CN102126334A - Transmission device of automatic round-surface screen printing machine - Google Patents
Transmission device of automatic round-surface screen printing machine Download PDFInfo
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- CN102126334A CN102126334A CN 201110032487 CN201110032487A CN102126334A CN 102126334 A CN102126334 A CN 102126334A CN 201110032487 CN201110032487 CN 201110032487 CN 201110032487 A CN201110032487 A CN 201110032487A CN 102126334 A CN102126334 A CN 102126334A
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Abstract
The invention provides a transmission device of an automatic round-surface screen printing machine, belonging to the field of mechanical technology and solving the problems of low printing efficiency and poor printing quality of the traditional automatic round-surface screen printing machine. The transmission device of the automatic round-surface screen printing machine is arranged on a stand of a screen printing machine and comprises a motor and a transmission shaft driven by the motor, wherein a transmission mechanism I is arranged between a screen printing ink box and the transmission shaft and can drive the screen printing ink box to reciprocate along a horizontal direction when the transmission shaft rotates, the transmission shaft is further provided with a jacking mechanism capable of jacking a workpiece on a transmission chain onto the screen printing ink box when the transmission shaft rotates, the transmission shaft is also fixedly connected with a chain wheel I, the stand is provided with a slicer, the chain wheel I and an input shaft of the slicer are provided with a transmission mechanism II capable of driving the input shaft of the slicer to rotate when the transmission shaft rotates, and a transmission mechanism III is arranged between an output shaft of the slicer and a main chain wheel and can drive the main chain wheel to rotate when the output shaft rotates. The transmission device provided by the invention has the advantages of high printing efficiency, good printing quality and the like.
Description
Technical field
The invention belongs to field of mechanical technique, relate to a kind of automatic dish screen printer, the transmission device in particularly a kind of automatic dish screen printer.
Background technology
Screen printer has been widely used in the printing of using in the various medical treatment as the needle cylinder surface figure as a kind of printing equipment.The disc screen printer promptly prints the periphery of article with face of cylinder.
Existing needle cylinder scale line screen printer is a kind of of disc screen printer, by conveyer chain syringe is sent to silk-screen print cartridge below, driving the syringe jacking under the effect of transmission mechanism to the silk-screen print cartridge then, silk-screen print cartridge move left and right, scraper under the drive of transmission mechanism move down printing ink scraped in the silk screen of print cartridge and make syringe stamp pattern.The intermittent movement of conveyer chain, with the syringe jacking to the silk-screen print cartridge, the action of the move left and right of silk-screen print cartridge all is that separate transmission mechanism is correspondingly controlled.Because this screen printer is controlled the running of screen printer by the transmission mechanism of a plurality of dispersions, its production efficiency is low, and the time difference of the priority action of control transmission mechanism be difficult to hold, increased the difficulty of making, improved the cost of making.
At above-mentioned situation, those skilled in the art have made certain improvement, transmission device as the disclosed double screen printer of Chinese patent (Granted publication CN201240096Y), comprise motor, the power transmission shaft that is connected with motor, sprocket wheel and the fork that is hinged on the frame, one end of fork is connected with the silk-screen print cartridge, be provided with the transmission mechanism one of obtaining the fork swing when power transmission shaft rotates between the other end and the power transmission shaft, drive sprocket is made the transmission mechanism two that intermittently rotates when being provided with power transmission shaft between sprocket wheel and the power transmission shaft and rotating, and power transmission shaft is provided with the lifting body of the workpiece jacking on the conveyer chain to the silk-screen print cartridge.Find out that thus above-mentioned patent is rotated by a driven by motor power transmission shaft, utilize a motor to finish the rotation at intermittence of the swing of silk-screen print cartridge, sprocket wheel and the jacking of workpiece.
Yet in the above-mentioned patent, what the transmission of power from power transmission shaft to sprocket wheel adopted is Geneva mechanism, utilize power transmission shaft to drive pin wheel and rotate, the bump sheave rotated with the intermittence of finishing sheave, this structure cause the suffered impulsive force of screen printer bigger, power transmission shaft, sprocket wheel etc. are formed bigger impact, shake greatlyyer, influence its service life, the noise of generation is also bigger, and cause the transmission of workpiece not steady easily, its transmission speed also is greatly limited.For reducing impulsive force, between pin wheel and sheave, lubricating oil must be set for a long time, at present the most frequently used way be with the sheave etch in being full of the fuel tank of lubricating oil, this just causes lubricating oil bigger to the pollution of whole drive system, and often need more change engine oil, waste of manpower and material resources.In addition, lifting body with workpiece from the conveyer chain jacking to silk-screen print cartridge process, because effect such as vibrations generation deviation may cause the workpiece jacking to the print cartridge position time, especially when machine run speed is very fast, location of workpiece deviation can cause the printing position skew, and printing quality is relatively poor.
Summary of the invention
The objective of the invention is to have the problems referred to above, proposed a kind of printing efficiency height, stable transmission screen printer transmission device at existing technology.
