Positioning device for hot charging process of anti-side-rolling torsion bar connecting lining of bogie

Abstract

The utility model discloses a positioning device for a bogie anti-side-rolling torsion bar connecting bush hot charging process, which comprises a positioning part, an alignment part and a connecting frame, the positioning part is used for clamping and positioning a bogie anti-side-rolling torsion bar, the alignment part is used for placing a connecting bush, and the connecting frame is connected with the positioning part and the alignment part; the bogie anti-side-rolling torsion bar is fixed through the positioning part, so that the axis of the bogie anti-side-rolling torsion bar is stable, further through pre-alignment of the alignment part and the bogie anti-side-rolling torsion bar, alignment sleeving of the heated connecting lining is achieved, accurate centering and rapid hot charging can be completed, the requirements of regulations and related processes are met, and the production efficiency is improved. The lining hot charging mechanization level is enhanced, the hot charging time is shortened, the hot charging failure caused by temperature drop is reduced, and the maintenance efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a motor train unit maintenance technical field, concretely relates to a positioning device for anti-roll torsion bar connecting bush hot mounting process of bogie. BACKGROUND

[0002] The anti-roll torsion bar is a component in the bogie bolster of the motor train unit, and the torsion bar (torsion spring) reduces the outward inclination angle of the vehicle body during the curve process. In this way, the anti-roll torsion bar can ensure the specified size of the vehicle ground clearance and improve the comfort of the ride. The overhaul of the anti-roll torsion bar needs to be carried out on the bogie, and the connecting bush at the end of the bar needs to be replaced during the third and fourth level maintenance.

[0003] In the current industry, the anti-roll torsion bar of the bogie and the corresponding connecting bush need to be manually aligned and installed. The operation mainly relies on manual alignment. Since the bush needs to be heated during the installation process, the temperature drops rapidly during the manual assembly process. The bush cools down too quickly, so the installation time is extremely short, and the skill requirement for the installation worker is relatively high. At the same time, the bush is prone to deformation due to heating of the material during hot installation. Manual alignment cannot guarantee the coaxiality of the bush and the bar, and the connecting bush is prone to tilt during installation, which leads to low hot installation qualification rate, long rework time, low maintenance efficiency, and low quality.

[0004] In view of the above defects, the utility model creator finally obtained the utility model after a long period of research and practice. UTILITY MODEL CONTENTS

[0005] To solve the above technical defects, the utility model adopts the technical scheme of providing a positioning device for anti-roll torsion bar connecting bush hot mounting process of bogie, which comprises a positioning part, an alignment part and a connecting frame. The positioning part is used for clamping and positioning the anti-roll torsion bar of the bogie, the alignment part is used for placing the connecting bush, and the connecting frame connects the positioning part and the alignment part.

[0006] The connecting frame comprises a first horizontal plate, a second horizontal plate and a connecting plate. The extension directions of the first horizontal plate and the second horizontal plate are arranged in parallel, and the connecting plate is connected perpendicularly at both ends of the end portions of the first horizontal plate and the second horizontal plate, thereby forming a Z-shaped connecting frame. The positioning part is fixedly arranged on the first horizontal plate, and the alignment part is fixedly arranged on the second horizontal plate.

[0007] Preferably, the connecting frame is symmetrically provided with two connecting frames, and the end portions of the connecting frames are connected through mounting plates. The positioning part is fixedly arranged between the two first horizontal plates, and the alignment part is fixedly arranged between the two second horizontal plates.

[0008] Preferably, the positioning part comprises a fixed plate, a clamping plate, a clamping adjusting assembly, an adjusting plate and a guide plate, the adjusting plate is fixedly arranged between the two first horizontal plates, the fixed plate and the guide plate are arranged at the two ends of the adjusting plate respectively, the fixed plate is arranged corresponding to the connecting plate, the clamping adjusting assembly is fixedly arranged on the adjusting plate, the fixed plate, the clamping plate and the guide plate are arranged in parallel, the clamping plate is connected with the clamping adjusting assembly, the clamping adjusting assembly drives the clamping plate to move along the direction perpendicular to the clamping plate, the clamping plate is arranged between the fixed plate and the guide plate, and the swing arm of the bogie anti-rolling torsion bar is arranged between the fixed plate and the clamping plate.

