CN203973622U - Plastic bottle norching machine cutter assembly - Google Patents

Plastic bottle norching machine cutter assembly Download PDF

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Publication number
CN203973622U
CN203973622U CN201420414363.5U CN201420414363U CN203973622U CN 203973622 U CN203973622 U CN 203973622U CN 201420414363 U CN201420414363 U CN 201420414363U CN 203973622 U CN203973622 U CN 203973622U
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CN
China
Prior art keywords
cutting knife
arm
pushing block
plastic bottle
cam
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Expired - Fee Related
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CN201420414363.5U
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Chinese (zh)
Inventor
周云凯
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SICHUAN MEIKEDI TECHNOLOGY DEVELOPMENT Co Ltd
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SICHUAN MEIKEDI TECHNOLOGY DEVELOPMENT Co Ltd
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Priority to CN201420414363.5U priority Critical patent/CN203973622U/en
Application granted granted Critical
Publication of CN203973622U publication Critical patent/CN203973622U/en
Expired - Fee Related legal-status Critical Current
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Abstract

The utility model relates to a kind of plastic bottle norching machine cutter assembly, comprise cutter mechanism and driving mechanism, described cutter mechanism comprises cutting knife, knife rest and cutterhead, described knife rest and cutting knife have two, and a cutting knife is installed in a knife rest, and two knife rests are arranged on cutterhead relatively, knife rest is provided with the cutting knife groove that cutting knife is installed, cutting knife is arranged in cutting knife groove, and the blade of cutting knife is oppositely arranged, and described driving mechanism comprises the cutting knife rotating mechanism that drives cutting knife rotation and the cutting knife open-and-close mechanism that drives cutting knife folding.The utility model is simple in structure, and debug time is short, and complete machine is cheap, can in medium-sized and small enterprises, apply.

Description

Plastic bottle norching machine cutter assembly
Technical field
The utility model relates to a kind of plastic bottle maker equipment, relates in particular to the equipment that a kind of plastic bottle otch is used.
Background technology
Plastic bottle is that use polyester (PET), polyethylene (PE), polypropylene (PP) are raw material, add after corresponding organic solvent, after high-temperature heating, pass through the plastic containers of blowing, extrusion blow or injection mo(u)lding by mould of plastics, plastic bottle has the features such as broken and with low cost that are difficult for.Plastic bottle is on blow moulding machine after moulding, and its bottleneck seals, and also cannot be directly used in filling.Therefore, need to be by Partial Resection unnecessary bottle mouth position, traditional method be workman with cutting knife by Partial Resection unnecessary bottleneck, the major defect of this incision process is: inefficiency, cut surface quality is inconsistent, size incision is also inconsistent, and this has a strong impact on normally carrying out of follow-up filling operation.Use artificial otch, easily cause the plastic products of the pollution of plastic bottle, particularly some filling foods, more easily pollute and can not normally use.Workman, in the time of otch, once not noting easily scratching fingers, has potential safety hazard.
Therefore, in order to overcome the defect of traditional artificial otch, there is being on the market specifically designed to the device that plastic products is carried out to otch, for example:
1, Granted publication number is CN203019447U, Granted publication day is that the Chinese utility model patent on June 26th, 2013 discloses the profiling slotting machine that a kind of blow molded product is used, comprise bracing frame, bracing frame upper end is provided with conveyer belt, conveyer belt one side is provided with positioner, positioner place is provided with detection electric eye, after completing, product orientation sends into otch station, the otch station left and right sides is provided with clamping device, clamping device is connected with clamping cylinder, clamping device top is provided with motor by link, motor is connected with synchronous pulley by synchronous belt, synchronous pulley is connected with horizontal brace rod middle part, horizontal brace rod one end is connected with vertical connecting rod, vertically connecting rod end is provided with the cutting knife of level, the horizontal brace rod other end is provided with balancing weight.When this utility model has overcome in prior art special shape, notch effect is undesirable, production efficiency is low, incision of product quality is low and the problem such as lost labor when artificial otch.And there is the features such as production efficiency is high, incision of product quality is good.But this utility model exists and need to detect accurately location of electric eye, occurs deviation once detect electric eye, will cut out defect ware, and yield rate reduces.This utility model need to detect electric eye location, clamping device steps up, and tape transport needs several device precision-fit, once coordinate the defect ware that just there will be not in place, high to the processing request of each parts of slotting machine, and debug difficulties, debug time is long.Whole equipment structure is comparatively complicated, and cost is higher, is unfavorable for applying of medium-sized and small enterprises.
