CN219053411U

CN219053411U - Crane trolley welding tool

Info

Publication number: CN219053411U
Application number: CN202223509568.5U
Authority: CN
Inventors: 姬彪; 薛胜堂; 葛保才; 郭军军
Original assignee: Henan Mine Crane Co Ltd
Current assignee: Henan Mine Crane Co Ltd
Priority date: 2022-12-28
Filing date: 2022-12-28
Publication date: 2023-05-23
Anticipated expiration: 2032-12-28

Abstract

The utility model provides a crane trolley welding tool which comprises two parallel supporting frames and positioning mechanisms respectively arranged on the two supporting frames, wherein the positioning mechanisms are arranged corresponding to travelling wheels of a crane trolley, each supporting frame comprises two supporting legs and a supporting cross beam connected with the upper ends of the two supporting legs, a slideway is arranged on the upper side of each supporting cross beam, and each positioning mechanism comprises a sliding part positioned at the bottom and a positioning part positioned at the top, and the sliding parts are slidably arranged on the slideway. The crane trolley welding tool is used for supporting and positioning the trolley frame of the crane trolley so as to weld other parts.

Description

Crane trolley welding tool

Technical Field

The utility model relates to a crane production tool, in particular to a crane trolley welding tool.

Background

The lifting trolley refers to lifting equipment in the bridge crane, and in the use process, the lifting trolley can move along a track on a bridge so as to horizontally move a lifting weight. In the production process of the trolley, various plates are required to be welded. In order to facilitate welding, related welding tools are required to be designed for supporting and positioning. For example: chinese patent CN208005075U discloses a welding clamping device for a trolley end Liang Jinban, which is supported by a bottom plate, and a clamping plate is provided for clamping and positioning so as to perform welding; chinese patent CN208394635U discloses a welding clamping device for trolley end Liang Jinban, which is used in combination with an automatic welding device. However, the later assembly period of the trolley needs to carry out welding operation on the trolley frame, and all the welding tools are not suitable for supporting and positioning the trolley frame.

In order to solve the above problems, an ideal technical solution is always sought.

Disclosure of Invention

The utility model aims at overcoming the defects of the prior art, and provides a crane trolley welding tool.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

the utility model provides a welding fixture for crane trolley, includes two support frames that are parallel and sets up the positioning mechanism on two support frames respectively, and positioning mechanism corresponds the walking wheel setting of crane trolley, and the support frame includes two landing legs and the supporting beam of two landing leg upper ends of connection, and the upside of supporting beam is provided with the slide, and positioning mechanism is including the sliding part that is located the bottom and the positioning part that is located the top, sliding part and slidable mounting on the slide.

The support legs and the support beams are all I-shaped steel, two groups of inclined reinforcing plates are respectively arranged at two ends of the support beams, and the two reinforcing plates of each group are symmetrically arranged to form an inverted V shape.

The upside of supporting beam sets up the mounting groove, and the inner wall of mounting groove sets up two guide rails, and the both sides of sliding part set up the spout respectively, and the guide rail corresponds the card and goes into in the spout.

The positioning part comprises an arc-shaped groove with an upward opening, the inner arc of the arc-shaped groove is a semicircle, and two ends of the arc-shaped groove extend upwards to form a limiting plate.

The crane trolley welding tool further comprises a ground rail, the ground rail comprises a U-shaped groove, connecting plates extend out of two sides of the U-shaped groove respectively and are connected with the ground, rollers are mounted at the bottoms of the supporting legs and move along the U-shaped groove.

The crane trolley welding fixture further comprises positioning pins, the bottom surfaces of the U-shaped grooves are uniformly provided with a plurality of positioning holes, the bottoms of the positioning pins are provided with positioning pins, and the specifications of the positioning pins are matched with the positioning holes so as to be inserted into the positioning holes to position the idler wheels.

The top of locating pin sets up two sections cylinders, from top to bottom, and upper segment cylinder, hypomere cylinder, locating pin connect gradually, and the external diameter of upper segment cylinder is greater than the width of U type groove, and the external diameter of hypomere cylinder equals the width of U type groove.

The bottom surface of the mounting groove is uniformly provided with a plurality of positioning grooves, and the positioning grooves and the positioning pins are matched for positioning.

Compared with the prior art, the welding fixture for the crane trolley has the beneficial effects that the welding fixture for the crane trolley is used for supporting and positioning the trolley frame of the crane trolley so as to weld other parts. In the specific use process, firstly, the distance between two support frames and the distance between positioning mechanisms on the support frames are adjusted according to the width and the length of the trolley frame, then the trolley frame is placed on the welding tool, the trolley travelling wheels are correspondingly clamped on the positioning mechanisms, and then welding of other workpieces is carried out.

Drawings

Fig. 1 is a schematic structural view of the present utility model.

Fig. 2 is a schematic structural view of the positioning mechanism in the present utility model.

In the figure: 1. a support frame; 2. a positioning mechanism; 3. a support leg; 4. a support beam; 5. a slideway; 6. a reinforcing plate; 7. a guide rail; 8. a ground rail; 9. a roller; 10. a positioning pin; 11. a chute; 12. an arc-shaped groove.

Detailed Description

The technical scheme of the utility model is further described in detail through the following specific embodiments.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. "mounting", "providing", "connecting" etc. may be by means conventional in the art, for example: integral arrangement, clamping installation, welding connection, bonding connection, bolt connection and the like. The specific meaning of the terms in the present utility model will be understood by those skilled in the art in specific cases, and suitable connection, arrangement or installation means will be selected in the prior art.

As shown in fig. 1-2, a crane trolley welding fixture comprises two parallel supporting frames 1 and positioning mechanisms 2 respectively arranged on the two supporting frames 1, wherein the positioning mechanisms 2 are arranged corresponding to travelling wheels of the crane trolley, each supporting frame 1 comprises two supporting legs 3 and a supporting cross beam 4 connected with the upper ends of the two supporting legs 3, a slide way 5 is arranged on the upper side of each supporting cross beam 4, each positioning mechanism 2 comprises a sliding part positioned at the bottom and a positioning part positioned at the top, and the sliding parts are slidably arranged on the slide ways 5.

The crane trolley welding tool is used for supporting and positioning the trolley frame of the crane trolley so as to weld other parts. In the specific use process, firstly, the distance between two support frames and the distance between positioning mechanisms on the support frames are adjusted according to the width and the length of the trolley frame, then the trolley frame is placed on the welding tool, the trolley travelling wheels are correspondingly clamped on the positioning mechanisms, and then welding of other workpieces is carried out.

It should be noted that the welding fixture of the crane trolley is only used for welding the conventional rectangular crane trolley in the prior art, and is not suitable for welding the special-shaped nonstandard crane trolley. In the prior art, four corners of the trolley frame also form a rectangular frame through a partition plate, the rectangular frame is used for installing trolley travelling wheels, the trolley travelling wheels are clamped on a positioning mechanism, and the rectangular frame can be limited by combining the positioning mechanism.

In one embodiment, the support legs 3 and the support beams 4 are all made of I-steel, two groups of inclined reinforcing plates 6 are respectively arranged at two ends of the support beams 4, and the two reinforcing plates 6 of each group are symmetrically arranged to form an inverted V shape. The whole support frame can be formed by welding I-steel and a steel plate, and the process cost is low.

In one embodiment, the upper side of the supporting beam 4 is provided with a mounting groove, the inner wall of the mounting groove is provided with two guide rails 7, two sides of the sliding part are respectively provided with a sliding groove 11, and the guide rails 7 are correspondingly clamped into the sliding grooves 11. Preferably, the section of the guide rail is trapezoid, and the outer side of the sliding groove is a necking, so that the stability of the structure can be improved. Preferably, the positioning mechanism is designed into a plurality of different specifications, and an opening is formed at one end of the mounting groove, so that the positioning mechanism can slide out of the opening to be replaced.

In one embodiment, the positioning portion includes an arc-shaped slot 12 with an upward opening, the inner arc of the arc-shaped slot 12 is a semicircle, two ends of the arc-shaped slot 12 extend upward to form a limiting plate, the trolley travelling wheel falls into the arc-shaped slot, and the limiting plate is located at two sides of the travelling wheel and abuts against the rectangular frame, so as to improve the stability of the structure.

In one embodiment, the crane trolley welding fixture further comprises a ground rail 8, the ground rail 8 comprises a U-shaped groove, connecting plates extend out of two sides of the U-shaped groove respectively, the connecting plates and the ground can be connected through bolts, rollers 9 are mounted at the bottoms of the supporting legs 3, and the rollers 9 move along the U-shaped groove so as to ensure that the two supporting frames are located on the same straight line.

In one embodiment, the welding fixture for the crane trolley further comprises positioning pins, the bottom surfaces of the U-shaped grooves are uniformly provided with a plurality of positioning holes, the bottoms of the positioning pins are provided with positioning pins 10, and the specifications of the positioning pins 10 are matched with the positioning holes so as to be inserted into the positioning holes to position the rollers 9, so that the support frame is positioned.

In one embodiment, two sections of cylinders are arranged at the top of the positioning pin 10, the upper section of cylinder, the lower section of cylinder and the positioning pin 10 are sequentially connected from top to bottom, the outer diameter of the upper section of cylinder is larger than the width of the U-shaped groove, and the outer diameter of the lower section of cylinder is equal to the width of the U-shaped groove.

In one embodiment, the bottom surface of the mounting groove is uniformly provided with a plurality of positioning grooves, the positioning grooves and the positioning pins are matched for positioning, and the positioning pin structure can adopt the same structure as the ground rail positioning pin.

The above embodiments may be combined with each other.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same; while the utility model has been described in detail with reference to the preferred embodiments, those skilled in the art will appreciate that: modifications may be made to the specific embodiments of the present utility model or equivalents may be substituted for part of the technical features thereof; without departing from the spirit of the utility model, it is intended to cover the scope of the utility model as claimed.

Claims

1. The utility model provides a hoist dolly welding frock which characterized in that: including two support frames that are parallel and set up the positioning mechanism on two support frames respectively, positioning mechanism corresponds the walking wheel setting of travelling trolley, and the support frame includes two landing legs and connects the supporting beam of two landing leg upper ends, and the upside of supporting beam is provided with the slide, and positioning mechanism is including the sliding part that is located the bottom and the positioning part that is located the top, sliding part and slidable mounting on the slide.

2. The crane trolley welding fixture of claim 1, wherein: the support legs and the support beams are all I-shaped steel, two groups of inclined reinforcing plates are respectively arranged at two ends of the support beams, and the two reinforcing plates of each group are symmetrically arranged to form an inverted V shape.

3. The crane trolley welding fixture according to claim 1 or 2, wherein: the upside of supporting beam sets up the mounting groove, and the inner wall of mounting groove sets up two guide rails, and the both sides of sliding part set up the spout respectively, and the guide rail corresponds the card and goes into in the spout.

4. The crane trolley welding fixture of claim 3, wherein: the positioning part comprises an arc-shaped groove with an upward opening, the inner arc of the arc-shaped groove is a semicircle, and two ends of the arc-shaped groove extend upwards to form a limiting plate.

5. The crane trolley welding fixture of claim 4, wherein: the ground rail comprises a U-shaped groove, connecting plates extend out of two sides of the U-shaped groove respectively and are connected with the ground, rollers are mounted at the bottoms of the supporting legs and move along the U-shaped groove.

6. The crane trolley welding fixture of claim 5, wherein: the roller is characterized by further comprising a locating pin, wherein a plurality of locating holes are uniformly formed in the bottom surface of the U-shaped groove, the locating pin is arranged at the bottom of the locating pin, and the specification of the locating pin is matched with the locating holes so as to be inserted into the locating holes to locate the roller.

7. The crane trolley welding fixture of claim 6, wherein: the top of locating pin sets up two sections cylinders, from top to bottom, and upper segment cylinder, hypomere cylinder, locating pin connect gradually, and the external diameter of upper segment cylinder is greater than the width of U type groove, and the external diameter of hypomere cylinder equals the width of U type groove.

8. The crane trolley welding fixture of claim 3, wherein: the bottom surface of the mounting groove is uniformly provided with a plurality of positioning grooves, and the positioning grooves and the positioning pins are matched for positioning.