CN213415702U - Digital printer convenient to unloading - Google Patents

Abstract

The utility model relates to a digital printer convenient to unloading, which comprises a frame, be provided with unloading mechanism in the frame, unloading mechanism includes the unloading pole, a supporting seat, elevating gear, rotating device, the unloading pole passes through the axis of rotation and rotates the setting in the frame, the supporting seat slides and sets up in the frame and supports and receive the first constant head tank that the material roller was placed on receiving the material roller and offer, elevating gear set up on the unloading pole and with supporting connection, rotating device sets up in the frame and is used for driving the axis of rotation to rotate. This application has and opens through connecting device, and elevating gear starts to drive and receives the material roller and breaks away from the frame, then drive arrangement starts to make the supporting seat be the tilt state, consequently can promote to receive the material roller and break away from and roll to the transport vechicle from first constant head tank on, consequently need not the manual work and carries and receive the material roller, has saved the time of dismantling and receiving the material roller, has improved the printing efficiency of printer.

Description

Digital printer convenient to unloading

Technical Field

The application relates to the technical field of printers, in particular to a digital printer convenient for blanking.

Background

The digital printer, also known as universal flat-bed printer or arc printer, can print any material and irregular soft and hard objects. The digital printer prints high-security color images on the surface of a material without directly contacting the material, ensures the integrity of the printed material, prints and dyes in an ink jet mode, does not deform due to heat and pressure, and does not need any preparation printing work in the prior period by utilizing a direct output printing mode of a computer.

Among the correlation technique, can refer to the chinese utility model patent that the grant bulletin number is CN206327008U, it discloses a digital printer, which comprises a frame, with frame fixed connection's slide rail and with sliding connection spout the seal system, spout the seal system including be used for spout the nozzle of seal and with slide rail sliding connection's shell, the bottom of shell is being penetrated to the bottom and the nozzle of nozzle connection shell, the outside that the shell is close to the nozzle is connected with exhaust case, the last exhaust fan of installing convulsions of exhaust case, exhaust case is provided with the bottom plate towards the shower nozzle, the bottom plate is provided with a plurality of air outlets, the discharge port is provided with the sponge piece. When printing, the exhaust fan starts, therefore unnecessary dyestuff fog carries out the suction through the air exit in the exhaust box in the blowout, has the remaining dyestuff fog of absorption that the sponge piece can be better in the air exit, carries out the discharge of fog through the notch relative with the air exit again. Therefore, the effect of reducing the influence of the mist generated by the dye on the definition of a printed product and improving the printing definition of the digital printer is achieved.

With respect to the related art among the above, the inventors consider that the following drawbacks exist: the printer generally prints in batches, therefore when printing some very long flexible materials of length, generally can be coiled flexible material on the roller so that accomodate, but flexible material is heavier after coiling on the roller, all needs the manual work to carry at the in-process that the pair roller was dismantled, and consequently the in-process of dismantling the roller is more troublesome to more time has been wasted, leads to the printing efficiency of printer to be lower.

SUMMERY OF THE UTILITY MODEL

In order to improve the lower problem of printer printing efficiency, the application provides a digital printer of unloading of being convenient for.

The application provides a digital printer convenient to unloading adopts following technical scheme:

the utility model provides a digital printer convenient to unloading, includes the frame, sets up the print system in the frame, can dismantle through connecting device in the frame and be provided with the material loading roller and receive the material roller, just the material loading roller can rotate in the frame with receiving the material roller, be provided with unloading mechanism in the frame, unloading mechanism includes unloading pole, supporting seat, elevating gear, rotating device, the unloading pole passes through the axis of rotation and rotates the setting in the frame, the supporting seat slides and sets up in the frame and supports and receive the material roller and set up the first constant head tank that supplies to receive the material roller and place, elevating gear sets up on the unloading pole and with supporting connection, rotating device sets up in the frame and is used for driving the axis of rotation to rotate.

