JP5093712B2 - Sorting device - Google Patents

Description

  According to the present invention, a sorting tray provided so as to be able to rotate between a transport posture for transporting a sorted article on the transport chain and a discharge posture for discharging the sorted article is provided to reduce the rotational fall speed to the discharge posture. The present invention relates to a sorting device that controls speed. It can be used not only for selecting fruits, vegetables, and potatoes, but also for selecting fresh fish, shellfish, and dried fish shellfish. Further, the present invention can be effectively used in a form in which a sorting object for weight sorting is weighed by a load cell or the like, or a form in which the size, shape, color, or the like of the sorting object is simply measured by a camera or the like.

  The sorting tray that is placed on the transport chain and transports the sorting object is configured to support a guide tray with a sorting tray bottom that is different from the mounting portion for the transport chain, a support mechanism that supports the sorting tray, A technique is known in which a part of the guide rail is notched to release the support guide for the sorting tray and the sorting tray is turned over.

  In order to transport the sorting tray on which the sorting object is placed to the sorting position and discharge the sorting article, the sorting tray in the transport process is turned over to the side of the transport path. At this time, the sorting tray that has been slidably supported by the guide rail or the like loses its supporting guide due to the notch portion of the guide rail, so that the tipping and turning at the sorting position is performed at a rapid speed, and noise due to impact force is generated. It is large and is liable to cause wear damage of the sorting pan line mechanism and shortens the durability. Moreover, it becomes easy to receive the damage which the sorting thing discharged | emitted from this sorting tray receives. For example, fresh vegetables such as tomatoes and peaches, fruits, seafood, and the like are easily damaged by the impact of discharge and dropping at the sorting position, and the quality is likely to deteriorate.

According to the first aspect of the present invention, the sorting tray 3 on which the sorting object is placed on the holder bracket 2 of the transport chain 1 is provided around the support pin 17 so as to be able to turn around, and the supporting lever 5 supports the sorting tray 3. The selection plate 3 has a support lever 5 that rotates around the lever pin 19 and is engaged with an engagement guide 7 and an engagement pin 6 formed on the holder bracket 2 and the support lever 5 , respectively. was a conveyance posture a supported to horizontally relative to the holder bracket 2, also the engagement by leaving discharging position of a fall rotated around the support pin 17 more sorting dish 3 to the support lever 5 as B, a possible orientation switchable between the conveying position a and the discharge position B, and sorting position for overturning guiding the sorting tray 3, rotating press the support lever 5 and falling direction of the sorting tray 3 to the tuning direction Engagement of holding transport posture A A tipping guide 44 to be removed is provided, and at a position facing the tipping guide 44, the support lever 5 pushed and rotated by the turning of the tipping guide 44 is received and slid to guide the tipping speed of the sorting plate 3. It is set as the structure of the sorting device characterized by providing the fall prevention guide 42 to suppress.
When the sorting object is placed on the sorting tray 3 in the transport posture A that is driven and transported by the transport chain 1, the sorting object is measured while the sorting dish 3 is being transported. The support lever 5 of the sorting tray 3 is pushed and rotated by the rotation of the fall guide 44, the holding engagement of the transport posture A position with respect to the holder bracket 2 is released, and the sorting tray 3 is rotated and turned. The support lever 5 is slid on the upper overturning suppression guide 42. The rotation of the support lever 5 is immediately pressed against and brought into sliding contact with the overturning suppression guide 42, and the sorting tray 3 is inclined outward to discharge the sorting object placed in the discharging posture B. When the posture is changed to the discharge posture B, the support lever 5 provided in the sorting plate 3 itself is disengaged from the engagement state with respect to the holder bracket 2 as described above. The speed is suppressed to a slow speed. Therefore, the angular speed of the turnover by the dead weight of the sorting tray is limited to be slow, and the sorting object is discharged and dropped from the sorting tray 3 slowly.

