CN213245210U

CN213245210U - Loading mechanism of gravure printing machine

Info

Publication number: CN213245210U
Application number: CN202022144266.7U
Authority: CN
Inventors: 林建东
Original assignee: Ruian Yidong Machinery Co ltd
Current assignee: Ruian Yidong Machinery Co ltd
Priority date: 2020-09-25
Filing date: 2020-09-25
Publication date: 2021-05-21
Anticipated expiration: 2030-09-25

Abstract

The utility model discloses a loading mechanism of an intaglio press, which comprises a frame, a driving assembly, a first pushing assembly and a second pushing assembly are arranged on the frame, the first pushing assembly comprises a cylinder, a first conduit, a first linkage piece, a flange connection piece, a first shaft sleeve, a first pushing shaft and a first ejector head, the first shaft sleeve is arranged on one side of the frame, the first shaft sleeve, the flange connection piece and the first conduit are sequentially connected, the cylinder is arranged at the outer end of the first conduit, an output shaft of the cylinder is connected with the first linkage piece, a connecting shaft is rotationally arranged on the first linkage piece, the connecting shaft is connected with the first pushing shaft through a shaft coupling, and the first pushing shaft is in linkage connection with the first ejector head; the second pushing assembly comprises a second pushing shaft and a second pushing head, the second pushing shaft is arranged on the rack, and the second pushing head is arranged at one end of the second pushing shaft; the driving component is connected with the first pushing shaft. The utility model is simple in operation, the dismouting of the package film of being convenient for can show the production efficiency who improves the enterprise.

Description

Loading mechanism of gravure printing machine

Technical Field

The utility model relates to a lithography apparatus technical field especially relates to a loading mechanism of gravure press.

Background

The existing printing machine comprises a charging mechanism, a plurality of printing mechanisms and a winding mechanism, wherein each printing mechanism comprises a printing part and an oven drying part. The process comprises the steps that a rolled film placed in a loading mechanism enters a printing mechanism, the film is printed with one color through the printing mechanism at each station, and then the film is dried by an oven and then enters a winding mechanism to be wound, so that the required pattern is formed on the film after multicolor printing.

The loading mechanism in the existing market is generally composed of a driving roller, a transmission shaft and a driving assembly, wherein the roll package film is installed on the driving roller, and the driving assembly drives the transmission shaft and the transmission roller to rotate so as to drive the roll package film to rotate. However, the loading mechanism is complex to operate, is not convenient for the disassembly and assembly of the rolled film, and greatly reduces the production efficiency of enterprises.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an intaglio press's charging mechanism, the utility model is simple in operation, the dismouting of the package film of being convenient for can show the production efficiency who improves the enterprise.

In order to achieve the above object, the utility model provides a following technical scheme: a charging mechanism of an intaglio press comprises a rack, wherein a driving assembly, a first pushing assembly and a second pushing assembly are arranged on the rack, the first pushing assembly comprises a cylinder, a first guide pipe, a first linkage piece, a flange connecting piece, a first shaft sleeve, a first pushing shaft and a first ejector head, the first shaft sleeve is arranged on one side of the rack, the first shaft sleeve, the flange connecting piece and the first guide pipe are sequentially connected, the cylinder is arranged at the outer end of the first guide pipe, an output shaft of the cylinder extends into the first guide pipe and is connected with the first linkage piece, a connecting shaft is rotatably arranged on the first linkage piece and is connected with the first pushing shaft through a coupler, and the first pushing shaft sequentially penetrates through the flange connecting piece and the first shaft sleeve and extends out of the outside to be in linkage connection with the first ejector head; the second pushing assembly comprises a second pushing shaft and a second ejector head, the second pushing shaft is arranged on the other side, corresponding to the first pushing shaft, of the rack, and the second ejector head is arranged at one end, close to the first ejector head, of the second pushing shaft; the first pushing shaft and the second pushing shaft are coaxially arranged, and the driving assembly is connected with the first pushing shaft and drives the first pushing shaft to rotate.