[0009] Preferably, the fixed plate is provided with a first guide groove, the guide plate is provided with a second guide groove, the clamping plate is provided with an avoiding groove, the first guide groove and the second guide groove are both arranged in the shape of a circular arc, the first guide groove and the second guide groove are coaxially arranged, the axial direction of the first guide groove is consistent with the adjusting direction of the clamping adjusting assembly to the clamping plate, and the bogie anti-rolling torsion bar is arranged in the first guide groove, the second guide groove and the avoiding groove at the same time.

[0010] Preferably, the clamping adjusting assembly comprises a clamping screw and a clamping sliding block, one end of the clamping screw penetrates through the guide plate and is fixedly provided with a rotating disc, the other end of the clamping screw is rotationally connected to the adjusting plate, the clamping screw is rotationally connected to the guide plate, the clamping screw is threadedly connected to the clamping sliding block, and the clamping plate is fixedly arranged on the clamping sliding block.

[0011] Preferably, the alignment part comprises a first horizontal adjusting assembly, a second horizontal adjusting assembly, a vertical adjusting assembly and a sleeve support, the sleeve support is movably connected to the vertical adjusting assembly through a universal ball head, the connecting bushing is arranged on the sleeve support, the vertical adjusting assembly is arranged on the second horizontal adjusting assembly, the vertical adjusting assembly drives the sleeve support to adjust and move in the vertical direction, the second horizontal adjusting assembly is arranged on the first horizontal adjusting assembly, and the first horizontal adjusting assembly and the second horizontal adjusting assembly drive the sleeve support to adjust and move in the horizontal direction.

[0012] Preferably, the first horizontal adjusting assembly comprises a guide horizontal plate, a first horizontal adjusting guide rail and a first adjusting platform, the guide horizontal plate is fixedly arranged on the second horizontal plate, the first horizontal adjusting guide rail is arranged on the guide horizontal plate, the extension directions of the guide horizontal plate, the second horizontal plate and the first horizontal adjusting guide rail are consistent, the first adjusting platform is slidably connected with the first horizontal adjusting guide rail, and the second horizontal adjusting assembly is fixedly arranged on the first adjusting platform.

[0013] Preferably, the second horizontal adjusting assembly comprises a second horizontal adjusting guide rail and a second adjusting platform, the second horizontal adjusting guide rail is fixedly arranged at the bottom of the first adjusting platform, the second adjusting platform is slidably connected with the second horizontal adjusting guide rail, the vertical adjusting assembly is fixedly arranged on the second adjusting platform, the first adjusting platform and the second adjusting platform are both provided with a through hole, and the vertical adjusting assembly is connected with the universal ball head through the through hole.

[0014] Preferably, the first horizontal adjusting guide rail and the second horizontal adjusting guide rail both horizontally extend, and the extending directions of the first horizontal adjusting guide rail and the second horizontal adjusting guide rail are vertically arranged.

[0015] Preferably, the vertical adjusting assembly comprises a fixed block and an adjusting rod, the fixed block is fixedly arranged on the second adjusting platform, the adjusting rod is threadedly connected with the fixed block, and the adjusting rod is vertically arranged, and the top end of the adjusting rod is fixedly connected with the universal ball head.

[0016] Compared with the prior art, the positioning device has the beneficial effects that: the positioning device can realize accurate centering and rapid hot mounting, meet the requirements of regulations and related processes, enhance the mechanization level of the lining hot mounting, shorten the hot mounting time, reduce the hot mounting failure caused by temperature drop, and improve the maintenance efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is a perspective structural view of the positioning device for the lining hot mounting process of the bogie anti-rolling torsion bar connecting sleeve.

[0018] Figure 2 It is a structural view of the positioning part.

[0019] Figure 3 It is a structural view of the clamping adjusting assembly.

[0020] Figure 4 It is a structural view of the alignment part.

[0021] Figure 5 It is a connection structural view of the second horizontal adjusting assembly and the vertical adjusting assembly.

[0022] Figure 6 It is a process flow chart of the positioning device for the lining hot mounting process of the bogie anti-rolling torsion bar connecting sleeve.

