CN112122094A - Sieving mechanism is used in agricultural science research - Google Patents
Sieving mechanism is used in agricultural science research Download PDFInfo
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- CN112122094A CN112122094A CN202010817603.6A CN202010817603A CN112122094A CN 112122094 A CN112122094 A CN 112122094A CN 202010817603 A CN202010817603 A CN 202010817603A CN 112122094 A CN112122094 A CN 112122094A
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- Prior art keywords
- screening
- wall
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- agricultural science
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Classifications
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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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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C1/00—Apparatus, or methods of use thereof, for testing or treating seed, roots, or the like, prior to sowing or planting
-
- 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
- B07B1/4609—Constructional details of screens in general; Cleaning or heating of screens constructional details of screening surfaces or meshes
- B07B1/4663—Multi-layer screening surfaces
-
- 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
- B07B4/00—Separating solids from solids by subjecting their mixture to gas currents
- B07B4/02—Separating solids from solids by subjecting their mixture to gas currents while the mixtures fall
- B07B4/06—Separating solids from solids by subjecting their mixture to gas currents while the mixtures fall using revolving drums
-
- 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
- B07B9/00—Combinations of apparatus for screening or sifting or for separating solids from solids using gas currents; General arrangement of plant, e.g. flow sheets
-
- 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
- B07B2201/00—Details applicable to machines for screening using sieves or gratings
- B07B2201/04—Multiple deck screening devices comprising one or more superimposed screens
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Soil Sciences (AREA)
- Environmental Sciences (AREA)
- Pretreatment Of Seeds And Plants (AREA)
Abstract
The invention belongs to the technical field of agricultural science, and particularly relates to a screening device for agricultural science research, which aims at the problems that the screening device for seeds in the traditional agricultural science is simple in design, the screening mode is single, and the impurity removal effect is common. According to the invention, the rotating motor can drive the seed overturning plate to rotate at a constant speed through the transmission action of the worm and the worm wheel, the seed supporting arc plate is used for supporting seeds, and the seeds are thrown down at the top end of a motion track and are efficiently pumped and removed by matching with the action of the dust pumping pump and the dust pumping net drum.
Description
Technical Field
The invention relates to the technical field of agricultural science, in particular to a screening device for agricultural science research.
Background
Agricultural science is the science of the natural law and economic law of research agricultural development, and has comprehensiveness because of involving agricultural environment, crop and poultry production, agricultural engineering and agricultural economy, etc. Forestry and aquaculture sciences are also sometimes included in the broad agricultural sciences category. The improvement of agricultural productivity is not only benefited from natural science. The development of agricultural economy science can play a great role in more consciously carrying out agricultural production according to economic laws, changing and improving the production relationship in agriculture, reasonably organizing agricultural productivity, improving the production, circulation and distribution links of agricultural products and continuously improving economic benefits.
In the agricultural science research process, need filter the processing to the seed, and then guarantee subsequent research effect, but the sieving mechanism design of seed is comparatively simple among the traditional agricultural science, and the screening mode is comparatively single, and the effect is relatively poor to doped tiny granule and dust removal in the seed, therefore has certain limitation.
Disclosure of Invention
Based on the technical problems that the design of a screening device for seeds in the traditional agricultural science is simple, the screening mode is single, and the removal effect of impurities is general, the invention provides the screening device for agricultural science research.
The invention provides a screening device for agricultural science research, which comprises a screening box, wherein supporting legs are welded at four corners of the outer wall of the bottom of the screening box, a notch is formed in the top end of the screening box, a fixing support is fixed on the outer wall of the top of the screening box through bolts, the fixing support is rotatably connected with a seed turning plate through a bearing, mounting notches are formed in the circumferential inner wall of the seed turning plate, a cover plate is clamped on the inner wall of each mounting notch, magnetic blocks are fixedly mounted on one side, opposite to the inner wall of each mounting notch, of the cover plate and the corresponding two magnetic blocks to form magnetic adsorption fit, seed supporting arc plates distributed in a staggered mode with the mounting notches are welded on the circumferential inner wall of the seed turning plate, a worm wheel is connected to one end of the seed turning plate, a rotating motor is fixed on the inner wall of the top end of the screening box through bolts, an output shaft of the rotating motor is connected with a worm meshed, and a transmission mechanism is installed on one side of the aggregate bin, a first screening net box and a second screening net box are respectively arranged at two ends of the interior of the screening box, and fixed connecting rods which are connected with the screening box in a sliding mode are welded on two sides of the outer walls of the first screening net box and the second screening net box.
