CN110562283A - Spring assembly for bearing bogie of muck truck and assembling and disassembling method thereof - Google Patents
Spring assembly for bearing bogie of muck truck and assembling and disassembling method thereof Download PDFInfo
- Publication number
- CN110562283A CN110562283A CN201911002164.7A CN201911002164A CN110562283A CN 110562283 A CN110562283 A CN 110562283A CN 201911002164 A CN201911002164 A CN 201911002164A CN 110562283 A CN110562283 A CN 110562283A
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- China
- Prior art keywords
- spring
- assembly
- bogie
- wheel frame
- group
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000000034 method Methods 0.000 title claims abstract description 63
- 238000009434 installation Methods 0.000 claims abstract description 16
- 239000002893 slag Substances 0.000 claims abstract description 12
- 230000008569 process Effects 0.000 claims description 47
- 230000006835 compression Effects 0.000 description 5
- 238000007906 compression Methods 0.000 description 5
- 238000013016 damping Methods 0.000 description 4
- 230000006872 improvement Effects 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61F—RAIL VEHICLE SUSPENSIONS, e.g. UNDERFRAMES, BOGIES OR ARRANGEMENTS OF WHEEL AXLES; RAIL VEHICLES FOR USE ON TRACKS OF DIFFERENT WIDTH; PREVENTING DERAILING OF RAIL VEHICLES; WHEEL GUARDS, OBSTRUCTION REMOVERS OR THE LIKE FOR RAIL VEHICLES
- B61F5/00—Constructional details of bogies; Connections between bogies and vehicle underframes; Arrangements or devices for adjusting or allowing self-adjustment of wheel axles or bogies when rounding curves
- B61F5/02—Arrangements permitting limited transverse relative movements between vehicle underframe or bolster and bogie; Connections between underframes and bogies
- B61F5/04—Bolster supports or mountings
- B61F5/06—Bolster supports or mountings incorporating metal springs
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mounting Of Bearings Or Others (AREA)
Abstract
The invention discloses a spring assembly for bearing a bogie of a muck truck and an assembling and disassembling method thereof, wherein the spring assembly comprises a spring group formed by a large spring and a small spring which are nested inside and outside, two spring seats, a first locking assembly and a second locking assembly, and the two spring seats are respectively arranged on two end faces of the spring group; the first locking assembly can lock the spring group and the two spring seats into a whole, can be freely assembled between a wheel frame and a bogie of the muck truck and then can be disassembled; the second locking assembly can lock the spring group and the two spring seats which are assembled between the wheel frame and the bogie of the slag car. The invention has the advantages of high disassembly and assembly speed, simple use, easy adjustment and assembly, no heavy manual labor and the like, reduces the installation difficulty of the bearing spring to the maximum extent, and can be widely applied to the technical field of assembly and disassembly of the bearing spring of the bogie.
Description
Technical Field
The invention belongs to the technical field of assembling of a bearing spring of a bogie of a slag car, and particularly relates to a spring assembly for bearing the bogie of the slag car and an assembling and disassembling method thereof.
Background
At present, a muck truck is mainly used for muck transportation tasks in subway shields, and due to the characteristics of large load and truck box volume requirements, the truck box structure is determined to be long and to be provided with a structure of a steering frame at the front and the back, so that the length of the whole truck is ensured, and the small turning radius can be ensured when the narrow gauge runs. The bearing spring is assembled between the front and rear bogies and the wheel frame, and plays a great role in bearing weight of the vehicle body and buffering and damping in the running process. However, the special design requires a certain amount of compression when assembling the buffer spring in the early stage, the rigidity of the spring is high due to the load capacity of the whole vehicle, and the damping spring is a structural design of an inner combined spring and an outer combined spring, so that when assembling or maintaining and disassembling the bearing spring, the work of assembling and installing the compression spring to a centering position brings high working difficulty for workshop workers.
disclosure of Invention
In order to overcome the defects, the invention provides a spring assembly for bearing a bogie of a muck truck and an assembling and disassembling method thereof, which can ensure that an inner spring and an outer spring of a damping spring are assembled together, compress the inner spring and the outer spring to an assembling design size under a mechanical structure, and perform centering assembly with the bogie and a wheel frame, so that the spring assembly is convenient to operate and easy to adjust.
the technical scheme adopted by the invention for solving the technical problem is as follows: a spring assembly for bearing a bogie of a muck truck comprises a spring group formed by a large spring and a small spring which are nested inside and outside, two spring seats, a first locking assembly and a second locking assembly, wherein the two spring seats are respectively arranged on two end faces of the spring group; the first locking assembly can lock the spring group and the two spring seats into a whole, can be freely assembled between a wheel frame and a bogie of the muck truck and then can be disassembled; the second locking assembly can lock the spring group and the two spring seats which are assembled between the wheel frame and the bogie of the slag car.
