JPH0643211B2 - Egg transfer device in automatic egg washing and sorting device - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION (Industrial field of application) The present invention is an egg in the case of transferring an egg that is conveyed in a plurality of rows with its axis being horizontal to a conveyor that conveys the egg in a single row with the axis of the egg being vertical. Transfer device.

(Prior Art) In an automatic egg-washing and sorting apparatus, eggs are usually conveyed in six rows on a drum-shaped roller conveyor, but after weighing the eggs, they are sorted by weight. Since it is easier to control the transportation in a single line, a method is adopted in which a single line is used after weighing with a weighing machine.

Such a device is disclosed in Japanese Patent No. 930311 (Japanese Patent Publication No. 53-8).
423). This device holds multiple transfer cups that receive eggs with the axis horizontal from the delivery conveyor in an elevated horizontal position for receiving eggs and while rotating downward, at approximately the speed of the dispensing conveyor located below. A device is shown for accelerating and tilting downwards and gravity transfer to individual holding pockets on a distribution conveyor. However, in the device of this patent, since there is only one transfer cup between the delivery conveyor and the distribution conveyor, when the axis of the egg is changed from horizontal to vertical by the rotation of this transfer cup, the lower side of the transfer cup is lowered at the same time. It is necessary to accelerate the cup to the same speed as that of the distribution conveyor at the same time in a short time, but only one transfer cup accelerates the speed to the same speed as the distribution conveyor and completely It was difficult to make the axis of the vertical. As a result, the eggs were thrown into the pockets of the distribution conveyor before being completely vertical.

(Problems to be Solved by the Invention) In recent years, the egg processing industry has increased the amount of processed eggs, and there has been a demand for the development of an automatic egg washing / sorting apparatus capable of coping with this. However, with conventional transfer, the higher the speed, the more unstable it was, and there was a limit to increasing the throughput of eggs.

Therefore, in the present invention, the axis of the egg is made completely vertical in order to cope with high-speed processing of the egg, and in this state, the egg is received more safely in a separate receiving portion, and this is accelerated to the same speed as the conveyor speed. In this way, each bucket of the transfer conveyor is effortlessly loaded.

(Means for Solving the Problems) Therefore, the present invention is a roller conveyor that conveys eggs in a plurality of rows with the axis line horizontal, and an egg can be received in a state where the axis line is vertical at a position lower than the roller conveyor. A device for transferring eggs to a conveyor provided with a bucket, after receiving the eggs sent from the roller conveyor with its axis horizontal, and an axis converter that converts the axis of each egg into a vertical direction. , An acceleration input which is located below the axis converter and has a cup whose open end can be opened and closed to receive the egg axis from the axis converter in a vertical state, and which reciprocally swings in synchronization with the speed of the conveyor. And a swing arm that pivotally attaches one end to the acceleration thrower rotatably and reciprocally swings the acceleration thrower in the transport direction of the transport conveyor about the other end. Going By swinging, when the acceleration is turned machine is swung rearwardly with respect to the conveying direction of the conveyor,
While the cup is positioned close to the lower side of the axis converter, it receives eggs whose axis has already been made vertical by the axis converter, swings in the carrying direction of the carrying conveyor, and speed of the carrying conveyor. When synchronized, the axis conversion machine provides an egg transfer apparatus in an automatic egg-washing sorting apparatus that is positioned to receive a new egg while keeping the axis line horizontal while dropping and approaching the bucket of the conveyor. It is a thing.

Further, specifically, in front of the roller conveyor, after converting the axis of the egg into a vertical axis while holding the received egg with the saucer and the holding claws making the axis horizontal, the egg having an axis changer that drops downward Provide a transfer device.

(Example) An example of the present invention will be described with reference to the drawings.

In FIG. 2, reference numeral 1 denotes a roller conveyer which conveys eggs in a plurality of rows with the axis of the eggs horizontal, and normally conveys the eggs in six rows.

The weighing machine 2 is provided in front of the roller conveyor 1 via a guide plate 7 so as to correspond to each lane of eggs, and the rollers conveyor 1 weighs the eggs sequentially conveyed. The weighed eggs are carried by the impeller 3 provided above each weighing device 2 onto the saucer 11 of the egg axis converter 9 provided in front of each of the weighing machines 2 through the guide plate 8 and then to the saucer 11. The mounted egg is held by a holding claw 12 which is arranged on the upper part of the egg so as to be vertically movable, and the axis of the egg is converted into a vertical direction by the rotation of the axis converter 9.

