CN106964543B - Lever transmission system of relaxation sieve - Google Patents
Lever transmission system of relaxation sieve Download PDFInfo
- Publication number
- CN106964543B CN106964543B CN201710236710.8A CN201710236710A CN106964543B CN 106964543 B CN106964543 B CN 106964543B CN 201710236710 A CN201710236710 A CN 201710236710A CN 106964543 B CN106964543 B CN 106964543B
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- bevel gear
- sieve
- shaft
- lever
- driven
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- 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
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- 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
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- Combined Means For Separation Of Solids (AREA)
Abstract
The invention discloses a tension and relaxation sieve lever transmission system, which comprises a first sieve machine outer sieve box, a second sieve machine outer sieve box, a sieve sheet, a first push-pull spring seat and a second push-pull spring seat, wherein the first push-pull spring seat and the second push-pull spring seat are respectively connected with an inner sieve box; the mutual movement of the inner screen box and the outer screen box of the screening machine is completed by the lever, so that the force transmission efficiency is improved, the internal force of the equipment is reduced, the driving torque is reduced, and the power consumption of the equipment is reduced; the invention reduces the purchasing cost of production enterprises.
Description
Technical Field
The invention relates to the technical field of relaxation sieves, in particular to a lever transmission system of a relaxation sieve.
Background
There are two types of drive systems for flip-flow screens: a vibration exciter driving system and an eccentric shaft driving system; the driving system of the relaxation sieve vibration exciter drives the main sieve box to vibrate through the circumferential vibration of the vibration exciter; the screen mesh connected between the main screen box and the floating screen frame drives the floating screen frame to do circumferential vibration, and the screen mesh does relaxation motion; relative to an eccentric shaft drive system, the exciter drive system is characterized by single drive, as shown in fig. 1; the relaxation sieve eccentric shaft driving system drives the inner and outer sieve boxes to do opposite linear motion through the rotation of the eccentric shaft, and the sieve mesh is respectively connected with the inner and outer sieve boxes; the system is characterized in that: the double drive, i.e. the eccentric shaft simultaneously applies force to the inner and outer screen boxes, is shown in figure 2. However, the screen machine driven by the vibration exciter is directly driven by the vibration exciter, so that a driving system needs to be large, the design of a motor and a bearing needs to be shock-resistant, and the cost is increased; the eccentric shaft driven sieve machine has the disadvantages that the main shaft is directly driven, so the main shaft needs to be made larger, a bearing matched with the main shaft needs to be designed larger, the cost is higher, and the sieve machine is mostly imported equipment and is expensive.
Disclosure of Invention
In view of the above technical problems in the related art, the present invention provides a lever transmission system for a relaxation sieve, which can overcome the above disadvantages in the prior art.
In order to achieve the technical purpose, the technical scheme of the invention is realized as follows:
a lever transmission system of a relaxation sieve comprises a first sieve machine outer sieve box and a second sieve machine outer sieve box, wherein a sieve sheet is connected between the first sieve machine outer sieve box and the second sieve machine outer sieve box, the first sieve machine outer sieve box and the second sieve machine outer sieve box are respectively connected with a first push-pull spring seat and a second push-pull spring seat, the first push-pull spring seat and the second push-pull spring seat are respectively connected with an inner sieve box through a short shaft of the first lever and a short shaft of the second lever, a left support plate and a right support plate are respectively arranged on the left side and the right side of the inner sieve box, a fulcrum of the first lever and a fulcrum of the second lever are respectively arranged on the left support plate and the right support plate, a long shaft of the first lever and a long shaft of the second lever are respectively connected with a first eccentric sleeve and a second eccentric sleeve, the first eccentric sleeve and the second eccentric sleeve are respectively sleeved on the first driven shaft and the second shaft, a first driven bevel gear and a first flywheel are connected on a first driven shaft below the eccentric sleeve, a second driven bevel gear and a second bevel gear are respectively meshed with a first bevel gear and a second driven shaft, and a driving bevel gear are fixed on a driving bevel gear and a driving bevel gear.
