CN208020348U - For the plastic film hole-cutting device to plastic film cut hole - Google Patents

Abstract

The utility model discloses a kind of for the plastic film hole-cutting device of plastic film cut hole, including combination tool block, the cut hole mechanism with upper cutter component and lower chisel holder system on the combination tool block, for driving the cut hole mechanism to carry out the driving mechanism of cut hole, the transmission guiding mechanism being connected between the driving mechanism and the cut hole mechanism, waste disposal mechanism and position detecting mechanism for being handled the waste material after cut hole to the plastic film for conveying so far；The driving mechanism is set to the upper end of the combination tool block, the lower chisel holder system is set to the lower end of the combination tool block, and the output end of the driving mechanism is connect with the upper cutter component so that the upper cutter component is located at the surface pre-position of the lower tool apron by the transmission guiding mechanism；There is the upper cutter component swaging clamp plate and cut hole blade, the cut hole blade to be removably set on the swaging clamp plate and convex in the lower surface of the swaging clamp plate under its blade.

Description

For the plastic film hole-cutting device to plastic film cut hole

Technical field

The utility model relates to a kind of plastic film hole-cutting device for plastic film cut hole.

Background technology

In plastic film cut hole technique, it is general using plastic film hole-cutting device to convey so far plastic film (such as Plastic hand bag) carry out cut hole operation.Plastic film cut hole generally uses the punch-die hole punched device of cylinder driving at present.The punching Aperture apparatus it is existing the disadvantage is that：Durability is not high, and by cylinder operation rate limitation, operating rate is not high, is not suitable for requiring high speed The type of punching.Punching is of high cost, and user cannot repair after abrasion, and the service life is shorter etc. after manufacturer repairs.This technology is from original Solves problem above in reason and structure.In addition, traditional punch-die waste disposal is pressed into die hole after being cut by punch-pin, It is fallen to by dead weight and connects waste material device or taken away with exhaust column, after plastic film hole-cutting device principle changes, need new give up Processing mechanism is expected, to better adapt to new plastic film hole-cutting device.

Utility model content

In view of this, the utility model is a kind of durable, efficient, inexpensive, high-quality cut hole product it is really necessary to provide For the plastic film hole-cutting device to plastic film cut hole.

It provides a kind of for the plastic film hole-cutting device of plastic film cut hole, including combination tool block, is set to described group Closing on knife rest has the cut hole mechanism of upper cutter component and lower chisel holder system, for driving the cut hole mechanism to conveying so far Plastic film carry out the driving mechanism of cut hole, the transmission Guiding machine that is connected between the driving mechanism and the cut hole mechanism Structure, the waste disposal mechanism for being handled the waste material after cut hole and the position for detecting the upper cutter component Position detecting mechanism；The driving mechanism is set to the upper end of the combination tool block, and the lower chisel holder system is set to the combination The output end of the lower end of knife rest, the driving mechanism connect with the upper cutter component by the transmission guiding mechanism so that The upper cutter component is located at the surface pre-position of the lower tool apron；The upper cutter component have a swaging clamp plate and Cut hole blade, the cut hole blade is removably set on the swaging clamp plate and the convex following table in the swaging clamp plate under its blade Face.

Further, the driving mechanism is installed on the top of the combination tool block, including a servo motor and an electricity Machine support plate, the motor support plate are erected on the top of the combination tool block at the position of back edge, the servo motor After on the motor support plate, after the drive shaft horizontal direction of the servo motor.

Further, the transmission guiding mechanism includes the transmission mechanism and Guiding machine set on the combination tool block top Structure, the transmission mechanism are horizontally placed on the top of the combination tool block and in the same direction with the servo motor.

Further, one end of the transmission mechanism and the output shaft of the servo motor are sequentially connected, the other end and institute State guiding mechanism connection；The transmission mechanism include it is horizontal be set to the combination tool block top end face and with the servo motor Transmission shaft component in the same direction, set on the rear end of the transmission shaft component transmission shaft synchronous pulley, be sheathed on the servo motor Output shaft on motor synchronous pulley and the synchronous belt on the transmission shaft synchronous pulley, the output of the servo motor When shaft rotation is moved, by the motor synchronous pulley, synchronous belt and transmission shaft synchronous pulley make the transmission shaft component with The servo motor and rotate, when the transmission shaft synchronous pulley rotates a circle, complete the action of cut hole.

Further, the transmission shaft component include be fixed on the top end face of the combination tool block and it is parallel be located at it is described Drive axle seat below servo motor, the transmission shaft being arranged in the drive axle seat are sheathed on the transmission shaft and expose to institute The eccentric shaft and the crank mechanism on the eccentric shaft for stating the front end of drive axle seat front end face；The rear end of the transmission shaft The rear end face of the drive axle seat is exposed to, the transmission shaft synchronous pulley is sheathed on the rear end of the transmission shaft corresponding to described At the position of motor synchronous pulley.

Further, the eccentric shaft periphery is provided with third rolling bearing, the crank mechanism passes through the third Rolling bearing is set to the periphery of the eccentric shaft；The eccentric shaft is rotated with the transmission shaft, so that passing through the third The crank mechanism that rolling bearing is set to the eccentric shaft periphery can bob and weave.

