阅读说明：本技术 粽子料杯定量配重流水线的安全监控设备及其监控方法 (Safety monitoring equipment and monitoring method for quantitative counterweight assembly line of rice dumpling material cup ) 是由 彭玉慧 姚远 陈召桂 于 2020-05-28 设计创作，主要内容包括：本发明提供了一种本粽子料杯定量配重流水线的安全监控设备及其监控方法,包括输送平台和控制器、第一输送带、第二输送带,第一输送带与第二输送带之间设有转动盘,第二输送带旁侧设有支架,支架上设有一次配料多头秤、二次配料多头秤,一次配料多头秤、二次配料多头秤的下端出料口处均设有竖直的落料管,上端与进料管连接,第二输送带位于一次配料多头秤的下方两侧设有第一料杯定位机构,位于二次配料多头秤的下方两侧设有第二料杯定位机构,一次配料多头秤和二次配料多头秤之间的部位设有人工放馅工作台,第二输送带的旁侧设置光电传感器一,光电传感器一位于转动盘与第一料杯定位机构之间,光电传感器一的后方设置伸缩隔板机构。(The invention provides a safety monitoring device of a rice dumpling material cup quantitative counterweight production line and a monitoring method thereof, the safety monitoring device comprises a conveying platform, a controller, a first conveying belt and a second conveying belt, a rotating disc is arranged between the first conveying belt and the second conveying belt, a bracket is arranged beside the second conveying belt, a primary batching multi-head scale and a secondary batching multi-head scale are arranged on the bracket, vertical blanking pipes are arranged at discharge ports at the lower ends of the primary batching multi-head scale and the secondary batching multi-head scale, the upper ends of the primary batching multi-head scale and the secondary batching multi-head scale are connected with a feeding pipe, first material cup positioning mechanisms are arranged at two sides of the lower part of the primary batching scale and second material cup positioning mechanisms are arranged at two sides of the lower part of the secondary batching multi-head scale, a manual stuffing placing worktable is arranged at the position between the primary batching multi-head scale and the secondary batching multi-head scale, a first photoelectric sensor is arranged beside the, and a telescopic partition plate mechanism is arranged behind the first photoelectric sensor.)

1. The safety monitoring device of the rice dumpling material cup quantitative counterweight assembly line comprises a conveying platform and a controller, wherein the conveying platform is provided with a first conveying belt and a second conveying belt which are parallel to each other, a transition plate is arranged between the discharge end of the first conveying belt and the feed end of the second conveying belt, a rotating disc driven by a motor is arranged on the transition plate, a support is arranged beside the second conveying belt, a primary batching multi-head scale and a secondary batching multi-head scale are arranged on the support, vertical blanking pipes are arranged at the lower end discharge outlets of the primary batching multi-head scale and the secondary batching multi-head scale, the upper end feed inlets of the primary batching multi-head scale and the secondary batching multi-head scale are connected with feed pipes, first material cup positioning mechanisms are arranged on two sides of the second conveying belt below the primary batching multi-head scale, second material cup positioning mechanisms are arranged on two sides of the second conveying belt below the secondary batching multi-head scale, a manual stuffing placing working table is arranged between the primary batching multi-head scale and the secondary batching multi-head scale, and the manual stuffing placing working table is characterized in that a first photoelectric sensor is arranged beside the second conveying belt and positioned between the rotating disc and the first material cup positioning mechanism, and a telescopic partition plate mechanism is arranged behind the first photoelectric sensor; a second photoelectric sensor is fixedly mounted on a support beside the second conveying belt, the second photoelectric sensor is positioned right below the primary batching multi-head scale, and sensing rays of the second photoelectric sensor penetrate through a conveying space of the second conveying belt; the utility model discloses a multi-head scale for secondary batching, including first conveyer belt, carousel, second conveyer belt, photoelectric sensor three is adorned admittedly on the support of second conveyer belt side, photoelectric sensor three is located under the multi-head scale for secondary batching, the sensing ray of photoelectric sensor three runs through the transport space of second conveyer belt, the camera is adorned admittedly to the bottom side of multi-head scale for secondary batching, the camera lens orientation of camera the blanking pipe below of multi-head scale for secondary batching, the controller passes through circuit connection first conveyer belt, rolling disc, second conveyer belt, photoelectric sensor one, flexible baffle mechanism, once batching multi-head scale, secondary batching multi-head scale, material cup positioning mechanism, photoelectric sensor two, photoelectric sensor three and camera, the controller passes through circuit connection alarm.

