CN109969853B - On-line cutting waste removing method for strip - Google Patents
On-line cutting waste removing method for strip Download PDFInfo
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- CN109969853B CN109969853B CN201910264461.2A CN201910264461A CN109969853B CN 109969853 B CN109969853 B CN 109969853B CN 201910264461 A CN201910264461 A CN 201910264461A CN 109969853 B CN109969853 B CN 109969853B
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- strip
- cutter
- cutting
- pressing plate
- swing
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D1/00—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor
- B26D1/01—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work
- B26D1/04—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a linearly-movable cutting member
- B26D1/06—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a linearly-movable cutting member wherein the cutting member reciprocates
- B26D1/08—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a linearly-movable cutting member wherein the cutting member reciprocates of the guillotine type
- B26D1/085—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a linearly-movable cutting member wherein the cutting member reciprocates of the guillotine type for thin material, e.g. for sheets, strips or the like
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D5/00—Arrangements for operating and controlling machines or devices for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
- B26D5/08—Means for actuating the cutting member to effect the cut
- B26D5/12—Fluid-pressure means
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
- B26D7/26—Means for mounting or adjusting the cutting member; Means for adjusting the stroke of the cutting member
- B26D7/2614—Means for mounting the cutting member
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
- B26D7/27—Means for performing other operations combined with cutting
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H45/00—Folding thin material
Abstract
The invention discloses an online cutting and waste removing method for a strip, wherein a movable cutting mechanism is arranged on a material storage device, a first detection mechanism is arranged on a production host machine or the material storage device, and a second detection mechanism is arranged on the material storage device; the production host machine continuously produces the strips, conveys the strips to the storage device, and stacks the strips in the storage device to form a material pile; the first detection mechanism detects whether waste materials exist in the strip materials in real time in the conveying process or the stacking process, and the second detection mechanism detects whether the strip materials in the material storage device are full of the material in real time; if the waste materials appear, the cutting mechanism is started twice to cut off the waste material sections; if the material is full, the cutting mechanism is started once to cut off the strip. The automatic cutting machine can realize the on-line automatic cutting or waste removal of the strip, improve the production efficiency, reduce the manual operation and improve the safety of the production operation.
Description
Technical Field
The invention relates to the technical field of manufacturing of disposable sanitary products, in particular to an on-line cutting and waste removing method for a strip.
Background
In the production industry of disposable sanitary products such as sanitary towels, paper diapers and the like, all raw materials are supplied to the production part of the equipment in the form of continuous strips, the traditional raw material supply mode is supplied in the form of material rolls, in order to adapt to the new development trend, a few box-type uncoiling supply modes are adopted at present, however, no matter which supply mode is adopted, when waste materials in continuously conveyed raw materials are required to be removed or a storage box is full of materials and is required to be cut and replaced, the current operation mode adopts manual shearing after the machine is stopped, the mode has very low working efficiency, the cutting machine is shut down firstly every time, workers restart the equipment to work after cutting, the continuous start and stop of the equipment easily causes faults, so that the fault rate of the equipment is higher, and the operation is carried out manually in time, which requires long-time monitoring of operators, and the labor cost is very high.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide the on-line cutting waste removing method for the strip, which can realize the on-line automatic cutting or waste removing of the strip, improve the production efficiency, reduce manual operation and improve the safety of production operation.
The technical scheme of the invention is as follows: a method for on-line cutting and waste removal for strip materials is characterized in that a movable cutting mechanism is arranged on a material storage device, a first detection mechanism is arranged on a production host machine or the material storage device, and a second detection mechanism is arranged on the material storage device; the process of cutting and rejecting waste on line specifically comprises the following steps:
(1) the production host machine continuously produces the strips, conveys the strips to the storage device, and stacks the strips in the storage device to form a material pile;
the first detection mechanism detects whether waste materials exist in the strip materials in real time in the conveying process or the stacking process, and the second detection mechanism detects whether the strip materials in the material storage device are full of the material in real time;
(2) if the detection result of the first detection mechanism is that waste materials exist on the strip materials, the cutting mechanism moves to the strip materials after the waste material sections of the strip materials enter the material storage device, and the cutting mechanism is started twice to cut off the waste material sections;
(3) if the detection result of the second detection mechanism is that the strip material in the material storage device is full, the cutting mechanism is started once after moving to the strip material position, and the strip material is cut off.
In the method, the first detection mechanism and the second detection mechanism are all devices such as a sensor or a camera device, the first detection mechanism, the second detection mechanism, the cutting mechanism and the storage device are all connected with a control system of the production line, and the control system is used for uniformly controlling the operation of the production host, the analysis and processing of detection signals, the opening and closing of the cutting mechanism, the operation of the storage device and the like. The waste materials comprise the strip materials with stains, wrinkles, breakage and the like on the surface, which influence the subsequent processes.
In the step (2), after the waste material section is cut off, the end part of the strip material is exposed out of the material pile; in the step (3), after the strip is cut off, the end part of the strip is also exposed out of the discharging pile. During operation, the cutting mechanism is started to cut after the strip is taken out by the storage device, and the end part of the strip automatically slides out to fall outside the material pile under the action of gravity after cutting.
The cutting mechanism comprises a cutter, a cutter mounting part, a fixed pressing plate, a movable pressing plate, a cutter mounting plate and a cutter cylinder, the cutter, the fixed pressing plate, the movable pressing plate, the cutter mounting plate and the cutter cylinder are all mounted on the storage device through the cutter mounting part, the fixed pressing plate, the movable pressing plate and the cutter mounting plate are arranged in parallel in sequence, one side of the cutter is fixedly mounted on the cutter mounting plate, the outer side of the cutter mounting plate is connected with the cutter cylinder, through holes for the cutter to pass through are formed in the fixed pressing plate and the movable pressing plate, and a strip channel is formed between the fixed pressing plate and. When the cutter needs to cut the strip, the fixed pressing plate is fixed, the cutter cylinder firstly pushes the movable pressing plate, the cutter mounting plate and the cutter to move towards the direction close to the fixed pressing plate until the movable pressing plate presses the strip onto the fixed pressing plate, and then the cutter cylinder pushes the cutter mounting plate and the cutter to continue to move towards the direction close to the fixed pressing plate until the cutter cuts the strip.
