CN217266387U - Eight-plus-one carbon sanding machine - Google Patents

Eight-plus-one carbon sanding machine Download PDF

Info

Publication number
CN217266387U
CN217266387U CN202221316768.6U CN202221316768U CN217266387U CN 217266387 U CN217266387 U CN 217266387U CN 202221316768 U CN202221316768 U CN 202221316768U CN 217266387 U CN217266387 U CN 217266387U
Authority
CN
China
Prior art keywords
sanding
cloth
roller
dish
feeding
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.)
Active
Application number
CN202221316768.6U
Other languages
Chinese (zh)
Inventor
陈文亮
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.)
Guangdong Jiajiafa Technology Co ltd
Original Assignee
Guangdong Jiafa Technology 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 Guangdong Jiafa Technology Co ltd filed Critical Guangdong Jiafa Technology Co ltd
Priority to CN202221316768.6U priority Critical patent/CN217266387U/en
Application granted granted Critical
Publication of CN217266387U publication Critical patent/CN217266387U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Landscapes

  • Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)

Abstract

The utility model relates to the field of textile machinery, specifically disclose eight plus a carbon element sanding machine, which comprises a frame, conveying mechanism, sanding dish and cloth, conveying mechanism and sanding dish are installed in the frame, conveying mechanism sets up in the top of sanding dish, the cloth is followed one side feeding of conveying mechanism and is passed through sanding dish again, sanding dish includes the sanding axle, sanding brush and triangle clamp plate, eight sanding brushes set up around the sanding axle, be equipped with a triangle clamp plate between two sanding brushes, sanding dish below is equipped with two syntropy pivoted tension adjusting rollers, two tension adjusting rollers are respectively for advancing cloth tension roller and go out the cloth roller, the top of sanding dish is equipped with out cloth branch silk roller, the cloth is followed out cloth branch and is passed through between silk roller and the sanding dish. The utility model discloses an effectively stop the emergence of the in-process turn-up condition of sanding, guaranteed that the cloth is whole can both produce abundant contact with the sanding dish, guaranteed the whole quality of sanding.