Further, the guiding mechanism is connect with the lower end of the crank mechanism, including from top to bottom set gradually Cut with scissors ear, hinged shaft component and guide rod；Wherein, the upper end of the hinge ear is connect with the lower end of the crank mechanism, the hinge ear Lower end be provided with a needle bearing, the axial direction of the needle bearing is parallel with Y-direction；The hinged shaft component include hinged block and Hinged shaft, the hinged block are recessed with downwards the U-lag that a section takes the shape of the letter U, the hinge ear corresponding to the position of the needle bearing The needle bearing of lower end is set in the U-lag, and the hinged shaft is arranged in the needle bearing in the U-lag, the hinge The both ends of axis and two cell walls of the U-lag are fixed, and the axial direction of the hinged shaft is parallel with the Y-direction；The guide rod it is upper End is connect with the bottom surface of the hinged block, and lower end is connect with the upper cutter component.

Further, the upper cutter component further includes the horizontal connecting plate of third, upper slitter template, the horizontal connecting plate of the third, Upper slitter template, swaging clamp plate and cut hole blade are from top to bottom set gradually；The horizontal connecting plate of third is oriented to by the transmission Mechanism connect with the driving mechanism with can under its drive to the lower chisel holder system direction mobile and return；Under described Chisel holder system is set to the bottom end of the combination tool block, and the lower chisel holder system includes lower tool apron and is set on the lower tool apron Cut template.

Further, the waste disposal mechanism include the first tracheae, be set to the first tracheae on and with a control unit electricity Connection the first solenoid valve, the second tracheae, on second tracheae and with the control list of the plastic film hole-cutting device The second solenoid valve of member electrical connection, is set the first inlet channel on the upper cutter component of the plastic film hole-cutting device In on the lower chisel holder system of the plastic film hole-cutting device and the second air inlet that can be connected to first inlet channel is logical Road, set on the lower chisel holder system bottom with the fluid valve that is connected to second inlet channel and under the fluid valve The trash discharge pipeline of connection is held, the output end of first tracheae is connected to the input terminal of first inlet channel, described The output end of second tracheae is connected to the upper end of the fluid valve.

Further, the position detecting mechanism includes the rear side for being set to the motor support plate and corresponding to the synchronous belt Mounting bracket on face the sensor of one end far from the motor support plate and is sheathed on described in the mounting bracket It is rotated with the transmission shaft corresponding to the positioning cam at the position of the sensor, the positioning cam on transmission shaft, works as institute When stating upper cutter component and being located at initial position, the protruding end of the positioning cam is directed at the test side of the sensor.

The plastic film hole-cutting device being used for plastic film cut hole of the utility model drives with the existing cylinder generally used Dynamic punch-die hole punched device compares：Under same material, the punch-die hole punched device of the cylinder driving now used is because using Cylinder drives, and speed responsive is slower, about 120 beats/min of highest cut hole operating rate, and working life about 600,000 times is with regard to that need to be sent to system Make factory's repair.Maintenance cost is high, and maintenance cycle is long.Often a Bag Making Machine needs to be equipped with 1 to 2 spare cylinder driving punching dress It sets.This technology use cut hole blade because blade thickness is very thin (about 0.5mm), and blade is very hard, using with cut template The very stiff and demanding rigid contact in upper surface cuts off mode, and cut-out pressure used is smaller, and blade durability is higher.1 cut hole blade can It cuts about 3,000,000 times, service life significantly improves.And the material cross cutting blade cost very bottom used in cut hole blade, therefore, cut hole Cost is significantly reduced.After the cut hole blade abrasion, user is easily exchanged oneself, greatly facilitates the use of user.This The hole-cutting device that technology uses, because using servo motor drive transmission device, speed responsive is fast, accurate positioning, on-line working Speed is up to 180 beats/min.Cross cutting blade is because thin and sharp used by this technology, film cut hole periphery very smooth and beautiful appearance.

Description of the drawings

Fig. 1 is structural representation of the utility model for one embodiment of plastic film hole-cutting device to plastic film cut hole Figure.

Fig. 2 is the side view of Fig. 1.

Fig. 3 is the enlarged drawing of Tu2Zhong cut holes mechanism and waste disposal mechanism.

Fig. 4 and Fig. 5 is the schematic shapes of cut hole blade.

Specific implementation mode

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work The every other embodiment obtained, shall fall within the protection scope of the present invention.

Hereinafter, term " preceding " refers to a side of face in Fig. 1, i.e. left in Fig. 2, term " rear " refer to back to one It is square, i.e. right in Fig. 2.

Fig. 1 to Fig. 5 is referred to, the utility model is used to include group to the plastic film hole-cutting device of plastic film cut hole Close knife rest 3, the cut hole mechanism with upper cutter component 12 and lower chisel holder system 10 on the combination tool block 3, for driving The cut hole mechanism is moved to conveying the driving mechanism 4 of plastic film progress cut hole so far, being connected to the driving mechanism 4 and institute It states the transmission guiding mechanism between cut hole mechanism, the waste disposal mechanism for being handled the waste material after cut hole and is used for Detect the position detecting mechanism 5 of the position of the upper cutter component 12.The driving mechanism 4 is set to the combination tool block 3 Upper end, the lower chisel holder system 10 are set to the lower end of the combination tool block 3, and the output end of the driving mechanism 4 passes through the biography Action-oriented mechanism is connect with the upper cutter component 12 so that the upper cutter component 12 is located at the surface of the lower tool apron Pre-position, i.e. the upper cutter component 12 and the lower chisel holder system 10 have a preset distance, the preset distance with it is described The stroke distances of upper cutter component 12 match, when the driving mechanism 4 drives the 12 downward cut hole of upper cutter component, institute The lower tool apron upper surface can be butted on by stating upper cutter component 12, to complete cut hole work.

