CN219055798U - Automatic feeding and discharging system for carbon ribbon box for thermal transfer printing - Google Patents
Automatic feeding and discharging system for carbon ribbon box for thermal transfer printing Download PDFInfo
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- CN219055798U CN219055798U CN202223575228.2U CN202223575228U CN219055798U CN 219055798 U CN219055798 U CN 219055798U CN 202223575228 U CN202223575228 U CN 202223575228U CN 219055798 U CN219055798 U CN 219055798U
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Abstract
The utility model relates to an automatic feeding and discharging system of a carbon ribbon box for thermal transfer printing, which relates to the field of thermal transfer printing. The beneficial effects are that: the friction cam drives the carbon ribbon box to be replaced, so that the utilization rate of replacing the carbon ribbon and maintaining loss is effectively reduced. Compact structure need not to set up additional carbon ribbon box clamping equipment, saves space, reduces human intervention influence for thermal transfer equipment, promotes production efficiency.
Description
Technical Field
The utility model relates to the field of thermal transfer printing, in particular to an automatic feeding and discharging system for a carbon ribbon box for thermal transfer printing.
Background
Thermal transfer is a printing technique that implements a printing process by the principle of thermal effect, using a print head with a glass or ceramic coating, to transfer carbon powder attached to a carbon ribbon coating to a corresponding printing medium by thermal effect. The printing consumable used by the technology is a material with strong adhesive force and strong ultraviolet resistance. So that the glass can resist severe environments such as strong ultraviolet rays, high temperature, humidity, sand wind and the like. The thermal transfer printing technology is different from the inkjet printing and the UV printing, has strong tolerance and long-term printing effect, and is widely applicable to outdoor signs, billboards, traffic signs and the like.
The carbon ribbon of the thermal transfer printer needs to be replaced frequently, and various schemes for replacing the carbon ribbon exist in the market at present. One is to manually attach the spool of wound carbon tape directly to the carbon tape clamping gear. The installation mode has long installation time, and each time of loading and unloading can adhere biological grease on hands to the carbon belt, so that the carbon belt is stained, and waste is caused. In addition, a solution is provided, in which a carbon ribbon clamp, for example, a thermal transfer ribbon quick-change device of CN216942385U, is used, which is equivalent to a clamped type carbon ribbon box. The carbon ribbon is preferentially installed on a clamping type carbon ribbon box, and then the carbon ribbon clamp is installed at a corresponding position. This way of installation avoids fouling of the carbon ribbon to some extent, but increases the installation actions and time and reduces the production efficiency of the machine.
When the carbon ribbon is replaced based on the thermal transfer printer on the current market, the carbon ribbon needs to be manually replaced frequently or the replacing process is tedious and difficult to operate, so that a device capable of replacing the carbon ribbon automatically and conveniently is needed in the field.
Disclosure of Invention
The utility model aims to solve the technical problem of how to automatically replace a carbon belt.
The technical scheme for solving the technical problems is as follows: the automatic carbon tape box feeding and discharging system for the thermal transfer printing comprises a printing head module, a carbon tape box warehouse and a plurality of carbon tape boxes, wherein the carbon tape box warehouse is provided with a plurality of storage bins, one end of each storage bin is provided with a storage bin inlet, one side of one end of each storage bin is provided with a storage bin notch, a plurality of carbon tape boxes are correspondingly arranged in the storage bins one by one, one end of the printing head module is provided with an outward protruding extension part, the extension part is provided with a rotatable friction cam,
the printing head module can move to enable the extension part of the printing head module to extend into the storage bin notch of one storage bin, the friction cam is abutted with the carbon tape box in the storage bin, and the friction cam drives the carbon tape box to move from the corresponding storage bin to the printing module and be detachably connected with the printing module, or drives the carbon tape box to move from the printing module to the corresponding storage bin.
The beneficial effects of the utility model are as follows: after the carbon ribbon in the carbon ribbon box is exhausted, the printing head module can be moved to the storage bin, the exhausted carbon ribbon box is dismounted through the friction cam and then moved to the storage bin provided with a new carbon ribbon box, the new carbon ribbon box is replaced through the friction cam, the time for replacing the carbon ribbon box is greatly shortened, and the utilization rate of replacing the carbon ribbon and maintaining loss is effectively reduced. The automatic feeding and discharging system of the carbon ribbon box has the functions of automatically loading and unloading the carbon ribbon box and on-line quick replacement of the carbon ribbon box, is compact in structure, does not need to be provided with additional carbon ribbon box clamping equipment, saves space for heat transfer equipment, reduces the influence of human intervention, and improves production efficiency.
On the basis of the technical scheme, the utility model can be improved as follows.
Further, the printing head module comprises a printing frame, a winding and unwinding transmission module and an upper and lower material transmission module, wherein the winding and unwinding transmission module is fixedly connected with the printing frame, the winding and unwinding transmission module is detachably connected with the carbon tape box, one end of the printing frame is provided with the extension part, and the upper and lower material transmission module is positioned on the upper part in the printing frame and is provided with the friction cam.
The beneficial effects of adopting the further scheme are as follows: the printing frame is provided with a winding and unwinding transmission module and an upper and lower material transmission module, the winding and unwinding transmission module is used for driving the winding and unwinding of the carbon tape in the carbon tape box, and the upper and lower material transmission module is used for realizing the loading and unloading of the carbon tape box.
Further, still include miniature micro-gap switch and frame guide pulley, the frame guide pulley is a plurality of, and is a plurality of the frame guide pulley divides into two sets of, two sets of the frame guide pulley respectively rotatable install in two inside walls of printing the frame, be used for in the removal in-process of carbon ribbon box with the roll butt of carbon ribbon box, miniature micro-gap switch is fixed in one of them inside wall of printing the frame, and be close to outer extension setting is used for detecting whether the removal of carbon ribbon box is in place.
The beneficial effects of adopting the further scheme are as follows: the carbon tape box moves on the frame guide wheel in the unloading process, so that the moving resistance is reduced. The micro switch is used for detecting whether the carbon ribbon box moves in place or not, and is triggered in the moving process of the carbon ribbon box, and is not triggered after the carbon ribbon box is completely installed in the printing frame due to the fact that the micro switch is arranged close to the extension portion.
Further, go up unloading transmission module and include last unloading support, go up unloading motor, friction wheel with friction cam, it is fixed to go up the unloading support upper portion in the printing frame, go up unloading motor with go up unloading support fixed connection, and respectively with friction wheel with friction cam transmission is connected, friction cam with the friction wheel is followed printing frame one end sets gradually to the direction of the other end.
The beneficial effects of adopting the further scheme are as follows: after the carbon tape box is sent into the printing frame by the friction cam, the friction wheel close to the inside of the printing frame and the friction cam push the carbon tape box together to carry out complete loading. On the contrary, when unloading, friction wheel and friction cam jointly push the carbon ribbon box to outside the printing frame and move, and after the carbon ribbon box is separated from the friction wheel, the friction cam continues to send the carbon ribbon box into the storage bin.
