CN113878344A - Wheel axle assembling process method - Google Patents
Wheel axle assembling process method Download PDFInfo
- Publication number
- CN113878344A CN113878344A CN202010626067.1A CN202010626067A CN113878344A CN 113878344 A CN113878344 A CN 113878344A CN 202010626067 A CN202010626067 A CN 202010626067A CN 113878344 A CN113878344 A CN 113878344A
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- China
- Prior art keywords
- assembling
- assembly
- equipment
- bearing
- axle box
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- 238000000034 method Methods 0.000 title claims abstract description 41
- 230000008569 process Effects 0.000 title claims abstract description 29
- 239000004519 grease Substances 0.000 claims abstract description 33
- 210000004907 gland Anatomy 0.000 claims abstract description 21
- 230000001360 synchronised effect Effects 0.000 claims abstract description 6
- 238000002347 injection Methods 0.000 claims description 31
- 239000007924 injection Substances 0.000 claims description 31
- 238000012423 maintenance Methods 0.000 claims description 7
- 230000005540 biological transmission Effects 0.000 claims description 4
- 230000008520 organization Effects 0.000 abstract description 2
- 230000008439 repair process Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000739 chaotic effect Effects 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P21/00—Machines for assembling a multiplicity of different parts to compose units, with or without preceding or subsequent working of such parts, e.g. with programme control
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/001—Article feeders for assembling machines
Abstract
The invention discloses a wheel shaft assembly process method, which comprises the steps of assembling by using an integrated wheel shaft assembly line; the integrated wheel shaft assembly line comprises a U-shaped conveying channel for conveying wheel pairs, the dustproof retainer ring assembly equipment, the bearing inner ring assembly equipment, the bearing shaft box assembly machine, the gland assembly equipment and the shaft box cover assembly equipment are sequentially arranged on the U-shaped conveying channel, the U-shaped conveying channel is provided with a grease injecting machine on one side of the bearing shaft box assembly machine, the equipment is connected with a control unit, and the bearing shaft box assembly machine and the grease injecting machine are synchronous in wheel shaft processing quantity. The invention can solve the problems that the assembly precision cannot be guaranteed and the organization efficiency is low because the conventional railway passenger car axle is loosely assembled.
Description
Technical Field
The invention relates to the technical field of manufacturing of railway carriages, in particular to an axle assembly process for a railway carriage.
Background
The repair process of the wheel axle of the railway passenger car is divided into section repair and factory repair according to the service life and mileage of the car, the technical standards of the passenger cars with different speed grades are different in different repair processes, and the used technological methods and processes are different. At present, the assembly of domestic wheel shafts is mostly integrated operation, namely, a single assembly process is formed after parts of a front process are prepared on a fixed station, and the assembly process generally comprises the following steps: assembling a dustproof check ring and a bearing inner ring, well placing a bearing axle box, assembling the bearing axle box, assembling a gland and assembling an axle box cover; use the dustproof retaining ring equipment who distributes in different places respectively in proper order, bearing inner race equipment, bearing overhauls and conveyer, bearing axle box kludge, gland equipment, axle box lid equipment, because do not collect the wheel pair, the bearing, the axle box, the streamlined production technology of axle box annex etc. as an organic whole line, at the in-process of artifical apolegamy equipment shaft, often place a plurality of different spare parts at the equipment station, different turnover material frame or pay-off dolly, middle logistics cycle is long, accomplish the equipment operation at same station, lead to the station more chaotic, the operating efficiency is low, and the quality of shaft equipment is mainly judged by the manual work, intelligent degree is not enough, the precision of equipment can not be ensured, the whole production is not high in efficiency.
Disclosure of Invention
The invention aims to solve the problem that the assembly precision cannot be guaranteed and the organization efficiency is low due to loose assembly of the conventional railway passenger car axle.
