CN217597263U - Single-layer hole cutting device for plastic film barrel material - Google Patents

Abstract

The utility model discloses a hole device is cut to plastic film section of thick bamboo material individual layer, include: the device comprises a rack, a material placing frame, a material placing traction frame, a first material storage device, a hole cutting assembly, a material cutting traction frame, a second material storage device, a first material guide roller, a plastic film barrel material spreading assembly and a twisting traction assembly; the blowing frame is used for the blowing of plastic film section of thick bamboo material book, the blowing traction frame is used for pulling plastic film section of thick bamboo material book, first storage device is used for coordinating the speed between blowing traction frame and the hole cutting subassembly, the hole cutting subassembly is used for cutting the hole to the side of film section of thick bamboo material, the material cutting traction frame is used for pulling the film section of thick bamboo material and cuts the hole location, second storage device is used for coordinating the material cutting traction frame and twists reverse the speed between the traction assembly, the plastic film section of thick bamboo material struts the subassembly and is used for strutting into cylindrically with the plastic film section of thick bamboo material, it is used for flattening again and pulls out to twist reverse the traction assembly after rotatory 90 degrees with columniform film section of thick bamboo material. The utility model discloses can satisfy the plastic bag and cut the production demand of putting in mouth on one's body individual layer.

Description

Single-layer hole cutting device for plastic film barrel material

Technical Field

The utility model relates to a plastic bag production technical field especially relates to a plastic film section of thick bamboo material individual layer hole cutting device.

Background

Some plastic bags need to cut a putting opening on a single layer of a bag body, a bag top sealing line is arranged at the bag top, and a bag bottom sealing line is arranged at the bag bottom.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides a hole device is cut to plastic film tube stock individual layer aims at satisfying the bag and goes up the production demand that the individual layer had been cut the plastic bag of a throwing opening on one's body.

In order to achieve the above object, the utility model provides a hole device is cut to plastic film tube stock individual layer, include: the device comprises a rack, a discharging frame, a discharging traction frame, a first storage device, a hole cutting assembly, a discharging traction frame, a second storage device, a first guide roller, a plastic film barrel material spreading assembly and a twisting traction assembly, wherein the discharging frame, the discharging traction frame, the first storage device, the hole cutting assembly, the discharging traction frame, the second storage device, the first guide roller, the plastic film barrel material spreading assembly and the twisting traction assembly are sequentially arranged on the rack along a plastic film barrel material hole cutting production line;

the device comprises a discharging frame, a discharging traction frame, a first storage device, a second storage device, a first guide roller, a second guide roller, a torsion traction assembly, a first guide roller and a plastic film tube material guiding assembly, wherein the discharging frame is used for discharging, rectifying and controlling tension of the plastic film tube material, the discharging traction frame is used for drawing the plastic film tube material, the first storage device is used for storing the film tube material and coordinating the speed between the discharging traction frame and the hole cutting assembly, the hole cutting assembly is used for cutting holes on the side edge of the film tube material, the discharging traction frame is used for drawing the film tube material and positioning the holes, the second storage device is used for storing the film tube material and coordinating the speed between the discharging traction frame and the torsion traction assembly, the first guide roller is used for guiding the plastic film tube material, the plastic film tube material spreading assembly is used for spreading the plastic film tube material into a cylinder shape, and the torsion traction assembly is used for re-flattening and drawing the cylindrical film tube material after rotating for 90 degrees.

The utility model discloses a further technical scheme is, the plastic film tube material struts the subassembly and includes: in first guide roller below set up in stores pylon in the frame and symmetry set up in the fixed rubber roll of two stores pylons in the stores pylon outside, the stores pylon includes through the stores pylon curb plate install in a plurality of stores pylon deflector rolls in the frame, it is equipped with the gasbag to hang on the stores pylon curb plate.

The utility model discloses a further technical scheme is, twist reverse the subassembly that pulls and include: the device comprises two guide rail connecting plates and a first three-phase motor which are arranged on the rack in parallel, wherein a first driving rubber roller and a first pressing rubber roller are arranged between the two guide rail connecting plates.

The utility model discloses a further technical scheme is, the blowing frame includes: set up in mount in the frame, through bearing roller and gyro wheel guide rail slide set up in removal frame on the mount, the both sides of removing the frame are provided with first side even board and second side even board, first side even board and second side even top of board are provided with the unreeling axle that is used for placing film section of thick bamboo material and roll up, be provided with the sensor of rectifying and rectify the driver on the mount, wherein, the detection site of sensor of rectifying with a material border that film section of thick bamboo material was rolled up aligns, the one end of the driver of rectifying pass through driver support and first connecting plate install in on the mount, the other end pass through driver telescopic link and second even board install in the inboard of second side even board.