[0023] Numerical values in the figure represent: Numerical values in the figure represent:

[0024] 1-positioning part; 2-alignment part; 3-connection frame; 4-bogie anti-roll torsion bar; 5-connection bushing; 11-fixing plate; 12-clamping plate; 13-clamping adjusting assembly; 14-adjusting plate; 15-guiding plate; 21-first horizontal adjusting assembly; 22-second horizontal adjusting assembly; 23-vertical adjusting assembly; 24-sleeve support; 25-first locking piece; 26-second locking piece; 27-universal ball head; 31-first cross plate; 32-second cross plate; 33-connection plate; 34-mounting plate; 35-first handle; 36-second handle; 111-first guiding groove; 112-pad; 121-avoidance groove; 131-clamping screw rod; 132-clamping guide rail; 133-clamping sliding block; 134-rotation disc; 151-second guiding groove; 211-guiding cross plate; 212-first horizontal adjusting guide rail; 213-first adjusting platform; 221-second horizontal adjusting guide rail; 222-second adjusting platform; 241-positioning plate. DETAILED DESCRIPTION

[0025] The above and other technical features and advantages of the present application will be more apparent from the following detailed description taken in conjunction with the accompanying drawings.

[0026] Embodiment One

[0027] As shown in the drawings, Figure 1 the positioning device for the hot installation process of the connection bushing of the bogie anti-roll torsion bar is a perspective view of the structure. Figure 1

[0028] The positioning device for the hot installation process of the connection bushing of the bogie anti-roll torsion bar comprises a positioning part 1, an alignment part 2 and a connection frame 3, the positioning part 1 is used for clamping and positioning the bogie anti-roll torsion bar 4, the alignment part 2 is used for placing the connection bushing 5, and the connection frame 3 connects the positioning part 1 and the alignment part 2 and realizes the sleeve setting and fixing of the connection bushing 5 to the end part of the bogie anti-roll torsion bar 4.

[0029] Specifically, the connection frame 3 comprises a first cross plate 31, a second cross plate 32 and a connection plate 33, the extension directions of the first cross plate 31 and the second cross plate 32 are arranged in parallel, and the two ends of the connection plate 33 are respectively connected perpendicularly to the end parts of the first cross plate 31 and the second cross plate 32, so as to form the connection frame 3 in Z-shaped structure, the positioning part 1 is fixedly arranged on the first cross plate 31, and the alignment part 2 is fixedly arranged on the second cross plate 32.

[0030] ​Preferably, the connecting frame 3 is symmetrically provided with two, and the end of the connecting frame 3 is connected through the mounting plate 34, the positioning part 1 is fixedly arranged between the two first horizontal plates 31, and the alignment part 2 is fixedly arranged between the two second horizontal plates 32, so as to ensure the stability of the overall structure of the utility model.

[0031] Preferably, the mounting plate 34 is provided with a first handle 35, which is used for adjusting the mounting position of the utility model and the side roll resisting torsion bar 4 of the bogie, so as to facilitate the movement of the utility model.

[0032] The utility model discloses the positioning part 1 is fixed to the side roll resisting torsion bar 4 of the bogie, so that the axis is stable, and further through the pre-alignment of the alignment part 2 and the side roll resisting torsion bar 4 of the bogie, the alignment of the connecting bushing 5 after heating is realized, accurate centering, rapid hot mounting can be completed, the requirements of regulations and related processes are met, the hot mounting mechanization level of the bushing is enhanced, the hot mounting time is shortened, the hot mounting failure caused by temperature drop is reduced, and the maintenance efficiency is improved.

[0033] Embodiment two

[0034] As shown in Figure 2 and Figure 3 , the positioning part is shown in the structure view. Figure 2 Figure 3 The structure view of the clamping adjusting assembly.