2, Granted publication number is CN2439933, the day for announcing is that the Chinese utility model patent in July 25 calendar year 2001 discloses one and cuts bottleneck machine, it comprises a board and is located at the conveying device on board, one folder shipping unit, one cutter sweep and a blowing device, on board, be also provided with enclose in folder shipping unit around revolve folder sliver, input sliver and output sliver, it is characterized in that: folder shipping unit comprise by drive unit drive its three synchronous rotate one revolve folder rotating disk, one input rotating disk and an output rotating disk, input rotating disk is provided with and the plastic bottle of otch is not delivered to the caulking groove that revolves folder rotating disk by conveying device, output rotating disk is also provided with the plastic bottle that otch is completed and is delivered to the caulking groove of conveying device so that finished product is sent by revolving folder rotating disk, revolve folder rotating disk by being respectively equipped with, descend two-layer and formed by rotating disc and the folder rotating disk of short slot and caulking groove, each short slot periphery of rotating disc is respectively equipped with three pulleys and relies on respectively on wherein three sides of plastics spout periphery, folder rotating disk is provided with plastic bottle and rotates with it, and the caulking groove pressing from both sides for the embedding of plastics body, cutter sweep is located at folder shipping unit one side, and is that a knife rest is provided with the cutter that a blade gos deep into bottleneck and forms, and knife rest inner side is provided with the double wedge that makes plastic bottle rotation for plastic bottle stock mat frictional force in the time cutting bottleneck, the blowing device joining with an air compressor machine is provided with the blow gun towards cutter sweep, and relatively blow gun is provided with one and gathers materials mouthful and be provided with a garbage collection bucket in its outside.The type of drive of this utility model needs the accurate cooperation of multiple parts, and this requires height very to part processing precision, whole device complexity, and manufacturing cost is high.
In sum, the existing slotting machine part that also comes with some shortcomings:
The parts of slotting machine are numerous, and structure is comparatively complicated, and automaticity is high, makes the cost of whole slotting machine very high, is unfavorable for applying in medium-sized and small enterprises; Assembly precision requires high, debug difficulties, and debug time is long.
Distance between cutting knife is fixed, and mouthful time be only applicable to the otch of the plastic bottle of same specification, when specifications vary, just need to again debug, waste time and energy.
Utility model content
In order to overcome the defect of above-mentioned plastic bottle norching machine complex structure, debug difficulties, the utility model provides a kind of plastic bottle norching machine cutter assembly, and this plastic bottle norching machine cutter assembly is simple in structure, and debug time is short, complete machine is cheap, can in medium-sized and small enterprises, apply.
In order to solve the problems of the technologies described above, the technical solution adopted in the utility model is:
Plastic bottle norching machine cutter assembly, comprise cutter mechanism and driving mechanism, it is characterized in that: described cutter mechanism comprises cutting knife, knife rest and cutterhead, described knife rest and cutting knife have two, and a cutting knife is installed in a knife rest, and two knife rests are arranged on cutterhead relatively, knife rest is provided with the cutting knife groove that cutting knife is installed, cutting knife is arranged in cutting knife groove, and the blade of cutting knife is oppositely arranged, and described driving mechanism comprises the cutting knife rotating mechanism that drives cutting knife rotation and the cutting knife open-and-close mechanism that drives cutting knife folding.
Described knife rest welding, bolt or be riveted on cutterhead, cutterhead center is provided with installing hole.
Described cutting knife rotating mechanism comprises swingle and drive motors, and one end of described swingle is connected to by shaft coupling on the output shaft of drive motors, and the other end of swingle is connected on cutterhead.
Swingle is inlaid in installing hole.
Swingle also can weld or be bonded on cutterhead lower surface.