In order to solve the problems, the technical scheme of the invention is as follows: the wheel shaft assembling process method comprises the steps of assembling the dustproof check ring, assembling the bearing inner ring, placing the bearing shaft box, assembling the gland and assembling the shaft box cover, wherein the steps of assembling equipment for the dustproof check ring, assembling equipment for the bearing inner ring, overhauling and conveying devices for the bearing, assembling equipment for the bearing shaft box, assembling equipment for the gland and assembling equipment for the shaft box cover are sequentially carried out; comprising assembling using an integrated axle assembly line; the integrated wheel axle assembly line comprises a U-shaped conveying channel for conveying wheel pairs, the dustproof check ring assembly equipment, the bearing inner ring assembly equipment, the bearing axle box assembly machine, the gland assembly equipment and the axle box cover assembly equipment are all sequentially arranged on the U-shaped conveying channel, a grease injection machine is arranged on one side of the bearing axle box assembly machine of the U-shaped conveying channel, the bearing maintenance and transmission device is positioned above the U-shaped conveying channel, and the dustproof check ring assembly equipment, the bearing inner ring assembly equipment, the bearing maintenance and transmission device, the bearing axle box assembly machine, the grease injection machine, the gland assembly equipment and the axle box cover assembly equipment are all connected with a control unit; and a grease injection step is added between the bearing axle box assembling step and the gland assembling step, and the bearing axle box assembling machine in the axle box cover assembling step and the grease injection machine in the grease injection step are synchronous in processing quantity of the wheel shafts.
In the above technical solution, a more specific solution may be: and a plurality of mechanical arms connected with the control unit are arranged on the U-shaped conveying channel.
Further: and the U-shaped conveying channel is provided with bolt tightening machines connected with the control unit at the positions of the gland assembling equipment and the shaft box cover assembling equipment.
Further: and one side of the U-shaped conveying channel in front of the grease injection machine is provided with an axle box chain plate conveying belt.
Further: and a plurality of lifting platforms which are used for lifting wheel shafts and connected with the control unit are arranged in the U-shaped conveying channel.
Further: the control unit is a PLC control unit.
Due to the adoption of the technical scheme, compared with the prior art, the invention has the following beneficial effects:
the axle assembly process method connects the equipment of a plurality of scattered processes through a U-shaped conveying channel and is uniformly controlled by a control unit, the axle box and the accessory maintenance line are positioned on one side of a U-shaped line, the bearing is positioned above the U-shaped conveying channel and respectively conveyed to the assembly station, so that the unidirectional flow of various parts is realized, the parts are conveyed to the station without crossing, the space is saved to the maximum extent, the transportation time of the parts logistics is effectively shortened, the assembly of the whole axle is automated and intelligent, the assembly precision is improved, the quality of the wheel set assembly is well guaranteed, and the assembly efficiency is greatly improved;
the axle assembly process method integrates the grease injection process into the whole axle assembly process, the grease injection is also intelligently controlled, the bearing axle box assembly machine is synchronous with the grease injection machine, the assembly and grease injection are completed in one step, and the hot axle generated by the passenger car due to the grease injection problem is effectively reduced;
the steps of assembling the gland and the shaft box cover of the wheel shaft assembling process method both use an intelligent control bolt tightening machine to realize quick pre-tightening and stable tightening, realize stepless speed change through programming at each step of the tightening process, realize high-efficiency operation and simultaneously realize the function of simultaneously tightening opposite angles; and the application of a large number of intelligent mechanical arms is combined, so that the whole process is highly intelligent.
Drawings
FIG. 1 is a top view of an embodiment of the present invention;
fig. 2 is a front view of an embodiment of the present invention.
Detailed Description
The embodiments of the invention will be described in further detail with reference to the accompanying drawings:
the method for assembling the wheel axle shown in fig. 1 and 2 comprises the step of assembling by using an integrated wheel axle assembly line.
