CN104129629B - A kind of automatic screening mechanism - Google Patents

A kind of automatic screening mechanism Download PDF

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Publication number
CN104129629B
CN104129629B CN201410320618.6A CN201410320618A CN104129629B CN 104129629 B CN104129629 B CN 104129629B CN 201410320618 A CN201410320618 A CN 201410320618A CN 104129629 B CN104129629 B CN 104129629B
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China
Prior art keywords
screening
passage
workpiece
supplied materials
traffic cycle
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CN104129629A (en
Inventor
龚彪
王正雍
虞琪
常伟
徐志达
颜继鹏
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Zhongyin Ningbo Battery Co Ltd
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Zhongyin Ningbo Battery Co Ltd
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Abstract

The invention provides a kind of automatic screening mechanism, belong to technical field of battery production.It solve the problem that existing automatic screening mechanism degree of automation is low.This automatic screening mechanism comprises frame and to be arranged on above frame and to carry the supplied materials passage of some workpiece, at least one tapping channel is also provided with above frame, each tapping channel is each via screening passage and the supplied materials passage UNICOM with screening breach, each screening passage is equipped with the block piece that can prevent upright workpiece from falling into screening breach, when workpiece enters screening passage via supplied materials passage, its centre-of gravity shift goes out to screen passage, now, the workpiece of lying on one's side eliminates screening passage by screening breach under gravity, upright workpiece enters tapping channel under barriers direct.This automatic screening mechanism has reasonable in design and that degree of automation is high advantage.

Description

A kind of automatic screening mechanism
Technical field
The invention belongs to technical field of battery production, relate to a kind of automatic screening mechanism, particularly a kind of automatic screening mechanism being applicable to automatic battery flow production line.
Background technology
Along with the technological advance of battery, alkaline battery production technology is day by day ripe, and the demand in market is large.In the automatic battery flow production line in modern times, most of alkaline battery is cylindrical, is individually square.Battery hypanthium is used to the device holding battery, on production line for manufacturing battery, first produces the box hat of battery, and battery steel shell creates rear loading battery hypanthium and is placed in battery hypanthium and carries, to be supplied to follow-up equipment.Battery steel shell course of conveying is the important step in above-mentioned alkaline battery manufacturing line, carry in battery steel shell course of conveying in above-mentioned battery hypanthium, due to the Production requirement of follow-up equipment, need to ensure the opening up of battery steel shell in course of conveying, that is to say and need to ensure that putting of battery steel shell is upright.
In prior art, because external device work fluctuation that is not steady or battery hypanthium course of conveying all easily makes battery hypanthium in transit occur overturning phenomenon, the battery steel shell of battery hypanthium and correspondence is caused all to be lain on one's side on the conveyor line, for avoiding affecting follow-up battery production conveyor line running, need in battery steel shell course of conveying, carry out a screening, Weeding.
On current most production line for manufacturing battery, the battery steel shell of lying on one's side and battery hypanthium are manually picked up and eliminate travel line by general employing manual type, although such manual operation is simple, but in suitability for industrialized production workshop, artificial screening operation is wasted time and energy, degree of automation is low, greatly reduces the production efficiency in workshop, can not meet battery production job requirements well.
In addition, also have and artificial improve degree of automation and work efficiency and devise battery automatic screening mechanism, this battery automatic screening mechanism generally comprises load-transfer device, inductor, grabbing device, its automatic screening process is as follows: under initial condition, load-transfer device carries some battery hypanthiums being placed with battery steel shell, inductor should be provided with at least two, one for responding to the battery steel shell of lying on one's side, one for responding to the battery hypanthium of lying on one's side, when inductor picks out the battery steel shell and battery hypanthium of lying on one's side, grabbing device is picked up and is eliminated load-transfer device.Certainly, in order to improve induction process further, improving work accuracy, having people further inductor to be set to four, be respectively used to detect upright, battery steel shell that is that lie on one's side and battery hypanthium that is upright, that lie on one's side.
