CN210034995U - Maintenance is with multinomial item check out test set based on printing machine - Google Patents

Maintenance is with multinomial item check out test set based on printing machine Download PDF

Info

Publication number
CN210034995U
CN210034995U CN201920538520.6U CN201920538520U CN210034995U CN 210034995 U CN210034995 U CN 210034995U CN 201920538520 U CN201920538520 U CN 201920538520U CN 210034995 U CN210034995 U CN 210034995U
Authority
CN
China
Prior art keywords
inspection
board
workbench
top surface
bearing
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.)
Expired - Fee Related
Application number
CN201920538520.6U
Other languages
Chinese (zh)
Inventor
朱栋杰
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nanjing Dusai Mechanical And Electrical Equipment Co Ltd
Original Assignee
Nanjing Dusai Mechanical And Electrical Equipment Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Nanjing Dusai Mechanical And Electrical Equipment Co Ltd filed Critical Nanjing Dusai Mechanical And Electrical Equipment Co Ltd
Priority to CN201920538520.6U priority Critical patent/CN210034995U/en
Application granted granted Critical
Publication of CN210034995U publication Critical patent/CN210034995U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Landscapes

  • Structures Of Non-Positive Displacement Pumps (AREA)

Abstract

The utility model discloses a maintenance multi-item inspection device based on a printing machine, wherein a lateral fixing plate is symmetrically welded at one side edge of the top surface of an inspection workbench, a T-shaped bracket is arranged at the position corresponding to the lateral fixing plate at the other side edge of the top surface of the inspection workbench, a collecting groove is arranged at the position of the inner side of a connecting shaft seat and the T-shaped bracket at the top surface of the inspection workbench, a lubricating box is fixedly embedded in the mounting sleeve plate, an oil nozzle is arranged at the equal distance of the connecting part of the inner side of a protective frame plate and the lubricating box, and an oil filling pipe penetrates through the mounting sleeve plate, the structure of the utility model is scientific and reasonable, the use is safe and convenient, the bearing surface after inspection can be lubricated through the mounting sleeve plate, the lubricating box, the protective frame plate, the oil nozzle and the oil filling pipe, and the bearing has higher rotation precision in the installation and use process after inspection, and meanwhile, the bearing surface is prevented from influencing the normal operation of the bearing due to lack of lubricating oil.

