阅读说明：本技术 一种覆膜机安全防护装置及其防护方法 (Laminating machine safety protection device and protection method thereof ) 是由 张民润 张青 于 2021-01-29 设计创作，主要内容包括：本发明涉及一种覆膜机安全防护装置,包括设置于警告区内的放料对辊机构、覆膜对辊机构、收料对辊机构、电控机构、放胶机构和设置于放料对辊机构、覆膜对辊机构及收料对辊机构上的安全光栅组件,并且包括设置于警告区两侧上方的视频采集机构,和设置于警告区外部的控制中心；本发明还包括覆膜机安全防护系统的防护方法。本发明具有有益效果是：一方面通过摄像机对进入覆膜机工作区的作业人员进行验证和提醒,并完成规范作业过程的记录,以便于执行历史事件的追溯；另一方面对作业人员的肢体处于危险区域时,通过安全光栅组件的监测向与其连接的控制器发送电讯号,从而实现停机以保证作业人员的安全。(The invention relates to a film laminating machine safety protection device, which comprises a feeding roller mechanism, a film laminating roller mechanism, a material collecting roller mechanism, an electric control mechanism, a glue discharging mechanism, and safety grating components arranged on the feeding roller mechanism, the film laminating roller mechanism and the material collecting roller mechanism, which are arranged in a warning area, and further comprises video acquisition mechanisms arranged above two sides of the warning area, and a control center arranged outside the warning area; the invention also discloses a protection method of the safety protection system of the laminating machine. The invention has the beneficial effects that: on one hand, the camera is used for verifying and reminding the operators entering the working area of the film laminating machine, and the record of the standard operation process is completed so as to facilitate the tracing of the historical events; on the other hand, when the limbs of the operating personnel are in a dangerous area, the safety grating component is monitored to send an electric signal to the controller connected with the safety grating component, so that the machine is stopped to ensure the safety of the operating personnel.)

1. The utility model provides a laminating machine safety device which characterized in that includes: the automatic feeding and collecting device comprises a feeding roller mechanism (1), a film coating roller mechanism (2), a collecting roller mechanism (3), an electric control mechanism (7), a glue discharging mechanism (4), and safety grating assemblies (10) arranged on the feeding roller mechanism (1), the film coating roller mechanism (2) and the collecting roller mechanism (3) and arranged in a warning area (6), and further comprises video acquisition mechanisms (5) arranged above two sides of the warning area (6) and a control center (9) arranged outside the warning area (6); the video acquisition mechanism (5) is used for monitoring and reminding an operator to perform safe operation, and the safety grating component (10) is used for monitoring the limb of the operator to stop the operation of the film laminating machine when the limb of the operator is in a dangerous area.

2. A laminator safety protection device according to claim 1, wherein the feeding roller mechanism (1) and the electric control mechanism (7) are arranged in a left region in the warning area (6), the electric control mechanism (7) is located on the upper side of the feeding roller mechanism (1), the feeding roller mechanism (1) and the electric control mechanism (7) are connected through cables, the electric control mechanism (7) is connected with the control center (9) through cables, and an acousto-optic alarm (8) is arranged inside the electric control mechanism.

3. A laminator safety protection device according to claim 1, wherein the laminating roller mechanism (2) and the glue discharging mechanism (4) are arranged in the middle region in the warning area (6), the glue discharging mechanism (4) is located on the upper side of the laminating roller mechanism (2), and the laminating roller mechanism (2) and the glue discharging mechanism (4) are respectively connected with the electric control mechanism (7) through cables.

4. A laminator safety protection device according to claim 1, wherein the material receiving roller mechanism (3) is arranged in a right region in the warning area (6) and is connected with the electric control mechanism (7) through a cable.

5. A laminator safety protection device according to claim 1, wherein the video capture mechanism (5) comprises a first camera (51) arranged on the left side of the warning area (6) and a second camera (52) arranged on the right side of the warning area (6), the first camera (51) and the second camera (52) are arranged on the upper position of the warning area (6) and connected with the control center (9) through cables; the first camera (51) and/or the second camera (52) are/is used for transmitting field image information to the control center (9) for verification, recording, verification and other operations, and the control center (9) sends a warning signal to the acousto-optic warning device (8) for reminding operators of safe operation.

6. A laminator safety protection device according to claim 5, wherein the first camera (51) and the second camera (52) in the video capture mechanism (5), the electronic control mechanism (7) and the control center (9) are preferably in wireless carrier connection.