But there is following defect in above-mentioned battery automatic screening mechanism: the setting of inductor and grabbing device, and structure design is more complicated, and integral layout is unreasonable, and grabbing device is typically chosen in manipulator, can take larger usable floor area, cause space waste; In inductor induction process, only detect battery hypanthium that is upright or that lie on one's side merely, undetected situation may be there is, such as, due to jolting of accidentally occurring in course of conveying, make battery hypanthium can portions incline but overturning-free, now inductor just cannot detect in time, and degree of automation is lower.
In sum, a kind of reasonable in design and automatic screening mechanism that degree of automation is high of design is needed.
Summary of the invention
The object of the invention is to there are the problems referred to above for existing technology, propose a kind of reasonable in design and automatic screening mechanism that degree of automation is high.
Object of the present invention realizes by following technical proposal: a kind of automatic screening mechanism, comprise frame and to be arranged on above frame and to carry the supplied materials passage of some workpiece, at least one tapping channel is also provided with above frame, each tapping channel is each via screening passage and the supplied materials passage UNICOM with screening breach, each screening passage is equipped with the block piece that can prevent upright workpiece from falling into screening breach, when workpiece enters screening passage via supplied materials passage, its centre-of gravity shift goes out to screen passage, now, the workpiece of lying on one's side eliminates screening passage by screening breach under gravity, upright workpiece enters tapping channel under barriers direct.
In above-mentioned a kind of automatic screening mechanism, the curved setting of described screening passage, described screening breach is opened in screening channel middle side and is positioned at the corner of screening passage, described block piece is be erected at the barrier plate above screening breach, described block piece is more than or equal to the workpiece height of lying on one's side to the height of screening channel bottom, and described block piece is less than upright workpiece height to the height of screening channel bottom.
In above-mentioned a kind of automatic screening mechanism, frame is rotatably mounted with traffic cycle, described supplied materials passage, screening passage, tapping channel are all arranged on above traffic cycle, the arrival end of described screening passage and supplied materials passage UNICOM and its Way in is the tangential direction of traffic cycle, the exit end of described screening passage and tapping channel UNICOM and its Way out is the tangential direction of traffic cycle.
In above-mentioned a kind of automatic screening mechanism, described tapping channel quantity is one, first gear plate is arranged with outside described traffic cycle, second baffle, third gear plate, fourth gear plate, cover plate is installed with in the middle part of traffic cycle, described first baffle plate, second baffle surrounds and is formed with supplied materials entrance, described supplied materials passage is by cover plate, first baffle plate surrounds formation, described screening passage and tapping channel are by third gear plate, fourth gear plate surrounds formation, the arrival end of described supplied materials passage and supplied materials entrance UNICOM, the arrival end of described tapping channel is with screening channel outlet UNICOM and its Way in is the tangential direction of traffic cycle.
In above-mentioned a kind of automatic screening mechanism, described cover plate, second baffle surround formation accessory channel, above traffic cycle, erection has axis, curved baffle axis being provided with inductor and being electrically connected with inductor, described curved baffle is arranged in accessory channel and also can stirs the workpiece in the middle part of traffic cycle and transfer them to periphery.
In above-mentioned a kind of automatic screening mechanism, described fourth gear plate is arranged between cover plate and third gear plate, described fourth gear plate entrance is detachable is provided with bearing fixed dam, is movably installed with at least one antifriction-bearing box at bearing fixed dam near the side of supplied materials passage.
In above-mentioned a kind of automatic screening mechanism, described screening breach is opened on third gear plate and its entrance is provided with circular arc chamfering.
In above-mentioned a kind of automatic screening mechanism, frame is provided with the mini-roundabout tangent with traffic cycle, it is outer and be arranged on above mini-roundabout that described tapping channel part stretches out traffic cycle.
In above-mentioned a kind of automatic screening mechanism, described being provided with below frame drives with traffic cycle, mini-roundabout the large motor, the fractional motor that are connected respectively, and large motor, fractional motor are connected with traffic cycle, mini-roundabout respectively by large coupler, little coupler.
