CN212193413U

CN212193413U - Pneumatic induction compression roller of polypropylene base cloth shearing machine

Info

Publication number: CN212193413U
Application number: CN202020456732.2U
Authority: CN
Inventors: 王大军
Original assignee: Luoyang City Dazi Plastic Co ltd
Current assignee: Luoyang City Dazi Plastic Co ltd
Priority date: 2020-04-01
Filing date: 2020-04-01
Publication date: 2020-12-22
Anticipated expiration: 2030-04-01

Abstract

The utility model belongs to the technical field of pneumatic induction compression of polypropylene base cloth shearing machines, and discloses a pneumatic induction compression roller of a polypropylene base cloth shearing machine, wherein a support plate is symmetrically and fixedly arranged at the left side position of a frame in the front and back directions; the pressing roller is fixedly arranged at the upper position of the bearing roller; the pressing adjusting device is fixedly arranged at the upper position of the supporting plate and is used for automatically adjusting the upper and lower positions of the pressing roller; the X-ray thickness sensing device is fixedly arranged at the right side of the supporting plate; the PLC control system is fixedly arranged at the left side position of the upper part of the X-ray thickness sensing device; the polypropylene base cloth moves from right to left to the shearing end of the shearing machine through the X-ray thickness sensing device and the pressing roller. The pneumatic induction pressing roller of the polypropylene base cloth shearing machine can automatically stop the shearing machine when the polypropylene base cloth is folded, improves the utilization rate of the polypropylene base cloth, reduces waste and improves the flattening effect on the unevenness of the polypropylene base cloth.

Description

Pneumatic induction compression roller of polypropylene base cloth shearing machine

Technical Field

The utility model belongs to the technical field of the pneumatic response of polypropylene base cloth cutter compresses tightly, concretely relates to pneumatic response pinch roller of polypropylene base cloth cutter.

Background

The polypropylene base cloth is formed by forming and drawing polypropylene particles into polypropylene flat filaments by a drawing machine and then weaving the polypropylene flat filaments into cylindrical base cloth by a circular weaving machine. The polypropylene base cloth is cut into the length meeting the process requirement by a shearing machine in the actual production process, and is sewn into a flexible freight bag product by a sewing process. Therefore, the cutting process of the polypropylene base cloth is an important process for ensuring the product quality of the flexible freight bag.

In the prior art, the polypropylene base cloth is cut by a shearing machine. The polypropylene base cloth passes through a multistage conveying roller of a shearing machine and is conveyed to a shearing knife for shearing. The main problems existing in the prior art are as follows: 1. when the polypropylene base cloth enters the conveying rollers, the polypropylene base cloth is easy to fold together due to the deviation of the conveying rollers, so that the cut polypropylene base cloth cannot meet the requirements of the process on the cutting size, and meanwhile, the waste of the polypropylene base cloth is caused, and a plurality of defective flexible freight bags are generated; the most important reason for the above problem is that when the polypropylene base fabric is folded, the operator does not find the folding of the polypropylene base fabric in time. 2. Most of the compression rollers used by the existing shearing machine adopt fixed upper and lower rollers, and the polypropylene base cloth is flattened through the gaps between the upper and lower rollers; the problem of unevenness of the polypropylene base cloth can occur in the process of weaving the polypropylene flat yarns by using a circular weaving machine; the gap between the upper roller and the lower roller is utilized to flatten the polypropylene base cloth, the gap between the upper roller and the lower roller is easy to be enlarged after long-time operation, and the problem of insufficient pressing force exists, so that the flattening effect on the polypropylene base cloth is poor. The inventor develops a pneumatic induction pressing roller of a polypropylene base cloth shearing machine based on the defects in the prior art, and can well solve the problems in the prior art.

SUMMERY OF THE UTILITY MODEL

The utility model provides a pneumatic induction compressing roller of a polypropylene base cloth shearing machine, which is simple in design structure, scientific and reasonable and convenient to operate; the utility model mainly uses the X-ray thickness detection device arranged on the shearing machine for the polypropylene base cloth to monitor the thickness of the on-line polypropylene base cloth in real time, and provides the real-time monitoring information of the polypropylene base cloth for the PLC control system, and increases the pressing force of the pressing roller; meanwhile, the normal thickness range of the polypropylene base cloth preset by the PLC control system is utilized, the polypropylene base cloth of the shearing machine is folded, and the machine halt of the shearing machine is automatically controlled.

