CN108114894A - A kind of ultrasonic activation sieves clamp device - Google Patents
A kind of ultrasonic activation sieves clamp device Download PDFInfo
- Publication number
- CN108114894A CN108114894A CN201711465558.7A CN201711465558A CN108114894A CN 108114894 A CN108114894 A CN 108114894A CN 201711465558 A CN201711465558 A CN 201711465558A CN 108114894 A CN108114894 A CN 108114894A
- Authority
- CN
- China
- Prior art keywords
- sieve
- clamp
- deflector
- sieve nest
- nest
- 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
Links
- 230000004913 activation Effects 0.000 title claims abstract description 17
- 239000000463 material Substances 0.000 claims description 10
- 230000000875 corresponding Effects 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 239000002994 raw material Substances 0.000 description 10
- 241001489523 Coregonus artedi Species 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 2
- 238000006011 modification reaction Methods 0.000 description 2
- 238000011144 upstream manufacturing Methods 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 230000000903 blocking Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 235000012771 pancakes Nutrition 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/28—Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens
- B07B1/286—Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens with excentric shafts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
- B07B1/4609—Constructional details of screens in general; Cleaning or heating of screens constructional details of screening surfaces or meshes
-
- 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
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B2201/00—Details applicable to machines for screening using sieves or gratings
- B07B2201/04—Multiple deck screening devices comprising one or more superimposed screens
Abstract
The invention discloses a kind of ultrasonic activations to sieve clamp device, including sieve nest, the top of the sieve nest is provided with feed inlet, the outer cup of the feed inlet is covered with dustproof cover, the sieve nest is internally provided with sieve plate, clamp device body is provided between the sieve plate and sieve nest, the clamp device body includes screw bolt and nut, spiral connects between the bolts and nuts, the side wall of the end of thread of the bolt is provided with annular groove, the lower end of the sieve nest is provided with pedestal, the upper end of the pedestal is installed with vibration motor, the power output end of the vibrating motor is connected with eccentric wheel, the upper and lower ends of the eccentric wheel are respectively arranged with longitudinal damping spring.The present invention solves the problem of traditional vibrating screen vibration amplitude is excessive, and machine service life is short, and production cost is high by setting sieve nest, sieve plate, clamp device body, vibrating motor, eccentric wheel, longitudinal damping spring and horizontal shock-absorbing spring.
Description
Technical field
The present invention relates to ultrasonic activations to sieve technical field of auxiliary equipment, is specially a kind of ultrasonic activation sieve fastening dress
It puts.
Background technology
Ultrasonic activation sieve is the high-frequency electrical energy that 220v, 50HZ or 110v, 60HZ electric energy are converted into 38KHZ, and input is super
Sonic transducer is become 38KHZ mechanical oscillation, so as to achieve the purpose that high efficiency screening and net clearly.Change system to shake in traditional
A short arc, high-frequency ultrasonic activation ripple (mechanical wave) are introduced in sieve laminated thereto one on sieve again on the basis of dynamic sieve
The ultrasonic vibration instrument of a high-frequency short arc, super-fine powder receive huge ultrasonic acceleration, make material on compass screen surface always
Keep suspended state, so as to inhibit to adhere to, rub, pancake, etc. network blockings factor.
But in actual production process, since the vibration amplitude of sieve nest is excessive, sieve nest can be caused to be swung left and right
Situation, affect the normal work of screening, and if sieve plate when causing sieve plate breakage due to vibrations during work, meeting
Strong influence work efficiency, and raw material are wasted, increase production cost.
The content of the invention
In view of the deficiencies of the prior art, the present invention provides a kind of ultrasonic activations to sieve clamp device, solves traditional
The problem of vibrating screen vibration amplitude is excessive, and machine service life is short, and production cost is high.
