CN206853891U - A kind of downstream-type magnetic separator de-ironing - Google Patents

A kind of downstream-type magnetic separator de-ironing Download PDF

Info

Publication number
CN206853891U
CN206853891U CN201720540159.1U CN201720540159U CN206853891U CN 206853891 U CN206853891 U CN 206853891U CN 201720540159 U CN201720540159 U CN 201720540159U CN 206853891 U CN206853891 U CN 206853891U
Authority
CN
China
Prior art keywords
working chamber
groove
ash pit
downstream
magnetic separator
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
CN201720540159.1U
Other languages
Chinese (zh)
Inventor
杨志
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.)
Foshan Xinke Technology Co.,Ltd.
Original Assignee
Foshan City Jin Nuokai Machinery Equipment 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 Foshan City Jin Nuokai Machinery Equipment Co Ltd filed Critical Foshan City Jin Nuokai Machinery Equipment Co Ltd
Priority to CN201720540159.1U priority Critical patent/CN206853891U/en
Application granted granted Critical
Publication of CN206853891U publication Critical patent/CN206853891U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Abstract

The utility model discloses a kind of downstream-type magnetic separator de-ironing, including frame, working chamber is provided with the frame and reciprocally close to the magnetic region of working chamber, the working chamber is interior to be provided with some soft magnetism mesons;The top of the working chamber is provided with stock inlet, and the bottom of the working chamber is provided with thick liquid discharge mouth;Also include overfall groove and ash pit;Remaining slurry collection port is provided with the overfall groove, wastewater collection mouth is provided with the ash pit;The thick liquid discharge mouth is connected with discharge pipe, and the outlet of the discharge pipe extends to overfall groove nearby or near ash pit;Power Component is additionally provided with the frame, the Power Component is provided with reciprocally to be connected in the motion portion of overfall groove and ash pit, the motion portion with discharge pipe.The utility model realizes slurry in prior art and damages minimized, the smooth no dead angle of pulp flow, pipe design easy, operates the innovations such as convenient, simple to operate, regular maintenance is convenient.