About combination tool block 3：

In the present embodiment, the combination tool block 3 includes that two first side plate, 31 and second side plates 32 disposed in parallel, level are set It is placed in the first level connecting plate 33 on 31 and second side plate of the first side plate, 32 top, on the first level connecting plate 33 Back vertical plate 34 (or rear column).The front view for referring to Fig. 1, upward in X, the length of the back vertical plate 34 is less than first water The length of Flat-connected slab 33.The side view for referring to Fig. 2 (is equivalent to the front-rear direction in Fig. 1), the back vertical plate 34 in Y-direction Length be also smaller than the length of the first level connecting plate 33, (front side is Fig. 2 for the front side of the first level connecting plate 33 In left side) leading flank namely the first level connecting plate 33 beyond the back vertical plate 34 leading flank to the back vertical plate There is a parallel distance between 34 leading flank, so, it is possible to merge out above-mentioned transmission guiding mechanism and upper cutter component 12, The upper cutter component 12 being connect with the transmission guiding mechanism lower end is enable to be placed exactly in lower chisel holder system 10 just simultaneously Top.

In the present embodiment, the combination tool block 3 further includes being set to preceding horizontal seated 35 and rear horizontal seated 36, the preceding water The both ends of flat seated 35 are connect with the front side of 32 bottom end of the first side plate 31 and the second side plate, the both ends of the rear side seated with it is described Connection on rear side of the bottom end of first side plate 31 and the second side plate 32.

In the present embodiment, the front on the top of the back vertical plate 34, which extends horizontally forward, is formed with a front along 341, before this The leading flank of edge 341 and the back vertical plate 34 is in inverted l shape.In this way, so that the top end face of the back vertical plate 34 is in Y-direction On length and the length of following drive axle seats match.

The driving mechanism 4 is installed on the top of the combination tool block 3, including a servo motor 41 and a motor support plate 42, the motor support plate 42 is erected on the top surface of the back vertical plate 34 at the position of back edge (i.e. the right edge of Fig. 2), After the servo motor 41 is mounted on the motor support plate 42, after the drive shaft horizontal direction of the servo motor 41.

About transmission guiding mechanism：

The transmission guiding mechanism includes the transmission mechanism 6 and guiding mechanism 7 set on 34 top of the back vertical plate, described Transmission mechanism 6 is horizontally placed on the top of the back vertical plate 34 and (i.e. the transmission mechanism 6 is set in the same direction with the servo motor 41 It is parallel positioned at the lower section of the servo motor 41 after being placed on the top of the back vertical plate 34).In the present embodiment, the motor branch Plate 42 can also be directly fixed on the rear end of the upper surface of the transmission mechanism 6, and 34 top of the back vertical plate is indirectly secured to this.

One end of the transmission mechanism 6 and the output shaft of the servo motor 41 are sequentially connected, the other end and the guiding Mechanism 7 connects.The transmission mechanism 6 includes horizontal 34 top end face of the back vertical plate and same with the servo motor 41 of being set to To transmission shaft component 61, set on the rear end of the transmission shaft component 61 transmission shaft synchronous pulley 62, be sheathed on the servo The synchronous belt 64 on motor synchronous pulley 63 and the transmission shaft synchronous pulley 62 on the output shaft of motor 41, it is described to watch When taking the output shaft rotation of motor 41, pass through the motor synchronous pulley 63, synchronous belt 64 and transmission shaft synchronous pulley 62 It is complete when the transmission shaft synchronous pulley 62 rotates a circle so that the transmission shaft component 61 rotates with the servo motor 41 (i.e. 12 downward cut hole of upper cutter component and upward return) is acted at a cut hole.In the present embodiment, the transmission mechanism also wraps Include the protective cover 65 covered at outside the transmission shaft synchronous pulley 62, motor synchronous pulley 63 and synchronous belt 64.

The transmission shaft component 61 include be fixed on the top end face of the back vertical plate 34 and it is parallel be located at the servo electricity The drive axle seat 611 of 41 lower section of machine, is sheathed on the transmission shaft 612 at the transmission shaft 612 being arranged in the drive axle seat 611 The eccentric shaft 613 and the crank mechanism on the eccentric shaft 613 for exposing to the front end of 611 front end face of the drive axle seat 614.The rear end of the transmission shaft 612 exposes to the rear end face of the drive axle seat 611, and the transmission shaft synchronous pulley 62 is arranged At position of the rear end of the transmission shaft 612 corresponding to the motor synchronous pulley 63.

Length of the drive axle seat 611 in Y-direction matches with length of the back vertical plate 34 in Y-direction, this implementation In example, the front end face of the drive axle seat 611 is located at same facade, the drive axle seat with the front along 341 leading flank The trailing flank of 611 rear end face and the back vertical plate 34 is located at same facade.

