CN112603018B - Continuous feeding machine for three-color floor brush - Google Patents

Continuous feeding machine for three-color floor brush Download PDF

Info

Publication number
CN112603018B
CN112603018B CN202011471799.4A CN202011471799A CN112603018B CN 112603018 B CN112603018 B CN 112603018B CN 202011471799 A CN202011471799 A CN 202011471799A CN 112603018 B CN112603018 B CN 112603018B
Authority
CN
China
Prior art keywords
hair
planting
machine head
feed port
long
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
CN202011471799.4A
Other languages
Chinese (zh)
Other versions
CN112603018A (en
Inventor
徐华海
周乾
汪鲁平
方润泽
华凯
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.)
Anhui Huanmei Brush Co ltd
Original Assignee
Anhui Huanmei Brush 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 Anhui Huanmei Brush Co ltd filed Critical Anhui Huanmei Brush Co ltd
Priority to CN202011471799.4A priority Critical patent/CN112603018B/en
Publication of CN112603018A publication Critical patent/CN112603018A/en
Application granted granted Critical
Publication of CN112603018B publication Critical patent/CN112603018B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • AHUMAN NECESSITIES
    • A46BRUSHWARE
    • A46DMANUFACTURE OF BRUSHES
    • A46D3/00Preparing, i.e. Manufacturing brush bodies
    • A46D3/04Machines for inserting or fixing bristles in bodies
    • AHUMAN NECESSITIES
    • A46BRUSHWARE
    • A46DMANUFACTURE OF BRUSHES
    • A46D3/00Preparing, i.e. Manufacturing brush bodies
    • A46D3/08Parts of brush-making machines
    • AHUMAN NECESSITIES
    • A46BRUSHWARE
    • A46DMANUFACTURE OF BRUSHES
    • A46D3/00Preparing, i.e. Manufacturing brush bodies
    • A46D3/08Parts of brush-making machines
    • A46D3/082Magazines for bristles; Feeding bristles to magazines; Knot picking
    • AHUMAN NECESSITIES
    • A46BRUSHWARE
    • A46DMANUFACTURE OF BRUSHES
    • A46D3/00Preparing, i.e. Manufacturing brush bodies
    • A46D3/08Parts of brush-making machines
    • A46D3/087Holders or supports for brush bodies

Abstract

The invention discloses a continuous feeder for a three-color floor brush. Including being used for supporting the support frame of three-colour scrubbing brush at vertical direction, being used for rotating the circular carousel of three-colour scrubbing brush at the horizontal direction, be used for fixing a position the three-colour scrubbing brush at the horizontal direction location pneumatic cylinder, be used for to the surperficial hair planting aircraft nose of planting hair of three-colour scrubbing brush, be used for removing at the horizontal direction planting Mao Jijia of the relative three-colour scrubbing brush position of hair planting aircraft nose, the upper surface rotation of support frame is connected circular carousel, the upper surface fixed connection of circular carousel the pneumatic cylinder of location, the upper surface sliding connection of support frame plants Mao Jijia, plant hair frame sliding connection plant hair aircraft nose, plant hair aircraft nose including be used for planting the first aircraft nose of short hair and long hair, be used for planting the third aircraft nose of long hair. The invention can solve the problem of low efficiency of producing the disc brush by the universal disc brush and the rolling brush processing equipment.

