CN208215125U - A kind of roller sand blasting unit convenient for collecting sand grains - Google Patents

A kind of roller sand blasting unit convenient for collecting sand grains Download PDF

Info

Publication number
CN208215125U
CN208215125U CN201820486149.9U CN201820486149U CN208215125U CN 208215125 U CN208215125 U CN 208215125U CN 201820486149 U CN201820486149 U CN 201820486149U CN 208215125 U CN208215125 U CN 208215125U
Authority
CN
China
Prior art keywords
fixedly connected
roller
sand
plate
sand grains
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
CN201820486149.9U
Other languages
Chinese (zh)
Inventor
朱凤祥
殷利明
沈晓平
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.)
Baililai Roll (wuxi) Co Ltd
Original Assignee
Baililai Roll (wuxi) 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 Baililai Roll (wuxi) Co Ltd filed Critical Baililai Roll (wuxi) Co Ltd
Priority to CN201820486149.9U priority Critical patent/CN208215125U/en
Application granted granted Critical
Publication of CN208215125U publication Critical patent/CN208215125U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Landscapes

  • Soil Working Implements (AREA)

Abstract

The utility model provides a kind of roller sand blasting unit convenient for collecting sand grains, is related to roller field.This is convenient for the roller sand blasting unit for collecting sand grains, including body, fixed plate is fixedly connected on the inner wall of the body, bracket is fixedly connected at the top of the fixed plate, fulcrum is hinged on the inside of the bracket, the outer sheath of fulcrum is equipped with roller ontology, and the right end of fulcrum extends to the outside of bracket, the right end of fulcrum is fixedly connected with servo motor, and the bottom of servo motor is fixedly connected with mounting base.This is convenient for the roller sand blasting unit for collecting sand grains, by being provided with mounting plate, buffer spring, baffle and rubber arc plate, the sand grains to splash during buffer spring and rubber arc plate buffering sandblasting procedures, reduce sand grains collision and hit and splashes four and fall, the movement of baffle limitation rubber arc plate, buffer spring is oriented to, oblique seat and connection bucket successively guides buffering to fall rear sand grains to enter in collecting box, and electric pushrod drives push plate aggregation grit collection.