7. A laminator safety guard according to any of claims 1 to 5, wherein the laminator safety grating assembly (10) comprises:

the first anti-pinch grating (101 a) and the second anti-pinch grating (101 b) are arranged in front of the left lower side of the feeding and rolling mechanism (1), the first feeding grating (102 a) is arranged in front of the right upper side of the feeding and rolling mechanism (1), and the second feeding grating (102 b) is arranged in back of the right upper side of the feeding and rolling mechanism (1), and the first anti-pinch grating (101 a), the second anti-pinch grating (101 b), the first feeding grating (102 a) and the second feeding grating (102 b) are respectively connected with the electric control mechanism (7) through cables; the first anti-pinch grating (101 a) and the second anti-pinch grating (101 b) are used for monitoring limbs of operators entering the area, when the discharging roller aligning mechanism (1) automatically adjusts the offset action up and down and when the limbs of the operators are in the area, the first anti-pinch grating (101 a) and the second anti-pinch grating (101 b) send electric signals to an electric control mechanism (7) connected with the first anti-pinch grating and the second anti-pinch grating, and the electric control mechanism (7) sends a stop instruction to the discharging roller aligning mechanism (1) to ensure the safety of the operators; the first discharging grating (102 a) and the second discharging grating (102 b) are used for monitoring limbs of operators entering the area, when the discharging roller mechanism (1) is in a discharging process and the limbs of the operators are in the area, the first discharging grating (102 a) and the second discharging grating (102 b) send electric signals to an electric control mechanism (7) connected with the first discharging grating and the second discharging grating, and the electric control mechanism (7) sends a stop instruction to the discharging roller mechanism (1) to ensure the safety of the operators;

the device comprises a first unreeling grating (103 a) arranged in front of the left side of a film covering roll mechanism (2), a second unreeling grating (103 b) arranged behind the left side, a first film covering grating (104 a) arranged in front of the middle side of the film covering roll mechanism (2), a second film covering grating (104 b) arranged behind the middle side of the film covering roll mechanism, and a first rolling grating (105 a) and a second rolling grating (105 b) arranged in front of the right side of the film covering roll mechanism (2), wherein the first unreeling grating (103 a), the second unreeling grating (103 b), the first film covering grating (104 a), the second film covering grating (104 b), the first rolling grating (105 a) and the second rolling grating (105 b) are respectively connected with an electric control mechanism (7) through cables; the first unwinding grating (103 a), the second unwinding grating (103 b), the first film-covering grating (104 a), the second film-covering grating (104 b), the first winding grating (105 a) and the second winding grating (105 b) are used for monitoring limbs of operators entering the area, when the material receiving roll mechanism (3) is in the winding process and the limbs of the operators are in the area, the first unwinding grating (103 a), the second unwinding grating (103 b), the first film-covering grating (104 a), the second film-covering grating (104 b), the first winding grating (105 a) and the second winding grating (105 b) send electric signals to an electric control mechanism (7) connected with the first unwinding grating (103 a) and the second winding grating (105 b), and the electric control mechanism (7) sends a stop instruction to the film-covering roll mechanism (2) to ensure the safety of the operators;

the first material receiving grating (106 a) and the second material receiving grating (106 b) are arranged in front of the left upper side of the material receiving roller mechanism (3), and the first material receiving grating (106 a) and the second material receiving grating (106 b) are respectively connected with the electric control mechanism (7) through cables; the first material receiving grating (106 a) and the second material receiving grating (106 b) are used for monitoring limbs of operators entering the area, when the material receiving roller mechanism (3) is in the winding process and the limbs of the operators are in the area, the first material receiving grating (106 a) and the second material receiving grating (106 b) send electric signals to an electric control mechanism (7) connected with the first material receiving grating and the second material receiving grating, and the electric control mechanism (7) sends a stop instruction to the material receiving roller mechanism (3) to ensure the safety of the operators;

the speed reducer is arranged on an electric control circuit of the material receiving roll aligning mechanism (3), is connected with the frequency converter, and adjusts the matching value of the voltage value and the current value of the frequency converter through the setting of the rotating speed value of the speed reducer, so that the rotating speed of the winding roll is reduced to a set value.

8. A laminator safety guard according to claim 7, wherein the safety grating assembly (10) is connected to the control center (9) through an electric control mechanism (7) connected thereto; after the safety grating component (10) sends an electric signal to the electric control mechanism (7) connected with the safety grating component, the electric control mechanism (7) sends a stop instruction, simultaneously starts the acquisition mechanism (5) to take a picture, and transmits controller data and field image information to the control center (9) so as to carry out video recording and accident analysis on safety accidents.

