CN104475332A - Single-layer relaxation sieve type sieving equipment - Google Patents
Single-layer relaxation sieve type sieving equipment Download PDFInfo
- Publication number
- CN104475332A CN104475332A CN201410847886.3A CN201410847886A CN104475332A CN 104475332 A CN104475332 A CN 104475332A CN 201410847886 A CN201410847886 A CN 201410847886A CN 104475332 A CN104475332 A CN 104475332A
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- CN
- China
- Prior art keywords
- sieve
- floating
- principal oscillation
- screening plant
- plant according
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- 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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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
-
- 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
- B07B1/40—Resonant vibration screens
-
- 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
- B07B1/42—Drive mechanisms, regulating or controlling devices, or balancing devices, specially adapted for screens
-
- 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
-
- 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
- B07B1/48—Stretching devices for screens
Abstract
The invention belongs to the technical field of relaxation type sieving mechanical equipment, and particularly relates to single-layer relaxation sieve type sieving equipment. Additional vibrating bodies are fixedly connected with a main vibrating body through rubber block units; the rubber block units are fixed on a rigid bracket of the main vibrating body; the additional vibrating bodies consist of floating crossbeams and floating connecting rods which are connected with the floating crossbeams; polyurethane sieve plate fixing bases of sieve plates are arranged on the fixed crossbeams and the floating crossbeams; adjacent fixed crossbeams and floating crossbeams are connected through the polyurethane sieve plate fixing bases and the sieve plates; independent vibration sources which are connected through intermediate shafts are arranged on a left side plate and a right side plate of the main vibrating body respectively; intermediate shaft protection casing beams which are connected with the left side plate and the right side plate are arranged outside the intermediate shafts. The single-layer relaxation sieve type sieving equipment has the beneficial effects that relative movement between the main vibrating body and the additional vibrating bodies is realized, and the problem of low sieving efficiencies of sieve blocking holes, sieve bonding surfaces and the like in the sieving process of sticky and wet materials can be effectively solved.
Description
Technical field
The present invention relates to tension and relaxation type sieving machine equipment field, be specifically related to a kind of individual layer tension and relaxation sieve-type screening plant.
Background technology
Existing flip flop screen structure is brace and connecting rod framework, moved by the activity box that rotarily drives of bent axle, result from the relative motion of main frame, flexible sieve plate relaxation is driven to move, but the main frame of this structure screen(ing) machine does not vibrate, and the integrated application for screen(ing) machine has limitation, such as: if adopt double-deck screen(ing) machine, upper strata compass screen surface is the fixing compass screen surface of tradition, because compass screen surface just cannot carry out screening operation without motion.And glutinous wet stock easily occurs needing the problem that stifled sieve aperture, sticky compass screen surface etc. make screening efficiency low to improve further existing flip flop screen in screening process.
Summary of the invention
In order to overcome above-mentioned the deficiencies in the prior art, the object of this invention is to provide a kind of individual layer tension and relaxation sieve-type screening plant, utilize double mass subresonance principle to realize principal oscillation body and additional relative motion, effectively can solve the problem that the stifled sieve aperture in glutinous wet stock screening process, sticky compass screen surface etc. make screening efficiency low.
To achieve these goals, the present invention adopts following technical scheme:
A kind of individual layer tension and relaxation sieve-type screening plant, comprise principal oscillation body, fixed cross beam below the compass screen surface being positioned at principal oscillation body, characterized by further comprising extraneous vibration body, described extraneous vibration body is fixedly connected with described principal oscillation body by block rubber unit, described block rubber unit is fixed on the rigid support of described principal oscillation body, described extraneous vibration body is by the crossbeam that floats, the vacuum line be connected with floating crossbeam forms, described floating crossbeam, described vacuum line is fixedly connected with by excessive joint, described fixed cross beam and described floating crossbeam are provided with the polyurethane sieve plate holder of sieve plate, be connected with described sieve plate by polyurethane sieve plate holder between adjacent described fixed cross beam with described floating crossbeam, the left plate of described principal oscillation body and right plate are separately installed with independently vibration source, the vibration source that described left plate is installed is connected by jackshaft with the vibration source that described right plate is installed, the jackshaft protection tube beam be connected with described left plate and described right plate is installed outside described jackshaft.
