CN110428946B - Chip resistor sorting method - Google Patents
Chip resistor sorting method Download PDFInfo
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- CN110428946B CN110428946B CN201910729453.0A CN201910729453A CN110428946B CN 110428946 B CN110428946 B CN 110428946B CN 201910729453 A CN201910729453 A CN 201910729453A CN 110428946 B CN110428946 B CN 110428946B
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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
- B07B1/28—Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens
- B07B1/38—Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens oscillating in a circular arc in their own plane; Plansifters
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01C—RESISTORS
- H01C17/00—Apparatus or processes specially adapted for manufacturing resistors
Abstract
The invention provides a chip resistor sorting method, which is characterized in that a material collecting box, a vibration module, a sorting module and a material collecting basket are matched to finish the sorting operation of chip resistors, and the problem that the recovery of the existing chip resistors is usually realized by intensively recovering and processing the chip resistors with various specifications, and the utilization rate of the chip resistors is low due to the centralized recovery and processing; in order to improve the recovery utilization rate of the chip resistors, the chip resistors which do not meet the quality requirement and are mixed in multiple specifications are sorted and recovered again; greatly increasing the recycling efficiency of the chip resistor.
Description
Technical Field
The invention relates to the technical field of garbage treatment, in particular to a chip resistor sorting method.
Background
The quality of each chip resistor needs to be inspected in the production process of the chip resistors, the inspection production line generally carries out centralized inspection on the chip resistors with all specifications, the chip resistors which do not meet the quality requirement are removed after the inspection, and in order to improve the detection efficiency, the chip resistors which do not meet the quality requirement are directly collected into the same collection box in a centralized manner; the collected defective chip resistors can be recycled subsequently;
the existing recovery usually concentrates and recovers the chip resistors with various specifications, and the utilization rate of the chip resistors is low due to the concentrated recovery; in order to improve the recovery utilization rate of the chip resistors, if the mixed chip resistors which do not meet the quality requirement and have various specifications are sorted and recovered again; the recycling efficiency of the chip resistor can be greatly increased.
Therefore, the recovery utilization rate of the chip resistor is improved; the invention provides a sorting method of chip resistors.
Disclosure of Invention
In order to achieve the purpose, the invention adopts the following technical scheme that the method for sorting the chip resistors comprises the following specific operation steps of:
s1, equipment checking: before the sorting chip resistor is started, the operation of the equipment is checked;
s2, feeding: manually pouring the chip resistors to be sorted into the collecting basket;
s3, size adjustment of the sieve pores: according to the specification of the chip resistor, the motor is adjusted to drive the expansion strips to move so as to control the size of the sieve pores between the adjacent sorting blocks; the sieve pores are adjusted to be consistent with the minimum chip resistor inside the material receiving box;
s4, vibration sorting: the chip resistors in the corresponding specifications are screened out by driving the chip resistors in the collecting basket to shake through the working of the vibration motor, and the chip resistors clamped in the sieve pores are pushed back to the inside of the collecting basket through the working of the adjusting unit;
s5, repeating the operations S3-S4 until all the chip resistors with various specifications in the material receiving box are sorted in sequence;
in the chip resistor sorting process in the steps of the sorting method S1-S5, the chip resistors need to be sorted by matching the collecting box, the vibrating module, the sorting module and the collecting basket, wherein:
the front and back of the upper end of the material receiving box are symmetrically provided with vibration modules, the vibration modules are connected with sorting modules, and the sorting modules are provided with material collecting baskets;
the vibration module comprises a connecting frame, a vibration motor, a cam disc and a vibration spring, the connecting frame is symmetrically arranged on the outer wall of the material receiving box in the front-back direction, the vibration motor is arranged on the connecting frame through a motor base, and an output shaft of the vibration motor is connected with the cam disc through a flange; the vibrating springs are uniformly arranged on the outer wall of the upper end of the material receiving box;
the sorting module comprises a bottom plate, a screening unit and an adjusting unit; rectangular cutting holes are uniformly formed in the bottom plate, rectangular cutting grooves are uniformly formed in the lower end of the bottom plate, and a screening unit is arranged on the bottom plate; the screening unit pass through the sliding fit mode around the symmetry set up the lower extreme at the bottom plate, just the regulating unit mutually support with the screening unit.