Description

Eight-plus-one carbon sanding machine
Technical Field
The utility model relates to a textile machinery field, in particular to a machinery that is used for sanding to the cloth surface.
Background
The process of using a sanding roller (or belt) to abrade a layer of short, dense pile from the surface of a fabric is called sanding finishing, also called sanding finishing. The sanded fabric has the characteristics of being thick, soft and warm, and the like, and can improve the wearability of the fabric. The fabric strength reduction degree is controlled in the sanding finishing, and the quality of the fabric strength reduction degree mainly refers to the short density and the uniformity of the fluff. The sanding machine is used for the machinery that grinds the fine hair to the cloth, along with people's requirement to the fine hair is higher and higher, and current sanding machine is few to the frosted area of cloth, leads to the final frosted effect of product often can not satisfy people's needs.
The invention application with the application number of 202111540247.9 discloses an eight-plus-one carbon roller brushing machine, which comprises a frame, wherein a brush drum consisting of eight carbon brush rollers, a carbon brush single roller and a pair of cleaning rollers are arranged on the frame, the carbon brush single roller is arranged on the cloth outlet side of the brush drum, and the pair of cleaning rollers is arranged on the cloth outlet side of the carbon brush single roller. The top of brush drum is equipped with tension detection device, and tension detection device includes that a tension detects roller, two deep bid smooth rolls and a detection nip roll, and tension detects the roller and locates directly over the brush drum, and two deep bid smooth rolls are the article font with the tension detection roller and locate between tension detection roller and the brush drum, detect the nip roll and locate between tension detection roller and arbitrary deep bid smooth roll. This scheme has set up in brush drum top and has been used for detecting whether the cloth has the flat detection nip roll of exhibition, because it can only play the detection function to detect the nip roll, can not actually solve because of the increase of the mill hair area of contact between brush drum and the cloth and the problem that the turn-up appears, in case the turn-up condition appears, can only post processing turn-up part, and can not prevent fundamentally that the turn-up condition from appearing, leads to the mill hair quality of partial cloth to descend.
The technical problem to be solved by the application is as follows: how to ensure the contact area of the grinding brush and the cloth and the whole grinding quality of the cloth.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model aims to provide an eight-plus-one carbon sanding machine.
The utility model discloses the technical scheme who adopts does: eight plus a carbon element sanding machine, which comprises a frame, conveying mechanism, sanding dish and cloth, conveying mechanism and sanding dish are installed in the frame, conveying mechanism sets up the top at the sanding dish, the cloth is followed one side feeding of conveying mechanism and is passed through the sanding dish again, the sanding dish is including the sanding axle, sanding brush and triangle clamp plate, eight sanding brushes center on the sanding axle and set up, be equipped with a triangle clamp plate between two sanding brushes, sanding dish below is equipped with two syntropy pivoted tension adjusting rollers, two tension adjusting rollers are respectively for advancing cloth tension roller and play cloth tension roller, the top of sanding dish is equipped with out cloth branch fiber roller, the cloth is from going out cloth branch fiber roller and the sanding dish between passing through.
Because the mill hair dish mainly comprises the mill hair axle, mill hair brush and triangle clamp plate three, the triangle clamp plate is used for supporting the cloth on the mill hair dish surface, the space between two adjacent mill hair brushes is used for exposing the brush hair length of mill hair brush, the cloth is earlier through advancing cloth tension roller reentrant mill hair dish, when reacing the top of mill hair dish, the tension that the cloth received is minimum, the turn-up condition takes place relatively easily this moment, set up out cloth in the top of mill hair dish and divide the silk roller, the cloth is from going out cloth and divide the process between silk roller and the mill hair dish, the turn-up condition has been stopped effectively and has been taken place, guaranteed that the cloth is whole can both produce abundant contact with the mill hair dish.
In some embodiments, the lower right side of the sanding disc is provided with a discharge sanding brush, and an ash suction bell mouth for sucking excess cloth ash is arranged below the discharge sanding brush. The discharging sanding brush is used for polishing the cloth at last and sweeping away floating materials on the surface of the polished cloth, and the ash-absorbing horn mouth is used for collecting the floating materials, so that the air environment in a workshop is effectively guaranteed.
In some embodiments, a cloth feeding smooth roller is arranged above the sanding disc, a sanding sensor for detecting the tension of the cloth is arranged between the cloth feeding smooth roller and the cloth discharging yarn dividing roller, and the cloth sequentially passes through the cloth feeding smooth roller, the sanding sensor and the cloth discharging yarn dividing roller. The cloth feeding smooth roller is used for pressing the cloth on the surface of the sanding disc from the cloth feeding tension roller to the cloth feeding smooth roller, the tension of the cloth passing through the cloth feeding smooth roller to the cloth discharging and yarn dividing roller is minimum, the sanding sensor detects the tension of the cloth, and if the tension is in a set range, the tension of the cloth contacting with the sanding disc is proved to be in the set range.