In the cutting mechanism, a guide rod is further arranged between the movable pressing plate and the cutter mounting plate, one end of the guide rod is fixedly connected with the movable pressing plate, and the other end of the guide rod is connected with the cutter mounting plate through a linear bearing. On one hand, the guide rod plays a role in supporting relative movement between the cutter mounting plate and the movable pressing plate, and on the other hand, the guide rod also plays a role in guiding movement of the cutter mounting plate and the cutter. In order to further improve the stability of the structure, two guide rods are arranged between the movable pressing plate and the cutter mounting plate, the two guide rods are respectively positioned on two sides of the cutter in parallel, and each guide rod is also provided with a spring. The spring can play a buffering role, the movable pressing plate is prevented from being damaged due to the fact that the cutter mounting plate and the cutter move too violently, the reset effect can be achieved, and the reset of the cutter mounting plate and the cutter is convenient to achieve.
In the cutting mechanism, through holes in the fixed pressing plate and the movable pressing plate are both transversely arranged long holes, the width of each through hole is larger than that of the cutter, and the height of each through hole is larger than that of the cutter, so that the cutter can run smoothly; when the cutting mechanism is in an original state, the cutting edge of the cutter is positioned in the through hole of the movable pressing plate; when the cutting mechanism is in a cutting state, the cutting edge of the cutter penetrates through the through hole of the fixed pressing plate and extends out of the through hole, and at the moment, the strip is cut off.
In the cutting mechanism, the cutter mounting part is further provided with an adjusting slide block, an adjusting guide rail and an adjusting cylinder, the cutter mounting part is fixedly connected with the adjusting slide block, the adjusting slide block is matched with the adjusting guide rail, and the adjusting cylinder is arranged on one side of the cutter mounting part. During the installation, adjust guide rail fixed mounting in storage device's frame, utilize adjust slider and the cooperation of adjusting the guide rail, adjust the cylinder and pass through the drive cutter installation department, make the cutter installation department drive other each parts and carry out the translation to the position that the adjustment was cut the mechanism and is located, perhaps make its motion get into or withdraw from strip department.
In the cutting mechanism, the lower part of the cutter mounting part is of a U-shaped structure, and a channel in the middle of the U-shaped structure is correspondingly positioned above a strip channel between the fixed pressing plate and the movable pressing plate. In the structure, the cutter mounting part is I-shaped and comprises an upper mounting plate, a middle supporting plate and a lower mounting plate which are sequentially connected from top to bottom, and the cutter, the fixed pressing plate, the movable pressing plate, the cutter mounting plate and the cutter cylinder are all arranged at the bottom of the lower mounting plate; the slider, the guide rail and the adjusting cylinder are all arranged on the upper mounting plate. The cutter mounting portion is mainly used for mounting each component forming the cutting mechanism, so that each component forms a whole. The cutter cylinder and the fixed pressing plate are respectively fixedly connected with the bottom of the lower mounting plate, and the cutter is parallelly arranged below the lower mounting plate. One end of the lower mounting plate is of a U-shaped structure, and a channel in the middle of the U-shaped structure is correspondingly positioned above a strip channel between the fixed pressing plate and the movable pressing plate. When the cutting mechanism needs to be moved in real time to enable the strip to enter the strip channel for cutting, the opening of the U-shaped structure faces the side edge of the strip. In addition, the two sides of the top of the upper mounting plate are respectively provided with a slider fixing plate, the sliders are fixedly arranged on the inner sides of the slider fixing plates, the guide rails are arranged above the upper mounting plate, the sliders are matched with the guide rails, the guide rails are fixedly arranged on the strip equipment, the adjusting cylinder is connected with one side of the upper mounting plate, and the adjusting cylinder is arranged on the strip equipment through a cylinder support.
When the cutting mechanism cuts the strip, the specific process is as follows: the adjusting cylinder drives the cutter mounting part, so that the cutter mounting part drives other parts to translate along the adjusting guide rail until a strip enters a strip channel, then the cutter cylinder is started, the cutter cylinder firstly pushes the movable pressing plate, the cutter mounting plate and the cutter to move towards the direction close to the fixed pressing plate until the movable pressing plate presses the strip onto the fixed pressing plate, and then the cutter cylinder pushes the cutter mounting plate and the cutter to continue to move towards the direction close to the fixed pressing plate until the cutter cuts the strip; after the strip is cut off, the cutter cylinder and the adjusting cylinder drive each part to move reversely to reset.
Storage device is box coiling mechanism that sways, including frame, storage layer board and wabbler mechanism, in the frame was located to the storage layer board, wabbler mechanism located frame upper portion, and wabbler mechanism carries out the swing back and forth along the relative both sides of storage layer board, is located the frame of the relative both sides top of storage layer board, and one side or both sides of frame are equipped with and cut the mechanism. The cutting mechanism, the detection mechanism (comprising a first detection mechanism, a second detection mechanism and the like) and the like can also be arranged on the machine frame; the storage supporting plate is a lifting supporting plate and is used for containing the belt materials sent by the stacking and swinging mechanism, and the lifting action of the storage supporting plate can be realized by adopting a universal lifting mechanism; the swing mechanism simultaneously swings back and forth and moves horizontally, so that the strips taken out by the swing mechanism are continuously paved on the storage supporting plate and stacked.