In above-mentioned a kind of automatic screening mechanism, described screening passage, tapping channel all only can hold a row workpiece to be passed through, and described screening breach can hold at least one workpiece and pass, and frame is provided with the eliminating passage for receiving the workpiece after the rejecting of screening breach.
Compared with prior art, the present invention has the following advantages: workpiece enters screening passage via supplied materials passage, when workpiece is through screening passage, its centre-of gravity shift goes out to screen passage, the workpiece of lying on one's side eliminates screening passage by screening breach under gravity, upright workpiece enters tapping channel under barriers direct, and be sent to next process, screening passage plays screening, rejecting effect to workpiece, working process is simple, block piece plays Anti-fall and guiding function to upright workpiece, and unit design is reasonable, and degree of automation is high.
Accompanying drawing explanation
Fig. 1 is the structural representation of a preferred embodiment of the present invention.
Fig. 2 is the structural representation at another visual angle of Fig. 1.
Fig. 3 is the structural representation at another visual angle of Fig. 2.
Fig. 4 is the structural representation at another visual angle of Fig. 3.
Fig. 5 is the structure for amplifying schematic diagram at A place in Fig. 1.
Fig. 6 is the structure for amplifying schematic diagram at B place in Fig. 2.
Fig. 7 is the structural representation of workpiece in a preferred embodiment of the present invention.
In figure, 10, frame; 21, supplied materials passage; 22, tapping channel; 23, passage is screened; 231, breach is screened; 24, accessory channel; 25, supplied materials entrance; 30, block piece; 41, traffic cycle; 42, cover plate; 43, axis; 44, inductor; 45, curved baffle; 51, the first baffle plate; 52, second baffle; 53, third gear plate; 54, fourth gear plate; 55, bearing fixed dam; 56, antifriction-bearing box; 60, large motor; 71, large coupler; 72, little coupler; 81, battery steel shell; 82, battery hypanthium.
Detailed description of the invention
Be below specific embodiments of the invention and by reference to the accompanying drawings, technical scheme of the present invention is further described, but the present invention be not limited to these embodiments.
The present invention protects a kind of automatic screening mechanism, is applicable to automatic battery flow production line, and it is for screening the battery steel shell of lying on one's side or tilt 81, battery hypanthium 82 and eliminate battery conveying line.In the present invention, supplied materials passage 21 carries the workpiece of coming can be chosen as independent battery hypanthium 82, also can be chosen as the battery hypanthium 82 being placed with battery steel shell 81; When workpiece is chosen as the former, this automatic screening mechanism is for screening and rejecting the battery hypanthium 82 of lying on one's side or tilting; When workpiece is chosen as the latter, this automatic screening mechanism is simultaneously for screening and rejecting the battery hypanthium 82 and battery steel shell 81 of lying on one's side or tilting.
Existing automatic screening mechanism structure design is more complicated, and integral layout is unreasonable, can take larger usable floor area, cause space waste, and adopts the screening mode of inductor 44 easily to produce undetected situation, and degree of automation is lower.Therefore, it is necessary for battery production conveyor line designing a kind of more rational automatic screening mechanism.
As shown in Figure 1 and Figure 7, this automatic screening mechanism comprises frame 10 and to be arranged on above frame 10 and to carry the supplied materials passage 21 of multiple workpiece, at least one tapping channel 22 is also provided with above frame 10, each tapping channel 22 is each via screening passage 23 and supplied materials passage 21 UNICOM with screening breach 231, each screening passage 23 is equipped with the block piece 30 that can prevent upright workpiece from falling into screening breach 231, when workpiece enters screening passage 23 via supplied materials passage 21, its centre-of gravity shift goes out to screen passage 23, now, the workpiece of lying on one's side eliminates screening passage 23 by screening breach 231 under gravity, upright workpiece enters tapping channel 22 under block piece 30 guides.
