CN105344632B - A kind of dedusting mechanism of framing shaping machine Full-automatic dust removing device - Google Patents

A kind of dedusting mechanism of framing shaping machine Full-automatic dust removing device Download PDF

Info

Publication number
CN105344632B
CN105344632B CN201510924050.3A CN201510924050A CN105344632B CN 105344632 B CN105344632 B CN 105344632B CN 201510924050 A CN201510924050 A CN 201510924050A CN 105344632 B CN105344632 B CN 105344632B
Authority
CN
China
Prior art keywords
plate
excluding hood
fixed
dust excluding
dedusting
Prior art date
Application number
CN201510924050.3A
Other languages
Chinese (zh)
Other versions
CN105344632A (en
Inventor
陈少军
Original Assignee
远信工业股份有限公司
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 远信工业股份有限公司 filed Critical 远信工业股份有限公司
Priority to CN201510924050.3A priority Critical patent/CN105344632B/en
Publication of CN105344632A publication Critical patent/CN105344632A/en
Application granted granted Critical
Publication of CN105344632B publication Critical patent/CN105344632B/en

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B08CLEANING
    • B08BCLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B1/00Cleaning by methods involving the use of tools, brushes, or analogous members
    • B08B1/02Cleaning travelling work, e.g. a web, articles on a conveyor
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B08CLEANING
    • B08BCLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B15/00Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area
    • B08B15/02Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area using chambers or hoods covering the area
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B08CLEANING
    • B08BCLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B5/00Cleaning by methods involving the use of air flow or gas flow
    • B08B5/04Cleaning by suction, with or without auxiliary action
    • B08B5/043Cleaning travelling work
    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06CFINISHING, DRESSING, TENTERING OR STRETCHING TEXTILE FABRICS
    • D06C3/00Stretching, tentering or spreading textile fabrics; Producing elasticity in textile fabrics
    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06CFINISHING, DRESSING, TENTERING OR STRETCHING TEXTILE FABRICS
    • D06C7/00Heating or cooling textile fabrics
    • D06C7/02Setting

Abstract

The invention discloses a kind of dedusting mechanism of framing shaping machine Full-automatic dust removing device, including conveyer belt, dust excluding hood is in the upper plane of the upper belt body of conveyer belt, dust excluding hood is in casing, cleaning roller is hinged with dust excluding hood, the escape pipe that the top surface of dust excluding hood has, escape pipe connects the air intake duct of dust catcher;The top surface both sides of dust excluding hood are fixed with side contiguous block, and side contiguous block is fixed on the madial wall of the left plate of casing and right plate, and the front side wall of dust excluding hood has fluting, and cleaning roller is at fluting;Micro-cylinder connecting plate is fixed on the internal face top of the front side board of the casing, and micro-cylinder is fixed on micro-cylinder connecting plate, and the push rod of micro-cylinder through micro-cylinder connecting plate and is fixed with hairbrush bar connecting portion straight down.Good sealing effect between its dust excluding hood and conveyer belt, good dedusting effect, and its hairbrush bar, which can be stopped to batting so that batting can be accumulated, facilitates cleaning roller brush to rise and conveniently siphon away.

Description

A kind of dedusting mechanism of framing shaping machine Full-automatic dust removing device

Technical field:

The present invention relates to framing shaping machine technical field, more specifically to a kind of framing shaping machine Full-automatic dust removal The dedusting mechanism of device.

Background technology:

Framing shaping machine to cloth when carrying out tentering, and when by baking oven, it can produce substantial amounts of batting etc., easily fall Fall on the ground and easily blown to batting in the air by blowing for wind, generation environment pollution, existing mode is in baking oven Casing and rear box before front and rear is set, and live-roller is set, conveying belt tension is on two live-rollers, and conveyer belt passes through Baking oven, so that batting by cloth etc. is dropped on conveyer belt, by setting dust collection mechanism on the back shell by above conveyer belt Batting siphon away so that surrounding environment ensures clean, human body is not easy suction, and still, existing mode is by defeated Send and take installation dust excluding hood, the suction pipe connected by dust excluding hood carries out dust suction, and the brush roll in dust excluding hood is by conveyer belt The brush such as batting gets up, and facilitates dust suction, but sealing effectiveness is unsatisfactory around existing dust excluding hood, and easy part batting is from conveying Gap between band and dust excluding hood is spilt, and when batting amount is few, brush roll can not play the batting brush on conveyer belt, effect It is poor.