Further, the friction cam includes an arc portion and a defective portion that are connected to each other, the defective portion being recessed inward relative to a circumferential structure in which the arc portion is located, the arc portion being for abutment with the corresponding carbon tape cassette.
The beneficial effects of adopting the further scheme are as follows: the arc part is used for driving the carbon tape box to move by utilizing friction force, and the defect part can avoid an external structure, such as a side wall of the storage bin, when the printing frame moves.
Further, the winding and unwinding transmission module comprises a winding and unwinding support plate, a winding and unwinding transmission module, an unwinding transmission module and two carbon ribbon box transmission modules,
each carbon ribbon box transmission module comprises a guide shaft, a synchronous wheel, an annular steel sheet, a carbon ribbon box transmission module screw and a spring, wherein the guide shaft is fixedly connected with the winding and unwinding support plate, the synchronous wheel is rotatably arranged on the guide shaft, one end of the carbon ribbon box transmission module screw sequentially penetrates through the annular steel sheet and the spring and is fixedly connected with the synchronous wheel, the annular steel sheet is provided with a transmission notch,
the winding transmission module and the unwinding transmission module are fixedly connected with the winding and unwinding support plate and respectively connected with the synchronous wheels of the two carbon ribbon box transmission modules in a transmission way,
Each carbon ribbon box comprises a box body, a winding shaft and a unwinding shaft, wherein the winding shaft and the unwinding shaft are rotatably arranged in the box body, one ends of the winding shaft and the unwinding shaft are respectively provided with a convex tooth extending outwards along the radial direction of the winding shaft, the winding shaft and the unwinding shaft are respectively and detachably sleeved outside the two guide shafts, and the convex teeth are detachably spliced with the corresponding transmission gaps of the annular steel sheets.
The beneficial effects of adopting the further scheme are as follows: the power transmission is realized through the grafting of protruding tooth and transmission breach with the unreeling axle, and the guiding axle plays the supporting role to the unreeling axle. When the winding shaft or the unwinding shaft is inserted into the guide shaft during installation, if the transmission notch is not aligned with the convex tooth of the corresponding shaft, the convex tooth is abutted with the end face of the annular steel sheet, the annular steel sheet can overcome the elasticity of the spring to move for a certain distance, so that rigid collision is avoided, and the structural reliability is improved. When the synchronous wheel rotates for a certain angle, the transmission notch is naturally aligned with the convex tooth of the corresponding shaft, then the annular steel sheet can reset under the action of the elastic force of the spring, the transmission notch and the convex tooth are spliced, and the synchronous wheel can directly enter the printing process after continuing to rotate.
Further, unreel the transmission module and include unreel transmission shaft, press felt nut, felt ring and unreel synchronous pulley, unreel the rotatable pass of one end of transmission shaft receive and unreel the extension board and with press felt nut threaded connection, the felt ring presss from both sides to be established press felt nut with receive and unreel between the extension board, unreel the other end of transmission shaft with unreel synchronous pulley fixed connection, unreel synchronous pulley with corresponding synchronous pulley transmission connection.
The beneficial effects of adopting the further scheme are as follows: the felt ring provides damping for the unreeling transmission shaft, so that the unreeling of the carbon tape is stable. The compression felt nut and the unreeling transmission shaft rotate relatively, so that the pressure of the compression felt nut to the felt ring is regulated, and the damping generated between the felt ring and the unreeling support plate during rotation can be changed.
Further, each storage bin is further provided with a micro-motion limit switch and a plurality of storage bin guide wheels, the storage bin guide wheels are divided into two groups, the two groups of storage bin guide wheels are rotatably installed on two inner side walls of the storage bin respectively and are used for being in rolling butt with the carbon ribbon box in the moving process of the carbon ribbon box, and the micro-motion limit switch is fixed on one inner side wall of the storage bin and is used for detecting whether the carbon ribbon box moves in place.
The beneficial effects of adopting the further scheme are as follows: the micro-motion limit switch is used for detecting whether the carbon ribbon box is in the storage bin. The carbon ribbon box moves on the storage bin guide wheel, so that friction force in the moving process can be reduced.
Further, the printing motion screw rod assembly comprises a screw rod support, a screw rod nut block, a screw rod motor and a linear guide rail,
The screw rod support is fixedly arranged, the screw rod is rotatably arranged on the screw rod support, the screw rod nut block is in threaded connection with the screw rod and is fixedly connected with the printing head module, the screw rod motor is arranged on the screw rod support and is in transmission connection with the screw rod, the linear guide rail is arranged in parallel with the screw rod, the screw rod nut block or the printing head module is in sliding connection with the linear guide rail,
the storage bins are sequentially arranged along the length direction of the wire rod.
The beneficial effects of adopting the further scheme are as follows: the screw motor drives the screw to rotate, so that the screw nut block and the printing head module can axially move along the screw.
Further, print motion lead screw subassembly still includes motor fixing base, motor adjusting screw and motor cabinet fastening screw, the lead screw motor with lead screw belt drive connects, the lead screw motor with motor fixing base fixed connection, the motor fixing base has the vertical tensioning regulation hole that sets up of bar, motor cabinet fastening screw's one end pass tensioning regulation hole and with lead screw support threaded connection, the lead screw support has and extends to the regulation supporting shoe of motor fixing base top, motor adjusting screw's one end from top to bottom passes the regulation supporting shoe and with motor fixing base threaded connection.
The beneficial effects of adopting the further scheme are as follows: after the motor seat fastening screw is loosened, the motor adjusting screw can be rotated to adjust the height position of the motor fixing seat, so that belt transmission tensioning between the screw rod motor and the screw rod is realized, and transmission reliability is ensured. And after the adjustment, tightening the motor seat fastening screw to fix the motor fixing seat.
Drawings
FIG. 1 is a three-dimensional view of an automated carbon tape cassette loading and unloading system for thermal transfer printing according to the present utility model;
FIG. 2 is a side view of an automated carbon tape cassette loading and unloading system for thermal transfer printing of the present utility model;
FIG. 3 is an exploded view of the carbon tape cassette warehouse of the present utility model, showing the internal structure, with the upper housing plate not in the installed position;
FIG. 4 is a three-dimensional view of a printing motion lead screw assembly of the present utility model;
FIG. 5 is a view showing an installation structure of the screw motor of the present utility model;
FIG. 6 is a three-dimensional view of a printhead die set of the present utility model;
FIG. 7 is a three-dimensional view of the unwind and wind-up drive module of the present utility model;
FIG. 8 is an internal block diagram of a wrap-around transmission module of the present utility model;
FIG. 9 is a block diagram of an unwind drive module of the present utility model;
FIG. 10 is a partial cross-sectional view of a carbon ribbon cartridge drive module of the present utility model;
FIG. 11 is a three-dimensional view of the ring-shaped steel sheet of the present utility model;
FIG. 12 is a three-dimensional view of the loading and unloading transmission module of the present utility model;
FIG. 13 is a block diagram of a print frame of the present utility model;
FIG. 14 is a front view of a carbon ribbon cartridge body of the present utility model;
FIG. 15 is a top view of the carbon tape cartridge body of FIG. 14;
FIG. 16 is a front view of the unwind spool of the present utility model;
FIG. 17 is a top view of the take-up spool of the present utility model;
fig. 18 is a top view of the unwind spool of fig. 16.
