CN216994916U - Discharge bin of counting distributor - Google Patents

Abstract

The utility model provides a discharge bin of a counting distributor, belonging to the technical field of production equipment. It has solved current count tripper and has caused the qualification rate to reduce the scheduling problem easily. This go out feed bin of count tripper, including the main part storehouse, the last port in main part storehouse is the feed inlet, the lower port in main part storehouse is the discharge gate, the by-pass mouth has been seted up on the lateral wall of main part storehouse lower extreme, by-pass mouth department has can be with by-pass mouth confined board that turns over, the lower extreme that turns over the board is articulated with the main part storehouse, turn over the board and can cut off discharge gate and feed inlet and be in the tilt up state to main part storehouse internal rotation, the bypass pipeline that outwards extends and the downward sloping set up is connected to fixed connection on the lateral wall of main part storehouse lower extreme, the inner chamber and the by-pass mouth intercommunication of bypass pipeline, the lower extreme of bypass pipeline has the blanking mouth. The production qualification rate of the counting distributor can be improved by using the discharge bin.

Description

Discharge bin of counting distributor

Technical Field

The utility model belongs to the technical field of production equipment, and relates to a discharge bin of a counting distributor.

Background

The product needs to be packaged after being processed in a factory. When the tablets are packed, the specification requirements are generally met, for example, the tablets are 100 tablets and one bottle, the screws are 1000 tablets and one bag or one box, and the counting and packing of the products are needed.

For example, chinese patent literature discloses a CCD electronic counting system [ application number: CN 201420106730.5; the notice number is: CN 203780818U ], comprising a digital chip machine frame, a vibration blanking system, an imaging system, a main control system and a man-machine operation system. The vibration blanking system, the imaging system, the main control system and the man-machine operation system are all arranged on the upper portion of the digital chip machine frame, the main control system is a main control computer, the vibration blanking system is composed of a feeding subsystem, a three-level vibration feeding subsystem, a dust absorption subsystem and a blanking subsystem, a detection channel is arranged below the blanking subsystem, materials enter the three-level vibration feeding subsystem from the feeding subsystem and move downwards layer by layer, and proper distances can be pulled between the materials to avoid overlapping. The imaging system comprises a CCD optical lens and an LED light source, wherein the CCD optical lens and the LED light source are respectively arranged on two sides of the detection channel; the light of the LED light source can be irradiated to the CCD optical lens through the detection channel. The lower part of the detection channel is provided with a channel, the lower part of the channel is provided with a discharging funnel, a medicine bottle is arranged under the discharging funnel, and the medicine bottle is placed on the conveying crawler support.

For another example, chinese patent literature discloses a single-rail modular tablet counting machine [ application No.: CN 201610421359.5; publication number: CN105857653a ], comprising a frame, a feeding part, a conveying part, a detecting part and a discharging part, wherein the conveying part is arranged on the frame, the outlet of the feeding part is arranged above the conveying start end of the conveying part, and the detecting part and the discharging part are butted with the conveying end of the conveying part. The discharging part comprises a feeding hopper, a material cutting mechanism and a discharging hopper, the feeding hopper and the discharging hopper are arranged vertically, the detecting part is used for detecting the quantity of materials passing through the feeding hopper, the material cutting mechanism comprises a horizontal gate capable of being opened and closed, the horizontal gate is arranged between the feeding hopper and the discharging hopper, and the materials passing through the material cutting mechanism are discharged from the discharging hopper to the particle counting machine.

And a packaging container such as a packaging bottle, a packaging box or a packaging bag is arranged below the discharging hopper. During the unloading material directly falls into packaging container, because conveying part carries out the pay-off through the vibration, probably have unnecessary material during the vibration and shaken out to cause the material in certain packaging container too much, to this kind of condition, current ejection of compact portion can't reject the unqualified material of excess, thereby causes the unqualified batch of count to pack into packaging container easily, arouses the reduction of qualification rate.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a discharge bin of a counting distributor, aiming at the problems in the prior art, and solving the technical problem that the prior counting distributor is easy to cause the reduction of the qualified rate.

