Urban rail vehicle fork arm adjusting and repairing detection device

Abstract

The utility model discloses an urban rail vehicle fork arm adjusting and repairing detection device which comprises a base. The connecting beam fixing structure is arranged in the middle of one side of the base, and the connecting beam of the fork arm is positioned and fixed through the connecting beam fixing structure; the two groups of rotating arm fixing structures are symmetrically arranged on the other side of the base, and the two rotating arms of the fork arm are respectively positioned and fixed through the rotating arm fixing structures on the corresponding sides; the motor hanging seat positioning and detecting assembly is positioned between the two groups of rotating arm fixing structures; the motor hanging seat of the fork arm is positioned through the motor hanging seat positioning and detecting assembly, and after the motor hanging seat and the upper cover plate and the lower cover plate are welded and deformed and adjusted, the adjusted size is overhauled through a motor hanging seat puller bolt. The detection device provided by the utility model solves the problem that the special structure of the fork arm cannot be adjusted and repaired through a platform or a tool, and also solves the problem of labor cost waste caused by manual repeated flame adjustment and repair and repeated lineation detection.

Description

Technical Field

[0001] The utility model relates to the technical field of the repair and adjustment of the fork arms of urban rail vehicles, in particular to a repair and adjustment detection device for the fork arms of urban rail vehicles. Background Art

[0002] The urban rail linear motor bogie has the advantages of strong climbing ability, small turning radius, and less maintenance workload. The main structure of its bogie consists of a frame, a primary suspension and wheelset, a secondary suspension, a drive system, and a radial mechanism. Among them, the primary suspension is composed of an inner fork arm and an outer fork arm, and the inner and outer fork arms are connected by a rubber node, enabling the inner and outer fork arms to rotate a certain angle, thus meeting the angle requirements when the wheelset rotates horizontally relative to the frame on a curve. It is an important part for exerting its radial steering function.

[0003] In the prior art, the welding structure of the inner and outer fork arms is complex, and deformation occurs after the motor suspension seat is welded to the upper and lower cover plates. Ensuring the structural dimensions after the repair and adjustment of the fork arms is an important link for connecting the frame and the wheelset. The existing repair and adjustment tooling for urban rail vehicles cannot meet the special structure and repair and adjustment requirements of the inner and outer fork arms.

[0004] Therefore, based on the above technical problems, those skilled in the art urgently need to develop a repair and adjustment detection device for the fork arms of urban rail vehicles. Summary of the Utility Model

[0005] The purpose of the utility model is to provide a repair and adjustment detection device for the fork arms of urban rail vehicles. This general-purpose repair and adjustment detection device solves the problem that the special structure of the fork arms cannot be repaired and adjusted through a platform or tooling, and at the same time solves the problem of waste of labor costs caused by manual repeated flame repair and repeated scribing detection.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A repair and adjustment detection device for the fork arms of urban rail vehicles of the utility model, the device includes:

[0008] A base;

[0009] A connecting beam fixing structure arranged at the middle position on one side of the base, and the connecting beam of the fork arm is positioned and fixed through the connecting beam fixing structure;

[0010] Two groups of swivel arm fixing structures arranged symmetrically on the other side of the base, and the two swivel arms of the fork arm are respectively positioned and fixed through the swivel arm fixing structures on the corresponding side; and

[0011] A motor suspension seat positioning and detection component located between the two groups of swivel arm fixing structures;

[0012] The motor mounting seat of the fork arm is positioned by the motor mounting seat positioning and detecting assembly, and after the welding deformation of the motor mounting seat and the upper and lower cover plates is repaired, the size after repair is checked and adjusted by using the motor mounting seat tightening bolt.

[0013] Furthermore, the connecting beam fixing structure includes:

[0014] A connecting beam base fixed to the base; and

[0015] A connecting beam pressing bar connected to the connecting beam base by two connecting beam tightening bolts. The connecting beam pressing bar adjusts the relative distance from the connecting beam base through the connecting beam tightening bolts to achieve the pressing of the connecting beam.

