CN211680773U - Assembling device of bogie cross support equipment - Google Patents
Assembling device of bogie cross support equipment Download PDFInfo
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- CN211680773U CN211680773U CN201921984427.4U CN201921984427U CN211680773U CN 211680773 U CN211680773 U CN 211680773U CN 201921984427 U CN201921984427 U CN 201921984427U CN 211680773 U CN211680773 U CN 211680773U
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- 229910000831 Steel Inorganic materials 0.000 claims description 6
- 239000010959 steel Substances 0.000 claims description 6
- 230000000712 assembly Effects 0.000 claims description 2
- 238000000429 assembly Methods 0.000 claims description 2
- 238000009434 installation Methods 0.000 description 11
- 230000005012 migration Effects 0.000 description 3
- 238000013508 migration Methods 0.000 description 3
- 238000005034 decoration Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 229910003460 diamond Inorganic materials 0.000 description 2
- 239000010432 diamond Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 1
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- 238000000034 method Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
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Abstract
The utility model discloses an assembling device of bogie cross bracing equipment, which comprises a bearing sliding unit, a driving unit and a telescopic bracing unit; the bearing sliding unit is arranged to be horizontally connected with the bogie in a sliding mode from the bottoms of the side plates on the two sides of the bogie; the driving unit is arranged to drive the side plate supporting seats on the two sides of the bogie outwards to be expanded outwards; the telescopic supporting unit is arranged to be capable of stretching up and down, and can support the cross supporting equipment below the bogie. The utility model discloses an assembly quality has been improved to assembly quality that can make the accurate location of cross bracing equipment and install on the supporting seat of bogie below.
Description
Technical Field
The utility model relates to an assembly quality of bogie cross bracing equipment.
Background
The bogie is a core part of the railway vehicle structure, and the diamond resistance of the bogie can be an important balance beam standard of the bogie quality. In the prior art, the diamond resistance of the bogie is improved by installing cross-bracing equipment under the bogie. The bogie comprises side plates on two sides and a swing bolster group in the middle, wherein supporting seats are arranged below the side plates on the two sides, and four corners of the cross supporting equipment are respectively installed on the corresponding supporting seats of the bogie. The assembly quality of the cross support equipment directly influences the driving safety of the bogie and is a key part on the bogie.
A large gap exists between a side plate of the bogie and the swing bolster group, and the side plate has a certain displacement on the swing bolster group. When the bogie is installed, the side plate supporting seats on the two sides of the bogie need to be moved outwards to be expanded, so that the cross supporting equipment with fixed size can be installed between the two side plate supporting seats. The operation needs the cooperation of a hoisting device and a plurality of persons, and can be completed by carrying out a plurality of operations. Therefore, the operation is complicated, the installation accuracy is not high, and the potential safety hazard exists for operators.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model aims at providing an assembly quality of bogie cross bracing equipment, it can improve installation effectiveness and installation quality. The utility model adopts the following technical scheme to realize the purpose.
The utility model discloses an assembly device of bogie cross bracing equipment, which comprises a bearing sliding unit, a driving unit and a telescopic supporting unit; the bearing sliding units are arranged to be horizontally connected with the bogie in a sliding mode from the bottoms of the side plates on the two sides of the bogie; the driving unit is arranged to drive the side plate supporting seats on the two sides of the bogie to be outwards expanded; the telescopic supporting unit is arranged to be capable of stretching up and down, and can support the cross supporting equipment below the bogie.
The utility model discloses in, the curb plate supporting seat of the outside drive bogie both sides of drive unit, two curb plates outwards slide on bearing the weight of the sliding element, make the curb plate supporting seat of both sides strut each other, provide the space for installing cross support equipment. The telescopic supporting unit pushes the cross supporting equipment from the bottom of the bogie to a corresponding height, so that four corners of the cross supporting equipment are respectively aligned to four mounting holes in a supporting seat of the side plate, and then the cross supporting equipment is mounted. The whole installation process is accurate in positioning, the bogie can be guaranteed to be always on the same horizontal plane, the cross support equipment and the installation surface of the support seat can be enabled to be on the same horizontal plane, and installation quality is improved. Furthermore, adopt the utility model discloses a device does not need the hoist and mount operation, has ensured operating personnel's safety.
