CN114161845B - System for cooling, guiding and cutting thermal melting printing engineering drawing paper - Google Patents
System for cooling, guiding and cutting thermal melting printing engineering drawing paper Download PDFInfo
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- CN114161845B CN114161845B CN202110118414.4A CN202110118414A CN114161845B CN 114161845 B CN114161845 B CN 114161845B CN 202110118414 A CN202110118414 A CN 202110118414A CN 114161845 B CN114161845 B CN 114161845B
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- guide
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- 238000001816 cooling Methods 0.000 title claims abstract description 54
- 238000005520 cutting process Methods 0.000 title claims abstract description 20
- 238000007639 printing Methods 0.000 title abstract description 19
- 238000002844 melting Methods 0.000 title description 3
- 230000008018 melting Effects 0.000 title description 3
- 238000003825 pressing Methods 0.000 claims abstract description 44
- 230000007246 mechanism Effects 0.000 claims abstract description 32
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 46
- 238000007651 thermal printing Methods 0.000 claims description 16
- 229910000831 Steel Inorganic materials 0.000 claims description 10
- 239000010959 steel Substances 0.000 claims description 10
- 230000006835 compression Effects 0.000 claims description 9
- 238000007906 compression Methods 0.000 claims description 9
- 239000007788 liquid Substances 0.000 claims description 7
- XBWAZCLHZCFCGK-UHFFFAOYSA-N 7-chloro-1-methyl-5-phenyl-3,4-dihydro-2h-1,4-benzodiazepin-1-ium;chloride Chemical compound [Cl-].C12=CC(Cl)=CC=C2[NH+](C)CCN=C1C1=CC=CC=C1 XBWAZCLHZCFCGK-UHFFFAOYSA-N 0.000 claims description 6
- 230000000712 assembly Effects 0.000 claims description 6
- 238000000429 assembly Methods 0.000 claims description 6
- 230000000149 penetrating effect Effects 0.000 claims description 6
- 210000001503 joint Anatomy 0.000 claims description 5
- 230000001360 synchronised effect Effects 0.000 claims description 4
- 238000013016 damping Methods 0.000 claims description 3
- 239000012943 hotmelt Substances 0.000 abstract description 3
- 239000000758 substrate Substances 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 16
- 230000008569 process Effects 0.000 description 16
- 230000009471 action Effects 0.000 description 6
- 239000000498 cooling water Substances 0.000 description 6
- 239000003507 refrigerant Substances 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 230000003139 buffering effect Effects 0.000 description 2
- 230000006698 induction Effects 0.000 description 2
- 239000006096 absorbing agent Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J11/00—Devices or arrangements of selective printing mechanisms, e.g. ink-jet printers or thermal printers, for supporting or handling copy material in sheet or web form
- B41J11/0015—Devices or arrangements of selective printing mechanisms, e.g. ink-jet printers or thermal printers, for supporting or handling copy material in sheet or web form for treating before, during or after printing or for uniform coating or laminating the copy material before or after printing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J11/00—Devices or arrangements of selective printing mechanisms, e.g. ink-jet printers or thermal printers, for supporting or handling copy material in sheet or web form
- B41J11/0005—Curl smoothing, i.e. smoothing down corrugated printing material, e.g. by pressing means acting on wrinkled printing material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J11/00—Devices or arrangements of selective printing mechanisms, e.g. ink-jet printers or thermal printers, for supporting or handling copy material in sheet or web form
- B41J11/66—Applications of cutting devices
- B41J11/70—Applications of cutting devices cutting perpendicular to the direction of paper feed
Landscapes
- Handling Of Sheets (AREA)
Abstract
The invention relates to a paper receiving, cooling, guiding and cutting system for a hot melt printing engineering drawing, which comprises a paper guide mechanism and a cutting mechanism, wherein the paper guide mechanism comprises a strip-shaped paper guide plate, a plurality of pairs of upper paper rubbing rollers and lower paper rubbing rollers, the paper guide plate is horizontally fixed on a printer frame, the upper paper rubbing rollers and the lower paper rubbing rollers are tangent in a one-to-one correspondence manner and are respectively distributed on the upper side and the lower side of the paper guide plate, all the upper paper rubbing rollers are coaxially fixed on a driving rotating shaft, the cutting mechanism is arranged on one side, far away from the paper receiving plate, of the paper guide mechanism, and the cutting mechanism comprises a supporting bracket rod, a swinging pressing plate, a guiding supporting section bar and a cutter assembly; the cutter assembly is slidably mounted on the guide support section bar through the wheel groups on the side surfaces of the cutter assembly, and the cutter assembly comprises the main substrate and the disc-shaped cutter.
Description
Technical Field
The invention relates to the technical field of printers, in particular to a system for cooling, guiding and cutting a thermal melting printing engineering drawing paper.
Background
The printer is one of output devices of a computer, and is mainly used for printing a processing result of the computer on a relevant medium, and the printer has a plurality of types, can be classified into an impact printer and a non-impact printer according to whether a printing element has impact action on paper, can be classified into a full-form character type printer and a dot matrix character type printer according to a structure of a printed character, can be classified into a serial type printer and a line type printer according to a manner that a line is formed on paper, and can be classified into a cylindrical type printer, a spherical type printer, an ink jet type printer, a thermal type printer, a laser type printer, an electrostatic type printer, a magnetic type printer, a light emitting diode type printer and the like according to a technology adopted. The principle of the engineering printer is the same as that of a common office printer, but the small office printer can only print documents with the maximum width of A4, and the engineering printer can print documents with the maximum width of more than one meter, and the engineering printer is also quite different from the office printer in design, particularly in structure, after the engineering printer finishes printing, the printed drawing is required to be cut and exported, the paper drawing is large, the exporting and cutting process is complex, and many unresolved technical problems still exist in the prior art, so that improvement and innovation are needed.
