CN219746770U - Auxiliary assembly jig for framework in bogie - Google Patents
Auxiliary assembly jig for framework in bogie Download PDFInfo
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- CN219746770U CN219746770U CN202320294454.9U CN202320294454U CN219746770U CN 219746770 U CN219746770 U CN 219746770U CN 202320294454 U CN202320294454 U CN 202320294454U CN 219746770 U CN219746770 U CN 219746770U
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- 239000003550 marker Substances 0.000 claims abstract description 42
- 238000005096 rolling process Methods 0.000 claims abstract description 30
- 238000003466 welding Methods 0.000 description 8
- 229910000831 Steel Inorganic materials 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 238000005520 cutting process Methods 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005242 forging Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
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Abstract
The utility model discloses an auxiliary assembly template applied to a framework in a bogie, and relates to the technical field of auxiliary equipment for framework assembly in the bogie, wherein the template comprises a plate body, a first marker, a second marker, a third marker and a fourth marker are arranged on the edge of the plate body, and a first connecting line of the first marker and the third marker is perpendicular to a second connecting line of the second marker and the fourth marker; the plate body is also provided with a first positioning part for positioning the anti-rolling torsion bar seat and a plurality of second positioning parts for positioning the fixed seat; according to the utility model, the plate body is arranged, and the anti-rolling torsion bar seat and the fixed seat are respectively attached to the opening and the first through hole, so that the positioning can be finished, the step of manual scribing can be omitted, and the precision and the efficiency of workpiece assembly are improved.
Description
Technical Field
The utility model relates to the technical field of auxiliary equipment for assembling frames in a bogie, in particular to an auxiliary assembly jig for frames in the bogie.
Background
The subway bogie is a bearing device and a running gear of the subway vehicle, and the performance of the subway bogie greatly influences the overall safety, comfort and reliability of the subway vehicle. The framework is a main body framework structure of the bogie of the metro vehicle and is usually formed by welding materials such as weather-resistant steel plates, forging castings and the like. Each framework main body is formed by assembling and welding two cross beams and two side beams, the anti-side-rolling torsion bar fixing seat and the fixing seat are welding accessories of the side beams, the dimensional tolerance precision is +/-1 mm, the assembly precision requirement is high, and an assembly line is required to be used for assembly.
During assembly, a worker is required to respectively scratch the X-direction central lines of the fixed seat, the anti-side rolling torsion bar seat and the side beam through a scribing instrument according to a design drawing, and the X-direction central lines of the fixed seat, the anti-side rolling torsion bar seat and the side beam are checked to have no error in the distance dimension between the X-direction central lines of the fixed seat, the anti-side rolling torsion bar seat and the side beam; and the y-direction central lines of the fixed seat, the anti-side rolling torsion bar seat and the side beam are marked out in the same way, and the y-direction central lines of the fixed seat, the anti-side rolling torsion bar seat and the side beam are checked, so that the distance sizes of the y-direction central lines of the fixed seat, the anti-side rolling torsion bar seat and the side beam are correct. And finally, determining the positions of the fixed seat and the anti-rolling torsion bar seat according to the scribing, and respectively welding and fixing the fixed seat and the anti-rolling torsion bar seat.
However, the manual scribing process is very complicated, and repeated scribing measurement errors are large, so that the assembly efficiency and the assembly accuracy are low.
Disclosure of Invention
The utility model aims to provide an auxiliary assembly alignment plate applied to a framework in a bogie, which solves the problems in the prior art, and the positioning can be completed by respectively attaching an anti-rolling torsion bar seat and a fixed seat with an opening and a first through hole through arranging a plate body, so that the step of manual scribing can be omitted, and the precision and the efficiency of workpiece assembly are improved.
In order to achieve the above object, the present utility model provides the following solutions: the utility model provides an auxiliary assembly jig for a framework in a bogie, which comprises a side beam, an anti-side rolling torsion bar seat welded on the side beam and a fixed seat, wherein the side beam is welded on the fixed seat; the alignment plate comprises a plate body, wherein a first marker, a second marker, a third marker and a fourth marker are arranged on the edge of the plate body, and a first connecting line of the first marker and the third marker is perpendicular to a second connecting line of the second marker and the fourth marker; the plate body is also provided with a first positioning part for positioning the anti-rolling torsion bar seat and a plurality of second positioning parts for positioning the fixed seat.
