CN105082782A - Glass slide printing device and method - Google Patents
Glass slide printing device and method Download PDFInfo
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- CN105082782A CN105082782A CN201410174556.2A CN201410174556A CN105082782A CN 105082782 A CN105082782 A CN 105082782A CN 201410174556 A CN201410174556 A CN 201410174556A CN 105082782 A CN105082782 A CN 105082782A
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- fixation kit
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Abstract
The invention discloses a glass slide printing device and method. The glass slide printing device comprises a carbon ribbon feed mechanism, a glass slide horizontal driving mechanism, a printing head fixing component, a printing head horizontal driving mechanism, a moving base and a printing head vertical driving mechanism. The printing head fixing component is provided with a printing head. The printing head horizontal driving mechanism is connected with the moving base and can drive the moving base to horizontally move. The printing head fixing component is rotatably installed on the moving base. The printing head vertical driving mechanism is installed on the moving base and can drive the printing head fixing component to rotate. When printing is performed, the glass slide horizontal driving mechanism and the carbon ribbon feed mechanism are static, and the printing head horizontal driving mechanism drives the printing head to horizontally move. A carbon ribbon and a glass slide are maintained to be relatively static in printing so that relative friction of a glass slide printing area and the carbon ribbon can be effectively avoided, and thus problems of fracture and scraping leakage of the carbon ribbon can be reduced or avoided.
Description
Technical field
The application relates to a kind of slide printing equipment and method.
Background technology
On full-automatic Preparator of blood smear, need the information of patient to print on corresponding slide, so that clinically to the management of patient information.Be the operating mode of slide for print media, usual employing heat turns printing printing type, adopts the mode directly printed, the heat-transferring head namely by using on hard paper material, coordinate carbon ribbon, appointed information is directly printed to slide matte surface or spraying area.
On existing full-automatic blood film Preparation equipment, the course of work of printhead is: when slide reaches print position, and printhead presses down, and carbon ribbon is pressed in slide print area, and keeps certain pressure; Carbon ribbon feed wheel and slide dolly drive carbon ribbon and the synchronized advance of slide respectively, realize type information on slide; Print and terminate, printhead is lifted, slide dolly advances, and carbon ribbon feed wheel reclaims printed carbon ribbon.In this scenario, carbon ribbon feed wheel and slide dolly all have independently power source.
Above-mentioned printing solution has following shortcoming: 1) carbon ribbon feed wheel and slide dolly all have independently power source, is difficult to accomplish carbon ribbon movement velocity and slide moving of car speed sync; 2) can there is hackly sharp thrust in general slide print area, because carbon ribbon is asynchronous with slide, easily causes slide print area and carbon ribbon to have Relative friction, and sharp thrust is formed carbon ribbon and pulls, and easily scrapes Lou or breaks carbon ribbon.
Summary of the invention
The invention provides a kind of new slide printing equipment and method.
The invention provides a kind of slide printing equipment, comprising can feeding and reclaim the carbon ribbon feed mechanism of carbon ribbon, slide can be carried to the slide horizontal drive mechanism of print position, printhead fixation kit, printhead horizontal drive mechanism, Mobile base and printhead vertical driving mechanism, described printhead fixation kit has printhead, described printhead horizontal drive mechanism is connected with described Mobile base and described Mobile base can be driven to move horizontally, described printhead fixation kit rotates and is installed on described Mobile base, described printhead vertical driving mechanism is installed on described Mobile base and described printhead fixation kit can be driven to rotate, during printing, described carbon ribbon is pressed on described slide by described printhead, described slide horizontal drive mechanism and carbon ribbon feed mechanism static, described printhead horizontal drive mechanism drives described printhead to move horizontally.
Printhead fixation kit can relative movement seat around pivot axis, the rotational plane at its place and horizontal plane.The pivot center of printhead fixation kit can with plane-parallel.
Printhead vertical driving mechanism can comprise power source, transmission mechanism and the rotating shaft that moves both vertically, and power source drives by transmission mechanism the axis of rotation that moves both vertically, and the rotating shaft that moves both vertically is with printing fixation kit unitary rotation.
Described printhead vertical driving mechanism has the rotating shaft that moves both vertically exporting rotational motion, described printhead fixation kit comprises support, contiguous block and at least one flexible member, described support and the described rotating shaft that moves both vertically are connected, described printhead and described contiguous block are fixed, described flexible member and described support are connected, and described contiguous block is suspended on the below of described flexible member.
The described rotating shaft that moves both vertically is coaxially installed with detection block plate, and described block plate has multiple breach of corresponding printhead diverse location, and the position of described breach is detected by detecting sensor.
Detecting sensor can be correlation optocoupler sensor.When turning to each breach, level can change, thus accurately can learn the upright position of printhead fixation kit, also namely learns the upright position of printhead.
Described printhead fixation kit comprises swinging axle, rotating shaft and spill spin block, described rotating shaft and the shaft parallel that moves both vertically, described swinging axle and rotational axis vertical, described spill spin block and described rotating shaft are fixed, one end and the described contiguous block of described swinging axle are fixed, and the other end of described swinging axle is connected with described spill spin block by revolute pair.
Described carbon ribbon feed mechanism comprises frame and rotation and is installed on carbon ribbon feed wheel, carbon ribbon recycling round and carbon ribbon granting wheel in described frame, and turning to of described carbon ribbon recycling round and carbon ribbon feed wheel is contrary.
Carbon ribbon feed mechanism can also comprise carbon ribbon guide wheel.Carbon ribbon can around on carbon ribbon feed wheel, carbon ribbon recycling round, carbon ribbon granting wheel and carbon ribbon guide wheel.One end of carbon ribbon is fixed on carbon ribbon granting wheel, and the other end of carbon ribbon is fixed in carbon ribbon recycling round.