Description

Maintenance is with multinomial item check out test set based on printing machine
Technical Field
The utility model relates to an inspection equipment technical field specifically is a maintenance is with multinomial item inspection equipment based on printing machine.
Background
The printing machine is the machine of printing characters and image, modern printing machine is generally by the dress version, scribble the china ink, the impression, defeated paper (including folding) mechanism constitution, and the printing machine is in daily use, it comes to make up the mechanism to the printing machine and inspects to need to utilize check equipment usually, and then in order to guarantee the steady operation of printing machine, and most inspection at present mainly inspects its inside bearing, and because traditional check equipment lacks the subassembly that carries out the oiling to the bearing after examining the end to the bearing, lead to the bearing can't carry out more smooth and easy rotation after inspection and installation, and then easily make the influence to the operation of bearing, simultaneously because lack the function of collecting lubricating oil, and then lead to the lubricating oil easily to produce the phenomenon of excessive pollution, cause the waste of lubricating oil simultaneously.
SUMMERY OF THE UTILITY MODEL
The utility model provides a maintenance is with multinomial item inspection equipment based on printing machine, can effectively solve traditional inspection equipment that proposes in the above-mentioned background art and lack the subassembly that carries out the oiling to the bearing after examining the end to the bearing, lead to the bearing can't carry out more smooth and easy rotation after inspection and installation, and then easily make the influence to the operation of bearing, simultaneously because lack the function of collecting lubricating oil, and then lead to lubricating oil easily to produce the phenomenon of excessive scattered pollution, cause the problem of the waste of lubricating oil simultaneously.
In order to achieve the above object, the utility model provides a following technical scheme: a maintenance multi-item inspection device based on a printing machine comprises an inspection workbench, fixed supporting columns are fixedly welded at the corners of the bottom end of the inspection workbench, a lateral fixing plate is symmetrically welded at one side edge end of the top surface of the inspection workbench, an inspection motor is fixedly connected with the inner side of the lateral fixing plate in an embedded manner, the middle end of one side of the inspection motor is rotatably connected with a rotating shaft, one end of the rotating shaft, far away from the inspection motor, is fixedly welded with a connecting shaft seat, a fastening ring is sleeved in the connecting shaft seat, limit bolts are symmetrically connected with the two side edges of the connecting shaft seat, and the limit bolt is fixedly connected with the fastening ring, a T-shaped bracket is arranged at the position of the other side edge end of the top surface of the inspection workbench, which corresponds to the lateral fixing plate, through a screw, a rotary seat is welded at the position, close to the connecting shaft seat, of the upper end of the top of the T-shaped support, and the input end of the inspection motor is electrically connected with the output end of an external power supply;
a flow collecting groove is formed in the positions, located on the top surface of the inspection workbench, of the inner sides of the connecting shaft seat and the T-shaped support, and a discharge hole is formed in the middle end of the inside of the flow collecting groove;
the utility model discloses a lubricating oil tank, including the mass flow groove limit portion, installation lagging is located inspection workstation top position department and installs the installation lagging, the inside embedding fixed mounting of installation lagging has lubricated case, the positive middle-end fixed mounting of lubricated case has the protection frame board, the equal distance of junction of protection frame inboard and lubricated case is installed the fuel sprayer, lubricated case side board middle-end fixedly connected with oiling pipe, the oiling pipe runs through in the installation lagging.
Preferably, the bottom end surfaces of the fixed pillars are fixedly bonded with shock-absorbing rubber pads.
Preferably, the side end of the inner side of the flow collecting groove is provided with a flow guide inclined plane, and the bottom end of the discharge hole is connected with a sewage collecting pipe.
Preferably, the installation sleeve plate is internally provided with a containing groove, the lubricating box is embedded in the containing groove, and the outer diameter of the lubricating box is equal to the inner diameter of the containing groove.
An air pump is arranged at the position, opposite to the inspection motor, of the other side edge end of the top surface of the inspection workbench, an air inlet hose is fixedly connected to the end of the inner side of the air pump, a U-shaped support is arranged at the position, opposite to the inspection motor, of the other side of the top surface of the inspection workbench, a support rod is fixedly arranged at the bottom end of the U-shaped support, a pressure-bearing spring is fixedly welded at the bottom end of the support rod, a sleeve is arranged on the outer side of the bottom of the pressure-bearing spring, the pressure-bearing spring is embedded in the sleeve, the sleeve is fixedly connected with the inspection workbench;
u type support one side corresponds position department with the air pump and installs dirty case, dirty incasement portion of collection is close to U type support department sliding connection and advances dirty board, dirty incasement portion of collection keeps away from U type support department and corresponds position department sliding connection with advancing dirty board and has the blowdown board.
Preferably, the top surface of the sewage collection tank is provided with embedded chutes at positions corresponding to the sewage inlet plate and the sewage discharge plate, and the sewage inlet plate and the sewage discharge plate are embedded in the embedded chutes.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model has the advantages of being scientific and reasonable in structure, convenience safe in utilization:
1. can lubricate the bearing surface after the inspection through installation lagging, lubricated case, protection frame board, fuel sprayer and notes oil pipe and handle, and then make the bearing in the installation use after the inspection, possess higher rotation accuracy, avoid the bearing surface to influence its normal operating because of lacking lubricating oil simultaneously.
2. Be convenient for through collection groove and relief hole carry out the water conservancy diversion of concentrating and concentrated discharge with the lubricating oil of bearing surface overflow, and then avoid the lubricating oil that overflows to cause the pollution to inspection table surface, prevent simultaneously that lubricating oil from producing extravagantly.
3. Can carry out the fixed stay to pipe fittings such as the tuber pipe of inspection through U type support, branch, pressure-bearing spring, sleeve pipe and connecting plate, utilize dirty case, the dirty board of advancing and blowdown board to be convenient for concentrate the collection with filths such as dust that pipe fittings such as tuber pipe were inside got rid of simultaneously, and then reduced the intensity of labour of artifical clearance.
4. Through side direction fixed plate, inspection motor, pivot, connection axle bed, tighrening ring, spacing bolt, T type support, roating seat, air pump and air inlet hose can be on same inspection workstation to the bearing of printing machine and constitution mechanisms such as tuber pipe inspect, and then improved inspection workstation's inspection scope and inspection efficiency.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.
In the drawings:
fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a schematic view of the installation structure of the lubrication box of the present invention;
FIG. 3 is a schematic view of the mounting structure of the U-shaped bracket of the present invention;
reference numbers in the figures: 1. an inspection work bench; 2. fixing a strut; 3. a lateral fixing plate; 4. checking the motor; 5. a rotating shaft; 6. connecting the shaft seat; 7. a fastening ring; 8. a limit bolt; 9. a T-shaped bracket; 10. a rotating base; 11. a collecting groove; 12. a discharge hole; 13. installing a sleeve plate; 14. a lubrication box; 15. a protective frame plate; 16. an oil jet; 17. an oil filling pipe; 18. an air pump; 19. an air intake hose; 20. a U-shaped bracket; 21. a strut; 22. a pressure-bearing spring; 23. a sleeve; 24. a connecting plate; 25. a sewage collection tank; 26. a sewage inlet plate; 27. a pollution discharge plate.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.
Example (b): as shown in figures 1-3, the utility model provides a technical scheme, a maintenance multi-item inspection device based on a printing machine, which comprises an inspection workbench 1, wherein fixed pillars 2 are fixedly welded at each corner of the bottom end of the inspection workbench 1, damping rubber pads are fixedly bonded on the bottom end surfaces of the fixed pillars 2, so that the fixed pillars 2 have higher stability and damping capability in the process of supporting the inspection workbench 1, a lateral fixing plate 3 is symmetrically welded at one side end of the top surface of the inspection workbench 1, an inspection motor 4 is fixedly connected with the inner side of the lateral fixing plate 3 in an embedded manner, a rotating shaft 5 is rotatably connected at the middle end of one side of the inspection motor 4, a connecting shaft seat 6 is fixedly welded at one end of the rotating shaft 5 far away from the inspection motor 4, a fastening ring 7 is sleeved inside the connecting shaft seat 6, limiting bolts 8 are symmetrically connected at both side parts of the connecting shaft seat 6, and the limiting bolts, the other side edge of the top surface of the inspection workbench 1 corresponds to the lateral fixing plate 3 and is provided with a T-shaped support 9 through a screw, the middle end of the top of the T-shaped support 9 is welded with a rotating seat 10 close to the connecting shaft seat 6, and the input end of the inspection motor 4 is electrically connected with the output end of an external power supply.
Connect axle bed 6 and 9 inboard top surface positions departments that are located inspection workstation 1 and seted up collection groove 11, the relief hole 12 has been seted up to the inside middle-end in collection groove 11, and 11 inboard side ends in collection groove are provided with the water conservancy diversion inclined plane, and the 12 bottom of relief hole is connected with dirty pipe of collection, is convenient for carry out the water conservancy diversion in time with the lubricating oil that will fall into collection groove 11 inside, is convenient for carry the lubricating oil of collecting simultaneously.
The position department of the 11 limit portions in inspection work platform 1 top of collection chute installs installation lagging 13, the inside embedding fixed mounting of installation lagging 13 has lubricated case 14, the inside storage tank that has seted up of installation lagging 13, lubricated case 14 inlays in the storage tank, and lubricated case 14's external diameter equals with the internal diameter of storage tank, be convenient for lubricated case 14 and the fixed mounting and the activity between installation lagging 13 are dismantled, the stability of lubricated case 14 after the installation has been guaranteed simultaneously, lubricated case 14 openly middle-end fixed mounting has protection frame board 15, the nozzle 16 is installed to the inboard junction with lubricated case 14 of protection frame board 15 equidistance, 14 side boards middle-end fixedly connected with oil filler pipe 17 of lubricated case, oil filler pipe 17 runs through in installation lagging 13.