In the second aspect of the invention, the support lever 5 that switches between the transporting posture A for transporting the sorting tray 3 with the sorting object loaded thereon and the discharging posture B for falling and discharging to the sorting position rotates the sorting tray 3. A guide surface 21 that is pivotally supported around the lever pin 19 disposed on the lower side portion of the supporting pin 17 to be supported and that is pushed by the tipping guide 44 is placed on the side opposite to the protruding side of the sorting plate 3. It is characterized by protruding toward.
As described above, the rotation of the tipping guide 44 pushes and rotates the support lever 5 of the sorting tray 3 that is attached to the transport chain 1 holder bracket 2 and is transported. While switching to the transport posture A for transport and the discharge posture B for overturning and discharging to the sorting position, the support lever 5 is slidably guided to the overturn suppression guide 42 to alleviate the overturn speed of the sorting tray 3. the screened tray 3 supported by the support pin 17 to the holder bracket 2, this from the support pin 17 against the conveying direction is supported to protrude to one side, the support lever 5 under side of the sorting tray 3 The guide surface 21 at the distal end protrudes toward the base end of the sorting tray 3 . By operating the support lever 5, the posture of the sorting tray 3 with respect to the holder bracket 2 can be switched from the transport posture A to the discharge posture B. In this transport posture A, the sorting tray 3 is moved with respect to the holder bracket 2 itself. The support lever 5 can be directly supported to reduce the sliding guide resistance, and the support lever 5 is disengaged from the holder bracket 2 and slid on the tipping suppression guide 42, whereby the sorting plate 3 and The guide is slid in the direction of overturning rotation due to the weight of the selected item so as to release the sliding frictional resistance, and the speed of overturning rotation is suppressed.

The invention according to claim 3, overturning guide 44 for sliding guiding the support lever 5 of the sorting tray 3 forms an inclined surface E which is inclined to the solenoid shaft 43 along the conveying direction of the sorting tray 3 The solenoid shaft 43 is pivotally supported so as to be rotatable.
The sorting tray 3 is maintained in the transport posture A by the support lever 5, and can place the sorted item and transport it to the sorting position. The support lever 5 of the sorting tray 3 is pushed by the turning of the overturning guide 44 supported so as to be rotatable around the shaft 43, and the sorting tray 3 is turned over to the discharge posture B. When the sorting tray 3 is transported to the sorting position, the tipping guide 44 formed with the inclined surface E is rotated around the solenoid shaft 43, and the support lever 5 of the sorting tray 3 during the transporting movement is tilted. Pushing on the inclined surface E of the guide 44 releases the support of the sorting tray 3 by the support lever 5 and causes the sorting tray 3 to turn over.

  The invention according to claim 4 is characterized in that the guide surface 21 of the support lever 5 is formed in an arcuate surface. As described above, the support lever 5 of the sorting tray 3 is operated in response to the sliding contact of the tipping guide 44 with the guide surface 21 at the sorting position to release the supporting action of the sorting tray 3 and turn over. Since the sliding by the overturn guide 44 is formed on the arcuate surface of the support lever 5, the engaging action can be deepened, and an accurate and smooth sliding action is performed.

  The invention according to claim 5 is characterized in that the sorting tray 3 is configured such that the length of the tray can be changed by attaching or detaching or expanding or contracting the end tray 45 on the tip side. Depending on the size, length, etc. of the sorting object, each sorting dish 3 can change the length of the sorting dish 3 by changing the length of the sorting dish 3 by attaching / detaching / extending / retracting the end dish 45 at the tip. It can be adapted to the form.

According to the first aspect of the present invention, the overturning speed of the support lever 5 pushed by the rotation of the overturn guide 44 is received by the overturn suppression guide 42, and the overturning speed of the sorting tray 3 from the transport posture A to the discharge posture B is received. While the support lever 5 is slid on the overturn prevention guide 42, the overturning rotation of the sorting tray 3 is moderately suppressed, and the fall of the sorted matter in the sorting tray 3 is moderated to reduce the drop impact. At the same time, the damage caused by the collision of the selected items can be reduced. Therefore, the discharge drop can be maintained largely. Furthermore, smooth operation can be performed by reducing mechanical shock, vibration, noise, etc. of the sorting tray 3 and the sorting tray line.