2. The safety monitoring device for the rice dumpling material cup quantitative weight counterbalance assembly line according to claim 1, wherein a first support is arranged between the first conveying belt and the second conveying belt, the first photoelectric sensor is fixed on the first support, and a sensing ray of the first photoelectric sensor penetrates through a conveying space of the second conveying belt.

3. The safety monitoring device of zongzi material cup ration counter weight assembly line of claim 1, characterized in that, flexible baffle mechanism is including being the pneumatic cylinder of level setting, the pneumatic cylinder has horizontal telescopic link, spring coupling picture peg is passed through to horizontal telescopic link's outer end, the picture peg is the state of erectting orientation the transport space of second conveyer belt, the controller passes through circuit connection the pneumatic cylinder.

4. The safety monitoring device for the rice dumpling material cup quantitative weight counterbalance assembly line according to claim 1, wherein a second support is arranged beside the first conveyor belt, a fourth photoelectric sensor is fixedly mounted on the second support, and a sensing ray of the fourth photoelectric sensor penetrates through a conveying space of the second conveyor belt.

5. The safety monitoring device for the rice dumpling material cup quantitative weighting production line according to claim 1, wherein the first material cup positioning mechanism and the second material cup positioning mechanism each comprise a positioning disc located on one side of the second conveyor belt, a plurality of arc-shaped positioning notches are uniformly arranged on the edge of the positioning disc, the positioning disc is driven by a stepping motor, an elastic supporting block is arranged on the side opposite to the positioning disc, and the controller is connected with the stepping motor through a circuit.

6. The safety monitoring device for the rice dumpling material cup quantitative weight balancing assembly line according to claim 1, wherein a rotating roller is arranged on the outer side of the discharge end of the first conveying belt, the axis of the rotating roller is parallel to the moving direction of the first conveying belt, a spiral groove is formed in the surface of the rotating roller, the rotating roller is driven by a rotating motor, and the controller is connected with the rotating motor through a circuit.

7. The monitoring method of the safety monitoring equipment of the rice dumpling material cup quantitative weighting production line according to claim 1, characterized by comprising the following steps:

1) the plurality of empty material cups are arranged and moved from the feeding end to the discharging end of the first conveying belt, and are transferred onto the second conveying belt after passing through the rotating disc;

2) when the space of the adjacent empty material cup is sensed to be proper, the controller does not send an instruction to enable the assembly line to operate normally; when the sensing ray of the first photoelectric sensor is continuously blocked, judging that the empty material cups are too close to each other, and controlling the rotating disc to stop by the controller to avoid extrusion deformation between the empty material cups, and simultaneously controlling the first hydraulic cylinder to extend and retract the inserting plate to separate the passed empty material cups until the interval between the adjacent empty material cups is properly sensed by the first photoelectric sensor, and controlling the rotating disc to continuously transmit the empty material cups by the controller;

3) when the empty cup enters the first material cup positioning mechanism, the second photoelectric sensor senses whether the empty cup is placed in the first material cup positioning mechanism or not, if the empty cup exists in the first material cup positioning mechanism, the controller controls the one-time batching multi-head scale to carry out blanking, and if the empty cup does not exist in the first material cup positioning mechanism, the controller waits until the second photoelectric sensor senses the empty cup;