9. A laminator safety shield according to claim 8, wherein said safety grating assembly (10) is a KS06 type safety grating.

10. A laminating machine safety protection system formed by a laminating machine safety protection device comprises safety gratings fixedly arranged on two sides of a rotating mechanism where a laminating machine is located, wherein the safety gratings are electrically connected with an input end of a controller, the safety gratings comprise a controller electrically connected with an input end of a control mechanism of the laminating machine, an input end emergency stop key and a power supply AC-220V which are electrically connected with the controller, an output end camera electrically connected with the controller, a control center and a sound-light alarm, and an output end of the control center is electrically connected with the sound-light alarm; the safety protection system of the laminating machine realizes the operation of operators according to the seal and avoids the occurrence of personal injury danger by the following method:

s1, when the operator enters the working area, the camera monitors the working process of the operator and sends a signal to the control center, and the control center records the field condition and reminds the operator of safe operation through a field acousto-optic alarm;

s2, in a dangerous area of a rotating mechanism where an operator touches the film laminating machine, the safety grating senses and sends a signal to the controller, and the controller sends a signal to the acousto-optic alarm, so that an alarm is realized; meanwhile, the controller sends a stop instruction to the laminating machine, so that the laminating machine is stopped;

s3, in the stage S2, the controller simultaneously sends signals to the control center, the control center starts the camera to monitor the field condition, records and stores the conditions, and the control center communicates with field operators through an audible and visual alarm;

s4, when an operator starts an emergency stop key, the controller realizes the stop action of the film laminating machine on one hand and sends a signal to the control center on the other hand, the control center starts a camera to monitor the field condition and records and stores the field condition, and the control center communicates with field operators through an audible and visual alarm;

through the linkage of this laminating machine safety protection system, and then guaranteed operation personnel's the operation of pressing the chapter and avoided operation personnel's bodily injury danger.

Technical Field

The invention relates to the field of woven bag production equipment, in particular to a safety protection device of a film laminating machine.

Background

The packaging bag for industrial light sodium carbonate which is one of the industrial products of the salt lake is generally produced according to the GB 7743-87 standard organization, the material of the packaging bag is a plastic woven bag double-layer package or a plastic composite woven bag single-layer package which is lined with a polypropylene resin (PP) blown film bag, and the plastic woven bag double-layer package or the plastic composite woven bag single-layer package is adopted, and the performance of the packaging bag has the requirements of firmness, moisture; generally, the production process flow of the packaging bag comprises the steps of material preparation, wire drawing, weaving, film covering, cutting, printing, sewing, packaging and the like, and further the packaging bag production line comprises special equipment such as a wire drawing machine, a film covering machine, a printing machine and the like, and the transmission form of the special equipment is more in a rotating mode, so that the production line has hidden dangers such as insufficient equipment protection, careless operation of staff, improper individual protection and the like in the production process, and the risk of injury of staff is caused.

The film laminating machine in the packaging bag production line equipment is provided with a power drive transmission part and a rotating part, wherein the power drive transmission part and the rotating part are usually provided with spare and accessory parts such as a protective cover, a tile and a cover, and the phenomena of invalidation, incomplete and the like of different spare and accessory parts often exist due to the non-standardization of an operator in daily maintenance, maintenance and use, so that the danger of mechanical injury caused by human body contact exists in the daily operation process of the operator, and the realization of the safe production management level is influenced.

Disclosure of Invention

The invention provides a safety protection device of a film laminating machine, aiming at the potential personal injury defect caused by the failure and the defect of different parts such as a power driving transmission part, a rotating part and the like of the film laminating machine, and aiming at protecting operators to finish daily work tasks in a safe operation environment and avoiding potential personal injury caused by potential safety hazards.

In a first aspect of the present invention, a safety protection device for a film laminating machine is provided, which includes:

the automatic feeding and collecting device comprises a feeding roller mechanism 1, a film coating roller mechanism 2, a collecting roller mechanism 3, an electric control mechanism 7, a glue discharging mechanism 4, a safety grating assembly 10, a video acquisition mechanism 5 and a control center 9, wherein the feeding roller mechanism 1, the film coating roller mechanism 2, the collecting roller mechanism 3, the electric control mechanism 7 and the glue discharging mechanism 4 are arranged in a warning area 6, the safety grating assembly 10 is arranged on the feeding roller mechanism 1, the film coating roller mechanism 2 and the collecting roller mechanism 3, the video acquisition mechanism 5 is arranged above two sides of the; the video acquisition mechanism 5 is used for monitoring and reminding an operator to carry out safe operation, and the safety grating component 10 is used for monitoring the operation of the film laminating machine when the limbs of the operator are in a dangerous area.