The front end of the transmission shaft 612 exposes to the front end face of the drive axle seat 611, and the eccentric shaft 613 is sheathed on The front end of the transmission shaft 612 can be rotated with the rotation of the transmission shaft 612.Further, 612 groups of the transmission shaft Part 61 further includes the first rolling bearing 615 and the second rolling bearing 616, first rolling bearing, 615 and second rolling bearing 616 are set to along the axially spaced-apart of the drive axle seat 611 in the bearing bore of the drive axle seat 611, and the transmission shaft 612 is worn In first rolling bearing, 615 and second rolling bearing 616, to be matched by itself and the rotation of the drive axle seat 611 It closes.

In the present embodiment, 613 periphery of the eccentric shaft is provided with third rolling bearing 617, the crank mechanism 614 is logical Cross the periphery that the third rolling bearing 617 is set to the eccentric shaft 613.The eccentric shaft 613 turns with the transmission shaft 612 It is dynamic so that the crank mechanism that 613 periphery of the eccentric shaft is set to by the third rolling bearing 617 can be put up and down It is dynamic.The upper end of the guiding mechanism 7 is connect with the crank mechanism 614, and lower end is connect with the upper cutter component 12, described to lead To mechanism 7 by the motion guide up and down of the crank mechanism 614 to move up and down, so that the upper cutter component 12 It can move up and down and (get on, get off), when the transmission shaft synchronous pulley 62 rotates one week, one cut hole action of completion drives institute It states transmission shaft 612 and eccentric shaft 613 rotates one week, so that after the crank mechanism 614 drives the guiding mechanism 7 first lower Above so that the upper cutter component 12 completes a cut hole movement, is recycled with this, reach plastic film cut hole function.

The guiding mechanism 7 is connect with the lower end of the crank mechanism 614, including the hinge ear from top to bottom set gradually 71, hinged shaft component 72, the second horizontal connecting plate 73 and guide rod 74.Wherein, the upper end of the hinge ear 71 and the crank mechanism The lower end of 614 lower end connection, the hinge ear 71 is provided with a needle bearing 75, the axial direction of the needle bearing 75 and the Y It is parallel to (front-rear direction)；The hinged shaft component 72 includes hinged block 721 and hinged shaft 722, and the hinged block 721 corresponds to institute The position for stating needle bearing 75 is recessed with downwards the U-lag that a section takes the shape of the letter U, and the needle bearing 75 of 71 lower end of the hinge ear is arranged In the U-lag, the hinged shaft 722 is arranged in the needle bearing 75 in the U-lag, and the both ends of the hinged shaft 722 It is fixed with two cell walls of the U-lag, and the axial direction of the hinged shaft 722 is parallel with the Y-direction；The second horizontal connecting plate 73 is set It is placed in the bottom surface of the hinged block 721；The upper end of the guide rod 74 is connect with the bottom surface of the described second horizontal connecting plate 73.

In the present embodiment, since the front end face of the drive axle seat 611 is located at the front of the leading flank of the back vertical plate 34, So that before the front end for externally protruding out in the transmission shaft 612 of the front end face of the drive axle seat 611 is also located at the back vertical plate 34 Side, eccentric shaft 613, the crank mechanism 614 for being set to 612 front end of the transmission shaft are located at the front of the back vertical plate 34, and described The guiding mechanism 7 and its guide rod 74 of the connection of 614 lower end of crank mechanism are located at the front of the back vertical plate 34.

In the present embodiment, 33 lordosis of first level connecting plate is in the leading flank of back vertical plate 34, in Y-direction, described first The length of horizontal connecting plate 33 can match with the length of the transmission shaft 612.Specifically, the lordosis of the first level connecting plate 33 The pilot hole passed through for the guide rod 74 is offered at the position of guide rod 74 in the partial response of the back vertical plate 34 331, after the lower end of the guide rod 74 is passed down through the pilot hole 331, it is connect with the upper cutter component 12.

In the present embodiment, the guide rod 74 is two, and two guide rods 74 are set to second level even along X to interval The bottom surface of plate 73.

Further, the guiding mechanism 7 further includes that a guide holder 76 and one corresponds in the guide holder 76 Linear bearing 77 at 74 position of the guide rod.The guide holder 76 has is arranged in guiding therein for the guide rod 74 Hole 331, the linear bearing 77 are set in the pilot hole 331, and the lower end of the guide rod 74 from top to bottom passes through described lead After linear bearing 77 into hole 331, it is connect with the upper end of the upper cutter component 12.

About cut hole mechanism：

The cut hole mechanism includes lower chisel holder system 10 and upper cutter component 12, and the upper cutter component 12 is led with described It is connected to the lower end of bar 74.Wherein：

The upper cutter component 12 includes the horizontal connecting plate 121 of third from top to bottom set gradually, upper slitter template 122, card Knife plate 123 and cut hole blade 124.The horizontal connecting plate 121 of third is connect with the lower end of the guide rod 74 with can be at it To 10 direction of lower chisel holder system movement and return under drive, the upper slitter template 122 is set to the third level and connects The bottom surface of plate 121, the swaging clamp plate 123 are set to the bottom surface of the upper slitter template 122, and the cut hole blade 124 is dismountable It is set on the swaging clamp plate 123, and convex in the lower surface of the swaging clamp plate 123 under the blade of the cut hole blade 124, it is described The projection of cut hole blade 124 in the horizontal plane can be in that elongated poroid or long arc shape is poroid.