[0035] The positioning part 1 includes a fixed plate 11, a clamping plate 12, a clamping adjusting assembly 13, an adjusting plate 14 and a guide plate 15, the adjusting plate 14 is fixedly arranged between the two first horizontal plates 31, the fixed plate 11 and the guide plate 15 are arranged at the two ends of the adjusting plate 14 respectively, the fixed plate 11 is arranged corresponding to the connecting plate 33, the clamping adjusting assembly 13 is fixedly arranged on the adjusting plate 14, the fixed plate 11, the clamping plate 12 and the guide plate 15 are arranged in parallel, the clamping plate 12 is connected with the clamping adjusting assembly 13, and the clamping adjusting assembly 13 drives the clamping plate 12 to move along the direction perpendicular to the clamping plate 12, the clamping plate 12 is arranged between the fixed plate 11 and the guide plate 15, and the fixed plate 11 and the guide plate 15 are used for fixing the radial position of the side roll resisting torsion bar 4 of the bogie, the fixed plate 11 and the clamping plate 12 clamp and fix the rocker arm of the side roll resisting torsion bar 4 of the bogie, so as to fix the axial position of the side roll resisting torsion bar 4 of the bogie.

[0036] ​Specifically, the first guide slot 111 is arranged on the fixed plate 11, the second guide slot 151 is arranged on the guide plate 15, and the avoiding slot 121 is arranged on the clamping plate 12; the first guide slot 111 and the second guide slot 151 are both circular arc slots, and the first guide slot 111 and the second guide slot 151 are coaxially arranged; the axial direction of the first guide slot 111 is consistent with the adjusting direction of the clamping adjusting assembly 13 to the clamping plate 12; the first guide slot 111 and the second guide slot 151 are used for being fixedly connected to the bogie anti-rolling torsion bar 4, so as to ensure the axial stability of the bogie anti-rolling torsion bar 4; the avoiding slot 121 facilitates the bogie anti-rolling torsion bar 4 to pass through the clamping plate 12; the rocker arm of the bogie anti-rolling torsion bar 4 is arranged between the fixed plate 11 and the clamping plate 12 and is clamped and fixed by the fixed plate 11 and the clamping plate 12, so that the position of the bogie anti-rolling torsion bar 4 in the axial direction is fixed.

[0037] The clamping adjusting assembly 13 comprises a clamping screw 131 and a clamping sliding block 133; one end of the clamping screw 131 penetrates through the guide plate 15 and is fixedly connected with a rotating disc 134, and the other end of the clamping screw 131 is rotationally connected to the adjusting plate 14; the clamping screw 131 is rotationally connected to the guide plate 15; the clamping screw 131 is threadedly connected to the clamping sliding block 133; the clamping plate 12 is fixedly arranged on the clamping sliding block 133; the clamping sliding block 133 is linearly moved along the clamping screw 131 by rotating the clamping screw 131 through the rotating disc 134, so that the relative distance between the clamping plate 12 and the fixed plate 11 can be adjusted, and the clamping and fixing operation of the rocker arm can be performed.

[0038] Preferably, the clamping adjusting assembly 13 further comprises a clamping guide rail 132; the clamping guide rail 132 is arranged on the adjusting plate 14, and the extending direction of the clamping guide rail 132 is consistent with that of the clamping screw 131; the clamping sliding block 133 is slidingly connected to the clamping guide rail 132, so that the stability of the clamping sliding block 133 during the adjusting movement is improved.

[0039] Generally, the two ends of the fixed plate 11 are respectively fixedly connected to two connecting plates 33 through bolts, so that the structural stability of the positioning part 1 is improved, and the positioning of the bogie anti-rolling torsion bar 4 is ensured.

[0040] The second handle 36 is arranged on the adjusting plate 14, which is used for lifting or lowering the bogie anti-rolling torsion bar 4, so that the bogie anti-rolling torsion bar 4 is conveniently moved.

[0041] Embodiment three

[0042] AsFigure 4 and Figure 5 as shown in the figure, Figure 4 is a structural view of the alignment part; Figure 5 is a connection structural view of the second horizontal adjustment assembly and the vertical adjustment assembly.

[0043] The alignment part 2 comprises a first horizontal adjustment assembly 21, a second horizontal adjustment assembly 22, a vertical adjustment assembly 23, and a sleeve support 24, the sleeve support 24 is movably connected to the vertical adjustment assembly 23 through a universal ball head 27, the connecting bushing 5 is arranged on the sleeve support 24, the vertical adjustment assembly 23 is arranged on the second horizontal adjustment assembly 22, the vertical adjustment assembly 23 drives the sleeve support 24 to move in the vertical direction, the second horizontal adjustment assembly 22 is arranged on the first horizontal adjustment assembly 21, and the first horizontal adjustment assembly 21 and the second horizontal adjustment assembly 22 drive the sleeve support 24 to move in the horizontal direction.

