CN114346547A

CN114346547A - Tower crane jib loading boom fixed-position welding device

Info

Publication number: CN114346547A
Application number: CN202210261028.5A
Authority: CN
Inventors: 靳义新; 王娟; 孟庆琳; 毛瑞年; 荆呈贞; 王景召; 胡楠; 刘希景; 孙光帅; 王言
Original assignee: Dahan Technology Co ltd
Current assignee: Dahan Technology Co ltd
Priority date: 2022-03-17
Filing date: 2022-03-17
Publication date: 2022-04-15
Anticipated expiration: 2042-03-17
Also published as: CN114346547B

Abstract

The invention provides a positioning welding device for a tower crane boom, and mainly relates to the field of boom positioning welding equipment. The utility model provides a tower machine jib loading boom fixed-position welding device, includes the workstation, the first guide rail of workstation side-mounting, slidable mounting has power device's transmission seat on the first guide rail, transmission seat top surface installation L template, L template one end bottom surface installation welding rifle, transmission seat side-mounting stop device, the second guide rail that distributes around two workstation top surface installations, slidable mounting has power device's the platform of placing on the second guide rail. The invention has the beneficial effects that: the hydraulic telescopic rod is simple in structure and convenient to use, the crane boom can be clamped and limited through the matching of the hydraulic telescopic rod and the connecting plate, the crane boom is prevented from shaking in the welding process, and the crane boom can be positioned through the matching of the first U-shaped plate, the L-shaped stop block and the limiting rod, so that the welding precision of a welding point is ensured, and the welding effect is improved.

Description

Tower crane jib loading boom fixed-position welding device

Technical Field

The invention mainly relates to the field of crane boom positioning and welding equipment, in particular to a positioning and welding device for a crane boom of a tower crane.

Background

The crane is a multi-action hoisting machine for vertically lifting and horizontally carrying heavy objects in a certain range, also called a crown block and a crane, the crane mainly comprises a hoisting mechanism, a running mechanism, an amplitude variation mechanism, a swing mechanism, a metal structure and the like, the hoisting mechanism is a basic working mechanism of the crane, most of the hoisting mechanism consists of a suspension system and a winch, and the crane also comprises a hoisting device for hoisting the heavy objects by a hydraulic system, and the hoisting device is transversely arranged above a workshop, a warehouse and a stock yard for hoisting the materials.

At present, in the production process of a crane, accessories such as reinforcing ribs and lug seats need to be welded on a crane boom, and when the accessories such as the reinforcing ribs and the lug seats are welded, welding is usually completed on a welding tool, but the existing welding tool usually directly places the crane boom on the tool without limiting and fixing, the crane boom is easy to shake in the welding process, the positioning is inaccurate, the welding effect is poor, and inconvenience is brought to crane boom welding.

Disclosure of Invention

In order to overcome the defects of the prior art, the invention provides a positioning welding device for a tower crane boom, which is simple in structure and convenient to use, can clamp and limit the boom through the matching of a hydraulic telescopic rod and a connecting plate, avoids the boom from shaking in the welding process, can position the boom through the matching of a first U-shaped plate, an L-shaped stop block and a limiting rod, further ensures the welding precision of a welding point and improves the welding effect; simultaneously through the cooperation of first guide rail, second guide rail, the position of adjustment welding rifle that can be quick, and then improved welding efficiency, reduced operating personnel's manual labor, it is convenient to bring for the jib loading boom welding.

In order to achieve the purpose, the invention is realized by the following technical scheme:

a tower crane boom positioning welding device comprises a workbench, wherein a first guide rail is arranged on one side of the workbench, a transmission seat with a power device is arranged on the first guide rail in a sliding mode, an L-shaped plate is arranged on the top surface of the transmission seat, a welding gun is arranged on the bottom surface of one end of the L-shaped plate, a limiting device is arranged on one side of the transmission seat, two second guide rails which are distributed front and back are arranged on the top surface of the workbench, a placing table with the power device is arranged on the second guide rails in a sliding mode, a conveying belt is arranged on the top surface of the placing table, two hydraulic telescopic rods which are distributed front and back are arranged on two sides of the top surface of the placing table, two movable rods of the hydraulic telescopic rods which are positioned on the same side of the placing table are connected through a connecting plate, a first U-shaped plate is arranged on the rear side of the top surface of the placing table, and two L-shaped check blocks which are distributed left and right are arranged on the inner side of the first U-shaped plate in a rotating mode through a rotating shaft, every L type dog one side all is connected with first U template through first spring, the gag lever post that distributes about two is installed to first U template inboard, every travel switch is all installed to the gag lever post front end, every travel switch can cooperate with the L type dog contact that corresponds, travel switch and conveyer belt power device line connection.

Further, stop device includes inserted bar and second U template, inserted bar and driving seat sliding fit, second U template adopts the iron material to make and is connected with the driving seat, inserted bar one end installation riser, riser one end installation electro-magnet, inserted bar one end periphery suit second spring, the second spring both ends are connected with driving seat, riser respectively, set up several evenly distributed's slot on the first guide rail, the inserted bar can insert in the slot.

