Roller conveyor with weighing function
阅读说明：本技术 一种具有称重功能的辊道输送机 (Roller conveyor with weighing function ) 是由 朱建新 赵淑华 郭濛濛 谭勇 付恒 罗双强 高永亮 刘志洋 段李华 于 2020-06-09 设计创作，主要内容包括：本发明提供一种具有称重功能的辊道输送机,包括：输送机构、称重装置和控制装置；所述控制装置与所述称重装置和所述输送机构信号连接,在烟包传送到设定位置时控制所述输送机构停止输送,并控制所述称重机构对烟包进行称重。所述输送机构包括：传动减速机、传动链、输送辊道和机架支腿。所述传动减速机设置在所述机架支腿上,所述传动减速机通过所述传动链与所述输送辊道传动连接,所述传动减速器用于在烟包传送到设定位置时驱动所述输送辊道停止运转。本发明能提高烟包称重的便捷性和精准性。(The invention provides a roller conveyor with a weighing function, which comprises: the device comprises a conveying mechanism, a weighing device and a control device; the control device is in signal connection with the weighing device and the conveying mechanism, controls the conveying mechanism to stop conveying when the cigarette packet is conveyed to a set position, and controls the weighing mechanism to weigh the cigarette packet. The conveying mechanism includes: the device comprises a transmission speed reducer, a transmission chain, a conveying roller way and a rack supporting leg. The transmission speed reducer is arranged on the support leg of the frame, is in transmission connection with the conveying roller way through the transmission chain, and is used for driving the conveying roller way to stop running when the tobacco bale is conveyed to a set position. The invention can improve the convenience and accuracy of weighing the cigarette packets.)
1. The utility model provides a roller conveyor with function of weighing which characterized in that includes: the device comprises a conveying mechanism, a weighing device and a control device;
the control device is in signal connection with the weighing device and the conveying mechanism, controls the conveying mechanism to stop conveying when the cigarette packet is conveyed to a set position, and controls the weighing mechanism to weigh the cigarette packet;
the conveying mechanism includes: the device comprises a transmission speed reducer, a transmission chain, a conveying roller way and a stand supporting leg;
the transmission speed reducer is arranged on the support leg of the frame, is in transmission connection with the conveying roller way through the transmission chain, and is used for driving the conveying roller way to stop running when the tobacco bale is conveyed to a set position.
2. Roller conveyor with weighing function according to claim 1, characterized in that it further comprises: a position sensor;
the position sensor is in signal connection with the control device, and the position sensor is arranged on the conveying mechanism and used for detecting whether the cigarette packet is conveyed to a set position.
3. Roller conveyor with weighing function according to claim 2, characterized by further comprising: a speed sensor;
the speed sensor is in signal connection with the control device and is used for detecting the moving speed of the cigarette packet to be weighed;
the speed sensor is arranged on the conveying mechanism, and when the moving speed is zero, the control device controls the transmission speed reducer to stop and controls the weighing device to weigh the tobacco bale to be weighed.
4. Roller conveyor with weighing function according to claim 3, characterized in that said control means comprise: a controller and a rotating motor;
the controller is respectively in signal connection with the rotating motor, the transmission speed reducer, the position sensor and the speed sensor, receives weighing data sent by the weighing device and stores the weighing data;
after the weighing device finishes weighing the cigarette packet to be weighed, the controller controls the rotating motor to rotate, so that the rotating motor drives the roller of the conveying roller way to rotate.
5. Roller conveyor with weighing function according to claim 4, characterized in that said control means further comprise: a first relay and a second relay;
the first output end of the controller is connected with the controller of the first relay, the output end of the first relay is connected with the power supply input end of the transmission speed reducer, and the input end of the first relay is connected with a power supply;
and the second output end of the controller is connected with the control end of the second relay, the output end of the second relay is connected with the power input end of the rotating motor, and the input end of the first relay is connected with a power supply.
6. Roller conveyor with weighing function according to claim 5, characterized in that said controller is a microprocessor.
7. Roller conveyor with weighing function according to claim 6, characterized by further comprising: touching a mould screen;
the touch screen is in signal connection with the controller and is used for human-computer interaction between an operator and the controller and displaying the weighing data.