In some embodiments, the two dancer rolls are rotated by a synchronous feed motor, which is in communication with the sanding sensor. The rotational speed of the dancer roll is adjusted to adjust the tension of the cloth on the surface of the sanding plate.
In some embodiments, two cloth feeding and distributing rollers are arranged at the left lower side of the sanding plate, and the cloth passes through the two cloth feeding and distributing rollers and the cloth feeding tension roller in sequence. Because the cloth needs to be spread before entering the sanding disc, the cloth is prevented from being curled or overlapped in the sanding process, the cloth is stretched without being spread, the stretching effect can be influenced, the double-spreading work is realized by the two cloth feeding and distributing rollers, the smoothness of the cloth entering the sanding disc is ensured, and the stretching effect of the cloth feeding tension roller on the cloth is ensured.
In some embodiments, the distance between the triangular pressing plate and the sanding shaft is adjusted by the adjusting assembly, and the contact area between the sanding brush and the cloth is changed by adjusting the distance between the triangular pressing plate and the sanding shaft. The distance between the triangular pressing plate and the sanding shaft is adjusted through the adjusting assembly, the triangular pressing plate is closer to the sanding shaft, the larger the area of the sanding brush exposed between the adjacent triangular pressing plates is, and the larger the contact area between the cloth and the sanding brush is.
In some embodiments, the conveying mechanism comprises a feeding mechanism and a discharging mechanism, the feeding mechanism is arranged on the upper left side of the sanding disc, the feeding mechanism is provided with a cloth feeding sensor, the discharging mechanism is arranged on the upper right side of the sanding disc, and the discharging mechanism is provided with a cloth dropping sensor. The feeding mechanism and the discharging mechanism are respectively arranged on two sides of the sanding disc, are matched with the feeding direction and the discharging direction inside the sanding disc, and are provided with a cloth feeding sensor and a cloth falling sensor for detecting the cloth tension during cloth feeding and cloth falling.
In some embodiments, four groups of sanding brushes arranged at intervals are driven to rotate by one sanding driving motor, and the two sanding driving motors synchronously rotate and are respectively arranged on two sides of the frame. The two sanding driving motors drive the sanding brushes to rotate, the power of the sanding driving motors is reduced, the sanding driving motors respectively drive the four groups of sanding brushes and are arranged on two sides of the rack, the balance in the rack is stabilized, and the overall structure is more balanced.
In some embodiments, an ash suction bell mouth for sucking excess cloth ash is arranged below the cloth feeding tension roller and the cloth discharging tension roller. The dust-absorbing horn mouth is used for collecting excess cloth dust on the cloth before and after sanding, so that the workshop environment is ensured, and the production waste is prevented from polluting the environment.
The beneficial effects of the utility model reside in that:
this eight plus a carbon element sanding machine is through the cooperation that has set up eight sanding discs and the play cloth of grinding brush and divide the silk roller, has guaranteed effectively that the cloth can guarantee the stability of the whole quality of cloth when obtaining abundant matte, reduces the defective work and produces, improves the rate of certified products.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
The reference numerals and names in the drawings correspond to the following: 1. grinding a hair plate; 2. a conveying mechanism; 3. a frame; 4. distributing; 5. a dust-absorbing bell mouth; 11. sanding a shaft; 12. grinding a brush; 13. a triangular pressing plate; 14. a discharging brush grinding brush; 21. a feeding mechanism; 211. a cloth feeding sensor; 22. a discharging mechanism; 221. a cropping sensor; 31. feeding a distribution dividing roller; 32. a first delivery wheel; 33. a cloth feeding tension roller; 34. a cloth feeding roller; 35. a sanding sensor; 36. discharging a distribution dividing roller; 37. a cloth discharging tension roller; 38. a second delivery wheel; 39. sanding a conveying wheel; 40. and a cloth outlet sensor.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1, the present invention provides a technical solution: eight add a carbon element sanding machine, which comprises a frame 3, conveying mechanism 2, dull polish dish 1 and cloth 4, conveying mechanism 2 and dull polish dish 1 are installed in frame 3, conveying mechanism 2 sets up the top at dull polish dish 1, conveying mechanism 2 includes feeding mechanism 21 and discharge mechanism 22, feeding mechanism 21 sets up the upper left side at dull polish dish 1, discharge mechanism 22 sets up the upper right side at dull polish dish 1, feeding mechanism 21 and discharge mechanism 22 all remove cloth 4 through the delivery wheel of crisscross setting, pass through feeding mechanism 21 to cloth 4 in proper order, dull polish dish 1 and discharge mechanism 22. The feeding mechanism 21 is provided with a cloth feeding sensor 211 for detecting the tension of the passing cloth 4, the cloth feeding sensor 211 is arranged at the position where the cloth 2 leaves the feeding mechanism 21, the discharging mechanism 22 is provided with a cloth dropping sensor 221 for detecting the tension of the passing cloth 2, and the cloth dropping sensor 221 is arranged at the position where the cloth enters the discharging mechanism 22.
