CN212311317U

CN212311317U - H-shaped steel structure welding positioner

Info

Publication number: CN212311317U
Application number: CN202021599932.XU
Authority: CN
Inventors: 姚建洮; 刘晓刚; 董会; 王丽爽
Original assignee: Xian Shiyou University
Current assignee: Xian Shiyou University
Priority date: 2020-08-05
Filing date: 2020-08-05
Publication date: 2021-01-08
Anticipated expiration: 2030-08-05

Abstract

The utility model discloses a welding positioner of an H-shaped steel structure, which comprises a driving roll-over stand and a driven roll-over stand, wherein the bottom of the driving roll-over stand is provided with a walking wheel and a walking power device, and the two ends of a workpiece are respectively arranged in the driving roll-over stand and the driven roll-over stand; the driving turnover frame comprises a first base and driving turnover wheels, and the driven turnover frame comprises a second base and driven turnover wheels; the driving overturning wheel and the driven overturning wheel are composed of an upper half wheel and a lower half wheel, an overturning power device is arranged on the first base, gears are arranged on two sides and the bottom of an arc-shaped opening of the first base, the gears are in transmission connection with the overturning power device, and overturning gears matched with the gears are arranged on the driving overturning wheel in an encircling mode. The utility model can effectively reduce the casualty accident caused by turning over by the crane in the welding process of the steel structure; the turnover efficiency of the steel structure is improved, the working time is saved, the welding quality is improved, and the labor intensity of workers is reduced.

Description

H-shaped steel structure welding positioner

Technical Field

The utility model relates to a building materials processing technology field specifically indicates a H shaped steel structure positioner.

Background

Compared with a brick-concrete structure building, the steel structure building has obvious advantages in the aspects of environmental protection, energy conservation, high efficiency, industrial production and the like. A plurality of well-known large buildings in China, such as bird nests, new buildings at the center, water cubes and the like, adopt steel structures, and the development of the steel structures can certainly promote the rapid development of the construction industry, the metallurgical industry, the mechanical industry, the automobile industry, the agriculture industry, the petroleum industry, the commerce industry and the transportation industry.

At present, all the welding of steel structure accessories and connecting plates is to place H-shaped steel on a split heads or a jig frame for welding, the upper surface of the H-shaped steel is mostly riveted and welded firstly in the riveting and welding process, the H-shaped steel is turned over by using a travelling crane and calipers after the welding is finished, the other surface of the H-shaped steel is riveted and welded after the H-shaped steel is turned over, and the turning over is carried out at least twice after the welding of one steel structure is finished; sometimes, in order to ensure that the shrinkage of the two surfaces is consistent, the welding seam corresponding to the back surface needs to be immediately turned over after the welding of one welding seam is finished, the turning frequency is at least more than 4 times, and in the whole operation process, an operator is in a squatting position in the whole process, and the mode has the following defects:

(1) each turning and position changing of the component comprises a series of processes of hooking, lifting, turning, hook unloading and the like, the required time of position changing operation is long, the equipment occupancy rate is high, the labor intensity of workers is high, the labor cost is high, and the work efficiency is low;

(2) usually, a crane is adopted for turning over, and due to the fact that the self weight of a steel member is large, a corresponding turning tool needs to be manufactured during turning over, and the impact is large, so that the deformation of the member and the vibration falling of parts are easily caused;

(3) in the process of turning over, safety accidents such as falling of a lifting hook and mutual collision of workpieces can happen occasionally, and casualty accidents can happen occasionally in production.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is overcome above technical defect, provide an H shaped steel structure positioner, its structural design is reasonable, can alleviate workman intensity of labour, and guarantees operation personnel safety, not only improves the efficiency that the work piece shifted, still improves whole economic benefits.

