CN110252467B - Screening machine after rough processing of flour - Google Patents

Screening machine after rough processing of flour Download PDF

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Publication number
CN110252467B
CN110252467B CN201910553738.3A CN201910553738A CN110252467B CN 110252467 B CN110252467 B CN 110252467B CN 201910553738 A CN201910553738 A CN 201910553738A CN 110252467 B CN110252467 B CN 110252467B
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Prior art keywords
sliding
rod
flour
discharging
spring
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CN110252467A (en
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李晓龙
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Shandong Tiancheng Agricultural Technology Co.,Ltd.
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Shandong Tiancheng Agricultural Technology Co ltd
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B02CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02CCRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C11/00Other auxiliary devices or accessories specially adapted for grain mills
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B07SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07BSEPARATING 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
    • B07B1/00Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
    • B07B1/18Drum screens
    • B07B1/22Revolving drums
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B07SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07BSEPARATING 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
    • B07B1/00Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
    • B07B1/42Drive mechanisms, regulating or controlling devices, or balancing devices, specially adapted for screens
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B07SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07BSEPARATING 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
    • B07B1/00Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
    • B07B1/46Constructional details of screens in general; Cleaning or heating of screens

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  • Engineering & Computer Science (AREA)
  • Food Science & Technology (AREA)
  • Combined Means For Separation Of Solids (AREA)

Abstract

The invention relates to a screening machine, in particular to a screening machine for rough processing of flour. The technical problem to be solved is as follows: the utility model provides a can replace the manual work to screen flour, avoid flour to drop and lead to extravagant to sieve separator behind the flour rough machining of convenient flour collection. The technical scheme is as follows: a screening machine after rough processing of flour comprises a base, a support plate, a loading frame, a discharging pipe, a mounting rod, a discharging hopper, a driving motor, a rotating shaft, a gear, a first sliding block, an annular sliding rail and the like; a supporting plate is fixedly connected to the left side of the top of the base, a charging frame capable of enabling flour to be placed is fixedly connected to the top of the supporting plate, and a discharging pipe capable of discharging the flour is connected to the right side of the bottom of the charging frame. According to the flour screening machine, flour is poured into the material loading frame, the flour falls into the net frame through the material discharging pipe, the driving motor is started, the net frame can rotate to screen the flour, a person does not need to screen the flour through a sieve, labor is saved, and waste caused by the fact that the flour falls is avoided.

Description

Screening machine after rough processing of flour
Technical Field
The invention relates to a screening machine, in particular to a screening machine for rough processing of flour.
Background
After the flour processing came out, need deposit, but the flour can have partial coarse flour, then need filter coarse flour, avoid coarse flour to influence the use of fine flour, people all filter flour with the sieve usually, because the flange of sieve is than lower, in the screening process, the flour easily drops and leads to the waste, and need remove the sieve after coarse flour sifts out and pour it, it is more troublesome, so people can directly increase the flange of sieve with the board, so the operation is more loaded down with trivial details.
Disclosure of Invention
In order to overcome because the flange of sieve is than lower, the screening process, flour easily drops and leads to the waste to need to remove the sieve after coarse flour sifts out and pour it, more troublesome shortcoming, the technical problem that solves: the utility model provides a can replace the manual work to screen flour, avoid flour to drop and lead to extravagant to sieve separator behind the flour rough machining of convenient flour collection.
The technical scheme is as follows: a screening machine for rough processing of flour comprises a base, a support plate, a loading frame, a discharging pipe, an installation rod, a discharging hopper, a driving motor, a rotating shaft, a gear, first sliding blocks, an annular sliding rail, a net frame, an outer gear ring and a discharging device, wherein the support plate is fixedly connected to the left side of the top of the base, the loading frame capable of containing flour is fixedly connected to the top of the support plate, the discharging pipe capable of discharging flour is connected to the right side of the bottom of the loading frame and communicated with the inside of the loading frame, the installation rod with a supporting function is installed on the upper portion of the right side face of the support plate, the discharging hopper capable of discharging flour is fixedly connected to the right end of the installation rod, a first opening with a guiding function is formed in the upper portion of the left side of the discharging hopper, the net frame capable of screening flour is arranged in the discharging hopper, the annular sliding rail is fixedly connected to the upper portion of the outer side face of the net frame, two first sliding blocks are arranged on the annular sliding rail in a sliding mode, the left side face of the first sliding block on the left side is fixedly connected to the upper portion of the lower hopper, the first slider right flank in right side and the lower hopper right flank upper portion fixed connection, outer ring gear is installed on net frame lateral surface upper portion, outer ring gear is located annular slide rail below, driving motor installs in the outer bottom right side of material loading frame, driving motor is located the discharging pipe left side, driving motor's output shaft has the pivot through the coupling joint, pivot bottom rigid coupling has the gear, the gear passes first opening and outer ring gear meshing, be equipped with between discharging pipe and the net frame and can be with coarse flour exhaust discharge device.
Further, the discharging device comprises a connecting rod, a first sliding sleeve, a first sliding rod, a reticular block, a first spring, a movable rod, a second spring, a wedge block, a striker plate, a contact wheel and a third spring, the upper part of the right side surface in the discharging hopper is fixedly connected with the connecting rod, the tail end of the connecting rod is fixedly connected with the first sliding sleeve which plays a role in guiding, the first sliding sleeve is positioned in the net frame, the first sliding sleeve is internally provided with the first sliding rod, the middle of the bottom of the net frame is provided with a discharging port which can enable coarse flour to fall off, the bottom end of the first sliding rod passes through the discharging port and is fixedly connected with the reticular block, the reticular block is positioned in the discharging port, the middle of the top of the reticular block and the bottom of the first sliding sleeve are connected with the first spring, the first spring is sleeved on the first sliding rod, the right side of the charging frame is provided with the movable rod, the middle of the bottom of the movable rod is provided with a first sliding hole which plays a role in guiding, the upper part of the first sliding rod is positioned in the first sliding hole, the top of the first sliding rod is connected with the second spring, the wedge is installed in movable rod left surface lower part, and discharging pipe right side lower part is opened has the second opening that plays the guide effect, is equipped with the striker plate that can block flour in the second opening, and the striker plate right-hand member rotary type is connected with the contact wheel, and the contact wheel contacts with the wedge, all is connected with the third spring between both sides and the discharging pipe outside right flank about the right flank in the striker plate.