Purpose of the present invention can realize by following technical proposal: a kind of transmission device of automatic dish screen printer, be arranged on the frame of screen printer, described frame two ends are provided with head sprocket and from sprocket wheel, described head sprocket and be nested with the conveyer chain that is used to transmit workpiece from sprocket wheel, described conveyer chain top is provided with the silk-screen print cartridge that is used for Workpiece printing, it is characterized in that, this transmission device comprises motor, by motor-driven power transmission shaft, be provided with between described silk-screen print cartridge and the power transmission shaft and when power transmission shaft rotates, can drive the reciprocating transmission mechanism one of silk-screen print cartridge along continuous straight runs, also be provided with on the described power transmission shaft when power transmission shaft rotates can be with conveyer chain on the lifting body of workpiece jacking to the silk-screen print cartridge, also be fixed with sprocket wheel one on the described power transmission shaft, described frame is provided with a dispenser, described sprocket wheel one is provided with the dispenser power shaft can drive the transmission mechanism two that the dispenser power shaft rotates when power transmission shaft rotates, be provided with between described dispenser output shaft and the head sprocket and can drive the transmission mechanism three that head sprocket rotates when output shaft rotates.
The operation principle of this automatic dish screen printer is as follows: conveyer chain is provided with the support that is used for place work piece, the intermittent movement of conveyer chain drives the workpiece intermittent movement on the support, when workpiece is delivered to silk-screen print cartridge below, lifting body is with workpiece jack-up from the support, and roof pressure is on the silk screen of silk-screen print cartridge, the horizontal movement of silk-screen print cartridge, then workpiece is that rotate in the axle center with self axis under the drive of silk-screen print cartridge, thereby with the outer peripheral face of the ink printing on the silk screen at workpiece, being completed for printing the back lifting body descends, the silk-screen print cartridge is toward backswing, product after the printing falls back on the support, and be transported to next station, and the workpiece of a last station prints below being transported to the silk-screen print cartridge, and so forth.
In this transmission device, the motor-driven power transmission shaft rotates, and can also can rotate by the motor output shaft driving pulley at motor output shaft directly by shaft coupling and propeller shaft couplings, utilizes belt transmission that motor power is delivered on the power transmission shaft or the like.By transmission mechanism one and lifting body are set, make the horizontal reciprocally swinging of silk-screen print cartridge and the jacking action of workpiece provide power by power transmission shaft, not only saved cost, also guaranteed the order of each action.
Sprocket wheel one is set on power transmission shaft, sprocket wheel drives the dispenser power shaft by transmission mechanism two and rotates continuously, utilize the cam structure of dispenser inside, make the output shaft of dispenser intermittently rotate, and be passed on the head sprocket intermittently of output shaft rotating by transmission mechanism three, thereby the continuous gyration of power transmission shaft is converted to the intermittent movement of conveyer chain, the dispenser transmission has the positioning accuracy height, run up steadily, the transmission moment of torsion is big, advantage such as self-locking during the location, can improve the stationarity of conveyer chain running and the transporting velocity of conveyer chain greatly, removed that gear-box being set from power transmission shaft, lubricated wet goods has been set.
In the transmission device of above-mentioned automatic dish screen printer, this transmission device also comprises can be along vertical workpiece throughput direction material-pulling device with scraping wings that seesaws and the stop gauge with striker plate, and workpiece can be pushed on the striker plate when described scraping wings travels forward, above-mentioned scraping wings and striker plate lay respectively at the both sides of conveyer chain.
When workpiece during by jacking, because vibrations or other reasons cause the location of workpiece to be offset easily, if do not proofread and correct, deviation then can take place in the printing position, by material-pulling device and stop gauge being set in the conveyer chain both sides, when workpiece during by jacking, before printing, material-pulling device drives scraping wings to reach, then the workpiece of skew can will take place to pusher in material-pulling device, till the rear end that is pushed to workpiece was just stopped by stop gauge, then this moment, workpiece just was positioned within scraping wings and the striker plate institute restricted portion, in the standard of this position printing quality.
In the transmission device of above-mentioned automatic dish screen printer, described material-pulling device comprises the bearing that is articulated on the frame, described bearing front end is provided with above-mentioned scraping wings, be fixed with cam one on the described power transmission shaft, described base rear end is provided with the roller that can contact with cam one all the time, and cam one can drive scraping wings and seesaws when described power transmission shaft rotates.
Power transmission shaft is provided with cam one, and cam one remains with roller under the gravity effect and contacts, because bearing is articulated on the support, when power transmission shaft rotated, cam one drove bearing and moves forward and backward, and seesawed thereby drive scraping wings, finished the pusher process.
In the transmission device of above-mentioned automatic dish screen printer, described stop gauge comprises above-mentioned striker plate, be provided with the elastic mechanism that can make striker plate have the trend of moving downward all the time between described striker plate and the frame, be fixed with cam two on the described power transmission shaft, being provided with between described cam two and the striker plate can be with the syndeton of striker plate jacking when power transmission shaft rotates.
When scraping wings with workpiece during to pusher, by striker plate workpiece is carried out spacingly, make workpiece be limited in the scope that scraping wings and striker plate set, guarantee that the printing position is accurate.By cam mechanism is set, make striker plate when scraping wings promotes, rise, after finishing, the workpiece location descends, prevent that striker plate from destroying silk screen.
