CN114932344A

CN114932344A - Movable welding device for production of large-span bridge

Info

Publication number: CN114932344A
Application number: CN202210555861.0A
Authority: CN
Inventors: 徐佰明
Original assignee: Sichuan Xinbaier Electric Manufacturing Co Ltd
Current assignee: Sichuan Xinbaier Electric Manufacturing Co Ltd
Priority date: 2022-05-20
Filing date: 2022-05-20
Publication date: 2022-08-23

Abstract

The invention provides a movable welding device for producing a large-span bridge, which comprises a processing table, wherein a positioning mechanism is arranged on the processing table, and a processing mechanism is arranged on the processing table; the positioning mechanism comprises a threaded rod, the threaded rod is rotatably inserted into the machining table, a rotary table is fixedly mounted at one end of the threaded rod, a first toothed plate is slidably mounted inside the machining table, a connecting piece is fixedly mounted on the first toothed plate, the connecting piece is sleeved on the outer surface of the threaded rod in a threaded manner, a second toothed plate is slidably mounted inside the machining table, a transmission gear is rotatably clamped on the machining table, the first toothed plate and the second toothed plate are both meshed with the transmission gear, and a positioning plate is slidably mounted on the machining table; the crane span structure can be clamped and positioned doubly through the positioning mechanism, so that the stability of the crane span structure is improved, the crane span structure is prevented from moving in the welding process, the welding of the crane span structure cannot be influenced, and the welding efficiency of the crane span structure is improved.

Description

Movable welding device for production of large-span bridge

Technical Field

The invention relates to the technical field of bridge production and processing, and particularly discloses a movable welding device for producing a large-span bridge.

Background

The bridge has a plurality of types at present, is divided into structures such as a groove type cable bridge, a tray type cable bridge and the like, consists of a bracket, a supporting arm, an installation accessory and the like, can be laid on various pipe rack brackets, embodies the characteristics of simple structure, attractive appearance and the like, all parts need to be galvanized, if the bridge is near seaside or in a corrosion area, the material has the physical characteristics of corrosion resistance, moisture resistance, good adhesive force and high impact strength, and when the bridge is used, a plurality of bridges are required to be welded together if the length of the bridge is not enough, so as to be convenient to use, but the existing bridge welding device has simple structure for the positioning device of the bridge, the welding gun of part of the devices is manually held, so that the labor intensity of operators is increased, the practicability of the whole device is reduced, and therefore the mobile welding device for producing the large-span bridge is provided.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides the movable welding device for producing the large-span bridge frame, equipment in the area can improve the stability of the bridge frame, avoid the bridge frame from moving in the welding process, cannot influence the welding of the bridge frame, improve the welding efficiency of the bridge frame and the like.

(II) technical scheme

In order to realize the purpose, the invention is realized by the following technical scheme: a movable welding device for producing a large-span bridge frame comprises a processing table, wherein a positioning mechanism is arranged on the processing table, and a processing mechanism is arranged on the processing table;

positioning mechanism includes the threaded rod, the threaded rod rotates to insert and establishes the inside at the processing platform, the one end fixed mounting of threaded rod has the carousel, the inside slidable mounting of processing platform has first pinion rack, fixed mounting has the connecting piece on the first pinion rack, connecting piece threaded sleeve establishes the surface at the threaded rod, the inside slidable mounting of processing platform has the second pinion rack, the card is equipped with drive gear in the processing platform rotates, first pinion rack all is connected with drive gear meshing with the second pinion rack, sliding location board on the processing platform, fixed mounting has the movable block on the locating plate, first pinion rack and the back of the body end of the second pinion rack respectively with movable block fixed connection, fixed mounting has the baffle on the processing platform, one side and the baffle sliding connection of locating plate.

Preferably, the opposite sides of the positioning plate are slidably provided with movable plates, the opposite sides of the movable plates are fixedly provided with telescopic rods, the movable plates are fixedly provided with limiting parts, the limiting parts are slidably inserted with limiting screws, and the limiting screws are inserted in the positioning plate in a threaded manner.

Preferably, the positioning plate is provided with limiting holes distributed in an array manner, and the limiting screws are matched with the limiting holes for use.

Preferably, the processing table is provided with a first sliding groove, the movable block is matched with the first sliding groove for use, the processing table is provided with a second sliding groove, and the connecting piece is matched with the second sliding groove for use.

Preferably, the processing mechanism includes the backup pad, backup pad fixed mounting is on the processing platform, the centre fixed mounting of backup pad has the guide bar, the surface sliding sleeve of guide bar is equipped with the connecting plate, fixed mounting has the hydraulic stem on the connecting plate, the output fixed mounting of hydraulic stem has the welding rifle.

Preferably, the positioning plates are symmetrically distributed around the center of the processing table, and the outer surface of the turntable is covered with anti-skid grains.

