CN212738568U - Rotary weighing hopper device - Google Patents
Rotary weighing hopper device Download PDFInfo
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- CN212738568U CN212738568U CN202021722147.9U CN202021722147U CN212738568U CN 212738568 U CN212738568 U CN 212738568U CN 202021722147 U CN202021722147 U CN 202021722147U CN 212738568 U CN212738568 U CN 212738568U
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- weighing
- weighing hopper
- hopper
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Abstract
The utility model relates to the technical field of weighing hoppers, in particular to a rotary weighing hopper device, which comprises a base, a weighing sensor, a motor, a rotatable weighing hopper, a positioning detection mechanism for detecting the rotating position of the weighing hopper and a controller, wherein the controller is respectively electrically connected with the weighing sensor, the positioning detection mechanism and the motor; the scale hopper comprises a scale hopper body and a baffle, the motor is connected with the scale hopper body through a first transmission shaft, three large grooves used for containing materials are uniformly formed in the scale hopper body along the rotating circumferential surface, and the large grooves are arc-shaped. This weighing hopper device adopts three stations can 360 degrees rotatory structures and the mode of unloading to avoided material seepage and the not clean problem of blowing, especially be applicable to the granule of small dose or the packing of powdery material, weigh the precision height, promoted work efficiency greatly, simple structure has saved installation space moreover, uses convenient operation.
Description
Technical Field
The utility model relates to a weighing hopper technical field, concretely relates to rotation type weighing hopper device.
Background
The weighing hopper is used as a weighing and batching device commonly used in the technical fields of modern packaging, production lines and the like, and is used for orderly conveying raw materials according to the required types and weights. Weighing hoppers, such as those used in automatic packaging machines, are used primarily for weighing and filling bulk materials. The existing weighing hopper structure mainly comprises a weighing hopper body, a weighing hopper door, a cylinder mechanism for driving the weighing hopper door to open and close, a weighing sensor, a suspender and the like. The weighing hopper adopting the structure has the following problems: (1) the opening position of the weighing hopper door is provided with a gap, small particles and powdery materials are easy to leak, and the inner walls of the weighing hopper door and the weighing hopper body are easy to stick materials, so that the problem of incomplete discharging exists, and the weighing precision is greatly influenced; (2) the weighing hopper door can be opened and closed once, and only once filling of materials can be carried out, so that the efficiency is low; (3) the suspended weighing sensing supporting structure is complex, occupies a large amount of space, and is difficult to install and debug and high in cost.
Disclosure of Invention
An object of the utility model is to prior art not enough, and provide a rotation type weighing hopper device high-efficient, that weigh the precision height, save space.
The purpose of the utility model is realized through the following technical scheme:
the rotary weighing hopper device comprises a base, a weighing sensor mounting seat fixed on the base, a weighing sensor arranged on the weighing sensor mounting seat, a motor arranged on the motor mounting seat, a rotatable weighing hopper and a positioning detection mechanism for detecting the rotating position of the weighing hopper; wherein: the weighing sensor is connected with the motor mounting seat through a bearing piece, the rotatable weighing hopper comprises a weighing hopper body and baffle plates respectively fixed at two ends of the weighing hopper body, the motor is connected with the weighing hopper body through a first transmission shaft, three large grooves for containing materials are uniformly formed in the circumferential surface of the weighing hopper body along the rotation direction, and the large grooves are arc-shaped;
the weighing hopper is characterized by further comprising a controller, wherein the controller is respectively electrically connected with the weighing sensor, the positioning detection mechanism and the motor, the weighing sensor sends a signal for detecting the weight of the weighing hopper to the controller, and the positioning detection mechanism sends a rotating position signal for detecting the weighing hopper to the controller so that the controller controls the rotation of the weighing hopper through the motor.
In the above technical solution, the positioning detection mechanism includes a detection piece and a proximity switch, the proximity switch is disposed under the detection piece, and the detection piece is connected to the motor through a second transmission shaft;
the detection piece is circular, three positioning holes are uniformly formed in the circular detection piece along the rotating circumferential surface, the positioning holes correspond to the large grooves in position one to one, and the proximity switch is electrically connected with the controller to send position signals of the detected positioning holes to the controller.
In the above technical scheme, the positioning hole is a U-shaped positioning hole.
Among the above-mentioned technical scheme, three little recesses that are used for splendid attire material are evenly seted up along the pivoted circumferential surface to the weighing hopper body, little recess sets up with big recess interval, little recess is the arc.
In the above technical scheme, the weighing hopper body and the baffle are correspondingly provided with shaft holes for the first transmission shaft to penetrate through.
In the technical scheme, the weighing hopper body is fixedly connected with the baffle through screws.
In the above technical scheme, the weighing hopper body and the baffle are integrally formed.