According to the assembly device of the present invention, preferably, the bearing sliding units include at least two groups, which are respectively disposed below the side plates on both sides of the bogie; each group of bearing sliding units comprises supporting legs, ball assemblies and sleeve caps; the ball assembly is arranged on the top surface part of the supporting leg; the sleeve cap is sleeved on the top surface part of the supporting leg, is arranged to be in clearance fit with the top surface part of the supporting leg and can horizontally move along with the ball assembly.
The utility model discloses in, two sets of level that can keep the bogie of establishments that bear the weight of the slip unit. The utility model provides a horizontal migration can take place along with rolling on the ball subassembly at the apical plane portion of supporting leg to the cover cap suit. The side plate of the bogie is arranged on the upper surface of the sleeve cap and moves along with the horizontal movement of the sleeve cap. As an embodiment of the present invention, the bearing sliding units include two groups, each group of bearing sliding units includes two supporting legs, the top surface portion of each supporting leg is provided with a ball assembly and is sleeved with a cap, and the cap is in clearance fit with the top surface portion of the supporting leg; the two support legs are positioned at two ends below the side plate on the same side of the bogie.
According to the utility model discloses an assembly quality, preferably, the drive unit is cylinder or pneumatic cylinder. The utility model discloses in, drive unit is equipped with at least two sets ofly, locates the curb plate below of bogie both sides respectively, is used for following the bogie both sides and outwards drives the curb plate supporting seat and struts. The utility model discloses in, on the drive unit was fixed in the chassis of the curb plate below of bogie both sides, the chassis was fixed in on the ground. Preferably, the driving unit employs a cylinder. According to the utility model discloses an embodiment, drive unit includes two sets ofly, locates the curb plate below of bogie both sides respectively, is used for outwards driving the curb plate supporting seat from the bogie both sides and struts.
According to the utility model discloses an assembly quality, preferably, the side of the apical surface portion of supporting leg is equipped with the limiting plate, the limiting plate sets up the horizontal migration distance that can restrict the corresponding curb plate of bogie.
According to the assembly device of the present invention, preferably, the telescopic support unit includes a telescopic device support member, a telescopic support unit nut, a telescopic support unit screw rod and a telescopic support unit movable connecting member; the telescopic supporting unit nut is arranged on the telescopic equipment supporting piece, the telescopic supporting unit nut is in threaded connection with the telescopic supporting unit screw rod, and the telescopic supporting unit screw rod is connected to the bottom of the cross supporting equipment through the telescopic supporting unit movable connecting piece. The utility model discloses in, flexible support unit swing joint spare is lifted cross bracing equipment to bogie below from cross bracing equipment's bottom to adjust cross bracing equipment's height through rotating the bolt. The flexible connecting piece of the flexible supporting unit is preferably a pressing block, the pressing block is movably connected with the end part of the screw rod of the flexible supporting unit, and the pressing block and the screw rod of the flexible supporting unit relatively independently rotate. Therefore, when the screw of the telescopic supporting unit is rotated, the pressing block cannot influence the horizontal position of the cross supporting equipment, and the installation quality is improved.
According to the utility model discloses an embodiment, flexible support unit is including locating the horizontal support board on the flexible equipment support piece, locates the flexible support unit nut on the horizontal support board, the flexible support unit screw rod of vertical setting in flexible support unit nut and the flexible support unit swing joint spare of setting on the top of flexible support unit screw rod. The top end of the screw rod of the telescopic supporting unit is connected to the lower part of the corresponding corner part of the cross supporting equipment through the movable connecting piece of the telescopic supporting unit.
According to the utility model discloses an assembly quality, preferably, flexible supporting unit includes four at least groups, sets up four bights that can support cross bracing equipment respectively. This is more advantageous in keeping the cross-bracing apparatus level, consistent with the mounting surface. According to the utility model discloses an embodiment, flexible support unit includes four groups, sets up four bights that can support cross bracing equipment respectively.
According to the utility model discloses an assembly quality, preferably, flexible support element swing joint's top is equipped with the channel-section steel, the channel-section steel sets up to the opening upwards. And four corners of the cross bracing equipment are respectively placed in the four channel steel grooves, so that the cross bracing equipment is convenient to fix. The independent rotation of flexible supporting unit movable connecting piece and flexible supporting unit screw rod can guarantee that cross bracing equipment can not produce the moment of torsion in the adjustment process, improves the installation quality.