Description

Continuous feeding machine for three-color floor brush
Technical Field
The invention relates to the technical field of disc brush processing machinery, in particular to a continuous feeder for a three-color floor brush.
Background
With the acceleration of industrialization and automation processes, the demand of the disc-shaped brushes with larger size is larger and larger, for example, urban garbage sweeping vehicles are provided with disc brushes with bristles pointing to the ground, and hand-push sweeping devices or sweeping robots used in canteens, supermarkets and the like of colleges and universities also use the disc brushes. There are many cases where various industrial cleaning apparatuses use a dish brush, for example, professional cleaning companies use a dish brush for a large restaurant to clean a dinner plate, etc. It is sometimes desirable that the bristles be perpendicular to the brush body and that the free ends of the bristles be inclined away from the axis of the brush plate to provide a greater cleaning area or to provide a better cleaning result.
Professional manufacturing equipment for the disc brush is lacking in the market, drilling is usually finished on a machine tool, then clamping and positioning are carried out again on a hair-planting machine, hair planting is finished, and production efficiency is low. When a workshop mainly produces the disc brush and the rolling brush, the workbench for respectively purchasing the disc brush and the rolling brush is needed, and the drilling device and the hair planting device are respectively matched, so that the investment is large, the occupied area is large, and the equipment investment is large and the utilization rate is low under the condition of insufficient production.
Disclosure of Invention
Aiming at the defects of the prior art, the invention discloses a continuous feeding machine for a three-color floor brush, which can solve the problem of low efficiency of producing the disc brush by a universal disc brush and a rolling brush processing device.
In order to achieve the above purpose, the invention is realized by the following technical scheme:
the continuous feeder for the three-color floor brush comprises a support frame for supporting the three-color floor brush in a vertical direction, a round turntable for rotating the three-color floor brush in a horizontal direction, a positioning hydraulic cylinder for positioning the three-color floor brush in the horizontal direction, a hair-planting machine head for planting hair on the surface of the three-color floor brush, a hair-planting Mao Jijia for moving the hair-planting machine head in the horizontal direction relative to the three-color floor brush, wherein the upper surface of the support frame is rotationally connected with the round turntable, the upper surface of the round turntable is fixedly connected with the positioning hydraulic cylinder, the upper surface of the support frame is in sliding connection with the hair-planting machine head Mao Jijia, the hair-planting machine head is in sliding connection with the hair-planting machine head, the hair-planting machine head comprises a first machine head for planting short hair, a second machine head for planting short hair and long hair, and a third machine head for planting long hair, the first machine head is provided with a first short hair feeding hole and a first short hair discharging hole, the first short hair feeding hole is arranged at the top end part of the first machine head, the first short hair discharging hole is arranged at the bottom end part of the first machine head, the first short hair feeding hole is communicated with the first short hair discharging hole, the second machine head is provided with a second short hair feeding hole, a second short hair discharging hole, a second long hair feeding hole and a second long hair discharging hole, the second short hair feeding hole is arranged at the top end part of the second machine head, the second short hair discharging hole is arranged at the bottom end part of the second machine head, the second short hair feeding hole is communicated with the second short hair discharging hole, the second long hair Mao Jinliao is arranged at the top end part of the second machine head, the second long hair discharging hole is arranged at the bottom end part of the second machine head, the second long Mao Jinliao port is communicated with the second long wool discharging port, the three machine heads are provided with a third long Mao Jinliao port and a third long wool discharging port, the third long Mao Jinliao port is located at the top end of the third machine head, and the third long wool discharging port is located at the bottom end of the third machine head.
The preferred technical scheme, the top of planting hair frame stretches across the top setting of circular carousel, the planting hair aircraft nose with the top sliding connection of planting hair frame the support frame is provided with the straight slide that extends along the straight line direction, the bottom of planting the both sides of hair frame with straight slide sliding connection.