The sanding disc 1 comprises a sanding shaft 11, sanding brushes 12 and triangular pressing plates 13, the sanding brushes 12 are carbon brushes, eight sanding brushes 12 are arranged around the sanding shaft 11, one triangular pressing plate 13 is arranged between the two sanding brushes 12, the triangular pressing plates are totally 8, the triangular pressing plates 13 support the cloth 4 on the surface of the sanding disc 1, and the space between the adjacent triangular pressing plates 13 is used for exposing the lengths of the bristles of the sanding brushes 12. The distance between the triangular pressing plate 13 and the sanding shaft 11 is adjusted through an adjusting component, the adjusting component is studs arranged at two ends of the triangular pressing plate 13 connected with the sanding shaft 11, the distance between the triangular pressing plate 13 and the sanding shaft 11 is changed by rotating the studs, and therefore the contact area between the sanding brush 12 and the cloth 4 is changed.
Four groups of sanding brushes 12 arranged at intervals are driven to rotate by a sanding driving motor, the two sanding driving motors synchronously rotate and are respectively arranged on vertical plates at two sides of the frame 3, and sanding plate motors for driving the sanding plates to integrally rotate are arranged on the vertical plates, so that when the sanding plate motors are driven, the sanding plates 1 integrally rotate.
The top of mill hair dish 1 is equipped with into cloth plain roller 34 and goes out cloth and divides the roll 36, advances to be equipped with between cloth plain roller 34 and the play cloth divides the roll 36 to be used for detecting the tensile mill hair sensor 35 of cloth 4, advances cloth plain roller 34, mill hair sensor 35 and goes out cloth and divide the roll 36 to form the triangle-shaped structure, and cloth 4 passes through in proper order and advances cloth plain roller 34, mill hair sensor 35 and go out cloth and divide roll 36, and cloth 4 passes through between roll 36 and mill hair dish 1 from going out cloth branch.
Two tension adjusting rollers rotating in the same direction are arranged below the sanding disc 1, the two tension adjusting rollers are respectively a cloth feeding tension roller 33 and a cloth discharging tension roller 37, and an ash suction bell mouth 5 for sucking excessive cloth ash is arranged below the cloth feeding tension roller 33 and the cloth discharging tension roller 37. The two tension adjusting rollers are driven to rotate by a synchronous cloth feeding motor, and the synchronous cloth feeding motor is in communication connection with the sanding sensor 35. If the sanding sensor 35 detects that the tension of the passing cloth 4 is in the set range, the tension of the cloth 4 contacting with the sanding disc 1 is proved to be in the set range, and if the sanding sensor 35 detects that the tension of the passing cloth 4 exceeds the set range, the synchronous cloth-moving motor adjusts the rotating speed of the synchronous cloth-moving motor, namely, the rotating speeds of the cloth-feeding tension roller 33 and the cloth-discharging tension roller 37 are adjusted, so that the tension of the cloth 4 in the sanding disc 1 is adjusted.
Two cloth feeding and yarn distributing rollers 31 are arranged on the left lower side of the sanding disc 1, the two cloth feeding and yarn distributing rollers 31 are arranged up and down, a first conveying wheel 32 is further arranged between the two cloth feeding and yarn distributing rollers 31 and a cloth feeding tension roller 33, and the cloth feeding and yarn distributing rollers 31 are arranged below the first conveying wheel 32 and the cloth feeding tension roller 33. The cloth 4 sequentially passes through the two cloth feeding and distributing rollers 31, the first conveying wheel 32 and the cloth feeding tension roller 33, and the two cloth feeding and distributing rollers 31 are used for performing cloth spreading operation before the cloth 4 enters the sanding disc 1, so that the condition that the cloth 4 is curled or overlapped on the sanding disc 1 is avoided.
The right lower side of mill hair dish 1 is equipped with a ejection of compact mill brush 14, and ejection of compact mill brush 14 top is equipped with two mill hair delivery wheel 39, and cloth 4 is in two mill hair delivery wheel 39 the time, and cloth 4 intersects with ejection of compact mill brush 14, and ejection of compact mill brush 14 is used for sweeping away unnecessary cloth ash on cloth 4, and ejection of compact mill brush 14 below is equipped with the ash absorption horn mouth 5 that is used for absorbing the surplus cloth ash that ejection of compact mill brush 14 swept down. A cloth discharging sensor 322 for detecting the tension of the passing cloth 4 is arranged above the discharging grinding brush 14, and the cloth discharging sensor 322 is arranged at the position where the cloth 4 leaves the grinding conveying wheel 39.
The second conveying wheel 38 is arranged between the cloth discharging and yarn distributing roller 36 and the sanding conveying wheel 39, and the cloth 4 is discharged from the sanding disc 1 and sequentially passes through the cloth discharging and yarn distributing roller 36, the second conveying wheel 38, the sanding conveying wheel 39 and the discharging mechanism 22.
The utility model discloses a theory of operation and use flow: the cloth 4 sequentially passes through the feeding mechanism 21, the two cloth feeding and distributing rollers 31, the first conveying wheel 32 and the cloth feeding tension roller 33 to enter the sanding disc 1; on the sanding disc 1, a sanding brush 12 performs sanding operation on the cloth 4, the cloth 4 enters the sanding disc 1 from one side of the lower end of the sanding disc 1, sequentially passes through a cloth feeding smooth roller 34, a sanding sensor 35 and a cloth discharging yarn dividing roller 36, and finally leaves the sanding disc 1 from the other side of the lower end of the sanding disc 1; after leaving the sanding disc 1, the cloth 4 passes through a cloth outlet tension roller 37, a second conveying wheel 38, a sanding conveying wheel 39 and a discharging mechanism 22 in sequence.
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 (9)