The utility model discloses a further technical scheme is, be provided with the support on the mount, be provided with the guide bar on the support, be provided with the adjustment slider on the guide bar, the sensor of rectifying through the third even the board set up in on the adjustment slider.

The utility model discloses a further technical scheme is, the blowing frame still includes: and the fourth connecting plate is fixed on the first side connecting plate and the second side connecting plate, and a second guide roller, a third guide roller and a fourth guide roller are sequentially arranged on the fourth connecting plate towards the direction of the discharging traction frame.

The utility model discloses a further technical scheme is, the blowing frame still includes first gear, second gear, third gear and magnetic powder controller, wherein, first gear with the linkage of unreeling axle, the third gear with the magnetic powder controller linkage, first gear, third gear respectively with the second gear transmission is connected.

The utility model discloses a further technical scheme is, the blowing traction frame includes: the rubber roller pressing machine comprises a second three-phase motor, a first synchronous belt wheel, a first synchronous belt, a second synchronous belt wheel, a first support, a second driving rubber roller, a second pressing rubber roller and a first driving mechanism used for driving the second pressing rubber roller to be pressed on the second driving rubber roller, wherein the second three-phase motor, the first synchronous belt wheel, the second synchronous belt wheel and the first support are arranged on a rack, the first synchronous belt wheel is connected with the output end of the second three-phase motor, the first synchronous belt is wound on the first synchronous belt wheel and the second synchronous belt wheel, the second synchronous belt wheel is connected with the second driving rubber roller, and the second driving rubber roller is arranged on the first support.

The utility model discloses a further technical scheme is, first storage device includes: the guide rod is installed on the rack, a fixed roller is arranged at the upper end of the guide rod, a movable guide roller is movably arranged at the lower end of the guide rod, and a first limit sensor and a second limit sensor which are used for detecting the position of the movable guide roller are arranged on the rack.

The utility model discloses a further technical scheme is, blank traction frame includes that servo motor, third synchronous pulley, second hold-in range, fourth synchronous pulley, second support, third drive rubber roll, third compress tightly the rubber roll, be used for the drive the third compress tightly the rubber roll compress tightly in second actuating mechanism on the third drive rubber roll, servo motor, third synchronous pulley, fourth synchronous pulley, second support mounting in the frame, third synchronous pulley with servo motor's output is connected, the second hold-in range is around locating third synchronous pulley with on the fourth synchronous pulley, fourth synchronous pulley with the third drive rubber roll is connected, the third drive rubber roll install in on the second support.

The utility model discloses plastic film tube material individual layer hole cutting device's beneficial effect is: the utility model discloses an above-mentioned technical scheme, include: the device comprises a rack, a discharging frame, a discharging traction frame, a first storage device, a hole cutting assembly, a material cutting traction frame, a second storage device, a first material guide roller, a plastic film barrel material spreading assembly and a twisting traction assembly, wherein the discharging frame, the discharging traction frame, the first storage device, the hole cutting assembly, the material cutting traction frame, the second storage device, the first material guide roller, the plastic film barrel material spreading assembly and the twisting traction assembly are sequentially arranged on the rack along a plastic film barrel material hole cutting production line; the plastic film tube material spreading assembly is used for spreading a plastic film tube material into a cylindrical plastic bag and flattening and pulling the cylindrical plastic bag again after rotating the cylindrical plastic tube material by 90 degrees, and the production requirement of cutting a single-layer feeding port on a body is met.

Drawings

FIG. 1 is a front view of a plastic bag having a dispensing opening cut in a single layer of the bag body;

FIG. 2 is a side view of a plastic bag having a dispensing opening cut into a single layer of the bag body;

FIG. 3 is a front view of a preferred embodiment of the single-layer hole cutting device for plastic film webs of the present invention;

FIG. 4 is a top view of a preferred embodiment of the plastic film web single-layer hole cutting device of the present invention;

FIG. 5 is an elevational view of the plastic film web spreader assembly;

FIG. 6 is a side view of the plastic film web spreader assembly;

FIG. 7 is a top plan view of the plastic film web spreader assembly;

FIG. 8 is a sectional view taken in the direction B-B in FIG. 7;

FIG. 9 is a side view of the torsional traction frame;

FIG. 10 is an elevation view of the torsional traction frame;

FIG. 11 is a top view of the torsional traction frame;

FIG. 12 is a side view of the holding frame;

FIG. 13 is a front view of the discharge frame;

FIG. 14 is a top view of the blowing frame;

FIG. 15 is a front view of the discharge traction frame;

FIG. 16 is a side view of the emptying traction frame;

FIG. 17 is a front view of a cut hole traction frame;

FIG. 18 is a side view of a cut hole traction frame;

fig. 19 is a front view of the first magazine;

fig. 20 is a side view of the first magazine.

