CN216971200U

CN216971200U - Fruit weighing device

Info

Publication number: CN216971200U
Application number: CN202220607259.2U
Authority: CN
Inventors: 董丹青; 米明; 田恒; 张金标
Original assignee: Shanghai Guozhu Information Technology Co ltd
Current assignee: Shanghai Guozhu Information Technology Co ltd
Priority date: 2022-03-18
Filing date: 2022-03-18
Publication date: 2022-07-15
Anticipated expiration: 2032-03-18

Abstract

The fruit weighing device comprises a weighing machine, a feeding conveyor belt and a discharging conveyor belt, wherein the weighing machine receives a current part of fruit which is conveyed forwards by the feeding conveyor belt; the weighing device is provided with a material blocking mechanism for blocking the next fruit conveyed by the feeding conveyor belt under a normal state; the weighing device is provided with a material pushing mechanism for pushing a current fruit on the weighing machine out to the edge of the weighing machine, a discharging conveyor belt receives the pushed current fruit, and the material stopping mechanism is operated to be retracted so as not to block the next fruit. The current fruit can be accepted by the weighing machine and then weighed without being moved by a weigher, and the stop mechanism blocks the next fruit at the moment so as to avoid influencing the weighing of the current fruit. After weighing is finished, a weigher does not need to carry away the current fruit, and only needs to operate the pushing mechanism to push the current fruit out, and the current fruit can be carried away after being carried by the discharging conveyor belt.

Description

Fruit weighing device

Technical Field

The utility model relates to the technical field of fruit weighing, in particular to a fruit weighing device.

Background

After a fruit seller buys fruits in a large batch, a worker is required to be sent to select fresh fruits as a selector from the fruit box, then the fruits are conveyed to the side of a weighing machine through a feeding conveying belt, then the worker is sent to the weighing machine as the selector to move the box from the feeding conveying belt to the weighing machine for weighing, after the weighing is finished, the box is moved to a discharging conveying belt at the side of the fruit seller, and the box is conveyed away through the discharging conveying belt.

SUMMERY OF THE UTILITY MODEL

The technical problem to be solved by the utility model is to provide a fruit weighing device, and a weigher does not need to manually carry fruits when using the fruit weighing device to weigh the fruits.

In order to solve the technical problem, the fruit weighing device comprises a weighing machine, a feeding conveyor belt for conveying fruits to the weighing machine and a discharging conveyor belt for conveying the fruits away from the weighing machine, wherein the weighing machine is aligned to the front end of the feeding conveyor belt and receives the current part of the fruits conveyed by the feeding conveyor belt; the weighing device is provided with a material stopping mechanism which blocks the next fruit conveyed by the feeding conveyor belt under a normal state; the weighing device is provided with a material pushing mechanism for pushing a current fruit on the weighing machine out to the edge of the weighing machine, a discharge conveyor belt is aligned to the edge of the weighing machine to accept the pushed current fruit, and a material stopping mechanism is operated to be retracted so as not to block a next fruit, so that the next fruit is conveyed to the weighing machine by the feed conveyor belt.

Further:

the pushing mechanism comprises a pushing cylinder and a pushing plate arranged on an output shaft of the pushing cylinder, the pushing plate is aligned with the current fruit on the weighing machine, and the pushing cylinder is operated to extend out of the output shaft towards the edge of the weighing machine, so that the output shaft drives the pushing plate to push the current fruit out towards the edge of the weighing machine; and/or

The striker mechanism comprises a striker cylinder extending out of an output shaft and a striker plate arranged on the output shaft of the striker cylinder, the striker plate temporarily blocks the next fruit conveyed by the feeding conveyor belt, and the striker cylinder is operated to retract the output shaft so that the output shaft drives the striker plate to retract so as not to block the next fruit.

Furthermore, the fruit feeding device comprises a control mechanism, wherein the control mechanism is connected with the material pushing mechanism and the material blocking mechanism, and when the control mechanism is operated, the material pushing mechanism is operated to push out the current fruit and the material blocking mechanism is operated to stop the next fruit.

Further:

Furthermore, the device comprises an air compressor for driving the material pushing cylinder and/or the material blocking cylinder; the control mechanism is connected with the air compressor, and when the control mechanism is operated, the air compressor drives the material pushing cylinder to extend out of the output shaft of the material pushing cylinder and/or drives the material blocking cylinder to retract into the output shaft of the material blocking cylinder.

Further, the control mechanism includes an electromagnetic valve and a control switch for controlling the electromagnetic valve; the air compressor is connected with the material pushing cylinder and/or the material blocking cylinder through an air path so as to drive the material pushing cylinder and/or the material blocking cylinder, and the electromagnetic valve is connected to the air path; when the control switch is operated, the electromagnetic valve is reversed, so that the air compressor drives the material pushing cylinder to extend out of the output shaft of the material pushing cylinder and/or drives the material blocking cylinder to retract into the output shaft of the material blocking cylinder.