Further, still include external control box, control box includes battery, the control unit, control knob and signal transmission unit, the control box respectively with driving seat, welding rifle, place platform, conveyer belt, hydraulic telescoping rod, travel switch, electromagnet line connection.

Furthermore, reinforcing ribs are arranged on the L-shaped plates.

Furthermore, elastic pads are arranged on the inner side surface of the connecting plate and the inner side surface of the L-shaped check block.

Compared with the prior art, the invention has the beneficial effects that:

the hydraulic telescopic rod is simple in structure and convenient to use, the crane boom can be clamped and limited through the matching of the hydraulic telescopic rod and the connecting plate, the crane boom is prevented from shaking in the welding process, and the crane boom can be positioned through the matching of the first U-shaped plate, the L-shaped stop block and the limiting rod, so that the welding precision of a welding point is ensured, and the welding effect is improved; simultaneously through the cooperation of first guide rail, second guide rail, the position of adjustment welding rifle that can be quick, and then improved welding efficiency, reduced operating personnel's manual labor, it is convenient to bring for the jib loading boom welding.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a right side view of FIG. 1;

FIG. 3 is a front view of FIG. 1;

FIG. 4 is a schematic view of a placement table;

FIG. 5 is a top view of FIG. 4;

FIG. 6 is a partial enlarged view of I of FIG. 4

Reference numerals shown in the drawings: 1. a work table; 2. a first guide rail; 3. a transmission seat; 4. an L-shaped plate; 5. welding a gun; 6. a second guide rail; 7. a placing table; 8. a conveyor belt; 9. a hydraulic telescopic rod; 10. a connecting plate; 11. a first U-shaped plate; 12. a rotating shaft; 13. an L-shaped stop block; 14. a first spring; 15. a limiting rod; 16. a travel switch; 17. inserting a rod; 18. a second U-shaped plate; 19. a vertical plate; 20. an electromagnet; 21. a second spring; 22. a slot; 23. and (5) reinforcing ribs.

Detailed Description

The invention is further described with reference to the accompanying drawings and specific embodiments. It should be understood that these examples are for illustrative purposes only and are not intended to limit the scope of the present invention. Further, it should be understood that various changes or modifications of the present invention may be made by those skilled in the art after reading the teaching of the present invention, and these equivalents also fall within the scope of the present application.

As shown in figures 1-6, the positioning welding device for the tower crane boom comprises a workbench 1, a first guide rail 2 is installed on one side of the workbench 1, a transmission seat 3 with a power device is installed on the first guide rail 2 in a sliding manner, an L-shaped plate 4 is installed on the top surface of the transmission seat 3, a welding gun 5 is installed on the bottom surface of one end of the L-shaped plate 4, a limiting device is installed on one side of the transmission seat 3, two second guide rails 6 which are distributed in the front-back direction are installed on the top surface of the workbench 1, a placing table 7 with a power device is installed on the second guide rails 6 in a sliding manner, a conveyor belt 8 is arranged on the top surface of the placing table 7, two hydraulic telescopic rods 9 which are distributed in the front-back direction are installed on two sides of the top surface of the placing table 7, two movable rods of the hydraulic telescopic rods 9 which are positioned on the same side of the placing table 7 are connected through a connecting plate 10, and a first U-shaped plate 11 is installed on the rear side of the top surface of the placing table 7, first U template 11 inboard is rotated through pivot 12 and is installed two L type dogs 13 of controlling the distribution, every L type dog 13 one side all is connected with first U template 11 through first spring 14, the gag lever post 15 of controlling the distribution of 11 inboard installations of first U template about two, every travel switch 16, every are all installed to gag lever post 15 front end travel switch 16 can contact the cooperation with the L type dog 13 that corresponds,

travel switch

16 and 8 power device line connection of conveyer belt.

Specifically, stop device includes inserted bar 17 and second U template 18, inserted bar 17 and the 3 sliding fit of transmission seat, second U template 18 adopts the iron material to make and is connected with transmission seat 3, inserted bar 17 one

end installation riser

19, 19 one end installation electro-magnet 20 of riser, 17 one end periphery suit second spring 21 of inserted bar, second spring 21 both ends are connected with transmission seat 3, riser 19 respectively, set up several evenly distributed's slot 22 on the first guide rail 2, inserted bar 17 can insert in the slot 22. The electro-magnet 20 circular telegram produces magnetic field, produces suction to the second U template 18 of iron material, and then drives riser 19 and remove to the direction that is close to second U template 18, and second spring 21 is stretched, and inserted bar 17 and slot 22 separate, and then the transmission seat 3 of being convenient for removes, and when the outage of electro-magnet 20, magnetic field disappears, under the elastic force effect of second spring 21, inserted bar 17 and slot 22 cooperation, and then spacing is carried out to transmission seat 3, has further guaranteed the welded precision.

The welding gun welding device is characterized by further comprising an external control box, the control box comprises a storage battery, a control unit, a control knob and a signal transmission unit, and the control box is respectively in line connection with the transmission seat 3, the welding gun 5, the placing table 7, the conveying belt 8, the hydraulic telescopic rod 9, the travel switch 16 and the electromagnet 20. The battery can store the electric quantity, is convenient for provide emergency power supply, and the control unit can carry out motion control to this device, and signal transmission unit can transmit instruction information.