Preferably, the screening case is close to one side inner wall of bottom and has trembled the flitch through hinged joint, and tremble the relative one side of flitch and screening incasement wall and all weld and have vibrating spring, the one end that the screening incasement wall is close to the bottom is opened there is the discharge gate.
Preferably, a dust pump is fixed on the outer wall of one side of the screening box through a bolt, and the input end of the dust pump is fixedly connected with a connecting air pipe.
Preferably, a connecting hopper is welded at one end of the connecting air pipe, a dust pumping net cylinder is welded at one end of the connecting hopper, and the seed overturning plate is rotatably connected with the dust pumping net cylinder.
Preferably, the equal horizontal welding in outer wall both sides of screening case has T shape frame, and the both sides of T shape frame all rotate and are connected with fixed guide wheel.
Preferably, the two corresponding fixed connecting rods are fixedly connected with connecting ropes passing through the fixed guide wheels, and one side of the bottom end of the second screening net box is fixedly provided with a ball support rod.
Preferably, drive mechanism is including welding in the fixed riser of collecting hopper bottom outer wall both sides, and the bottom outer wall welding of fixed riser has same solid fixed cylinder, fixed riser rotates through the bearing and is connected with the transmission bull stick, and the both sides of screening case all rotate through the bearing and are connected with the bull stick one.
Preferably, the outer wall of the first rotating rod is respectively in key connection with a transmission tapered tooth and a rotating wheel, and one end of the transmission rotating rod is in key connection with a driving tapered tooth meshed with the transmission tapered tooth.
Preferably, one side of runner rotates and is connected with the transfer line, and the tip of transfer line rotate be connected with solid fixed cylinder sliding connection's actuating lever, the actuating lever with correspond fixed connecting rod's relative one side welding has the Z shape transfer line, and the worm all cup joints the belt with transmission bull stick, two the relative one side of bull stick one and forms the transmission cooperation.
Preferably, the outer wall of one side of the seed supporting arc plate is welded with inclined arc plates which are distributed at equal intervals.
The beneficial effects of the invention are as follows:
1. this sieving mechanism for agricultural science research, through the rotating electrical machines that sets up, can drive the seed overturning plate at the uniform velocity through the transmission of worm, worm wheel to utilize and hold in the palm kind of arc board and hold in the palm the seed, and throw down on the top of movement track, the cooperation is taken out the effect of dirt pump, dust extraction net section of thick bamboo, carries out the efficient with tiny impurity in the seed, dust and takes out except that the processing.
2. According to the screening device for agricultural science research, the cover plate can be conveniently and quickly taken and placed through the arranged magnetic block, so that subsequent seeds can conveniently fall into the screening box through the mounting notch; through the drive mechanism who sets up, can utilize belt, transmission bull stick, drive conical tooth, the transmission effect of transmission conical tooth, drive the runner and rotate, and then through transfer line, actuating lever and Z shape transfer line, drive first screening net box round trip movement, realize the efficient screening and handle.
3. This sieving mechanism is used in agricultural science research through the connection rope that sets up, decides the guide pulley, can remove the in-process at first screening net box, drives second screening net box through connecting the rope and carries out crisscross removal to the assurance is to the screening effect of seed, gets rid of great impurity wherein.
4. According to the screening device for agricultural science research, the ball-resisting rod is arranged, so that the ball-resisting rod can move along with the second screening net box, the material shaking plate is knocked to be matched with the vibration spring, and rapid blanking processing is carried out; through be provided with the oblique shape arc board on holding in the palm kind of arc board, can further improve the support kind effect of holding in the palm kind of arc board, guarantee the effect of taking out to tiny impurity, dust.
The parts of the device not involved are the same as or can be implemented using prior art.