The preferred technical scheme, first aircraft nose has first spout, first spout with the top sliding connection of planting the hair frame, the second aircraft nose has the second spout, the second spout with the top sliding connection of planting the hair frame, the third aircraft nose has the third spout, the third spout with the top sliding connection of planting the hair frame.
The preferred technical scheme is that a circular rotating groove is formed on the upper surface of the supporting frame, the circular turntable is rotationally connected with the circular rotating groove, and the upper surface of the circular turntable is higher than the upper surface of the supporting frame.
According to the preferred technical scheme, the circular turntable comprises a circular part and an annular part, the outer side edge of the circular part is fixedly connected with the inner side edge of the annular part, the outer side edge of the annular part is rotationally connected with the circular rotating groove, and the positioning hydraulic cylinder is fixedly connected with the annular part.
According to the preferable technical scheme, the positioning hydraulic cylinder extends along the radial direction of the circular turntable, the cylinder body of the positioning hydraulic cylinder is fixedly connected with the annular part, and the piston rod of the positioning hydraulic cylinder extends towards the circular part.
The optimized technical scheme also comprises a driving motor and a speed reducer, wherein the machine body of the driving motor is fixedly connected with the supporting frame, an output shaft of the driving motor is connected with an input shaft of the speed reducer, and an output shaft of the speed reducer is connected with the center of the circular turntable.
The optimized technical scheme, the three-color floor brush comprises an inner ring, a middle ring and an outer ring, wherein the bristles of the inner ring are short bristles, the bristles of the inner side of the middle ring are short bristles, the bristles of the outer side of the middle ring are long bristles, and the bristles of the outer ring are long bristles.
The invention discloses a continuous feeder for a three-color floor brush, which has the following advantages:
the three-color floor brush can be supported in the vertical direction through the support frame, so that the stability of the three-color floor brush in the processing process is maintained. The three-color floor brush can be rotated in the horizontal direction through the circular turntable, so that the hair planting process of the three-color floor brush can be finished along the circumferential direction of the three-color floor brush. The three-color floor brush can be positioned in the horizontal direction through the positioning hydraulic cylinder, so that the three-color floor brush is further stabilized. The hair planting machine head is used for planting hair on the surface of the three-color floor brush, and the hair planting machine frame is matched to move the position of the hair planting machine head relative to the three-color floor brush in the horizontal direction, so that the three-color floor brush can be conveniently taken out and installed.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below.
It is evident that the drawings in the following description are only some embodiments of the present invention and that other drawings may be obtained from these drawings without inventive effort for a person of ordinary skill in the art.
FIG. 1 is a schematic view of a three-color scrubber according to an embodiment of the present invention;
FIG. 2 is a top view of an embodiment of the present invention;
FIG. 3 is a front view of an embodiment of the present invention;
fig. 4 is a partial enlarged view of an embodiment of the present invention.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments.
All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
As shown in fig. 1 to 4, the continuous feeder for a three-color floor brush according to the embodiment of the invention comprises a supporting frame 1 for supporting the three-color floor brush in a vertical direction, a circular turntable 2 for rotating the three-color floor brush in a horizontal direction, a positioning hydraulic cylinder 3 for positioning the three-color floor brush in the horizontal direction, a hair planting machine head 4 for planting hair on the surface of the three-color floor brush, a hair planting machine head Mao Jijia 5 for moving the hair planting machine head 4 in the horizontal direction relative to the three-color floor brush, wherein the upper surface of the supporting frame 1 is rotationally connected with the circular turntable 2, the upper surface of the circular turntable 2 is fixedly connected with the positioning hydraulic cylinder 3, the upper surface of the supporting frame 1 is slidably connected with the hair planting machine head Mao Jijia, and the hair planting machine frame 5 is slidably connected with the hair planting machine head 4.
