CN214688530U - Four-color machine - Google Patents

Abstract

The application relates to a four-color machine, which comprises a fixing frame, a supporting plate and a lifting assembly, wherein the supporting plate is connected to the fixing frame in a sliding manner, the lifting assembly is arranged on the fixing frame and can enable the supporting plate to move in the vertical direction, the four-color machine also comprises a paper collecting plate, a material blocking assembly and a sorting assembly, the paper collecting plate is arranged on the supporting plate, the sorting assembly comprises a stroke groove, a movement block, a connecting rod, a rotating rod and a driving piece, one end of the rotating rod is rotatably connected to one end, close to a discharge port of a printing machine, of the fixing frame, the other end of the rotating rod is hinged to one end of the connecting rod, one end, far away from the rotating rod, of the connecting rod is hinged to the movement block, the movement block is connected to the stroke groove in a sliding manner, the stroke groove is fixedly arranged on the fixing frame, and the sliding direction of the movement block is parallel to the discharge direction of the printing machine; the driving piece can enable the rotating rod to rotate along the rotating shaft, the material blocking assembly is arranged on the periphery of the fixed frame away from the stroke groove, and the paper can be limited. This application has the effect that can arrange in order the paper that piles up.

Description

Four-color machine

Technical Field

The application relates to the field of printing machine equipment, in particular to a four-color machine.

Background

A printer is a machine that prints text and images. The four-color machine is a four-color printing machine, is a modern common printing machine, and particularly relates to a printing machine of a lithographic printing method for realizing map copying by utilizing four kinds of black, medium blue, brown and green printing ink.

When the four-color printing machine is used, paper to be printed is firstly placed at the paper feeding end of the printing machine, the paper to be printed is conveyed to the printing machine through the paper feeding device to be printed by the printing mechanism, the printed paper is then conveyed out of the discharging end through the paper discharging device of the printing machine, and is stacked on the paper collecting device at the discharging end until the paper reaches a certain number, the printing machine pauses to output the paper, and after the paper stacked together is taken away by a worker, the printing machine continues to work and outputs the paper.

According to the related technology, a certain height difference exists between the printing mechanism and the paper collecting device at the discharging end, paper slides on the paper collecting device from the discharging end, and the inventor thinks that the edges of stacked paper are uneven and not stacked orderly, so that the paper is easy to scratch, and the subsequent paper is inconvenient to arrange and bind.

SUMMERY OF THE UTILITY MODEL

To facilitate collating stacked sheets, the present application provides a four-color machine.

The application provides a four-color machine adopts following technical scheme:

a four-color machine comprises a fixing frame, a supporting plate and a lifting assembly, wherein the supporting plate is connected to the fixing frame in a sliding mode, the lifting assembly is arranged on the fixing frame and can enable the supporting plate to move in the vertical direction, the four-color machine further comprises a paper collecting plate, a material blocking assembly and a sorting assembly, the paper collecting plate is arranged on the supporting plate, the sorting assembly comprises a stroke groove, a moving block, a connecting rod, a rotating rod and a driving piece, one end of the rotating rod is rotatably connected to one end, close to a discharge port of a printing machine, of the fixing frame, the other end of the rotating rod is hinged to one end of the connecting rod, the end, far away from the rotating rod, of the connecting rod is hinged to the moving block, the moving block is connected to the stroke groove in a sliding mode, the stroke groove is fixedly arranged on the fixing frame, and the sliding direction of the moving block is parallel to the discharge direction of the printing machine; the driving piece can make the rotating rod rotate along the rotating shaft, the material blocking assembly is arranged on the periphery of the fixed frame away from the stroke groove, and the paper can be limited.

