CN220690241U

CN220690241U - Combined balance

Info

Publication number: CN220690241U
Application number: CN202322021075.5U
Authority: CN
Inventors: 黄子亮; 黄明东
Original assignee: Guangdong Ruixun Intelligent Machine Co ltd
Current assignee: Guangdong Ruixun Intelligent Machine Co ltd
Priority date: 2023-07-28
Filing date: 2023-07-28
Publication date: 2024-03-29
Anticipated expiration: 2033-07-28

Abstract

The utility model relates to the field of scales, in particular to a combined scale, which comprises a frame, a receiving hopper and a plurality of weighing devices, wherein the frame comprises a base and a mounting seat arranged at the top of the base, the mounting seat is provided with a material guide cavity penetrating through the upper end face and the lower end face of the mounting seat, the receiving hopper is arranged in the material guide cavity, and the weighing devices are arranged on the mounting seat and are arranged along the periphery of the receiving hopper; the weighing device comprises a driving mechanism, a driving assembly, a weight sensor and a weighing hopper, wherein the driving assembly comprises a supporting seat and a rotating rod which are connected in a rotating way, and the supporting seat is connected with the weight sensor; the weighing hopper is arranged at one end of the rotating rod, the driving mechanism is connected with the other end of the rotating rod, and the weighing hopper is arranged above the receiving hopper; the rotating rod is driven by the driving mechanism to enable the weighing hopper to turn over so as to discharge materials into the receiving hopper. The utility model has simple structure, small volume and convenient cleaning.

Description

Combined balance

Technical Field

The utility model relates to the field of scales, in particular to a combined scale.

Background

The existing combination scales are characterized in that a plurality of unit scales are respectively arranged on two sides of a main conveyor belt, workers respectively place materials on the unit scales, the unit scales respectively weigh the weights of the materials, a control system receives weight signals obtained by weighing the unit scales, and according to preset weights, the two or more unit scales which are close to the preset weights after being added are controlled to start, so that auxiliary conveyor belts on the unit scales move, the materials on the unit scales fall onto the main conveyor belt, and the main conveyor belt conveys the materials to a designated position. Subsequently, the worker may subject the materials at or near the predetermined weight to a next process operation, such as packaging, etc. However, the unit balance with the structure needs to drive the auxiliary conveyor belt to rotate, and has larger volume, larger occupied area and complex structure. In addition, the dust that the material left is easy to dirty the conveyer belt, including main conveyer belt and vice conveyer belt, and long-term accumulation is easy to make the combination balance damage, and still is inconvenient to clear up, especially splendid attire viscous material, uses inconveniently. Furthermore, the material accumulates on the secondary conveyor for a long time, which is liable to cause inaccurate weighing.

Disclosure of Invention

The utility model aims to solve the technical problem of providing a combined balance which is simple in structure, small in size and convenient to clean.

In order to solve the technical problems, the utility model provides a combination scale which comprises a frame, a receiving hopper and a plurality of weighing devices, wherein the frame comprises a base and a mounting seat arranged at the top of the base, the mounting seat is provided with a material guide cavity penetrating through the upper end face and the lower end face of the mounting seat, the receiving hopper is arranged in the material guide cavity, and the weighing devices are arranged on the mounting seat and are arranged along the periphery of the receiving hopper;

the weighing device comprises a driving mechanism, a driving assembly, a weight sensor and a weighing hopper, wherein the driving assembly comprises a supporting seat and a rotating rod which are connected in a rotating way, and the supporting seat is connected with the weight sensor; the weighing hopper is arranged at one end of the rotating rod, the driving mechanism is connected with the other end of the rotating rod, and the weighing hopper is arranged above the receiving hopper; the rotating rod is driven by the driving mechanism to enable the weighing hopper to turn over so as to discharge materials into the receiving hopper.

As an improvement of the scheme, the mounting seat is provided with a mounting cavity, the weighing device is mounted on the inner side wall of the material guiding cavity, and the driving mechanism and the weight sensor are arranged in the mounting cavity.

As the improvement of above-mentioned scheme, weighing device is including installing in the fixed plate of guide chamber inside wall, actuating mechanism, drive assembly and weight sensor all install on the fixed plate, actuating mechanism and weight sensor arrange in the installation intracavity.

As the improvement of above-mentioned scheme, drive assembly still includes gear, rack, drive plate and movable rod, actuating mechanism, gear, rack, drive plate, movable rod and bull stick connect gradually.

As an improvement of the scheme, a guide seat is arranged on the fixed plate, a first guide rail is arranged on the guide seat, and the rack is in sliding connection with the first guide rail; the support seat is provided with a second guide rail, and the driving plate is movably connected with the second guide rail.

As an improvement of the scheme, the weighing device further comprises a sensing mechanism, wherein the sensing mechanism comprises a sensing disc and a position sensor which are correspondingly arranged, and the driving mechanism is connected with the sensing disc.

As an improvement of the scheme, the weighing hopper and the rotating rod are detachably connected.