Specifically, the L-shaped plate 4 is provided with a reinforcing rib 23. The reinforcing ribs 23 have a supporting effect on the L-shaped plate 4, and the strength and stability of the L-shaped plate 4 are improved.

Specifically, elastic pads are arranged on the inner side surface of the connecting plate 10 and the inner side surface of the L-shaped check block 13. The elastic pad can avoid the direct contact with connecting plate 10, L type dog 13 of jib loading boom, has avoided the jib loading boom to cause the fish tail to connecting plate 10, L type dog 13 surface, has improved connecting plate 10, L type dog 13 life.

Example (b):

when the device is used, firstly, the cargo boom is placed on the conveyor belt 8, the conveyor belt 8 drives the cargo boom to move towards the direction close to the first U-shaped plate 11 until one end of the cargo boom is contacted with the two L-shaped check blocks 13 and drives the L-shaped check blocks 13 to rotate around the corresponding rotating shafts 12, the first springs 14 are compressed, when the L-shaped check blocks 13 are contacted with the corresponding limiting rods 15, the travel switches 16 act to stop the conveyor belt 8, at the same time, under the action of the L-shaped check blocks 13 and the limiting rods 15, the cargo boom is positioned, the hydraulic telescopic rod 9 works, the hydraulic telescopic rod 9 extends to enable the two connecting plates 10 to move towards the direction close to the cargo boom, the two connecting plates 10 are contacted with the cargo boom and clamp and fix the cargo boom, the cargo boom is prevented from shaking during welding, then the welding gun 5 works to weld a welding point of the cargo boom, and then the transmission seat 3 is matched with the first guide rail 2 and the placing platform 7 is matched with the second guide rail 6, can drive the motion of welding rifle 5, and then accomplish the welding to the different welding points of jib loading boom, treat the jib loading boom welding completion back, make hydraulic telescoping rod 9 shrink, connecting plate 10 and jib loading boom separation, then take off the jib loading boom from conveyer belt 8, the jib loading boom separates with L type dog 13, under the spring action of first spring 14, two L type dogs 13 are around the 12 antiport of corresponding pivot, L type dog 13 separates with gag lever post 15, travel switch 16 moves once more this moment, make conveyer belt 8 begin work, then can place new jib loading boom on to conveyer belt 8 once more, weld.

Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims

1. The utility model provides a tower machine jib loading boom positioning welding device, includes workstation (1), its characterized in that: the automatic welding machine is characterized in that a first guide rail (2) is installed on one side of the workbench (1), a transmission seat (3) with a power device is installed on the first guide rail (2) in a sliding mode, an L-shaped plate (4) is installed on the top surface of the transmission seat (3), a welding gun (5) is installed on the bottom surface of one end of the L-shaped plate (4), a limiting device is installed on one side of the transmission seat (3), two second guide rails (6) which are distributed front and back are installed on the top surface of the workbench (1), a placing table (7) with the power device is installed on the second guide rails (6) in a sliding mode, a conveying belt (8) is arranged on the top surface of the placing table (7), two hydraulic telescopic rods (9) which are distributed front and back are installed on two sides of the top surface of the placing table (7), the two hydraulic telescopic rods (9) which are located on the placing table (7) are connected through the same side (10), and a first U-shaped plate (11) is installed on the rear side of the top surface of the placing table (7), first U template (11) inboard is rotated through pivot (12) and is installed two L type dog (13) of controlling the distribution, every L type dog (13) one side all is connected with first U template (11) through first spring (14), gag lever post (15) that distribute about two are installed to first U template (11) inboard, every travel switch (16) can contact the cooperation with L type dog (13) that correspond in gag lever post (15) front end, travel switch (16) and conveyer belt (8) power device line connection.

2. The tower crane boom positioning and welding device of claim 1, wherein: stop device includes inserted bar (17) and second U template (18), inserted bar (17) and transmission seat (3) sliding fit, second U template (18) adopt the iron material to make and are connected with transmission seat (3), inserted bar (17) one end installation riser (19), riser (19) one end installation electro-magnet (20), inserted bar (17) one end periphery suit second spring (21), second spring (21) both ends are connected with transmission seat (3), riser (19) respectively, set up several evenly distributed's slot (22) on first guide rail (2), inserted bar (17) can insert in slot (22).

3. The tower crane boom positioning and welding device of claim 2, wherein: the welding machine is characterized by further comprising an external control box, the control box comprises a storage battery, a control unit, a control knob and a signal transmission unit, and the control box is respectively in line connection with the transmission seat (3), the welding gun (5), the placing table (7), the conveying belt (8), the hydraulic telescopic rod (9), the travel switch (16) and the electromagnet (20).

4. The tower crane boom positioning and welding device of claim 1, wherein: and reinforcing ribs (23) are arranged on the L-shaped plate (4).

5. The tower crane boom positioning and welding device of claim 1, wherein: elastic pads are arranged on the inner side surface of the connecting plate (10) and the inner side surface of the L-shaped check block (13).