As a further improvement of the invention, the first locking component comprises a process bolt, a process gasket and a process nut, one end of a screw rod of the process bolt can sequentially penetrate through the process gasket, a counter bore on a spring seat at one end of the spring group and the center of the spring group, enter a counter bore on a spring seat at the other end of the spring group and are locked by the process nut to form a front mounting spring component, and the front mounting spring component can be freely assembled between a wheel frame and a bogie of the muck truck.
as a further improvement of the present invention, the second locking assembly includes a fixing bolt, a fixing washer and a fixing nut, and one end of a screw rod of the fixing bolt can sequentially pass through one fixing washer, an upper mounting hole of the wheel frame, the bogie, a counter bore on a spring seat at one end of the spring set and the center of the spring set, enter the counter bore on the spring seat at the other end of the spring set, extend out from a lower mounting hole of the wheel frame, pass through the other fixing washer, and then be locked by the fixing nut.
as a further improvement of the invention, a step is arranged on one side surface of the spring seat, a counter bore is arranged at the center of the other side surface of the spring, and the two spring seats are oppositely arranged on the two end surfaces of the spring.
the invention also provides a method for assembling and disassembling the spring assembly loaded by the bogie of the slag car, which comprises the following steps:
step 1, a spring group formed by a large spring and a small spring which are nested inside and outside and two spring seats positioned outside two ends of the spring group are locked into a whole by a first locking assembly to form a spring assembly before installation;
Step 2, placing the spring assembly before installation between a wheel frame and a bogie of the muck truck, and detaching the first locking assembly;
step 3, locking a spring group and two spring seats which are arranged between a wheel frame and a bogie of the muck car on the wheel frame and the bogie by using a second locking assembly;
The steps during disassembly are opposite to the processes, and specifically comprise the following steps:
Step 1, disassembling a second locking assembly of a spring assembly loaded on a bogie of the muck truck;
Step 2, screwing the spring group and the two spring seats by using the first locking assembly, so that the elastic force of the spring group is transferred to the process bolt from the position between the wheel frame and the bogie;
And 3, integrally disassembling the compressed spring group from the space between the wheel frame and the bogie and storing the spring group.
The invention has the beneficial effects that: the invention forms a spring group by nesting two springs, arranges opposite spring seats at two ends of the spring group, and uses two locking components in a matching way, is applied to the overhaul assembly of the special muck truck bogie, the replacement of damaged bearing springs and the like, has the advantages of high disassembly and assembly speed, simple use method, easy adjustment and assembly, no heavy manual labor and the like, reduces the installation difficulty of the bearing spring to the maximum extent, and can be widely applied to the technical field of the assembly and disassembly of the bearing spring of the bogie.
drawings
FIG. 1 is a cross-sectional view of a load spring and installation tool of the present invention;
FIG. 2 is a schematic cross-sectional view of the carrier spring of the present invention after installation;
FIG. 3 is a schematic view of a first step of the present invention of compressing a spring;
FIG. 4 is a schematic view of the present invention in a second step of placing a compression spring into the vehicle body;
FIG. 5 is a schematic view of the third step of the present invention with the compression spring removed;
FIG. 6 is a schematic view of a fourth step spring mounting and fixing mandrel of the present invention.
The following description is made with reference to the accompanying drawings:
1-spring seat; 2-technological shim;
3-process bolt; 4-large spring;
5-small spring; 6-craft nut;
7-fixing nut; 8-fixed shim;
9-fixing bolt; a-bogie;
and B, wheel frame.
Detailed Description
A preferred embodiment of the present invention will be described in detail below with reference to the accompanying drawings.
Referring to fig. 1, a spring assembly for bearing a bogie of a muck truck comprises a spring group formed by a large spring 4 and a small spring 5 which are nested inside and outside, two spring seats 1, a first locking assembly and a second locking assembly, wherein the two spring seats 1 are respectively arranged on two end faces of the spring group; the first locking assembly can lock the spring group and the two spring seats into a whole, can be freely assembled between a wheel frame B and a bogie A of the muck truck and then can be disassembled; the second locking assembly can lock a spring group and two spring seats which are assembled between the wheel frame B and the bogie A of the slag car.
in this embodiment, preferably, the first locking assembly includes a process bolt 3, a process gasket 2 and a process nut 6, one end of a screw of the process bolt can sequentially pass through the process gasket 2, a counter bore on a spring seat at one end of the spring group and the center of the spring group, enter a counter bore on a spring seat at the other end of the spring group, and is locked by the process nut 6 to form a spring assembly before installation, and the spring assembly before installation can be freely assembled between a wheel frame B and a bogie a of the muck truck.
in this embodiment, the second locking assembly preferably includes a fixing bolt 9, a fixing washer 8 and a fixing nut 7, and one end of a screw rod of the fixing bolt 9 can sequentially pass through one fixing washer 8, an upper mounting hole of the wheel frame B, the bogie a, a counter bore on a spring seat at one end of the spring group and a center of the spring group, enter the counter bore on the spring seat at the other end of the spring group, extend out from a lower mounting hole of the wheel frame B, pass through the other fixing washer 8, and then be locked by the fixing nut 7.
in this embodiment, a step is provided on one side surface of the spring seat, a counter bore is provided at the center of the other side surface of the spring, and the two spring seats are oppositely provided on the two end surfaces of the spring.
The invention relates to a spring assembly for bearing a bogie of a slag car, which is characterized in that the bogie A of the slag car and a left wheel frame and a right wheel frame B of the slag car are assembled together, the vertical direction between the unilateral wheel frame B and the bogie A is connected by two damping spring groups, and the specific assembling and disassembling method comprises the following steps:
step 1, a spring group formed by a large spring 4 and a small spring 5 which are nested inside and outside and two spring seats positioned outside two ends of the spring group are locked into a whole by a first locking assembly to form a spring assembly before installation. The method specifically comprises the following steps: the large spring 4 and the small spring 5 are nested to form a spring group, the spring group is vertically placed on the horizontally placed spring seat 1 in a centering mode, the position of the height difference between the two springs is inverted and installed by using the other spring seat 1, a process gasket 2 is placed in a countersunk head hole of the inverted spring seat 1, a process bolt 3 is inserted, a process nut 6 is placed in a countersunk head hole of the spring seat on the other side, and the process nut 3 and the process bolt 6 are locked in a rotating mode. The process bolt 3 is locked by a tool wrench until the compression amount of the whole spring set reaches 5mm, and the maximum installation gap between the bogie A and the wheel frame B can be met.
and 2, placing the spring assembly before installation between a wheel frame B and a bogie A of the muck car, and detaching the first locking assembly. The method specifically comprises the following steps: and manually pushing the whole locked spring assembly into a centering position between the bogie A and the wheel frame B, then disassembling the process bolt 3 by using a spanner through an upper round hole and a lower round hole of the wheel frame B, wherein due to the looseness between the process bolt 3 and the process nut 6, the elasticity of the spring assembly completely acts on the bogie A and the wheel frame B, and the process bolt 3, the process gasket 2 and the process nut 6 are taken down.
and step 3: and locking the spring group and the two spring seats which are arranged between the wheel frame B and the bogie A of the slag car on the wheel frame B and the bogie A by using a second locking assembly. The method specifically comprises the following steps: the fixing bolt 9 penetrates through the upper and lower holes of the wheel frame B and the strip-shaped fixing gasket 8, and the bottom of the wheel frame B is locked by the fixing nut 7, so that the fixing bolt 9 is used as a mandrel of two spring seats, the horizontal movement of the spring seats can be prevented, and the whole assembly process of a single bearing spring of the muck truck bogie is completed.