The utility model adopts the technical proposal that: a pneumatic induction compaction roller of a polypropylene base cloth shearing machine comprises a frame, a motor, a driving wheel, a driving belt and a driven wheel; the frame is a frame of the shearing machine, the motor is fixedly arranged at the bottom of the frame, the driving wheel is fixedly arranged at the front end of a power output shaft of the motor, the driven wheel is fixedly arranged at the front end of the carrying roller, and the driving wheel and the driven wheel are in transmission connection through a transmission belt; the supporting plates are symmetrically and fixedly arranged at the left side of the rack in the front-back direction, and the front supporting plate and the rear supporting plate are fixedly connected into a whole through a connecting rod; the driven wheel penetrates through the front bottom and the rear bottom of the supporting plate, the pressing roller is fixedly arranged at the upper part of the carrying roller, and the pressing roller and the carrying roller are vertically arranged; the pressing adjusting device is fixedly arranged at the upper part of the supporting plate and is used for automatically adjusting the upper and lower positions of the pressing roller; the X-ray thickness sensing device is fixedly arranged at the right side of the supporting plate and is fixedly connected with the upper part of the rack; the PLC control system is fixedly arranged at the left side position of the upper part of the X-ray thickness sensing device and is used for automatically controlling the compaction adjusting device; and the polypropylene base cloth moves from right to left to the shearing end of the shearing machine through the X-ray thickness sensing device and the pressing roller.

Four connecting rods are arranged between the front supporting plate and the rear supporting plate, the two connecting rods are in a group, one group is fixedly arranged at the inner side position of the upper part of the supporting plate, and the other group is fixedly arranged at the lower part position of the group of connecting rods at the upper part.

The supporting plate comprises an adjusting groove, the adjusting groove is formed in the middle of the upper portion of the supporting plate, and the guide rails are fixedly arranged on the left side surface and the right side surface of the adjusting groove and fixedly connected with the adjusting groove; the adjusting shaft seat is clamped on the guide rail.

The pressing roller penetrates through the adjusting shaft seat of the supporting plate to fix the pressing roller, and the pressing roller is used for pressing and flattening the polypropylene base cloth under the matched rolling and extrusion of the carrying roller.

The pressing adjusting device comprises a cylinder, the cylinder penetrates through a cylinder fixing plate and is fixedly arranged at the upper portion of the supporting plate, a cylinder push rod is fixedly arranged at the bottom of the cylinder, a fixing connecting column is fixedly arranged at the bottom of the cylinder push rod, and the fixing connecting column is fixedly arranged at the upper portion of the adjusting shaft seat.

The air cylinder is fixedly connected with a high-pressure air source through an electromagnetic air valve, and meanwhile, the air cylinder is fixedly connected with the PLC control system through a connecting wire through the electromagnetic air valve.

The X-ray thickness sensing device comprises supporting bodies, the supporting bodies are symmetrically arranged in front and back and are arranged at the right side of the upper part of the rack, and the upper parts of the front and rear supporting bodies are fixedly connected with the front and rear supporting bodies through a transverse connecting plate; the X-ray induction head is fixedly arranged at the middle position of the bottom of the transverse connecting plate, the ray emission control unit is fixedly arranged at the right end position of the transverse connecting plate, the X-ray induction head is fixedly connected with the ray emission control unit through a connecting wire, and the ray emission control unit is fixedly connected with the PLC control system through a connecting wire.