Furthermore, the first screening machine outer screen box and the second screening machine outer screen box are respectively connected with the first push-pull spring seat and the second push-pull spring seat through the first push-pull spring and the second push-pull spring.
Furthermore, the left supporting plate and the right supporting plate are respectively connected with two ends of the base plate, and the driving shaft is fixed on the base plate through a driving shaft bearing seat component.
Preferably, the first eccentric sleeve, the first flywheel and the first driven bevel gear are integrally arranged, and the second eccentric sleeve, the second flywheel and the second driven bevel gear are integrally arranged.
Furthermore, one end of a long shaft of the first lever and one end of a long shaft of the second lever are both provided with a long circular hole, the long shaft of the first lever is sleeved on the first eccentric sleeve through the long circular hole and is connected with the first eccentric sleeve, and the long shaft of the second lever is sleeved on the second eccentric sleeve through the long circular hole and is connected with the second eccentric sleeve.
Preferably, the upper end of the driven shaft I is connected with a driven shaft bearing seat component I, and the driven shaft bearing seat component I is fixed on the base plate.
Preferably, the upper end of the driven shaft II is connected with a driven shaft bearing seat part II, and the driven shaft bearing seat part II is fixed on the substrate.
Preferably, a first driven bevel gear shaft support and a second driven bevel gear shaft support are respectively arranged below the first driven bevel gear and the second driven bevel gear, and the first driven bevel gear shaft support and the second driven bevel gear shaft support are both fixedly connected with the substrate.
Preferably, the first driven bevel gear shaft support and the second driven bevel gear shaft support are both sleeved on the driving shaft.
Preferably, the first driving bevel gear and the second driving bevel gear are installed and fixed on the driving shaft in a back-to-back mode.
The invention has the beneficial effects that: the mutual movement of the inner screen box and the outer screen box of the screening machine is completed by the lever and the reduction bevel gear set, so that the force transmission efficiency is improved, the internal force of the equipment is reduced, the driving torque is reduced, and the power consumption of the equipment is reduced; the design of the flywheel increases the continuity of the operation of the screening machine, and simultaneously reduces the impact effect on the driving device, thereby reducing the purchase cost of production enterprises.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
FIG. 1 is a schematic transmission diagram of a driving system of a relaxation screen exciter in the prior art;
FIG. 2 is a schematic transmission diagram of a driving system of an eccentric shaft of a relaxation sieve in the prior art;
fig. 3 is a schematic view of the present invention relaxation screen lever drive;
fig. 4 is a schematic structural view of a relaxation screen lever transmission system of the present invention;
in the figure: 1. a first outer screen box of the screen machine; 2. a second screen box outside the screen machine; 3. a first lever; 31. a second lever; 4. screening sheets; 5. a left support plate; 51. a right support plate; 6. a substrate; 7. a first eccentric sleeve; 71. a second eccentric sleeve; 8. a driven shaft bearing block part I; 81. a driven shaft bearing seat part II; 9. a drive shaft bearing block member; 10. a driven bevel gear shaft bracket I; 101. a driven bevel gear shaft bracket II; 11. a first driven bevel gear; 111. a driven bevel gear II; 12. a first driving bevel gear; 121. a second driving bevel gear; 13. a drive shaft.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments that can be derived by one of ordinary skill in the art from the embodiments given herein are intended to be within the scope of the present invention.
As shown in fig. 3-4, the lever transmission system for a relaxation sieve according to the embodiment of the invention comprises a first sieve box 1 and a second sieve box 2, wherein a sieve sheet 4 is connected between the first sieve box 1 and the second sieve box 2, the first sieve box 1 and the second sieve box 2 are respectively connected with a first push-pull spring seat and a second push-pull spring seat, the first push-pull spring seat and the second push-pull spring seat are respectively connected with an inner sieve box through a short shaft of a first lever 3 and a short shaft of a second lever 31, a left support plate 5 and a right support plate 51 are respectively arranged on the left side and the right side of the inner sieve box, a fulcrum of the first lever 3 and a fulcrum of the second lever 31 are respectively arranged on the left support plate 5 and the right support plate 51, a long shaft of the first lever 3 and a long shaft of the second lever 31 are respectively connected with a first eccentric sleeve 7 and a second eccentric sleeve 71, the first eccentric sleeve 7 and the second eccentric sleeve 71 are respectively sleeved on a first flywheel 14 and a driven shaft 141, a driven bevel gear 111 and a driven bevel gear 12 are respectively connected with a driven shaft of a driven bevel gear 111 and a driven bevel gear 12, and a driven bevel gear 111 and a driven bevel gear 12 are respectively connected with a driven bevel gear 121.
