CN208427907U - A kind of high-speed train body side wall is from overturning controllable grip device - Google Patents

Abstract

The utility model relates to a kind of high-speed train body side walls from controllable grip device is overturn, and belong to mechanical engineering positioning clamping device technical field, and device includes chassis, flexible jig device, from turnover device；Chassis is for installing flexible jig device and from turnover device, including bottom beam and two columns；Flexible jig device includes positioning device and clamping device, and for clamping in the positioning of side wall bottom surface and side wall top surface, flexible jig device is set on chassis；It include top lift mobile device and bottom mobile device from turnover device, top lift mobile device is set on the top guide rail between column, is promoted for realizing side wall and mobile, bottom mobile device is set on bottom beam, for driving wall to move along bottom beam.The utility model can be realized automatic turning after the completion of one side is welded and carry out another side welding, while can adaptively adjust positioning according to the different situations of welding operation and clamp, and reduce time and cost, and reduce the risk of original side wall manual overturning.

Description

A kind of high-speed train body side wall is from overturning controllable grip device

Technical field

The utility model relates to a kind of high-speed train body side walls to overturn controllable grip device, especially a kind of high speed certainly To the fixture of side wall positioning, clamping and overturning one in the welding process of train body side wall front and back sides, belong to mechanical engineering positioning Clamping device technical field.

Background technique

In recent years, bullet train achieves huge development in China, promotes national economy rapid growth.Side wall is group At the critical component of high-speed train body, in the welding process, since side wall is very long, welding quality is affected by fixture. Sidewall welding quality directly influences the major issues such as the traffic safety of bullet train, service life, therefore fixture is welded in side wall It is extremely important in termination process.

Currently, High Speed Train in China vehicle body side wall is in the welding process, two sleeve clamps is needed to carry out front and back sides weld seam respectively Welding, after the completion of face weld seam welding, side wall integrally needs to be placed into progress another side weld seam weldering on another sleeve clamp after overturning It connects.In side wall switching process, is generally hung and turned using overhead traveling crane, the clamping of no fixture, therefore there is working efficiencies low, side wall deformation The deficiencies of big.Chinese patent document (application number 201710698814.0) discloses a kind of weldering of high-speed train body side wall front and back sides Turnover fixture and working method, including side wall positioning mechanism, active turnover mechanism, passive turnover mechanism are connect, wherein side wall positions Mechanism is circle for fixing vehicle body side wall, side wall positioning mechanism outer edge contour, and side wall positioning mechanism outer rim is equipped with gear；Actively For turnover mechanism for overturning side wall positioning mechanism, passive turnover mechanism is used to support side wall positioning mechanism, active turnover mechanism, quilt Dynamic turnover mechanism is equipped with pinion gear, and side wall positioning mechanism two sides pass through gear engagement and active turnover mechanism and passive tipper Structure connection.The fixture that the program provides realizes turn over function, ensure that switching process part clamp position, avoids original side Wall manual overturning without fixture clamp under to increased welding deformation additional in weld seam strength damage and switching process, but due to use Be two and half gears engagement realize positioning and clamping, therefore positioning can not be adjusted according to side-wall welding deformation situation.

The overturning for being able to achieve similar sidewall structure and the design of controllable fixture are not found through the literature search to the prior art, In this case, researching and designing, which goes out a kind of high-speed train body side wall, just seems meaning weight from overturning controllable grip device Greatly.

Summary of the invention

In view of the deficiencies of the prior art, the utility model provides a kind of high-speed train body side wall from overturning controllable fixture Device.

The technical solution of the utility model is as follows:

A kind of high-speed train body side wall controllable grip device of overturning, including chassis, flexible jig device, certainly overturning certainly Device；

Chassis is used to install flexible jig device and from turnover device, chassis includes bottom beam and two columns, two columns Between be equipped with top guide rail；

Flexible jig device includes positioning device and clamping device, and positioning device is used to position in side wall bottom surface, clamps dress It sets for being clamped in side wall top surface, flexible jig device is set on the bottom beam of chassis；

Include top lift mobile device and bottom mobile device from turnover device, overturn from turnover device for side wall, Top lift mobile device is located at the top on guide rail, and top lift mobile device is promoted for realizing side wall side and led along top Rail is mobile to the other side, makes side wall become to stand vertically state from horizontality, bottom mobile device is set on bottom beam, and bottom is moved Dynamic device is for driving wall to move along bottom beam.

