CN207430691U - A kind of adjustable speed electric screening device - Google Patents

A kind of adjustable speed electric screening device Download PDF

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Publication number
CN207430691U
CN207430691U CN201721489005.0U CN201721489005U CN207430691U CN 207430691 U CN207430691 U CN 207430691U CN 201721489005 U CN201721489005 U CN 201721489005U CN 207430691 U CN207430691 U CN 207430691U
Authority
CN
China
Prior art keywords
screen frame
stepper motor
fixed
speed electric
adjustable speed
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.)
Expired - Fee Related
Application number
CN201721489005.0U
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Chinese (zh)
Inventor
张伟
曾思通
刘冬瑶
郑迅超
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.)
Fujian Chuanzheng Communications College
Original Assignee
Fujian Chuanzheng Communications College
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 Fujian Chuanzheng Communications College filed Critical Fujian Chuanzheng Communications College
Priority to CN201721489005.0U priority Critical patent/CN207430691U/en
Application granted granted Critical
Publication of CN207430691U publication Critical patent/CN207430691U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model provides a kind of adjustable speed electric screening device, and described device includes a control box, and described device further includes carrying supporting rack, stepper motor, slider-crank mechanism, screen frame and discharging limitting casing;Two main support rods on the carrying supporting rack are with the horizontal an acute angle, the bottom of the screen frame is fixed on two slide block assemblies, sieve is provided on screen frame, the discharging limitting casing is fixed between two main support rods, the control box and stepper motor are fixed in the rear end of the carrying supporting rack side by side, the rotation of the control box control stepper motor, the crank is fixed in the shaft of the stepper motor, described drive link one end is connected with the crank, the other end of drive link is connected with the screen frame, the stepper motor can be moved back and forth by slider-crank mechanism screen frame on slide block assembly.Breakneck acceleration can be adjusted in the utility model, so as to fulfill the screening of higher efficiency.