4) then, stuffing is manually put into the material cup after primary batching, the material cup is positioned when moving to a second material cup positioning mechanism below the multi-head scale for secondary batching, whether an empty material cup is placed in the second material cup positioning mechanism is firstly sensed by a photoelectric sensor, if the empty material cup exists in the second material cup positioning mechanism, an image in the empty material cup is shot by a camera, an image signal is sent to a controller, and the article in the empty material cup is judged by the controller;

5) when the empty material cup is judged to contain rice material and stuffing through visual monitoring, the controller sends out an execution signal to control the multi-head scale for secondary batching to discharge;

6) and when the empty cup is judged to have only rice material or only stuffing or neither through visual monitoring, the controller sends out an alarm signal to remind to check and eliminate the unqualified empty cup in time.

8. The monitoring method of the safety monitoring equipment of the rice dumpling material cup quantitative weight counterbalance assembly line is characterized in that in the step 1), when a plurality of empty material cups move on the first conveying belt, the intervals among the plurality of empty material cups are measured by forming interval type blocking and emptying on the sensing rays of the photoelectric sensor IV, and if the intervals among the plurality of empty material cups are too large, the controller reminds the feeding end of the first conveying belt to increase the throwing amount of the empty material cups; if the intervals among the empty material cups are too small, the controller reminds the feeding end of the first conveying belt to reduce the putting amount of the empty material cups.

9. The monitoring method of the safety monitoring equipment of the rice dumpling material cup quantitative weight balance production line according to claim 7, wherein in the step 1), when the empty material cup moves on the first conveying belt, the empty material cup is detected to pass through by blocking or emptying the sensing ray of the photoelectric sensor IV, and when the photoelectric sensor IV does not detect that the empty material cup passes through for a period of time, the conveying operation of the first conveying belt is stopped by the controller.

10. The monitoring method of the safety monitoring equipment of the rice dumpling material cup quantitative weight balance production line as claimed in claim 7, wherein in step 2), the outer end of the horizontal telescopic rod of the hydraulic cylinder is connected with the insertion plate through a spring, so that when the insertion plate extends out and touches an empty material cup, the insertion plate can swing left and right/stretch back and forth through the spring to adjust the position of the empty material cup freely within a certain range, and the empty material cup is prevented from being squeezed and deformed.

Technical Field

The invention belongs to the technical field of machinery, and relates to a zongzi processing system, in particular to a safety monitoring device and a monitoring method for a zongzi material cup quantitative counterweight assembly line.

Background

At present, to some zongzi producers, in order to guarantee the weight uniformity of every zongzi, set up the tray balance on the workstation, the standard weight is all required to be got to the glutinous rice weight of every zongzi to guarantee that the weight deviation of every zongzi is within setting for the within range, just so lead to whole package zongzi activity duration long, package zongzi efficiency is lower, and the cost of labor is very high. The process of weighing the weight of the sticky rice in the whole process takes the most time, and how to quickly weigh the weight of the sticky rice is a key point and a difficult point in the process of wrapping the rice dumplings.

The existing automatic batching production line adopts automation to realize mechanical batching, improves the working efficiency, but has no safety monitoring system on the production line, often leads to extrusion deformation between cup bodies due to excessive conveying of empty material cups, and the empty material cups can not be accurately in place due to human factors or accidental factors, thereby further causing production accidents such as material throwing misplacement, material throwing spilling and the like. In addition, when stuffing is added manually, the stuffing is easy to leak, and the existing equipment can not be checked out in time.

Disclosure of Invention

The invention aims to solve the problems in the prior art, and provides a safety monitoring device and a monitoring method for a quantitative weighting assembly line of a rice dumpling material cup, which can regulate and control a conveying interval through multi-point monitoring, ensure accurate positioning and avoid extrusion of the material cup, even material scattering and material error.