By adopting the technical scheme, when the four-color printer performs printing, the lifting assembly is adjusted to drive the supporting plate to descend, the paper receiving plate is placed on the supporting plate, then the lifting assembly is adjusted to drive the supporting plate and the paper receiving plate to ascend until the paper receiving plate is slightly lower than the discharging end, printed paper falls on the paper receiving plate along the discharging end, the paper is limited on the paper receiving plate under the action of the material blocking assembly, and the lifting assembly is adjusted to drive the supporting plate and the paper receiving plate to gradually descend in the material receiving process; adjusting the driving piece to enable the rotating rod to rotate, so that one end of the connecting rod is driven to rotate along with the rotating rod, the other end of the connecting rod drives the moving block to slide along the stroke groove until the moving block impacts the side wall of the paper on the paper receiving plate, the paper is sorted, then the moving block is kept away from the paper receiving plate along with the connecting rod, and the paper stacked on the paper receiving plate is continuously sorted in the rotating process of the rotating rod; the connecting rod drives the moving block to be close to or far away from the stacked paper through the rotation of the rotating rod, the paper is pushed and impacted, and the moving rod is guided through the stroke groove, so that the stacked paper is sorted; the paper is limited by the material blocking assembly, so that the paper is prevented from sliding out of the paper receiving tray when sliding or sorting, and meanwhile, the auxiliary sorting assembly sorts the stacked paper; through lifting unit and layer board, can drive the paper receiving dish at the in-process of receiving paper and descend gradually for the paper height that piles up is a little less than the discharge end all the time, the ejection of compact of the four-color press of being convenient for and the receipts material of paper receiving dish.

Optionally, the arrangement assembly further comprises an arrangement plate, a push rod, a spring and a limiting plate, the push rod is slidably connected to the stroke groove and close to one end of the material blocking assembly, the arrangement plate is arranged at one end, extending out of the stroke groove, of the push rod, the limiting plate is arranged at the other end of the push rod, the spring is arranged on the push rod, and the arrangement plate can be made to tend to be close to the stroke groove.

Through adopting above-mentioned technical scheme, when arranging in order the paper that piles up, the motion piece makes the arrangement board to push away the arrangement towards the paper side that piles up through pushing away push rod and compression spring, through the limiting plate, avoid push rod roll-off stroke groove, through arrangement board increase with the paper lateral wall between area of contact, improve the arrangement effect, cushion the impact force of motion piece through the spring, improve the arrangement effect of arrangement board, simultaneously can quick automatic re-setting, and continuous arrange in order the paper.

Optionally, the material blocking assembly comprises a plurality of material blocking strips, the top ends of the material blocking strips are hinged to the fixing frame, the other ends of the material blocking strips naturally fall down, and the hinged shafts of the material blocking strips are horizontal and parallel to the side wall of the fixing frame.

Through adopting above-mentioned technical scheme, the fender material strip that sets up, the paper piles up at the landing of certain speed, and week side and fender material strip butt, keeps off the material strip and rotates along the articulated shaft under the effect of impact force, later resets under the action of gravity to produce certain impact force and strike the paper lateral wall, make the paper week side parallel and level that piles up, arrange in order the paper.

Optionally, keep off the material subassembly and still include spool, torsional spring and flexible piece, the spool rotates to be connected keep off on the material strip to set up on the wall of mount along ejection of compact direction both sides, the flexible piece is around establishing on the spool, and one end sets firmly on the layer board, the other end sets firmly on the spool, the torsional spring sets up on the spool, and can make the flexible piece keeps the straight line.

Through adopting above-mentioned technical scheme, spool, torsional spring and the flexible piece of setting can carry out spacing and direction to the both sides of the paper ejection of compact through the flexible piece, reduce the skew of paper for the piling up of paper is more neat, through the layer board that spool and torsional spring adaptation are constantly gone up and down, makes the flexible piece remain the state of straightening all the time, improves spacing effect.

Optionally, at least two groups of material blocking strips are respectively arranged on the two sides of the fixing frame along the discharging direction, and the flexible part is vertically arranged.

Through adopting above-mentioned technical scheme, through the spacing of two sets of flexible pieces, confirm the straight of paper a side for the paper that piles up is more neat along ejection of compact direction.

Optionally, the guide assembly comprises a backing plate, the backing plate is fixedly arranged on the top wall of the paper collecting tray, the top wall of the backing plate is arc-shaped, namely, the two sides of the backing plate in the paper discharging direction are higher than the center of the backing plate.

Through adopting above-mentioned technical scheme, the backing plate that sets up for the paper is higher than the middle part along the both sides of the ejection of compact, and then makes the paper fall under the action of gravity along the middle part of ejection of compact direction, forms the surface that has the radian, and then leads to the paper, reduces the skew of paper.