1. Eight plus a carbon grinding machine, including frame (3), conveying mechanism (2), sanding dish (1) and cloth (4), conveying mechanism (2) and sanding dish (1) are installed in frame (3), conveying mechanism (2) set up in the top of sanding dish (1), cloth (4) are followed one side of conveying mechanism (2) and are advanced through sanding dish (1), its characterized in that, sanding dish (1) is including sanding axle (11), sanding brush (12) and triangle clamp plate (13), eight sanding brush (12) set up around sanding axle (11), two be equipped with a triangle clamp plate (13) between sanding brush (12), sanding dish (1) below is equipped with two syntropy pivoted tension adjusting rollers, two the tension adjusting roller is respectively for advancing cloth tension roller (33) and going out cloth tension roller (37), the top of sanding dish (1) is equipped with out cloth and divides silk roller (36), the cloth (4) passes through between the cloth outlet yarn dividing roller (36) and the sanding disc (1).
2. The eight plus one carbon sanding machine according to claim 1, characterized in that the right lower side of the sanding disc (1) is provided with a discharge sanding brush (14), and an ash suction bell mouth (5) for sucking excess cloth ash is arranged below the discharge sanding brush (14).
3. The eight-plus-one carbon roughening machine according to claim 1, wherein a cloth feeding smooth roller (34) is arranged above the roughening disc (1), a roughening sensor (35) for detecting tension of cloth (4) is arranged between the cloth feeding smooth roller (34) and the cloth discharging yarn dividing roller (36), and the cloth (4) sequentially passes through the cloth feeding smooth roller (34), the roughening sensor (35) and the cloth discharging yarn dividing roller (36).
4. The octa-plus-one carbon sanding machine according to claim 3 wherein two of the dancer rolls are rotated by a synchronous feed motor, the synchronous feed motor being in communication with a sanding sensor (35).
5. The eight plus one carbon sanding machine according to claim 1, characterized in that the sanding disc (1) is provided with two cloth feeding and distributing rollers (31) on the lower left side, and the cloth (4) passes through the two cloth feeding and distributing rollers (31) and the cloth feeding tension roller (33) in sequence.
6. The octa-plus-one carbon sanding machine according to claim 1, characterized in that the distance between the triangular press plate (13) and the sanding shaft (11) is adjusted by an adjusting assembly, by adjusting the distance between the triangular press plate (13) and the sanding shaft (11), the contact area between the sanding brush (12) and the cloth (4) is changed.
7. The eight plus one carbon sanding machine according to claim 1, characterized in that the conveying mechanism (2) comprises a feeding mechanism (21) and a discharging mechanism (22), the feeding mechanism (21) is arranged at the upper left side of the sanding disc (1), the feeding mechanism (21) is provided with a cloth feeding sensor (211), the discharging mechanism (22) is arranged at the upper right side of the sanding disc (1), and the discharging mechanism (22) is provided with a cloth falling sensor (221).
8. The eight plus one carbon sanding machine according to claim 1, characterized in that four sets of the sanding brushes (12) spaced apart are rotated by a sanding drive motor, two of which are rotated synchronously and are arranged on each side of the frame (3).
9. The eight plus one carbon sanding machine according to claim 1 wherein an ash suction bell mouth (5) for sucking excess cloth ash is provided below the cloth feed tension roller (33) and the cloth discharge tension roller (37).
CN202221316768.6U 2022-05-30 2022-05-30 Eight-plus-one carbon sanding machine Active CN217266387U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202221316768.6U CN217266387U (en) 2022-05-30 2022-05-30 Eight-plus-one carbon sanding machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202221316768.6U CN217266387U (en) 2022-05-30 2022-05-30 Eight-plus-one carbon sanding machine