[0044] Specifically, the first horizontal adjustment assembly 21 comprises a guide horizontal plate 211, a first horizontal adjustment guide rail 212, and a first adjustment platform 213, the guide horizontal plate 211 is fixedly arranged on the second horizontal plate 32, the first horizontal adjustment guide rail 212 is arranged on the guide horizontal plate 211, and the extension directions of the guide horizontal plate 211, the second horizontal plate 32, and the first horizontal adjustment guide rail 212 are consistent, the first adjustment platform 213 is in sliding connection with the first horizontal adjustment guide rail 212, and the second horizontal adjustment assembly 22 is fixedly arranged on the first adjustment platform 213, so that the sleeve support 24 can move linearly along the first horizontal adjustment guide rail 212.

[0045] The second horizontal adjustment assembly 22 comprises a second horizontal adjustment guide rail 221 and a second adjustment platform 222, the second horizontal adjustment guide rail 221 is fixedly arranged at the bottom of the first adjustment platform 213, the second adjustment platform 222 is in sliding connection with the second horizontal adjustment guide rail 221, and the vertical adjustment assembly 23 is fixedly arranged on the second adjustment platform 222, the first adjustment platform 213 and the second adjustment platform 222 are both provided with a through hole, and the vertical adjustment assembly 23 is connected with the universal ball head 27 through the through hole, so as to realize the connection structure of the alignment part 2.

[0046] Generally, the first horizontal adjustment guide rail 212 and the second horizontal adjustment guide rail 221 both extend horizontally, and the extension directions of the first horizontal adjustment guide rail 212 and the second horizontal adjustment guide rail 221 are arranged vertically, so that the sleeve support 24 can be freely adjusted through the first horizontal adjustment assembly 21 and the second horizontal adjustment assembly 22.

[0047] Preferably, the vertical adjusting assembly 23 comprises a fixed block and an adjusting rod, the fixed block is fixedly arranged on the second adjusting platform 222, the adjusting rod is threadedly connected with the fixed block, and the adjusting rod is vertically arranged, the top end of the adjusting rod is fixedly connected with the universal ball head 27, and the vertical height of the sleeve support 24 can be adjusted by rotating the adjusting rod. It is worth pointing out that the fixed block can also be directly sleeved on the adjusting rod, and the adjusting rod can be directly vertically axially moved to adjust the vertical height of the sleeve support 24.

[0048] The alignment part 2 adjusts the sleeve support 24 in six degrees of freedom through the first horizontal adjusting assembly 21, the second horizontal adjusting assembly 22 and the vertical adjusting assembly 23, so as to ensure that the connecting bush 5 placed on the sleeve support 24 is aligned and sleeved with the bogie anti-rolling torsion bar 4.

[0049] Preferably, the second horizontal adjusting assembly 22 is provided with a first locking piece 25 for locking the relative position of the first adjusting platform 213 and the second adjusting platform 222, and the vertical adjusting assembly 23 is provided with a second locking piece 26 for locking the relative position of the fixed block and the adjusting rod, so that after the sleeve support 24 is adjusted in a standard state through a standard bush, the vertical and horizontal radial positions of the sleeve support 24 are locked, the sleeve support 24 can only move in the axial direction, and the coaxiality of the connecting bush 5 on the sleeve support 24 and the bogie anti-rolling torsion bar 4 on the alignment part 1 is ensured.

[0050] Generally, the sleeve support 24 is provided with a placing groove, which is a circular arc groove, for placing the connecting bush 5, and the sleeve support 24 is made of special manganese steel, which can effectively reduce the temperature drop of the bush.

[0051] The fixed plate 11 is provided with a pad 112 on the side close to the alignment part 2, and the sleeve support 24 is provided with a positioning plate 241 on the end away from the fixed plate 11, the limiting size of the connecting bush 5 after being installed on the shaft end can be adjusted by arranging the pads 112 with different thicknesses, the connecting bush 5 is sleeved on the bogie anti-rolling torsion bar 4 and is pushed to contact the pad 112 under the pushing action of the positioning plate 241 after being sleeved on the bogie anti-rolling torsion bar 4, so that the connecting bush 5 is installed at a process required position, and the pads 112 with different thicknesses can also adapt to bogie anti-rolling torsion bars of different vehicle models.