Because the three-color floor brush comprises an inner ring 01, a middle ring 02 and an outer ring 03, bristles of the inner ring 01 are short bristles, bristles of the inner side of the middle ring 02 are short bristles, bristles of the outer side of the middle ring 02 are long bristles, and bristles of the outer ring 03 are long bristles. Therefore, the hair-planting head 4 includes a first head 41 for planting short hair, a second head 42 for planting short hair and long hair, and a third head 43 for planting long hair, the first head 41 has a first short hair feed port 411 and a first short hair feed port 412, the first short hair feed port 411 is disposed at a top end of the first head 41, the first short hair feed port 412 is disposed at a bottom end of the first head 41, the first short hair feed port 411 is in communication with the first short hair feed port 412, the second head 42 has a second short hair feed port 421, a second short hair feed port 423, a second long hair feed port 422 and a second long hair feed port 424, the second short hair feed port 421 and a top end of the second head 42 are disposed, the second short hair feed port 423 is disposed at a bottom end of the second head 42, the second short hair feed port 421 and the second short hair feed port 423 are disposed at a bottom end of the second head 41, the second short hair feed port 431 and the third head 432 is disposed at a bottom end of the third head 43, the second short hair feed port 431 and the third head 422 are disposed at a bottom end of the third head 43 and the third head 432 is disposed at a bottom end of the third head 43.
The three-color floor brush can be supported in the vertical direction through the support frame 1, so that the stability of the three-color floor brush in the processing process can be maintained. The three-color floor brush can be rotated in the horizontal direction through the circular turntable 2 so as to complete the hair planting process along the circumference of the three-color floor brush. The three-color floor brush can be positioned in the horizontal direction through the positioning hydraulic cylinder 3, so that the three-color floor brush is further stabilized. The hair planting machine head 4 is used for planting hair on the surface of the three-color floor brush, and the hair planting machine frame 5 is matched to move the position of the hair planting machine head 4 relative to the three-color floor brush in the horizontal direction, so that the three-color floor brush can be conveniently taken out and installed.
Because the hair planting machine head 4 needs to plant the hair directly over the three-color floor brush, the placement and the taking out of the three-color floor brush can be influenced, the top end part of the hair planting machine frame 5 stretches across the upper part of the round turntable 2, the hair planting machine head 4 is in sliding connection with the top end part of the hair planting machine frame 5, the support machine frame 1 is provided with a linear slideway 10 extending along the linear direction, and the bottom end parts of the two sides of the hair planting machine frame 5 are in sliding connection with the linear slideway 10.
In order to facilitate the movement of the plurality of heads respectively so as to adjust the positions of the single head and adapt to the three-color floor brushes with different specifications, the first head 41 is provided with a first chute, the first chute is in sliding connection with the top end part of the hair planting frame 5, the second head 42 is provided with a second chute, the first chute is in sliding connection with the top end part of the hair planting frame 5, and the third head 43 is provided with a third chute, and the first chute is in sliding connection with the top end part of the hair planting frame 5.
In order to facilitate the rotation of the circular turntable 2, a circular rotation groove 100 is formed on the upper surface of the support frame 1, the circular turntable 2 is rotationally connected with the circular rotation groove 100, and the upper surface of the circular turntable 2 is higher than the upper surface of the support frame 1. The rotary table further comprises a driving motor and a speed reducer, wherein the machine body of the driving motor is fixedly connected with the supporting frame 1, an output shaft of the driving motor is connected with an input shaft of the speed reducer, and an output shaft of the speed reducer is connected with the center of the circular rotary table 2.
In order to facilitate the positioning of the three-color floor brush by the circular turntable 2, the circular turntable 2 comprises a circular part 21 and an annular part 22, the outer side edge of the circular part 21 is fixedly connected with the inner side edge of the annular part 22, the outer side edge of the annular part 22 is rotatably connected with the circular rotating groove 100, and the positioning hydraulic cylinder 3 is fixedly connected with the annular part 22. The positioning hydraulic cylinder 3 extends along the radial direction of the circular turntable 2, the cylinder body of the positioning hydraulic cylinder 3 is fixedly connected with the annular part 22, and the piston rod of the positioning hydraulic cylinder 3 extends towards the circular part 21.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions.
Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
The above embodiments are only for illustrating the technical solution of the present invention, and are not limiting; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims (3)