Described principal oscillation body rivets by the spring supporting seat of feed box, supporting traverse, described fixed cross beam, described principal oscillation body, described protection tube beam, described left plate, described right plate the frame structure formed.
The two ends of described floating crossbeam are connected with described vacuum line respectively by described excessive joint, and the quantity of the described vacuum line that described floating crossbeam is often held is one or two.
Described excessive joint comprises excessive joint skeleton, rubber baffle, and described excessive joint skeleton neighboring is coated with described rubber baffle.
Described fixed cross beam and described floating crossbeam are removably connected by bolt and described sieve plate holder.
Described vibration source is the independent vibrator installed.
Described rigid support is continuous structure.
Side, described protection tube beam two ends has handle hole.
The invention has the beneficial effects as follows: utilize parasitic vibration system intrinsic frequency and main vibrating system operating frequency close to producing covibration, namely double mass subresonance principle is utilized to achieve principal oscillation body and additional relative motion, flexible sieve plate relaxation is driven to run, compass screen surface produces the acceleration more much higher than conventional screen, effectively can solve the problem that the stifled sieve aperture in glutinous wet stock screening process, sticky compass screen surface etc. make screening efficiency low, achieve the screening of high viscosity that conventional screen cannot sieve, high humility, small grain size material.Except parasitic vibration system because resonance principle is producing except vibration along compass screen surface material movement direction, principal oscillation system is also in vibration, the fixing compass screen surface motion be arranged on main vibrating system can be driven to carry out screening operation, realize utilizing a power source to provide two sieving machines moved, solve the limitation of crank drives structure sieve application;
Adopt and be arranged on the separate unit or multiple stage vibrator that can independently install outside side plate, effectively solve the problem of eccentric shaft vibration exciter structure sieve design restricted width, the design of sieve can be made more to maximize, improve the process energy of separate unit screen(ing) machine;
The application of double mass subresonance principle on this novel practical equipment, achieve except extraneous vibration body is relative to except the motion of principal oscillation body, principal oscillation body is also vibrating itself, add the independent flexibility of installing vibrator number of positions and arranging on screen(ing) machine side plate, sieve principal oscillation body also can be installed the fixing compass screen surface of traditional screen(ing) machine, realize the screening of fixing compass screen surface, fixing compass screen surface and relaxation compass screen surface are combined the diversity of the range of application that can realize screening plant.
Accompanying drawing explanation
Fig. 1, Fig. 2 are the integral installation graph of a relation of the present invention's sieve when configuring the extraneous vibration body of different structure;
Fig. 3, Fig. 4 are the structural representation of vibrator of the present invention and sieve bearing two kinds of different arrangements;
Fig. 5 is the structure chart of principal oscillation body when being respectively connected a vacuum line in extraneous vibration body structure of the present invention with floating crossbeam two ends, and diagram is the principal oscillation body schematic diagram after removing extraneous vibration body;
Fig. 6 is the structure chart of principal oscillation body when being respectively connected two vacuum line in extraneous vibration body structure of the present invention with floating crossbeam two ends, and diagram is the principal oscillation body schematic diagram after removing extraneous vibration body;
Fig. 7 is the structural plan of each parts of extraneous vibration body of the present invention;
Fig. 8 is the profile after the sieve of Fig. 1 of the present invention is cut open along the crossbeam axis that floats;
Fig. 9 is the profile after the sieve of Fig. 1 of the present invention is cut open along the crossbeam axis that floats;
Figure 10 is the installation graph of a relation of vibrator of the present invention, protection tube beam, jackshaft and left side plate;
Figure 11 is front view and the side view of the excessive joint of the present invention;
Figure 12 is the structure chart that sieve plate of the present invention is installed;
Figure 13 is the partial enlarged drawing of Fig. 1 in the present invention.
In figure, 1, principal oscillation body, 2, extraneous vibration body, 3, block rubber unit, 4, vibrator, 5, sieve plate, 6, flexible member, 7, jackshaft, 8, support, 9, the plate perforate of principal oscillation side, 1.1 1.1A, rigid support, 1.2A, left plate, 1.2B, right plate, 1.3, fixed cross beam, 1.4, supporting traverse, 1.5, protection tube beam, 1.6, feed box, 1.7, spring supporting seat, 2.1, vacuum line, 2.2, float crossbeam, 2.3, excessive joint, 2.2A 2.2B 2.2C, sieve plate holder, 2.3A, excessive joint skeleton, 2.3B, rubber baffle.