The invention according to claim 2, wherein the sorting tray 3 supported by the support pin 17 to the holder bracket 2 supports projects to one side in pairs in the conveying direction from the support pin 17, the sorting tray The support lever 5 supported by the lever pin 19 on the lower side of 3 projects the guide surface 21 at the distal end toward the base end of the sorting tray 3. By actuating the support levers 5, Ru can switch the posture relative to the holder bracket 2 of the sorting tray 3 from the transport position A to the discharge position B. In this transport posture A, the sorting tray 3 can be directly supported with respect to the holder bracket 2 itself to reduce sliding guide resistance, and the support lever 5 is disengaged from the holder bracket 2. by sliding the tipping suppression guide 42 Te result, sliding is guided fall rotational direction due to the weight of the sorting tray 3 and sorted matters, to suppress the rate of the fall rotation.

According to the third aspect of the present invention, the support lever 5 for overturning the sorting tray 3 is overturned by the rotation of the overturn guide 44 that rotates about the shaft 43, so that the guide surface 21 of the support lever 5 is scooped up. In this way, the engaging portions 6 and 7 between the support lever 5 and the holder bracket 2 are removed, and the disengaged support lever 5 is located on the side facing the tipping guide 44. It is received by the overturning suppression guide 42 to suppress overturning of the sorting tray 3. Further, by rotating the tipping guide 44, the guide surface 21 of the support lever 5 conveyed along with the sorting tray 3 by the inclined surface E is lifted up, and the frictional sliding contact time is shortened so that it can be made quickly and smoothly. A fall switching action can be performed.

  According to the fourth aspect of the present invention, since the guide surface 21 of the support lever 5 is formed in an arcuate surface, the sliding contact with the rotating tipping guide 44 is deepened to maintain an accurate operation. By reducing the resistance during the sliding contact, the tipping guide 44 is smoothly slidably touched, the impact can be reduced, vibration of the sorting tray 3 can be prevented, and smooth and stable tipping discharge. The action can be performed.

  Since the invention according to claim 5 can change the length of the sorting tray 3, it can be set to a length suitable for sorting and transporting according to the shape and length of the sorting object, The main body portion of the sorting tray 3 can be shared to provide a simple and inexpensive configuration.

  Based on the drawings, the sorting apparatus 10 is provided with a support lever 5 that is ejected via a spring 4 on a sorting plate 3 pivotally supported by a holder bracket 2 of a transport chain 1 so as to be rotatable up and down. 2 and the support lever 5 are switched to engage and disengage between a transport posture A for receiving and transporting the sorting tray 3 and a discharge posture B for discharging the transported sorting material outward. Possible engagement pins 6 and engagement guides 7 are formed. In the transport posture A of the sorting tray 3, the support lever 5 is repelled by the spring 4 force with respect to the holder bracket 2, and the engagement pin 6 and the engagement guide 7 are engaged to be maintained in the horizontal state. In this state, a sorting object is supplied and placed on the upper surface of the sorting tray 3, and the weighing and sorting action is performed while being conveyed. In the discharging posture B of the sorting tray 3 that performs the sorting and discharging action based on this measurement, the support pin 5 is rotated against the spring 4 so that the engagement pin G and the engagement guide 7 are disengaged. Then, the sorting tray 3 is inclined outward, and the placed sorting product is discharged. After the discharge, the support lever 5 is returned by the force of the spring 4 so that the engagement pin 6 and the engagement guide 7 are engaged to maintain the original conveying posture A.