Description

A kind of downstream-type magnetic separator de-ironing
Technical field
A kind of magnetic separator de-ironing is the utility model is related to, especially a kind of downstream-type magnetic separator de-ironing.
Background technology
In the raw material process of the field such as ceramics, glass, chemical industry, medicine and food, it need generally be filled using iron removaling The ferromagnetic material removed in raw material is put, to improve the degree of purity of raw material.At present, deironing apparatus generally comprises magneto and removed Two kinds of iron machine and electromagnetic type magnetic separator de-ironing.
Deferrization machine of static type Energy in use is relatively low, and regular maintenance is also relatively simple, if Authorization Notice No. is CN 00995170Y Patent document disclose a kind of high-efficient deferrization magnetic separator, including made of non-magnet_conductible material working chamber, positioned at working chamber two The relative permanent magnet in south, the arctic of side, positioned at working chamber mineral fluid entrance mineral fluid dispensing port, working chamber is provided with soft Magnetic material, it is particular in that working chamber is connected with lateral dynamics mobile device, beside permanent magnet without being set above magnetic region Automatic flushing device is equipped with, the side wall of working chamber is provided with auto-flushing mouth, is provided with the bottom of working chamber with valve Remaining slurry floss hole, working chamber bottom connect slurry discharge pipe.However, existing deferrization machine of static type is often only by 3~4 Block permanent magnet encloses to form the rectangular magnetic region of outline, and magnetic field intensity is low, and de-ferrous effect is limited.
The magnetic field intensity of electromagnetic type magnetic separator de-ironing is higher, and the application documents if application publication number is CN 104353549A disclose A kind of electromagnetic deironing machine, including frame, inner cylinder, heat dissipation tank, magnet coil, demagnetizer and power supply, inner tube installation in frame, Magnet coil is wound on the outside of inner cylinder, and inner cylinder lower end sets charging aperture and slag-drip opening, it is such a enter slurry mode, it will cause to starch Stream is dynamic to have some setbacks, and de-ferrous effect is poor.Inner cylinder upper end is arranged lifting bucket, and discharging opening and water inlet, lifting are set at the top of lifting bucket Bottom of the barrel sets through hole, and lifting bucket can slide up and down in inner cylinder.But the structure of electromagnetic type magnetic separator de-ironing is than magneto iron removaling The structure of machine is more complicated, and fault rate is high, and regular maintenance is quite inconvenient, and electromagnetic type magnetic separator de-ironing energy consumption used in everyday is larger, Use cost is higher.
In summary, mainly have that slurry loss rate is high, and pulp flow is not smooth the shortcomings that prior art, pipe design is complicated, into This is higher, cumbersome.
For this reason, it may be necessary to develop a kind of novel iron removing machine that can solve existing issue.
Utility model content
The purpose of this utility model is that providing a kind of slurry damages minimized, the smooth no dead angle of pulp flow, pipe design letter Just change, operate convenient, simple to operate, the convenient magnetic separator de-ironing of regular maintenance.
To achieve these goals, the utility model adopts the following technical scheme that:
A kind of downstream-type magnetic separator de-ironing, including frame, the frame is interior to be provided with working chamber and reciprocally close to the magnetic of working chamber Area, the working chamber is interior to be provided with some soft magnetism mesons;It is characterized in that the top of the working chamber is provided with stock inlet, the work The bottom of chamber is provided with thick liquid discharge mouth;Also include overfall groove and ash pit;Remaining slurry collection port, the ash pit are provided with the overfall groove It is interior to be provided with wastewater collection mouth;The thick liquid discharge mouth is connected with discharge pipe, and the outlet of the discharge pipe extends to overfall groove nearby or arranged Near slag chute;It is additionally provided with Power Component in the frame, the Power Component is provided with reciprocally in overfall groove and ash pit Motion portion, the motion portion are connected with discharge pipe.
Operation principle of the present utility model is as follows:
For sizing material iron removing process:
Translating device of the control with magnetic region, makes magnetic region move to working chamber, allows the soft magnetism meson built in working chamber to enter In magnetic region, now, soft magnetism meson is located in effective magnetic region, obtains magnetic.Soft magnetism meson can be soft magnetic medium rod, and soft magnetism is situated between The diameter of matter rod is in the range of 2~5mm.Slurries enter in working chamber through stock inlet, and pass through thick liquid discharge mouth, discharge pipe successively, return Stock tank, remaining slurry collection port is finally flowed to, form the iron removaling path of slurries.Slurry by the stock inlet positioned at working chamber top, Into in working chamber, and under gravity, following current to the thick liquid discharge mouth for being located at working chamber bottom.When slurry flows are located at work During the soft magnetism meson of intracavitary, the iron powder in slurry under the attraction of soft magnetism meson, is adhered to the surface of soft magnetism meson immediately.Iron removaling Slurry afterwards is to flow out to overfall groove from the thick liquid discharge mouth of working chamber.
Above-mentioned magnetic region can be enclosed to form or enclosed by some electromagnet by some permanent magnets and be formed.
During above-mentioned sizing material iron removing, the stock inlet that slurry passes through positioned at working chamber top enters in working chamber, and through position Thick liquid discharge mouth in working chamber bottom flows out working chamber, and slurry is following current in the type of flow in working chamber, can so make slurry Flowing is more smooth, reduces the slurry damage situation that slurry occurs in iron removal.In addition, this magnetic separator de-ironing enters slurry, single tube using single tube Plasma discharge and the design of draining, pipe design more easy, so that the smooth no dead angle of pulp flow, magnetic separator de-ironing operation facility.