1. A continuous feeding machine for a three-color floor brush is characterized in that: comprises a supporting frame for supporting a three-color floor brush in a vertical direction, a circular rotary table for rotating the three-color floor brush in a horizontal direction, a positioning hydraulic cylinder for positioning the three-color floor brush in the horizontal direction, a hair-planting machine head for planting hair on the surface of the three-color floor brush, a hair-planting machine head for moving the hair-planting machine head in the horizontal direction relative to the three-color floor brush, a hair-planting Mao Jijia for moving the hair-planting machine head in the horizontal direction relative to the three-color floor brush, wherein the upper surface of the supporting frame is rotationally connected with the circular rotary table, the upper surface of the circular rotary table is fixedly connected with the positioning hydraulic cylinder, the upper surface of the supporting frame is slidingly connected with the hair-planting Mao Jijia, the hair-planting frame is slidingly connected with the hair-planting machine head, the hair-planting machine head comprises a first machine head for planting short hair, a second machine head for planting short hair and long hair, a third machine head for planting long hair, the first machine head is provided with a first short hair feeding port and a first short hair discharging port, the first short hair feed port is arranged at the top end of the first machine head, the first short hair feed port is arranged at the bottom end of the first machine head, the first short hair feed port is communicated with the first short hair feed port, the second machine head is provided with a second short hair feed port, a second long hair feed port and a second long hair feed port, the second short hair feed port is arranged at the top end of the second machine head, the second short hair feed port is arranged at the bottom end of the second machine head, the second short hair feed port is communicated with the second short hair feed port, the second long hair feed port is arranged at the top end of the second machine head, the second long hair feed port is arranged at the bottom end of the second machine head, the second long hair feed port is communicated with the second long hair feed port Mao Jinliao, the three machine heads are provided with a third long Mao Jinliao port and a third long wool discharging port, the third long Mao Jinliao port is located at the top end portion of the third machine head, the third long wool discharging port is located at the bottom end portion of the third machine head, the top end portion of the wool planting machine frame stretches across the upper portion of the circular rotary table, the wool planting machine head is in sliding connection with the top end portion of the wool planting machine frame, the support machine frame is provided with a linear slideway extending along the linear direction, the bottom end portions of the two sides of the wool planting machine frame are in sliding connection with the linear slideway, the first machine head is provided with a first chute, the first chute is in sliding connection with the top end portion of the wool planting machine frame, the second machine head is provided with a second chute, the third chute is in sliding connection with the top end portion of the wool planting machine frame, the upper surface of the support machine frame is provided with a circular rotary groove, the rotary table is in sliding connection with the linear slideway, the upper surface of the support machine frame is provided with a circular cylinder, the annular cylinder is in sliding connection with the annular cylinder is in radial direction, and the annular cylinder is fixedly connected with the annular cylinder.
2. The continuous feeder for three-color floor brush according to claim 1, wherein: the rotary table is characterized by further comprising a driving motor and a speed reducer, wherein the machine body of the driving motor is fixedly connected with the supporting frame, an output shaft of the driving motor is connected with an input shaft of the speed reducer, and an output shaft of the speed reducer is connected with the center of the circular rotary table.
3. The continuous feeder for three-color floor brush according to claim 1, wherein: the three-color floor brush comprises an inner ring, a middle ring and an outer ring, wherein bristles of the inner ring are short bristles, bristles of the inner side of the middle ring are short bristles, bristles of the outer side of the middle ring are long bristles, and bristles of the outer ring are long bristles.
CN202011471799.4A 2020-12-14 2020-12-14 Continuous feeding machine for three-color floor brush Active CN112603018B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202011471799.4A CN112603018B (en) 2020-12-14 2020-12-14 Continuous feeding machine for three-color floor brush

