CN219274771U

CN219274771U - Spot welding tool for main chord member connecting sleeve

Info

Publication number: CN219274771U
Application number: CN202320824105.3U
Authority: CN
Inventors: 孙伟; 孙立; 韩纪厚
Original assignee: Shandong Zhongchang Heavy Industry Co ltd
Current assignee: Shandong Zhongchang Heavy Industry Co ltd
Priority date: 2023-04-14
Filing date: 2023-04-14
Publication date: 2023-06-30
Anticipated expiration: 2033-04-14

Abstract

The utility model relates to a spot welding tool for a main chord member connecting sleeve, which belongs to the technical field of connecting sleeve spot welding tools and comprises two parallel supporting plates, wherein a first positioning plate and a second positioning plate are fixedly connected between the two supporting plates, the second positioning plates are respectively arranged at two ends of the supporting plates, the first positioning plate is arranged at two ends and the middle position of the supporting plates, the upper end surface of the first positioning plate is provided with a right-angle groove for placing the main chord member, the first positioning plate and the second positioning plate are respectively provided with a positioning hole, the positions of the positioning holes correspond to the positions of the connecting sleeves, the positioning rods are connected in a sliding manner in the positioning holes, the two connecting sleeves which are firstly placed are limited through the first positioning plate and the second positioning plate, the placed connecting sleeves are not influenced when the main chord member is placed, and finally the connecting sleeves which are placed are directly subjected to spot welding, so that the time for adjusting the connecting sleeves is saved, and the spot welding efficiency of the connecting sleeves is greatly improved.

Description

Spot welding tool for main chord member connecting sleeve

Technical Field

The utility model relates to the technical field of spot welding tools for connecting sleeves, in particular to a spot welding tool for a main chord connecting sleeve.

Background

The connecting sleeve on the main chord member of one standard knot is connected with the connecting sleeve of the main chord member of the other standard knot or the connecting sleeve of the embedded supporting leg, so that the installation between the standard knots and between the standard knots and the embedded supporting leg is realized, the height of the tower body is increased, and therefore, the position accuracy requirement on the connecting sleeve is higher when the connecting sleeve is welded.

In order to improve the welding quality of the connecting sleeve, a spot welding tool is generally used for welding when the existing main chord connecting sleeve is welded, for example, a positioning welding tool of a standard section main chord connecting sleeve of a tower crane in China patent with the patent publication number of CN106826060B comprises a spot welding upper die, a spot welding lower die and an I-steel pad table, wherein the spot welding upper die and the spot welding lower die are separated, the standard section main chord and the connecting sleeve are fixed through the matching of the spot welding upper die and the spot welding lower die, and the spot welding lower die is fixedly connected with the I-steel pad table; the spot welding die upper die comprises a front seat, a rear seat, a connecting plate, a fixing plate and a handle; the front seat and the rear seat are arranged oppositely, two connecting plates are fixedly welded on the side parts of the front seat and the rear seat, a fixed plate is welded between the front seat and the rear seat, and a handle is welded above the fixed plate; the front seat and the rear seat are respectively provided with two semicircular holes matched with the connecting sleeve and an included angle matched with the main chord; the spot welding die lower die comprises a positioning front seat, a positioning rear seat and a mounting plate; the positioning front seat and the positioning rear seat are arranged oppositely, and two mounting plates are fixedly welded on the side parts of the positioning front seat and the positioning rear seat; the positioning front seat and the positioning rear seat are respectively provided with a waist-round half hole matched with the connecting sleeve.

The connecting sleeve needs to be placed in the semicircular holes of the upper spot welding die and the lower spot welding die, two workers are needed to cooperate when the connecting sleeve is placed, particularly when the connecting sleeve in the upper spot welding die is placed, one person is needed to hold the connecting sleeve, the other person lifts the upper spot welding die, the connecting sleeve and the upper spot welding die are placed on the main chord member in a mutual cooperation mode, movement occurs easily when the connecting sleeve is placed, and the connecting sleeve needs to be adjusted before spot welding. Aiming at the problems in the prior art, we provide a spot welding tool for a main chord connecting sleeve.

Disclosure of Invention

Aiming at the problems in the prior art, the utility model provides a spot welding tool for a main chord connecting sleeve, which is realized by the following technical scheme:

the utility model provides a spot welding frock of main chord member adapter sleeve, includes two parallel arrangement's backup pad, two fixedly connected with first locating plate and second locating plate between the backup pad, the second locating plate sets up in the both ends of backup pad respectively, first locating plate sets up in the both ends and the intermediate position of backup pad, is located the length that the first locating plate at backup pad both ends is apart from the second locating plate equals the length of adapter sleeve, the right angle groove that is used for placing the main chord member is seted up to the up end of first locating plate, the locating hole has all been seted up to first locating plate and second locating plate, the position of locating hole corresponds with the position of adapter sleeve, slide in the locating hole and connect the locating lever, terminal surface fixedly connected with supporting leg under the backup pad, the supporting leg sets up in the both ends of backup pad respectively.

The utility model is further provided with: and one end of the positioning rod is fixedly connected with a limiting plate, and one end of the positioning rod, which is far away from the limiting plate, is arranged in a conical manner.

The utility model is further provided with: an operation opening is formed in the supporting plate and is located between the first locating plate and the second locating plate.