Preferably, the first marker, the second marker and the third marker are respectively a first triangular notch, a second triangular notch and a third triangular notch which are formed in the edge of the plate body, the tips of the first triangular notch and the third triangular notch point to the inner side of the plate body, the tips of the first triangular notch and the third triangular notch are opposite and are located on the first connecting line, and the tips of the second triangular notch are located on the second connecting line.
Preferably, the tip angles of the first triangular notch, the second triangular notch and the third triangular notch are all 90 degrees.
Preferably, the shape of the connecting surface of the anti-rolling torsion bar seat and the side beam is a first rectangle, the shape of the connecting surface of the fixing seat and the side beam is a plurality of circles, the first positioning part comprises a first right-angle side and a second right-angle side with an included angle being a right angle, and the first right-angle side and the second right-angle side are respectively attached to the two adjacent edges of the first rectangle; the second positioning part comprises a third right-angle side and a fourth right-angle side, wherein the included angles of the third right-angle side and the fourth right-angle side are tangent with the circle.
Preferably, the plate body is provided with an opening for accommodating the first rectangle and a plurality of first through holes for accommodating the circles, the edge of the opening comprises a first right-angle side, a second right-angle side and a positioning edge, and the first right-angle side and the second right-angle side are respectively larger than the length and the width of the first rectangle; the locating edge and the tip end of the third triangular notch are both positioned on the second connecting line; the edge of the first through hole comprises a third right-angle side and a fourth right-angle side, and the third right-angle side and the fourth right-angle side are both larger than the circular diameter.
Preferably, the first through holes are all second rectangles, and a right angle formed by the third right-angle side and the fourth right-angle side is an upper right corner of the second rectangle.
Preferably, a plug is further fixed on the side beam, and a second through hole for avoiding the plug is formed in the side beam.
Preferably, the second through hole is circular.
Compared with the prior art, the utility model has the following technical effects:
according to the utility model, the plate body is arranged, and the anti-rolling torsion bar seat and the fixed seat are respectively attached to the opening and the first through hole, so that the positioning can be finished, the step of manual scribing can be omitted, and the precision and the efficiency of workpiece assembly are improved. And the plate adopts the leftover material cutting processing shaping of Q235 steel sheet, only need guarantee the machining precision of plate body can, economic cost is very low.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions of the prior art, the drawings that are needed in the embodiments will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of the overall structure of an auxiliary assembly pair sample according to the present utility model;
FIG. 2 is a schematic structural view of a frame;
wherein, 1, a beam; 2. a side beam; 3. an anti-roll torsion bar seat; 4. a fixing seat; 5. a plate body; 6. a first triangular notch; 7. a second triangular notch; 8. a third triangular notch; 9. positioning the edge; 10. an opening; 11. a first through hole; 12. a second through hole; 13. and (5) plugging.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The utility model aims to provide an auxiliary assembly alignment plate applied to a framework in a bogie, which solves the problems in the prior art, and the positioning can be completed by respectively attaching an anti-rolling torsion bar seat and a fixed seat with an opening and a first through hole through arranging a plate body, so that the step of manual scribing can be omitted, and the precision and the efficiency of workpiece assembly are improved.
In order that the above-recited objects, features and advantages of the present utility model will become more readily apparent, a more particular description of the utility model will be rendered by reference to the appended drawings and appended detailed description.