The use process of the pneumatic induction pressing roller of the polypropylene base cloth shearing machine comprises the following steps: firstly, the polypropylene base cloth moves from a right position to a position of a compression roller through an X-ray thickness sensing device by utilizing a conveying roller of a shearing machine, at the moment, the X-ray thickness sensing device utilizes an X-ray sensing head to emit continuous X-rays through a ray emission control unit, the intensity of the X-rays emitted by the X-ray sensing head penetrating through the polypropylene base cloth is strong and weak, the real-time thickness of the polypropylene base cloth is measured and calculated by utilizing the ray emission control unit in a sensing way, and then a thickness signal monitored in real time by the ray emission control unit is transmitted to a PLC control system; when the polypropylene base cloth is in an uneven state in the spinning process and is monitored by an X-ray thickness sensing device, an electromagnetic air valve of an air cylinder of a compression adjusting device is controlled by a PLC control system to control the compression stroke of the air cylinder, an air cylinder push rod of the air cylinder drives a fixed connecting column to move downwards at the moment, an adjusting shaft seat of a pushing supporting plate is pushed downwards by a guide rail under the pushing of the air cylinder push rod and the fixed connecting column, so that a compression roller is compressed downwards, at the moment, a carrying roller rotates under the rotation of a motor through the connection transmission action of a driving wheel, a driving belt and a driven wheel, and the non-parallel and uneven polypropylene base cloth is flattened under the combined action of the compression roller and the carrying roller; when the thickness of the polypropylene base cloth is detected to exceed the preset thickness range of the PLC control system by the X-ray thickness sensing device, the polypropylene base cloth is possibly folded, and the PLC control system directly controls the motor of the shearing machine to stop working at the moment. The process is the using process of the pneumatic induction pressing roller of the polypropylene base cloth shearing machine.

The driving wheel is fixedly arranged at the front end of a power output shaft of the motor, the driven wheel is fixedly arranged at the front end of the carrying roller, and the driving wheel and the driven wheel are in transmission connection through a transmission belt; the main purpose of the arrangement is to rotate the carrying roller by the connection transmission action of the driving wheel, the transmission belt and the driven wheel under the rotation of the motor; on one hand, the pressing force between the receiving roller and the pressing roller is improved, and the flattening effect on the uneven surface of the polypropylene base cloth is improved; on the other hand, the pushing force of the polypropylene base cloth on the shearing machine can be improved through the rotating action of the receiving roller, so that the polypropylene base cloth can be conveyed on the shearing machine more smoothly.

The supporting plates are symmetrically and fixedly arranged at the left side of the rack in the front-back direction, and the front supporting plate and the rear supporting plate are fixedly connected into a whole through a connecting rod; the supporting plate comprises an adjusting groove, the adjusting groove is formed in the middle of the upper portion of the supporting plate, and the guide rails are fixedly arranged on the left side surface and the right side surface of the adjusting groove and fixedly connected with the adjusting groove; the adjusting shaft seat is clamped on the guide rail. The main purpose of the arrangement is to provide a fixed mounting position for the carrying roller and the pressing roller on one hand and a fixed mounting position for the pressing adjusting device on the other hand; meanwhile, under the matching action of the pressing adjusting device and the adjusting shaft seat, the automatic lifting adjustment of the upper position and the lower position of the pressing roller is realized.

The pressing adjusting device comprises an air cylinder, the air cylinder penetrates through an air cylinder fixing plate, the air cylinder fixing plate is fixedly arranged at the upper position of the supporting plate, an air cylinder push rod is fixedly arranged at the bottom position of the air cylinder, a fixing connecting column is fixedly arranged at the bottom of the air cylinder push rod, and the fixing connecting column is fixedly arranged at the upper position of the adjusting shaft seat; the main purpose of setting up like this is the action of the electromagnetism pneumatic valve control cylinder of utilizing the cylinder, under the pushing action of cylinder push rod, promotes the adjustment axle bed and realizes the automatic adjustment to the upper and lower position of compressing roller.

