CN110624817B - Standard screen with replaceable filter screen for fine sand - Google Patents
Standard screen with replaceable filter screen for fine sand Download PDFInfo
- Publication number
- CN110624817B CN110624817B CN201910878771.3A CN201910878771A CN110624817B CN 110624817 B CN110624817 B CN 110624817B CN 201910878771 A CN201910878771 A CN 201910878771A CN 110624817 B CN110624817 B CN 110624817B
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- screen
- screen frame
- mounting seat
- strip
- edge
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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
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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
- B07B1/46—Constructional details of screens in general; Cleaning or heating of 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
- B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
- B07B1/48—Stretching devices for screens
- B07B1/49—Stretching devices for screens stretching more than one screen or screen section by the same or different stretching means
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- Combined Means For Separation Of Solids (AREA)
Abstract
The invention discloses a standard screen capable of replacing a filter screen for fine sand, and relates to the technical field of sand and stone screening equipment.A bearing head is fixedly arranged on the outer edge of the lower side of a screen frame; the middle of the bottom side of the screen frame is fixedly provided with a slot; the lower side of the screen frame is provided with an installation seat which is annularly arranged, the bottom edge of the installation seat is arranged in an inward bending manner, and a screen is fixedly covered on the inward bending edge; the outer side edge of the mounting seat is movably inserted into the slot; a plurality of first strip-shaped grooves are fixedly arranged on the outer side wall of the screen frame in an equal-round angle mode, and a plurality of second strip-shaped grooves are fixedly arranged on the outer side wall of the mounting seat in an equal-round angle mode; after the inner of several locking bolt passed a bar groove and No. two bar grooves, through the inside wall fixed connection of screw thread and slot, and the mounting seat lateral wall inconsistent setting of both sides about the end cap medial surface of locking bolt and No. two bar grooves can take off the inside screen cloth of standard sieve and wash or change the maintenance, has reduced the waste of resource, simultaneously, the operation is simpler, and the practicality is stronger.
Description
Technical Field
The invention relates to the technical field of sand and stone screening equipment, in particular to a standard screen capable of replacing a filter screen for fine sand.
Background
The vibrating screen machine is a screening device matched with a standard screen, important parts of the vibrating screen machine are the standard screens, the standard screens are stacked, materials to be screened are placed in the uppermost standard screen, the mesh diameters of the screen meshes of the lower standard screen are gradually reduced from top to bottom, so that the materials are screened in different standard screens gradually along with the sizes of the materials, however, the screen meshes of the existing standard screens cannot be replaced and detached, the side and bottom of the existing standard screens cannot be cleaned, the screen meshes cannot be replaced according to use requirements, when different screen meshes are needed, the standard screens can be purchased again, and the cost is increased.
Disclosure of Invention
The invention aims to provide the standard screen for fine sand with the replaceable filter screen, which has the advantages of simple structure, reasonable design and convenient use, can take down the screen inside the standard screen for cleaning or replacement and maintenance, reduces the waste of resources, and has simpler operation and stronger practicability.
In order to achieve the purpose, the invention adopts the technical scheme that: it comprises a screen frame, a mounting seat, a screen and a bearing head; the outer edge of the lower side of the screen frame is fixedly provided with a bearing head, the screen frame and the bearing head are both hollow annular structures with openings at the upper and lower sides, and the diameter of a ring at the inner side of the bearing head is matched with the diameter of a ring at the outer side of the screen frame; the middle of the bottom side of the screen frame is fixedly provided with a slot; the lower side of the screen frame is provided with an installation seat which is annularly arranged, the bottom edge of the installation seat is arranged in an inward bending manner, and a screen is fixedly covered on the inward bending edge; the outer side edge of the mounting seat is movably inserted into the slot, and the periphery of the screen is clamped between the inner side wall of the screen frame and the inner bent edge of the mounting seat; a plurality of first strip-shaped grooves are fixedly formed in the outer side wall of the screen frame in an equal-round angle mode, a plurality of second strip-shaped grooves are fixedly formed in the outer side wall of the mounting seat in an equal-round angle mode, the first strip-shaped grooves and the second strip-shaped grooves are arranged in a matched mode, and the width of the second strip-shaped grooves is smaller than that of the first strip-shaped grooves; the inner of several locking bolt passes behind a bar groove and No. two bar grooves, through the inside wall fixed connection of screw thread and slot, and the mount pad lateral wall of both sides is inconsistent sets up about the end cap medial surface of locking bolt and No. two bar grooves.