In the present embodiment, the cut hole blade 124 is connected on the swaging clamp plate 123, really uses interior wild card Cut hole blade 124 is blocked in the annulus equal with blade thickness that knife plate is formed, and more allowing blade replacement is very convenient in this way.

The lower chisel holder system 10 is set to the bottom end of the combination tool block 3, and the lower chisel holder system 10 includes lower tool apron 101 and cut template 102 on the lower tool apron 101.Specifically, the lower tool apron 101 is set to described preceding horizontal The top surface of seated 35 and rear horizontal seated 36.

In the present embodiment, the cut hole blade 124 and the hardness for cutting template 102 are HRC63.

The cut hole mechanism of the utility model (can be card due to being detachably connected with swaging clamp plate 123 using cut hole blade 124 It connects, be spirally connected etc., such as screw hole can be opened up on cut hole blade 124, be screw-locked at the cut hole blade 124 by screw described On swaging clamp plate 123), therefore, compared with the mode of concave-convex mold, it is only necessary to cut hole blade 124 is replaced, cut hole blade 124 Cost is far below the cost of concave-convex mold, therefore can reduce cost, while replacing construction is shorter, and complexity is more supported.

About the waste disposal mechanism：

The waste disposal mechanism include the first tracheae 20, be set to the first tracheae 20 on and with a control unit (control Unit processed can be the control unit of plastic film host, can also be a control unit of this film hole-cutting device setting) electricity First solenoid valve 21 of connection, the second tracheae 22, be electrically connected on second tracheae 22 and with described control unit the Two solenoid valves 23, the first inlet channel 24 on the upper cutter component 12, be set to the lower chisel holder system 10 on and energy Enough the second inlet channels 25 being connected to first inlet channel 24 in the downward cut hole of the upper knife assembly, under described 10 bottom of chisel holder system be connected to second inlet channel 25 fluid valve 26, be connected to the lower end of the fluid valve 26 Trash discharge pipeline and above-mentioned position for detecting 12 position of upper cutter component and being electrically connected with described control unit Testing agency 5, the output end of first tracheae 20 are connected to the input terminal of first inlet channel 24, second tracheae 22 output end is connected to the upper end of the fluid valve 26.

Further, first inlet channel 24 includes corresponding to first gas by the horizontal connecting plate 121 of the third First inlet channel 241 that the one side of pipe 20 opens up inwards, by first inlet channel 241 inner end straight down Extend and downward through the horizontal connecting plate 121 of the third, second inlet channel of 122 or less swaging clamp plate 123 of upper slitter template 242, the lower end of second inlet channel 242 is located at the hollow position of the cut hole blade 124.The hollow position refer to In projection on horizontal plane, second inlet channel 242 is located at the centre of the elongated poroid cut hole blade 124, again Either from direction is looked up, second inlet channel 242 is located at the centre of the elongated poroid cut hole blade 124.

Further, second inlet channel 25 includes that template 102 and lower tool apron 101 are cut described in vertical run through Third branch inlet channel 251, the upper end of the fluid valve 26 are connected to the lower end of the third branch inlet channel 251.Described Three inlet channels 251 are in the lower tool apron 101 and cut the position in template 102 and second inlet channel, 242 phase It answers, they can be concentric, in this way, when the upper cutter component 12 moves down and is butted on described cut in template 102, from The air-flow that first tracheae 20 is come in could lead in the third branch inlet channel 251.

Second inlet channel 25 further includes the 4th inlet channel, the upper end of the 4th inlet channel 252 with The lower end of the third branch inlet channel 251 is connected to, and lower end is connected to the upper end of the fluid valve 26.Even due to the preceding level Seat 35 and rear horizontal seated 36 are disposed in parallel, and there is no closings for they, therefore the 4th inlet channel 252 is an envelope Closed walk is set between two seateds.Again since the lower tool apron 101 is two to be placed on two seated, two seateds it Between spacing be larger, in order to enhance the intensity of air-flow, it is required that the width of the 4th inlet channel 252 or aperture more to Under it is narrower, be effectively connected to the upper end of fluid valve 26, thus the vertical section of the 4th inlet channel 252 be in osculum court Under taper or tubaeform.

In the present embodiment, the output end of second tracheae 22 is connected to the respective side of the upper end of the fluid valve 26, To be connected to the fluid valve 26 by the respective side, the horizontal position where the output end of second tracheae 22 is less than institute State the upper surface of fluid valve 26.

In the present embodiment, the position detecting mechanism 5 includes being set to the motor support plate 42 to correspond to the synchronous belt Mounting bracket 51 on 64 trailing flank, one end far from the motor support plate 42 in the mounting bracket 51 sensor It (the present embodiment is infrared sensor 52) and is sheathed on the transmission shaft 612 corresponding to the infrared sensor 52 Positioning cam 53 at position, the positioning cam 53 are rotated with the transmission shaft 612, when the upper cutter component 12 is located at just When beginning position (upper limit position), the protruding end of the positioning cam 53 is directed at the test side of the infrared sensor 52 (i.e. The initial position of positioning cam 53).

