CN110449242A - A kind of new grinding instrument - Google Patents

A kind of new grinding instrument Download PDF

Info

Publication number
CN110449242A
CN110449242A CN201910849123.5A CN201910849123A CN110449242A CN 110449242 A CN110449242 A CN 110449242A CN 201910849123 A CN201910849123 A CN 201910849123A CN 110449242 A CN110449242 A CN 110449242A
Authority
CN
China
Prior art keywords
shell
fixed plate
fixedly connected
mill ball
plate
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.)
Pending
Application number
CN201910849123.5A
Other languages
Chinese (zh)
Inventor
刘新星
邵伟
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.)
Yantai Baibo Automation Technology Co., Ltd.
Original Assignee
Yantai Federer Biological 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 Yantai Federer Biological Technology Co Ltd filed Critical Yantai Federer Biological Technology Co Ltd
Priority to CN201910849123.5A priority Critical patent/CN110449242A/en
Publication of CN110449242A publication Critical patent/CN110449242A/en
Pending legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B02CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02CCRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C19/00Other disintegrating devices or methods
    • B02C19/0012Devices for disintegrating materials by collision of these materials against a breaking surface or breaking body and/or by friction between the material particles (also for grain)
    • B02C19/005Devices for disintegrating materials by collision of these materials against a breaking surface or breaking body and/or by friction between the material particles (also for grain) the materials to be pulverised being disintegrated by collision of, or friction between, the material particles

Abstract

The invention discloses a kind of new grinding instrument, including shell, the upper end of shell is fixedly connected with control panel, the lower end of control panel is fixedly connected with circuit board, the side lower end of shell is fixedly connected with power outlet, power outlet and circuit board are electrically connected, the other side of shell is fixedly connected with grinding cup fixed plate, the setting at an acute angle of the lower end of grinding cup fixed plate and shell, grinding cup fixed plate is equipped with several putting holes, the inside of putting hole is connected with adapter, the inside of adapter is connected with grinding cup, the other side upper end of shell is equipped with fixation hole, between mill ball protrusion mill ball fixed plate of the invention and rotor plate and form camber protrusion, activity is limited in the class cylindrical region among mill ball fixed plate and rotor plate, and mill ball fixed plate is different using material from rotor plate, mill ball fixed plate uses impact resistance Wear-resistant material, rotor plate use metal material, can reduce difficulty of processing of the invention.