To achieve the above object, the present invention provides following technical solution：A kind of ultrasonic activation sieves clamp device, including sieve
Body, the top of the sieve nest are provided with feed inlet, and the outer cup of the feed inlet is covered with dustproof cover, and the inside of the sieve nest is set
There is sieve plate, clamp device body is provided between the sieve plate and sieve nest, the clamp device body includes screw bolt and nut, institute
Spiral connects between stating bolts and nuts, and the side wall of the end of thread of the bolt is provided with annular groove, and the sieve plate is arranged to
Three layers, and be arranged in parallel between sieve plate, from top to bottom in reduction trend, the lower end of the sieve nest is provided in the aperture of the sieve plate
Pedestal, the upper end of the pedestal are installed with vibration motor, and the power output end of the vibrating motor is connected with eccentric wheel, institute
The upper end of eccentric wheel to be stated mutually to fix with the bottom of sieve nest, the upper and lower ends of the eccentric wheel are respectively arranged with longitudinal damping spring,
The outside of the sieve nest is provided with fixed frame, and the outer surface of the sieve nest is provided with horizontal shock-absorbing spring, the horizontal shock-absorbing bullet
The other end of spring is arranged on fixed frame.
Preferably, the quantity of the eccentric wheel is arranged to a, and eccentric wheel has vibrating motor to be connected by belt.
Preferably, the annular groove is arranged on the end of the end of thread of bolt.
Preferably, the lower end of the sieve plate is respectively arranged with the first deflector, the second deflector and the 3rd deflector, described
It is arranged in parallel between first deflector and the second deflector, the 3rd deflector and the second deflector are in reversed inclination angle.
Preferably, the one side of the discharge end of the 3rd deflector of the sieve nest correspondence is provided with material collecting tank.
The present invention provides a kind of ultrasonic activations to sieve clamp device, possesses following advantageous effect：
（1）The present invention is connected by setting clamp device body between sieve plate and sieve nest by screw bolt and nut spiral, and
The end of thread of bolt is provided with annular groove, and nut is during machine vibration, and due to the vibrations of machine, nut can be to bolt
End slide, have annular groove in the end set of bolt, nut can fall into annular groove during slip, prevent
Nut is fallen into inside sieve nest, is influenced the quality of raw material or even is blocked machine, causes machine cisco unity malfunction.
（2）The present invention is by setting horizontal shock-absorbing spring and longitudinal damping spring, during the volume of machine vibration, laterally
Damping spring and longitudinal damping spring can reduce the amplitude of vibrations, and the external fixed frame set of sieve nest prevents sieve nest rotating
While be swung left and right, a degree of stability that ensure that vibrating screen.
（3）The present invention is by setting the first deflector, the second deflector and the 3rd deflector, the first deflector and second to lead
Raw material, in reversed inclination angle, can be drained into the upstream of sieve plate, more efficient so as to what is screened, the 3rd leads by flowing plate with sieve plate
Flowing plate is identical with the inclination angle of sieve plate, and material collecting tank is provided with below inclination angle, can be pooled to the grain that screening is completed and gather materials
In slot, have and utilize the collection to raw material.
Description of the drawings
Fig. 1 is front elevational view of the present invention；
Fig. 2 is clamp device body construction enlarged drawing in Fig. 1 of the present invention.
In figure：1 sieve nest, 2 feed inlets, 3 dustproof covers, 4 sieve plates, 5 clamp device bodies, 6 bolts, 7 nuts, 8 annular grooves,
9 material collecting tanks, 10 pedestals, 11 vibrating motors, 12 eccentric wheels, 13 longitudinal damping springs, 14 fixed frames, 15 horizontal shock-absorbing springs, 16
First deflector, 17 second deflectors, 18 the 3rd deflectors.
Specific embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other without making creative work
Embodiment belongs to the scope of protection of the invention.