Further, the control switch is a foot switch.

Further, the infeed conveyor front end is lower than the rear end, and/or the outfeed conveyor front end is lower than the rear end.

Furthermore, the feeding conveyor belts are arranged in parallel, and the weighing machine is aligned to the front ends of the two feeding conveyor belts and receives the current fruit portion conveyed forwards by the two feeding conveyor belts; the stock stop is arranged between the two feeding conveyor belts.

Furthermore, a rotary drum for receiving the current fruit is arranged on the weighing machine, and the rotary drum rotates to send the current fruit above the rotary drum out to the edge of the weighing machine.

Furthermore, the rotary drums are arranged in a front-to-back mode, and particularly the current portion of the fruit above the rotary drums is sent out to the front edge of the weighing machine.

Further, the outfeed conveyor belt, in particular, the rear end is aligned with the above-mentioned edge of the weighing machine.

Because the weighing machine aims at the front end of the feeding conveyor belt, the current fruit delivered by the feeding conveyor belt can be accepted by the weighing machine for weighing without being moved by a weigher, and the material blocking mechanism blocks the next fruit delivered by the feeding conveyor belt so as to avoid influencing the weighing of the current fruit. Because the pushing mechanism can push the current fruit out of the edge of the weighing machine, and the discharging conveyor belt is aligned to the edge of the weighing machine, the current fruit does not need to be carried away by a weigher after the weighing is finished, and the current fruit can be carried away after the discharging conveyor belt carries the current fruit by operating the pushing mechanism to push the current fruit. The weigher can operate the material stopping mechanism to fold while operating the material pushing mechanism to push out the current fruit, so that the material stopping mechanism does not block the next fruit conveyed by the feeding conveyor belt any more, and the next fruit can be conveyed forwards to the weigher by the feeding conveyor belt.

Drawings

Fig. 1 is an isometric view of a fruit picking and weighing device from a perspective standing diagonally in front of the picking station.

Fig. 2 is an isometric view of the fruit selecting and weighing device from a perspective standing diagonally in front of the weighing machine, without the support platform and preparation box shown.

Detailed Description

The utility model is described in further detail below with reference to specific embodiments.

Referring to fig. 1, a rotary table 13 is movably mounted on the selecting table 1, and a driving motor (not shown in the figure) for driving the rotary table 13 to rotate is fixedly mounted on the selecting table. The picking platform 1 is left in the direction indicated by an arrow C in fig. 1, a worker stands on the right side of the picking platform 1 to serve as a picker, fruits are firstly poured on the rotary disc 13 to be spread, then an empty box is placed on the picking platform 1, a fresh fruit is picked from the rotary disc 13 and is loaded into the box, the driving motor drives the rotary disc 13 to continuously rotate in the process to send the fruits originally on the left side of the picking platform 1 to the right side of the picking platform 1, so that the picker does not need to extend an arm or walk to the left side of the picking platform 1, and the fruits on the rotary disc 13 can be picked only by standing on the right side of the picking platform 1.

Referring to fig. 1, a weighing machine 2 is arranged at a far position of a selecting table 1, two feeding conveyor belts 3 which are parallel to each other at the left and right are arranged between the selecting table 1 and the weighing machine 2, the two feeding conveyor belts 3 convey in the direction indicated by an arrow a in fig. 1, the two feeding conveyor belts 3 and the selecting table 1 both take the direction as the front, the rear ends 32 of the two feeding conveyor belts 3 are aligned with the front edge 12 of the selecting table 1, and the weighing machine 2 is aligned with the front ends 31 of the two feeding conveyor belts 3. Two rows of rotating wheel sets 11 which are parallel to each other at the left and the right are arranged at the front part of the selecting platform 1, and each row of rotating wheel set 11 is composed of a plurality of rotating wheels which are arranged in the front and the back. When selecting fruits, a picker places an empty box on two rows of rotating wheel groups 11 at the front part of a picking platform 1, a fresh fruit is picked out on a rotating disc 13 and is loaded into the empty box, the box is pushed forward only after the loading is finished, the pushing force of the picker is converted into the friction force between the box and the two rows of rotating wheel groups 11, the friction force enables the two rows of rotating wheel groups 11 to rotate, so that the box is sent out to the front edge 12 of the picking platform 1, the two feeding conveyor belts 3 receive the box together and send the box forward from the picking platform 1, the weighing machine 2 receives the box sent forward by the two feeding conveyor belts 3, and the picker continues to pick the next fruit. The weighing machine 2 is lower than the selecting table 1, and the front ends 31 of the two feeding conveyor belts 3 are lower than the rear ends 32, so that boxes can be conveyed conveniently. Side walls 34 are provided on the left and right sides of the two infeed conveyors 3 to prevent boxes from exiting the two infeed conveyors 3 sideways during conveyance.