[0052] Embodiment four

[0053] As Figure 6 shown, Figure 6Process flow chart for adopting the positioning device for hot mounting process of connecting bushing of anti-roll torsion bar of bogie.

[0054] The specific hot mounting process of the utility model comprises the following steps:

[0055] S1, preparation stage;

[0056] Fill in the work order, check whether the tools are normal, place the anti-roll torsion bar 4 to be assembled on the assembly station, determine the part number, and complete the preparation stage.

[0057] S2, installation stage;

[0058] Place the positioning part 1 on the anti-roll torsion bar 4 to be assembled, make the first guide groove 111 and the second guide groove 151 clamped and fixed on the anti-roll torsion bar 4, adjust the position of the clamping plate 12, make the positioning part 1 clamp the rocker arm, and make the coaxiality of the positioning part 1 and the anti-roll torsion bar 4 within the standard range.

[0059] S3, standard position acquisition stage;

[0060] Place the standard bushing on the sleeve support 24, adjust the posture of the sleeve support 24 until the standard bushing is aligned with the anti-roll torsion bar 4 to be assembled, select the thickness of the limiting gasket so that the standard bushing is installed at the standard position of the anti-roll torsion bar 4, after assembling the standard bushing, move the sleeve support 24 back and forth along the anti-roll torsion bar 4, if there is no jamming phenomenon in the process, the posture of the sleeve support 24 can be fixed, the standard bushing is removed and placed back to the original position.

[0061] S4, bushing assembly stage;

[0062] Take out the connecting bushing 5 to be assembled, heat the connecting bushing 5 to 500 DEG C, take out the heated connecting bushing 5 and quickly place it on the sleeve support 24, move the sleeve support 24 along the anti-roll torsion bar 4 to sleeve the connecting bushing 5 on the anti-roll torsion bar 4 and push it to contact with the pad 112, and wait for the temperature of the connecting bushing 5 to reduce to room temperature.

[0063] S5, verification stage;

[0064] Check the assembly condition, if the assembly is qualified, mark it as qualified and send it to the next station, if the assembly is unqualified, the installed bushing needs to be removed and reworked.

[0065] The utility model discloses can overcome the present artificial mode cannot to heart, rework rate and so on disadvantage, and only needs 1 operating personnel to complete all hot dress operation, on the repair time, shortens to only 360min per standard group from original 1920min per standard group, on the repair technology, make the bushing hot dress more efficient, and the hot dress quality is higher to make up the defect that the present repair frock cannot guarantee the coaxiality of bushing.

[0066] The above merely describes the preferred embodiments of the utility model, which are merely illustrative but not restrictive for the utility model. The skilled person understands that many changes, modifications and even equivalents can be made to the utility model within the spirit and scope defined by the claims of the utility model, but all will fall within the protection scope of the utility model.

Claims

1. A positioning device for a hot-fitting process of a side- roll-resisting torsion bar connecting bushing of a bogie, characterized in that The connecting frame comprises a first horizontal plate, a second horizontal plate and a connecting plate, the extension directions of the first horizontal plate and the second horizontal plate are arranged in parallel, and the connecting plate is vertically connected at the ends of the first horizontal plate and the second horizontal plate respectively, thereby forming a Z-shaped connecting frame, the positioning part is fixedly arranged on the first horizontal plate, and the alignment part is fixedly arranged on the second horizontal plate. The connecting frame is symmetrically arranged in two, and the ends of the connecting frame are connected through a mounting plate, the positioning part is fixedly arranged between the two first horizontal plates, and the alignment part is fixedly arranged between the two second horizontal plates.

2. The positioning device for hot-fitting a bushing for a side-roll-resistant-torsion- bar connection of a bogie according to claim 1, characterized in that The positioning part comprises a fixing plate, a clamping plate, a clamping adjusting assembly, an adjusting plate and a guide plate, the adjusting plate is fixedly arranged between the two first horizontal plates, the fixing plate and the guide plate are arranged at the two ends of the adjusting plate respectively, the fixing plate is arranged corresponding to the connecting plate, the clamping adjusting assembly is fixedly arranged on the adjusting plate, the fixing plate, the clamping plate and the guide plate are arranged in parallel, the clamping plate is connected with the clamping adjusting assembly, the clamping adjusting assembly drives the clamping plate to move in a direction perpendicular to the clamping plate, the clamping plate is arranged between the fixing plate and the guide plate, and the swing arm of the bogie anti-roll torsion bar is arranged between the fixing plate and the clamping plate.