Description

A kind of roller sand blasting unit convenient for collecting sand grains
Technical field
The utility model relates to roller technical field, specially a kind of roller convenient for collecting sand grains is filled with sandblasting It sets.
Background technique
Tea-seed oil process includes that harvesting stores, drying, cleaning removal of impurities, separation of hull from kernel, flattens, rolls embryo, steams and fry, squeeze The manufacturing procedures such as liquefaction, filtering and impurity removing and depickling decoloration degreasing deodorization, wherein rolling embryo process is using mechanical effect, by oil plant By the granular process for being pressed into thin slice, the purpose for rolling embryo is to destroy the cell tissue of oil plant, creates advantageous condition to steam to fry, with Just in squeezing or leaching, grease is enable to smoothly separate out, at present for roll embryo mainly utilize adjacent roller section into Row rolls, and existing roller generally uses integral casting forming, needs to use sand blasting unit in roller process, such as A kind of roll surface sand blasting unit for rubber roller that patent No. CN201620600499.4 is mentioned, in use, the roller of rotation and spray Sand facies collision causes sand grains to flash, and causes the trouble cleared up and collected, makes troubles to personnel.
Utility model content
(1) the technical issues of solving
In view of the deficiencies of the prior art, the utility model provide it is a kind of convenient for collect sand grains roller filled with sandblasting Set, have collection sand grains, staggeredly guide sandblasting the advantages that, solve in use, roller and the sandblasting of rotation collide Cause sand grains to flash, the trouble cleared up and collected is caused, the problem of making troubles to personnel.
(2) technical solution
To realize the purpose mentioned in above-mentioned background technique, the utility model is provided the following technical solutions: one kind is convenient for receipts Collect the roller sand blasting unit of sand grains, including body, is fixedly connected with fixed plate, the fixed plate on the inner wall of the body Top be fixedly connected with bracket, be hinged with fulcrum on the inside of the bracket, the outer sheath of the fulcrum is equipped with roller ontology, The right end of the fulcrum extends to the outside of bracket, and the right end of the fulcrum is fixedly connected with servo motor, the servo motor Bottom be fixedly connected with mounting base, the side of the fixed plate is provided with supporting plate, and is fixedly connected at the top of the supporting plate The outer surface of one sliding rail and the second sliding rail, first sliding rail and the second sliding rail slidably connects trolley respectively.
The interior bottom of the body is fixedly connected with oblique seat, fixing seat is fixedly connected at the top of the oblique seat, and fixed The inside of seat is fixedly connected with electric pushrod, and the electric pushrod is fixedly connected with push plate far from one end of fixing seat, described oblique The inside of seat is interspersed with conduit, and the inside of the organism soleplate is connected with connection bucket, and the bottom end of the connection bucket is fixedly connected with Collecting box, the interior bottom of the collecting box are fixedly connected with connecting plate, and sliding slot, the sliding slot are offered at the top of the connecting plate Be internally provided with sliding block, and collection groove body is fixedly connected at the top of sliding block, the right side opening of the collecting box is equipped with cleaning door.
Preferably, the bottom end of the conduit through oblique seat inside and extend to the lower section of body, the conduit with connect Branch pipe is fixedly connected between bucket.
Preferably, switch gate is offered on the left of the body, and sealing ring, institute are fixedly connected on the inside of the switch gate It states and is fixedly connected with handle on the left of switch gate.
Preferably, bolster is fixedly connected on the inner wall of the body, the bolster includes mounting plate, the installation The outer surface of plate is fixedly connected with buffer spring, and the buffer spring is fixedly connected with rubber arc plate far from one end of mounting plate.
Preferably, the mounting plate outer surface and it is located on the outside of buffer spring and is fixedly connected with baffle, and baffle is interior Side is in contact with rubber arc plate.
Preferably, sand-blasting gun is fixedly connected at the top of the trolley, the side of the sand-blasting gun is fixedly connected with connection Pipe.
Preferably, the trolley, sand-blasting gun and connecting tube quantity are two, and first sliding rail and the second sliding rail are mutually wrong It opens.
(3) beneficial effect
Compared with prior art, the utility model provides a kind of roller sand blasting unit convenient for collecting sand grains, tool It is standby following the utility model has the advantages that