Further, the feeding roll aligning mechanism 1 and the electric control mechanism 7 are arranged in a left area in the warning area 6, the electric control mechanism 7 is located on the upper side of the feeding roll aligning mechanism 1, the feeding roll aligning mechanism 1 and the electric control mechanism 7 are connected through cables, the electric control mechanism 7 is connected with the control center 9 through cables, and an acousto-optic alarm 8 is arranged in the electric control mechanism 7; in the laminating operation, an operator loads the raw woven bags into the feeding roller mechanism 1, conveys the raw woven bags to the laminating roller mechanism 2 through the feeding roller mechanism 1, and automatically adjusts the offset of the feeding roller mechanism 1 from top to bottom so as to accurately convey the raw woven bags to the laminating roller mechanism 2 in the feeding process.

Further, the film laminating roller mechanism 2 and the glue discharging mechanism 4 are arranged in the middle area in the warning area 6, the glue discharging mechanism 4 is located on the upper side of the film laminating roller mechanism 2, and the film laminating roller mechanism 2 and the glue discharging mechanism 4 are respectively connected with the electric control mechanism 7 through cables; in the tectorial membrane operation, put in gluey mechanism 4 carries tectorial membrane to roller mechanism 2 with raw materials polypropylene resin (PP), tectorial membrane to roller mechanism 2 evenly coats in the surface of braided bag after melting polypropylene resin (PP) through electrical heating and rolls in, accomplishes the tectorial membrane operation of braided bag, carries the braided bag to receiving in the material is to roller mechanism 3 again.

Further, the material receiving roller mechanism 3 is arranged in the right side area in the warning area 6 and is connected with the electric control mechanism 7 through a cable; in the film covering operation, the material receiving roller mechanism 3 winds the woven bag after film covering to complete winding, so that a woven bag roll is obtained.

Further, the video capturing mechanism 5 comprises a first camera 51 arranged on the left side of the warning area 6 and a second camera 52 arranged on the right side of the warning area 6, wherein the first camera 51 and the second camera 52 are arranged above the warning area 6 and are connected with the control center 9 through cables for monitoring the field workers and the working process thereof; when an operator enters the warning area 6, the first camera 51 and/or the second camera 52 starts shooting after sensing the operator, and transmits field image information to the control center 9 for verification, recording, verification and other operations, and the control center 9 sends a warning signal to the acousto-optic warning indicator 8 according to parameter setting to remind the operator of safe operation.

Preferably, the first camera 51 and the second camera 52 in the video capturing mechanism 5, the electric control mechanism 7 and the control center 9 are connected by wireless carrier, so as to realize remote connection of equipment, thereby reducing the cost of wiring.

Preferably, the laminator safety grating assembly 10 includes:

the first anti-pinch grating 101a and the second anti-pinch grating 101b are arranged in front of the left lower side and behind the left lower side of the feeding and rolling mechanism 1, the first feeding grating 102a is arranged in front of the right upper side and the second feeding grating 102b is arranged behind the right upper side of the feeding and rolling mechanism 1, and the first anti-pinch grating 101a, the second anti-pinch grating 101b, the first feeding grating 102a and the second feeding grating 102b are respectively connected with the electric control mechanism 7 through cables; the first anti-pinch grating 101a and the second anti-pinch grating 101b are used for monitoring limbs of operators entering the area, when the discharging roller mechanism 1 automatically adjusts the offset action up and down and when the limbs of the operators are in the area, the first anti-pinch grating 101a and the second anti-pinch grating 101b send electric signals to the electric control mechanism 7 connected with the first anti-pinch grating and the second anti-pinch grating, and the electric control mechanism 7 sends a stop instruction to the discharging roller mechanism 1 to ensure the safety of the operators; the first discharge grating 102a and the second discharge grating 102b are used for monitoring limbs of operators entering the area, when the discharge roller mechanism 1 is in a discharge process and the limbs of the operators are in the area, the first discharge grating 102a and the second discharge grating 102b send electric signals to the electric control mechanism 7 connected with the first discharge grating and the second discharge grating, and the electric control mechanism 7 sends a stop instruction to the discharge roller mechanism 1 to ensure the safety of the operators;