Optionally, the guide assembly further comprises at least one pair of wedge-shaped blocks, the wedge-shaped blocks are arranged on two sides of the fixed frame in the discharging direction, and one end of the wedge-shaped block with a smaller cross section area can be inserted between the paper sheets.

By adopting the technical scheme, when the stacked paper is too high, the height difference of the cushion blocks is not obvious any more, and the arranged wedge-shaped blocks can be inserted between the paper to continuously manufacture the height difference and keep guiding the paper.

Optionally, at least three groups of brackets close to the side wall of the paper collecting plate are fixedly arranged on the bottom wall of the paper collecting plate, and an embedding groove for embedding the bracket is formed in the supporting plate.

Through adopting above-mentioned technical scheme, through the caulking groove of seting up, inlay the support and establish into the caulking groove, fix a position the paper receiving dish, reduce the skew and the rocking of paper receiving dish along the horizontal direction, improve the stability of paper receiving dish.

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

1. the arranging assembly is arranged, the connecting rod drives the moving block to slide along the stroke groove through rotation of the rotating rod, the moving block enables the arranging plate to be pushed and arranged towards the side edge of stacked paper through pushing the push rod and compressing the spring, the push rod is prevented from sliding out of the stroke groove through the limiting plate, the contact area between the arranging plate and the side wall of the paper is enlarged through the arranging plate, the arranging effect is improved, the impact force of the moving block is buffered through the spring, the arranging effect of the arranging plate is improved, meanwhile, the automatic reset can be realized rapidly, and the paper can be arranged continuously;

2. the material blocking strip rotates along the hinged shaft under the action of impact force, then resets under the action of gravity, generates certain impact force to impact the side wall of the paper, enables the periphery of the stacked paper to be parallel and level, and arranges the paper; the two sides of the discharged paper are kept flat in the vertical direction and the horizontal direction through the flexible parts, so that the stacked paper is more orderly;

3. the direction subassembly that sets up through backing plate and wedge piece for the paper is higher than the middle part all the time along the both sides of the ejection of compact, and then makes the paper fall under the action of gravity along the middle part of ejection of compact direction, forms the surface that has the radian, and then leads to the paper, reduces the skew of paper.

Drawings

Fig. 1 is a schematic view of an overall structure of a four-color machine according to an embodiment of the present application.

Fig. 2 is a schematic structural view of the material receiving device.

Fig. 3 is an exploded view of the pallet and the sheet take-up tray.

Fig. 4 is a schematic view of the arrangement at the viewing angle of the collating assembly.

Fig. 5 is an enlarged view of a portion a in fig. 4.

Description of reference numerals: 1. a body; 2. a paper feeding device; 3. a printing device; 4. a paper delivery device; 5. a material receiving device; 51. a fixed mount; 511. a pillar; 512. mounting a rod; 513. installing a box; 52. a support plate; 521. caulking grooves; 53. a lifting assembly; 531. a screw; 532. a gear; 533. a toothed chain; 534. a servo motor; 54. a paper receiving tray; 541. a material pushing frame; 542. a support; 543. a rotating wheel; 55. the material blocking component; 551. blocking the material strips; 552. a wire blocking disc; 553. a spool; 554. a flexible member; 56. a guide assembly; 561. a base plate; 562. a wedge-shaped block; 563. a flexible connecting strip; 57. arranging the components; 571. a stroke slot; 572. a motion block; 573. a connecting rod; 574. a rotating rod; 575. a push rod; 576. a spring; 577. a limiting plate; 578. arranging a plate; 579. a two-shaft motor.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses a four-color machine. Referring to fig. 1, the four-color machine includes a machine body 1, and a paper feeding device 2, a printing device 3, a paper discharging device 4 and a material receiving device 5 sequentially disposed on the machine body 1, wherein the machine body 1, the paper feeding device 2, the printing device 3 and the paper discharging device 4 all adopt the existing four-color machine.