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202011471799.4A CN112603018B (en) 2020-12-14 2020-12-14 Continuous feeding machine for three-color floor brush

Publications (2)

Publication Number Publication Date
CN112603018A CN112603018A (en) 2021-04-06
CN112603018B true CN112603018B (en) 2024-02-09

Family

ID=75234239

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202011471799.4A Active CN112603018B (en) 2020-12-14 2020-12-14 Continuous feeding machine for three-color floor brush

Country Status (1)

Country Link
CN (1) CN112603018B (en)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20110039101A (en) * 2009-10-09 2011-04-15 대한동방 주식회사 Automatic apparatus for transplanting bristle of brush disk
CN107173984A (en) * 2017-05-17 2017-09-19 湖北智丰数控机械有限公司 The three-in-one drilling and hair-planting all-in-one of heavy duty disc, flat board, rod brush
CN107874455A (en) * 2017-12-13 2018-04-06 扬州市海星数控制刷设备有限公司 Horizontal round brush disc brush, which is bored, plants all-in-one
CN109527796A (en) * 2018-12-27 2019-03-29 厦门帮众科技有限公司 Hair device is planted in the push of a plant hair production line
CN110604394A (en) * 2019-11-05 2019-12-24 饶才鹤 Hairbrush hair planting machine capable of achieving same-hole multicolor hair planting and hair planting method thereof
CN111789373A (en) * 2020-07-27 2020-10-20 安徽环美刷业有限公司 Hairbrush hair planting, polishing and trimming integrated machine

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20110039101A (en) * 2009-10-09 2011-04-15 대한동방 주식회사 Automatic apparatus for transplanting bristle of brush disk
CN107173984A (en) * 2017-05-17 2017-09-19 湖北智丰数控机械有限公司 The three-in-one drilling and hair-planting all-in-one of heavy duty disc, flat board, rod brush
CN107874455A (en) * 2017-12-13 2018-04-06 扬州市海星数控制刷设备有限公司 Horizontal round brush disc brush, which is bored, plants all-in-one
CN109527796A (en) * 2018-12-27 2019-03-29 厦门帮众科技有限公司 Hair device is planted in the push of a plant hair production line
CN110604394A (en) * 2019-11-05 2019-12-24 饶才鹤 Hairbrush hair planting machine capable of achieving same-hole multicolor hair planting and hair planting method thereof
CN111789373A (en) * 2020-07-27 2020-10-20 安徽环美刷业有限公司 Hairbrush hair planting, polishing and trimming integrated machine

Also Published As

Publication number Publication date
CN112603018A (en) 2021-04-06

Similar Documents

Publication Publication Date Title
CN105058207A (en) Abrasive belt grinding machining device with contact wheel depot
CN107928102B (en) Rolling brush disc brush integrated workbench
CN208913176U (en) A kind of detachable chip removal system of polar coordinates drilling machine
CN107874455B (en) Horizontal rolling brush disc brushing, drilling and planting integrated machine
US4707946A (en) Grinding machine
CN207873852U (en) A kind of equipment for deburring automobile hub
CN115070578A (en) Automatic accurate metalwork grinding device who removes dust
CN112603018B (en) Continuous feeding machine for three-color floor brush
CN210651177U (en) Self-cleaning efficient blank drawing machine
CN204893653U (en) Sbrasive belt grinding adds tool with touch roller storehouse
CN111168500A (en) Steel pipe end groove forming device
CN111543776A (en) Plastic brush hair planting machine
CN112894558A (en) Wood handle processing system of gardening tool and processing technology thereof
CN103753384A (en) Rotary workbench
CN212019647U (en) Multi-station automatic drilling and tapping machine
CN208230860U (en) A kind of numerically controlled lathe
CN203936740U (en) A kind of wheel hub flash trimmer
CN113751990A (en) Rotating hub type cam press-mounting machine for press-mounting liquid storage device barrel and press-mounting method thereof
CN214979832U (en) Deburring device for crankshaft sprocket
CN207043885U (en) A kind of two station flash trimmers
CN113499882B (en) Automatic paint spraying device for hub
CN220177253U (en) Rotary type single-workpiece paint spraying device
CN203680032U (en) Rotary workbench
CN219664106U (en) Rotating frame for spraying mechanical arm
CN210815915U (en) Efficient internal spraying machine

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant