CN209867768U - Ear plate splicing point device - Google Patents

Abstract

The utility model discloses an otic placode is pieced together some devices, including main shaft (1), the both ends of main shaft (1) even have short round bar (2) and long round bar (3), short round bar (2) below even has two first limiting plate (4) that are used for cliping first main otic placode (11), first spacing hole (5) have been seted up on first limiting plate (4), long round bar (3) below even has two third limiting plate (9) that are used for inserting between two third otic placodes (13), spacing hole of third (10) have been seted up on third limiting plate (9), the middle part of main shaft (1) even has second limiting plate (6) that are used for cliping second otic placode (12), spacing hole of second (7) have been seted up on second limiting plate (6). The utility model provides a pair of otic placode is pieced together some devices, simple structure, convenient operation can improve piecing together some efficiency and precision of buffer beam bracket mounting panel, guarantees truss arm-type lifting device and puts the car performance in order.

Description

Ear plate splicing point device

Technical Field

The utility model relates to a some devices are pieced together to otic placode belongs to hoist machinery.

Background

The truss arm type hoisting equipment has strong hoisting capacity, is generally applied to hoisting structural members in the industries of petrochemical industry and the like, has large tonnage and higher hoisting risk in the industries, has strict requirements on various performances of the hoisting equipment, and determines that the position precision between the apertures of each main part on the hoisting equipment has high requirement. The mounting plate of the buffer rod in the main structure of the bottom knuckle arm of the truss arm type hoisting equipment cannot be machined together with the main structure after welding due to limited spatial position, and can only be welded after the main structure is machined. Because the space size of the main structure of the bottom knuckle arm is large, the distance between the four mounting plates exceeds 2 meters. The riveting worker generally takes the main chord as a reference, marks lines and positions the mounting plates, and the straightness of the main chord has certain errors, so that the deviation between the mounting plates of the buffer rod bracket and the drawing size is large. There is the interference phenomenon in buffer beam bracket and the base node arm main structure assembling process, almost every platform truck all needs the scene to be reprocessed, reprocess the in-process, need the gas cutting to excise the great mounting panel of error, then join in marriage the welding at the base node arm main with new mounting panel scene, join in marriage and weld the back of accomplishing, because welding deformation leads to partial buffer beam bracket mounting plate hole center skew to exceed the assembly requirement, need the scene to join in marriage the brill, whole reprocess process is wasted time and energy, and influence product appearance and performance.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is, overcome prior art's defect, provide a simple structure, convenient operation can improve the piece together some efficiency and the precision of buffer beam bracket mounting panel, guarantees that the otic placode of the whole car performance of truss arm-type lifting device pieces a little device.

In order to solve the technical problem, the utility model discloses a technical scheme does:

the utility model provides an otic placode is pieced together some devices, includes the main shaft, the both ends of main shaft even have short round bar and long round bar, short round bar below even has two first limiting plates that are used for cliping first main otic placode, first spacing hole has been seted up on the first limiting plate, long round bar below even has two third limiting plates that are used for inserting between two third otic placodes, the spacing hole of third has been seted up on the third limiting plate, the middle part of main shaft even has the second limiting plate that is used for cliping the second otic placode, the spacing hole of second has been seted up on the second limiting plate.

And a right-angle connecting plate is connected between the main shaft and the long round rod.

The distance between the two first limiting plates is equal to the thickness of the first main lug plate.

The distance between the two second limiting plates is equal to the thickness of the second lug plate.

The outer distance between the two third limiting plates is equal to the inner distance between the two third ear plates.

The main shaft is in a round bar shape.

The utility model has the advantages that: the problem that the buffer rod mounting plate is inaccurate in positioning and interferes with a buffer rod bracket due to large marking and point splicing errors is solved. The subsequent complex repair work is avoided, and unnecessary waste of manpower, material resources and financial resources is saved; secondly, the positions of all holes in the tool are the same as those of all holes in the mounting plate of the main structure of the bottom knuckle arm, and the holes are guaranteed through machining of a machine tool, so that the splicing precision is obviously improved, and the safety performance of a hoisting equipment product is locally improved; the point splicing efficiency of each mounting plate is remarkably improved, the first limiting plate and the main lug plate of the bottom arm of the main arm in the tooling drawing 2 are well positioned in a shaft penetrating manner, and the rest mounting plates only need to be positioned in shaft penetrating manner with corresponding holes in the tooling, so that the rapid point splicing is basically realized; the requirement on the skill level of a riveter is reduced, the riveter needs to measure and mark for multiple times to ensure that the central lines of the mounting plates are superposed under the condition of no tool, the central lines of the four plates are difficult to be positioned on a straight line due to the fact that the space size of a main structure of the bottom joint arm is large, and meanwhile, the span of the mounting plates exceeds 2 meters, and the straightness is considered in the design process of the tool, and can be ensured according to tool splicing points.

