Compounding combination balance that possesses anti-clogging function
Technical Field
The invention belongs to the technical field of combination weighers, and particularly relates to a mixing combination weigher with an anti-blocking function.
Background
The combined scale is also called computer combined scale, computer scale, combined scale and the like, the principle is mainly that a combined weighing principle is utilized, a feeding disc, a storage hopper, weighing hoppers, a discharging device and a multi-stage control system are generally arranged, for example, a single chip microcomputer control system, materials are placed in a device from the feeding disc and enter a plurality of groups of storage hoppers, a group of weighing hoppers with the function of a weight sensor is arranged below each group of storage hoppers, the upper ends and the lower ends of the weighing hoppers and the storage hoppers are both opened, an opening and closing door is mechanically arranged at the opening of the lower end and is controlled by the single chip microcomputer control system, when weighing and packaging are needed, the opening and closing door of the storage hopper is opened to place the materials in the storage hopper into the weighing hoppers, the opening and closing door in the storage hopper is closed at the same time, the single chip microcomputer continues to load the materials in the storage hopper, and the weight sensor in the weighing hoppers transmits weight data to the control, the system optimally combines the weight of the materials in the weighing hoppers into the required weight according to the weight required by a user, and simultaneously opens the opening and closing door of the weighing hoppers to control the materials to enter the discharging device, thereby completing the weighing process; above for the combination principle of weighing, when current compounding combination balance meets some materials that have certain viscidity and certain volume (like spicy small fish) in the in-service use, very easy jam influences user's normal operating.
Disclosure of Invention
The invention aims to solve the problems and provide a mixing combination scale with a simple structure and a reasonable design and an anti-blocking function.
The invention realizes the purpose through the following technical scheme:
a material mixing combined scale with an anti-blocking function comprises a combined scale support, a base, a feeding disc, a storage hopper, a weighing hopper, a discharger and an upper rack, wherein the base, the feeding disc, the storage hopper, the weighing hopper, the discharger and the upper rack are arranged on the support, an opening and closing door capable of opening and closing is arranged at the lower end opening of the storage hopper and the weighing hopper, a single chip microcomputer control system is fixedly arranged in the base, the upper rack is positioned at the upper end of the combined scale support, the feeding disc is fixedly arranged on the surface of the upper rack, two groups of first side belts which are oppositely arranged are arranged in the storage hopper, two groups of second side belts which are oppositely arranged are arranged between the first side belts, rollers are arranged at the upper end and the lower end in the first side belts, convex teeth are fixedly arranged at positions, close to the two ends, on the outer surface of the first side belts, clamping grooves are formed in the side wall surfaces of the second side belts, the clamping, the output shaft of the motor is fixedly connected with the roller, the motor drives the roller to drive the first side belt to rotate, and the first side belt drives the second side belt to rotate through the matching of the convex teeth and the clamping grooves.
As a further optimized scheme of the invention, a connecting rod is arranged inside the second side belt, a transverse rod is fixedly connected to the upper end of the connecting rod, an upper pipe which rotates around the central axis of the transverse rod is sleeved on the outer surface of the transverse rod, the upper pipe is positioned on the inner surface of the upper end of the second side belt, a fixing rod is fixedly installed at the lower end of the connecting rod, a lower pipe which rotates around the central axis of the fixing rod is sleeved on the outer surface of the fixing rod, the lower pipe is positioned on the inner surface of the lower end of the second side belt, and the fixing rod penetrates through the lower pipe and is fixedly connected with the inner wall of the storage hopper.
As a further optimization scheme of the invention, a fixed connecting rod penetrating through the end face of the roller is movably connected inside the roller which is not connected with the motor in the first side belt, the other end of the fixed connecting rod is fixedly connected with the surface of the inner wall of the storage hopper, and the roller rotates around the central axis of the fixed connecting rod.
As a further optimization scheme of the invention, the input end of the motor is electrically connected with the output end of the single chip microcomputer control system, and when the opening and closing door is opened, the single chip microcomputer control system controls the motor to drive the first side belt and the second side belt to rotate.