The fruit is generally priced by weight, and if the weight of the fruit contained in each box is the same, it is convenient to price and sell the fruit, but it is difficult for the selector to ensure that each piece of fruit contained in the box has the same weight, for this, see fig. 1, a worker stands beside the weighing machine 2 as a weigher, and the weigher 2 is used to weigh the weighed box 41 containing the current piece of fruit. A preparation tank 43 and a support table 44 for placing the preparation tank 43 are placed beside the weigher, and the preparation tank 43 is filled with fresh fruit (not shown). If the current fruit weight is too heavy, the weigher takes out a proper amount of fruit from the weighed box 41 and puts the fruit into the preparation box 43 until the weight of the current fruit weight is reduced to the set range; if the current serving of fruit is too light, the weigher takes an appropriate amount of fruit from the preparation bin 43 and places it in the weighed bin 41 until the weight of the current serving of fruit increases to within the set range.

Referring to fig. 1, when a weigher weighs a weighed box 41 containing a current fruit, the weigher may prepare an unweighted box 42 containing a next fruit and send the unweighted box out by a feeding conveyor belt 3, if the unweighted box 42 is sent to a weighing machine 2 through the feeding conveyor belt 3 at the moment, the weighing of the current fruit is influenced, to this end, a material blocking cylinder 61 is arranged below two feeding conveyor belts 3, an output shaft 611 extends out of the material blocking cylinder 61, a material blocking plate 62 is arranged on the output shaft 611, the material blocking cylinder 61 and the material blocking plate 62 form a material blocking mechanism 6 together, the material blocking plate 62 extends between the two feeding conveyor belts 3 in a normal state, and the unweighted box 42 conveyed by the two feeding conveyor belts 3 is blocked to prevent the influence on the weighing of the current fruit.

The weighing machine 2 is arranged in front of the arrow B in the figure 2, the discharging conveyor belt 5 which is conveyed forwards is arranged in front of the weighing machine 2, the rear end 52 of the discharging conveyor belt 5 is aligned with the front edge 22 of the weighing machine 2, and the front end 51 of the discharging conveyor belt 5 is provided with a placing platform 53. The weighing machine 2 is provided with a plurality of tumblers 23 arranged in tandem, and the plurality of tumblers 23 receive the boxes 41 to be weighed. A material pushing cylinder 71 and a material pushing plate 72 arranged on an output shaft 711 of the material pushing cylinder 71 are arranged behind the weighing machine 2, the material pushing cylinder 71 and the material pushing plate 72 jointly form a material pushing mechanism 7, and the material pushing plate 72 is aligned to the box 41 to be weighed on the weighing machine 2. An air compressor 9 is arranged beside the material pushing cylinder 71, as shown in fig. 1 and 2, the air compressor 9 is connected with the material pushing cylinder 71 and the material blocking cylinder 61 through an air path to drive the material pushing cylinder 71 and the material blocking cylinder 61, an electromagnetic valve 81 is connected to the air path, the electromagnetic valve 81 is electrically connected with a foot switch 82, and the electromagnetic valve 81 and the foot switch 82 form a control mechanism together. After the weighing of the weighed box 41 is completed, the weighed box 41 does not need to be manually moved away from the weighing machine 2, the electromagnetic valve 81 is controlled to be reversed only by stepping on the foot switch 82 to enable the air compressor 9 to drive the material pushing cylinder 71 to extend out of the output shaft 711 of the weighing machine 2 towards the front edge 22, so that the material pushing plate 72 is driven to push the weighed box 41 out of the front edge 22 of the weighing machine 2, in the process, the thrust of the material pushing plate 72 on the weighed box 41 is converted into the friction of the weighed box 41 on the plurality of rotary drums 23, and the friction drives the plurality of rotary drums 23 to respectively rotate to send the weighed box 41 out of the front edge 22 of the weighing machine 2. The boxes 41 to be weighed that are sent out are taken up by the outfeed conveyor 5 and then sent away from the weighing machine 2 and onto the placing table 53, where they are stacked by other staff. The placing table 53 is lower than the weighing machine 2, and the front end 51 of the discharging conveyor belt 5 is lower than the rear end 52, so that the weighed boxes 41 can be conveyed conveniently. The material blocking cylinder 61 and the material pushing cylinder 71 have opposite actions, when a weigher steps on the foot switch 82 to control the electromagnetic valve 81 to change the direction, the air compressor 9 drives the material blocking cylinder 61 to retract to the output shaft 611 thereof to drive the material blocking plate 62 to retract, so that the unweighted box 42 is not blocked any more, and the feeding conveyor belt 3 continues to forward send the unweighted box 42 to the weigher 2. The air compressor 9 can control the material blocking cylinder 71 and the material blocking cylinder 61 to simultaneously act by a weigher only by stepping on the foot switch 82, and the operation is simple.