[0016] Furthermore, the swing arm fixing structure includes:

[0017] A swing arm base fixed to the base;

[0018] A swing arm vertical tightening bolt arranged on the swing arm base and extending in the vertical direction. The swing arm vertical tightening bolt supports the lower part of the swing arm and tightens the swing arm;

[0019] One side of the outer side of the swing arm base has a first swing arm vertical plate, and the first swing arm vertical plate is provided with a swing arm lateral tightening bolt extending in the horizontal direction. The swing arm lateral tightening bolt abuts against the side surface of the swing arm;

[0020] One side of the inner side of the swing arm base has a second swing arm vertical plate, and the second swing arm vertical plate is provided with a swing arm lateral positioning column extending in the horizontal direction;

[0021] The swing arm base is further provided with a bent pressing arm, and the end of the pressing arm has a swing arm pressing device for pressing the upper part of the swing arm.

[0022] Furthermore, the motor mounting seat positioning and detecting assembly includes:

[0023] A motor mounting seat base and a motor mounting seat detecting seat;

[0024] The motor mounting seat base is provided with a motor mounting seat positioning column extending in the vertical direction;

[0025] Both the motor mounting seat base and the crane mounting seat detecting seat are provided with motor mounting seat tightening bolts extending in the horizontal direction.

[0026] In the above technical solution, a fork arm repair and detection device for an urban rail vehicle provided by the present utility model has the following beneficial effects:

[0027] The detection device of the utility model solves the problem that the special structure of the fork arm cannot be repaired through the platform or tooling, and at the same time solves the problem of waste of labor cost caused by manual repeated flame repair and repeated scribing detection.

[0028] The detection device of the utility model improves the dimensional accuracy of the internal and external fork arm structures after welding, improves its manufacturing production efficiency, reduces the labor intensity of workers, and reduces the waste of labor costs in the repair and scribing process. Brief Description of the Drawings

[0029] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the following will briefly introduce the drawings required to be used in the embodiments. Obviously, the drawings described below are only some embodiments recorded in the present utility model. For those of ordinary skill in the art, other drawings can also be obtained based on these drawings.

[0030] Figure 1 It is a schematic structural diagram of a fork arm repair and detection device for urban rail vehicles disclosed in an embodiment of the present utility model;

[0031] Figure 2 It is a schematic structural diagram of the use state of a fork arm repair and detection device for urban rail vehicles disclosed in an embodiment of the present utility model.

[0032] Description of the Reference Numerals in the Drawings:

[0033] 1. Detection device; 2. Fork arm;

[0034] 101. Base; 102. Connecting beam base; 103. Connecting beam pressing bar; 104. Connecting beam tightening bolt; 105. Rotary arm vertical tightening bolt; 106. Rotary arm lateral tightening bolt; 107. Rotary arm pressing device; 108. Rotary arm lateral positioning column; 109. Motor hanger positioning column; 110. Motor hanger tightening bolt;

[0035] 201. Connecting beam; 202. Rotary arm; 203. Motor hanger; 204. Lower cover plate; 205. Upper cover plate. Detailed Embodiment

[0036] In order to enable those skilled in the art to better understand the technical solutions of the present utility model, the following will further introduce the present utility model in detail in conjunction with the drawings.

[0037] See Figures 1 to 2 as shown;

[0038] A fork arm repair and detection device for urban rail vehicles in this embodiment, the device includes:

[0039] Base 101;

[0040] The connecting beam fixing structure is arranged at the middle position on one side of the base 101, and the connecting beam 201 of the fork arm 2 is positioned and fixed through the connecting beam fixing structure;

[0041] Two sets of swivel arm fixing structures are arranged on the other side of the base 101 and symmetrically arranged, and the two swivel arms 202 of the fork arm 2 are respectively positioned and fixed through the swivel arm fixing structures on the corresponding side; and

[0042] The motor mounting base positioning and detecting assembly is located between the two sets of swivel arm fixing structures;

[0043] The motor mounting base 203 of the fork arm 2 is positioned through the motor mounting base positioning and detecting assembly, and after the motor mounting base 203 and the upper and lower cover plates are welded and deformed and repaired, the size after repair is detected by using the motor mounting base tightening bolt 110.