In the drawings, the list of components represented by the various numbers is as follows:
1. a carbon ribbon box warehouse; 101. a fixed support; 102. a warehouse side plate; 103. a warehouse bottom plate; 104. an upper cover plate; 105. a partition side plate; 106. a storage bin guide wheel; 107. a micro-motion limit switch; 108. a plastic stopper; 109. a storage bin;
2. printing a moving screw rod assembly; 201. a screw rod tailstock; 202. a screw rod; 203. a screw nut block; 204. a screw rod head seat; 205. a screw motor; 206. a screw rod synchronous belt transmission assembly; 207. a motor fixing seat; 208. adjusting the supporting block; 209. a motor adjusting screw; 210. a motor base fastening screw;
3. a winding and unwinding transmission module; 301. winding and unwinding a supporting plate; 302. a winding transmission module; 303. unreeling the transmission module; 304. a carbon ribbon box transmission module; 305. a direct current speed reduction motor; 306. winding a first synchronous belt wheel; 307. winding a second synchronous pulley; 308. winding a first synchronous belt; 309. winding a second synchronous belt; 310. winding a transmission shaft; 311. unreeling a transmission shaft; 312. pressing a felt nut; 313. mao Zhanhuan; 314. unreeling the synchronous pulley; 315. double-pass hexagonal copper columns; 316. a guide shaft; 317. the shaft end is connected with the cover; 318. a synchronizing wheel; 319. an annular steel sheet; 3191. a transmission notch; 320. a synchronizing wheel collar; 321. a carbon tape box transmission module screw; 322. a spring;
4. Feeding and discharging transmission modules; 401. feeding and discharging brackets; 402. a cam drive shaft; 403. friction cams; 4031. an arc part; 4032. a defective portion; 404. a friction wheel; 405. feeding and discharging synchronous belt components; 406. feeding and discharging motors; 407. a micro photoelectric sensor; 408. a cam signal ring;
5. a printing frame; 501. a left side plate of the printing frame; 502. a printing frame upper cover plate; 503. a right side plate of the printing frame; 504. an RFID sensing module; 505. a micro switch; 506. a frame guide wheel; 507. an extension part;
6. a carbon ribbon cassette; 601. a carbon ribbon cartridge upper cover; 602. a lower cover of the carbon tape box; 603. a winding shaft; 604. a reel is unreeled; 605. a tooth; 606. a first signal bar; 607. a second signal bar; 608. rolling the flange; 609. and unreeling the flange.
Detailed Description
The principles and features of the present utility model are described below with examples given for the purpose of illustration only and are not intended to limit the scope of the utility model.
As shown in fig. 1-18, the embodiment provides an automatic feeding and discharging system for a carbon ribbon cartridge for thermal transfer printing, comprising a print head module, a carbon ribbon cartridge warehouse 1 and a plurality of carbon ribbon cartridges 6, wherein the carbon ribbon cartridge warehouse 1 is provided with a plurality of storage bins 109, one end of each storage bin 109 is provided with a storage bin inlet, one side of one end of each storage bin 109 is provided with a storage bin notch, a plurality of carbon ribbon cartridges 6 are correspondingly placed in the storage bins 109 one by one, one end of the print head module is provided with an outward protruding extension portion 507, the extension portion 507 is provided with a rotatable friction cam 403,
The print head module may be moved to enable the extension 507 to extend into the storage bin notch of one of the storage bins 109, and the friction cam 403 abuts against the carbon ribbon cartridge 6 in the storage bin 109, where the friction cam 403 drives the carbon ribbon cartridge 6 to move from the corresponding storage bin 109 into the print module and be detachably connected with the print module, or the friction cam 403 drives the carbon ribbon cartridge 6 to move from the print module into the corresponding storage bin 109.
The printhead die set can also be moved away from the carbon tape cassette warehouse 1 and printing takes place.
As shown in fig. 1, after the carbon tape in the carbon tape cartridge 6 is exhausted, the print head module may be moved to a position close to the carbon tape cartridge warehouse 1 and to an empty storage bin 109, and the friction cam 403 may move the carbon tape cartridge 6 backward from the print head module by friction, and unload the exhausted carbon tape cartridge 6 into the storage bin 109; and then to the magazine 109 where a new carbon tape cartridge 6 is loaded, the carbon tape cartridge 6 is moved forward from the magazine 109 into the printhead module by the friction cam 403, and the new carbon tape cartridge 6 is replaced. After the replacement of the carbon ribbon cartridge 6 is completed, the print head module may be moved to a print station adjacent to the print medium for printing. The time for replacing the carbon ribbon box 6 is greatly shortened, and the utilization rate of replacing the carbon ribbon and maintaining the loss is effectively reduced. The automatic feeding and discharging system of the carbon ribbon box has the functions of automatically loading and unloading the carbon ribbon box and on-line quick replacement of the carbon ribbon box, is compact in structure, does not need to be provided with additional carbon ribbon box clamping equipment, saves space for heat transfer equipment, reduces the influence of human intervention, and improves production efficiency.
Optionally, one side of one end of the storage bin 109 has a storage bin notch, which may be on the upper side wall of the storage bin 109, or on its lower, left or right side wall.
Specifically, as shown in fig. 1, the front end of the storage bin 109 has a storage bin inlet, and the rear end of the print head module has a loading and unloading opening. In one particular embodiment, the printhead die set has the extension 507 at the upper rear end, and the bin recess may be an upper sidewall of the bin 109.
As for the bin notch, the upper side wall of the bin 109 may be optionally notched at the front end of the upper cover plate 104 of the carbon tape cassette warehouse 1 corresponding to the bin 109, or, as shown in fig. 2, the length of the upper cover plate 104 in the front-rear direction is smaller than the warehouse bottom plate 103.
Specifically, in the process of replacing the carbon ribbon cartridge 6, the extension portion 507 of the print head module is located in one of the storage bin notches, so that the print head module and the carbon ribbon cartridge warehouse 1 are mutually embedded, smooth movement of the carbon ribbon cartridge 6 can be realized, and the structure of the feeding and discharging transmission module 4 for replacing the carbon ribbon cartridge 6 can be simplified.
Specifically, the device further comprises a controller, and the controller is in communication connection with the print head module and is used for controlling the movement or stop of the print head module and the start and stop of the friction cam 403.