The reference numbers illustrate:

a frame 30; a plastic film web 40; a material placing frame 50; a mount 501; a bearing roller 502; a roller guide 503; a mobile frame 504; a first side tie plate 505; a second side link plate 506; unwinding the reel 507; a deviation-correcting sensor 508; a deviation rectification driver 509; a driver holder 510; a first connection plate 511; a driver extension pole 512; a second tie plate 513; a bracket 514; a first guide bar 515; an adjustment slide 516; a third connecting plate 517; a fourth link plate 518; a second guide roller 519; a third stock guide roll 520; a fourth feed roller 521; a first gear 522; a second gear 523; a third gear 524; a magnetic powder controller 525; a discharge traction frame 60; a second three-phase motor 601; a first synchronous pulley 602; a first timing belt 603; a second timing pulley 604; a first support 605; a second drive roller 606; a second compacting roller 607; a first hold-down cylinder 608; a first storage device 70; a second guide bar 701; a fixed roller 702; moving the feed roll 703; a first limit sensor 704; a second limit sensor 705; a hole cutting assembly 80; a blanking traction frame 90; a servo motor 901; a third timing pulley 902; a second synchronous belt 903; a fourth timing pulley 904; a second support 905; a third drive rubber roll 906; a third compacting rubber roll 907; a second hold-down cylinder 908; the second storage device 100; a first take-up roll 110; a plastic film tube material spreader assembly 120; a hanger 121; hanger side panels 124; a hanger guide roller 125; a latch 126; a hook 127; a hanger shaft 128; a frame square tube 129; a first lower bearing guide 1210; a first rail link 1211; a first adjustment screw 1212; a first adjusting handwheel 1213; a first upper bearing rail 1214; a first retainer ring 1215; a first T-shaped seatpost bearing 1216; a spreader 1217; a stop collar 1218; fixing the rubber roller 122; an air bag 123; a torsional traction assembly 130; a second rail link plate 131; a third rail link plate 132; a first three-phase motor 133; a first drive rubber roller 134; a first compacting rubber roll 135; a second adjustment screw 136; a second adjustment handle 137; a second stop ring 138; a second T-shaped seated bearing 139; a fifth timing pulley 140; the second upper bearing rail 141; a third timing belt 142; a sixth timing pulley 143; a second lower bearing rail 144.

The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.

Detailed Description

It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1 to 20, the present invention provides a single-layer hole cutting device for plastic film tube, which is suitable for cutting a single-layer bag body shown in fig. 1 and 2 to form a feeding opening 10, a bag top sealing line 20 is disposed at the bag top, and a single-layer hole cutting device for plastic bags is disposed at the bag bottom.

The utility model discloses plastic film tube stock individual layer hole cutting device preferred embodiment includes the frame, sets gradually blowing frame 50, blowing traction frame 60, first storage device 70, hole cutting assembly 80, blank traction frame 90, second storage device 100, first guide roller 110, plastic film tube stock struts subassembly 120 and twists reverse traction assembly 130 in the frame along plastic film tube stock hole cutting production line.

In this embodiment, the material placing frame 50 is used for placing, correcting and controlling tension of the plastic film tube material 40, the material placing traction frame 60 is used for drawing the plastic film tube material 40, the first material storing device 70 is used for storing the film tube material and coordinating the speed between the material placing traction frame 60 and the hole cutting assembly 80, the hole cutting assembly 80 is used for cutting holes on the side edges of the film tube material, the material cutting traction frame 90 is used for drawing the film tube material and positioning the holes, the second material storing device 100 is used for storing the film tube material and coordinating the speed between the material cutting traction frame 90 and the torsion traction assembly 130, the first material guiding roller 110 is used for guiding the plastic film tube material 40, and the plastic film tube material spreading assembly 120 is used for spreading the plastic film tube material 40 into a cylindrical shape.

It is worth emphasizing that in this embodiment, the torsional pulling assembly 130 is disposed at 90 degrees to the plastic film web expanding assembly 120, and is used for re-flattening and pulling out the cylindrical film web after rotating for 90 degrees.

The working principle of the plastic film tube material single-layer hole cutting device is as follows: when in hole cutting, firstly, a half hole shape of a hole shape to be cut is cut through in a double-layer mode through the hole cutting assembly 80 on one side of the plastic film cylinder material 40, then the plastic film cylinder material 40 is expanded into a cylindrical shape through the plastic film cylinder material expanding assembly 120, and the plastic film cylinder material is flattened again and pulled out after being radially rotated for 90 degrees along the central axis of the cylindrical plastic film cylinder material 40 through the twisting and pulling assembly 130. The double half-hole previously cut on the edge of the plastic film web 40 is now rotated into the middle of the re-flattened plastic film web 40 and unfolded into a complete hole shape on a single layer of the plastic film web 40. In this embodiment, the hole cutting assembly 80 may be a hole cutting device in the prior art, which is not limited and will not be described in detail in this embodiment.