Furthermore, the bottom of the inner side wall of the screen frame is fixedly provided with an annular groove, an inner bent edge of the mounting seat is embedded in the annular groove, a sealing gasket is fixedly arranged on the inner top surface of the annular groove, and the inner side surface of the sealing gasket is abutted to the screen.
Furthermore, a rubber gasket is fixedly arranged on the edge of the upper side of the screen frame; when a plurality of standard sieves are mutually sleeved and connected through the bearing heads, the rubber gasket ensures the sealing property between the standard sieves at the upper side and the lower side.
Furthermore, a limit ring is fixedly sleeved on the outer side wall of the screen frame; when a plurality of standard sieves are connected through accepting the head each other cover establishment, the bottom side of upside reel sets up with the side counterbalance on the upside of the spacing ring on the downside reel, simultaneously, when two standard sieves break away from each other, the experimenter is controlled and is lived the spacing ring and parts two reels.
Furthermore, a plurality of clamping blocks are arranged on the peripheral wall of the upper part of the screen frame in an equiangular manner, a plurality of clamping grooves are fixedly formed on the inner side wall of the bearing head in an equiangular manner, the outer side surfaces of the clamping blocks are arranged in a spherical manner, the inner side surfaces of the clamping grooves are arranged in a spherical manner, and the clamping blocks are clamped in the clamping grooves; when a plurality of standard sieves are sleeved with each other, the standard sieves are prevented from being separated from each other on the vibration screening machine.
Furthermore, the clamping block is movably inserted in a groove formed in the outer side wall of the screen frame and is clamped with the opening end of the groove through a flange on the clamping block; a compression spring is arranged between the inner end of the fixture block and the inner side wall of the groove; when the clamping block is clamped with the clamping groove, the clamping block and the clamping groove are tightly propped against each other by the reverse compression force of the compression spring.
The working principle of the invention is as follows: sequentially sleeving and fixing a plurality of standard sieves from top to bottom according to the mode that the sizes of the sieve pores of the sieve mesh are from large to small, then fixing the plurality of standard sieves on the upper part of a vibration screening machine, integrally placing fine sand to be screened on the sieve mesh of the sieve frame on the uppermost layer, respectively screening the fine sand with different particle sizes onto the upper parts of the sieve meshes with different pore sizes by high-frequency vibration of the vibration screening machine, and then taking down the standard sieves for weighing; when the screen cloth need be changed, through assorted allen key, twist locking bolt soon and loosen, make the mount pad take out from the slot of reel downside, can wash the screen cloth, when needs change, directly change together with the mount pad can, after the change, insert the inside of establishing the slot with the outside of mount pad, this moment, a bar groove and No. two bar grooves coincide mutually and set up, after the inner of locking bolt passed a bar groove and No. two bar grooves, a lateral wall fixed connection through screw thread and slot, locking bolt at this moment fixes the mount pad in the bottom of reel, when the reel upside of downside is pegged graft inside the head of accepting of the reel downside of upside, the top edge of downside reel tightly supports the mount pad bottom surface of upside reel inside and establishes.