The process of disassembling the bearing spring group is just opposite to that during assembly, the fixing bolt 9, the fixing gasket 8 and the fixing nut 7 are firstly disassembled, then the process bolt 3, the process nut 6 and the process gasket 2 are utilized to be screwed, so that the elastic force of the spring group is transferred to the process bolt 3 from the position between the wheel frame B and the bogie A, and then the compressed spring group can be manually disassembled in the vehicle body integrally.
in particular, the large spring and the small spring are assembled in a nested manner and assembled between the bogie and the wheel frame in the form of a combined spring. The special appearance design of spring holder should match the specification of big spring, little spring simultaneously, for its plays the axial centering effect for the spring. And after the upper spring seat and the lower spring seat are assembled with the large spring and the small spring, the upper spring seat and the lower spring seat are tensioned by a process bolt, a process gasket and a process nut, so that the overall height of the spring group is compressed. The bogie and the wheel frame are designed with matched holes, and after the spring is assembled and the holes are centered, the process bolt, the process gasket and the process nut can be detached through the holes, so that the elastic force of the spring completely acts between the bogie and the wheel frame. The fixing bolt, the fixing nut and the fixing gasket are assembled on the wheel frame to serve as a central shaft of the spring group, and horizontal movement of the upper spring seat and the lower spring seat can be prevented.
Therefore, the invention forms a spring group by nesting two springs, arranges opposite spring seats at two ends of the spring group, and uses two locking assemblies in a matching way, is applied to the overhaul assembly of the special type muck truck bogie, the replacement of damaged bearing springs and the like, has the advantages of high disassembly and assembly speed, simple use method, easy adjustment and assembly, no heavy manual labor and the like, reduces the installation difficulty of the bearing spring to the maximum extent, and can be widely applied to the technical field of the assembly and disassembly of the bearing spring of the bogie.
In the previous description, numerous specific details were set forth in order to provide a thorough understanding of the present invention. The foregoing description is only a preferred embodiment of the invention, which can be embodied in many different forms than described herein, and therefore the invention is not limited to the specific embodiments disclosed above. And that those skilled in the art may, using the methods and techniques disclosed above, make numerous possible variations and modifications to the disclosed embodiments, or modify equivalents thereof, without departing from the scope of the claimed embodiments. Any simple modification, equivalent change and modification of the above embodiments according to the technical essence of the present invention are within the scope of the technical solution of the present invention.
Claims (5)
1. a spring assembly for a muck truck carriage, comprising: the spring assembly comprises a spring group formed by a large spring (4) and a small spring (5) which are nested inside and outside, two spring seats (1), a first locking assembly and a second locking assembly, wherein the two spring seats (1) are respectively arranged on two end faces of the spring group; the first locking assembly can lock the spring group and the two spring seats into a whole, can be freely assembled between a wheel frame (B) and a bogie (A) of the muck truck and then can be disassembled; the second locking assembly can lock a spring group and two spring seats which are assembled between the wheel frame (B) and the bogie (A) of the slag car.
2. the spring assembly for a muck truck carriage of claim 1, wherein: the first locking assembly comprises a process bolt (3), a process gasket (2) and a process nut (6), one end of a screw rod of the process bolt can sequentially penetrate through the process gasket (2), a counter bore in a spring seat at one end of the spring group and the center of the spring group, enters the counter bore in the spring seat at the other end of the spring group, and is locked by the process nut (6) to form a spring assembly before installation, and the spring assembly before installation can be freely assembled between a wheel frame (B) and a bogie (A) of the slag car.
3. the spring assembly for a muck truck carriage of claim 1, wherein: the second locking assembly comprises a fixing bolt (9), a fixing gasket (8) and a fixing nut (7), one end of a screw rod of the fixing bolt (9) can sequentially penetrate through the fixing gasket (8), an upper mounting hole of the wheel frame (B), the bogie (A), a counter bore on a spring seat at one end of the spring group and the center of the spring group, enter the counter bore on the spring seat at the other end of the spring group, extend out of a lower mounting hole of the wheel frame (B), and then pass through the other fixing gasket (8) to be locked by the fixing nut (7).
4. The spring assembly for a muck truck carriage of claim 1, wherein: a step is arranged on one side face of each spring seat, a counter bore is arranged at the center of the other side face of each spring, and the two spring seats are oppositely arranged on the two end faces of each spring.