  In this case, the sorting apparatus according to the present invention performs sorting by tumbling the sorting tray 3 at the sorting position on the transport path while arranging and rotating the sorting tray 3 on which the sorting object is placed along the transport chain 1. Along with a sorting tray line for discharging objects, a tipping restraining guide 42 is provided which guides the sorting tray 3 at the sorting position to fall and slide to suppress the tipping speed. When a sorting object is placed on the sorting tray 3 in the transport posture A that is driven and transported by the transport chain 1, the measuring operation of the sorting object is performed while the sorting dish 3 is being transported. Based on this measurement, the sorting tray 3 is inclined outward at the sorting position, and the sorting object placed in the discharging posture B is discharged. In this posture change to the discharge posture B, the overturning rotation of the sorting tray 3 causes the weighing and sorting action to be performed while feeding and placing the sorting object on the upper surface. In the discharging posture B of the sorting tray 3 that performs the sorting and discharging action based on this measurement, the tipping rotation guide speed is guided to the tipping suppression guide 42 and the tipping rotation speed is suppressed to a slow speed. Therefore, the angular speed of the turnover by the dead weight of the sorting tray is limited to be slow, and the sorting object is discharged and dropped from the sorting tray 3 slowly.

  The overturning suppression guide 42 includes a transport posture A for transporting the sorting tray 3 attached to the transport chain 1 via the holder bracket 2 on the transport chain 1, and a discharge posture B for overturning and discharging the sorting tray 3 to the sorting position. The support lever 5 to be switched to is slidably guided. The sorting tray 3 has a support lever 5, and by operating this support lever 5, the posture of the sorting tray 3 with respect to the holder bracket 2 can be switched between the transport posture A and the discharge posture B. In A, the sorting tray 3 can be directly supported with respect to the holder bracket 2 itself to reduce the sliding guide resistance, and by sliding the support lever 5 on the overturning suppression guide 42, the sorting tray 3 and The guide is slid in the direction of overturning rotation due to the weight of the selected item so as to release the sliding frictional resistance, and the speed of the overturning rotation is suppressed. Each of the overturning suppression guides 42 is provided at the sorting / discharging position and is attached to the sorting frame 46 via the support bracket 50. It is formed to be inclined from the lower side of the upper side to the upper side of the lower side along the conveying direction of the sorting tray 3, and the upper side surface of the support lever 5 is brought into sliding contact. Since the support lever 5 is pivoted downward around the support pin 17 with respect to the holder bracket 2 integrally with the sorting tray 3, the top surface of the support lever 5 is prevented from falling over. The sorting plate 3 is sequentially turned around the support pins 17 in accordance with the conveyance, and is turned to the discharge posture B at a slow speed.

  Further, the support lever 5 of the sorting tray 3 is pushed by the turning of the overturning guide 44 supported so as to be rotatable around the shaft 43, and the sorting tray 3 is turned over to the discharge posture B. And The sorting tray 3 is maintained in the transport posture A by the support lever 5, and can place the sorted item and transport it to the sorting position. When the sorting tray 3 is transported to the sorting position, the tipping guide 44 is rotated around the shaft 43, and the supporting lever 5 of the sorting tray 3 being transported is pushed by the tipping guide 44. The support of the sorting tray 3 is released, and the sorting tray 3 is turned over.

  The tipping guide 44 rotates the support lever 5 around the lever pin 19 and is arranged at the start end position of each sorting and discharging position below the movement path of the support lever 5. The overturn guide 44 is configured to rotate around the solenoid shaft 43 along the front-rear direction with respect to the bracket 47 on the sorting frame 46. The solenoid shaft 43 has a rotary solenoid 48 and is reciprocated by a predetermined angle. The arm 49 of the fall guide 44 is fixed to the tip of the solenoid shaft 43. The tipping guide 44 is configured such that the outer peripheral rotation surface forms a conical inclined surface E around the solenoid shaft 43, and the rotation direction cross section is also formed in an arc shape or a curved surface shape D. When the guide surface 21 of the support lever 5 is pushed up by this rotation, the hoisting is performed accurately and smoothly. Such a fall guide 44 is normally provided at the outer lower portion of the movement path of the guide surface 21 of the support lever 5, but when the support lever 5 reaches the sorting and discharging position, the solenoid shaft 43 moves from the outside to the inside. The support lever 5 is lifted by the upper peripheral curved surface D and the inclined curved surface E of the fall guide 44, and the support lever 5 is rotated around the lever pin 19 toward the sorting and discharging side. The support lever 5 of the sorting tray 3 that is turned over by the release of the transport posture A is inherited by the guide area at the start end portion of the fall prevention guide 42. The overturning rotation of the sorting tray 3 is suppressed. Each sorting and discharging section of the sorting device 10 is provided with a sorting and discharging device 25 including a shooter that receives the sorting items discharged from the sorting tray 3.

  Further, the lower guide surface 21 of the support lever 5 is formed in an arcuate curved surface and receives the rotational sliding contact of the fall guide 44. As described above, the support lever 5 of the sorting tray 3 is operated in response to the sliding contact of the tipping guide 44 with the guide surface 21 at the sorting position to release the supporting action of the sorting tray 3 and turn over. Since the sliding by the overturn guide 44 is formed on the arcuate surface of the support lever 5, the engaging action can be deepened, and the support lever 5 can be operated accurately and smoothly.

  Furthermore, the sorting tray 3 is characterized in that the tray length can be changed by attaching or detaching or extending or retracting the end tray 45 on the tip side. Depending on the size, length, etc. of the sorting object, each sorting dish 3 can change the length of the sorting dish 3 by changing the length of the sorting dish 3 by attaching / detaching / extending / retracting the end dish 45 at the tip. It can be adapted to the form. FIG. 7 shows a configuration in which the end tray 3 is configured to be detachable. Each sorting tray 3 is formed in a dish shape on the upper surface so that a sorting object can be easily placed, and a reinforcing rib having an appropriate height on the lower surface side. 51 is formed. An engaging pin 52 that protrudes left and right and a pin hole 54 through which the connecting pin 53 is inserted are formed at the tip of the reinforcing rib 51. Further, the end plate 45 connected to the tip of the sorting plate 3 is a socket portion 57 in which the front end portion of the reinforcing rib 56 protrudes, and the socket portion 57 extends along the outer surface of the reinforcing rib 51. A pin groove 58 that fits into the engaging pin 52 and a pin hole 55 that overlaps the pin hole 54 are formed by this insertion. The socket portion 57 of the end plate 45 is inserted into the reinforcing rib 51 portion, and the connecting pin 53 can be inserted and connected to the overlapping portion of the pin holes 54 and 55 of both ends. The connection pin 53 can be prevented from being pulled out by a hair pin 59 or a nut tightening or the like. The upper surfaces of the connecting portions of the sorting tray 3 and the end tray 45 connected in this way are formed as smooth surfaces. Moreover, it replaces with the form which attaches / detaches this edge part tray 45, and is comprised so that the length of each sorting tray 3 may be changed and adjusted by expanding and contracting in the length direction of the sorting tray 3 in the state always attached to the sorting tray 3. You can also

  The conveyor chain 1 is stretched and driven between the sprockets 11 and 12 before and after the conveyor frame. A box-shaped holder bracket 2 is attached along the transfer chain 1. Sorting plates 3 addressed to two front and rear are arranged for each holder bracket 2 to constitute a sorting device 10 as a keyboard-type sorting plate line in which each sorting plate 3 is connected in a keyboard shape as a whole. The sorting tray 3 pivotally supported on the holder bracket 2 of the transport chain 1 is provided with a support lever 5 that is repelled through a spring 4 between the holder bracket 2 and the support lever 5. In this case, the sorting pan 3 is engaged with a transfer posture A for receiving and transporting a selection and a discharge posture B for discharging the transfer selection to the outside, and is engaged with an engagement pin 6 that can be switched to be separated. A joint guide 7 is formed. In addition, a guide roller 9 that supports and guides the guide rail 8 is provided on the opposite side of the holder bracket 2 to the side where the holder bracket 2 is attached to the conveyance chain 1. The holder bracket 2, the sorting tray 3, the support lever 5, and the like are formed of hard synthetic resin.