By adopting the technical scheme, the raw material to be printed is wound on the feeding roller, the raw material on the feeding roller passes through the printing system and is wound on the collecting roller, the printing system prints the raw material, and the collecting roller rotates to rotate the feeding roller to feed, so that the raw material with longer length is printed; after printing the completion, connecting device opens, elevating gear starts to drive the supporting seat and removes, the supporting seat removes to drive and receives the material roller and breaks away from the frame, then drive arrangement starts to drive the axis of rotation and rotates, the axis of rotation rotates and drives unloading pole and supporting seat and rotate, the supporting seat rotates and keeps away from the frame and makes the supporting seat be the tilt state, consequently, can promote to receive the material roller and break away from and roll to the transport vechicle from first constant head tank, consequently, need not the manual work and carry the receipts material roller, the time of dismantling the receipts material roller has been saved, the printing efficiency of printer has been improved.

Optionally, the lifting device comprises a lifting block and a lifting cylinder, the lifting block is arranged on the supporting seat, and the lifting cylinder is arranged on the blanking rod and connected with the lifting block.

Through adopting above-mentioned technical scheme, the lift cylinder starts to drive the elevator removal, and the elevator removes and drives the supporting seat removal to this realizes that the lift cylinder drives the supporting seat and removes.

Optionally, the rotating device includes a rotating gear, a first rack, and a rotating assembly, the rotating gear is disposed on the rotating shaft, the first rack is slidably disposed on the rack and engaged with the rotating gear, and the rotating assembly is disposed on the rack and used for driving the first rack to move.

Through adopting above-mentioned technical scheme, the runner assembly starts to drive first rack and removes, and first rack removes and drives the running gear rotation, and the running gear rotates and drives the axis of rotation and rotate to this realizes that the runner assembly starts to drive the axis of rotation and rotates.

Optionally, the rotating assembly comprises a toothed frame, a rotating motor and a sector gear, the toothed frame is arranged on the rack in a sliding mode and is provided with two parallel second racks relatively, the first rack is arranged on the toothed frame, the rotating motor is arranged on the rack, and the sector gear is arranged on an output shaft of the rotating motor and can be meshed with the two second racks.

Through adopting above-mentioned technical scheme, rotate the motor and start and drive sector gear and rotate, sector gear rotates and drives the second rack and remove, and the second rack removes and drives first rack and remove, and sector gear drives second rack reciprocating motion simultaneously, drives unloading pole reciprocating motion, therefore receives the material roller from the supporting seat after dropping, and the unloading pole drives the supporting seat and moves back to the normal position to it need not to change the rotation direction and can drive the supporting seat and carry out reciprocating motion to rotate the motor.

Optionally, be provided with loading attachment on the unloading pole, loading attachment is including sliding seat, material loading subassembly, the seat that slides sets up on the unloading pole and sets up the second constant head tank that supplies the material loading roller to place, the material loading subassembly sets up on the unloading pole and is connected with the seat that slides.

By adopting the technical scheme, the feeding assembly is started to drive the sliding seat to move, the sliding seat moves to drive the receiving roller to be separated from the mounting groove, then a workpiece worker can push the receiving roller to fall off from the sliding seat and then push the receiving roller to move to the position of the original receiving roller, so that the feeding roller is converted into the receiving roller for use, and the empty feeding roller can be secondarily utilized; the time for installing the material receiving roller is saved;

then will be equipped with the material loading roller of waiting to print the raw materials and install on the second constant head tank, after the seat that slides turned back to the normal position, the material loading subassembly drove the seat that slides and moves back the normal position, therefore the material loading roller can be installed in the frame, has saved the time, has improved the printing efficiency of printer.

Optionally, connecting device includes backup pad, joint arm, elastic component, the backup pad sets up in the frame and sets up the mounting groove that supplies to receive the material roller and place, the joint arm rotates and sets up in the frame, elastic component sets up in the backup pad and is connected with the joint arm, the joint arm supports under elastic component's effect and presses and receive on the material roller and fix a position the material roller.

By adopting the technical scheme, the receiving roller is pushed to push the clamping arm to be far away from the receiving roller, so that the receiving roller is disassembled; stir the joint arm and keep away from the mounting groove, then will receive the material roller and place the mounting groove on, loosen the joint arm, the joint arm supports under elastic component's effect and presses on receiving the material roller to this fixes a position receiving the material roller position.

Optionally, the elastic assembly comprises a fixing plate and a spring, the fixing plate is arranged on the supporting plate, and two ends of the spring are respectively connected with the fixing plate and the clamping arm and enable the clamping arm to be abutted to the material collecting roller.

Through adopting above-mentioned technical scheme, the spring comes to extrude the joint arm to this makes the joint arm support to press on receiving the material roller, receives material roller extrusion joint arm simultaneously and drives the joint arm and extrude the spring, so that will receive the material roller and dismantle from the backup pad.

Optionally, the rack is rotatably provided with an anti-slip roller, and the anti-slip roller is provided with a plurality of raised anti-slip strips.

Through adopting above-mentioned technical scheme, the antiskid roller is walked around to the raw materials and is contradicted on the antislip strip, the antislip strip increased with the raw materials between frictional force, reduced the probability that the raw materials skidded at the removal in-process, improved the regularity when the raw materials is convoluteed on the receiving roll.

Optionally, be provided with fixed cover on the antiskid roller, a plurality of joint grooves have been seted up to fixed cover equipartition, antislip strip joint sets up on the joint groove and outside outstanding fixed cover.

Through adopting above-mentioned technical scheme, the pulling antislip strip is dismantled the antislip strip from the joint groove, then changes the antislip strip, installs the antislip strip joint on the joint groove to this has increased the frictional force between antislip strip and the raw materials, has improved the anti-skidding effect of antislip strip to the raw materials.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the connecting device is opened, the lifting device is started to drive the receiving roller to be separated from the rack, and then the driving device is started to enable the supporting seat to be in an inclined state, so that the receiving roller can be pushed to be separated from the first positioning groove and roll onto the transport vehicle, the receiving roller does not need to be carried manually, the time for disassembling the receiving roller is saved, and the printing efficiency of the printer is improved;

2. the receiving roller is detached by pushing the receiving roller to extrude the clamping arm so that the receiving roller is separated from the mounting groove; after the material receiving roller abuts against the bottom of the mounting groove, the clamping arm abuts against the material receiving roller under the action of the spring to position the material receiving roller, so that the probability that the material receiving roller falls off from the mounting groove is reduced;

3. the raw materials bypass the anti-slip roller and the anti-slip strips are abutted on the raw materials, the anti-slip strips increase the friction force between the anti-slip strips and the raw materials, the probability that the raw materials slip in the moving process is reduced, and the regularity of the raw materials when the raw materials are wound on the feeding roller is improved.

Drawings

FIG. 1 is a schematic perspective view of the present application;

FIG. 2 is a schematic view of the drive assembly and anti-skid roller configuration of the present application;

FIG. 3 is a schematic structural diagram of a blanking mechanism and a loading device in the present application;

fig. 4 is a partial structural schematic diagram of the present application, with a part of the frame omitted.

Reference numerals: 1. a frame; 11. mounting a plate; 12. a rotating shaft; 13. an input roller; 14. a guide roller; 15. a mounting seat; 151. a slide bar; 21. a feeding roller; 22. a material receiving roller; 23. a drive assembly; 24. a first gear; 25. a drive motor; 26. a second gear; 3. a connecting device; 31. a support plate; 311. mounting grooves; 32. a clamping arm; 321. a guide piece; 33. an elastic component; 34. a fixing plate; 35. a spring; 4. a blanking mechanism; 41. a blanking rod; 411. a connecting plate; 42. a supporting seat; 421. a first positioning groove; 43. a lifting device; 431. a lifting block; 432. a lifting cylinder; 44. a rotating device; 45. a rotating gear; 46. a first rack; 47. a rotating assembly; 471. a toothed frame; 4711. a second rack; 472. rotating the motor; 473. a sector gear; 5. a feeding device; 51. a sliding seat; 511. a second positioning groove; 52. a feeding assembly; 6. an anti-slip roll; 61. fixing a sleeve; 62. a clamping groove; 63. a fixed block; 64. anti-slip strips; 7. a printing system; 71. a slide rail; 72. a housing; 73. a cartridge; 731. and (4) a nozzle.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses a digital printer convenient to unloading.

Referring to fig. 1, the digital printer convenient for blanking comprises a frame 1, wherein two frames 1 are horizontally arranged at intervals, and mounting plates 11 are integrally arranged on the top ends of the two frames 1.

Referring to fig. 1 and 2, a feeding roller 21 and a receiving roller 22 are detachably arranged on a frame 1 through a connecting device 3, the feeding roller 21 and the receiving roller 22 are rotatably connected with the frame 1, the connecting device 3 located on the receiving roller 22 is used as an example for explanation below, and the connecting device 3 comprises a support plate 31, a clamping arm 32 and an elastic component 33.