Disclosure of Invention
In order to solve the problems, the invention provides a system for cooling, guiding and cutting the thermal printing engineering drawing paper.
The specific contents are as follows: the system comprises a paper guide mechanism and a slitting mechanism, and is characterized in that:
the paper guide mechanism comprises a strip paper guide plate, a plurality of pairs of upper paper rubbing rollers and lower paper rubbing rollers, the paper guide plate is horizontally fixed on a printer frame, the upper paper rubbing rollers and the lower paper rubbing rollers are tangent in a one-to-one correspondence and are respectively distributed on the upper side and the lower side of the paper guide plate, all the upper paper rubbing rollers are coaxially fixed on a driving rotating shaft, both ends of the driving rotating shaft are rotatably arranged on the printer frame, one end of the driving rotating shaft is coaxially fixed with a synchronous belt pulley, each lower paper rubbing roller is arranged on a bracket through a retainer, the bracket is fixed on the lower surface of the paper guide plate, each lower paper rubbing roller protrudes upwards from the upper surface of the paper guide plate to be tangent with the corresponding upper paper rubbing roller, the lower paper rubbing rollers are coaxially fixed on a cylindrical pin, the cylindrical pin is rotatably arranged on the retainer, a guide rod vertically downwards penetrating through the bracket is fixed on the retainer, a retainer ring is fixed at the lower end of the guide rod, the guide rod is sleeved with a buffer spring vertically supported between the retainer and the bracket, two ends of the cylindrical pin extend outwards and penetrate through U-shaped notches on corresponding side vertical plates, the vertical plates are fixed on the bracket, the opening direction of each U-shaped notch is vertically upwards, the edge of the inner side of the upper surface of the paper guide plate is fixedly provided with an outwards extending paper receiving plate which is strip-shaped, the length direction of the paper receiving plate is consistent with the length direction of the paper guide plate, the paper receiving plate is internally provided with a drawing cooling channel which is consistent with the length direction of the paper receiving plate and penetrates through two end surfaces, two ports of the drawing cooling channel are respectively communicated in a circulating water cooling device positioned in the printer frame, the circulating water cooling device comprises a water storage tank and a refrigerating system, the water storage tank is provided with a water inlet pipe and a water outlet pipe which are communicated with the water storage tank, the free end of the water inlet pipe and the free end of the water outlet pipe are respectively and hermetically communicated with two ports of the drawing cooling channel, the water outlet pipe is connected with a circulating pump in series, a heat exchange coil is further arranged in the water storage tank, the refrigerating system comprises a cooling pipe, a liquid storage tank, a condenser and a compressor which are sequentially connected in series, the free end of the cooling pipe is connected with one end of the heat exchange coil through a pipeline A, and the compressor is connected with the other end of the heat exchange coil through a pipeline B;
the cutting mechanism is arranged on one side of the paper guide mechanism, which is far away from the paper receiving plate, and comprises a supporting rod, a swinging pressing plate, a guiding supporting section bar and a cutter assembly;
the paper cutting machine is characterized in that the supporting rods are horizontally fixed on the printer frame, the length direction of the supporting rods is consistent with the length direction of the paper guide plates, the upper surfaces of the supporting rods are horizontal and higher than the paper outlet bearing surfaces of the upper surfaces of the paper guide plates, mounting plates are fixed at the two ends of the supporting rods, the swinging pressing plates are horizontally arranged above the supporting rods, the length direction of the swinging pressing plates is consistent with the length direction of the supporting rods, swinging shafts consistent with the length direction of the swinging pressing plates are fixed at one side of the swinging pressing plates, two ends of the swinging shafts are respectively and rotatably mounted on the mounting plates, one side of the swinging pressing plates far away from the swinging shafts naturally sags and presses the paper outlet bearing surfaces, the guiding supporting section bars are arranged above the supporting rods in parallel, the two ends of the guiding supporting section bars are respectively fixed on the mounting plates, guiding slits along the length direction of the side faces of the guiding supporting section bars, and the cutter assemblies are mounted on the guiding slits through wheel groups at the side faces of the cutter assemblies;
the cutter assembly comprises a main base plate and a disc-shaped cutter, at least two freely rotating guide wheels are fixed on the inner side surface of the main base plate through a revolute pair, a circular positioning groove coaxial with the guide wheels is arranged on each guide wheel, the guide wheels are matched and clamped in the guide slots through the positioning grooves, an auxiliary plate parallel to the auxiliary plate is also fixed on the outer side surface of the main base plate, a freely rotating central shaft is rotatably arranged between the auxiliary plate and the main base plate, a sliding sleeve matched with the auxiliary plate is coaxially sleeved on the central shaft, a disc-shaped cutter coaxial with the central shaft is fixed on the sliding sleeve, the cutting edge of the cutter corresponds to a lower blade fixed on the side surface of a supporting pin, a compression spring supported between the auxiliary plate and the cutter is sleeved on the central shaft, the inner side surface of the cutter is tangent to the auxiliary roller, the auxiliary roller is rotatably arranged on an extension plate fixed on the upper edge of the main base plate, the axis of the auxiliary roller is vertical to and coplanar with the axis of the central shaft, the lower edge of the main base plate is also provided with a pressing wheel tangent to the upper surface of the swinging pressing plate, the pressing wheel is rotatably arranged at the lower end of the strip-shaped plate, the strip-shaped plate is vertically arranged at the outer side of the main base plate, the upper end of the strip-shaped plate is fixedly provided with a guide block which vertically upwards penetrates through a horizontal flanging and forms a vertical sliding pair, the horizontal flanging is arranged at the upper edge of the main base plate, the guide block is sleeved with a supporting spring which is supported between the strip-shaped plate and the horizontal flanging, the middle part of the strip-shaped plate is also provided with a vertical guiding slotted hole, the guiding slotted hole is internally penetrated with a positioning cylinder table which is matched with the guiding slotted hole and vertically fixed on the outer side surface of the main base plate, the outer side surface of each mounting plate is fixedly provided with a supporting plate which extends outwards, the upper surfaces of the two supporting plates are respectively fixedly provided with a driving fixed pulley and a driven fixed pulley which are of equal in height, the lower surface of the supporting plate where the driving fixed pulley is located is fixedly provided with a driving motor, an output shaft of the driving motor vertically upwards penetrates through the corresponding supporting plate and is coaxially fixed with the driving fixed pulley, two sides of the extending plate are respectively fixed with a tension spring A and a tension spring B, the free end of the tension spring A is fixed with one end of a steel wire rope, and the other end of the steel wire rope sequentially bypasses the driven fixed pulley and the driving fixed pulley and is then fixed at the free end of the tension spring B in a tensioning mode.