By adopting the technical scheme, the coiled film is arranged between the first pushing assembly and the second pushing assembly, the first linkage piece is pushed out by the air cylinder, the first linkage piece drives the first connecting shaft to extend out, the first connecting shaft is connected with the first pushing shaft through the coupler so as to drive the first pushing shaft to push out, along with the gradual pushing out of the extending end of the air cylinder, the distance between the first ejector head on the first pushing shaft and the second ejector head on the second pushing shaft is gradually reduced until the two ejector heads respectively abut against the two ends of the coiled film, and therefore the rapid loading of the coiled film is realized. Meanwhile, the first pushing shaft is connected with the driving assembly, the driving assembly drives the first pushing shaft to rotate, the first pushing shaft drives the first pushing head to rotate, and the first pushing head drives the roll-packaged film to rotate through friction force between the first pushing head and the roll-packaged film, so that the roll-packaged film is unreeled. In addition, when the packaged film needs to be taken down, the output shaft of the air cylinder is controlled to retract, so that the first pushing shaft drives the first pushing head to retract, and the distance between the first pushing head on the first pushing shaft and the second pushing head on the second pushing shaft is gradually increased until the packaged film can be taken out. This charging mechanism easy operation, the dismouting of the package film of being convenient for can show the production efficiency who improves the enterprise.

The utility model discloses further set up to, first mounting groove has been seted up to the one end of first linkage, the one end of connecting axle is equipped with first carousel, first carousel inlays to be established in first mounting groove to the outer end of first mounting groove is equipped with and supports and be used for the spacing first clamping ring of first carousel outside first carousel.

Through adopting above-mentioned technical scheme, can enough guarantee that connecting axle and first top push shaft can carry out axial displacement along with first linkage is synchronous, also can guarantee that connecting axle and first top push shaft can carry out circumferential direction under drive assembly's effect.

The utility model discloses further set up to, first spacing groove has been seted up on the first pipe, be equipped with on the first linkage with the first stopper that first spacing groove is corresponding, when first linkage axial displacement, first stopper slides and sets up in first spacing groove.

Through adopting above-mentioned technical scheme, when can avoiding the connecting axle to rotate along with first top push shaft, because the first linkage of the effect trend of the frictional force between the first mounting groove on first carousel and the first linkage rotates, and then the output shaft that drives the cylinder rotates and causes the damage of cylinder.

The utility model discloses further set up to, drive assembly includes driving motor, driving pulley, driven pulleys and belt, driving motor installs in the frame, driving pulley is connected with driving motor's motor shaft, and driven pulleys pushes away the axle linkage with first top and is connected, the belt cladding is on driving pulley and driven pulleys.

Through adopting above-mentioned technical scheme, can guarantee the steady rotation of first top push shaft, and then realize unreeling of package film.

The utility model is further arranged in that the flange connecting piece comprises a first flange plate and a second flange plate which are connected through a plurality of connecting columns; first circular slot has been seted up to the inboard of first ring flange, and the embedded first bearing that is equipped with of first circular slot, second circular slot have been seted up to the inboard of second ring flange, and the embedded second bearing that is equipped with of second circular slot, driven pulleys installs in the position that first top pushes away the axle and is located between first ring flange and the second ring flange to driven pulleys's both sides are inconsistent with first bearing and second bearing respectively.

Through adopting above-mentioned technical scheme, can not only fix a position driven pulley, connect through a plurality of spliced poles between first ring flange and the second ring flange moreover, make things convenient for passing of belt, receive the interference when can avoiding belt transmission.

The utility model discloses further set up to, the spout has been seted up along the axial on the lateral wall of first top push shaft, be equipped with on the driven pulleys with the slider of spout looks adaptation.