According to the utility model discloses an assembly quality, preferably, still include the tight device in top, the tight device in top is located telescopic equipment support piece, the tight device in top sets up to outwards pushing up tightly in the corresponding curb plate supporting seat that can follow the bogie both sides. After the driving unit outwards struts the side plate supporting seats on the two sides of the bogie, the side plate supporting seats are tightly propped through the jacking device, and the side plate supporting seats are prevented from returning to the cage to influence installation when cross-bracing equipment is installed.
According to the assembly device of the utility model, preferably, the jacking devices comprise at least two groups which are respectively arranged near the side plate supporting seats at two sides of the bogie, and each group of jacking devices comprises a jacking supporting piece, a jacking nut, a jacking screw rod and a jacking movable connecting piece; the jacking nut is arranged on the jacking support piece and is in threaded connection with the jacking screw rod; the jacking screw rod is connected to the inner sides of the corresponding side plate supporting seats at the two sides of the bogie through the jacking movable connecting piece. The utility model discloses in, exert outside effort to the curb plate supporting seat through rotating the screw rod to the curb plate supporting seat top is tight. The jacking supports are preferably support plates. The preferred briquetting in top tight swing joint spare, briquetting and the tight screw rod tip swing joint in top, the briquetting rotates with the tight screw rod relatively independent in top to guarantee when rotating the tight screw rod in top, the briquetting can not produce other effort to the supporting seat, has improved installation quality.
As an embodiment of the present invention, the assembling device includes a bottom frame fixed on the foundation; four supporting legs are fixed on the bottom frame and are vertically arranged on the bottom frame in a rectangular shape; the top surface part of each supporting leg is provided with a ball assembly, and is sleeved with a sleeve cap which is in clearance fit with the top surface part of the supporting leg; the supporting legs form a group of bearing sliding units pairwise, and the upper surface of a sleeve cap of each group of bearing sliding units is connected to the lower surface of a corresponding side plate of the bogie in a sliding manner; two groups of cylinders are fixed on the underframe and are respectively arranged below the side plates on the two sides of the bogie, and the two groups of cylinders drive the side plate supporting seats on the two sides outwards from the two sides; the chassis is also provided with four groups of supporting equipment, the four groups of supporting equipment are grouped in pairs and are respectively arranged below the side plates on the two sides of the bogie, each group of supporting equipment is provided with a group of tightening devices, each group of tightening devices comprises a tightening supporting piece, a tightening nut, a tightening screw rod and a tightening movable connecting piece, the tightening nut is arranged on the tightening supporting piece, and the tightening nut is in threaded connection with the tightening screw rod; the jacking screw rod is connected to the inner side of the corresponding side plate supporting seat through a jacking movable connecting piece; still be equipped with a set of flexible supporting unit on every group support device respectively, every flexible supporting unit of group includes flexible equipment support piece, flexible supporting unit nut, flexible supporting unit screw rod and flexible supporting unit swing joint spare, and flexible supporting unit nut is located on flexible equipment support piece, flexible supporting unit nut and flexible supporting unit screw rod threaded connection, and flexible supporting unit screw rod passes through flexible supporting unit swing joint spare to be connected in the below of the corresponding bight of cross bracing equipment.
According to the utility model discloses an embodiment all is equipped with a set of tight device in top on the flexible equipment support piece of every group. Each group of tightening devices comprises a vertical support plate arranged on the telescopic equipment support piece, a tightening nut arranged on the vertical support plate, a tightening screw rod horizontally arranged in the tightening nut and a tightening movable connecting piece arranged at one end of the tightening screw rod. One end of the jacking screw rod is connected to the inner side of the corresponding side plate supporting seat through a jacking movable connecting piece.
According to the utility model discloses an assembly quality, preferably, be equipped with the handle on the flexible supporting unit screw rod. This facilitates rotation of the telescopic support unit screw.
The utility model discloses an assembly quality can realize the horizontal migration of bogie, and the height adjustment of both sides board supporting seat outwards strutting and cross bracing equipment makes cross bracing equipment can pinpoint and install between the board supporting seat of both sides of bogie below, has improved installation effectiveness and installation quality.
Drawings
Fig. 1 is a schematic structural diagram of an assembling device of a bogie cross bracing apparatus according to the present invention.