The swing mechanism comprises a swing arm, a swing shaft, a swing driving assembly and air blowing shafts, wherein the swing shaft is arranged at the upper part of the swing arm and is arranged on the installation frame through the swing shaft, the middle part of the swing arm is connected with the swing driving assembly, the air blowing shafts are symmetrically arranged at two sides of the lower part of the swing arm, a plurality of air blowing holes are distributed on each air blowing shaft, and the air blowing holes on the two air blowing shafts are obliquely opposite; the swing driving assembly drives the swing arms to drive the strip materials to swing, and meanwhile, the air blowing shaft blows air to the strip materials through the air blowing holes, so that the strip materials are flatly towards the outer side of the folding mechanism, and then the strip materials are flattened by the external pressing mechanism; the air blowing holes in the air blowing shaft are obliquely arranged, when the strip swings to the right side, the air blowing holes on the left side blow the surface of the strip, and when the strip swings to the left side, the air blowing holes on the right side blow the surface of the strip;
the swing arm comprises a swing arm body, a clamping conveyer belt and a conveyer belt power assembly, the clamping conveyer belt is arranged in the swing arm body, and one end of the clamping conveyer belt is connected with the conveyer belt power assembly; the strip is clamped and conveyed by the clamping conveyer belt, and the swing arm body drives the clamping conveyer belt to swing.
In the swing arm, the clamping conveying belt comprises a first belt and a second belt which are symmetrically arranged, and a belt material channel is formed between the first belt and the second belt; the upper ends of the first belt and the second belt are respectively provided with a belt driving wheel, one ends of wheel shafts of the two belt driving wheels are connected through a gear set, the end part of the wheel shaft of one belt driving wheel is further connected with a conveying belt power assembly, and the lower ends and the middle parts of the first belt and the second belt are respectively provided with a belt driven wheel. The width of the gap of the belt material channel can be specifically adjusted according to the thickness of the conveyed belt material, the belt material is clamped and conveyed through the clamping force between the first belt and the second belt, and the synchronous operation of the first belt and the second belt can be ensured through the arrangement of the gear set. The conveying belt power assembly comprises a belt conveying motor, a synchronous belt, a first synchronous belt wheel and a second synchronous belt wheel, the first synchronous belt wheel and the second synchronous belt wheel are arranged at two ends of the synchronous belt respectively, the output end of the belt conveying motor is connected with the first synchronous belt wheel, and the second synchronous belt wheel is arranged at the end part of a wheel shaft of one belt driving wheel. The swing arm body comprises two swing mounting plates which are symmetrically arranged, two sides of the two swing mounting plates are fixedly connected through a plurality of connecting rods, and a clamping conveying belt mounting space is formed between the two swing mounting plates; the bottom of the swing body is of an open structure, and two ends of each blowing shaft are respectively fixed at the lower parts of the two swing mounting plates.
The swing driving assembly comprises a first swing rod, a first mounting disc, a reduction gearbox and a swing driving motor, the output end of the swing driving motor is connected with the first mounting disc through the reduction gearbox, one end of the first swing rod is eccentrically connected with the first mounting disc, and the other end of the first swing rod is connected with the swing arm body. The swing amplitude of the swing arm can be actually adjusted according to the size change of the storage plate for the strip, the mounting position of the first swing rod on the first disc is adjusted by arranging the mounting through holes with different eccentricity on the first disc, and the swing amplitude of the swing arm can also be changed along with the change of the rotating radius. The first swing rod is a transverse T-shaped support, the end part of one side of the first swing rod is eccentrically connected with the first mounting disc, and the two ends of the other side of the first swing rod extend outwards respectively and are hinged with the two sides of the swing arm body.
The swing driving assembly further comprises a second mounting disc, a second swing rod and a counterweight, the first mounting disc and the second mounting disc are respectively arranged on two sides of the reduction box, one end of the second swing rod is eccentrically connected with the second mounting disc, the other end of the second swing rod is hinged with the middle part of the counterweight, and the upper end of the counterweight is connected with the swing shaft; the balance weight piece and the swing arm synchronously swing in opposite directions. The counterweight is used for eliminating vibration generated by the swing arm in the swing process, and the vibration generated by the swing arm and the vibration generated by the swing of the counterweight can be offset by swinging the counterweight in the opposite direction, so that the equipment can run more stably.
The air blowing shaft is of a hollow cylindrical structure, the space in the middle of the air blowing shaft is an air channel, air blowing holes which are arranged in at least one line are distributed in one side of the cylindrical outer wall of the air blowing shaft, the air blowing holes are communicated with the air channel, an air nozzle is arranged on the other side of the cylindrical outer wall of the air blowing shaft, an external air supply mechanism (such as a compressed air pipeline) is connected with the air nozzle, when the swing arm swings to the left limit position and the right limit position, compressed air is blown out of the air blowing shaft to the folding position, and the folding position of the. The inclination angle of the axis of the air blowing hole relative to the vertical plane is 30-80 degrees, and the angle range can ensure that the compressed air blown by the air blowing shaft is aligned with the folding position of the strip.
The installation frame bottom is equipped with matched with translation gyro wheel and translation guide rail, and translation guide rail fixed mounting is in the frame top. The external power actuating mechanism of translation gyro wheel, under the drive of translation gyro wheel, the installation frame can drive whole formula folding mechanism that sways and carry out the translation, when the swing was gone on simultaneously with the translation, can realize the alternately folding action of strip on the storage layer board.
When the above-mentioned storage device carries out the storage, its concrete process is: a swing driving motor of the swing driving mechanism drives the first mounting disc to rotate, and a first swing rod mounted on the first mounting disc drives the swing arm to swing left and right; a strip conveying motor on the swing arm drives the clamping conveying belt through a conveying belt power assembly, strip raw materials are conveyed to the bottom of the swing arm between the clamping conveying belts, when the strip swings to the right side, the surface of the strip is blown through a blowing port on the left side, and when the strip swings to the left side, the surface of the strip is blown through a blowing port on the right side, so that the folded position of the strip is more orderly; meanwhile, the swing driving mechanism also drives the second mounting disc to rotate, and a second swing rod arranged on the second mounting disc drives the counterweight part to swing in the opposite direction of the swing arm so as to eliminate vibration in the swinging process; simultaneously, under the drive of translation gyro wheel, the installation frame can drive whole formula folding mechanism that sways and carry out the translation, when the swing was gone on with the translation simultaneously, can realize the alternately folding action of strip on the storage layer board to realize the folding rolling of box.