Further, in this embodiment, the plastic film tube material spreading assembly 120 includes: a rack 121 arranged on the rack 30 below the first guide roller 110 and two fixed rubber rollers 122 symmetrically arranged outside the rack 121, wherein the rack 121 comprises a plurality of rack guide rollers 125 arranged on the rack through a rack side plate 124, and an air bag 123 is hung on the rack side plate 124.

In this embodiment, the plastic film tube spreading assembly 120 and the twisting and pulling assembly 130 are sequentially disposed below the first guiding roller 110, and during operation, one end of the opening of the plastic film tube 40 needs to be spread in advance and then sleeved between the plurality of rack guide rollers 125 and the two fixing rubber rollers 122 and outside the air bag 123.

In this embodiment, the air bag 123 is made of a plastic film tube material, and is suspended at the lower end of the hanger side plate 124 after both ends are sealed and filled with air, and the hanger 121 is a component located inside the plastic film tube material 40 and supported by the hanger fixing rubber rollers 122 at both sides of the outside of the plastic film tube material 40.

Specifically, in this embodiment, the hanging rack 121 further includes: the locking device comprises a lock catch 126, a hook 127, a hanger shaft 128, a rack square tube 129, a first lower bearing guide rail 1210, a first guide rail connecting plate 1211, a first adjusting screw rod 1212, a first adjusting hand wheel 1213, a first upper bearing guide rail 1214, a first retainer ring 1215, a first T-shaped bearing 1216, a spacer 1217 and a stop collar 1218.

Wherein the air bag 123 is fixed below the lock catch 126, and the air bag 123 is an air column after inflation, and the length is controlled between the upper part of the torsion traction assembly 130 and the lower part of the lock catch 126.

The latch 126 is a hanger, the upper part of which is provided with a circular ring with an opening at one side and the lower part of which is shaped like a cylinder, the cylindrical surface of which is provided with an annular groove for fixing the top of the air bag 123, and the center of the cylinder is provided with a one-way valve for inflation.

The hook 127 is a hanger, the upper and lower parts of which are respectively provided with a circular ring, the middle of which is a circular rod, and the hook is welded with the upper and lower circular rings, the upper circular ring is sleeved in the right middle part of the excircle of the hanger shaft 128, and the lower circular ring is hooked with the upper circular ring of the lock catch 126.

The hanger shaft 128 is a circular shaft that is screwed to the lower inner side of the hanger side plates 124.

The hanger guide rollers 125 are totally four, are sleeved on the inner side mounting holes of the hanger side plates 124 on the two sides, and are symmetrical to the hanger side plates 124 up and down and left and right.

The frame square tube 129 is used for fixing the lower bearing guide rail and the first guide rail connecting plate 1211.

The first lower bearing guide 1210 is composed of four pieces and is fixed to the inner side of the frame square passage 129 below the first T-shaped bearing 1216 at both sides by screws, and in this embodiment, the upper guide section of the first lower bearing guide 1210 is rectangular.

The first rail link 1211 is four pieces, and is fixed to outer ends of the first lower bearing rail 1210 and the first upper bearing rail 1214 by screws.

The number of the first adjusting screw rods 1212 is four, the axle head at the inner side end passes through a connecting hole of the first T-shaped bearing 1216, the end surface of the inner side shoulder of the axle head is attached to the outer end surface of the connecting hole of the first T-shaped bearing 1216, and the middle part of the axle head is in threaded connection with a threaded hole in the middle part of the first guide rail connecting plate 1211.

The first adjusting handwheels 1213 have four parts, and the central mounting holes are sleeved on the corresponding outer shaft heads of the first adjusting screw rods 1212 and fixed by screws.

The first upper bearing guide 1214 is composed of four pieces, screws are fixed on the inner side of the rack square passage 129 above the first T-shaped bearing 1216 at two sides, and the lower guide section of the first upper bearing guide 1214 is rectangular.

Four first check rings 1215 are sleeved on the shaft head at the end part of the inner side of the first adjusting screw rod 1212, and the end face of the outer side of the first check ring 1215 is attached to the end face of the inner side of the bearing connecting hole of the first belt seat.

The first T-shaped pedestal bearing 1216 is a universal standard, and in this embodiment, the model is T206, bearing holes are sleeved on mounting journals at two ends of the fixed rubber roller 122, and upper and lower guide grooves are respectively sleeved on sliding guide portions of a lower bearing guide rail and an upper bearing guide rail.

The fixed rubber rollers 122 are two, and are symmetrically distributed along the left side and the right side of the center of the hanging rack 121, mounting shaft necks at two ends of the fixed rubber rollers 122 are respectively sleeved in rotating holes of first T-shaped bearings 1216 with seats at two sides, and the excircle of a roller body of the fixed rubber rollers 122 is wrapped by nitrile rubber, and has the thickness of 10-15mm and the hardness of Shaire A70.