Referring to fig. 1 and 2, two support plates 31 are provided and are respectively fixedly mounted on the top ends of the two frames 1, mounting grooves 311 penetrating through the side walls of the support plates 31 are formed in the top ends of the support plates 31, and two mounting grooves 311 on each support plate 31 are arranged at intervals along the direction perpendicular to the axial direction of the material receiving roller 22; the receiving roller 22 and the feeding roller 21 are respectively placed on the mounting grooves 311 on the two support plates 31, the axes of the receiving roller 22 and the feeding roller 21 are parallel, meanwhile, the feeding roller 21 is positioned on one side, close to the mounting plate 11, of the receiving roller 22, the receiving roller 22 and the feeding roller 21 are identical in shape and size, and the projection of the mounting groove 311 in the axis direction of the receiving roller 22 is U-shaped; the feeding roller 21 is wound with raw materials to be printed, and the receiving roller 22 is used for winding the printed raw materials.

Referring to fig. 2, the clamping arms 32 are rotatably mounted on the side walls of the two back sides of the support plates 31, and two groups of clamping arms 32 on each support plate 31 are arranged and correspond to the two mounting grooves 311 one by one; each group of clamping arms 32 is provided with two sides which are located in the mounting groove 311, the bottom end of each clamping arm 32 is located below the axis of the material receiving roller 22, the bottom end of each clamping arm 32 is rotatably mounted on the supporting plate 31, and meanwhile the rotating direction axis of each clamping arm 32 is parallel to the axis direction of the material receiving roller 22.

Referring to fig. 2, the clamping arm 32 is arc-shaped and attached to the material receiving roller 22, the top end of the clamping arm 32 extends above the axis of the material receiving roller 22, an inclined upward guide piece 321 is fixedly mounted at the top end of the clamping arm 32, the distance value in the horizontal direction of the top ends of the two guide pieces 321 is larger than the diameter value of the material receiving roller 22, and the material receiving roller 22 enters between the two clamping arms 32 under the action of the two guide pieces 321.

Referring to fig. 2, the elastic member 33 is disposed on the supporting plate 31, and two elastic members 33 are disposed and connected to the two guide pieces 321, respectively; the elastic component 33 comprises a fixing plate 34 and a spring 35; the fixed plate 34 is fixedly installed on the supporting plate 31, the fixed plate 34 is located on one side, far away from the material receiving roller 22, of the clamping arm 32, two ends of the spring 35 are fixedly connected with the side wall of one side, opposite to the fixed plate 34 and the guide piece 321, of the fixed plate 34, the spiral center line of the spring 35 is perpendicular to the plane of one side, opposite to the fixed plate 34 and the guide piece 321, of the spring 35, and the two clamping arms 32 are pressed against the material receiving roller 22 under the action of the spring 35.

Referring to fig. 1 and 2, a driving assembly 23 for driving the material receiving roller 22 to rotate is arranged on the frame 1, the driving assembly 23 includes a first gear 24, a driving motor 25 and a second gear 26, the first gear 24 is connected to the material receiving roller 22 through a key, the driving motor 25 is fixedly mounted on the frame 1 and located right below the first gear 24, and the second gear 26 is connected to an output shaft of the driving motor 25 through a key and meshed with the second gear 26.

Referring to fig. 1 and 3, a blanking mechanism 4 is arranged on the machine frame 1, the blanking mechanism 4 includes a blanking rod 41, a supporting seat 42, a lifting device 43 and a rotating device 44, a horizontal rotating shaft 12 is rotatably mounted on the side wall of one side opposite to the side wall of the two machine frames 1, the two ends of the rotating shaft 12 respectively penetrate through the side wall of the other side of the two machine frames 1, and the rotating shaft 12 is located under the driving motor 25. The two discharging rods 41 are respectively fixedly installed at two ends of the rotating shaft 12, and the discharging rods 41 are in a vertical state and the top ends of the discharging rods extend to the lower side of the material receiving roller 22.