Compared with the prior art, the invention has the following beneficial effects:
according to the on-line cutting and waste removing method for the strip, the detection mechanism (including but not limited to the first detection mechanism and the second detection mechanism) and the cutting mechanism are arranged in the production line, and the control system of the production line is used for controlling, so that the on-line automatic cutting or waste removing of the strip can be realized, the production efficiency is improved, the manual operation is reduced, and the safety of the production operation is improved.
The cutting mechanism adopted in the on-line cutting and waste removing method for the strip is provided with the movable pressing plate and the fixed pressing plate, the strip can be compressed, the strip can be smoothly cut by the cutter, the phenomenon that the strip cannot be cut due to displacement of the strip is avoided, and the equipment failure rate and labor cost are effectively reduced while the equipment working efficiency and the cutting precision are improved. Meanwhile, the movement of the cutter mounting part is controlled by utilizing parts such as the adjusting cylinder, the adjusting guide rail and the like, the movement is stable, the control is accurate, and the strip is ensured to enter a strip channel to be cut; the cutter cylinder is used for controlling the movement of the cutter, so that the control is accurate and the practicability is high; after the strip is cut off, the cutter cylinder and the adjusting cylinder drive each part to move reversely to reset, and the automation degree of the whole mechanism is high.
The on-line cutting waste-removing method for the strip is not only suitable for the traditional coiled material winding mode, but also suitable for a novel box type winding mode. When the box-type swinging winding device is used for storing materials, the mode is a folding winding mode, compared with the traditional rolling mode, more raw materials can be stored at one time, and meanwhile, after the materials are rejected or cut off, the end parts of the strips can be quickly found out through subsequent operation, so that the misoperation is reduced, and the working efficiency is improved. In addition, two groups of belt conveying assemblies are arranged in the storage device, and the belt conveying assemblies are matched with each other to tightly clamp the strip-shaped materials for folding and rolling, so that the problems of wrinkling and the like of the strip-shaped materials in the rolling process are avoided, and the automation degree of equipment is improved; the folding device is also provided with an air blowing shaft for blowing air at the folding position to ensure the flatness of the folding position; due to the clamping of the belt conveying assembly, the conveying speed can be adjusted, meanwhile, the folding smoothness is kept, the rapid folding and rolling can be realized, and the speed can reach 250 m/min.
Drawings
FIG. 1 is a schematic diagram of the on-line trimming and rejecting method for the present strip.
FIG. 2 is a schematic diagram showing the stacking state of the strips after the on-line trimming and waste removing method for the strips is adopted.
Fig. 3 is a schematic structural view of the cutting mechanism.
Fig. 4 is a structural schematic diagram of the cutting mechanism in another direction.
Fig. 5 is a schematic structural view of the cutting mechanism in a cutting state.
Fig. 6 is a schematic structural view of the cutting mechanism arranged on the material storage device.
Fig. 7 is a schematic diagram of the operation of the cutting mechanism to the web.
Fig. 8 is a plan view of the direction a of fig. 7.
Fig. 9 is a schematic structural view of a rocking mechanism in the magazine.
Fig. 10 is a schematic structural diagram of a swing arm in the rocking mechanism.
Fig. 11 is a schematic view of the structure in the direction B of fig. 10.
Fig. 12 is a cross-sectional view of fig. 10.
FIG. 13 is an enlarged view of a portion of the blowing shaft of FIG. 12.
Detailed Description
The present invention will be described in further detail with reference to examples, but the embodiments of the present invention are not limited thereto.
Example 1
The embodiment of the invention provides an online cutting waste-rejecting method for a strip, which is applied to a box-type winding device, namely, a storage device in the embodiment is a box-type swing winding device.
The method is characterized in that a movable cutting mechanism b (shown in figure 6) is arranged on a material storage device a, a first detection mechanism is arranged on a production host machine or the material storage device, and a second detection mechanism is arranged on the material storage device; as shown in fig. 1, the process of on-line cutting and rejecting waste specifically comprises the following steps:
(1) the production host machine continuously produces the strips, conveys the strips to the storage device, and stacks the strips in the storage device to form a material pile;
the first detection mechanism detects whether waste materials exist in the strip materials in real time in the conveying process or the stacking process, and the second detection mechanism detects whether the strip materials in the material storage device are full of the material in real time;
(2) if the detection result of the first detection mechanism is that waste materials exist on the strip materials, the cutting mechanism moves to the strip materials after the waste material sections of the strip materials enter the material storage device, and the cutting mechanism is started twice to cut off the waste material sections;
(3) if the detection result of the second detection mechanism is that the strip material in the material storage device is full, the cutting mechanism is started once after moving to the strip material position, and the strip material is cut off.
In the method, the first detection mechanism and the second detection mechanism are all devices such as a sensor or a camera device, the first detection mechanism, the second detection mechanism, the cutting mechanism and the storage device are all connected with a control system of the production line, and the control system is used for uniformly controlling the operation of the production host, the analysis and processing of detection signals, the opening and closing of the cutting mechanism, the operation of the storage device and the like. The waste materials comprise the strip materials with stains, wrinkles, breakage and the like on the surface, which influence the subsequent processes.
In the step (2), after the waste material section is cut off, the end part of the strip material is exposed out of the material pile; in step (3), after the strip is cut, the end 41 of the strip is also exposed out of the discharging pile (as shown in fig. 2). During operation, the cutting mechanism is started to cut after the strip is taken out by the storage device, and the end part of the strip automatically slides out to fall outside the material pile under the action of gravity after cutting.