Preferably, the outside of the slitting mechanism is provided with a housing which is in a horizontal strip shape, two ends of the housing are fixed on the printer frame, the outer side wall of the housing is provided with a paper outlet consistent with the length direction of the housing, and the paper outlet is in a horizontal strip slit shape and corresponds to the paper outlet supporting surface.
Preferably, the upper and lower border of paper outlet be equipped with deflector first and deflector second respectively, this deflector first and deflector second all are fixed on the inside wall of paper output housing, and deflector first and deflector second all inwards stretch out and open and be loudspeaker form, be fixed with the deflector third on the side that the support die-pin is close to the paper outlet, this deflector third stretches out in the direction slant that is close to the paper outlet upwards, and the highest point of deflector third working face is high Yu Daoxiang the minimum of deflector second working face, be less than the paper output bearing face on the support die-pin.
Preferably, a guide inclined plane which is smoothly connected with the paper outlet bearing surface is arranged on one side of the supporting support rod away from the paper outlet, the guide inclined plane obliquely extends downwards in the direction away from the paper outlet, the lowest point of the guide inclined plane is lower than the upper surface of the paper guide plate, two ends of the paper outlet bearing surface of the supporting support rod are both fixed with base plates, the swinging pressing plate naturally sags and presses the base plates, and a gap which is used for a drawing to pass through and corresponds to the paper outlet is formed between the paper outlet bearing surface and the swinging pressing plate.
Preferably, the two ends of the paper receiving plate are provided with adjusting oblong holes perpendicular to the length direction of the paper receiving plate, the paper receiving plate is fixed with the paper guide plate through a bolt vertically penetrating through the adjusting oblong holes, and a receiving inclined plane which is in smooth butt joint with the upper surface of the paper guide plate is further arranged on the corresponding edge of the paper receiving plate.
Preferably, the free end of the extension plate is provided with a horizontal sensing plate, the sensing plate is long-strip-shaped, the length direction of the sensing plate is consistent with the length direction of the guide support section bar, and both ends of the guide support section bar are provided with limit sensors corresponding to the sensing plate.
Preferably, the inner side surface of each mounting plate is provided with a damping block corresponding to the corresponding end part of the main base plate.
Preferably, a positioning sensor is fixed on the lower surface of the middle part of the paper guide plate, and a swinging contact of the positioning sensor protrudes out of the upper surface of the paper guide plate.
The beneficial technical effects of the invention are as follows: the invention relates to a paper-receiving cooling export and slitting system for a hot-melt printing engineering drawing, which comprises the following steps that firstly, a paper-receiving plate is directly in butt joint with a printing head in a printer, so that a drawing printed by the printing head can smoothly enter the upper surface of a paper guide plate through the paper-receiving plate, a drawing cooling channel is arranged in the paper-receiving plate, circulating cooling water is communicated to the channel, the paper-receiving plate is subjected to rapid cooling through the cooling water, the brittleness of a high-temperature printing drawing is indirectly reduced, the printed drawing is rapidly cooled, moisture in air is absorbed by the printed drawing after the printed drawing is cooled, the brittleness is reduced, the toughness is improved, the paper is prevented from being rubbed by a paper rubbing roller, the breakage rate is reduced, the use quality of the printer is improved, the paper-receiving plate is arranged on the paper guide plate through bolts and long round holes, the distance between the paper-receiving plate and the printing head can be adjusted as required, the installation, the debugging, the overhaul and the maintenance of related parts are facilitated, and the paper jam faults are reduced;
secondly, the printed drawing enters between an upper paper rubbing roller and a lower paper rubbing roller through the upper surface of the paper guide plate, the drawing is clamped and delivered forwards through the upper paper rubbing roller and the lower paper rubbing roller, the lower paper rubbing roller is supported by a spring, the upper paper rubbing roller and the lower paper rubbing roller are ensured to apply enough stable clamping force to the drawing, relative slip is prevented, damage to the drawing is avoided, finally, the drawing is delivered to the inside of the slitting mechanism under the action of the upper paper rubbing roller and the lower paper rubbing roller, the drawing automatically enters a gap between the swinging pressing plate and the paper outlet bearing surface under the action of the upper guide inclined surface of the supporting support pin, the swinging pressing plate is smoothed through the drawing under the dead weight and the elastic pressure from the cutter component, a proper gap exists between the swinging pressing plate and the paper outlet bearing surface through the arrangement of the supporting pin, the swinging pressing plate is ensured to be smoothed, and the drawing is not hindered, the curling degree of the drawing is reduced in the process, the flatness of the drawing is improved, the drawing guiding process is smoother, a guide plate C, a horn-shaped guide plate B and a horn-shaped guide plate A are arranged between a supporting rod and a paper outlet, the drawing can smoothly enter the paper outlet in the drawing guiding process, paper jamming is avoided, the drawing is prevented from being guided out in the slitting mechanism, a driving motor drives a steel wire rope connected with a cutter assembly through a pulley, the cutter on the cutter assembly is driven to move along the length direction of a guide supporting section bar, the drawing passing through a swinging pressing plate and a paper outlet supporting surface is divided into sections according to requirements under the cooperation of the cutter and a lower blade in the process, two ends of the steel wire rope are connected with a main substrate of the cutter assembly through tension springs, therefore, the cutter assembly is pulled by the steel wire rope to perform starting and stopping processes, a certain buffering effect is achieved, emergency stop is prevented, vibration is reduced, the cutter assembly operates more stably and linearly, and the smoothness of a drawing notch is improved.