The brace 1217 is a round shaft that is screwed to the inboard upper side of the side hanger plates 124.

The hanger side plates 124 are two pieces and are located on both sides of the hanger 121, fixing the hanger shaft 128, the hanger guide roller 125 and the stay 1217.

The limiting sleeve 1218 is sleeved on the hanger shaft 128 and positioned at two sides of the upper ring of the hook 127, and the end surface of the limiting sleeve 1218 is attached to the end surface of the side part of the upper ring of the hook 127.

In this embodiment, the working principle of the hanging rack 121 is as follows:

the rack guide roller 125 on the upper part of the two sides of the rack 121 and the rack guide roller 125 on the lower part of the rack 121 drive the rubber rollers 122 fixed on the two sides of the rack 121 to move by adjusting the first adjusting hand wheels 1213 on the two sides, so that the outer circular surfaces of the rubber rollers 122 fixed on the two sides of the rack 121 are attached to and pressed against the outer circular surfaces of the rack guide roller 125 on the upper part of the two sides of the rack 121 and the outer circular surfaces of the rack guide roller 125 on the lower part of the rack guide roller 125, the plastic film tube 40 is clamped between the rubber rollers 122 fixed on the two sides of the rack 121, the plastic film tube 40 is pulled to move downwards under the traction of the torsion traction assembly 130, and the rubber rollers 122 fixed on the rack guide roller 125 and the rack 121 roll and rotate under the traction of the plastic film tube 40.

Further, in this embodiment, the torsion traction assembly 130 includes a second guide rail connecting plate 131 and a third guide rail connecting plate 132 which are installed on the rack 30 in parallel, and a first three-phase motor 133, and a first driving rubber roller 134 and a first pressing rubber roller 135 are arranged between the second guide rail connecting plate 131 and the third guide rail connecting plate 132.

In this embodiment, the torsional traction assembly 130 and the plastic film web spreading assembly 120 are arranged at 90 degrees, and during operation, the cylindrical plastic film web 40 is driven by the torsional traction assembly 130 below the airbag 123, and the cylindrical plastic film web 40 is radially rotated by 90 degrees along the central axis thereof and then is flattened and pulled out again, and the hole previously cut on the edge of the plastic film web 40 is twisted to the middle of the plastic film web 40 and unfolded into a complete hole shape on a single layer of the plastic film web 40.

Specifically, in this embodiment, the torsional traction assembly 130 further includes a second adjusting screw 136, a second adjusting handle 137, a second retainer ring 138, a second T-shaped belt bearing 139, a fifth timing pulley 140, a second upper bearing rail 141, a third timing belt 142, a sixth timing pulley 143, and a second lower bearing rail 144.

The second rail link plate 131 and the third rail link plate 132 are fixed to right ends of the second lower bearing rail 144 and the second upper bearing rail 141 by screws.

And the two second adjusting screw rods 136 are provided, the axle heads at the inner side end parts pass through the second T-shaped bearing connecting holes, the end surfaces of the inner side circular shoulders of the axle heads are attached to the outer end surfaces of the connecting holes of the second T-shaped bearing 139, and the middle parts of the axle heads are in threaded connection with the middle threaded holes of the corresponding second guide rail connecting plate 131 and the corresponding third guide rail connecting plate 132.

The second adjusting handle 137 has two parts, and the central hole is sleeved on the shaft head outside the second adjusting screw 136 and fixed by screws.

The second retainer ring 138 is sleeved on the shaft head at the end of the inner side of the second adjusting screw rod 136, and the end face of the outer side of the second retainer ring 138 is attached to the end face of the inner side of the connecting hole of the second T-shaped bearing with a seat 139.

Journals at two ends of a first pressing rubber roller 135 are respectively sleeved in rotating holes of second T-shaped bearings 139 at two sides, the excircle of the rubber roller body is coated with nitrile rubber, the thickness is 10-15mm, and the hardness is Share A70.

The second T-shaped bearing with bearing seat 139 is a universal standard component, the model is T206 in this embodiment, the bearing hole is sleeved on the mounting shaft neck at both ends of the first pressing rubber roll 135, and the upper and lower guide grooves are respectively sleeved on the sliding guide portions of the second lower bearing guide rail 144 and the second upper bearing guide rail 141.

The first three-phase motor 133 is arranged on the frame, the fifth synchronous pulley 140 is connected with the output shaft end of the first three-phase motor 133, the sixth synchronous pulley 143 is sleeved on the shaft neck of the driving end part of the first driving rubber roller 134, and the third synchronous belt 142 is wound on the fifth synchronous pulley 140 and the sixth synchronous pulley 143.

The upper bearing guide rails are two pieces, and the screws are fixed on the upper parts of the third guide rail connecting plate 132 and the fourth guide rail connecting plate.