Described carbon ribbon recycling round is installed on described frame by reclaiming axle rotation, and described carbon ribbon recycling round and described recovery axle removably connect.
Described carbon ribbon recycling round comprises reclaiming rolls up sleeve and compressor arm, the described barrel reclaiming volume sleeve crosses axially extended connecting hole, described connecting hole and described recovery axle tight fit, described barrel is recessed forms axially extended pressing groove, described compressor arm is arranged in described pressing groove by axis of rotation, described compressor arm has initial position and final position in its rotary motion trace, and at described final position, described compressor arm snaps in described pressing groove; At described initial position, described compressor arm leaves described pressing groove.
Carbon ribbon can be pressed between compressor arm and pressing groove.
Described carbon ribbon feed mechanism also comprises drive motors, described drive motors is fixed on described frame, described carbon ribbon feed wheel is installed on described frame by feeding main axis, described carbon ribbon recycling round is installed on described frame by reclaiming axle rotation, described drive motors drives described feeding main axis, described feeding main shaft drives described recovery axle to rotate by transmission mechanism, and described feeding main shaft is equipped with torque force limiting device.
Transmission mechanism is as comprised the gear drive of driving gear and driven gear, and torque force limiting device is located between feeding main shaft and driving gear, and driven gear and recovery axle are connected.
Described carbon ribbon feed mechanism comprises carbon ribbon contact roller assembly and controlled compact heap, described carbon ribbon contact roller assembly comprises contact roller, compression axis, cursor and reposition element, described cursor rotates and is installed on described support, described contact roller is rotated by compression axis and is installed on described cursor, described compact heap has impaction state and releasing orientation, at described impaction state, described compact heap presses described cursor, makes described contact roller press described carbon ribbon feed wheel; At described releasing orientation, described compact heap contacts with described cursor breakaway force, and described reposition element resets described cursor, and described contact roller is separated with carbon ribbon feed wheel.
Described cursor is provided with detecting sensor, and when described compact heap is contacted with described cursor breakaway force, described detecting sensor is reported to the police.
When compact heap compresses cursor, detecting sensor can detect signal.When compact heap contacts with cursor breakaway force, detecting sensor can't detect signal and reports to the police, thus can point out user operation.Detecting sensor is as microswitch.
Described carbon ribbon granting wheel is built-in with reverse resilient structures, and the rotating speed of described carbon ribbon granting wheel, turns to and to rotate in radian and one of at least detected by sensor.
Carbon ribbon granting wheel coaxially can fix code-disc, by the cooperation of this code-disc with this sensor, realize carbon ribbon is provided to wheel speed, turned to or rotate the detection of radian.
Described printhead horizontal drive mechanism comprises penetration type linear stepping motor and feed screw nut pair, the screw mandrel of described feed screw nut pair crosses described linear stepping motor, rotation one of in the screw mandrel of described feed screw nut pair and nut is restrained, rotates restrained described screw mandrel or nut and described Mobile base and fixes.
Be provided with reposition element between described printhead fixation kit and described Mobile base, when making power down, described printhead fixation kit is reset element returns.
Printhead fixation kit rotates and is installed on Mobile base, and reposition element is located between printhead fixation kit and Mobile base, and during power down, reposition element makes printhead fixation kit be reset to vertical initial positions.
A kind of slide Method of printing, during printing, slide and carbon ribbon static, and printhead moves horizontally.
The invention has the beneficial effects as follows: during printing, carbon ribbon and slide keep geo-stationary, effectively avoid the Relative friction of slide print area and carbon ribbon, and then reduce or avoid occurring carbon ribbon fracture and the problem of scraping leakage.
Accompanying drawing explanation
Fig. 1 is the printing principle schematic of present embodiment slide printing equipment;
Fig. 2 is when printhead is lifted, the structural representation of present embodiment slide printing equipment;
Fig. 3 is printhead when pressing down, the structural representation of present embodiment slide printing equipment;
Fig. 4 is the structural representation of the carbon ribbon feed wheel of present embodiment;
Fig. 5 and Fig. 6 is the structural representation of two different visual angles of present embodiment slide printing equipment respectively;
Fig. 7 is the structural representation of present embodiment carbon ribbon feed mechanism;
Fig. 8 to Figure 10 is the structural representation of the feeding of carbon ribbon feeding structure and three different visual angles of recovery section;
Figure 11 is the structural representation of contact roller when being separated with carbon ribbon feed wheel, feeding and recovery section;
Figure 12 is the perspective view of present embodiment printhead fixation kit;
Figure 13 is the sectional view of present embodiment printhead fixation kit;
Figure 14 is the tilt self-adaptive schematic diagram of present embodiment printhead fixation kit;
Figure 15 is reflection carbon ribbon recycling round and the schematic diagram reclaiming axle fit structure;
Figure 16 is compressor arm when being in initial position, the structural representation of carbon ribbon recycling round;
Figure 17 is compressor arm when being in final position, the structural representation of carbon ribbon recycling round;
Figure 18 is compressor arm when being in initial position, the sectional view of carbon ribbon recycling round;
Figure 19 is the schematic diagram of the pressing groove structure of reflection carbon ribbon recycling round;
Figure 20 is the overall structure schematic diagram of present embodiment printhead horizontal drive mechanism;
Figure 21 is the sectional view of a kind of structure of present embodiment printhead horizontal drive mechanism;
Figure 22 is the sectional view of the another kind of structure of present embodiment printhead horizontal drive mechanism.
Detailed description of the invention
By reference to the accompanying drawings the present invention is described in further detail below by detailed description of the invention.
As shown in Figures 1 to 6, slide printing equipment comprises carbon ribbon feed mechanism, slide horizontal drive mechanism, printhead fixation kit 5, printhead horizontal drive mechanism 9, Mobile base 87 and printhead vertical driving mechanism 88.Carbon ribbon feed mechanism can realize feeding and the recovery of carbon ribbon 6.Slide 4 can be delivered to print position by slide horizontal drive mechanism.Printhead fixation kit 5 comprises printhead 51.Printhead horizontal drive mechanism 9 is connected with Mobile base 87, and Mobile base 87 can be driven to move horizontally.Printhead fixation kit 5 is rotatably installed in this Mobile base 87, printhead vertical driving mechanism 88 drives with printhead fixation kit 5 and is connected, printhead fixation kit 5 can either be moved horizontally along with Mobile base 87, can rotate by relative movement seat 87 again, namely can realize moving horizontally and vertical movement of printhead.
During printing, by slide horizontal drive mechanism, slide is transported to print position, printhead vertical driving mechanism drives printhead fixation kit to press to vertical print position, makes printhead be pressed on slide by carbon ribbon; Then, printhead fixation kit under the effect of printhead horizontal drive mechanism by Fig. 1 in the direction of arrow move horizontally, realize type information line by line, in this process, slide horizontal drive mechanism keeps static, and carbon ribbon feed mechanism not feeding carbon ribbon.
After printing terminates, printhead vertical driving mechanism drives, and printhead fixation kit is lifted to vertical pre-print position, printhead 51 and slide 4 are departed from, carbon ribbon feed mechanism starts the carbon ribbon reclaiming certain length by the direction of arrow in Fig. 2, after recovery terminates, slide horizontal drive mechanism leaves horizontal print position with slide, completes a printing interval.
Printhead horizontal drive mechanism can be passive delivery structure, as manual operation, slide dolly is moved to print position, also can be dynamic source structure, as motor drives slide dolly 3 to move linearly.In order to ensure kinematic accuracy, horizontally-guided mechanism 1 can be set.
After printing completes, printhead is lifted away from out slide, then feeding carbon ribbon, after carbon ribbon feeding terminates, slide leaves print position again.Certainly, also can be that after having printed, printhead does not leave slide, namely printhead compresses slide and carbon ribbon, first allows after carbon ribbon feeding certain length, printhead again on be lifted away from out slide, after above lifting to position, slide leaves print position again; Or, after having printed, while printhead is lifted, carry out carbon ribbon feeding.
Carbon ribbon feed mechanism can comprise carbon ribbon feed wheel 2 and carbon ribbon granting wheel 7.Carbon ribbon granting wheel 7 is for realizing new carbon ribbon fixing on printing equipment, and new carbon ribbon can be wound on this carbon ribbon granting wheel.In order to allow carbon ribbon keep certain suitably tensile force, ensure that carbon ribbon is smooth, carbon ribbon granting wheel 7 is built-in with existing reverse resilient structures.Reverse resilient structures can be supplied to the pulling force that carbon ribbon 6 is in reverse to direction of feed, and simultaneously carbon ribbon again can course feed, and conventional resilient structures is as damping and torsion spring.
Carbon ribbon feed wheel 2 can scrolling carbon ribbon under power drive, ensures that carbon ribbon carries out feeding with uniform linear velocity.In order to prevent printhead in moving process, carbon ribbon 6 drags and occurs printing inefficacy by printhead, requires the frictional force F between carbon ribbon feed wheel 2 and carbon ribbon 6
2be greater than the frictional force F between printhead 51 and carbon ribbon 6
1, i.e. F
2>F
1.Carbon ribbon feed wheel 2 comprises carbon ribbon feeding rubber roll 21 and carbon ribbon contact roller 22, carbon ribbon 6 is pressed between carbon ribbon feeding rubber roll 21 and carbon ribbon contact roller 22, when carbon ribbon feeding rubber roll 21 scrolling, carbon ribbon feeding can be dragged, when carbon ribbon feeding rubber roll 21 is static, carbon ribbon feeding rubber roll 21 can provide frictional force F
2, F
2size can control by regulating the compression degree of carbon ribbon contact roller 22.
Conveniently change carbon ribbon and save the time-write interval, printhead fixation kit is provided with three upright positions: vertical initial positions, vertical pre-print position and vertical print position.The effect of vertical initial positions is: after power-off, time idle or dormancy time, printhead enters this initial position, is convenient to change carbon ribbon or clean printhead.Vertical pre-print position is the position that printhead vertically runs wait, this position prints close to the location comparison of position from vertical, when slide runs to print position, printhead can be depressed into vertical print position soon, and from vertical initial positions, flow time need not be saved, and in this vertical pre-print position, slide can leave print position, and can not collide with printhead.Position when position, vertical printing position is printing.
As shown in Figure 5, slide 4 is carried to horizontal print position by the slide dolly 3 led by horizontally-guided mechanism 1 under power source drives.Printhead vertical driving mechanism comprises vertical driving motor 82, transmission mechanism and the rotating shaft 81 that moves both vertically, vertical driving motor 82 by transmission mechanism by power transmission to the rotating shaft 81 that moves both vertically, transmission mechanism can be synchronous belt drive mechanism, also can be gear drive.Printhead fixation kit 5 is affixed to the rotating shaft 81 that moves both vertically, the vertical depression realizing printhead 51 with on lift, realize three upright positions.By these designs, the force of impression by regulating the walking step number of vertical driving motor 82 to regulate needs can be realized.