Drawings
FIG. 1 is a schematic perspective view of the printer frame of the present invention;
FIG. 2 is a schematic perspective view of the present invention;
FIG. 3 is a cross-sectional view taken along the direction A-A in FIG. 2;
FIG. 4 is a schematic perspective view of a slitting mechanism;
FIG. 5 is an enlarged schematic view of B in FIG. 4;
FIG. 6 is an enlarged schematic view of C in FIG. 4;
FIG. 7 is a cross-sectional view taken along the direction D-D in FIG. 4;
FIG. 8 is a schematic perspective view of a cutter assembly;
FIG. 9 is a cross-sectional view taken along the direction E-E in FIG. 8;
FIG. 10 is a schematic perspective view of a cutter assembly removal auxiliary plate;
fig. 11 is a schematic perspective view of a guide support profile;
FIG. 12 is a schematic perspective view of a swing platen secured to a swing shaft;
FIG. 13 is a schematic perspective view of a support bracket;
FIG. 14 is a schematic perspective view of a paper guide mechanism;
FIG. 15 is a cross-sectional view taken along the direction F-F in FIG. 14;
FIG. 16 is a schematic perspective view of the lower pickup roller mounted to the frame via the holder;
FIG. 17 is a schematic perspective view of the lower pick-up stick mounted to the holder;
FIG. 18 is a schematic perspective view of a bracket;
FIG. 19 is a schematic plan view of the connecting board connected in series on the circulating water cooling device;
in the figure: 11. paper guide mechanism, 12, slitting mechanism, 13, printer frame, 14, paper guide plate, 15, upper paper pick-up roller, 16, lower paper pick-up roller, 17, drive shaft, 18, synchronous pulley, 19, retainer, 20, bracket, 21, cylindrical pin, 22, guide bar, 23, retainer, 24, buffer spring, 25, vertical plate, 26, U-shaped notch, 27, paper pick-up plate, 28, adjusting oblong hole, 29, bolt, 30, receiving inclined plane, 31, positioning sensor, 32, swinging contact, 33, housing, 34, paper outlet, 35, guide plate A, 36, guide plate B, 37, support bracket, 38, guiding inclined plane, 39, guide plate C, 40, swinging pressing plate, 41, backing plate, 42, guiding support section, 44, paper outlet bearing surface, 45, mounting plate, 46, swinging shaft, 47, guiding slit, 48, main base plate, 49, cutter, 50, positioning groove, guiding inclined plane, and guide plate C. 51, guide wheels, 52, auxiliary plates, 53, central shaft, 54, sliding sleeve, 55, lower blade, 56, compression spring, 57, auxiliary roller, 58, extension plate, 59, compression wheel, 60, strip plate, 61, guide block, 62, horizontal flange, 63, support spring, 64, guide oblong hole, 65, positioning cylinder, 66, support plate, 67, driving fixed pulley, 68, driven fixed pulley, 69, driving motor, 70, tension spring A, 71, tension spring B, 72, wire rope, 73, induction plate, 74, limit sensor, 75, shock absorber, 76, drawing, 77, water inlet pipe, 78, water outlet pipe, 79, circulation pump, 80, water storage tank, 81, heat exchange coil, 82, pipe B, 83, pipe A, 84, cooling pipe, 85, liquid storage tank, 86, condenser, 87, compressor, 88, cooling channel.
