1108results about "Grading" patented technology

The utility model discloses a fruit picking and subpackaging device which comprises a vehicle body, a support, a guide assembly, a conveying belt, a lower fruit receiving basin, an upper fruit receiving basin and a sorting assembly, the guide assembly comprises a first telescopic cylinder and a second telescopic cylinder, and a picking mechanism and a storage mechanism are arranged at the output end of the second telescopic cylinder. A camera connected with the controller is arranged on the picking mechanism; a stirring mechanism is arranged in the upper fruit receiving basin, the sorting assembly comprises a sorting and receiving hopper assembly, the sorting and receiving hopper assembly comprises a plurality of receiving hoppers, and an electric door mechanism used for controlling fruit discharging is arranged at the discharging end of each receiving hopper; the camera, the picking mechanism and the storage mechanism which are connected with the controller are arranged, so that the picking angle of the fruit picking mechanism is convenient to observe and adjust in real time, and the falling accuracy of picked fruits is improved; a fruit receiving basin, a stirring mechanism, a sorting assembly and an electric door mechanism are arranged to assist the fruits in moving and facilitate rapid classification, packaging and placement.

The utility model discloses a material grading device which comprises a rack (100) and at least one pair of material screening roller sets (300). Wherein the material screening roller set (300) is arranged on the machine frame (100), the material screening roller set comprises a left rotating roller (310) and a right rotating roller (310), a gap (3a) is formed between the roller surfaces of the two rotating rollers (310), and the width of the gap (3a) changes in the trend of gradually expanding in one direction. The material grading device disclosed by the utility model is not only suitable for materials with regular shapes, but also suitable for materials with irregular shapes, can be used for grading according to sizes, can be used for better screening the materials with the irregular shapes and obtaining a more ideal screening effect compared with the existing screening disc type or other rolling shaft type grading devices and the like, and is simple in structure, convenient to operate and low in cost. The performance is stable.

The invention relates to the technical field of injection molding automatic feeding, in particular to an automatic nut feeding machine which comprises a sorting table, a vibration disc, a trough and an adsorption assembly. The vibration disc is fixedly installed in the middle area of the sorting table and used for containing nuts of different models. The vibration disc comprises an upper-layer vibration disc and a lower-layer vibration disc; a connecting assembly is arranged between the upper-layer vibration disc and the lower-layer vibration disc and used for detachably connecting the upper-layer vibration disc to the lower-layer vibration disc. A vibration compensation assembly is arranged on the upper-layer vibration disc and used for enhancing the vibration frequency of the upper-layer vibration disc, and the upper-layer vibration disc and the lower-layer vibration disc conduct vibration arrangement on nuts of different sizes. The adsorption assembly is arranged at the edge position of the sorting table and used for conveying the nuts of different models in the material groove. The material groove is fixedly installed in the middle area of the sorting table and used for containing the nuts arranged in a vibrating mode. The problem that the occupied space is large when different vibration discs work at the same time is solved.

The utility model discloses a screening device for calcined petroleum coke, which belongs to the technical field of calcined petroleum coke and comprises a screening box, two partition plates are arranged in the screening box, three groups of screening net cylinders are arranged in the screening box, and the diameters of screening holes of the three groups of screening net cylinders are sequentially increased. A dust cleaning and collecting mechanism is arranged at the top of the screening box, and a constant-speed feeding mechanism is arranged in the middle of the screening box. In the process, the dust cleaning and collecting mechanism is arranged, and in the process, a negative pressure state is formed in a collecting tank through a negative pressure fan; and at the moment, dust in the screening box is adsorbed and collected into the collecting tank through the cleaning pipe and the vertical pipe, so that the dust generated in the screening process of the petroleum coke can be collected and treated, air pollution caused by dust floating is avoided, meanwhile, the collected dust can be recycled, and the screening effect on the petroleum coke is improved.