In automatic screening mechanism shown in above-mentioned Fig. 1 to Fig. 7, workpiece enters screening passage 23 via supplied materials passage 21, when workpiece is through screening passage 23, its centre-of gravity shift goes out to screen passage 23, the workpiece of lying on one's side eliminates screening passage 23 by screening breach 231 under gravity, upright workpiece enters tapping channel 22 under block piece 30 guides, and is sent to next process.Screening passage 23 pairs of workpiece play screening, rejecting effect, and simply, block piece 30 plays Anti-fall and guiding function to upright workpiece to working process, reasonable in design and easy for installation.
Certainly, supplied materials passage 21 in this case can belong to a part for local on production line for manufacturing battery, also can as a part for the automatic screening mechanism of this case, or the two one of and the various mechanism needed for transmission such as motor, transmission shaft that drives it to operate and parts all as a part for automatic screening mechanism of the present invention.
Tapping channel 22 can be chosen as single or multiple according to actual conditions, corresponding screening passage 23 is also set to single or multiple, commonality is wide, when selecting multiple screening passage 23, the outlet of multiple correspondence only need be set on supplied materials passage 21, can realize screening operation more expeditiously like this, topology layout is reasonable, and work efficiency is high.
In the present invention, the workpiece no matter being upright or lie on one's side or tilt, when through screening passage 23, its center of gravity all can depart from the track of screening passage 23, the workpiece of lying on one's side or tilt can fall into screening breach 231 under gravity, and then eliminates the travel line of battery.
Preferably, the curved setting of screening passage 23, screening breach 231 is opened in side in the middle part of screening passage 23 and is positioned at the corner of screening passage 23, block piece 30 is for being erected at the barrier plate above screening breach 231, height bottom block piece 30 to screening passage 23 is more than or equal to the workpiece height of lying on one's side, and the height bottom block piece 30 to screening passage 23 is less than upright workpiece height.The screening passage 23 of arc can reduce the friction force of workpiece and passage, increases delivery speed and efficiency, avoids extraneous colliding with, and structure is simple and can increase service life of equipment.
When workpiece in the present invention is chosen as independent battery hypanthium 82, height bottom block piece 30 to screening passage 23 is less than upright battery hypanthium 82 height and is more than or equal to battery hypanthium 82 height of lying on one's side, when battery hypanthium 82 is by screening passage 23, upright battery hypanthium 82 to be resisted against on block piece 30 and to enter tapping channel 22 under it guides, and lies on one's side or the battery hypanthium 82 that tilts eliminates screening passage 23 by screening breach 231 under gravity, when workpiece in the present invention is chosen as the battery hypanthium 82 being placed with battery steel shell 81, height bottom block piece 30 to screening passage 23 should be greater than upright battery hypanthium 82 height and be less than upright battery steel shell 81 height, when battery hypanthium 82 is by screening passage 23, upright battery steel shell 81 is resisted against on block piece 30, now battery hypanthium 82 guides via block piece 30 and enters tapping channel 22 under the related effect of battery steel shell 81, the battery steel shell 81 of lying on one's side or tilt eliminates screening passage 23 by screening breach 231 under gravity, the battery hypanthium 82 of lying on one's side or tilt eliminates screening passage 23 by screening breach 231 under gravity, it is worth mentioning that, now, upright but the battery hypanthium 82 not carrying battery steel shell 81 also can eliminate screening passage 23 by screening breach 231 under gravity.Said structure is rationally distributed, makes the automatic screening mechanism of this case not easily occur undetected situation, and screening process is simple, rapid, substantially increases work efficiency.
The openings of sizes of screening breach 231 is set to hold the workpiece of lying on one's side or tilting and passes, the open height of screening breach 231 and block piece 30 are to the distance of screening passage 23 bottom sides edge, block piece 30 structure design is simple, and rationally distributed, area occupied is little.
