Multi-head high-speed belt type combined scale
Technical Field
The invention belongs to the technical field of combination weighers, and particularly relates to a multi-head high-speed belt type combination weigher.
Background
Present combination balance, the transmission belt that weighs that generally has material conveyer belt and weighing unit, because the drop of material conveyer belt and transmission belt that weighs is big, generally high drop is more than 100mm, and some are as much as 200mm, when weighing some fragile article like this, high drop is big, can break fragile article into pieces, damage can harm the material like this, current belt combination balance is often used for in supermarket and the bright goods market, be used for seafood, fruit, meat etc. often, these differences in height cause the surperficial damage of material easily, perhaps influence pleasing to the eye, cause the loss for the trade company.
Disclosure of Invention
The invention aims to solve the problems and provide a multi-head high-speed belt type combination scale which is simple in structure and reasonable in design.
The invention realizes the purpose through the following technical scheme:
the utility model provides a high-speed belt combination balance of bull, includes the inside combination balance main part that is provided with single chip microcomputer control system, one side of combination balance main part is provided with the touch-sensitive screen with single chip microcomputer control system electric connection, the up end fixed mounting of combination balance main part has a plurality of groups conveying mechanism that weighs, conveying mechanism that weighs includes conveying mechanism and weighs conveying mechanism's weighing transducer, weighing transducer and single chip microcomputer control system electric connection, a plurality of groups conveying mechanism that weighs divide into two rows, and the position between two rows is provided with the conveyer belt, the conveyer belt height is lower than conveying mechanism height that weighs, the fixed surface of conveyer belt installs the buffer strip, when the buffer strip receives the pressure, the limit stroke of vertical direction is greater than the limit stroke of horizontal direction.
As a further optimization scheme of the invention, the upper end of the buffer belt is level with the upper end of the weighing and conveying mechanism.
As a further optimization scheme of the invention, the number of the buffer belts is four, the upper ends of the middle two groups of buffer belts are level with the upper ends of the weighing and conveying mechanisms, and the upper ends of the middle two groups of buffer belts are higher than the upper ends of the other two groups of buffer belts.
As a further optimization scheme of the invention, the buffer belt comprises an upper buffer mechanism, a lower buffer mechanism and a flexible soft belt wrapped on the upper buffer mechanism and the lower buffer mechanism.
As a further optimization scheme of the invention, the upper and lower buffer mechanisms comprise rubber belts, the lower ends of the rubber belts are fixedly provided with support frames, and the support frames limit the horizontal movement of the buffer belts.
As a further optimization scheme of the invention, the lower end of the supporting frame is connected with a limiting belt in a sliding manner, and the supporting frame is arranged between the limiting belt and the rubber belt.
As a further optimization scheme of the invention, the support frame comprises an upper post fixed on the lower end face of the rubber belt, the limiting belt comprises a plurality of groups of limiting posts, the limiting posts are fixedly connected with the surface of the conveying belt, an elastic rope is arranged between two adjacent groups of limiting posts, a sliding block is connected between the limiting posts in a sliding manner, a lower post is fixedly arranged in the sliding block, a connecting plate is movably connected between the upper post and the lower post, when the rubber belt is pressed, the connecting plate rotates around the axis of the upper post, and the other end of the connecting plate rotates around the axis of the lower post and drives the sliding block to move along the limiting belt.
As a further optimization scheme of the invention, a buffer piece is fixedly connected between the rubber belt and the limiting belt.
The invention has the beneficial effects that: the material falling protection device is provided with a plurality of groups of buffer belts, the buffer belts are utilized to well help materials fall on the conveying belt and drive the materials to move to the tail end of the conveying belt, the flexible soft belts are arranged on the surfaces of the buffer belts, damage caused by free falling of the materials can be well reduced, the materials are not prone to tilting through the support frame, the service life of the buffer belts is prolonged, the material falling protection device has a good protection effect on the materials, the whole device is simple in structure and convenient to operate, the materials are protected conveniently, and damage caused when the materials fall is reduced.