The utility model discloses novel movable sugarcane impurity removal equipment, belongs to the technical field of sugarcane impurity removal equipment, and solves the problem that the height of a loading ladder of the existing movable sugarcane impurity removal equipment cannot be adjusted, so that the transportation is inconvenient. The machine comprises a feeding ladder, a cutting device, an impurity removing device and a movable frame assembly, and further comprises a material uniformizing and loading integrated ladder, the feeding ladder, the cutting device and the material uniformizing and loading integrated ladder are all integrally installed on the frame assembly, the impurity removing device is installed on the material uniformizing and loading integrated ladder, the middle of the material uniformizing and loading integrated ladder is hinged to the frame assembly, and the material uniformizing and loading integrated ladder is installed on the frame assembly. A first linear driving part is arranged at the end, away from the cutting device, of the uniformizing and loading integrated ladder, and the two ends of the first linear driving part are hinged to the frame assembly and the uniformizing and loading integrated ladder correspondingly. According to the movable sugarcane impurity removing equipment, the height of the loading ladder can be adjusted, the movable sugarcane impurity removing equipment can be suitable for loading of different vehicles and can be transferred in various road sections, and meanwhile the sugarcane refining effect can be changed according to needs.

The invention relates to the technical field of dried fruit processing, in particular to a dried fruit sorting machine. Comprising a rack, a first motor is installed on the rack, an output shaft of the first motor is fixedly connected with a first rotating roller, a second motor is installed on the rack, an output shaft of the second motor is fixedly connected with a second rotating roller, a first flexible belt is wound around the second rotating roller, and a second flexible belt is wound around the first rotating roller. And the first flexible belt and the second flexible belt are provided with extrusion frames which are symmetrically distributed. The rotating speed difference is generated between the first flexible belt and the adjacent second flexible belt, so that areca nuts in the moving process are corrected, and the probability that the areca nuts cannot penetrate into the space between the first flexible belt and the adjacent second flexible belt due to inclination in the moving process is reduced; therefore, the probability that small-size areca-nuts are mixed into large-size areca-nuts after the areca-nuts are sorted is reduced, the size consistency of the sorted areca-nuts is improved, and then the quality of the sorted areca-nuts is guaranteed.

The invention provides a test platform for solid state disk quality inspection, and belongs to the technical field of solid state disk quality inspection, the test platform comprises a support, a first driving assembly, an adsorption box body, a second driving assembly, an air exhaust assembly and a conveyor belt, the conveyor belt is installed on the support and used for conveying a plurality of hard disk circuit boards to be detected, and the adsorption box body is installed on the support. A top plate is fixedly arranged on the upper portion of the support through a plurality of vertical rods, the top plate is arranged above the conveying belt, the adsorption box body is arranged between the top plate and the conveying belt, and the first driving assembly is installed at the bottom of the top plate and used for driving the adsorption box body to move up and down. Compared with the prior art, the embodiment of the invention not only can realize the automatic continuous detection of the straightness of a plurality of hard disk circuit boards, but also can automatically reject the hard disk circuit boards with warping phenomenon, and has the advantages of good detection effect and high detection efficiency.

The invention discloses waste plastic bottle label removing and crushing integrated equipment, and relates to the technical field of plastic bottle crushing and recycling, the waste plastic bottle label removing and crushing integrated equipment comprises a crushing box, the lower end of the crushing box is slidably connected with a collecting box in a penetrating mode, crushing rollers are symmetrically and rotatably connected in the crushing box, and first sliding grooves and second sliding grooves are formed in the two sides in the crushing box; a transverse groove is formed in the crushing box, a crushed object and label separating mechanism and an anti-blocking mechanism are further included, crushed objects can fall onto the surface of a negative pressure adsorption machine, light labels are adsorbed through the negative pressure adsorption principle, and crushed plastic bottles fall into a collecting box; according to the method, residual labels on broken plastic fragments can be effectively removed, the purity of the plastic fragments is remarkably improved, in the subsequent regenerated plastic production process, the residual labels are removed, color difference and impurities can be reduced, the quality of regenerated plastic products is improved, the market competitiveness of the regenerated plastic products is enhanced, and therefore the value of the regenerated plastic products in subsequent recycling is improved.

The utility model discloses an energetic crystal size grading device. Comprising a classification box body of a cuboid structure, a liquid inlet formed in the left side of the upper portion of the classification box body, a liquid outlet formed in the right side of the upper portion of the classification box body, a set of partition plates which are vertically fixed to the upper plate face of a bottom plate of the classification box body and are the same in height, and a set of collecting funnels connected to the lower portion of the bottom plate of the classification box body through holes. The discharging holes are formed in the bottoms of the collecting funnels; the bottom of the grading box body is divided into crystal collecting areas which are mutually spaced by the partition plates, and the collecting funnels are respectively arranged below the crystal collecting areas; feed liquid containing energetic crystals is controlled to circulate from the liquid inlet to the liquid outlet, so that the energetic crystals in the feed liquid respectively fall into different collecting funnels through self weight. According to the energetic crystal size grading device, particle size screening of energetic crystals in feed liquid can be rapidly achieved.

The invention provides flaky mineral separation equipment and a separation method thereof. The flaky mineral separation equipment comprises a transmission belt inclining downwards, the upper surface of the transmission belt is in upward transmission, the surface of the transmission belt is a smooth surface, and the transmission belt is a polyurethane transmission belt. Separation of flaky minerals and granular minerals, such as separation of mica sheets and quartz particles, is realized by adopting a dry method, the method is suitable for mineral separation in arid regions, the mineral separation cost is reduced, and the problems of blockage and the like are avoided.

The present disclosure relates to an apparatus for removing a foreign substance from waste plastic, and more particularly, to an apparatus for removing a foreign substance from waste plastic that removes a foreign substance attached to a surface of waste plastic by enhancing frictional performance of a surface of a waste plastic flake, and improves cooling performance by supplying moisture in the form of mist to frictional heat generated at that time.

To provide a process for forming drug crystals of narrow size distribution and desire dimensions and morphology.SOLUTION: The present invention relates to a process for providing corticosteroid crystals of desired size distribution and morphology, the process comprising the steps of: providing recrystallized ultra-large columnar crystals having aspect ratios of more than 1 and less than 20, the aspect ratio of a given columnar crystal being the ratio of a longest dimension along a lengthwise axis relative to a shortest dimension of a transverse plane perpendicular to the lengthwise axis; and sizing the recrystallized ultra-large columnar crystals to provide a collection of sized crystals having target dimensions, wherein the sizing includes segmenting at least a part of the recrystallized ultra-large columnar crystals along the respective lengthwise axes while retaining the dimensions of the transverse plane perpendicular to the lengthwise axis.SELECTED DRAWING: None

The utility model relates to the field of sorting machines, in particular to a self-adaptive material sorting device which comprises a control box, the front face of the control box is fixedly connected with a bottom frame, the upper portion of the bottom frame is fixedly connected with a material box, one side of the material box fixedly communicates with a sorting groove, and a transmission belt is arranged in the sorting groove; a first sorting plate is arranged above the control box, a limiting groove is formed in the outer surface of the first sorting plate, a second sorting plate is arranged at one end of the first sorting plate, and two limiting sliding rails are fixedly connected to the lower surface of the second sorting plate. Through the arrangement of the transmission belt, the first sorting plate and other components, the transmission belt can convey materials to the upper surface of the first sorting plate through the transmission plate through the mutual relation between the transmission belt and the first sorting plate; therefore, the effect of automatically sorting the materials according to the length, the diameter and other sizes of the materials is achieved through the arrangement of the transmission belt and the first sorting plate.

The invention discloses a cherry non-contact lossless picking, sorting and transporting device, and relates to the field of fruit sorting equipment, the cherry non-contact lossless picking, sorting and transporting device comprises a rack, a conveying belt is arranged at the top of the rack, a motor body is arranged in the middle of one side of the bottom of the conveying belt, and a driving roller set is arranged at the front end of the motor body; a head position frame is arranged on one side of the top of the conveying belt, a middle position adapting frame is arranged in the middle of the top of the conveying belt, an air cylinder body is arranged on one side of the middle position adapting frame, and a scraping piece is arranged at one end of the air cylinder body. According to the distance separation mechanism of the cherry non-contact type lossless picking, sorting and transporting device, the steering sorting pieces and the branch piece frames form a passage to convey cherries, a second bearing is used for driving a rotating rod to drive components such as an upper crank arm rod to be linked, ridge pieces are made to rotate and push separation pieces to be opened, passages of different diameters are formed, and the cherries of different specifications are separated.

The application relates to a combined bolt automatic assembling and processing device, which comprises an assembling table, a material conveying turntable is rotationally arranged on the assembling table, a plurality of limiting grooves are uniformly and circularly arranged on the material conveying turntable, a material blocking frame is arranged on the assembling table and surrounds the outside of the material conveying turntable, the material blocking frame is used for limiting a light rod in the limiting groove, a light rod vibrating disc, a gasket vibrating disc and a first detection mechanism; a first screening mechanism comprises a first screening piece arranged above the limiting groove, an interval for the head of the light rod to pass through is left between the first screening piece and the upper surface of the material conveying turntable; a first screening channel corresponding to the first screening piece is arranged on the material blocking frame, and the first detection table extends to below the first screening piece. The application has the effects that defective products can be timely removed, the yield of finished products can be improved, and the rate of substandard products is reduced.

The utility model provides power battery subassembly intelligence fine separation equipment, including main part assembly, the main part assembly includes support, first motor, chain transmission mechanism, guide wheel, conveying chain, liquid storage tank, bearing seat, separation drum and guide plate, the inner side wall of support is installed with first motor, the output shaft of first motor is connected with chain transmission mechanism transmission, the outside of chain transmission mechanism is equipped with conveying chain, the inner side wall of support is rotatably connected with guide wheel. The utility model discloses through chain conveying mechanism and convey material into liquid storage tank, through cleaning agent and wash recycling material, and through the material of different size particle of separation drum separation, prevent material agglomeration, realize the fine separation of material. Through conveying chain and convey large size material to guide plate, through spiral feeder and convey small size material, and the convenient staff unified processing size different material.

The utility model discloses river snail grade sorting equipment, and relates to the technical field of river snail sorting. Two groups of conveying rollers; a driving assembly; the collecting hopper is arranged above the two sets of conveying rollers, the collecting hopper and the support are fixedly installed, a discharging opening is formed in the bottom end of the collecting hopper, and the center of the collecting hopper is located between the two sets of conveying rollers; the anti-running assembly is fixedly arranged between the collecting hopper and the bracket; the conveying device has the advantages that the two sets of conveying rollers are driven by the driving assembly to rotate reversely and rotate upwards for traction, when escargots in the collecting hopper fall into a gap between the two sets of conveying rollers, the smaller escargots directly fall, and the larger escargots are pulled upwards by the conveying rollers and move in the direction that the gap is gradually increased, so that the escargots in the collecting hopper fall into the gap between the two sets of conveying rollers. In the process, the escargots with different sizes fall down from the gaps with different intervals, so that grade sorting is carried out, blocking is not prone to being generated, efficiency is high, the structure is simple, the number of grades is large, and use is convenient.

The utility model relates to the related technical field of spring processing, in particular to a screening device for taper springs, which comprises a vibrating disc and an adjusting mechanism, a circulating mechanism is arranged on one side of the surface of the vibrating disc, and an adjusting mechanism is arranged on one side of the surface of a feeding plate. According to the screening device for the taper springs, through the arrangement of an adjusting mechanism, a limiting block is pressed to be completely embedded in a movable groove, at the moment, the limiting block loses the limiting effect on an adjusting plate, a wrench is pulled to enable the adjusting plate to slide in an adjusting groove, and therefore the size of a screening groove can be adjusted when the adjusting plate moves; one end of an adjusting plate is moved to a proper position in the screening groove according to needs, meanwhile, a movable groove is aligned with a set of limiting holes in position, at the moment, a reset spring rebounds and deforms to drive a limiting piece and a limiting block to restore to the original position, one end of the limiting block is embedded into the limiting holes, the adjusting plate is fixed through the limiting block, and the screening effect is improved. Therefore, the size of the screening groove can be adjusted.