Further, the discharging device comprises a second sliding rod, a fourth spring, a push plate, a second sliding sleeve, a guide rod, a fifth spring, a movable plate and a second sliding block, a third opening with a guiding function is formed in the lower portion of the right side of the discharging hopper, the movable plate is hinged to the lower portion of the third opening, a sliding groove with a guiding function is formed in the upper portion of the right side face of the movable plate, the second sliding block is arranged in the sliding groove in a sliding mode and is in sliding fit with the sliding groove, the second sliding sleeve with a guiding function is installed on the upper portion of the outer right side face of the discharging hopper, the guide rod is arranged in the second sliding sleeve, the bottom end of the guide rod is hinged to the left side face of the second sliding block, the fifth spring is wound between the lower portion of the guide rod and the top of the second sliding sleeve, a second sliding hole with a guiding function is formed in the middle of the top of the movable rod, a second sliding rod is arranged in the second sliding hole, and the fourth spring is connected between the bottom end of the second sliding hole, the push plate is arranged between the top end of the second sliding rod and the top end of the guide rod.
The device comprises a hopper, a discharging hopper, a beating ball and a sixth spring, wherein the lower portion of the outer left side face of the discharging hopper is fixedly connected with the mounting plate, the left end of the mounting plate is hinged with the connecting rod, the top end of the connecting rod is fixedly connected with the beating ball capable of beating and vibrating the discharging hopper, the beating ball is in contact with the discharging hopper, and the sixth spring is connected between the upper portion of the right side face of the connecting rod and the right side of the top of the mounting plate.
Further, the feeding hopper comprises a third sliding sleeve, a clamping rod, a pull ring and a seventh spring, the third sliding sleeve is fixedly connected to the upper portion of the right side face of the feeding hopper, the guide rod is located in the third sliding sleeve, clamping grooves are formed in the upper side and the lower side of the right side face of the guide rod, a guide hole is formed in the middle of the right side of the third sliding sleeve, the clamping rod capable of fixing the guide rod is arranged in the guide hole, the left end of the clamping rod is located in the clamping groove, the pull ring is installed at the right end of the clamping rod, the seventh spring is connected between the left side of the pull ring and the right side face of the third sliding sleeve, and the seventh spring is sleeved on the clamping rod.
The invention has the following advantages: according to the flour screening machine, flour is poured into the charging frame, the flour falls into the net frame through the discharging pipe, the driving motor is started, the net frame can rotate to screen the flour, people do not need to screen the flour through a sieve, labor is saved, waste caused by the falling of the flour is avoided, the flour is conveniently collected through the effect of the discharging hopper, the discharging hopper can be beaten and vibrated through the beating ball, and the flour can fall more quickly.
Drawings
Fig. 1 is a schematic front view of the present invention.
Fig. 2 is an enlarged schematic view of part a of the present invention.
Fig. 3 is an enlarged view of part B of the present invention.
Wherein: 1. the device comprises a base, a support plate, a loading frame, a discharge pipe, a mounting rod, a mounting hopper, a discharge hopper, a driving motor, a rotating shaft, a gear, a first opening, a first sliding block, a ring-shaped sliding rail, a screen frame, a first gear ring, a discharging device, a connecting rod, a first sliding sleeve, a first sliding rod, a second sliding rod, a discharging device, a connecting rod, 152, a first sliding sleeve, 153, a first sliding rod, 154, a discharging opening, 155, a net-shaped block, 156, a first spring, 157, a movable rod, 158, a first sliding hole, 159, a second spring, a wedge-shaped block, 1511, a second opening, 1512, a material baffle, 1513, a contact wheel, a third spring, 16, a discharging device, 161, a second sliding hole, 162, a second sliding rod, a push plate, a fourth spring, a 164, 165, a second sliding sleeve, 166, a guide rod, a 167, a fifth spring, a third opening, 169, a movable plate, 1610, a sliding chute, 1611, a second sliding block, 17. the mounting plate, 18, the connecting rod, 19, the knocking ball, 20, the sixth spring, 21, the third sliding sleeve, 22, the guide hole, 23, the clamping rod, 24, the clamping groove, 25, the pull ring and 26, and the seventh spring.
Detailed Description
The invention is described in detail below with reference to the drawings and specific examples, but the invention is not limited thereto.
Example 1
A screening machine for flour rough machining comprises a base 1, a support plate 2, a loading frame 3, a discharging pipe 4, a mounting rod 5, a discharging hopper 6, a driving motor 7, a rotating shaft 8, a gear 9, a first sliding block 11, an annular sliding rail 12, a net frame 13, an outer gear ring 14 and a discharging device 15, wherein the support plate 2 is fixedly connected to the left side of the top of the base 1, the base 1 is connected with the support plate 2 in a welding connection mode, the loading frame 3 capable of containing flour is fixedly connected to the top of the support plate 2, the discharging pipe 4 capable of discharging flour is connected to the right side of the bottom of the loading frame 3, the discharging pipe 4 is communicated with the inside of the loading frame 3, the mounting rod 5 for supporting is mounted on the upper portion of the right side face of the support plate 2, the mounting rod 5 is connected with the support plate 2 in a welding connection mode, the right end of the mounting rod 5 is fixedly connected with the discharging hopper 6 capable of discharging flour, a first opening 10 for guiding is formed in the upper portion of the left side of the discharging hopper 6, a mesh frame 13 capable of screening flour is arranged in the lower hopper 6, an annular slide rail 12 is fixedly connected to the upper part of the outer side surface of the mesh frame 13, two first slide blocks 11 are arranged on the annular slide rail 12 in a sliding mode, the first slide blocks 11 are in sliding fit with the annular slide rail 12, the left side surface of the left first slide block 11 is fixedly connected with the upper part of the inner left side surface of the lower hopper 6, the right side surface of the right first slide block 11 is fixedly connected with the upper part of the inner right side surface of the lower hopper 6, an outer gear ring 14 is arranged on the upper part of the outer side surface of the mesh frame 13, the outer gear ring 14 is arranged below the annular slide rail 12, a driving motor 7 is arranged on the right side of the outer bottom of the charging frame 3, the driving motor 7 is connected with the charging frame 3 in a bolt connection mode, the driving motor 7 is arranged on the left side of the discharging pipe 4, an output shaft of the driving motor 7 is connected with a rotating shaft 8 through a coupler, a gear 9 is fixedly connected to the bottom end of the rotating shaft 8, the gear 9 passes through a first opening 10 to be meshed with the outer gear ring 14, a discharging device 15 which can discharge the coarse flour is arranged between the discharging pipe 4 and the screen frame 13.