Described cutting knife open-and-close mechanism comprises two arched arms, taper pushing block and the upper and lower driving mechanism of taper pushing block, described two arched arms are arranged in cutterhead by rotating shaft, one end of arched arm is connected with cutting knife, the other end is resisted against on the outer surface of taper pushing block, arched arm can be around shaft swing, arched arm is provided with returning device, and taper pushing block is socketed on swingle, and the upper and lower driving mechanism of described taper pushing block drives taper pushing block to move up and down on swingle.
Described returning device is two extension springs, and extension spring one end is connected on swingle, and the other end is connected on arched arm.
Described returning device is two spiral springs, and spiral spring is socketed in described rotating shaft, and spiral spring one end is fixedly connected in rotating shaft, and the other end is connected on arched arm, a spiral spring of a rotating shaft socket.
The upper and lower driving mechanism of described taper pushing block comprises swing arm, connecting rod, lifter plate, two guide rods, connecting plate, worm screw, turbine, power transmission shaft and driving wheels, described swing arm is hinged in frame, one end of swing arm is connected with taper pushing block bottom, the other end of swing arm is connected with connecting rod, connecting rod is connected on lifter plate, lifter plate and connecting plate are socketed on two guide rods, described worm screw is through connecting plate, worm screw and lifter plate are to connecting, worm screw is meshed with turbine, turbine and driving wheel are socketed on power transmission shaft, are provided with pedal on driving wheel.
Described swing arm comprises arm pawl, arm body and arm tail, arm pawl is connected with taper pushing block bottom, arm tail is connected with connecting rod, arm is provided with hinge hole with it, arm tail is provided with connecting rod installing hole, inserts jointed shaft in hinge hole, and swing arm is hinged in frame by jointed shaft, swing arm swings around jointed shaft, and connecting rod is inlaid in connecting rod installing hole.
The upper and lower driving mechanism of described taper pushing block comprises camshaft, cam, cam swing arm and cam follower, cam is socketed on camshaft, cam swing arm one end is hinged in frame, the other end is connected with cam follower, cam swing arm is pressed on cam, is connected with a cam extension spring on cam swing arm, and cam extension spring impels cam swing arm being pressed on cam tightly, cam follower is connected with the bottom of taper pushing block, is provided with crank on camshaft.
The upper and lower driving mechanism of described taper pushing block is a cylinder, and the top of cylinder is connected to the bottom of taper pushing block, and cylinder is fixed in frame.
The utility model is assembled in frame, then at the top of frame, a plastic bottle fixed mount is installed, form a slotting machine, the plastic bottle fixed mount of slotting machine is provided with plastic bottle feeding mouth, plastic bottle fixed mount is bolted in frame, plastic bottle fixed mount has multiple, and the plastic bottle feeding mouth size of each plastic bottle fixed mount is different.Effect by plastic bottle fixed mount does not just need special detection electric eye to detect the position of plastic bottle, does not need special clamp clamps plastic bottle yet, also can complete the otch action of different size plastic bottle simultaneously.
The utlity model has following advantage:
The utility model comprises cutter mechanism and driving mechanism, it is characterized in that: described cutter mechanism comprises cutting knife, knife rest and cutterhead, described knife rest and cutting knife have two, a cutting knife is installed in a knife rest, two knife rests are arranged on cutterhead relatively, and knife rest is provided with the cutting knife groove that cutting knife is installed, and cutting knife is arranged in cutting knife groove, the blade of cutting knife is oppositely arranged, and described driving mechanism comprises the cutting knife rotating mechanism that drives cutting knife rotation and the cutting knife open-and-close mechanism that drives cutting knife folding.Power-on, cutting knife rotary drive structure drives cutter mechanism rotation, and cutting knife open-and-close mechanism drives cutting knife folding, and the blade of two cutting knifes contacts with plastic bottle opening, and in the process of rotation, cutting knife cuts bottleneck rotation, completes otch action.When use, substantially do not need debugging, debug time is short, after designs simplification, its cost also reduces greatly, can in medium-sized and small enterprises, promote, with respect to manual otch, otch is smooth, cut surface steady quality, otch efficiency improves greatly, and workman do not contact with bottleneck, can not cause the pollution of plastic bottle inside.With respect to existing slotting machine, its mechanism is simplified greatly, and each parts machining required precision is not high, and its cost reduces greatly, can be widely used in the application in medium-sized and small enterprises, because this utility model does not need location, do not need to detect the position of plastic bottle yet, do not need control system processing, when each use, can fast debugging good, debugging be simple, time saving and energy saving.
2, the utility model plastic bottle fixed mount is bolted in frame, and plastic bottle fixed mount has multiple, and the plastic bottle feeding mouth size of each plastic bottle fixed mount is different.User selects the plastic bottle fixed mount of different plastic bottle feeding mouth sizes according to the plastic bottle opening of different size size, complete the otch action of different size plastic bottle, only need replacing plastic bottle fixed mount just can realize the otch action of different size plastic bottle, change simple and convenient, realize the otch of different size plastic bottle, replacing post debugging is simple, time saving and energy saving.
3, the utility model cutter mechanism comprises cutting knife, knife rest and cutterhead, and described knife rest and cutting knife have two, and a cutting knife is installed in a knife rest, two knife rests are arranged on cutterhead relatively, knife rest is provided with the cutting knife groove that cutting knife is installed, and cutting knife is arranged in cutting knife groove, and the blade of cutting knife is oppositely arranged.Cutting knife is arranged in cutting knife groove, and cutting knife groove has limited the traffic direction of cutting knife accurately, defines the track of cutting knife motion, prevents because cutting knife trains off the generation that causes the irregular defect of otch.
4, knife rest welding described in the utility model, bolt or be riveted on cutterhead, cutterhead center is provided with installing hole.Which kind of connected mode knife rest bolt or be riveted on and be convenient to workman on cutterhead and take out knife rest cleaning plastic waste around, specifically select, and producer can specifically select.
5, the utility model cutting knife rotating mechanism comprises swingle and drive motors, and one end of described swingle is connected to by shaft coupling on the output shaft of drive motors, and the other end of swingle is connected on cutterhead.Cutting knife rotating mechanism mechanism structure of the present utility model is simple, and machinery coordinates simple, and it is not very high that parts machining is required, and driving is simple, and driving member is few, and it is time saving and energy saving to debug.
6, swingle of the present utility model is inlaid in installing hole, and the Main Function arranging is like this to be convenient to workman's dismounting, is convenient to workman's regular maintenance and maintenance slotting machine.
7, the utility model cutting knife open-and-close mechanism comprises two arched arms, taper pushing block and the upper and lower driving mechanism of taper pushing block, described two arched arms are arranged in cutterhead by rotating shaft, one end of arched arm is connected with cutting knife, the other end is resisted against on the outer surface of taper pushing block, arched arm can be around shaft swing, arched arm is provided with returning device, and taper pushing block is socketed on swingle, and the upper and lower driving mechanism of described taper pushing block drives taper pushing block to move up and down on swingle.The folding of two annular arm control cutting knifes, can allow cutting knife self-return by returning device, vacates bottleneck placement location, in the process moving upward at taper pushing block, promote cutting knife close, cutting knife contacts with plastic bottle opening, cut out bottleneck, taper pushing block is in folding process, and under the effect of returning device, cutting knife separately, control bottleneck incision site, be convenient to feed next plastic bottle, so circulation is gone down, and completes the otch action of multiple plastic bottles.Taper pushing block is in the process moving up and down, and because it is taper, it impels arched arm to swing, thereby completes the close of cutting knife and separate action.
8, returning device of the present utility model is two extension springs, and extension spring one end is connected on swingle, and the other end is connected on arched arm.Under the effect of extension spring, once the downslide of taper pushing block, under the effect of the pulling force of extension spring, arched arm is return immediately, though return, and low cost.
9, returning device of the present utility model is two spiral springs, and spiral spring is socketed in described rotating shaft, and spiral spring one end is fixedly connected in rotating shaft, and the other end is connected on arched arm, a spiral spring of a rotating shaft socket.By spiral spring return, return puts in place, and not exposed in air, be not easy by corrosion, and equipment spiral spring is with respect to extension spring, more attractive in appearance after installation.
10, the upper and lower driving mechanism of taper pushing block of the present utility model comprises swing arm, connecting rod, lifter plate, two guide rods, connecting plate, worm screw, turbine, power transmission shaft and driving wheels, described swing arm is hinged in frame, one end of swing arm is connected with taper pushing block bottom, the other end of swing arm is connected with connecting rod, connecting rod is connected on lifter plate, lifter plate and connecting plate are socketed on two guide rods, described worm screw is through connecting plate, worm screw and lifter plate are to connecting, worm screw is meshed with turbine, turbine and driving wheel are socketed on power transmission shaft, are provided with pedal on driving wheel.Workman depresses pedal, pedal drives driving wheel rotation, driving wheel drives turning cylinder to rotate, power transmission shaft drives turbine rotation, and turbine drives worm screw to move up and down, and worm screw moves up and down and drives lifter plate to move up and down, the lifter plate drivening rod that moves up and down moves up and down, connecting rod drives swing arm to swing up and down, and moves up and down on turning cylinder thereby promote taper pushing block, realizes the opening and closing movement of cutting knife.Just can realize the opening and closing movement of cutting knife by pushes pedals, simple to operate, and also each parts connection is simple, and it is not very high that machinery coordinates requirement, and parts are easy to processing and fabricating.
11, the utility model swing arm comprises arm pawl, arm body and arm tail, arm pawl is connected with taper pushing block bottom, arm tail is connected with connecting rod, arm is provided with hinge hole with it, arm tail is provided with connecting rod installing hole, inserts jointed shaft in hinge hole, and swing arm is hinged in frame by jointed shaft, swing arm swings around jointed shaft, and connecting rod is inlaid in connecting rod installing hole.The arm pawl promotion taper pushing block of swing arm of the present utility model is certain up and down, and arm is as the point of rotation, and action is passed to arm pawl by arm tail, and arm pawl promotes steadily, can be not monolateral, and whole swing arm structure is simple, is easy to processing and manufacturing.
12, the upper and lower driving mechanism of the utility model taper pushing block comprises camshaft, cam, cam swing arm and cam follower, cam is socketed on camshaft, cam swing arm one end is hinged in frame, the other end is connected with cam follower, cam swing arm is pressed on cam, is connected with a cam extension spring on cam swing arm, and the other end of cam extension spring is connected in frame, cam follower is connected with the bottom of taper pushing block, is provided with crank on camshaft.By controlling the rotation of crank control camshaft, the rotation band moving cam of camshaft rotates, and cam rotates and drives cam swing arm to swing up and down, and swing arm swings up and down, and drives cam follower to move up and down, thereby drives taper pushing block to move up and down.Utilize actuated by cams, drive steadily, the edge of a knife cutting out is concordant, and kerf quality is good.
13, the upper and lower driving mechanism of the utility model taper pushing block is a cylinder, and the top of cylinder is connected to the bottom of taper pushing block, and cylinder is fixed in frame.Move up and down by air cylinder driven taper pushing block, drive simply, whole driving annexation is simple, drives stability strong, greatly reduces production costs.
Brief description of the drawings
Fig. 1 is the surface structure schematic diagram of slotting machine complete machine;
Fig. 2 is cutter mechanism structural representation;
Fig. 3 is cutting knife rotating mechanism structural representation;
Fig. 4 is cutting knife open-and-close mechanism structural representation;
The another kind of structural representation of Fig. 5 cutting knife open-and-close mechanism;
Fig. 6 is swing arm structure schematic diagram;
Fig. 7 be turbine and and driving wheel blast structural representation;
Fig. 8 be slotting machine wherein an embodiment remove the structural representation after frame
Mark 1 in figure, frame, 2, plastic bottle fixed mount, 20, plastic bottle feeding mouth, 3, cutter mechanism, 30, cutting knife, 31, knife rest, 32, cutterhead, 4, cutting knife rotating mechanism, 40, swingle, 41, drive motors, 42, shaft coupling, 5, cutting knife open-and-close mechanism, 50, arched arm, 51, taper pushing block, 52, rotating shaft, 53, extension spring, 54, swing arm, 540, arm pawl, 541, arm body, 542, arm tail, 55, connecting rod, 56, lifter plate, 57, guide rod, 58, connecting plate, 59, worm screw, 510, turbine, 511, power transmission shaft, 512, driving wheel, 513, pedal, 514, camshaft, 515, cam, 516, cam swing arm, 517, cam follower, 518, cam extension spring, 519, crank.
Detailed description of the invention
Illustrate structure of the present utility model and principle below in conjunction with specific embodiment.
Embodiment 1
The present embodiment provides the slotting machine for plastic bottle otch, slotting machine comprises frame 1 and cutter assembly, cutter assembly comprises cutter mechanism 3 and driving mechanism, frame top is provided with plastic bottle fixed mount 2, plastic bottle fixed mount 2 is provided with plastic bottle feeding mouth 20, described cutter mechanism 3 and driving mechanism are all fixed in frame 1, and driving mechanism comprises cutting knife rotating mechanism 4 and cutting knife open-and-close mechanism 5, and described plastic bottle feeding mouth 20 faces cutter mechanism 3 and arranges.
Plastic bottle fixed mount 2 is bolted in frame 1, plastic bottle fixed mount 2 has multiple, plastic bottle feeding mouth 20 sizes of each plastic bottle fixed mount 2 are different, workman can select the plastic bottle fixed mount of the plastic bottle feeding mouth of suitable caliber size for the plastic bottle of different size, realize the otch processing of different size plastic bottle on same machine.
Specifically, the cutter mechanism 3 of the present embodiment specifically comprises cutting knife 30, knife rest 31 and cutterhead 32, described knife rest 31 and cutting knife 30 have two, cutting knife 30 of an interior installation of knife rest 31, two knife rests 31 are arranged on cutterhead 32 relatively, knife rest 31 is provided with the cutting knife groove that cutting knife 30 is installed, and cutting knife 30 is arranged in cutting knife groove, and the blade of cutting knife 30 is oppositely arranged.Knife rest 31 is provided with bolt hole, cutterhead 32 is also provided with bolt hole, in the screw of knife rest 31 by bolt precession knife rest 31 and cutterhead 32, knife rest 31 is fixed on the upper surface of cutterhead 32, cutterhead 32 is a columniform cutterhead, an installing hole is set in the center of cutterhead, and knife rest 31, cutterhead 32 and cutting knife 30 are all made with stainless steel.
Specifically, cutting knife rotating mechanism 4, comprises a drive motors 41 and a swingle 40, and swingle 40 is connected to by shaft coupling 42 on the output shaft of drive motors 41, swingle 40 extend in the installing hole at cutterhead 32 centers, and the diameter of swingle 40 and the aperture of installing hole match.Drive motors drives swingle rotation, and swingle rotarilys actuate cutterhead rotation, and cutterhead rotarilys actuate knife rest rotation, thereby drives cutting knife rotation, and swingle is entrenched on cutterhead, when installation, ensure that swingle can not skid.Can external screw thread be set on swingle, installing hole arranges internal thread, and by the effect of screw thread, guarantee swingle can be with movable knife disc rotation.When also can adopting other modes that increase friction, people prevents that swingle from breaking in installing hole, such as adopting the mode of spot welding.
Specifically, cutting knife open-and-close mechanism 5 comprises two arched arms 50, taper pushing block 51 and the upper and lower driving mechanism of taper pushing block, described two arched arms 50 are arranged in cutterhead 32 by rotating shaft 52, one end of arched arm 50 is connected with cutting knife 30, the other end is resisted against on the outer surface of taper pushing block 51, arched arm 50 can swing around rotating shaft 52, arched arm 50 is provided with returning device, taper pushing block 51 is socketed on swingle 40, and the upper and lower driving mechanism of described taper pushing block drives taper pushing block 51 to move up and down on swingle 40.
Returning device is two extension springs 53 in the present embodiment, and extension spring 53 one end are connected on swingle 40, and the other end is connected on arched arm 50.An extension spring is disposed on an arched arm, its effect is to pull arched arm being resisted against on taper pushing block tightly, excessive in order to prevent the distance of taper pushing block motion, destroy arched arm, allow normally folding of cutting knife, two Limit Bearings or axle sleeve can be set on the swingle of taper pushing block upper and lower, taper pushing block can only on the swingle between two Limit Bearings or limit shaft sleeve, be moved up and down.
The upper and lower driving mechanism of taper pushing block of the present embodiment comprises swing arm 54, connecting rod 55, lifter plate 56, two guide rods 57, connecting plate 58, worm screw 59, turbine 510, power transmission shaft 511 and driving wheel 512, described swing arm 54 is hinged in frame 1, one end of swing arm 54 is connected with taper pushing block 51 bottoms, the other end of swing arm 54 is connected with connecting rod 55, connecting rod 55 is connected on lifter plate 56, lifter plate 56 and connecting plate 58 are socketed on two guide rods 57, described worm screw 59 is through connecting plate 58, worm screw 59 and lifter plate 56 are to connecting, worm screw 59 is meshed with turbine 510, turbine 510 and driving wheel 512 are socketed on power transmission shaft 511, on driving wheel 512, be provided with pedal 513.Certainly in order to allow pedal return, a return mechanism can be set, allow pedal return, such as extension spring, stage clip etc.During for extension spring, one end of extension spring is connected on pedal, and the other end is connected in frame.During for stage clip, stage clip is arranged in frame, and is positioned at their below, and is fixed on the lower surface of pedal.
Described swing arm 54 comprises arm pawl 540, arm body 541 and arm tail 542, arm pawl 540 is connected with taper pushing block 51 bottoms, arm tail 542 is connected with connecting rod 55, on arm body 541, be provided with hinge hole, arm tail 542 is provided with connecting rod installing hole, inserts jointed shaft in hinge hole, and swing arm is hinged in frame by jointed shaft, swing arm swings around jointed shaft, and connecting rod is inlaid in connecting rod installing hole.
Embodiment 2
The present embodiment is substantially the same manner as Example 1, different is that the upper and lower driving mechanism of taper pushing block is not identical, the upper and lower driving mechanism of taper pushing block in the present embodiment comprises camshaft 514, cam 515, cam swing arm 516 and cam follower 517, cam 515 is socketed on camshaft 514, cam swing arm 516 one end are hinged in frame 1, the other end is connected with cam follower 517, cam swing arm 516 is pressed on cam 515, on cam swing arm 516, be connected with a cam extension spring 518, the other end of cam extension spring 518 is connected in frame 1, cam follower 517 is connected with the bottom of taper pushing block 51, on camshaft 514, be provided with crank 519.Do not re-use in the present embodiment extension spring 53 and impel arched arm 50 returns, but adopt spiral spring to impel arched arm return, and spiral spring is socketed in described rotating shaft 52, and spiral spring one end is fixedly connected in rotating shaft 52, the other end is connected on arched arm 50, and a rotating shaft 52 is socketed a spiral spring.
Embodiment 3
The present embodiment is substantially the same manner as Example 1, and different is that the upper and lower driving mechanism of taper pushing block is not identical, and the driving mechanism up and down in the present embodiment is a cylinder, and the push rod of cylinder is connected to the bottom of taper pushing block, and cylinder is fixed in frame.Stretching out with indentation of push rod by control cylinder controlled moving up and down of taper pushing block, realizes the opening and closing movement of cutting knife.

Claims (10)

1. plastic bottle norching machine cutter assembly, comprise cutter mechanism and driving mechanism, it is characterized in that: described cutter mechanism comprises cutting knife, knife rest and cutterhead, described knife rest and cutting knife have two, and a cutting knife is installed in a knife rest, and two knife rests are arranged on cutterhead relatively, knife rest is provided with the cutting knife groove that cutting knife is installed, cutting knife is arranged in cutting knife groove, and the blade of cutting knife is oppositely arranged, and described driving mechanism comprises the cutting knife rotating mechanism that drives cutting knife rotation and the cutting knife open-and-close mechanism that drives cutting knife folding.
2. plastic bottle norching machine cutter assembly according to claim 1, is characterized in that: described knife rest welding, bolt or be riveted on cutterhead, cutterhead center is provided with installing hole.
3. plastic bottle norching machine cutter assembly according to claim 2, it is characterized in that: described cutting knife rotating mechanism comprises swingle and drive motors, one end of described swingle is connected on the output shaft of drive motors by shaft coupling, and swingle is inlaid in installing hole.
4. according to the plastic bottle norching machine cutter assembly described in claim 1 or 3, it is characterized in that: described cutting knife open-and-close mechanism comprises two arched arms, taper pushing block and the upper and lower driving mechanism of taper pushing block, described two arched arms are arranged in cutterhead by rotating shaft, one end of arched arm is connected with cutting knife, the other end is resisted against on the outer surface of taper pushing block, arched arm can be around shaft swing, arched arm is provided with returning device, taper pushing block is socketed on swingle, and the upper and lower driving mechanism of described taper pushing block drives taper pushing block to move up and down on swingle.
5. plastic bottle norching machine cutter assembly according to claim 4, is characterized in that: described returning device is two extension springs, and extension spring one end is connected on swingle, and the other end is connected on arched arm.
6. plastic bottle norching machine cutter assembly according to claim 4, it is characterized in that: described returning device is two spiral springs, and spiral spring is socketed in described rotating shaft, and spiral spring one end is fixedly connected in rotating shaft, the other end is connected on arched arm, a spiral spring of a rotating shaft socket.
7. plastic bottle norching machine cutter assembly according to claim 4, it is characterized in that: the upper and lower driving mechanism of described taper pushing block comprises swing arm, connecting rod, lifter plate, two guide rods, connecting plate, worm screw, turbine, power transmission shaft and driving wheel, described swing arm is hinged in frame, one end of swing arm is connected with taper pushing block bottom, the other end of swing arm is connected with connecting rod, connecting rod is connected on lifter plate, lifter plate and connecting plate are socketed on two guide rods, described worm screw is through connecting plate, worm screw and lifter plate are to connecting, worm screw is meshed with turbine, turbine and driving wheel are socketed on power transmission shaft, on driving wheel, be provided with pedal.
8. plastic bottle norching machine cutter assembly according to claim 7, it is characterized in that: described swing arm comprises arm pawl, arm body and arm tail, arm pawl is connected with taper pushing block bottom, arm tail is connected with connecting rod, and arm is provided with hinge hole with it, and arm tail is provided with connecting rod installing hole, in hinge hole, insert jointed shaft, swing arm is hinged in frame by jointed shaft, and swing arm swings around jointed shaft, and connecting rod is inlaid in connecting rod installing hole.
9. plastic bottle norching machine cutter assembly according to claim 4, it is characterized in that: the upper and lower driving mechanism of described taper pushing block comprises camshaft, cam, cam swing arm and cam follower, cam is socketed on camshaft, cam swing arm one end is hinged in frame, the other end is connected with cam follower, cam swing arm is pressed on cam, on cam swing arm, be connected with a cam extension spring, cam extension spring impels cam swing arm being pressed on cam tightly, cam follower is connected with the bottom of taper pushing block, is provided with crank on camshaft.
10. plastic bottle norching machine cutter assembly according to claim 4, is characterized in that: the upper and lower driving mechanism of described taper pushing block is a cylinder, and the top of cylinder is connected to the bottom of taper pushing block, and cylinder is fixed in frame.
CN201420414363.5U 2014-07-25 2014-07-25 Plastic bottle norching machine cutter assembly Expired - Fee Related CN203973622U (en)

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CN201420414363.5U CN203973622U (en) 2014-07-25 2014-07-25 Plastic bottle norching machine cutter assembly

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CN201420414363.5U CN203973622U (en) 2014-07-25 2014-07-25 Plastic bottle norching machine cutter assembly

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105798958A (en) * 2016-05-10 2016-07-27 无为县宏喜体育用品有限公司 Hand-operated pliers used for feather trimming
CN111497109A (en) * 2020-05-09 2020-08-07 青岛联合智造科技有限公司 Automatic grinding machanism of injection molding machine of clearance

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105798958A (en) * 2016-05-10 2016-07-27 无为县宏喜体育用品有限公司 Hand-operated pliers used for feather trimming
CN111497109A (en) * 2020-05-09 2020-08-07 青岛联合智造科技有限公司 Automatic grinding machanism of injection molding machine of clearance

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