In order to achieve the above object, the utility model adopts the following technical scheme: a welding positioner for an H-shaped steel structure comprises a driving turnover frame and a driven turnover frame, wherein a travelling wheel and a travelling power device are arranged at the bottom of the driving turnover frame, the travelling power device is connected with the travelling wheel to drive the travelling wheel to move, the bottom of the driven turnover frame is fixed on the ground, and two ends of a workpiece are respectively erected inside the driving turnover frame and the driven turnover frame; the driving turnover frame comprises a first base and driving turnover wheels, and the driven turnover frame comprises a second base and driven turnover wheels; the upper parts of the first base and the second base are respectively provided with an arc-shaped opening, the upper surface of the arc-shaped opening is provided with a turnover wheel accommodating groove, the driving turnover wheel and the driven turnover wheel are respectively composed of a first half wheel and a second half wheel, one end of the first half wheel is connected with one end of the second half wheel through a locking device, the other end of the first half wheel is movably connected with the other end of the second half wheel through a connecting shaft, a plurality of workpiece positioning grooves are formed in the second half wheel, a jacking plate for jacking a workpiece is arranged in the first half wheel, a turnover power device is arranged on the first base, gears are arranged on two sides and the bottom of the arc-shaped opening of the first base, the gears are in; the two sides and the bottom of the two arc-shaped openings of the base are both provided with idler wheels, and idler wheel grooves matched with the idler wheels are formed in the driven turnover wheels in an encircling mode.

Furthermore, the jacking plate is detachably connected to the upper half wheel through a locking pin, and a plurality of pin holes are vertically formed in the upper half wheel.

Furthermore, the connecting shaft is rigidly connected with the lower half wheel, and the upper half wheel is rotationally connected with the connecting shaft through a sleeve.

Furthermore, the walking power device and the overturning power device are electrically connected with the control box.

The utility model has the advantages that:

1) casualty accidents caused by turning over by a travelling crane in the welding process of the steel structure can be effectively reduced;

2) greatly improving the turnover efficiency of the steel structure and saving the working time;

3) the welder can adjust the welding position to the most comfortable position according to the requirement, and the labor intensity of the welder is reduced;

4) the welder can conveniently adjust the welding position and obviously improve the welding quality.

Drawings

FIG. 1 is the utility model discloses a structural schematic of H shaped steel structure positioner.

Fig. 2 is a schematic structural view of the active roll-over stand.

Fig. 3 is a schematic structural view of the driven roll-over stand.

As shown in the figure: 1. the device comprises a walking power device, 2, a lower half wheel, 3, a locking device, 4, a locking pin, 5, a jacking plate, 6, an upper half wheel, 7, a workpiece, 8, a connecting shaft, 9, a gear, 10, a first base, 11, a turnover power device, 12, a walking wheel, 13, a driving turnover frame, 14, a driven turnover frame, 15, a roller, 16, a second base, 17, a turnover gear, 18, a roller groove, 19, a positioning groove, 20, a pin hole, 21, a driving turnover wheel, 22 and a driven turnover wheel.

Detailed Description

The technical solution of the present invention will be described clearly and completely below with reference to the embodiments of the present invention, and it should be understood that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