Referring to fig. 2, the material receiving device 5 includes a fixing frame 51, a supporting plate 52, a lifting assembly 53, a paper receiving tray 54, a material blocking assembly 55, a guiding assembly 56 and a sorting assembly 57, the fixing frame 51 is fixed at a discharging end of the paper discharging device 4, the tray is slidably connected to the fixing frame 51 through the lifting assembly 53, the paper receiving tray 54 is arranged on the supporting plate 52, the material blocking assembly 55 and the sorting assembly 57 are arranged on the fixing frame 51, and the guiding assembly 56 is arranged on the fixing frame 51 and the paper receiving tray 54.

Referring to fig. 2, the fixing frame 51 includes four supporting columns 511, mounting rods 512 and a mounting box 513, the four supporting columns 511 are respectively welded at four corners of the bottom wall of the mounting box 513, and the supporting columns 511 are arranged in a corner shape and are flush with the corners of the mounting box 513, so that the supporting effect of the supporting columns 511 is improved; installation pole 512 level is provided with four, and installation pole 512 both ends weld respectively between two adjacent pillars 511, and is close to the installation pole 512 of ejection of compact one end and is less than play paper device 4 in the height, the discharging device ejection of compact of being convenient for, all the other installation poles 512 all are higher than play paper device 4 in the height.

Referring to fig. 2, the lifting assembly 53 includes four screws 531, gears 532, toothed chains 533 and a servo motor 534, the four screws 531 are vertically arranged and respectively arranged at the corners of the four pillars 511 to protect the screws 531, one end of each screw 531 is rotatably connected with the corresponding pillar 511 through a bearing, the other end of each screw 531 extends into the inner cavity of the mounting box 513 and is rotatably connected with the mounting box 513 through a bearing, and four corners of the supporting plate 52 are all in threaded connection with the screws 531; the gears 532 are provided with four blocks corresponding to the screw rods 531, the four blocks are respectively fixed in the inner cavity of the mounting box 513 of the screw rods 531 through key connection with the screw rods 531, the toothed chain 533 is meshed with the four blocks of the gears 532, the servo motor 534 is fixed on the inner wall of the mounting box 513 through bolts, and an output shaft of the servo motor 534 is coaxially connected with any one of the screw rods 531 through a coupler.

Referring to fig. 2 and 3, the welding of ejection of compact one end is kept away from to paper collecting plate 54 has material pushing frame 541, material pushing frame 541 inclines to set up, material pushing frame 541 keeps away from paper collecting plate 54 one end and is higher than the other end, the equal welding of diapire four corners department has support 542, it is connected with runner 543 to rotate on the support 542, set up the caulking groove 521 that inlays and establish runner 543, and caulking groove 521 keeps away from the inner wall and the layer board 52 roof smooth transition of ejection of compact one end, it is more stable to connect the material in-process at the material collecting plate, reduce the skew, connect the material back in the completion simultaneously, be convenient for shift out the layer board 52 with the material collecting plate and transport.

Referring to fig. 4 and 5, the material blocking assembly 55 comprises material blocking strips 551, rubber pads, a winding shaft 553, torsion springs and flexible pieces 554, the material blocking strips 551 are arranged on three mounting rods 512 which are higher than the discharging device, two material blocking strips 551 are arranged corresponding to any mounting rod 512 and symmetrically arranged along the midpoint of the mounting rod 512, one end of each material blocking strip 551 is hinged on the mounting rod 512, the other end of each material blocking strip 551 naturally falls, a hinged shaft of each material blocking strip 551 is horizontal and parallel to the corresponding mounting rod 512, and the bottom wall of each material blocking strip 551 is lower than the discharging device; the rubber pad is adhered to one side of the material blocking strip 551 close to the inside of the fixed frame 51, so that the paper can be protected conveniently when the paper slides down.

The winding shafts 553 are arranged on two side walls of the fixed frame 51 along the discharging direction and are rotatably connected to the material blocking strips 551 through bearings; the flexible member 554 is wound around the bobbin 553, and one end thereof passes through the support plate 52 to be fixed, and the other end thereof is fixed on the bobbin 553; the flexible member 554 is a string, one end of which vertically penetrates through the supporting plate 52 to be knotted and fixed, and the other end of which is tied and fixed on the winding shaft 553; the flexible member 554 may also be a flexible steel wire, one end of which is vertical and welded to the supporting plate 52, and the other end of which is welded to the bobbin 553 along the direction of the bobbin 553; the torsional spring cover is established on spool 553, and torsional spring one end welding is on keeping off material strip 551, and the other end welding is on spool 553, and can make the string straight all the time, and spool 553 keeps away from and keeps off material strip 551 one end welding and has keeping off drum 552.