As shown in Figs. 1-2, the present invention provides a kind of ultrasonic activation sieve clamp device technical solution：A kind of ultrasonic activation
Clamp device is sieved, including sieve nest 1, the top of sieve nest 1 is provided with feed inlet 2, and the outer cup of feed inlet 2 is covered with dustproof cover 3, sieve nest
1 is internally provided with sieve plate 4, and clamp device body 5 is provided between sieve plate 4 and sieve nest 1, and clamp device body 5 includes bolt 6
With nut 7, spiral connects between bolt 6 and nut 7, and the side wall of the end of thread of bolt 6 is provided with annular groove 8, annular groove 8
The end of the end of thread of bolt 6 is arranged on, is connected between sieve plate 4 and sieve nest 1 by bolt 6 and 7 spiral of nut, and in bolt
6 end of thread is provided with annular groove 8, and nut 7 is during machine vibration, and due to the vibrations of machine, nut 7 can be to bolt
6 end slides, and has annular groove 8 in the end set of bolt 6, nut 7 can fall into annular groove 8 during slip
It is interior, it is therefore prevented that nut 7 is fallen into inside sieve nest 1, is influenced the quality of raw material or even is blocked machine, causes machine cisco unity malfunction,
Sieve plate 4 is arranged to three layers, and is arranged in parallel between sieve plate 4, and the aperture of sieve plate 4 is from top to bottom in reduction trend, the lower end of sieve plate 4
It is respectively arranged with the first deflector 16, the second deflector 17 and the 3rd deflector 18, the first deflector 16 and the second deflector 17
Between be arranged in parallel, the 3rd deflector 18 and the second deflector 17 correspond to the discharging of the 3rd deflector 18 in reversed inclination angle, sieve nest 1
The one side at end is provided with material collecting tank 9, the first deflector 16 and the second deflector 17 with sieve plate 4 in reversed inclination angle, can will
Raw material drains into the upstream of sieve plate 4, and more efficient so as to what is screened, the 3rd deflector 18 is identical with the inclination angle of sieve plate 4, and inclination angle
Lower section be provided with material collecting tank 19, the grain that screening is completed can be made to be pooled in material collecting tank 19, there is the collection using to raw material,
The lower end of sieve nest 1 is provided with pedestal 10, and the upper end of pedestal 10 is installed with vibration motor 11, the power output of vibrating motor 11
End is connected with eccentric wheel 12, and the quantity of eccentric wheel 12 is arranged to 4, and eccentric wheel 12 has vibrating motor 11 to be connected by belt
It connects, the upper end of eccentric wheel 12 is mutually fixed with the bottom of sieve nest 1, and the upper and lower ends of eccentric wheel 12 are respectively arranged with longitudinal damping spring
13, the outside of sieve nest 1 is provided with fixed frame 14, and the outer surface of sieve nest 1 is provided with horizontal shock-absorbing spring 15, horizontal shock-absorbing spring 15
The other end be arranged on fixed frame 14, during the volume of machine vibration, horizontal shock-absorbing spring 15 and longitudinal damping spring 13
The amplitude of vibrations can be reduced, the external fixed frame set of sieve nest 1 prevents sieve nest 1 to be swung left and right while rotating, centainly
The stability that ensure that vibrating screen of degree.
In use, by raw material from the sieve plate 4 that feed inlet 2 is put into sieve nest 1, vibration motor 11 is formed with movable eccentric wheel 12
Regular high-frequency vibrations by a small margin, raw material after three level screen through entering in material collecting tank 9, in the volume mistake of machine vibration
Cheng Zhong, horizontal shock-absorbing spring 15 and longitudinal damping spring 13 can reduce the amplitude of vibrations, and the external fixed frame set of sieve nest 1 is prevented
Stop sieve nest 1 to be swung left and right while rotating, a degree of stability that ensure that vibrating screen, between sieve plate 4 and sieve nest 1
It is connected by bolt 6 with 7 spiral of nut, and the end of thread of bolt 6 is provided with annular groove 8, nut 7 is in machine vibration
In the process, since the vibrations of machine, nut 7 can slide to the end of bolt 6, there is annular groove 8 in the end set of bolt 6,
Nut 7 can be fallen into during slip in annular groove 8, it is therefore prevented that and nut 7 is fallen into inside sieve nest 1, influences the quality of raw material,
Machine is even blocked, causes machine cisco unity malfunction.
Can to sum up obtain, the present invention by set sieve nest 1, sieve plate 4, clamp device body 5, vibrating motor 11, eccentric wheel 12,
Longitudinal damping spring 13 and horizontal shock-absorbing spring 15, solve that traditional vibrating screen vibration amplitude is excessive, and machine service life is short,
The problem of production cost is high.