In this embodiment, the plurality of carbon ribbon cartridges 6 may all accommodate carbon ribbons of the same color, and adapt to rapid replacement of carbon ribbons due to consumption, or the plurality of carbon ribbon cartridges 6 accommodate carbon ribbons of different colors, so as to realize replacement and printing between carbon ribbons of different colors.
Optionally, the print head module may be driven by the corresponding driving mechanism to perform at least one of the following actions: move left and right, up and down, and move back and forth.
On the basis of any one of the above schemes, the print head module comprises a print frame 5, a winding and unwinding transmission module 3 and an upper and lower transmission module 4, wherein the winding and unwinding transmission module 3 is fixedly connected with the print frame 5, the winding and unwinding transmission module 3 is detachably connected with the carbon ribbon box 6, one end of the print frame 5 is provided with an extension portion 507, and the upper and lower transmission module 4 is positioned on the upper portion in the print frame 5 and is provided with a friction cam 403.
The printing frame 5 is provided with a winding and unwinding transmission module 3 and an upper and lower material transmission module 4, the winding and unwinding transmission module 3 is used for driving the winding and unwinding of the carbon tape in the carbon tape box 6, and the upper and lower material transmission module 4 is used for realizing the loading and unloading of the carbon tape box 6.
Specifically, still install thermal transfer printing and beat printer head in the printing frame 5, after the carbon ribbon box 6 was installed to receive and release the transmission module 3, thermal transfer printing beat printer head was located the top of carbon ribbon box 6, and thermal transfer printing beat printer head and carbon ribbon top surface butt when printing.
Specifically, as shown in fig. 6 and 13, the printing frame 5 includes a printing frame left side plate 501, a printing frame upper cover plate 502, a printing frame right side plate 503 and an RFID sensing module 504, where the printing frame left side plate 501, the printing frame upper cover plate 502 and the printing frame right side plate 503 are sequentially connected to form a C-shaped frame, the winding and unwinding transmission module 3 is fixed at the front end of the C-shaped frame, and the RFID sensing module 504 is fixed on the printing frame left side plate 501 or the printing frame right side plate 503.
On the basis of any one of the above schemes, the device further comprises a micro switch 505 and a plurality of frame guide wheels 506, wherein the plurality of frame guide wheels 506 are divided into two groups, the two groups of frame guide wheels 506 are respectively rotatably installed on two inner side walls of the printing frame 5 and are used for rolling and abutting against the carbon ribbon cassette 6 in the moving process of the carbon ribbon cassette 6, and the micro switch 505 is fixed on one inner side wall of the printing frame 5 and is arranged close to the extension portion 507 and is used for detecting whether the movement of the carbon ribbon cassette 6 is in place.
The carbon ribbon cartridge 6 moves on the frame guide roller 506 during loading and unloading, and the movement resistance is reduced. The micro-micro switch 505 is used to detect whether the carbon ribbon cartridge 6 moves in place, and the micro-micro switch 505 is triggered during the movement of the carbon ribbon cartridge 6, and since the micro-micro switch 505 is disposed near the extension portion 507, the micro-micro switch 505 is not triggered after the carbon ribbon cartridge 6 is completely installed in the printing frame 5, and obviously, the micro-micro switch 505 is not triggered when the carbon ribbon cartridge 6 is not located in the printing frame 5. Thus, by acquiring the signal of the micro-micro switch 505, the controller can determine that the carbon tape cassette 6 is moved into place (fully loaded or removed from the print frame 5) when the micro-micro switch 505 is not triggered.
Specifically, the outer wall of the carbon ribbon cartridge 6 may be a smooth plane, and the installation position of the micro-switch 505 is such that the micro-switch 505 is not triggered after the carbon ribbon cartridge 6 is completely installed in the printing frame 5; or as shown in fig. 14 and 15, the outer wall of the carbon ribbon cartridge 6 is provided with a first signal strip 606 for triggering the micro-micro switch 505, and the length of the first signal strip 606 is such that the micro-micro switch 505 is not triggered after the carbon ribbon cartridge 6 is completely installed in the printing frame 5.
Specifically, the axis of the frame guide 506 is disposed horizontally and perpendicular to the moving direction of the carbon ribbon cartridge 6. That is, the axis of the frame idler 506 is horizontally disposed in the left-right direction.
On the basis of any one of the above schemes, as shown in fig. 12, the feeding and discharging transmission module 4 includes a feeding and discharging support 401, a feeding and discharging motor 406, a friction wheel 404 and a friction cam 403, the feeding and discharging support 401 is fixed on the upper portion in the printing frame 5, the feeding and discharging motor 406 is fixedly connected with the feeding and discharging support 401 and is respectively in transmission connection with the friction wheel 404 and the friction cam 403, and the friction cam 403 and the friction wheel 404 are sequentially arranged along the direction from one end to the other end of the printing frame 5.
After the carbon tape cassette 6 is fed into the printing frame 5 by the friction cam 403, the friction wheel 404 near the inside of the printing frame 5 pushes the carbon tape cassette 6 together with the friction cam 403 to be fully loaded. On the contrary, when unloading, the friction wheel 404 and the friction cam 403 push the carbon tape cassette 6 together to move outside the printing frame 5, and after the carbon tape cassette 6 is separated from the friction wheel 404, the friction cam 403 continues to feed the carbon tape cassette 6 into the storage bin 109.
Alternatively, the friction wheel 404 and the friction cam 403 may be one, and the friction wheel 404 and the friction cam 403 are disposed on the left side, the middle side or the right side of the upper and lower support 401; alternatively, the two friction wheels 404 and the two friction cams 403 are respectively arranged on the left and right sides of the feeding and discharging support 401, and the two friction cams 403 are respectively arranged on the left and right sides of the feeding and discharging support 401.
On the basis of any one of the above-mentioned schemes, the friction cam 403 includes an arc portion 4031 and a defect portion 4032 that are connected together, the defect portion 4032 is recessed inward with respect to a circumferential structure where the arc portion 4031 is located, and the arc portion 4031 is used for abutting against the corresponding carbon ribbon cartridge 6.
The arc portion 4031 is used to drive the carbon ribbon cartridge 6 to move by friction, and the defect portion 4032 may avoid an external structure, such as a side wall of the storage bin 109, when the printing frame 5 moves.
Alternatively, the friction cam 403 may be a sector or a semicircle, and the defect 4032 refers to: a straight edge of a sector or semicircle; alternatively, the friction cam 403 may be a shape in which a part is cut off at one side of the circular shape, and may be a shape in which a part is cut off by a convex arc line, for example, as shown in fig. 12, the shape of the friction cam 403 is similar to a convex moon, the defect portion 4032 is a portion of an arc line for cutting the circular shape, and the defect portion 4032 is for avoiding the structure. In one particular embodiment, the defect 4032 has a central angle of about 35 ° and is configured to clear the side wall of the cartridge 6 or the magazine 109 when the print frame 5 is moved side-to-side. Specifically, the friction cam 403 can avoid collision with the partition side plate 105 of the carbon tape cassette warehouse 1 when the center line of the central angle of the defect portion 4032 is vertical, and can be used to push the carbon tape cassette 6 to feed when the friction cam 403 rotates to other positions.
In one specific embodiment, the loading and unloading transmission module 4 further includes a cam transmission shaft 402, an loading and unloading synchronous belt assembly 405, a micro photoelectric sensor 407 and a cam signal ring 408, the cam transmission shaft 402 is rotatably installed on the loading and unloading support 401, two ends of the cam transmission shaft are respectively fixed with a friction cam 403, the cam signal ring 408 is fixed in the middle of the cam transmission shaft 402, the micro photoelectric sensor 407 is fixedly connected with the loading and unloading support 401 and is used for detecting the cam signal ring 408, the loading and unloading motor 406 is in belt transmission connection with the cam transmission shaft 402, and the loading and unloading motor 406 is also in transmission connection with the installation shaft of the friction wheel 404 through the loading and unloading synchronous belt assembly 405. Specifically, when the center line of the central angle of the defective portion 4032 of the friction cam 403 is vertical, the cam signal ring 408 triggers the micro photoelectric sensor 407, so that a controller in communication with the micro photoelectric sensor 407 can know the position of the friction cam 403, and when the carbon tape cassette 6 is not replaced, the cam signal ring 408 is rotated to the position, so that interference between the friction cam 403 and other structures can be avoided.
Specifically, the outer ring of the friction cam 403 is wrapped with a rubber ring, and a certain friction force is generated when the friction cam contacts with the carbon ribbon cartridge 6 in operation to promote the carbon ribbon cartridge 6 to feed. Similarly, the outer ring of the friction wheel 404 is also wrapped with a rubber ring, and the friction wheel 404 is matched with the friction cam 403 to enable the carbon tape box 6 to move in a feeding way.
On the basis of any one of the above schemes, as shown in fig. 7, 10 and 11, the winding and unwinding transmission module 3 comprises a winding and unwinding support plate 301, a winding transmission module 302, an unwinding transmission module 303 and two carbon ribbon box transmission modules 304,
each carbon ribbon cartridge transmission module 304 comprises a guide shaft 316, a synchronizing wheel 318, an annular steel sheet 319, a carbon ribbon cartridge transmission module screw 321 and a spring 322, wherein the guide shaft 316 is fixedly connected with the winding and unwinding support plate 301, the synchronizing wheel 318 is rotatably arranged on the guide shaft 316, one end of the carbon ribbon cartridge transmission module screw 321 sequentially penetrates through the annular steel sheet 319 and the spring 322 and is fixedly connected with the synchronizing wheel 318, the annular steel sheet 319 is provided with a transmission notch 3191,
the winding transmission module 302 and the unwinding transmission module 303 are fixedly connected with the winding and unwinding support plate 301 and respectively connected with the synchronous wheels 318 of the two carbon ribbon box transmission modules 304 in a transmission way,
Each carbon ribbon cartridge 6 comprises a cartridge body, a winding shaft 603 and a unwinding shaft 604 rotatably mounted in the cartridge body, one ends of the winding shaft 603 and the unwinding shaft 604 are respectively provided with a convex tooth 605 extending outwards along the radial direction of the winding shaft 603, the winding shaft 603 and the unwinding shaft 604 are respectively and detachably sleeved outside the two guide shafts 316, and the convex tooth 605 is detachably inserted into the transmission notch 3191 of the corresponding annular steel sheet 319.
The winding shaft 603 and the unwinding shaft 604 are connected with the transmission notch 3191 in an inserting mode through the convex teeth 605 to achieve power transmission, and the guide shaft 316 plays a supporting role on the winding shaft 603 and the unwinding shaft 604. When the winding shaft 603 or the unwinding shaft 604 is inserted into the guide shaft 316 during installation, if the transmission notch 3191 is not aligned with the convex tooth 605 of the corresponding shaft, the convex tooth 605 is abutted against the end face of the annular steel sheet 319, and the annular steel sheet 319 can move a distance against the elastic force of the spring 322, so that rigid collision is avoided, and structural reliability is improved. When the synchronizing wheel 318 rotates a certain angle, the transmission notch 3191 is naturally aligned with the convex tooth 605 of the corresponding shaft, then the annular steel sheet 319 can be reset under the action of the elastic force of the spring 322, the transmission notch 3191 and the convex tooth 605 are spliced, and the synchronizing wheel 318 can directly enter the printing process after continuing to rotate.
Specifically, the winding and unwinding support plate 301 is vertically disposed and is fixed to the front side of the printing frame 5 as a cover plate of the printing frame 5, and plays a role in connection and support.
As shown in fig. 11 and 16, the annular steel sheet 319 is provided with a plurality of transmission notches 3191 at intervals in the circumferential direction, and correspondingly, the winding shaft 603 and the unwinding shaft 604 are provided with a plurality of teeth 605 in the circumferential direction. The front view of the take-up spool 603 is the same as the front view of the pay-off spool 604 of fig. 16.
Specifically, as shown in fig. 10, each of the carbon ribbon cartridge transmission modules 304 further includes a synchronizing wheel collar 320 and a shaft end connection cover 317, one end of the guiding shaft 316 passes through the winding and unwinding support plate 301 and is fixedly connected with the shaft end connection cover 317, the shaft end connection cover 317 is fixedly connected with the winding and unwinding support plate 301, the guiding shaft 316 is rotatably connected with the synchronizing wheel collar 320 through a bearing, and the outer side of the synchronizing wheel collar 320 is connected with the synchronizing wheel 318 through interference fit.
Specifically, as shown in fig. 8, the winding transmission module 302 includes a direct current gear motor 305, a winding first synchronous pulley 306, a winding second synchronous pulley 307, a winding first synchronous belt 308, a winding second synchronous belt 309 and a winding transmission shaft 310, the direct current gear motor 305 is fixed on the winding and unwinding support plate 301, an output shaft of the direct current gear motor is provided with the winding first synchronous pulley 306, the winding transmission shaft 310 is rotatably arranged on the winding and unwinding support plate 301, two ends of the winding transmission shaft 310 are respectively fixed with the winding second synchronous pulley 307 and the winding second synchronous belt 309, the winding second synchronous pulley 307 is in belt transmission connection with the winding first synchronous pulley 306 through the winding first synchronous belt 308, and the winding second synchronous belt 309 is in belt transmission connection with the corresponding synchronous pulley 318.