Description of the embodiments
1-19, a thermal printing engineering drawing paper receiving, cooling, guiding and cutting system comprises a paper guiding mechanism and a cutting mechanism;
the paper guide mechanism comprises a strip paper guide plate, a plurality of pairs of upper paper rubbing rollers and lower paper rubbing rollers, the paper guide plate is horizontally fixed on a printer frame, the upper paper rubbing rollers and the lower paper rubbing rollers are tangent in a one-to-one correspondence and are respectively distributed on the upper side and the lower side of the paper guide plate, all the upper paper rubbing rollers are coaxially fixed on a driving rotating shaft, both ends of the driving rotating shaft are rotatably arranged on the printer frame, one end of the driving rotating shaft is coaxially fixed with a synchronous belt pulley, each lower paper rubbing roller is arranged on a bracket through a retainer, the bracket is fixed on the lower surface of the paper guide plate, each lower paper rubbing roller protrudes upwards from the upper surface of the paper guide plate to be tangent with the corresponding upper paper rubbing roller, the lower paper rubbing rollers are coaxially fixed on a cylindrical pin, the cylindrical pin is rotatably arranged on the retainer, a guide rod vertically downwards penetrating through the bracket is fixed on the retainer, a retainer ring is fixed at the lower end of the guide rod, the guide rod is sleeved with a buffer spring vertically supported between the retainer and the bracket, two ends of the cylindrical pin extend outwards and penetrate through U-shaped notches on corresponding side vertical plates, the vertical plates are fixed on the bracket, the opening direction of each U-shaped notch is vertically upwards, the edge of the inner side of the upper surface of the paper guide plate is fixedly provided with an outwards extending paper receiving plate which is strip-shaped, the length direction of the paper receiving plate is consistent with the length direction of the paper guide plate, the paper receiving plate is internally provided with a drawing cooling channel which is consistent with the length direction of the paper receiving plate and penetrates through two end surfaces, two ports of the drawing cooling channel are respectively communicated in a circulating water cooling device positioned in the printer frame, the circulating water cooling device comprises a water storage tank and a refrigerating system, the water storage tank is provided with a water inlet pipe and a water outlet pipe which are communicated with the water storage tank, the free end of the water inlet pipe and the free end of the water outlet pipe are respectively and hermetically communicated with two ports of the drawing cooling channel, the water outlet pipe is connected with a circulating pump in series, a heat exchange coil is further arranged in the water storage tank, the refrigerating system comprises a cooling pipe, a liquid storage tank, a condenser and a compressor which are sequentially connected in series, the free end of the cooling pipe is connected with one end of the heat exchange coil through a pipeline A, and the compressor is connected with the other end of the heat exchange coil through a pipeline B;
the working process of the circulating water cooling device is that the compressor starts to work, at the moment, the refrigerant in the liquid storage tank enters the condenser, the refrigerant is changed into a low-temperature liquid state from a liquid state and enters the heat exchange coil through the compressor, the refrigerant is evaporated and converted into a gas state to enter the cooling pipe due to the high temperature of water in the water storage tank, the refrigerant absorbs a large amount of heat in the evaporation process, the temperature of the water in the water storage tank is reduced to become cooling water, the cooling water in the water storage tank respectively enters the paper receiving plate and the printing head through the water inlet pipe under the action of the circulating pump, and then returns to the water storage tank through the water outlet pipe, the process takes away heat through the low-temperature cooling water to realize the cooling of the paper receiving plate, the brittleness of high-temperature printing paper is indirectly reduced through the rapid cooling of the paper receiving plate, the printed paper is rapidly cooled, the brittleness is reduced after the moisture in the air is absorbed by the cooling of the paper receiving plate, the paper receiving plate is improved, the toughness is avoided, the paper is not smoothly discharged, the paper is rubbed and the paper receiving roller is reduced, the damage rate is reduced, and the use quality of the printer is improved;
the cutting mechanism is arranged on one side of the paper guide mechanism, which is far away from the paper receiving plate, and comprises a supporting rod, a swinging pressing plate, a guiding supporting section bar and a cutter assembly;
the paper cutting machine is characterized in that the supporting rods are horizontally fixed on the printer frame, the length direction of the supporting rods is consistent with the length direction of the paper guide plates, the upper surfaces of the supporting rods are horizontal and higher than the paper outlet bearing surfaces of the upper surfaces of the paper guide plates, mounting plates are fixed at the two ends of the supporting rods, the swinging pressing plates are horizontally arranged above the supporting rods, the length direction of the swinging pressing plates is consistent with the length direction of the supporting rods, swinging shafts consistent with the length direction of the swinging pressing plates are fixed at one side of the swinging pressing plates, two ends of the swinging shafts are respectively and rotatably mounted on the mounting plates, one side of the swinging pressing plates far away from the swinging shafts naturally sags and presses the paper outlet bearing surfaces, the guiding supporting section bars are arranged above the supporting rods in parallel, the two ends of the guiding supporting section bars are respectively fixed on the mounting plates, guiding slits along the length direction of the side faces of the guiding supporting section bars, and the cutter assemblies are mounted on the guiding slits through wheel groups at the side faces of the cutter assemblies;
the cutter assembly comprises a main base plate and a disc-shaped cutter, at least two freely rotating guide wheels are fixed on the inner side surface of the main base plate through a revolute pair, circular locating grooves coaxial with the guide wheels are formed in each guide wheel, the guide wheels are matched and clamped in the guide slots through the locating grooves, auxiliary plates parallel to the main base plate are further fixed on the outer side surface of the main base plate, a freely rotating central shaft is rotatably arranged between the auxiliary plates and the main base plate, a sliding sleeve matched with the auxiliary plates is coaxially sleeved on the central shaft, a disc-shaped cutter coaxial with the central shaft is fixed on the sliding sleeve, a cutting edge of the cutter is matched with a lower blade fixed on the side surface of a supporting bracket rod, a compression spring supported between the auxiliary plates and the cutter is sleeved on the central shaft, the inner side surface of the cutter is tangent to the auxiliary rollers, the auxiliary rollers are rotatably arranged on an extension plate fixed on the upper edge of the main base plate, the axis of the auxiliary rollers is vertical and coplanar with the axis of the central shaft, a compression wheel tangential to the upper surface of the main base plate is further arranged on the lower edge of the main base plate, a compression plate is positioned on the upper flange plate through the compression plate and the guide wheel, the compression plate is fixedly arranged on the upper flange of the upper flange, the upper flange is fixedly arranged on the side surface of the vertical flange is vertically arranged on the upper flange, and the upper side surface of the vertical flange is fixedly penetrates through the upper flange, and the upper flange is fixedly arranged on the upper side surface of the vertical flange, and the vertical flange is fixedly arranged on the upper flange is vertically and fixedly arranged on the upper side surface of the upper flange, and vertically penetrates through the upper flange assembly, the lateral surface of every mounting panel all is fixed with the backup pad that outwards stretches out, and the upper surface of two backup pads is fixed with driven fixed pulley and the same height respectively, is fixed with driving motor at the lower surface of the backup pad that drives fixed pulley place, and the vertical upward corresponding backup pad that runs through of output shaft of this driving motor is fixed with the drive fixed pulley is coaxial, and the both sides of above-mentioned extension board are fixed with extension spring A and extension spring B respectively, and extension spring A's free end is fixed with wire rope's wherein one end, and wire rope's the other end is walked around driven fixed pulley and drive fixed pulley in proper order then the tensioning is fixed at extension spring B's free end.
The outside of the slitting mechanism is provided with a housing which is in a horizontal strip shape, two ends of the housing are fixed on the printer frame, the outer side wall of the housing is provided with a paper outlet consistent with the length direction of the housing, and the paper outlet is in a horizontal strip slit shape and corresponds to the paper outlet bearing surface.
The upper edge and the lower edge of paper outlet be equipped with deflector first and deflector second respectively, this deflector first and deflector second all are fixed on the inside wall of paper output housing, and deflector first and deflector second all inwards stretch out and open and be loudspeaker form, be fixed with the deflector third on supporting the die-pin and be close to one side of paper outlet, this deflector third stretches out in the direction slant that is close to the paper outlet upwards, and the highest point of deflector third working face is high Yu Daoxiang the minimum of board second working face, be less than the paper output bearing face on the supporting die-pin.
A guide inclined plane which is smoothly connected with the paper outlet bearing surface is arranged on one side of the supporting rod far away from the paper outlet, the guide inclined plane extends downwards in an inclined way in the direction far away from the paper outlet, the lowest point of the guide inclined plane is lower than the upper surface of the paper guide plate, and the two ends of the paper outlet bearing surface of the supporting support rod are both fixed with backing plates, the swinging pressing plate naturally sags and presses on the backing plates, and a gap for drawing to pass through and corresponding to the paper outlet is formed between the paper outlet bearing surface and the swinging pressing plate. The device has the advantages that a proper gap exists between the swinging pressing plate and the paper outlet bearing surface, so that the drawing is ensured to be smoothed by the swinging pressing plate and cannot be blocked from advancing, the curling degree of the drawing is reduced in the process, the flatness of the drawing is improved, and the drawing guiding process is smoother.
The two ends of the paper receiving plate are provided with adjusting oblong holes perpendicular to the length direction of the paper receiving plate, the paper receiving plate is fixed with the paper guide plate through a bolt vertically penetrating through the adjusting oblong holes, and a receiving inclined plane which is in smooth butt joint with the upper surface of the paper guide plate is further arranged on the corresponding edge of the paper receiving plate. The paper receiving plate is arranged on the paper guide plate through the bolt and the slotted hole, the distance between the paper receiving plate and the printing head can be adjusted as required, installation, debugging, overhauling and maintenance of related parts are facilitated, and paper jam faults are reduced.
The free end of extension board be equipped with horizontal sensing plate, this sensing plate is rectangular form and its length direction is unanimous with the length direction of direction support section bar, all is equipped with the spacing sensor that corresponds with the sensing plate at the both ends of direction support section bar. The motion positions of the two ends of the cutter assembly are controlled through the cooperation of the induction plate and the limit sensor.
The inner side surface of each mounting plate is provided with a damping block corresponding to the corresponding end part of the main base plate.
The lower surface fixed in the middle of the paper guide plate has a positioning sensor, and the swinging contact of the positioning sensor protrudes out of the upper surface of the paper guide plate, so that the swinging contact can be pressed down when a drawing passes through the upper surface of the paper guide plate, and the positioning sensor sends out a signal to indicate that the drawing passes through.
The working process and principle of the invention are as follows:
the invention relates to a paper receiving, cooling, guiding and slitting system for a hot melt printing engineering drawing, which comprises the following steps that firstly, a paper receiving plate is directly in butt joint with a printing head in a printer, so that a drawing printed by the printing head can smoothly enter the upper surface of a paper guide plate through the paper receiving plate, a drawing cooling channel is arranged in the paper receiving plate, and the drawing subjected to the path is indirectly cooled through cooling water, so that the brittleness of the drawing printed at a high temperature is reduced, the toughness is improved, the paper is prevented from being rubbed by a paper rubbing roller when the paper is out of order, the paper receiving plate is arranged on the paper guide plate through a bolt and a long round hole, the distance between the paper receiving plate and the printing head can be adjusted as required, the installation, the debugging, the overhaul and the maintenance of related parts are convenient, and the paper jam fault is reduced; secondly, the printed drawing enters between an upper paper rubbing roller and a lower paper rubbing roller through the upper surface of the paper guide plate, the drawing is clamped and delivered forwards through the upper paper rubbing roller and the lower paper rubbing roller, the lower paper rubbing roller is supported by a spring, the upper paper rubbing roller and the lower paper rubbing roller are ensured to apply enough stable clamping force to the drawing, relative slip is prevented, damage to the drawing is avoided, finally, the drawing is delivered to the inside of the slitting mechanism under the action of the upper paper rubbing roller and the lower paper rubbing roller, the drawing automatically enters a gap between the swinging pressing plate and the paper outlet bearing surface under the action of the upper guide inclined surface of the supporting support pin, the swinging pressing plate is smoothed through the drawing under the dead weight and the elastic pressure from the cutter component, a proper gap exists between the swinging pressing plate and the paper outlet bearing surface through the arrangement of the supporting pin, the swinging pressing plate is ensured to be smoothed, and the drawing is not hindered, the curling degree of the drawing is reduced in the process, the flatness of the drawing is improved, the drawing guiding process is smoother, a guide plate C, a horn-shaped guide plate B and a horn-shaped guide plate A are arranged between a supporting rod and a paper outlet, the drawing can smoothly enter the paper outlet in the drawing guiding process, paper jamming is avoided, the drawing is prevented from being guided out in the slitting mechanism, a driving motor drives a steel wire rope connected with a cutter assembly through a pulley, the cutter on the cutter assembly is driven to move along the length direction of a guide supporting section bar, the drawing passing through a swinging pressing plate and a paper outlet supporting surface is divided into sections according to requirements under the cooperation of the cutter and a lower blade in the process, two ends of the steel wire rope are connected with a main substrate of the cutter assembly through tension springs, therefore, the cutter assembly is pulled by the steel wire rope to perform starting and stopping processes, a certain buffering effect is achieved, emergency stop is prevented, vibration is reduced, the cutter assembly operates more stably and linearly, and the smoothness of a drawing notch is improved.
Claims (8)
1. The system comprises a paper guide mechanism and a slitting mechanism, and is characterized in that:
the paper guide mechanism comprises a strip paper guide plate, a plurality of pairs of upper paper rubbing rollers and lower paper rubbing rollers, the paper guide plate is horizontally fixed on a printer frame, the upper paper rubbing rollers and the lower paper rubbing rollers are tangent in a one-to-one correspondence and are respectively distributed on the upper side and the lower side of the paper guide plate, all the upper paper rubbing rollers are coaxially fixed on a driving rotating shaft, both ends of the driving rotating shaft are rotatably arranged on the printer frame, one end of the driving rotating shaft is coaxially fixed with a synchronous belt pulley, each lower paper rubbing roller is arranged on a bracket through a retainer, the bracket is fixed on the lower surface of the paper guide plate, each lower paper rubbing roller protrudes upwards from the upper surface of the paper guide plate to be tangent with the corresponding upper paper rubbing roller, the lower paper rubbing rollers are coaxially fixed on a cylindrical pin, the cylindrical pin is rotatably arranged on the retainer, a guide rod vertically downwards penetrating through the bracket is fixed on the retainer, a retainer ring is fixed at the lower end of the guide rod, the guide rod is sleeved with a buffer spring vertically supported between the retainer and the bracket, two ends of the cylindrical pin extend outwards and penetrate through U-shaped notches on corresponding side vertical plates, the vertical plates are fixed on the bracket, the opening direction of each U-shaped notch is vertically upwards, the edge of the inner side of the upper surface of the paper guide plate is fixedly provided with an outwards extending paper receiving plate which is strip-shaped, the length direction of the paper receiving plate is consistent with the length direction of the paper guide plate, the paper receiving plate is internally provided with a drawing cooling channel which is consistent with the length direction of the paper receiving plate and penetrates through two end surfaces, two ports of the drawing cooling channel are respectively communicated in a circulating water cooling device positioned in the printer frame, the circulating water cooling device comprises a water storage tank and a refrigerating system, the water storage tank is provided with a water inlet pipe and a water outlet pipe which are communicated with the water storage tank, the free end of the water inlet pipe and the free end of the water outlet pipe are respectively and hermetically communicated with two ports of the drawing cooling channel, the water outlet pipe is connected with a circulating pump in series, a heat exchange coil is further arranged in the water storage tank, the refrigerating system comprises a cooling pipe, a liquid storage tank, a condenser and a compressor which are sequentially connected in series, the free end of the cooling pipe is connected with one end of the heat exchange coil through a pipeline A, and the compressor is connected with the other end of the heat exchange coil through a pipeline B;
the cutting mechanism is arranged on one side of the paper guide mechanism, which is far away from the paper receiving plate, and comprises a supporting rod, a swinging pressing plate, a guiding supporting section bar and a cutter assembly;
the paper cutting machine is characterized in that the supporting rods are horizontally fixed on the printer frame, the length direction of the supporting rods is consistent with the length direction of the paper guide plates, the upper surfaces of the supporting rods are horizontal and higher than the paper outlet bearing surfaces of the upper surfaces of the paper guide plates, mounting plates are fixed at the two ends of the supporting rods, the swinging pressing plates are horizontally arranged above the supporting rods, the length direction of the swinging pressing plates is consistent with the length direction of the supporting rods, swinging shafts consistent with the length direction of the swinging pressing plates are fixed at one side of the swinging pressing plates, two ends of the swinging shafts are respectively and rotatably mounted on the mounting plates, one side of the swinging pressing plates far away from the swinging shafts naturally sags and presses the paper outlet bearing surfaces, the guiding supporting section bars are arranged above the supporting rods in parallel, the two ends of the guiding supporting section bars are respectively fixed on the mounting plates, guiding slits along the length direction of the side faces of the guiding supporting section bars, and the cutter assemblies are mounted on the guiding slits through wheel groups at the side faces of the cutter assemblies;
the cutter assembly comprises a main base plate and a disc-shaped cutter, at least two freely rotating guide wheels are fixed on the inner side surface of the main base plate through a revolute pair, a circular positioning groove coaxial with the guide wheels is arranged on each guide wheel, the guide wheels are matched and clamped in the guide slots through the positioning grooves, an auxiliary plate parallel to the auxiliary plate is also fixed on the outer side surface of the main base plate, a freely rotating central shaft is rotatably arranged between the auxiliary plate and the main base plate, a sliding sleeve matched with the auxiliary plate is coaxially sleeved on the central shaft, a disc-shaped cutter coaxial with the central shaft is fixed on the sliding sleeve, the cutting edge of the cutter corresponds to a lower blade fixed on the side surface of a supporting pin, a compression spring supported between the auxiliary plate and the cutter is sleeved on the central shaft, the inner side surface of the cutter is tangent to the auxiliary roller, the auxiliary roller is rotatably arranged on an extension plate fixed on the upper edge of the main base plate, the axis of the auxiliary roller is vertical to and coplanar with the axis of the central shaft, the lower edge of the main base plate is also provided with a pressing wheel tangent to the upper surface of the swinging pressing plate, the pressing wheel is rotatably arranged at the lower end of the strip-shaped plate, the strip-shaped plate is vertically arranged at the outer side of the main base plate, the upper end of the strip-shaped plate is fixedly provided with a guide block which vertically upwards penetrates through a horizontal flanging and forms a vertical sliding pair, the horizontal flanging is arranged at the upper edge of the main base plate, the guide block is sleeved with a supporting spring which is supported between the strip-shaped plate and the horizontal flanging, the middle part of the strip-shaped plate is also provided with a vertical guiding slotted hole, the guiding slotted hole is internally penetrated with a positioning cylinder table which is matched with the guiding slotted hole and vertically fixed on the outer side surface of the main base plate, the outer side surface of each mounting plate is fixedly provided with a supporting plate which extends outwards, the upper surfaces of the two supporting plates are respectively fixedly provided with a driving fixed pulley and a driven fixed pulley which are of equal in height, the lower surface of the supporting plate where the driving fixed pulley is located is fixedly provided with a driving motor, an output shaft of the driving motor vertically upwards penetrates through the corresponding supporting plate and is coaxially fixed with the driving fixed pulley, two sides of the extending plate are respectively fixed with a tension spring A and a tension spring B, the free end of the tension spring A is fixed with one end of a steel wire rope, and the other end of the steel wire rope sequentially bypasses the driven fixed pulley and the driving fixed pulley and is then fixed at the free end of the tension spring B in a tensioning mode.
2. The thermal printing engineering drawing paper cooling, guiding and slitting system according to claim 1, wherein the thermal printing engineering drawing paper cooling, guiding and slitting system is characterized in that: the outside of the slitting mechanism is provided with a housing which is in a horizontal strip shape, two ends of the housing are fixed on the printer frame, the outer side wall of the housing is provided with a paper outlet consistent with the length direction of the housing, and the paper outlet is in a horizontal strip slit shape and corresponds to the paper outlet bearing surface.
3. The thermal printing engineering drawing paper cooling, guiding and slitting system according to claim 2, wherein the thermal printing engineering drawing paper cooling, guiding and slitting system is characterized in that: the upper edge and the lower edge of paper outlet be equipped with deflector first and deflector second respectively, this deflector first and deflector second all are fixed on the inside wall of paper output housing, and deflector first and deflector second all inwards stretch out and open and be loudspeaker form, be fixed with the deflector third on supporting the die-pin and be close to one side of paper outlet, this deflector third stretches out in the direction slant that is close to the paper outlet upwards, and the highest point of deflector third working face is high Yu Daoxiang the minimum of board second working face, be less than the paper output bearing face on the supporting die-pin.
4. The thermal printing engineering drawing paper cooling, guiding and slitting system according to claim 3, wherein the thermal printing engineering drawing paper cooling, guiding and slitting system is characterized in that: a guide inclined plane which is smoothly connected with the paper outlet bearing surface is arranged on one side of the supporting rod far away from the paper outlet, the guide inclined plane extends downwards in an inclined way in the direction far away from the paper outlet, the lowest point of the guide inclined plane is lower than the upper surface of the paper guide plate, and the two ends of the paper outlet bearing surface of the supporting support rod are both fixed with backing plates, the swinging pressing plate naturally sags and presses on the backing plates, and a gap for drawing to pass through and corresponding to the paper outlet is formed between the paper outlet bearing surface and the swinging pressing plate.
5. The thermal printing engineering drawing paper cooling, guiding and slitting system according to claim 1, wherein the thermal printing engineering drawing paper cooling, guiding and slitting system is characterized in that: the two ends of the paper receiving plate are provided with adjusting oblong holes perpendicular to the length direction of the paper receiving plate, the paper receiving plate is fixed with the paper guide plate through a bolt vertically penetrating through the adjusting oblong holes, and a receiving inclined plane which is in smooth butt joint with the upper surface of the paper guide plate is further arranged on the corresponding edge of the paper receiving plate.
6. The thermal printing engineering drawing paper cooling, guiding and slitting system according to claim 1, wherein the thermal printing engineering drawing paper cooling, guiding and slitting system is characterized in that: the free end of extension board be equipped with horizontal sensing plate, this sensing plate is rectangular form and its length direction is unanimous with the length direction of direction support section bar, all is equipped with the spacing sensor that corresponds with the sensing plate at the both ends of direction support section bar.
7. The thermal printing engineering drawing paper cooling, guiding and slitting system according to claim 1, wherein the thermal printing engineering drawing paper cooling, guiding and slitting system is characterized in that: the inner side surface of each mounting plate is provided with a damping block corresponding to the corresponding end part of the main base plate.
8. The thermal printing engineering drawing paper cooling, guiding and slitting system according to claim 1, wherein the thermal printing engineering drawing paper cooling, guiding and slitting system is characterized in that: the lower surface of the middle part of the paper guide plate is fixedly provided with a positioning sensor, and a swinging contact of the positioning sensor protrudes out of the upper surface of the paper guide plate.
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| CN202110118414.4A CN114161845B (en) | 2021-01-28 | 2021-01-28 | System for cooling, guiding and cutting thermal melting printing engineering drawing paper |
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| CN202110118414.4A CN114161845B (en) | 2021-01-28 | 2021-01-28 | System for cooling, guiding and cutting thermal melting printing engineering drawing paper |
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Address after: 453000 intersection of Kunlunshan road and Yongdinghe Road, Pingyuan demonstration area, Xinxiang City, Henan Province (Zhongyuan printing and packaging Industrial Park) Applicant after: Henan Yindu Digital Technology Co.,Ltd. Address before: 453000 intersection of Kunlunshan road and Yongdinghe Road, Pingyuan demonstration area, Xinxiang City, Henan Province (Zhongyuan printing and packaging Industrial Park) Applicant before: HENAN AODELI DIGITAL TECHNOLOGY Co.,Ltd. |
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