the first unwinding grating 103a and the second unwinding grating 103b are arranged in front of the left side of the laminating roller mechanism 2, the first laminating grating 104a is arranged in front of the middle side of the laminating roller mechanism 2, the second laminating grating 104b is arranged in back of the middle side of the laminating roller mechanism 2, and the first winding grating 105a and the second winding grating 105b are arranged in front of the right side of the laminating roller mechanism 2, wherein the first unwinding grating 103a, the second unwinding grating 103b, the first laminating grating 104a, the second laminating grating 104b, the first winding grating 105a and the second winding grating 105b are respectively connected with the electric control mechanism 7 through cables; the first unwinding grating 103a, the second unwinding grating 103b, the first film-covered grating 104a, the second film-covered grating 104b, the first winding grating 105a, and the second winding grating 105b are used for monitoring limbs of operators entering the area, when the material receiving roll mechanism 3 is in the winding process and the limbs of the operators are in the area, the first unwinding grating 103a, the second unwinding grating 103b, the first film-covered grating 104a, the second film-covered grating 104b, the first winding grating 105a, and the second winding grating 105b send electric signals to the electric control mechanism 7 connected with the first unwinding grating 103a, the second film-covered grating 104b, and the first winding grating 105a and the second winding grating 105b, and the electric control mechanism 7 sends a stop instruction to the film-covered roll mechanism 2 to ensure the safety of the operators;

the first material receiving grating 106a and the second material receiving grating 106b are arranged in front of the left upper side of the material receiving roller mechanism 3, and the first material receiving grating 106a and the second material receiving grating 106b are respectively connected with the electric control mechanism 7 through cables; the first material receiving grating 106a and the second material receiving grating 106b are used for monitoring limbs of operators entering the area, when the material receiving roller mechanism 3 is in the winding process and the limbs of the operators are in the area, the first material receiving grating 106a and the second material receiving grating 106b send electric signals to the electric control mechanism 7 connected with the first material receiving grating and the second material receiving grating, and the electric control mechanism 7 sends a stop instruction to the material receiving roller mechanism 3 to ensure the safety of the operators;

the speed reducer is arranged on an electric control circuit of the material receiving roll aligning mechanism 3, is connected with the frequency converter, and adjusts the matching value of the voltage value and the current value of the frequency converter through the setting of the rotating speed value of the speed reducer, so that the rotating speed of the winding roll is reduced to a set value.

Preferably, the safety grating assembly 10 is connected with the control center 9 through the electric control mechanism 7 connected with the safety grating assembly; after the safety grating component 10 sends an electric signal to a controller connected with the safety grating component, the controller sends a stop instruction, simultaneously starts the acquisition mechanism 5 to pick up a picture, and transmits the data of the controller and the field image information to the control center 9 so as to carry out video recording and accident analysis on safety accidents.

Preferably, the security grating assembly 10 employs a security grating of type KS 06.

This laminating machine safety device can realize: on one hand, the method is used for verifying and reminding the operators entering the working area of the laminating machine and completing the recording of the standard operation process so as to trace historical events conveniently; on the other hand, when the limbs of the operator are in a dangerous area, an electric signal is sent to a controller connected with the safety grating component 10 through monitoring, so that the operator can stop the machine to ensure the safety of the operator.

In a second aspect of the present invention, a method for using a laminator safety protection system composed of the laminator safety protection device is provided, including:

the safety protection system of the film laminating machine comprises safety gratings fixedly arranged on two sides of a rotating mechanism where the film laminating machine is located, wherein the safety gratings are electrically connected with the input end of a controller, the safety gratings comprise a controller electrically connected with the input end of an electric control mechanism of the film laminating machine, an input end emergency stop key and a power supply AC-220V which are electrically connected with the controller, an output end camera electrically connected with the controller, a control center and a sound-light alarm, and the output end of the control center is electrically connected with the sound-light alarm; the safety protection system of the laminating machine realizes the operation of operators according to the seal and avoids the occurrence of personal injury danger by the following method:

s1, when the operator enters the working area, the camera monitors the working process of the operator and sends a signal to the control center, and the control center records the field condition and reminds the operator of safe operation through a field acousto-optic alarm;

s2, in a dangerous area of a rotating mechanism where an operator touches the film laminating machine, the safety grating senses and sends a signal to the controller, and the controller sends a signal to the acousto-optic alarm, so that an alarm is realized; meanwhile, the controller sends a stop instruction to the laminating machine, so that the laminating machine is stopped;

s3, in the stage S2, the controller simultaneously sends signals to the control center, the control center starts the camera to monitor the field condition, records and stores the conditions, and the control center communicates with field operators through an audible and visual alarm;

s4, when an operator starts an emergency stop key, the controller realizes the stop action of the film laminating machine on one hand and sends a signal to the control center on the other hand, the control center starts a camera to monitor the field condition and records and stores the field condition, and the control center communicates with field operators through an audible and visual alarm;

through the linkage of this laminating machine safety protection system, and then guaranteed operation personnel's the operation of pressing the chapter and avoided operation personnel's bodily injury danger.