Chassis provides support, the positioning and clamping of opposite side wall is realized by flexible jig device, by realizing from turnover device The overturning of opposite side wall.

Preferred according to the utility model, bottom beam includes two stringers, two crossbeams, two crossbeams be located at two stringers it Between, rectangular frame is formed, is equipped with rolling wheel guide rails and motor sliding block guide rail, rolling wheel guide rails and motor sliding block guide rail between two stringers It is arranged in parallel with crossbeam.

It is further preferred that the positioning device of flexible jig device includes hydraulic cylinder, active positioning block, active positioning block Positioned at the top of the piston end of hydraulic cylinder, hydraulic cylinder is located on crossbeam；Clamping device includes Hydraulic Clamping Mechanism, level Arm, vertical pivoted arm, vertical pivoted arm are set on bottom beam, and vertical pivoted arm is connected with horizontal arm one end, the horizontal arm other end and hydraulic clip Tight mechanism is connected.Active positioning block and side wall following table face contact, can by hydraulic cylinder it is flexible come adapt to side wall curved surface, into Row adaptive location and adjustment.Hydraulic Clamping Mechanism is contacted with side wall upper surface, is clamped by flexible realize of itself piston, horizontal Arm connects Hydraulic Clamping Mechanism and vertical pivoted arm, and vertical pivoted arm can rotate 90 ° or more, drives clamping device unitary rotation, just It is taken out in placing side wall part before welding and welding back side wall weldment.After overturning is completed in side wall one side welding, table in original Face becomes lower surface, and positioning device and clamping device can be adjusted repositioning and clamping according to positioning surface.

It is further preferred that top lift mobile device includes servo motor, servo motor output shaft by shaft coupling with Lead screw one end is connected, and nut slider is arranged on lead screw, and nut slider is equipped with cylinder sleeve, and cylinder sleeve one end is connected with Lift cylinder, the end of the piston end of lift cylinder are equipped with top fixture block, and top fixture block is for clamping vehicle body side wall, top fixture block It is contacted by itself two inner face with two surface of side wall in side wall switching process, realizes side wall clamping；Servo motor rotation, passes through Shaft coupling drives lead screw rotation, and the nut slider and lead screw on lead screw form ball-screw, and the rotary motion of lead screw is converted into spiral shell The linear motion of female sliding block, so as to move back and forth nut slider between two columns；The lead screw other end passes through bearing block It is connected with top guide rail；

Bottom mobile device includes mobile motor, and mobile motor output shaft is connected by shaft coupling with roller unit, idler wheel Unit is located on rolling wheel guide rails, bottom end fixture block is equipped with above roller unit, bottom end fixture block is for clamping vehicle body side wall；Mobile motor Motor sliding block is had, motor sliding block is located on motor sliding block guide rail.Mobile motor rotation is connected to idler wheel by shaft coupling and turns Axis drives roller unit to roll on rolling wheel guide rails, to make bottom end fixture block that can hold wall linear movement.

It is further preferred that servo motor is connected by electric machine support with top guide rail.

It is further preferred that roller unit includes driving roller group and passive roller group, shaft coupling and driving roller group phase Even, bottom movable block is equipped between driving roller group and passive roller group, bottom movable block passes through bearing and driving roller group, quilt Dynamic roller group connection, bottom movable block steadily moves when idler wheel rolls, and bottom movable block is connected with bottom end fixture block.

It is further preferred that driving roller group and passive roller group respectively include two idler wheels.Main passive roller component It is not made of two idler wheels, driving roller group rotates under mobile motor drive, drives passive roller group to rotate together, makes to roll It is more steady.

It is further preferred that the end of the piston end of lift cylinder is connect by pin with top fixture block；Bottom movable block is logical Pin is crossed to be connected with bottom end fixture block.Top fixture block and bottom end fixture block pass through itself two inner face and contact with two surface of side wall, in side wall Clamping is realized in switching process.After top fixture block clamps wall side, with the enhancing action to wall, pin can be such that top presss from both sides Block adapts to generate relative displacement with wall；The pin of bottom plays same purpose.