The implementation of the utility model has the following beneficial effects:

the combined balance adopts the structure that a plurality of weighing devices are arranged around a receiving hopper, and each weighing device comprises a driving mechanism, a driving assembly, a weight sensor and a weighing hopper. The driving assembly comprises a supporting seat and a rotating rod which are connected in a rotating way, the supporting seat is connected with the weight sensor, the weighing hopper is arranged at one end of the rotating rod, the driving mechanism is connected with the other end of the rotating rod, and the weighing hopper is arranged above the receiving hopper. The weighing hopper and the weight of the materials on the weighing hopper can be transmitted to the weight sensor through the supporting seat, the weight sensor sends a weight signal to the control system, the control system calculates the total weight of the materials of the weighing devices to be equal to the preset weight, and then the corresponding driving mechanism is controlled to be started. The utility model utilizes the lever principle, the driving mechanism drives the rotating rod to rotate, the weighing hopper on the rotating rod is turned over, and the materials on the weighing hopper fall into the receiving hopper, so that the materials with preset weight can be obtained. The device has the advantages of simple and compact structure, small volume, easy cleaning of the receiving hopper and the weighing hopper, no pollution to equipment components such as the driving mechanism, the driving assembly, the weight sensor and the like caused by dust of materials, convenient cleaning and convenient use.

Drawings

FIG. 1 is a schematic view of the combination weigher of the present utility model in an initial state;

FIG. 2 is a cross-sectional view of the mount portion of FIG. 1;

FIG. 3 is a schematic view of the weighing apparatus of FIG. 1;

FIG. 4 is a schematic view of the combination weigher of the present utility model in a unloaded state.

Detailed Description

The present utility model will be described in further detail with reference to the accompanying drawings, for the purpose of making the objects, technical solutions and advantages of the present utility model more apparent. It is only stated that the terms of orientation such as up, down, left, right, front, back, inner, outer, etc. used in this document or the imminent present utility model, are used only with reference to the drawings of the present utility model, and are not meant to be limiting in any way.

Referring to fig. 1-4, the utility model discloses a combination scale, which comprises a frame, a receiving hopper 8 and a plurality of weighing devices, wherein the frame comprises a base 1 and a mounting seat 2 arranged at the top of the base 1, the mounting seat 2 is provided with a material guide cavity 21 penetrating through the upper end face and the lower end face of the mounting seat 2, the receiving hopper 8 is arranged in the material guide cavity 21, and the weighing devices are arranged on the mounting seat 2 and are arranged along the periphery of the receiving hopper 8.

The weighing device comprises a driving mechanism 3, a driving assembly, a weight sensor 6 and a weighing hopper 7, wherein the driving assembly comprises a supporting seat 4 and a rotating rod 5 which are rotatably connected, and the supporting seat 4 is connected with the weight sensor 6; the weighing hopper 7 is arranged at one end of the rotating rod 5, the driving mechanism 3 is connected with the other end of the rotating rod 5, and the weighing hopper 7 is arranged above the receiving hopper 8; the rotating rod 5 is driven by the driving mechanism 3 to enable the weighing hopper 7 to turn over so as to discharge materials into the receiving hopper 8.

As shown in fig. 2, the mounting seat 2 is provided with a mounting cavity 22, the weighing device is mounted on the inner side wall of the material guiding cavity 21, and the driving mechanism 3 and the weight sensor are arranged 6 in the mounting cavity 22, so that the driving mechanism and the weight sensor can be effectively protected, and the equipment cannot normally operate due to dust pollution and the like.

Preferably, as shown in fig. 3, the weighing device includes a fixed plate 14 mounted on the inner side wall of the material guiding cavity 21, that is, the fixed plate 14 is mounted on the mounting base 2. The driving mechanism 3, the driving assembly and the weight sensor 6 are all arranged on the fixed plate 14, and the driving mechanism 3 and the weight sensor 6 are arranged in the installation cavity 22. Specifically, the inside wall of the material guiding cavity is provided with a mounting hole, and the driving mechanism and the weight sensor extend into the mounting cavity through the mounting hole. The inside wall of installation cavity is equipped with the mounting hole, encapsulates the mounting hole through the fixed plate promptly the inside wall of guide chamber. The outer side wall of the mounting cavity is provided with a mounting opening, and the mounting opening can be used for mounting and maintaining the weighing device. The sealing cover is arranged on the mounting opening, so that foreign matters can be prevented from entering the mounting cavity, the weighing device can be protected, and cleaning is facilitated.

The bottom of the mounting seat 2 is provided with a fixed block (not shown in the figure), and the fixed block is provided with a connecting arm (not shown in the figure), and the connecting arm extends into the material guiding cavity 21; the receiving hopper 8 is sleeved with a collar (not shown in the figure), the collar is provided with a clamping arm (not shown in the figure), and the clamping arm is clamped on the connecting arm to fix the receiving hopper 8. The receiving hopper is hung in the material guiding cavity through the fixing block, the connecting arm, the lantern ring and the clamping arm, and the structure is simple and reliable. Wherein, connect the hopper and can be followed the lantern ring and unpick and remove, be convenient for clean.