As shown in FIGS. 1 and 3, this egg axis converter 9 is provided with a saucer 11 projecting forward at the lower left part of a block-shaped main body 11a, and a lower end of a hook-shaped metal fitting 25 at the upper right part. The part is rotatably provided, and egg holding claws 12 are provided so as to project above the saucer 11 from the tip end of the hook-shaped metal fitting 25. The corner portion of the hook-shaped metal fitting 25 and the upper left part of the main body. A tension spring 13 is provided between the two, and a horizontal elongated hole 55 is provided above the main body.
A fixing pin 54 horizontally projected from the vertical substrate 14 is orthogonally passed therethrough, and a main body drive pin 26 is rotatably provided to the left of the elongated hole 55 of the main body. By connecting the tip of a crank 53 provided on the shaft 52, and reciprocating the drive shaft 52 by 90 degrees, the crank 53 is reciprocated from vertical to horizontal, and the main body is rotated from A to C in FIG. It was done. That is, when the main body drive shaft 52 is rotated to the right from the state of FIG. 3A, the elongated hole 55 of the main body 11a slides on the fixing pin 54 by the crank 53 and tilts to the lower left as shown in FIG. When is rotated and becomes horizontal, the elongated hole 55 becomes vertical as shown in FIG. 3C, and the axis line of the egg held in the saucer 11 is converted from horizontal to vertical.

The egg is pressed and held by the holding claw 12 in the state of FIG. 3A, and the holding claw 1 after the state of FIG. 3C is reached.
Although not shown, the release of 2 is performed in association with tilting of the main body 11a by the crank 53.

After releasing the egg in the state shown in FIG. 3C and dropping it into the cups 17a, 17b of the lower acceleration charger 10, the drive shaft 52 is rotated in the reverse direction to return the crank 53 vertically to receive the next egg. 3 The state of FIG.

The accelerating throwing machine 10 which receives the egg in the vertical state from the above-mentioned egg axis converter 9 has a transport conveyor 4 provided therebelow.
And is dropped to the bucket 5 at the same speed as the moving speed.

As shown in FIG. 1 and FIG.
Two rods 16 and 16 are rotatably provided in parallel on the holder support plates 15a and 15b provided on the left and right sides, and a pair of cups 17a and 17b are attached to holders 17 and 17 provided below the rods 16 and 16, respectively. Provided with gear plates 21, 21 at one end of both rods 16, 16 to engage with each other,
A tension spring 23 is provided between the gear plates 21 and 21 so that the lower ends of the cups 17a and 17b are always closed, and a cup opening lever 18 is projected rearward on one of the rods 16 and 16 at the other end. A guide guide 20 is provided so as to come into contact with the tip of the opening lever 18, and the opening lever 18 is guided by the lateral movement of the acceleration throwing machine 10, so that the lower ends of the cups 17a and 17b are guided by the force of the tension spring 23. It is designed to open and close against.

The above-mentioned egg axis converters 9 are arranged side by side in front of the vertical substrates 14 in the same number as the number of eggs sent by the roller conveyor 1, and the acceleration feeder 10 includes the axis converters 9.
The cups 17a and 17b are provided on the six-pair holders 17 and 17 at the same pitch as the arrangement interval of the buckets 5 of the conveyor 4 which moves the lower portion thereof in a line in the axial direction of the rods 16 and 16. Is the same as the pitch.

FIG. 4 shows the driving principle of the axis conversion machine 9 and the acceleration injection machine 10 of the present invention, and shows the back surface of the vertical substrate 14. The drive shafts 52 of the axis converter 9 are provided in parallel in six rows, and these are synchronously reversibly rotated by a constant angle via an endless chain 49 mounted on a sprocket wheel 39 attached to a drive shaft 50. .