Fig. 2 is a schematic longitudinal section view of the top surface portion and the cap of the present invention.
Fig. 3 is a schematic top view of the assembling device of the bogie cross bracing apparatus of the present invention.
Fig. 4 is a schematic structural view of the bogie cooperation cross bracing apparatus of the present invention.
Fig. 5 is a schematic structural view of a telescopic supporting unit of the present invention.
The reference numerals are explained below:
1-sleeve cap, 2-cross bracing device, 3-air cylinder, 4-tightening screw, 5-swing bolster group, 6-side plate, 7-side plate supporting seat, 8-telescopic device supporting piece, 9-top surface part, 10-supporting leg, 11-foundation, 12-underframe, 13-telescopic supporting unit screw, 14-channel steel, 15-telescopic supporting unit movable connecting piece, 16-telescopic supporting unit nut, 17-horizontal supporting plate, 18-handle, 19-vertical supporting plate, 20-limiting plate and 21-ball assembly.
Detailed Description
The present invention will be described in more detail and further illustrated with reference to specific examples, which are not intended to limit the present invention in any way.
Example 1
Fig. 1 is a schematic structural diagram of an assembling device of a cross bracing apparatus according to the present invention. Fig. 2 is a schematic longitudinal section view of the top surface portion and the cap of the present invention. Fig. 3 is a schematic top view of the assembling device of the bogie cross bracing apparatus of the present invention. Fig. 4 is a schematic structural view of the bogie cooperation cross bracing apparatus of the present invention. Fig. 5 is a schematic structural view of a telescopic supporting unit of the present invention. As shown in fig. 1 to 5, the assembling apparatus of the present embodiment includes a base frame 12, and the base frame 12 is fixed to a foundation 11. Four support legs 10 are fixed on the base frame 12 and are vertically arranged on the base frame 12 in a rectangular shape. Top face portion 9 of every supporting leg 10 all is equipped with ball subassembly 21, and the cover is equipped with cap 1, cap 1 and the top face portion 9 clearance fit of supporting leg 10. The support legs 10 form a set of load bearing sliding units two by two. The upper surface of each set of the sleeve caps 1 bearing the sliding units is connected with the lower surface of the corresponding side plate 6 of the bogie in a sliding mode, and the side plates 6 on the two sides of the bogie are connected through the swing bolster group 5.
Still be fixed with two sets of cylinders 3 on the chassis 12, curb plate 6 below of bogie both sides is located respectively to two sets of cylinders 3, and two sets of cylinders 3 drive curb plate supporting seat 7 from both sides outwards and strut.
Four groups of telescopic equipment supporting pieces 8 are further arranged on the underframe 12, and the four groups of telescopic equipment supporting pieces 8 are grouped in pairs and are respectively arranged below the side plates 6 on the two sides of the bogie. Each set of telescopic equipment support members 8 corresponds to a set of telescopic support units respectively. Each group of telescopic supporting units comprises a horizontal supporting plate 17 arranged on the telescopic equipment supporting piece 8, a telescopic supporting unit nut 16 arranged on the horizontal supporting plate 17, a telescopic supporting unit screw 13 vertically arranged in the telescopic supporting unit nut 16 and a telescopic supporting unit movable connecting piece 15 arranged at the top end of the telescopic supporting unit screw 13. The top end of the telescopic support unit screw 13 is connected below the corresponding corner of the cross support device 2 by a telescopic support unit movable connection 15.
Each group of telescopic equipment supporting pieces 8 is provided with a group of jacking devices. Each group of tightening devices comprises a vertical support plate 19 arranged on the telescopic equipment support member 8, a tightening nut (not shown) arranged on the vertical support plate 19, a tightening screw rod 4 horizontally arranged in the tightening nut and a tightening movable connecting piece (not shown) arranged at one end part of the tightening screw rod 4. One end of the jacking screw rod 4 is connected to the inner side of the corresponding side plate supporting seat 7 through a jacking movable connecting piece.
Example 2
As shown in fig. 1 to 5, the assembling apparatus of the present embodiment includes a base frame 12, and the base frame 12 is fixed to a foundation 11. Four support legs 10 are fixed on the base frame 12 and are vertically arranged on the base frame 12 in a rectangular shape. Top face portion 9 of every supporting leg 10 all is equipped with ball subassembly 21, and the cover is equipped with cap 1, cap 1 and the top face portion 9 clearance fit of supporting leg 10. The support legs 10 form a set of load bearing sliding units two by two. The upper surface of each set of the sleeve caps 1 bearing the sliding units is connected with the lower surface of the corresponding side plate 6 of the bogie in a sliding mode, and the side plates 6 on the two sides of the bogie are connected through the swing bolster group 5.
Still be fixed with two sets of cylinders 3 on the chassis 12, curb plate 6 below of bogie both sides is located respectively to two sets of cylinders 3, and two sets of cylinders 3 drive curb plate supporting seat 7 from both sides outwards and strut.
Four groups of telescopic equipment supporting pieces 8 are further arranged on the underframe 12, and the four groups of telescopic equipment supporting pieces 8 are grouped in pairs and are respectively arranged below the side plates 6 on the two sides of the bogie. Each set of telescopic equipment support members 8 corresponds to a set of telescopic support units respectively. Each group of telescopic supporting units comprises a horizontal supporting plate 17 arranged on the telescopic equipment supporting piece 8, a telescopic supporting unit nut 16 arranged on the horizontal supporting plate 17, a telescopic supporting unit screw 13 vertically arranged in the telescopic supporting unit nut 16 and a telescopic supporting unit movable connecting piece 15 arranged at the top end of the telescopic supporting unit screw 13. The top end of the telescopic support unit screw 13 is connected below the corresponding corner of the cross support device 2 by a telescopic support unit movable connection 15. As shown in fig. 5, a channel 14 with an upward opening is fixed on the flexible connecting piece 15 of the telescopic support unit, and a handle 18 is installed at the lower end of the screw 13 of the telescopic support unit.
Each group of telescopic equipment supporting pieces 8 is provided with a group of jacking devices. Each group of tightening devices comprises a vertical support plate 19 arranged on the telescopic equipment support member 8, a tightening nut (not shown) arranged on the vertical support plate 19, a tightening screw rod 4 horizontally arranged in the tightening nut and a tightening movable connecting piece (not shown) arranged at one end part of the tightening screw rod 4. One end of the jacking screw rod 4 is connected to the inner side of the corresponding side plate supporting seat 7 through a jacking movable connecting piece.
Example 3
As shown in fig. 1 to 5, the assembling apparatus of the present embodiment includes a base frame 12, and the base frame 12 is fixed to a foundation 11. Four support legs 10 are fixed on the base frame 12 and are vertically arranged on the base frame 12 in a rectangular shape. Top face portion 9 of every supporting leg 10 all is equipped with ball subassembly 21, and the cover is equipped with cap 1, cap 1 and the top face portion 9 clearance fit of supporting leg 10. The support legs 10 form a set of load bearing sliding units two by two. The upper surface of each set of the sleeve caps 1 bearing the sliding units is connected with the lower surface of the corresponding side plate 6 of the bogie in a sliding mode, and the side plates 6 on the two sides of the bogie are connected through the swing bolster group 5. As shown in FIG. 2, a limiting plate 20 is arranged on the side surface of the top surface part 9 of the supporting leg 10, the length of the limiting plate 20 is larger than that of the top surface part 9, and the height of the limiting plate 20 is lower than that of the top surface part 9. The limit plate 20 can control the horizontal movement distance of the corresponding side plate 6 of the bogie.
Still be fixed with two sets of cylinders 3 on the chassis 12, curb plate 6 below of bogie both sides is located respectively to two sets of cylinders 3, and two sets of cylinders 3 drive curb plate supporting seat 7 from both sides outwards and strut.
Four groups of telescopic equipment supporting pieces 8 are further arranged on the underframe 12, and the four groups of telescopic equipment supporting pieces 8 are grouped in pairs and are respectively arranged below the side plates 6 on the two sides of the bogie. Each set of telescopic equipment support members 8 corresponds to a set of telescopic support units respectively. Each group of telescopic supporting units comprises a horizontal supporting plate 17 arranged on the telescopic equipment supporting piece 8, a telescopic supporting unit nut 16 arranged on the horizontal supporting plate 17, a telescopic supporting unit screw 13 vertically arranged in the telescopic supporting unit nut 16 and a telescopic supporting unit movable connecting piece 15 arranged at the top end of the telescopic supporting unit screw 13. The top end of the telescopic support unit screw 13 is connected below the corresponding corner of the cross support device 2 by a telescopic support unit movable connection 15.