It is further preferred that being equipped with pivoted arm sleeve on the outside of stringer, vertical pivoted arm is set in pivoted arm sleeve.

It is further preferred that the quantity of hydraulic cylinder is at least two.It can be according to the size actual design hydraulic oil of wall The quantity of the quantity of cylinder, the more big required hydraulic cylinder of wall is more, positions also finer and smoother.

It is further preferred that between stringer and crossbeam, between rolling wheel guide rails and stringer, between motor sliding block guide rail and stringer It is to be welded to connect.Stringer, crossbeam, column and top guide rail are welded together to form frame structure.

Invention mechanism: the utility model on more than 20 meters of long side walls by arranging that more sets are filled from controllable fixture is overturn It sets, it is real using being acted on simultaneously from turnover device and flexible jig device for every sleeve clamp device after the completion of side wall one side is welded Existing side wall overturning, clamps reorientation again, to carry out another side welding.From turnover device by top lift mobile device and bottom Portion's mobile device is constituted, and is clamped respectively by the top fixture block of top lift mobile device and the bottom end fixture block of bottom mobile device The side of two surfaces of side wall two sides, first bottom mobile device clamping side wall remains stationary, and is pressed from both sides by top lift mobile device The side wall other side is handled, the side wall side height is promoted, and the side clamped to bottom mobile device is mobile, when side wall is completely in When standing vertically state, top lift mobile device is no longer moved.Then bottom mobile device pushes under mobile motor drive Side wall bottom is mobile to opposite side, while the side wall of clamping is put down by the lift cylinder of top lift mobile device, directly Side wall is pushed to completely arrive at opposite side to bottom mobile device, top lift mobile device completely puts down the side wall of clamping, Side wall is in horizontality.Last flexible jig device is adjusted by positioning device and clamping device, is realized to after side wall overturning It relocates and clamps again, then opposite side wall top face is welded.The arrangement achieves after the complete one side of sidewall welding, pass through own device It overturn and is relocated, clamped again, then weld another side again, carry out single-sided welding respectively compared to existing two sleeve clamp, and And one side welding completes that artificial overturning is needed to weld another side again, reduces fixture cost, improves overturning reliability.

Using above-mentioned high-speed train body side wall from when overturning the work of controllable grip device, comprise the following steps that

(1) before welding, the clamping device of flexible jig device is laterally rotated 90 °；Feeding, by car body side to be welded Each part of wall is placed in the positioning device of lower section；

(2) clamping device turns round, and side wall upper surface is clamped, and carries out the welding of four weld seams in side wall upper surface；

(3) after the completion of the welding of side wall upper surface, clamping device rotates 90 ° and shifts to outside, from the top lift of turnover device The top fixture block of mobile device clamps side wall side, and lift cylinder promotes side wall side, while passing through lead screw and nut slider Mobile to the other side, the bottom end fixture block of bottom mobile device clamps the side wall other side and remains stationary；

(4) top lift mobile device is promoted and movable side wall is in state, lift piston is stood vertically completely Maximum collapse position, the bottom mobile device clamping side wall other side remain stationary；

(5) bottom mobile device pushes the side wall other side mobile to relative direction, while top lift mobile device is kept Side wall horizontal direction position is constant, is only extended by lift piston and puts down the side wall side of clamping；

(6) bottom mobile device pushes side wall to reach the other side, and lift piston is in maximum elongation position, at side wall In horizontal position, overturning is realized, in flexible jig device, the hydraulic cylinder of positioning device and the hydraulic clamp machine of clamping device Structure is adjusted according to side wall curved surface, is carried out positioning and clamping to side wall again, is then welded；After the completion of welding, open Clamping device removes side wall, resets from the top lift mobile device and bottom mobile device of turnover device, carries out next side wall Welding.