As a further optimization scheme of the invention, a feed hopper is arranged in a position close to the upper end in a cavity formed by the first side belt and the second side belt, and the lower end of the feed hopper is positioned below the upper pipe.
As a further optimization scheme of the invention, a discharge hopper is arranged in a cavity enclosed by the first side belt and the second side belt and close to the lower end, the upper end of the discharge hopper is positioned above the lower pipe, and the upper end of the discharge hopper is in contact with the surfaces of the first side belt and the second side belt.
As a further optimization scheme of the invention, the discharge hopper is positioned above the opening and closing door.
The invention has the beneficial effects that: the side belt type combined scale solves the problem of blockage by means of rotation of the first side belt and the second side belt, the feeding hopper and the discharging hopper are arranged in a cavity defined by the first side belt and the second side belt, materials on the surfaces of the side belts can be effectively scraped by the discharging hopper, the feeding hopper can effectively avoid an arc-shaped area caused by rotation of the upper end and the lower end of the side belts, the problem of adhesion blockage in a traditional metal wall is effectively solved, when an opening and closing door is opened by a single chip microcomputer control system, the side belts are controlled to rotate through a motor, the discharging process is easier, the whole device is simple to operate and convenient to use, blockage prevention in the combined scale is facilitated, the manufacturing cost is low, and popularization and use.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic cross-sectional view of the bucket of FIG. 1 according to the present invention;
FIG. 3 is a schematic side view of the side band of the present invention;
FIG. 4 is a schematic view of the linkage of the present invention in cooperation with the upper and lower tubes;
FIG. 5 is a top view of the side strap No. one of the present invention in cooperation with the side strap No. two;
FIG. 6 is a schematic side view of a first side belt in example 2 of the present invention;
fig. 7 is a schematic structural view of another opening and closing door of the present invention.
In the figure: 1. a base; 2. a feed tray; 3. a storage hopper; 4. a weighing hopper; 5. a discharging device; 6. an upper rack; 7. a first side band; 8. a drum; 9. a convex tooth; 10. a second side band; 11. a card slot; 12. a motor; 13. placing a pipe at the bottom; 14. a connecting rod; 15. an upper pipe; 16. fixing the rod; 17. a feed hopper; 18. a discharge hopper; 19. the door is opened and closed.
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. 1-5, a mixing combination weigher with anti-blocking function comprises a combination weigher bracket, a base 1, a feeding disc 2, a storage hopper 3, a weighing hopper 4, a discharging device 5 and an upper rack 6 which are arranged on the bracket, wherein an opening and closing door 19 which can be opened and closed is arranged at the lower end opening of the storage hopper 3 and the weighing hopper 4, a single chip microcomputer control system is fixedly arranged in the base 1, the upper rack 6 is positioned at the upper end of the combination weigher bracket, the feeding disc 2 is fixedly arranged on the surface of the upper rack 6, two sets of first side belts 7 which are oppositely arranged are arranged in the storage hopper 3, two sets of second side belts 10 which are oppositely arranged are arranged between the first side belts 7, rollers 8 are arranged at the upper and lower ends in the first side belts 7, convex teeth 9 are fixedly arranged at the positions, close to the two ends, of the outer surface of the first side belts 7, clamping grooves 11 are arranged on the side wall surfaces of the second side belts 10, the clamping groove 11 is tightly matched with the convex teeth 9, the surface of the storage hopper 3 is fixedly provided with a motor 12, an output shaft of the motor 12 is fixedly connected with the roller 8, the motor 12 drives the roller 8 to drive the first side belt 7 to rotate, and the first side belt 7 drives the second side belt 10 to rotate through the matching of the convex teeth 9 and the clamping groove 11.