The content of the invention:

The purpose of the present invention overcomes the deficiencies in the prior art, and there is provided a kind of framing shaping machine Full-automatic dust removing device Dedusting mechanism, good sealing effect between its dust excluding hood and conveyer belt, good dedusting effect, and its hairbrush bar can enter to batting Row, which stops so that batting can be accumulated, facilitates cleaning roller brush to rise and conveniently siphon away.

The scheme that the present invention solves the technical problem is:

A kind of dedusting mechanism of framing shaping machine Full-automatic dust removing device, including conveyer belt, dust excluding hood are in conveyer belt Upper belt body upper plane, dust excluding hood be in casing in, cleaning roller is hinged with dust excluding hood, the top surface of dust excluding hood has outlet Pipe, escape pipe connects the air intake duct of dust catcher;

The top surface both sides of dust excluding hood are fixed with side contiguous block, and side contiguous block is fixed on the left plate and right plate of casing Madial wall on, the front side wall of dust excluding hood has fluting, and cleaning roller is at fluting;

Micro-cylinder connecting plate is fixed on the internal face top of the front side board of the casing, and micro-cylinder is fixed on micro-cylinder On connecting plate, the push rod of micro-cylinder through micro-cylinder connecting plate and is fixed with hairbrush bar connecting portion, hairbrush bar straight down The bottom surface of connecting portion is fixed with hairbrush bar, and hairbrush bar is pressed against on the upper top surface of the upper belt body of conveyer belt, and hairbrush bar is in cleaning roller Front, be fixed with stainless steel comb on the front side board of the casing in the front of hairbrush bar, stainless steel comb is stretched on hairbrush bar.

The top surface of the dust excluding hood has two escape pipes, and the upper end of two escape pipes connects main connection, main connection Connect air intake duct;The two ends of cleaning roller are hinged on the left plate and right plate of dust excluding hood, and servomotor is fixed on dust excluding hood On the side contiguous block of side, dedusting driving wheel is fixed with the output shaft of servomotor, one end of cleaning roller is fixed with dedusting Drive, drive belt is stretched on dedusting driving wheel and dedusting drive.

Rubber gasket is respectively and fixedly provided with the outer wall of the left plate of the dust excluding hood, right plate and back side panel, dust excluding hood Front upper, which has, is fixed with preceding sheet rubber on extension connecting plate, extension connecting plate, preceding sheet rubber is in the front portion of cleaning roller simultaneously Cleaning roller is covered, rubber gasket is pressed against on the top surface of the upper belt body of conveyer belt.

Side connection plate body, the upper end of regulating bolt are fixed with the left plate of the dust excluding hood and the lateral wall of right plate Sequentially pass through bottom support plate, bottom wearing plate and side connection plate body and be bolted with nut, regulating bolt and be inserted with compression Bottom support plate is put forth effort in spring, the upper end of holddown spring, and the bottom of regulating bolt, bottom are put forth effort in the lower end of holddown spring Wearing plate is clamped between bottom support plate and the upper belt body of conveyer belt.

The conveyer belt is steel wire reticular zone, and the cleaning roller is brush roll.

The present invention protrusion effect be:

Compared with prior art, good sealing effect, good dedusting effect, and its hairbrush between its dust excluding hood and conveyer belt Bar, which can be stopped to batting so that batting can be accumulated, facilitates cleaning roller brush to rise and conveniently siphon away.

Brief description of the drawings:

Fig. 1 is the structural representation of the present invention;

Fig. 2 is the partial top view of the present invention;

Fig. 3 is Fig. 2 partial enlarged drawing.

