CN104500813B - Sliding type piezoelectric valve used for discharging particle-contained liquid - Google Patents
Sliding type piezoelectric valve used for discharging particle-contained liquid Download PDFInfo
- Publication number
- CN104500813B CN104500813B CN201410765756.5A CN201410765756A CN104500813B CN 104500813 B CN104500813 B CN 104500813B CN 201410765756 A CN201410765756 A CN 201410765756A CN 104500813 B CN104500813 B CN 104500813B
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- China
- Prior art keywords
- push rod
- liquid
- syringe needle
- slide block
- pipeline
- 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.)
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- 239000007788 liquid Substances 0.000 title claims abstract description 63
- 238000007599 discharging Methods 0.000 title abstract description 6
- 238000005183 dynamical system Methods 0.000 claims description 6
- 239000000084 colloidal system Substances 0.000 abstract description 3
- 238000005299 abrasion Methods 0.000 abstract description 2
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000001802 infusion Methods 0.000 abstract 3
- 230000006978 adaptation Effects 0.000 abstract 1
- 230000006835 compression Effects 0.000 abstract 1
- 238000007906 compression Methods 0.000 abstract 1
- 239000000126 substance Substances 0.000 abstract 1
- 230000033001 locomotion Effects 0.000 description 4
- 239000003292 glue Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 2
- 230000007850 degeneration Effects 0.000 description 2
- GSJBKPNSLRKRNR-UHFFFAOYSA-N $l^{2}-stannanylidenetin Chemical compound [Sn].[Sn] GSJBKPNSLRKRNR-UHFFFAOYSA-N 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 239000006071 cream Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000005491 wire drawing Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/004—Actuating devices; Operating means; Releasing devices actuated by piezoelectric means
- F16K31/007—Piezoelectric stacks
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
- Electrically Driven Valve-Operating Means (AREA)
Abstract
The invention discloses a sliding type piezoelectric valve used for discharging particle-contained liquid. The sliding type piezoelectric valve comprises a valve system and a power system, wherein a liquid feeding pipeline is arranged in the valve body of the valve system; the lower end of the liquid feeding pipeline is provided with a syringe needle; the inner cavity liquid outlet of the liquid feeding pipeline is arranged by corresponding to the liquid inlet of a syringe needle infusion tube; a sliding block is arranged between the inner cavity liquid outlet of the liquid feeding pipeline and the liquid inlet of the syringe needle infusion tube; the sliding block is provided with a pipeline; the pipeline on the sliding block can correspond to the inner cavity liquid outlet of the liquid feeding pipeline and the liquid inlet of the syringe needle infusion tube; the right end of the sliding block is provided with a first push rod; the left end of the sliding block is provided with a second push rod; the sliding block is driven by the first push rod and the second push rod to slide in the left and right directions; the power system comprises a driving power supply, a piezoelectric stacker and a compression rod. The sliding type piezoelectric valve has the beneficial effects of high colloid adaptation, small noise, small abrasion, long service life, convenience in regulation and few regulation parameters, and the sliding type piezoelectric valve is a discharging device which does not damage tiny granular substances.
Description
Technical field
The present invention relates to a kind of piezo electric valve, particularly to a kind of for discharging the slidingtype piezo electric valve containing particle-liquid.
Background technology
At present, it is widely used in the production operation of electronic product containing particle-liquid, for example, containing the granular weldering of scolding tin
Tin cream, the conductive silver paste containing argentum powder particle.For will discharge and be assigned to the discharger on workpiece containing particle-liquid, domestic
Have been developed for outward polytype liquid discharge device.Time pressure formula liquid discharge device, is applied to liquid by controlling
The air pressure size of body and action time are allocated, and in the glue with solid particle for the distribution, packing element internal gas pressure has buffering
Property, drain precision is low, poor to the cut-out power of drain, often occur hanging drip, wire drawing phenomenon；Drive screw rod using motor
Rotation will contain particle-liquid and discharge, but disadvantageously this kind of mode speed is slower, and not enable the discharge of small quantity；Also have
It is to touch valve seat and discharged using the plunger rod front end of high-speed motion, the plunger rod of this high-speed motion is touching valve seat
When, sandwich between granule will be by plunger rod conquassation, thus leading to the change of liquid property.For above-mentioned reasons, seriously
Constrain being more widely applied containing particle-liquid, therefore how to solve to ask present in above-mentioned discharger containing particle-liquid
Topic is significant.