Referring to fig. 4, the guide assembly 56 includes a backing plate 561 welded to the top wall of the sheet receiving tray 54, and a pair of wedge blocks 562, and the top wall of the backing plate 561 is configured to be arc-shaped, that is, two sides of the backing plate 561 in the sheet discharging direction are higher than the center. The higher side of the inclined plane of the wedge-shaped block 562 is vertically adhered with a flexible connecting strip 563, and the other end of the flexible connecting strip 563 is adhered on the mounting rod 512, so that the height and the position of the wedge-shaped block 562 can be conveniently adjusted.

Referring to fig. 4 and 5, the arranging assembly 57 is disposed on the mounting rod 512 near one end of the discharging part, and includes two sets of pushing members, an arranging plate 578 and a driving member, wherein the pushing members include a stroke slot 571, a moving block 572, a connecting rod 573, a rotating rod 574, a push rod 575, a spring 576 and a limit plate 577. The two stroke slots 571 are arranged near two ends of the mounting rod 512 and are welded on one side of the mounting rod 512 near the paper discharging device 4 along the discharging direction, the moving block 572 is arranged as a square block, the moving block 572 is clamped and slidably connected in the stroke slots 571, one end of the connecting rod 573 is hinged with the moving block 572, and the other end of the connecting rod 573 is hinged with the rotating rod 574; the driving piece comprises a double-shaft motor 579 and a motor frame, the motor frame is welded on the mounting rod 512, the double-shaft motor 579 is fixed on the motor frame through bolts, and an output shaft of the double-shaft motor 579 is respectively connected with one end of each of the two rotating rods 574, which is far away from the connecting rod 573, in a key manner; the output shaft of the double-shaft motor 579 is parallel to the hinged shafts at the two ends of the rotating rod 574 and is perpendicular to the discharging direction. Push rod 575 is connected in stroke groove 571 near the one end of keeping off material subassembly 55 in a sliding manner, and arrangement board 578 welds in the one end that two push rods 575 stretch out stroke groove 571, and limiting plate 577 welds in the other end of push rod 575, and spring 576 cover is established on push rod 575, and spring 576 one end welds on limiting plate 577, and the other end welds on stroke groove 571 inner wall, and can make arrangement board 578 tend to be close to stroke groove 571.

The implementation principle of the four-color machine in the embodiment of the application is as follows: when the four-color machine performs printing, the servo motor 534 is started, an output shaft of the servo motor 534 drives the screw 531 and the gear 532 on the screw 531 to rotate, further drives the toothed chain 533 and the other gears 532 and the screw 531 to rotate, and the supporting plate 52 descends along the vertical direction; the pushing handle pushes the material receiving tray onto the supporting plate 52, the rotating wheel 543 is embedded into the embedding groove 521, and then the adjusting screw 531 rotates to drive the supporting plate 52 and the paper receiving tray 54 to rise until the paper receiving tray 54 is slightly lower than the discharging end.

Printed paper slides and is stacked along the discharge end at a certain speed, the peripheral side of the printed paper is abutted against the material blocking strip 551, the material blocking strip 551 rotates along the hinged shaft under the action of impact force, and then the printed paper is reset under the action of gravity, and certain impact force is generated to perform impact finishing on the side wall of the paper; in the material receiving process, the lifting assembly 53 is adjusted to drive the supporting plate 52 and the paper receiving tray 54 to gradually descend, so that the height of the stacked paper is slightly lower than the discharging end all the time; meanwhile, the double-shaft motor 579 is adjusted to enable the two rotating rods 574 to rotate along the end portions, so as to drive one end of the connecting rod 573 to rotate along with the rotating rods 574, and drive the other end of the connecting rod 573 to slide along the stroke groove 571, the moving block 572 abuts against the pushing push rod 575 and compresses the spring 576, so that the arranging plate 578 abuts against and pushes the side edge of the stacked paper, the stacked paper on the paper receiving tray 54 is continuously arranged in the rotating process of the rotating rods 574, and the paper receiving is completed.