Embodiment:

Embodiment, is shown in as shown in Figure 1 to Figure 3, a kind of dedusting mechanism of framing shaping machine Full-automatic dust removing device, including Conveyer belt 1, dust excluding hood 41 is in the upper belt body 1a of conveyer belt 1 upper plane, and dust excluding hood 41 is in casing 20, in dust excluding hood 41 Cleaning roller 42 is hinged with, the top surface of dust excluding hood 41 has escape pipe 411, and escape pipe 411 connects the air intake duct 51 of dust catcher;

The top surface both sides of dust excluding hood 41 are fixed with side contiguous block 413, and side contiguous block 413 is fixed on the left side of casing 20 On the madial wall of plate and right plate, the front side wall of dust excluding hood 41 has fluting 414, and cleaning roller 42 is at fluting 414;

Micro-cylinder connecting plate 60 is fixed on the internal face top of the front side board of the casing 20, and micro-cylinder 61 is fixed on micro- Take offence on cylinder connecting plate 60, the push rod of micro-cylinder 61 through micro-cylinder connecting plate 60 and is fixed with hairbrush bar company straight down Socket part 62, the bottom surface of hairbrush bar connecting portion 62 is fixed with hairbrush bar 63, and hairbrush bar 63 is pressed against the upper of the upper belt body 1a of conveyer belt 1 On top surface, hairbrush bar 63 is fixed with stainless steel on the front of cleaning roller 42, the front side board of the casing 20 in the front of hairbrush bar 63 Comb 64, stainless steel comb 64 is stretched on hairbrush bar 63.

Further, the top surface of the dust excluding hood 41 has two escape pipes 411, and the upper end of two escape pipes 411 leads to Main connection 412 is connect, main connection 412 connects air intake duct 51;The two ends of cleaning roller 42 be hinged on dust excluding hood 41 left plate and On right plate, servomotor 43 is fixed on the side contiguous block 413 of the side of dust excluding hood 41, on the output shaft of servomotor 43 Dedusting driving wheel 431 is fixed with, one end of cleaning roller 42 is fixed with dedusting drive 421, and drive belt 44 is stretched in dedusting drive On driving wheel 431 and dedusting drive 421.

Further, to be respectively and fixedly provided with rubber on the outer wall of the left plate of the dust excluding hood 41, right plate and back side panel close Mounting 45, the front upper of dust excluding hood 41 has is fixed with preceding sheet rubber 47 on extension connecting plate 415, extension connecting plate 415, preceding Sheet rubber 47 is in the front portion of cleaning roller 42 and covers cleaning roller 42, and rubber gasket 45 is pressed against the upper belt body 1a of conveyer belt 1 Top surface on.

Further, it is fixed with side connection plate body on the left plate of the dust excluding hood 41 and the lateral wall of right plate 416, the upper end of regulating bolt 417 sequentially passes through bottom support plate 48, bottom wearing plate 49 and side connection plate body 416 and is spirally connected Have and holddown spring 419 be inserted with nut 418, regulating bolt 417, bottom support plate 48 is put forth effort in the upper end of holddown spring 419, The bottom of regulating bolt 417 is put forth effort in the lower end of holddown spring 419, and bottom wearing plate 49 is clamped in bottom support plate 48 and defeated Send between the upper belt body 1a of band 1, the rubber gasket 45 on the outer wall of the left plate of dust excluding hood 41, right plate and back side panel is not pressed Lean against the part on conveyer belt 1 to be pressed against on bottom wearing plate 49, bottom wearing plate 49 is polyurethane wear resistant plate.

Further, the conveyer belt 1 is steel wire reticular zone, and the cleaning roller 42 is brush roll.