Drawings
FIG. 1 is a schematic view of the overall structure of a screening apparatus for agricultural science research according to the present invention;
FIG. 2 is a schematic view of the assembly structure of a seed-turning plate of the screening device for agricultural science research according to the present invention;
FIG. 3 is an enlarged schematic structural view of the screening apparatus for agricultural science research shown in FIG. 1 at A;
FIG. 4 is a schematic structural diagram of a transmission mechanism of a screening apparatus for agricultural science research according to the present invention;
fig. 5 is a schematic perspective view of a seed-turning plate of embodiment 2 of the screening apparatus for agricultural science research according to the present invention.
In the figure: 1 screening box, 2 second screening net boxes, 3 material shaking plates, 4 vibrating springs, 5 fixed connecting rods, 6T-shaped frames, 7 fixed guide wheels, 8Z-shaped transmission rods, 9 transmission rods, 10 rotating wheels, 11 transmission tapered teeth, 12 driving rods, 13 material collecting hoppers, 14 rotating motors, 15 fixed supports, 16 worms, 17 seed turning plates, 18 worm wheels, 19 seed supporting arc plates, 20 dust pumping net cylinders, 21 connecting air pipes, 22 dust pumping pumps, 23 fixed vertical plates, 24 fixed cylinders, 25 first screening net boxes, 26 connecting hoppers, 27 mounting notches, 28 cover plates, 29 magnetic blocks, 30 rotating rod I, 31 driving tapered teeth, 32 transmission rotating rods and 33 inclined arc plates.
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.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Example 1
Referring to fig. 1-4, a screening device for agricultural science research comprises a screening box 1 with supporting legs welded at four corners of the outer wall of the bottom, a notch is formed at the top end of the screening box 1, a fixing bracket 15 is fixed on the outer wall of the top of the screening box 1 through bolts, the fixing bracket 15 is rotatably connected with a seed turning plate 17 through bearings, mounting notches 27 are formed in the circumferential inner wall of the seed turning plate 17, cover plates 28 are clamped on the inner walls of the mounting notches 27, magnetic blocks 29 are fixedly mounted on the opposite sides of the cover plates 28 and the inner walls of the mounting notches 27 and form magnetic adsorption matching corresponding to the two magnetic blocks 29, seed supporting arc plates 19 distributed in a staggered mode with the mounting notches 27 are welded on the circumferential inner wall of the seed turning plate 17, a worm wheel 18 is connected to one end of the seed turning plate 17 in a key mode, a rotary motor 14 is fixed on the inner wall of the top end of the screening box 1 through bolts, and, screening case 1's inside middle-end is fixed with collecting hopper 13 through the bolt, and one side of collecting hopper 13 installs drive mechanism, and screening case 1's inside both ends are provided with first screening net box 25 and second screening net box 2 respectively, and the outer wall both sides of first screening net box 25 and second screening net box 2 all weld have with screening case 1 sliding connection's fixed connecting rod 5.
In the invention, the inner wall of one side of the screening box 1 close to the bottom end is connected with a material shaking plate 3 through a hinge, vibration springs 4 are welded on the opposite sides of the material shaking plate 3 and the inner wall of the screening box 1, and a discharge hole is formed in one end of the outer wall of the screening box 1 close to the bottom.
Wherein, the outer wall of one side of screening case 1 is fixed with through the bolt and is taken out dirt pump 22, and takes out dirt pump 22's input fixedly connected with connecting air pipe 21.
Wherein, the one end welding of connecting tuber pipe 21 has connecting hopper 26, and the one end welding of connecting hopper 26 has the net section of thick bamboo 20 of taking out dirt, and the seed overturning plate 17 is connected with the rotation of the net section of thick bamboo 20 of taking out dirt.
Wherein, the equal horizontal welding in outer wall both sides of screening case 1 has T shape frame 6, and the both sides of T shape frame 6 are all rotated and are connected with fixed guide wheel 7.
Wherein, correspond two equal fixedly connected with of fixed connecting rod 5 and pass through the connection rope of deciding guide pulley 7, and the bottom one side fixed mounting of second screening net box 2 has the club of propping.