Description

A kind of new grinding instrument
Technical field
The present invention relates to a kind of beveller, in particular to a kind of new grinding instrument belongs to beveller technical field.
Background technique
Beveller is that people are used to grind one of mechanical equipment of thing.
Currently, the vertical milling apparatus that people use, during the grinding process, abrasive sand and ground sample are in grinding ball impact Lower bullet is walked, and grinding efficiency is low, and grinding effect is poor, and the mill ball of milling apparatus is single to the grinding cup mode of action, also results in Grinding efficiency is low.
Summary of the invention
The present invention provides a kind of new grinding instrument, effective solution problems of the prior art.
In order to solve the above-mentioned technical problems, the present invention provides the following technical solutions:
A kind of new grinding instrument of the present invention, including shell, the upper end of the shell are fixedly connected with control panel, the control The lower end of panel processed is fixedly connected with circuit board, and the side lower end of the shell is fixedly connected with power outlet, and the power supply is inserted Seat and circuit board are electrically connected, and the other side of the shell is fixedly connected with grinding cup fixed plate, the grinding cup fixed plate and The setting at an acute angle of the lower end of shell, the grinding cup fixed plate are equipped with several putting holes, and the inside of the putting hole is clamped There is adapter, the inside of the adapter is connected with grinding cup, and the other side upper end of the shell is equipped with fixation hole, the shell Internal portion is fixedly connected with motor fixing plate close to the side of grinding cup fixed plate, is fixedly connected with electricity on the motor fixing plate Machine, the motor and power outlet and circuit board are electrically connected, and the output end of the motor is fixedly connected with axis, it is described in It is arranged with bearing on the lateral wall of axis, bearing holder (housing, cover), the lateral wall of the bearing holder (housing, cover) are arranged on the lateral wall of the outer race On be fixedly connected with mill ball fixed plate, the mill ball fixed plate is made of wear-resistant material, and the mill ball fixed plate is separate The side of motor is fixedly connected with rotor plate, and the rotor plate is made of metal material, and the rotor plate is fixed far from mill ball The side of plate is fixedly connected in grinding cup fixed plate, and the mill ball fixed plate is separate close to a middle side part and axis for motor One end of motor is fixedly connected, and mill ball, the mill ball are fixedly connected on the periphery wall of the mill ball fixed plate Between abrading-ball fixed plate and rotor plate, between the mill ball protrusion mill ball fixed plate and rotor plate and formation camber is convex It rises.
As a preferred technical solution of the present invention, it is all provided on the inner sidewall of the bearing holder (housing, cover) and on the lateral wall of axis There is ring groove, hole retaining ring is connected with inside the ring groove being arranged on the bearing holder (housing, cover), what is be arranged on the axis is ring-like Inside grooves are connected with shaft block ring.
As a preferred technical solution of the present invention, several putting holes are in ring-like distribution, and two neighboring described The distance between putting hole is all the same.
As a preferred technical solution of the present invention, the other side lower end of the shell is connected with by articulate Door, the door are fixedly connected with pressure plate close to the side of shell, and the pressure plate is made of flexible material, the pressure plate Lateral wall is fixedly connected with sealant.
As a preferred technical solution of the present invention, it is fixedly connected with handle on the upper end lateral wall of the door, it is described The lateral wall of handle is equipped with anti-slip rubber layer.
As a preferred technical solution of the present invention, the both ends of the hinge are inserted with bolt, described hinge one end The bolt of setting passes through hinge and extends to the inside of shell, and the bolt of the hinge other end setting passes through hinge and extends to The inside of door.
As a preferred technical solution of the present invention, the door is fixedly connected with fixing card close to the side upper end of shell Button, the fixed card buckle are connected to the inside of fixation hole.