Operation principle:The two ends of conveyer belt 1 are stretched on two roll bodies, are rotated by roll body, realize the fortune of conveyer belt 1 OK, when conveyer belt 1 passes through heated oven, batting produced when cloth is passed through in an oven etc. drops on conveyer belt 1, defeated When sending the batting on band 1 to run to casing 10, pushed down on by the push rod of micro-cylinder 61 so that hairbrush bar 63 is pressed against On the upper belt body 1a of conveyer belt 1, batting is stopped so that the follow-up batting constantly conveyed is carried out in the front of hairbrush bar 63 Accumulation, (push rod of generally micro-cylinder 61 is lifted and pushed once for every 3 to 5 seconds), fine motion gas after accumulation certain time The push rod of cylinder 61 is lifted up, and when lifting, is fallen the batting brush adhered in hairbrush bar 63 simultaneously by stainless steel comb 64 Fall the batting come in heap, the batting of accumulation is moved rearwards by being moved to always at cleaning roller 42 with conveyer belt 1, and servo is electric Machine 43 drives cleaning roller 42 to rotate, so that the batting that will build up on is brushed by cleaning roller 42, passes through the air intake duct 51 of dust catcher 50 Air-breathing so that the batting of the floating in dust excluding hood 41 is sucked away.

Wherein, due to being respectively and fixedly provided with rubber gasket 45 on the outer wall of the left plate, right plate and back side panel of dust excluding hood 41, Rubber gasket 45 is pressed against on the upper belt body 1a top surface of conveyer belt 1, the left plate of dust excluding hood 41, right plate and back side panel The part that rubber gasket 45 on outer wall is not pressed against on conveyer belt 1 is pressed against on bottom wearing plate 49, bottom wearing plate 49 For polyurethane wear resistant plate, so as to ensure that the sealing of dust excluding hood 41, greatly improve before the effect of dust suction, and dust excluding hood 41 There is sheet rubber 47 before being fixed with extension connecting plate 415, extension connecting plate 415, preceding sheet rubber 47 is in cleaning roller above portion 42 front portion simultaneously covers cleaning roller 42, and sheet rubber 47 causes ambient inlet air mouthful to be in the lower front of cleaning roller 42 before this, so that So that air-breathing is concentrated, and the batting speckled with cleaning roller 42 will not be caused to be brought out from dust excluding hood 41.

Wherein holddown spring 419 can ensure that bottom wearing plate 49 is pressed against on conveyer belt 1 constantly, it is ensured that sealing effectiveness.

Finally, embodiment of above is merely to illustrate the present invention, and not limitation of the present invention, relevant technical field Those of ordinary skill, without departing from the spirit and scope of the present invention, can also make a variety of changes and modification, therefore All equivalent technical schemes fall within scope of the invention, and scope of patent protection of the invention should be defined by the claims.

Claims (5)

1. a kind of dedusting mechanism of framing shaping machine Full-automatic dust removing device, including conveyer belt (1), it is characterised in that:Dedusting The upper plane that (41) are in the upper belt body (1a) of conveyer belt (1) is covered, dust excluding hood (41) is in casing (20), in dust excluding hood (41) Cleaning roller (42) is hinged with, the top surface of dust excluding hood (41) has escape pipe (411), and escape pipe (411) connects the air-breathing of dust catcher Manage (51);
The top surface both sides of dust excluding hood (41) are fixed with side contiguous block (413), and side contiguous block (413) is fixed on casing (20) On the madial wall of left plate and right plate, the front side wall of dust excluding hood (41) has fluting (414), and cleaning roller (42) is in fluting (414) place;
Micro-cylinder connecting plate (60) is fixed on the internal face top of the front side board of the casing (20), and micro-cylinder (61) is fixed on On micro-cylinder connecting plate (60), the push rod of micro-cylinder (61) through micro-cylinder connecting plate (60) and is fixed with straight down Hairbrush bar connecting portion (62), the bottom surface of hairbrush bar connecting portion (62) is fixed with hairbrush bar (63), and hairbrush bar (63) is pressed against conveying On the upper top surface of the upper belt body (1a) of band (1), hairbrush bar (63) is in the front of cleaning roller (42), the case in the front of hairbrush bar (63) Stainless steel comb (64) is fixed with the front side board of body (20), stainless steel comb (64) is stretched on hairbrush bar (63).
2. a kind of dedusting mechanism of framing shaping machine Full-automatic dust removing device according to claim 1, it is characterised in that: The top surface of the dust excluding hood (41) has two escape pipes (411), and the upper end of two escape pipes (411) connects main connection (412), main connection (412) connects air intake duct (51);The two ends of cleaning roller (42) be hinged on dust excluding hood (41) left plate and On right plate, servomotor (43) is fixed on the side contiguous block (413) of the side of dust excluding hood (41), servomotor (43) Dedusting driving wheel (431) is fixed with output shaft, one end of cleaning roller (42) is fixed with dedusting drive (421), drive belt (44) it is stretched on dedusting driving wheel (431) and dedusting drive (421).
3. a kind of dedusting mechanism of framing shaping machine Full-automatic dust removing device according to claim 1, it is characterised in that: Rubber gasket (45), dust excluding hood are respectively and fixedly provided with the outer wall of the left plate of the dust excluding hood (41), right plate and back side panel (41) front upper has is fixed with preceding sheet rubber (47), preceding rubber on extension connecting plate (415), extension connecting plate (415) Piece (47) is in the front portion of cleaning roller (42) and covers cleaning roller (42), and rubber gasket (45) is pressed against the upper of conveyer belt (1) On top surface with body (1a).
4. a kind of dedusting mechanism of framing shaping machine Full-automatic dust removing device according to claim 3, it is characterised in that: Side connection plate body (416), regulating bolt (417) are fixed with the left plate of the dust excluding hood (41) and the lateral wall of right plate Upper end sequentially pass through bottom support plate (48), bottom wearing plate (49) and side connection plate body and (416) and be bolted with nut (418) holddown spring (419), is inserted with regulating bolt (417), bottom support plate is put forth effort in the upper end of holddown spring (419) (48), the bottom of regulating bolt (417) is put forth effort in the lower end of holddown spring (419), and bottom wearing plate (49) is clamped in bottom Between supporting plate (48) and the upper belt body (1a) of conveyer belt (1).
5. a kind of dedusting mechanism of framing shaping machine Full-automatic dust removing device according to claim 1, it is characterised in that: The conveyer belt (1) is steel wire reticular zone, and the cleaning roller (42) is brush roll.
CN201510924050.3A 2015-12-14 2015-12-14 A kind of dedusting mechanism of framing shaping machine Full-automatic dust removing device CN105344632B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201510924050.3A CN105344632B (en) 2015-12-14 2015-12-14 A kind of dedusting mechanism of framing shaping machine Full-automatic dust removing device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201510924050.3A CN105344632B (en) 2015-12-14 2015-12-14 A kind of dedusting mechanism of framing shaping machine Full-automatic dust removing device

Publications (2)

Publication Number Publication Date
CN105344632A CN105344632A (en) 2016-02-24
CN105344632B true CN105344632B (en) 2017-10-13

Family

ID=55320773

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201510924050.3A CN105344632B (en) 2015-12-14 2015-12-14 A kind of dedusting mechanism of framing shaping machine Full-automatic dust removing device

Country Status (1)

Country Link
CN (1) CN105344632B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108755162A (en) * 2017-02-27 2018-11-06 浙江绿龙新材料有限公司 A kind of agitating device
CN108842465A (en) * 2017-02-27 2018-11-20 浙江绿龙新材料有限公司 The preparation method of oil stain preventing function water proof fire retardant person's textile fabric
CN106863959B (en) * 2017-02-27 2018-11-13 浙江绿龙新材料有限公司 Vapor-permeable type automobile inner decoration facing and its production method
CN106835685B (en) * 2017-02-27 2019-01-18 浙江绿龙新材料有限公司 Automobile inner decoration facing and preparation method thereof
CN106835545B (en) * 2017-02-27 2019-01-18 浙江绿龙新材料有限公司 Process equipment for automobile inner decoration facing