The purpose of the utility model can be realized by the following technical scheme:

the utility model provides a go out feed bin of count tripper, includes the main part storehouse, the last port in main part storehouse is the feed inlet, the lower port in main part storehouse is the discharge gate, a serial communication port, the by-pass mouth has been seted up on the lateral wall of main part storehouse lower extreme, by-pass mouth department has and turns over the board with by-pass mouth confined, the lower extreme that turns over the board is articulated with the main part storehouse, turn over the board and can cut off discharge gate and feed inlet and be in the tilt up state to main part storehouse inside rotation, fixedly connected with extends outside and the downward sloping bypass pipeline that sets up on the lateral wall of main part storehouse lower extreme, the inner chamber and the by-pass mouth intercommunication of bypass pipeline, the lower extreme of bypass pipeline has the blanking mouth.

The counting distributor comprises a main control system, a vibration blanking system, a detection system and a discharging bin, wherein the vibration blanking system is used for feeding materials, the detection system is used for counting materials, the discharging bin is provided with a gate, and the main control system is a computer or a single chip microcomputer and is used for controlling the feeding of the vibration blanking system, the counting of the detection system, the gate action of the discharging bin and the flap action of the discharging bin. Go out the feed bin setting in the below of feed bin down, the feed opening of feed bin and the feed inlet butt joint of going out the feed bin down, feed bin department under the vibration blanking system carries the material, and detecting system counts the quantity that enters into the interior material of feed bin. When the quantity of the materials entering the discharging bin is larger than or equal to a preset value (the preset value is the quantity needing to be packaged), the main control system controls the vibration discharging system to pause, the gate is opened, and the materials enter the feeding port of the discharging bin from the discharging bin.

Before the counting distributor starts to work, the gate of the discharging bin is in a closed state, and the bypass opening is sealed by the turning plate of the discharging bin. When the counting distributor works, the vibration blanking system conveys materials to the lower material bin, and the detection system counts the materials entering the lower material bin. When the quantity of the materials entering the discharging bin is larger than a preset value (namely the materials are unqualified in counting), the main control system controls the vibration discharging system to pause, controls the turning plate to rotate, separates the discharging port from the feeding port after the turning plate rotates inwards, enables the feeding port to be communicated with the bypass pipeline through the bypass port, opens the gate, and discharges the materials from the discharging port of the bypass pipeline after the materials enter the discharging bin; after the materials are discharged from the discharging bin, the gate is closed, the turning plate rotates reversely, and the turning plate rotates outwards to close the bypass opening again; and then the main control system controls the vibration blanking system to continue working, the materials enter the blanking bin again, and the detection system counts again.

When the number of the materials entering the discharging bin is equal to the preset value (namely the material count is qualified) through the detection coefficient count, the turning plate keeps the bypass opening closed, the main control system controls the vibration discharging system to pause, the gate is opened, the materials enter the discharging bin and then are discharged from the discharging opening, after the materials are discharged, the gate is closed, then the main control system controls the vibration discharging system to continue working, the materials enter the discharging bin again, and the detection system counts again.

In the initial state, the turning plate is positioned at the bypass opening to seal the bypass opening, the feed inlet is separated from the bypass pipeline at the moment, and the feed inlet is communicated with the discharge outlet. When the counting distributor works, a packaging container is placed at the discharge port, materials enter the discharge bin through the feed port, if the material counting is qualified, the turning plate is fixed, the materials enter the packaging container through the discharge port, if the material counting is unqualified, the turning plate rotates inwards to separate the discharge port from the feed port, at the moment, the feed port is communicated with the bypass pipeline through the bypass port, all the materials in the batch are guided to the bypass port by the inclined turning plate, the materials are discharged from the discharge port through the bypass pipeline which is arranged in a downward inclination manner, the turning plate rotates outwards in time to close the bypass port again, and the qualified materials in the next batch are continuously loaded into the packaging container through the discharge port. Just so can in time kick out the packing queue with the unqualified material of count, reduce the unqualified batch of count and packed into the possibility in the packaging container, consequently, use this play feed bin can improve the production qualification rate of count tripper.