Description

A kind of adjustable speed electric screening device
Technical field
The utility model is related to mechanical equipment technical fields, particularly a kind of adjustable speed electric screening device.
Background technology
As demand of industrial production is continuously improved, manpower production can not increasingly meet productivity requirement.Sieve is as life Essential screening implement in work, while the also extensive application in various industrial productions, are related to many industries, such as Chemical industry, grocery trade, mining industry, pharmacy, papermaking, metal powder manufacture, chemical fertilizer industry etc..And now generally using people Work is held sieve and is shaken, and such screening technique efficiency is not high, and each screening amount is limited, and needs a large amount of artificial It just can guarantee the quantity of screening, prolonged operation can so that operating personnel is unable to do what one wishes, reduce production efficiency.Adjustable speed is electronic Sieve just can solve these problems, it is only necessary to the article for needing to screen is poured on sieve, start key is pressed, with regard to that can carry out Screening, according to number of articles number, carry out speed governing, realize the screening of higher efficiency.
External and domestic screening machine present situation is as follows:
1st, foreign study overview and trend:
The design of American-European countries's early stage due to the limitation of electronic technology, cause mechanical equipment there are power consumption greatly and control system It unites bulky complex, the problem of security is low.As industrial level improves, advances in electronic technology, labour is reduced, American-European countries Research and design is partial to complete set, intelligence, becomes more meticulous.The main progress for utilizing electronic technology, by machinery to intelligent development, By minimal amount of artificial, making machinery, progress produces adjusting in real time according to production requirement;Optimize electric motor structure, promote electricity The utilization rate of energy, reaches environmental protection and energy saving;The matching of motor-vibro screen is promoted, makes screening machine being integrated among production line, promotes life The continuity of production reduces product and transports contaminated rate;By increasing metal strength, simplify overall structure, reduce occupying for machinery Space;Using grade metal, the security of food production is improved.For example, the overlord and warrier of POWERSCREEN companies of the U.S. Two kinds of models.The specialty research and development for processing aggregate and gravel of overlord's ramp type Moveable screening machine, such product are easy to transport, and install It is convenient, it is easy to operate, it is maintainable high;The Wiggens OASS203 vibrating screening machines of Germany, the vibrating screening machine of Wiggens There are horizontal and vertical two kinds of mode of vibrations simultaneously, 3D is carried out to sample particle(It is three-dimensional)Mode of vibration accelerates material vibrating sieve Between timesharing, ensure optimal screening effect, while it is possible to prevente effectively from material causes to block to sieve pore, with reference to microprocessor feedback control Technology processed, equipment can adjust output power automatically according to sample loading volume, ensure screening effect, and automatic Memory last time is vibrated Parameter setting vibration velocity 0-3500RPM is adjustable, and vibration velocity adjusts stepping rate as 10RPM, digital timing function:1min- 99hr or continuous operational shock amplitude:3mm, minimum screening grain diameter:It 4 microns, can also be to the sample below 40 microns Carry out wet processing screening.
2nd, studies in China overview and trend:
At present, there is product variety is few, complete property is not strong, scientific and technological development lacks in ability, property for China's screening machinery industry The problems such as energy is unstable, security flaw, for a long time interior dependence import larger with the gap of external screening machinery industry.Root According to the industrial Eleventh Five-Year Plan of production, market is to the demand of industrial products in growing, the industrial demand to screening machinery It increases, this just makes China's screening engineering goods show growing trend.
With the raising of domestic industry technology, electronic technology, the reference of foreign technology, China starts the food of research and development energetically Product machinery, wherein just comprising motor-vibro screen.The pattern of main motor-vibro screen is divided into vibration type and structure motion type, and type of drive tends to In by microcomputer or PLC combination frequency converters, carry out light intelligent control motor rotating, speed is adjusted, suitable to reach Operating rate, workload time;Energy use aspect is intended to reduce electric energy loss, low-voltage control;Mechanical structural material becomes To in using light weight metal as mechanical structural material.
For example, cornstarch screening machine of the Shanghai such as high company, its main feature is that:It is simple in structure, dismount energy consumption easy to maintain Low, low noise, screening efficiency height, can the sealing of 24 continuous throughout the twenty-four hour24s from the limitation automatically working of space mounting condition Rigorous, liquid is not revealed, and dust does not fly upward easy to clean, and no corner or spot as yet untouched by a clean-up campaign meets food-grade GMP specifications.
The content of the invention
In order to overcome the problems referred above, the purpose of this utility model is to provide a kind of adjustable speed electric screening device, can be according to sieve Select number of articles number, manually by control box to stepper motor carry out speed governing, realize the screening of higher efficiency.
The utility model is realized using following scheme:A kind of adjustable speed electric screening device, described device include a control Box, described device further include carrying supporting rack, stepper motor, slider-crank mechanism, screen frame and discharging limitting casing;It is described to hold Two main support rods on supporting rack are carried with the horizontal an acute angle, the slider-crank mechanism includes two slide block assemblies, one Crank and a drive link;Described two slide block assemblies are installed on two main support rods, and two slide block assembly Parallel Symmetrics It setting, the bottom of the screen frame is fixed on two slide block assemblies, and screen frame is obliquely installed and is carried in described on supporting rack, Sieve is provided on the screen frame, the discharging limitting casing is fixed between two main support rods, and the limitting casing that discharges is located at The lower section of the sieve, the control box and stepper motor are fixed in the rear end of the carrying supporting rack, the control box side by side The rotation of stepper motor is controlled, the crank is fixed in the shaft of the stepper motor, described drive link one end and the song Handle connects, and the other end of drive link is connected with the screen frame, and the stepper motor passes through slider-crank mechanism screen frame It can be moved back and forth on slide block assembly.
Further, the slide block assembly includes two sliding rail racks, a slide, at least two sliding blocks;Described two cunnings Rail stent is fixed on the main support rod, and for described two slide block sets on the slide, the slide is erected at two slides Between stent, and two sliding blocks can move back and forth on slide, and the bottom of the screen frame is fixed on four sliding blocks.
Further, the acute angle is 4 ~ 10 degree.
Further, turbo, deceleration button, start button are provided in the control box and closes button, control The velocity of rotation of box control stepper motor processed.
Further, it is both provided with baffle on four peripheral walls of the screen frame.
Further, the carrying supporting rack is by four columns, two main support rods, two secondary supporting rods, four fixations Bar forms;Four columns are vertically arranged, and four fixed links are arranged at the lower section of four columns, and four columns are carried out It is fixedly connected, described two main support rods are arranged between former and later two columns, and two main support rods are sharp with the horizontal one Angle, described two pair supporting rods are arranged between two columns in left and right.
Further, four columns, two main support rods, two secondary supporting rods, four fixed links are hollow out angle Iron.
Further, the sieve bottom surface is set there are two vibrator, and the vibrator is electrically connected with the control box.
Further, multiple scraping blades is horizontally arranged at left and right sides of the screen frame, and scraping blade is located at the sieve Top, multiple scraping blades is into being interspersed.
Further, the sieve is arranged on the screen frame, and the surrounding of sieve by compress piece be locked together in it is described On screen frame.
The beneficial effects of the utility model are:The utility model sets stepper motor, slide crank on carrying supporting rack Block mechanism, screen frame, and screen frame be inclined at carrying supporting rack on, such stepper motor by slider-crank mechanism come Driving screen frame moved back and forth, and can according to screening number of articles number, manually by control box to stepper motor into The screening of higher efficiency is realized in row speed governing.The utility model can reduce production cost, improve production efficiency, and Improve Efficiency increases Add the market competitiveness of entreprise cost.
Description of the drawings
Fig. 1 is the structure diagram of the utility model.
Fig. 2 is the structure diagram of the utility model discharging limitting casing.
Specific embodiment
The utility model is described further below in conjunction with the accompanying drawings.
