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CN107745906B - A kind of storage and transportation system of bearing tiered warehouse facility - Google Patents

A kind of storage and transportation system of bearing tiered warehouse facility Download PDF

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Publication number
CN107745906B
CN107745906B CN201710878216.1A CN201710878216A CN107745906B CN 107745906 B CN107745906 B CN 107745906B CN 201710878216 A CN201710878216 A CN 201710878216A CN 107745906 B CN107745906 B CN 107745906B
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CN
China
Prior art keywords
bearing
piler
storage
press fitting
shelf
Prior art date
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Application number
CN201710878216.1A
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Chinese (zh)
Other versions
CN107745906A (en
Inventor
曹志杰
王鑫
姜雪英
于靖
刘红
桂晓明
宋长江
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Beijing Aerospace Ctrowell Information Technology Co ltd
Beijing Aerospace Shenzhou Intelligent Equipment Technology Co ltd
Original Assignee
Beijing Kangtuo Aerospace Information Technology Co Ltd
BEIJING CONTROL INFRARED TECHNOLOGY Co Ltd
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Priority to CN201710878216.1A priority Critical patent/CN107745906B/en
Publication of CN107745906A publication Critical patent/CN107745906A/en
Application granted granted Critical
Publication of CN107745906B publication Critical patent/CN107745906B/en
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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65GTRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G1/00Storing articles, individually or in orderly arrangement, in warehouses or magazines
    • B65G1/02Storage devices
    • B65G1/04Storage devices mechanical
    • B65G1/0492Storage devices mechanical with cars adapted to travel in storage aisles
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65GTRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G1/00Storing articles, individually or in orderly arrangement, in warehouses or magazines
    • B65G1/02Storage devices
    • B65G1/04Storage devices mechanical
    • B65G1/0407Storage devices mechanical using stacker cranes
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65GTRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G1/00Storing articles, individually or in orderly arrangement, in warehouses or magazines
    • B65G1/02Storage devices
    • B65G1/04Storage devices mechanical
    • B65G1/137Storage devices mechanical with arrangements or automatic control means for selecting which articles are to be removed
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65GTRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G2201/00Indexing codes relating to handling devices, e.g. conveyors, characterised by the type of product or load being conveyed or handled
    • B65G2201/02Articles

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Warehouses Or Storage Devices (AREA)

Abstract

The invention discloses the storages and transportation system of a kind of bearing tiered warehouse facility, belong to automation control area.Specifically include bearing bore diameter measuring instrument, automatic rotating disk, storage chain making machine, air-leg, piler, shelf, transport trolley and press fitting station.Bearing bore diameter measuring instrument accurately detects inner diameter values, after automatic rotating disk tuning, storage chain making machine is entered under the action of air-leg, storage chain making machine one end extends to shelf area, bearing is stored on shelf by piler;It is instructed when host computer issues, when bearing is pressed to press fitting station, the bearing that one treats press fitting is loaded and is joined with transport trolley by piler, and transport trolley is travelled in underground passage, is risen on ground by surface openings and is joined bearing with piler and press fitting station respectively.Storage capacity is improved in the abundant solid storing space of the present invention;Data in the bearing and database of piler storage correspond, and facilitate inspection and management.