In the discharge bin of the counting distributor, a limiting plate is fixed on the side wall of the lower end of the main bin, which is opposite to the bypass opening, a baffle part which is formed by bending towards the bypass opening and is obliquely arranged is arranged on the limiting plate, and when the turning plate rotates to separate the discharge opening from the feed opening, the upper end of the turning plate is positioned right below the baffle part.

The limiting plate and the turning plate can accurately and completely block the discharge hole under the combined action, so that individual materials in the batch with unqualified counting are prevented from leaking from the discharge hole and entering the packaging container to cause unqualified counting, and the production yield is ensured. The baffle portion that the slope set up simultaneously still has the guide effect, can avoid the material to be detained and lead to the material to count nonconformity on the baffle portion, is favorable to guaranteeing the production qualification rate.

In the discharge bin of the counting distributor, a stop plate is fixed at the upper end of the bypass opening on the outer side surface of the main body bin, and the upper end of the turning plate abuts against the stop plate when the turning plate closes the bypass opening. The stop plate has a limiting effect, so that the turning plate accurately seals the bypass port, thereby preventing unqualified counting caused by the leakage of materials from the bypass port and being beneficial to ensuring the production qualification rate.

In the discharge bin of the counting distributor, a guide plate which is inclined downwards and extends is arranged on the inner side surface of the main body bin and is positioned right above the bypass opening. The guide plate has a guide effect on the materials, reduces the possibility of material clamping stagnation, enables the materials to be discharged smoothly, and is favorable for ensuring the production qualified rate.

In the discharge bin of the counting distributor, an observation hole is formed in the upper side wall of the bypass pipeline and is close to the bypass port, and a transparent sealing plate is installed at the observation hole. Can in time know the working conditions that turns over the board through the shrouding observation turn over the working conditions of board, avoid turning over the board and can not rotate the disqualification rate that the position arouses and rise, be favorable to guaranteeing the production qualification rate. Meanwhile, the discharge condition of unqualified batches can be known in time through the observation hole, so that the production workers can monitor the discharge condition conveniently.

In the discharge bin of the counting distributor, one end of the hinged shaft of the turning plate penetrates out of the side wall of the main body bin and is connected with a driving cylinder, the driving cylinder is fixedly connected onto the outer side surface of the main body bin, a connecting plate is fixed on a piston rod of the driving cylinder, a crank is fixedly connected onto the hinged shaft of the turning plate, and a connecting rod is hinged between the crank and the connecting plate. When the driving cylinder acts, the turning plate can be driven to rotate through the connecting rod and the crank.

In the discharge bin of the counting distributor, the upper edge of the main bin is turned outwards to form an upward turning edge, and a plurality of inward bent lugs are arranged on the upward turning edge. Lower port department of feed bin has the protruding edge that corresponds the setting with the hangers down, and when feed bin and play feed bin butt joint down, the hangers articulate on protruding edge, through the hangers convenience with go out the feed bin install count tripper on, make go out feed bin simple to operate.

In the discharge bin of the counting distributor, the two sides of the bypass opening on the outer side surface of the lower end of the main body bin are provided with convex positioning plates, and the positioning plates are inserted in the bypass pipeline and are fixedly connected with the side wall of the bypass pipeline. The bypass pipeline is positioned and installed through the positioning plate, so that the bypass pipeline is convenient to install.

Compared with the prior art, the utility model has the following advantages:

the bypass port, the turning plate and the bypass pipeline are arranged, so that unqualified batches can be removed from a packaging queue, the possibility of loading the unqualified batches into a packaging container is reduced, and the production qualification rate of the counting distributor is improved. The stop plates are arranged, so that materials are prevented from being leaked to generate mixing, and the production yield is guaranteed. Set up guide board and baffle portion, reduce the delay of material in going out the feed bin, be favorable to guaranteeing the production qualification rate. The observation hole is arranged, so that the turnover plate can be observed conveniently, and the normal production is not influenced. The hanger and the positioning plate are arranged, and the assembly is convenient.