It 1, should be convenient for the roller sand blasting unit of collection sand grains, by being provided with mounting plate, buffer spring, baffle and rubber The sand grains to splash during glue arc plate, buffer spring and rubber arc plate buffering sandblasting procedures reduces sand grains collision and hits and splash four and fall, keeps off Plate limit rubber arc plate movement, buffer spring is oriented to, the progress of buffering is guided, by be provided with oblique seat, connection bucket, Collecting box, electric pushrod and push plate, oblique seat and connection bucket successively guides to buffer and fall rear sand grains and enter in collecting box, electric pushrod Push plate is driven to assemble grit collection, by being provided with branch pipe, conduit, connecting plate and collecting groove body, conduit guides poly- on the inside of push plate The sand grains of collection is snapped down to collecting box, skids off collection groove body through sliding slot and is cleared up.
It 2, should be convenient for the roller sand blasting unit of collection sand grains, by being provided with servo motor, roller ontology and branch Axis drives roller ontology to carry out sandblasting come back rotation, area can be lacked to sandblasting using the running of servo motor through fulcrum Operation is returned, by being provided with the first sliding rail, the second sliding rail, trolley, sand-blasting gun and connecting tube, the first sliding rail and the second sliding rail are successively Pilot trolley and sand-blasting gun carry out sandblasting, and double sided slider bar operates simultaneously, reduce sandblasting stroke, reduce requirement and raising to connecting tube Sandblasting efficiency, the first sliding rail and the second sliding rail mutually staggered are single still to carry out in single sliding rail failure or maintenance Sandblasting work.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model;
Fig. 2 is the utility model bolster structural schematic diagram.
In figure: 1 body, 2 bolsters, 201 mounting plates, 202 buffer springs, 203 baffles, 204 rubber arc plates, 3 brackets, 4 Roller ontology, 5 fulcrums, 6 servo motors, 7 fixed plates, 8 sand-blasting guns, 9 second sliding rails, 10 push plates, 11 sliding slots, 12 fixing seats, 13 connecting plates, 14 collect groove bodies, 15 collecting boxs, 16 connection buckets, 17 branch pipes, 18 supporting plates, 19 conduits, 20 oblique seats, 21 electric pushrods, 22 switch gates, 23 first sliding rails, 24 trolleies.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.
The utility model embodiment provides a kind of roller sand blasting unit convenient for collecting sand grains, packet referring to FIG. 1-2, Body 1 is included, the left side of body 1 offers switch gate 22, and the inside of switch gate 22 is fixedly connected with sealing ring, a left side for switch gate 22 Side is fixedly connected with handle, and fixed plate 7 is fixedly connected on the inner wall of body 1, and the top of fixed plate 7 is fixedly connected with bracket 3, The inside of bracket 3 is hinged with fulcrum 5, and the outer sheath of fulcrum 5 is equipped with roller ontology 4, and the right end of fulcrum 5 extends to bracket 3 Outside, the right end of fulcrum 5 are fixedly connected with servo motor 6, and the bottom of servo motor 6 is fixedly connected with mounting base, pass through setting There are servo motor 6, roller ontology 4 and fulcrum 5, drives roller ontology 4 back and forth through fulcrum 5 using the running of servo motor 6 Rotation carries out sandblasting, area's passes can be lacked to sandblasting, the side of fixed plate 7 is provided with supporting plate 18, the top of supporting plate 18 It is fixedly connected with the first sliding rail 23 and the second sliding rail 9, the outer surface of the first sliding rail 23 and the second sliding rail 9 slidably connects small respectively Vehicle 24, the top of trolley 24 are fixedly connected with sand-blasting gun 8, and the side of sand-blasting gun 8 is fixedly connected with connecting tube, trolley 24, sandblasting Rifle 8 and connecting tube quantity are two, and the first sliding rail 23 is mutually staggered with the second sliding rail 9, by being provided with the first sliding rail 23, second Successively pilot trolley 24 and sand-blasting gun 5 carry out for sliding rail 9, trolley 24, sand-blasting gun 8 and connecting tube, the first sliding rail 23 and the second sliding rail 9 Sandblasting, double sided slider bar operate simultaneously, reduce sandblasting stroke, reduce the requirement to connecting tube and improve sandblasting efficiency, mutually stagger First sliding rail 23 and the second sliding rail 9 can still carry out sandblasting work, the inner wall of body 1 in single sliding rail failure or maintenance On be fixedly connected with bolster 2, bolster 2 includes mounting plate 201, and the outer surface of mounting plate 201 is fixedly connected with buffer spring 202, buffer spring 202 is fixedly connected with rubber arc plate 204 far from one end of mounting plate 201,201 outer surface of mounting plate and is located at The outside of buffer spring 202 is fixedly connected with baffle 203, and the inside of baffle 203 is in contact with rubber arc plate 204, by setting It is equipped with mounting plate 201, buffer spring 202, baffle 203 and rubber arc plate 204, buffer spring 202 and the buffering of rubber arc plate 204 are sprayed The sand grains to splash in sand procedure reduces sand grains collision and hits and splashes four and fall, and baffle 203 limits the movement of rubber arc plate 204, to slow It rushes spring 202 to be oriented to, guides the progress of buffering.