In the above technical scheme, the proximity switch is installed on the weighing sensor installation seat.
In the above technical scheme, the bearing piece is fixedly connected with the motor mounting seat through a screw.
Among the above-mentioned technical scheme, still include the shell, weighing sensor mount pad, motor mount pad and location detection mechanism set up in the shell.
The utility model has the advantages that:
the utility model discloses a rotary weighing hopper device, which comprises a base, a weighing sensor mounting seat fixed on the base, a weighing sensor arranged on the weighing sensor mounting seat, a motor arranged on the motor mounting seat, a rotatable weighing hopper, a positioning detection mechanism for detecting the rotating position of the weighing hopper and a controller; the weighing sensor is connected with the motor mounting seat through the bearing piece, the rotatable weighing hopper comprises a weighing hopper body and baffle plates respectively fixed at two ends of the weighing hopper body, the motor is connected with the weighing hopper body through a first transmission shaft, three large grooves for containing materials are uniformly formed in the circumferential surface of the weighing hopper body along the rotation direction, and the large grooves are arc-shaped; the controller is connected with weighing sensor, location detection mechanism and motor electricity respectively, and weighing sensor sends the signal of detecting the weighing hopper weight to the controller, and location detection mechanism sends the rotatory position signal that detects the weighing hopper to the controller to make the controller pass through the rotation of motor control weighing hopper. When weighing is started, materials enter one of the large grooves of the weighing hoppers, the weighing sensor detects the weight of the weighing hoppers in real time, when a target weight value is reached, the weighing sensor sends a signal to the controller, then the motor is started after receiving the signal sent by the controller, the weighing hoppers are driven to rotate through the first transmission shaft so that the materials in the large grooves start to be unloaded, meanwhile, the positioning detection mechanism detects the rotating position of the weighing hoppers in real time, after a preset position signal is detected, the positioning detection mechanism sends the position signal to the controller, then the controller sends an instruction to stop the motor, and at the moment, the weighing hoppers finish one-time unloading; and then repeating the working procedures, wherein the three large grooves respectively correspond to three stations, the weighing and discharging of the material at one station are completed after the weighing hopper rotates once, and the three stations are circulated continuously to realize continuous operation. Therefore, compared with the prior art, the utility model discloses a weighing hopper device adopts the weighing hopper structure that three stations can 360 degrees rotations and the mode of unloading to avoided the conventional material seepage and the not clean problem of blowing that the mode of unloading leads to of fighting, be particularly useful for the packing of granule or the powdery material of small dose, it is high to weigh the precision, its resolution ratio can reach 0.1 g's precision, three station continuity of operation, the work efficiency is greatly improved, and whole weighing hopper device simple structure, the installation space has been saved, use convenient operation, the event has very good application prospect.
Drawings
The present invention is further explained by using the drawings, but the embodiments in the drawings do not constitute any limitation to the present invention, and for those skilled in the art, other drawings can be obtained according to the following drawings without any inventive work.
Fig. 1 is a schematic structural diagram of a rotary weighing hopper device (with a shell opened) according to the present invention.
Fig. 2 is a schematic structural diagram of a weighing hopper of the rotary weighing hopper device of the present invention.
Fig. 3 is a schematic structural diagram of a detection sheet of the rotary weighing hopper device of the present invention.
Reference numerals:
the device comprises a base 1, a weighing sensor mounting seat 2, a weighing sensor 3 and a motor mounting seat 4;
the motor 5, a first transmission shaft 51 and a second transmission shaft 52;
the positioning detection mechanism 6, the detection piece 61, the positioning hole 611 and the proximity switch 62;
a receiving member 7;
weighing hopper 8, weighing hopper body 81, large groove 811, small groove 812 and baffle 82;
a housing 9.
Detailed Description
The invention will be further described with reference to the following examples.