In this case, preferably screening breach 231 is arranged on the corner in sieve bend gating road 23, when workpiece arrives the corner in sieve bend gating road 23, workpiece one end is first through screening breach 231 and stretching out outside screening passage 23, gradually, the centre-of gravity shift of workpiece goes out to screen outside passage 23, namely the center-of-gravity position of workpiece departs from the bottom support face of screening passage 23, the workpiece of then lying on one's side or tilt eliminates screening passage 23 by screening breach 231 under gravity, structure design is simple, compact in design, workpiece screening process is simple, rapid.
Preferably, frame 10 is rotatably mounted with traffic cycle 41, supplied materials passage 21, screening passage 23, tapping channel 22 are all arranged on above traffic cycle 41, arrival end and supplied materials passage 21 UNICOM of screening passage 23 and its Way in are the tangential direction of traffic cycle 41, the arrival end of tapping channel 22 with screen passage 23 exit end UNICOM and its Way in is the tangential direction of traffic cycle 41.
Above-mentioned structure design, in course of conveying, traffic cycle 41 is carried for the workpiece in each passage and is provided power, and traffic cycle 41 structure is simple and easy for installation.The entrance of tapping channel 22 of screening passage 23 is all arranged on the tangential direction of traffic cycle 41, making each workpiece have larger delivery speed when entering next passage, making course of conveying more smooth and easy, rationally distributed and improve work efficiency.
Preferably, tapping channel 22 quantity is one, first gear plate 51, second baffle 52, third gear plate 53, fourth gear plate 54 is arranged with outside traffic cycle 41, cover plate 42 is installed with in the middle part of traffic cycle 41, first baffle plate 51, second baffle 52 surround and are formed with supplied materials entrance 25, supplied materials passage 21 is surrounded by cover plate 42, first baffle plate 51 and is formed, screening passage 23 and tapping channel 22 surround formation by third gear plate 53, fourth gear plate 54, the arrival end of supplied materials passage 21 and supplied materials entrance 25 UNICOM, the exit end of supplied materials passage 21 and the arrival end UNICOM of screening passage 23.
Each baffle arrangement is simple, easy for installation, can play guiding and barrier effect well, supplied materials entrance 25 enters traffic cycle 41 for conveying workpieces, cover plate 42 and each baffle plate cooperatively interact, and make to form the orderly space for conveying workpieces capable of circulation above traffic cycle 41.
Preferably, cover plate 42, second baffle 52 surround and form accessory channel 24, above traffic cycle 41, erection has axis 43, the curved baffle 45 axis 43 being provided with inductor 44 and being electrically connected with inductor 44, curved baffle 45 is arranged in accessory channel 24 and also can stirs the workpiece in the middle part of traffic cycle 41 and transfer them to periphery.
When supplied materials entrance 25 conveying workpieces enters supplied materials passage 21, part workpiece can enter in accessory channel 24, if near the workpiece generation packing phenomenon of cover plate 42 in accessory channel 24, then inductor 44 sends signal, impels curved baffle 45 that the workpiece that middle part is piled up is dialed to periphery gradually, and this part workpiece is under traffic cycle 41 acts on, continue to enter in supplied materials passage 21, each parts design is reasonable, and degree of automation is high, improves work efficiency.
Preferably, fourth gear plate 54 is arranged between cover plate 42 and third gear plate 53, and fourth gear plate 54 entrance is detachable is provided with bearing fixed dam 55, such structure design, make bearing fixed dam 55 Assembly &Disassembly all more convenient, reduce the labour intensity of workman.In addition, for making structure more simple, also bearing fixed dam 55 directly can be welded on fourth gear plate 54 in the present invention.
At least one antifriction-bearing box 56 is movably installed with near the side of supplied materials passage 21 at bearing fixed dam 55, the quantity of general selection antifriction-bearing box 56 is two and symmetry is arranged on the entrance of bearing fixed dam 55, antifriction-bearing box 56 plays crashproof effect to the workpiece entering screening passage 23, avoid the sharp-pointed collision of workpiece and passage, reduce fraction defect, structure design is simple, and frock is convenient.Certainly, other modes adopting the scheme of antifriction-bearing box 56 to reduce workpiece and passage collision phenomenon are also feasible, repeat no more herein.