The screening unit comprises a sorting block, a fixed spring, an adjusting screw rod, a belt reel, a transmission belt, an adjusting motor and an expansion strip; the sorting blocks are uniformly arranged in the rectangular cut holes of the bottom plate through pin shafts; and an inverted trapezoid structure is formed between two adjacent sorting blocks; adjusting screw rods are symmetrically arranged at the lower end of the bottom plate, a plurality of expansion strips are arranged on the adjusting screw rods in a threaded connection mode, and the expansion strips are abutted against the inner wall of the sorting block; two sorting blocks in the same rectangular cut hole are connected through a fixed spring; the two end shaft heads of the adjusting screw rod are respectively installed on the inner wall of the rectangular cut hole of the bottom plate through bearings; a belt reel is arranged at the right end shaft head of the adjusting screw rod, and the two belt reels are connected through a transmission belt; the adjusting motor is arranged on the outer wall of the lower end of the right side of the bottom plate through a motor base; an output shaft of the adjusting motor is connected with one of the belt reels through a flange; the inner wall of the sorting block is uniformly provided with rollers through bearings; and a plurality of groups of threads with opposite rotation directions are uniformly arranged on the adjusting screw rod. The adjusting motor drives the adjusting screw rod to rotate, so that the expansion strips are controlled to move, the opening angle between adjacent sorting blocks is further controlled, and the size of a sieve pore is controlled through different opening angles; the sorting of the chip resistors with different specifications is convenient to complete.
The adjusting unit comprises an electric sliding block, a pressing block, a rubber clamping strip, a clamping spring, a pressing strip, a return spring, an execution pressing column, an auxiliary block and a rolling block; the electric sliding blocks are symmetrically arranged at the lower end of the bottom plate in a sliding fit mode, pressing blocks are arranged on the outer wall of the electric sliding blocks, the pressing blocks are connected in sliding grooves of the rubber clamping strips in a sliding fit mode, and the rubber clamping strips are connected to the outer wall of the bottom plate through clamping springs which are uniformly arranged; the rubber clamping strip is of a U-shaped structure, pressing strip strips are uniformly arranged in a clamping groove at the upper end of the rubber clamping strip and are matched with the execution pressing columns, the execution pressing columns are uniformly arranged on the sorting block in a sliding fit mode, and the outer wall of the upper end of each execution pressing column is sleeved with a return spring; the lower end of the execution compression column is connected with an auxiliary block; two ends of the auxiliary block are propped against the sorting block; the lower ends of the two electric sliding blocks are connected with rolling blocks.
The auxiliary block comprises an auxiliary sleeve, an execution head and an execution spring; the auxiliary sleeve is internally and symmetrically provided with execution heads in a sliding fit mode, and the two execution heads are connected through an execution spring; the execution head is provided with a roller through a pin shaft; pressing the execution pressing column through the pressing block; the auxiliary block is descended, and the sorting block is ejected upwards under the action of the execution spring; rotating along the pin shaft for a certain angle; thereby controlling the chip resistors blocked in the sieve pores to return to the interior of the collecting basket for re-screening.
The rolling blocks comprise mounting blocks and executing rollers, the mounting blocks are arranged at the lower ends of the electric sliding blocks, and the executing rollers are arranged between the two mounting blocks through bearings; drive the execution roller through electronic slider and carry out horizontal migration, and then inside the execution roller will block the paster resistance top of sieve mesh inside and return the collecting basket, prevent that the sieve mesh from blockking up the screening that influences paster resistance.
Preferably; the inner wall of the lower end of the material receiving box is of an inclined structure; the inner wall of the lower end of the material receiving box is set to be of an inclined structure, so that the sorted chip resistors can be collected conveniently.