(III) advantageous effects

1. The crane span structure can be clamped and positioned doubly through the positioning mechanism, so that the stability of the crane span structure is improved, the crane span structure is prevented from moving in the welding process, the welding of the crane span structure cannot be influenced, and the welding efficiency of the crane span structure is improved.

2. According to the invention, the welding gun is slidably arranged on the processing table, so that the welding gun does not need to be manually held for working, the labor intensity of operators is reduced, and the practicability of the whole device is improved.

Drawings

Other features, objects and advantages of the present application will become more apparent upon reading of the following detailed description of non-limiting embodiments thereof, made with reference to the accompanying drawings in which:

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

FIG. 2 is a schematic cross-sectional view of the structure of the processing station of the present invention;

FIG. 3 is an enlarged view of the structure at A in FIG. 2 according to the present invention;

FIG. 4 is a schematic view of the connecting plate structure of the present invention.

In the figure: 1. a processing table; 11. a first chute; 12. a second chute; 2. a positioning mechanism; 21. a threaded rod; 22. a turntable; 23. a first toothed plate; 24. a connecting member; 25. a transmission gear; 26. a second toothed plate; 27. positioning a plate; 28. a movable block; 29. a baffle plate; 211. a movable plate; 212. a limiting member; 213. a telescopic rod; 214. a limiting screw; 215. a limiting hole; 3. a processing mechanism; 31. a support plate; 32. a guide bar; 33. a connecting plate; 34. a hydraulic lever; 35. and (4) welding the gun.

Detailed Description

The present application will be described in further detail with reference to the drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant invention and not restrictive of the invention. It should be noted that, for convenience of description, only the portions related to the present invention are shown in the drawings.

The drawings in the embodiments of the invention: the different types of cross-sectional lines in the figures are not given the national standard, do not require the material of the elements, and distinguish between cross-sectional views of the elements in the figures.

Referring to fig. 1-4, a mobile welding device for producing a large-span bridge comprises a processing table 1, wherein a positioning mechanism 2 is arranged on the processing table 1, and a processing mechanism 3 is arranged on the processing table 1;

the positioning mechanism 2 comprises a threaded rod 21, the threaded rod 21 is rotatably inserted into the machining table 1, a turntable 22 is fixedly mounted at one end of the threaded rod 21, a first toothed plate 23 is slidably mounted inside the machining table 1, a connecting piece 24 is fixedly mounted on the first toothed plate 23, the connecting piece 24 is screwed on the outer surface of the threaded rod 21, a second toothed plate 26 is slidably mounted inside the machining table 1, a transmission gear 25 is rotatably clamped on the machining table 1, the first toothed plate 23 and the second toothed plate 26 are both meshed with the transmission gear 25, a positioning plate 27 is slidably mounted on the machining table 1, a movable block 28 is fixedly mounted on the positioning plate 27, the opposite ends of the first toothed plate 23 and the second toothed plate 26 are respectively fixedly connected with the movable block 28, a baffle 29 is fixedly mounted on the machining table 1, and one side of the positioning plate 27 is slidably connected with the baffle 29, the to-be-welded bridge is sequentially placed in the middle of a group of positioning plates 27, one side of the bridge is attached to a baffle 29, then the rotary table 22 is rotated to drive the threaded rod 21 to rotate, the connecting piece 24 can move along the threaded rod 21 and simultaneously drive the first toothed plate 23 to move, the first toothed plate 23 can drive the transmission gear 25 to rotate, the transmission gear 25 drives the second toothed plate 26 to move, and therefore the movable block 28 drives the group of positioning plates 27 to move relatively until the bridge is tightly clamped by the group of positioning plates 27.

The opposite sides of the positioning plate 27 are slidably mounted with a movable plate 211, the opposite sides of the movable plate 211 are fixed with telescopic rods 213, the movable plate 211 is fixedly mounted with a limiting member 212, the limiting member 212 is slidably inserted with a limiting screw 214, the limiting screw 214 is inserted in the positioning plate 27 through a thread, and the movable plate 211 can limit the bridge.

The positioning plate 27 is provided with a limiting hole 215 distributed in an array, the limiting screw 214 is used in cooperation with the limiting hole 215, and the movable plate 211 can be fixed and limited by the limiting screw 214.

The processing table 1 is provided with a first chute 11, the movable block 28 is used in cooperation with the first chute 11, the movable block 28 can slide along the first chute 11, the processing table 1 is provided with a second chute 12, the connecting piece 24 is used in cooperation with the second chute 12, and the connecting piece 24 can slide along the second chute 12.