After adopting the structure, the invention has the beneficial effects that:
1. the bearing head is sleeved and connected with the upper edge of the screen frame, so that an upper standard screen and a lower standard screen are conveniently connected and fixed on the vibration screening machine, and the upper side edge of the lower screen frame abuts against the bottom of the mounting seat of the upper screen frame, so that the mounting seat is fixed more firmly;
2. the mounting seat is arranged in an inward bending mode, the screen is clamped between the inner side wall of the screen frame and the mounting seat, and then the mounting seat is fixed at the bottom of the screen frame through the locking bolt, so that the screen is convenient to disassemble;
3. the cooperation setting in a bar groove and No. two bar grooves makes things convenient for the mounted position of location mount pad. Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is an enlarged schematic view of a portion a in fig. 1.
Fig. 3 is a schematic structural diagram of an embodiment.
Fig. 4 is an external structural view of the present invention.
Fig. 5 is a schematic structural view of the mount of the present invention.
Description of reference numerals:
Detailed Description
The invention will be further described with reference to the accompanying drawings.
Referring to fig. 1 to 5, the technical solution adopted by the present embodiment is: the screen comprises a screen frame 1, a mounting seat 4, a screen 5 and a bearing head 2; the bearing head 2 is fixedly welded on the outer edge of the lower side of the screen frame 1, the bearing head 2 and the screen frame 1 are both made of aluminum alloy materials with nickel-plated layers, the screen frame 1 and the bearing head 2 are both hollow annular structures with openings at the upper and lower sides, the outer diameter of the screen frame 1 is the same as the outer diameter of a standard sleeve screen matched on a vibration screening machine in the prior art, and the diameter of a ring on the inner side of the bearing head 2 is matched with the diameter of a ring on the outer side of the screen frame 1; the middle of the bottom side of the screen frame 1 is fixedly provided with a slot 3; the lower side of the screen frame 1 is provided with an installation seat 4, the installation seat 4 is arranged in an annular shape, the bottom edge of the installation seat 4 is arranged in an inward bending manner, a screen 5 is fixedly covered on the inward bending edge by welding, and the aperture of the screen 5 adopts a standard aperture; the outer side edge of the mounting seat 4 is movably inserted into the slot 3, and the periphery of the screen 5 is clamped between the inner side wall of the screen frame 1 and the inner bent edge of the mounting seat 4; the bottom of the inner side wall of the screen frame 1 is fixedly provided with an annular groove 9, the inward bent edge of the mounting seat 4 is embedded inside the annular groove 9, the inner top surface of the annular groove 9 is fixedly attached with a sealing gasket 10 through gluing, and the inner side surface of the sealing gasket 10 is abutted against the screen 5; the outer side wall of the screen frame 1 is fixedly provided with two first strip-shaped grooves 6 in an equal-round angle manner, the outer side wall of the mounting seat 4 is fixedly provided with two second strip-shaped grooves 7 in an equal-round angle manner, the first strip-shaped grooves 6 are matched with the second strip-shaped grooves 7, and the width of the second strip-shaped grooves 7 is smaller than that of the first strip-shaped grooves 6; the inner ends of a plurality of locking bolts 8 penetrate through the first strip-shaped groove 6 and the second strip-shaped groove 7 and then are fixedly connected with the inner side wall of the slot 3 through threads, the inner side surface of the end cap of each locking bolt 8 is arranged in a manner of being abutted against the outer side walls of the mounting seats 4 on the upper side and the lower side of the second strip-shaped groove 7, and each locking bolt 8 is an inner hexagon bolt; the outer side wall of the screen frame 1 is fixedly sleeved with a limiting ring 12; when a plurality of standard sieves are mutually sleeved and connected through the bearing heads 2, the bottom side edge of the upper side sieve frame 1 is abutted against the upper side surface of the limiting ring 12 on the lower side sieve frame 1, and meanwhile, when the two standard sieves are mutually separated, an experimenter holds the limiting ring 12 to separate the two sieve frames 1; a rubber gasket 11 is fixedly arranged on the upper side edge of the screen frame 1; when a plurality of standard sieves are mutually sleeved and connected through the bearing heads 2, the rubber gasket 11 ensures the sealing property between the standard sieves at the upper side and the lower side.