Detailed description of the invention
Below in conjunction with accompanying drawing, a kind of detailed description of the invention of the present invention is explained.
As shown in figures 1-13, the invention provides a kind of individual layer tension and relaxation sieve-type screening plant, comprise principal oscillation body 1, be positioned at fixed cross beam 1.3 below the compass screen surface of principal oscillation body 1, characterized by further comprising extraneous vibration body 2 and vibrator 4, described extraneous vibration body 2 is fixedly connected with described principal oscillation body 1 by block rubber unit 3, described block rubber unit 3 be fixed on described principal oscillation body 1 rigid support 1.1 on 1.1A, described rigid support 1.1 1.1A be continuous structure.Described extraneous vibration body 2 is by floating crossbeam 2.2, the vacuum line 2.1 be connected with floating crossbeam 2.2 forms, described floating crossbeam 2.2, described vacuum line 2.1 is fixedly connected with by excessive joint 2.3, described fixed cross beam 1.3 and described floating crossbeam 2.2 are provided with sieve plate 5 polyurethane sieve plate holder 2.2A 2.2B 2.2C, between adjacent described fixed cross beam 1.3 with described floating crossbeam 2.2 by polyurethane sieve plate holder 2.2A 2.2B 2.2C be connected with described sieve plate 5, the left plate 1.2A of described principal oscillation body 1 and right plate 1.2B is separately installed with independently vibration source, described vibration source is the independent vibrator 4 installed, the vibrator 4 that described left plate 1.2A installs is connected by jackshaft 7 with the vibrator 4 that described right plate 1.2B installs, the jackshaft protection tube beam 1.5 be connected with described left plate 1.2A and described right plate 1.2B is installed outside described jackshaft 7, as shown in Figure 10, it is the profile after cutting open along sieve countershaft axis, vibrator 4 is show in more detail in figure, protection tube beam 1.5, intermediate propeller shaft 7, the installation relation of the left side plate 1.2A/1.2B of sieve.
Side, described jackshaft protection tube beam 1.5 two ends has handle hole, and side, described jackshaft protection tube beam 1.5 two ends has handle hole, and the sieve plate of principal oscillation body 1 is provided with principal oscillation side plate perforate 9.
Extraneous vibration body 2 is fixed on principal oscillation body 1 by block rubber unit 3, principal oscillation body 1 connects block rubber unit 3 rigid support 1.1 1.1A be continuous structure form, the vacuum line 2.1 of composition extraneous vibration body 2 can be single connection (as shown in Figure 5) when floating crossbeam 2.2 side is installed also can be two connections (as shown in Figure 6), block rubber unit 3 can be installed in every root vacuum line 2.1 top and bottom, there is abundant space mounting block rubber unit 3 like this, be conducive to the adjustment of subresonance Frequency point.
Float between crossbeam 2.2 with vacuum line 2.1 be not straight between be connected, be provided with excessive joint 2.3 between the two, excessive joint skeleton 2.3A neighboring is coated with rubber baffle 2.3B.This structure can installation and removal equipment very easily.
In sieve nest left side plate 1.2A/1.2B lateral location, the independent vibrator 4 that can dismantle separately is installed; two vibrators 4 jackshaft 7 connects; the outer surface cover of jackshaft 7 has protection tube beam 1.5 can imitate protection jackshaft 7; vibrator 4 can be arranged according to actual operation requirements separate unit or multiple stage on left plate 1.2A and right plate 1.2B; side, protection tube beam 1.5 two ends has handle hole, the dismounting of very convenient vibrator 4 and maintenance simultaneously.This kind of vibrator 4 structural configuration, the screen width solving conventional mounting eccentric shaft structure vibrator 5 can not be greater than the limitation of 3 meters, and the width of this new construction sieve does not exist restriction in design, can design arbitrarily within 6 meters as required.