Through adopting above-mentioned technical scheme, can guarantee that first top push shaft can carry out axial slippage, can carry out synchronous revolution along with the driven band pulley again.

The utility model discloses set up further to, the second top pushes away subassembly still includes second shaft sleeve, second linkage, screw rod and hand wheel, the second shaft sleeve is installed on the opposite side that corresponds first shaft sleeve in the frame, the screw rod runs through the second shaft sleeve, the second linkage slides and sets up in the inside of second shaft sleeve, the screw rod runs through the second shaft sleeve and the inner of screw rod and second linkage threaded connection, the position that is located the inside of second shaft sleeve on the screw rod is equipped with the spacing ring that is used for supporting on the interior terminal surface of second shaft sleeve, the outer end of screw rod links to each other with the hand wheel; and the second pushing shaft penetrates through the second shaft sleeve and is rotationally connected with the second linkage piece.

By adopting the technical scheme, the hand wheel is rotated to drive the screw rod to rotate, so that the second linkage part is driven to slide along the axial direction, and the second pushing shaft is extended or retracted. Meanwhile, the first pushing assembly and the second pushing assembly are operated, so that the installation position of the wound film can be adjusted to be kept at the central position, and the deviation prevention function is realized.

The utility model discloses further set up to, the second mounting groove has been seted up to the one end of second linkage piece, the inner of second top push shaft is equipped with the second carousel, the second carousel inlays to be established in the second mounting groove to the outer end of second mounting groove is equipped with and supports and be used for the spacing second clamping ring of second carousel at the outer terminal surface of second carousel.

Through adopting above-mentioned technical scheme, can enough guarantee that the second top pushes away the axle and can carry out axial displacement along with the second linkage is synchronous, also can guarantee that the second top pushes away the axle and can take place circumferential direction.

The utility model discloses further set up to, the second spacing groove has been seted up on the second axle sleeve, be equipped with on the second linkage with the second spacing groove corresponding second stopper, when second linkage axial displacement, the second stopper slides and sets up in the second spacing groove.

By adopting the technical scheme, the problem that the axial displacement of the linkage part influences the mounting stability of the packaged film due to the fact that the second linkage part rotates under the action trend of the friction force between the second mounting groove on the second turntable and the second linkage part when the second pushing shaft rotates along with the packaged film can be avoided.

The utility model discloses further set up to, the structure of first top and second top is the same, is equipped with little big outside toper portion in being equipped with on the first top, and the periphery of toper portion is provided with a plurality of antiskid groove along circumference.

Through adopting above-mentioned technical scheme, not only make things convenient for the fixed mounting of package film, fixed respond well moreover.

Drawings

Fig. 1 is a schematic overall structure diagram of the present invention;

fig. 2 is a cross-sectional view of the first pushing assembly of the present invention;

fig. 3 is a cross-sectional view of the first pushing assembly of the present invention;

fig. 4 is a schematic structural view of the first plug of the present invention.