Example 2
A screening machine for rough processing of flour comprises a base 1, a support plate 2, a loading frame 3, a discharging pipe 4, a mounting rod 5, a discharging hopper 6, a driving motor 7, a rotating shaft 8, a gear 9, a first slide block 11, an annular slide rail 12, a net frame 13, an outer gear ring 14 and a discharging device 15, wherein the support plate 2 is fixedly connected to the left side of the top of the base 1, the loading frame 3 capable of containing flour is fixedly connected to the top of the support plate 2, the discharging pipe 4 capable of discharging flour is connected to the right side of the bottom of the loading frame 3, the discharging pipe 4 is communicated with the loading frame 3, the mounting rod 5 for supporting is mounted on the upper portion of the right side face of the support plate 2, the right end of the mounting rod 5 is fixedly connected with the discharging hopper 6 capable of discharging flour, a first opening 10 for guiding is formed in the upper portion of the left side of the discharging hopper 6, a net frame 13 capable of screening flour is arranged in the discharging hopper 6, the annular slide rail 12 is fixedly connected to the outer side face of the upper portion of the net frame 13, the sliding type is equipped with two first sliders 11 on annular slide rail 12, first slider 11 and annular slide rail 12 sliding fit, 11 left surfaces of the first slider in left side and left surface upper portion fixed connection in hopper 6 down, 11 right surfaces of the first slider in right side and right surface upper portion fixed connection in hopper 6 down, outer ring gear 14 is installed in net frame 13 lateral surface upper portion, outer ring gear 14 is located annular slide rail 12 below, driving motor 7 is installed in 3 outer bottom right sides of material loading frame, driving motor 7 is located discharging pipe 4 left sides, driving motor 7's output shaft has pivot 8 through the coupling joint, 8 bottom rigid couplings of pivot have gear 9, gear 9 passes first opening 10 and outer ring gear 14 meshes, be equipped with discharge device 15 that can discharge coarse flour between discharging pipe 4 and the net frame 13.
The discharging device 15 comprises a connecting rod 151, a first sliding sleeve 152, a first sliding rod 153, a reticular block 155, a first spring 156, a movable rod 157, a second spring 159, a wedge-shaped block 1510, a striker plate 1512, a contact wheel 1513 and a third spring 1514, the upper part of the inner right side surface of the discharging hopper 6 is fixedly connected with the connecting rod 151, the discharging hopper 6 is connected with the connecting rod 151 in a welding connection mode, the tail end of the connecting rod 151 is fixedly connected with the first sliding sleeve 152 with a guiding function, the first sliding sleeve 152 is positioned in the net frame 13, the first sliding sleeve 152 is internally provided with the first sliding rod 153, the middle of the bottom of the net frame 13 is provided with a discharging port 154 capable of enabling coarse flour to fall off, the bottom end of the first sliding rod 153 passes through the discharging port 154 and is fixedly connected with the reticular block 155, the first sliding rod 153 is connected with the reticular block 155 in a welding connection mode, the reticular block 155 is positioned in the discharging port 154, the middle of the top of the reticular block 155 is connected with the first spring 156 between the bottom of the first sliding sleeve 152, the first spring 156 is sleeved on the first sliding rod 153, the movable rod 157 is arranged on the right side of the charging frame 3, a first sliding hole 158 with a guiding function is formed in the middle of the bottom of the movable rod 157, the upper portion of the first sliding rod 153 is located in the first sliding hole 158, a second spring 159 is connected between the top end of the first sliding rod 153 and the top of the first sliding hole 158, a wedge 1510 is installed on the lower portion of the left side face of the movable rod 157, the wedge 1510 is connected with the movable rod 157 in a welding connection mode, a second opening 1511 with a guiding function is formed in the lower portion of the right side of the discharging pipe 4, a material blocking plate 1512 capable of blocking flour is arranged in the second opening 1511, a contact wheel 1513 is rotatably connected to the right end of the material blocking plate 1512, the contact wheel 1513 is in contact with the wedge 1510, and third springs 1514 are connected between the upper side and the lower side of the inner right side face of the material blocking plate 1512 and the outer right side face of the discharging pipe 4.
Example 3
A screening machine for rough processing of flour comprises a base 1, a support plate 2, a loading frame 3, a discharging pipe 4, a mounting rod 5, a discharging hopper 6, a driving motor 7, a rotating shaft 8, a gear 9, a first slide block 11, an annular slide rail 12, a net frame 13, an outer gear ring 14 and a discharging device 15, wherein the support plate 2 is fixedly connected to the left side of the top of the base 1, the loading frame 3 capable of containing flour is fixedly connected to the top of the support plate 2, the discharging pipe 4 capable of discharging flour is connected to the right side of the bottom of the loading frame 3, the discharging pipe 4 is communicated with the loading frame 3, the mounting rod 5 for supporting is mounted on the upper portion of the right side face of the support plate 2, the right end of the mounting rod 5 is fixedly connected with the discharging hopper 6 capable of discharging flour, a first opening 10 for guiding is formed in the upper portion of the left side of the discharging hopper 6, a net frame 13 capable of screening flour is arranged in the discharging hopper 6, the annular slide rail 12 is fixedly connected to the outer side face of the upper portion of the net frame 13, the sliding type is equipped with two first sliders 11 on annular slide rail 12, first slider 11 and annular slide rail 12 sliding fit, 11 left surfaces of the first slider in left side and left surface upper portion fixed connection in hopper 6 down, 11 right surfaces of the first slider in right side and right surface upper portion fixed connection in hopper 6 down, outer ring gear 14 is installed in net frame 13 lateral surface upper portion, outer ring gear 14 is located annular slide rail 12 below, driving motor 7 is installed in 3 outer bottom right sides of material loading frame, driving motor 7 is located discharging pipe 4 left sides, driving motor 7's output shaft has pivot 8 through the coupling joint, 8 bottom rigid couplings of pivot have gear 9, gear 9 passes first opening 10 and outer ring gear 14 meshes, be equipped with discharge device 15 that can discharge coarse flour between discharging pipe 4 and the net frame 13.