In a specific embodiment, the first sieve box 1 and the second sieve box 2 are respectively connected with the first push-pull spring seat and the second push-pull spring seat through the first push-pull spring and the second push-pull spring.
In one embodiment, the left support plate 5 and the right support plate 51 are respectively connected to two ends of the base plate 6, and the axle shaft 13 is fixed to the base plate 6 through an axle shaft bearing block 9.
In a specific embodiment, the first eccentric sleeve 7 and the first flywheel are integrally arranged with the first driven bevel gear 11, and the second eccentric sleeve 71 and the second flywheel are integrally arranged with the second driven bevel gear 111.
In a specific embodiment, one end of the long shaft of the first lever 3 and one end of the long shaft of the second lever 31 are both provided with a long circular hole, the long shaft of the first lever 3 is connected with the first eccentric sleeve 7 by sleeving the first eccentric sleeve 7 through the long circular hole, and the long shaft of the second lever 31 is connected with the second eccentric sleeve 71 by sleeving the second eccentric sleeve 71 through the long circular hole.
In one embodiment, the upper end of the driven shaft 14 is connected with a driven shaft bearing seat part 8, and the driven shaft bearing seat part 8 is fixed on the base plate 6.
In an embodiment, a second driven shaft bearing seat part 81 is connected to an upper end of the second driven shaft 141, and the second driven shaft bearing seat part 81 is fixed on the base plate 6.
In a specific embodiment, a first driven bevel gear shaft support 10 and a second driven bevel gear shaft support 101 are respectively arranged below the first driven bevel gear 11 and the second driven bevel gear 111, and both the first driven bevel gear shaft support 10 and the second driven bevel gear shaft support 101 are fixedly connected with the base plate 6.
In a specific embodiment, the first driven bevel gear shaft support 10 and the second driven bevel gear shaft support 101 are both sleeved on the driving shaft 13.
In one embodiment, the first drive bevel gear 12 and the second drive bevel gear 121 are mounted and fixed to the drive shaft 13 in a back-to-back manner.
In order to facilitate understanding of the above-described technical aspects of the present invention, the above-described technical aspects of the present invention will be described in detail below in terms of specific usage.
When the tension and relaxation sieve lever transmission system is used in detail, according to the tension and relaxation sieve lever transmission system, a first push-pull spring seat and a second push-pull spring seat are respectively connected with a first external sieve box 1 and a second external sieve box 2 of a sieving machine through a first push-pull spring and a second push-pull spring, a sieve sheet is connected between the first external sieve box 1 and the second external sieve box 2 of the sieving machine, the first push-pull spring seat and the second push-pull spring seat apply external force F1 to the external sieve boxes at the same time, the first push-pull spring seat and the second push-pull spring seat are respectively connected with the internal sieve boxes through a short shaft of a first lever 3 and a short shaft of a second lever 31, fulcrums of the first lever 3 and the second lever 31 are respectively hidden in a left support plate 5 and a right support plate 51, one end of a long shaft of the first lever 3 is sleeved on an eccentric sleeve 7 through an oblong ring, one end of the long shaft of the second lever 31 is sleeved on an eccentric sleeve 71 through an oblong ring, the left side and the right side of the inner screen box are respectively provided with a left supporting plate 5 and a right supporting plate 51, the left supporting plate 5 and the right supporting plate 51 apply external force F2 to the inner screen box at the same time, F1 and F2 are in the same plane and opposite in direction, a base plate 6 is connected between the left supporting plate 5 and the right supporting plate 51, a first eccentric sleeve 7 and a second eccentric sleeve 71 are respectively sleeved on a first driven shaft 14 and a second driven shaft 141, a first driven bevel gear 11 is connected to the first driven shaft 14 below the first eccentric sleeve 7, a second driven bevel gear 111 is connected to the second driven shaft 141 below the second eccentric sleeve 71, the first driven bevel gear 11 and the second driven bevel gear 111 are respectively connected with a first driving bevel gear 12 and a second driving bevel gear 121 in a meshing mode, the first driving bevel gear 12 and the second driving bevel gear 121 are oppositely installed and fixed on the driving shaft 13, the first eccentric sleeve 7 and the first driven bevel gear 11 are integrally arranged, and the second eccentric sleeve 71 and the second driven bevel gear 111 are integrally arranged.
When a main shaft rotates, the relaxation sieve lever transmission system drives a first driving bevel gear 12 and a second driving bevel gear 121 which are installed on the main shaft to rotate, the first driving bevel gear 12 and the second driving bevel gear 121 respectively drive a first driven bevel gear 11 and a second driven bevel gear 111 to rotate, so that a first eccentric sleeve 7 and a second eccentric sleeve 71 are respectively driven to rotate, the first lever and the second lever are respectively driven to swing around the supporting points of the first lever and the second lever through the first eccentric sleeve 7 and the second eccentric sleeve 71, a first push-pull spring seat and a second push-pull spring seat are respectively driven by a first lever 3 and a second lever 31 to reciprocate, and the first push-pull spring seat and the second push-pull spring seat respectively drive a first sieve box 1 and a second sieve box 2 to reciprocate, so that sieve sheets are driven to move.
A lever force reducing structure is formed between the outer screen box I1 and the outer screen box II 2 of the screening machine and the inner screen box, the driving bevel gear I12 and the driving bevel gear II 121 are respectively meshed with the driven bevel gear I11 and the driven bevel gear II, the lever mechanism can synchronously swing or swing with a phase difference, when the transmission ratio of the driving bevel gear I12 to the driven bevel gear I11 is 2.
In conclusion, the mutual movement of the inner screen box and the outer screen box of the screening machine is completed by the lever and the reduction bevel gear set, so that the force transmission efficiency is improved, the internal force of the equipment is reduced, and the driving torque is reduced; the power consumption of the equipment is reduced; the design of the flywheel increases the continuity of the operation of the screening machine, and simultaneously reduces the impact on the driving equipment, thereby reducing the purchase cost of production enterprises.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (6)
1. A tension and relaxation sieve lever transmission system comprises a first sieve machine outer sieve box (1) and a second sieve machine outer sieve box (2), wherein a sieve sheet (4) is connected between the first sieve machine outer sieve box (1) and the second sieve machine outer sieve box (2), and is characterized in that the first sieve machine outer sieve box (1) and the second sieve machine outer sieve box (2) are respectively connected with a first push-pull spring seat and a second push-pull spring seat, the first push-pull spring seat and the second push-pull spring seat are respectively connected with an inner sieve box through a short shaft of a first lever (3) and a short shaft of a second lever (31), a left support plate (5) and a right support plate (51) are respectively arranged on the left side and the right side of the inner sieve box, the left support plate (5) and the right support plate (51) are respectively provided with a fulcrum of a first lever (3) and a fulcrum of a second lever (31), a long shaft of the first lever (3) and a long shaft of the second lever (31) are respectively connected with a first eccentric sleeve (7) and a second eccentric sleeve (71), the first eccentric sleeve (7) and the second eccentric sleeve (71) are respectively sleeved on a first driven shaft (14) and a second driven shaft (141), a first driven bevel gear (11) and a first flywheel are connected to the first driven shaft (14) below the first eccentric sleeve (7), a second driven bevel gear (111) and a second flywheel are connected to the second driven shaft (141) below the second eccentric sleeve (71), and the first driven bevel gear (11) and the second driven bevel gear (111) are respectively connected with a driving bevel gear in a meshed manner The eccentric sleeve I (7), the flywheel I and the driven bevel gear I (11) are integrally arranged, the eccentric sleeve II (71), the flywheel II and the driven bevel gear II (111) are integrally arranged, one end of a long shaft of the lever I (3) and one end of a long shaft of the lever II (31) are respectively provided with a long circular hole, the long shaft of the lever I (3) is sleeved on the eccentric sleeve I (7) through the long circular hole and is connected with the eccentric sleeve I (7), and the eccentric sleeve II (71) is connected with the eccentric sleeve I (7) through the long circular hole of the lever II (31) and is connected with the eccentric sleeve II (71) through the long circular hole of the lever II (71).