Preferably; the outer wall of the execution roller is sleeved with a rubber sleeve; the rubber sleeve is arranged, so that the chip resistor can be well jacked back to the interior of the collecting basket when the execution roller is in contact with the chip resistor clamped in the sieve pore; the chip resistor clamped inside the sieve mesh cannot be broken, and screening of the chip resistor is affected.
The invention has the beneficial effects that:
firstly, the chip resistors which do not meet the quality requirement and are mixed in various specifications are sorted and recovered again, so that the recovery and utilization efficiency of the chip resistors is greatly improved, and resources are saved;
secondly, the size of the sieve pores is gradually adjusted through the screening unit, the chip resistors with various specifications in the aggregate basket are sorted one by one, and the chip resistors are prevented from blocking the sieve pores in the sorting process; the chip resistor blocking the sieve mesh is dredged under the action of the adjusting unit, and the sorting efficiency of the chip resistor is improved.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a left hand position cross-sectional view of the present invention;
FIG. 3 is a front view position cross-sectional view of the present invention;
FIG. 4 is a schematic illustration of the configuration of the sorting module and the collecting basket of the present invention;
fig. 5 is a partial enlarged view of the invention at a in fig. 2.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further explained below by combining the specific drawings. It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict.
As shown in fig. 1 to 5, a sorting method of chip resistors specifically includes the following steps:
s1, equipment checking: before the sorting chip resistor is started, the operation of the equipment is checked;
s2, feeding: manually pouring the chip resistors to be sorted into the collecting basket 4;
s3, size adjustment of the sieve pores: according to the specification of the chip resistor, the expansion strip 327 is driven to move by the adjusting motor 326 so as to control the size of the sieve pores between the adjacent sorting blocks 321; the sieve pores are adjusted to be consistent with the minimum patch resistance inside the material receiving box 1;
s4, vibration sorting: the vibration motor 22 works to drive the chip resistors inside the collecting basket 4 to shake, the chip resistors with corresponding specifications are screened out, and the adjusting unit 33 works to push the chip resistors clamped inside the sieve pores back to the inside of the collecting basket 4;
s5, repeating operations S3-S4; sorting the chip resistors of various specifications in the material receiving box 1 in sequence;
in the chip resistor sorting process in the steps of the sorting method S1-S5, the chip resistors need to be sorted by matching the material receiving box 1, the vibration module 2, the sorting module 3 and the material collecting basket 4, wherein:
the front and back of the upper end of the material receiving box 1 are symmetrically provided with vibrating modules 2, a sorting module 3 is connected to the vibrating modules 2, and a material collecting basket 4 is arranged on the sorting module 3; the inner wall of the lower end of the material receiving box 1 is of an inclined structure; the inner wall of the lower end of the material receiving box 1 is arranged to be of an inclined structure, so that the sorted chip resistors can be conveniently collected.
The vibration module 2 comprises a connecting frame 21, a vibration motor 22, a cam disc 23 and a vibration spring 24, the connecting frame 21 is symmetrically arranged on the outer wall of the material receiving box 1 in front and back, the vibration motor 22 is arranged on the connecting frame 21 through a motor base, and an output shaft of the vibration motor 22 is connected with the cam disc 23 through a flange; and the oscillating springs 24 are uniformly arranged on the outer wall of the upper end of the material receiving box 1.
The sorting module 3 comprises a bottom plate 31, a screening unit 32 and a regulating unit 33; rectangular cutting holes are uniformly formed in the bottom plate 31, rectangular cutting grooves are uniformly formed in the lower end of the bottom plate 31, and a screening unit 32 is arranged on the bottom plate 31; the screening unit 32 is symmetrically arranged at the lower end of the bottom plate 31 in a front-back manner in a sliding fit manner, and the adjusting unit 33 is matched with the screening unit 32.