The cutting mechanism adopted in the method is shown in figures 3-5 and comprises a cutter 1, a cutter mounting part 2, a fixed pressing plate 3, a movable pressing plate 4, a cutter mounting plate 5 and a cutter cylinder 6, wherein the cutter, the fixed pressing plate, the movable pressing plate, the cutter mounting plate and the cutter cylinder are all mounted on a material storage device through the cutter mounting part, the fixed pressing plate, the movable pressing plate and the cutter mounting plate are sequentially arranged in parallel, one side of the cutter is fixedly mounted on the cutter mounting plate, the outer side of the cutter mounting plate is connected with the cutter cylinder, through holes for the cutter to penetrate through are formed in the fixed pressing plate and the movable pressing plate, and a strip channel is formed between the fixed pressing plate. When the cutter needs to cut the strip, the fixed pressing plate is fixed, the cutter cylinder firstly pushes the movable pressing plate, the cutter mounting plate and the cutter to move towards the direction close to the fixed pressing plate until the movable pressing plate presses the strip onto the fixed pressing plate, and then the cutter cylinder pushes the cutter mounting plate and the cutter to continue to move towards the direction close to the fixed pressing plate until the cutter cuts the strip.
In the cutting mechanism, a guide rod 7 is further arranged between the movable pressing plate and the cutter mounting plate, one end of the guide rod is fixedly connected with the movable pressing plate, and the other end of the guide rod is connected with the cutter mounting plate through a linear bearing 8. On one hand, the guide rod plays a role in supporting relative movement between the cutter mounting plate and the movable pressing plate, and on the other hand, the guide rod also plays a role in guiding movement of the cutter mounting plate and the cutter. In order to further improve the stability of the structure, two guide rods are arranged between the movable pressing plate and the cutter mounting plate, the two guide rods are respectively positioned on two sides of the cutter in parallel, and each guide rod is also provided with a spring 9. The spring can play a buffering role, the movable pressing plate is prevented from being damaged due to the fact that the cutter mounting plate and the cutter move too violently, the reset effect can be achieved, and the reset of the cutter mounting plate and the cutter is convenient to achieve. The through holes in the fixed pressing plate and the movable pressing plate are both transversely arranged long holes, the width of each through hole is larger than that of the cutter, and the height of each through hole is larger than that of the cutter, so that the cutter can run smoothly; when the cutting mechanism is in an original state, the cutting edge of the cutter is positioned in the through hole of the movable pressing plate; when the cutting mechanism is in a cutting state, the cutting edge of the cutter penetrates through the through hole of the fixed pressing plate and extends out of the through hole, and at the moment, the strip is cut off.
In the cutting mechanism, an adjusting slide block 10, an adjusting guide rail 12 and an adjusting cylinder 13 are further arranged on a cutter mounting part, the cutter mounting part is fixedly connected with the adjusting slide block, the adjusting slide block is matched with the adjusting guide rail, and the adjusting cylinder is arranged on one side of the cutter mounting part. During the installation, adjust guide rail fixed mounting in storage device's frame, utilize adjust slider and the cooperation of adjusting the guide rail, adjust the cylinder and pass through the drive cutter installation department, make the cutter installation department drive other each parts and carry out the translation to the position that the adjustment was cut the mechanism and is located, perhaps make its motion get into or withdraw from strip department.
In the cutting mechanism, the lower part of the cutter mounting part is of a U-shaped structure, and a channel in the middle of the U-shaped structure is correspondingly positioned above a strip channel between the fixed pressing plate and the movable pressing plate. In the structure, a cutter mounting part is I-shaped and comprises an upper mounting plate 2-1, a middle supporting plate 2-2 and a lower mounting plate 2-3 which are sequentially connected from top to bottom, and a cutter, a fixed pressing plate, a movable pressing plate, a cutter mounting plate and a cutter cylinder are all arranged at the bottom of the lower mounting plate; the slider, the guide rail and the adjusting cylinder are all arranged on the upper mounting plate. The cutter mounting portion is mainly used for mounting each component forming the cutting mechanism, so that each component forms a whole. The cutter cylinder and the fixed pressing plate are respectively fixedly connected with the bottom of the lower mounting plate, and the cutter is parallelly arranged below the lower mounting plate. One end of the lower mounting plate is of a U-shaped structure, and a channel in the middle of the U-shaped structure is correspondingly positioned above a strip channel between the fixed pressing plate and the movable pressing plate. When the cutting mechanism needs to be moved in real time to enable the strip to enter the strip channel for cutting, the opening of the U-shaped structure faces the side edge of the strip. In addition, the two sides of the top of the upper mounting plate are respectively provided with a slider fixing plate 11, the sliders are fixedly arranged on the inner sides of the slider fixing plates, the guide rails are arranged above the upper mounting plate, the sliders are matched with the guide rails, the guide rails are fixedly arranged on the strip equipment, the adjusting cylinder is connected with one side of the upper mounting plate, and the adjusting cylinder is arranged on the strip equipment through a cylinder support.
The specific process when cutting mechanism cuts the strip is: the adjusting cylinder drives the cutter mounting part to enable the cutter mounting part to drive other parts to move horizontally along the adjusting guide rail until the strip 14 enters a strip channel (as shown in figure 7 or figure 8), then the cutter cylinder is started, the cutter cylinder firstly pushes the movable pressing plate, the cutter mounting plate and the cutter to move towards the direction close to the fixed pressing plate until the movable pressing plate presses the strip on the fixed pressing plate, and then the cutter cylinder pushes the cutter mounting plate and the cutter to continue to move towards the direction close to the fixed pressing plate until the cutter cuts off the strip; after the strip is cut off, the cutter cylinder and the adjusting cylinder drive each part to move reversely to reset.