For the cleaning process of soft magnetism meson:
Stock inlet of the slurries through working chamber enters in working chamber, and passes through thick liquid discharge mouth, discharge pipe, ash pit successively, finally Wastewater collection mouth is flowed to, forms the deslagging path of slurries.After stock inlet is closed, the slurry outflow of residual in working chamber is waited, Then, control translating device to drive magnetic region movement, make soft magnetism meson depart from magnetic region and lose magnetism.Then, current scour is utilized Soft magnetism meson, current can wash away the iron powder on soft magnetism meson, complete the cleaning of soft magnetism meson.
In order to ensure the cleaning performance of soft magnetism meson, it is preferred that the top sealing of working chamber;The top of working chamber is provided with Flush port and air pressure mouth;Flush port is connected by water pipe with the water tank positioned at bottom of the frame;The air pressure mouth by tracheae with Compressed air source is connected.When cleaning soft magnetism meson, because slurry easily remains in pipeline, work cavity wall and soft magnetism meson On, using the air pressure mouth being arranged at the top of working chamber, compressed gas is accessed, remains in work cavity wall, the slurry on soft magnetism meson Material can under the impact of compressed gas under be forced thick liquid discharge mouth.In addition, when being cleaned to soft magnetism meson, at the top of working chamber Flush port can be passed through high-velocity flow, directly wash away soft magnetism meson, make the cleaning of soft magnetism meson more thoroughly clean.
In order to simplify the action process of Power Component, ensure that discharge pipe is repeatable back and forth in overfall groove and ash pit, plasma discharge Pipe can be flexible pipe close to one end of overfall groove or ash pit.In addition, overfall groove and ash pit can be arranged at the same of frame Side, and use unitary design, i.e.,:The demarcation strip being longitudinally arranged along integral type groove is provided with including integral type groove, in integral type groove; The side of demarcation strip is formed with overfall groove, and opposite side is formed with ash pit;One end of integral type groove is provided with remaining slurry collection port, remaining Slurry collection port is connected with overfall groove;The other end of integral type groove is provided with wastewater collection mouth, wastewater collection mouth and ash pit phase Connection.Using above-mentioned unitary design, overfall groove is more close in design with ash pit, on the one hand can simplify the life of magnetic separator de-ironing Preparation flow is produced, reduces production cost, power part is on the other hand also beneficial to and drives discharge pipe back and forth in overfall groove and deslagging Groove.
Ash pit, the bottom preferred angled of overfall groove can be smoothly flowed out to ensure that slurry can smoothly flow out overfall groove, waste water In ground and towards remaining slurry collection port;The bottom preferred angled of ash pit is in ground and towards wastewater collection mouth.
The utility model have minimized, the smooth no dead angle of pulp flow of slurry damage, pipe design easy, operation it is convenient, The advantages that regular maintenance facilitates.
Brief description of the drawings
Fig. 1 is the schematic diagram of working chamber in the utility model embodiment 1;
Fig. 2 is the cooperation schematic diagram of working chamber and integral type groove in the utility model embodiment 1;
Fig. 3 is the schematic perspective view of working chamber and integral type groove in the utility model embodiment 1;
Fig. 4 is the schematic diagram of downstream-type magnetic separator de-ironing in the utility model embodiment 1.
Description of reference numerals:1- frames;2- air valves;3- sealing plates;4- control valves;5- working chambers;6- permanent magnets translate Cylinder;7- integral type grooves;8- flexible pipe mobile cylinders;9- flexible pipes;10- permanent magnets;11- discharge pipes;12- cleaning sprayers;13- soft magnetisms Meson;14- pulp-inlet pipes;15- stock inlets;16- thick liquid discharge mouths;17- overfall grooves;18- ash pits;19- remaining slurry collection ports;20- waste water Collection port;21- chassis;22- intermediate supports;23- water tanks;24- lead groups;25- demarcation strips;26- support bars.
Embodiment
The utility model is further described with reference to the accompanying drawings and examples.
Embodiment 1
Downstream-type magnetic separator de-ironing as shown in figures 1-4, including frame 1, wherein, the frame 1 includes chassis 21 and intermediate support 22, water tank 23 is installed with chassis 21, and 5 groups are then provided with intermediate support 22 and removes iron component.Every group is wrapped except iron component The lead group 24 that include the working chamber 5 being fixed on intermediate support 22, is fixed on intermediate support 22, it is fixed on intermediate support 22 On permanent magnet flat-removing air cyclinder 6.Being mounted in each lead group 24 can be along the guidance axis of lead group 24 close to working chamber Magnetic region, the magnetic region is put together successively by multiple permanent magnets 10, and clearance position is reserved with magnetic region, and magnetic region is passed in and out for working chamber 5. The piston rod of permanent magnet flat-removing air cyclinder 6 is connected with magnetic region, to drive close/remote working chamber in magnetic region.