3. The positioning device for hot-fitting a bushing for a side-roll-resistant-torsion- bar connection of a bogie according to claim 2, characterized in that A first guide groove is arranged on the fixing plate, a second guide groove is arranged on the guide plate, and a avoiding groove is arranged on the clamping plate, the first guide groove and the second guide groove are arranged in the form of circular arc, the first guide groove and the second guide groove are coaxially arranged, the axial direction of the first guide groove is consistent with the adjusting direction of the clamping adjusting assembly to the clamping plate, and the bogie anti-roll torsion bar is arranged in the first guide groove, the second guide groove and the avoiding groove.

4. The positioning device for hot-fitting a bushing for a side-roll-resistant-torsion- bar connection of a bogie according to claim 3, characterized in that The clamping adjusting assembly comprises a clamping screw and a clamping block, one end of the clamping screw penetrates through the guide plate and is fixedly provided with a rotating disc, the other end is rotationally connected to the adjusting plate, the clamping screw is rotationally connected to the guide plate, the clamping screw is threadedly connected to the clamping block, and the clamping plate is fixedly arranged on the clamping block.

5. The positioning device for hot-fitting a bushing for a side-roll-resistant-torsion- bar connection of a bogie according to claim 3, characterized in that The alignment part comprises a first horizontal adjusting assembly, a second horizontal adjusting assembly, a vertical adjusting assembly and a sleeve support, the sleeve support is movably connected to the vertical adjusting assembly through a universal ball head, the connecting bushing is arranged on the sleeve support, the vertical adjusting assembly is arranged on the second horizontal adjusting assembly, the vertical adjusting assembly drives the sleeve support to adjust and move in the vertical direction, the second horizontal adjusting assembly is arranged on the first horizontal adjusting assembly, and the first horizontal adjusting assembly and the second horizontal adjusting assembly drive the sleeve support to adjust and move in the horizontal direction.

6. The positioning device for hot-fitting a bushing for a side-roll-resistant-torsion- bar connection of a bogie according to claim 3, characterized in that ​ 7. The positioning device for hot-fitting a truck roll control link bushing process as described in claim 6, wherein, The first horizontal adjusting assembly comprises a guide cross plate, a first horizontal adjusting guide rail and a first adjusting platform, the guide cross plate is fixedly arranged on the second cross plate, the first horizontal adjusting guide rail is arranged on the guide cross plate, and the extension directions of the guide cross plate, the second cross plate and the first horizontal adjusting guide rail are consistent, the first adjusting platform is in sliding connection with the first horizontal adjusting guide rail, and the second horizontal adjusting assembly is fixedly arranged on the first adjusting platform.

8. The positioning device for hot-fitting a truck roll control link bushing process of claim 7 wherein, The second horizontal adjusting assembly comprises a second horizontal adjusting guide rail and a second adjusting platform, the second horizontal adjusting guide rail is fixedly arranged at the bottom of the first adjusting platform, the second adjusting platform is in sliding connection with the second horizontal adjusting guide rail, the vertical adjusting assembly is fixedly arranged on the second adjusting platform, the first adjusting platform and the second adjusting platform are both provided with through holes, and the vertical adjusting assembly is connected with the universal ball head through the through holes.

9. The positioning device for hot-fitting a truck roll control link bushing process of claim 8 wherein, The first horizontal adjusting guide rail and the second horizontal adjusting guide rail both horizontally extend, and the extension directions of the first horizontal adjusting guide rail and the second horizontal adjusting guide rail are arranged in perpendicular.

10. The positioning device for hot-fitting a truck roll control link bushing process of claim 9 wherein, The vertical adjusting assembly comprises a fixed block and an adjusting rod, the fixed block is fixedly arranged on the second adjusting platform, the adjusting rod is in threaded connection with the fixed block, and the adjusting rod is vertically arranged, and the top end of the adjusting rod is fixedly connected with the universal ball head.

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