Referring to fig. 1 and 2, the selecting table 1 and its rotary table 13, two rows of rotary wheel sets 11, the driving motor, the feeding conveyor belt 3 and its two side blocking walls 34, the weighing machine 2 and its multiple rotary drums 23, the discharging conveyor belt 5, the placing table 53, the material blocking mechanism 6, the material pushing mechanism 7, the control mechanism, the air compressor 9, the support table 44 and the preparation box 43 together constitute a fruit selecting and weighing device.

The above description is only the embodiments of the present invention, and the scope of protection is not limited thereto. The insubstantial changes or substitutions will now be made by those skilled in the art based on the teachings of the present invention, which fall within the scope of the claims.

Claims

1. Fruit weighing device, including the weighing machine, the feeding conveyer belt of conveying to the weighing machine and the exit conveyor belt of conveying away the weighing machine, its characterized in that before fruit: the weighing machine is aligned with the front end of the feeding conveyor belt and receives the current fruit conveyed forward by the feeding conveyor belt; the feeding conveyor belt continuously conveys the next fruit to the weighing machine, and the weighing device is provided with a material blocking mechanism which blocks the next fruit conveyed by the feeding conveyor belt in a normal state; the weighing device is provided with a material pushing mechanism for pushing a current fruit on the weighing machine out to the edge of the weighing machine, a discharge conveyor belt is aligned to the edge of the weighing machine to accept the pushed current fruit, and a material stopping mechanism is operated to be retracted so as not to block a next fruit, so that the next fruit is conveyed to the weighing machine by the feed conveyor belt.

2. The fruit weighing apparatus of claim 1, wherein:

The stock stop is including stretching out the striker cylinder that has the output shaft and installing the striker plate on striker cylinder output shaft, and the striker plate temporarily blocks the next fruit of being conveyed by the feeding conveyer belt, thereby the striker cylinder is operated the output shaft then the output shaft drives the striker plate and packs up and no longer block next fruit.

3. The fruit weighing apparatus of claim 1, wherein: the fruit feeding mechanism comprises a control mechanism, wherein the control mechanism is connected with a material pushing mechanism and a material blocking mechanism, and when the control mechanism is operated, the material pushing mechanism is operated to push out the current fruit and the material blocking mechanism is operated to stop blocking the next fruit.

4. The fruit weighing apparatus of claim 3, wherein:

5. The fruit weighing apparatus of claim 4, wherein: the device comprises an air compressor for driving a material pushing cylinder and/or a material blocking cylinder; the control mechanism is connected with the air compressor, and when the control mechanism is operated, the air compressor drives the material pushing cylinder to extend out of the output shaft of the material pushing cylinder and/or drives the material blocking cylinder to retract into the output shaft of the material blocking cylinder.

6. The fruit weighing apparatus of claim 5, wherein: the control mechanism comprises an electromagnetic valve and a control switch for controlling the electromagnetic valve; the air compressor is connected with the material pushing cylinder and/or the material blocking cylinder through an air path so as to drive the material pushing cylinder and/or the material blocking cylinder, and the electromagnetic valve is connected to the air path; when the control switch is operated, the electromagnetic valve is reversed, so that the air compressor drives the material pushing cylinder to extend out of the output shaft of the material pushing cylinder and/or drives the material blocking cylinder to retract into the output shaft of the material blocking cylinder.

7. The fruit weighing apparatus of claim 6, wherein: the control switch is a foot switch.

8. The fruit weighing apparatus of claim 1, wherein: the front end of the feeding conveyor belt is lower than the rear end, and/or the front end of the discharging conveyor belt is lower than the rear end.

9. The fruit weighing apparatus of claim 1, wherein: the weighing machine is aligned to the front ends of the two feeding conveyor belts and receives the current fruit fed forward by the two feeding conveyor belts; the stock stop is arranged between the two feeding conveyor belts.

10. The fruit weighing apparatus of claim 1, wherein: the weighing machine is provided with a rotary drum for receiving the current fruit, and the rotary drum rotates to send the current fruit above the rotary drum out to the edge of the weighing machine.

11. The fruit weighing apparatus of claim 10, wherein: the rotary drums are arranged in a front-back mode, and the current portion of fruit above the rotary drums is conveyed out to the front edge of the weighing machine.

12. The fruit weighing apparatus of claim 1, wherein: the exit conveyor belt is specifically aligned at the rear end with the aforementioned edge of the weighing machine.