CN216882375U

CN216882375U - Walking positioning device for carriage truss welding platform

Info

Publication number: CN216882375U
Application number: CN202123046807.3U
Authority: CN
Inventors: 张隆晔; 徐少清; 张顺生; 黄三春; 张明辉
Original assignee: Shiyan Lianheng Special Purpose Vehicle Co ltd
Current assignee: Shiyan Lianheng Special Purpose Vehicle Co ltd
Priority date: 2021-12-07
Filing date: 2021-12-07
Publication date: 2022-07-05
Anticipated expiration: 2031-12-07

Abstract

The utility model relates to a walking positioning device for a carriage truss welding platform, which is arranged on the carriage truss welding platform in a sliding manner and comprises a walking part, a rack, a connecting part and a positioning mechanism, wherein the walking part is arranged at two sides of the carriage truss welding platform, the rack is arranged at the upper end of the walking part, the connecting part is arranged at the upper end of the rack along the horizontal direction, and the positioning mechanism is used for positioning a carriage truss placed on the welding platform. The carriage truss welding platform enables the walking positioning device of the carriage truss welding platform to move along the welding platform through the walking part; come to be in the fixed of different transverse positions on same longitudinal position through adjusting the positioning mechanism of sliding connection on the connecting portion, through the adjustable location structure to car truss indulge, horizontal two directions for the location of car truss is more accurate, and then improves the carriage and reaches better welding effect behind welding process, improves the structural strength after the carriage welding.

Description

Walking positioning device for carriage truss welding platform

Technical Field

The utility model relates to the field of processing equipment of boxcars, in particular to a walking positioning device for a boxcar truss welding platform.

Background

The demand of present society to the freight train is very big, and in order to the transport task of satisfying completion, some drivers just add the railing above the freight train cargo hold, and like this an automobile can be more than the goods of original drawing, and so both safety is convenient again, has avoided the trouble of fixing the goods with the rope.

Most of the cargo compartment fences are made of stainless steel and are formed by welding a plurality of pipe fittings. The existing welding process for the freight car compartment fence is completely formed by welding pipes one by one through a master welder, the working strength is high, a force application arm of the master welder is easy to fatigue, the pipe fitting is easy to incline, the overall shape and quality of the freight car compartment fence are affected, the manual skill of the master welder is too much depended, and the welding quality is not well controlled.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides a walking positioning device for a carriage walking frame welding platform, which solves the problem that a pipe fitting is not easy to fix in the carriage pipe fitting welding process.

In order to achieve the purpose, the utility model provides the following technical scheme: a walking positioning device for a carriage truss welding platform is arranged on the carriage truss welding platform in a sliding mode and comprises a walking part, a rack, a connecting part and a positioning mechanism, wherein the walking part is arranged on two sides of the carriage truss welding platform;

positioning mechanism includes mounting panel, second gyro wheel, pneumatic cylinder and clamp plate, the mounting panel is U type structure, and its upper end is located the top of connecting portion, the second gyro wheel rotates to be located on the mounting panel, and it is located the mounting panel upper end with between the connecting portion, the pneumatic cylinder piston rod set up down in the lower extreme of mounting panel, the piston rod head of pneumatic cylinder is fixed with the clamp plate.

As a preferable technical scheme of the utility model, the two sides of the carriage truss welding platform are provided with limiting mechanisms extending outwards, and the walking parts are arranged on the limiting mechanisms in a sliding manner.

As a preferred technical scheme of the utility model, the walking part comprises a hollow pipe, extension plates and a first roller, the extension plates are respectively arranged at the upper end and the lower end of the hollow pipe, one side of each extension plate extends towards a carriage truss welding platform to form a positioning part, and the first roller is positioned at one side of the hollow pipe close to the positioning part;

the limiting mechanism is provided with two groups of auxiliary sliding mechanisms in parallel in the vertical direction, each group of auxiliary sliding mechanisms are sequentially provided with a first positioning plate and a second positioning plate from top to bottom, the first positioning plate and the second positioning plate are provided with gaps in the vertical direction, and the positioning parts stretch into the gaps.