It should be noted that herein, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any this actual relation or order.Moreover, term " comprising ", "comprising" or its any other variant are intended to
Non-exclusive inclusion, so that process, method, article or equipment including a series of elements not only will including those
Element, but also including other elements that are not explicitly listed or further include as this process, method, article or equipment
Intrinsic element.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
Understanding without departing from the principles and spirit of the present invention can carry out these embodiments a variety of variations, modification, replace
And modification, the scope of the present invention is defined by the appended.
Claims (5)
1. a kind of ultrasonic activation sieves clamp device, including sieve nest（1）, it is characterised in that：The sieve nest（1）Top be provided with
Feed inlet（2）, the feed inlet（2）Outer cup be covered with dustproof cover（3）, the sieve nest（1）Be internally provided with sieve plate（4）,
The sieve plate（4）With sieve nest（1）Between be provided with clamp device body（5）, the clamp device body（5）Including bolt（6）
And nut（7）, the bolt（6）With nut（7）Between spiral connect, the bolt（6）The side wall of the end of thread be provided with ring
Connected in star（8）, the sieve plate（4）It is arranged to three layers, and sieve plate（4）Between be arranged in parallel, the sieve plate（4）Aperture by up to
Down in reduction trend, the sieve nest（1）Lower end be provided with pedestal（10）, the pedestal（10）Upper end be installed with vibrations
Motor（11）, the vibrating motor（11）Power output end be connected with eccentric wheel（12）, the eccentric wheel（12）Upper end with
Sieve nest（1）Bottom mutually fix, the eccentric wheel（12）Upper and lower ends be respectively arranged with longitudinal damping spring（13）, the sieve
Body（1）Outside be provided with fixed frame（14）, the sieve nest（1）Outer surface be provided with horizontal shock-absorbing spring（15）, the horizontal stroke
To damping spring（15）The other end be arranged on fixed frame（14）On.
2. a kind of ultrasonic activation sieve clamp device according to claim 1, it is characterised in that：The eccentric wheel（12）'s
Quantity is arranged to 4, and eccentric wheel（12）There is vibrating motor（11）It is connected by belt.
3. a kind of ultrasonic activation sieve clamp device according to claim 1, it is characterised in that：The annular groove（8）
It is arranged on bolt（6）The end of thread end.
4. a kind of ultrasonic activation sieve clamp device according to claim 1, it is characterised in that：The sieve plate（4）Under
End is respectively arranged with the first deflector（16）, the second deflector（17）With the 3rd deflector（18）, first deflector（16）
With the second deflector（17）Between be arranged in parallel, the 3rd deflector（18）With the second deflector（17）In reversed inclination angle.
5. a kind of ultrasonic activation sieve clamp device according to claim 4, it is characterised in that：The sieve nest（1）It is corresponding
3rd deflector（18）The one side of discharge end be provided with material collecting tank（9）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711465558.7A CN108114894A (en) | 2017-12-28 | 2017-12-28 | A kind of ultrasonic activation sieves clamp device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711465558.7A CN108114894A (en) | 2017-12-28 | 2017-12-28 | A kind of ultrasonic activation sieves clamp device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108114894A true CN108114894A (en) | 2018-06-05 |
Family
ID=62232335
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711465558.7A Pending CN108114894A (en) | 2017-12-28 | 2017-12-28 | A kind of ultrasonic activation sieves clamp device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108114894A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109848045A (en) * | 2019-04-04 | 2019-06-07 | 和县绿源蔬菜种植有限责任公司 | A kind of method for growing vegetables and its screening plant of classification breeding |