Specifically, as shown in fig. 14-18, the case body of the carbon ribbon case 6 includes a carbon ribbon case upper cover 601 and a carbon ribbon case lower cover 602, the carbon ribbon case lower cover 602 is provided with two sets of U-shaped notches, the end of the winding shaft 603 is provided with a winding flange 608 extending radially outwards, a winding groove is formed at one side of the winding flange 608, the end of the unwinding shaft 604 is provided with an unwinding flange 609 extending radially outwards, an unwinding groove is formed at one side of the unwinding flange 609, and the winding shaft 603 and the unwinding shaft 604 are rotatably clamped in the two sets of U-shaped notches through the winding groove and the unwinding groove, respectively. Preferably, the diameters of the winding flange 608 and the unwinding flange 609 are different, so that the reverse winding of the two shafts can be avoided, and the fool-proof design is realized. The left side or the right side of the top wall of the upper cover 601 of the carbon ribbon cartridge is provided with the first signal strip 606.
On the basis of any one of the above schemes, as shown in fig. 9 and 7, the unreeling transmission module 303 includes an unreeling transmission shaft 311, a felt pressing nut 312, a felt ring 313 and an unreeling synchronous pulley 314, one end of the unreeling transmission shaft 311 rotatably passes through the unreeling support plate 301 and is in threaded connection with the felt pressing nut 312, the Mao Zhanhuan 313 is clamped between the felt pressing nut 312 and the unreeling support plate 301, the other end of the unreeling transmission shaft 311 is fixedly connected with the unreeling synchronous pulley 314, and the unreeling synchronous pulley 314 is in transmission connection with the corresponding synchronous pulley 318.
Specifically, the unreeling transmission module 303 further includes a bi-pass hexagonal copper column 315, one end of the bi-pass hexagonal copper column 315 is fixedly connected with the unreeling support plate 301, and the other end is fixed with an unreeling transmission cover plate. Optionally, the other end of the unreeling transmission shaft 311 rotatably passes through an unreeling transmission cover plate, and the unreeling transmission cover plate plays a supporting role.
Specifically, the unwind timing pulleys 314 are belt-driven connected to respective timing pulleys 318.
On the basis of any one of the above schemes, as shown in fig. 3, each storage bin 109 is further provided with a micro-motion limit switch 107 and a plurality of storage bin guide wheels 106, the plurality of storage bin guide wheels 106 are divided into two groups, the two groups of storage bin guide wheels 106 are rotatably mounted on two inner side walls of the storage bin 109 respectively and are used for rolling and abutting with the carbon ribbon box 6 in the moving process of the carbon ribbon box 6, and the micro-motion limit switch 107 is fixed on one of the inner side walls of the storage bin 109 and is used for detecting whether the movement of the carbon ribbon box 6 is in place.
The micro-limit switch 107 is used to detect whether the carbon ribbon cartridge 6 is in the storage bin 109. The carbon ribbon cartridge 6 moves on the storage bin guide wheel 106, so that friction force in the moving process can be reduced, and the storage bin guide wheel 106 can also provide support for the carbon ribbon cartridge 6 after the carbon ribbon cartridge 6 is completely moved into the storage bin 109.
Specifically, during loading or unloading of the carbon ribbon cartridge 6, the carbon ribbon cartridge 6 triggers the micro-motion limit switch 107, and after the carbon ribbon cartridge 6 is pushed into place into the storage bin 109 or completely removed from the storage bin 109, the micro-motion limit switch 107 is not triggered. Thus, the controller can determine that the carbon ribbon cartridge 6 is moving in place when the micro limit switch 107 is not triggered by acquiring the signal of the micro limit switch 107.
Specifically, a second signal bar 607 for triggering the micro-motion limit switch 107 is provided on the left side or the right side of the top wall of the upper cover 601 of the carbon ribbon cartridge. Alternatively, the first signal bar 606 and the second signal bar 607 may be located on the same side of the carbon ribbon cartridge 6, and the micro-limit switch 107 and the micro-micro switch 505 are located on the same side of the carbon ribbon cartridge 6; alternatively, as shown in fig. 3 and 13, the first signal bar 606 and the second signal bar 607 are respectively located at both sides of the carbon ribbon cartridge 6, the micro limit switch 107 is fixed to the left side wall of the storage bin 109, and the micro switch 505 is fixed to the right side wall of the printing frame 5.
On the basis of any scheme, as shown in fig. 4 and 5, the printing motion screw assembly 2 is further included, the printing motion screw assembly 2 comprises a screw support, a screw 202, a screw nut block 203, a screw motor 205 and a linear guide rail,
the screw rod support is fixedly arranged, the screw rod 202 is rotatably arranged on the screw rod support, the screw rod nut block 203 is in threaded connection with the screw rod 202 and is fixedly connected with the printing head module, the screw rod motor 205 is arranged on the screw rod support and is in transmission connection with the screw rod 202, the linear guide rail is arranged in parallel with the screw rod 202, the screw rod nut block 203 or the printing head module is in sliding connection with the linear guide rail,
the plurality of storage bins 109 are sequentially arranged along the length direction of the screw 202.
The lead screw motor 205 drives the lead screw 202 to rotate so that the lead screw nut block 203 and the printhead die set can move axially along the lead screw 202.
Specifically, the lead screw nut block 203 is fixedly connected with the top wall of the printing frame 5.
Specifically, the screw support comprises a screw tail seat 201 and a screw head seat 204, and two ends of the screw 202 are respectively rotatably arranged on the screw tail seat 201 and the screw head seat 204. A lead screw motor 205 is mounted on either the lead screw tail stock 201 or the lead screw head stock 204. In one embodiment as shown in fig. 4 and 5, the lead screw motor 205 is mounted on the lead screw head stock 204.
The printing motion screw assembly 2 further comprises a screw synchronous belt transmission assembly 206, and the screw motor 205 is in transmission connection with the screw 202 through the screw synchronous belt transmission assembly 206.
The storage bins 109 are sequentially arranged along the length direction of the screw rod 202, and the storage bins 109 can be of a plurality of independent frame structures; alternatively, in one specific embodiment, as shown in fig. 3, the carbon ribbon cartridge warehouse 1 includes a fixing support 101, a warehouse side plate 102, a warehouse bottom plate 103, an upper cover plate 104 and a partition side plate 105, where the two warehouse side plates 102 are respectively fixed at two ends of the warehouse bottom plate 103, the two warehouse side plates 102 are respectively fixedly connected with the fixing support 101 at two sides, the partition side plates 105 are vertically and alternately arranged and fixed on the warehouse bottom plate 103, a storage bin 109 is formed between two adjacent partition side plates 105, and the upper cover plate 104 is fixed at the upper ends of the partition side plates 105.
The upper cover plate 104 can be used for placing circuit boards, power supplies, drag chains and the like, and shielding the bin 109 from dust.
Specifically, at least one plastic stopper 108 is further fixed to the rear end of each storage bin 109, so as to prevent the carbon ribbon cartridge 6 from falling out of the rear end of the storage bin 109. Alternatively, a plate-like end wall may be attached to the rear end of the storage bin 109 to limit the movement range of the carbon tape cassette 6.