[0044] Specifically, this embodiment discloses a detection device 1 suitable for the repair of the fork arm of an urban rail vehicle. Its bottom is a base 101, and a connecting beam fixing structure, a swivel arm fixing structure and a motor mounting base positioning and detecting assembly are respectively arranged on the base 101 according to the structure of the fork arm 2. The connecting beam 201 of the fork arm 2 is positioned and fixed through the connecting beam fixing structure, the two swivel arms 202 on both sides are respectively positioned and fixed through the swivel arm fixing structures on the corresponding side, and the motor mounting base 203 is positioned through the motor mounting base positioning and detecting assembly and the size after repair is detected by using the motor mounting base tightening bolt 110 after flame repair.

[0045] Preferably, the connecting beam fixing structure of this embodiment includes:

[0046] The connecting beam base 102 fixedly connected to the base 101; and

[0047] The connecting beam pressing bar 103 connected to the connecting beam base 102 through two connecting beam pressing bolts 104. The connecting beam pressing bar 103 adjusts the relative distance from the connecting beam base 102 through the connecting beam pressing bolts 104 to realize the pressing of the connecting beam 201.

[0048] This embodiment designs a connecting beam fixing structure according to the structure of the connecting beam 201 of the fork arm 2. It supports the connecting beam 201 through the connecting beam base 102 and adjusts the connecting beam pressing bar 103 to press the connecting beam 201, and finally realizes the positioning and fixing of the connecting beam 201.

[0049] Preferably, the swivel arm fixing structure of this embodiment includes:

[0050] The swivel arm base fixedly connected to the base 101;

[0051] The swivel arm vertical tightening bolt 105 is arranged on the swivel arm base and extends in the vertical direction. The swivel arm vertical tightening bolt 105 supports the lower part of the swivel arm 202 and tightens the swivel arm 202;

[0052] One side of the outer side of the swivel arm base has a first swivel arm vertical plate, and the first swivel arm vertical plate is provided with a swivel arm lateral tightening bolt 106 extending transversely, and the swivel arm lateral tightening bolt 106 abuts against the side surface of the swivel arm 202;

[0053] One side of the inner side of the swivel arm base has a second swivel arm vertical plate, and the second swivel arm vertical plate is provided with a swivel arm lateral positioning column 108 extending transversely;

[0054] The swivel arm base is also provided with a bent pressing arm, and the end of the pressing arm has a swivel arm pressing device 107, and the swivel arm pressing device 107 is used to press the upper part of the swivel arm 202.

[0055] Secondly, this embodiment further defines the matching structure between the swivel arm fixing structure and the swivel arm 202. Similarly, taking the swivel arm base as the basis, the lower part of the swivel arm 202 is supported by the swivel arm vertical tightening bolt 105, while the swivel arm lateral tightening bolt 106 abuts against the side surface of the swivel arm 202, and the swivel arm 202 is positioned by the swivel arm lateral positioning column 108, and then the swivel arm 202 is fixed by using the tightening bolt and the swivel arm pressing device.

[0056] After the swivel arm 202 and the connecting beam 201 are positioned and fixed, both the upper cover plate 205 and the lower cover plate 204 are suspended in the middle area of the base 101, and then the motor suspension base 203 is positioned and fixed.

[0057] Preferably, the motor suspension base positioning and detection assembly of this embodiment includes a motor suspension base and a motor suspension detection seat; the motor suspension base is provided with a motor suspension positioning column 109 extending in the vertical direction;

[0058] Both the motor suspension base and the crane suspension seat detection seat are provided with a motor suspension tightening bolt 110 extending in the horizontal direction.