The interior bottom of body 1 is fixedly connected with oblique seat 20, and the top of oblique seat 20 is fixedly connected with fixing seat 12, and fixing seat 12 inside is fixedly connected with electric pushrod 21, and electric pushrod 21 is fixedly connected with push plate 10 far from one end of fixing seat 12, tiltedly The inside of seat 20 is interspersed with conduit 19, and the inside of 1 bottom plate of body is connected with connection bucket 16, and the bottom end of conduit 19 is through oblique seat 20 Lower section that is internal and extending to body 1, is fixedly connected with branch pipe 17 between conduit 19 and connection bucket 16, the bottom end of connection bucket 16 is solid Surely it is connected with collecting box 15, by being provided with oblique seat 20, connection bucket 16, collecting box 15, electric pushrod 21 and push plate 10, oblique seat 20 It successively guides buffering to fall rear sand grains with connection bucket 16 to enter in collecting box 15, electric pushrod 21 drives push plate 10 to assemble sand grains and receives Collection, the interior bottom of collecting box 15 are fixedly connected with connecting plate 13, and the top of connecting plate 13 offers sliding slot 11, the inside of sliding slot 11 It is provided with sliding block, and is fixedly connected at the top of sliding block and collects groove body 14, the right side opening of collecting box 15 is equipped with cleaning door, by setting It is equipped with branch pipe 17, conduit 19, connecting plate 13 and collects groove body 14, conduit 19 guides the sand grains assembled on the inside of push plate 10 to be snapped down to receipts Header 15 skids off collection groove body 14 through sliding slot 11 and is cleared up.
The electric elements occurred in this article are electrically connected with extraneous main controller and 220V alternating current, and main controller can be meter Calculation machine etc. plays the conventionally known equipment of control.
When in use, roller ontology 4 is driven to carry out sandblasting come back rotation through fulcrum 5 using the running of servo motor 6, it can To lack area's passes to sandblasting, successively pilot trolley 24 and sand-blasting gun 5 carry out sandblasting for the first sliding rail 23 and the second sliding rail 9, Double sided slider bar operates simultaneously, reduces sandblasting stroke, reduces the requirement to connecting tube and improves sandblasting efficiency, first mutually staggered is sliding Rail 23 and the second sliding rail 9 can still carry out sandblasting work, buffer spring 202 and rubber in single sliding rail failure or maintenance Arc plate 204 buffers the sand grains to splash during sandblasting procedures, reduces sand grains collision and hits and splash four and fall, baffle 203 limits rubber arc plate 204 movement is oriented to buffer spring 202, guides the progress of buffering, and oblique seat 20 successively guides buffering to fall with connection bucket 16 Fall behind sand grains to enter in collecting box 15, electric pushrod 21 drives push plate 10 to assemble grit collection, and conduit 19 guides 10 inside of push plate The sand grains of aggregation is snapped down to collecting box 15, skids off collection groove body 14 through sliding slot 11 and is cleared up.
In conclusion should be convenient for the roller sand blasting unit of collection sand grains, by being provided with servo motor 6, roller Ontology 4 and fulcrum 5 drive roller ontology 4 to carry out sandblasting come back rotation using the running of servo motor 6 through fulcrum 5, can be right Sandblasting lacks area's passes, by being provided with the first sliding rail 23, the second sliding rail 9, trolley 24, sand-blasting gun 8 and connecting tube, first Successively pilot trolley 24 and sand-blasting gun 5 carry out sandblasting for sliding rail 23 and the second sliding rail 9, and double sided slider bar operates simultaneously, reduce sandblasting stroke, Reduce the requirement to connecting tube and improves sandblasting efficiency, the first sliding rail 23 and the second sliding rail 9 mutually staggered, in single sliding rail event When barrier or maintenance, sandblasting work can be still carried out, by being provided with mounting plate 201, buffer spring 202, baffle 203 and rubber Arc plate 204, buffer spring 202 and rubber arc plate 204 buffer the sand grains to splash during sandblasting procedures, and reduction sand grains collision, which is hit, splashes Four fall, and baffle 203 limits the movement of rubber arc plate 204, are oriented to buffer spring 202, the progress of buffering are guided, by setting It is equipped with oblique seat 20, connection bucket 16, collecting box 15, electric pushrod 21 and push plate 10, oblique seat 20 successively guides buffering with connection bucket 16 It falls rear sand grains to enter in collecting box 15, electric pushrod 21 drives push plate 10 to assemble grit collection, by being provided with branch pipe 17, leading Pipe 19, connecting plate 13 and collection groove body 14, conduit 19 guides the sand grains assembled on the inside of push plate 10 to be snapped down to collecting box 15, through sliding slot 11, which skid off collection groove body 14, is cleared up.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment Intrinsic element.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (7)