  The transport chain 1 is guided and driven by a chain rail 13 having a C-shaped cross section. A mounting bracket 15 is attached by a link pin 14 along one side of the transport chain 1, and the holder bracket 2 is attached to the mounting bracket 15 by a fastener 16. At the upper part of each holder bracket 2, two keyboard-type sorting dishes 3 that are rotatable up and down around support pins 17 in the front-rear direction are provided. A small space 18 is formed between the front and rear sorting dishes 3. In addition, each sorting tray 3 of each holder bracket 2 is configured to be individually rotatable around the support pin 17. A support lever 5 is rotatably provided around the lever pin 19 in the front-rear direction at a lower portion of the support pin 17 of each sorting plate 3 and is urged to rotate by the spring 4. The support lever 5 supports the sorting tray 3 and has a lever support pin 20 at the tip, and can support the base portion of the sorting tray 3 that protrudes from the lower side. The spring 4 is repelled so as to press the lever pin 20 to the lower side of the sorting plate 3. The support lever 5 has a hitting portion 21 on the proximal end side, and by pushing the hitting portion 21 upward against the spring 4 pressure, the engagement between the engagement guide 7 and the engagement pin 6 is released. It is configured as possible. A concave notch engaging guide 7 is formed under the base of each supporting lever 5, and an engaging pin 6 projects from the side surface of the holder bracket 2 facing the engaging guide 7. The engagement state between the engagement guide 7 and the engagement pin 6 is maintained by the four pressures. Each sorting tray 3 is supported by the holder bracket 2 by the support pins 17 and the fitting portions of the engagement guides 7 with respect to the engagement pins 6. The engaging portion of the engaging pin 6 and the engaging guide 7 that are fitted by the pressure of the spring 4 receives the selected item on the upper surface of the selecting plate 3, whereby the lever supporting pin 20 of the supporting lever 5 is pushed down. As a result, the engagement guide 7 of the support lever 5 presses the engagement pin 6 of the holder bracket 2 outwardly C, and in addition to receiving the spring 4 pressure, the sorting tray 3 is maintained in the transport posture A. . The engagement pin 6 is provided on the holder bracket 2 and the engagement guide 7 is provided on the support lever 5. However, the engagement pin 6 is provided on the support lever 5 and the engagement guide 7 is provided on the holder bracket 2. It can also be in the form.

  Since the holder bracket 2 can be attached to and detached from the mounting bracket 15, maintenance can be improved. A guide roller 9 is rotatably attached to the lower portion of each holder bracket 2 on the side opposite to the mounting bracket 15 side by a shaft bolt 22 and is supported and guided on a guide rail 8 integrated with the sorting frame. The weight of the sorting object placed on the sorting tray 3 often has a center of gravity position G at a position displaced outward from the support pin 17, and the lower portion on the center of gravity position G side is supported by the guide roller 9. .

  A supply conveyor 23 can be provided at the start end of the sorting apparatus 10 to feed and place the sorted product. A sorting camera 24 for detecting the size of the sorting object is provided above the starting end of the sorting apparatus 10, and the sorting discharge for sorting and discharging the sorting object by size on the lower side in the transport direction than the sorting camera 24 is provided. A plurality of devices 25 are arranged. When the size of the sorting object is detected by the sorting camera 25, the number of sorting trays 3 to be overturned and the sorting discharge position are determined by the controller 26, and the operation output time of the solenoid 27 at this number of locations is determined. By the output from the controller 26 of the solenoid 27, the overturn guide 44 is rotated over that time, and a predetermined number of the support lever 5 guide surfaces 21 are pushed up against the spring 4, and the sorting plate 3 in the transport posture A Is moved down to the discharge posture B, and the sorted material is discharged to the position of the corresponding sorting and discharging device 25. In addition, the sorting camera 24 measures the sorting object on the sorting tray 3 in a plan view. However, the sorting camera 24 may measure in a side view or a front view and detect it three-dimensionally.