Preferably, the collar has an inner diameter smaller than the largest diameter of the receiving hopper 8. The receiving hopper is ensured to be clamped on the lantern ring and not to fall down.

As shown in fig. 1 and 4, the rack further includes a mounting assembly, the mounting assembly includes supporting feet 12 and a reinforcing plate (not shown in the drawing), the mounting base 2 is fixedly mounted on the top of the base 1 through the supporting feet 12, and the reinforcing plate is disposed at the bottom of the mounting base 2 and is respectively connected with two adjacent supporting feet 12. The supporting legs play a role in supporting and fixing the mounting seat, and the reinforcing plate can tightly connect the mounting seat with the supporting legs, so that the effect of further reinforcing the connection structure of the supporting legs and the mounting seat is achieved.

Preferably, as shown in fig. 3, the driving assembly further comprises a gear 15, a rack 16, a driving plate 17 and a movable rod 18, and the driving mechanism 3, the gear 15, the rack 16, the driving plate 17, the movable rod 18 and the rotary rod 5 are sequentially connected. When the control system detects that the sum of the materials on the weighing devices is equal to the preset weight, the driving mechanism driving the corresponding weighing device is started. The driving mechanism drives the gear to rotate, the gear is meshed with the rack to drive the rack to move, the rack drives the driving plate, and the driving plate drives the movable rod, so that the rotary rod rotates around the rotary shaft, the weighing hopper moves upwards and turns over, and materials on the weighing hopper fall into the receiving hopper. Wherein the movable rod 18 is hinged with the driving plate 17 and the rotating rod 5, respectively.

More preferably, as shown in fig. 3, the fixed plate 14 is provided with a guide seat 141, the guide seat 141 is provided with a first guide rail 142, and the rack 16 is slidably connected with the first guide rail 142; the second guide rail 41 is arranged on the supporting seat 4, and the driving plate 17 is movably connected with the second guide rail 41. The rack moves along the first guide rail, and the driving plate moves along the second guide rail, so that the rotating rod is pulled accurately, and the overturning effectiveness of the weighing hopper is ensured.

Preferably, as shown in fig. 2, the weighing device further comprises a sensing mechanism, the sensing mechanism comprises a sensing disc 19 and a position sensor 20 which are correspondingly arranged, and the driving mechanism 3 is connected with the sensing disc 19. The position sensor 20 is a photoelectric switch. The induction plate 19 is provided with a notch. When the rotating shaft of the driving mechanism rotates, the sensing disc synchronously rotates, the sensing disc shields the light of the photoelectric switch, when the sensing disc rotates to the notch position, the photoelectric switch does not shield the light of the photoelectric switch any more, at this time, the photoelectric switch sends a signal to the control system, and the control system controls the driving mechanism to stop running, so that the rotation angle of the driving mechanism, the rotation angle of the rotating rod and the overturning angle of the weighing hopper can be controlled. Wherein the driving mechanism 3 is a double-shaft motor.

Preferably, the weighing hopper 7 and the rotating rod 5 are detachably connected. The weighing hopper can be conveniently detached for cleaning, so that long-time weighing of dust is prevented, and the use is convenient.

In summary, the utility model provides a combination balance which has a simple structure, a small volume and convenient cleaning.

While the foregoing is directed to the preferred embodiments of the present utility model, it will be appreciated by those skilled in the art that changes and modifications may be made without departing from the principles of the utility model, such changes and modifications are also intended to be within the scope of the utility model.

Claims

1. The combined scale is characterized by comprising a frame, a receiving hopper and a plurality of weighing devices, wherein the frame comprises a base and a mounting seat arranged at the top of the base, the mounting seat is provided with a material guide cavity which penetrates through the upper end face and the lower end face of the mounting seat, the receiving hopper is arranged in the material guide cavity, and the weighing devices are arranged on the mounting seat and are arranged along the periphery of the receiving hopper;

2. The combination weigher of claim 1, wherein the mounting base is provided with a mounting cavity, the weighing device is mounted on an inner side wall of the material guiding cavity, and the driving mechanism and the weight sensor are disposed in the mounting cavity.

3. The combination weigher of claim 2, wherein the weighing device comprises a fixed plate mounted to an inner sidewall of the guide cavity, the drive mechanism, the drive assembly, and the weight sensor are mounted to the fixed plate, and the drive mechanism and the weight sensor are disposed within the mounting cavity.

4. The combination weigher of claim 3, wherein the drive assembly further comprises a gear, a rack, a drive plate, and a movable bar, the drive mechanism, the gear, the rack, the drive plate, the movable bar, and the rotating bar being sequentially connected.

5. The combination weigher of claim 4, wherein the fixed plate is provided with a guide seat, the guide seat is provided with a first guide rail, and the rack is in sliding connection with the first guide rail; the support seat is provided with a second guide rail, and the driving plate is movably connected with the second guide rail.

6. The combination weigher of claim 1, wherein the weighing device further comprises a sensing mechanism comprising a correspondingly disposed sensing plate and a position sensor, the drive mechanism being coupled to the sensing plate.

7. The combination weigher of any one of claims 1-6, wherein the weigh hopper and the rotating bar are removably connected.