The purpose of the invention can be realized by the following technical scheme: the safety monitoring device of the rice dumpling material cup quantitative counterweight assembly line comprises a conveying platform and a controller, wherein the conveying platform is provided with a first conveying belt and a second conveying belt which are parallel to each other, a transition plate is arranged between the discharge end of the first conveying belt and the feed end of the second conveying belt, a rotating disc driven by a motor is arranged on the transition plate, a support is arranged beside the second conveying belt, a primary batching multi-head scale and a secondary batching multi-head scale are arranged on the support, vertical blanking pipes are arranged at the lower end discharge outlets of the primary batching multi-head scale and the secondary batching multi-head scale, the upper end feed inlets of the primary batching multi-head scale and the secondary batching multi-head scale are connected with feed pipes, first material cup positioning mechanisms are arranged on two sides of the second conveying belt below the primary batching multi-head scale, second material cup positioning mechanisms are arranged on two sides of the second conveying belt below the secondary batching multi-head scale, a manual stuffing placing working table is arranged between the primary batching multi-head scale and the secondary batching multi-head scale, a first photoelectric sensor is arranged beside the second conveying belt and positioned between the rotating disc and the first material cup positioning mechanism, and a telescopic partition plate mechanism is arranged behind the first photoelectric sensor; a second photoelectric sensor is fixedly mounted on a support beside the second conveying belt, the second photoelectric sensor is positioned right below the primary batching multi-head scale, and sensing rays of the second photoelectric sensor penetrate through a conveying space of the second conveying belt; the utility model discloses a multi-head scale for secondary batching, including first conveyer belt, carousel, second conveyer belt, photoelectric sensor three is adorned admittedly on the support of second conveyer belt side, photoelectric sensor three is located under the multi-head scale for secondary batching, the sensing ray of photoelectric sensor three runs through the transport space of second conveyer belt, the camera is adorned admittedly to the bottom side of multi-head scale for secondary batching, the camera lens orientation of camera the blanking pipe below of multi-head scale for secondary batching, the controller passes through circuit connection first conveyer belt, rolling disc, second conveyer belt, photoelectric sensor one, flexible baffle mechanism, once batching multi-head scale, secondary batching multi-head scale, material cup positioning mechanism, photoelectric sensor two, photoelectric sensor three and camera, the controller passes through circuit connection alarm.

In the safety monitoring equipment of the Zongzi material cup quantitative counterweight assembly line, a first support is arranged between the first conveying belt and the second conveying belt, a first photoelectric sensor is fixed on the first support, and sensing rays of the first photoelectric sensor penetrate through a conveying space of the second conveying belt.

In the safety monitoring equipment of foretell zongzi material cup ration counter weight assembly line, flexible baffle mechanism is including the pneumatic cylinder that is the level setting, the pneumatic cylinder has horizontal telescopic link, spring coupling picture peg is passed through to horizontal telescopic link's outer end, the picture peg is the state orientation of erectting the transport space of second conveyer belt, the controller passes through circuit connection the pneumatic cylinder.

In the safety monitoring device of the rice dumpling material cup quantitative weight balancing assembly line, a second support is arranged beside the first conveying belt, a fourth photoelectric sensor is fixedly mounted on the second support, and a sensing ray of the fourth photoelectric sensor penetrates through a conveying space of the second conveying belt.

In the safety monitoring device of the Zongzi material cup quantitative counterweight assembly line, the first material cup positioning mechanism and the second material cup positioning mechanism respectively comprise a positioning disc positioned on one side of the second conveying belt, a plurality of arc-shaped positioning notches are uniformly arranged on the edge of the positioning disc, the positioning disc is driven by a stepping motor, an elastic supporting block is arranged on the side opposite to the positioning disc, and the controller is connected with the stepping motor through a circuit. The positioning disc rotates, the material cup enters the arc positioning notch, after the stepping motor rotates by a stepping angle, one side of the material cup is positioned by the arc positioning notch, the other side of the material cup is supported by the elastic supporting block to be limited, and the blanking pipe is aligned with the material cup and used for blanking.