Wherein, processing mechanism 3 includes backup pad 31, backup pad 31 fixed mounting is on processing platform 1, the middle fixed mounting of backup pad 31 has guide bar 32, the surface sliding sleeve of guide bar 32 is equipped with connecting plate 33, fixed mounting has hydraulic stem 34 on the connecting plate 33, the output fixed mounting of hydraulic stem 34 has welding gun 35, removes the position that connecting plate 33 can adjust welding gun 35, can drive welding gun 35 through hydraulic stem 34 and reciprocate, is convenient for weld the crane span structure.

The positioning plates 27 are symmetrically distributed around the center of the processing table 1, and the outer surface of the turntable 22 is covered with anti-slip lines, so that the operation of operators is facilitated.

When in use, the bridge to be welded is sequentially placed in the middle of the set of positioning plates 27, one side of the bridge is attached to the baffle 29, then the rotating disc 22 is rotated to drive the threaded rod 21 to rotate, the connecting piece 24 moves along the threaded rod 21 and simultaneously drives the first toothed plate 23 to move, the first toothed plate 23 moves to drive the transmission gear 25 to rotate, the transmission gear 25 drives the second toothed plate 26 to move, so that the set of positioning plates 27 are driven to move relatively by the movable block 28 until the bridge is tightly clamped by the set of positioning plates 27, then the set of movable plate 211 is moved until the movable plate 211 is attached to the other side of the bridge, then the limit screw 214 is inserted into the limit hole 215 and screwed down, so that the movable plate 211 is fixed and limited, thereby doubly limiting the bridge, the stability of the bridge is improved, then the welding gun 35 is moved, and the welding gun 35 is moved to the place to be welded, the welding gun 35 is then moved by the hydraulic rod 34 to perform welding work.

It should be noted that, in the present application, the embodiments and features of the embodiments may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The element defined by the sentence "comprising one.. said, does not exclude the presence of additional identical elements in the process, method, article or apparatus comprising said element, the electrical elements presented therein are all electrically connected to an external master and 220V mains, and the master may be a conventionally known apparatus, such as a computer, which acts as a control.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a production of large-span crane span structure is with portable welding set, includes processing platform (1), its characterized in that: the processing table (1) is provided with a positioning mechanism (2), and the processing table (1) is provided with a processing mechanism (3);

the positioning mechanism (2) comprises a threaded rod (21), the threaded rod (21) is rotatably inserted into the machining table (1), a turntable (22) is fixedly mounted at one end of the threaded rod (21), a first toothed plate (23) is slidably mounted inside the machining table (1), a connecting piece (24) is fixedly mounted on the first toothed plate (23), the connecting piece (24) is sleeved on the outer surface of the threaded rod (21) in a threaded manner, a second toothed plate (26) is slidably mounted inside the machining table (1), a transmission gear (25) is arranged on the machining table (1) in a rotating and clamping manner, the first toothed plate (23) and the second toothed plate (26) are both meshed with the transmission gear (25), a sliding positioning plate (27) is mounted on the machining table (1), a movable block (28) is fixedly mounted on the positioning plate (27), and the back of the first toothed plate (23) and the second toothed plate (26) are fixedly connected with the movable block (28) respectively, a baffle (29) is fixedly mounted on the processing table (1), and one side of the positioning plate (27) is connected with the baffle (29) in a sliding manner.

2. The mobile welding device for producing the large-span bridge frame of claim 1, wherein: the opposite side slidable mounting of locating plate (27) has movable plate (211), fixed telescopic link (213) of opposite side of movable plate (211), fixed mounting has locating part (212) on movable plate (211), sliding plug is equipped with spacing screw (214) on locating part (212), spacing screw (214) screw thread is inserted and is established in the inside of locating plate (27).

3. The mobile welding device for producing the large-span bridge frame of claim 2, wherein: the positioning plate (27) is provided with limiting holes (215) distributed in an array mode, and the limiting screws (214) are matched with the limiting holes (215) for use.

4. The mobile welding device for producing the large-span bridge frame of claim 1, wherein: processing platform (1) is last to have seted up first spout (11), movable block (28) and first spout (11) collocation use, processing platform (1) is last to have seted up second spout (12), connecting piece (24) and second spout (12) collocation use.

5. The mobile welding device for producing the large-span bridge frame of claim 1, wherein: processing agency (3) are including backup pad (31), backup pad (31) fixed mounting is on processing platform (1), the middle fixed mounting of backup pad (31) has guide bar (32), the surface sliding sleeve of guide bar (32) is equipped with connecting plate (33), fixed mounting has hydraulic stem (34) on connecting plate (33), the output fixed mounting of hydraulic stem (34) has welding rifle (35).

6. The mobile welding device for producing the large-span bridge frame of claim 1, wherein: the positioning plates (27) are symmetrically distributed with the center of the processing table (1), and the outer surface of the turntable (22) is covered with anti-skid grains.