As a preferred technical solution of the present invention, the lower end of the shell is fixedly connected with several stabilizer blades, the branch There are four foot is set, four stabilizer blades are located at four corner of lower end of shell, and the lower end of four stabilizer blades is equipped with anti- Skidding.
The beneficial effects obtained by the present invention are as follows being:
1, mill ball protrudes between mill ball fixed plate and rotor plate and is formed camber protrusion, and it is solid that activity is limited to mill ball In class cylindrical region among fixed board and rotor plate, and mill ball fixed plate is different using material from rotor plate, and mill ball is fixed Plate uses impact resistance wear-resistant material, and rotor plate uses metal material, can reduce difficulty of processing of the invention.
2, grinding cup fixed plate and new grinding instrument bottom surface journey acute angle are arranged, guarantee abrasive sand and grinding sample in grinding cup Product can by mill ball shock but also make its with grinding wall of cup mutually hit, and pressure plate use flexible material, can will Grinding cup compresses in the axial direction, increases grinding effect.
3, there are several putting holes of circular arrangement in grinding cup fixed plate, adapter is placed in putting hole, and Adapter has different specifications, and different adapters is replaced according to the grinding cup of the different size used.
Detailed description of the invention
Attached drawing is used to provide further understanding of the present invention, and constitutes part of specification, with reality of the invention It applies example to be used to explain the present invention together, not be construed as limiting the invention.In the accompanying drawings:
Fig. 1 is cut away view of the invention;
Fig. 2 is external structure schematic diagram of the invention;
Fig. 3 is the structural schematic diagram of bottom of the present invention;
Structural schematic diagram when Fig. 4 is present invention expansion.
In figure: 1, control panel;2, fixation hole;3, putting hole;4, grinding cup fixed plate;5, hinge;6, sealant;7, solid Fixed buckle;8, door;9, handle;10, shell;11, circuit board;12, motor;13, motor fixing plate;14, mill ball fixed plate; 15, mill ball;16, rotor plate;17, pressure plate;18, adapter;19, grinding cup;20, bearing holder (housing, cover);21, bearing;22, axis; 23, power outlet;24, shaft block ring;25, hole retaining ring;26, stabilizer blade;27, bolt.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other Embodiment shall fall within the protection scope of the present invention.
Embodiment: as shown in Figs 1-4, a kind of new grinding instrument of the present invention, including shell 10, the upper end of the shell 10 are solid Surely it is connected with control panel 1, the lower end of the control panel 1 is fixedly connected with circuit board 11, the side lower end of the shell 10 It is fixedly connected with power outlet 23, the power outlet 23 and circuit board 11 are electrically connected, the present invention connected with external power supply, The other side of the shell 10 is fixedly connected with grinding cup fixed plate 4, and the lower end of the grinding cup fixed plate 4 and shell 10 is in sharp Angle setting, the grinding cup fixed plate 4 are equipped with several putting holes 3, and the inside of the putting hole 3 is connected with adapter 18, The inside of the adapter 18 is connected with grinding cup 19, and the other side upper end of the shell 10 is equipped with fixation hole 2, the shell 10 inside are fixedly connected with motor fixing plate 13, fixed company on the motor fixing plate 13 close to the side of grinding cup fixed plate 4 It is connected to motor 12, the motor 12 and power outlet 23 and circuit board 11 is electrically connected, the output end of the motor 12 is fixed It is connected with axis 22, bearing 21 is arranged on the lateral wall of the axis 22, is arranged on the lateral wall of 21 outer ring of bearing Bearing holder (housing, cover) 20, is fixedly connected with mill ball fixed plate 14 on the lateral wall of the bearing holder (housing, cover) 20, the mill ball fixed plate 14 by Wear-resistant material is made, and the mill ball fixed plate 14 is fixedly connected with rotor plate 16, the rotor plate far from the side of motor 12 16 are made of metal material, reduce difficulty of processing of the invention, and side of the rotor plate 16 far from mill ball fixed plate 14 is solid Surely it is connected in grinding cup fixed plate 4, the separate electricity of a middle side part and axis 22 of the mill ball fixed plate 14 close to motor 12 One end of machine 12 is fixedly connected, and mill ball 15 is fixedly connected on the periphery wall of the mill ball fixed plate 14, described to grind For abrading-ball 15 between abrading-ball fixed plate 14 and rotor plate 16, the mill ball 15 protrudes mill ball fixed plate 14 and rotor plate 16 Between and form camber protrusion, so that 15 activity of mill ball is limited to the class cylindrical zone among mill ball fixed plate 14 and rotor plate 16 In domain.