As a preferable technical scheme of the present invention, the walking part further includes a bolt, the bolt penetrates through the hollow tube and the first roller, and both ends of the bolt are provided with external threads.

As a preferable technical solution of the present invention, two slide rails are arranged in parallel along a length direction of the connecting portion, and the second roller rolls along the length direction of the slide rails.

As a preferable technical solution of the present invention, the slide rail is provided with a limit pin for limiting a left limit position and a right limit position of the second roller.

As a preferable technical solution of the present invention, the number of the positioning mechanisms is two.

As a preferred technical scheme of the utility model, a box body is fixed at the upper end of the connecting part, and a hydraulic oil tank, a hydraulic pump, an electromagnetic valve and a pipeline which are communicated with the hydraulic cylinder are placed in the box body.

Compared with the prior art, the walking positioning device of the carriage truss welding platform has the following beneficial effects:

1. the walking positioning device of the carriage truss welding platform can move along the welding platform through the walking part, and after the carriage truss is placed, the positioning of the truss at different longitudinal positions can be changed through adjusting the walking part;

2. come to be in the fixing of different transverse positions on same longitudinal position through adjusting the positioning mechanism of sliding connection on connecting portion for the location of car truss is more accurate through the adjustable location structure to two directions of indulging, violently to the car truss, and then improves the carriage and reaches better welding effect behind welding process, improves the structural strength after the carriage welding.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:

FIG. 1 is a schematic view of the home position configuration of the present invention;

FIG. 2 is a use state reference diagram of the present invention;

FIG. 3 is a schematic view of the walking positioning device of the present invention;

FIG. 4 is a second schematic view of the walking positioning device of the present invention;

FIG. 5 shows the connection relationship between the traveling part and the limiting mechanism;

in the figure: 1. a traveling section; 11. a hollow tube; 12. an extension plate; 121. a positioning part; 13. a first roller; 131. a bolt; 2. a frame; 3. a connecting portion; 301. a slide rail; 302. a spacing pin; 4. a box body; 5. a positioning mechanism; 51. mounting a plate; 52. a second roller; 53. a hydraulic cylinder; 54. pressing a plate; 6. a limiting mechanism; 61. a first positioning plate; 62. and a second positioning plate.

Detailed Description

It should be noted that in the description of the present invention, the terms "lateral", "longitudinal", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

As shown in fig. 1-5, the utility model provides a walking positioning device for a carriage truss welding platform, which is slidably arranged on the carriage truss welding platform, and comprises a walking part 1, a frame 2, a connecting part 3 and a positioning mechanism 5, wherein the walking part 1 is arranged at two sides of the carriage truss welding platform, the frame 2 is arranged at the upper end of the walking part 1, the connecting part 3 is arranged at the upper end of the frame 2 along the horizontal direction, the number of the positioning mechanisms 5 is at least one, and the positioning mechanism 5 is used for positioning a carriage truss placed on the welding platform;

positioning mechanism 5 includes mounting panel 51, second gyro wheel 52, pneumatic cylinder 53 and clamp plate 54, mounting panel 51 is U type structure, and its upper end is located the top of connecting portion 3, second gyro wheel 52 rotates to be located on the mounting panel 51, and it is located mounting panel 51 upper end with between the connecting portion 3, pneumatic cylinder 53 piston rod set up down in the lower extreme of mounting panel 51, the piston rod head of pneumatic cylinder 53 is fixed with clamp plate 54.

The working process of the carriage truss welding platform comprises the following steps:

A. when a plurality of small metal plates are welded into an integral carriage truss, personnel can place the metal plates on the welding platform in sequence. When the metal plates at the same transverse position are positioned, a person pushes the walking part 1 to enable the walking part 1 to move along the longitudinal direction of the welding platform (the position of the longitudinal positioning of the metal plates is adjusted), after the positioning mechanism 5 reaches a preset position, the person operates the control system through the upper computer at the handheld end, the control system further controls the piston rod of the hydraulic cylinder 53 to stretch out, and the positioning of the metal plates is completed when the pressing plate 54 fixed at the head of the piston rod of the hydraulic cylinder 53 is abutted against the metal plates. After the positioning is finished, the metal plate is subjected to a welding procedure; when the metal plates at the same longitudinal position are moved in the length direction of the connecting part 3 (the position of the metal plates in transverse positioning is adjusted), the personnel push the positioning mechanism 5 to move (the position of the metal plates in transverse positioning) and after the positioning mechanism 5 reaches a preset position, the working mode is the same as that of the previous working condition.

B. When the pipe fittings are welded on the metal plate with a large area to form the whole carriage truss, personnel tie the metal plate on a hook of the gantry crane and repeat related steps in the working condition A to complete the positioning of the metal plate.

The metal sheet location problem when effectively having improved different welding points can improve the structural strength after the carriage truss forms.

The two sides of the carriage walking frame welding platform are provided with limiting mechanisms 6 extending outwards, and the walking part 1 is arranged on the limiting mechanisms 6 in a sliding mode.

As an embodiment of the welding platform structure, the two sides of the welding platform are provided with the limiting mechanisms 6 matched with the walking part 1, so that the walking part 1 can smoothly slide along the longitudinal direction of the welding platform.

The walking part 1 comprises a hollow pipe 11, an extension plate 12 and a first roller 13, wherein the extension plate 12 is respectively arranged at the upper end and the lower end of the hollow pipe 11, one side of the extension plate extends to a carriage truss welding platform to form a positioning part 121, and the first roller 13 is positioned at one side of the hollow pipe 11 close to the positioning part 121;

the limiting mechanism 6 is provided with two groups of auxiliary sliding mechanisms in parallel along the vertical direction, each group of auxiliary sliding mechanisms is sequentially provided with a first positioning plate 61 and a second positioning plate 62 from top to bottom, the first positioning plate 61 and the second positioning plate 62 are provided with a gap along the vertical direction, and the positioning part 121 extends into the gap.

In a preferred embodiment of the position-limiting mechanism 6, the rolling of the traveling unit 1 and the position-limiting mechanism 6 is mainly performed by the first roller 13 rolling between the two second positioning plates 62. When the limiting mechanism 6 is provided with two groups of auxiliary sliding mechanisms, the walking part 1 can be limited, and the smoothness of the walking part 1 in the sliding process is improved. When the positioning portion 121 of the extension plate 12 extends into the gap formed between the first positioning plate 61 and the second positioning plate 62, the sealing performance can be improved during the sliding process, and the efficiency of the rolling process of the first roller 13 is prevented from being reduced due to the fact that too much dust and impurities fly into the gap between the two second positioning plates 62.

The walking part 1 further comprises a bolt 131, the bolt 131 penetrates through the hollow tube 11 and the first roller 13, and external threads are processed at two ends of the bolt 131.

As an embodiment that the first roller 13 is connected with the hollow tube 11, a bolt 131 sequentially penetrates through the hollow tube 11 and the first roller 13, and external threads are processed at both ends of the bolt 131 and can be matched with a nut, so that the stable connection relation between the hollow tube 11 and the first roller 13 is effectively ensured, and the nut can prevent the bolt 131 from axially jumping.

Two slide rails 301 are arranged in parallel along the length direction of the connecting portion 3, and the second roller 52 rolls along the length direction of the slide rails 301.

And a limiting pin 302 for limiting the left and right limit positions of the second roller 52 is arranged on the slide rail 301.

The number of the positioning mechanisms 5 is two.

As a preferred example of the number of the positioning mechanisms 5, when the number of the positioning mechanisms 5 is two, the positioning of the metal plates placed on the welding table is facilitated. When the number of the positioning mechanisms 5 is too large, the radial load of the first roller 13 may be increased, which is not favorable for the longitudinal movement of the traveling part 1 along the welding platform.

A box body 4 is fixed at the upper end of the connecting part 3, and a hydraulic oil tank, a hydraulic pump, an electromagnetic valve and a pipeline which are communicated with the hydraulic cylinder 53 are placed in the box body 4.

As a preferred embodiment, a box 4 may be installed on the connecting portion 3, and the box 4 is used to place related hydraulic system components for controlling the hydraulic cylinder 53 to extend and retract during working, so as to avoid the need of externally connecting a pump body, an oil tank, and the like.

The carriage truss welding platform enables the walking positioning device of the carriage truss welding platform to move along the welding platform through the walking part, and after the carriage truss is placed, the positioning of the truss at different longitudinal positions can be changed by adjusting the walking part; come to be in the fixing of different transverse positions on same longitudinal position through adjusting the positioning mechanism of sliding connection on connecting portion for the location of car truss is more accurate through the adjustable location structure to two directions of indulging, violently to the car truss, and then improves the carriage and reaches better welding effect behind welding process, improves the structural strength after the carriage welding.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The walking positioning device for the carriage truss welding platform is arranged on the carriage truss welding platform in a sliding mode, and is characterized by comprising a walking part (1), a rack (2), a connecting part (3) and a positioning mechanism (5), wherein the walking part (1) is arranged on two sides of the carriage truss welding platform, the rack (2) is arranged at the upper end of the walking part (1), the connecting part (3) is arranged at the upper end of the rack (2) in the horizontal direction, the number of the positioning mechanism (5) is at least one, and the positioning mechanism (5) is used for positioning a carriage truss placed on the welding platform;

positioning mechanism (5) include mounting panel (51), second gyro wheel (52), pneumatic cylinder (53) and clamp plate (54), mounting panel (51) are U type structure, and its upper end is located the top of connecting portion (3), second gyro wheel (52) are rotated and are located on mounting panel (51), and it is located mounting panel (51) upper end with between connecting portion (3), pneumatic cylinder (53) piston rod set up down in the lower extreme of mounting panel (51), the piston rod head of pneumatic cylinder (53) is fixed with clamp plate (54).

2. The walking positioning device for the carriage runner welding platform according to claim 1, characterized in that: limiting mechanisms (6) extending outwards are arranged on two sides of the carriage walking frame welding platform, and the walking part (1) is arranged on the limiting mechanisms (6) in a sliding mode.

3. The walking positioning device for the carriage runner welding platform according to claim 2, characterized in that: the walking part (1) comprises a hollow pipe (11), an extension plate (12) and a first roller (13), the extension plate (12) is respectively arranged at the upper end and the lower end of the hollow pipe (11), one side of the extension plate extends to a carriage walking frame welding platform to form a positioning part (121), and the first roller (13) is positioned at one side of the hollow pipe (11) close to the positioning part (121);

stop gear (6) are equipped with two sets of supplementary slide mechanism along vertical direction side by side, and each group supplementary slide mechanism from the top down is equipped with first locating plate (61) and second locating plate (62) in proper order, first locating plate (61) with second locating plate (62) have the clearance along vertical direction, location portion (121) stretch into the clearance.

4. The walking positioning device for the carriage runner welding platform according to claim 3, characterized in that: the walking part (1) further comprises a bolt (131), the bolt (131) penetrates through the hollow pipe (11) and the first roller (13), and external threads are machined at two ends of the bolt.

5. The walking positioning device for the carriage runner welding platform according to claim 1, characterized in that: two sliding rails (301) are arranged in parallel along the length direction of the connecting portion (3), and the second roller (52) rolls along the length direction of the sliding rails (301).

6. The walking positioning device for the carriage runner welding platform according to claim 5, characterized in that: and a limiting pin (302) used for limiting the left and right limit positions of the second roller (52) is arranged on the sliding rail (301).

7. The walking positioning device for the carriage runner welding platform according to claim 1, characterized in that: the number of the positioning mechanisms (5) is two.

8. A walking positioning device for carriage runner welding platform according to any one of claims 1-7, characterized in that: the upper end of connecting portion (3) is fixed with a box (4), place in box (4) with hydraulic cylinder (53) intercommunication's hydraulic tank, hydraulic pump, solenoid valve and pipeline.