Further preferably, screen breach 231 to be opened on third gear plate 53 and its entrance is provided with circular arc chamfering.Circular arc chamfering plays the effect of anti-scratch to the workpiece through screening breach 231, and decrease the friction between workpiece and passage, reduce fraction defect, structure design is simple and easy to process, reduces tooling cost.
Further, frame 10 is provided with the mini-roundabout (not shown) tangent with traffic cycle 41, it is outer and be arranged on above mini-roundabout that tapping channel 22 part stretches out traffic cycle 41.Such structure design, can be convenient to workpiece and be transported to next process quickly, area occupied is little, and mini-roundabout can set up separate row device more further, and to reduce follow-up apportion work, rationally distributed and frock facilitates.
Preferably, below frame 10, be provided with the large motor 60, the fractional motor (not shown) that drive with traffic cycle 41, mini-roundabout respectively and be connected, large motor 60, fractional motor are connected with traffic cycle 41, mini-roundabout respectively by large coupler 71, little coupler 72.Structure design is simple, takies less usable floor area, and make disk operation steady, improve work efficiency, degree of automation is high.Certainly, also can adopt other rotating disk drive scheme according to actual conditions, repeat no more herein.
Further preferably, screening passage 23, tapping channel 22 all only can hold a row workpiece and pass through, and screening breach 231 can hold at least one workpiece and pass, and frame 10 is provided with the eliminating passage for receiving the workpiece after the rejecting of screening breach 231.
In this case, supplied materials passage 21 carries the workpiece of coming can be chosen as single-row or multiple row, the workpiece that corresponding screening passage 23 and tapping channel 22 are carried all is preferably row, single-row screening workpiece can ensure the accuracy of screening well, make screening passage 23 to omit workpiece, reasonable in designly improve work efficiency.In addition, in tapping channel 22 entrance, can separate row device be set, to realize the effect that the workpiece after being screened by screening passage 23 carries out apportion, corresponding tapping channel 22 is also set to more than two row, topology layout is simple, rationally, the work of simplification postorder apportion, for following apparatus can provide convenient.
Can be relatively wide in range when designing screening breach 231 size, can arrange screening breach 231 according to the actual requirements and can hold single or multiple workpiece simultaneously and pass, commonality is wide.Workpiece enters can enter into eliminating passage through after screening breach 231, eliminating passage preferably can be chosen as belt conveyor, and structure is simple and be well positioned to meet actual user demand, certainly, other modes adopting the scheme of eliminating passage to carry out conveying workpieces are also feasible, repeat no more herein.
In sum, this automatic screening mechanism in an initial condition, workpiece enters traffic cycle 41 via supplied materials entrance 25, under the rotation centrifugal action of traffic cycle 41, workpiece near middle part slowly slides onto peripheral both sides, part workpiece origin material entrance 25 is transferred to the peripheral of supplied materials passage 21 and draws close formation one row gradually, another part workpiece origin material entrance 25 is transferred in accessory channel 24, if near the workpiece generation packing phenomenon of cover plate 42 in accessory channel 24, then inductor 44 sends signal, impel curved baffle 45 that the workpiece that middle part is piled up is dialed to periphery gradually, this part workpiece is under traffic cycle 41 acts on, continue to enter in supplied materials passage 21, the workpiece of above-mentioned supplied materials passage 21 forms a line and enters screening passage 23 one by one, when workpiece is through screening passage 23, its centre-of gravity shift goes out to screen passage 23, the workpiece of lying on one's side or tilt eliminates screening passage 23 by screening breach 231 under gravity, upright workpiece enters tapping channel 22 under block piece 30 guides, and is sent to next process, the workpiece of above-mentioned supplied materials passage 21 is when entering screening passage 23, part may be had to miss the arrival end of screening passage 23, and again enter in supplied materials passage 21 through accessory channel 24 under traffic cycle 41 acts on, go round and begin again, traffic cycle 41 defines a space capable of circulation.Above-mentioned unit design is reasonable, and degree of automation is high, substantially increases the work efficiency of equipment.