The utility model has the beneficial effects that:

The utility model can replace existing high-speed train body sidewall welding from the controllable grip device of overturning Front fixture and reverse side fixture can be realized automatic turning after the completion of one side is welded and carry out another side welding, while can basis The different situations of welding operation adaptively adjust positioning and clamping every time, reduce using when side wall overturning is shifted when two sleeve clamps Between and fixture cost, and reduce the risk of original side wall manual overturning, improve overturning reliability.

Detailed description of the invention

Fig. 1 is that high-speed train body side wall overturns controllable grip device general assembly drawing certainly；

Fig. 2 is Undercarriage structure figure；

Fig. 3 is flexible jig structure drawing of device；

Fig. 4 is from turnover device structure chart；

Fig. 5 is top lift mobile device structure chart；

Fig. 6 is bottom mobile device structure chart；

Fig. 7 is feeding figure before welding；

Fig. 8 is side wall one side welding figure；

Fig. 9 is side wall switching process state diagram；

Figure 10 is that side wall is overturn to standing vertically state figure；

Figure 11 is the mobile rollover states figure in side wall bottom；

Figure 12 is that side wall is totally turned over rear welded condition figure；

Appended drawing reference:

1, chassis 1-1, stringer A 1-2, stringer B 1-3, crossbeam A 1-4, motor sliding block guide rail 1-5, rolling wheel guide rails 1- 6, crossbeam B 1-7, column A 1-8, column B 1-9, top guide rail 1-10, pivoted arm sleeve；

2, flexible jig device 2-1, positioning device 2-2, clamping device

2-1-1, hydraulic cylinder 2-1-2, active positioning block

2-2-1, Hydraulic Clamping Mechanism 2-2-2, horizontal arm 2-2-3, vertical pivoted arm；

3, from turnover device 3-1, top lift mobile device 3-2, bottom mobile device

3-1-1, servo motor 3-1-2, electric machine support 3-1-3, shaft coupling 3-1-4, lead screw 3-1-5, nut slider 3-1-6, bearing block 3-1-7, cylinder sleeve 3-1-8, lift cylinder 3-1-9, top fixture block；

3-2-1, mobile motor 3-2-2, motor sliding block 3-2-3, shaft coupling 3-2-4, driving roller group 3-2-5, quilt Dynamic roller group 3-2-6, bottom movable block 3-2-7, bottom end fixture block.

Specific embodiment

The utility model is described further by way of example and in conjunction with the accompanying drawings, but not limited to this.

Embodiment 1:

A kind of high-speed train body side wall is from overturning controllable grip device, including chassis 1, flexible jig device 2, turns over certainly Rotary device 3.

Chassis 1 is used to install flexible jig device and from turnover device, chassis includes bottom beam and two columns, such as Fig. 2 institute The column A 1-4 and column B 1-8 shown is equipped with guide rail 1-9 in top between two columns.

Flexible jig device 2 includes positioning device 2-1 and clamping device 2-2, and positioning device is used to position in side wall bottom surface, Clamping device is used to clamp in side wall top surface, and flexible jig device is set on the bottom beam of chassis.

Include top lift mobile device 3-1 and bottom mobile device 3-2 from turnover device 3, is used for side from turnover device Wall overturning, top lift mobile device 3-1 are located at the top on guide rail 1-9, and top lift mobile device is for realizing side wall side It is promoted and is moved along top guide rail to the other side, make side wall become to stand vertically state from horizontality, bottom mobile device is set In on bottom beam, bottom mobile device is for driving wall to move along bottom beam.

Chassis provides support, the positioning and clamping of opposite side wall is realized by flexible jig device, by realizing from turnover device The overturning of opposite side wall.

Embodiment 2:

From controllable grip device is overturn, structure is as described in Example 1, different for a kind of high-speed train body side wall It is that bottom beam includes two stringers, two crossbeams, as shown in Fig. 2, crossbeam A 1-3 and crossbeam B 1-6 is located at stringer A 1-1 and indulges Between beam B1-2, rectangular frame is formed, is equipped with rolling wheel guide rails 1-5 and motor sliding block guide rail 1-4, rolling wheel guide rails between two stringers It is arranged in parallel with motor sliding block guide rail with crossbeam.