Sieve fixed cross beam 1.3 and floating crossbeam 2.2 are provided with demountable sieve plate holder 2.2A 2.2B 2.2C, realize fixing and dismounting by bolt arrangement, sieve holder 2.2A/2.2B/2.2C is polyurethane material.This structure can effectively prevent from the holddown groove because of fixed cross beam 1.3 from damaging causing fixed cross beam 1.3 to scrap, and this structure can extend fixed cross beam 1.3 service life to greatest extent, reduces the maintenance cost of equipment.
The sieve plate 5 of sieve and sieve plate holder 2.2A 2.2B the mounting means of 2.2C be that direct groove extrudes edge and carves structure, easy disassembling does not need other auxiliary panel.
All being positioned at sieves basifacial fixed cross beam 1.3, floating crossbeam 2.2, supporting traverse 1.4, protection tube beam 1.5 outer surface employing spraying coating process spraying polyurethane high-abrasive material, make to need protecting component surface abrasion resistance to damage, to be that integral spray process is bonding firmly not easily peel off wearing layer, long to the protection cycle of parts.
On the floating crossbeam 2.2 that extraneous vibration body 2 is installed and principal oscillation body 1, the fixed cross beam 1.3 installed is interval equidistant placement, all fixed cross beams 1.3 and floating crossbeam 2.2 are provided with sieve plate holder 2.2A 2.2B 2.2C, sieve plate 5 be installed to sieve plate holder 2.2A 2.2B on 2.2C, drive flexible sieve plate relaxation to move at extraneous vibration body 2 and principal oscillation body 1 when prolonging compass screen surface Flow of Goods and Materials direction and producing relative motion.
As shown in accompanying drawing 1-2, illustrated be configuration different structure extraneous vibration body 2 time sieve integral installation relation.Screen(ing) machine entirety is placed on support 8, support 8 is placed with flexible member 6, and screen(ing) machine is overall forms principal oscillation system with the flexible member 6 on support 8.Principal oscillation body 1 is riveted formed a frame structure by a feed box 1.6, many fixed cross beams 1.3, many supporting traverses 1.4, the spring supporting seat 1.7 of multiple principal oscillation body, one or more protection tube beam 1.5 and left plate 1.2A, right plate 1.2B.Vacuum line 2.1 on extraneous vibration body 2 is connected with block rubber unit 3 one end along the top and bottom in length of connecting rod direction by bolt, block rubber unit 3 other end is connected on the rigid support 1.1 1.1A on the left side plate 1.2A 1.2B of principal oscillation body 1, and extraneous vibration body 2 is fixed between the rigid support up and down 1.1 of flexible member 3 on left side plate 1.2A 1.2B.Extraneous vibration body 2 connects into frame structure by vacuum line 2.1 and many floating crossbeams 2.2 by excessive joint 2.3.This frame structure and block rubber unit 3 form parasitic vibration system and are connected on principal oscillation body 1, and concrete structure as shown in Figure 7, indicates the position relationship of all parts of composition extraneous vibration body in figure.
Vibrator 4 be respectively installed to left side plate 1.2A on 1.2B, by jackshaft 7, both sides vibrator 4 is coupled together.Sieve plate 5 be installed to be fixed on sieve plate holder 2.2A on fixed cross beam 1.3 and floating crossbeam 2.2 2.2B on 2.2C.During work, driven by motor vibrator 4 rotates, and the exciting force of generation is applied on principal oscillation body 1, and principal oscillation body 1 produces vibration.Because parasitic vibration system is close along the operating frequency of the intrinsic frequency on compass screen surface Flow of Goods and Materials direction and principal oscillation system, parasitic vibration system is producing vibration along compass screen surface Flow of Goods and Materials direction, make to produce relative periodic movement between extraneous vibration body 2 and principal oscillation body 1, thus drive and be contained in fixed cross beam 1.3 and produce relaxation with the sieve plate 5 of the flexibility on floating crossbeam 2.2 and move, the material on compass screen surface carries out the screening operation of material because relaxation motion generation on compass screen surface of sieve plate 5 is beated.Wherein sieve setting angle can carry out adjusting according to the size of the treatment effect of material handling kind, requirement and treating capacity, and general angle adjustment scope is that between positive 5 ° to positive 35 °, the feeding end of sieve is higher than discharge end.
Fig. 8, Fig. 9 be along sieve float crossbeam axis cut open after profile, show in more detail in figure sieve vacuum line 2.1 under two kinds of structures, excessively joint 2.3, the rigid support 1.1/1.1A, the sieve plate holder 2.2A that float on crossbeam 2.2, block rubber unit 3, sieve nest left side plate 1.2A/1.2B, left side plate 1.2A/1.2B 2.2B the installation relation of 2.2C.
Above example of the present invention has been described in detail, but described content being only preferred embodiment of the present invention, can not being considered to for limiting practical range of the present invention.All equalizations done according to the present patent application scope change and improve, and all should still belong within patent covering scope of the present invention.
Claims (9)
1. an individual layer tension and relaxation sieve-type screening plant, comprise principal oscillation body, be positioned at the fixed cross beam below principal oscillation body compass screen surface, characterized by further comprising extraneous vibration body and vibrator, described extraneous vibration body is fixedly connected with described principal oscillation body by block rubber unit, described block rubber unit is fixed on the rigid support of described principal oscillation body, described extraneous vibration body is by the crossbeam that floats, the vacuum line be connected with floating crossbeam forms, described fixed cross beam and described floating crossbeam are provided with the sieve plate holder of sieve plate, be connected with described sieve plate by described sieve plate holder between adjacent described fixed cross beam with described floating crossbeam, the left plate of described principal oscillation body and right plate are separately installed with independently vibration source, the described vibration source that described left plate is installed is connected by jackshaft with the described vibration source that described right plate is installed, the protection tube beam be connected with described left plate and described right plate is installed outside described jackshaft.
2. screening plant according to claim 1, is characterized in that described principal oscillation body rivets by the spring supporting seat of feed box, supporting traverse, described fixed cross beam, described principal oscillation body, described protection tube beam, described left plate, described right plate the frame structure formed.
3. screening plant according to claim 1 and 2, is characterized in that the two ends of described floating crossbeam are connected with described vacuum line respectively by excessive joint, and the quantity of the described vacuum line that described floating crossbeam is often held is one or two.
4. screening plant according to claim 3, is characterized in that described extraneous vibration body is the frame structure be connected to form by the described vacuum line of described excessive joint and described floating beam both sides by described floating crossbeam.
5. screening plant according to claim 3, is characterized in that described excessive joint comprises excessive joint skeleton, rubber baffle, and described excessive joint skeleton neighboring is coated with described rubber baffle.
6. screening plant according to claim 1 and 2, is characterized in that described fixed cross beam and described floating crossbeam are removably connected by bolt and described sieve plate holder.
7. screening plant according to claim 1 and 2, is characterized in that described vibration source is the independent vibrator installed.
8. screening plant according to claim 1 and 2, is characterized in that described rigid support is continuous structure.
9. screening plant according to claim 1 and 2, is characterized in that side, described protection tube beam two ends has handle hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410847886.3A CN104475332A (en) | 2014-12-31 | 2014-12-31 | Single-layer relaxation sieve type sieving equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410847886.3A CN104475332A (en) | 2014-12-31 | 2014-12-31 | Single-layer relaxation sieve type sieving equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104475332A true CN104475332A (en) | 2015-04-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410847886.3A Pending CN104475332A (en) | 2014-12-31 | 2014-12-31 | Single-layer relaxation sieve type sieving equipment |
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| Country | Link |
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| CN (1) | CN104475332A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108970983A (en) * | 2018-09-05 | 2018-12-11 | 郭晟 | A kind of straight line shaker vibrating body and its processing method |
| CN109883898A (en) * | 2019-03-21 | 2019-06-14 | 中国矿业大学(北京) | Kinetic characteristic and kinetic characteristics experimental rig and pilot system |
-
2014
- 2014-12-31 CN CN201410847886.3A patent/CN104475332A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108970983A (en) * | 2018-09-05 | 2018-12-11 | 郭晟 | A kind of straight line shaker vibrating body and its processing method |
| CN109883898A (en) * | 2019-03-21 | 2019-06-14 | 中国矿业大学(北京) | Kinetic characteristic and kinetic characteristics experimental rig and pilot system |
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Application publication date: 20150401 |