CN216939153U

CN216939153U - Positioning mechanism of truss welding workbench

Info

Publication number: CN216939153U
Application number: CN202123436563.XU
Authority: CN
Inventors: 王灼建; 石继亮
Original assignee: Ningbo Hongda Elevator Co Ltd
Current assignee: Ningbo Hongda Elevator Co Ltd
Priority date: 2021-12-30
Filing date: 2021-12-30
Publication date: 2022-07-12
Anticipated expiration: 2031-12-30

Abstract

The utility model provides a positioning mechanism of a truss welding workbench, and belongs to the technical field of truss manufacturing workbenches. It has solved the problem that current truss preparation workstation can not guarantee welding precision. The utility model relates to a positioning mechanism of a truss welding workbench, which comprises a pedestal, a first welding plate, a second welding plate, a third welding plate, a fourth welding plate, a fifth welding plate, a first positioning piece, a second positioning piece and a third positioning piece. In the utility model, the first welding plate, the second welding plate and the third welding plate are placed on the truss through the first positioning piece and the second positioning piece, so that the first welding plate, the second welding plate and the third welding plate can be positioned and installed with the truss, and then people can position and weld the first welding plate, the second welding plate and the third welding plate on the truss.

Description

Positioning mechanism of truss welding workbench

Technical Field

The utility model belongs to the technical field of truss manufacturing workbenches, and relates to a positioning mechanism of a truss welding workbench.

Background

Escalator truss often need just can weld on appointed workstation in the manufacture process, but among the prior art, when fixing a position the inside welding piece of truss, people often adopt many bolts to fix a position and spacing the both sides of welding piece, nevertheless interval between welding piece both ends and the truss can not be guaranteed to this kind of mode, lead to welding the deviation on the precision appears in truss and the truss symmetrical with it after accomplishing.

Disclosure of Invention

The utility model aims to solve the problems in the prior art and provides a positioning mechanism of a truss welding workbench, which can ensure the welding precision.

The purpose of the utility model can be realized by the following technical scheme: a positioning mechanism for a truss welding bench, comprising:

the base is internally provided with a truss, a first welding plate, a second welding plate, a third welding plate, a fourth welding plate and a fifth welding plate are arranged inside the truss, the base is provided with a plurality of first positioning pieces used for clamping the middle part of the truss, and the base is also provided with a second positioning piece and a third positioning piece; the first welding plate, the second welding plate and the third welding plate are arranged on the truss through a first positioning piece and a second positioning piece, and the fourth welding plate and the fifth welding plate are arranged on the truss through another first positioning piece and another third positioning piece.

In the positioning mechanism of the truss welding workbench, the second positioning part comprises a first patch, and two partition plates are arranged on the first patch.

In the positioning mechanism of the truss welding workbench, a slot is enclosed between the two partition plates and the first sticking block, and a placing groove is arranged between one side of each partition plate, which is far away from the slot, and the first sticking block.

In the positioning mechanism of the truss welding workbench, the widths of the two partition plates can be the same or different.

In the positioning mechanism of the truss welding workbench, a pair of supporting plates is arranged inside the truss, the third positioning piece comprises a second sticking block, and a dividing plate is arranged on one side of the second sticking block.

In the positioning mechanism of the truss welding workbench, the fourth welding plate is connected with a connecting plate.

In the above positioning mechanism for the truss welding workbench, the pedestal is provided with the pin rod, and the connecting plate is provided with the pin hole for penetrating the pin rod.

In the positioning mechanism of the truss welding workbench, at least two first stop rods which are abutted against one side edge of the second welding plate are arranged on the pedestal, and at least two second stop rods which are abutted against one side edge of the fourth welding plate are arranged on the pedestal.

In the positioning mechanism of the truss welding workbench, each first positioning element comprises a rotating shaft installed on the pedestal and at least two limiting elements movably installed on the rotating shaft.

In foretell truss weldment work platform's positioning mechanism, every the locating part all includes the commentaries on classics board articulated with the pivot, the one end that the pivot was kept away from to the commentaries on classics board is equipped with wears to be equipped with the bull stick, every the bull stick all passes the pedestal.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the utility model, the first welding plate, the second welding plate and the third welding plate are placed on the truss through the first positioning piece and the second positioning piece, so that the first welding plate, the second welding plate and the third welding plate can be positioned and installed on the truss, and then, people can position and weld the first welding plate, the second welding plate and the third welding plate on the truss.

2. The fourth welding plate and the fifth welding plate are placed on the truss through the first positioning piece and the third positioning piece, so that the fourth welding plate and the fifth welding plate can be positioned and installed on the truss, and then, people can position and weld the fourth welding plate and the fifth welding plate on the truss.

Drawings

FIG. 1 is a schematic structural diagram of a preferred embodiment of the present invention.

Fig. 2 is a schematic structural view of a girder symmetrical to the girder of fig. 1.

Fig. 3 is a schematic structural diagram of the second positioning element.

Detailed Description

The following are specific embodiments of the present invention and are further described with reference to the drawings, but the present invention is not limited to these embodiments.

As shown in fig. 1 to 3, the positioning mechanism of the truss welding workbench according to the present invention includes a pedestal 100, a first welding plate 520, a second welding plate 530, a third welding plate 540, a fourth welding plate 550, a fifth welding plate 560, a first positioning member 200, a second positioning member 300, and a third positioning member 400.

The base 100 is provided with a truss inside, a first welding plate 520, a second welding plate 530, a third welding plate 540, a fourth welding plate 550 and a fifth welding plate 560 are arranged inside the truss, the base 100 is provided with a plurality of first positioning parts 200 for clamping the middle part of the truss, and the base 100 is further provided with a second positioning part 300 and a third positioning part 400; the first welding plate 520, the second welding plate 530 and the third welding plate 540 are mounted on the truss through the first positioning element 200 and the second positioning element 300, the fourth welding plate 550 and the fifth welding plate 560 are mounted on the truss through another first positioning element 200 and the third positioning element 400, the plurality of bolts 140 are mounted on the pedestal 100, the plurality of bolts 140 surround the edge of the truss, when the truss is welded, people need to place the truss on the pedestal 100, mount the plurality of bolts 140 on the pedestal 100, surround the plurality of bolts 140 around the edge of the truss, and then place the first welding plate 520, the second welding plate 530 and the third welding plate 540 on the truss through the first positioning element 200 and the second positioning element 300, so that the positioning and mounting of the first welding plate 520, the second welding plate 530 and the third welding plate 540 and the truss can be realized, and then place the fourth welding plate 550 and the fifth welding plate 560 on the truss through the first positioning element 200 and the third positioning element 400, the fourth welding plate 550 and the fifth welding plate 560 can be positioned and installed on the truss, and then, one can position and weld the first welding plate 520, the second welding plate 530, the third welding plate 540, the fourth welding plate 550 and the fifth welding plate 560 on the truss.

Each of the first positioning members 200 includes a rotating shaft 210 installed on the pedestal 100 and at least two limiting members 220 movably installed on the rotating shaft 210, at least two first blocking rods 120 abutting against one side of the second welding plate 530 are installed on the pedestal 100, when the first welding plate 520, the second welding plate 530 and the third welding plate 540 are installed in a positioning manner, a person needs to place the second positioning member 300 on one side of the truss, then place one end of the first welding plate 520, one end of the second welding plate 530 and one end of the third welding plate 540 into the second positioning member 300, place the other end of the first welding plate 520, the other end of the second welding plate 530 and the other end of the third welding plate 540 on the other side of the truss, respectively, and make the first welding plate 520 abut against one of the rotating shafts 210 and make the third welding plate 540 abut against the other rotating shaft 210, and then limit both sides of the first welding plate 520 and both sides of the third welding plate 540 by the two limiting members 220 on the two rotating shafts 210, the first welding plate 520 and the third welding plate 540 are prevented from moving in a staggered way relative to the truss; after the truss is welded, the truss can be detached from the pedestal 100 by removing the limiting member 220, so that the limiting member 220 does not block the first welding plate 520 or the third welding plate 540.

Further, in the process of manufacturing a new truss symmetrical to the previous truss, unlike the above operation, the second positioning element 300 is disposed at the opposite side of the welded truss, and then the new first welding plate 520 abuts against the rotating shaft 210 corresponding to the old first welding plate 520, and the new third welding plate 540 abuts against the rotating shaft 210 corresponding to the old third welding plate 540, and then both sides of the first welding plate 520 and both sides of the third welding plate 540 are limited by the two limiting members 220 on the same rotating shaft 210, and one side of the new second welding plate 530 abuts against the first blocking bar 120 corresponding to the old second welding plate 530, so that it is ensured that two welded trusses can be symmetrical to each other, especially the first welding plate 520, the second welding plate 530, and the third welding plate 540 can be symmetrical to each other.

Further, each of the position-limiting members 220 includes a rotating plate 221 hinged to the rotating shaft 210, one end of the rotating plate 221, which is away from the rotating shaft 210, is provided with a through rotating rod 222, each rotating rod 222 passes through the pedestal 100, the pedestal 100 is provided with an insertion hole (not labeled in the figures) for inserting the corresponding rotating rod 222, one rotating rod 222 has only one insertion hole corresponding to the through rotating rod 222, after the first welding plate 520 or the third welding plate 540 abuts against the corresponding rotating shaft 210, one needs to pull out the rotating rod 222 from the rotating plate 221, rotate the corresponding rotating plate 221, make the rotating plate 221 of one of the rotating plates cross over the first welding plate 520 or the third welding plate 540, pass the rotating rod 222 through one end of the rotating plate 221, which is away from the rotating shaft 210, insert one end of the rotating rod 222 into the corresponding insertion hole, thereafter, arrange the other rotating plate 221 in parallel to the first welding plate 520 or the third welding plate 540, and insert one end of the rotating rod 222 corresponding rotating plate 221 into the corresponding insertion hole, therefore, the first welding plate 520 and the third welding plate 540 can be prevented from moving in a staggered manner relative to the pedestal 100, and the first welding plate 520 or the third welding plate 540 can not move relative to the truss during welding, so that the positions of the first welding plate 520 and the third welding plate 540 on the pedestal 100 can be further determined by matching the second positioning member 300 with the first positioning member 200.

The second positioning member 300 includes a first block 310, two partition boards 320 are disposed on the first block 310, a slot 330 is defined between the two partition boards 320 and the first block 310, a placement groove 340 is disposed between a side of the partition board 320 far from the slot 330 and the first block 310, during the installation process, one needs to place the first block 310 at a designated position along the edge of the truss and make the first block 310 attach to one side of the truss, when the first welding plate 520, the second welding plate 530 and the third welding plate 540 are installed in a fixed position, one needs to insert one end of the first welding plate 520 into one of the placement grooves 340, insert one end of the third welding plate 540 into the other placement groove 340, insert one end of the second welding plate 530 into the slot 330, and abut one side of the first welding plate 520 against a corresponding rotating shaft 210, and abut one side of the third welding against another rotating shaft 210, one side of the second welding plate 530 abuts against the first stop lever 120 to complete the positioning of the first welding plate 520, the second welding plate 530 and the third welding plate 540, after the first welding plate 520 and the third welding plate 540 are welded, people weld the second welding plate 530 again, and at this time, one end of the second welding plate 530 is embedded into the slot 330, so that the partition plate 320 prevents the second welding plate 530 from moving in a dislocation manner relative to the pedestal 100, thus ensuring that the first welding plate 520, the second welding plate 530 and the third welding plate 540 can be stably welded on the truss, and after people weld, the second positioning member 300 can be taken out of the truss, so that people can reuse the second positioning member 300 next time.

Further, the widths of the two partition boards 320 may be the same or different, so that people can select the partition boards 320 with different widths according to actual design requirements to ensure that the distance between the first welding plate 520 and the second welding plate 530 and the distance between the third welding plate 540 and the second welding plate 530 can meet the actual requirements of people.

A pair of supporting plates 510 is arranged inside the truss, the supporting plates 510 are arranged at the opposite corners of the truss, the third positioning member 400 includes a second attaching block 410, one side of the second attaching block 410 is provided with a dividing plate 420, a connecting plate 551 is connected to the fourth welding plate 550, the pedestal 100 is provided with a pin rod 110, the connecting plate 551 is provided with a pin hole 552 for the pin rod 110 to penetrate, the pedestal 100 is provided with at least two second blocking rods 130 for abutting against one side of the fourth welding plate 550, when the fourth welding plate 550 and the fifth welding plate 560 are placed, one side of the fourth welding plate 550 needs to abut against the second blocking rods 130, then the second attaching block 410 is placed on one supporting plate 510 adjacent to the fourth welding plate 550, the dividing plate 420 abuts against the fourth welding plate 550, the second attaching block 410 abuts against one side edge of the truss, and thereafter, two ends of the fifth welding plate 560 are respectively placed on the two supporting plates 510, and the other end of the fifth welding plate 560 is clamped between the dividing plate 420 and the second attachment block 410, one side of the fifth welding plate 560 abuts against the corresponding rotating shaft 210, the pin 110 passes through the pin hole 552 on the connecting plate 551, one side of the connecting plate 551 abuts against one of the second stop rods 130, one rotating plate 221 or two rotating plates 221 on the rotating shaft 210 cross over the fifth welding plate 560, and then the rotating rod 222 on the rotating plate 221 is inserted into the corresponding insertion hole on the pedestal 100, so as to successfully complete the positioning and placement of the fourth welding plate 550 and the fifth welding plate 560 on the truss, thereby ensuring that the fourth welding plate 550 and the fifth welding plate 560 can be stably welded on the truss.

Further, in the process of manufacturing a new truss symmetrical to the previous truss, unlike the above operation, the third positioning element 400 is placed at the opposite side of the welded truss, and meanwhile, the positions of the two supporting plates 510 are changed accordingly, and then, one side of the new fourth welding plate 550 is abutted against the second blocking rod 130 corresponding to the old second welding plate 530, and the new fifth welding plate 560 is abutted against the rotating shaft 210 corresponding to the old fifth welding plate 560, and then, the two sides of the fifth welding plate 560 are limited by the two limiting members 220 on the same rotating shaft 210, so that it can be ensured that the two welded trusses are symmetrical to each other, especially, the fourth welding plate 550 and the fifth welding plate 560 are symmetrical to each other.

It should be noted that all directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.

Moreover, descriptions of the present invention as relating to "first," "second," "a," etc. are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit ly indicating a number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless explicitly specified otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "connected," "secured," and the like are to be construed broadly, and for example, "secured" may be a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.

In addition, the technical solutions in the embodiments of the present invention may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination of technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

Claims

1. The utility model provides a truss weldment work platform's positioning mechanism which characterized in that includes:

2. The positioning mechanism of a truss welding work platform as defined in claim 1, wherein the second positioning member comprises a first patch, and two partition plates are disposed on the first patch.

3. The positioning mechanism for the truss welding workbench according to claim 2, wherein a slot is defined between the two partition plates and the first patch, and a placement groove is defined between one side of the partition plate away from the slot and the first patch.

4. The positioning mechanism for a truss welding work platform as defined in claim 3 wherein the widths of the two bulkheads may be the same or different.

5. The positioning mechanism of a truss welding work platform as claimed in claim 1, wherein a pair of support plates are provided inside the truss, the third positioning member comprises a second block, and a dividing plate is provided on one side of the second block.

6. The positioning mechanism for a truss welding work platform as defined in claim 1, wherein a connecting plate is connected to the fourth welding plate.

7. The positioning mechanism of a truss welding workbench according to claim 6, wherein the pedestal is provided with a pin rod, and the connecting plate is provided with a pin hole for passing through the pin rod.

8. The positioning mechanism for a truss welding work platform as defined in claim 1, wherein at least two first stop bars are provided on the base for abutting against a side of the second welding plate, and at least two second stop bars are provided on the base for abutting against a side of the fourth welding plate.

9. The positioning mechanism of a truss welding workbench according to claim 1, wherein each of the first positioning members comprises a rotating shaft mounted on the pedestal and at least two limiting members movably mounted on the rotating shaft.

10. The positioning mechanism for a truss welding workbench according to claim 9, wherein each of the position-limiting members comprises a rotating plate hinged to the rotating shaft, a rotating rod is provided through one end of the rotating plate far away from the rotating shaft, and each rotating rod passes through the pedestal.