Embodiment 3:

From controllable grip device is overturn, structure is as described in Example 1, different for a kind of high-speed train body side wall It is that the positioning device 2-1 of flexible jig device 2 includes hydraulic cylinder 2-1-1, active positioning block 2-1-2, active positioning block 2-1- 2 are located at the top of the piston end of hydraulic cylinder, and hydraulic cylinder 2-1-1 is located on crossbeam A 1-3, as shown in Figure 3；Clamping device 2- 2 include Hydraulic Clamping Mechanism 2-2-1, horizontal arm 2-2-2, vertical pivoted arm 2-2-3, and vertical pivoted arm 2-2-3 is set on bottom beam, vertically Pivoted arm 2-2-3 is connected with the one end horizontal arm 2-2-2, and the horizontal arm 2-2-2 other end is connected with Hydraulic Clamping Mechanism 2-2-1.Activity Locating piece and side wall following table face contact, can by hydraulic cylinder it is flexible come adapt to side wall curved surface, carry out adaptive location and Adjustment.Hydraulic Clamping Mechanism is contacted with side wall upper surface, is clamped by flexible realize of itself piston, horizontal arm connects hydraulic clamp Mechanism and vertical pivoted arm, vertical pivoted arm can rotate 90 ° or more, clamping device unitary rotation be driven, convenient for placing before welding Side wall part and welding back side wall weldment take out.After overturning is completed in side wall one side welding, former upper surface becomes lower surface, fixed Position device and clamping device can be adjusted repositioning and clamping according to positioning surface.

Embodiment 4:

From controllable grip device is overturn, structure is as described in Example 1, different for a kind of high-speed train body side wall It is that top lift mobile device 3-1 includes servo motor 3-1-1, servo motor output shaft passes through shaft coupling 3-1-3 and lead screw 3- The one end 1-4 is connected, and nut slider 3-1-5 is arranged on lead screw, and nut slider 3-1-5 is equipped with cylinder sleeve 3-1-7, oil cylinder set The one end cylinder 3-1-7 is connected with lift cylinder 3-1-8, and the end of the piston end of lift cylinder 3-1-8 is equipped with top fixture block 3-1- 9, top fixture block passes through itself two inner face and two surface of side wall for clamping vehicle body side wall, top fixture block in side wall switching process Side wall clamping is realized in contact；Servo motor rotation drives lead screw rotation, nut slider and lead screw on lead screw by shaft coupling Ball-screw is formed, the rotary motion of lead screw is converted into the linear motion of nut slider, so as to keep nut slider vertical at two Move back and forth between column；The lead screw 3-1-4 other end is connected by bearing block 3-1-6 with top guide rail 1-9, as shown in Figure 5.Lead screw Between nut slider, by the linear motion for being changed into nut slider of lead screw, rotary motion becomes horizontal movement and is The common roller screw principle of machinery field.

Bottom mobile device 3-2 includes mobile motor 3-2-1, and mobile motor output shaft passes through shaft coupling 3-2-3 and idler wheel Unit is connected, and roller unit is located on rolling wheel guide rails 1-5, and bottom end fixture block 3-2-7, bottom end fixture block 3-2- are equipped with above roller unit 7 for clamping vehicle body side wall；Mobile motor 3-2-1 has motor sliding block 3-2-2, and motor sliding block 3-2-2 is located at motor sliding block On guide rail 1-4.Mobile motor rotation is connected to roller wheel shaft by shaft coupling, roller unit is driven to roll on rolling wheel guide rails, To make bottom end fixture block that can hold wall linear movement, as shown in Figure 6.

When being worked using high-speed train body side wall described in the present embodiment from the controllable grip device of overturning, including step It is as follows:

(1) before welding, the clamping device 2-2 of flexible jig device 2 is laterally rotated 90 °, feeding, by vehicle to be welded Wall each part in side is placed on the positioning device 2-1 of lower section, as shown in Figure 7；

(2) clamping device 2-2 is turned round, and side wall upper surface is clamped, and is carried out the welding of four weld seams in side wall upper surface, is such as schemed Shown in 8；