In the figure: 1. a frame; 2. a drive assembly; 3. a first urging assembly; 4. a second pushing assembly; 5. a cylinder; 6. a first conduit; 7. a first flange plate; 8. a second flange plate; 9. connecting columns; 10. a flange connection; 11. a first bushing; 12. a first push shaft; 13. a first plug; 14. a second pushing shaft; 15. a second plug; 16. a second shaft sleeve; 17. a hand wheel; 18. a drive motor; 19. a driving pulley; 20. a driven pulley; 21. a belt; 22. a first linkage member; 23. a first mounting groove; 24. a connecting shaft; 25. a first turntable; 26. a first pressure ring; 27. a first limit groove; 28. a first stopper; 29. a coupling; 30. a first circular groove; 31. a first bearing; 32. a second circular groove; 33. a second bearing; 34. a slider; 35. a chute; 36. a screw; 37. a limiting ring; 38. a second linkage member; 39. a second limiting block; 40. a second limit groove; 41. a second mounting groove; 42. a second turntable; 43. a second pressure ring; 44. a tapered portion; 45. and (4) an anti-slip groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example (b): the utility model provides a loading mechanism of gravure press, as shown in attached figures 1-4, including frame 1, be equipped with drive assembly 2, first top pushing assembly 3 and second top pushing assembly 4 on frame 1, first top pushing assembly 3 includes cylinder 5, first pipe 6, first linkage 22, flange connecting piece 10, first axle sleeve 11, first top pushing shaft 12 and first top 13, first axle sleeve 11 is installed in one side of frame 1 (run through and set up on frame 1), first axle sleeve 11, flange connecting piece 10 and first pipe 6 pass through the screw and link to each other in proper order, cylinder 5 passes through the screw and installs in the outer end of first pipe 6, and the output shaft of cylinder 5 stretches into first pipe 6 inside and links to each other with first linkage 22, rotates on the first linkage 22 and is provided with connecting axle 24, and connecting axle 24 is connected with first top pushing shaft 12 through shaft coupling 29, the first pushing shaft 12 penetrates through the flange connecting piece 10 and the first shaft sleeve 11 in sequence and extends out of the outside to be in linkage connection with the first ejector head 13, and the first ejector head 13 is connected with the first pushing shaft 12 in a key connection mode; the second pushing assembly 4 comprises a second pushing shaft 14 and a second pushing head 15, the second pushing shaft 14 is mounted on the other side, corresponding to the first pushing shaft 12, of the rack 1, the second pushing head 15 is arranged at one end, close to the first pushing head 13, of the second pushing shaft 14, and the second pushing head 15 is connected with the second pushing shaft 14 in a key connection mode; the first pushing shaft 12 and the second pushing shaft 14 are coaxially arranged, the driving assembly 2 is connected with the first pushing shaft 12 and drives the first pushing shaft 12 to rotate, the first pushing shaft 12 drives the first pushing head 13 to rotate, and the first pushing head 13 drives the wound film to rotate through friction force between the first pushing head 13 and the wound film, so that unwinding of the wound film is realized. The disassembly and assembly of the packaged film only needs to control the cylinder 5 to adjust the distance between the first pushing shaft 12 and the second pushing shaft 14, the operation is simple, the disassembly and assembly of the packaged film are convenient, and the production efficiency of an enterprise can be obviously improved.

As shown in fig. 2, a first mounting groove 23 is formed in one end of the first linkage member 22, a first rotating disc 25 is arranged at one end of the connecting shaft 24, the first rotating disc 25 and the connecting shaft 24 are integrated, the first rotating disc 25 is embedded in the first mounting groove 23, a first pressing ring 26 abutting against the outer end face of the first rotating disc 25 and used for limiting the first rotating disc 25 is arranged at the outer end of the first mounting groove 23, and the first pressing ring 26 is in interference fit with the first mounting groove 23. The design can ensure that the connecting shaft 24 and the first pushing shaft 12 can synchronously perform axial displacement along with the first linkage piece 22, and can also ensure that the connecting shaft 24 and the first pushing shaft 12 can perform circumferential rotation under the action of the driving assembly 2.

As shown in fig. 2, a first limiting groove 27 is formed on the first guide tube 6, a first limiting block 28 corresponding to the first limiting groove 27 is arranged on the first linkage member 22, and when the first linkage member 22 axially displaces, the first limiting block 28 is slidably disposed in the first limiting groove 27. This design can avoid connecting axle 24 to rotate along with first top push shaft 12, because the first linkage 22 of the effect trend of the friction force between first mounting groove 23 on first carousel 25 and the first linkage 22 rotates, and then drives the output shaft rotation of cylinder 5 and causes the damage of cylinder 5.