In the safety monitoring equipment of foretell zongzi material cup ration counter weight assembly line, the discharge end outside of first conveyer belt is equipped with the live-rollers, the axis of live-rollers is parallel with the moving direction of first conveyer belt, the surface of live-rollers is equipped with the helicla flute, the live-rollers pass through the rotating electrical machines drive, the controller passes through circuit connection the rotating electrical machines.

Because the distance of material cup on first conveyer belt is uncertain, or in succession or the interval is very big, just so lead to easily that the material cup takes place the jamming phenomenon in rolling disc department, the separation of material cup earlier through the helicla flute in this structure, it is spacing, the distance between the adjacent material cup equals to guarantee in the arc breach on the entering rolling disc that the material cup can the one-to-one, can not the jamming, can not overturn when making the material cup get into the second conveyer belt from first conveyer belt, more stable.

The monitoring method of the safety monitoring equipment of the quantitative counterweight assembly line of the rice dumpling cup comprises the following steps:

1) the plurality of empty material cups are arranged and moved from the feeding end to the discharging end of the first conveying belt, and are transferred onto the second conveying belt after passing through the rotating disc;

2) when the space of the adjacent empty material cup is sensed to be proper, the controller does not send an instruction to enable the assembly line to operate normally; when the sensing ray of the first photoelectric sensor is continuously blocked, judging that the empty material cups are too close to each other, and controlling the rotating disc to stop by the controller to avoid extrusion deformation between the empty material cups, and simultaneously controlling the first hydraulic cylinder to extend and retract the inserting plate to separate the passed empty material cups until the interval between the adjacent empty material cups is properly sensed by the first photoelectric sensor, and controlling the rotating disc to continuously transmit the empty material cups by the controller;

3) when the empty cup enters the first material cup positioning mechanism, the second photoelectric sensor senses whether the empty cup is placed in the first material cup positioning mechanism or not, if the empty cup exists in the first material cup positioning mechanism, the controller controls the one-time batching multi-head scale to carry out blanking, and if the empty cup does not exist in the first material cup positioning mechanism, the controller waits until the second photoelectric sensor senses the empty cup;

4) then, stuffing is manually put into the material cup after primary batching, the material cup is positioned when moving to a second material cup positioning mechanism below the multi-head scale for secondary batching, whether an empty material cup is placed in the second material cup positioning mechanism is firstly sensed by a photoelectric sensor, if the empty material cup exists in the second material cup positioning mechanism, an image in the empty material cup is shot by a camera, an image signal is sent to a controller, and the article in the empty material cup is judged by the controller;

5) when the empty material cup is judged to contain rice material and stuffing through visual monitoring, the controller sends out an execution signal to control the multi-head scale for secondary batching to discharge;

6) and when the empty cup is judged to have only rice material or only stuffing or neither through visual monitoring, the controller sends out an alarm signal to remind to check and eliminate the unqualified empty cup in time.

In the monitoring method of the safety monitoring equipment of the quantitative balance weight assembly line for the rice dumpling cups, in the step 1), when a plurality of empty material cups move on a first conveying belt, interval blocking and emptying are formed by sensing rays of a photoelectric sensor IV to measure intervals among the empty material cups, and if the intervals among the empty material cups are too large, a controller is used for reminding the addition of the throwing amount of the empty material cups at the feeding end of the first conveying belt; if the intervals among the empty material cups are too small, the controller reminds the feeding end of the first conveying belt to reduce the putting amount of the empty material cups.

In the monitoring method of the safety monitoring equipment of the Zongzi material cup quantitative weight assembly line, in the step 1), when the empty material cup moves on the first conveying belt, the empty material cup passes through the blocking or emptying sensing formed by the sensing ray of the photoelectric sensor IV, and when the photoelectric sensor IV does not sense the empty material cup passing through for a period of time, the conveying operation of the first conveying belt is stopped by the controller.