As another kind of scheme, in the transmission device of above-mentioned automatic dish screen printer, described stop gauge is fixed on the striker plate on the frame.Striker plate be connected all the time with frame on, also can play the backgauge effect.
In the transmission device of above-mentioned automatic dish screen printer, described syndeton comprises that an end is articulated in the connecting rod one on the frame, the middle part of connecting rod one is provided with the roller that can contact with cam two all the time, and the other end of connecting rod one has can promote the push pedal one that striker plate moves upward.
Owing to arranged a plurality of cams and sprocket wheel on the power transmission shaft, for making things convenient for the layout of each parts, striker plate is arranged at the oblique upper of cam two, and drives the striker plate motion by connecting rod, make that the layout of frame bottom parts is more convenient, avoid the interference of each moving component.
As another kind of scheme, in the transmission device of above-mentioned automatic dish screen printer, described syndeton comprises the roller that is arranged at the striker plate lower end, and described roller contacts with the contoured surface of cam two.Directly, utilize the contoured surface of cam two to directly act on the roller of striker plate lower end setting, drive striker plate and move up and down directly over striker plate setting and the cam two.
In the transmission device of above-mentioned automatic dish screen printer, described transmission mechanism two comprises the sprocket wheel two that is provided with the dispenser lower end, be nested with chain one between described sprocket wheel two and the sprocket wheel one, be fixed with the sprocket wheel coaxial three on the described dispenser power shaft, be arranged with chain two between described sprocket wheel two and the sprocket wheel three with it.
Dispenser is arranged at frame top, and the sprocket wheel on the power transmission shaft is positioned at the below of frame, therefore by two groups of sprocket wheels are set, with the transmission of power of the power transmission shaft input to dispenser, transmission stability height.
As another kind of scheme, in the transmission device of above-mentioned automatic dish screen printer, described transmission mechanism two comprises the sprocket wheel three that is connected with the dispenser power shaft, is arranged with chain two between described sprocket wheel three and the sprocket wheel one.
In the transmission device of above-mentioned automatic dish screen printer, described dispenser is the globoid cam dispenser, described transmission mechanism three comprises the helical gear one that is arranged on the dispenser output shaft and the helical gear two coaxial with head sprocket, and described helical gear one can be meshed with helical gear two.
The globoid cam dispenser is that the space multistory cam and the roller follower on the output shaft of power shaft do not have the mechanism that the gap engagement forms, the cam basal plane is the circular arc revolving body, the roller follower axis is vertical with output shaft, and be in the same plane with camshaft line, the curved section of cam contour face orders about cuts apart the dish transposition, straightway makes cuts apart the static and self-locking of dish, by this mechanism continuous input gyration is converted into stepping output movement intermittently, so its power shaft is vertical mutually with output shaft.
Because the power shaft of dispenser and the axis direction of head sprocket are complementary, then the output shaft of dispenser is vertical mutually with the axis direction of head sprocket, thereby realize the transmission of power of two vertical direction by two helical gear engagements, helical gear one is coaxial with the output shaft of dispenser, and helical gear two is coaxial with head sprocket.Certainly, also can realize the transmission of power of two vertical direction by structures such as bevel gear or turbine and worms.
In the transmission device of above-mentioned automatic dish screen printer, described lifting body comprises that the upper end is fixed with the lifting pin and the cam three that is arranged on the power transmission shaft of jacking seat, be provided with the elastic mechanism that can make lifting pin have the trend of moving downward all the time between described lifting pin and the frame, be provided with when power transmission shaft rotates between described cam three and the lifting pin and can drive the coupling mechanism that lifting pin moves up and down.Equally, when power transmission shaft rotates, utilize the transmission of power between cam three and the lifting pin, drive the jacking seat and move up and down, the workpiece jacking is printed to the silk-screen print cartridge.
In the transmission device of above-mentioned automatic dish screen printer, described coupling mechanism comprises that an end is articulated in the connecting rod two on the frame, the middle part of connecting rod two is provided with the roller that can contact with cam three all the time, and the other end of connecting rod two has can promote the push pedal two that lifting pin moves upward.Because striker plate is arranged at the oblique upper position of power transmission shaft, the location of workpiece should be corresponding with it, be that the jacking seat puts should be corresponding with the striker plate position, so lifting pin also is arranged at the position of departing from power transmission shaft, the push pedal two by connecting rod two ends promotes the lifting pins action.
As another kind of scheme, in the transmission device of above-mentioned automatic dish screen printer, described coupling mechanism comprises the roller that is arranged at the lifting pin lower end, and described roller contacts with the contoured surface of cam three.
In the transmission device of above-mentioned automatic dish screen printer, described jacking seat is provided with the copper wheel that workpiece is supported.By on the jacking seat, copper wheel being set, make the jacking seat when lifting, copper wheel can withstand on the outer surface of workpiece, by two copper wheels the location of workpiece is fixed, according to actual conditions the copper wheel of two groups of symmetries can be set, certainly, also can adopt the roller of making as other materials such as steel wheel, stainless steels.
In the transmission device of above-mentioned automatic dish screen printer, described lifting pin is arranged at the sidepiece of frame, and described jacking seat one end is connected in the lifting pin top, and the other end stretches into the below of silk-screen print cartridge.For making things convenient for the layout of each cam and sprocket wheel on the power transmission shaft, depart from the center so cam three is provided with power transmission shaft, promptly be positioned at frame side portion.
In the transmission device of above-mentioned automatic dish screen printer, described transmission mechanism one comprises the wobble wheel that is fixed on the power transmission shaft, be hinged with fork on the described frame, one end of described fork is articulated in wobble wheel and departs from circle centre position, the other end is connected with a movable plate, described movable plate is provided with cartridge seat, and above-mentioned silk-screen print cartridge is positioned at cartridge seat.
When power transmission shaft rotates, drive wobble wheel and rotate, fork is articulated on the frame, thereby the reciprocating motion of the other end of fork drive movable plate along continuous straight runs, drives the motion of silk-screen print cartridge.
In the transmission device of above-mentioned automatic dish screen printer, also be provided with a fixed mount on the described frame, described movable plate upper end is provided with spigot surface, described fixed mount one end contacts with spigot surface, the other end is provided with an adjustable plate, and described fixed mount can move up and down along spigot surface when described movable plate moves, and described adjustable plate is positioned at the top of jacking seat.
When fork drive movable plate moved, fixed mount moved up and down under the effect of spigot surface, makes adjustable plate move up and down, adjustable plate is uncovered shape, when workpiece by jacking to topmost the time, adjustable plate just is positioned at bottom, adjustable plate contacts with workpiece, corrects the angle of putting of workpiece.This structure is primarily aimed at the printing of needle cylinder scale line, adjustable plate is positioned at the ear seat top of syringe, when scraping wings is pushed to syringe on the striker plate, the ear seat of syringe just is positioned at the below of adjustable plate, adjustable plate opening shape triangular in shape, withstand on by adjustable plate on the ear seat of syringe, make syringe azimuth rotation to ear seat just be complementary, be the initial printing orientation of standard with the triangle open mouth of adjustable plate.
Compared with prior art, the transmission device of this automatic dish screen printer is by a driven by motor whole drive system operation, and each continuity of movement is good, and rate of breakdown is little, and print speed printing speed is fast; By dispenser is set, make conveyer chain running steadily, the positioning accuracy height, to transmit moment of torsion big, improved the efficient of printing; In addition, by material-pulling device and stop gauge the location of workpiece is proofreaied and correct before printing, made that the printing position of workpiece is accurate, printing quality is good.
Description of drawings
Fig. 1 is the side-looking structural representation of the transmission device of this automatic dish screen printer;
Fig. 2 is the perspective view of the transmission device of this automatic dish screen printer;
Fig. 3 is the perspective view of other direction of the transmission device of this automatic dish screen printer;
Among the figure, 1, frame; 2, conveyer chain; 21, support; 3, silk-screen print cartridge; 31, cartridge seat; 4, power transmission shaft; 41, belt wheel; 42, sprocket wheel one; 43, cam one; 44, cam two; 45, cam three; 46, wobble wheel; 5, scraping wings; 51, bearing; 6, striker plate; 7, lifting pin; 71, jacking seat; 71a, copper wheel; 72, connecting rod two; 73, push pedal two; 8, fork; 81, movable plate; 81a, spigot surface; 82, fixed mount; 83, adjustable plate; 84, wobble wheel; 85, scraper; 9, roller.
The specific embodiment
Below be specific embodiments of the invention and in conjunction with the accompanying drawings, technical scheme of the present invention is further described, but the present invention be not limited to these embodiment.
Shown in Fig. 1～3, this automatic dish screen printer comprises frame 1, frame 1 two ends are provided with head sprocket and from sprocket wheel, head sprocket and be nested with the conveyer chain 2 that is used to transmit workpiece from sprocket wheel, conveyer chain 2 is provided with the support 21 that is used for supporting workpiece, conveyer chain 2 tops are provided with the silk-screen print cartridge 3 that is used for Workpiece printing, and silk-screen print cartridge 3 is reciprocally swinging in the horizontal direction, and frame 1 below is provided with can be with the workpiece jacking to silk-screen print cartridge 3 and the jacking seat 71 that prints.
The operation principle of automatic dish screen printer is as follows: the intermittent movement of conveyer chain 2 drives the workpiece intermittent movement on the support 21, when workpiece is delivered to silk-screen print cartridge 3 belows, jacking seat 71 is with workpiece jack-up from the support 21, and roof pressure is on the silk screen of silk-screen print cartridge 3, silk-screen print cartridge 3 horizontal movements this moment, then workpiece is that rotate in the axle center with self axis under the drive of silk-screen print cartridge 3, thereby with the outer peripheral face of the ink printing on the silk screen at workpiece.