As shown in fig. 1, the driving assembly 2 includes a driving motor 18, a driving pulley 19, a driven pulley 20 and a belt 21, the driving motor 18 is installed on the frame 1, the driving pulley 19 is connected to a motor shaft of the driving motor 18, the driven pulley 20 is linked to the first pushing shaft 12, and the belt 21 is wrapped on the driving pulley 19 and the driven pulley 20. The stable rotation of first top push shaft 12 can be guaranteed in this design, and then realize unreeling of package film.

As shown in fig. 1, the flange connector 10 includes a first flange 7 and a second flange 8, and the first flange 7 and the second flange 8 are connected by a plurality of connecting posts 9; first circular slot 30 has been seted up to the inboard of first ring flange 7, and the embedded first bearing 31 that is equipped with of first circular slot 30, second circular slot 32 has been seted up to the inboard of second ring flange 8, and the embedded second bearing 33 that is equipped with of second circular slot 32, driven pulley 20 installs in the position that first top pushes away axle 12 and is located between first ring flange 7 and the second ring flange 8 to driven pulley 20's both sides respectively with first bearing 31 and second bearing 33 inconsistent. This design can not only fix a position driven pulley 20, connects through a plurality of spliced poles 9 between first ring flange 7 and the second ring flange 8 moreover, has made things convenient for passing of belt 21, receives the interference when can avoiding the belt 21 transmission.

As shown in fig. 2, a sliding groove 35 is axially formed in the side wall of the first pushing shaft 12, a sliding block 34 adapted to the sliding groove 35 is arranged on the driven pulley 20, and when the first pushing shaft 12 axially slides, the relative position of the sliding block 34 on the driven pulley in the first pushing shaft 12 changes, so that the structure can ensure that the first pushing shaft 12 can axially slide and can synchronously rotate along with the driven pulley 20.

As shown in fig. 3, the second pushing assembly 4 further includes a second shaft sleeve 16, a second linkage member 38, a screw rod 36 and a hand wheel 17, the second shaft sleeve 16 is mounted on the other side of the frame 1 corresponding to the first shaft sleeve 11, the screw rod 36 penetrates through the second shaft sleeve 16, the second linkage member 38 is slidably disposed inside the second shaft sleeve 16, the screw rod 36 penetrates through the second shaft sleeve 16, an inner end of the screw rod 36 is in threaded connection with the second linkage member 38, a position of the screw rod 36 inside the second shaft sleeve 16 is provided with a limit ring 37 for abutting against an inner end surface of the second shaft sleeve 16, and an outer end of the screw rod 36 is connected with the hand wheel 17 (both rotate synchronously); the second pushing shaft 14 extends through the second sleeve 16 and is rotatably connected to the second link member 38. Wherein, the outer half section of screw rod 36 is the optical axis, and interior half section car has the external screw thread, has seted up the screw that supplies screw rod 36 screw in on the second linkage 38. The rotating hand wheel 17 rotates the screw rod 36, and further the second linkage member 38 slides in the axial direction, so that the second pushing shaft 14 is extended or retracted. Meanwhile, the first pushing assembly 3 and the second pushing assembly 4 are operated, so that the installation position of the wound film can be adjusted to be kept at the central position, and the deviation prevention function is realized.

As shown in fig. 3, a second mounting groove 41 is formed at one end of the second linkage member 38, a second rotating disc 42 is arranged at the inner end of the second pushing shaft 14, the second pushing shaft 14 and the second rotating disc 42 are integrated, the second rotating disc 42 is embedded in the second mounting groove 41, a second pressing ring 43 which abuts against the outer end surface of the second rotating disc 42 and is used for limiting the second rotating disc 42 is arranged at the outer end of the second mounting groove 41, and the second pressing ring 43 is in interference fit with the second mounting groove 41. The design can ensure that the second pushing shaft 14 can synchronously perform axial displacement along with the second linkage piece 38, and can also ensure that the second pushing shaft 14 can rotate in the circumferential direction.