Content of the invention
The invention aims to solve existing discharger containing particle-liquid exist in use many
Problem and provide a kind of for discharge containing particle-liquid slidingtype piezo electric valve.
Slidingtype piezo electric valve provided by the present invention for discharging containing particle-liquid includes valve system and dynamical system, its
Be provided with input duct in the valve body of middle valve system, the lower end of input duct is provided with syringe needle, the inner chamber liquid outlet of input duct with
The inlet of syringe needle tube for transfusion is correspondingly arranged, and is provided with cunning between the inner chamber liquid outlet of input duct and the inlet of syringe needle tube for transfusion
Block, slide block is provided with pipeline, and the pipeline on slide block can be with the inlet of the liquid outlet of input duct inner chamber and syringe needle tube for transfusion
Corresponding, the right-hand member of slide block is provided with the first push rod, and the left end of slide block is provided with the second push rod, and slide block can be in the first push rod and second
Horizontally slipped under the drive of push rod, dynamical system includes driving power supply, piezoelectric stack and depression bar, wherein piezoelectric stack sets
In cavity, piezoelectric stack is connected with driving power supply and provides electric power, the right-hand member of piezoelectric stack and the top of depression bar by driving power supply
End connects, and the lower end of depression bar is connected with the second push rod, and piezoelectric stack drives the second push rod by depression bar.
The upper end of valve body is bolted with the first nut, is provided with the first spring, feed tube between the lower end of the first nut and valve body
The lower end in road is embedded with the first fixed block, and the first nut makes closely to connect between input duct and the first fixed block by the first spring
Connect, the needle stand upper end of fixed needle is embedded with the second fixed block, slide block can be slided between the first fixed block and the second fixed block
Dynamic, the needle stand lower end of fixed needle is bolted with the second nut.
Adjusting nut is bolted with the valve body of the first push rod right-hand member, between adjusting nut and the first push rod, is provided with the second bullet
Spring, adjusting nut carries out pushing tow by second spring to the first push rod, and second spring can make the first push rod band movable slider and
Two push rods are allowed to reset, and are provided with back-moving spring, pushing away in back-moving spring between the depression bar being connected with the second push rod left end and cavity
Dynamic down-pressed pole can be resetted.
The upper end of depression bar is provided with sliding roller.
The left end of piezoelectric stack is connected with the first wedge, is fitted with the second wedge with the inclined-plane of the first wedge, with
Be bolted with the corresponding cavity in second wedge top adjusting screw rod for adjust the sliding up and down of the second wedge, the second wedge shape
It is provided with regulation spring between the bottom of block and cavity, in the second wedge and regulation spring, be provided with guiding fix bar, the second wedge
Shape block can be moved up and down along guiding fix bar in adjusting screw rod with the presence of adjusting spring, and the second wedge is transported up and down
The first wedge is driven to promote piezoelectric stack to carry out side-to-side movement in dynamic process, piezoelectric stack drives the second push rod by depression bar
Horizontally slipped, thus the distance between adjusting slider upper pipeline liquid outlet and syringe needle inlet.
The operation principle of the present invention:
When liquid enters the pipeline of slide block by the inner chamber of input duct, if during the output of driving power supply no signal,
In the presence of second spring, the pipeline on slide block mutually staggers so that liquid cannot flow in syringe needle with the inlet of syringe needle, this
When point glue equipment be in and treat work state.
Export suitable high-voltage signal when adjusting driving power supply, piezoelectric stack extends and promotes depression bar to press to the second push rod,
Second push rod promotes slide block to move right, and makes the pipeline on slide block just concentric with the inlet of syringe needle, and highly pressurised liquid enters pin
Head is discharged, and realizes the discharge containing particle-liquid.
In driving power supply output low-voltage, piezoelectric stack bounces back, and in the presence of back-moving spring, depression bar returns to initial bit
Put；First push rod, in the presence of second spring pretightning force, pushes slide block and is moved to the left, and makes entering of pipeline on slide block and syringe needle
Liquid mouth, mutually staggers, and realizes closing, and this completes the discharge once containing particle-liquid.
By adjusting the signal of driving power supply output it is possible to adjust the amount containing particle-liquid discharged each time, enable
Convenient and high-precision control；Discharge containing particle-liquid is to realize opening and closing by horizontally slipping of slide block, this mistake
To the molecule no pressure in liquid in journey, thus without leading to be arranged particle-liquid degeneration because of conquassation.
The clearance distance when inlet of slide block upper pipeline and syringe needle mutually staggers passes through the regulation on the second wedge top
Screw rod is adjusted, and when adjusting screw rod is screwed into a segment distance, the process that the second wedge moves down drives the first wedge
Piezoelectric stack is promoted to the right to move, so that depression bar press against the second push rod band movable slider and push the first push rod and all move right
Dynamic, when adjusting screw rod is unclamped a segment distance, aforementioned system is moved to the left, and repeatedly adjusts until slide block upper pipeline and syringe needle
Till when clearance distance when inlet mutually staggers is optimal.
Beneficial effects of the present invention:
1st, the present invention proposes a kind of discharger containing particle-liquid, and the quantitation of achievable liquid conveys, rationed, and
And the strong adaptability to colloid.
2nd, the present invention uses a kind of structure of side valve type, can not destroy when realizing the discharge containing particle colloid
The discharger of granular small material therein.
3rd, the present invention is driven by piezoelectric stack, and response efficiency is fast, and output controls accurately, and noise is little；Abrasion is little, using the longevity
Life length.
4th, the present invention is adjusted to slide position using wedge structure, is easy to adjust, and regulation parameter is few.
Brief description
Fig. 1 is the overall structure diagram of the present invention.
Fig. 2 stops slide block view during dropping liquid for the present invention.
Fig. 3 proceeds by slide block view during dropping liquid for the present invention.
1st, valve body 2, input duct 3, syringe needle 4, slide block 5, pipeline
6th, the first push rod 7, the second push rod 8, driving power supply 9, piezoelectric stack
10th, depression bar 11, cavity 20, the first nut 21, the first spring 22, the first fixed block
23rd, the second fixed block 24, needle stand 25, the second nut 30, adjusting nut 31, second spring
32nd, back-moving spring 33, sliding roller 40, the first wedge 41, the second wedge
42nd, adjusting screw rod 43, regulation spring 44, guiding fix bar.
Specific embodiment
Refer to shown in Fig. 1, Fig. 2 and Fig. 3:
Slidingtype piezo electric valve provided by the present invention for discharging containing particle-liquid includes valve system and dynamical system, its
It is provided with input duct 2, the lower end of input duct 2 is provided with syringe needle 3, and the inner chamber of input duct 2 goes out liquid in the valve body 1 of middle valve system
Mouthful be correspondingly arranged with the inlet of syringe needle 3 tube for transfusion, the inlet of the inner chamber liquid outlet of input duct 2 and syringe needle 3 tube for transfusion it
Between be provided with slide block 4, slide block 4 is provided with pipeline 5, and the pipeline 5 on slide block 4 can be with the liquid outlet of input duct 2 inner chamber and syringe needle 3
The inlet of tube for transfusion is corresponding, and the right-hand member of slide block 4 is provided with the first push rod 6, and the left end of slide block 4 is provided with the second push rod 7, slide block 4
Can be horizontally slipped under the drive of the first push rod 6 and the second push rod 7, dynamical system includes driving power supply 8, piezo stack
Heap 9 and depression bar 10, wherein piezoelectric stack 9 are located in cavity 11, and piezoelectric stack 9 is connected with driving power supply 8 and is carried by driving power supply 8
For electric power, the right-hand member of piezoelectric stack 9 is connected with the top of depression bar 10, and the lower end of depression bar 10 is connected with the second push rod 7, piezoelectric stack
9 drive the second push rod 7 by depression bar 10.
The upper end of valve body 1 is bolted with the first nut 20, is provided with the first spring between the lower end of the first nut 20 and valve body 1
21, the lower end of input duct 2 is embedded with the first fixed block 22, and the first nut 20 makes input duct 2 and by the first spring 21
Closely connect between one fixed block 22, needle stand 24 upper end of fixed needle 3 is embedded with the second fixed block 23, slide block 4 can be
Slide between one fixed block 22 and the second fixed block 23, needle stand 24 lower end of fixed needle 3 is bolted with the second nut 25.
Adjusting nut 30 is bolted with the valve body 1 of the first push rod 6 right-hand member, is provided between adjusting nut 30 and the first push rod 6
Second spring 31, adjusting nut 30 carries out pushing tow by second spring 31 to the first push rod 6, and second spring 31 can make first to push away
Bar 6 band movable slider 4 and the second push rod 7 are allowed to reset, and are provided with multiple between the depression bar 10 being connected with the second push rod 7 left end and cavity 11
Position spring 32, can be resetted in the promotion down-pressed pole 10 of back-moving spring 32.
The upper end of depression bar 10 is provided with sliding roller 33.
The left end of piezoelectric stack 9 is connected with the first wedge 40, is fitted with the second wedge shape with the inclined-plane of the first wedge 40
Block 41, cavity 11 corresponding with the second wedge 41 top be bolted with adjusting screw rod 42 for adjust the second wedge 41
Lower slider, is provided with regulation spring 43 between the bottom of the second wedge 41 and cavity 11, in the second wedge 41 and regulation spring
It is provided with guiding fix bar 44, the second wedge 41 can be along fixed guide in the presence of adjusting screw rod 42 and regulation spring 43 in 43
Fixed pole 44 is moved up and down, and the second wedge 41 drives the first wedge 40 to promote piezoelectric stack 9 during moving up and down
Carry out side-to-side movement, piezoelectric stack 9 drives the second push rod 7 to be horizontally slipped by depression bar 10, thus adjusting slider 4 upper pipeline
The distance between 5 liquid outlets and syringe needle 3 inlet.
The operation principle of the present invention:
When liquid enters the pipeline 5 of slide block 4 by the inner chamber of input duct 2, if the output of driving power supply 8 no signal
When, in the presence of second spring 31, the pipeline 5 on slide block 4 is mutually staggered so that liquid cannot flow with the inlet of syringe needle 3
Enter in syringe needle 3, now point glue equipment is in and treats work state.
Export suitable high-voltage signal when adjusting driving power supply 8, piezoelectric stack 9 extends and promotes depression bar 10 to press to second and pushes away
Bar 7, the second push rod 7 promotes slide block 4 to move right, and makes the pipeline 5 on slide block 4 just concentric with the inlet of syringe needle 3, high pressure liquid
Body enters syringe needle 3 and discharges, and realizes the discharge containing particle-liquid.
In driving power supply 8 output low-voltage, piezoelectric stack 9 bounces back, and in the presence of back-moving spring 32, depression bar 10 returns to
Initial position；First push rod 6, in the presence of second spring 31 pretightning force, pushes slide block 4 and is moved to the left, make the pipe on slide block 4
The inlet of road 5 and syringe needle 3 mutually staggers, and realizes closing, and this completes the discharge once containing particle-liquid.
By adjusting the signal of driving power supply 8 output it is possible to adjust the amount containing particle-liquid discharged each time, enable
Convenient and high-precision control；Discharge containing particle-liquid is to realize opening and closing by horizontally slipping of slide block 4, this mistake
To the molecule no pressure in liquid in journey, thus without leading to be arranged particle-liquid degeneration because of conquassation.
The clearance distance when inlet of slide block 4 upper pipeline 5 and syringe needle 3 mutually staggers passes through the second wedge 41 top
Adjusting screw rod 42 is adjusted, and when adjusting screw rod 42 is screwed into a segment distance, the process that the second wedge 41 moves down drives
First wedge 40 promotes to the right piezoelectric stack 9 to move, so that depression bar 10 press against the second push rod 7 band movable slider 4 and pushes
First push rod 6 all moves right, and when adjusting screw rod 42 is unclamped a segment distance, aforementioned system is moved to the left, and repeatedly adjusts straight
When clearance distance when the inlet of slide block 4 upper pipeline 5 and syringe needle 3 mutually staggers is optimal.