Wherein, on the inner sidewall of the bearing holder (housing, cover) 20 and ring groove, the bearing are equipped on the lateral wall of axis 22 It is connected with hole retaining ring 25 inside the ring groove being arranged on set 20, is connected with inside the ring groove being arranged on the axis 22 Shaft block ring 24, convenient for bearing 21 will be axially fixed between hole retaining ring 25 and bearing holder (housing, cover) 20, by 21 axial restraint of bearing Between shaft block ring 24 and axis 22, and because hole retaining ring card 25 and the axial restriction effect of shaft block ring 24 are same bearing The same face, therefore the interaction of hole retaining ring card 25 and 21 three of shaft block ring 24 and bearing, by 22 axial restraint of axis, It will not axial float.
Wherein, several putting holes 3 are in ring-like distribution, and the distance between two neighboring described putting hole 3 is all the same, The grinding cup 19 being arranged inside each putting hole 3 is hit convenient for mill ball 15.
Wherein, the other side lower end of the shell 10 is connected with door 8 by hinge 5, and the door 8 is close to shell 10 Side is fixedly connected with pressure plate 17, and the pressure plate 17 is made of flexible material, and the lateral wall of the pressure plate 17 is fixed to be connected It is connected to sealant 6, is compressed between grinding cup fixed plate 4 and door 8 under the action of clamping force, plays the role of sound insulaton.
Wherein, handle 9 is fixedly connected on the upper end lateral wall of the door 8, the lateral wall of the handle 9 is equipped with anti-skidding Rubber layer, convenient for pulling out and rotating door 8 inside fixation hole 2 for fixed card buckle 7.
Wherein, the both ends of the hinge 5 are inserted with bolt 27, and the bolt 27 of 5 one end of hinge setting passes through hinge 5 And the inside of shell 10 is extended to, the bolt 27 of 5 other end of the hinge setting passes through hinge 5 and extends to the inside of door 8, just It is rotated on the housing 10 in door 8.
Wherein, the door 8 is fixedly connected with fixed card buckle 7 close to the side upper end of shell 10, and the fixed card buckle 7 is clamped In the inside of fixation hole 2, convenient for door 8 is fixed on the housing 10.
Wherein, the lower end of the shell 10 is fixedly connected with several stabilizer blades 26, there are four the stabilizer blade 26 is set, described in four Stabilizer blade 26 is located at four corner of lower end of shell 10, and the lower end of four stabilizer blades 26 is equipped with non-slip mat, increases this The stability of invention.
Specifically, being put into several grinding cups 19 after ground sample and abrasive sand proper proportion are mixed, and utilizes and grind The end cap for grinding cup 19 fastens, after being placed into adapter 18 with the grinding cup 19 equipped with abrasive sand equipped with ground sample, and it is common It is placed in the putting hole 3 in grinding cup fixed plate 4, pull handle 9 rotates door 8 by hinge 5, until fixed card buckle 7 It is inserted into clamping in fixation hole 2, at this point, sealant 6 compresses between grinding cup fixed plate 4 and door 8 under the action of clamping force, Play the role of sound insulaton, pressure plate 17 under the action of door 8 by 19 axial compression of grinding cup, in 23 plug-in of power outlet In the case of, the control button on control panel 1 is pressed, and pass through the control of circuit board 11, and then starting is fixed on motor and fixes Motor 12 on plate 13, motor 12 by axis 22 drive rotor plate 16 rotate, mill ball 15 by mill ball fixed plate 14 with The raised activity at 16 edge of rotor plate is limited in class cylinder bore region, and in the case where rotor plate 16 rotates, mill ball 15 exists Impacting cup 19 is thrown away under the action of centrifugal force, further after 16 uniform rotation of rotor plate, since grinding cup 19 is fixed The internal diameter that wall of cup is formed after placement is less than the maximum outside diameter that mill ball 15 is in equilibrium state under the action of the centrifugal force, therefore grinds Ball 15 also can high-speed impact grinding cup 19, the abrasive sand inside grinding cup 19 is mutually hit with ground sample until ground sample is ground It is milled to suitable particle size, process of lapping is completed with this, after grinding is completed, pulling handle 9 opens door 8, grinding cup 19 is taken out, into And take out sample ground in grinding cup 19.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding And modification, the scope of the present invention is defined by the appended.