On the basis of any one of the above schemes, the printing motion screw assembly 2 further comprises a motor fixing seat 207, a motor adjusting screw 209 and a motor seat fastening screw 210, the screw motor 205 is in belt transmission connection with the screw 202, the screw motor 205 is fixedly connected with the motor fixing seat 207, the motor fixing seat 207 is provided with a tensioning adjusting hole vertically arranged in a strip shape, one end of the motor seat fastening screw 210 penetrates through the tensioning adjusting hole and is in threaded connection with the screw seat, the screw seat is provided with an adjusting supporting block 208 extending to the upper side of the motor fixing seat 207, and one end of the motor adjusting screw 209 penetrates through the adjusting supporting block 208 from top to bottom and is in threaded connection with the motor fixing seat 207.
After the motor seat fastening screw 210 is loosened, the motor adjusting screw 209 can be rotated to adjust the up-down position of the motor fixing seat 207, so that the tension of belt transmission between the screw motor 205 and the screw 202 is realized, and the transmission reliability is ensured. After the synchronous belt is adjusted to a proper tensioning degree, the motor seat fastening screw 210 is screwed down again to fix the motor fixing seat 207.
Wherein, tensioning adjustment hole and motor cabinet fastening screw 210 all are equipped with a plurality of. In one particular embodiment, four tension adjustment holes and motor mount binding screws 210 are provided.
Wherein, lead screw motor 205 and motor fixing base 207 fixed connection, lead screw motor 205 and motor fixing base 207 can be located the same side of lead screw headstock 204, or lead screw motor 205 and motor fixing base 207 are located the both sides of lead screw headstock 204, have enough big hole of dodging on the lead screw headstock 204, lead screw motor 205 passes this hole of dodging and with motor fixing base 207 fixed connection.
The working process of the automatic feeding and discharging system for the carbon ribbon box for thermal transfer printing is as follows:
initially, the carbon ribbon cartridges 6 are manually pushed into the storage bins 109, the carbon ribbon cartridges 6 can be loaded into each storage bin 109, in the loading process of the carbon ribbon cartridges 6, the micro-motion limit switch 107 on the partition side plate 105 is pulled up to be closed by the second signal strip 607 on the carbon ribbon cartridges 6, after the carbon ribbon cartridges 6 are pushed into place, the micro-motion limit switch 107 is pulled down, and at the moment, the carbon ribbon cartridges 6 are manually installed in place, and the system is ready before working.
When the printer is started, the controller issues a loading instruction of the carbon tape box 6, and before the print head module moves to the corresponding storage bin 109, the feeding and discharging motor 406 in the feeding and discharging transmission module 4 drives the friction cam 403 and the friction wheel 404 to move, and the carbon tape box 6 starts to feed to the printing frame 5. At the same time, the micro-motion limit switch 107 is pulled up to be closed, and a feeding signal is transmitted. When the micro-limit switch 107 is pulled down, it represents that the carbon tape cassette 6 has entered the print frame 5. At the same time, the micro-switch 505 on the print frame 5 is pulled up, and the take-up shaft 603 and the pay-off shaft 604 of the carbon tape cassette 6 are sleeved into the two guide shafts 316. When the carbon ribbon cartridge 6 is in place, the micro-switch 505 is pulled down. Meanwhile, in the winding and unwinding transmission module 3, the annular steel sheet 319 is pressed forward Fang Pingyi by the winding shaft 603 and the unwinding shaft 604. Further, the direct current gear motor 305 of the winding transmission module 302 rotates the synchronizing wheel 318 in the carbon ribbon box transmission module 304 by a certain angle, and as two ends of the carbon ribbon are respectively wound on the winding shaft 603 and the unwinding shaft 604, the convex teeth 605 on the winding shaft 603 are clamped into the transmission gaps 3191 of the corresponding annular steel sheets 319, and the annular steel sheets 319 are reset in a rebound manner, so that the winding shaft 603 and the synchronizing wheel 318 synchronously rotate to drive the unwinding shaft 604 to rotate, and the corresponding convex teeth 605 are also clamped into the transmission gaps 3191 of the corresponding annular steel sheets 319. At the same time, the feeding and discharging motor 406 drives the friction cam 403 to rotate, and when the cam signal ring 408 gives a signal to the micro photoelectric sensor 407, the defective portion 4032 of the friction cam 403 moves downward to the right position. The loading of the carbon tape cassette 6 is completed.
The unloading of the carbon ribbon cartridge is the reverse movement of loading, before the printing head module moves to the empty storage bin 109, the loading and unloading motor 406 in the loading and unloading transmission module 4 drives the friction cam 403 and the friction wheel 404 to move, the carbon ribbon cartridge 6 is fed to the storage bin 109, the convex teeth 605 are separated from the corresponding annular steel sheets 319, and the winding shaft 603 and the unwinding shaft 604 are separated from the corresponding guide shafts 316. At the same time, the micro-motion limit switch 107 is pulled up to be closed, and a feeding signal is transmitted. When the micro-limit switch 107 is pulled down, it represents that the carbon tape cassette 6 has entered the storage bin 109 to complete unloading.
In the description of the present utility model, it should be noted that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.
In the present utility model, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.
In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
The foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the utility model are intended to be included within the scope of the utility model.
Claims (10)
1. The automatic carbon tape box feeding and discharging system for thermal transfer printing is characterized by comprising a printing head module, a carbon tape box warehouse (1) and a plurality of carbon tape boxes (6), wherein the carbon tape box warehouse (1) is provided with a plurality of storage bins (109), one end of each storage bin (109) is provided with a storage bin inlet, one side of one end of each storage bin (109) is provided with a storage bin notch, a plurality of the carbon tape boxes (6) are correspondingly placed in the storage bins (109), one end of the printing head module is provided with an outward protruding extension part (507), the extension part (507) is provided with a rotatable friction cam (403),
The printing head module can move to enable the extension part (507) to extend into a storage bin notch of one storage bin (109), the friction cam (403) is abutted with the carbon ribbon box (6) in the storage bin (109), the friction cam (403) drives the carbon ribbon box (6) to move from the corresponding storage bin (109) to the printing module and be detachably connected with the printing module, or the friction cam (403) drives the carbon ribbon box (6) to move from the printing module to the corresponding storage bin (109).
2. The automatic feeding and discharging system for the carbon ribbon cartridge for thermal transfer printing according to claim 1, wherein the printing head module comprises a printing frame (5), a winding and unwinding transmission module (3) and a feeding and discharging transmission module (4) which are fixedly connected with the printing frame (5), the winding and unwinding transmission module (3) is detachably connected with the carbon ribbon cartridge (6), one end of the printing frame (5) is provided with the extension portion (507), and the feeding and discharging transmission module (4) is positioned at the upper portion in the printing frame (5) and is provided with the friction cam (403).
3. The automatic feeding and discharging system for the carbon ribbon cartridge for thermal transfer printing according to claim 2, further comprising a micro switch (505) and a plurality of frame guide wheels (506), wherein the plurality of frame guide wheels (506) are divided into two groups, the two groups of frame guide wheels (506) are rotatably mounted on two inner side walls of the printing frame (5) respectively and are used for being in rolling contact with the carbon ribbon cartridge (6) in the moving process of the carbon ribbon cartridge (6), and the micro switch (505) is fixed on one inner side wall of the printing frame (5) and is arranged close to the extension portion (507) for detecting whether the movement of the carbon ribbon cartridge (6) is in place.
4. The automatic feeding and discharging system for the carbon ribbon cartridge for the thermal transfer printing according to claim 2, wherein the feeding and discharging transmission module (4) comprises a feeding and discharging support (401), a feeding and discharging motor (406), a friction wheel (404) and a friction cam (403), the feeding and discharging support (401) is fixed on the upper portion in the printing frame (5), the feeding and discharging motor (406) is fixedly connected with the feeding and discharging support (401) and is respectively in transmission connection with the friction wheel (404) and the friction cam (403), and the friction cam (403) and the friction wheel (404) are sequentially arranged along the direction from one end to the other end of the printing frame (5).
5. The automatic feeding and discharging system for the carbon ribbon cartridge for thermal transfer printing according to claim 4, wherein the friction cam (403) comprises an arc portion (4031) and a defect portion (4032) which are connected with each other, the defect portion (4032) is recessed inwards relative to a circumferential structure where the arc portion (4031) is located, and the arc portion (4031) is used for abutting against the corresponding carbon ribbon cartridge (6).
6. The automatic feeding and discharging system for the carbon ribbon cartridge for thermal transfer printing according to claim 2, wherein the winding and unwinding transmission module (3) comprises a winding and unwinding support plate (301), a winding transmission module (302), an unwinding transmission module (303) and two carbon ribbon cartridge transmission modules (304),
Each carbon ribbon box transmission module (304) comprises a guide shaft (316), a synchronizing wheel (318), an annular steel sheet (319), a carbon ribbon box transmission module screw (321) and a spring (322), wherein the guide shaft (316) is fixedly connected with the winding and unwinding support plate (301), the synchronizing wheel (318) is rotatably arranged on the guide shaft (316), one end of the carbon ribbon box transmission module screw (321) sequentially penetrates through the annular steel sheet (319) and the spring (322) and is fixedly connected with the synchronizing wheel (318), the annular steel sheet (319) is provided with a transmission notch (3191),
the winding transmission module (302) and the unwinding transmission module (303) are fixedly connected with the winding and unwinding support plate (301) and respectively connected with the synchronous wheels (318) of the two carbon ribbon box transmission modules (304) in a transmission way,
each carbon ribbon box (6) comprises a box body, a winding shaft (603) and a unwinding shaft (604) which are rotatably arranged in the box body, wherein the winding shaft (603) and one end of the unwinding shaft (604) are respectively provided with a convex tooth (605) which extends outwards along the radial direction of the winding shaft, the winding shaft (603) and the unwinding shaft (604) are respectively and detachably sleeved outside the two guide shafts (316), and the convex tooth (605) is detachably spliced with the transmission notch (3191) of the corresponding annular steel sheet (319).
7. The automatic feeding and discharging system for the carbon ribbon cartridge for thermal transfer printing according to claim 6, wherein the feeding and discharging transmission module (303) comprises a feeding and discharging transmission shaft (311), a felt pressing nut (312), a felt ring (313) and a feeding and discharging synchronous pulley (314), one end of the feeding and discharging transmission shaft (311) rotatably penetrates through the winding and discharging support plate (301) and is in threaded connection with the felt pressing nut (312), the felt ring (313) is clamped between the felt pressing nut (312) and the winding and discharging support plate (301), the other end of the feeding and discharging transmission shaft (311) is fixedly connected with the feeding and discharging synchronous pulley (314), and the feeding and discharging synchronous pulley (314) is in transmission connection with the corresponding synchronous pulley (318).
8. The automatic feeding and discharging system for the carbon ribbon cartridge for thermal transfer printing according to claim 1, wherein each storage bin (109) is further provided with a micro-motion limit switch (107) and a plurality of storage bin guide wheels (106), the storage bin guide wheels (106) are divided into two groups, the two groups of storage bin guide wheels (106) are rotatably installed on two inner side walls of the storage bin (109) respectively and are used for being in rolling contact with the carbon ribbon cartridge (6) in the moving process of the carbon ribbon cartridge (6), and the micro-motion limit switch (107) is fixed on one inner side wall of the storage bin (109) and is used for detecting whether the movement of the carbon ribbon cartridge (6) is in place.
9. An automatic loading and unloading system for a carbon tape cassette for thermal transfer printing according to any one of claims 1-8, further comprising a printing motion screw assembly (2), the printing motion screw assembly (2) comprising a screw support, a screw (202), a screw nut block (203), a screw motor (205) and a linear guide,
the screw rod support is fixedly arranged, the screw rod (202) is rotatably arranged on the screw rod support, the screw rod nut block (203) is in threaded connection with the screw rod (202) and is fixedly connected with the printing head module, the screw rod motor (205) is arranged on the screw rod support and is in transmission connection with the screw rod (202), the linear guide rail is arranged in parallel with the screw rod (202), the screw rod nut block (203) or the printing head module is in sliding connection with the linear guide rail,
the storage bins (109) are sequentially arranged along the length direction of the screw rod (202).
10. The automatic feeding and discharging system for a carbon ribbon cartridge for thermal transfer printing according to claim 9, wherein the printing motion screw assembly (2) further comprises a motor fixing seat (207), a motor adjusting screw (209) and a motor seat fastening screw (210), the screw motor (205) is in belt transmission connection with the screw (202), the screw motor (205) is fixedly connected with the motor fixing seat (207), the motor fixing seat (207) is provided with a tensioning adjusting hole vertically arranged in a strip shape, one end of the motor seat fastening screw (210) penetrates through the tensioning adjusting hole and is in threaded connection with the screw seat, the screw seat is provided with an adjusting supporting block (208) extending above the motor fixing seat (207), and one end of the motor adjusting screw (209) penetrates through the adjusting supporting block (208) from top to bottom and is in threaded connection with the motor fixing seat (207).
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CN202223575228.2U CN219055798U (en) | 2022-12-30 | 2022-12-30 | Automatic feeding and discharging system for carbon ribbon box for thermal transfer printing |
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CN202223575228.2U CN219055798U (en) | 2022-12-30 | 2022-12-30 | Automatic feeding and discharging system for carbon ribbon box for thermal transfer printing |
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CN202223575228.2U Active CN219055798U (en) | 2022-12-30 | 2022-12-30 | Automatic feeding and discharging system for carbon ribbon box for thermal transfer printing |
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