An integrated wheel axle assembly line comprises a U-shaped conveying channel 10 used for conveying wheel pairs, dustproof retainer ring assembly equipment 1 (comprising a retainer ring drying box and the like), bearing inner ring assembly equipment 2 (comprising a bearing inner ring drying box and the like), a bearing axle box assembly machine 4, gland assembly equipment 6 (comprising a shaft end torsion plate machine and the like) and axle box cover assembly equipment 7 (comprising a front cover torsion plate machine and the like) are sequentially arranged on the U-shaped conveying channel 10, a grease injection machine 5 is arranged on one side of the bearing axle box assembly machine 4 of the U-shaped conveying channel 10, a bearing maintenance and conveying device 3 is positioned above the U-shaped conveying channel 10, and an axle box chain plate conveying belt 4-1 is arranged on one side of the U-shaped conveying channel 10 in front of the grease injection machine 5. The equipment of the scattered multiple processes is connected through a U-shaped conveying channel 10 and is uniformly controlled by a control unit 11, axle boxes and accessory maintenance lines are located on the side of a U-shaped line and are respectively conveyed to an assembling station, so that the unidirectional flow of various parts is realized, the parts are not crossly conveyed to the station, the space is saved to the greatest extent, the logistics transportation time of the parts is effectively shortened, the assembly of the whole wheel shaft is automated and intelligent, the assembly precision is improved, the quality of wheel set assembly is well guaranteed, and the assembly efficiency is greatly improved.
The dustproof check ring assembling equipment 1, the bearing inner ring assembling equipment 2, the bearing overhauling and conveying device 3, the bearing shaft box assembling machine 4, the grease injecting machine 5, the gland assembling equipment 6 and the shaft box cover assembling equipment 7 are all connected with a control unit 11, and the control unit 11 is a PLC (programmable logic controller) control unit; a plurality of mechanical arms 12 connected with a control unit 11 are arranged on the U-shaped conveying channel 10, so that each station can be automatically operated through the mechanical arms; a plurality of lifting platforms 8 for lifting the wheel shafts and connected with a control unit 11 are arranged in the U-shaped conveying channel 10. The U-shaped conveying channel 10 is provided with bolt tightening machines 9 connected with a control unit 11 at the positions of the gland assembling equipment 6 and the axle box cover assembling equipment 7, and is used for pre-tightening the axle box when assembling the gland and pre-tightening the axle box when assembling the axle box cover, so that the quick pre-tightening and the stable fastening are realized, the stepless speed change is realized through programming at each step of the tightening process, the high-efficiency operation is realized, and the function of simultaneously tightening the opposite angles is realized; and the application of a large number of intelligent mechanical arms 12 is combined, so that the whole process is highly intelligent.
The equipment step is including the equipment dustproof retaining ring that goes on in proper order, equipment bearing inner race, well placed the bearing axle box, detect the bearing, the equipment of bearing axle box, annotate the fat step, gland equipment and axle box lid equipment step, the bearing axle box kludge 7 of axle box lid equipment step is synchronous with the processing quantity of annotating fat machine 5 to the shaft of annotating the fat step, the count of annotating fat machine 5 is gone on through grease drive count gear, gear shaft connection encoder, convert into the measurement unit through the PLC module, if air passes through, unable drive count gear, then can not count, PLC programmable controller and liquid crystal display touch-sensitive screen constitute the control unit and can carry out high-speed accurate measurement to the oiling volume, and have stronger interference killing feature, when the oiling volume reaches the set amount, equipment automatic shutdown. The mechanical grease flowmeter can display the single grease injection amount and the accumulated grease injection amount, has traceability in the grease injection process, and can detect whether an abnormal phenomenon occurs or not. The newly designed grease injection process effectively avoids empty injection, less injection and more injection, and intelligent software automatically judges the product to be qualified. The grease injection process is integrated in the whole wheel axle assembly process, the grease injection is also intelligently controlled, the bearing axle box assembly machine 7 and the grease injection machine 5 are synchronous, the assembly and the grease injection are completed in one step, and the hot axle generated by the passenger car due to the grease injection problem is effectively reduced.