Furthermore, four clamping blocks 13 are arranged on the peripheral wall of the upper part of the screen frame 1 in an equiangular manner, a plurality of clamping grooves 14 are fixedly formed on the inner side wall of the bearing head 2 in an equiangular manner, the outer side surfaces of the clamping blocks 13 are arranged in a spherical manner, the inner side surfaces of the clamping grooves 14 are arranged in a spherical manner, and the clamping blocks 13 are clamped in the clamping grooves 14; when a plurality of standard sieves are sleeved with each other, the standard sieves are prevented from being separated from each other on the vibration screening machine; the clamping block 13 is movably inserted into a groove 15 formed in the outer side wall of the screen frame 1 and is clamped with the opening end of the groove 15 through a flange on the clamping block; a compression spring 16 is arranged between the inner end of the latch 13 and the inner side wall of the groove 15; when the latch 13 is engaged with the latch slot 14, the latch 13 is tightly abutted against the latch slot 14 by the reverse compression force of the compression spring 16.
The working principle of the specific embodiment is as follows: sequentially sleeving and fixing a plurality of standard sieves from top to bottom according to the mode that the sizes of the sieve pores of the sieve mesh 5 are from large to small, then fixing the plurality of standard sieves on the upper part of a vibration screening machine, integrally placing fine sand to be screened on the sieve mesh 5 of the sieve frame 1 on the uppermost layer, respectively screening the fine sand with different particle sizes to the upper parts of the sieve meshes 5 with different pore diameters through high-frequency vibration of the vibration screening machine, and then taking down the standard sieves for weighing; when the screen 5 needs to be replaced, the locking bolt 8 is screwed and loosened through a matched inner hexagonal wrench, so that the mounting seat 4 is taken out from the slot 3 at the lower side of the screen frame 1, the screen 5 can be cleaned, when needing to be replaced, the screen can be directly replaced together with the mounting seat 4, after replacement, the outer edge of the mounting seat 4 is inserted into the slot 3, at the moment, the first strip-shaped groove 6 and the second strip-shaped groove 7 are overlapped, after the inner end of the locking bolt 8 passes through the first strip-shaped groove 6 and the second strip-shaped groove 7, is fixedly connected with one side wall of the slot 3 through threads, the locking bolt 8 fixes the mounting seat 4 at the bottom of the screen frame 1, when the upside of the screen frame 1 on the lower side is inserted into the receiving head 2 on the lower side of the screen frame 1 on the upper side, the upper edge of the screen frame 1 on the lower side tightly supports the bottom surface of the mounting seat 4 in the screen frame 1 on the upper side.
After adopting above-mentioned structure, this embodiment beneficial effect does:
1. the bearing head 2 is sleeved and connected with the upper edge of the screen frame 1, so that an upper standard screen and a lower standard screen are conveniently connected and fixed on the vibration screening machine, and the upper side edge of the lower screen frame 1 abuts against the bottom of the mounting seat 4 of the upper screen frame 1, so that the mounting seat 4 is fixed more firmly;
2. the mounting seat 4 is arranged in an inward bending mode, the screen 5 is clamped between the inner side wall of the screen frame 1 and the mounting seat 4, and then the mounting seat 4 is fixed at the bottom of the screen frame 1 through the locking bolt 8, so that the screen frame is convenient to disassemble;
3. a strip groove 6 and No. two strip groove 7's cooperation sets up, conveniently fixes a position the mounted position of mount pad 4.
The above description is only for the purpose of illustrating the technical solutions of the present invention and not for the purpose of limiting the same, and other modifications or equivalent substitutions made by those skilled in the art to the technical solutions of the present invention should be covered within the scope of the claims of the present invention without departing from the spirit and scope of the technical solutions of the present invention.