The acceleration throwing machine 10 is provided at the lower ends of two swinging arms 19, 19 which are swingably supported above the back surface of the vertical substrate 14.
Both holder support plates 15a and 15b are provided at the rear of the acceleration injector 10.
The side surfaces of the support rails 15c fixed so as to pass between them are rotatably connected, and the upper ends of the swing arms 19, 19 are rotatably axially fixed to the vertical substrate 14, respectively. Further, one of the swing arms 19, 19 transmits rotation to a sprocket wheel 60 of an intermediate shaft 58a by a sprocket wheel 59 attached to an arm driving shaft 58, and is connected to a tip of an eccentric crank 62 provided on the intermediate shaft 58a. The eccentric crank 62 swings like a chain line. The other swing arm 19 is an auxiliary arm for keeping the acceleration injector 10 always horizontal with respect to the swing of the normal track. Therefore, swing arm 1
The reference numerals 9 and 19 swing left and right around an upper end portion that is pivotally fixed to the vertical substrate 14. Therefore, when the swinging arms 19, 19 swing rearward with respect to the transport direction of the transport conveyor 4, the acceleration throwing machine 10 is also swung to the left from the cup open state shown by the solid line in FIG. It is positioned slightly above so as to approach the converter 9, and at the same time, the tip of the cup opening lever 18 at the left end is guided by the guide 2
The lower ends of the cups 17a and 17b are closed via the rod 16 and the holder by being regulated to 0, and the eggs dropped from the upper axis converter 9 are received at this position. Further, when the swing arms 19, 19 swing in the transport direction of the transport conveyor 4, the acceleration throwing machine 10 is also swung to the right as shown by the solid line from the state where the cups 17a, 17b of the chain line in FIG. Bucket 5 on conveyor 4
Located slightly below so as to approach.

Next, the operation of the present invention will be described.

The eggs conveyed by the roller conveyor 1 are weighed by the weighing device 2, and then transferred by the impeller 3 onto the saucer 11 of the egg axis converter 9 as shown in FIG. 3A. Next, when the drive shaft 52 is rotated and the crank 53 is operated, the holding claw 12 presses the upper part of the egg in conjunction with this, and the egg axis becomes vertical as shown in FIG. 3C through the state of FIG. 3B. Convert. When the crank 53 is slightly lowered from this state, the holding claw 12 is opened against the force of the tension spring 13 and the holding of the egg is released, so that the egg falls in the vertical state and the cup 17a of the accelerating machine 10 provided at the lower part. Received at 17b. Accelerating machine 10
The position where the egg is received is the position indicated by the chain line in FIG. 4, and at this time, the lower end of the cup is closed, and the position is the position where it hits the upper hand in the traveling direction of the transport conveyor 4, and the swing arms 19, 19 swing. Due to the movement, the acceleration throwing machine 10 is positioned near the egg held by the axis converter 9. After the eggs are received here, the oscillating motion of the oscillating arms 19 and 19 accelerates the egg to the same speed as the traveling speed of the conveyor 4 moving therebelow, and in synchronization with the bucket conveyor, moves to the right in FIG. Moving. With this synchronous movement, the cup opening lever 18 of the acceleration throwing machine 10 is regulated by the guide guide 20 and immediately before the swing arms 19, 19 reach the rightmost end.
Six eggs are dropped at the same time and transferred to the bucket 5 of the transport conveyor 4 which moves a and 17b downward and advances straight downward. At this time, the acceleration loading machine 10 is installed in
The transfer space is shortened, so that the transfer space is shortened, which is convenient.

The accelerating throwing machine 10 that dropped the egg has swinging arms 19, 19.
When the cup opening lever 18 is released from the regulation of the guide guide 20 when returning to the original position of the left end by the reciprocating movement of the cups 17a and 17b by the action of the tension spring 23,
By receiving the eggs again and repeating the same operation, the eggs are continuously transferred to the conveyor 4. The time required for one reciprocation of the acceleration throwing machine 10 is designed to be equal to the time required for the six buckets of the transport conveyor 4 to advance, and six eggs are simultaneously thrown into the bucket 5 without leakage.

Regarding the axis converter 9, the reciprocating motion of the crank 53 within a range of about 90 ° converts the eggs from horizontal to vertical in accordance with the reciprocating motion of the accelerating throwing machine 10, and the eggs of the accelerating throwing machine 10 all at once. It is thrown in and then returned to the state of FIG. 3A to receive the next new egg with its axis horizontal.

The configuration of the egg axis converter 9 according to the present invention is not limited to the above-described configuration, and various methods and means such as a means for converting an angle using a suction cup are conceivable.