It please refers to Fig.1 with shown in Fig. 2, the utility model provides a kind of adjustable speed electric screening device, described device bag Include a control box 1(The control box is the prior art, and control box is mainly made of power supply, microcontroller, motor driver, microcontroller, Power supply is installed on motor driver inside control box, and wherein STC series monolithics may be employed in microcontroller.The tool of the control box Body running principle is herein without being described in detail), described device, which further includes, carries supporting rack 2, stepper motor 3, crank block machine Structure 4, screen frame 5 and discharging limitting casing 6;Two main support rods 21 on the carrying supporting rack 2 are with the horizontal an acute angle A so can cause screen frame to be inclined on carrying supporting rack, so that filter residue can voluntarily fall, improve screening efficiency. The slider-crank mechanism 4 includes two slide block assemblies 41, a crank 42 and a drive link 43;Described two slide block assemblies 41 It is installed on two main support rods 21, and two 41 Parallel Symmetrics of slide block assembly are set, the bottom of the screen frame 5 is fixed on two On a slide block assembly 41, and screen frame 5 is obliquely installed on the carrying supporting rack 2, and sieve is provided on the screen frame 5 51, the discharging limitting casing 6 is fixed between two main support rods 21, and the limitting casing 6 that discharges is located at the lower section of the sieve 51, The control box 1 and stepper motor 3 are fixed in the rear end of the carrying supporting rack 2 side by side, and the control box 1 controls stepper motor 3 rotation, the crank 42 are fixed in the shaft of the stepper motor 3, and described 43 one end of drive link connects with the crank 42 It connects, the other end of drive link 43 is connected with the screen frame 5, and the stepper motor 3 passes through 4 screen frame of slider-crank mechanism 5 can be moved back and forth on slide block assembly 41.Stepper motor drives crank 42 to rotate, due to drive link connection and the circle of crank Circumferential edges, such crank can drive drive link to carry out circular motion, before driving screen frame 5 that can be carried out on slide block assembly 41 After move.
In the utility model, the slide block assembly 41 includes two sliding rail racks 411, a slide 412, at least two is slided Block 413;Described two sliding rail racks 411 are fixed on the main support rod 21, and described two sliding blocks 413 are sleeved on the slide On 412, the slide 412 is erected between two sliding rail racks 411, and two sliding blocks 413 can the front and rear shifting on slide 412 Dynamic, the bottom of the screen frame 5 is fixed on four sliding blocks 413.So screen frame 5 can be moved preferably on sliding block.
In the utility model, the preferable acute angle A is 4 ~ 10 degree.So screen frame can be screened preferably.Institute It states and is provided with turbo in control box 1(It is not shown), deceleration button(It is not shown), start button(It is not shown)And it closes and presses Key(It is not shown), the velocity of rotation of the control stepper motor 3 of control box 1.
Wherein, it is both provided with baffle 52 on four peripheral walls of the screen frame 5.The baffle 52 can place mistake of the material in screening It is slid in journey;The carrying supporting rack 2 is by four 22, two, column main support rods 21, two, 23, four fixed links of secondary supporting rod 24 compositions;Four columns 22 are vertically arranged, and four fixed links 24 are arranged at the lower section of four columns 22, vertical by four Column 22 is fixedly connected, and described two main support rods 21 are arranged between former and later two columns 22, and two main support rods 21 With the horizontal an acute angle A, described two pair supporting rods 23 are arranged between two columns 22 in left and right.Four columns 22, Two secondary 23, four fixed links 24 of supporting rod of main support rod 21, two are hollow out angle bar.The hollow out angle bar can reduce device Cost of manufacture reduces the weight of device.
In order to accelerate the efficiency of screening, there are two vibrators for the sieve bottom surface setting of the utility model(It is not shown), it is described Vibrator is electrically connected with the control box 1.Control box can control the vibrations of vibrator, so as to which material can be screened preferably.
The left and right sides of the screen frame 5 is horizontally arranged with multiple scraping blades 53, and scraping blade 53 is located on the sieve 51 Side, multiple scraping blade 53 is into being interspersed.The scraping blade 53 can increase the mill difference power of material and sieve, so as to which material can be sieved preferably Choosing.The sieve 51 is arranged on the screen frame 5, and the surrounding of sieve 51 is locked together in by compressing piece on the screen frame.
In short, the utility model sets stepper motor, slider-crank mechanism, screen frame, and sieve on carrying supporting rack Frame is inclined on carrying supporting rack, and such stepper motor drives screen frame to carry out front and rear move by slider-crank mechanism It is dynamic, and can according to screening number of articles number, speed governing is manually carried out to stepper motor by control box, realizes higher efficiency Screening.The utility model can reduce production cost, improve production efficiency, Improve Efficiency, increase the market competition of entreprise cost Power.
The above is only the preferred embodiment of the present invention, it is all done according to present utility model application the scope of the claims it is equal It Deng variation and modifies, should all belong to the covering scope of the utility model.

Claims (10)

1. a kind of adjustable speed electric screening device, described device includes a control box, it is characterised in that:Described device, which further includes, holds Carry supporting rack, stepper motor, slider-crank mechanism, screen frame and discharging limitting casing;Two masters on the carrying supporting rack Supporting rod includes two slide block assemblies, a crank and a drive link with the horizontal an acute angle, the slider-crank mechanism;Institute It states two slide block assemblies to be installed on two main support rods, and two slide block assembly Parallel Symmetrics are set, the bottom of the screen frame Portion is fixed on two slide block assemblies, and screen frame is obliquely installed on the carrying supporting rack, is provided on the screen frame Sieve, the discharging limitting casing are fixed between two main support rods, and the limitting casing that discharges is located at the lower section of the sieve, described Control box and stepper motor are fixed in the rear end of the carrying supporting rack side by side, and the control box controls the rotation of stepper motor, The crank is fixed in the shaft of the stepper motor, and described drive link one end is connected with the crank, drive link it is another End is connected with the screen frame, before the stepper motor can be carried out by slider-crank mechanism screen frame on slide block assembly After move.
2. a kind of adjustable speed electric screening device according to claim 1, it is characterised in that:The slide block assembly includes two A sliding rail rack, a slide, at least two sliding blocks;Described two sliding rail racks are fixed on the main support rod, described two On the slide, the slide is erected between two sliding rail racks slide block set, and two sliding blocks can the front and rear shifting on slide Dynamic, the bottom of the screen frame is fixed on four sliding blocks.
3. a kind of adjustable speed electric screening device according to claim 1, it is characterised in that:The acute angle is 4 ~ 10 degree.
4. a kind of adjustable speed electric screening device according to claim 1, it is characterised in that:It is provided in the control box Turbo, deceleration button, start button and closing button, control box control the velocity of rotation of stepper motor.
5. a kind of adjustable speed electric screening device according to claim 1, it is characterised in that:Four peripheral walls of the screen frame On be both provided with baffle.
6. a kind of adjustable speed electric screening device according to claim 1, it is characterised in that:The carrying supporting rack is by four A column, two main support rods, two secondary supporting rods, four fixed link compositions;Four columns are vertically arranged, described four Fixed link is arranged at the lower section of four columns, and four columns are fixedly connected, and described two main support rods are arranged at front and rear Between two columns, and two main support rods, with the horizontal an acute angle, it is vertical that described two pair supporting rods are arranged at left and right two Between column.
7. a kind of adjustable speed electric screening device according to claim 6, it is characterised in that:Four columns, two Main support rod, two secondary supporting rods, four fixed links are hollow out angle bar.
8. a kind of adjustable speed electric screening device according to claim 1, it is characterised in that:The sieve bottom surface is provided with Two vibrators, the vibrator are electrically connected with the control box.
9. a kind of adjustable speed electric screening device according to claim 1, it is characterised in that:The left and right two of the screen frame Side is horizontally arranged with multiple scraping blades, and scraping blade is located above the sieve, and multiple scraping blades is into being interspersed.
10. a kind of adjustable speed electric screening device according to claim 1, it is characterised in that:The sieve is arranged at institute It states on screen frame, and the surrounding of sieve is locked together in by compressing piece on the screen frame.
CN201721489005.0U 2017-11-09 2017-11-09 A kind of adjustable speed electric screening device Expired - Fee Related CN207430691U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201721489005.0U CN207430691U (en) 2017-11-09 2017-11-09 A kind of adjustable speed electric screening device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201721489005.0U CN207430691U (en) 2017-11-09 2017-11-09 A kind of adjustable speed electric screening device

Publications (1)

Publication Number Publication Date
CN207430691U true CN207430691U (en) 2018-06-01

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Application Number Title Priority Date Filing Date
CN201721489005.0U Expired - Fee Related CN207430691U (en) 2017-11-09 2017-11-09 A kind of adjustable speed electric screening device

Country Status (1)

Country Link
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110181711A (en) * 2019-06-28 2019-08-30 重庆精榜高分子材料有限公司 Vibrating sieve for plastic granules
CN114798421A (en) * 2022-04-20 2022-07-29 枣庄新希望六和饲料有限公司 System is got rid of with impurity to feed ingredient unloading

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110181711A (en) * 2019-06-28 2019-08-30 重庆精榜高分子材料有限公司 Vibrating sieve for plastic granules
CN110181711B (en) * 2019-06-28 2021-03-23 重庆精榜高分子材料有限公司 Plastic particle vibrating screen
CN114798421A (en) * 2022-04-20 2022-07-29 枣庄新希望六和饲料有限公司 System is got rid of with impurity to feed ingredient unloading

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GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20180601

Termination date: 20181109

CF01 Termination of patent right due to non-payment of annual fee