Drawings
FIG. 1 is an overall top schematic view of the present invention;
FIG. 2 is a schematic view of the construction of the cushion of FIG. 1 in accordance with the present invention;
FIG. 3 is a view of the present invention limiting belt in cooperation with a conveyor belt;
FIG. 4 is a schematic structural view of the stand of the present invention;
FIG. 5 is a schematic view of the present invention with the buffer zone removed.
In the figure: 1. a combination scale body; 2. a touch screen; 3. a weighing and conveying mechanism; 4. a conveyor belt; 5. a buffer zone; 6. a flexible soft band; 7. a rubber belt; 8. a support frame; 9. a buffer member; 10. a limit band; 11. a rope bouncing; 12. arranging a column; 13. placing a column below; 14. a connecting plate; 15. a slider; 16. the posts are restrained.
Detailed Description
The present application will now be described in further detail with reference to the drawings, it should be noted that the following detailed description is given for illustrative purposes only and is not to be construed as limiting the scope of the present application, as those skilled in the art will be able to make numerous insubstantial modifications and adaptations to the present application based on the above disclosure.
Example 1
As shown in fig. 1-4, a multi-head high-speed belt type combination scale comprises a combination scale body 1 with a single-chip microcomputer control system arranged therein, a touch screen 2 electrically connected with the single-chip microcomputer control system is arranged on one side of the combination scale body 1, a plurality of groups of weighing and conveying mechanisms 3 are fixedly arranged on the upper end surface of the combination scale body 1, each weighing and conveying mechanism 3 comprises a conveying mechanism and a weighing sensor of the weighing and conveying mechanism, the weighing sensors are electrically connected with the single-chip microcomputer control system, the weighing and conveying mechanisms 3 are divided into two rows, when materials are arranged on the surface of the weighing and conveying mechanism 3, the weighing sensors can measure the weight of the materials and transmit data signals to the single-chip microcomputer control system, when people need the materials with proper weight, the single-chip microcomputer control system can freely combine the weighing and conveying mechanisms 3 according to the weight of the materials needed by the, the materials in the weighing and conveying mechanism 3 in the optimal combination ratio are conveyed to the surface of a conveying belt 4 through a conveying mechanism, the conveying belt 4 is arranged between two rows of weighing and conveying mechanisms 3, the weighing and conveying mechanism 3 in the embodiment is a small-sized conveying mechanism, the conveying mechanism comprises a driving machine, a belt and rollers, the driving machine is used for controlling rolling rotation to drive the belt to rotate, the conveying belt 4 in the embodiment is also controlled by another group of driving machine to drive another group of rollers to rotate to drive the other group of rollers to rotate to operate, the height of the conveying belt 4 is lower than that of the weighing and conveying mechanism 3, correspondingly, a baffle plate is arranged at the edge position of the conveying belt 4 to prevent the materials from falling off, a buffer belt 5 is fixedly arranged on the outer surface of the conveying belt 4, when the buffer belt 5 is pressed, the limit stroke in the vertical direction is larger than that in the horizontal direction, and the stroke, it should be emphasized that, when the buffer belt 5 can move horizontally in a large range, the height of the buffer belt is easily affected, the material cannot be better received, the conveying belt 4 is constantly rotated and moved by the drum, the deformation is not easy to reset by itself, and the buffer belt is more and more serious, and finally the buffer effect of the buffer belt 5 is failed and is extremely easy to damage.