Claims (1)
1. a kind of for discharge containing particle-liquid slidingtype piezo electric valve it is characterised in that: include valve system and dynamical system,
Wherein it is provided with input duct in the valve body of valve system, the lower end of input duct is provided with syringe needle, the inner chamber liquid outlet of input duct
It is correspondingly arranged with the inlet of syringe needle tube for transfusion, be provided between the inner chamber liquid outlet of input duct and the inlet of syringe needle tube for transfusion
Slide block, slide block is provided with pipeline, and the pipeline on slide block can be with the feed liquor of the liquid outlet of input duct inner chamber and syringe needle tube for transfusion
Mouthful corresponding, the right-hand member of slide block is provided with the first push rod, and the left end of slide block is provided with the second push rod, and slide block can be in the first push rod and the
Horizontally slipped under the drive of two push rods, dynamical system includes driving power supply, piezoelectric stack and depression bar, wherein piezoelectric stack
It is located in cavity, piezoelectric stack is connected with driving power supply and provides electric power, the right-hand member of piezoelectric stack and depression bar by driving power supply
Top connects, and the lower end of depression bar is connected with the second push rod, and piezoelectric stack drives the second push rod by depression bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410765756.5A CN104500813B (en) | 2014-12-12 | 2014-12-12 | Sliding type piezoelectric valve used for discharging particle-contained liquid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410765756.5A CN104500813B (en) | 2014-12-12 | 2014-12-12 | Sliding type piezoelectric valve used for discharging particle-contained liquid |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104500813A CN104500813A (en) | 2015-04-08 |
| CN104500813B true CN104500813B (en) | 2017-02-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410765756.5A Active CN104500813B (en) | 2014-12-12 | 2014-12-12 | Sliding type piezoelectric valve used for discharging particle-contained liquid |
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| Country | Link |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108008689B (en) * | 2017-11-01 | 2021-01-01 | 芜湖超源力工业设计有限公司 | Automatic control type shut-off valve |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201342393Y (en) * | 2008-12-03 | 2009-11-11 | 比亚迪股份有限公司 | High-precision glue dispensing valve |
| CN102553754A (en) * | 2012-01-13 | 2012-07-11 | 吉林大学 | Piezoelectric-gas mixture control type fluid jet device |
| CN103406234A (en) * | 2013-09-05 | 2013-11-27 | 吉林大学 | Volumetric jetting-dispensing device |
| CN103846190A (en) * | 2013-08-28 | 2014-06-11 | 刘建芳 | Piezoelectric-actuation-type adhesive dispensing device |
| CN203791142U (en) * | 2013-10-18 | 2014-08-27 | 铜陵富仕三佳机器有限公司 | High-precision dispensing valve for COB (Chip On Board) |
| CN204312818U (en) * | 2014-12-12 | 2015-05-06 | 刘建芳 | A kind of sliding type piezo electric valve for discharging containing particle-liquid |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW200643511A (en) * | 2005-06-09 | 2006-12-16 | Horng Terng Automation Co Ltd | Adhesive stopper of dispenser |
-
2014
- 2014-12-12 CN CN201410765756.5A patent/CN104500813B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201342393Y (en) * | 2008-12-03 | 2009-11-11 | 比亚迪股份有限公司 | High-precision glue dispensing valve |
| CN102553754A (en) * | 2012-01-13 | 2012-07-11 | 吉林大学 | Piezoelectric-gas mixture control type fluid jet device |
| CN103846190A (en) * | 2013-08-28 | 2014-06-11 | 刘建芳 | Piezoelectric-actuation-type adhesive dispensing device |
| CN103406234A (en) * | 2013-09-05 | 2013-11-27 | 吉林大学 | Volumetric jetting-dispensing device |
| CN203791142U (en) * | 2013-10-18 | 2014-08-27 | 铜陵富仕三佳机器有限公司 | High-precision dispensing valve for COB (Chip On Board) |
| CN204312818U (en) * | 2014-12-12 | 2015-05-06 | 刘建芳 | A kind of sliding type piezo electric valve for discharging containing particle-liquid |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104500813A (en) | 2015-04-08 |
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Effective date of registration: 20170620 Address after: 215021, Suzhou Industrial Park, Jiangsu, Suzhou, if waterway 388 Patentee after: Suzhou Sino tech Precision Technology Co., Ltd. Address before: 130022 chain drive Research Institute, Nanling campus, Jilin University, 5988 Renmin Street, Changchun, Jilin Patentee before: Liu Jianfang |
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Address after: 215021 Suzhou Industrial Park, Suzhou, Jiangsu Province, water Road No. 388 Patentee after: Suzhou GaoKai Precision Technology Co., Ltd Address before: 215021 Suzhou Industrial Park, Suzhou, Jiangsu Province, water Road No. 388 Patentee before: SUZHOU ZHONGCHU KEGONG PRECISION TECHNOLOGY Co.,Ltd. |