Description

A kind of storage and transportation system of bearing tiered warehouse facility
Technical field
The invention belongs to automation control areas, specifically, referring to the storage and delivery system of a kind of bearing tiered warehouse facility System.
Background technique
Currently, the bearing storage mode in each car inspection and repair workshop are as follows: be directly deposited in storehouse ground or be manually placed at On shelf, space space utilisation is not high;And hand dipping and record are used to the internal diameter of each bearing, when looking for some bearing When, after being searched according to record, manually using trolley push-and-pull to goods yard, then moves press fitting station to by hand and be pressed;This Sample does time-consuming and laborious, and is loaded and unloaded and is carried by artificial cart, is easy to appear carrying mistake.This pure artificial mode, Bearing managerial confusion, manual handling be time-consuming and laborious, it is low that efficiency of bearing is selected in storehouse.
In the prior art, a kind of train bearing three-dimensional warehouse control system design, " developing electro-mechanic product and innovation ", 2017 Year the 1st phase of volume 30 January points out that the storage and conveying of bearing are that automation is overhauled in rolling stock inspection and repair the workshop in page 72 An important ring for line.Due to the size, shape and weight of bearing, the solid storing form and mode of movement of bearing are determined.Root It is required according to maintenance craft, when bearing is stored in tiered warehouse facility, it is desirable that bearing is pressed after internal diameter measuring instrument precise measurement Arrangement storage is unanimously carried out according to the size direction of internal diameter;When each wheel is to installation bearing, the axis according to wheel to both ends is needed Outer diameter matches system by computer, and the matched two bearing outbounds of internal diameter, pass through delivery system in optimal selection tiered warehouse facility System is transported to bearing press mounting station in sequence and carries out bearing press mounting.
The carrying of bearing at present is still to lack the mechanical progress of auxiliary using being manually transported on instrument for measuring bearings at present It carries;It such as can be time saving and energy saving using lifting device;Meanwhile bearing is lower in the input mode efficiency of garage entrance out, and effect is not achieved Rate requirement, accuracy is lower, should use automatic measurement, automated storing and Automatic Conveying, reduces error rate and mentions High efficiency.
Summary of the invention
To solve the above problems, realizing the storage and conveying full process automatization of bearing, raising working efficiency subtracts the present invention Few human error, proposes the storage and transportation system of a kind of bearing tiered warehouse facility.
The storage and transportation system of the bearing tiered warehouse facility, specifically include: bearing bore diameter measuring instrument, automatic rotating disk, It is put in storage chain making machine, air-leg, piler, shelf, transport trolley (RGV) and press fitting station.
The bearing bore diameter measuring instrument is mounted on the garage entrance of tiered warehouse facility, when each bearing is put in storage, by bearing Cable diameter gauge detects the internal diameter of each bearing and is transmitted to host computer record;Host computer provides bearing corresponding storage position on shelf It sets.
Bearing after measuring internal diameter rolls after automatic rotating disk adjustment direction to storage chain making machine, in storage chain making machine Side be equipped with telescopic air-leg, under the action of air-leg, bearing is slowly rolled to be moved with chain On two brackets, and steadily block.
Bearing is stuck on bracket as chain is sent to shelf area, and bearing is put into shelf by joining with piler On;
Detailed process is as follows: piler is equipped with a pair of telescopic pallet fork, and the width of each pallet fork is less than storage chain Spacing between two chains of machine, pallet fork can move up and down;When storage chain making machine, which is loaded with bearing, reaches home, piler stretches out Pallet fork drops to below bearing, and bearing is held up from the bracket of two chains, and rises back to piler original position.
Then piler is loaded with before bearing reaches specified storing goods shelf, and each shelf include two card slots, between card slot Away from the width for being greater than stacker fork, after being directed at shelf, the pallet fork that piler stretching is loaded with bearing declines among card slot, by axis It holds after being stuck on two card slots, pallet fork retracts to piler original position.
It is instructed when host computer issues, when bearing needs to press fitting station to be pressed, piler and transport trolley RGV are carried out Handover, is sent to press fitting station for bearing by transport trolley, realizes the press fitting of bearing.