Wherein, drive mechanism is including welding in the fixed riser 23 of collecting hopper 13 bottom outer wall both sides, and the welding of the bottom outer wall of fixed riser 23 has same solid fixed cylinder 24, and fixed riser 23 rotates through the bearing and is connected with transmission bull stick 32, and the both sides of screening case 1 all rotate through the bearing and are connected with bull stick 30.
Wherein, the outer wall of the rotating rod one 30 is respectively connected with the transmission conical teeth 11 and the rotating wheel 10, and one end of the transmission rotating rod 32 is connected with the driving conical teeth 31 engaged with the transmission conical teeth 11.
Wherein, one side of runner 10 rotates and is connected with transfer line 9, and the tip of transfer line 9 rotates and is connected with the actuating lever 12 with solid fixed cylinder 24 sliding connection, and the relative one side welding of actuating lever 12 and corresponding fixed link 5 has Z shape transfer line 8, and worm 16 and transmission bull stick 32, two bull sticks 30 all cup joint the belt and form the transmission cooperation with the relative one side.
When the invention is used: an operator takes down the cover plate 28 at the top end, seeds to be screened are placed into the seed overturning plate 17 through the corresponding mounting notches 27, after the seed overturning plate 17 is fixed by the magnet 29 after the seed overturning plate is covered by the operator, the operator controls the rotary motor 14 to be started, the seed overturning plate 17 is driven to rotate at a constant speed by the transmission action of the worm 16 and the worm wheel 18, the seeds are supported by the seed supporting arc plate 19 and thrown down at the top end of a motion track, meanwhile, the operator controls the dust pump 22 to be started, fine impurities and dust in the seeds are efficiently pumped and removed by the action of the connecting air pipe 21, the connecting hopper 26 and the dust pumping net barrel 20, the worm wheel 16 drives the rotating wheel 10 to rotate by the transmission action of the belt, the transmission rotating rod 32, the driving conical teeth 31 and the transmission conical teeth 11 during the rotation process, and further drives the driving rod 12 and the Z-shaped transmission rod 8, drive first screening net box 25 round trip movement, through the connection rope that sets up, decide guide pulley 7, remove the in-process at first screening net box 25, drive second screening net box 2 through connecting the rope and carry out crisscross removal to guarantee to the screening effect of seed, get rid of great impurity wherein, utilize the club of supporting that sets up, along with second screening net box 2 removes, strike and tremble 3 cooperation vibrating spring 4 of flitch, carry out quick unloading and handle.
Example 2
Referring to fig. 5, the screening apparatus for agricultural science research in this embodiment further includes a seed supporting arc plate 19, in which an outer wall of one side is welded with inclined arc plates 33 distributed at equal intervals, compared with embodiment 1.
When the invention is used: the oblique arc plate 33 arranged on the seed supporting arc plate 19 is utilized, and the seed supporting effect of the seed supporting arc plate 19 is further improved by utilizing the tilting structural characteristic, so that the extraction effect on fine impurities and dust is ensured.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (10)
1. The screening device for agricultural science research comprises a screening box (1) with supporting legs welded at four corners of the outer wall of the bottom, wherein a notch is formed in the top end of the screening box (1), and is characterized in that a fixing support (15) is fixed to the outer wall of the top of the screening box (1) through bolts, the fixing support (15) is connected with a seed overturning plate (17) in a rotating mode through a bearing, mounting notches (27) are formed in the inner wall of the circumference of the seed overturning plate (17), a cover plate (28) is clamped to the inner wall of each mounting notch (27), magnetic blocks (29) are fixedly mounted on the opposite sides of the inner wall of each cover plate (28) and the inner wall of each mounting notch (27) and form magnetic adsorption matching corresponding to the two magnetic blocks (29), seed supporting arc plates (19) distributed in a staggered mode with the mounting notches (27) are welded to the inner wall of the circumference of the seed overturning plate (17), and a worm wheel, the top inner wall of screening case (1) is fixed with rotating electrical machines (14) through the bolt, and the output shaft of rotating electrical machines (14) has worm (16) with worm wheel (18) engaged with through the coupling joint, the inside middle-end of screening case (1) has aggregate bin (13) through the bolt fastening, and one side of aggregate bin (13) installs drive mechanism, the inside both ends of screening case (1) are provided with first screening net box (25) and second screening net box (2) respectively, and the outer wall both sides of first screening net box (25) and second screening net box (2) all weld have with screening case (1) sliding connection's fixed connecting rod (5).