As shown in Figure 6, detect block plate 84 moving both vertically rotating shaft 81 is coaxially installed with, both are connected.Detection block plate 84 is the disks with some breach, gap position and above-mentioned vertical initial positions, vertical pre-print position and vertical print position correspondence.Detection block plate 84 is distributed with one or two detecting sensors 86,
For judging the position detecting block plate 84 breach.Detect block plate 84 coaxially to install with the rotating shaft 81 that moves both vertically, vertical driving motor 82 and the rotating shaft 81 that moves both vertically all are arranged on moving box, can move along with printhead horizontal drive mechanism, the advantage of this design is that printhead is when being moved horizontally to any position, power down or occurring abnormal conditions, can both know where printhead is in the vertical direction, is beneficial to troubleshooting.
As shown in Figure 5, in order to prevent damaging printhead during power down, reposition element 83 can be designed with, printhead fixation kit 5 is fixed in one end of reposition element, the other end is fixed on printhead horizontal drive mechanism 9, when device power down, printhead fixation kit 5 is automatically pulled vertical initial positions, prevents printhead and slide dolly from colliding.Reposition element can extension spring, also can be torsion spring.Printhead horizontal drive mechanism 9 effect drags printhead to move, and realizes printing.
As shown in Fig. 7 to Figure 11, in another embodiment, carbon ribbon feed mechanism comprises carbon ribbon granting wheel 7, carbon ribbon feed wheel 2, carbon ribbon recycling round 17, carbon ribbon guide wheel 11 and carbon ribbon contact roller assembly 8.
Carbon ribbon granting wheel 7 is fixed for realizing the winding of new carbon ribbon on printing equipment, and carbon ribbon granting wheel possesses certain rotary damping.Carbon ribbon feed wheel 2, for realizing scrolling carbon ribbon, ensures that carbon ribbon carries out feeding with uniform linear velocity.Carbon ribbon recycling round 17 is for storing the carbon ribbon backrush after printing, carbon ribbon recycling round and carbon ribbon feed wheel need meet certain linear velocity relation: the linear velocity of carbon ribbon recycling round is equal to, or greater than the linear velocity of carbon ribbon feed wheel, ensure that carbon ribbon can be wound around tightly in recycling round, not loose; And, carbon ribbon recycling round preferably should possess the function that overload is skidded, and when carbon ribbon recycling round linear velocity is greater than the linear velocity of carbon ribbon feed wheel, carbon ribbon recycling round can be skidded automatically, ensure that section of carbon ribbon tension force between carbon ribbon feed wheel and carbon ribbon recycling round is constant, prevent from breaking carbon ribbon.Carbon ribbon guide wheel 11 can realize the constraint of motion road when carbon ribbon works, and prevents carbon ribbon from overlapping in scrolling process, and in guarantee print area, carbon ribbon is smooth.
Carbon ribbon contact roller assembly 8, for providing the pressure of carbon ribbon on carbon ribbon feed wheel, makes carbon ribbon feed friction power increase.Simultaneously due to when changing carbon ribbon, carbon ribbon needs through carbon ribbon contact roller and carbon ribbon feed wheel, thus need carbon ribbon contact roller can on lift, be separated with carbon ribbon feed wheel, reserve sufficient space, guarantee carbon ribbon is installed.
In order to save space, carbon ribbon recycling round 17 can be arranged on the right side of carbon ribbon feed wheel 2, and namely carbon ribbon recycling round 17 is arranged between carbon ribbon feed wheel 2 and carbon ribbon granting wheel 7; In order to increase the frictional force of carbon ribbon and carbon ribbon feed wheel, usually pressing the direction of arrow shown in Fig. 7 and being wound around carbon ribbon 6, ensure there is maximum contact cornerite between carbon ribbon and carbon ribbon feed wheel, thus make carbon ribbon feed wheel contrary with the rotation direction of carbon ribbon recycling round.
Drive motors 10 by driving pulley 14, Timing Belt 12, driven pulley 13 by power transmission to the feeding main shaft 63 on carbon ribbon feed wheel 2.Drive motors is installed inside the frame 15 of carbon ribbon feed mechanism, and synchronous belt drive mechanism is arranged in outside frame, effectively make use of space.Carbon ribbon feed wheel 2 is carried by feeding main shaft 63, feeding main shaft 63 is rotatably supported in frame 15 by bearing, feeding main shaft 63 is equipped with torque force limiting device 61, wherein, torque force limiting device is divided into inner ring and outer shroud, have the friction plate for keeping friction torque between inner ring and outer shroud, the end face of friction plate has Compress Spring to provide pressure.Inner ring and the feeding main shaft 63 of torque force limiting device are connected, and outer shroud and the feeding driving gear 62 of torque force limiting device are connected, and the driving gear of feeding simultaneously 62 forms revolute pair with feeding main shaft 63, and feeding main shaft 63 is as the supporting revolving shaft of feeding driving gear 62; Namely carbon ribbon feed wheel 2 is arranged on the axle head of this feeding main shaft 63.Carbon ribbon recycling round 17 reclaims axle 71 by carbon ribbon and carries, carbon ribbon reclaims axle 71 and is rotatably supported in frame 15 by bearing, carbon ribbon reclaims axle 71 and connects firmly with recovery driven gear 72, and feeding driving gear 62 engages with recovery driven gear 72, namely the power of torque force limiting device 61 outer shroud is delivered to carbon ribbon by gear drive and reclaims on axle 71, reaches a drive motors 10 and completes carbon ribbon feeding and carbon ribbon reclaims function; Because gear drive will change the direction of motion, also achieve rotating backward of carbon ribbon feed wheel and carbon ribbon recycling round.When carbon ribbon tension force between carbon ribbon feed wheel and carbon ribbon recycling round increases, owing to employing torque force limiting device, keep constant transmission torsion between carbon ribbon feed wheel and carbon ribbon recycling round, the inner ring of torque force limiting device can be skidded relatively with outer shroud.
In order to increase the frictional force of carbon ribbon feed wheel, devising carbon ribbon contact roller assembly 8 and compressing cam 23.Carbon ribbon contact roller assembly 8 comprises contact roller 81, compression axis 82, cursor 83, and rotating shaft 84 and reposition element 85 form.Contact roller 81 and compression axis 82 form revolute pair and can rotate around compression axis 82, and contact roller 81 can have one or more.Compression axis 82 is connected in one end of cursor 83, and the other end and the rotating shaft 84 of cursor 83 are connected, and rotating shaft 84 can be rotated in frame.The pressure of carbon ribbon contact roller 81 provides by compressing cam 23, compression cam 23 is equipped with the compact heap 24 and action bars 25 being with and having elastic component.Action bars 25 rotates with compression cam 23, in the rotational travel of cam, has load stroke and lost motion, during load stroke, compress cam and press down compact heap 24 by flexible member, and then make compact heap be pressed on cursor 83, contact roller compresses carbon ribbon feed wheel 2; At lost motion, the thrust of compact heap 24 pairs of cursors is removed, and cursor resets under the effect of reposition element, and contact roller is separated with carbon ribbon feed wheel.
State shown in Figure 10 is the state that contact roller 81 compresses carbon ribbon feed wheel 2, by stirring action bars 25, compact heap 24 can be made to depart from from cursor, do not reoffer pressure.Now, cursor 83 automatically can be upspring under the active force of reposition element 85, thus contact roller is separated with carbon ribbon feed wheel, and reposition element can be torsion spring and extension spring, as shown in figure 11.After contact roller is separated with carbon ribbon feed wheel, user just can be wound around carbon ribbon, is wound around after terminating, stirs action bars, again will compress cam pressing on cursor.Forgetting to prevent user to stir action bars, having caused frictional force inadequate, being provided with detecting sensor 16, as microswitch at cursor side.When compression cam is pressed on cursor by compact heap, detecting sensor induced signal, when detecting sensor does not detect signal, will report to the police, prompting user operation.
Present embodiment has following beneficial effect:
1) electric machine built-in; Torque force limiting device, feeding driving gear and feeding main shaft are coaxially installed, and greatly save space structure;
2) by gear drive, realize single motor on the one hand and realize carbon ribbon recovery and feeding, reduce costs; Realize on the other hand reclaiming and feeding rotation direction reversed, increase carbon ribbon friction cornerite; Coordinate torque force limiting device to realize carbon ribbon constant-tension simultaneously;
3) contact roller can be separated with carbon ribbon feed wheel, facilitates user to change carbon ribbon;
4) adopt reposition element realize cursor automatic on lift; Automatic detection warning can be realized by detecting sensor simultaneously.
As shown in Fig. 6, Figure 12 to Figure 14, in one embodiment, in order to solve the depth of parallelism problem of printhead and slide, the printhead fixation kit of tilt self-adaptive can be adopted, ensure printhead and slide reliable contacts, realize reliable information to print, save complicated printhead adjustment operation, improve efficiency.
Printhead fixation kit 5 comprises printhead 51, support 54, contiguous block 52, spill spin block 55, rotating shaft 56 and flexible member 53.Printhead 51 is connected on contiguous block 52 by screw 57, and spill spin block 55 is fixed with the middle part of rotating shaft 56, is provided with revolute pair between the two ends of rotating shaft 56 and support 54, and the rotating shaft 81 that moves both vertically of support and printhead vertical driving mechanism is fixed; Force of impression provides by the flexible member 53 be connected between support 54 and contiguous block 52, and before printhead contact slide, flexible member 53 has certain initial compression amount, when support 54 is depressed on slide, flexible member 53 meeting compression, thus force of impression is provided.When support 54 continues to press down, rotating shaft 56 also can and then rotate, and the moment ensures given force of impression.
Swinging axle 58 is provided with between contiguous block 52 and spill spin block 55.One end of swinging axle 58 is connected on contiguous block 52 by holding screw 59, and the other end of swinging axle is then connected on spill spin block 5 by two bearings 18, bearing 18 inner ring by sleeve 19 and back-up ring 20 spacing.Like this, just there is between contiguous block and spill spin block the free degree of opposing oscillatory, to adapt to printhead.When printhead and slide not parallel time, had the design swinging the free degree, printhead just can self adaptation be pressed on slide, realize Automatic adjusument.Adopt bearings, swing resistance little, ensure that validity and the reliability of swing.In addition, owing to only increasing the swing free degree, ensure that the stable support of printhead, deflection or confusion can not be produced.
For this adaptive printhead fixation kit, during printing, printhead 51 is pressed on slide 2 by flexible member 53, ensure there is certain contact force between printhead 51 and slide 2, also ensure that the good contact of printhead 51 and slide 2 by the active force of flexible member 53 and overcome rocking of printhead.Flexible member 3 can adopt two symmetries fixing on the print head, also can adopt one and be fixed in the middle of printhead.Certainly, flexible member also can have more than three or three.
In a kind of replacing structure, the relative position of rotating shaft and swinging axle is exchanged, and namely swinging axle one end is fixed on support, and the other end is connected with spill spin block by revolute pair; And between rotating shaft and spill spin block, be designed with revolute pair, contiguous block is fixedly connected with on the rotary shaft, to realize swing and the rotation of printhead.
As shown in Figure 15 to Figure 19, in one embodiment, carbon ribbon recycling round 17 is designed to demountable structure, and it comprises a dismountable recovery volume sleeve, this recovery volume sleeve can be easy the carbon ribbon that is arranged on reclaim on axle, also can be easy reclaim axle dismounting from carbon ribbon.This structure can solve the place at some spaces compact, and by under the dismounting of recovery volume sleeve, carbon ribbon one end is fixed on by the place operation large in space to be reclaimed on volume sleeve or taken off from recovery volume sleeve by used carbon ribbon.
Reclaim on volume sleeve and be provided with easy carbon ribbon compressing structure, realize carbon ribbon one end to be fixed on fast and reclaim on volume sleeve.Compressing structure comprises compressor arm with elastomeric material parcel and the pressing groove that matches with compressor arm, and compressor arm and pressing groove are designed with certain magnitude of interference, reliably can be clipped in by carbon ribbon and neither loosen between the two, also not pinch off.During operation, only compressor arm need be transferred to or depress just passable, simple and efficient.
Carbon ribbon recycling round 17 comprises separation dismountable recovery volume sleeve 171, and this recovery volume sleeve can be reclaimed on axle 71 at carbon ribbon by flexible member 3 tensioner.Reclaim volume sleeve 171 and have axially extended connecting hole 170, carbon ribbon reclaims axle 71 can insert this connecting hole, and carbon ribbon reclaims axle and is connected on the power source of printing equipment, thus will reclaim Movement transmit on recovery volume sleeve 171.Be separated dismountable recoverys volume cover by design, recovery volume sleeve, when connecting carbon ribbon with the used carbon ribbon of dismounting, can be extracted by user, operates in the large place of machine exterior or space.
Carbon ribbon recycling round comprises and reclaims volume sleeve 171, compressor arm 173 and rotating shaft 174, and the barrel reclaiming volume sleeve 1 crosses the connecting hole 170 axially run through, and this connecting hole reclaims the interface that axle 71 is connected.The top of reclaiming volume sleeve wall has been provided with the end and axially extended pressing groove 172, and one end of compressor arm 173 is connected with barrel by rotating shaft, and compressor arm is inserted in this pressing groove 2.
Figure 17 is the state that compressor arm 173 is pressed in pressing groove 172.
The two ends of compressor arm 173 connect ball handle 175 and spill spin block 176 respectively.Ball handle 175 and compressor arm 173 are threaded connection and are fixed together, and ball handle 175 effect facilitates user extract compressor arm or press, and improves operational comfort.Spill spin block 176 realizes the rotation of compressor arm together with connecting firmly with compressor arm 173 together with rotating shaft 174.
Compressor arm 173 can be provided with rubber sleeve 177, and rubber sleeve 177 also can adopt other that soft material of certain elastic deformation can occur, and as polyurethane tube, rubber sleeve needs certain wall thickness, ensures compress variation.Rubber sleeve 177 can adopt the mode of encapsulate or intubate to be installed on compressor arm 173.
The inside diameter d2 of pressing groove 172 is greater than pressing groove and opens opening size d1, and ensureing that compressor arm is pressed in pressing groove can not depart from; Pressing groove periphery wants smooth grinding process, ensures that carbon ribbon can not be cut off.The external diameter of rubber sleeve 177 is greater than the inside diameter d2 of pressing groove, by the distortion of rubber sleeve, increasing frictional force is pressed between pressing groove and rubber sleeve by carbon ribbon, when the power transmission that carbon ribbon reclaims axle is rolled up on sleeve to recovery, carbon ribbon will be wrapped on the outer circumference surface of recovery volume sleeve.
The spill spin block 176 that compressor arm is connected can around the shaft 174 rotate, realize the rotating function of compressor arm.The place that rotating shaft 174 coordinates with spill spin block 176 adopts optical axis design, and the axle head of rotating shaft is designed with screw thread, reclaims volume sleeve for being connected to.Rotating shaft is designed with the anti-step killed, rotating shaft is tightened onto certain position, and step can withstand on and reclaim on volume sleeve, now cannot tighten again, prevent locking.
As shown in Figure 20 to Figure 22, in one embodiment, printhead horizontal drive mechanism 9 adopts penetration type linear stepping motor 93 as drive source, a kind of structure is the built-in screw pair of stepper motor, the nut of feed screw nut pair is directly connected with rotor, the rotary motion of feed screw nut adjutant stepper motor is converted into the rectilinear motion of leading screw, thus drives printhead to move; Another kind of structure is the built-in screw structure of stepper motor, and rotor is directly connected with leading screw, and during electric motor starting, leading screw only rotates, and does not move, and the nut be enclosed within leading screw drives printhead to move, and needs guide rail to prevent nut from rotating simultaneously.Due to penetration type linear stepping motor built-in leading screw or nut, eliminate the supporting construction of traditional shaft coupling and leading screw stiff end, so save the axial dimensions length of transmission mechanism and simplify structure, and then save the bulk of print member on blood film preparing instrument and the reliability that improve mechanism, remain again the advantage of screw nut driven precision height and stable drive simultaneously.
As shown in figure 20, linear stepping motor 93 and line slideway 98 are fixed by screws on main floor 91, the leading screw 92 of screw pair is applied in the middle of linear stepping motor 93, wherein one end of leading screw is fixed on leading screw Connection Block 94 by screw 27, leading screw Connection Block 94 is fixed on base 97, and base 97 is fixed on the slide block of line slideway 98, the line slideway 98 of two parallel installations is adopted to increase the stationarity of motion.Two carrier bases 99 are provided with in base 97 both sides, carrier base 99 is for fixed vertical motion rotating shaft 81, the rotating shaft 81 that moves both vertically is connecting interfaces of printhead, printhead fixation kit 5 just can be fixed on this rotating shaft 81 that moves both vertically, and then printhead fixation kit 5 can drive printhead to move, realize printing.Carrier base 99 is set and the object of the rotating shaft 81 that moves both vertically is that move both vertically rotating shaft 81 and carrier base 99 can design revolute pair, with realize printhead on lift and press down.It is that detecting sensor 95 by being fixed on main floor 91 and carrier base 99 upper stop piece 96 realize that the position of printhead movement is detected, and after catch 96 senses detecting sensor 95, represents that printhead moves to initial position or end position.Base 97 and two carrier bases 99 are fixed and form Mobile base 87, and printhead horizontal drive mechanism can drive this Mobile base 87 to move linearly.
Shown in Figure 20 and Figure 21, linear stepping motor 93 is fixed on main floor 91 by motor mount 26, and the leading screw 92 of screw pair is applied in the middle of linear stepping motor 93, and the nut of screw pair and the rotor of linear stepping motor 93 are connected.When motor action, leading screw just can linear movement output, and leading screw there will not be rotation, and based on this feature, the rectilinear motion of leading screw can be delivered on printhead by Mobile base, realizes the movement of printhead.Because leading screw is applied in the middle of linear stepping motor, and leading screw one end directly connects Mobile base, and centre does not have the structure of other similar shaft couplings and bearing, and structure is simple, saves bulk.And driving-chain is short, ensure that motion positions precision.
Shown in Figure 20 and Figure 22, the rotor of linear stepping motor 93 is connected with the leading screw 92 of screw pair, the rotary motion of motor directly drives leading screw to rotate, nut 28 is enclosed within leading screw 92, nut 27 and Mobile base are connected, coordinate the anti-rotation of line slideway 98, realizing is the rectilinear movement of Mobile base 87 by the convert rotational motion of motor.
For carbon ribbon feed mechanism, it generally comprises carbon ribbon feed wheel 2, carbon ribbon recycling round and carbon ribbon granting wheel 7, and carbon ribbon granting wheel is generally built-in with reverse resilient structures.Shown in composition graphs 7, during carbon ribbon course feed, carbon ribbon feed wheel 2 drives carbon ribbon to move, and owing to being built-in with reverse resilient structures, the rotating speed of carbon ribbon granting wheel is slow, and rotation radian is few, turns to consistent with turning to of carbon ribbon feed wheel, as all rotated clockwise.When after carbon ribbon fracture, under the effect of reverse resilient structures, carbon ribbon granting is taken turns to become and is rotated counterclockwise, and rotating speed accelerates, and rotates radian and becomes many.It can thus be appreciated that by arranging rotary state sensor on carbon ribbon granting wheel, whether normal the rotary state of monitoring carbon ribbon granting wheel, namely can detect carbon ribbon in real time.Concrete, binary channels optocoupler can be adopted to coordinate code-disc, and by the dipulse signal phase, frequency and the number difference that obtain, acquisition turns to, rotating speed and rotation radian information.
For carbon ribbon feed mechanism, be wound around on path at whole carbon ribbon, when carbon ribbon leaves standstill, prints or carbon ribbon fracture occurs in removal process.Carbon ribbon granting can be caused to take turns revolution.And turn to, rotating speed, rotate the monitoring that radian triplet state judges, the accuracy that carbon ribbon fracture detects can be improved, and then the fracture of generation carbon ribbon can be avoided to cause indivedual or multiple push jack sample information to print fuzzy even no marking, effectively avoid medical detection risk.
Carbon ribbon fracture detection be with carbon ribbon course feed with occur carbon ribbon rupture time, the difference of motion feature is examination criteria.During detection, can rotating speed be detected simultaneously, turn to and rotate radian, or one that only detects wherein or two.
Above content is in conjunction with concrete embodiment further description made for the present invention, can not assert that specific embodiment of the invention is confined to these explanations.For general technical staff of the technical field of the invention, without departing from the inventive concept of the premise, some simple deduction or replace can also be made.
Claims (14)
1. a slide printing equipment, it is characterized in that, comprising can feeding and reclaim the carbon ribbon feed mechanism of carbon ribbon, slide can be carried to the slide horizontal drive mechanism of print position, printhead fixation kit, printhead horizontal drive mechanism, Mobile base and printhead vertical driving mechanism, described printhead fixation kit has printhead, described printhead horizontal drive mechanism is connected with described Mobile base and described Mobile base can be driven to move horizontally, described printhead fixation kit rotates and is installed on described Mobile base, described printhead vertical driving mechanism is installed on described Mobile base and described printhead fixation kit can be driven to rotate, during printing, described carbon ribbon is pressed on described slide by described printhead, described slide horizontal drive mechanism and carbon ribbon feed mechanism static, described printhead horizontal drive mechanism drives described printhead to move horizontally.
2. slide printing equipment as claimed in claim 1, it is characterized in that, described printhead vertical driving mechanism has the rotating shaft that moves both vertically exporting rotational motion, described printhead fixation kit comprises support, contiguous block and at least one flexible member, described support and the described rotating shaft that moves both vertically are connected, described printhead and described contiguous block are connected, and described flexible member and described support are connected, and described contiguous block is suspended on the below of described flexible member.
3. slide printing equipment as claimed in claim 2, is characterized in that, described in move both vertically in rotating shaft and be coaxially installed with detection block plate, described block plate has multiple breach of the different vertical position of corresponding printhead, and the position of described breach is detected by detecting sensor.
4. slide printing equipment as claimed in claim 2, it is characterized in that, described printhead fixation kit comprises swinging axle, rotating shaft and spill spin block, described rotating shaft and the shaft parallel that moves both vertically, described swinging axle and rotational axis vertical, described spill spin block and described rotating shaft are fixed, and one end and the described contiguous block of described swinging axle are fixed, and the other end of described swinging axle is connected with described spill spin block by revolute pair.
5. slide printing equipment as claimed in claim 1, it is characterized in that, described carbon ribbon feed mechanism comprises frame and rotation and is installed on carbon ribbon feed wheel, carbon ribbon recycling round and carbon ribbon granting wheel in described frame, and turning to of described carbon ribbon recycling round and carbon ribbon feed wheel is contrary.
6. slide printing equipment as claimed in claim 5, is characterized in that, described carbon ribbon recycling round is installed on described frame by reclaiming axle rotation, and described carbon ribbon recycling round and described recovery axle removably connect.
7. slide printing equipment as claimed in claim 6, it is characterized in that, described carbon ribbon recycling round comprises reclaiming rolls up sleeve and compressor arm, the described barrel reclaiming volume sleeve crosses axially extended connecting hole, described connecting hole and described recovery axle tight fit, described barrel is recessed forms axially extended pressing groove, described compressor arm is arranged in described pressing groove by axis of rotation, described compressor arm has initial position and final position in its rotary motion trace, at described final position, described compressor arm snaps in described pressing groove; At described initial position, described compressor arm leaves described pressing groove.
8. slide printing equipment as claimed in claim 5, it is characterized in that, described carbon ribbon feed mechanism also comprises drive motors, described drive motors is fixed on described frame, described carbon ribbon feed wheel is installed on described frame by feeding main axis, and described carbon ribbon recycling round is installed on described frame by reclaiming axle rotation, and described drive motors drives described feeding main axis, described feeding main shaft drives described recovery axle to rotate by transmission mechanism, and described feeding main shaft is equipped with torque force limiting device.
9. slide printing equipment as claimed in claim 5, it is characterized in that, described carbon ribbon feed mechanism comprises carbon ribbon contact roller assembly and controlled compact heap, described carbon ribbon contact roller assembly comprises contact roller, compression axis, cursor and reposition element, described cursor rotates and is installed on described support, described contact roller is rotated by compression axis and is installed on described cursor, described compact heap has impaction state and releasing orientation, at described impaction state, described compact heap presses described cursor, makes described contact roller press described carbon ribbon feed wheel; At described releasing orientation, described compact heap contacts with described cursor breakaway force, and described reposition element resets described cursor, and described contact roller is separated with carbon ribbon feed wheel.
10. slide printing equipment as claimed in claim 9, it is characterized in that, described carbon ribbon contact roller assembly also comprises detecting sensor, and when described compact heap is contacted with described cursor breakaway force, described detecting sensor is reported to the police.
11. slide printing equipments as claimed in claim 5, is characterized in that, described carbon ribbon granting wheel is built-in with reverse resilient structures, and the rotating speed of described carbon ribbon granting wheel, turn to and to rotate in radian and one of at least detected by sensor.
12. slide printing equipments as claimed in claim 1, it is characterized in that, described printhead horizontal drive mechanism comprises penetration type linear stepping motor and feed screw nut pair, the screw mandrel of described feed screw nut pair crosses described linear stepping motor, rotation one of in the screw mandrel of described feed screw nut pair and nut is restrained, rotates restrained described screw mandrel or nut and described Mobile base and fixes.
13. slide printing equipments as claimed in claim 1, is characterized in that, be provided with reposition element between described printhead fixation kit and described Mobile base, and when making power down, described printhead fixation kit is reset element returns.
14. 1 kinds of slide Method of printings, is characterized in that, during printing, slide and carbon ribbon static, and printhead moves horizontally.
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| CN201410174556.2A CN105082782B (en) | 2014-04-28 | 2014-04-28 | Slide printing equipment and method |
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| CN201410174556.2A CN105082782B (en) | 2014-04-28 | 2014-04-28 | Slide printing equipment and method |
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| CN106696477A (en) * | 2017-01-16 | 2017-05-24 | 李美玲 | Glass slide printer |
| CN107284045A (en) * | 2017-07-05 | 2017-10-24 | 广州蓝勃生物科技有限公司 | A kind of slide printing equipment |
| CN109795228A (en) * | 2019-03-05 | 2019-05-24 | 江苏玺宝打印科技有限公司 | Printing equipment and printer |
| CN110228301A (en) * | 2019-08-07 | 2019-09-13 | 上海韬涵医疗科技有限公司 | Slide printing equipment |
| CN110450547A (en) * | 2019-09-12 | 2019-11-15 | 湖南爱威医疗科技有限公司 | A kind of print system and method |
| CN113478987A (en) * | 2021-06-17 | 2021-10-08 | 广州蓝勃生物科技有限公司 | Print head driving structure and printing device thereof |
| CN116476540A (en) * | 2023-05-10 | 2023-07-25 | 智跃医疗科技(江苏)有限公司 | Method for applying slide glass writing instrument to slides with different thicknesses |
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| CN116476540A (en) * | 2023-05-10 | 2023-07-25 | 智跃医疗科技(江苏)有限公司 | Method for applying slide glass writing instrument to slides with different thicknesses |
| CN116476540B (en) * | 2023-05-10 | 2024-06-14 | 智跃医疗科技(江苏)有限公司 | Method for applying slide glass writing instrument to slides with different thicknesses |
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| CN105082782B (en) | 2018-01-30 |
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Application publication date: 20151125 Assignee: Shenzhen Mindray Animal Medical Technology Co.,Ltd. Assignor: SHENZHEN MINDRAY BIO-MEDICAL ELECTRONICS Co.,Ltd. Contract record no.: X2022440020009 Denomination of invention: Glass slide printing device and method Granted publication date: 20180130 License type: Common License Record date: 20220804 |
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