In the monitoring method of the safety monitoring equipment of the quantitative balance weight assembly line for the rice dumpling material cup, in the step 2), the outer end of the horizontal telescopic rod of the hydraulic cylinder is connected with the inserting plate through the spring, so that when the inserting plate extends out and touches the empty material cup, the inserting plate can swing left and right/stretch back and forth through the spring to adjust the position of the empty material cup freely within a certain range, and the empty material cup is prevented from being extruded and deformed.

Compared with the prior art, the safety monitoring equipment and the monitoring method of the quantitative counterweight assembly line for the rice dumpling material cup have the following advantages:

1. the proper distance between the empty material cups is regulated and controlled through monitoring, so that the production accident that the cup body is deformed and the material can not be received and contained due to the extrusion between the empty material cups is avoided.

2. The empty cup is accurately positioned through fixed-point sensing, so that the problem of material scattering caused by blanking under the condition that the empty cup is lost due to human or accident is avoided.

3. Under looking over the secondary batching through visual monitoring, the material stock in the empty material cup avoids unexpected empty material or artifical mistake material problem of forgetting to place the filling material and leading to.

Drawings

Fig. 1 is a schematic overall top view structure diagram of the safety monitoring device of the rice dumpling material cup quantitative weighting production line.

Fig. 2 is a partial schematic view of a safety monitoring device of the quantitative weighting assembly line for the rice dumpling cups.

In the figure, 1, a first conveyor belt; 2. a rotating roller; 3. rotating the disc; 4. a second conveyor belt; 5. a first photoelectric sensor; 6. a hydraulic cylinder; 7. a spring; 8. inserting plates; 9. a support; 10. a multi-head scale for one-time batching; 11. a secondary burdening multi-head scale; 12. a blanking pipe; 13. a feed pipe; 14. positioning a plate; 15. an elastic support block; 16. a second photoelectric sensor; 17. a third photoelectric sensor; 18. a camera; 19. a manual stuffing placing workbench.

Detailed Description

The following are specific embodiments of the present invention and are further described with reference to the drawings, but the present invention is not limited to these embodiments.

As shown in figures 1 and 2, the safety monitoring device of the rice dumpling material cup quantitative counterweight assembly line comprises a conveying platform and a controller, wherein a first conveying belt 1 and a second conveying belt 4 which are parallel to each other are arranged on the conveying platform, a transition plate is arranged between the discharge end of the first conveying belt 1 and the feed end of the second conveying belt 4, a rotating disc 3 driven by a motor is arranged on the transition plate, a support 9 is arranged beside the second conveying belt 4, a primary batching multi-head scale 10 and a secondary batching scale 11 are arranged on the support 9, vertical blanking pipes 12 are arranged at the discharge ports at the lower ends of the primary batching multi-head scale 10 and the secondary batching multi-head scale 11, the feed ports at the upper ends of the primary batching multi-head scale 10 and the secondary batching multi-head scale 11 are connected with a feed pipe 13, first material cup positioning mechanisms are arranged at two sides of the second conveying belt 4 below the primary batching multi-head scale 10, second material cup positioning mechanisms are arranged at two sides of the second conveying belt 4 below the secondary, a manual stuffing placing working table 19 is arranged between the primary batching multi-head scale 10 and the secondary batching multi-head scale 11, a first photoelectric sensor 5 is arranged beside the second conveying belt 4, the first photoelectric sensor 5 is positioned between the rotating disc 3 and the first material cup positioning mechanism, and a telescopic partition plate mechanism is arranged behind the first photoelectric sensor 5; a second photoelectric sensor 16 is fixedly arranged on a support 9 beside the second conveying belt 4, the second photoelectric sensor 16 is positioned right below the first-time batching multi-head scale 10, and sensing rays of the second photoelectric sensor 16 penetrate through a conveying space of the second conveying belt 4; a third photoelectric sensor 17 is fixedly mounted on a support 9 beside the second conveying belt 4, the third photoelectric sensor 17 is located right below the secondary batching multi-head scale 11, sensing rays of the third photoelectric sensor 17 penetrate through a conveying space of the second conveying belt 4, a camera 18 is fixedly mounted on the bottom side of the secondary batching multi-head scale 11, a lens of the camera 18 faces to the lower portion of a blanking pipe 12 of the secondary batching multi-head scale 11, the controller is connected with the first conveying belt 1, the rotating disc 3, the second conveying belt 4, the first photoelectric sensor 5, the telescopic partition plate mechanism, the primary batching multi-head scale 10, the secondary batching multi-head scale 11, the material cup positioning mechanism, the second photoelectric sensor 16, the third photoelectric sensor 17 and the camera 18 through circuits, and the controller is connected with an alarm through circuits.