Further, the mounting bracket 51 is L bracket, with what is connect with the trailing flank of the motor support plate 42 Vertical block and one end horizontal block that horizontal extension is formed backward by the vertical block.The vertical installation of the infrared sensor 52 In one end far from the motor support plate 42 in the horizontal block.When the positioning cam 53 is directed at the infrared sensor 52 When, control unit can learn that upper cutter component 12 is located at initial position, when the positioning cam 53 protruding end vertically to When lower, you can learn that the cut hole blade 124 of the upper cutter component 12 is cut described in being butted in template 102, at this moment, the control Unit can successively control first solenoid valve 21 and second solenoid valve 23 is opened and ventilated to inlet channel.

Above-mentioned waste disposal mechanism, can realize when under the upper cutter component 12 to mobile and be butted on and described cut template When on 102 (when the 12 downward cut hole of upper cutter component), the signal detected is sent to control list by position detecting mechanism 5 Member, described control unit can control first solenoid valve 21 and second solenoid valve 23 while open so that air source passes through One tracheae 20 and the second tracheae 22 distinguish upward cutter assembly 12 and fluid valve 26 is blown, or successively (time interval can be by visitor Family is voluntarily arranged) control the first solenoid valve 21 and the unlatching of second solenoid valve 23 so that and air source first passes through the first tracheae 20 and cuts upwards Knife assembly 12 is blown, then is blown to fluid valve 26 by the second tracheae 22.When upward cutter assembly 12 is blown, air-flow passes through first Inlet channel 24 is downwardly towards the second inlet channel 25, at this time since the second tracheae 22 is arranged in the outside of the upper end of fluid valve 26 Face, therefore when the second air inlet into fluid valve 26 of tracheae 22, fluid valve 26 generates air-breathing, to which waste material is sucked fluid valve 26 In, the gas in fluid valve 26 flows downward, so that waste material enters trash discharge pipeline, completes the processing of waste material.It is above-mentioned The structure of waste disposal mechanism is very simple ingenious, and waste disposal effect is preferable.

Preferably, the plastic film hole-cutting device further includes a regulating mechanism, the regulating mechanism includes being set to The debugging handwheel 81 of the front end of the transmission shaft 612, the vertical swivel nut 88 for being set to 614 lower end of the crank mechanism, upper end and 88 screw-thread fit of the swivel nut, lower end are with the toolsetting screw rod 82 for cutting with scissors 71 screw-thread fit of ear, screw-thread fit in the toolsetting spiral shell The toolsetting nut 87 that the lower end of ear 71 and the toolsetting screw rod 82 is locked will be cut with scissors on bar 82.Wherein：

The middle part convex of the toolsetting screw rod 82 is equipped with a ring spanner position 85, is located on the toolsetting screw rod 82 described It is externally threaded that the externally threaded screw pitch of epimere on ring spanner position 85 is more than the hypomere being located under the ring spanner position 85 Screw pitch, the hypomere external screw thread screw-thread fit of the toolsetting nut 87 and the toolsetting screw rod 82, will be under the toolsetting screw rod It is locked with the hinge ear 71 at end.When needing the position of the upper cutter component 12 being turned up, the toolsetting nut 87 is first unclamped, Then the toolsetting screw rod 82 is rotated to first direction, under being more than due to the screw pitch of the upper external screw thread of the toolsetting screw rod 82 The external screw thread screw pitch of section, it is thus possible to directly drive the upper cutter component 12 to move up, when needing the upper cutter group When 12 position of part is turned down, the toolsetting screw rod 82 is rotated to second direction opposite with first direction, on will be described Cutter assembly 12 moves down.

The regulating mechanism further include one be set to 614 lower end of crank mechanism for locking the swivel nut 88 with described in locking The toolsetting screw 83 of 82 upper end of toolsetting screw rod.The toolsetting lock-screw 83 is two, and two toolsetting lock-screws are from the song The leading flank of handle mechanism 614 penetrates in the crank mechanism 614 to clamp the swivel nut 88, institute from the both sides of the toolsetting screw rod State swivel nut 88 side have a plurality of vertical openings, when the toolsetting screw 83 clamps the swivel nut 88, the swivel nut 88 to Contract, to clamp the toolsetting screw rod 82.

Above-mentioned regulating mechanism, height and position for adjusting cut hole blade 124 is so that energy after 124 mounting and adjusting of cut hole blade Enough effective cut holes.After cut hole blade 124 installs, need to confirm whether the height and position of cut hole blade 124 is suitable：Rotation institute State adjustment handwheel one week (whether rotate a circle and can refer to object and can be found in positioning cam 53, when rotating a circle, the positioning cam 53 are aligned with infrared sensor 52), when the cut hole blade 124 be not butted on it is described cut in template, indicate cut hole knife The position of piece 124 is excessively high, needs to move down upper cutter component 12, therefore rotates the toolsetting screw rod so that it moves down precalculated position, Then lower toolsetting nut 87 is tightened, until the height and position of cut hole blade 124 is just suitable.

In the present embodiment, the regulating mechanism further includes for adjusting the cut hole mechanism front and back position in the horizontal direction Front and rear regulation structure 86.The front and rear regulation structure 86 includes the bottom end with the preceding horizontal seated 35 and rear horizontal seated 36 It the adjusting guide holder 861 of connection and is arranged on the adjusting guide holder 861 and the adjusting guide rod 862 parallel with Y-direction.