Claims (8)

1. a kind of new grinding instrument, including shell (10), which is characterized in that the upper end of the shell (10) is fixedly connected with control The lower end of panel (1), the control panel (1) is fixedly connected with circuit board (11), and the side lower end of the shell (10) is fixed It is connected with power outlet (23), the power outlet (23) and circuit board (11) are electrically connected, the other side of the shell (10) It is fixedly connected with grinding cup fixed plate (4), the lower end setting at an acute angle of the grinding cup fixed plate (4) and shell (10) is described Grinding cup fixed plate (4) is equipped with several putting holes (3), and the inside of the putting hole (3) is connected with adapter (18), described The inside of adapter (18) is connected with grinding cup (19), and the other side upper end of the shell (10) is equipped with fixation hole (2), described The internal side close to grinding cup fixed plate (4) of shell (10) is fixedly connected with motor fixing plate (13), the motor fixing plate (13) it is fixedly connected on motor (12), the motor (12) and power outlet (23) and circuit board (11) are electrically connected, institute The output end for stating motor (12) is fixedly connected with axis (22), is arranged with bearing (21), institute on the lateral wall of the axis (22) It states and is arranged on the lateral wall of bearing (21) outer ring bearing holder (housing, cover) (20), be fixedly connected with and grind on the lateral wall of the bearing holder (housing, cover) (20) Abrading-ball fixed plate (14), the mill ball fixed plate (14) are made of wear-resistant material, and the mill ball fixed plate (14) is far from electricity The side of machine (12) is fixedly connected with rotor plate (16), and the rotor plate (16) is made of metal material, the rotor plate (16) Side far from mill ball fixed plate (14) is fixedly connected on grinding cup fixed plate (4), and the mill ball fixed plate (14) is leaned on One middle side part of nearly motor (12) is fixedly connected with axis (22) far from the one end of motor (12), the mill ball fixed plate (14) Periphery wall on be fixedly connected with mill ball (15), the mill ball (15) is located at abrading-ball fixed plate (14) and rotor plate (16) between, between mill ball (15) protrusion mill ball fixed plate (14) and rotor plate (16) and camber protrusion is formed.
2. a kind of new grinding instrument according to claim 1, which is characterized in that on the inner sidewall of the bearing holder (housing, cover) (20) and It is equipped with ring groove on the lateral wall of axis (22), hole use is connected with inside the ring groove being arranged on the bearing holder (housing, cover) (20) Retaining ring (25) is connected with shaft block ring (24) inside the ring groove being arranged on the axis (22).
3. a kind of new grinding instrument according to claim 1, which is characterized in that several putting holes (3) are in ring-like point Cloth, and the distance between two neighboring described putting hole (3) is all the same.
4. a kind of new grinding instrument according to claim 1, which is characterized in that the other side lower end of the shell (10) is logical It crosses hinge (5) to be connected with door (8), the door (8) is fixedly connected with pressure plate (17) close to the side of shell (10), described Pressure plate (17) is made of flexible material, and the lateral wall of the pressure plate (17) is fixedly connected with sealant (6).
5. a kind of new grinding instrument according to claim 4, which is characterized in that solid on the upper end lateral wall of the door (8) Surely it is connected with handle (9), the lateral wall of the handle (9) is equipped with anti-slip rubber layer.
6. a kind of new grinding instrument according to claim 4, which is characterized in that the both ends of the hinge (5) are inserted with The bolt (27) of bolt (27), hinge (5) one end setting passes through hinge (5) and extends to the inside of shell (10), described The bolt (27) of hinge (5) other end setting passes through hinge (5) and extends to the inside of door (8).
7. a kind of new grinding instrument according to claim 4, which is characterized in that the one of the door (8) close shell (10) Side upper end is fixedly connected with fixed card buckle (7), and the fixed card buckle (7) is connected to the inside of fixation hole (2).
8. a kind of new grinding instrument according to claim 1, which is characterized in that the lower end of the shell (10) is fixedly connected Have several stabilizer blades (26), there are four the stabilizer blade (26) sets, four stabilizer blades (26) are located at the lower end four of shell (10) The lower end of corner, four stabilizer blades (26) is equipped with non-slip mat.
CN201910849123.5A 2019-09-09 2019-09-09 A kind of new grinding instrument Pending CN110449242A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910849123.5A CN110449242A (en) 2019-09-09 2019-09-09 A kind of new grinding instrument

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201910849123.5A CN110449242A (en) 2019-09-09 2019-09-09 A kind of new grinding instrument

Publications (1)

Publication Number Publication Date
CN110449242A true CN110449242A (en) 2019-11-15

Family

ID=68491413

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201910849123.5A Pending CN110449242A (en) 2019-09-09 2019-09-09 A kind of new grinding instrument

Country Status (1)