Specific embodiment described herein is only to the explanation for example of the present invention's spirit.Those skilled in the art can make various amendment or supplement or adopt similar mode to substitute to described specific embodiment, but can't depart from spirit of the present invention or surmount the scope that appended claims defines.

Claims (8)

1. an automatic screening mechanism, comprise frame and to be arranged on above frame and to carry the supplied materials passage of some workpiece, it is characterized in that, at least one tapping channel is also provided with above frame, each tapping channel is each via screening passage and the supplied materials passage UNICOM with screening breach, each screening passage is equipped with the block piece that can prevent upright workpiece from falling into screening breach, when workpiece enters screening passage via supplied materials passage, its centre-of gravity shift goes out to screen passage, now, the workpiece of lying on one's side eliminates screening passage by screening breach under gravity, upright workpiece enters tapping channel under barriers direct, frame is rotatably mounted with traffic cycle, described supplied materials passage, screening passage, tapping channel are all arranged on above traffic cycle, the arrival end of described screening passage and supplied materials passage UNICOM and its Way in is the tangential direction of traffic cycle, the exit end of described screening passage and tapping channel UNICOM and its Way out is the tangential direction of traffic cycle, described tapping channel quantity is one, first gear plate, second baffle, third gear plate, fourth gear plate is arranged with outside described traffic cycle, cover plate is installed with in the middle part of traffic cycle, described first baffle plate, second baffle surround and are formed with supplied materials entrance, described supplied materials passage is surrounded formed by cover plate, the first baffle plate, described screening passage and tapping channel surround formation by third gear plate, fourth gear plate, the arrival end of described supplied materials passage and supplied materials entrance UNICOM, the arrival end of described tapping channel is with screening channel outlet UNICOM and its Way in is the tangential direction of traffic cycle.
2. a kind of automatic screening mechanism according to claim 1, it is characterized in that, the curved setting of described screening passage, described screening breach is opened in screening channel middle side and is positioned at the corner of screening passage, described block piece is be erected at the barrier plate above screening breach, described block piece is more than or equal to the workpiece height of lying on one's side to the height of screening channel bottom, and described block piece is less than upright workpiece height to the height of screening channel bottom.
3. a kind of automatic screening mechanism according to claim 1, it is characterized in that, described cover plate, second baffle surround formation accessory channel, above traffic cycle, erection has axis, curved baffle axis being provided with inductor and being electrically connected with inductor, described curved baffle is arranged in accessory channel and also can stirs the workpiece in the middle part of traffic cycle and transfer them to periphery.
4. a kind of automatic screening mechanism according to claim 1, it is characterized in that, described fourth gear plate is arranged between cover plate and third gear plate, described fourth gear plate entrance is detachable is provided with bearing fixed dam, is movably installed with at least one antifriction-bearing box at bearing fixed dam near the side of supplied materials passage.
5. a kind of automatic screening mechanism according to claim 1, is characterized in that, described screening breach is opened on third gear plate and its entrance is provided with circular arc chamfering.
6. a kind of automatic screening mechanism according to claim 1, is characterized in that, frame is provided with the mini-roundabout tangent with traffic cycle, and it is outer and be arranged on above mini-roundabout that described tapping channel part stretches out traffic cycle.
7. a kind of automatic screening mechanism according to claim 6, it is characterized in that, described being provided with below frame drives with traffic cycle, mini-roundabout the large motor, the fractional motor that are connected respectively, and large motor, fractional motor are connected with traffic cycle, mini-roundabout respectively by large coupler, little coupler.
8. a kind of automatic screening mechanism according to claim 1 and 2, it is characterized in that, described screening passage, tapping channel all only can hold a row workpiece to be passed through, described screening breach can hold at least one workpiece and pass, and frame is provided with the eliminating passage for receiving the workpiece after the rejecting of screening breach.
CN201410320618.6A 2014-07-04 2014-07-04 A kind of automatic screening mechanism Expired - Fee Related CN104129629B (en)

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