1. a kind of roller sand blasting unit convenient for collecting sand grains, including body (1), it is characterised in that: the body (1) It is fixedly connected on inner wall fixed plate (7), is fixedly connected with bracket (3) at the top of the fixed plate (7), the bracket (3) Inside is hinged with fulcrum (5), and the outer sheath of the fulcrum (5) is equipped with roller ontology (4), and the right end of the fulcrum (5) extends To the outside of bracket (3), the right end of the fulcrum (5) is fixedly connected with servo motor (6), the bottom of the servo motor (6) It is fixedly connected with mounting base, the side of the fixed plate (7) is provided with supporting plate (18), is fixedly connected at the top of the supporting plate (18) There are the first sliding rail (23) and the second sliding rail (9), first sliding rail (23) and the outer surface of the second sliding rail (9) are slidably connected respectively There are trolley (24);
The interior bottom of the body (1) is fixedly connected with oblique seat (20), is fixedly connected with fixing seat at the top of the oblique seat (20) (12), it and on the inside of fixing seat (12) is fixedly connected with electric pushrod (21), the electric pushrod (21) is far from fixing seat (12) One end be fixedly connected with push plate (10), the inside of the oblique seat (20) is interspersed with conduit (19), body (1) bottom plate it is interior Portion is connected with connection bucket (16), and the bottom end of the connection bucket (16) is fixedly connected with collecting box (15), the collecting box (15) Interior bottom is fixedly connected with connecting plate (13), is offered sliding slot (11) at the top of the connecting plate (13), the sliding slot (11) It is internally provided with sliding block, and is fixedly connected at the top of sliding block and collects groove body (14), the right side opening of the collecting box (15) is equipped with Cleaning door.
2. a kind of roller sand blasting unit convenient for collecting sand grains according to claim 1, it is characterised in that: described to lead The bottom end of pipe (19) runs through the inside of oblique seat (20) and extends to the lower section of body (1), the conduit (19) and connection bucket (16) Between be fixedly connected with branch pipe (17).
3. a kind of roller sand blasting unit convenient for collecting sand grains according to claim 1, it is characterised in that: the machine It is offered on the left of body (1) switch gate (22), is fixedly connected with sealing ring, the switch gate on the inside of the switch gate (22) (22) handle is fixedly connected on the left of.
4. a kind of roller sand blasting unit convenient for collecting sand grains according to claim 1, it is characterised in that: the machine It is fixedly connected on the inner wall of body (1) bolster (2), the bolster (2) includes mounting plate (201), the mounting plate (201) Outer surface be fixedly connected with buffer spring (202), the one end of the buffer spring (202) far from mounting plate (201) is fixed to be connected It is connected to rubber arc plate (204).
5. a kind of roller sand blasting unit convenient for collecting sand grains according to claim 4, it is characterised in that: the peace Loading board (201) outer surface and being located on the outside of buffer spring (202) is fixedly connected with baffle (203), and the inside of baffle (203) It is in contact with rubber arc plate (204).
6. a kind of roller sand blasting unit convenient for collecting sand grains according to claim 1, it is characterised in that: described small It is fixedly connected at the top of vehicle (24) sand-blasting gun (8), the side of the sand-blasting gun (8) is fixedly connected with connecting tube.
7. a kind of roller sand blasting unit convenient for collecting sand grains according to claim 1, it is characterised in that: described small Vehicle (24), sand-blasting gun (8) and connecting tube quantity are two, and first sliding rail (23) mutually staggers with the second sliding rail (9).
CN201820486149.9U 2018-04-08 2018-04-08 A kind of roller sand blasting unit convenient for collecting sand grains Expired - Fee Related CN208215125U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201820486149.9U CN208215125U (en) 2018-04-08 2018-04-08 A kind of roller sand blasting unit convenient for collecting sand grains