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR200439340Y1 (en) * 2007-02-21 2008-04-03 코오롱글로텍주식회사 A system for raising piles of industrial fabrics
CN201389531Y (en) * 2009-04-09 2010-01-27 江苏闳业机械有限公司 Device for removing absorptive matter on surface of composite substrate
CN204162901U (en) * 2014-09-16 2015-02-18 潍坊恒彩数码影像材料有限公司 A kind of stenter dust arrester
CN104862916A (en) * 2015-05-15 2015-08-26 浙江远信印染机械有限公司 Waterless cleaning device for dust removing belt of stenter
CN204819046U (en) * 2015-07-28 2015-12-02 浙江杰诚威林产品有限公司 Sawtooth surface timber apron surface burr remove device
CN205362026U (en) * 2015-12-14 2016-07-06 浙江远信印染机械有限公司 Tentering setting machine is with full -automatic dust collector's dust removal mechanism

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR200439340Y1 (en) * 2007-02-21 2008-04-03 코오롱글로텍주식회사 A system for raising piles of industrial fabrics
CN201389531Y (en) * 2009-04-09 2010-01-27 江苏闳业机械有限公司 Device for removing absorptive matter on surface of composite substrate
CN204162901U (en) * 2014-09-16 2015-02-18 潍坊恒彩数码影像材料有限公司 A kind of stenter dust arrester
CN104862916A (en) * 2015-05-15 2015-08-26 浙江远信印染机械有限公司 Waterless cleaning device for dust removing belt of stenter
CN204819046U (en) * 2015-07-28 2015-12-02 浙江杰诚威林产品有限公司 Sawtooth surface timber apron surface burr remove device
CN205362026U (en) * 2015-12-14 2016-07-06 浙江远信印染机械有限公司 Tentering setting machine is with full -automatic dust collector's dust removal mechanism

Also Published As

Publication number Publication date
CN105344632A (en) 2016-02-24

Similar Documents

Publication Publication Date Title
CN2628165Y (en) Compound dry coal dressing apparatus
CN201659111U (en) Full-automatic anti-static and anti-dust device
CN204892431U (en) Automatic mechanism of removing dust of base plate
CN103769390B (en) Vacuum heat-insulation plate central layer dust arrester
CN203556233U (en) Dust removal device
CN101823362A (en) Vacuum dust collection device
CN203304315U (en) Removal device for scale on surface of hot rolled plate
CN103583160B (en) Motor driven negative pressure straw fruit thing picks up separator
CN102247959A (en) Pile fabric dust remover
CN104032524A (en) Dust removal device of tentering setting machine
CN203526111U (en) Hairbrush roller dust removing device
CN2810212Y (en) Tobacco on-line winnowing machine
CN206829045U (en) A kind of leaf collection device
CN104525521A (en) High-strength blowing, sucking and dust removal system
CN108612017A (en) A kind of garden path leaf cleaning plant based on opposition bleed type and suction type
CN104475404A (en) Dust removal device for leather
CN105506947A (en) Dust removal apparatus having automatic winding function
CN205926378U (en) The sheet surface dust collector
CN107175224A (en) A kind of electronic apparatus is classified dust arrester
CN204799057U (en) Universal dust collector for burnishing machine
CN206997152U (en) A kind of new steel plate cleaner
CN100441780C (en) Absorption nozzle for road cleaning
CN201625648U (en) Plastic product cleaning apparatus
CN202607772U (en) Board face duster
CN203936047U (en) Dust sweeper

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
COR Change of bibliographic data
CB02 Change of applicant information

Address after: 312530 Xinchang City, Zhejiang Province Tan Tan Industrial Zone

Applicant after: Far letter Industrial Limited by Share Ltd

Address before: 312530 Xinchang City, Zhejiang Province Tan Tan Industrial Park

Applicant before: Zhejiang Yuan Xin dyeing machine Co., Ltd

GR01 Patent grant
GR01 Patent grant