And two end mounting shaft necks of the first driving rubber roll 134 are respectively sleeved in the second T-shaped rotating holes with the bearings 139 at two sides, and the excircle of the rubber roll body is wrapped by nitrile rubber, the thickness is 10-15mm, and the hardness is Share A70.

The second lower bearing rail 144 is fixed to the upper surface of the housing by screws.

Further, in this embodiment, the material placing frame 50 includes: the device comprises a fixed frame 501 arranged on a rack, a moving frame 504 arranged on the fixed frame 501 in a sliding manner through a bearing roller 502 and a roller guide rail 503, a first side connecting plate 505 and a second side connecting plate 506 are arranged on two sides of the moving frame 504, a unreeling shaft 507 for placing a plastic film tube material 40 material roll is arranged on the tops of the first side connecting plate 505 and the second side connecting plate 506, a deviation correcting sensor 508 and a deviation correcting driver 509 are arranged on the fixed frame 501, wherein the detection part of the deviation correcting sensor 508 is aligned with one edge of the plastic film tube material roll, one end of the deviation correcting driver 509 is arranged on the fixed frame 501 through a support 514 driver support 514510 and a first connecting plate 511, and the other end of the deviation correcting driver is arranged on the inner side of the second side connecting plate 506 through a driver telescopic rod 512 and a second connecting plate 513.

Specifically, a bracket 514 is arranged on the fixing frame 501, a first guide rod 515 is arranged on the bracket 514, an adjusting slider 516 is arranged on the first guide rod 515, and the deviation-correcting sensor 508 is arranged on the adjusting slider 516 through a third connecting plate 517.

The discharging frame 50 further includes: and a fourth connecting plate 518 fixed on the first side connecting plate 505 and the second side connecting plate 506, wherein a second guide roller 519, a third guide roller 520 and a fourth guide roller 521 are sequentially arranged on the fourth connecting plate 518 towards the discharging traction frame 60 direction.

The discharging frame 50 further comprises a first gear 522, a second gear 523, a third gear 524 and a magnetic powder controller 525, wherein the first gear 522 is linked with the discharging shaft 507, the third gear 524 is linked with the magnetic powder controller 525, and the first gear 522 and the third gear 524 are respectively in transmission connection with the second gear 523.

The bottom of the movable frame 504 is provided with a bearing roller 502, the fixed frame 501 is provided with a roller guide rail 503 matched with the bearing roller 502, and the movable frame 504 and the fixed frame 501 are connected in a sliding manner through the bearing roller 502 and the roller guide rail 503.

The working principle of the discharging frame 50 is as follows:

the unreeling film barrel material is fixed in the middle of the unreeling shaft 507 and rotates together with the unreeling shaft 507, two sides of the unreeling shaft 507 are supported in positioning grooves at the upper parts of a first side connecting plate 505 and a second side connecting plate 506, and the lower parts of the first side connecting plate 505 and the second side connecting plate 506 are fixed on the moving frame 504 through screws and can axially reciprocate along the unreeling shaft 507 with the moving frame 504; the second material guiding roller 519, the third material guiding roller 520 and the fourth material guiding roller 521 are fixed on the first side connecting plate 505 and the second side connecting plate 506 through the two side connecting plates and the fourth connecting plate 518 and can axially reciprocate along the unwinding shaft 507 with the moving frame 504; the detection part of the deviation-rectifying sensor 508 is aligned with the edge of a rim, and is fixed on the fixed frame 501 through a third connecting plate 517, an adjusting slide block 516, a first guide rod 515 and a bracket 514; the deviation rectifying driver 509 is fixed on the fixing frame 501 through a driver bracket 514510 and the first connecting plate 511 by a bracket 514, and the other end is fixed on the inner side of the second side connecting plate 506 through the front end of the driver telescopic rod 512 and the second connecting plate 513. When the material edge under the detection part of the deviation-correcting sensor 508 swings axially along the unreeling shaft 507, the deviation-correcting sensor 508 sends out a control signal to make the deviation-correcting driver 509 perform reciprocating telescopic motion to drive the unreeling shaft 507, the plastic film barrel material 40, the second guide roller 519, the third guide roller 520, the fourth guide roller 521 and the like fixed on the moving frame 504 to reciprocate relative to the fixed frame 501 along the roller guide rail 503 fixed on the fixed frame 501 through the bearing roller 502 together with the moving frame 504, so as to dynamically adjust the film edge to be always under the detection part of the deviation-correcting sensor 508. The first gear 522 fixed at one end of the unwinding shaft 507 is in transmission connection with the magnetic powder brake through the second gear 523 and the third gear 524 to control the unwinding tension of the unwinding shaft 507.