The safety protection device of the laminating machine and the safety protection system of the laminating machine, which are provided by the invention, have the following beneficial effects: on one hand, the camera is used for verifying and reminding the operators entering the working area of the film laminating machine, and the record of the standard operation process is completed so as to facilitate the tracing of the historical events; on the other hand, when the limbs of the operator are in a dangerous area, an electric signal is sent to a controller connected with the safety grating component 10 through monitoring, so that the operator can stop the machine to ensure the safety of the operator.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1: a schematic diagram of a laminating machine safety protection device;

FIG. 2: the arrangement of the safety grating component on the film laminating machine is schematically shown;

FIG. 3: a schematic diagram of a safety protection system of a laminating machine;

FIG. 4: the schematic diagram of the production process flow of the woven bag;

in the figure: 1. a material discharging and roll aligning mechanism; 2. a film covering roll aligning mechanism; 3. a material receiving and roll aligning mechanism; 4. a glue releasing mechanism; 5. a video acquisition mechanism; 51. a first camera; 52. a second camera; 6. a warning area; 7. an electric control mechanism; 8. a sound and light alarm; 9. a control center; 10. a safety grating group; 101a, a first anti-pinch grating; 101b, a second anti-pinch grating; 102a, a first discharge grating; 102b and a second discharge grating; 103a, a first unwinding grating; 103b, a second unwinding grating; 104a, a first film-coated grating; 104b, a second film-coated grating; 105a, a first rolling grating; 105b, a second rolling grating; 106a, a first receiving grating; 106b and a second receiving grating.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The embodiment of the safety protection device of the laminating machine is shown in the attached drawing 1:

the safety protection device of the laminating machine comprises a feeding roller mechanism 1, a laminating roller mechanism 2, a receiving roller mechanism 3, an electric control mechanism 7, a glue discharging mechanism 4, and safety grating assemblies 10 arranged on the feeding roller mechanism 1, the laminating roller mechanism 2 and the receiving roller mechanism 3, which are arranged in a warning area 6, and further comprises video acquisition mechanisms 5 arranged above two sides of the warning area 6, and a control center 9 arranged outside the warning area 6; wherein:

the feeding roll aligning mechanism 1 and the electric control mechanism 7 are arranged in a left area in the warning area 6, the electric control mechanism 7 is located on the upper side of the feeding roll aligning mechanism 1, the feeding roll aligning mechanism 1 and the electric control mechanism 7 are connected through cables, the electric control mechanism 7 is connected with the control center 9 through cables, and an acousto-optic alarm 8 is arranged in the electric control mechanism 7; in the film laminating operation, an operator loads the raw woven bags into the material feeding roller mechanism 1, conveys the raw woven bags to the film laminating roller mechanism 2 through the material feeding roller mechanism 1, and automatically adjusts the offset of the material feeding roller mechanism 1 up and down so as to accurately convey the raw woven bags into the film laminating roller mechanism 2 in the material feeding process;

the film laminating roller mechanism 2 and the glue discharging mechanism 4 are arranged in the middle area in the warning area 6, the glue discharging mechanism 4 is located on the upper side of the film laminating roller mechanism 2, and the film laminating roller mechanism 2 and the glue discharging mechanism 4 are respectively connected with the electric control mechanism 7 through cables; in the film laminating operation, the glue releasing mechanism 4 conveys the raw material polypropylene resin (PP) into the film laminating roller mechanism 2, the film laminating roller mechanism 2 melts the polypropylene resin (PP) through electric heating and then uniformly coats the molten PP on the surface of the woven bag for rolling, the woven bag film laminating operation is completed, and the woven bag is conveyed into the material receiving roller mechanism 3;

the material receiving roller mechanism 3 is arranged in the right area in the warning area 6 and is connected with the electric control mechanism 7 through a cable; in the film covering operation, the material receiving roller mechanism 3 winds the woven bag after film covering to complete winding, so that a woven bag roll is obtained;

the video acquisition mechanism 5 comprises a first camera 51 arranged on the left side of the warning area 6 and a second camera 52 arranged on the right side of the warning area 6, wherein the first camera 51 and the second camera 52 are arranged on the upper position of the warning area 6, are connected with the control center 9 through cables and are used for monitoring field workers and the working process thereof; when an operator enters the warning area 6, the first camera 51 and/or the second camera 52 starts shooting after sensing the operator, and transmits field image information to the control center 9 for verification, recording, verification and other operations, and the control center 9 sends a warning signal to the acousto-optic warning indicator 8 according to parameter setting to remind the operator of safe operation.