As shown in fig. 1-2, the present embodiment provides an auxiliary assembly jig for a frame in a bogie, where the frame generally includes two cross beams 1 and two side beams 2 welded to each other, and an anti-rolling torsion bar seat 3 and a fixing seat 4 are further welded to the side beams 2, the shape of the connecting surface of the anti-rolling torsion bar seat 3 and the side beams 2 is a first rectangle, the shape of the connecting surface of the fixing seat 4 and the side beams 2 is a plurality of circles, and the connecting lines of the centers of the circles of the plurality of circles form a rectangle. The template comprises a template body 5, wherein a first marker, a second marker, a third marker and a fourth marker are arranged on the edge of the template body 5, and a first connecting line of the first marker and the third marker is perpendicular to a second connecting line of the second marker and the fourth marker; the plate body 5 is also provided with an opening 10 for placing the anti-rolling torsion bar seat 3 and a plurality of first through holes 11 which are used for placing the fixing seats 4 and have the same number as the circles, the adjacent first right-angle edges and second right-angle edges in the opening 10 can be respectively attached to the adjacent two edges of the right upper corner in the first rectangle, and the distances between the first right-angle edges and the second right-angle edges from the first connecting line and the second connecting line are respectively equal to the distances between the edges in the first rectangle and the two central lines on the side beams 2; the third right-angle side and the fourth right-angle side of the first through hole 11 are tangent to the circle, and the two adjacent right-angle sides of the upper right corner of the round external square are coincident with the third right-angle side and the fourth right-angle side.
The adjacent first right-angle side and second right-angle side of the opening 10 may be respectively attached to the lower left corner or any other right-angle side of the first rectangle.
Meanwhile, the lengths of the first right-angle side and the second right-angle side are respectively larger than the middle length and the width of the first rectangle, so that the whole area of the opening 10 is larger than the area of the first rectangle; the shape of the first through hole 11 is a second rectangle, and the area of the second rectangle is larger than the circular area of the bottom of the fixing seat 4. Through setting up opening 10 and the first through-hole 11 that the area is great, both be convenient for place anti-side-rolling torsion bar seat 3 and fixing base 4, also be convenient for to placing anti-side-rolling torsion bar seat 3, fixing base 4 and curb girder 2 spot welding of putting and fix in advance.
Specifically, in this embodiment, the first marker, the second marker, and the third marker are the first triangular notch 6, the second triangular notch 7, and the third triangular notch 8, respectively, the tips of the first triangular notch 6, the second triangular notch 7, and the third triangular notch 8 point to the inner side of the plate body 5, and the tips of the first triangular notch 6 and the third triangular notch 8 are opposite, and the connection line of the two is the first connection line. The edge of the opening 10 further comprises a positioning edge 9, the positioning edge 9 is a fourth marker, the positioning edge 9 and the tip of the second triangular notch 7 are positioned on the same straight line, and the straight line is a second connecting line.
The tip angles of the first triangular notch 6, the second triangular notch 7 and the third triangular notch 8 are all 90 degrees.
The side beam 2 is also fixed with a plug 13, the side beam 2 is provided with a second through hole 12 for avoiding the plug 13, the second through hole 12 is circular, and the circular area is larger than the area of the nut.
When the anti-rolling torsion bar seat 3 and the fixed seat 4 are welded, the method comprises the following steps:
1. firstly, drawing an x-directional midline and a y-directional midline of a side beam 2 on the side beam 2 by using a scribing instrument;
2. placing the plate body 5 on the surface of the side beam 2, so that the tips of the first triangular notch 6 and the third triangular notch 8 are positioned on the y-direction central line, and the tip of the second triangular notch 7 and the positioning edge 9 of the opening 10 are positioned on the x-direction central line to finish the positioning of the plate body 5;
3. placing the anti-side rolling torsion bar seat 3 in the opening 10, enabling the adjacent two edges of the right upper corner in the anti-side rolling torsion bar seat 3 to be respectively attached to the first right-angle edge and the second right-angle edge, and then fixing the anti-side rolling torsion bar seat 3 by spot welding;
4. placing the fixed seat 4 in a plurality of first through holes 11, enabling the round shape of the bottom surface of the fixed seat 4 to be attached to a third right-angle side and a fourth right-angle side which are positioned at the right upper corner of the second rectangle, and then spot-welding and fixing the fixed seat 4;
5. and removing the plate body 5, and firmly welding the anti-rolling torsion bar seat 3 and the fixed seat 4.
Through the precision inspection after a plurality of frameworks are welded, the size after the anti-rolling torsion bar seat 3 and the fixing seat 4 are welded all meets the precision requirement.
Therefore, in this embodiment, the plate body 5 is provided, and the anti-rolling torsion bar seat 3 and the fixing seat 4 are respectively attached to the opening 10 and the first through hole 11, so that positioning can be completed, a step of manually scribing can be omitted, and the precision and efficiency of workpiece assembly can be improved. And the plate adopts the leftover material cutting processing shaping of Q235 steel sheet, only need guarantee the machining precision of plate body 5 can, economic cost is very low.
The adaptation to the actual need is within the scope of the utility model.
It should be noted that it will be apparent to those skilled in the art that the present utility model is not limited to the details of the above-described exemplary embodiments, but may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (8)
1. An auxiliary assembly jig for a frame in a bogie, the frame comprising a side beam, an anti-roll torsion bar seat welded on the side beam and a fixing seat; the pair of templates comprises a template body, wherein a first marker, a second marker, a third marker and a fourth marker are arranged on the edge of the template body, and a first connecting line of the first marker and the third marker is perpendicular to a second connecting line of the second marker and the fourth marker; the plate body is also provided with a first positioning part for positioning the anti-rolling torsion bar seat and a plurality of second positioning parts for positioning the fixed seat.
2. The auxiliary assembly jig for a bogie frame according to claim 1, wherein the first marker, the second marker and the third marker are respectively a first triangular notch, a second triangular notch and a third triangular notch which are formed in the edge of the plate body, the tips of the first triangular notch and the third triangular notch are directed to the inner side of the plate body, the tips of the first triangular notch and the third triangular notch are opposite, and are both located on the first connecting line, and the tips of the second triangular notch are located on the second connecting line.
3. The auxiliary assembly jig for use in a bogie frame as claimed in claim 2, wherein the tip angles of the first, second and third triangular notches are each 90 °.
4. The auxiliary assembly jig for a bogie frame according to claim 2 or 3, wherein the connecting surface of the anti-roll torsion bar seat and the side beam is shaped as a first rectangle, the connecting surface of the fixing seat and the side beam is shaped as a plurality of circles, the first positioning part comprises a first right-angle side and a second right-angle side with an included angle being right angle, and the first right-angle side and the second right-angle side are respectively attached to two adjacent side edges of the first rectangle; the second positioning part comprises a third right-angle side and a fourth right-angle side, wherein the included angles of the third right-angle side and the fourth right-angle side are tangent with the circle.
5. The auxiliary assembly jig for use in a bogie frame according to claim 4, wherein the plate body is provided with an opening for receiving the first rectangle and a plurality of first through holes for receiving the circle, and edges of the opening include the first right-angle side, the second right-angle side, and a positioning edge, the first right-angle side, the second right-angle side being larger than the length and width dimensions of the first rectangle, respectively; the locating edge and the tip end of the third triangular notch are both positioned on the second connecting line; the edge of the first through hole comprises a third right-angle side and a fourth right-angle side, and the third right-angle side and the fourth right-angle side are both larger than the circular diameter.
6. The auxiliary assembly jig for use in a bogie frame as claimed in claim 5, wherein the plurality of first through holes are each a second rectangle, and the right angle formed by the third right angle side and the fourth right angle side is an upper right angle of the second rectangle.
7. The auxiliary assembly jig for a bogie frame according to claim 6, wherein a plug is further fixed to the side member, and a second through hole for avoiding the plug is formed in the side member.
8. The auxiliary assembly jig for use in a bogie frame as claimed in claim 7, wherein the second through hole is circular.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320294454.9U CN219746770U (en) | 2023-02-23 | 2023-02-23 | Auxiliary assembly jig for framework in bogie |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320294454.9U CN219746770U (en) | 2023-02-23 | 2023-02-23 | Auxiliary assembly jig for framework in bogie |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219746770U true CN219746770U (en) | 2023-09-26 |
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ID=88069881
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320294454.9U Active CN219746770U (en) | 2023-02-23 | 2023-02-23 | Auxiliary assembly jig for framework in bogie |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219746770U (en) |
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2023
- 2023-02-23 CN CN202320294454.9U patent/CN219746770U/en active Active
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