8. Roller conveyor with weighing function according to claim 1, characterized in that said weighing means comprise: the device comprises an elastic body, a base, a suspension beam arm and a weighing sensor;
the weighing elastic body is arranged at the bottom of the stand supporting leg and is fixed on the horizontal ground through the base, and when the roller way stops conveying, the weight of the cigarette packet acts on the elastic body through the stand supporting leg to enable the elastic body to generate elastic deformation;
the weighing sensor is used for detecting the deformation of the elastic body and determining the weight change according to the deformation;
the weighing sensor is arranged on the cantilever beam arm, and the cantilever beam arm is arranged on the base.
9. Roller conveyor with weighing function according to claim 1, characterized in that said weighing means comprise: the lifting mechanism, the supporting frame and the weighing device;
the weighing device is arranged below the conveying roller way, the weighing device is arranged above the lifting mechanism, the supporting frame is arranged at the top of the weighing device, one side of the supporting frame, far away from the weighing device, is provided with a plurality of supporting plates, and the supporting plates are arranged corresponding to the gaps of the rollers of the conveying roller way;
the lifting mechanism is used for driving the support frame to lift after the conveying roller way stops, so that the support plate penetrates through the gap of the roller to support a tobacco bale to be weighed, and the weighing device is used for weighing.
10. Roller conveyor with weighing function according to claim 9, characterized in that said lifting mechanism comprises: the device comprises a cylinder, a guide rail and a lifting platform;
the cylinder is arranged on the guide rail and drives the lifting platform to move up and down along the guide rail through a push rod.
Technical Field
The invention relates to the technical field of roller way conveying, in particular to a roller way conveyor with a weighing function.
Background
In the tobacco shred production process, the cigarette packet filled with tobacco raw materials is subjected to case unpacking to remove the case skin and then is subjected to static belt weigher to measure the weight of each case of tobacco, so that the feeding accuracy in the tobacco shred production process is accurately measured. The existing static belt weighing mainly has the following defects: on the one hand, the tobacco leaves after being peeled off are weighed and are finished and then reach the steel type turnover box through the belt weigher to enter the next procedure, and the static scale is located between the two belt conveyors, so that a certain gap exists between the static scale and the connecting positions of the front and the rear belt conveyors, a large amount of tobacco leaves fall into the ground through the gaps at the two ends of the static scale in the process of just producing, a large amount of raw materials are wasted, an operator is required to clean the tobacco leaves at regular time, and the labor intensity is increased. On the other hand, because the belt static scale has higher sensitivity, an isolation facility for the static scale cannot be added in a production field, and an operator can easily touch or press the side wall of the belt in the production process, so that the weighing deviation is generated, and the weighing accuracy cannot be ensured.
Disclosure of Invention
The invention provides a roller conveyor with a weighing function, which solves the problems that in the tobacco shred production process, each box of tobacco leaves is weighed by a static belt, the weighing cost is high, and the measurement is easily influenced, and can improve the convenience and accuracy of weighing tobacco packages.
In order to achieve the above purpose, the invention provides the following technical scheme:
a roller conveyor with weighing function, comprising: the device comprises a conveying mechanism, a weighing device and a control device;
the control device is in signal connection with the weighing device and the conveying mechanism, controls the conveying mechanism to stop conveying when the cigarette packet is conveyed to a set position, and controls the weighing mechanism to weigh the cigarette packet;
the conveying mechanism includes: the device comprises a transmission speed reducer, a transmission chain, a conveying roller way and a stand supporting leg;
the transmission speed reducer is arranged on the support leg of the frame, is in transmission connection with the conveying roller way through the transmission chain, and is used for driving the conveying roller way to stop running when the tobacco bale is conveyed to a set position.
Preferably, the method further comprises the following steps: a position sensor;
the position sensor is in signal connection with the control device, and the position sensor is arranged on the conveying mechanism and used for detecting whether the cigarette packet is conveyed to a set position.
Preferably, the method further comprises the following steps: a speed sensor;
the speed sensor is in signal connection with the control device and is used for detecting the moving speed of the cigarette packet to be weighed;
the speed sensor is arranged on the conveying mechanism, and when the moving speed is zero, the control device controls the transmission speed reducer to stop and controls the weighing device to weigh the tobacco bale to be weighed.
Preferably, the control device includes: a controller and a rotating motor;
the controller is respectively in signal connection with the rotating motor, the transmission speed reducer, the position sensor and the speed sensor, receives weighing data sent by the weighing device and stores the weighing data;
after the weighing device finishes weighing the cigarette packet to be weighed, the controller controls the rotating motor to rotate, so that the rotating motor drives the roller of the conveying roller way to rotate.