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201820486149.9U CN208215125U (en) 2018-04-08 2018-04-08 A kind of roller sand blasting unit convenient for collecting sand grains

Publications (1)

Publication Number Publication Date
CN208215125U true CN208215125U (en) 2018-12-11

Family

ID=64514218

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201820486149.9U Expired - Fee Related CN208215125U (en) 2018-04-08 2018-04-08 A kind of roller sand blasting unit convenient for collecting sand grains

Country Status (1)

Country Link
CN (1) CN208215125U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112824043A (en) * 2019-11-21 2021-05-21 昆山市孚特莱电子设备有限公司 High-precision rubber roller production equipment
CN115338781A (en) * 2022-08-12 2022-11-15 佛山市高明利钢精密铸造有限公司 Metal surface oxide layer sand blasting processor for precision casting and processing method thereof

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112824043A (en) * 2019-11-21 2021-05-21 昆山市孚特莱电子设备有限公司 High-precision rubber roller production equipment
CN115338781A (en) * 2022-08-12 2022-11-15 佛山市高明利钢精密铸造有限公司 Metal surface oxide layer sand blasting processor for precision casting and processing method thereof

Similar Documents

Publication Publication Date Title
CN208215125U (en) A kind of roller sand blasting unit convenient for collecting sand grains
CN210396581U (en) Aluminum alloy window with cleaning device
CN112775059A (en) Environment-friendly cleaning equipment for carbon bowl of prebaked anode for aluminum
CN209792112U (en) Turbo charger impeller cleaning machine
CN113510096B (en) Stainless steel wire powder wiping and lubricating device for high-precision welding
CN113403562A (en) Intelligent equipment for surface treatment of galvanized steel sheet
CN116237284B (en) Steel belt degreasing device
CN219637312U (en) Slag scraping device for galvanized steel sheet
CN111943482A (en) Neck water drum on float glass melting furnace
CN116237446A (en) Multi-station circulating cold heading forming machine
CN214348107U (en) Environment-friendly cleaning equipment for carbon bowl of prebaked anode for aluminum
CN212274537U (en) Back-flushing gas-liquid separation type vacuum squeezing machine
CN103691692A (en) Automatic washing machine of elevator guide rail
CN219664490U (en) Automatic brushing oil device for sheet metal part
CN109604198A (en) A kind of Washing Machine Panel surface electrostatic dust removing device
CN118023250B (en) Photovoltaic power generation solar panel cleaning equipment
CN218696782U (en) Stainless steel plate outer surface wire drawing processing device
CN220160915U (en) Blowing device for improving pressure stability of rolling mill roll gap blowing air flow
CN219540706U (en) Online automatic spraying mechanism for assembled anode high-temperature anti-oxidation coating
CN210127869U (en) Dust removal equipment for open-pit mining
CN220216254U (en) Strip steel pretreatment device based on steel wire brush roller
CN211051127U (en) Large-scale casting and forging piece cutting dust pelletizing system
CN219580897U (en) Recovery air duct for powder spraying operation
CN216803052U (en) Shot blasting device for producing rigid gear of harmonic reducer
CN116587178B (en) High-efficient wire rod shot-blasting machine

Legal Events

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

Granted publication date: 20181211

CF01 Termination of patent right due to non-payment of annual fee