Further, the adjusting guide holder 861 has left pilot hole and right pilot hole, and the left pilot hole and the right side are led The front-rear direction that guide holder 861 is adjusted described in Xiang Kongcong runs through the adjusting guide holder 861.The adjusting guide rod 862 includes First, which adjusts guide rod 862 and second, adjusts guide rod 862, and described first, which adjusts guide rod 862 and second, adjusts guide rod 862 It is arranged in respectively in the left pilot hole and right pilot hole.Described first, which adjusts guide rod 862 and second, adjusts guide rod 862 Rear and front end can fix (such as being fixed with fixed seat) with fixing piece respectively, due to the adjusting guide holder 861 and the preceding water What flat seated 35 and rear 36 bottom end of horizontal seated connected, therefore when needed, you can so that the adjusting guide holder 861 is moved And it is located in corresponding position on the adjusting guide rod 862.

Intelligible, above-mentioned regulating mechanism is not that the required component of the utility model can also be used in some embodiments Others can pinpoint cut hole blade position mechanism replace, or directly design when setting upper cutter component it is accurate Position.Benefit using above-mentioned regulating mechanism is the range bigger that can so that this plastic film hole-cutting device is applicable, more can Meets the needs of client.

In the present embodiment, the plastic film is from the side (right side in Fig. 1) of the plastic film to another side direction The mobile and frequent lower tool apron 10, when the hole site to be cut of the plastic film is located on the lower tool apron 10, the master The control unit of machine controls the rotation of the servo motor 41 to drive the upper cutter component 12 to carry out cut hole operation.By upper Front and rear regulation structure 86 is stated, the position in the front-back direction that the cut hole mechanism corresponds to the plastic film can be adjusted, to The front and back position of upper cutter component 12 can be adjusted so that the hole cut out is met the requirements.The cut hole mechanism can be adjusted to mould Expect the cut hole position on film, when the plastic film is handbag, adjusts the position of cut hole mechanism by this way The position of the hand-held hole of handbag is adjusted, i.e., hand-held hole is at a distance from edge.

The plastic film hole-cutting device being used for plastic film cut hole of the utility model, the cut hole blade is as rapid wear Part, user can voluntarily be convenient for changing after blade abrasion.This just greatly facilitates the use of user and the reduction of cost.This is cut Hole blade is made of a kind of general die-cutting rule blade bending, and cost is very low.The blade of the cutter blade is thermally treated It is hardened, hardness HRC63.The blade of the cut hole blade by be driven guiding mechanism promotion, and with same hardness HRC63, warp The upper surface for cutting template for crossing precision ground processing contacts and pressurizes, and will be cut positioned at the plastic film cut on template upper surface It is disconnected.And act on the waste material cut away by the pressure-vaccum of waste treatment device, from the inlet channel cut among template to bottom Waste gate is discharged.

Compared with the punch-die hole punched device of the existing cylinder driving generally used：Under same material, the gas that now uses The punch-die hole punched device of cylinder driving using cylinder because being driven, and speed responsive is slower, about 120 beats/min of highest cut hole operating rate Clock, working life about 600,000 times is with regard to that need to be sent to manufactory's repair.Maintenance cost is high, and maintenance cycle is long.Often a Bag Making Machine needs It is equipped with 1 to 2 spare cylinder driving hole punched device.The cut hole blade that this technology uses, because blade thickness is very thin (about 0.5mm), and blade is very hard, and mode, cut-out pressure used are cut off using the rigid contact very stiff and demanding with template upper surface is cut Smaller, blade durability is higher.1 cut hole blade can be cut about 3,000,000 times, and service life significantly improves.And cut hole blade institute Material is die cut blade cost very bottom, and therefore, cut hole cost is significantly reduced.After the cut hole blade abrasion, user oneself is very It is readily replaceable, greatly facilitate the use of user.The hole-cutting device that this technology uses is passed because being driven using servo motor 41 Motivation structure, speed responsive is fast, accurate positioning, and on-line working speed is up to 180 beats/min.Blade is die cut used by this technology Because thin and sharp, film cut hole periphery very smooth and beautiful appearance.

It these are only the embodiment of the utility model, it does not limit the scope of the patent of the present invention, every profit The equivalent structure or equivalent flow shift made by the utility model specification and accompanying drawing content, is applied directly or indirectly in it His relevant technical field, is equally included in the patent within the scope of the utility model.

Claims (10)

1. a kind of for the plastic film hole-cutting device of plastic film cut hole, including combination tool block, it is set to the combination tool block On the cut hole mechanism with upper cutter component and lower chisel holder system, for driving the cut hole mechanism to conveying plastics so far Film carries out the driving mechanism of cut hole, the transmission guiding mechanism being connected between the driving mechanism and the cut hole mechanism, uses Position in the waste disposal mechanism handled the waste material after cut hole and position for detecting the upper cutter component Testing agency；The driving mechanism is set to the upper end of the combination tool block, and the lower chisel holder system is set to the combination tool block Lower end, the output end of the driving mechanism connect with the upper cutter component so that described by the transmission guiding mechanism Upper cutter component is located at the surface pre-position of the lower tool apron；The upper cutter component has a swaging clamp plate and cut hole Blade, the cut hole blade are removably set on the swaging clamp plate and convex in the lower surface of the swaging clamp plate under its blade.

2. the plastic film hole-cutting device as described in claim 1 for plastic film cut hole, it is characterised in that：The drive Motivation structure is installed on the top of the combination tool block, including a servo motor and a motor support plate, the motor support plate erect In on the top of the combination tool block close to back edge position at, the servo motor be mounted on the motor support plate on after, After the drive shaft horizontal direction of the servo motor.