The screening unit 32 comprises a sorting block 321, a fixed spring 322, an adjusting screw 323, a belt reel 324, a transmission belt 325, an adjusting motor 326 and an expansion strip 327; the sorting blocks 321 are uniformly arranged in the rectangular cut holes of the bottom plate 31 through pin shafts; and an inverted trapezoid structure is formed between two adjacent sorting blocks 321; the lower end of the bottom plate 31 is symmetrically provided with an adjusting screw 323, the adjusting screw 323 is provided with a plurality of expansion strips 327 in a threaded connection mode, and the expansion strips 327 are abutted against the inner wall of the sorting block 321; two sorting blocks 321 in the same rectangular cut hole are connected through a fixed spring 322; the shaft heads at two ends of the adjusting screw 323 are respectively installed on the inner wall of the rectangular cut hole of the bottom plate 31 through bearings; a reel 324 is arranged at the right end of the adjusting screw 323, and the two reels 324 are connected through a transmission belt 325; the adjusting motor 326 is arranged on the outer wall of the lower end of the right side of the bottom plate 31 through a motor base; the output shaft of the adjustment motor 326 is connected to one of the reels 324 via a flange; the inner wall of the sorting block 321 is uniformly provided with rollers through bearings; a plurality of groups of threads with opposite rotation directions are uniformly arranged on the adjusting screw 323. The adjusting motor 326 drives the adjusting screw 323 to rotate, so that the expansion strips 327 are controlled to move, the opening angle between the adjacent sorting blocks 321 is further controlled, and the sizes of the sieve holes are controlled through different opening angles; the sorting of the chip resistors with different specifications is convenient to complete.
The adjusting unit 33 comprises an electric slide block 331, a press block 332, a rubber clamping strip 333, a clamping spring 334, a press strip 335, a return spring 336, an execution press column 337, an auxiliary block a and a rolling block b; the electric sliding block 331 is symmetrically arranged at the lower end of the bottom plate 31 in a sliding fit manner, a pressing block 332 is arranged on the outer wall of the electric sliding block 331, the pressing block 332 is connected in a sliding groove of the rubber clamping strip 333 in a sliding fit manner, and the rubber clamping strip 333 is connected on the outer wall of the bottom plate 31 through uniformly arranged clamping springs 334; the rubber clamping strip 333 is of a U-shaped structure, the pressing strip 335 is uniformly arranged in a clamping groove at the upper end of the rubber clamping strip 333, the pressing strip 335 is matched with the execution pressing column 337, the execution pressing column 337 is uniformly arranged on the sorting block 321 in a sliding fit mode, and the outer wall of the upper end of the execution pressing column 337 is sleeved with a return spring 336; the lower end of the execution pressing column 337 is connected with an auxiliary block a; the two ends of the auxiliary block a are pressed against the sorting block 321; a rolling block b is connected to the lower ends of the two electric sliders 331.
The auxiliary block a comprises an auxiliary sleeve a1, an actuating head a2 and an actuating spring a 3; the inside of the auxiliary sleeve a1 is symmetrically provided with an actuating head a2 in a sliding fit manner, and the two actuating heads a2 are connected through an actuating spring a 3; the execution head a2 is provided with a roller through a pin shaft; pressing the actuating plunger 337 by the press block 332; the auxiliary block a is lowered, and the sorting block 321 is ejected upward by the action of the actuating spring a 3; rotating along the pin shaft for a certain angle; thereby controlling the chip resistors blocked in the sieve pores to return to the interior of the collecting basket 4 for re-screening; the rolling block b comprises a mounting block b1 and an execution roller b2, the mounting block b1 is arranged at the lower end of the electric slider 331, and the execution roller b2 is arranged between the two mounting blocks b1 through a bearing; the outer wall of the execution roller b2 is sleeved with a rubber sleeve; the rubber sleeve is arranged, so that when the execution roller b2 is in contact with the chip resistor clamped in the sieve hole, the chip resistor can be well jacked back to the interior of the collecting basket 4; the chip resistor clamped in the sieve pore can not be broken, and the screening of the chip resistor is not influenced; carry out roller b2 through the drive of electronic slider 331 and carry out horizontal migration, and then inside execution roller b2 will block the paster resistance top of the inside sieve mesh and return collecting basket 4, prevent that the sieve mesh from blockking up the screening that influences paster resistance.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention as defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. A chip resistor sorting method is characterized by comprising the following steps: the sorting operation steps of the specific chip resistor are as follows:
s1, equipment checking: before the chip resistors are sorted, the operation of the equipment is checked;
s2, feeding: manually pouring the chip resistors to be sorted into the collecting basket (4);
s3, size adjustment of the sieve pores: according to the specification of the chip resistor, the expansion strip (327) is driven to move by the adjusting motor (326) so as to control the size of the sieve pores between the adjacent sorting blocks (321); the sieve pores are adjusted to be consistent with the minimum patch resistance inside the material receiving box (1);
s4, vibration sorting: the vibration motor (22) works to drive the chip resistors inside the collecting basket (4) to shake, the chip resistors with corresponding specifications are screened out, and the adjusting unit (33) works to push the chip resistors clamped inside the sieve pores back to the inside of the collecting basket (4);
s5, repeating operations S3-S4; the chip resistors with various specifications in the material receiving box (1) are sorted in sequence;
in the chip resistor sorting process in the steps of the sorting method S1-S5, the chip resistors need to be sorted by matching the material receiving box (1), the vibration module (2), the sorting module (3) and the material collecting basket (4), wherein:
the front and the back of the upper end of the material receiving box (1) are symmetrically provided with vibrating modules (2), the vibrating modules (2) are connected with sorting modules (3), and the sorting modules (3) are provided with material collecting baskets (4);
the vibration module (2) comprises a connecting frame (21), a vibration motor (22), a cam disc (23) and a vibration spring (24), the connecting frame (21) is symmetrically arranged on the outer wall of the material receiving box (1) in the front-back direction, the vibration motor (22) is arranged on the connecting frame (21) through a motor base, and an output shaft of the vibration motor (22) is connected with the cam disc (23) through a flange; the oscillating springs (24) are uniformly arranged on the outer wall of the upper end of the material receiving box (1);
the sorting module (3) comprises a bottom plate (31), a screening unit (32) and a regulating unit (33); rectangular cutting holes are uniformly formed in the bottom plate (31), rectangular cutting grooves are uniformly formed in the lower end of the bottom plate (31), and a screening unit (32) is arranged on the bottom plate (31); the screening units (32) are symmetrically arranged at the lower end of the bottom plate (31) in a front-back manner in a sliding fit manner, and the adjusting units (33) are matched with the screening units (32);
the screening unit (32) comprises a sorting block (321), a fixed spring (322), an adjusting screw rod (323), a belt reel (324), a transmission belt (325), an adjusting motor (326) and an expansion strip (327); the sorting blocks (321) are uniformly arranged in the rectangular cut holes of the bottom plate (31) through pin shafts; and an inverted trapezoid structure is formed between two adjacent sorting blocks (321); adjusting screw rods (323) are symmetrically arranged at the lower end of the bottom plate (31), a plurality of expansion strips (327) are arranged on the adjusting screw rods (323) in a threaded connection mode, and the expansion strips (327) are abutted against the inner wall of the sorting block (321); two sorting blocks (321) in the same rectangular cut hole are connected through a fixed spring (322); the shaft heads at two ends of the adjusting screw rod (323) are respectively installed on the inner wall of the rectangular cut hole of the bottom plate (31) through bearings; a shaft head at the right end of the adjusting screw rod (323) is provided with a belt disc (324), and the two belt discs (324) are connected through a transmission belt (325); the adjusting motor (326) is arranged on the outer wall of the lower end of the right side of the bottom plate (31) through a motor base; the output shaft of the adjusting motor (326) is connected with one of the reels (324) through a flange; the inner wall of the sorting block (321) is uniformly provided with rollers through bearings; a plurality of groups of threads with opposite rotation directions are uniformly arranged on the adjusting screw rod (323).