(Effects of the Invention) The present invention is a process in which an egg transferred in a plurality of rows with the axis line horizontal as described above is completely vertical by an axis converter, and drops into a cup of an acceleration throwing machine provided at the bottom. Let
This acceleration loading machine separates the process of accelerating to the same speed as the conveyer conveyor and transfers a plurality of eggs to the bucket, so the transfer of eggs becomes complete and reliable, and in recent years the egg industry It is possible to support the high-speed processing that was longing for. Also, when receiving the movement of the acceleration throwing machine from the upper axis converter, it moves up a little and receives it in a close state, and when transferring it to the lower bucket, it drops a little and drops it in a state close to the bucket. The space retention time is short, and there is an advantage that the transfer work can be performed more completely and surely.

[Brief description of drawings]

The drawings show an embodiment of the present invention. FIG. 1 is a perspective view of an axis converter and an acceleration injection machine, FIG. 2 is a side view showing a positional relationship of the present invention, and FIG. 3 is a movement of the axis converter. Front view,
FIG. 4 is a rear view showing the drive mechanism. 1 ... Roller conveyor, 2 ... Measuring device 3 ... Imperator, 4 ... Conveyor conveyor, 5 ... Bucket, 9 ... Axis conversion machine, 10 ... Accelerator, 11 ... Saucepan, 12 ... Holding claw, 13 ... tension spring 16 ... rod, 17 ... holder 17a, 17b ... cup, 18 ... opening lever 19 ... swing arm, 20 ... guide guide 21 ... gear plate, 23 ... spring 25 ... … Hook type metal fittings, 26 …… Drive pin 50 …… Drive shaft, 52 …… Drive shaft 53 …… Crank, 54 …… Fixing pin 55 …… Oval hole, 58 …… Arm drive shaft 58 ′ …… Intermediate shaft, 60 sprocket 62 eccentric crank

Claims (2)

[Claims] 1. An egg is transferred from a roller conveyor that conveys eggs in a plurality of rows with the axis lined horizontally to a conveyor having individual buckets that receive the eggs at a position lower than the roller conveyor and the axis is vertical. A device for changing, which receives an egg sent from the roller conveyor with its axis lined horizontally and then converts the axis of each egg into a vertical direction, and an axis converter below the axis converter. , An accelerating throwing machine equipped with a cup which can be opened and closed at the lower end for receiving the egg axis from the axis changing machine in a vertical state, and reciprocatingly oscillating in synchronization with the speed of the conveyer conveyor, and one end turning to the accelerating throwing machine A swing arm that is movably attached to the shaft and that reciprocally swings the acceleration loading machine in the transport direction of the transport conveyor about the other end. Carrying When it swings backward with respect to the transport direction of the conveyor,
While the cup is positioned closely below the axis converter, it receives eggs whose axis has already been made vertical by the axis converter, swings in the carrying direction of the carrying conveyor, and the speed of the carrying conveyor. When synchronized, the egg transfer in the automatic egg-washing sorting apparatus is characterized in that the axis converter is positioned so as to receive a new egg with the axis horizontal while dropping and approaching the bucket of the conveyor. Replacement device. 2. Eggs are transferred from a roller conveyor that conveys eggs in a plurality of rows with the axis lined horizontally to a conveyor conveyer equipped with individual buckets that receive the eggs at a position lower than the roller conveyors and the axis is vertical. A device for changing, in front of the roller conveyor, an axis converter for converting the axis of the egg vertically while holding the received egg with the saucer and holding claws keeping the axis horizontal, An acceleration throwing machine provided below the axis converter and having an openable and closable lower end that receives the egg axis from the axis converter in a vertical state, and reciprocally swings in synchronization with the speed of the conveyor. A swing arm for pivotally pivoting one end to the acceleration throwing machine and reciprocally swinging the acceleration throwing machine in the transport direction of the transport conveyor about the other end; Movement According to the above, when the acceleration input device swings backward with respect to the transfer direction of the transfer conveyor,
While the cup is positioned close to the lower side of the axis converter, it receives eggs whose axis has already been made vertical by the axis converter, swings in the carrying direction of the carrying conveyor, and speed of the carrying conveyor. When synchronized, the egg transfer in the automatic egg-washing sorting apparatus is characterized in that the axis converter is positioned so as to receive a new egg with the axis horizontal while dropping and approaching the bucket of the conveyor. Replacement device.