| CN111069029A (en) * | 2019-12-26 | 2020-04-28 | 宣城市水阳三宝食品有限公司 | Soybean autofilter device |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0419033A1 (en) * | 1989-09-19 | 1991-03-27 | William Boulton Vibro Energy Limited | Improvements relating to vibratory sifters |
| CN203448294U (en) * | 2013-08-21 | 2014-02-26 | 长沙矿冶研究院有限责任公司 | Tightening fixture for vibrating screen mesh |
| CN204122352U (en) * | 2014-10-07 | 2015-01-28 | 赣州新盛稀土实业有限公司 | A kind of rare-earth mineral divides selects vibratory sieve |
| CN206578019U (en) * | 2017-02-28 | 2017-10-24 | 国药集团容生制药有限公司 | A kind of pharmaceutical purpose vortex shaking screen |
| CN206731506U (en) * | 2017-03-30 | 2017-12-12 | 安徽中元化工集团有限公司 | A kind of high accuracy and the spin vibration sieve for being easy to dredge sieve aperture |
| CN207914146U (en) * | 2017-12-28 | 2018-09-28 | 新乡市振英机械设备有限公司 | A kind of ultrasonic activation sieve clamp device |
-
2017
- 2017-12-28 CN CN201711465558.7A patent/CN108114894A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0419033A1 (en) * | 1989-09-19 | 1991-03-27 | William Boulton Vibro Energy Limited | Improvements relating to vibratory sifters |
| CN203448294U (en) * | 2013-08-21 | 2014-02-26 | 长沙矿冶研究院有限责任公司 | Tightening fixture for vibrating screen mesh |
| CN204122352U (en) * | 2014-10-07 | 2015-01-28 | 赣州新盛稀土实业有限公司 | A kind of rare-earth mineral divides selects vibratory sieve |
| CN206578019U (en) * | 2017-02-28 | 2017-10-24 | 国药集团容生制药有限公司 | A kind of pharmaceutical purpose vortex shaking screen |
| CN206731506U (en) * | 2017-03-30 | 2017-12-12 | 安徽中元化工集团有限公司 | A kind of high accuracy and the spin vibration sieve for being easy to dredge sieve aperture |
| CN207914146U (en) * | 2017-12-28 | 2018-09-28 | 新乡市振英机械设备有限公司 | A kind of ultrasonic activation sieve clamp device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109848045A (en) * | 2019-04-04 | 2019-06-07 | 和县绿源蔬菜种植有限责任公司 | A kind of method for growing vegetables and its screening plant of classification breeding |
| CN111069029A (en) * | 2019-12-26 | 2020-04-28 | 宣城市水阳三宝食品有限公司 | Soybean autofilter device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108114894A (en) | A kind of ultrasonic activation sieves clamp device | |
| CN107096711A (en) | A kind of multiple field shaking screen | |
| CN106733606A (en) | A kind of new coating vibratory sieve | |
| CN208146383U (en) | One kind plus edge formula vibrating screen | |
| CN207914146U (en) | A kind of ultrasonic activation sieve clamp device | |
| CN212093227U (en) | Screening machine capable of automatically removing dust | |
| CN208116150U (en) | A kind of multilayer rubble vibrating screen material device | |
| CN208194961U (en) | A kind of multistage sieve material device | |
| CN210614304U (en) | Equipment for separating coarse slag and filling into kettle | |
| CN207914116U (en) | A kind of ultrasonic activation sieve buffer unit | |
| CN208743017U (en) | A kind of coating vibrative filter | |
| CN207808585U (en) | A kind of ring moulds granulator goes out grain-by-grain seed selection taking equipment | |
| CN206621871U (en) | A kind of new slurry slag separator | |
| CN208407606U (en) | A kind of dust protected classification oat screening machine | |
| CN213001130U (en) | Ultrasonic rotary vibration sieve | |
| CN208679783U (en) | A kind of manufacture of cement screening machine | |
| CN107442402A (en) | A kind of tea leaf vibration sieve | |
| CN209139161U (en) | Ultrasonic activation side's sieve | |
| CN208894304U (en) | A kind of multistage beautiful stone mill flour-milling machine group | |
| CN201543584U (en) | Orange pulp classifier | |
| CN210255670U (en) | Vibration polishing composite sieve | |
| CN209646963U (en) | A kind of rice processing chaff crushed rices separator | |
| CN208627762U (en) | A kind of novel foodstuff cleaning equipment spin vibration sieve | |
| CN209613511U (en) | A kind of low-noise vibration screen for screening of aggregate | |
| CN206104884U (en) | Powder metallurgy material cleaning 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 | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20180605 |
|
| WD01 | Invention patent application deemed withdrawn after publication |