through a lifting mechanism.

2. A large steel member tipper according to claim 1, wherein: walking subassembly (6) are including base (10) of installing walking wheel (9) and with walking guide rail (8) that walking subassembly (6) matching set up, the actuating mechanism of walking subassembly (6) adopts walking hydro-cylinder (7), walking hydro-cylinder (7) cylinder body is fixed in ground, base (10) of walking subassembly (6) are connected to its piston rod front end.

3. A large steel member tipper according to claim 1 or 2, wherein: the lifting mechanism comprises a scissor arm (12) and a lifting oil cylinder (11), and one end of the scissor arm (12) of the lifting mechanism is respectively in hard connection with the lifting mechanism (5) and a scissor arm fixed end base (22) on the walking component (6) through a scissor arm pin shaft (21); the other end is provided with a walking wheel which respectively walks on the lifting mechanism (5) and the walking component (6).

4. A large steel member tipper according to claim 1, wherein: the overturning assembly (5) comprises an overturning arm mounting base (13), a left overturning arm (16), a right overturning arm (17), a left overturning oil cylinder (15) and a right overturning oil cylinder (14); the base parts of the left turning arm (16) and the right turning arm (17) are hinged through a turning arm shaft (18), and the free ends of the left turning arm (16) and the right turning arm (17) are hinged with a turning oil cylinder.

5. A large steel member tipper according to claim 3, wherein: the horizontal centers of the left turning arm (16) and the right turning arm (17) are positioned on the same axis.

6. The utility model provides a large-scale steel member turning device of hidden formula, characterized by: arranging a large steel member overturning machine according to claim 1 in two side-by-side pits (1), wherein working brackets (3) are arranged on two sides or one side of each pit; the height of the left turnover machine (2) and the height of the right turnover machine (4) after being lifted are higher than that of the working support (3) after being lifted.

7. The ground hidden large steel member turnover device according to claim 6, wherein: the walking guide rail (8) of the walking component (6) of the large-scale steel component turnover machine is fixedly arranged in the pit, the walking oil cylinder (7) of the driving mechanism is also fixed at one end of the walking guide rail (8) in the pit, and the front end of a piston rod of the walking oil cylinder (7) is connected with the base (10) of the walking component (6).

8. The underground large steel member overturning device according to claim 6 or 7, wherein: the hydraulic system adopts a duplex oil pump which has the same displacement and is driven by a motor, and the duplex oil pump is respectively used for driving the left overturning machine (2) and the right overturning machine (4) to act so as to play a role in synchronization; the rod-free end of the turnover oil cylinder is matched with a balance valve for the turnover arm to stably fall back under the action of back pressure, and the left and right turnover arms are ensured to keep a 90-degree included angle in the turnover process.

Technical Field

The invention relates to a device for overturning a large steel member by 180 degrees, in particular to a large steel member overturning machine and a hidden large steel member overturning device thereof.

Background

When the steel plate needs to be subjected to double-sided welding and assembling operation in the hoisting industry, shipbuilding enterprises, construction machinery manufacturing industry, automobile industry and special vehicle industry, the component needs to be turned over. At present, when a small and light steel member is required to be overturned, an overturning machine and hoisting overturning are generally adopted, and a travelling crane is adopted for overturning large steel members with large width, large length and length of more than 30 meters and more than 20 tons, so that the overturning machine is unsafe, complex to operate, long in time consumption and capable of realizing cooperation of multiple persons. The existing hydraulic pressure force tilter has the disadvantages of complex structure, single function and poor economic benefit, and the lifted rotating arm influences the use of a working space in a normal state.

The movable rotating arm type girder turnover machine with application number 201010571573.1 adopts a motor reducer as a drive, when a large-sized steel member is converted from a turnover arm at one side to a turnover arm at the other side along with the gradual increase of a turnover angle in the turnover process of the steel member, the large-sized steel member, particularly the steel member with the weight of more than 20 tons, acts on the gravity of the turnover arm, can generate a force in the horizontal direction to push the turnover machine to move in the horizontal direction, if the turnover machine does not have a locking mechanism, the horizontal movement of the turnover machine can be caused, potential safety hazards are formed, if the locking mechanism exists, the locking mechanism can be subjected to overlarge impact, and the locking mechanism is damaged; the mobile rotating arm type girder turnover machine with the patent number of 201010571573.1 adopts 4 lifting cylinders arranged all around, the horizontal lifting of an upper frame is ensured by the mode, a synchronous system of 4 cylinders is required, the structure is complex, the control is complex, the rigid connection of an upper frame and a lower frame cannot be ensured by the mode, the upper frame and the lower frame can generate relative displacement all around, the hydraulic cylinder is damaged, and the safety cannot be ensured. The invention patent with the patent number of 201010571573.1 provides a movable rotating arm type girder turnover machine which is arranged in a single mode and cannot turn over steel members with the length being more than 30 meters.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides the large-scale steel member turnover machine which adopts a mature scissor arm lifting mode, is stable in lifting, and is safe and reliable;

in order to meet the requirement of overturning large-scale steel members with the length of more than 30 meters and more than 20 tons, the underground large-scale steel member overturning device is provided.

The technical scheme adopted by the invention is as follows:

the utility model provides a large-scale steel member upset machine, includes running gear (6), lifting mechanism and upset subassembly (5), upset subassembly (5) are fixed in on running gear (6) through lifting mechanism.

Walking subassembly (6) are including base (10) of installing walking wheel (9) and with walking guide rail (8) that walking subassembly (6) matching set up, the actuating mechanism of walking subassembly (6) adopts walking hydro-cylinder (7), walking hydro-cylinder (7) cylinder body is fixed in ground, base (10) of walking subassembly (6) are connected to its piston rod front end.

The large-scale steel member turnover machine is characterized in that a lifting mechanism comprises a scissor arm (12) and a lifting oil cylinder (11), wherein one end of the scissor arm (12) of the lifting mechanism is respectively in hard connection with a scissor arm fixed end base (22) on the lifting mechanism (5) and a walking assembly (6) through a scissor arm pin shaft (21); the other end is provided with a walking wheel which respectively walks on the lifting mechanism (5) and the walking component (6).

In the large-scale steel member turnover machine, the turnover assembly (5) comprises a turnover arm mounting base (13), a left turnover arm (16), a right turnover arm (17), a left turnover oil cylinder (15) and a right turnover oil cylinder (14); the base parts of the left turning arm (16) and the right turning arm (17) are hinged through a turning arm shaft (18), and the free ends of the left turning arm (16) and the right turning arm (17) are hinged with a turning oil cylinder; the horizontal centers of the left turning arm (16) and the right turning arm (17) are positioned on the same axis.

A large-scale steel member turnover device of a hidden type, a large-scale steel member turnover machine according to claim 1 is respectively arranged in two side-by-side pits (1), and working brackets (3) are arranged on two sides or one side of each pit; the height of the left turnover machine (2) and the height of the right turnover machine (4) after being lifted are higher than that of the working support (3) after being lifted.

The walking guide rail (8) of the walking component (6) of the large-scale steel component turnover machine is fixedly arranged in the pit, the walking oil cylinder (7) of the driving mechanism is also fixed at one end of the walking guide rail (8) in the pit, and the front end of a piston rod of the walking oil cylinder (7) is connected with the base (10) of the walking component (6).

In the ground hidden type large steel member turnover device, a hydraulic system adopts a duplex oil pump which has the same displacement and is driven by a motor, and the duplex oil pump is respectively used for driving the left turnover machine (2) and the right turnover machine (4) to act synchronously; the rod-free end of the turnover oil cylinder is matched with a balance valve for the turnover arm to stably fall back under the action of back pressure, and the left and right turnover arms are ensured to keep a 90-degree included angle in the turnover process.

The hidden large-sized steel member turnover device is applied to welding and assembling carriages and the like in six large sheets in the crane beam box, shipbuilding enterprise steel members, construction machinery manufacturing industry, automobile and passenger car industry, special vehicle industry and the like in the hoisting manufacturing industry, and can be used for turning over the steel members and performing welding, assembling and other operations on the other side after other operations such as welding and assembling on one side of the large-sized steel members are completed when the large-sized steel members are used for double-side welding, assembling and the like.

The invention has the beneficial effects that:

1. according to the large steel member turnover machine and the ground hidden large steel member turnover device thereof, the hydraulic oil cylinder is used as power for driving horizontal walking, when impact force occurs, the locked hydraulic oil circuit and hydraulic oil can absorb certain impact force, and when the impact force is overlarge, the impact force can be released through the overflow valve, so that the position of the turnover machine is locked, and the damage to the turnover machine is avoided.

2. The large-scale steel member turnover machine and the ground hidden large-scale steel member turnover device thereof adopt 2 turnover machines for parallel use, the horizontal centers of the left turnover arm and the right turnover arm are positioned on the same axis, and when the two turnover mechanisms are used in parallel, the turnover of large-scale steel members with large width, large height and more than 30 meters can be met; a single turnover mechanism can meet the turnover requirement of the small steel member. Simple operation and safe use.

3. The large-scale steel member tilter and the ground hidden large-scale steel member tilter adopt a mature scissor arm lifting mode, have simple structure, stable lifting, safety and reliability, the two ends of the scissor arm are respectively provided with the hydraulic oil cylinders connected to the upper shaft and the lower shaft of the scissor arm, the structure is compact, the requirement of lifting force is met, the scissor arm only plays a role of supporting and connecting the tilting assembly and the walking assembly, and the horizontal lifting of the upper half part can be ensured.

4. The large-scale steel member turnover machine and the ground hidden large-scale steel member turnover device thereof adopt the ground hidden arrangement, reduce the occupied ground space and effectively utilize the working space above the ground.

Drawings

FIG. 1 is a top view of a ground hidden type large steel member turnover device;

FIG. 2 is a structural diagram of a large steel member tilter (arranged in a pit);

FIG. 3 is a structural diagram of a turnover assembly of the turnover machine for large steel members;

FIG. 4 is a schematic view of a walking assembly and a lifting mechanism of the large-scale steel member turnover machine;

FIG. 5 is a schematic diagram of pit arrangement of the large-scale hidden steel member turnover device;

FIG. 6 is a top view of a left overturning arm and a right overturning arm of the large steel member overturning machine;

FIG. 7 is a diagram showing the positional relationship between the tilter and the steel member before the tilting;

FIG. 8 is a schematic view of the left turn arm at 90 to horizontal;

FIG. 9 is a diagram showing the positional relationship between the tilter and the steel member after adjustment;

FIG. 10 is a schematic view of the upender assembly raising and lifting the steel member;

FIG. 11 is a schematic view of a process of turning over a steel member with a left and right turning arm at an included angle of 90 degrees;

FIG. 12 is a schematic view of the lifting mechanism in cooperation with the traveling assembly and the tilting assembly;

in the drawings, each reference numeral represents a part description: 1-pit, 2-left overturning machine, 3-working support, 4-right overturning machine, 5-overturning assembly, 6-walking assembly, 7-walking oil cylinder, 8-walking guide rail, 9-walking wheel, 10-walking assembly base, 11-lifting oil cylinder, 12-scissor arm assembly, 13-overturning assembly base, 14-right overturning oil cylinder, 15= left overturning oil cylinder, 16-left overturning arm, 17-right overturning arm, 18-overturning arm shaft, 19-large steel member, 21-scissor arm pin shaft and 22-scissor arm fixed end base.

Detailed Description

The technical solution of the present invention is further described in detail by the following embodiments.