Claims (1)
1. The utility model provides a removable filter screen's standard sieve for fine sand which characterized in that: the screen comprises a screen frame (1), a mounting seat (4), a screen (5) and a bearing head (2); the outer edge of the lower side of the screen frame (1) is fixedly provided with a bearing head (2), the screen frame (1) and the bearing head (2) are both hollow annular structures with openings at the upper and lower sides, and the diameter of an inner side ring of the bearing head (2) is matched with that of an outer side ring of the screen frame (1); the middle of the bottom side of the screen frame (1) is fixedly provided with a slot (3); the lower side of the screen frame (1) is provided with a mounting seat (4), the mounting seat (4) is arranged in an annular shape, the bottom edge of the mounting seat (4) is arranged in an inward bending manner, and a screen (5) is fixedly covered on the inward bending edge; the outer side edge of the mounting seat (4) is movably inserted into the slot (3), and the periphery of the screen (5) is clamped between the inner side wall of the screen frame (1) and the inner bent edge of the mounting seat (4); a plurality of first strip-shaped grooves (6) are fixedly arranged on the outer side wall of the screen frame (1) in an equi-round manner, a plurality of second strip-shaped grooves (7) are fixedly arranged on the outer side wall of the mounting seat (4) in an equi-round manner, the first strip-shaped grooves (6) are matched with the second strip-shaped grooves (7), and the width of the second strip-shaped grooves (7) is smaller than that of the first strip-shaped grooves (6); the inner ends of a plurality of locking bolts (8) penetrate through the first strip-shaped groove (6) and the second strip-shaped groove (7) and then are fixedly connected with the inner side wall of the slot (3) through threads, and the inner side surface of the end cap of each locking bolt (8) is in contact with the outer side wall of the mounting seat (4) on the upper side and the lower side of the second strip-shaped groove (7);
the bottom of the inner side wall of the screen frame (1) is fixedly provided with an annular groove (9), an inner bent edge of the mounting seat (4) is embedded in the annular groove (9), a sealing gasket (10) is fixedly arranged on the inner top surface of the annular groove (9), and the inner side surface of the sealing gasket (10) is abutted to the screen (5); a rubber gasket (11) is fixedly arranged on the upper side edge of the screen frame (1); when the standard sieves are mutually sleeved and connected through the bearing heads (2), the rubber gasket (11) ensures the sealing property between the standard sieves at the upper side and the lower side; the outer side wall of the screen frame (1) is fixedly sleeved with a limiting ring (12); when the standard sieves are mutually sleeved and connected through the bearing heads (2), the bottom side edge of the upper side sieve frame (1) is arranged in a manner of abutting against the upper side surface of the limiting ring (12) on the lower side sieve frame (1), and meanwhile, when the two standard sieves are mutually separated, an experimenter holds the limiting ring (12) to separate the two sieve frames (1); a plurality of clamping blocks (13) are arranged on the peripheral wall of the upper part of the screen frame (1) in an equiangular manner, a plurality of clamping grooves (14) are fixedly formed on the inner side wall of the bearing head (2) in an equiangular manner, the outer side surfaces of the clamping blocks (13) are arranged in a spherical manner, the inner side surfaces of the clamping grooves (14) are arranged in a spherical manner, and the clamping blocks (13) are clamped in the clamping grooves (14); when a plurality of standard sieves are sleeved with each other, the standard sieves are prevented from being separated from each other on the vibration screening machine; the clamping block (13) is movably inserted into a groove (15) formed in the outer side wall of the screen frame (1) and is clamped with the opening end of the groove (15) through a flange on the clamping block; a compression spring (16) is arranged between the inner end of the clamping block (13) and the inner side wall of the groove (15); when the clamping block (13) is clamped with the clamping groove (14), the clamping block (13) and the clamping groove (14) are tightly abutted by the reverse compression force of the compression spring (16);