The X-ray thickness sensing device comprises supporting bodies, the supporting bodies are symmetrically arranged in front and back and are arranged at the right side of the upper part of the rack, and the upper parts of the front and rear supporting bodies are fixedly connected with the front and rear supporting bodies through a transverse connecting plate; the X-ray induction head is fixedly arranged at the middle position of the bottom of the transverse connecting plate, the ray emission control unit is fixedly arranged at the right end position of the transverse connecting plate, the X-ray induction head is fixedly connected with the ray emission control unit through a connecting wire, and the ray emission control unit is fixedly connected with the PLC control system through a connecting wire. The main purpose of setting up like this is when the unevenness state of polypropylene base cloth in weaving process, when being monitored by X ray thickness induction system, compresses tightly the electromagnetic air valve of adjusting device's cylinder through PLC control system control, controls the stroke that compresses tightly of cylinder to improve the packing force of pinch roller, improved the effect of flattening to polypropylene base cloth surface unevenness.

The principle of the sensing detection of the thickness of the polypropylene base cloth by the X-ray thickness sensing device is the category of the prior art, and the technology can be known by a person skilled in the art through effective technical means without excessive description.

The utility model has the advantages that: the utility model provides a pneumatic induction compressing roller of a polypropylene base cloth shearing machine, which has simple design structure, scientific and reasonable structure and convenient operation; when the polypropylene base cloth is folded, the shearing machine can be automatically stopped, the utilization rate of the polypropylene base cloth is improved, waste is reduced, and the flattening effect on the unevenness of the polypropylene base cloth is improved.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view of the supporting plate and the pressing device of the present invention;

FIG. 3 is a control flow chart of the present invention;

the labels in the figure are: 1. the device comprises a rack, 2, a motor, 3, a driving wheel, 4, a driving belt, 5, a driven wheel, 6, a receiving roller, 7, a supporting plate, 701, an adjusting groove, 702, a guide rail, 703, an adjusting shaft seat, 8, a connecting rod, 9, a pressing roller, 10, a pressing adjusting device, 101, an air cylinder, 102, an air cylinder fixing plate, 103, an air cylinder push rod, 104, a fixed connecting column, 11, an X-ray thickness sensing device, 111, a supporting body, 112, a transverse connecting plate, 113, an X-ray sensing head, 114, a ray emission control unit, 12, a PLC control system, 13 and polypropylene base cloth.

Detailed Description

The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings.

As shown in the figure, the pneumatic induction compression roller of the polypropylene base cloth shearing machine comprises a frame 1, a motor 2, a driving wheel 3, a driving belt 4 and a driven wheel 5; the frame 1 is a frame of the shearing machine, the motor 2 is fixedly arranged at the bottom of the frame 1, the driving wheel 3 is fixedly arranged at the front end of a power output shaft of the motor 2, the driven wheel 5 is fixedly arranged at the front end of the carrying roller 6, and the driving wheel 3 and the driven wheel 5 are connected and driven through the transmission belt 4; the supporting plates 7 are symmetrically and fixedly arranged at the left side of the rack 1 in the front-back direction, and the front supporting plate 7 and the rear supporting plate 7 are fixedly connected into a whole through a connecting rod 8; the driven wheel 5 penetrates through the front bottom and the rear bottom of the supporting plate 7, the pressing roller 9 is fixedly arranged at the upper part of the carrying roller 6, and the pressing roller 9 and the carrying roller 6 are vertically arranged; the pressing adjusting device 10 is fixedly arranged at the upper position of the supporting plate 7, and the pressing adjusting device 10 is used for automatically adjusting the upper and lower positions of the pressing roller 9; the X-ray thickness sensing device 11 is fixedly arranged at the right side of the supporting plate 7, and the X-ray thickness sensing device 11 is fixedly connected with the upper part of the rack 1; the PLC control system 12 is fixedly arranged at the left side position of the upper part of the X-ray thickness sensing device 11, and the PLC control system 12 is used for automatically controlling the pressing adjusting device 10; the polypropylene base cloth 13 moves from right to left to the shearing end of the shearing machine through the X-ray thickness sensing device 11 and the pressing roller 9.

Four connecting rods 8 are arranged between the front supporting plate 7 and the rear supporting plate 7, the two connecting rods 8 form a group, one group is fixedly arranged at the inner side position of the upper part of the supporting plate 7, and the other group is fixedly arranged at the lower part position of the group of connecting rods 8 at the upper part.