(3) after the completion of the welding of side wall upper surface, clamping device 2-2 rotates 90 ° and shifts to outside, from the top of turnover device 3 The top fixture block 3-1-9 for promoting mobile device 3-1 clamps side wall side, and lift cylinder 3-1-8 promotes side wall side, leads to simultaneously It is mobile to the other side to cross lead screw 3-1-4 and nut slider 3-1-5, the bottom end fixture block 3-2-7 of bottom mobile device 3-2 clamps side The wall other side remains stationary, as shown in Figure 9；

(4) top lift mobile device 3-1 is promoted and movable side wall to standing vertically state, lift cylinder 3-1-8 completely Piston is in maximum collapse position, and the bottom mobile device 3-2 clamping side wall other side remains stationary, as shown in Figure 10；

(5) mobile device 3-2 in bottom pushes the side wall other side mobile to relative direction, while top lift mobile device 3- 1 keeps side wall horizontal direction position constant, is only extended by lift cylinder 3-1-8 piston and puts down the side wall side of clamping, such as Shown in Figure 11；

(6) mobile device 3-2 in bottom pushes side wall to reach the other side, and lift cylinder 3-1-8 piston is in maximum elongation position It sets, side wall is in a horizontal position, realize overturning, in flexible jig device 2, the hydraulic cylinder 2-1-1 and folder of positioning device 2-1 The Hydraulic Clamping Mechanism 2-2-1 of tight device 2-2 is adjusted according to side wall curved surface, carries out positioning and clamping to side wall again, so After welded.After the completion of welding, clamping device 2-2 is opened, side wall is removed, from the top lift mobile device of turnover device 3 3-1 and bottom mobile device 3-2 resets, and carries out next sidewall welding, as shown in figure 12.

Embodiment 5:

From controllable grip device is overturn, structure is as described in Example 4, different for a kind of high-speed train body side wall It is that servo motor 3-1-1 is connected by electric machine support 3-1-2 with top guide rail 1-9.

Embodiment 6:

From controllable grip device is overturn, structure is as described in Example 4, different for a kind of high-speed train body side wall It is that roller unit includes driving roller group 3-2-4 and passive roller group 3-2-5, shaft coupling 3-2-3 and driving roller group 3-2-4 It is connected, bottom movable block 3-2-6, bottom movable block 3-2-6 is equipped between driving roller group 3-2-4 and passive roller group 3-2-5 It is connect by bearing with driving roller group, passive roller group, bottom movable block steadily moves when idler wheel rolls, bottom movable block 3- 2-6 is connected with bottom end fixture block 3-2-7, as shown in Figure 6.

Embodiment 7:

From controllable grip device is overturn, structure is as described in Example 6, different for a kind of high-speed train body side wall It is that driving roller group and passive roller group respectively include two idler wheels, as shown in Figure 6.Main passive roller group is respectively by two Idler wheel composition, driving roller group rotate under mobile motor drive, and passive roller group is driven to rotate together, and make to roll more flat Surely.

Embodiment 8:

From controllable grip device is overturn, structure is as described in Example 4, different for a kind of high-speed train body side wall It is that the end of the piston end of lift cylinder is connect by pin with top fixture block, as shown in Figure 5；Bottom movable block passes through pin and bottom Fixture block is held to be connected, as shown in Figure 6.Top fixture block and bottom end fixture block pass through itself two inner face and contact with two surface of side wall, in side Clamping is realized in wall switching process.After top fixture block clamps wall side, with the enhancing action to wall, pin can make top Fixture block adapts to generate relative displacement with wall；The pin of bottom plays same purpose.

Embodiment 9:

From controllable grip device is overturn, structure is as described in Example 3, different for a kind of high-speed train body side wall It is that pivoted arm sleeve 1-10 is equipped on the outside of stringer, vertical pivoted arm 2-2-3 is set in pivoted arm sleeve 1-10.

Embodiment 10:

From controllable grip device is overturn, structure is as described in Example 3, different for a kind of high-speed train body side wall It is that the quantity of hydraulic cylinder 2-1-1 is at least two.It can be according to the quantity of the size actual design hydraulic cylinder of wall, wall The quantity of more big required hydraulic cylinder is more, positions also finer and smoother.