Further, in this embodiment, the discharging traction frame 60 includes: the second three-phase motor 601, the first synchronous pulley 602, the first synchronous belt 603, the second synchronous pulley 604, the first support 605, the second driving rubber roller 606, the second pressing rubber roller 607, the first pressing cylinder 608 for driving the second pressing rubber roller 607 to press on the second driving rubber roller 606, the second three-phase motor 601, the first synchronous pulley 602, the second synchronous pulley 604 and the first support 605 are installed on the frame, the first synchronous pulley 602 is connected with the output end of the second three-phase motor 601, the first synchronous belt 603 is wound on the first synchronous pulley 602 and the second synchronous pulley 604, the second synchronous pulley 604 is connected with the second driving rubber roller 606, and the second driving rubber roller 606 is installed on the first support 605.

The cutting traction frame 90 comprises a servo motor 901, a third synchronous pulley 902, a second synchronous belt 903, a fourth synchronous pulley 904, a second support 905, a third driving rubber roll 906, a third pressing rubber roll 907 and a second pressing air cylinder 908 for driving the third pressing rubber roll 907 to press on the third driving rubber roll 906, wherein the servo motor 901, the third synchronous pulley 902, the fourth synchronous pulley 904 and the second support 905 are installed on the frame, the third synchronous pulley 902 is connected with the output end of the servo motor 901, the second synchronous belt 903 is wound on the third synchronous pulley 902 and the fourth synchronous pulley 904, the fourth synchronous pulley 904 is connected with the third driving rubber roll 906, and the third driving rubber roll 906 is installed on the second support 905.

It is worth emphasizing that in the present embodiment, the emptying traction carriage 60 is a three-phase motor which is continuously rotating, the speeds of the three-phase motor and the servo motor 901 of the blanking traction carriage 90 being coordinated by the first storage device 70. The servo motor 901 of the cutting traction frame 90 is continuously operated, that is, after the cutting traction frame 90 draws a specified length (bag length), the servo motor 901 must be accurately stopped, and the hole cutting operation is performed at the moment of stopping, and the operation is repeated.

Further, in the present embodiment, the first magazine 70 and the second magazine 100 are identical in structure, and both the first magazine 70 and the second magazine 100 include: the device comprises a second guide rod 701 arranged on a rack, wherein the upper end of the second guide rod 701 is provided with a fixed roller 702, the lower end of the second guide rod 701 is movably provided with a movable guide roller 703, and the rack is provided with a first limit sensor 704 and a second limit sensor 705 which are used for detecting the position of the movable guide roller 703.

In this embodiment, since the position of the fixing roller 702 is fixed, the amount of the plastic film roll in the first storage device 70 or the second storage device 100 can be adjusted by moving the guide roller 703 up and down.

The utility model discloses hole device is cut to plastic film tube stock individual layer's beneficial effect is: the utility model discloses an above-mentioned technical scheme, include: the device comprises a rack, a feeding frame, a feeding traction frame, a first storage device, a hole cutting assembly, a cutting traction frame, a second storage device, a first guide roller, a plastic film tube material spreading assembly and a twisting traction assembly, wherein the feeding frame, the feeding traction frame, the first storage device, the hole cutting assembly, the cutting traction frame, the second storage device, the first guide roller, the plastic film tube material spreading assembly and the twisting traction assembly are sequentially arranged on the rack along a plastic film tube material hole cutting production line; the plastic film tube material spreading assembly is used for spreading a plastic film tube material into a cylinder shape, the torsion traction assembly is used for rotating the spread cylindrical film tube material for 90 degrees and then flattening and pulling out the film tube material again, and the production requirement of cutting a single layer on a plastic bag body to form a feeding opening is met.

The above is only the preferred embodiment of the present invention, and not the scope of the present invention, all the equivalent structures or equivalent flow changes made by the contents of the specification and the drawings or the direct or indirect application in other related technical fields are included in the patent protection scope of the present invention.

Claims (10)

1. A plastic film tube material single-layer hole cutting device is characterized by comprising: the device comprises a rack, a discharging frame, a discharging traction frame, a first storage device, a hole cutting assembly, a discharging traction frame, a second storage device, a first guide roller, a plastic film barrel material spreading assembly and a twisting traction assembly, wherein the discharging frame, the discharging traction frame, the first storage device, the hole cutting assembly, the discharging traction frame, the second storage device, the first guide roller, the plastic film barrel material spreading assembly and the twisting traction assembly are sequentially arranged on the rack along a plastic film barrel material hole cutting production line;

the device comprises a discharging frame, a first storage device, a second storage device, a hole cutting assembly, a first guide roller, a plastic film tube material spreading assembly, a torsion traction assembly, a second guide roller and a plastic film tube material flattening assembly, wherein the discharging frame is used for discharging, correcting and controlling tension of the plastic film tube material, the discharging traction frame is used for drawing the plastic film tube material, the first storage device is used for storing the film tube material and coordinating the speed between the discharging traction frame and the hole cutting assembly, the hole cutting assembly is used for cutting holes in the side edge of the film tube material, the film tube material is drawn by the film tube material and positioned in the holes, the second storage device is used for storing the film tube material and coordinating the speed between the film tube material cutting traction frame and the torsion traction assembly, the first guide roller is used for guiding the plastic film tube material, the plastic film tube material spreading assembly is used for spreading the plastic film tube material into a cylinder shape, and the torsion traction assembly is used for flattening the cylindrical film tube material again and drawing out after rotating for 90 degrees.