The storage device adopted by the method is a box-type swinging winding device, and as shown in fig. 6, the box-type swinging winding device comprises a rack 15, a storage supporting plate 16 and a swinging mechanism 17, wherein the storage supporting plate is arranged in the rack, the swinging mechanism is arranged at the upper part of the rack, the swinging mechanism swings back and forth along two opposite sides of the storage supporting plate, the rack is positioned above the two opposite sides of the storage supporting plate, and one side or two sides of the rack are provided with cutting mechanisms. The cutting mechanism, the detection mechanism (comprising a first detection mechanism, a second detection mechanism and the like) and the like can also be arranged on the machine frame; the storage supporting plate is a lifting supporting plate and is used for containing the belt materials sent by the stacking and swinging mechanism, and the lifting action of the storage supporting plate can be realized by adopting a universal lifting mechanism; the swing mechanism simultaneously swings back and forth and moves horizontally, so that the strips taken out by the swing mechanism are continuously paved on the storage supporting plate and stacked.
As shown in fig. 9 or fig. 10, the swing mechanism includes a swing arm 18, a swing shaft 19, a swing driving assembly and an air blowing shaft 20, the swing shaft is disposed at the upper part of the swing arm and is mounted on the mounting frame through the swing shaft, the swing arm is connected with the swing driving assembly at the middle part thereof, the air blowing shafts are symmetrically disposed at two sides of the lower part of the swing arm, a plurality of air blowing holes are distributed on each air blowing shaft, and the air blowing holes on the two air blowing shafts are obliquely opposite; the swing driving assembly drives the swing arms to drive the strip materials to swing, and meanwhile, the air blowing shaft blows air to the strip materials through the air blowing holes, so that the strip materials are flatly towards the outer side of the folding mechanism, and then the strip materials are flattened by the external pressing mechanism; the air blowing holes in the air blowing shaft are obliquely arranged, when the strip swings to the right side, the air blowing holes on the left side blow the surface of the strip, and when the strip swings to the left side, the air blowing holes on the right side blow the surface of the strip;
as shown in fig. 10 to 12, the swing arm includes a swing arm body 21, a clamping conveyor belt 22 and a conveyor belt power assembly, the clamping conveyor belt is disposed in the swing arm body, and one end of the clamping conveyor belt is connected with the conveyor belt power assembly; the strip is clamped and conveyed by the clamping conveyer belt, and the swing arm body drives the clamping conveyer belt to swing. The swing arm body is provided with a belt material conveying motor 23, a swing shaft and clamping conveying belts from top to bottom in sequence, a belt material enters from between the two groups of clamping conveying belts, and the two groups of clamping conveying belts clamp the belt material to run and convey the belt material out. The upper part of the swing arm is provided with a swing shaft and is arranged on the installation frame 24 through the swing shaft, the two sides of the lower part of the swing arm are symmetrically provided with air blowing shafts, a plurality of air blowing holes 20-1 are distributed on each air blowing shaft, and the air blowing holes on the two air blowing shafts are obliquely opposite. The blowing shaft is externally connected with a compressed air pipeline, when the equipment normally operates and does not need to cut the strip material, the blowing shaft blows air to the strip material through the blowing hole to enable the strip material to be flatly directed to the outer side of the folding mechanism, then the flattening treatment is carried out by an external pressing mechanism (such as a pressing plate 25 shown in figure 6), and if the strip material needs to be cut, the flattening treatment is not carried out, so that the end part of the strip material formed after cutting automatically falls outside the material pile; the air blowing holes in the air blowing shaft are obliquely arranged, when the strip swings to the right side, the air blowing holes on the left side blow the surface of the strip, and when the strip swings to the left side, the air blowing holes on the right side blow the surface of the strip.
In the swing arm, the clamping conveying belt comprises a first belt and a second belt which are symmetrically arranged, and a belt material channel is formed between the first belt and the second belt; the upper ends of the first belt and the second belt are respectively provided with a belt driving wheel 26, one ends of wheel shafts of the two belt driving wheels are connected through a gear set, the gear set comprises a first gear 42 and a second gear 43, the first gear is meshed with the second gear, the first gear and the second gear have the same diameter and rotate oppositely, and the rotating speeds are the same. The end part of the wheel shaft of one of the belt driving wheels is also connected with the power component of the conveying belt, and the lower ends and the middle parts of the first belt and the second belt are respectively provided with a belt driven wheel 27. The width of the gap of the belt material channel can be specifically adjusted according to the thickness of the conveyed belt material, the belt material is clamped and conveyed through the clamping force between the first belt and the second belt, and the synchronous operation of the first belt and the second belt can be ensured through the arrangement of the gear set. The conveying belt power assembly comprises a belt conveying motor (not shown in the figure), a synchronous belt 28, a first synchronous belt pulley 29 and a second synchronous belt pulley 30, wherein the first synchronous belt pulley and the second synchronous belt pulley are respectively arranged at two ends of the synchronous belt, the output end of the belt conveying motor is connected with the first synchronous belt pulley, and the second synchronous belt pulley is arranged at the end part of a wheel shaft of one belt driving wheel. The swing arm body comprises two swing mounting plates which are symmetrically arranged, two sides of the two swing mounting plates are fixedly connected through a plurality of connecting rods 31, and a clamping conveying belt mounting space is formed between the two swing mounting plates; the bottom of the swing body is of an open structure, and two ends of each blowing shaft are respectively fixed at the lower parts of the two swing mounting plates. As shown in fig. 13, the blowing shaft is a hollow cylindrical structure, the space in the middle of the blowing shaft is an air channel, thirteen blowing holes are distributed on one side of the cylindrical outer wall of the blowing shaft and communicated with the air channel, an air nozzle is arranged on the other side of the cylindrical outer wall of the blowing shaft and externally connected with a compressed air pipeline (not shown in the figure), and when the swing arm swings to the left and right limit positions, the blowing shaft blows compressed air to the folding position, so that the folding position of the strip material is more orderly. The axis of the blowing holes is inclined at an angle of 30 DEG with respect to the vertical plane, which ensures that the compressed air blown by the blowing shaft is directed at the folds of the strip.