3. the plastic film hole-cutting device as claimed in claim 2 for plastic film cut hole, it is characterised in that：The biography Action-oriented mechanism includes the transmission mechanism and guiding mechanism set on the combination tool block top, and the transmission mechanism is horizontally disposed In the top of the combination tool block and with the servo motor it is in the same direction.

4. the plastic film hole-cutting device as claimed in claim 3 for plastic film cut hole, it is characterised in that：The biography One end of motivation structure and the output shaft of the servo motor are sequentially connected, and the other end is connect with the guiding mechanism；The transmission Mechanism includes horizontal being set to the combination tool block top end face and the transmission shaft component in the same direction with the servo motor, being set to institute The transmission shaft synchronous pulley for stating the rear end of transmission shaft component, the motor synchronous pulley being sheathed on the output shaft of the servo motor And the synchronous belt on the transmission shaft synchronous pulley, it is same by the motor when output shaft of the servo motor rotates Step belt wheel, synchronous belt and transmission shaft synchronous pulley make the transmission shaft component be rotated with the servo motor, work as institute It states transmission shaft synchronous pulley to rotate a circle, completes a cut hole action.

5. the plastic film hole-cutting device as claimed in claim 4 for plastic film cut hole, it is characterised in that：The biography Moving axis component include be fixed on the top end face of the combination tool block and parallel drive axle seat below the servo motor, The transmission shaft that is arranged in the drive axle seat is sheathed on the front end that the transmission shaft exposes to the drive axle seat front end face Eccentric shaft and the crank mechanism on the eccentric shaft；The rear end of the transmission shaft exposes to the rear end of the drive axle seat Face, the rear end that the transmission shaft synchronous pulley is sheathed on the transmission shaft correspond at the position of the motor synchronous pulley.

6. the plastic film hole-cutting device as claimed in claim 5 for plastic film cut hole, it is characterised in that：Described Eccentric shaft periphery is provided with third rolling bearing, and the crank mechanism is set to the eccentric shaft by the third rolling bearing Periphery；The eccentric shaft is rotated with the transmission shaft, so that being set to outside the eccentric shaft by the third rolling bearing The crank mechanism in week can bob and weave.

7. the plastic film hole-cutting device as claimed in claim 6 for plastic film cut hole, it is characterised in that：It is described to lead It is connect to mechanism with the lower end of the crank mechanism, including hinge ear, hinged shaft component and the guide rod from top to bottom set gradually； Wherein, the upper end of the hinge ear is connect with the lower end of the crank mechanism, and the lower end of the hinge ear is provided with a needle bearing, institute The axial direction for stating needle bearing is parallel with Y-direction；The hinged shaft component includes hinged block and hinged shaft, and the hinged block is corresponding to described The position of needle bearing is recessed with downwards the U-lag that a section takes the shape of the letter U, and the needle bearing of the hinge ear lower end is set to the U In shape slot, the hinged shaft is arranged in the needle bearing in the U-lag, two slots at the both ends of the hinged shaft and the U-lag Wall is fixed, and the axial direction of the hinged shaft is parallel with the Y-direction；The upper end of the guide rod is connect with the bottom surface of the hinged block, Lower end is connect with the upper cutter component.

8. the plastic film hole-cutting device as described in claim 1 for plastic film cut hole, it is characterised in that：On described Cutter assembly further includes the horizontal connecting plate of third, upper slitter template, the horizontal connecting plate of the third, upper slitter template, swaging clamp plate and cut hole Blade is from top to bottom set gradually；The horizontal connecting plate of third connect with the driving mechanism by the transmission guiding mechanism with It can be under its drive to the lower chisel holder system direction movement and return；The lower chisel holder system is set to the combination knife The bottom end of frame, the lower chisel holder system include lower tool apron and cut template on the lower tool apron.

9. the plastic film hole-cutting device as described in claim 1 for plastic film cut hole, it is characterised in that：It is described useless Material processing mechanism includes the first tracheae, the first solenoid valve, the second gas that are electrically connected on the first tracheae and with a control unit Pipe, is set the second solenoid valve being electrically connected on second tracheae and with the control unit of the plastic film hole-cutting device In on the upper cutter component of the plastic film hole-cutting device the first inlet channel, set on the plastic film hole-cutting device On lower chisel holder system and can be connected to first inlet channel the second inlet channel, be set to the lower chisel holder system bottom It is described with the fluid valve being connected to second inlet channel and the trash discharge pipeline being connected to the lower end of the fluid valve The output end of first tracheae is connected to the input terminal of first inlet channel, output end and the jet stream of second tracheae The upper end of valve is connected to.

10. the plastic film hole-cutting device as claimed in claim 5 for plastic film cut hole, it is characterised in that：It is described Position detecting mechanism include be set to the motor support plate corresponding to the synchronous belt trailing flank on mounting bracket, be set to institute It states the sensor of one end far from the motor support plate in mounting bracket and is sheathed on the transmission shaft corresponding to the biography Positioning cam at the position of sensor, the positioning cam are rotated with the transmission shaft, when the upper cutter component is located at initially When position, the protruding end of the positioning cam is directed at the test side of the sensor.