Fig. 1 and 2 show a specific embodiment of a rotary weighing hopper 8 device according to this embodiment, which includes a base 1, a load cell mounting base 2 fixed to the base 1, a load cell 3 mounted on the load cell mounting base 2, a motor mounting base 4, a motor 5 mounted on the motor mounting base 4, a rotatable weighing hopper 8, a positioning detection mechanism 6 for detecting a rotational position of the weighing hopper 8, and a controller. Wherein: the weighing sensor 3 is connected with the motor mounting seat 4 through the bearing piece 7. Rotatable scale hopper 8 includes scale hopper body 81 and is fixed in the baffle 82 at scale hopper body 81 both ends respectively, and motor 5 is connected with scale hopper body 81 through first transmission shaft 51, and scale hopper body 81 evenly offers three big recess 811 that is used for the splendid attire material along the pivoted circumferential surface, and this big recess 811 is the arc, and its inner wall is smooth, is difficult to the sizing and unloads totally like this. The controller is connected with weighing sensor 3, location detection mechanism 6 and motor 5 electricity respectively, and weighing sensor 3 will detect the signal transmission of weighing hopper 8 weight to the controller, and location detection mechanism 6 will detect the rotatory position signal transmission of weighing hopper 8 to the controller to make the controller pass through the rotation of motor 5 control weighing hopper 8. Three big recesses 811 of weighing hopper 8 correspond three stations respectively, can 360 degrees rotations. When weighing is started, materials enter one big groove 811 of the weighing hoppers 8, the weighing sensor 3 detects the weight of the weighing hoppers 8 in real time, when a target weight value is reached, the weighing sensor 3 sends a signal to the controller, then the motor 5 receives the signal sent by the controller to start, the weighing hoppers 8 are driven to rotate through the first transmission shaft 51 so as to enable the materials in the big grooves 811 to start discharging, meanwhile, the positioning detection mechanism 6 detects the rotating position of the weighing hoppers 8 in real time, after a preset position signal is detected, the positioning detection mechanism 6 sends the position signal to the controller, then the controller sends an instruction to enable the motor 5 to stop working, at the moment, the weighing hoppers 8 finish weighing and discharging of the materials at one station, continuous operation is realized through continuous circulation at the three stations, the working efficiency is improved, and the problems of material leakage and incomplete discharging caused by a conventional open hopper discharging mode are avoided, the weighing device is particularly suitable for packaging small-dose particles or powdery materials, the weighing precision is high, and the resolution can reach the precision of 0.1 g.
In this embodiment, the positioning detection mechanism 6 includes a detection piece 61 and a proximity switch 62, the proximity switch 62 is disposed right below the detection piece 61, and the detection piece 61 is connected to the motor 5 through the second transmission shaft 52. Specifically, as shown in fig. 3, the detection sheet 61 is circular, the detection sheet 61 is provided with a shaft hole for the second transmission shaft 52 to penetrate through, the detection sheet 61 is uniformly provided with three positioning holes 611 along the rotating circumferential surface, the positioning holes 611 correspond to the large grooves 811 in position-to-position, and the proximity switch 62 is electrically connected to the controller to send the detected position signal of the positioning holes 611 to the controller. When the motor 5 is started, the motor 5 enables the weighing hopper 8 and the detection sheet 61 to synchronously rotate through the rotation of the first transmission shaft 51 and the second rotation shaft, the weighing hopper 8 discharges materials in one large groove 811 along with the rotation, when the proximity switch 62 detects a position signal of the positioning hole 611 of the detection sheet 61 and sends the position signal to the controller, the controller controls the motor 5 to stop working, and at the moment, the weighing hopper 8 finishes the weighing and discharging of the station; the motor 5 is then activated and the next station, the second large recess 811, begins the weighing and unloading of the charge.
Preferably, the positioning hole 611 is configured as a U-shaped positioning hole 611, which facilitates the detection and positioning of the proximity switch 62.
In this embodiment, as shown in fig. 2, three small grooves 812 for containing materials are further uniformly formed in the weighing hopper body 81 along the circumferential surface of the rotation, the small grooves 812 and the large grooves 811 are arranged at intervals, the small grooves 812 are arc-shaped, the small grooves 812 are also provided with three stations, and the small grooves 812 can be used for containing powder or granular materials with a dosage of 1g relative to the large grooves 811. Big recess 811 combines the station setting of little recess 812, can be applicable to 1 ~ 20 g's low dose powder or granule material, and resolution ratio can reach 0.1 g's precision.
Specifically, the weighing hopper body 81 and the baffle 82 are correspondingly provided with shaft holes for the first transmission shaft 51 to penetrate through. The weighing hopper body 81 and the baffle 82 can be fixedly connected through screws or can be integrally formed and processed. The present embodiment preferably employs a screw-fixed mounting structure.
Specifically, the proximity switch 62 is mounted on the load cell mount 2.
Specifically, the bearing member 7 is fixedly connected with the motor mounting seat 4 through screws.
In this embodiment, still include shell 9, weighing sensor mount pad 2, motor mount pad 4 and location detection mechanism 6 set up in shell 9, play the guard action. The whole weighing hopper 8 device is simple in structure, and the installation space is saved.