[0059] The motor suspension base 203 is positioned by the motor suspension positioning column 109. After welding the motor suspension base 203, the upper cover plate 205 and the lower cover plate 204, the motor suspension base 203 is deformed, and then it is adjusted by flame repair. Finally, the dimensions after repair are detected by the motor suspension tightening bolt 110.

[0060] In the above technical solution, a fork arm repair and detection device for an urban rail vehicle provided by the present utility model has the following beneficial effects:

[0061] The detection device of the present utility model solves the problem that the special structure of the fork arm cannot be repaired by a platform or a tooling, and at the same time solves the problem of waste of labor costs caused by manual repeated flame repair and repeated scribing detection.

[0062] The detection device of the utility model improves the dimensional accuracy of the post-welding structure of the inner and outer fork arms, improves its manufacturing production efficiency, reduces the labor intensity of workers, and reduces the waste of labor costs in the process of adjustment, repair and marking.

[0063] Only some exemplary embodiments of the present utility model have been described by way of illustration. Without doubt, for those of ordinary skill in the art, various different ways can be used to modify the described embodiments without departing from the spirit and scope of the present utility model. Therefore, the above drawings and descriptions are illustrative in nature and should not be construed as limiting the scope of protection of the claims of the present utility model.

Claims

1. An inspection device for adjusting and repairing the fork arms of an urban rail vehicle, characterized in that, The device includes: a base (101); a connecting beam fixing structure arranged at the middle position on one side of the base (101), and the connecting beam (201) of the fork arm (2) is positioned and fixed through the connecting beam fixing structure; two groups of swivel arm fixing structures arranged on the other side of the base (101) and symmetrically, and the two swivel arms (202) of the fork arm (2) are respectively positioned and fixed through the swivel arm fixing structures on the corresponding side; and a motor mounting seat positioning and detecting assembly located between the two groups of swivel arm fixing structures; the motor mounting seat (203) of the fork arm (2) is positioned through the motor mounting seat positioning and detecting assembly, and after the deformation of the motor mounting seat (203) and the upper and lower cover plates is repaired by welding, the size after repair is adjusted and repaired by using the motor mounting seat tightening bolt (110).

2. The fork arm adjustment and repair detection device for urban rail vehicles according to claim 1, characterized in that The connecting beam fixing structure includes: a connecting beam base (102) fixedly connected to the base (101); and a connecting beam pressing bar (103) connected to the connecting beam base (102) through two connecting beam pressing bolts (104), and the connecting beam pressing bar (103) adjusts the relative distance from the connecting beam base (102) through the connecting beam pressing bolts (104) to realize the pressing of the connecting beam (201).

3. The fork arm repair and inspection device for urban rail vehicles according to claim 1, characterized in that, The swivel arm fixing structure includes: a swivel arm base fixedly connected to the base (101); a swivel arm vertical tightening bolt (105) arranged on the swivel arm base and extending in the vertical direction, and the swivel arm vertical tightening bolt (105) supports the lower part of the swivel arm (202) and tightens the swivel arm (202); a first swivel arm vertical plate is provided on the outer side of the swivel arm base, and a swivel arm lateral tightening bolt (106) extending in the horizontal direction is arranged on the first swivel arm vertical plate, and the swivel arm lateral tightening bolt (106) abuts against the side surface of the swivel arm (202); a second swivel arm vertical plate is provided on the inner side of the swivel arm base, and a swivel arm lateral positioning column (108) extending in the horizontal direction is arranged on the second swivel arm vertical plate; the swivel arm base is also provided with a bent pressing arm, and a swivel arm pressing device (107) is arranged at the end of the pressing arm, and the swivel arm pressing device (107) is used to press the upper part of the swivel arm (202).

4. The rail vehicle fork arm repair and inspection device according to claim 1, characterized in that, The motor mounting seat positioning and detecting assembly includes: a motor mounting seat base and a motor mounting seat detecting seat; a motor mounting seat positioning column (109) extending in the vertical direction is arranged on the motor mounting seat base; motor mounting seat tightening bolts (110) extending in the horizontal direction are arranged on both the motor mounting seat base and the motor mounting seat detecting seat.

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