5. a method of mounting and dismounting a spring assembly for a muck truck carriage according to any of claims 1-4, comprising the steps of, when mounted:
step 1, a spring group formed by a large spring (4) and a small spring (5) which are nested inside and outside and two spring seats positioned outside two ends of the spring group are locked into a whole by a first locking assembly to form a spring assembly before installation;
Step 2, placing the spring assembly before installation between a wheel frame (B) and a bogie (A) of the muck car, and detaching the first locking assembly;
Step 3, locking a spring group and two spring seats which are arranged between a wheel frame (B) and a bogie (A) of the muck truck on the wheel frame (B) and the bogie (A) by using a second locking assembly;
The steps during disassembly are opposite to the processes, and specifically comprise the following steps:
step 1, disassembling a second locking assembly of a spring assembly loaded on a bogie of the muck truck;
Step 2, screwing the spring group and the two spring seats by using the first locking assembly, so that the elastic force of the spring group is transferred to the process bolt from the position between the wheel frame and the bogie;
And 3, integrally disassembling the compressed spring group from the space between the wheel frame and the bogie and storing the spring group.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911002164.7A CN110562283A (en) | 2019-10-21 | 2019-10-21 | Spring assembly for bearing bogie of muck truck and assembling and disassembling method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911002164.7A CN110562283A (en) | 2019-10-21 | 2019-10-21 | Spring assembly for bearing bogie of muck truck and assembling and disassembling method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110562283A true CN110562283A (en) | 2019-12-13 |
Family
ID=68785685
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911002164.7A Pending CN110562283A (en) | 2019-10-21 | 2019-10-21 | Spring assembly for bearing bogie of muck truck and assembling and disassembling method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110562283A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114394120A (en) * | 2022-01-19 | 2022-04-26 | 中车长江运输设备集团有限公司 | High dynamic performance railway wagon bogie |
| CN114407957A (en) * | 2022-01-19 | 2022-04-29 | 中车长江运输设备集团有限公司 | Transverse elastic limiting device and bogie |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA273662A (en) * | 1927-09-06 | C. Hedgcock William | Railway car truck | |
| CA376965A (en) * | 1938-10-11 | E. Anderson Harley | Railway car truck | |
| DE102009006644A1 (en) * | 2009-01-29 | 2010-08-05 | Audi Ag | Spring strut assembling method for suspension of motor vehicle, involves tensioning pre-loaded spring using actuating drive by controlling drive motor and axial adjustment of spring plate for assembling bearing- and pre-loaded springs |
| CN104118447A (en) * | 2014-07-24 | 2014-10-29 | 济南轨道交通装备有限责任公司 | Steering frame vibration absorber installation process |
| CN109094600A (en) * | 2018-07-25 | 2018-12-28 | 中车青岛四方机车车辆股份有限公司 | A kind of journal box spring is pre-assembled to be set |
| CN210734147U (en) * | 2019-10-21 | 2020-06-12 | 江苏凯宫隧道机械有限公司 | Spring assembly for bearing bogie of muck truck |
-
2019
- 2019-10-21 CN CN201911002164.7A patent/CN110562283A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA273662A (en) * | 1927-09-06 | C. Hedgcock William | Railway car truck | |
| CA376965A (en) * | 1938-10-11 | E. Anderson Harley | Railway car truck | |
| DE102009006644A1 (en) * | 2009-01-29 | 2010-08-05 | Audi Ag | Spring strut assembling method for suspension of motor vehicle, involves tensioning pre-loaded spring using actuating drive by controlling drive motor and axial adjustment of spring plate for assembling bearing- and pre-loaded springs |
| CN104118447A (en) * | 2014-07-24 | 2014-10-29 | 济南轨道交通装备有限责任公司 | Steering frame vibration absorber installation process |
| CN109094600A (en) * | 2018-07-25 | 2018-12-28 | 中车青岛四方机车车辆股份有限公司 | A kind of journal box spring is pre-assembled to be set |
| CN210734147U (en) * | 2019-10-21 | 2020-06-12 | 江苏凯宫隧道机械有限公司 | Spring assembly for bearing bogie of muck truck |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114394120A (en) * | 2022-01-19 | 2022-04-26 | 中车长江运输设备集团有限公司 | High dynamic performance railway wagon bogie |
| CN114407957A (en) * | 2022-01-19 | 2022-04-29 | 中车长江运输设备集团有限公司 | Transverse elastic limiting device and bogie |
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