Preferably, the control device further includes: a first relay and a second relay;
the first output end of the controller is connected with the controller of the first relay, the output end of the first relay is connected with the power supply input end of the transmission speed reducer, and the input end of the first relay is connected with a power supply;
and the second output end of the controller is connected with the control end of the second relay, the output end of the second relay is connected with the power input end of the rotating motor, and the input end of the first relay is connected with a power supply.
Preferably, the controller is a microprocessor.
Preferably, the method further comprises the following steps: touching a mould screen;
the touch screen is in signal connection with the controller and is used for human-computer interaction between an operator and the controller and displaying the weighing data.
Preferably, the weighing device comprises: the device comprises an elastic body, a base, a suspension beam arm and a weighing sensor;
the weighing elastic body is arranged at the bottom of the stand supporting leg and is fixed on the horizontal ground through the base, and when the roller way stops conveying, the weight of the cigarette packet acts on the elastic body through the stand supporting leg to enable the elastic body to generate elastic deformation;
the load cell is configured to detect a deflection of the elastomer and determine a weight change based on the deflection.
The weighing sensor is arranged on the cantilever beam arm, and the cantilever beam arm is arranged on the base.
Preferably, the weighing device comprises: the lifting mechanism, the supporting frame and the weighing device;
the weighing device is arranged below the conveying roller way, the weighing device is arranged above the lifting mechanism, the supporting frame is arranged at the top of the weighing device, one side of the supporting frame, far away from the weighing device, is provided with a plurality of supporting plates, and the supporting plates are arranged corresponding to the gaps of the rollers of the conveying roller way;
the lifting mechanism is used for driving the support frame to lift after the conveying roller way stops, so that the support plate penetrates through the gap of the roller to support a tobacco bale to be weighed, and the weighing device is used for weighing.
Preferably, the lifting mechanism includes: the device comprises a cylinder, a guide rail and a lifting platform;
the cylinder is arranged on the guide rail and drives the lifting platform to move up and down along the guide rail through a push rod.
The invention provides a roller conveyor with a weighing function, which is characterized in that a weighing device is arranged on a conveying mechanism, and the weighing mechanism is controlled by a control device to weigh when the conveying mechanism stops. The problem of in the tobacco throwing production process adopt static belt to weigh to every case tobacco leaf, exist to weigh and consume artifical high, measure and easily receive the influence is solved, the convenience and the precision that the tobacco bale was weighed can be improved.
Drawings
In order to more clearly describe the specific embodiments of the present invention, the drawings to be used in the embodiments will be briefly described below.
Fig. 1 is a schematic structural diagram of a roller conveyor with a weighing function provided by the invention.
FIG. 2 is a schematic view of a roller conveyor according to an embodiment of the present invention;
FIG. 3 is a schematic view of a roller conveyor according to another embodiment of the present invention;
fig. 4 is a schematic structural view of the support frame in the embodiment.
Accessory marking
1 roller conveyor
2 weighing sensor
3 conveying roller way
4-drive speed reducer
6 base
7 signal transmission cable
8 cantilever beam
9 elastomer
21 support frame
211 supporting plate
22 weighing machine
23 lifting mechanism
Detailed Description
In order to make the technical field of the invention better understand the scheme of the embodiment of the invention, the embodiment of the invention is further described in detail with reference to the drawings and the implementation mode.
Aiming at the problems that in the current tobacco shred production process, each box of tobacco leaves is weighed by adopting a static belt, the weighing cost is high, and the measurement is easily influenced, the invention provides the roller conveyor with the weighing function. The problem of in the tobacco throwing production process adopt static belt to weigh to every case tobacco leaf, exist to weigh and consume artifical high, measure and easily receive the influence is solved, the convenience and the precision that the tobacco bale was weighed can be improved.
As shown in fig. 1, a roller conveyor with weighing function includes: conveying mechanism, weighing device and controlling means. The control device is in signal connection with the weighing device and the conveying mechanism, controls the conveying mechanism to stop conveying when the cigarette packet is conveyed to a set position, and controls the weighing mechanism to weigh the cigarette packet. The conveying mechanism includes: the device comprises a transmission speed reducer, a transmission chain, a conveying roller way and a rack supporting leg. The transmission speed reducer is arranged on the support leg of the frame, is in transmission connection with the conveying roller way through the transmission chain, and is used for driving the conveying roller way to stop running when the tobacco bale is conveyed to a set position.