A first support is arranged between the first conveying belt 1 and the second conveying belt 4, a first photoelectric sensor 5 is fixed on the first support, and sensing rays of the first photoelectric sensor 5 penetrate through the conveying space of the second conveying belt 4.

The telescopic partition plate mechanism comprises a hydraulic cylinder 6 which is horizontally arranged, the hydraulic cylinder 6 is provided with a horizontal telescopic rod, the outer end of the horizontal telescopic rod is connected with a plugboard 8 through a spring 7, the plugboard 8 is a conveying space which is in a vertical state and faces the second conveying belt 4, and a controller is connected with the hydraulic cylinder 6 through a circuit.

A second support is arranged beside the first conveying belt 1, a fourth photoelectric sensor is fixedly mounted on the second support, and sensing rays of the fourth photoelectric sensor penetrate through the conveying space of the second conveying belt 4.

First material cup positioning mechanism and second material cup positioning mechanism all include the positioning disk 14 that is located one side of second conveyer belt 4, and the edge of positioning disk 14 evenly is equipped with a plurality of arc location breachs, and positioning disk 14 passes through step motor drive, is equipped with elastic support piece 15 with positioning disk 14 opposite side, and the controller passes through circuit connection step motor. The positioning disc 14 rotates, the material cup enters the arc positioning notch, after the stepping motor rotates by a stepping angle, one side of the material cup is positioned by the arc positioning notch, the other side of the material cup is supported and limited by the elastic supporting block 15, and the blanking pipe 12 is aligned with the material cup and used for blanking.

The outer side of the discharge end of the first conveying belt 1 is provided with a rotating roller 2, the axis of the rotating roller 2 is parallel to the moving direction of the first conveying belt 1, the surface of the rotating roller 2 is provided with a spiral groove, the rotating roller 2 is driven by a rotating motor, and the controller is connected with the rotating motor through a circuit.

Because the distance of material cup on first conveyer belt 1 is uncertain, or in succession or the interval is very big, just so lead to the material cup to take place the jamming phenomenon in rolling disc 3 department easily, the separation of material cup earlier through the helicla flute in this structure, it is spacing, distance between the adjacent material cup equals to in the arc breach on the entering rolling disc 3 of assurance material cup can the one-to-one, make the material cup from first conveyer belt 1 entering second conveyer belt 4 when can not the jamming, can not overturn, more stable.

The monitoring method of the safety monitoring equipment of the quantitative counterweight assembly line of the rice dumpling cup comprises the following steps:

1) a plurality of empty material cups are arranged and moved from the feeding end to the discharging end of the first conveyer belt 1, and are transferred to the second conveyer belt 4 after passing through the rotating disc 3;

2) when a plurality of empty material cups pass through the photoelectric sensor I5, sensing rays of the photoelectric sensor I5 form interval blocking and emptying, and when the interval of adjacent empty material cups is sensed to be proper, the controller does not send an instruction to enable the assembly line to normally operate; when the sensing rays of the first photoelectric sensor 5 are continuously blocked, judging that a plurality of empty material cups are too close to each other, and controlling the rotating disc 3 to stop by the controller to avoid extrusion deformation among the empty material cups, and simultaneously controlling the first hydraulic cylinder 6 to extend and retract the inserting plate 8 to separate the plurality of empty material cups until the first photoelectric sensor 5 senses that the intervals of the adjacent empty material cups are proper, and controlling the rotating disc 3 to continuously transmit the empty material cups by the controller;