This transmission device comprises motor, passes through motor-driven power transmission shaft 4, be provided with between silk-screen print cartridge 3 and the power transmission shaft 4 when power transmission shaft 4 rotates and drive the reciprocating transmission mechanism one of silk-screen print cartridge 3 along continuous straight runs, also be provided with on the power transmission shaft 4 when power transmission shaft 4 rotates can be with conveyer chain 2 on the lifting body of workpiece jacking to the silk-screen print cartridge 3, motor output shaft can directly connect with power transmission shaft 4 by shaft coupling, also can rotate, utilize belt transmission that motor power is delivered on the power transmission shaft 4 or the like by motor output shaft driving pulley 41.
Also be fixed with sprocket wheel 1 on the power transmission shaft 4, be positioned at the head sprocket place on the frame 1 and also be provided with the globoid cam dispenser, the below of described dispenser is provided with sprocket wheel two, be nested with chain one between described sprocket wheel two and the sprocket wheel 1, be fixed with the sprocket wheel coaxial three on the dispenser power shaft, be arranged with chain two between sprocket wheel two and the sprocket wheel three with it.By the rotation of driven by motor power transmission shaft 4, drive sprocket 1 rotates, and again by two groups of sprocket wheels, the power of power transmission shaft 4 is delivered on the power shaft of dispenser.
Utilize the inner cam action of globoid cam dispenser, the continuous gyration of dispenser power shaft is changed into the intermittent movement of output shaft.Because the power shaft of dispenser is parallel with the axis direction of head sprocket, then the output shaft of dispenser is vertical mutually with the axis direction of head sprocket, on the dispenser output shaft, be provided with helical gear one, the line shaft coaxial with head sprocket is provided with the helical gear two that is meshed with helical gear one, the cooperation that utilizes helical gear one and helical gear two with output shaft straight up conversion of motion become the rotation of head sprocket horizontal direction, thereby finish the transmission of power from power transmission shaft 4 chain linked to owner wheel, and rotated the intermittence that the continuous rotation of power transmission shaft 4 changes into head sprocket, the dispenser transmission has the positioning accuracy height, run up steadily, the transmission moment of torsion is big, advantage such as self-locking during the location, can improve the stationarity of conveyer chain 2 runnings and the transporting velocity of conveyer chain 2 greatly, removed that on power transmission shaft 4 gear-box being set from, lubricated wet goods has been set.
When workpiece during by jacking, because vibrations or other reasons cause the location of workpiece to be offset easily, if do not proofread and correct, deviation then can take place in the printing position, this transmission device also comprises can be along vertical workpiece throughput direction material-pulling device with scraping wings 5 that seesaws and the stop gauge with striker plate 6 that can vertically move up and down, and described striker plate 6 moves upward when described scraping wings 5 travels forward, and above-mentioned scraping wings 5 and striker plate 6 lay respectively at the both sides of conveyer chain 2.When workpiece during by jacking, before printing, material-pulling device drives scraping wings 5 to reach, striker plate 6 on the stop gauge moves to topmost at this moment, then the workpiece of skew can will take place to pusher in material-pulling device, till the rear end that is pushed to workpiece was just stopped by stop gauge, then this moment, workpiece just was positioned within scraping wings 5 and 6 restricted portions of striker plate, in the standard of this position printing quality.
Above-mentioned material-pulling device comprises the bearing 51 that is articulated on the frame 1, bearing 51 front ends are provided with above-mentioned scraping wings 5, be fixed with cam 1 on the power transmission shaft 4, bearing 51 rear ends are provided with the roller 9 that can contact with cam 1 all the time, and cam 1 can drive scraping wings 5 and seesaws when described power transmission shaft 4 rotates.Cam 1 remains under the gravity effect with roller 9 and contacts, because bearing 51 is articulated on the support 21, when power transmission shaft 4 rotated, cam 1 drove bearing 51 and moves forward and backward, and seesawed thereby drive scraping wings 5, finished the pusher process.
Above-mentioned stop gauge comprises above-mentioned striker plate 6, be provided with the spring that can make striker plate 6 have the trend of moving downward all the time between striker plate 6 and the frame 1, be fixed with cam 2 44 on the power transmission shaft 4, be hinged with connecting rod one (not shown) on the frame 1, the middle part of connecting rod one is provided with the roller that can contact with cam 2 44 all the time, and the other end of connecting rod one has can promote the push pedal one that striker plate 6 moves upward.When scraping wings 5 with workpiece during to pusher, undertaken spacingly by 6 pairs of workpiece of striker plate, make workpiece be limited in the scope that scraping wings 5 and striker plate 6 set, guarantee that the printing position is accurate.Utilize power transmission shaft 4 to drive cam 2 44 and rotate, push pedal one moves up and down on the drive connecting rod one, promote striker plate 6 and move up and down, and when above-mentioned scraping wings 5 was positioned at foremost, described striker plate 6 was positioned at topmost.By above-mentioned cam mechanism is set, make striker plate 6 when scraping wings 5 promotes, rise, striker plate 6 descended after finished the workpiece location, prevented that striker plate 6 from destroying silk screen.
In this transmission device, lifting body comprises that the upper end is fixed with the lifting pin 7 and the cam 3 45 that is arranged on the power transmission shaft 4 of above-mentioned jacking seat 71, be provided with the spring that can make lifting pin 7 have the trend of moving downward all the time between lifting pin 7 and the frame 1, be hinged with connecting rod 2 72 on the frame 1, the middle part of connecting rod 2 72 is provided with the roller 9 that can contact with cam 3 45 all the time, and the other end of connecting rod 2 72 has can promote the push pedal 2 73 that lifting pin 7 moves upward.When power transmission shaft 4 drove cam 3 45 rotations, the push pedal of connecting rod 2 72 promoted lifting pin 7 and moves up and down, and the workpiece jacking is printed to silk-screen print cartridge 3.Jacking seat 71 is provided with the copper wheel 71a that workpiece is supported, and by copper wheel 71a is set on jacking seat 71, makes jacking seat 71 when lifting, and copper wheel 71a can withstand on the outer surface of workpiece, and 71a fixes the location of workpiece by copper wheel.For making things convenient for the layout of each cam and sprocket wheel on the power transmission shaft 4, cam 3 45 is arranged at power transmission shaft 4 departs from the center, promptly be positioned at frame 1 sidepiece, lifting pin 7 also is arranged at the sidepiece of frame 1 accordingly, jacking seat 71 1 ends are connected in lifting pin 7 tops, and the other end stretches into the below of silk-screen print cartridge 3.
Transmission mechanism one in this transmission device comprises the wobble wheel 46 that is fixed on the power transmission shaft 4, be hinged with fork 8 on the frame 1, one end of fork 8 is articulated in wobble wheel 46 and departs from circle centre position, the other end is connected with a movable plate 81, movable plate 81 is provided with cartridge seat 31, and above-mentioned silk-screen print cartridge 3 is positioned at cartridge seat 31.When power transmission shaft 4 rotates, drive wobble wheel 46 and rotate, fork 8 is articulated on the frame 1, thereby the reciprocating motion of the other end of fork 8 drive movable plate 81 along continuous straight runs, drives 3 motions of silk-screen print cartridge.
Also be provided with the swing arm 84 that contacts with wobble wheel 46 on the frame 1, the other end of swing arm 84 is connected with scraper 85, by wobble wheel 46 contoured surfaces spigot surface is set, and makes that when wobble wheel 46 rotated, swing arm 84 drove scraper 85 and moves up and down, and finishes and scrapes the printing ink action.Also be provided with a fixed mount 82 on the frame 1, movable plate 81 upper ends are provided with spigot surface 81a, and fixed mount 82 1 ends contact with spigot surface 81a, and the other end is provided with an adjustable plate 83, and fixed mount 82 can move up and down along spigot surface 81a when movable plate 81 moves, and adjustable plate 83 is positioned at the top of jacking seat 71.When fork 8 drive movable plates 81 moved, fixed mount 82 moved up and down under the effect of spigot surface 81a, makes adjustable plate 83 move up and down, when workpiece by jacking to topmost the time, adjustable plate 83 just is positioned at bottom, and adjustable plate 83 contacts with workpiece, corrects the angle of putting of workpiece.This structure is primarily aimed at the printing of needle cylinder scale line, adjustable plate 83 is positioned at the ear seat top of syringe, when scraping wings 5 is pushed to syringe on the striker plate 6, the ear seat of syringe just is positioned at the below of adjustable plate 83, adjustable plate 83 opening shapes triangular in shape, withstand on by adjustable plate 83 on the ear seat of syringe, make syringe azimuth rotation to ear seat just be complementary, be the initial printing orientation of standard with the triangle open mouth of adjustable plate 83.
The course of work of this transmission mechanism is as follows: open motor, driven by motor power transmission shaft 4 rotates, and under the drive of power transmission shaft 4, wobble wheel 46 drives silk-screen print cartridge 3 and oppositely moves back and forth along level; Sprocket wheel 1 drives conveyer chain 2 intermittent movements by chain wheel set and dispenser; Cam 3 45 drives lifting pin 7 and moves up and down; Cam 2 44 drives striker plate 6 and moves up and down; Cam 1 drives scraping wings 5 and seesaws; Movable plate 81 drives adjusting bracket and moves up and down.
When conveyer chain 2 moved to silk-screen print cartridge 3 belows with workpiece, lifting pin 7 promoted jacking seat 71 and rises; When jacking seat 71 with the workpiece jacking on the conveyer chain 2 near silk-screen print cartridge 3 time, scraping wings 5 pushes away forward, striker plate 6 rises, scraping wings 5 promotes the front end of workpiece, make the rear end of workpiece withstand on the striker plate 6, this moment, adjusting bracket moved down under the spigot surface 81a of movable plate 81 effect, and adjustable plate 83 acts on the workpiece, finishes the correction of the location of workpiece; Jacking seat 71 is with the workpiece roof pressure to the silk screen of silk-screen print cartridge 3 time, swing along with silk-screen print cartridge 3, under the frictional force of workpiece and silk screen, workpiece is that rotate in the axle center with self axis, thereby the printing ink on the silk screen is transferred on the workpiece, the workpiece roof pressure is after on the silk screen, and scraping wings 5 and striker plate 6 can reset backward and downwards; After silk-screen was finished, jacking seat 71 was return under the effect of cam 3 45 and spring and is resetted, and simultaneously silk-screen print cartridge 3 also moves to initial position, and workpiece falls back on the support 21 on the conveyer chain 2; The workpiece that conveyer chain 2 is finished silk-screen is delivered to next station, and last station workpiece to be printed then is positioned at the below of silk-screen print cartridge 3, and so forth, finishes the continuous silk-screen process of workpiece.
Specific embodiment described herein only is that the present invention's spirit is illustrated.The technical staff of the technical field of the invention can make various modifications or replenishes or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present invention or surmount the defined scope of appended claims.
Although this paper has used terms such as frame 1, conveyer chain 2, support 21, silk-screen print cartridge 3, cartridge seat 31, power transmission shaft 4, belt wheel 41, sprocket wheel 1, cam 1, cam 2 44, cam 3 45, wobble wheel 46, scraping wings 5, bearing 51, striker plate 6, lifting pin 7, jacking seat 71, copper wheel 71a, connecting rod 2 72, push pedal 2 73, fork 8, movable plate 81, spigot surface 81a, fixed mount 82, adjustable plate 83, swing arm 84, scraper 85, roller 9 morely, do not get rid of the possibility of using other term.Using these terms only is in order to describe and explain essence of the present invention more easily; They are construed to any additional restriction all is contrary with spirit of the present invention.
Claims (10)
1. the transmission device of an automatic dish screen printer, be arranged on the frame (1) of screen printer, described frame (1) two ends are provided with head sprocket and from sprocket wheel, described head sprocket and be nested with the conveyer chain (2) that is used to transmit workpiece from sprocket wheel, described conveyer chain (2) top is provided with the silk-screen print cartridge (3) that is used for Workpiece printing, it is characterized in that, this transmission device comprises motor, by motor-driven power transmission shaft (4), be provided with between described silk-screen print cartridge (3) and the power transmission shaft (4) and when power transmission shaft (4) rotates, can drive the reciprocating transmission mechanism one of silk-screen print cartridge (3) along continuous straight runs, also be provided with on the described power transmission shaft (4) when power transmission shaft (4) rotates and conveyer chain (2) can be gone up the lifting body of workpiece jacking to the silk-screen print cartridge (3), also be fixed with sprocket wheel one (42) on the described power transmission shaft (4), described frame (1) is provided with a dispenser, described sprocket wheel one (42) is provided with the dispenser power shaft can drive the transmission mechanism two that the dispenser power shaft rotates when power transmission shaft (4) rotates, be provided with between described dispenser output shaft and the head sprocket and can drive the transmission mechanism three that head sprocket rotates when output shaft rotates.
2. the transmission device of automatic dish screen printer according to claim 1, it is characterized in that, this transmission device also comprises can be along vertical workpiece throughput direction material-pulling device with scraping wings (5) that seesaws and the stop gauge with striker plate (6), and when described scraping wings (5) can be pushed to workpiece when travelling forward on the striker plate (6), above-mentioned scraping wings (5) and striker plate (6) lay respectively at the both sides of conveyer chain (2).
3. the transmission device of automatic dish screen printer according to claim 2, it is characterized in that, described material-pulling device comprises the bearing (51) that is articulated on the frame (1), described bearing (51) front end is provided with above-mentioned scraping wings (5), be fixed with cam one (43) on the described power transmission shaft (4), described bearing (51) rear end is provided with the roller (9) that can contact with cam one (43) all the time, and cam one (43) can drive scraping wings (5) and seesaws when described power transmission shaft (4) rotates.
4. the transmission device of automatic dish screen printer according to claim 3, it is characterized in that, described stop gauge comprises above-mentioned striker plate (6), be provided with the elastic mechanism that can make striker plate (6) have the trend of moving downward all the time between described striker plate (6) and the frame (1), be fixed with cam two (44) on the described power transmission shaft (4), being provided with between described cam two (44) and the striker plate (6) can be with the syndeton of striker plate (6) jacking when power transmission shaft (4) rotates.
5. the transmission device of automatic dish screen printer according to claim 4, it is characterized in that, described syndeton comprises that an end is articulated in the connecting rod one on the frame (1), the middle part of connecting rod one is provided with the roller (9) that can contact with cam two (44) all the time, and the other end of connecting rod one has can promote the push pedal one that striker plate (6) moves upward.
6. according to the transmission device of any described automatic dish screen printer of claim 1～5, it is characterized in that, described transmission mechanism two comprises the sprocket wheel two that is provided with the dispenser lower end, be nested with chain one between described sprocket wheel two and the sprocket wheel one (42), be fixed with the sprocket wheel coaxial three on the described dispenser power shaft, be arranged with chain two between described sprocket wheel two and the sprocket wheel three with it.
7. according to the transmission device of any described automatic dish screen printer of claim 6, it is characterized in that, described dispenser is the globoid cam dispenser, described transmission mechanism three comprises the helical gear one that is arranged on the dispenser output shaft and the helical gear two coaxial with head sprocket, and described helical gear one can be meshed with helical gear two.
8. according to the transmission device of any described automatic dish screen printer of claim 1～5, it is characterized in that, described lifting body comprises that the upper end is fixed with the lifting pin (7) of jacking seat (71) and is arranged at cam three (45) on the power transmission shaft (4), be provided with the elastic mechanism that can make lifting pin (7) have the trend of moving downward all the time between described lifting pin (7) and the frame (1), be provided with when power transmission shaft (4) rotates between described cam three (45) and the lifting pin (7) and can drive the coupling mechanism that lifting pin (7) moves up and down, described coupling mechanism comprises that an end is articulated in the connecting rod two (72) on the frame (1), the middle part of connecting rod two (72) is provided with the roller (9) that can contact with cam three (45) all the time, and the other end of connecting rod two (72) has can promote the push pedal two (73) that lifting pin (7) moves upward.
9. according to the transmission device of any described automatic dish screen printer of claim 1～5, it is characterized in that, described transmission mechanism one comprises the wobble wheel (46) that is fixed on the power transmission shaft (4), be hinged with fork (8) on the described frame (1), one end of described fork (8) is articulated in wobble wheel (46) and departs from circle centre position, the other end is connected with a movable plate (81), and described movable plate (81) is provided with cartridge seat (31), and above-mentioned silk-screen print cartridge (3) is positioned at cartridge seat (31).
10. the transmission device of automatic dish screen printer according to claim 9, it is characterized in that, also be provided with a fixed mount (82) on the described frame (1), described movable plate (81) upper end is provided with spigot surface (81a), described fixed mount (82) one ends contact with spigot surface (81a), the other end is provided with an adjustable plate (83), and described fixed mount (82) can move up and down along spigot surface (81a) when described movable plate (81) is mobile, and described adjustable plate (83) is positioned at the top of jacking seat (71).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011100324878A CN102126334B (en) | 2011-01-30 | 2011-01-30 | Transmission device of automatic round-surface screen printing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011100324878A CN102126334B (en) | 2011-01-30 | 2011-01-30 | Transmission device of automatic round-surface screen printing machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102126334A true CN102126334A (en) | 2011-07-20 |
| CN102126334B CN102126334B (en) | 2012-05-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011100324878A Expired - Fee Related CN102126334B (en) | 2011-01-30 | 2011-01-30 | Transmission device of automatic round-surface screen printing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102126334B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102502272A (en) * | 2011-09-30 | 2012-06-20 | 三一集团有限公司 | Stacking machine and lifting appliance system thereof |
| CN114083889A (en) * | 2021-11-09 | 2022-02-25 | 如皋市天元服饰印业有限公司 | Chain type transmission device of automatic elliptical printing machine |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57107838A (en) * | 1980-12-26 | 1982-07-05 | Toshin Kogyo Kk | Continuous cloth supplying apparatus of automatic screen printing machine |
| EP0565030A1 (en) * | 1992-04-10 | 1993-10-13 | Morton International, Inc. | Apparatur for treatment of special waste |
| JPH07329285A (en) * | 1994-06-03 | 1995-12-19 | Asahi Chem Ind Co Ltd | Ink wiping apparatus |
| CN2426796Y (en) * | 2000-04-30 | 2001-04-18 | 姜长路 | Driving device for silk-screen printing press |
| CN201109224Y (en) * | 2007-10-29 | 2008-09-03 | 陆新田 | Transmission structure of conveyer belt for silk-screen printing machine |
| CN201240096Y (en) * | 2008-07-07 | 2009-05-20 | 王兴章 | Transmission gear of two-row screen printer |
| CN201950923U (en) * | 2011-01-30 | 2011-08-31 | 玉环县东美塑机有限公司 | Transmission device of automatic round face screen printer |
-
2011
- 2011-01-30 CN CN2011100324878A patent/CN102126334B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57107838A (en) * | 1980-12-26 | 1982-07-05 | Toshin Kogyo Kk | Continuous cloth supplying apparatus of automatic screen printing machine |
| EP0565030A1 (en) * | 1992-04-10 | 1993-10-13 | Morton International, Inc. | Apparatur for treatment of special waste |
| JPH07329285A (en) * | 1994-06-03 | 1995-12-19 | Asahi Chem Ind Co Ltd | Ink wiping apparatus |
| CN2426796Y (en) * | 2000-04-30 | 2001-04-18 | 姜长路 | Driving device for silk-screen printing press |
| CN201109224Y (en) * | 2007-10-29 | 2008-09-03 | 陆新田 | Transmission structure of conveyer belt for silk-screen printing machine |
| CN201240096Y (en) * | 2008-07-07 | 2009-05-20 | 王兴章 | Transmission gear of two-row screen printer |
| CN201950923U (en) * | 2011-01-30 | 2011-08-31 | 玉环县东美塑机有限公司 | Transmission device of automatic round face screen printer |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102502272A (en) * | 2011-09-30 | 2012-06-20 | 三一集团有限公司 | Stacking machine and lifting appliance system thereof |
| CN114083889A (en) * | 2021-11-09 | 2022-02-25 | 如皋市天元服饰印业有限公司 | Chain type transmission device of automatic elliptical printing machine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102126334B (en) | 2012-05-23 |
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