Some soft magnetism mesons 13 are provided with working chamber 5, soft magnetism meson 13 is fixed in working chamber 5 by meson installing plate. In the present embodiment 1, soft magnetic medium rod of the soft magnetism meson 13 from a diameter of 2mm.The top of working chamber 5 is provided with stock inlet 15, enters Slurry mouth 15 is connected into slurry house steward by pulp-inlet pipe, and control valve 4 is provided with pipeline.The bottom of working chamber 5 is provided with plasma discharge Mouth 16, the outlet of thick liquid discharge mouth 16 are connected to the top of corresponding integral type groove 7 by discharge pipe 11.The top sealing of working chamber 5, It is provided with sealing plate 3.Sealing plate 3 is provided with flush port and air pressure mouth above, wherein, cleaning sprayer 12 is installed in flush port, The cleaning sprayer 12 is connected by water pipe with the water tank 23 positioned at bottom of the frame;Air pressure is intraoral, is provided with air valve 2, the air valve 2 are connected by organ and compressed air source, such as air compressor.
In the present embodiment 1, two integral type grooves 7 are installed outside frame 1.It is provided with the integral type groove 7 along integral type groove 7 The demarcation strip 25 being longitudinally arranged.In the inside of integral type groove 7, formed with overfall groove 17, opposite side is formed for the side of demarcation strip 25 There is ash pit 18, wherein, overfall groove 17 and ash pit 18 are located at the same side of frame 1, and overfall groove 17 is closer to frame 1.One One end is additionally provided with body formula groove 7 and is provided with remaining slurry collection port 19, remaining slurry collection port 19 is connected with overfall groove 17;Integral type groove 7 other end is provided with wastewater collection mouth 20, and wastewater collection mouth 20 is connected with ash pit 18.Integral type groove 7 mentioned here The other end refer to and be provided with the another side that remaining slurry collection port 19 is located remotely from each other.In addition, the bottom angled of overfall groove 17 in Ground and towards remaining slurry collection port 19, the bottom angled of ash pit 18 in ground and towards wastewater collection mouth 20, so as to slurry or Person's waste water smoothly flows to outlet.
The support bar 26 for being used for installing Power Component is provided with the present embodiment 1, between chassis 21 and intermediate support 22.Flexible pipe Mobile cylinder 8 is used as Power Component, is fixed on support bar 26.The piston rod of flexible pipe mobile cylinder 8 as motion portion, with The end of discharge pipe 11 is connected.The end of discharge pipe 11 is flexible pipe 9, positioned at the top of integral type groove 7.
The course of work of the magnetic separator de-ironing of the present embodiment 1 is as follows:
For sizing material iron removing process:
Worker controls flexible pipe mobile cylinder 8 to act, and the end of discharge pipe 11 is moved to the top of overfall groove 17.Meanwhile Worker controls permanent magnet flat-removing air cyclinder 6, drives magnetic region to be moved toward the side of working chamber 5, magnetic region is surrounded working chamber 5.Now, it is built-in It is in the soft magnetism meson 13 of working chamber 5 in effective magnetic region, obtains magnetic.The control valve of stock inlet 15 is opened, slurries are through work The stock inlet 15 for making chamber 5 enters in working chamber 5, and under gravity, is flowed in the inside of working chamber 5 toward thick liquid discharge mouth 16. In the process, slurry flows soft magnetism meson 13, the iron powder in slurry under the attraction of soft magnetism meson 13, are adhered to soft magnetism immediately The surface of meson 13, realizes sizing material iron removing.Slurry can flow to overfall after thick liquid discharge mouth 16 flows out working chamber 5 along discharge pipe 11 In groove 17, and lower step process is flowed to through remaining slurry collection port 19.
During above-mentioned sizing material iron removing, stock inlet 15 of the slurries through working chamber enters in working chamber 5, and successively by row Mouth 16, discharge pipe 11, overfall groove 17 are starched, remaining slurry collection port 19 is finally flowed to, forms the overfall path of slurries.
For the cleaning process of soft magnetism meson:
Worker controls flexible pipe mobile cylinder 8 to act, and the end of discharge pipe 11 is moved to the top of ash pit 18.Meanwhile Worker controls permanent magnet flat-removing air cyclinder 6, drives magnetic region working chamber 5 is departed from magnetic region away from working chamber 5.Now, it is built in work The soft magnetism meson 13 of chamber 5 loses magnetism.The control valve of stock inlet 15 is closed, air valve 2 is opened, makes compressed gas pour working chamber In 5, the remaining slurry inside working chamber 5 is forced out and is emitted into through discharge pipe 11 in ash pit 18.Then, air valve 2 is closed, is opened clear Shower nozzle 12 is washed, current flow to cleaning sprayer 12 from water tank 23 immediately, and are ejected on soft magnetism meson 13, will be adhered to soft magnetism Jie The iron powder of son 13, remaining slurry wash away.The waste water that cleaning soft magnetism meson 13 is formed can be expelled in ash pit 18 along discharge pipe 11, and Designated area is emitted into through wastewater collection mouth 20, so as to complete the cleaning of soft magnetism meson 13.
In the cleaning process of above-mentioned soft magnetism meson, stock inlet 15 of the slurries through working chamber 5 enters in working chamber 5, and according to It is secondary to pass through thick liquid discharge mouth 16, discharge pipe 11, ash pit 18, wastewater collection mouth 20 is finally flowed to, forms the deslagging path of slurries.
Embodiment 2
The present embodiment 2 and the difference of embodiment 1 are, in the present embodiment 2, the iron removaling that is arranged on intermediate support 22 The quantity of component is 2 groups.The course of work of the magnetic separator de-ironing of the present embodiment 2 is identical with the course of work of the magnetic separator de-ironing in embodiment 1, Here repeat no more.
Although the utility model is illustrated by specific embodiment, it will be appreciated by those skilled in the art that, not In the case of departing from the scope of the utility model, various conversion and equivalent substitute can also be carried out to the utility model.In addition, it is directed to Particular condition or application, various modifications can be made to the utility model, without departing from the scope of the utility model.Therefore, this reality Disclosed specific embodiment is not limited to new, and the whole fallen into the range of the utility model claims should be included Embodiment.