3) when the empty cup enters the first material cup positioning mechanism, the second photoelectric sensor 16 senses whether the empty cup is placed in the first material cup positioning mechanism or not, if the empty cup exists in the first material cup positioning mechanism, the controller controls the multi-head batching scale 10 to feed materials, and if the empty cup does not exist in the first material cup positioning mechanism, the controller waits until the second photoelectric sensor 16 senses the empty cup;

4) then, stuffing is manually put into the material cup after primary batching, the material cup is positioned when moving to a second material cup positioning mechanism below the secondary batching multi-head scale 11, a third photoelectric sensor 17 senses whether an empty material cup is placed in the second material cup positioning mechanism, if the empty material cup exists in the second material cup positioning mechanism, the image in the empty material cup is shot through a camera 18, an image signal is sent to a controller, and the controller is used for judging the article in the empty material cup;

5) when the empty material cup is judged to contain rice material and stuffing through visual monitoring, the controller sends out an execution signal to control the secondary batching multi-head scale 11 to discharge;

6) and when the empty cup is judged to have only rice material or only stuffing or neither through visual monitoring, the controller sends out an alarm signal to remind to check and eliminate the unqualified empty cup in time.

In the step 1), when a plurality of empty material cups move on the first conveying belt 1, interval blocking and emptying are formed through sensing rays of a photoelectric sensor IV to measure intervals among the empty material cups, and if the intervals among the empty material cups are too large, the controller reminds that the adding amount of the empty material cups is increased at the feeding end of the first conveying belt 1; if the intervals among the empty material cups are too small, the controller reminds the feeding end of the first conveying belt 1 to reduce the putting amount of the empty material cups.

In step 1), when the empty cup moves on the first conveyor belt 1, the empty cup is blocked or emptied by the sensing ray of the photoelectric sensor four, and when the photoelectric sensor four does not sense the empty cup passing for a period of time, the conveying operation of the first conveyor belt 1 is stopped by the controller.

In the step 2), the outer end of the horizontal telescopic rod of the hydraulic cylinder 6 is connected with the inserting plate 8 through the spring 7, so that when the inserting plate 8 extends out to touch the empty material cup, the inserting plate 8 can swing left and right/stretch back and forth through the spring 7 to adjust the position of the empty material cup freely within a certain range, and the empty material cup is prevented from being extruded and deformed.

Compared with the prior art, the safety monitoring equipment and the monitoring method of the quantitative counterweight assembly line for the rice dumpling material cup have the following advantages:

1. the proper distance between the empty material cups is regulated and controlled through monitoring, so that the production accident that the cup body is deformed and the material can not be received and contained due to the extrusion between the empty material cups is avoided.

2. The empty cup is accurately positioned through fixed-point sensing, so that the problem of material scattering caused by blanking under the condition that the empty cup is lost due to human or accident is avoided.

3. Under looking over the secondary batching through visual monitoring, the material stock in the empty material cup avoids unexpected empty material or artifical mistake material problem of forgetting to place the filling material and leading to.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the invention as defined in the appended claims.

Although the first conveyor belt 1 is used more herein; a rotating roller 2; a turn disc 3; a second conveyor belt 4; a first photoelectric sensor 5; a hydraulic cylinder 6; a spring 7; an inserting plate 8; a bracket 9; a first batching multi-head scale 10; a secondary burdening multi-head scale 11; a down pipe 12; a feed pipe 13; a positioning plate 14; an elastic support block 15; a second photosensor 16; a third photoelectric sensor 17; a camera 18; manual stuffing stations 19, etc., but does not exclude the possibility of using other terms. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed as being without limitation to any additional limitations that may be imposed by the spirit of the present invention.