In summary, the beneficial technical effects of the utility model are as follows:

the connecting sleeve between the first locating plate and the second locating plate is placed firstly, the connecting sleeve is limited by the first locating plate and the second locating plate, the placed connecting sleeve cannot be influenced by the main chord member when the connecting sleeve is placed, the connecting sleeve placed finally is directly subjected to spot welding, the connecting sleeve is not required to be adjusted in the whole process, therefore, the adjusting time of the connecting sleeve is saved, the spot welding efficiency of the connecting sleeve is greatly improved, the whole spot welding process can be completed by one staff, and the labor cost of the working procedure is greatly saved.

Drawings

Fig. 1 is a schematic view for showing the overall structure of the present embodiment;

FIG. 2 is a top view for showing the overall structure of the present embodiment;

FIG. 3 is a cross-sectional view taken along section line A-A of FIG. 2;

FIG. 4 is a schematic diagram showing the installation of the main chord and the connection sleeve of the present embodiment;

FIG. 5 is a top view for illustrating the mounting of the main chord and the connection sleeve of the present embodiment;

fig. 6 is a sectional view taken along section line B-B of fig. 5.

Reference numerals: 1. a support plate; 11. an operation port; 2. a first positioning plate; 21. a right angle slot; 3. a second positioning plate; 4. positioning holes; 5. a positioning rod; 6. support legs; 7. and a limiting plate.

Detailed Description

The present utility model will be described in further detail with reference to the accompanying drawings.

Examples

As shown in fig. 1-6, the spot welding fixture for the main chord connecting sleeve disclosed by the utility model comprises two parallel supporting plates 1, wherein a first positioning plate 2 and a second positioning plate 3 are fixedly connected between the two supporting plates 1, the second positioning plates 3 are respectively arranged at two ends of the supporting plates 1, the first positioning plates 2 are arranged at two ends and the middle position of the supporting plates 1, the length of the first positioning plates 2 positioned at the two ends of the supporting plates 1, which are away from the second positioning plates 3, is equal to the length of the connecting sleeve, right angle grooves 21 for placing the main chord are formed in the upper end surfaces of the first positioning plates 2, the second positioning plates 3 are respectively provided with positioning holes 4, the positions of the positioning holes 4 correspond to the positions of the connecting sleeve, positioning rods 5 are slidingly connected in the positioning holes 4, supporting legs 6 are fixedly connected to the lower end surfaces of the supporting plates 1, and the supporting legs 6 are respectively arranged at two ends of the supporting plates 1. When welding, firstly, a connecting sleeve positioned below the main chord member (namely positioned between the first positioning plate and the second positioning plate) is placed between the first positioning plate 2 and the second positioning plate 3, then the positioning rod 5 sequentially passes through the first positioning plate 2, the connecting sleeve and the second positioning plate 3 to position the connecting sleeve, then the main chord member is placed in the right-angle groove 21, and finally the connecting sleeve is sleeved on the positioning rod 5 for spot welding after the positioning rod 5 passes through the positioning hole 4 of the second positioning plate 3 positioned above the main chord member. The whole spot welding process can be completed by one worker, and the labor cost of the process is greatly saved. The two connecting sleeves placed at first are limited through the first locating plate 2 and the second locating plate 3, the main chord member does not influence the placed connecting sleeves when placed, and the connecting sleeves placed at last are directly subjected to spot welding, so that the time for adjusting the connecting sleeves is saved, and the spot welding efficiency of the connecting sleeves is greatly improved.

The locating lever 5 one end fixedly connected with limiting plate 7, limiting plate 7's setting can avoid locating lever 5 to insert excessively, inconvenient taking out. In order to facilitate the insertion of the positioning rod 5 into the positioning hole 4, one end of the positioning rod 5, which is far away from the limiting plate 7, is arranged in a conical shape.

An operation port 11 is formed in the support plate 1, the operation port 11 is located between the first locating plate 2 and the second locating plate 3, and the arrangement of the operation port 11 is convenient for a worker to weld the connecting sleeve and the main chord.

In this application, three locating holes have been seted up to the second locating plate, have seted up two locating holes on the first locating plate.

Claims

1. The utility model provides a spot welding frock of main chord member adapter sleeve, its characterized in that, including two backup pad (1) that parallel arrangement, two fixedly connected with first locating plate (2) and second locating plate (3) between backup pad (1), second locating plate (3) set up respectively in the both ends of backup pad (1), first locating plate (2) set up in the both ends and the intermediate position of backup pad (1), are located the length of first locating plate (2) at backup pad (1) both ends apart from second locating plate (3) equals the length of adapter sleeve, right angle groove (21) for placing the main chord member have been seted up to the up end of first locating plate (2), locating plate (3) have all been seted up locating hole (4), the position of locating hole (4) corresponds with the position of adapter sleeve, slide in locating hole (4) and connect locating lever (5), terminal surface fixedly connected with supporting leg (6) under backup pad (1), supporting leg (6) set up respectively in the both ends of backup pad (1).

2. The spot welding tool for the main chord connecting sleeve according to claim 1, wherein one end of the locating rod (5) is fixedly connected with a limiting plate (7), and one end of the locating rod (5) far away from the limiting plate (7) is arranged in a conical shape.

3. The spot welding tool for the main chord connecting sleeve according to claim 2, wherein an operation port (11) is formed in the supporting plate (1), and the operation port (11) is located between the first locating plate (2) and the second locating plate (3).