With the combination of the attached drawings, the H-shaped steel structure welding positioner comprises a driving roll-over stand 13 and a driven roll-over stand 14, wherein four traveling wheels 12 and a traveling power device 1 are arranged at the bottom of the driving roll-over stand 13, the traveling power device 1 is connected with the traveling wheels 12 for driving and moving, the bottom of the driven roll-over stand 14 is fixed on the ground, and two ends of a workpiece 7 are respectively erected inside the driving roll-over stand 13 and the driven roll-over stand 14; the driving roll-over stand 13 comprises a first base 10 and a driving roll-over wheel 21, and the driven roll-over stand 14 comprises a second base 16 and a driven roll-over wheel 22; the upper parts of the first base 10 and the second base 16 are both provided with arc-shaped openings, turnover wheel accommodating grooves are formed in the upper surfaces of the arc-shaped openings, the driving turnover wheel 21 and the driven turnover wheel 22 are composed of a first half wheel 6 and a second half wheel 2, one ends of the first half wheel 6 and the second half wheel 2 are connected through a locking device 3, the other ends of the first half wheel and the second half wheel are movably connected through a connecting shaft 8, a plurality of workpiece positioning grooves 19 are formed in the second half wheel 2, a tightening plate 5 for tightening a workpiece 7 is arranged in the first half wheel 6, a turnover power device 11 is arranged on the first base 10, gears 9 are arranged on the two sides and the bottom of the arc-shaped opening of the first base 10, the gears 9 are in transmission connection with the turnover power device 11, and turnover gears 17; the two sides and the bottom of the arc opening of the second base 16 are provided with rollers 15, and roller grooves 18 matched with the rollers 15 are arranged on the driven turnover wheels 22 in a surrounding mode. The jacking plate 5 is detachably connected to the upper half wheel 6 through a locking pin 4, and a plurality of pin holes 20 are vertically formed in the upper half wheel 6. The connecting shaft 8 is rigidly connected with the lower half wheel 2, and the upper half wheel 6 is rotationally connected with the connecting shaft 8 through a sleeve and can rotate by 360 degrees. The walking power device 1 and the overturning power device 11 are both electrically connected with the control box.

The utility model discloses when concrete implementation, two upset wheels all are the ring structure that can open and shut, constitute by first ring 6 and lower semi-ring 2, and one side is opened and shut through connecting axle 8 between the two and is rotated the connection, and the during operation opposite side is leaned on locking device 3 to lock and is died. When the H-shaped steel welding machine needs to rotate, the overturning power device 11 drives the gear 9, the gear 9 drives the overturning gear 17 arranged on the driving overturning wheel 21, so that the whole workpiece 7 is driven to overturn, and when the driving overturning wheel 21 rotates, the driven end is driven to rotate through the workpiece 7, so that 360-degree overturning of the H-shaped steel in welding is completed. The driven turnover wheel 22 is contacted with the roller 15 on the second base 16 by the roller groove 18 to rotate. When the distance between the driving roll-over stand and the driven roll-over stand needs to be adjusted, the walking power device 1 can be opened, and the walking power device drives the walking wheels 12 to walk on the paved track through chain transmission, so that the distance adjustment is realized. The left and right positioning of the H-shaped steel can be carried out through positioning grooves 19, and the positioning grooves 19 are distributed at intervals in a tooth shape; the up-and-down positioning of the H-shaped steel can be ensured by a jacking plate 5 on the upper half wheel 6. The driving mechanism adopted by the walking and turning power device can be a mechanical worm, or pneumatic or hydraulic drive, and belongs to the prior art.

The middle of the driving overturning wheel 21 is provided with an overturning gear 17, the overturning gear 17 and the overturning wheel are disconnected at the same position, so that the upper half wheel 6 is separated from the lower half wheel 2, and the overturning gear 17 is fixedly connected with the upper half wheel 6 and the lower half wheel 2 through bolts; gears 9 are respectively arranged on the two sides and the bottom inside the first base 10, the overturning power device 11 drives the overturning gear 17 to rotate by means of transmission of the gear 9, overturning of the workpiece 7 is completed, and the gears 9 on the two sides play a role in fixing the overturning wheel; a walking track with a certain length needs to be laid on the base I10, and in the working process, the walking power device 1 drives the walking wheels 12 to walk on the track to realize the walking of the active roll-over stand 13; the driving turnover wheel 21 is placed on the first base 10, the driving turnover wheel 21 is lifted by the gear 9, the two sides of the driving turnover wheel are prevented from falling and limited by the first base 10, and the driving turnover wheel can be lifted away from the base during maintenance;

the driven turnover wheel 22 is similar to the driving turnover wheel structure 21, when the synchronous turnover mechanism works, turnover force drives the driven turnover wheel 22 to synchronously turn over with the driving turnover wheel 21 through the workpiece 7, the driven turnover wheel 22 turns over a driven end by means of rotation of the roller groove 18 on the three rollers 15, and the rollers 15 play a role in fixing and lifting the turnover wheel. The roller groove 18 is fixedly connected with the upper half wheel 6 and the lower half wheel 2 of the driven turnover wheel 22 through bolts; the driven turnover wheel 22 is placed on the second base 16, the driven turnover wheel 22 is lifted by the roller 15, the two sides of the driven turnover frame base 16 are prevented from falling and limited, and the driven turnover frame can be lifted away from the base during maintenance; the driven roll-over base 16 is mechanically fixed to the ground (floor).