Drawings

FIG. 1 is a first perspective view of the discharge bin;

FIG. 2 is a second perspective view of the discharge bin;

FIG. 3 is a perspective view of the main body bin of the present discharge bin;

FIG. 4 is a cross-sectional view of the bypass port closed by the flap in the present discharge bin;

fig. 5 is a sectional view of the discharge port and the feed port separated by the turning plate in the discharge bin.

In the figure, 1, a main body bin; 1a, a feed inlet; 1b, a discharge hole; 1c, turning up the edge; 1d, hanging a lug; 1e, a bypass port; 1f, a positioning plate; 2. turning over a plate; 3. a bypass conduit; 3a, a blanking port; 3b, an observation hole; 3c, sealing plates; 4. a limiting plate; 4a, a baffle portion; 5. a stopper plate; 6. a guide plate; 7. a driving cylinder; 8. a connecting plate; 9. a crank; 10. a connecting rod.

Detailed Description

The following are specific embodiments of the present invention and are further described with reference to the accompanying drawings, but the present invention is not limited to these embodiments.

Example one

As shown in fig. 1, fig. 3 and fig. 5, the discharging bin of the counting distributor comprises a funnel-shaped main bin 1, the lower end of the main bin 1 is of a rectangular cylinder structure, the upper port of the main bin 1 is a feeding port 1a, the lower port of the main bin 1 is a discharging port 1b, and a bypass port 1e is formed in the left side wall of the lower end of the main bin 1. Main part storehouse 1 is gone up along turning over outward and forming turn-up edge 1c, turns up and is provided with several hangers 1d of buckling inwards on the edge 1c, turns up and has a hanger 1d on the preceding lateral part along 1c, does not set up hanger 1d on the back lateral part along 1c that turns up, turns up and all is provided with two hangers 1d on the left part and the right part along 1 c. Go out feed bin and feed bin butt joint, the lower edge of feed bin is rolled over outwards and is formed protruding edge, and protruding edge can be embedded into in the hangers 1 d. When the discharging bin is in butt joint with the discharging bin, the convex edge is horizontally pushed from the rear side part of the upward turning edge 1c without the hanging lug 1d and is embedded into the hanging lug 1 d. A guide plate 6 extending downward is provided on the inner side surface of the main body casing 1 directly above the bypass port 1 e.

As shown in fig. 3, 4 and 5, a turning plate 2 capable of closing the bypass port 1e is arranged at the bypass port 1e, and the lower end of the turning plate 2 is hinged with the main body bin 1. A stop plate 5 is fixed on the left side surface of the main body bin 1 at the upper end of the bypass port 1e, and the upper end of the turning plate 2 abuts against the stop plate 5 when the turning plate 2 closes the bypass port 1 e. The turning plate 2 can rotate towards the inside of the main body bin 1 to separate the discharge port 1b from the feed port 1a and be in an upward inclined state. A limiting plate 4 is fixed on the side wall of the lower end of the main body bin 1 opposite to the bypass port 1e, namely the limiting plate 4 is fixed on the right side wall of the lower end of the main body bin 1, a baffle plate part 4a which is formed by bending towards the bypass port 1e and is obliquely arranged is arranged on the limiting plate 4, and when the turning plate 2 rotates to separate the discharge port 1b from the feed port 1a, the upper end of the turning plate 2 is abutted against the right side wall of the lower end of the main body bin 1 and is positioned under the baffle plate part 4 a.