Country Link
CN (1) CN110449242A (en)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB855044A (en) * 1957-11-01 1960-11-30 Fischer Ag Georg Improvements in or relating to ball-bearing grinding mills
CN207102806U (en) * 2017-06-29 2018-03-16 王俊 A kind of swing lapping device of Chinese medicinal material processing
CN108262126A (en) * 2017-04-08 2018-07-10 姜海 A kind of electronic self adaptation Chinese medicine grinding device
CN108772179A (en) * 2018-06-25 2018-11-09 许兰兰 Pharmaceutical engineering milling apparatus
CN110180621A (en) * 2019-06-17 2019-08-30 枣庄鑫金山智能机械股份有限公司 A kind of uniform sand making machine of particle
CN210522733U (en) * 2019-09-09 2020-05-15 烟台元秦科技发展有限公司 Novel grinding instrument

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB855044A (en) * 1957-11-01 1960-11-30 Fischer Ag Georg Improvements in or relating to ball-bearing grinding mills
CN108262126A (en) * 2017-04-08 2018-07-10 姜海 A kind of electronic self adaptation Chinese medicine grinding device
CN207102806U (en) * 2017-06-29 2018-03-16 王俊 A kind of swing lapping device of Chinese medicinal material processing
CN108772179A (en) * 2018-06-25 2018-11-09 许兰兰 Pharmaceutical engineering milling apparatus
CN110180621A (en) * 2019-06-17 2019-08-30 枣庄鑫金山智能机械股份有限公司 A kind of uniform sand making machine of particle
CN210522733U (en) * 2019-09-09 2020-05-15 烟台元秦科技发展有限公司 Novel grinding instrument

Similar Documents

Publication Publication Date Title
CN108722560B (en) Coating grinding device
CN106239351B (en) A kind of grinding device
CN101716546A (en) Composite mill
CN111054481B (en) Grinder for flour processing
CN110449242A (en) A kind of new grinding instrument
CN210522733U (en) Novel grinding instrument
CN104440503B (en) Working method and device for tool cutting edge magnetic passivation machine
CN201596557U (en) Compound mill
CN207887273U (en) Cosmetics abrasive working appts
CN111298931A (en) Titanium dioxide grinding machine and operation method
CN208005349U (en) A kind of rotating device of Domestic glass edge polisher
CN102416354A (en) Electric grinding machine
CN211612894U (en) Titanium dioxide grinds machine
CN202290190U (en) Electric grinding machine
CN210411072U (en) Centrifugal pulverizer
CN209095265U (en) A kind of sanding and polishing device of water transfer product
CN207979549U (en) A kind of coffee bean grinding device
CN208390213U (en) A kind of polyester resin disintegrating apparatus
CN205570441U (en) Vertical vibrating mill of two eccentric structures
CN215823144U (en) Grit rubbing crusher
CN207707798U (en) A kind of household condiment grinder
CN2694876Y (en) Regulatable coffee grinder
CN208005306U (en) Automatic knife grinder
CN220403830U (en) Magnetic suction type powder vibrating structure of coffee bean grinder
CN206007062U (en) A kind of blade type soy milk making machine with grinding function

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
TA01 Transfer of patent application right

Effective date of registration: 20200114

Address after: 264006 No. 3, No. 5, Yongjiang Branch Road, Yantai Economic and Technological Development Zone, Shandong Province

Applicant after: Yantai Baibo Automation Technology Co., Ltd.

Address before: 264006 room 639, building 3, No.32 Zhujiang Road, Yantai Economic and Technological Development Zone, Shandong Province

Applicant before: Yantai Federer Biological Technology Co. Ltd.

TA01 Transfer of patent application right
CB02 Change of applicant information

Address after: 264006 No. 3, No. 5, Yongjiang Branch Road, Yantai Economic and Technological Development Zone, Shandong Province

Applicant after: Yantai Yuanqin Technology Development Co., Ltd

Address before: 264006 No. 3, No. 5, Yongjiang Branch Road, Yantai Economic and Technological Development Zone, Shandong Province

Applicant before: Yantai Baibo Automation Technology Co., Ltd.

CB02 Change of applicant information