The air pump 18 is installed with inspection motor 4 relative position department in 1 top surface opposite side limit end of inspection workstation, air pump 18 medial extremity fixedly connected with air inlet hose 19, 1 top surface opposite side of inspection workstation and inspection motor 4 homonymy department install U type support 20, U type support 20 bottom fixed mounting has branch 21, the fixed welding of branch 21 bottom has pressure-bearing spring 22, pressure-bearing spring 22 bottom outside is provided with sleeve pipe 23, and pressure-bearing spring 22 inlays in sleeve pipe 23, sleeve pipe 23 is through fixed connection between the connecting plate 24 of its bottom and the inspection workstation 1, the input of air pump 18 and the output electric connection of commercial power.
U type support 20 one side corresponds position department with air pump 18 and installs dirty case 25, dirty case 25 is inside to be close to U type support 20 department sliding connection and advances dirty board 26, dirty case 25 is inside to be kept away from U type support 20 department and to advance dirty board 26 and correspond position department sliding connection have blowdown board 27, dirty case 25 top surface both sides of collection and advance dirty board 26 and blowdown board 27 and correspond position department and have all seted up the gomphosis spout, and advance dirty board 26 and blowdown board 27 and all inlay in the gomphosis spout, be convenient for advance dirty board 26 and blowdown board 27 and gather the sliding connection between the dirty case 25, and then make and advance dirty board 26 and blowdown board 27 more simple and convenient when opening and closing.
The utility model discloses a theory of operation and use flow: before the maintenance multi-item inspection equipment based on the printing machine is actually used for inspection, firstly, an inspection workbench 1 is moved to an inspection area and is horizontally and fixedly supported by a fixing support column 2 at the bottom end of the inspection workbench;
after the inspection workbench 1 is fixedly supported, selective operation is carried out according to the inspected item content at the moment, when the bearing assembly in the printing machine needs to be inspected, only one end of the bearing needs to be inserted into the connecting shaft seat 6 at the moment, the limiting bolt 8 outside the connecting shaft seat 6 is rotated, the bearing and the fastening ring 7 are fixed through the limiting bolt 8, then the position of the T-shaped support 9 on the inspection workbench 1 is adjusted, the other end of the rotating shaft 5 is connected with the rotating seat 10 inside the T-shaped support 9, after the bearing is connected, the inspection motor 4 inside the lateral fixing plate 3 is started at the moment, the inspection motor 4 is YVFE2-315S-4, the rotating shaft 5 is driven to rotate through the inspection motor 4, the connecting shaft seat 6 and the bearing are driven to rotate through the rotating shaft 5, and the rolling sound of the bearing, the rolling sound and the rolling sound of the bearing can be conveniently inspected by an inspector, The vibration, the temperature and the lubrication state are checked, when the lubrication degree of the surface of the bearing is low, the lubricating oil in the lubricating box 14 can be timely acted on the outer surface of the bearing by using the oil nozzle 16 in the protective frame plate 15, so that the bearing is lubricated, the lubricating box 14 is connected through the mounting sleeve plate 13, the dismounting is convenient, meanwhile, the oil injection pipe 17 is convenient to inject oil timely, the lubrication requirement is met, and the stable operation of the bearing in the subsequent operation is ensured by lubricating the surface of the bearing;
when the bearing is lubricated, the collecting groove 11 on the top surface of the inspection workbench 1 can be used for timely and intensively flowing out the lubricating oil overflowed from the surface of the bearing, and the discharging hole 12 is combined to intensively discharge the lubricating oil into a container, so that the pollution of the lubricating oil on the inspection workbench 1 is avoided, and the waste of the lubricating oil is avoided;
when people need to inspect air pipes such as an air pipe, one end of the air pipe is connected with the air inlet hose 19, the air inlet hose 19 is connected with the air pump 18, the other end of the air pipe is connected in the U-shaped support 20 in a lap mode, the U-shaped support 20 is supported by the support rod 21 and the pressure bearing spring 22 at the bottom end of the U-shaped support, the height of the U-shaped support 20 is easy to adjust, meanwhile, the bottom ends of the support rod 21 and the pressure bearing spring 22 are connected with the inspection workbench 1 through the sleeve 23 and the connecting plate 24, the installation stability is high, after the air pipe is connected and fixed, the air pump 18 is started, the type of the air pump 18 is YD-3312, the high-pressure air flow generated by the air pump 18 is conveyed into the air pipe through the air inlet hose 19, when the interior of the air pipe is blocked, the air pipe can be dredged by the, utilize high-pressure draught to clear up its inside dust and filth etc. this moment, and the blowdown board 27 with dirty case 25 roof of collection this moment closes, and open into dirty board 26, utilize the guide effect of air current, can concentrate dust and filth and carry to dirty case 25 in, and the inside dust of dirty case 25 of collection is when gathering up the certain degree, beat blowdown board 27 this moment and can discharge dust and filth and clear up, collect with dust and filth etc. of trachea inside concentrating through this kind of mode, and then avoid dust and filth to cause the pollution to the top surface of inspection workstation 1, the intensity of labour of manual cleaning has been reduced simultaneously.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (6)