The utility model discloses an use step as follows:

(1) controlling the active roll-over stand 13 to walk according to the length of the workpiece 7 to be processed and the requirement of site construction, and determining the positions of the two roll-over stands;

(2) respectively opening the upper half wheels 6 of the two turnover wheels, hoisting a workpiece 7 to the two lower half wheels 2, rotating the two upper half wheels 6, closing the turnover wheels, and locking the locking device 3;

(3) after the overturning wheel is locked, the jacking plate 5 is put down, the jacking plate 5 is ensured to jack the web plate of the workpiece 7, and the jacking plate 5 is locked by the locking pin 4;

(4) operating a forward and reverse button of the control box, and turning over the workpiece 7 as required;

(5) after the welding work of one working position is finished, repeating the step (4) until all the welding works are finished;

(6) and (5) gradually loosening the jacking plate 5 and the turnover wheel according to the operation sequence, and hoisting the workpiece 7 to finish the process.

The present invention and the embodiments thereof have been described above, but the description is not limited to the embodiments, but is only one of the embodiments of the present invention, and the actual embodiments are not limited thereto. In summary, those skilled in the art should understand that they should not be limited to the embodiments described above, and that they can design the similar structure and embodiments without departing from the spirit of the invention.

Claims

1. The utility model provides a machine of shifting of H shaped steel structure welding which characterized in that: the automatic turning device comprises a driving turning frame and a driven turning frame, wherein the bottom of the driving turning frame is provided with a travelling wheel and a travelling power device, the travelling power device is connected with the travelling wheel to drive the travelling wheel to move, the bottom of the driven turning frame is fixed on the ground, and two ends of a workpiece are respectively erected inside the driving turning frame and the driven turning frame;

the driving turnover frame comprises a first base and driving turnover wheels, and the driven turnover frame comprises a second base and driven turnover wheels;

the upper parts of the first base and the second base are respectively provided with an arc-shaped opening, the upper surface of the arc-shaped opening is provided with a turnover wheel containing groove, the driving turnover wheel and the driven turnover wheel are respectively composed of an upper half wheel and a lower half wheel, one end of the upper half wheel is connected with one end of the lower half wheel through a locking device, the other end of the upper half wheel is movably connected through a connecting shaft, a plurality of workpiece positioning grooves are arranged in the lower half wheel, a jacking plate for jacking workpieces is arranged in the upper half wheel,

the base I is provided with a turnover power device, gears are arranged on two sides and the bottom of an arc opening of the base I and are in transmission connection with the turnover power device, and turnover gears matched with the gears are arranged on the driving turnover wheels in a surrounding mode;

the two sides and the bottom of the two arc-shaped openings of the base are both provided with idler wheels, and idler wheel grooves matched with the idler wheels are formed in the driven turnover wheels in an encircling mode.

2. The H-shaped steel structure welding positioner according to claim 1, is characterized in that: the jacking plate is detachably connected to the upper half wheel through a locking pin, and the upper half wheel is vertically provided with a plurality of pin holes.

3. The H-shaped steel structure welding positioner according to claim 2, is characterized in that: the connecting shaft is rigidly connected with the lower half wheel, and the upper half wheel is rotationally connected with the connecting shaft through a sleeve.

4. The H-shaped steel structure welding positioner according to claim 3, is characterized in that: the walking power device and the overturning power device are electrically connected with the control box.