The transport trolley is travelled in underground passage, and for underground passage as outbound pipeline, one end extends to shelf area, It is provided with through-hole A on the ground simultaneously, transport trolley freely rises or falls in through-hole A joins bearing with piler.
Detailed process is as follows:
Piler removes a pair of bearings from shelf, and drives at through-hole A, and transport trolley includes two energy independent-liftings Front and back supporter, every time can only a supporter risen or fallen by through-hole A, when piler is loaded with a pair of of axis to be pressed It holds and reaches the place through-hole A, the preceding supporter of transport trolley first rises to ground, under piler stretching pallet fork is among the preceding supporter Drop, before bearing is steadily stuck on supporter;The spacing of each supporter is greater than the pallet fork width of piler.Then transport trolley The decline of preceding supporter, and move ahead one section in underground passage, allow rear bracket risen on ground by through-hole A continue to accept it is another One bearing.
After transport trolley loads the bearing that one treats press fitting, drop to underground passage traveling, in corresponding ground Have a through-hole at press fitting station, after transport trolley reaches press fitting station nearby, by through-hole rise on ground with press fitting Station joins bearing.
Detailed process is as follows:
Each press fitting station includes that two bearings cache slideway, the corresponding through-hole of each slideway, and transport trolley is run to After being pressed the centre of station, rear bracket first passes through through-hole and rises on ground, and bearing is discharged on caching slideway;Then, defeated It send trolley to move ahead one section, preceding supporter is risen on ground by another through-hole, bearing is discharged on caching slideway;
Since the bearing direction on the supporter of front and back is consistent, when press fitting station needs a pair of bearings direction difference, at it In on a caching slideway setting automatic rotating disk be adjusted.
Advantages of the present invention and beneficial effect are:
1, a kind of storage and transportation system of bearing tiered warehouse facility use automation bearing bore diameter measuring instrument, the survey of instrument Accuracy of measurement is higher.
2, a kind of storage and transportation system of bearing tiered warehouse facility, have used automatic stereo warehouse to be stored, and do not have to heap It puts or common shelf is stored, improve storage space utilization and the degree of automation.
3, a kind of storage and transportation system of bearing tiered warehouse facility, the piler used are not traditional single pallet forks, are used Double pallet fork systems require according to technique when going out to be put in storage every time, need the outbound simultaneously of two bearings.
4, a kind of storage and transportation system of bearing tiered warehouse facility carry out delivery using the RGV of double picking mechanisms, can be For two bearings according to certain sequentially-fed at caching slideway, technical process is clear, will not malfunction.
5, a kind of storage and transportation system of bearing tiered warehouse facility, using caching slideway, outside known preassembled bearing Under the premise of diameter, lower single outbound is carried out to tiered warehouse facility in advance, the bearing of outbound can be allowed to be pre-stored in caching slideway in advance in order It is interior, it improves work efficiency.
6, a kind of storage and transportation system of bearing tiered warehouse facility, the automatic apolegamy system of bearing, can be according to offer Bearing outside diameter size moves preferred most suitable two bearings in depot data bank from system.Using automation equipment tuning, it is Computer automation operation, does not need artificially to participate in, it can be found that naked eyes can not observe the slightly difference of bearing bore diameter, improves Accuracy.
7, a kind of storage and transportation system of bearing tiered warehouse facility, be provided with underground pipeline, reduce with ground installation and The cross-operation in channel, it is safer and quick.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of transport trolley in the present invention a kind of storage and transportation system of bearing tiered warehouse facility;
Fig. 2 is a kind of storage of bearing tiered warehouse facility of the present invention and the arrangement schematic diagram of transportation system;
Fig. 3 is that transport trolley of the present invention transmits bearing to the alignment figure of caching slideway in each outlet through hole of transfer passage.
Specific embodiment
Below in conjunction with drawings and examples, the present invention is described in further detail.
The present invention a kind of storage and transportation system of bearing tiered warehouse facility, overall structure are as shown in Figure 2, comprising: in bearing Cable diameter gauge, automatic rotating disk, storage chain making machine, air-leg, piler, shelf, transport trolley (RGV) and press fitting station.
The bearing bore diameter measuring instrument is mounted on the garage entrance of tiered warehouse facility, when each bearing is put in storage, by bearing Cable diameter gauge detects the internal diameter of each bearing and is transmitted to host computer record, and host computer provides bearing corresponding storage position on shelf It sets.
In order to facilitate management, there are bearing automatic direction regulating device, i.e. automatic rotating disk at bearing bore diameter measuring instrument, use rotation Cylinder is realized, can be rotated 180 degree and is automatically stopped.According to the rules, one end direction three-dimensional storehouse that bearing bore diameter is big is required when storage Library, each bearing are stored according to internal diameter is in the same size;If detect the internal diameter small end of bearing towards tiered warehouse facility, When the bearing then come out through bearing bore diameter measuring instrument passes through automatic rotating disk, PC control turntable rotates 180 degree automatically, adjusts axis The direction held.
The inner diameter values detected using bearing bore diameter measuring instrument are more accurate, and being capable of handle automatically after measured Inner diameter values are stored in database;When press fitting station provides wheel shaft outer diameter value, host computer is matched automatically, and optimal is selected in shelf The bearing matched is transported to press fitting station.This data base administration mode is more accurate than hand-kept, matches more convenient.
After bearing measuring internal diameter, is rolled by turntable to storage chain making machine, be put in storage the side of chain making machine equipped with telescopic Air-leg, air-leg is located among two chains of storage chain making machine when static, and each chain fixes a bracket respectively, It is moved for loading bearing, and with chain, is put in storage the through shelf area of the other end of chain making machine.
When bearing is after automatic rotating disk has adjusted direction, slowly to storage chain making machine rolling, the air-leg of stretching is given The certain resistance of bearing, reduces the impact force of bearing, and then air-leg slowly retracts, and bearing is allowed to drop into storage chain making machine On two brackets, and steadily block.
The other end of storage chain making machine extend into shelf area, and bracket reaches shelf area, lead to chain movement, band dynamic bearing It crosses to join with piler and bearing is put on shelf;
Piler uses telescopic front and back pallet fork independence drive form, and the width of each pallet fork is less than storage chain making machine Spacing between two chains, pallet fork can move up and down;In storage, in order to guarantee warehouse-in efficiency, pallet fork takes bearing before only using It is put into shelf;It in outbound, is required according to technique, needs two pallet forks respectively to take a bearing every time, be placed on out in sequence , it is specified that preceding pallet fork bearing is unloaded on the preceding supporter of transport trolley on the transport trolley of library, it is small that rear pallet fork bearing is unloaded into conveying On the rear bracket of vehicle.
Detailed process is as follows:
When storage chain making machine, which is loaded with bearing, reaches shelf area, pallet fork drops to below bearing before piler stretches out, by axis It holds and is held up from the bracket of two chains, and rise back to piler original position;Then, piler is loaded with bearing and reaches specified storage Before shelf, each shelf include two card slots, and the spacing of card slot is greater than the width of stacker fork, after being directed at shelf, piler The pallet fork that stretching is loaded with bearing declines among card slot, and after bearing is stuck on two card slots, pallet fork retracts to piler original position.
When shelf progress bearing is put, put according to principle of putting from bottom to high level, from the near to the distant.
It is instructed when host computer issues, when bearing needs to press fitting station to be pressed, piler and transport trolley RGV are carried out Handover, is sent to press fitting station for bearing by transport trolley, realizes the press fitting of bearing.
The transport trolley is as shown in Figure 1, be a rail guided vehicle (RGV), in the underground lane as outbound pipeline Road traveling, and one end of underground passage extends to shelf area, while being provided with through-hole A on the ground, transport trolley in through-hole A from Join bearing with piler by rising or falling.
Underground passage realizes conveying of the bearing between stereo storage rack and press fitting station, is not take up ground space and channel, The layout of other equipment in workshop convenient to overhaul.
Detailed process is as follows:
Piler removes a pair of bearings from shelf, and drives at through-hole A, and transport trolley includes two energy independent-liftings Front and back supporter, use scissor mechanism;Every time can only a supporter risen or fallen by through-hole A, when piler is loaded with A pair of bearings to be pressed reaches at through-hole A, and the preceding supporter of transport trolley first rises to ground, and pallet fork exists before piler stretches out Decline among preceding supporter, before bearing is steadily stuck on supporter;The pallet fork that the spacing of each supporter is greater than piler is wide Degree.Then the preceding supporter of transport trolley falls back to low level, and moves ahead one section in underground passage, allows rear bracket by through-hole A rises on ground another bearing for continuing after to accept on pallet fork;Rear bracket rolls back low level, complete piler unloading, The process of RGV picking.The process for allowing RGV to run in this way, it is ensured that it is mobile not have repetition, it is only necessary to a side To movement.
After transport trolley loads the bearing that one treats press fitting, drop to underground passage traveling, and open by ground Mouth is used as outbound mouth, rises on ground and joins bearing with press fitting station;
It is specific as follows:
The press fitting station on ground is selected there are 2 in the present embodiment, respectively No. I press fitting station and No. II press fitting station, Each press fitting station respectively includes two bearing caching slideways, and each each one surface openings of correspondence of caching slideway are as bearing outbound Mouthful, respectively through-hole B mouthfuls, C mouthfuls of through-hole, D mouthfuls and through-hole E mouthfuls of through-hole;Wherein two axis of B mouthfuls of No. I press fitting stations corresponding with C mouthfuls Hold caching slideway;Two bearings of D mouthfuls of No. II press fitting stations corresponding with E mouthfuls cache slideway;
Transport trolley be loaded with bearing transport sequence be according to press fitting station from the distant to the near, as shown in figure 3, working as transport trolley When being loaded with bearing and reaching D mouthful and E mouthfuls of corresponding No. II press fitting stations centres, according to preceding supporter after first rear bracket sequence into Row unloading, rear bracket first pass through D mouthfuls and rise on ground, and bearing is discharged on caching slideway;Then, transport trolley forward one Section, preceding supporter is risen on ground by E mouthfuls, and bearing is discharged on caching slideway;This method of operation ensure that unloading Corresponding sequence it is clear, prevent logical mistake.
When transport trolley, which is loaded with bearing, to be reached among B mouthfuls and C mouthfuls corresponding No. I press fitting stations, rear bracket first passes through B Mouth rises on ground, and bearing is discharged on caching slideway;Then, transport trolley moves ahead one section, and preceding supporter is passed through on C mouth It is raised on ground, bearing is discharged on caching slideway;Each caching slideway can cache 5 or more bearings, in each caching A driving lever is respectively set in the end of slideway, while being used to the queue of stop bearing, moreover it is possible to for allocating the axis for pushing foremost Hold rolls forward;In bearing press mounting station using caching slideway, the bearing of press fitting can be prepared with buffered in advance, improve work effect Rate.
Transport trolley RGV automatically conveys the bearing that each press fitting station requires according to the apolegamy of host computer with certain sequence To press fitting point, it is only necessary to which operator carries out press fitting movement;It is this to reduce the mode of movement manually participated in, it can be maximum Reduce mistake.
Since all bearings are unanimously arranged according to inner diameter size dimensional directions, the bearing side on the supporter of front and back To consistent, when being pressed station and needing to adjust the big one end of a pair of bearings internal diameter both facing to wheel shaft, it is only necessary in B mouthful correspondences Caching slideway end and D mouthfuls of corresponding caching slideway ends automatic rotating disks are set, after adjusting bearing direction, then be rolled into bearing pressure Fill station.
By one of press fitting point in bearing press mounting station, bearing automatic direction regulating device is set, adjusts bearing bore diameter The big one end of size is pressed towards wheel shaft;Because of the difference in size of bearing bore diameter, human eye can not be differentiated, and be adjusted by automation After whole, press fitting station turns to bearing without artificially carrying out, and reduces press fitting mistake.
The present invention using stereo storage rack carry out bearing storage, can sufficiently solid storing space, improve storage capacity;Stacking Data in the bearing and database of machine storage correspond, and facilitate inspection and management.