sequentially sleeving and fixing a plurality of standard sieves from top to bottom according to the mode that the sizes of the sieve pores of the sieve mesh (5) are from large to small, then fixing the plurality of standard sieves on the upper part of a vibration screening machine, integrally placing fine sand to be screened on the sieve mesh (5) of the sieve frame (1) at the uppermost layer, respectively screening the fine sand with different particle sizes onto the upper parts of the sieve meshes (5) with different pore diameters through high-frequency vibration of the vibration screening machine, and then taking down the standard sieves for weighing; when the screen (5) needs to be replaced, the locking bolt (8) is screwed and loosened through a matched inner hexagonal wrench, the mounting seat (4) is taken out of the slot (3) on the lower side of the screen frame (1), the screen (5) can be cleaned, when the screen needs to be replaced, the screen needs to be replaced together with the mounting seat (4) directly, after the replacement, the outer edge of the mounting seat (4) is inserted into the slot (3), at the moment, the first strip-shaped groove (6) and the second strip-shaped groove (7) are overlapped, the inner end of the locking bolt (8) penetrates through the first strip-shaped groove (6) and the second strip-shaped groove (7) and is fixedly connected with one side wall of the slot (3) through threads, the mounting seat (4) is fixed at the bottom of the screen frame (1) through the locking bolt (8), when the upper side of the screen frame (1) on the lower side is inserted into the receiving head (2) on the lower side of the screen frame (1) on the upper side, the upper edge of the lower side screen frame (1) tightly supports the bottom surface of the mounting seat (4) in the upper side screen frame (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910878771.3A CN110624817B (en) | 2019-09-18 | 2019-09-18 | Standard screen with replaceable filter screen for fine sand |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910878771.3A CN110624817B (en) | 2019-09-18 | 2019-09-18 | Standard screen with replaceable filter screen for fine sand |
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| Publication Number | Publication Date |
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| CN110624817A CN110624817A (en) | 2019-12-31 |
| CN110624817B true CN110624817B (en) | 2022-04-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910878771.3A Active CN110624817B (en) | 2019-09-18 | 2019-09-18 | Standard screen with replaceable filter screen for fine sand |
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| CN (1) | CN110624817B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111774288B (en) * | 2020-07-15 | 2022-04-12 | 江苏辉通检测有限公司 | Material receiving device of accelerated polishing machine |
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| CN207288006U (en) * | 2017-08-14 | 2018-05-01 | 日照帮利生物科技有限公司 | A kind of replaceable vibrating screen of sieve |
| CN207929550U (en) * | 2018-01-12 | 2018-10-02 | 山东交通学院 | A kind of use for laboratory collection screening separator |
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| DE3307916A1 (en) * | 1983-03-05 | 1984-09-06 | Hein, Lehmann AG, 4000 Düsseldorf | SCREEN COVER WITH INTERCHANGEABLE SCREEN ELEMENTS |
| CN105107731B (en) * | 2015-09-29 | 2017-09-22 | 安徽普仁中药饮片有限公司 | A kind of multiple screen cloth stacked-up type sifter device |
| CN105149217B (en) * | 2015-09-29 | 2017-05-31 | 广州海特机电科技有限公司 | A kind of screen cloth changeable type standard screen |
| CN106076821B (en) * | 2016-08-30 | 2017-12-19 | 徐州东宏机械制造有限公司 | A kind of detachable two-mode mechanical picker |
| CN207273106U (en) * | 2017-08-11 | 2018-04-27 | 新昌县城南乡王氏机械配件厂 | One kind replaces the convenient screwdriver of cutter head |
| CN208018954U (en) * | 2018-01-23 | 2018-10-30 | 东莞豪峰五金有限公司 | Button diameter screening plant |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205020396U (en) * | 2015-09-29 | 2016-02-10 | 湖州中辰建设有限公司 | Multiple screen cloth superpose formula sieve utensil |
| CN207025820U (en) * | 2017-07-27 | 2018-02-23 | 山东交通学院 | A kind of vibrating sieving machine and standard bushing screen suitable for sieving manually |
| CN207288006U (en) * | 2017-08-14 | 2018-05-01 | 日照帮利生物科技有限公司 | A kind of replaceable vibrating screen of sieve |
| CN207929550U (en) * | 2018-01-12 | 2018-10-02 | 山东交通学院 | A kind of use for laboratory collection screening separator |
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| CN110624817A (en) | 2019-12-31 |
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