Specifically, conveying mechanism comprises transmission speed reducer, rollgang, frame landing leg etc. and 4 weighing sensor are located conveying mechanism's 4 frame landing legs below respectively. After the object reaches the roller conveyor, the roller conveyor stops conveying after the roller conveyor turnover box reaches a fixed position under the driving of the transmission speed reducer. Under the action of gravity of an object, force is applied to the weighing sensor through the support legs of the frame, the weighing sensor converts the change of the applied force into an electric signal (voltage or current), and therefore the process of converting the external force into the electric signal is completed, and the purpose of accurate weighing is achieved. This conveyer can improve the convenience and the accurate nature that the tobacco bale was weighed.
The conveyor further comprises: a position sensor; the position sensor is in signal connection with the control device, and the position sensor is arranged on the conveying mechanism and used for detecting whether the cigarette packet is conveyed to a set position.
The conveyor further comprises: a speed sensor; the speed sensor is in signal connection with the control device and is used for detecting the moving speed of the cigarette packet to be weighed. The speed sensor is arranged on the conveying mechanism, and when the moving speed is zero, the control device controls the transmission speed reducer to stop and controls the weighing device to weigh the tobacco bale to be weighed.
The control device includes: a controller and a rotating motor; the controller is respectively connected with the rotating motor, the transmission speed reducer, the position sensor and the speed sensor through signals, receives weighing data sent by the weighing device and stores the weighing number. After the weighing device finishes weighing the cigarette packet to be weighed, the controller controls the rotating motor to rotate, so that the rotating motor drives the roller of the conveying roller way to rotate.
Further, the control device further includes: a first relay and a second relay. The first output end of the controller is connected with the controller of the first relay, the output end of the first relay is connected with the power input end of the transmission speed reducer, and the input end of the first relay is connected with a power supply. And the second output end of the controller is connected with the control end of the second relay, the output end of the second relay is connected with the power input end of the rotating motor, and the input end of the first relay is connected with a power supply.
In practical application, the controller is a microprocessor and can be realized by adopting a singlechip.
The conveyor further comprises: touching a mould screen; the touch screen is in signal connection with the controller and is used for human-computer interaction between an operator and the controller and displaying the weighing data.
In one embodiment, as shown in fig. 2, the weighing apparatus comprises: elastomer 9, base 6, cantilever beam 8 and load cell 2. The weighing elastic body 9 is arranged at the bottom of the stand supporting leg 10 and is fixed on the horizontal ground through the base 6, and when the roller way stops conveying, the weight of the cigarette packet acts on the elastic body 9 through the stand supporting leg to enable the elastic body to generate elastic deformation. The load cell is configured to detect a deflection of the elastomer and determine a weight change based on the deflection. The weighing sensor is arranged on the cantilever beam arm 8, and the cantilever beam arm 8 is arranged on the base 6.
Specifically, as shown in fig. 2, after the turnover box containing the tobacco leaves reaches the roller conveyor 1, the roller table 3 starts to rotate under the driving of the transmission speed reducer 4, and after the turnover box is conveyed by the roller table 3 to reach a fixed position, the roller table 3 stops conveying, and at this time, the weighing sensor 2 starts to work. Under the action of gravity of the turnover box, force is applied to the elastic body 9 through the support legs 10 of the machine frame to enable the elastic body to generate elastic deformation, and when external force is applied to the cantilever beam 8 adhered with the resistance strain gauge, a signal conversion task can be completed through the signal transmission cable 7, so that the purpose of accurate weighing is achieved. After weighing is completed, the turnover box enters the next production process under the action of the roller conveyor 1.
In another embodiment, as shown in fig. 3 and 4, the weighing device includes: the lifting mechanism 23, the
Further, the lifting mechanism includes: the device comprises a cylinder, a guide rail and a lifting platform; the cylinder is arranged on the guide rail and drives the lifting platform to move up and down along the guide rail through a push rod.
The roller conveyor with the weighing function is provided with the weighing device on the conveying mechanism, and the weighing mechanism is controlled by the control device to weigh when the conveying mechanism stops. The problem of in the tobacco throwing production process adopt static belt to weigh to every case tobacco leaf, exist to weigh and consume artifical high, measure and easily receive the influence is solved, the convenience and the precision that the tobacco bale was weighed can be improved.
The construction, features and functions of the present invention have been described in detail with reference to the embodiments shown in the drawings, but the present invention is not limited to the embodiments shown in the drawings, and all equivalent embodiments modified or modified by the spirit and scope of the present invention should be protected without departing from the spirit of the present invention.
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