A connecting rod 14 is arranged inside the second side belt 10, a transverse rod is fixedly connected to the upper end of the connecting rod 14, an upper pipe 15 which rotates around the central axis of the transverse rod is sleeved on the outer surface of the transverse rod, the upper pipe 15 is located on the inner surface of the upper end of the second side belt 10, a fixing rod 16 is fixedly installed at the lower end of the connecting rod 14, a lower pipe 13 which rotates around the central axis of the fixing rod 16 is sleeved on the outer surface of the fixing rod 16, the lower pipe 13 is located on the inner surface of the lower end of the second side belt 10, and the fixing rod 16 penetrates through the lower pipe 13 and is fixedly connected with the inner wall of the storage hopper 3; a fixed connecting rod penetrating through the end face of the roller 8 is movably connected inside the roller 8 which is not connected with the motor 12 in the first side belt 7, the other end of the fixed connecting rod is fixedly connected with the surface of the inner wall of the storage hopper 3, and the roller 8 rotates around the central axis of the fixed connecting rod; the input end of the motor 12 is electrically connected with the output end of the single chip microcomputer control system, and when the opening and closing door 19 is opened, the single chip microcomputer control system controls the motor 12 to drive the first side belt 7 and the second side belt 10 to rotate; a feed hopper 17 is arranged in a cavity enclosed by the first side belt 7 and the second side belt 10 and close to the upper end, and the lower end of the feed hopper 17 is positioned below the upper pipe 15; a discharge hopper 18 is arranged in a cavity enclosed by the first side belt 7 and the second side belt 10 and close to the lower end, the upper end of the discharge hopper 18 is positioned above the lower pipe 13, and the upper end of the discharge hopper 18 is in contact with the surfaces of the first side belt 7 and the second side belt 10; the discharge hopper 18 is located above the opening and closing door 19, and it should be noted that the opening and closing door 19 in this embodiment is the opening and closing door 19 controlled by the traditional connecting rod, and an arc-shaped rotary sealing door can be selected as required, as shown in fig. 7, the lower end of the rotating door is arc-shaped, when the door is opened, the inner side of the arc-shaped rotating door contacts with the side wall of the discharge hopper 18, and materials adhered to the surface of the inner wall of the arc-shaped rotating door are scraped.
It should be noted that, when the mixing combination weigher with the anti-blocking function is used, materials are added into the storage hopper 3 from the feeding disc 2, the materials enter a cavity formed by the first side belt 7 and the second side belt 10 through the feeding hopper 17, the opening and closing door 19 is in a closed state at the moment, the materials are stacked in the cavity at the moment, when the combination weigher works, the opening and closing door 19 is controlled to be opened through the single chip microcomputer system, the motor 12 is controlled to be started, the motor 12 drives the roller 8 to rotate and simultaneously drives the first side belt 7 to rotate, the first side belt 7 is matched with the clamping groove 11 through the convex teeth 9 to drive the second side belt 10 to rotate, the falling of the materials is accelerated, the possibility of material blocking is reduced, meanwhile, the materials adhered to the surfaces of the first side belt 7 and the second side belt 10 can be scraped through the upper end of the discharging hopper 18 along with the rotation of the first side belt 7 and the second side belt 10, therefore, in actual implementation, the height of the exit hopper 18 should not be too high.
Example 2
On the basis of the above embodiment, since the first side belt 7 is tightened by two sets of rollers 8, and the second side belt is tightened by the upper tube 15 and the lower tube 13, in actual rotation, a situation of poor sealing performance due to the elasticity of the side belts may occur, therefore, a plurality of sets of auxiliary drums may be installed between the rollers 8 or between the upper tube 15 and the lower tube 13, and the installation manner may be, for example, a manner of matching a fixed connecting rod with the rollers 8, or a manner of adding a transverse rod on the middle surface of the connecting rod 14, so as to satisfy the requirement of automatic rotation of the auxiliary drums, as shown in fig. 6.
Example 3
In the use of this embodiment, on the basis of not changing the weighing of the weight sensor in weighing hopper 4, the structure in weighing hopper 4 is also changed into the structure in storage hopper 3, first side belt 7 and second side belt 10 are provided, and the situation that the weighed weight of the viscous material does not accord with the actual package weight can be further reduced by controlling the discharge of the material (not shown in the figure) by using the single chip microcomputer control system.
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.