2. A relaxation sieve lever transmission system as claimed in claim 1 wherein the upper end of the driven shaft one (14) is connected with a driven shaft bearing seat part one (8), the driven shaft bearing seat part one (8) is fixed on the base plate (6).
3. A relaxation sieve lever transmission system as claimed in claim 2, wherein the driven shaft ii (141) is connected with a driven shaft bearing block member ii (81) at its upper end, and the driven shaft bearing block member ii (81) is fixed on the base plate (6).
4. A relaxation sieve lever transmission system as claimed in claim 3, wherein a driven bevel gear shaft bracket I (10) and a driven bevel gear shaft bracket II (101) are respectively arranged below the driven bevel gear I (11) and the driven bevel gear II (111), and the driven bevel gear shaft bracket I (10) and the driven bevel gear shaft bracket II (101) are both fixedly connected with the base plate (6).
5. A relaxation sieve lever transmission system as claimed in claim 4, characterized in that the driven bevel gear shaft bracket one (10) and the driven bevel gear shaft bracket two (101) are both sleeved on the driving shaft (13).
6. A relaxant sieve lever transmission system as claimed in claim 5, wherein the first drive bevel gear (12) and the second drive bevel gear (121) are mounted back to back on the drive shaft (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710236710.8A CN106964543B (en) | 2017-04-12 | 2017-04-12 | Lever transmission system of relaxation sieve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710236710.8A CN106964543B (en) | 2017-04-12 | 2017-04-12 | Lever transmission system of relaxation sieve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106964543A CN106964543A (en) | 2017-07-21 |
| CN106964543B true CN106964543B (en) | 2023-03-31 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710236710.8A Active CN106964543B (en) | 2017-04-12 | 2017-04-12 | Lever transmission system of relaxation sieve |
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| CN (1) | CN106964543B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107309163A (en) * | 2017-08-25 | 2017-11-03 | 广汉市阿里圣姆石油设备有限公司 | A kind of leverage for adjusting sieve box of vibrating inclination angle |
| CN112024035B (en) * | 2020-08-19 | 2021-08-20 | 山东平福环境服务有限公司 | Organic solid waste treatment device |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE6923765U (en) * | 1969-06-13 | 1969-10-09 | Rheinische Werkzeug & Maschf | SCREENING MACHINE |
| ES8608348A1 (en) * | 1985-07-26 | 1986-06-16 | Construcciones Y Estudios Ind | Improved procedure for screening materials in cribas or squeezes, oscillating or vibratory, and corresponding disposition of the screening or sizing fabrics (Machine-translation by Google Translate, not legally binding) |
| JP2005262025A (en) * | 2004-03-16 | 2005-09-29 | Sumitomo Metal Mining Co Ltd | Vibration sieving type soil washing apparatus |
| JP2009279526A (en) * | 2008-05-22 | 2009-12-03 | Hitachi Constr Mach Co Ltd | Vibration screen |
| CN203002627U (en) * | 2012-11-08 | 2013-06-19 | 中国矿业大学 | Flip-flow screen with guide rail |
| CN103658022B (en) * | 2013-12-20 | 2016-01-27 | 伯特利（天津）工业设备有限公司 | Without girder banana flip flop screen |
| CN103658025B (en) * | 2013-12-24 | 2016-06-29 | 伯特利（天津）工业设备有限公司 | Compound flip flop screen |
| CN104624488B (en) * | 2015-02-02 | 2016-01-20 | 江苏鹏飞集团股份有限公司 | Straight line flip flop screen |
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2017
- 2017-04-12 CN CN201710236710.8A patent/CN106964543B/en active Active
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| CN106964543A (en) | 2017-07-21 |
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