Preferably, the first camera 51 and the second camera 52 in the video capturing mechanism 5, the electric control mechanism 7 and the control center 9 are connected by wireless carrier, so as to realize remote connection of equipment, thereby reducing the cost of wiring.

In the embodiment of the safety protection device of the laminating machine, a safety grating assembly 10 in the safety protection device of the laminating machine is arranged as shown in the attached figure 2:

this laminating machine safety grating subassembly 10 includes:

the first anti-pinch grating 101a and the second anti-pinch grating 101b are arranged in front of the left lower side and behind the left lower side of the feeding and rolling mechanism 1, the first feeding grating 102a is arranged in front of the right upper side and the second feeding grating 102b is arranged behind the right upper side of the feeding and rolling mechanism 1, and the first anti-pinch grating 101a, the second anti-pinch grating 101b, the first feeding grating 102a and the second feeding grating 102b are respectively connected with the electric control mechanism 7 through cables; the first anti-pinch grating 101a and the second anti-pinch grating 101b are used for monitoring limbs of operators entering the area, when the discharging roller mechanism 1 automatically adjusts the offset action up and down and when the limbs of the operators are in the area, the first anti-pinch grating 101a and the second anti-pinch grating 101b send electric signals to the electric control mechanism 7 connected with the first anti-pinch grating and the second anti-pinch grating, and the electric control mechanism 7 sends a stop instruction to the discharging roller mechanism 1 to ensure the safety of the operators; the first discharge grating 102a and the second discharge grating 102b are used for monitoring limbs of operators entering the area, when the discharge roller mechanism 1 is in a discharge process and the limbs of the operators are in the area, the first discharge grating 102a and the second discharge grating 102b send electric signals to the electric control mechanism 7 connected with the first discharge grating and the second discharge grating, and the electric control mechanism 7 sends a stop instruction to the discharge roller mechanism 1 to ensure the safety of the operators;

the first unwinding grating 103a and the second unwinding grating 103b are arranged in front of the left side of the laminating roller mechanism 2, the first laminating grating 104a is arranged in front of the middle side of the laminating roller mechanism 2, the second laminating grating 104b is arranged in back of the middle side of the laminating roller mechanism 2, and the first winding grating 105a and the second winding grating 105b are arranged in front of the right side of the laminating roller mechanism 2, wherein the first unwinding grating 103a, the second unwinding grating 103b, the first laminating grating 104a, the second laminating grating 104b, the first winding grating 105a and the second winding grating 105b are respectively connected with the electric control mechanism 7 through cables; the first unwinding grating 103a, the second unwinding grating 103b, the first film-covered grating 104a, the second film-covered grating 104b, the first winding grating 105a, and the second winding grating 105b are used for monitoring limbs of operators entering the area, when the material receiving roll mechanism 3 is in the winding process and the limbs of the operators are in the area, the first unwinding grating 103a, the second unwinding grating 103b, the first film-covered grating 104a, the second film-covered grating 104b, the first winding grating 105a, and the second winding grating 105b send electric signals to the electric control mechanism 7 connected with the first unwinding grating 103a, the second film-covered grating 104b, and the first winding grating 105a and the second winding grating 105b, and the electric control mechanism 7 sends a stop instruction to the film-covered roll mechanism 2 to ensure the safety of the operators;

the first material receiving grating 106a and the second material receiving grating 106b are arranged in front of the left upper side of the material receiving roller mechanism 3, and the first material receiving grating 106a and the second material receiving grating 106b are respectively connected with the electric control mechanism 7 through cables; the first material receiving grating 106a and the second material receiving grating 106b are used for monitoring limbs of operators entering the area, when the material receiving roller mechanism 3 is in the winding process and the limbs of the operators are in the area, the first material receiving grating 106a and the second material receiving grating 106b send electric signals to the electric control mechanism 7 connected with the first material receiving grating and the second material receiving grating, and the electric control mechanism 7 sends a stop instruction to the material receiving roller mechanism 3 to ensure the safety of the operators;

the speed reducer is arranged on an electric control circuit of the material receiving roll aligning mechanism 3, is connected with the frequency converter, and adjusts the matching value of the voltage value and the current value of the frequency converter through the setting of the rotating speed value of the speed reducer, so that the rotating speed of the winding roll is reduced to a set value.