Claims (5)

1. a kind of storage and transportation system of bearing tiered warehouse facility, which is characterized in that specifically include: bearing bore diameter measuring instrument, from Turn disk, storage chain making machine, air-leg, piler, shelf, transport trolley RGV and press fitting station;
The bearing bore diameter measuring instrument is mounted on the garage entrance of tiered warehouse facility and is surveyed when each bearing is put in storage by bearing bore diameter Amount instrument detects the internal diameter of each bearing and is transmitted to host computer record;Host computer provides bearing corresponding storage location on shelf;
There is automatic rotating disk at bearing bore diameter measuring instrument, realized using revolving cylinder, is automatically stopped when rotating 180 degree;
Bearing after measuring internal diameter rolls, on the side of storage chain making machine after automatic rotating disk adjustment direction to storage chain making machine Side is equipped with telescopic air-leg, and under the action of air-leg, bearing is slowly rolled to two moved with chain On bracket, and steadily block;
Bearing is stuck on bracket as chain is sent to shelf area, and bearing is put on shelf by joining with piler;
Piler is equipped with a pair of telescopic pallet fork, and pallet fork can move up and down;It reaches home when storage chain making machine is loaded with bearing When, piler stretches out pallet fork and drops to below bearing, bearing is held up from the bracket of two chains, and rise back to piler original Position;
Then before piler is loaded with the specified storing goods shelf of bearing arrival, each shelf include two card slots, after being directed at shelf, heap The pallet fork that stack machine stretching is loaded with bearing declines among card slot, and after bearing is stuck on two card slots, pallet fork retracts to piler It is in situ;
It is instructed when host computer issues, when bearing needs to press fitting station to be pressed, piler is handed over transport trolley RGV It connects, bearing is sent to by press fitting station by transport trolley, realizes the press fitting of bearing;
The transport trolley is travelled in underground passage, and underground passage is as outbound pipeline, and one end extends to shelf area, simultaneously It is provided with through-hole A on the ground, transport trolley freely rises or falls in through-hole A joins bearing with piler;
Piler removes a pair of bearings from shelf, and drives at through-hole A, transport trolley include two can be before independent-liftings Rear bracket, every time can only a supporter risen or fallen by through-hole A, arrived when piler is loaded with a pair of bearings to be pressed Up at through-hole A, the preceding supporter of transport trolley first rises to ground, and piler stretches out pallet fork and declines among preceding supporter, will Before bearing is steadily stuck on supporter;Then the preceding supporter decline of transport trolley, and moves ahead one section in underground passage, allows postposition Rack rises on ground by through-hole A continues to accept another bearing;
After transport trolley loads the bearing that one treats press fitting, drop to underground passage traveling, in the press fitting of corresponding ground Have through-hole at station, after transport trolley reaches press fitting station nearby, by through-hole rise on ground with press fitting station Join bearing;
Each press fitting station includes that two bearings cache slideway, the corresponding through-hole of each slideway, and transport trolley runs to press fitting Behind the centre of station, rear bracket first passes through through-hole and rises on ground, and bearing is discharged on caching slideway;Then, it conveys small One section of Chinese herbaceous peony row, preceding supporter is risen on ground by another through-hole, bearing is discharged on caching slideway;
Since the bearing direction on the supporter of front and back is consistent, when being pressed station and needing a pair of bearings direction difference, wherein one Automatic rotating disk is arranged on a caching slideway to be adjusted.
2. a kind of storage and transportation system of bearing tiered warehouse facility as described in claim 1, which is characterized in that each of described The width of pallet fork is less than the spacing between two chains of storage chain making machine, and less than the width between shelf card slot.
3. a kind of storage and transportation system of bearing tiered warehouse facility as described in claim 1, which is characterized in that the shelf When putting bearing, it then follows from bottom to high level, from the near to the distant put principle.
4. a kind of storage and transportation system of bearing tiered warehouse facility as described in claim 1, which is characterized in that each of described The spacing of supporter is greater than the pallet fork width of piler.
5. a kind of storage and transportation system of bearing tiered warehouse facility as described in claim 1, which is characterized in that each of described Caching slideway can cache five or more bearings, and a driving lever is respectively set in the end of each caching slideway, is used to stop axis While holding queue, moreover it is possible to for allocating the bearing rolls forward for pushing foremost.
CN201710878216.1A 2017-09-26 2017-09-26 A kind of storage and transportation system of bearing tiered warehouse facility Active CN107745906B (en)

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CN110937300B (en) * 2019-11-22 2021-08-03 重庆市伟岸测器制造股份有限公司 Self-checking flowmeter operation system
CN113184422A (en) * 2020-01-14 2021-07-30 齐齐哈尔四达铁路设备有限责任公司 Three-dimensional intelligent storage warehouse for bearings and measurement matching equipment
CN113148512A (en) * 2021-05-06 2021-07-23 长春工程学院 Train wheel set assembly part matching control system and control method
CN113146196B (en) * 2021-05-06 2022-06-28 长春工程学院 A production line for rail train intelligent wheelset press-fitting three-dimensional warehouse

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