2. The screening device for agricultural science research according to claim 1, wherein a material shaking plate (3) is connected to the inner wall of one side, close to the bottom end, of the screening box (1) through a hinge, a vibration spring (4) is welded to the opposite side of the material shaking plate (3) and the inner wall of the screening box (1), and a discharge hole is formed in one end, close to the bottom, of the outer wall of the screening box (1).
3. The screening device for agricultural science research according to claim 2, wherein a dust pump (22) is fixed on the outer wall of one side of the screening box (1) through bolts, and a connecting air pipe (21) is fixedly connected to the input end of the dust pump (22).
4. The screening device for agricultural science research according to claim 3, wherein one end of the connecting air pipe (21) is welded with a connecting hopper (26), one end of the connecting hopper (26) is welded with a dust extraction net drum (20), and the seed overturning plate (17) is rotatably connected with the dust extraction net drum (20).
5. The screening device for agricultural science research according to claim 1, wherein T-shaped frames (6) are horizontally welded to two sides of the outer wall of the screening box (1), and fixed guide wheels (7) are rotatably connected to two sides of each T-shaped frame (6).
6. The screening device for agricultural science research according to claim 5, wherein a connecting rope passing through a fixed guide wheel (7) is fixedly connected to each of the two corresponding fixed connecting rods (5), and a ball-resisting rod is fixedly mounted on one side of the bottom end of the second screening net box (2).
7. The screening device for agricultural science research of claim 1, wherein the transmission mechanism comprises a fixed vertical plate (23) welded on two sides of the outer wall of the bottom of the aggregate bin (13), the outer wall of the bottom of the fixed vertical plate (23) is welded with the same fixed cylinder (24), the fixed vertical plate (23) is rotatably connected with a transmission rotating rod (32) through a bearing, and two sides of the screening box (1) are rotatably connected with a first rotating rod (30) through bearings.
8. The screening apparatus for agricultural scientific research according to claim 7, wherein the outer wall of the first rotating rod (30) is respectively keyed with the transmission tapered teeth (11) and the rotating wheel (10), and one end of the transmission rotating rod (32) is keyed with the driving tapered teeth (31) meshed with the transmission tapered teeth (11).
9. The screening device for agricultural science research according to claim 8, wherein one side of the rotating wheel (10) is rotatably connected with a transmission rod (9), the end of the transmission rod (9) is rotatably connected with a driving rod (12) which is slidably connected with the fixed cylinder (24), the driving rod (12) is welded with the opposite side corresponding to the fixed connecting rod (5) to form a Z-shaped transmission rod (8), and the opposite sides of the worm (16), the transmission rotating rod (32) and the two rotating rods I (30) are sleeved with belts to form transmission fit.
10. The screening device for agricultural science research according to claim 1, wherein the seed supporting arc plate (19) is welded with inclined arc plates (33) which are distributed at equal intervals on the outer wall of one side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010817603.6A CN112122094A (en) | 2020-08-14 | 2020-08-14 | Sieving mechanism is used in agricultural science research |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010817603.6A CN112122094A (en) | 2020-08-14 | 2020-08-14 | Sieving mechanism is used in agricultural science research |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112122094A true CN112122094A (en) | 2020-12-25 |
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ID=73850909
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010817603.6A Withdrawn CN112122094A (en) | 2020-08-14 | 2020-08-14 | Sieving mechanism is used in agricultural science research |
Country Status (1)
| Country | Link |
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| CN (1) | CN112122094A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116060298A (en) * | 2023-03-06 | 2023-05-05 | 山东金钻石金属材料有限公司 | Metallic copper gold powder coating separator |
-
2020
- 2020-08-14 CN CN202010817603.6A patent/CN112122094A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116060298A (en) * | 2023-03-06 | 2023-05-05 | 山东金钻石金属材料有限公司 | Metallic copper gold powder coating separator |
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Application publication date: 20201225 |