The working principle of the utility model is as follows:
when weighing is started, materials enter one large groove 811 of the weighing hopper 8, the weighing sensor 3 detects the weight of the weighing hopper 8 in real time, when a target weight value is reached, the weighing sensor 3 sends a signal to the controller, then the motor 5 receives the signal sent by the controller to start, the weighing hopper 8 is driven to rotate through the first transmission shaft 51 so that the materials in the large groove 811 start to be discharged, meanwhile, the motor 5 drives the detection piece 61 to synchronously rotate through the second transmission shaft 52, when the proximity switch 62 detects a position signal of the positioning hole 611 on the detection piece 61 and sends the position signal to the controller, then the controller controls the motor 5 to stop working, and at the moment, the weighing hopper 8 finishes weighing and discharging of the station; then starting the motor 5 to repeat the procedures, and carrying out loading weighing and unloading work of the next station; the above procedures are repeated, and the three stations are continuously circulated, so that the continuous operation is realized.
Compared with the prior art, the utility model discloses a 8 devices of weighing hopper adopt three stations can 360 degrees rotatory weighing hopper 8 structures and the mode of unloading to avoided the conventional material seepage and the not clean problem of blowing of unloading the mode of fighting and leading to, be particularly useful for the packing of granule or the powdery material of small dose, it is high to weigh the precision, its resolution ratio can reach 0.1 g's precision, three station continuity of operation, the work efficiency is greatly improved, and 8 devices of whole weighing hopper simple structure, the installation space has been saved, use convenient operation, the event has very good application prospect.
It should be finally noted that the above embodiments are only intended to illustrate the technical solutions of the present invention, and not to limit the scope of the present invention, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solutions of the present invention can be modified or replaced with equivalents without departing from the spirit and scope of the technical solutions of the present invention.
Claims (10)
1. A rotary scale hopper assembly characterized by: the device comprises a base, a weighing sensor mounting seat fixed on the base, a weighing sensor arranged on the weighing sensor mounting seat, a motor arranged on the motor mounting seat, a rotatable weighing hopper and a positioning detection mechanism for detecting the rotating position of the weighing hopper; wherein: the weighing sensor is connected with the motor mounting seat through a bearing piece, the rotatable weighing hopper comprises a weighing hopper body and baffle plates respectively fixed at two ends of the weighing hopper body, the motor is connected with the weighing hopper body through a first transmission shaft, three large grooves for containing materials are uniformly formed in the circumferential surface of the weighing hopper body along the rotation direction, and the large grooves are arc-shaped;
the weighing hopper is characterized by further comprising a controller, wherein the controller is respectively electrically connected with the weighing sensor, the positioning detection mechanism and the motor, the weighing sensor sends a signal for detecting the weight of the weighing hopper to the controller, and the positioning detection mechanism sends a rotating position signal for detecting the weighing hopper to the controller so that the controller controls the rotation of the weighing hopper through the motor.
2. A rotary scale hopper apparatus according to claim 1 wherein: the positioning detection mechanism comprises a detection piece and a proximity switch, the proximity switch is arranged right below the detection piece, and the detection piece is connected with the motor through a second transmission shaft;
the detection piece is circular, three positioning holes are uniformly formed in the circular detection piece along the rotating circumferential surface, the positioning holes correspond to the large grooves in position one to one, and the proximity switch is electrically connected with the controller to send position signals of the detected positioning holes to the controller.
3. A rotary scale hopper assembly according to claim 2 wherein: the positioning hole is a U-shaped positioning hole.
4. A rotary scale hopper apparatus according to claim 1 wherein: the weighing hopper body is evenly provided with three small grooves for containing materials along the rotating circumferential surface, the small grooves and the large grooves are arranged at intervals, and the small grooves are arc-shaped.
5. A rotary scale hopper assembly according to claim 1 or 4 wherein: the weighing hopper body and the baffle are correspondingly provided with shaft holes for the first transmission shaft to penetrate through.
6. A rotary scale hopper assembly according to claim 5 wherein: the weighing hopper body is fixedly connected with the baffle through screws.
7. A rotary scale hopper assembly according to claim 5 wherein: the weighing hopper body and the baffle are integrally formed.
8. A rotary scale hopper assembly according to claim 2 wherein: the proximity switch is arranged on the weighing sensor mounting seat.
9. A rotary scale hopper apparatus according to claim 1 wherein: the bearing piece is fixedly connected with the motor mounting seat through screws.
10. A rotary scale hopper apparatus according to claim 1 wherein: the weighing sensor mounting seat, the motor mounting seat and the positioning detection mechanism are arranged in the shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021722147.9U CN212738568U (en) | 2020-08-18 | 2020-08-18 | Rotary weighing hopper device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021722147.9U CN212738568U (en) | 2020-08-18 | 2020-08-18 | Rotary weighing hopper device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212738568U true CN212738568U (en) | 2021-03-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021722147.9U Active CN212738568U (en) | 2020-08-18 | 2020-08-18 | Rotary weighing hopper device |
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| Country | Link |
|---|---|
| CN (1) | CN212738568U (en) |
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2020
- 2020-08-18 CN CN202021722147.9U patent/CN212738568U/en active Active
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