CN210176133U

CN210176133U - Die-cutting machine

Info

Publication number: CN210176133U
Application number: CN201920662790.8U
Authority: CN
Inventors: Yingzi Lao; 劳英姿; Zhihong Zhu; 祝志洪
Original assignee: Foshan Day Machinery Co Ltd
Current assignee: Foshan Day Machinery Co Ltd
Priority date: 2019-05-10
Filing date: 2019-05-10
Publication date: 2020-03-24
Anticipated expiration: 2029-05-10

Abstract

The utility model provides a die-cutting machine, including die-cutting mechanism, peeling means and film tensioning winding mechanism, the non-closed cutting ring of die-cutting mechanism is inlayed on the knife rest, and the resilience body that utilizes the cutting ring both sides to fill can prevent that the wrapping bag from gluing on the knife rest. A plurality of stripping fixed wheels and corresponding stripping pinch rollers can be installed on the stripping shaft according to the typesetting condition of the packaging bag, and then the stripping pinch rollers are driven by the reciprocating cylinder to move up and down, so that the packaging bag can be stripped. The film tensioning and winding mechanism for winding waste materials has more moving parts, so the film tensioning and winding mechanism is arranged below the stripping mechanism, the structure of the whole machine is more reasonable, and the use is more convenient.

Description

Die-cutting machine

Technical Field

The utility model relates to a wrapping bag preparation equipment technical field, especially a cross cutting machine.

Background

The die cutting machine is mainly applied to the process of batch production of packaging bags, after the film coil stock used for manufacturing the packaging bags completes the processes of gold stamping, heat sealing and the like in the earlier process, the film coil stock enters the die cutting machine to cut each formed packaging bag according to the boundary of the packaging bag, the finished packaging bags are collected in a centralized manner, and the film coil stock with waste materials is rolled up. Therefore, the whole structure of the device needs a die cutting mechanism, a stripping mechanism, a finished product collecting mechanism and a waste material winding mechanism, and all the mechanisms need to be matched with each other. The existing die cutting machine is too simple in structure and inconvenient to use, for example, a packaging bag cut by the die is sometimes stuck on a knife rest, a peeling mechanism of the existing die cutting machine is suitable for the condition that only a single packaging bag is typeset in the width direction of a film roll, and the whole machine is loose in structure.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a complete machine structure is compacter, each mechanism performance is more excellent and conveniently adjust mutual position's cross cutting machine to the not enough of above-mentioned prior art.

The utility model discloses a realize above-mentioned purpose like this:

the utility model discloses cross cutting machine, including fixing the film tensioning winding mechanism of die cutting mechanism, peeling means and peeling means below in the complete machine frame, die cutting mechanism is including fixing the knife rest in last die carrier bottom, and non-closed cutting ring is inlayed on the knife rest, the resilience body is equipped with to the cutting ring both sides, peeling means fixes the axle of shelling between peeling off the frame both sides including rotating, is fixed with on the axle of shelling and peels off the fixed wheel, is fixed with in the top of peeling off the fixed wheel and peels off the pinch roller, peels off the pinch roller and realizes reciprocating through reciprocating cylinder.

Furthermore, the stripping shaft is also provided with a material conveying roller, and the profile of the middle part of the material conveying roller is reduced along the radial direction.

Furthermore, the tensioning and winding mechanism comprises a front film guide roller, a front adjusting group roller, a speed-regulating rotating shaft, a pressing roller and a floating roller which are sequentially distributed along the direction of the film, a rear film guide roller and a winding shaft, wherein the pressing roller and the floating roller are used for pressing the speed-regulating rotating shaft, the front adjusting group roller comprises at least two lower pressing rollers, an upper supporting roller in the middle and a fixed rotating roller in front, a linkage plate, a pulling plate and a swinging rod are sleeved and fixed at two ends of the fixed rotating roller, the lower pressing rollers are rotationally fixed on the linkage plate, the free end of the pulling plate is rotationally connected with a limiting cylinder fixed on a winding rack, the free end of the swinging rod is rotationally connected with a potentiometer rotationally fixed on the winding rack, the speed-regulating rotating shaft is driven by a speed-regulating motor and is in signal connection with the potentiometer, two ends of the floating roller vertically slide on guide posts at two sides of the rack through sliding blocks, and a limit switch electrically connected with the intermittent power failure is also arranged above the guide post.

Furthermore, two ends of the compression roller are respectively clamped in the middle of the pressing plate, one end of the pressing plate is rotationally fixed on the rolling rack, the other end of the pressing plate is rotationally connected with the free end of the elastic ejector rod fixed on the rolling rack, and two ends of the compression roller penetrate through the adjusting groove of the rolling rack and resist the elasticity of the elastic ejector rod to slide in the adjusting groove through an adjusting handle fixed at one end of the compression roller.

Furthermore, the stripping shaft comprises a front driving shaft and a rear driven shaft which are arranged in front and back, the front driving shaft and the rear driven shaft synchronously run through a belt, and stripping pinch rollers which move up and down through a reciprocating cylinder are respectively arranged above the front driving shaft and the rear driven shaft.

Furthermore, a stripping adjusting rod is arranged between two side plates of the stripping frame, a worm wheel is arranged on the stripping adjusting rod, and the worm wheel is matched with a worm arranged on the die cutting frame to realize that the stripping frame moves left and right relative to the die cutting frame.

Furthermore, the die cutting frame provided with the die cutting mechanism and the stripping mechanism is arranged on the winding frame through a front and back adjusting wheel at the bottom, an adjusting lug is arranged on a side plate of the winding frame in a protruding mode, a front and back adjusting screw rod penetrates through a through hole of the adjusting lug, a plane bearing is sleeved on the two sides of the adjusting lug by the front and back adjusting screw rod, an adjusting hole is formed in the side plate of the die cutting frame at the front end of the front and back adjusting screw rod, and a nut matched with the adjusting screw rod is arranged in the adjusting.

The utility model has the advantages that: the utility model provides a die-cutting machine, including die-cutting mechanism, peeling means and film tensioning winding mechanism, the non-closed cutting ring of die-cutting mechanism is inlayed on the knife rest, and the resilience body that utilizes the cutting ring both sides to fill can prevent that the wrapping bag from gluing on the knife rest. A plurality of stripping fixed wheels and corresponding stripping pinch rollers can be installed on the stripping shaft according to the typesetting condition of the packaging bag, and then the stripping pinch rollers are driven by the reciprocating cylinder to move up and down, so that the packaging bag can be stripped. The film tensioning and winding mechanism for winding waste materials has more moving parts, so the film tensioning and winding mechanism is arranged below the stripping mechanism, the structure of the whole machine is more reasonable, and the use is more convenient.

Drawings

The invention will be further described with reference to the following figures and examples:

fig. 1 is a schematic overall structure diagram of an embodiment of the present invention;

FIG. 2 is a schematic view of the tool holder of FIG. 1;

FIG. 3 is a partial structural schematic view of the tensioning and winding mechanism in FIG. 1;

FIG. 4 is a schematic view of another stripping mechanism;

FIG. 5 is an enlarged view of a portion of FIG. 4 from another perspective;

FIG. 6 is a partial schematic view of the peeling mechanism of FIG. 1 from another perspective;

FIG. 7 is another angle structure diagram of FIG. 1;

fig. 8 is an enlarged view of fig. 7 at a.

In the figure, 1 a whole machine frame, 11 a stripping frame, 111 a stripping adjusting rod, 112 worm wheels, 113 long grooves, 114 a mounting rack, 115 end sliding blocks, 116 adjusting nuts, 117 lugs, 118 screws, 119 fine adjusting rods, 12 a winding frame, 121 adjusting grooves, 122 adjusting lugs, 123 front and back adjusting screws, 13 a die cutting frame, 131 worms, 132 front and back adjusting wheels, 133 nuts, 21 tool holders, 22 ring cutters, 23 resilience bodies, 31 stripping shafts, 311 front driving shafts, 312 back driven shafts, 313 belt pulleys, 32 stripping fixed wheels, 33 stripping press wheels, 34 reciprocating cylinders, 35 feed rollers, 411 front film guide rollers, 412 back film guide rollers, 42 speed adjusting rotating shafts, 43 pressing rollers, 431 pressing plates, 432 elastic ejector rods, 433 adjusting handles, 44 floating rollers, 45 winding shafts, 461 lower pressing rollers, 462 upper supporting rollers, 463 fixed rotating rollers, 464 linkage plates, 465 pulling plates, 466 swinging rods, 467 limiting cylinders, 468 potentiometers and 47 sliding blocks, 48 guide posts and 49 limit switches.

Detailed Description

Referring to fig. 1 to 8, the die cutting machine includes a die cutting mechanism, a peeling mechanism and a film tensioning and winding mechanism below the peeling mechanism fixed on a frame 1 of the whole machine, the die cutting mechanism includes a knife rest 21 fixed at the bottom of an upper die frame, a non-closed ring knife 22 is embedded on the knife rest 21, two sides of the ring knife 22 are provided with resilient bodies 23, the peeling mechanism includes a peeling shaft 31 fixed between two side plates of a peeling frame 11 in a rotating manner, a peeling fixed wheel 32 is fixed on the peeling shaft 31, a peeling pressure wheel 33 is fixed above the peeling fixed wheel 32, and the peeling pressure wheel 33 moves up and down through a reciprocating cylinder 34.

The knife rest 21 can be made of wood, the cutting ring 22 is embedded in the knife groove of the knife rest 21 according to the external outline of the packaging bag, but small gaps are uniformly reserved on the periphery of the cutting ring 22, so that a part of the packaging bag is connected with the waste after die cutting, the packaging bag and the waste are conveniently sent out of the die cutting mechanism along with the waste, and the rebound body 23 pushes the packaging bag and the waste out of the knife die. The film coil stock after the die cutting is sent to a stripping mechanism, when the packaging bag body is positioned on a stripping fixed wheel 32, a reciprocating cylinder 34 drives a stripping pinch roller 33 to press the packaging bag, the stripping pinch roller 33 and the stripping fixed wheel 32 are driven by a stripping shaft 31 to send the packaging bag body to a front platform, and the waste material enters a film tensioning and winding mechanism below.

The stripping shaft 31 is further provided with a material feeding roller 35, and the middle profile of the material feeding roller 35 is reduced along the radial direction.

The feed rollers 35 are adapted to support the edges of the waste material separated from the bags with a reduced profile to prevent lateral displacement of the edges of the waste material.

The tensioning and winding mechanism comprises a front film guide roller 411, a front adjusting group roller, a speed adjusting rotating shaft 42, a pressing roller 43 for pressing the speed adjusting rotating shaft 42, a floating roller 44, a rear film guide roller 412 and a winding shaft 45 which are sequentially distributed along the direction of a film, the front adjusting group roller comprises at least two lower pressing rollers 461, an upper supporting roller 462 in the middle and a fixed rotating roller 463 in the front, a linkage plate 464, a pulling plate 465 and a swinging rod 466 are sleeved and fixed at two ends of the fixed rotating roller 463, the lower pressing rollers 461 are rotationally fixed on the linkage plate 464, the free end of the pulling plate 465 is rotationally connected with a limiting cylinder 467 fixed on the winding rack 12, the free end of the swinging rod 466 is rotationally connected with a potentiometer 468 rotationally fixed on the winding rack 12, the speed adjusting rotating shaft 42 is driven by a speed adjusting motor and is in signal connection with the potentiometer 468, two ends of the floating roller 44 are wound up and down on guide posts 48 at two sides of the rack 12 through, the winding shaft 45 is driven by a magnetic powder clutch and an intermittent power failure machine, and a limit switch 49 electrically connected with the intermittent power failure machine is further arranged above the guide pillar.

The waste material passes through the front film guide roller 411, then passes through the two lower press rollers 461 and the middle upper supporting roller 462 to be tightened, and is tightly pressed between the press roller 43 and the speed-regulating rotating shaft 42, when the fed waste material overcomes the action of the limiting air cylinder 467 to move upwards or downwards with the lower press rollers 461, the linkage plate 464, the pull plate 465 and the swing rod 466 rotate around the fixed rotating roller 463 anticlockwise or clockwise, and the potentiometer 468 sends a signal to a servo motor of the speed-regulating rotating shaft 42, so that the speed reduction or acceleration of the speed-regulating rotating shaft 42 is realized. The waste materials come out from the space between the speed-adjusting rotating shaft 42 and the pressing roller 43 and are tightened through the floating roller 44, the rear film guide roller 412 and the winding shaft 45, when the winding shaft 45 rotates to pull the waste materials to be too tight, the floating roller 44 moves upwards along the guide post 48 through the sliding block 47 to trigger the limit switch 49 to act, and the intermittent power failure machine enables the winding shaft 45 to pause rotating through the magnetic clutch.

Two ends of the pressing roller 43 are respectively clamped in the middle of the pressing plate 431, one end of the pressing plate 431 is rotatably fixed on the rolling rack 12, the other end of the pressing plate 431 is rotatably connected with the free end of an elastic push rod 432 fixed on the rolling rack 12, one end of the pressing roller 43 penetrates through the adjusting groove 121 of the rolling rack 12, and the elastic push rod resists the elastic force of the elastic push rod to slide in the adjusting groove 121 through an adjusting handle 433 fixed with one end of the pressing roller 43.

Under operating condition because the effect of elasticity ejector pin 432, the pinch roller 43 compresses tightly speed governing pivot 42, and when needs were overhauld or the dismouting waste material, accessible pulling adjustment handle 433 slided downwards in adjustment tank 121, made the pinch roller 43 break away from speed governing pivot 42, convenient and practical.

The stripping shaft 31 includes a front driving shaft 311 and a rear driven shaft 312 which are arranged in a front-back manner and synchronously run through a belt, and stripping press wheels 33 which move up and down through a reciprocating cylinder 34 are respectively arranged above the front driving shaft 311 and the rear driven shaft 312.

When the packaging bags to be peeled are arranged on the film in an asymmetrical left and right mode, the existing peeling mechanism cannot peel the asymmetrical two packaging bags simultaneously, so that the peeling shaft 31 is additionally provided with the rear driven shaft 312, the belt pulleys 313 are arranged on the front driving shaft 311 and the rear driven shaft 312, and when the peeling pinch roller 33 above the rear driven shaft 312 moves downwards, the belt pulleys and the belt pulleys play a role in peeling the packaging bags in the middle. In order to conveniently adjust the front and back positions of the stripping pinch roller 33 above the rear driven shaft 312, long grooves 113 are further formed in two side plates of the stripping frame 11, two ends of a mounting frame 114 for mounting the stripping pinch roller 33 above the rear driven shaft 312 are respectively fixed on end sliders 115, and sliding shafts 115 are arranged on the outer sides of the end sliders 115 and can slide in the long grooves 113. An adjusting nut 116 is convexly arranged on the inner side of the end sliding block 115, a lug 117 is also transversely convexly arranged on the inner side of the stripping frame 11, a screw 118 matched with the adjusting nut 116 is installed in the lug 117, the lug 117 is tightly pressed on the screw 118 through a locking nut and a plane bearing, a bevel gear is fixed outside the screw 118, a fine adjustment rod 119 is further rotationally fixed on the stripping frame 11, and the stripping pressure wheel 33 above the rear driven shaft 312 can further move back and forth in a controllable manner through the cooperation of the bevel gear on the fine adjustment rod 119 and the bevel gear outside the screw 118.

A peeling adjusting rod 111 is arranged between two side plates of the peeling frame 11, a worm wheel 112 is arranged on the peeling adjusting rod 111, and the worm wheel 112 is matched with a worm 131 arranged on the die cutting frame 13 to realize that the peeling frame moves left and right relative to the die cutting frame 13.

The die-cutting machine frame 13 provided with the die-cutting mechanism and the stripping mechanism is arranged on the rolling machine frame 12 through a front-back adjusting wheel 132 at the bottom, an adjusting lug 122 is arranged on a side plate of the rolling machine frame 12 in a protruding mode, a front-back adjusting screw rod 123 is arranged in a through hole of the adjusting lug 122 in a penetrating mode, plane bearings are sleeved on two sides of the adjusting lug 122 through the front-back adjusting screw rod 123, an adjusting hole is formed in a side plate of the die-cutting machine frame 13 at the front end of the front-back adjusting screw rod 123, and a.

The screw rod 123 is rotated by rotating a hand wheel at the outer end of the adjusting screw rod 123, and the nut 133 moves axially relative to the screw rod 123 because the screw rod 123 is limited axially by the adjusting lug 122, so that the front and back adjusting wheel 132 at the bottom of the die cutting rack 13 is driven to adjust the position front and back relative to the rolling rack 12.

Claims

1. Cross cutting machine, its characterized in that: including fixing die-cutting mechanism, peeling means and the film tensioning winding mechanism of peeling means below on complete machine frame (1), die-cutting mechanism is inlayed including fixing knife rest (21) in last die carrier bottom non-closed cutting ring (22) on knife rest (21), resilience body (23) are equipped with to cutting ring (22) both sides, peeling means is fixed including rotating peeling shaft (31) of peeling off between frame (11) both sides board, is fixed with on peeling shaft (31) and peels off fixed wheel (32), is fixed with in the top of peeling off fixed wheel (32) and peels off pinch roller (33), peels off pinch roller (33) and realizes reciprocating through reciprocating cylinder (34).

2. The die cutting machine of claim 1, wherein: the stripping shaft (31) is also provided with a material conveying roller (35), and the profile of the middle part of the material conveying roller (35) is reduced along the radial direction.

3. The die cutting machine of claim 1, wherein: the tensioning and winding mechanism comprises a front film guide roller (411), a front adjusting group roller, a speed regulating rotating shaft (42), a pressing roller (43) and a floating roller (44) which press the speed regulating rotating shaft (42), a rear film guide roller (412) and a winding shaft (45) which are sequentially distributed along the direction of a film, the front adjusting group roller comprises at least two lower pressing rollers (461), an upper supporting roller (462) in the middle and a fixed rotating roller (463) in front, a linkage plate (464), a pulling plate (465) and a swinging rod (466) are sleeved and fixed at two ends of the fixed rotating roller (463), the lower pressing roller (461) is rotatably fixed on the linkage plate (464), the free end of the pulling plate (465) is rotatably connected with a limiting cylinder (467) fixed on the winding rack (12), and the free end of the swinging rod (466) is rotatably connected with a potentiometer (468) rotatably fixed on the winding rack (12), the speed regulation rotating shaft (42) is driven by a speed regulation motor and is in signal connection with a potentiometer (468), two ends of the floating roller (44) slide up and down on guide posts (48) on two sides of the winding rack (12) through sliding blocks (47), the winding shaft (45) is driven by a magnetic powder clutch and an inter-power failure machine, and a limit switch (49) electrically connected with the inter-power failure machine is further arranged above the guide posts.

4. The die cutting machine of claim 3, wherein: the two ends of the compression roller (43) are respectively clamped in the middle of the pressure plate (431), one end of the pressure plate (431) is rotatably fixed on the rolling rack (12), the other end of the pressure plate is rotatably connected with the free end of an elastic ejector rod (432) fixed on the rolling rack (12), one end of the compression roller (43) penetrates through an adjusting groove (121) of the rolling rack (12), and the elastic force of the elastic ejector rod is resisted by an adjusting handle (433) fixed with one end of the compression roller (43) to slide in the adjusting groove (121).

5. The die cutting machine according to claim 1, 2 or 3, characterized in that: the stripping shaft (31) comprises a front driving shaft (311) and a rear driven shaft (312) which are arranged in front and back, the front driving shaft (311) and the rear driven shaft (312) synchronously run through a belt, and stripping pinch rollers (33) which move up and down through a reciprocating cylinder (34) are respectively arranged above the front driving shaft (311) and the rear driven shaft (312).

6. The die cutting machine of claim 1, wherein: a peeling adjusting rod (111) is arranged between two side plates of the peeling rack (11), a worm wheel (112) is arranged on the peeling adjusting rod (111), and the worm wheel (112) is matched with a worm (131) arranged on the die cutting rack (13) to realize that the peeling rack moves left and right relative to the die cutting rack (13).

7. The die cutting machine of claim 1, wherein: install die cutting frame (13) of installing die cutting mechanism and peeling mechanism on rolling frame (12) through front and back regulating wheel (132) of bottom, rolling frame (12) curb plate epirelief is equipped with regulation ear (122), wears to be equipped with front and back adjusting screw (123) in the through-hole of regulation ear (122), and front and back adjusting screw (123) are equipped with flat bearing in regulation ear (122) both sides cover, are equipped with the regulation hole on die cutting frame (13) curb plate of front and back adjusting screw (123) front end, are equipped with in the regulation hole with adjusting screw complex nut (133).