As shown in fig. 1, fig. 2 and fig. 3, the front end of the hinge shaft of the turning plate 2 penetrates through the front side wall of the main body bin 1, the rear end of the hinge shaft of the turning plate 2 penetrates through the rear side wall of the main body bin 1 and is connected with a driving part, and the driving part is a driving cylinder 7. Drive actuating cylinder 7 fixed connection on the lateral surface of main part storehouse 1 back lateral wall, drive actuating cylinder 7 and be sharp cylinder, be fixed with connecting plate 8 on the piston rod of driving actuating cylinder 7, fixedly connected with crank 9 on the rear end of turning over 2 articulated shafts, it has connecting rod 10 to articulate between crank 9 and the connecting plate 8. A bypass pipeline 3 which extends outwards and is arranged downwards is fixedly connected to the left side wall of the lower end of the main body bin 1, the inner cavity of the bypass pipeline 3 is communicated with a bypass port 1e, and a blanking port 3a is arranged at the lower end of the bypass pipeline 3. Protruding positioning plates 1f are arranged on the front side and the rear side of the bypass opening 1e on the left side face of the lower end of the main body bin 1, the positioning plates 1f are inserted into the bypass pipeline 3 and are fixedly connected with the side wall of the bypass pipeline 3, and the positioning plates 1f and the bypass pipeline 3 are generally fixedly connected through screws or welded. An observation hole 3b is arranged on the upper side wall of the bypass pipeline 3 near the bypass port 1e, and a transparent closing plate 3c is arranged at the observation hole 3 b. The closing plate 3c is fixedly attached to the upper side wall of the bypass duct 3 by means of screws.

The counting distributor comprises a main control system, a vibration blanking system, a detection system and a blanking bin. The vibration blanking system is used for feeding materials, the detection system is used for counting materials, the lower end of the blanking bin is provided with a gate, the gate is driven by a gate motor (refer to patent document CN105857653A), a contactor is connected between the gate motor and a power supply, an electromagnetic valve is connected between a driving cylinder 7 on the blanking bin and an air source, and the contactor and the electromagnetic valve are both electrically connected with the main control system. The main control system is a computer or a single chip microcomputer and is used for controlling the feeding of the vibration blanking system, the counting of the detection system, the action of a gate of the discharging bin and the action of the turning plate 2 of the discharging bin. Go out the feed bin setting in the below of feed bin down, the feed opening of feed bin and the butt joint of feed inlet 1a that goes out the feed bin down, feed bin department under will the material is carried to the vibration blanking system, and detecting system counts the quantity that enters into the interior material of feed bin down. When the quantity of the materials entering the discharging bin is larger than or equal to a preset value (the preset value is the quantity of the materials needing to be packaged), the main control system controls the vibration discharging system to pause, the gate is opened, and the materials enter the feeding hole 1a of the discharging bin from the discharging bin.

Before the counting distributor starts to work, the gate of the discharging bin is in a closed state, the bypass opening 1e is sealed by the turning plate 2 of the discharging bin, and the air pressure is kept in the driving air cylinder 7 to ensure that the turning plate 2 keeps sealing the bypass opening 1 e. When the counting distributor works, the vibration blanking system conveys materials to the lower material bin, and the detection system counts the materials entering the lower material bin. When the quantity of the materials entering the discharging bin is larger than a preset value (namely the materials are unqualified in counting), the main control system controls the vibration discharging system to pause, the main control system sends a door opening signal to the electromagnetic valve, the electromagnetic valve acts to drive a piston rod of the driving cylinder 7 to extend out and drive the turning plate 2 to rotate through the connecting rod 10 and the crank 9, the turning plate 2 rotates inwards to separate the discharging port 1b from the feeding port 1a and enable the feeding port 1a to be communicated with the bypass pipeline 3 through the bypass port 1e, then the gate is opened, and the materials enter the discharging bin and are discharged from the discharging port 3a of the bypass pipeline 3; after the materials are discharged out of the discharging bin within a certain time (the opening delay time of the turning plate 2 and the opening delay time of the gate are preset in a control system generally), the gate is closed, a piston rod of a driving cylinder 7 retracts, the turning plate 2 is driven to rotate reversely through a connecting rod 10 and a crank 9, and the turning plate 2 rotates outwards to close the bypass port 1e again and keep closed; and then the main control system controls the vibration blanking system to continue working, the materials enter the blanking bin again, and the detection system counts again.