The application provides a gallium nitride semiconductor device screening device and a use method thereof, and belongs to the technical field of gallium nitride semiconductor devices. The device comprises a support base, a shell is fixedly arranged above the support base, movement grooves are equidistantly arranged on the shell, the widths of the movement grooves increase from left to right, a track plate is arranged in the movement grooves, a first guide plate is arranged above the track plate, a second guide plate is arranged at the front end of the first guide plate, a connecting table is fixedly arranged on the shell, a first connecting plate and a second connecting plate are oppositely arranged above the connecting table, a storage box is fixedly connected between the first connecting plate and the second connecting plate, and an electric push rod is fixedly arranged in the storage box. The application can prevent the semiconductor device from falling off when the semiconductor device with the back upward is turned over, and can automatically adjust the conveying position after turning over.

The invention discloses an automatic tomato harvesting and sorting device, and relates to the technical field of tomato picking, the automatic tomato harvesting and sorting device comprises a recovery mechanism, the recovery mechanism comprises a recovery box, the top end of the recovery box is provided with a recovery groove, the outer side of the recovery box is provided with a plurality of through grooves, the inner side of the recovery box is fixedly provided with a plurality of partition baffles, and the side wall of the recovery box is provided with a rotating groove; a moving mechanism used for moving in a tomato planting field is fixedly mounted at the bottom end of the recycling mechanism, a secondary sorting mechanism is mounted on the inner side of the recycling mechanism, and a primary sorting mechanism used for assisting in sorting tomatoes is arranged at the top end of the secondary sorting mechanism; according to the invention, by adopting a mode that a material guide pipe is matched with a buffer groove on the outer side of a thick and thin pipe to output gas, fallen tomatoes can be protected by an air cushion, the tomatoes are prevented from being damaged when falling to the bottom end, and the quality of the tomatoes is not influenced; and the color of the tomato is judged in a manner of collecting reflected light by the sensor.

The invention discloses a low-refractive-index particle size sorting method and device based on perfect vortex light. The method comprises the following steps that a solution containing low-refractive-index particles is placed in a sample pool; a plurality of perfect vortex light beams are focused at a sample cell to form a double-ring perfect vortex light field; the double-ring perfect vortex light field is provided with an inner ring light field and an outer ring light field, and a sorting channel is formed between the inner ring light field and the outer ring light field; the low-refractive-index particles move between the inner ring light field and the outer ring light field under the driving action of the phase gradient force; the low-refractive-index particles move to the sorting channel, the large-size low-refractive-index particles enter the inner ring light field under the action of inward light force, and meanwhile, the small-size low-refractive-index particles meeting the stable capturing condition continue to move on the double-ring perfect vortex light field after passing through the sorting channel, so that sorting is completed; according to the method, the low-refractive-index particles with different sizes can be separated into different areas to finish sorting only by virtue of a light force effect generated by a double-ring perfect vortex light field in a sample pool on the particles.

The invention relates to the field of agricultural product sorting, and provides an agricultural product fine sorting machine which comprises a support base, an interval sorting device, a roller sorting device and a weighing and packaging device, the roller sorting device is arranged on the support base, the interval sorting device is arranged on one side of the roller sorting device, and the weighing and packaging device is arranged on the other side of the roller sorting device. The interval sorting device is arranged at the feeding end of the roller sorting device, the discharging end of the interval sorting device is connected with the feeding end of the roller sorting device, the interval sorting device is arranged in a slope shape so that the agricultural products can be conveyed conveniently, and the weighing and packaging device is arranged at the discharging end of the roller sorting device so that the sorted agricultural products can be weighed and packaged. According to the agricultural product sorting device, secondary screening is conducted on agricultural products through the interval sorting device and the roller sorting device, and the sorting accuracy is improved.

The utility model is suitable for the technical field of sorting machines, and provides an intelligent orange sorting machine which comprises a supporting frame, the front area of the supporting frame is arranged in a parallel extending mode, and the rear area of the supporting frame is arranged in an upward inclined climbing mode. A climbing belt matched with the gradient of the support frame is arranged on the support frame; a mounting frame is arranged above the parallel area of the support frame; an electric push rod is arranged on the mounting frame; the telescopic ends of the two electric push rods penetrate through the top wall of the mounting frame and are connected with the same bearing seat and a cleaning brush; through highly automatic design and fine function configuration, the whole process from natural climbing of oranges to efficient cleaning and drying and then to accurate grading and orderly collection does not need excessive manual intervention, so that the production efficiency is greatly improved, the operation process is simplified, the labor intensity is reduced, and the production cost is reduced. The quality stability and the loss rate of the citrus are ensured to be obviously reduced; and a solid guarantee is provided for smooth operation of a production line and high-quality output of citrus products.

The high-efficiency thickness sorting and detecting device comprises a machine frame, a vibration feeding disc, a thickness sorting mechanism and an outer diameter detecting mechanism, the vibration feeding disc is installed at the rear end of the top of the machine frame, and the thickness sorting mechanism is installed at the front end of the machine frame; the thickness sorting mechanism comprises a thickness sorting frame which is obliquely arranged, the discharging end of the vibration feeding disc extends into the thickness sorting frame, and a first thickness sorting plate, a second thickness sorting plate and a third thickness sorting plate are sequentially arranged in the thickness sorting mechanism from top to bottom; the resin buttons with qualified thicknesses are sorted out through the thickness sorting mechanism and enter the outer diameter detection mechanism, the outer diameters of the resin buttons are detected, the resin buttons with qualified outer diameters and the resin buttons with unqualified outer diameters are sorted out, and the resin buttons can be quickly and accurately classified according to the thicknesses and the outer diameters. And the sorting speed and efficiency are greatly improved.

The utility model relates to the technical field of fruit and vegetable graders, and discloses fruit and vegetable freezing treatment automatic grading and cutting equipment which comprises an external shell, the left side of the top of the external shell is fixedly connected with a conveying assembly for limiting, the interior of the external shell is fixedly connected with a plurality of limiting blocks, the interiors of the limiting blocks are rotationally connected with rotating blocks, and the rotating blocks are fixedly connected with the left side of the top of the external shell. A grading rod is fixedly connected to the right side of the rotating block, an air cylinder is fixedly connected to the front side of the external shell, a connecting rod is fixedly connected to the driving end of the air cylinder, a sliding groove is formed in the rear side of the external shell, two containing grooves are formed in the front side of the external shell, and collecting plates are rotationally connected to the interiors of the containing grooves. According to the utility model, fruits and vegetables are conveyed through the feed hopper, and are blocked and guided to fall on the left side of the grading rod by the baffle. The air cylinder is started to drive the grading rods to swing back and forth, so that fruits and vegetables slide from left to right at the tops of the grading rods, gaps between the grading rods are gradually increased, and accurate grading is achieved.

The application relates to the technical field of tea seed and discloses a batch chaff removing equipment for tea seeds, which comprises a circulating tank and a chaff removing mechanism; the chaff removing mechanism is arranged above the circulating tank; the chaff removing mechanism comprises a base, a peeling assembly, a slotting assembly, a feeding assembly and a secondary seed separating assembly; the first rotating disc and the second rotating disc are driven by a rotating drum and a second rotating rod respectively, a rotating speed difference is formed between the first rotating disc and the second rotating disc, a tightening space is formed between the first rotating disc and the second rotating disc when the tea seeds enter, a friction force is formed between the rubber teeth on the two sides when the first rotating disc and the second rotating disc start rotating, the friction force can gradually peel the seed coat of the tea seeds, the hardness of the seed embryo is greater than that of the rubber teeth, so the seed embryo is not damaged, the purpose of removing the chaff of the tea seeds is achieved, and the seed embryo can be protected, so as to avoid affecting subsequent planting.