The supporting plate 7 comprises an adjusting groove 701, the adjusting groove 701 is formed in the middle of the upper portion of the supporting plate 7, and the guide rails 702 are fixedly arranged on the left side face and the right side face of the adjusting groove 701 and are fixedly connected with the adjusting groove 701; the adjusting shaft seat 703 is clamped on the guide rail 702.

The pressing roller 9 penetrates through the adjusting shaft seat 703 of the supporting plate 7 to fix the pressing roller 9, and the pressing roller 9 is used for pressing and flattening the polypropylene base cloth under the matching rolling and extrusion of the carrying roller 6.

The pressing adjusting device 10 comprises an air cylinder 101, the air cylinder 101 penetrates through an air cylinder fixing plate 102, the air cylinder fixing plate 102 is fixedly arranged at the upper portion of the supporting plate 7, an air cylinder push rod 103 is fixedly arranged at the bottom of the air cylinder 101, a fixing connecting column 104 is fixedly arranged at the bottom of the air cylinder push rod 103, and the fixing connecting column 104 is fixedly arranged at the upper portion of the adjusting shaft seat 703.

The air cylinder 101 is fixedly connected with a high-pressure air source through an electromagnetic air valve, and meanwhile, the air cylinder 101 is fixedly connected with the PLC control system 12 through a connecting wire through the electromagnetic air valve.

The X-ray thickness sensing device 11 comprises a support body 111, the support body 111 is arranged in a front-back symmetrical manner and is arranged at the right side of the upper part of the rack 1, and the front support body 111 and the rear support body 111 are fixedly connected through a transverse connecting plate 112 at the upper parts of the front support body and the rear support body 111; the X-ray induction head 113 is fixedly arranged at the middle position of the bottom of the transverse connecting plate 112, the ray emission control unit 114 is fixedly arranged at the right end position of the transverse connecting plate 112, the X-ray induction head 113 is fixedly connected with the ray emission control unit 114 through a connecting wire, and the ray emission control unit 114 is fixedly connected with the PLC control system 12 through a connecting wire.

The use process of the pneumatic induction pressing roller of the polypropylene base cloth shearing machine comprises the following steps: firstly, the polypropylene base cloth 13 moves from a right position to a position of a compression roller 9 through an X-ray thickness sensing device 11 by utilizing a conveying roller of a shearing machine, at the moment, the X-ray thickness sensing device 11 utilizes an X-ray sensing head 113 to emit continuous X-rays through a ray emission control unit 114, the intensity of the ray intensity of the X-rays emitted by the X-ray sensing head 113 penetrating the polypropylene base cloth 13 is measured and calculated by utilizing the ray emission control unit 114, and then a thickness signal monitored in real time by the ray emission control unit 114 is transmitted to a PLC control system 12; when the polypropylene base cloth 13 is in an uneven state in the spinning process and is monitored by the X-ray thickness sensing device 11, the PLC control system 12 controls an electromagnetic air valve of an air cylinder 101 of the compression adjusting device 10 to control the compression stroke of the air cylinder 101, an air cylinder push rod 103 of the air cylinder 101 drives a fixed connecting column 104 to move downwards at the moment, an adjusting shaft seat 703 of a push supporting plate 7 is pushed downwards through a guide rail 702 under the pushing of the air cylinder push rod 103 and the fixed connecting column 104, so that the compression roller 9 is compressed downwards, at the moment, the carrying roller 6 rotates under the rotation of the motor 2 through the connecting transmission action of a driving wheel 3, a driving belt 4 and a driven wheel 5, so that the carrying roller 6 rotates, and the polypropylene base cloth 13 which is not parallel and flat is pressed under the combined action of the compression roller 9 and the carrying roller 6; when the thickness of the polypropylene base cloth 13 detected by the X-ray thickness sensing device 11 exceeds the preset thickness range of the PLC control system 12, the polypropylene base cloth 13 may be folded, and at this time, the PLC control system 12 directly controls the motor of the shearing machine to stop working. The process is the using process of the pneumatic induction pressing roller of the polypropylene base cloth shearing machine.