1. A multi-item inspection apparatus for maintenance based on a printing press, comprising an inspection table (1), characterized in that: the inspection workbench is characterized in that fixed pillars (2) are fixedly welded at each corner of the bottom end of the inspection workbench (1), a lateral fixing plate (3) is symmetrically welded at one side edge end of the top surface of the inspection workbench (1), an inspection motor (4) is fixedly embedded into the inner side of the lateral fixing plate (3), a rotating shaft (5) is rotatably connected at the middle end of one side of the inspection motor (4), a connecting shaft seat (6) is fixedly welded at one end of the rotating shaft (5) far away from the inspection motor (4), a fastening ring (7) is sleeved inside the connecting shaft seat (6), limiting bolts (8) are symmetrically connected at two side edges of the connecting shaft seat (6), the limiting bolts (8) are fixedly connected with the fastening ring (7), a T-shaped support (9) is installed at the position corresponding to the lateral fixing plate (3) at the other side edge end of the top, a rotating seat (10) is welded at the middle end of the top of the T-shaped support (9) close to the connecting shaft seat (6), and the input end of the inspection motor (4) is electrically connected with the output end of an external power supply;
a flow collecting groove (11) is formed in the positions, located on the top surface of the inspection workbench (1), of the inner sides of the connecting shaft seat (6) and the T-shaped support (9), and a discharge hole (12) is formed in the middle end of the inside of the flow collecting groove (11);
collecting groove (11) limit portion is located inspection workstation (1) top position department and installs installation lagging (13), the inside embedding fixed mounting of installation lagging (13) has lubricated case (14), lubricated case (14) positive middle-end fixed mounting has protection deckle board (15), the equal distance of junction of protection deckle board (15) inboard and lubricated case (14) is installed fuel sprayer (16), lubricated case (14) a side board middle end fixedly connected with oiling pipe (17), oiling pipe (17) run through in installation lagging (13).
2. A printer-based maintenance multi-item inspection apparatus according to claim 1, wherein: and shock-absorbing rubber pads are fixedly bonded on the bottom end surfaces of the fixed pillars (2).
3. A printer-based maintenance multi-item inspection apparatus according to claim 1, wherein: the side end of the inner side of the flow collecting groove (11) is provided with a flow guide inclined plane, and the bottom end of the discharge hole (12) is connected with a sewage collecting pipe.
4. A printer-based maintenance multi-item inspection apparatus according to claim 1, wherein: the mounting sleeve plate (13) is internally provided with a containing groove, the lubricating box (14) is embedded in the containing groove, and the outer diameter of the lubricating box (14) is equal to the inner diameter of the containing groove.
5. A printer-based maintenance multi-item inspection apparatus according to claim 1, wherein: an air pump (18) is mounted at the position, opposite to the inspection motor (4), of the other side edge end of the top surface of the inspection workbench (1), an air inlet hose (19) is fixedly connected to the end portion of the inner side of the air pump (18), a U-shaped support (20) is mounted at the position, opposite to the side of the top surface of the inspection workbench (1), of the inspection motor (4), a support rod (21) is fixedly mounted at the bottom end of the U-shaped support (20), a pressure-bearing spring (22) is fixedly welded to the bottom end of the support rod (21), a sleeve (23) is arranged on the outer side of the bottom of the pressure-bearing spring (22), the pressure-bearing spring (22) is embedded in the sleeve (23), the sleeve (23) is fixedly connected with the inspection workbench (1) through a connecting plate (24) at the bottom;
u type support (20) one side corresponds position department with air pump (18) and installs dirt collection box (25), dirt collection box (25) inside is close to U type support (20) and locates sliding connection and advance dirty board (26), dirt collection box (25) inside is kept away from U type support (20) department and is corresponded position department sliding connection with advancing dirty board (26) and has blowdown board (27).
6. A printer-based maintenance multi-item inspection apparatus according to claim 5, wherein: the top surface both sides of dirt collection box (25) and the corresponding position department of advancing dirty board (26) and blowdown board (27) have all seted up the gomphosis spout, and advance dirty board (26) and blowdown board (27) and all inlay in the gomphosis spout.
CN201920538520.6U 2019-04-19 2019-04-19 Maintenance is with multinomial item check out test set based on printing machine Expired - Fee Related CN210034995U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920538520.6U CN210034995U (en) 2019-04-19 2019-04-19 Maintenance is with multinomial item check out test set based on printing machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920538520.6U CN210034995U (en) 2019-04-19 2019-04-19 Maintenance is with multinomial item check out test set based on printing machine