2. The single-layer slitting device for plastic film web according to claim 1, wherein the plastic film web expanding assembly comprises: the rack is characterized in that the lower portion of the first guide roller is arranged on the rack, the rack and the two racks on the rack are symmetrically arranged on the fixed rubber rollers outside the racks, the racks comprise a plurality of rack guide rollers arranged on the rack through rack side plates, and air bags are hung on the rack side plates.

3. A single layer hole slitting device for plastic film web according to claim 1 wherein said torsional traction assembly comprises: the device comprises two guide rail connecting plates and a first three-phase motor which are arranged on the rack in parallel, wherein a first driving rubber roller and a first pressing rubber roller are arranged between the two guide rail connecting plates.

4. A single-layer hole cutting device for plastic film web as claimed in claim 1, wherein said blowing frame comprises: set up in mount in the frame, slide through bearing roller and gyro wheel guide rail set up in removal frame on the mount, the both sides of removing the frame are provided with first side even board and second side even board, the top of first side even board and second side even board is provided with the unreeling axle that is used for placing film section of thick bamboo coil of material, be provided with the sensor of rectifying and the driver of rectifying on the mount, wherein, the detection site of sensor of rectifying with a material border that film section of thick bamboo coil of material was rolled up aligns, the one end of the driver of rectifying pass through driver support and first connecting plate install in on the mount, the other end pass through driver telescopic link and second even board install in the inboard of second side even board.

5. The single-layer hole cutting device for the plastic film cylinder material as claimed in claim 4, wherein a support is arranged on the fixing frame, a guide rod is arranged on the support, an adjusting slide block is arranged on the guide rod, and the deviation rectifying sensor is arranged on the adjusting slide block through a third connecting plate.

6. A single layer slitting device as set forth in claim 5 wherein said blowing station further comprises: and the fourth connecting plate is fixed on the first side connecting plate and the second side connecting plate, and a second material guiding roller, a third material guiding roller and a fourth material guiding roller are sequentially arranged on the fourth connecting plate towards the direction of the discharging traction frame.

7. The single-layer hole cutting device for the plastic film cylinder material as claimed in claim 6, wherein the discharging frame further comprises a first gear, a second gear, a third gear and a magnetic powder controller, wherein the first gear is linked with the discharging shaft, the third gear is linked with the magnetic powder controller, and the first gear and the third gear are respectively in transmission connection with the second gear.

8. The single-layer hole cutting device for plastic film barrels as recited in claim 1, wherein the discharging traction frame comprises: the rubber roller pressing device comprises a second three-phase motor, a first synchronous belt wheel, a first support, a second driving rubber roller, a second pressing rubber roller and a first driving mechanism for driving the second pressing rubber roller to be pressed on the second driving rubber roller, wherein the second three-phase motor, the first synchronous belt wheel, the second synchronous belt wheel and the first support are arranged on the rack, the first synchronous belt wheel is connected with the output end of the second three-phase motor, the first synchronous belt wheel is wound on the first synchronous belt wheel and the second synchronous belt wheel, the second synchronous belt wheel is connected with the second driving rubber roller, and the second driving rubber roller is arranged on the first support.

9. A single-layer slitting device for plastic film web according to claim 1 wherein the first magazine comprises: the guide rod is installed on the rack, a fixed roller is arranged at the upper end of the guide rod, a movable guide roller is movably arranged at the lower end of the guide rod, and a first limit sensor and a second limit sensor which are used for detecting the position of the movable guide roller are arranged on the rack.

10. The single-layer hole cutting device for the plastic film tube stock as claimed in claim 1, wherein the cutting traction frame comprises a servo motor, a third synchronous pulley, a second synchronous belt, a fourth synchronous pulley, a second support, a third driving rubber roller, a third pressing rubber roller and a second driving mechanism for driving the third pressing rubber roller to be pressed on the third driving rubber roller, the servo motor, the third synchronous pulley, the fourth synchronous pulley and the second support are mounted on the frame, the third synchronous pulley is connected with an output end of the servo motor, the second synchronous belt is wound on the third synchronous pulley and the fourth synchronous pulley, the fourth synchronous pulley is connected with the third driving rubber roller, and the third driving rubber roller is mounted on the second support.

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