Various modifications to the above-described embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A pneumatic induction compaction roller of a polypropylene base cloth shearing machine comprises a frame, a motor, a driving wheel, a driving belt and a driven wheel; the frame is a frame of the shearing machine, the motor is fixedly arranged at the bottom of the frame, the driving wheel is fixedly arranged at the front end of a power output shaft of the motor, the driven wheel is fixedly arranged at the front end of the carrying roller, and the driving wheel and the driven wheel are in transmission connection through a transmission belt; the method is characterized in that: the supporting plates are symmetrically and fixedly arranged at the left side of the rack in the front-back direction, and the front supporting plate and the rear supporting plate are fixedly connected into a whole through a connecting rod; the driven wheel penetrates through the front bottom and the rear bottom of the supporting plate, the pressing roller is fixedly arranged at the upper part of the carrying roller, and the pressing roller and the carrying roller are vertically arranged; the pressing adjusting device is fixedly arranged at the upper position of the supporting plate and is used for automatically adjusting the upper and lower positions of the pressing roller; the X-ray thickness sensing device is fixedly arranged at the right side of the supporting plate and is fixedly connected with the upper part of the rack; the PLC control system is fixedly arranged at the left side position of the upper part of the X-ray thickness sensing device and is used for automatically controlling the compaction adjusting device; the polypropylene base cloth moves from right to left to the shearing end of the shearing machine through the X-ray thickness sensing device and the pressing roller.

2. The pneumatic induction pressure roller of a polypropylene substrate shearing machine as claimed in claim 1, wherein: four connecting rods are arranged between the front supporting plate and the rear supporting plate, the two connecting rods are in a group, one group is fixedly arranged at the inner side position of the upper part of the supporting plate, and the other group is fixedly arranged at the lower part position of the group of connecting rods at the upper part.

3. The pneumatic induction pressure roller of a polypropylene substrate shearing machine as claimed in claim 1, wherein: the supporting plate comprises an adjusting groove, the adjusting groove is formed in the middle of the upper portion of the supporting plate, and the guide rails are fixedly arranged on the left side surface and the right side surface of the adjusting groove and fixedly connected with the adjusting groove; the adjusting shaft seat is clamped on the guide rail.

4. A pneumatically actuated induction hold down roller for a polypropylene substrate cutter as defined in claim 3 wherein: the pressing roller penetrates through the adjusting shaft seat of the supporting plate to fix the pressing roller, and the pressing roller is used for pressing and flattening the polypropylene base cloth under the matched rolling and extrusion of the carrying roller.

5. The pneumatic induction pressure roller of a polypropylene substrate shearing machine as claimed in claim 1, wherein: the pressing adjusting device comprises a cylinder, the cylinder penetrates through a cylinder fixing plate, the cylinder fixing plate is fixedly arranged at the upper portion of the supporting plate, a cylinder push rod is fixedly arranged at the bottom of the cylinder, a fixing connecting column is fixedly arranged at the bottom of the cylinder push rod, and the fixing connecting column is fixedly arranged at the upper portion of the adjusting shaft seat.

6. The pneumatic induction pressure roller of a polypropylene substrate shearing machine as claimed in claim 5, wherein: the cylinder is fixedly connected with a high-pressure air source through an electromagnetic air valve, and meanwhile, the cylinder is fixedly connected with the PLC control system through a connecting wire through the electromagnetic air valve.

7. The pneumatic induction pressure roller of a polypropylene substrate shearing machine as claimed in claim 1, wherein: the X-ray thickness sensing device comprises supporting bodies, the supporting bodies are symmetrically arranged in front and back and are arranged at the right side of the upper part of the rack, and the upper parts of the front and rear supporting bodies are fixedly connected with the front and rear supporting bodies through a transverse connecting plate; the X-ray induction head is fixedly arranged at the middle position of the bottom of the transverse connecting plate, the ray emission control unit is fixedly arranged at the right end position of the transverse connecting plate, the X-ray induction head is fixedly connected with the ray emission control unit through a connecting wire, and the ray emission control unit is fixedly connected with the PLC control system through a connecting wire.