Drawings

FIG. 1 is a schematic view of the position structure of each ear plate on a main chord;

FIG. 2 is a schematic structural view of the ear plate spot-jointing apparatus of the present invention;

fig. 3 the utility model discloses the point device is pieced together to otic placode is specifically installed and is used the structure chart.

The reference numbers in the figures are as follows: 1-a main shaft; 2-short round bar; 3-long round bar; 4-a first limiting plate; 5-a first limiting hole; 6-a second limiting plate; 7-a second limiting hole; 8-a right-angle connecting plate; 9-a third limiting plate; 10-a third limiting hole; 11-a first main ear plate; 12-a second ear plate; 13-a third ear panel; 14-main chord.

Detailed Description

The present invention will be further described with reference to the accompanying drawings, and the following embodiments are only used to illustrate the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.

As shown in fig. 1, the bottom knuckle arm main structure is provided with 4 mounting plates for the buffer rod bracket, including a first main ear plate 11, a second ear plate 12 and two third ear plates 13, all disposed on the main chord 14. The bumper bar carrier is journalled to the four plates in the figure, wherein the first main lug plate 11 can be machined in the assembly. The tooling is designed to position three other plates based on the holes in the plate. Under the condition that four otic placodes are not using the frock, two riveters need to piece together about 1.3 hours, and the riveter generally uses the main chord member as the benchmark, but main chord member straightness accuracy itself has several millimeters errors, and because of the space size span is big, it is very difficult that the four mounting panels are in same central line to rule and piece together the point assurance, and the otic placode of nearly every product all has the interference phenomenon with the buffer beam bracket, needs the on-the-spot to reprocess, wastes time and energy.

As shown in fig. 2 and 3, the ear plate joint device comprises a main shaft 1, wherein the main shaft 1 is in a round bar shape. The two ends of the main shaft 1 are connected with a short round rod 2 and a long round rod 3, and a right-angle connecting plate 8 is connected between the main shaft 1 and the long round rod 3. The first main lug plate 11 and the bottom section arm structure are welded into a whole in a splicing mode and machined to meet the drawing requirements. Even there are two first limiting plates 4 that are used for cliping first owner otic placode 11 short round bar 2 below, and the interval between two first limiting plates 4 equals with first owner otic placode 11's thickness. First limiting holes 5 are formed in the first limiting plate 4, and the two first limiting holes 5 are in shaft penetrating and tight fit with the holes in the first main lug plate 11 in the drawing 1, so that the problem that the sizes of the lug plates at two positions of the tail part are large due to the fact that the tooling deflects when the fit clearance of the position is large is solved.

The middle part of the main shaft 1 is connected with a second limiting plate 6 used for clamping a second lug plate 12, and a second limiting hole 7 is formed in the second limiting plate 6. The distance between the two second limit plates 6 is equal to the thickness of the second ear plate 12. The aperture is the same as that of the ear plate in the main structure, and the ear plate is placed between the two plates and is perforated by a pin shaft to be positioned accurately in the spot splicing process.

Even there are two third limiting plates 9 that are used for inserting between two third otic placodes 13 long round rod 3 below, and the outer interval of two third limiting plates 9 equals with the interior interval of two third otic placodes 13, has seted up third spacing hole 10 on the third limiting plate 9. The two third lug plates 13 are respectively matched with the two third limiting plates 9 and are positioned in a shaft penetrating mode.

The utility model discloses a after the point was pieced together to the frock, above-mentioned four otic placodes piece together the point time shorten to about 0.3 hour, and piece together a point precision higher.

The above description is only a preferred embodiment of the present invention, and it should be noted that: for those skilled in the art, without departing from the principle of the present invention, several improvements and modifications can be made, and these improvements and modifications should also be considered as the protection scope of the present invention.

Claims (6)

1. The utility model provides an otic placode piecing together some devices which characterized in that: including main shaft (1), the both ends of main shaft (1) link there are short round bar (2) and long round bar (3), it has two first limiting plate (4) that are used for cliping first main otic placode (11) to link short round bar (2) below, first spacing hole (5) have been seted up on first limiting plate (4), long round bar (3) below link has two third limiting plate (9) that are used for inserting between two third otic placodes (13), spacing hole of third (10) have been seted up on third limiting plate (9), the middle part of main shaft (1) links has second limiting plate (6) that are used for cliping second otic placode (12), spacing hole of second (7) have been seted up on second limiting plate (6).

2. An ear plate spot-joining device according to claim 1, characterized in that: and a right-angle connecting plate (8) is connected between the main shaft (1) and the long round rod (3).

3. An ear plate spot-joining device according to claim 1, characterized in that: the distance between the two first limiting plates (4) is equal to the thickness of the first main ear plate (11).

4. An ear plate spot-joining device according to claim 1, characterized in that: the distance between the two second limiting plates (6) is equal to the thickness of the second ear plate (12).

5. An ear plate spot-joining device according to claim 1, characterized in that: the outer distance between the two third limiting plates (9) is equal to the inner distance between the two third ear plates (13).

6. An ear plate spot-joining device according to claim 1, characterized in that: the main shaft (1) is in a round rod shape.