Preferably, the safety grating assembly 10 is connected with the control center 9 through the electric control mechanism 7 connected with the safety grating assembly; after the safety grating component 10 sends an electric signal to a controller connected with the safety grating component, the controller sends a stop instruction, simultaneously starts the acquisition mechanism 5 to pick up a picture, and transmits the data of the controller and the field image information to the control center 9 so as to carry out video recording and accident analysis on safety accidents.

Preferably, the security grating assembly 10 employs a security grating of type KS 06.

This laminating machine safety device can realize: on one hand, the method is used for verifying and reminding the operators entering the working area of the laminating machine and completing the recording of the standard operation process so as to trace historical events conveniently; on the other hand, when the limbs of the operator are in a dangerous area, an electric signal is sent to a controller connected with the safety grating component 10 through monitoring, so that the operator can stop the machine to ensure the safety of the operator.

In the embodiment of the safety protection device of the laminating machine, the safety protection system of the laminating machine is shown in the attached figure 3:

the safety protection system of the film laminating machine comprises safety gratings fixedly arranged on two sides of a rotating mechanism where the film laminating machine is located, wherein the safety gratings are electrically connected with the input end of a controller, the safety gratings comprise a controller electrically connected with the input end of an electric control mechanism of the film laminating machine, an input end emergency stop key and a power supply AC-220V which are electrically connected with the controller, an output end camera electrically connected with the controller, a control center and a sound-light alarm, and the output end of the control center is electrically connected with the sound-light alarm; the safety protection system of the laminating machine realizes the operation of operators according to the seal and avoids the occurrence of personal injury danger by the following method:

s1, when the operator enters the working area, the camera monitors the working process of the operator and sends a signal to the control center, and the control center records the field condition and reminds the operator of safe operation through a field acousto-optic alarm;

s2, in a dangerous area of a rotating mechanism where an operator touches the film laminating machine, the safety grating senses and sends a signal to the controller, and the controller sends a signal to the acousto-optic alarm, so that an alarm is realized; meanwhile, the controller sends a stop instruction to the laminating machine, so that the laminating machine is stopped;

s3, in the stage S2, the controller simultaneously sends signals to the control center, the control center starts the camera to monitor the field condition, records and stores the conditions, and the control center communicates with field operators through an audible and visual alarm;

s4, when an operator starts an emergency stop key, the controller realizes the stop action of the film laminating machine on one hand and sends a signal to the control center on the other hand, the control center starts a camera to monitor the field condition and records and stores the field condition, and the control center communicates with field operators through an audible and visual alarm;

through the linkage of this laminating machine safety protection system, and then guaranteed operation personnel's the operation of pressing the chapter and avoided operation personnel's bodily injury danger.

With reference to fig. 4, the safety protection device is only a specific embodiment of the safety protection device for a laminating machine, and the same safety protection device can also be used as a rotating mechanism part of other equipment in a packaging bag production line, that is:

the production process flow of the packaging bag comprises the steps of material preparation, wire drawing, weaving, film covering, cutting, printing, sewing, packaging and the like, and further comprises special equipment such as a wire drawing machine, a film covering machine, a printing machine and the like on the packaging bag production line, the transmission form of the special equipment is more in a rotating mode, a corresponding safety grating component can be arranged as a rotating mechanism for the special equipment such as the wire drawing machine, the printing machine and the like, and an electric signal is sent through a controller connected with the special equipment, so that the safety of operators is protected by stopping the machine, the field image is shot through a camera, and then the data of the controller and the field image information are transmitted to a control center 9 for storage and backup, so that convenience is provided for managers to carry out video filing and accident analysis on safety accidents through the control center 9 in future.

The preferred embodiments of the present disclosure are described in detail with reference to the accompanying drawings, however, the present disclosure is not limited to the specific details of the above embodiments, and various simple modifications may be made to the technical solution of the present disclosure within the technical idea of the present disclosure, and these simple modifications all belong to the protection scope of the present disclosure.

It should be noted that, in the foregoing embodiments, various features described in the above embodiments may be combined in any suitable manner, and in order to avoid unnecessary repetition, various combinations that are possible in the present disclosure are not described again.

In addition, any combination of various embodiments of the present disclosure may be made, and the same should be considered as the disclosure of the present disclosure, as long as it does not depart from the spirit of the present disclosure.