  The transport chain 1 is driven to bring the sorting device 10 into a rotational transfer state. The sorted product is supplied onto the sorting tray 3 by the supply conveyor 23 and is conveyed. When the sorting object placed on the sorting tray 3 reaches the position of the sorting camera 24, the size, shape and the like of the sorting object are detected by photographing with the camera 24, and the position of the sorting and discharging device 25 is designated. The operation output time of the solenoid 27 to be discharged is designated. When the sorting object reaches the designated discharge position, the output of the solenoid 27 pushes up the guide surface 21 of the support lever 5 of the sorting tray 3 in the transport posture A, and the engagement pin 6, the engagement guide 7, Is disengaged, and the plurality of sorting trays 3 on which the sorted items are placed are rotated downward around the support pins 17 to the discharge posture B. At this time, since the support lever 5 is integrated with the sorting tray 3 that is in contact with the lever support pin 20, the upper surface of the support lever 5 is slidably contacted with the lower surface of the overturning suppression guide 42, and the sorting is performed. The overturning rotation of the plate 3 is suppressed. Since the support lever 5 is sequentially rotated upward along the inclined surface of the overturning suppression guide 42, the overturning rotation of the sorting tray 3 is also performed at a slow speed, and the sorted matter is slowly discharged. In the state of the discharge posture B, when the double stroke is reached by the end of the conveyance, the sorting tray 3 is rotated around the support pin 17 by its own weight and becomes an inverted horizontal state, and is accompanied by the tension pressure by the spring 4. Thus, the engagement pin 6 and the engagement guide 7 are engaged, and the conveyance posture A is restored. Moreover, the support structure of the sorter of such a sorter can also be used for a weight sizer that sorts and discharges a sorted item for each weight category of the weight.

  The top view and side view of a part of sorting apparatus.   The rear figure which shows the operation state, and a partial perspective view.   Rear view.   The rear view which shows the operation state.   The plan view.   The side view.   The rear view of the sorting tray part, and the exploded perspective view.   The whole side view of the sorting device, and the sorting control block diagram.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Conveyance chain 2 Holder bracket 3 Sorting pan 5 Support lever 21 Guide surface 42 Overturn suppression guide 43 Solenoid shaft 44 Overturn guide 45 End plate A Conveyance posture B Discharge posture

Claims (5)

A sorting tray 3 on which a sorting object is placed on the holder bracket 2 of the transport chain 1 is provided around the support pin 17 so as to be able to turn around, and is a support lever 5 that supports the sorting tray 3 and rotates around the lever pin 19. The sorting tray 3 is placed horizontally with respect to the holder bracket 2 by engaging the engaging guide 7 and the engaging pin 6 respectively formed on the holder bracket 2 and the supporting lever 5. Jo the support to a conveying position a, also the engagement by leaving a discharging position B of a fall rotated around the support pin 17 more sorting dish 3 to the support lever 5, the discharge and the conveyance posture a to allow orientation switchable between a position B, the sorting tray 3 to the sorting position for tipping guide, engage conveying position a holding rotated pressing the supporting lever 5 and falling direction of the sorting tray 3 to the tuning direction Set the fall guide 44 to remove At the same time, at the position facing the tipping guide 44, the tipping suppression guide for suppressing the tipping speed of the sorting plate 3 by receiving and supporting the support lever 5 pushed and rotated by the turning of the tipping guide 44. 42. A sorting apparatus comprising 42.   A support lever 5 that switches between a transporting posture A for transporting the sorting tray 3 with a sorting object and a discharging posture B for overturning and discharging the sorting tray 3 to a sorting position is provided on the lower side of a support pin 17 that rotatably supports the sorting tray 3. The guide surface 21 that is pivotally supported around the lever pin 19 that is disposed at the same time and that is pushed and rotated by the tipping guide 44 protrudes toward the side opposite to the protruding side of the sorting plate 3. The sorting apparatus according to claim 1. An overturning guide 44 that slides and guides the support lever 5 of the sorting tray 3 is formed on an inclined surface E that is tilted with respect to the solenoid shaft 43 along the conveying direction of the sorting tray 3, and around the solenoid shaft 43 . sorting device according to claim 1 or 2, characterized in that the pivotally supported.   The sorting apparatus according to claim 1, 2, or 3, wherein the guide surface 21 of the support lever 5 is formed in an arcuate surface.   The sorting device according to claim 1, 2, 3, or 4, wherein the sorting tray 3 is configured such that the length of the tray can be changed by attaching or detaching or extending or contracting an end tray 45 on the tip side.

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