Claims (10)

1. working chamber is provided with a kind of downstream-type magnetic separator de-ironing, including frame, in the frame and reciprocally close to the magnetic region of working chamber, Some soft magnetism mesons are provided with the working chamber;It is characterized in that the top of the working chamber is provided with stock inlet, the working chamber Bottom is provided with thick liquid discharge mouth;Also include overfall groove and ash pit;Remaining slurry collection port is provided with the overfall groove, is set in the ash pit There is wastewater collection mouth;The thick liquid discharge mouth is connected with discharge pipe, and the outlet of the discharge pipe extends near overfall groove or ash pit Near;Power Component is additionally provided with the frame, the Power Component is provided with reciprocally in the motion of overfall groove and ash pit Portion, the motion portion are connected with discharge pipe.
2. a kind of downstream-type magnetic separator de-ironing according to claim 1, it is characterized in that, the top sealing of the working chamber;It is described The top of working chamber is provided with flush port and air pressure mouth;The flush port is connected by water pipe with the water tank positioned at bottom of the frame; The air pressure mouth is connected by tracheae with compressed air source.
3. a kind of downstream-type magnetic separator de-ironing according to claim 1, it is characterized in that, the soft magnetism meson is soft magnetic medium rod, The diameter of the soft magnetic medium rod is in the range of 2~5mm.
4. a kind of downstream-type magnetic separator de-ironing according to claim 1 or 2, it is characterized in that, the discharge pipe close to overfall groove or One end of ash pit is flexible pipe.
5. a kind of downstream-type magnetic separator de-ironing according to claim 1, it is characterized in that, the overfall groove and the ash pit are set In the same side of frame.
6. a kind of downstream-type magnetic separator de-ironing according to claim 1, it is characterized in that, the bottom angled of the overfall groove is in ground And towards remaining slurry collection port;The bottom angled of the ash pit is in ground and towards wastewater collection mouth.
7. a kind of downstream-type magnetic separator de-ironing according to claim 5 or 6, it is characterized in that, the overfall groove and the ash pit Designed for integral type:The demarcation strip being longitudinally arranged along integral type groove is provided with including integral type groove, in the integral type groove;Described point The side of dividing plate is formed with overfall groove, and opposite side is formed with ash pit;One end of the integral type groove is provided with remaining slurry collection port, The remaining slurry collection port is connected with overfall groove;The other end of the integral type groove is provided with wastewater collection mouth, and the waste water is received Ji Kou is connected with ash pit.
8. a kind of downstream-type magnetic separator de-ironing according to claim 1, it is characterized in that, the magnetic region encloses structure by some permanent magnets Enclose and form into or by some electromagnet.
9. a kind of downstream-type magnetic separator de-ironing according to claim 1, it is characterized in that, the frame includes chassis and middle branch Frame;The working chamber is fixed on the intermediate support, and the magnetic region is movably connected on intermediate support.
10. a kind of downstream-type magnetic separator de-ironing according to claim 9, it is characterized in that, the chassis and the intermediate support it Between be provided with and be used to the support bar of Power Component be installed.
CN201720540159.1U 2017-05-16 2017-05-16 A kind of downstream-type magnetic separator de-ironing Active CN206853891U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201720540159.1U CN206853891U (en) 2017-05-16 2017-05-16 A kind of downstream-type magnetic separator de-ironing