When the number of the materials entering the discharging bin is equal to the preset value (namely the material count is qualified) through the detection coefficient count, the main control system does not send a signal to the electromagnetic valve, the turning plate 2 keeps the bypass port 1e closed, the main control system controls the vibration discharging system to pause, the gate is opened, the materials enter the discharging bin and then are discharged from the discharging port 1b, the gate is closed after the materials are discharged within a certain time (the delay time of the gate is generally preset in the control system), then the main control system controls the vibration discharging system to continue to work, the materials enter the discharging bin again, and the detection system counts again.

In the initial state, the turning plate 2 is positioned at the bypass opening 1e to seal the bypass opening 1e, at the moment, the feed inlet 1a is separated from the bypass pipeline 3, and the feed inlet 1a is communicated with the discharge outlet 1 b. When the counting distributor works, a packaging container is placed at the discharge port 1b, materials enter a discharge bin through the feed port 1a, if the material counting is qualified, the turning plate 2 is not moved, the materials enter the packaging container through the discharge port 1b, if the material counting is unqualified, the turning plate 2 rotates inwards to separate the discharge port 1b from the feed port 1a, at the moment, the feed port 1a is communicated with the bypass pipeline 3 through the bypass port 1e, all the materials of the batch are guided to the bypass port 1e by the inclined turning plate 2, the materials are discharged from the discharge port 3a after passing through the bypass pipeline 3 which is arranged in a downward inclination manner, the turning plate 2 timely rotates outwards to close the bypass port 1e again, and the next qualified materials are continuously loaded into the packaging container through the discharge port 1 b. Just so can in time kick out the packing queue with the unqualified material of count, reduce the unqualified batch of count and packed into the possibility in the packaging container, consequently, use this play feed bin can improve the production qualification rate of count tripper.

Certainly, when packing to the material that quantity precision requires lowly (allow count error range great, packing quantity allows in a great scope promptly), this goes out the feed bin and can also be used for dividing the material packing, can all be provided with packaging container in discharge gate 1b and blanking mouth 3a department, turns over the orderly swing back and forth of board 2, realizes that a batch of material from discharge gate 1b ejection of compact packing, and next batch of material is from blanking mouth 3a ejection of compact packing, improves count tripper's work efficiency. The counting distributor can be used for canceling the discharging bin, the vibration discharging system can directly convey materials to the discharging bin, and the detection system counts the materials entering the discharging bin. Before the counting distributor works, the bypass opening 1e is sealed by the turning plate 2 of the discharging bin, and after the counting distributor works, materials are discharged through the discharging opening 1b of the discharging bin. When the quantity of the materials entering the discharging bin reaches a preset value, the main control system controls the vibration blanking system to pause working, sends a door opening signal to the electromagnetic valve, the electromagnetic valve acts to drive a piston rod of the air cylinder 7 to extend out and drive the turning plate 2 to rotate through the connecting rod 10 and the crank 9, the turning plate 2 separates the discharging port 1b from the feeding port 1a after rotating inwards, the feeding port 1a is communicated with the bypass pipeline 3 through the bypass port 1e, then the main control system controls the vibration blanking system to continue working, the detection system counts again, and the materials enter the discharging bin and are discharged from the discharging port 3a of the bypass pipeline 3; when the quantity of the materials entering the discharging bin reaches the preset value again, the main control system controls the vibration blanking system to pause working, sends a door closing signal to the electromagnetic valve, the electromagnetic valve acts and is reversely communicated with the gas circuit, the driving cylinder 7 acts reversely and drives the turning plate 2 to rotate reversely through the connecting rod 10 and the crank 9, the turning plate 2 rotates outwards to seal the bypass opening 1e and keep sealing, then the main control system controls the vibration blanking system to continue working, the detection system counts again, and the materials are discharged through the discharging opening 1b of the discharging bin again.