Publications (1)

Publication Number Publication Date
CN217266387U true CN217266387U (en) 2022-08-23

Family

ID=82887937

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202221316768.6U Active CN217266387U (en) 2022-05-30 2022-05-30 Eight-plus-one carbon sanding machine

Country Status (1)

Country Link
CN (1) CN217266387U (en)

Similar Documents

Publication Publication Date Title
CN210061287U (en) Cutting device of silica gel elastic cord production usefulness
CN105177904A (en) Brushing and arranging device for clothes production
CN208055664U (en) Combined type carbon fiber roughing-up machine
CN207986278U (en) A kind of light textile fabric cuts transport device
CN217266387U (en) Eight-plus-one carbon sanding machine
CN215251747U (en) Efficient combined automatic dust-absorbing sanding machine
CN117342318A (en) Coiling machine is used in weaving
CN210151389U (en) Planetary wheel type multifunctional double-layer brushing machine
CN112079169A (en) Twill cloth rolling machine
CN211079446U (en) Drawing frame capable of effectively cleaning cotton wool
CN216891604U (en) Cylinder type sanding machine
CN205035643U (en) A grind hair finishing device for clothing production
CN112080886A (en) Sueding device for textile production and use method thereof
CN215104164U (en) Double-sided hair removing device for textile production
CN212768878U (en) Fabric feeding device for compounding fabric
CN208811792U (en) A kind of inclined abrasive band refiner
CN215104023U (en) Textile fabric sanding device with long nap trimming function
CN213328362U (en) Weaving processing is with clean conveyer of weaving cloth
CN210458717U (en) Cleaning device is used in cotton production
CN217230778U (en) Synchronous accurate grinding device of inside and outside for synthetic leather production
CN210596657U (en) Textile fabric sanding device
CN210287825U (en) Novel brushing machine
CN214938048U (en) Wool top goes out strip frame and high efficiency goes out strip mechanism side by side
CN209906980U (en) Cloth rolling device of double-sided computer jacquard
US6185788B1 (en) Device and method for discharge and cleaning of the web at the output of a carder

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant
CP01 Change in the name or title of a patent holder

Address after: 528000 No. 1, workshop 5, Shijin Industrial Park, muyuan village committee, Shishan town, Nanhai, Foshan City, Guangdong Province

Patentee after: Guangdong Jiajiafa Technology Co.,Ltd.

Address before: 528000 No. 1, workshop 5, Shijin Industrial Park, muyuan village committee, Shishan town, Nanhai, Foshan City, Guangdong Province

Patentee before: Guangdong Jiafa Technology Co.,Ltd.

CP01 Change in the name or title of a patent holder