The discharging device 15 comprises a connecting rod 151, a first sliding sleeve 152, a first sliding rod 153, a reticular block 155, a first spring 156, a movable rod 157, a second spring 159, a wedge block 1510, a striker plate 1512, a contact wheel 1513 and a third spring 1514, the upper part of the inner right side surface of the discharging hopper 6 is fixedly connected with the connecting rod 151, the tail end of the connecting rod 151 is fixedly connected with the first sliding sleeve 152 with a guiding function, the first sliding sleeve 152 is positioned in the net frame 13, the first sliding sleeve 152 is internally provided with the first sliding rod 153, the middle of the bottom of the net frame 13 is provided with a discharging port 154 capable of dropping coarse flour, the bottom end of the first sliding rod 153 passes through the discharging port 154 and is fixedly connected with the reticular block 155, the reticular block 155 is positioned in the discharging port 154, the first spring 156 is connected between the middle of the top of the reticular block 155 and the bottom of the first sliding sleeve 152, the first spring 156 is sleeved on the first sliding rod 153, the movable rod 157 is arranged at the right of the charging frame 3, the middle of the bottom of the movable rod 157 is provided with a first sliding hole 158 with a guiding function, the upper portion of the first sliding rod 153 is located in the first sliding hole 158, a second spring 159 is connected between the top end of the first sliding rod 153 and the top of the first sliding hole 158, the wedge 1510 is installed on the lower portion of the left side surface of the movable rod 157, a second opening 1511 with a guiding function is formed in the lower portion of the right side of the discharge pipe 4, a material blocking plate 1512 capable of blocking flour is arranged in the second opening 1511, a contact wheel 1513 is rotatably connected to the right end of the material blocking plate 1512, the contact wheel 1513 is in contact with the wedge 1510, and third springs 1514 are connected between the upper and lower sides of the inner right side surface of the material blocking plate 1512 and the outer right side surface of the discharge pipe 4.
The discharging device 16 further comprises a discharging device 16, the discharging device 16 comprises a second sliding rod 162, a fourth spring 163, a pushing plate 164, a second sliding sleeve 165, a guide rod 166, a fifth spring 167, a movable plate 169 and a second sliding block 1611, the lower portion of the right side of the discharging hopper 6 is provided with a third opening 168 for guiding, the lower portion of the third opening 168 is hinged with the movable plate 169, the upper portion of the right side surface of the movable plate 169 is provided with a sliding groove 1610 for guiding, the sliding groove 1610 is internally provided with the second sliding block 1611 in a sliding manner, the second sliding sleeve 1611 is in sliding fit with the sliding groove 1610, the second sliding sleeve 165 for guiding is arranged on the upper portion of the outer right side surface of the discharging hopper 6, the second sliding sleeve 165 is connected with the discharging hopper 6 in a welding manner, the guide rod 166 is arranged in the second sliding sleeve 165, the bottom end of the guide rod 166 is hinged with the left side surface of the second sliding block 1611, the fifth spring 167 is wound between the lower portion of the guide rod 166 and the top of the second sliding sleeve 165, the middle of the top of the movable rod 157 is provided with a second sliding hole 161 for guiding, a second sliding rod 162 is arranged in the second sliding hole 161, a fourth spring 163 is connected between the bottom end of the second sliding rod 162 and the bottom of the second sliding hole 161, the push plate 164 is installed between the top end of the second sliding rod 162 and the top end of the guide rod 166, and the second sliding rod 162 and the guide rod 166 are connected with the push plate 164 in a welding connection mode.
Example 4
A screening machine for rough processing of flour comprises a base 1, a support plate 2, a loading frame 3, a discharging pipe 4, a mounting rod 5, a discharging hopper 6, a driving motor 7, a rotating shaft 8, a gear 9, a first slide block 11, an annular slide rail 12, a net frame 13, an outer gear ring 14 and a discharging device 15, wherein the support plate 2 is fixedly connected to the left side of the top of the base 1, the loading frame 3 capable of containing flour is fixedly connected to the top of the support plate 2, the discharging pipe 4 capable of discharging flour is connected to the right side of the bottom of the loading frame 3, the discharging pipe 4 is communicated with the loading frame 3, the mounting rod 5 for supporting is mounted on the upper portion of the right side face of the support plate 2, the right end of the mounting rod 5 is fixedly connected with the discharging hopper 6 capable of discharging flour, a first opening 10 for guiding is formed in the upper portion of the left side of the discharging hopper 6, a net frame 13 capable of screening flour is arranged in the discharging hopper 6, the annular slide rail 12 is fixedly connected to the outer side face of the upper portion of the net frame 13, the sliding type is equipped with two first sliders 11 on annular slide rail 12, first slider 11 and annular slide rail 12 sliding fit, 11 left surfaces of the first slider in left side and left surface upper portion fixed connection in hopper 6 down, 11 right surfaces of the first slider in right side and right surface upper portion fixed connection in hopper 6 down, outer ring gear 14 is installed in net frame 13 lateral surface upper portion, outer ring gear 14 is located annular slide rail 12 below, driving motor 7 is installed in 3 outer bottom right sides of material loading frame, driving motor 7 is located discharging pipe 4 left sides, driving motor 7's output shaft has pivot 8 through the coupling joint, 8 bottom rigid couplings of pivot have gear 9, gear 9 passes first opening 10 and outer ring gear 14 meshes, be equipped with discharge device 15 that can discharge coarse flour between discharging pipe 4 and the net frame 13.
The discharging device 15 comprises a connecting rod 151, a first sliding sleeve 152, a first sliding rod 153, a reticular block 155, a first spring 156, a movable rod 157, a second spring 159, a wedge block 1510, a striker plate 1512, a contact wheel 1513 and a third spring 1514, the upper part of the inner right side surface of the discharging hopper 6 is fixedly connected with the connecting rod 151, the tail end of the connecting rod 151 is fixedly connected with the first sliding sleeve 152 with a guiding function, the first sliding sleeve 152 is positioned in the net frame 13, the first sliding sleeve 152 is internally provided with the first sliding rod 153, the middle of the bottom of the net frame 13 is provided with a discharging port 154 capable of dropping coarse flour, the bottom end of the first sliding rod 153 passes through the discharging port 154 and is fixedly connected with the reticular block 155, the reticular block 155 is positioned in the discharging port 154, the first spring 156 is connected between the middle of the top of the reticular block 155 and the bottom of the first sliding sleeve 152, the first spring 156 is sleeved on the first sliding rod 153, the movable rod 157 is arranged at the right of the charging frame 3, the middle of the bottom of the movable rod 157 is provided with a first sliding hole 158 with a guiding function, the upper portion of the first sliding rod 153 is located in the first sliding hole 158, a second spring 159 is connected between the top end of the first sliding rod 153 and the top of the first sliding hole 158, the wedge 1510 is installed on the lower portion of the left side surface of the movable rod 157, a second opening 1511 with a guiding function is formed in the lower portion of the right side of the discharge pipe 4, a material blocking plate 1512 capable of blocking flour is arranged in the second opening 1511, a contact wheel 1513 is rotatably connected to the right end of the material blocking plate 1512, the contact wheel 1513 is in contact with the wedge 1510, and third springs 1514 are connected between the upper and lower sides of the inner right side surface of the material blocking plate 1512 and the outer right side surface of the discharge pipe 4.
The discharging device 16 further comprises a discharging device 16, the discharging device 16 comprises a second sliding rod 162, a fourth spring 163, a pushing plate 164, a second sliding sleeve 165, a guide rod 166, a fifth spring 167, a movable plate 169 and a second sliding block 1611, the lower portion of the right side of the discharging hopper 6 is provided with a third opening 168 with a guiding function, the lower portion of the third opening 168 is hinged with the movable plate 169, the upper portion of the right side face of the movable plate 169 is provided with a sliding groove 1610 with a guiding function, the sliding groove 1610 is internally provided with the second sliding block 1611 in a sliding manner, the second sliding sleeve 1611 is in sliding fit with the sliding groove 1610, the second sliding sleeve 165 with a guiding function is arranged on the upper portion of the outer right side face of the discharging hopper 6, the guide rod 166 is arranged in the second sliding sleeve 165, the bottom end of the guide rod 166 is hinged with the left side face of the second sliding block 1611, the fifth spring 167 is wound between the lower portion of the guide rod 166 and the top of the second sliding sleeve 165, the middle of the top of the movable rod 157 is provided with a second sliding hole 161 with a guiding function, the second sliding rod 162 is arranged in the second sliding hole 161, a fourth spring 163 is connected between the bottom end of the second sliding bar 162 and the bottom of the second sliding hole 161, and a push plate 164 is installed between the top end of the second sliding bar 162 and the top end of the guide rod 166.
Still including mounting panel 17, the connecting rod 18, strike ball 19 and sixth spring 20, the outer left surface lower part rigid coupling of hopper 6 down has mounting panel 17, hopper 6 is connected with mounting panel 17 through welded connection's mode down, mounting panel 17 left end articulates there is connecting rod 18, connecting rod 18 top rigid coupling has can be to hopper 6 down strike the ball 19 of beating vibrations, connecting rod 18 is connected with beating ball 19 through welded connection's mode, beat ball 19 and hopper 6 contact down, be connected with sixth spring 20 between connecting rod 18 right flank upper portion and the mounting panel 17 top right side, connecting rod 18 and mounting panel 17 all are connected with sixth spring 20 through welded connection's mode.
Example 5
A screening machine for rough processing of flour comprises a base 1, a support plate 2, a loading frame 3, a discharging pipe 4, a mounting rod 5, a discharging hopper 6, a driving motor 7, a rotating shaft 8, a gear 9, a first slide block 11, an annular slide rail 12, a net frame 13, an outer gear ring 14 and a discharging device 15, wherein the support plate 2 is fixedly connected to the left side of the top of the base 1, the loading frame 3 capable of containing flour is fixedly connected to the top of the support plate 2, the discharging pipe 4 capable of discharging flour is connected to the right side of the bottom of the loading frame 3, the discharging pipe 4 is communicated with the loading frame 3, the mounting rod 5 for supporting is mounted on the upper portion of the right side face of the support plate 2, the right end of the mounting rod 5 is fixedly connected with the discharging hopper 6 capable of discharging flour, a first opening 10 for guiding is formed in the upper portion of the left side of the discharging hopper 6, a net frame 13 capable of screening flour is arranged in the discharging hopper 6, the annular slide rail 12 is fixedly connected to the outer side face of the upper portion of the net frame 13, the sliding type is equipped with two first sliders 11 on annular slide rail 12, first slider 11 and annular slide rail 12 sliding fit, 11 left surfaces of the first slider in left side and left surface upper portion fixed connection in hopper 6 down, 11 right surfaces of the first slider in right side and right surface upper portion fixed connection in hopper 6 down, outer ring gear 14 is installed in net frame 13 lateral surface upper portion, outer ring gear 14 is located annular slide rail 12 below, driving motor 7 is installed in 3 outer bottom right sides of material loading frame, driving motor 7 is located discharging pipe 4 left sides, driving motor 7's output shaft has pivot 8 through the coupling joint, 8 bottom rigid couplings of pivot have gear 9, gear 9 passes first opening 10 and outer ring gear 14 meshes, be equipped with discharge device 15 that can discharge coarse flour between discharging pipe 4 and the net frame 13.
The discharging device 15 comprises a connecting rod 151, a first sliding sleeve 152, a first sliding rod 153, a reticular block 155, a first spring 156, a movable rod 157, a second spring 159, a wedge block 1510, a striker plate 1512, a contact wheel 1513 and a third spring 1514, the upper part of the inner right side surface of the discharging hopper 6 is fixedly connected with the connecting rod 151, the tail end of the connecting rod 151 is fixedly connected with the first sliding sleeve 152 with a guiding function, the first sliding sleeve 152 is positioned in the net frame 13, the first sliding sleeve 152 is internally provided with the first sliding rod 153, the middle of the bottom of the net frame 13 is provided with a discharging port 154 capable of dropping coarse flour, the bottom end of the first sliding rod 153 passes through the discharging port 154 and is fixedly connected with the reticular block 155, the reticular block 155 is positioned in the discharging port 154, the first spring 156 is connected between the middle of the top of the reticular block 155 and the bottom of the first sliding sleeve 152, the first spring 156 is sleeved on the first sliding rod 153, the movable rod 157 is arranged at the right of the charging frame 3, the middle of the bottom of the movable rod 157 is provided with a first sliding hole 158 with a guiding function, the upper portion of the first sliding rod 153 is located in the first sliding hole 158, a second spring 159 is connected between the top end of the first sliding rod 153 and the top of the first sliding hole 158, the wedge 1510 is installed on the lower portion of the left side surface of the movable rod 157, a second opening 1511 with a guiding function is formed in the lower portion of the right side of the discharge pipe 4, a material blocking plate 1512 capable of blocking flour is arranged in the second opening 1511, a contact wheel 1513 is rotatably connected to the right end of the material blocking plate 1512, the contact wheel 1513 is in contact with the wedge 1510, and third springs 1514 are connected between the upper and lower sides of the inner right side surface of the material blocking plate 1512 and the outer right side surface of the discharge pipe 4.
The discharging device 16 further comprises a discharging device 16, the discharging device 16 comprises a second sliding rod 162, a fourth spring 163, a pushing plate 164, a second sliding sleeve 165, a guide rod 166, a fifth spring 167, a movable plate 169 and a second sliding block 1611, the lower portion of the right side of the discharging hopper 6 is provided with a third opening 168 with a guiding function, the lower portion of the third opening 168 is hinged with the movable plate 169, the upper portion of the right side face of the movable plate 169 is provided with a sliding groove 1610 with a guiding function, the sliding groove 1610 is internally provided with the second sliding block 1611 in a sliding manner, the second sliding sleeve 1611 is in sliding fit with the sliding groove 1610, the second sliding sleeve 165 with a guiding function is arranged on the upper portion of the outer right side face of the discharging hopper 6, the guide rod 166 is arranged in the second sliding sleeve 165, the bottom end of the guide rod 166 is hinged with the left side face of the second sliding block 1611, the fifth spring 167 is wound between the lower portion of the guide rod 166 and the top of the second sliding sleeve 165, the middle of the top of the movable rod 157 is provided with a second sliding hole 161 with a guiding function, the second sliding rod 162 is arranged in the second sliding hole 161, a fourth spring 163 is connected between the bottom end of the second sliding bar 162 and the bottom of the second sliding hole 161, and a push plate 164 is installed between the top end of the second sliding bar 162 and the top end of the guide rod 166.
The discharging hopper is characterized by further comprising an installation plate 17, a connecting rod 18, a beating ball 19 and a sixth spring 20, the installation plate 17 is fixedly connected to the lower portion of the outer left side face of the discharging hopper 6, the connecting rod 18 is hinged to the left end of the installation plate 17, the beating ball 19 capable of beating and vibrating the discharging hopper 6 is fixedly connected to the top end of the connecting rod 18, the beating ball 19 is in contact with the discharging hopper 6, and the sixth spring 20 is connected between the upper portion of the right side face of the connecting rod 18 and the right side of the top of the installation plate 17.
The feeding hopper is characterized by further comprising a third sliding sleeve 21, a clamping rod 23, a pull ring 25 and a seventh spring 26, the upper portion of the outer right side face of the feeding hopper 6 is fixedly connected with the third sliding sleeve 21, the feeding hopper 6 is connected with the third sliding sleeve 21 in a welding connection mode, the guide rod 166 is located in the third sliding sleeve 21, clamping grooves 24 are formed in the upper side and the lower side of the right side face of the guide rod 166, a guide hole 22 is formed in the middle of the right side of the third sliding sleeve 21, the clamping rod 23 capable of fixing the guide rod 166 is arranged in the guide hole 22, the left end of the clamping rod 23 is located in the clamping groove 24, the pull ring 25 is installed at the right end of the clamping rod 23, the pull ring 25 is connected with the clamping rod 23 in a welding connection mode, the seventh spring 26 is connected between the left side of the pull ring 25 and the right side face of the third sliding sleeve 21, and the seventh spring 26 is sleeved on the clamping rod 23.
Firstly, an operator places a container below a discharging hopper 6, then pours a proper amount of flour into a charging frame 3, the flour in the charging frame 3 falls into a net frame 13 through a discharging pipe 4, a driving motor 7 can be started, the driving motor 7 rotates to drive a rotating shaft 8 to rotate, the rotating shaft 8 rotates to drive a gear 9 to rotate, the gear 9 rotates to drive an external gear ring 14 to rotate, the external gear ring 14 rotates to drive the net frame 13 to rotate, the net frame 13 rotates to screen the flour, the screened fine flour falls into the discharging hopper 6, the fine flour in the discharging hopper 6 falls into the container, the coarse flour is left in the net frame 13, when a proper amount of coarse flour is in the net frame 13, the container filled with the fine flour can be taken up, a new container is placed below the discharging hopper 6, a discharging device 15 can be pushed, the discharging pipe 4 is blocked by the discharging device 15, and meanwhile, the coarse flour in the net frame 13 also falls into the discharging hopper 6 by the discharging device 15, and then drop to the container in, when the whole containers that drop to of coarse flour, loosen discharge device 15 and reset, take up the container that is equipped with coarse flour again, put back the container of fine flour to hopper 6 below down, and then the flour continues to drop through discharging pipe 4 and screens in the screen frame 13, after the whole screenings of flour are accomplished, can close driving motor 7, take up the container again and handle fine flour.
When a proper amount of coarse flour is in the net frame 13, an operator can push the movable rod 157 to move downwards, the second spring 159 is compressed, the movable rod 157 moves downwards to drive the wedge 1510 to move downwards, the wedge 1510 moves downwards to drive the contact wheel 1513 to move leftwards, the contact wheel 1513 moves leftwards to drive the baffle 1512 to move leftwards, the third spring 1514 is compressed, the baffle 1512 moves leftwards to block the discharging pipe 4, the flour stops dropping, the movable rod 157 continues to be pushed to move downwards, the movable rod 157 drives the first sliding rod 153 to move downwards through the second spring 159, the first sliding rod 153 moves downwards to drive the meshed block 155 to move downwards, the first spring 156 stretches, when the meshed block 155 moves downwards to be separated from the discharging port 154, the coarse flour in the net frame 13 drops into the lower hopper 6 and then drops into a container, when the coarse flour completely drops into the container, the movable rod 157 can be released, due to the action of the first spring 156, the reticular block 155 moves upwards to block the discharge port 154, meanwhile, the reticular block 155 moves upwards to drive the first sliding rod 153 to move upwards for resetting, the first sliding rod 153 moves upwards to drive the movable rod 157 to move upwards for resetting through the second spring 159, and then the wedge block 1510 is driven to move upwards for resetting, and due to the action of the third spring 1514, the baffle plate 1512 moves rightwards to prevent the discharge pipe 4 from being blocked, and flour also continuously falls.
When a proper amount of coarse flour is in the net frame 13, the pushing plate 164 can be pushed to move downwards, the pushing plate 164 moves downwards to drive the second sliding rod 162 to move downwards, the fourth spring 163 is compressed, meanwhile, the pushing plate 164 moves downwards to drive the guide rod 166 to move downwards, the fifth spring 167 is compressed, the guide rod 166 moves downwards to drive the second sliding block 1611 to move downwards, the second sliding block 1611 moves downwards to drive the upper part of the movable plate 169 to swing downwards through the sliding groove 1610, the upper part of the movable plate 169 swings downwards to enable the lower part to swing upwards, the lower part of the movable plate 169 swings upwards to be in an inclined state, further, when the mesh-shaped block 155 moves downwards to be separated from the discharge port 154, the coarse flour falls onto the movable plate through the discharge port 154, the coarse flour falls into the container through the movable plate 169, when all coarse flour falls into the container, the pushing plate 164 can be loosened, and the guide rod 166 moves upwards to drive the second sliding block 1611 to move upwards due to the action of the fifth spring 167, and further drives the upper portion of the movable plate 169 to swing upward and return, and further the lower portion swings downward and returns, and due to the action of the fourth spring 163, the second sliding rod 162 moves upward and drives the pushing plate 164 to move upward and return. So, can need not to change the container and collect coarse flour, it is more convenient.
When the fine flour falls out through the discharging hopper 6, an operator can push the lower part of the connecting rod 18 to swing rightwards, the lower part of the connecting rod 18 swings rightwards to enable the upper part to swing leftwards, the sixth spring 20 is stretched, the upper part of the connecting rod 18 swings leftwards to drive the knocking ball 19 to swing leftwards, the knocking ball 19 swings leftwards without contacting with the discharging hopper 6, then the connecting rod 18 is loosened, and due to the action of the sixth spring 20, the upper part of the connecting rod 18 swings rightwards to drive the knocking ball 19 to swing rightwards to knock the discharging hopper 6, and the operation is repeated, so that the discharging hopper 6 can be knocked and vibrated continuously. Thus, the fine flour can fall out more quickly, and residues are avoided.
When a proper amount of coarse flour is in the net frame 13, the pull ring 25 can be pulled to move rightwards, the seventh spring 26 is stretched, the pull ring 25 moves rightwards to drive the clamping rod 23 to move rightwards, the clamping rod 23 moves rightwards to be separated from the clamping groove 24 below, the push plate 164 can be pushed to move downwards, the lower portion of the movable plate 169 swings upwards to be in an inclined state, further, when the clamping groove 24 above moves to the left side of the clamping rod 23, the pull ring 25 can be loosened, the pull ring 25 moves leftwards to drive the clamping rod 23 to move leftwards due to the effect of the seventh spring 26, and the clamping rod 23 moves leftwards to be clamped into the clamping groove 24 above to fix the guide rod 166. When the coarse flour completely falls into the container, the operation can be carried out according to the above, the pull ring 25 is pulled to move rightwards again, so that the clamping rod 23 is separated from the upper clamping groove 24, and then when the lower clamping groove 24 moves to the left side of the clamping rod 23, the pull ring 25 can be loosened, so that the clamping rod 23 is clamped into the lower clamping groove 24 again to fix the guide rod 166. Therefore, the operator is not required to push the push plate 164 all the time, and time and labor are saved.
It should be understood that this example is only for illustrating the present invention and is not intended to limit the scope of the present invention. Further, it should be understood that various changes or modifications of the present invention may be made by those skilled in the art after reading the teaching of the present invention, and such equivalents may fall within the scope of the present invention as defined in the appended claims.

Claims (4)

1. A screening machine for roughly processed flour comprises a base, a support plate, a charging frame, a discharging pipe, a mounting rod and a discharging hopper, wherein the support plate is fixedly connected to the left side of the top of the base, the charging frame capable of containing flour is fixedly connected to the top of the support plate, the discharging pipe capable of discharging flour is connected to the right side of the bottom of the charging frame, the discharging pipe is communicated with the inside of the charging frame, the mounting rod with a supporting function is mounted on the upper portion of the right side face of the support plate, the discharging hopper capable of discharging flour is fixedly connected to the right end of the mounting rod, the screening machine is characterized by further comprising a driving motor, a rotating shaft, a gear, a first sliding rail, a net frame, an outer gear ring and a discharging device, a first opening with a guiding function is formed in the upper portion of the left side of the discharging hopper, the net frame capable of screening flour is arranged in the discharging hopper, an annular sliding rail is fixedly connected to the upper portion of the outer side face of the net frame, two first sliding blocks are arranged on the annular sliding rail, and are in sliding fit with the annular rail, the left side surface of a first left slider is fixedly connected with the upper part of the left side surface in a blanking hopper, the right side surface of the first right slider is fixedly connected with the upper part of the right side surface in the blanking hopper, an outer gear ring is arranged on the upper part of the outer side surface of a net frame, the outer gear ring is positioned below an annular sliding rail, a driving motor is arranged on the right side of the outer bottom of a charging frame, the driving motor is positioned on the left side of a discharging pipe, an output shaft of the driving motor is connected with a rotating shaft through a coupler, the bottom end of the rotating shaft is fixedly connected with a gear, the gear penetrates through a first opening to be meshed with the outer gear ring, and a discharging device capable of discharging coarse flour is arranged between the discharging pipe and the net frame;
the discharging device comprises a connecting rod, a first sliding sleeve, a first sliding rod, a reticular block, a first spring, a movable rod, a second spring, a wedge-shaped block, a striker plate, a contact wheel and a third spring, the connecting rod is fixedly connected with the upper part of the right side surface in the discharging hopper, the first sliding sleeve with a guiding function is fixedly connected with the tail end of the connecting rod, the first sliding sleeve is positioned in the net frame, the first sliding sleeve is internally provided with the first sliding rod, the middle of the bottom of the net frame is provided with a discharging opening through which coarse flour can fall, the bottom end of the first sliding rod passes through the discharging opening and is fixedly connected with the reticular block, the reticular block is positioned in the discharging opening, the first spring is connected between the middle of the top of the reticular block and the bottom of the first sliding sleeve, the first spring is sleeved on the first sliding rod, the right of the charging frame is provided with the movable rod, the middle of the bottom of the movable rod is provided with a first sliding hole with the guiding function, the upper part of the first sliding rod is positioned in the first sliding hole, the second spring is connected between the top of the first sliding rod and the top of the first sliding hole, the wedge is installed in movable rod left surface lower part, and discharging pipe right side lower part is opened has the second opening that plays the guide effect, is equipped with the striker plate that can block flour in the second opening, and the striker plate right-hand member rotary type is connected with the contact wheel, and the contact wheel contacts with the wedge, all is connected with the third spring between both sides and the discharging pipe outside right flank about the right flank in the striker plate.
2. The screening machine after rough processing of flour as claimed in claim 1, further comprising a discharging device, wherein the discharging device comprises a second sliding rod, a fourth spring, a push plate, a second sliding sleeve, a guide rod, a fifth spring, a movable plate and a second sliding block, the lower part of the right side of the discharging hopper is provided with a third opening for guiding, the lower part of the third opening is hinged with the movable plate, the upper part of the right side surface of the movable plate is provided with a sliding groove for guiding, the sliding groove is internally provided with the second sliding block in a sliding manner, the second sliding sleeve for guiding is arranged on the upper part of the right side surface outside the discharging hopper, the guide rod is arranged in the second sliding sleeve, the bottom end of the guide rod is hinged with the left side surface of the second sliding block, the fifth spring is wound between the lower part of the guide rod and the top of the second sliding sleeve, the middle of the top of the movable rod is provided with a second sliding hole for guiding, and the second sliding rod is arranged in the second sliding hole, and a fourth spring is connected between the bottom end of the second sliding rod and the bottom of the second sliding hole, and the push plate is arranged between the top end of the second sliding rod and the top end of the guide rod.
3. The screening machine after rough processing of flour as claimed in claim 2, further comprising a mounting plate, a connecting rod, a beating ball and a sixth spring, wherein the mounting plate is fixedly connected to the lower portion of the outer left side surface of the discharging hopper, the connecting rod is hinged to the left end of the mounting plate, the beating ball capable of beating and vibrating the discharging hopper is fixedly connected to the top end of the connecting rod, the beating ball is in contact with the discharging hopper, and the sixth spring is connected between the upper portion of the right side surface of the connecting rod and the right side of the top of the mounting plate.
4. The screening machine after rough processing of flour as claimed in claim 3, further comprising a third sliding sleeve, a clamping rod, a pull ring and a seventh spring, wherein the third sliding sleeve is fixedly connected to the upper portion of the right side surface outside the discharging hopper, the guide rod is positioned in the third sliding sleeve, the upper side and the lower side of the right side surface of the guide rod are both provided with clamping grooves, the middle portion of the right side of the third sliding sleeve is provided with a guide hole, the clamping rod capable of fixing the guide rod is arranged in the guide hole, the left end of the clamping rod is positioned in the clamping groove, the pull ring is installed at the right end of the clamping rod, the seventh spring is connected between the left side of the pull ring and the right side surface of the third sliding sleeve, and the seventh spring is sleeved on the clamping rod.
CN201910553738.3A 2019-06-25 2019-06-25 Screening machine after rough processing of flour Active CN110252467B (en)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112076826B (en) * 2020-08-13 2021-12-17 南昌农谷农业生态科技有限公司 Pellet feed rapid pulverizer

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1007119A (en) * 1911-03-21 1911-10-31 Ernest William Lee Flour-sifter.
CN204769523U (en) * 2015-07-28 2015-11-18 重庆市面面聚到面业有限公司 Thickness flour screening machine
CN105855164A (en) * 2016-06-19 2016-08-17 池肖鸿 Rotary screening machine
CN107377112A (en) * 2017-08-07 2017-11-24 桐乡市搏腾贸易有限公司 A kind of Feed Manufacturing breaker
CN107413646A (en) * 2017-09-07 2017-12-01 无锡尚智诚科技有限公司 A kind of screening machine

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1007119A (en) * 1911-03-21 1911-10-31 Ernest William Lee Flour-sifter.
CN204769523U (en) * 2015-07-28 2015-11-18 重庆市面面聚到面业有限公司 Thickness flour screening machine
CN105855164A (en) * 2016-06-19 2016-08-17 池肖鸿 Rotary screening machine
CN107377112A (en) * 2017-08-07 2017-11-24 桐乡市搏腾贸易有限公司 A kind of Feed Manufacturing breaker
CN107413646A (en) * 2017-09-07 2017-12-01 无锡尚智诚科技有限公司 A kind of screening machine

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