The swing driving assembly comprises a first swing rod 32, a first mounting disc 33, a reduction gearbox 34 and a swing driving motor 35, the output end of the swing driving motor is connected with the first mounting disc through the reduction gearbox, one end of the first swing rod is eccentrically connected with the first mounting disc, and the other end of the first swing rod is connected with the swing arm body. The swing amplitude of the swing arm can be actually adjusted according to the size change of the storage plate for the strip, the mounting position of the first swing rod on the first disc is adjusted by arranging the mounting through holes with different eccentricity on the first disc, and the swing amplitude of the swing arm can also be changed along with the change of the rotating radius. The first swing rod is a transverse T-shaped support, the end part of one side of the first swing rod is eccentrically connected with the first mounting disc, and the two ends of the other side of the first swing rod extend outwards respectively and are hinged with the two sides of the swing arm body.
The swing driving assembly further comprises a second mounting disc 36, a second swing rod 37 and a counterweight 38, the first mounting disc and the second mounting disc are respectively arranged on two sides of the reduction box, one end of the second swing rod is eccentrically connected with the second mounting disc, the other end of the second swing rod is hinged with the middle part of the counterweight, and the upper end of the counterweight is connected with the swing shaft; the balance weight piece and the swing arm synchronously swing in opposite directions. The counterweight is used for eliminating vibration generated by the swing arm in the swing process, and the vibration generated by the swing arm and the vibration generated by the swing of the counterweight can be offset by swinging the counterweight in the opposite direction, so that the equipment can run more stably.
The bottom of the mounting frame is provided with cooperating translation rollers (not shown) and translation guide rails 40, which are fixedly mounted on the top of the frame. The external power actuating mechanism of translation gyro wheel, under the drive of translation gyro wheel, the installation frame can drive whole formula folding mechanism that sways and carry out the translation, when the swing was gone on simultaneously with the translation, can realize the alternately folding action of strip on the storage layer board.
The concrete process when above-mentioned storage device carries out the storage is: a swing driving motor of the swing driving mechanism drives the first mounting disc to rotate, and a first swing rod mounted on the first mounting disc drives the swing arm to swing left and right; a strip conveying motor on the swing arm drives the clamping conveying belt through a conveying belt power assembly, strip raw materials are conveyed to the bottom of the swing arm between the clamping conveying belts, when the strip swings to the right side, the surface of the strip is blown through a blowing port on the left side, and when the strip swings to the left side, the surface of the strip is blown through a blowing port on the right side, so that the folded position of the strip is more orderly; meanwhile, the swing driving mechanism also drives the second mounting disc to rotate, and a second swing rod arranged on the second mounting disc drives the counterweight part to swing in the opposite direction of the swing arm so as to eliminate vibration in the swinging process; simultaneously, under the drive of translation gyro wheel, the installation frame can drive whole formula folding mechanism that sways and carry out the translation, when the swing was gone on with the translation simultaneously, can realize the alternately folding action of strip on the storage layer board to realize the folding rolling of box.
Example 2
The embodiment provides an on-line cutting waste-removing method for a strip, which is applied to a traditional winding device.
Compared with the embodiment 1, the difference is that: the material storage device has different structural forms, and the material storage device in the embodiment is a traditional roller type winding device and adopts a winding roller to wind strips. The cutting mechanism is installed on the machine frame corresponding to the storage device, and the first detection mechanism and the second detection mechanism are also installed on the machine frame corresponding to the storage device. The process of the method for realizing cutting and waste removal and the specific structure of the cutting mechanism are the same as those of the embodiment 1.
As mentioned above, the present invention can be better realized, and the above embodiments are only preferred embodiments of the present invention, and are not intended to limit the scope of the present invention; all equivalent changes and modifications made according to the present disclosure are intended to be covered by the scope of the claims of the present invention.
Claims (5)
1. The on-line cutting and waste removing method for the strip is characterized in that a movable cutting mechanism is arranged on a material storage device, a first detection mechanism is arranged on a production host machine or the material storage device, and a second detection mechanism is arranged on the material storage device; the process of cutting and rejecting waste on line specifically comprises the following steps:
(1) the production host machine continuously produces the strips, conveys the strips to the storage device, and stacks the strips in the storage device to form a material pile;
the first detection mechanism detects whether waste materials exist in the strip materials in real time in the conveying process or the stacking process, and the second detection mechanism detects whether the strip materials in the material storage device are full of the material in real time;
(2) if the detection result of the first detection mechanism is that waste materials exist on the strip materials, the cutting mechanism moves to the strip materials after the waste material sections of the strip materials enter the material storage device, and the cutting mechanism is started twice to cut off the waste material sections;
(3) if the detection result of the second detection mechanism is that the strip material in the material storage device is full, the cutting mechanism is started once after moving to the strip material position, and the strip material is cut off;
in the step (2), after the waste material section is cut off, the end part of the strip material is exposed out of the material pile; in the step (3), after the strip is cut off, the end part of the strip is also exposed out of the discharging pile;
the cutting mechanism comprises a cutter, a cutter mounting part, a fixed pressing plate, a movable pressing plate, a cutter mounting plate and a cutter cylinder, the cutter, the fixed pressing plate, the movable pressing plate, the cutter mounting plate and the cutter cylinder are all mounted on the material storage device through the cutter mounting part, the fixed pressing plate, the movable pressing plate and the cutter mounting plate are sequentially arranged in parallel, one side of the cutter is fixedly mounted on the cutter mounting plate, the outer side of the cutter mounting plate is connected with the cutter cylinder, through holes for the cutter to penetrate through are formed in the fixed pressing plate and the movable pressing plate, and a strip channel is formed between the fixed pressing plate and;
the storage device is a box-type swinging winding device and comprises a rack, a storage supporting plate and a swinging mechanism, the storage supporting plate is arranged in the rack, the swinging mechanism is arranged at the upper part of the rack, the swinging mechanism swings back and forth along two opposite sides of the storage supporting plate, the rack is positioned above the two opposite sides of the storage supporting plate, and one side or two sides of the rack are provided with cutting mechanisms;
the swing mechanism comprises a swing arm, a swing shaft, a swing driving assembly and air blowing shafts, wherein the swing shaft is arranged at the upper part of the swing arm and is arranged on the installation frame through the swing shaft, the middle part of the swing arm is connected with the swing driving assembly, the air blowing shafts are symmetrically arranged at two sides of the lower part of the swing arm, a plurality of air blowing holes are distributed on each air blowing shaft, and the air blowing holes on the two air blowing shafts are obliquely opposite; the swing arm comprises a swing arm body, a clamping conveyer belt and a conveyer belt power assembly, the clamping conveyer belt is arranged in the swing arm body, and one end of the clamping conveyer belt is connected with the conveyer belt power assembly; the strip is clamped and conveyed by the clamping conveyer belt, and the swing arm body drives the clamping conveyer belt to swing;
the installation frame bottom is equipped with matched with translation gyro wheel and translation guide rail, and translation guide rail fixed mounting is in the frame top.