Referring to fig. 3, two supporting seats 42 are provided, and the two supporting seats 42 are respectively vertically slidably mounted on the side walls of the two discharging rods 41 on the opposite sides, and meanwhile, a first positioning groove 421 which is abutted against the material receiving roller 22 and is in a semicircular arc shape is formed in the top end of the supporting seat 42. Elevating gear 43 is provided with two and is connected with two supporting seats 42 respectively, and elevating gear 43 includes lift 431, lift cylinder 432, and lift 431 fixed mounting is on the lower surface of supporting seat 42, and lift cylinder 432 fixed mounting is on the lateral wall of two unloading poles 41 one side of the back of the body mutually, and lift cylinder 432 piston rod vertically upwards and with lift 431 lower surface fixed connection.

Referring to fig. 1 and 3, a rotating device 44 is disposed on the frame 1 and is used for driving the rotating shaft 12 to rotate, and the rotating device 44 includes a rotating gear 45, a first rack 46 and a rotating assembly 47; the rotating gear 45 is connected to one end of the rotating rod in a key mode, and the rotating gear 45 is located on one side, far away from the rack 1, of the blanking rod 41; the first rack 46 is horizontally arranged on the rack 1 in a sliding manner, and the first rack 46 is positioned below the rotating gear 45 and meshed with the rotating gear 45; the rotating assembly 47 is disposed on the frame 1 and is used for driving the first rack 46 to move.

Referring to fig. 1 and 3, the rotating assembly 47 includes a gear frame 471, a rotating motor 472, and a sector gear 473, wherein two mounting seats 15 are fixedly mounted on the frame 1 and below the rotating gear 45, the two mounting seats 15 are horizontally spaced, the two mounting seats 15 are located at two sides of the rotating gear 45, and a sliding rod 151 is horizontally slidably inserted in a side wall of one side of the two mounting seats 15 opposite to the other side; the toothed frame 471 is fixedly installed at one end of the two sliding rods 151 close to each other, two horizontal second racks 4711 are integrally arranged on the toothed frame 471, and the two second racks 4711 are oppositely arranged; the first rack gear 46 is integrally provided on the upper surface of the rack 471.

Referring to fig. 1 and 3, the rotating motor 472 is fixedly installed on the frame 1, and an output shaft of the rotating motor 472 is in a horizontal state and extends between the two second racks 4711; the sector gear 473 is keyed on the output shaft of the rotation motor 472, and when the sector gear 473 is engaged with one of the second racks 4711, the sector gear 473 is disengaged from the other second rack 4711.

Referring to fig. 1 and 3, a feeding device 5 is arranged on the discharging rod 41, the feeding device 5 includes a sliding seat 51 and a feeding assembly 52, a connecting plate 411 is fixedly mounted on a side wall of the discharging rod 41 close to one side of the feeding roller 21, and the connecting plate 411 is located below the feeding roller 21 and is in a vertical state; the sliding seat 51 is vertically installed on the side wall of the connecting plate 411 far away from the supporting plate 31 in a sliding manner, and the top end of the sliding seat 51 is provided with a second positioning groove 511 which is abutted against the feeding roller 21 and is in a semicircular arc shape; the feeding assembly 52 is a feeding cylinder, the feeding cylinder is fixedly mounted on the connecting plate 411, and a piston rod of the feeding cylinder is vertically upward and fixedly connected with the lower surface of the sliding seat 51.

Referring to fig. 1 and 2, the anti-slip roller 6 is rotatably mounted on the side wall of the opposite side of the two frames 1 and below the material receiving roller 22, and the axis of the anti-slip roller 6 is parallel to the axis of the material receiving roller 22 and is located on the side of the material receiving roller 22 far away from the material loading roller 21. The anti-slip roller 6 is sleeved with a fixed sleeve 61 fixedly connected with the anti-slip roller 6, one end of the fixed sleeve 61 is provided with a clamping groove 62 communicated with the outer side wall of the fixed sleeve 61, and the clamping groove 62 is T-shaped along the projection of the axis of the anti-slip roller 6.

Referring to fig. 2, joint groove 62 has seted up a plurality ofly around fixed cover 61 axis circumference array, and joint installation has fixed block 63 on the joint groove 62, and fixed mounting has antislip strip 64 on the lateral wall of fixed block 63 keeping away from antiskid roller 6 axis one side, and outside the one end that antislip strip 64 kept away from fixed block 63 worn out joint groove 62, antislip strip 64 length direction was parallel with antiskid roller 6 axis direction simultaneously, and antislip strip 64 length is greater than the width of raw materials.

Referring to fig. 1 and 4, the side walls of the two frames 1 on the opposite sides are rotatably provided with input rollers 13, the axial direction of the input rollers 13 is parallel to the axial direction of the feeding roller 21, the input rollers 13 are positioned below the anti-skid rollers 6 and are horizontally arranged at intervals, and the input rollers 13 are arranged below the anti-skid rollers 6 and the mounting plates 11; the mounting plates 11 are provided with a printing system 7, the printing system 7 comprises a sliding rail 71, a shell 72, a dye box 73 and a moving device, the sliding rail 71 is fixedly mounted on the side wall of one side of each of the two mounting plates 11, the sliding rail 71 is located above the feeding roller 21 and is in a horizontal state, and the length direction of the sliding rail 71 is parallel to the axial direction of the input roller 13.

Referring to fig. 1 and 4, a housing 72 is slidably mounted on the slide rail 71 along the length direction of the slide rail 71, and the lower surface of the housing 72 extends to the lower part of the slide rail 71; dye box 73 fixed mounting is on shell 72 top, and the horizontal equipartition of dye box 73 has a plurality ofly, and fixed mounting has the nozzle 731 of wearing out the shell 72 lower surface outside simultaneously on the dye box 73, and dye box 73 and nozzle 731 one-to-one set up, and mobile device sets up in frame 1 and is used for driving shell 72 and removes, and mobile device is including removing screw rod, moving motor.

Referring to fig. 1 and 4, the movable screw is rotatably mounted on the frame 1, an axis of the movable screw is parallel to a length direction of the slide rail 71, the movable screw penetrates through the slide rail 71 and is in threaded connection with the housing 72, and the movable motor is fixedly mounted on the frame 1 and is connected with the movable screw. The guide rollers 14 are rotatably mounted on the mounting plate 11 and located on two sides of the housing 72, the axes of the guide rollers 14 are parallel to the length direction of the slide rail 71, the guide rollers 14 are located above the feeding roller 21 and below the nozzle 731, and the two guide rollers 14 are located on the same horizontal plane. The stock is horizontal as it passes around the two guide rolls 14.

The working principle of the embodiment of the application is as follows:

the raw materials of waiting to print on the material loading roller 21 bypass guide roll 14 and pass from nozzle 731 below, many input rollers 13 are walked around in proper order to the raw materials, anti-skidding roller 6 winds to material receiving roller 22, the mobile motor starts to drive shell 72 and removes, dyestuff in the dye box 73 sprays on the raw materials through nozzle 731 and prints the raw materials, driving motor 25 starts to take material receiving roller 22 to rotate and winds the raw materials that print simultaneously, material receiving roller 22 rotates and drives material loading roller 21 and rotate and carry out the material loading, consequently, need not the manual work and carry out material loading and unloading, the time is saved, the printing efficiency of printer has been improved.

After the printing of the raw material on the feeding roller 21 is finished, the lifting cylinder 432 is started to push the material receiving roller 22 to move upwards, the material receiving roller 22 pushes the top ends of the two clamping arms 32 to move away from each other, thereby separating the material receiving roller 22 from the mounting groove 311, simultaneously starting the material loading cylinder to push the material loading roller 21 to separate from the mounting groove 311, starting the rotating motor 472 to drive the material unloading rod 41 to rotate, rotating the material unloading rod 41 to drive the supporting seat 42 and the sliding seat 51 to rotate, simultaneously pushing the material loading roller 21 to drop from the sliding seat 51, then the feeding roller 21 is pushed to fall on the mounting groove 311 positioned above the supporting seat 42, the feeding roller 21 pushes the top ends of the two clamping arms 32 to be far away from each other under the action of gravity, when the feeding roller 21 abuts against the bottom of the mounting groove 311, the clamping arm 32 is pressed against the feeding roller 21 under the action of the spring 35 to position the feeding roller 21, so that the feeding roller 21 is changed into the receiving roller 22 for use.

Promote to receive material roller 22 and drop to the transport vechicle from supporting seat 42, then can be with the coiling remain the material loading roller 21 of printing the raw materials place the second constant head tank 511 on, it drives down the gyration of material pole 41 to rotate motor 472, then the material loading cylinder starts to drive the seat 51 that slides and moves down, consequently, material loading roller 21 drops to the mounting groove 311 under the effect of gravity in, joint arm 32 supports presses and fixes a position on material loading roller 21, consequently, need not the manual work when dismantling material roller 22 and carry, the time is saved, the printing efficiency of printer has been improved.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (9)

1. The utility model provides a digital printer convenient to unloading, includes frame (1), printing system (7) of setting on frame (1), its characterized in that: a feeding roller (21) and a receiving roller (22) are detachably arranged on the frame (1) through a connecting device (3), the feeding roller (21) and the receiving roller (22) can rotate on the frame (1), a blanking mechanism (4) is arranged on the frame (1), the blanking mechanism (4) comprises a blanking rod (41), a supporting seat (42), a lifting device (43) and a rotating device (44), the blanking rod (41) is rotationally arranged on the frame (1) through a rotating shaft (12), the supporting seat (42) is arranged on the frame (1) in a sliding way, supported on the material receiving roller (22) and provided with a first positioning groove (421) for placing the material receiving roller (22), the lifting device (43) is arranged on the blanking rod (41) and is connected with the supporting seat (42), the rotating device (44) is arranged on the rack (1) and is used for driving the rotating shaft (12) to rotate.

2. The digital printer convenient for blanking as recited in claim 1, wherein: the lifting device (43) comprises a lifting block (431) and a lifting cylinder (432), the lifting block (431) is arranged on the supporting seat (42), and the lifting cylinder (432) is arranged on the blanking rod (41) and is connected with the lifting block (431).

3. The digital printer convenient for blanking as recited in claim 1, wherein: rotating device (44) include rotating gear (45), first rack (46), rotating assembly (47), rotating gear (45) set up on axis of rotation (12), first rack (46) slide set up in frame (1) and with rotating gear (45) meshing, rotating assembly (47) set up in frame (1) and are used for driving first rack (46) and remove.

4. The digital printer convenient for blanking as recited in claim 3, wherein: the rotating assembly (47) comprises a toothed frame (471), a rotating motor (472) and a sector gear (473), wherein the toothed frame (471) is arranged on the rack (1) in a sliding mode and is relatively provided with two parallel second racks (4711), the first rack (46) is arranged on the toothed frame (471), the rotating motor (472) is arranged on the rack (1), and the sector gear (473) is arranged on an output shaft of the rotating motor (472) and can be meshed with the two second racks (4711).

5. The digital printer convenient for blanking as recited in claim 1, wherein: be provided with loading attachment (5) on unloading pole (41), loading attachment (5) are including sliding seat (51), material loading subassembly (52), the setting of sliding seat (51) is on unloading pole (41) and set up second constant head tank (511) that supply material loading roller (21) to place, material loading subassembly (52) set up on unloading pole (41) and with slide seat (51) and be connected.

6. The digital printer convenient for blanking as recited in claim 1, wherein: connecting device (3) include backup pad (31), joint arm (32), elastic component (33), backup pad (31) set up in frame (1) and offer and supply to receive mounting groove (311) that material roller (22) and material loading roller (21) were placed, joint arm (32) rotate and set up in frame (1), elastic component (33) set up in backup pad (31) and be connected with joint arm (32), joint arm (32) support under elastic component's (33) effect and press and receive material roller (22) on come to fix a position receiving roller (22).

7. The digital printer easy to feed as claimed in claim 6, wherein: elastic component (33) are including fixed plate (34), spring (35), fixed plate (34) set up on backup pad (31), spring (35) both ends are connected with fixed plate (34) and joint arm (32) respectively and make joint arm (32) support and press on receipts material roller (22).

8. The digital printer convenient for blanking as recited in claim 1, wherein: the anti-skid device is characterized in that an anti-skid roller (6) is rotatably arranged on the rack (1), and a plurality of raised anti-skid strips (64) are arranged on the anti-skid roller (6).

9. The digital printer easy to feed as claimed in claim 8, wherein: be provided with fixed cover (61) on anti-skidding roller (6), a plurality of joint grooves (62) have been seted up to fixed cover (61) equipartition, antislip strip (64) joint sets up on joint groove (62) and outstands fixed cover (61).

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