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201720540159.1U CN206853891U (en) 2017-05-16 2017-05-16 A kind of downstream-type magnetic separator de-ironing

Publications (1)

Publication Number Publication Date
CN206853891U true CN206853891U (en) 2018-01-09

Family

ID=60822574

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201720540159.1U Active CN206853891U (en) 2017-05-16 2017-05-16 A kind of downstream-type magnetic separator de-ironing

Country Status (1)

Country Link
CN (1) CN206853891U (en)

Similar Documents

Publication Publication Date Title
CN105674793B (en) A kind of heat exchanger energy-saving cleaning apparatus
CN206853891U (en) A kind of downstream-type magnetic separator de-ironing
CN214599716U (en) Novel full-automatic slurry magnetic separation device
CN106955780A (en) A kind of downstream-type magnetic separator de-ironing
CN201291154Y (en) Upright fluid deferrization device
CN207791464U (en) A kind of bucket that self-cleaning easily drains
CN204996555U (en) Cleaning device for electromagnetic deironing machine
CN207680779U (en) A kind of novel electromagnetism iron remover for slurry
CN109464832A (en) A kind of intelligence water utilities water supply pipeline intelligent filter device
CN203620353U (en) Forward and backward washing prefilter
CN107902204A (en) A kind of bucket of the easy draining of self-cleaning
CN204034855U (en) A kind of wet type magnetic separator de-ironing of high-efficiency cleaning
CN105584495B (en) Rolling stock feces collecting system vacuum generating device
CN207696355U (en) A kind of sandblasted structures of sandblasting mold washing machine
CN203140145U (en) Full-automatic pulp electromagnetic separator
CN104907168A (en) Novel permanent magnetic iron removal machine
CN205933336U (en) Remove ferromagnetic substance device
CN205462712U (en) Magnetic domain closed type magnetic separator de -ironing
CN206853892U (en) A kind of meson concertina type magnetic separator de-ironing
CN104075073A (en) Pipe inner wall processing device and processing method thereof
CN107115698A (en) A kind of aerated grit chamber of closing
CN109940518A (en) A kind of sandblasted structures of sandblasting mold washing machine
CN208407313U (en) A kind of water cooling iron remover for slurry
CN106984428B (en) A kind of meson concertina type magnetic separator de-ironing
CN200984531Y (en) Fluid iron-removing device

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant
TR01 Transfer of patent right
TR01 Transfer of patent right

Effective date of registration: 20210416

Address after: 528211 No.1, Shangen Industrial Zone, Xiqiao Town, Nanhai District, Foshan City, Guangdong Province

Patentee after: Foshan Xinke Technology Co.,Ltd.

Address before: 528311, No. 11, South West Road, Beijiao Huang Yong Industrial Zone, Shunde District, Guangdong, Foshan

Patentee before: FOSHAN JINNUOKAI MACHINERY EQUIPMENT Co.,Ltd.