Each group of telescopic equipment supporting pieces 8 is provided with a group of jacking devices. Each group of tightening devices comprises a vertical support plate 19 arranged on the telescopic equipment support member 8, a tightening nut (not shown) arranged on the vertical support plate 19, a tightening screw rod 4 horizontally arranged in the tightening nut and a tightening movable connecting piece (not shown) arranged at one end part of the tightening screw rod 4. One end of the jacking screw rod 4 is connected to the inner side of the corresponding side plate supporting seat 7 through a jacking movable connecting piece.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, many modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should be regarded as the contents of the present invention.
Claims (10)
1. The assembling device of the bogie cross support equipment is characterized by comprising a bearing sliding unit, a driving unit and a telescopic support unit; wherein,
the bearing sliding unit is arranged to be horizontally connected with the bogie in a sliding mode from the bottoms of the side plates on the two sides of the bogie;
the driving unit is arranged to drive the side plate supporting seats on the two sides of the bogie to be outwards expanded;
the telescopic supporting unit is arranged to be capable of stretching up and down, and can support the cross supporting equipment below the bogie.
2. The assembling device according to claim 1, wherein said load-bearing sliding units comprise at least two groups, respectively disposed under the side plates of both sides of the bogie; each group of bearing sliding units comprises supporting legs, ball assemblies and sleeve caps; wherein,
the ball assembly is arranged on the top surface part of the supporting leg; the sleeve cap is sleeved on the top surface part of the supporting leg, is arranged to be in clearance fit with the top surface part of the supporting leg and can horizontally move along with the ball assembly.
3. The fitting device according to claim 1, characterized in that the drive unit is a pneumatic or hydraulic cylinder.
4. The assembling device according to claim 2, wherein a limiting plate is arranged on the side surface of the top surface part of the supporting leg, and the limiting plate is arranged to limit the horizontal moving distance of the side plates on two sides of the bogie.
5. The assembly device of claim 1, wherein the telescoping support unit comprises a telescoping equipment support, a telescoping support unit nut, a telescoping support unit screw, and a telescoping support unit movable connection; wherein,
the telescopic supporting unit nut is arranged on the telescopic equipment supporting piece, the telescopic supporting unit nut is in threaded connection with the telescopic supporting unit screw rod, and the telescopic supporting unit screw rod is connected to the bottom of the cross supporting equipment through the telescopic supporting unit movable connecting piece.
6. The mounting apparatus of claim 5, wherein the telescoping support units comprise at least four sets, each set capable of supporting four corners of a cross-support device.
7. The assembling device of claim 5, wherein a channel steel is arranged above the movable connecting piece of the telescopic supporting unit, and the channel steel is arranged to be opened upwards.
8. The assembly device of claim 5, further comprising a tightening device disposed on the telescoping equipment support member, the tightening device configured to be tightened outwardly from inside the respective side plate support seats on both sides of the truck.
9. The assembling device according to claim 8, wherein said urging means comprises at least two groups, each of which is provided in the vicinity of a side plate support seat on both sides of the bogie; each group of tightening devices comprises a tightening support piece, a tightening nut, a tightening screw rod and a tightening movable connecting piece; wherein,
the jacking nut is arranged on the jacking support piece and is in threaded connection with the jacking screw rod; the jacking screw rod is connected to the inner sides of the corresponding side plate supporting seats at the two sides of the bogie through the jacking movable connecting piece.
10. The assembling device according to any one of claims 5 to 9, wherein a handle is provided on the screw rod of the telescopic support unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921984427.4U CN211680773U (en) | 2019-11-15 | 2019-11-15 | Assembling device of bogie cross support equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921984427.4U CN211680773U (en) | 2019-11-15 | 2019-11-15 | Assembling device of bogie cross support equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211680773U true CN211680773U (en) | 2020-10-16 |
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ID=72787156
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921984427.4U Active CN211680773U (en) | 2019-11-15 | 2019-11-15 | Assembling device of bogie cross support equipment |
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| Country | Link |
|---|---|
| CN (1) | CN211680773U (en) |
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2019
- 2019-11-15 CN CN201921984427.4U patent/CN211680773U/en active Active
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