2. The on-line cutting and waste removing method for the strip as claimed in claim 1, wherein a guide rod is further disposed between the movable pressing plate and the cutter mounting plate in the cutting mechanism, one end of the guide rod is fixedly connected with the movable pressing plate, and the other end of the guide rod is connected with the cutter mounting plate through a linear bearing.
3. The on-line cutting and waste removing method for the strip as claimed in claim 1, wherein in the cutting mechanism, the through holes on the fixed pressure plate and the movable pressure plate are both horizontally arranged long holes, the width of the through hole is larger than that of the cutting knife, and the height of the through hole is larger than that of the cutting knife; when the cutting mechanism is in an original state, the cutting edge of the cutter is positioned in the through hole of the movable pressing plate; when the cutting mechanism is in a cutting state, the cutting edge of the cutter penetrates through the through hole of the fixed pressing plate and extends out of the through hole.
4. The on-line cutting and waste-rejecting method for the strip material as claimed in claim 1, wherein the cutting mechanism further includes an adjusting slider, an adjusting guide and an adjusting cylinder on the cutter mounting portion, the cutter mounting portion is fixedly connected to the adjusting slider, the adjusting slider is engaged with the adjusting guide, and the adjusting cylinder is disposed on one side of the cutter mounting portion.
5. The method as claimed in claim 1, wherein the cutting mechanism has a U-shaped lower portion, and the channel in the middle of the U-shaped lower portion is located above the channel of the strip between the fixed platen and the movable platen.
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| CN201910264461.2A CN109969853B (en) | 2019-04-03 | 2019-04-03 | On-line cutting waste removing method for strip |
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| CN201910264461.2A CN109969853B (en) | 2019-04-03 | 2019-04-03 | On-line cutting waste removing method for strip |
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| CN114932475B (en) * | 2022-04-13 | 2024-01-30 | 武汉科技大学 | Strip steel edging equipment, strip steel edging method and stretching bending straightening machine |
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| JPS5874461A (en) * | 1981-10-27 | 1983-05-04 | Hitachi Koki Co Ltd | Cutter sorter control method |
| FI83674C (en) * | 1986-10-31 | 1991-08-12 | Partek Ab | Method and Device for Laying Thin Binder Impregnated Primary Cure of Mineral Wool on a Receiving Conveyor |
| JPH0345776A (en) * | 1989-07-13 | 1991-02-27 | Nippon Gijutsu Center:Kk | Measuring cutter of curtain cloth |
| DK173811B1 (en) * | 1998-06-29 | 2001-11-12 | Bentle Products Ag | Packed tape, method of making the tape, and apparatus for use in the method |
| JP3480397B2 (en) * | 1999-11-10 | 2003-12-15 | 富士ゼロックス株式会社 | Printing equipment |
| JP3557494B2 (en) * | 2000-10-24 | 2004-08-25 | 株式会社センチュリーテクノコア | Cloth cutting device |
| DE102006010069A1 (en) * | 2006-03-04 | 2007-09-06 | Rosink Gmbh + Co Kg | Device for depositing strip material |
| JP2009102095A (en) * | 2007-10-22 | 2009-05-14 | Kawakami Sangyo Co Ltd | Sheet zigzag folding device |
| CN104192629A (en) * | 2014-08-23 | 2014-12-10 | 龙建达(益阳)电阻有限公司 | Fully-automatic resistance adhesive tape folding machine |
| CN205590072U (en) * | 2016-05-09 | 2016-09-21 | 广东鑫雁科技有限公司 | Folding stacker |
| CN205892326U (en) * | 2016-06-27 | 2017-01-18 | 广东汇益纺织有限公司 | Cloth machine is received in swing |
| CN106429571A (en) * | 2016-12-02 | 2017-02-22 | 宁波平海建材有限公司 | Feeding device of collecting machine |
| CN207696627U (en) * | 2017-12-14 | 2018-08-07 | 广州特拓新材料科技有限公司 | The efficient cutting apparatus of combination product |
| CN108058191A (en) * | 2017-12-19 | 2018-05-22 | 新昌县羽林街道元洋机械厂 | A kind of new silk fabrics cutting mechanism |
| CN108190477B (en) * | 2018-01-29 | 2023-07-21 | 广东鑫雁科技有限公司 | Swing arm mechanism of folding stacker |
| CN208218028U (en) * | 2018-05-21 | 2018-12-11 | 江苏金卫机械设备有限公司 | Shaking device is used in a kind of folding of coiled strip |
| CN108557554A (en) * | 2018-06-07 | 2018-09-21 | 江苏金卫机械设备有限公司 | A kind of box-type folding machine changing coiled strip |
| CN208631788U (en) * | 2018-07-18 | 2019-03-22 | 佛山传越自动化设备有限公司 | Non-woven fabrics or core do not shut down automatic conversion folding machine |
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Denomination of invention: A Method of On-line Cutting and Scrapping for Strip Effective date of registration: 20230320 Granted publication date: 20210126 Pledgee: Bank of China Limited by Share Ltd. Guangzhou Panyu branch Pledgor: GUANGZHOU XINGSHI MACHINE MANUFACTURING Co.,Ltd. Registration number: Y2023980035324 |