Claims (6)
1. A wheel shaft assembly process method comprises the steps of assembling a dustproof check ring, assembling a bearing inner ring, placing a bearing axle box, assembling the bearing axle box, assembling a gland and assembling an axle box cover, which are sequentially carried out, wherein dustproof check ring assembling equipment, bearing inner ring assembling equipment, a bearing overhauling and conveying device, bearing axle box assembling machine, gland assembling equipment and axle box cover assembling equipment are used; the method is characterized in that: comprising assembling using an integrated axle assembly line;
the integrated wheel axle assembly line comprises a U-shaped conveying channel for conveying wheel pairs, the dustproof check ring assembly equipment, the bearing inner ring assembly equipment, the bearing axle box assembly machine, the gland assembly equipment and the axle box cover assembly equipment are all sequentially arranged on the U-shaped conveying channel, a grease injection machine is arranged on one side of the bearing axle box assembly machine of the U-shaped conveying channel, the bearing maintenance and transmission device is positioned above the U-shaped conveying channel, and the dustproof check ring assembly equipment, the bearing inner ring assembly equipment, the bearing maintenance and transmission device, the bearing axle box assembly machine, the grease injection machine, the gland assembly equipment and the axle box cover assembly equipment are all connected with a control unit;
and a grease injection step is added between the bearing axle box assembling step and the gland assembling step, and the bearing axle box assembling machine in the axle box cover assembling step and the grease injection machine in the grease injection step are synchronous in processing quantity of the wheel shafts.
2. The axle assembly process of claim 1, wherein: and a plurality of mechanical arms connected with the control unit are arranged on the U-shaped conveying channel.
3. The axle assembly process according to claim 1 or 2, wherein: and the U-shaped conveying channel is provided with bolt tightening machines connected with the control unit at the positions of the gland assembling equipment and the shaft box cover assembling equipment.
4. The axle assembly process of claim 3, wherein: and one side of the U-shaped conveying channel in front of the grease injection machine is provided with an axle box chain plate conveying belt.
5. The axle assembly process of claim 4, wherein: and a plurality of lifting platforms which are used for lifting wheel shafts and connected with the control unit are arranged in the U-shaped conveying channel.
6. The axle assembly process of claim 5, wherein: the control unit is a PLC control unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010626067.1A CN113878344B (en) | 2020-07-02 | 2020-07-02 | Axle assembling process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010626067.1A CN113878344B (en) | 2020-07-02 | 2020-07-02 | Axle assembling process |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113878344A true CN113878344A (en) | 2022-01-04 |
| CN113878344B CN113878344B (en) | 2024-04-26 |
Family
ID=79012293
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010626067.1A Active CN113878344B (en) | 2020-07-02 | 2020-07-02 | Axle assembling process |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113878344B (en) |
Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05277856A (en) * | 1992-04-01 | 1993-10-26 | Suzuki Motor Corp | Automatic assembly operation line |
| JP3015364B1 (en) * | 1999-01-07 | 2000-03-06 | 川崎重工業株式会社 | Wheel assembly equipment |
| JP2004360778A (en) * | 2003-06-04 | 2004-12-24 | Ntn Corp | Bearing assembling structure |
| CN201931269U (en) * | 2010-12-31 | 2011-08-17 | 梁英 | Automatic assembly machine for wheel sets and axle boxes of passenger train |
| CN108127403A (en) * | 2018-01-22 | 2018-06-08 | 王玉江 | A kind of bearing assembling device and assemble method |
| CN208409072U (en) * | 2018-06-27 | 2019-01-22 | 宁波摩盛轴承有限公司 | A kind of Internal and external cycle feed mechanism of high-precision full-automatic bearing assembly line |
| CN109488697A (en) * | 2018-11-28 | 2019-03-19 | 苏州铁近机电科技股份有限公司 | A kind of bearing assembles flowing water processing line automatically |
| CN110441062A (en) * | 2019-09-10 | 2019-11-12 | 昆山奥德鲁自动化技术有限公司 | A kind of assembly detection device of bearing |
| CN209648046U (en) * | 2018-12-24 | 2019-11-19 | 齐齐哈尔四达铁路设备有限责任公司 | Axle box maintenance apolegamy pipeline |
| CN110805821A (en) * | 2019-10-22 | 2020-02-18 | 镇江市高等专科学校 | Grease injection machine for bearing, control system and control method |
| CN110814736A (en) * | 2019-11-07 | 2020-02-21 | 万向钱潮股份有限公司 | Full-automatic assembly equipment of outer lane double-flange needle roller bearing |
| CN110948206A (en) * | 2019-12-24 | 2020-04-03 | 中车贵阳车辆有限公司 | Bogie assembling and forming process and bolster and side frame assembling machine |
| CN111168356A (en) * | 2019-12-23 | 2020-05-19 | 中国航空工业集团公司北京航空精密机械研究所 | Automatic assembly system of wheel set bearing axle box |
| CN111347232A (en) * | 2018-12-24 | 2020-06-30 | 齐齐哈尔四达铁路设备有限责任公司 | Axle box overhauls apolegamy transfer chain |
-
2020
- 2020-07-02 CN CN202010626067.1A patent/CN113878344B/en active Active
Patent Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05277856A (en) * | 1992-04-01 | 1993-10-26 | Suzuki Motor Corp | Automatic assembly operation line |
| JP3015364B1 (en) * | 1999-01-07 | 2000-03-06 | 川崎重工業株式会社 | Wheel assembly equipment |
| JP2004360778A (en) * | 2003-06-04 | 2004-12-24 | Ntn Corp | Bearing assembling structure |
| CN201931269U (en) * | 2010-12-31 | 2011-08-17 | 梁英 | Automatic assembly machine for wheel sets and axle boxes of passenger train |
| CN108127403A (en) * | 2018-01-22 | 2018-06-08 | 王玉江 | A kind of bearing assembling device and assemble method |
| CN208409072U (en) * | 2018-06-27 | 2019-01-22 | 宁波摩盛轴承有限公司 | A kind of Internal and external cycle feed mechanism of high-precision full-automatic bearing assembly line |
| CN109488697A (en) * | 2018-11-28 | 2019-03-19 | 苏州铁近机电科技股份有限公司 | A kind of bearing assembles flowing water processing line automatically |
| CN209648046U (en) * | 2018-12-24 | 2019-11-19 | 齐齐哈尔四达铁路设备有限责任公司 | Axle box maintenance apolegamy pipeline |
| CN111347232A (en) * | 2018-12-24 | 2020-06-30 | 齐齐哈尔四达铁路设备有限责任公司 | Axle box overhauls apolegamy transfer chain |
| CN110441062A (en) * | 2019-09-10 | 2019-11-12 | 昆山奥德鲁自动化技术有限公司 | A kind of assembly detection device of bearing |
| CN110805821A (en) * | 2019-10-22 | 2020-02-18 | 镇江市高等专科学校 | Grease injection machine for bearing, control system and control method |
| CN110814736A (en) * | 2019-11-07 | 2020-02-21 | 万向钱潮股份有限公司 | Full-automatic assembly equipment of outer lane double-flange needle roller bearing |
| CN111168356A (en) * | 2019-12-23 | 2020-05-19 | 中国航空工业集团公司北京航空精密机械研究所 | Automatic assembly system of wheel set bearing axle box |
| CN110948206A (en) * | 2019-12-24 | 2020-04-03 | 中车贵阳车辆有限公司 | Bogie assembling and forming process and bolster and side frame assembling machine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113878344B (en) | 2024-04-26 |
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