Example two

The driving member is different from the first embodiment, and the others are the same as the first embodiment. The driving cylinder 7 can be a tilt cylinder which is fixed on the main body bin 1, a rotating shaft of the tilt cylinder is connected with a hinged shaft of the turning plate 2, and the swing of the turning plate 2 is realized by the forward rotation and the reverse rotation of the tilt cylinder. After the swing cylinder drives the turning plate 2 to seal the bypass port 1e, the turning plate 2 can keep sealing the bypass port 1e by keeping the air pressure in the swing cylinder. The driving piece can also be a motor, the motor is fixedly connected to the main body bin 1, a rotating shaft of the motor is connected with a hinged shaft of the turning plate 2, and the turning plate 2 swings in forward rotation and reverse rotation of the motor. The motor is a brake motor, so that the turning plate 2 is convenient to keep the bypass opening 1e closed.

The specific embodiments described herein are merely illustrative of the spirit of the utility model. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the utility model as defined in the appended claims.

Claims (8)

1. A discharge bin of a counting distributor comprises a main body bin (1), wherein an upper port of the main body bin (1) is a feed inlet (1a), a lower port of the main body bin (1) is a discharge outlet (1b), and the counting distributor is characterized in that a bypass port (1e) is formed in the side wall of the lower end of the main body bin (1), a turning plate (2) capable of sealing the bypass port (1e) is arranged at the bypass port (1e), the lower end of the turning plate (2) is hinged with the main body bin (1), the turning plate (2) can rotate towards the inside of the main body bin (1) to separate the discharge outlet (1b) from the feed inlet (1a) and is in an upward inclined state, a bypass pipeline (3) extending outwards and arranged is fixedly connected to the side wall of the lower end of the main body bin (1), the inner cavity of the bypass pipeline (3) is communicated with the bypass port (1e), the lower end of the bypass pipeline (3) is provided with a blanking port (3 a).

2. The discharge bin of the counting distributor as claimed in claim 1, wherein a limiting plate (4) is fixed on the side wall of the lower end of the main bin (1) opposite to the bypass port (1e), the limiting plate (4) is provided with a baffle part (4a) which is bent towards the bypass port (1e) and is obliquely arranged, and when the turning plate (2) rotates to block the discharge port (1b) from the feed port (1a), the upper end of the turning plate (2) is positioned right below the baffle part (4 a).

3. The discharge bin of a counting dispenser according to claim 1, characterized in that a stop plate (5) is fixed on the outer side of the main body bin (1) at the upper end of the bypass opening (1e), and the upper end of the flap (2) abuts against the stop plate (5) when the flap (2) closes the bypass opening (1 e).

4. The discharge bin of a counting dispenser according to claim 1, characterized in that the inner side of the main bin (1) is provided with a guide plate (6) extending downwards just above the bypass opening (1 e).

5. The discharge bin of the counting distributor according to any one of claims 1 to 4, wherein the upper side wall of the bypass pipe (3) is provided with an observation hole (3b) near the bypass opening (1e), and a transparent sealing plate (3c) is arranged at the observation hole (3 b).

6. The discharge bin of the counting distributor according to any one of claims 1 to 4, wherein one end of the hinged shaft of the turning plate (2) penetrates through the side wall of the main body bin (1) and is connected with a driving cylinder (7), the driving cylinder (7) is fixedly connected to the outer side surface of the main body bin (1), a connecting plate (8) is fixed on the piston rod of the driving cylinder (7), a crank (9) is fixedly connected to the hinged shaft of the turning plate (2), and a connecting rod (10) is hinged between the crank (9) and the connecting plate (8).

7. The discharge bin of the counting distributor according to any one of claims 1 to 4, wherein the upper edge of the main body bin (1) is outwardly turned to form an upward turning edge (1c), and a plurality of inwardly turned lugs (1d) are arranged on the upward turning edge (1 c).

8. The discharge bin of the counting distributor according to any one of claims 1 to 4, wherein the outer side of the lower end of the main bin (1) is provided with protruding positioning plates (1f) at two sides of the bypass opening (1e), and the positioning plates (1f) are inserted into the bypass pipe (3) and fixedly connected with the side wall of the bypass pipe (3).

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