The upper end of the buffer belt 5 is flush with the upper end of the weighing and conveying mechanism 3; the number of the buffer belts 5 is four, the upper ends of the middle two groups of buffer belts 5 are level with the upper end of the weighing and conveying mechanism 3, the upper ends of the middle two groups of buffer belts 5 are higher than the upper ends of the other two groups of buffer belts 5, the buffer belts 5 close to the two sides respectively should keep a certain distance with the buffer belt 5 of the middle piece, in the embodiment, the four groups of buffer belts 5 are adopted, and the width of the conveying belt 4 is divided into five parts; the buffer belt 5 comprises an upper buffer mechanism, a lower buffer mechanism and a flexible soft belt 6 wrapped on the upper buffer mechanism and the lower buffer mechanism, the flexible soft belt 6 can be adhered to the upper surface of the buffer belt 5 or wrap the whole buffer belt 5, the service life of the flexible soft belt 6 is not long, no matter the flexible soft belt is sponge, soft foam, soft cloth and the like, and due to the structural characteristics of the flexible soft belt, the flexible soft belt needs to be disinfected and replaced regularly during the transportation of food articles; the upper and lower buffer mechanisms comprise rubber belts 7, the lower ends of the rubber belts 7 are fixedly provided with support frames 8, and the support frames 8 limit the buffer belts 5 to move horizontally; the lower end of the supporting frame is connected with a limiting belt 10 in a sliding mode, and a supporting frame 8 is arranged between the limiting belt 10 and the rubber belt 7; the supporting frame 8 comprises an upper post 12 fixed with the lower end face of the rubber belt 7, the limiting belt 10 comprises a plurality of groups of limiting posts 16, deformation caused by arc when the limiting belt passes through a roller for driving the conveying belt 4 to rotate is effectively reduced, the limiting posts 16 are fixedly connected with the surface of the conveying belt 4, an elastic rope 11 is arranged between every two adjacent groups of limiting posts 16, the elastic rope 11 has certain elasticity, the limiting posts 16 cannot be greatly deformed due to arc when the limiting posts pass through the roller for driving the conveying belt 4 to rotate, a sliding block 15 is connected between the limiting posts 16 in a sliding manner, a lower post 13 is fixedly installed in the sliding block 15, a connecting plate 14 is movably connected between the upper post 12 and the lower post 13, the diameter of the connecting part of the upper post 12 and the lower post 13 can be larger relative to the connecting plate 14, the connecting plate 14 is ensured to be rotatable, and the limiting posts can slide along the surface of the upper post 12 and the surface of the lower, thereby causing the buffer belt 5 to incline, when the rubber belt 7 is pressed, the connecting plate 14 rotates around the axle center of the upper placed column 12, and simultaneously, the other end of the connecting plate 14 rotates around the axle center of the lower placed column 13 and drives the slide block 15 to move along the limiting belt 10; a buffer 9 is fixedly connected between the rubber belt 7 and the limiting belt 10, and the buffer 9 is a return spring.
It should be noted that, when the multi-head high-speed belt type combination scale is used, when the weighing and conveying mechanism 3 conveys materials to the surface of the conveying belt 4, the materials fall between the two groups of higher buffer belts 5 in the middle or between the group of higher buffer belts 5 and the group of lower buffer belts 5 close to the weighing and conveying mechanism 3 on the side, when the materials fall on the surface of the buffer belts 5, the surface of the materials contacts the flexible soft belt 6, the flexible soft belt 6 is made of soft cloth or soft foam to reduce the damage to the surface of the materials, meanwhile, the materials press the surface of the flexible soft belt 6 and generate a certain pressure to the rubber belt 7, the upper post 12 is fixedly installed at the lower end of the rubber belt 7, at this time, the connecting plate 14 rotates to promote the sliding block 15 to slide in the limiting belt 10 to help the rubber belt 7 to move down, the connecting plate 14 can well prevent the side surface of the materials from extruding force with the buffer belts 5, make buffer zone 5 take place to warp, subtract the life in short buffer zone 5, can produce pressure to bolster 9 when pushing down, after the material rotates to send away along with the transport of conveyer belt 4, bolster 9 can play fine reset effect, products such as seafood, meat after the device can be very big reduction breakable article and packing, when bearing the transport, the injury that brings for material itself.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention.