CN218637887U - Hierarchical screening mechanism - Google Patents
Hierarchical screening mechanism Download PDFInfo
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- CN218637887U CN218637887U CN202223097616.4U CN202223097616U CN218637887U CN 218637887 U CN218637887 U CN 218637887U CN 202223097616 U CN202223097616 U CN 202223097616U CN 218637887 U CN218637887 U CN 218637887U
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- 238000012216 screening Methods 0.000 title claims abstract description 189
- 238000003756 stirring Methods 0.000 claims description 29
- 230000005540 biological transmission Effects 0.000 claims description 7
- 230000006978 adaptation Effects 0.000 claims description 5
- 241001122767 Theaceae Species 0.000 description 14
- 230000000694 effects Effects 0.000 description 12
- 239000000463 material Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000007873 sieving Methods 0.000 description 2
- 206010066054 Dysmorphism Diseases 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 235000013361 beverage Nutrition 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model discloses a hierarchical screening mechanism, the inside screening subassembly that is provided with of screening case, screening subassembly includes first screening net and second screening net, still includes actuating mechanism, actuating mechanism includes servo motor, be provided with the cam in the servo motor axis of rotation, the cam sets up between first screening net and second screening net, actuating mechanism orders about first screening net and second screening net and slides in opposite directions, first screening net and all be provided with reset assembly between second screening net and the screening case. The cam sets up between first screening net and second screening net, and servo motor orders about the cam and slides in opposite directions in the second screening net between first screening net, orders about first screening net and second screening net reconversion through reset assembly simultaneously, and the cooperation cam rotates, and the circulation is reciprocal for first screening net and second screening net constantly shake, thereby the condition of jam appears in the screening subassembly, improves screening efficiency.
Description
Technical Field
The utility model relates to a screening machine technical field specifically is a hierarchical screening mechanism.
Background
Tea, chinese vocabulary, a peculiar famous beverage in China, sell at all times, the classification of tea is a very critical stage in the tea making process, in order to improve the quality of tea, it needs to be classified according to the appearance or type of the leaf, in the tea production and processing process, the screening is an indispensable one-step process, because the tea has different sizes, and can produce the breakage in frying, also can mix many debris such as grit, leaf, etc., will mix comparatively intact tea and broken tea dust and other impurity separately, improve the quality of tea, increase the added value that the tea sells.
As in application No.: 201921132918.8, the chinese patent of title "a tealeaves sieving mechanism" discloses a tealeaves sieving mechanism, comprising a base plate, first bracing piece and second bracing piece have been welded respectively to the top of bottom plate, and the top fixed mounting of first bracing piece and second bracing piece has a screening mechanism, and screening mechanism includes the slide, and trapezoidal through-hole has been seted up to the bottom of slide, and a plurality of groups unloading pipe are evenly installed in trapezoidal through-hole department to the bottom of slide, and the bottom inner wall of slide has two sets of baffles at trapezoidal through-hole department fixed mounting, and the slide is connected with the deflector at the both ends on the short base of trapezoidal through-hole, and the one end of deflector all extends to the entrance of slide.
Go up the setting through screening mechanism, unloading pipe and categorised collection box in the patent for tealeaves carries out better classification and collection according to its size, and through leaking the setting that the material was collected the box and make the tealeaves that does not reach obtain and obtain recollecting, thereby filter, in the above-mentioned patent, rely on tealeaves self gravity to sieve, probably lead to the condition that the jam appears in the screening mouth, influence screening efficiency, there is certain limitation.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a hierarchical screening mechanism to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a hierarchical screening mechanism, includes the screening case, the inside screening subassembly that is provided with of screening case, the screening subassembly includes first screening net and second screening net, still includes actuating mechanism, actuating mechanism includes servo motor, be provided with the cam in the servo motor axis of rotation, the cam sets up between first screening net and second screening net, actuating mechanism orders about first screening net and second screening net and slides in opposite directions, first screening net and all be provided with reset assembly between second screening net and the screening case.
Further, all be provided with the atress board on first screening net and the second screening net, the cam respectively with the atress board intermittent type butt that corresponds, every the dashpot has all been seted up on the atress board.
Further, the reset assembly comprises a trapezoid block, the trapezoid block is fixedly connected with the stress plate, a plurality of groups of limiting grooves matched with the trapezoid block are formed in the inner wall of the screening box, the trapezoid block slides to be arranged in the corresponding limiting grooves, and a reset spring is arranged between the trapezoid block and the corresponding limiting grooves.
Further, still rotate on the screening case and be connected with the stirring subassembly, the stirring subassembly is including rotating the (mixing) shaft of connecting on the screening case, be provided with the stirring soft rod on the (mixing) shaft, servo motor orders about the stirring subassembly through drive assembly and rotates.
Further, the transmission assembly comprises a master gear and a slave gear, the master gear is coaxially connected to the servo motor, the slave gear is mounted on the stirring shaft, and the master gear is meshed with the slave gear.
Further, the first screening net and the second screening net are in an inclined state.
Furthermore, two material guide frames are arranged on the side wall of the screening box, the two material guide frames are respectively matched with the first screening net and the second screening net, and a discharge hole is formed in the bottom of the screening box.
Compared with the prior art, the beneficial effects of the utility model are that: this classified screening mechanism, through screening case, the screening subassembly, first screening net, the second screening net, actuating mechanism, servo motor, the cam, cooperation between the reset assembly, the cam sets up between first screening net and second screening net, servo motor orders about the cam second screening net slides in opposite directions between first screening net, meanwhile order about first screening net and second screening net reconversion through the reset assembly, the cooperation cam rotates, circulation is reciprocal, make first screening net constantly shake with the second screening net, thereby the condition of jam appears in the screening subassembly, improve screening efficiency, excellent in use effect.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to these drawings.
Fig. 1 is a schematic overall structural diagram provided by an embodiment of the present invention;
fig. 2 is a schematic overall view of another perspective structure provided by the embodiment of the present invention;
fig. 3 is a schematic view of an internal structure of a screening box according to an embodiment of the present invention;
FIG. 4 is a schematic structural view of a connection between a screen assembly and a drive mechanism according to an embodiment of the present invention;
figure 5 is a screen assembly structure schematic diagram that the embodiment of the invention provides.
Description of reference numerals: 1. screening boxes; 2. a first screening net; 3. a second screening mesh; 4. a drive mechanism; 5. a servo motor; 6. a cam; 7. a stress plate; 701. a buffer tank; 8. a reset assembly; 801. a trapezoidal block; 802. a return spring; 9. a material guiding frame; 10. a discharge port; 11. a stirring assembly; 1101. a stirring shaft; 1102. stirring the soft rod; 12. a transmission assembly; 1201. a main gear; 1202. from the gear wheel.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides a technical solution: the utility model provides a hierarchical screening mechanism, including screening case 1, screening case 1 is inside to be provided with the screening subassembly, the screening subassembly includes first screening net 2 and second screening net 3, still include actuating mechanism 4, actuating mechanism 4 includes servo motor 5, be provided with cam 6 in the servo motor 5 axis of rotation, cam 6 sets up between first screening net 2 and second screening net 3, actuating mechanism 4 orders about first screening net 2 and second screening net 3 and slides in opposite directions, all be provided with reset assembly 8 between first screening net 2 and second screening net 3 and the screening case 1.
Specifically, the grading screening mechanism comprises a screening box 1, specifically, a supporting base is arranged at the bottom of the screening box 1, and more specifically, a plurality of groups of self-locking universal wheels can be arranged on the supporting base, so that the flexibility of the screening machine is improved conveniently, and the using effect is good; the tea leaf screening box is characterized in that the screening component is arranged in the screening box 1, so that the tea leaf screening operation is facilitated, and the using effect is good; the screening component comprises a first screening net 2 and a second screening net 3, wherein the gaps of the first screening net 2 are larger than those of the second screening net 3, so that different tea leaves can be screened conveniently, and the using effect is good; the screening component is driven by the driving mechanism 4 to perform screening operation, so that the using effect is good; the driving mechanism 4 comprises a servo motor 5, the servo motor 5 is mounted on the side wall of the screening box 1 through a mounting frame, and cams 6 are arranged on rotating shafts of the servo motor 5, wherein the number of the cams can be two, and the cams are respectively arranged on two sides of the screening component; the cam 6 is arranged between the first screening net 2 and the second screening net 3, the driving mechanism 4 drives the first screening net 2 and the second screening net 3 to slide oppositely, more specifically, when the cam 6 is abutted against the first screening net 2, the first screening net 2 can be driven to slide upwards, and when the cam 6 is abutted against the second screening net 3, the second screening net 3 can be driven to slide downwards in the same way, and the circulation is repeated; all be provided with reset assembly 8 between first screening net 2 and second screening net 3 and the screening case 1, when cam 6 not with first screening net 2 or second screening net 3 butt, screen 2 and second screening net 3 reconversion through reset assembly 8 with first screening to 6 butts of cam are circulated reciprocal next time, order about screening subassembly vibratory screening, excellent in use effect.
The utility model provides an in another embodiment, all be provided with atress board 7 on first screening net 2 and the second screening net 3, cam 6 respectively with the 7 intermittent type butts of atress board that correspond, all seted up dashpot 701 on every atress board 7.
Preferably, all be provided with atress board 7 on first screening net 2 and the second screening net 3, wherein atress board 7 vertical slip sets up inside screening case 1, and atress board 7 and the 1 inner wall formation leakproofness of screening case, when screening subassembly slides, tealeaves can not drop from the screening subassembly space, wherein cam 6 respectively with the 7 intermittent type butts of atress board that correspond, buffer slot 701 has all been seted up on every atress board 7, through setting up buffer slot 701, slow down the impact, play the effect of protection cam 6 and atress board 7, excellent in use effect.
The utility model discloses still provide another embodiment, reset assembly 8 includes trapezoidal piece 801, and trapezoidal piece 801 and atress board 7 fixed connection set up the spacing groove of multiunit and trapezoidal piece 801 looks adaptation on the screening case 1 inner wall, and every trapezoidal piece 801 slides and sets up at the spacing inslot that corresponds, all is provided with reset spring 802 between every trapezoidal piece 801 and the spacing groove that corresponds.
Preferably, wherein reset assembly 8 includes trapezoidal piece 801, trapezoidal piece 801 and atress board 7 fixed connection, set up the spacing groove of multiunit and trapezoidal piece 801 looks adaptation on the screening case 1 inner wall, every trapezoidal piece 801 slides and sets up at the spacing inslot that corresponds, all be provided with reset spring 802 between every trapezoidal piece 801 and the spacing groove that corresponds, and is more specific, reset spring 802 setting on the first screening net 2 is between trapezoidal piece 801 top and spacing groove, reset spring 802 setting on the second screening net 3 is between trapezoidal piece 801 bottom and spacing groove, reset spring 802's elasticity orders about first screening net 2 and second screening net 3 and is close to each other, keep away from each other after receiving cam 6 butt, the circulation is reciprocal, excellent in use effect.
The utility model also provides another embodiment, still rotate on the screening case 1 and be connected with stirring subassembly 11, stirring subassembly 11 is provided with stirring soft rod 1102 including rotating the (mixing) shaft 1101 of connection on screening case 1 on the (mixing) shaft 1101, servo motor 5 orders about stirring subassembly 11 through drive assembly 12 and rotates.
Preferably, wherein still rotate on the screening case 1 and be connected with stirring subassembly 11, through setting up stirring subassembly 11, be convenient for stir the tealeaves of screening case 1 inside, avoid appearing the condition of jam, stirring subassembly 11 is including rotating the (mixing) shaft 1101 of connecting on screening case 1, be provided with stirring soft rod 1102 on the (mixing) shaft 1101, through setting up stirring soft rod 1102, reduce the damage to tealeaves, servo motor 5 orders about stirring subassembly 11 through drive assembly 12 and rotates, further improves the practicality of this screening mechanism.
In another embodiment of the present invention, the transmission assembly 12 comprises a master gear 1201 and a slave gear 1202, the master gear 1201 is coaxially connected to the servo motor 5, the slave gear 1202 is mounted on the stirring shaft 1101, and the master gear 1201 is engaged with the slave gear 1202.
Preferably, the transmission assembly 12 includes a main gear 1201 and a slave gear 1202, the main gear 1201 is coaxially connected to the servo motor 5, the slave gear 1202 is mounted on the stirring shaft 1101, the main gear 1201 is meshed with the slave gear 1202, more specifically, the number of turns of the main gear 1201 is less than that of the slave gear 1202, therefore, when the servo motor 5 drives the cam 6 to rotate, the number of turns of the slave gear 1202 is less under the influence of the transmission ratio under the condition that the rotation speed of the servo motor 5 is constant, and the rotation speed of the stirring assembly 11 is slower relative to the rotation speed of the cam 6, so as to protect the tea leaves, and the use effect is good.
The utility model discloses another embodiment that still provides, first screening net 2 and the equal tilt state of second screening net 3.
Preferably, first screening net 2 and the equal tilt state of second screening net 3, the tealeaves of can being convenient for drop excellent in use effect.
The utility model provides a further embodiment, be provided with two guide frame 9 on the lateral wall of screening case 1, two guide frame 9 respectively with first screening net 2 and the adaptation of second screening net 3 looks, be provided with discharge gate 10 on the screening case 1 bottom.
Preferably, be provided with two guide frames 9 on screening case 1's the lateral wall, wherein two guide frames 9 all are the slope form, and two guide frames 9 respectively with first screening net 2 and the 3 looks adaptations of second screening net, the unloading of being convenient for, wherein be provided with discharge gate 10 on screening case 1 bottom to can sieve out tea dregs etc. excellent in use effect.
It should be noted that the electric devices involved in the present application may be powered by a storage battery or an external power source.
In the description of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the description with the record of drawing of description, and the concrete connection mode of each part all adopts conventional means such as ripe bolt, rivet, welding among the prior art, and machinery, part and equipment all adopt prior art, and conventional model, including circuit connection adopts conventional connection mode among the prior art, does not detailed here again.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a hierarchical screening mechanism, includes screening case (1), its characterized in that:
a screening assembly is arranged in the screening box (1), and comprises a first screening net (2) and a second screening net (3);
the screening machine further comprises a driving mechanism (4), the driving mechanism (4) comprises a servo motor (5), a cam (6) is arranged on a rotating shaft of the servo motor (5), the cam (6) is arranged between the first screening net (2) and the second screening net (3), and the driving mechanism (4) drives the first screening net (2) and the second screening net (3) to slide in opposite directions;
reset components (8) are arranged between the first screening net (2) and the second screening net (3) and the screening box (1).
2. A hierarchical screening mechanism according to claim 1, wherein: stress plates (7) are arranged on the first screening net (2) and the second screening net (3), and the cams (6) are respectively and intermittently abutted against the corresponding stress plates (7); each stress plate (7) is provided with a buffer groove (701).
3. A hierarchical screening mechanism according to claim 2, wherein: reset assembly (8) include trapezoidal piece (801), trapezoidal piece (801) and atress board (7) fixed connection, set up the spacing groove of multiunit and trapezoidal piece (801) looks adaptation on screening case (1) inner wall, every trapezoidal piece (801) slide and set up in the spacing inslot that corresponds, every all be provided with reset spring (802) between trapezoidal piece (801) and the spacing groove that corresponds.
4. A hierarchical screening mechanism according to claim 1, wherein: the screening box (1) is also rotatably connected with a stirring assembly (11), the stirring assembly (11) comprises a stirring shaft (1101) rotatably connected to the screening box (1), and a stirring soft rod (1102) is arranged on the stirring shaft (1101);
the servo motor (5) drives the stirring component (11) to rotate through the transmission component (12).
5. A hierarchical screening mechanism according to claim 4, wherein: the transmission assembly (12) comprises a main gear (1201) and a driven gear (1202), the main gear (1201) is coaxially connected to the servo motor (5), the driven gear (1202) is installed on the stirring shaft (1101), and the main gear (1201) is meshed with the driven gear (1202).
6. A hierarchical screening mechanism according to claim 1, wherein: the first screening net (2) and the second screening net (3) are in an inclined state.
7. A hierarchical screening mechanism according to claim 1, wherein: the side wall of the screening box (1) is provided with two guide frames (9), and the two guide frames (9) are respectively matched with the first screening net (2) and the second screening net (3);
and a discharge hole (10) is formed in the bottom of the screening box (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223097616.4U CN218637887U (en) | 2022-11-22 | 2022-11-22 | Hierarchical screening mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223097616.4U CN218637887U (en) | 2022-11-22 | 2022-11-22 | Hierarchical screening mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218637887U true CN218637887U (en) | 2023-03-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223097616.4U Active CN218637887U (en) | 2022-11-22 | 2022-11-22 | Hierarchical screening mechanism |
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| Country | Link |
|---|---|
| CN (1) | CN218637887U (en) |
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- 2022-11-22 CN CN202223097616.4U patent/CN218637887U/en active Active
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