Publications (1)

Publication Number Publication Date
CN210034995U true CN210034995U (en) 2020-02-07

Family

ID=69360416

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201920538520.6U Expired - Fee Related CN210034995U (en) 2019-04-19 2019-04-19 Maintenance is with multinomial item check out test set based on printing machine

Country Status (1)

Country Link
CN (1) CN210034995U (en)

Similar Documents

Publication Publication Date Title
CN206216662U (en) A kind of gas turbine final assembly car
CN210034995U (en) Maintenance is with multinomial item check out test set based on printing machine
CN112213099B (en) Partial rotary valve gear box fault detection device and method
CN112127466A (en) Municipal administration drainage equipment
CN208193951U (en) A kind of metallurgy dust-precipitator
CN106894065B (en) A kind of cylinder tube Brush Plating prosthetic device
CN209570122U (en) Novel threaded verifying attachment
CN205968422U (en) Valve body upper cover processing line's brass powder chip discharge mechanism
CN210914241U (en) Detection platform is used in ball processing
CN208797731U (en) A kind of generator air port waterproof construction
CN208163412U (en) One kind periodically can easily use grinding machine bearing shell lubricant feeding apparatus
CN208537534U (en) A kind of underground water pollution detection device
CN205968435U (en) Valve body upper cover processing line's garbage collection chip discharge mechanism
CN116174380B (en) Conveying and cleaning device for metal blade production
CN220178184U (en) Novel practical hydraulic tailstock
CN206604836U (en) The automatic gumming cleaner of pick block
CN209012756U (en) A kind of motor test oil collection box
CN214788653U (en) Novel aerogenerator sliding ring bearing greasy dirt protection device
CN218308767U (en) Anti UV agent spraying assembly
CN110116312A (en) A kind of reversely hung Yong waterwheel
CN210427267U (en) Firing measuring device
CN218119217U (en) Make things convenient for meteorological monitoring equipment mounting structure of dismouting
CN215293905U (en) Combined electric dust remover
CN210371043U (en) Oil receiving disc for wind generating set
CN217850828U (en) Select egg and wash egg all-in-one in grades

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20200207