2. The chip resistor sorting method according to claim 1, wherein: the adjusting unit (33) comprises an electric sliding block (331), a pressing block (332), a rubber clamping strip (333), a clamping spring (334), a pressing strip (335), a return spring (336), an execution pressing column (337), an auxiliary block (a) and a rolling block (b); the electric sliding block (331) is symmetrically arranged at the lower end of the bottom plate (31) in a sliding fit mode, a pressing block (332) is arranged on the outer wall of the electric sliding block (331), the pressing block (332) is connected in a sliding groove of the rubber clamping strip (333) in a sliding fit mode, and the rubber clamping strip (333) is connected on the outer wall of the bottom plate (31) through uniformly arranged clamping springs (334); the rubber clamping strip (333) is of a U-shaped structure, a pressing strip (335) is uniformly arranged in a clamping groove at the upper end of the rubber clamping strip (333), the pressing strip (335) is matched with an execution pressing column (337), the execution pressing column (337) is uniformly arranged on the sorting block (321) in a sliding fit mode, and a reset spring (336) is sleeved on the outer wall of the upper end of the execution pressing column (337); the lower end of the execution compression column (337) is connected with an auxiliary block (a); the two ends of the auxiliary block (a) are supported on the sorting block (321); the lower ends of the two electric sliding blocks (331) are connected with rolling blocks (b).
3. The chip resistor sorting method according to claim 2, wherein: the auxiliary block (a) comprises an auxiliary sleeve (a1), an actuating head (a2) and an actuating spring (a 3); the auxiliary sleeve (a1) is internally and symmetrically provided with actuating heads (a2) in a sliding fit manner, and the two actuating heads (a2) are connected through an actuating spring (a 3); the execution head (a2) is provided with a roller through a pin shaft.
4. The chip resistor sorting method according to claim 2, wherein: the rolling block (b) comprises a mounting block (b1) and an execution roller (b2), the mounting block (b1) is arranged at the lower end of the electric slider (331), and the execution roller (b2) is arranged between the two mounting blocks (b1) through a bearing.
5. The chip resistor sorting method according to claim 1, wherein: the inner wall of the lower end of the material receiving box (1) is of an inclined structure.
6. The chip resistor sorting method according to claim 4, wherein: the outer wall of the execution roller (b2) is sleeved with a rubber sleeve.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910729453.0A CN110428946B (en) | 2019-08-08 | 2019-08-08 | Chip resistor sorting method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910729453.0A CN110428946B (en) | 2019-08-08 | 2019-08-08 | Chip resistor sorting method |
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| CN110428946A CN110428946A (en) | 2019-11-08 |
| CN110428946B true CN110428946B (en) | 2021-07-30 |
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| CN113651079A (en) * | 2021-10-20 | 2021-11-16 | 邳州利康沃智能康复设备有限公司 | Clamping and fixing device for electronic component production |
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| CN102039272B (en) * | 2009-10-23 | 2013-03-06 | 庞红顺 | Grouping type mesh screen with continuously adjustable mesh size |
| CN201540791U (en) * | 2009-10-30 | 2010-08-04 | 三星高新电机（天津）有限公司 | SMD resistor screening device |
| CN204817143U (en) * | 2015-06-09 | 2015-12-02 | 安徽广印堂中药股份有限公司 | Adjustable shale shaker of chinese -medicinal material |
| CN205463156U (en) * | 2016-03-23 | 2016-08-17 | 江苏建筑职业技术学院 | Coal dressing of adjustable reciprocating sieve is combed |
| CN207668018U (en) * | 2017-12-12 | 2018-07-31 | 鄂尔多斯市昊华精煤有限责任公司 | A kind of adjustable sieve plate of coal picker |
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Effective date of registration: 20210706 Address after: 419600 No. 8, Sha Zi Ao village, Liang Shui well town, Yuanling County, Huaihua, Hunan. Applicant after: HUNAN CHILISIN ELECTRONIC TECHNOLOGY Co.,Ltd. Address before: Room 251, building 18, Lane 1, Jiangnan Road, Nanming street, Xinchang County, Shaoxing City, Zhejiang Province Applicant before: Yu Feng |
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