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 (8)

1. A four-color machine comprises a fixed frame (51), a supporting plate (52) and a lifting assembly (53), wherein the supporting plate (52) is connected on the fixed frame (51) in a sliding manner, the lifting assembly (53) is arranged on the fixed frame (51) and can enable the supporting plate (52) to move along the vertical direction, and the four-color machine is characterized in that: the paper collecting plate (54) is arranged on the supporting plate (52), the arranging assembly (57) comprises a stroke slot (571), a moving block (572), a connecting rod (573), a rotating rod (574) and a driving piece, one end of the rotating rod (574) is rotatably connected to one end, close to a discharge port of the printing machine, of the fixing frame (51), the other end of the rotating rod (573) is hinged to one end of the connecting rod (573), one end, far away from the rotating rod (574), of the connecting rod (573) is hinged to the moving block (572), the moving block (572) is slidably connected to the stroke slot (571), the stroke slot (571) is fixedly arranged on the fixing frame (51), and the sliding direction of the moving block (572) is parallel to the discharging direction of the printing machine; the driving piece can enable the rotating rod (574) to rotate along the rotating shaft, and the material blocking assembly (55) is arranged on the periphery of the fixed frame (51) far away from the stroke groove (571) and can limit paper.

2. The four-color machine according to claim 1, characterized in that: arrangement subassembly (57) still includes arrangement board (578), push rod (575), spring (576) and limiting plate (577), push rod (575) sliding connection be in stroke groove (571) are close to and keep off material subassembly (55) one end, arrangement board (578) set up and stretch out stroke groove (571) one end at push rod (575), limiting plate (577) set up at push rod (575) other end, spring (576) set up on push rod (575), and can make arrangement board (578) tend to be close to stroke groove (571).

3. The four-color machine according to claim 1, characterized in that: the material blocking assembly (55) comprises a plurality of material blocking strips (551), the top ends of the material blocking strips (551) are hinged to the fixing frame (51), the other ends of the material blocking strips naturally fall, and hinged shafts of the material blocking strips (551) are horizontal and parallel to the side wall of the fixing frame (51).

4. The four-color machine according to claim 3, characterized in that: the material blocking assembly (55) further comprises a winding shaft (553), a torsion spring and a flexible piece (554), wherein the winding shaft (553) is rotatably connected to the material blocking strip (551) and is arranged on two side walls of the fixing frame (51) along the discharging direction, the flexible piece (554) is wound on the winding shaft (553), one end of the flexible piece is fixedly arranged on the supporting plate (52), the other end of the flexible piece is fixedly arranged on the winding shaft (553), and the torsion spring is arranged on the winding shaft (553) and can enable the flexible piece (554) to keep a straight line.

5. The four-color machine according to claim 4, characterized in that: at least two groups of material blocking strips (551) are respectively arranged on two sides of the fixed frame (51) along the discharging direction, and the flexible piece (554) is vertically arranged.

6. The four-color machine according to claim 1, characterized in that: the paper feeding device is characterized by further comprising a guide assembly (56), wherein the guide assembly (56) comprises a base plate (561), the base plate (561) is fixedly arranged on the top wall of the paper collecting plate (54), the top wall of the base plate (561) is arc-shaped, and two sides of the base plate (561) in the paper discharging direction are higher than the center of the base plate.

7. The four-color machine according to claim 6, characterized in that: the guide assembly (56) further comprises at least one pair of wedge blocks (562), the wedge blocks (562) are arranged on two sides of the fixed frame (51) in the discharging direction, and one end, with a smaller cross section area, of each wedge block (562) can be inserted between the paper sheets.

8. The four-color machine according to claim 1, characterized in that: the bottom wall of the paper collecting plate (54) is fixedly provided with at least three groups of supports (542) close to the side wall of the paper collecting plate (54), and the supporting plate (52) is provided with an embedding groove (521) embedded with the supports (542).

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