Embodiment 11:

From controllable grip device is overturn, structure is as described in Example 2, different for a kind of high-speed train body side wall Being is to be welded to connect between stringer and crossbeam, between rolling wheel guide rails and stringer, between motor sliding block guide rail and stringer.Stringer, Crossbeam, column and top guide rail are welded together to form frame structure.

Claims (10)

1. a kind of high-speed train body side wall overturns controllable grip device certainly, which is characterized in that filled including chassis, flexible jig It sets, from turnover device；

For chassis for installing flexible jig device and from turnover device, chassis includes bottom beam and two columns, between two columns Equipped with top guide rail；

Flexible jig device includes positioning device and clamping device, and positioning device is used to position in side wall bottom surface, and clamping device is used It is clamped in side wall top surface, flexible jig device is set on the bottom beam of chassis；

Include top lift mobile device and bottom mobile device from turnover device, is overturn from turnover device for side wall, top Promoted mobile device be located at the top on guide rail, top lift mobile device for realizing side wall side promoted and along top guide rail to The other side is mobile, and bottom mobile device is set on bottom beam, and bottom mobile device is for driving wall to move along bottom beam.

2. high-speed train body side wall according to claim 1 overturns controllable grip device certainly, which is characterized in that bottom beam Including two stringers, two crossbeams, two crossbeams are located between two stringers, and rolling wheel guide rails and motor are equipped between two stringers Slide block guide rail, rolling wheel guide rails and motor sliding block guide rail are arranged in parallel with crossbeam.

3. high-speed train body side wall according to claim 2 overturns controllable grip device certainly, which is characterized in that adjustable The positioning device of grip device includes hydraulic cylinder, active positioning block, and active positioning block is located at the top of the piston end of hydraulic cylinder End, hydraulic cylinder are located on crossbeam；Clamping device includes Hydraulic Clamping Mechanism, horizontal arm, vertical pivoted arm, and vertical pivoted arm is set to bottom Liang Shang, vertical pivoted arm are connected with horizontal arm one end, and the horizontal arm other end is connected with Hydraulic Clamping Mechanism.

4. high-speed train body side wall according to claim 3 overturns controllable grip device certainly, which is characterized in that top Promoting mobile device includes servo motor, and servo motor output shaft is connected with lead screw one end by shaft coupling, is arranged on lead screw Nut slider, nut slider are equipped with cylinder sleeve, and cylinder sleeve one end is connected with lift cylinder, the piston end of lift cylinder End be equipped with top fixture block, for top fixture block for clamping vehicle body side wall, the lead screw other end passes through bearing block and top guide rail phase Even；

Bottom mobile device includes mobile motor, and mobile motor output shaft is connected by shaft coupling with roller unit, roller unit On rolling wheel guide rails, bottom end fixture block is equipped with above roller unit, bottom end fixture block is for clamping vehicle body side wall；Mobile motor is divided into There is motor sliding block, motor sliding block is located on motor sliding block guide rail.

5. high-speed train body side wall according to claim 4 overturns controllable grip device certainly, which is characterized in that servo Motor is connected by electric machine support with top guide rail.

6. high-speed train body side wall according to claim 4 overturns controllable grip device certainly, which is characterized in that idler wheel Unit includes driving roller group and passive roller group, and shaft coupling is connected with driving roller group, driving roller group and passive roller group Between be equipped with bottom movable block, bottom movable block is connect by bearing with driving roller group, passive roller group, bottom movable block and Bottom end fixture block is connected.

7. high-speed train body side wall according to claim 6 overturns controllable grip device certainly, which is characterized in that actively Roller group and passive roller group respectively include two idler wheels.

8. high-speed train body side wall according to claim 4 overturns controllable grip device certainly, which is characterized in that promoted The end of the piston end of oil cylinder is connect by pin with top fixture block；Bottom movable block is connected by pin with bottom end fixture block.

9. high-speed train body side wall according to claim 3 overturns controllable grip device certainly, which is characterized in that stringer Outside is equipped with pivoted arm sleeve, and vertical pivoted arm is set in pivoted arm sleeve.

10. high-speed train body side wall according to claim 3 overturns controllable grip device certainly, which is characterized in that liquid The quantity of compressing cylinder is at least two.