The utility model discloses a rubber ball throwing device. At present, rubber balls are screened mainly through manual screening, counting and then putting, and the mode is inconvenient to operate. The device comprises a throwing plate and a ball combing device, wherein the ball combing device is connected with the throwing plate in a sliding manner; the feeding plate is a square plate body, and a plurality of ball screening holes which are uniformly distributed are formed in the feeding plate; the ball combing device comprises a net-shaped structure composed of a plurality of transverse rods and two longitudinal rods, and a handle is fixed to the net-shaped structure. The rubber ball throwing device is used for throwing rubber balls.

The invention discloses a flash mill with a medium recovery structure. The flash mill comprises a tank body, a driving main body, a stirring rod and the recovery structure arranged at the bottom of the tank body. The recycling structure is composed of a bin cover, an electromagnetic valve, a material guiding frame, a cleaning and discharging assembly and a discharging assembly. The device is characterized in that abrasion medium balls collected from the bottom of a tank body are efficiently cleaned and subjected to anti-blocking discharging through opposite rotating brush rollers which are driven by a motor and can move in a reciprocating mode in a cleaning and discharging assembly; the cleaned medium balls enter a silo of the discharging assembly and are conveyed by an auger, and qualified media and defective media are automatically separated and collected according to the particle size through a plurality of classification ball pipes arranged at the bottom of the auger. According to the invention, automatic recovery, cleaning and accurate classification of the grinding medium in the equipment are realized, recyclable qualified medium balls are effectively put into circulation again, the medium loss and the purchase cost are greatly reduced, and meanwhile, the continuous operation capability and the production efficiency of the equipment are remarkably improved.

The utility model discloses a screening machine for bamboo chopstick production, including the casing, be equipped with the screening chamber in the casing, be equipped with the chopstick inlet between screening chamber and the top of casing, be equipped with the feeding wheel rotation in screening chamber, and the feeding wheel is concave and is equipped with a plurality of bamboo chopstick's slow -feed groove who can hold along its circumferential direction, and the clearance between the inner wall of screening chamber and feeding wheel is less than bamboo chopstick diameter, the lower end of screening chamber in the casing is provided with the inclined setting of the discharge chute who is communicated with and is arranged to be set up to the communication, and the bottom end of discharge chute still is connected with the distribution slope, and the section of distribution slope is inverted V shape setting, and the both ends between the two walls of casing and distribution slope are all connected and are equipped with the discharge port. The utility model has the advantages compared with prior art: provide a kind of bamboo chopstick production screening machine of convenient operation use, improve screening efficiency.

The utility model provides an eccentric vibration balancing device for a specific gravity cleaner, which belongs to the technical field of material cleaners and comprises a rotating shaft, an eccentric block and a connecting component. The rotating shaft is rotationally arranged on a rack of the specific gravity cleaner; the two ends of the rotating shaft penetrate through the two opposite sides of the rack correspondingly. One side of the eccentric block is connected with a mounting column; the connecting part can sleeve the mounting column and the rotating shaft; the connecting part can enable the eccentric block to abut against the rotating shaft; a rotation stopping structure is arranged between the peripheral wall of the rotating shaft and the eccentric block so as to limit relative rotation of the eccentric block and the rotating shaft; the eccentric block is connected to the rotating shaft through the connecting part, and the position between the eccentric block and the rotating shaft can be preliminarily fixed; by arranging the rotation stopping structure between the rotating shaft and the eccentric block, in the process that the eccentric block rotates along with the rotating shaft, relative rotation between the eccentric block and the rotating shaft can be reduced, and the stability of the whole machine in the moving process is improved.