As shown in fig. 3, a second limiting groove 40 is formed on the second shaft sleeve 16, a second limiting block 39 corresponding to the second limiting groove 40 is formed on the second linkage member 38, and when the second linkage member 38 axially displaces, the second limiting block 39 is slidably disposed in the second limiting groove 40. The design can prevent the second linkage member 38 from rotating due to the action of the friction force between the second rotating disc 42 and the second mounting groove 41 on the second linkage member 38 when the second pushing shaft 14 rotates along with the film roll, so that the axial displacement of the second linkage member 38 affects the stability of the film roll installation.

As shown in fig. 4, the first plug 13 and the second plug 15 have the same structure, a tapered portion 44 with a smaller inside and a larger outside is arranged on the first plug 13, and a plurality of anti-slip grooves 45 are arranged on the outer periphery of the tapered portion 44 along the circumferential direction. The design not only facilitates the fixed installation of the roll-packaged film, but also has good fixing effect.

The working principle is as follows: during installation, a packaged film is placed between the first pushing component 3 and the second pushing component 4, the first linkage piece 22 is pushed out by the air cylinder 5, the first linkage piece 22 drives the first connecting shaft 24 to extend out, the first connecting shaft 24 is connected with the first pushing shaft 12 through the coupler 29 so as to drive the first pushing shaft 12 to push out, along with gradual pushing out of the extending end of the air cylinder 5, the distance between the first ejector head 13 on the first pushing shaft 12 and the second ejector head 15 on the second pushing shaft 14 is gradually reduced until the two ejector heads respectively abut against two ends of the packaged film, and therefore rapid loading of the packaged film is achieved. Meanwhile, as the first pushing shaft 12 is connected with the driving assembly 2, the driving assembly 2 drives the first pushing shaft 12 to rotate, the first pushing shaft 12 drives the first pushing head 13 to rotate, and the first pushing head 13 drives the roll-packaged film to rotate through friction force between the first pushing head 13 and the roll-packaged film, so that unwinding of the roll-packaged film is realized. When the wound film needs to be taken out, the output shaft of the control cylinder 5 retracts, so that the first pushing shaft 12 drives the first pushing head 13 to retract, and the distance between the first pushing head 13 on the first pushing shaft 12 and the second pushing head 15 on the second pushing shaft 14 gradually increases until the wound film can be taken out. This charging mechanism easy operation, the dismouting of the package film of being convenient for can show the production efficiency who improves the enterprise.

Claims

1. A loading mechanism of an intaglio printing press comprising a frame (1), characterized in that: the pushing device is characterized in that a driving assembly (2), a first pushing assembly (3) and a second pushing assembly (4) are arranged on the rack (1), the first pushing assembly (3) comprises a cylinder (5), a first guide pipe (6), a first linkage piece (22), a flange connecting piece (10), a first shaft sleeve (11), a first pushing shaft (12) and a first pushing head (13), the first shaft sleeve (11) is installed on one side of the rack (1), the first shaft sleeve (11), the flange connecting piece (10) and the first guide pipe (6) are sequentially connected, the cylinder (5) is installed at the outer end of the first guide pipe (6), an output shaft of the cylinder (5) extends into the first guide pipe (6) and is connected with the first linkage piece (22), a connecting shaft (24) is rotatably arranged on the first linkage piece (22), and the connecting shaft (24) is connected with the first pushing shaft (12) through a coupler (29), the first pushing shaft (12) penetrates through the flange connecting piece (10) and the first shaft sleeve (11) in sequence and extends out of the outside to be connected with the first ejector head (13) in a linkage manner; the second pushing assembly (4) comprises a second pushing shaft (14) and a second pushing head (15), the second pushing shaft (14) is installed on the other side, corresponding to the first pushing shaft (12), of the rack (1), and the second pushing head (15) is arranged at one end, close to the first pushing head (13), of the second pushing shaft (14); the first pushing shaft (12) and the second pushing shaft (14) are coaxially arranged, and the driving assembly (2) is connected with the first pushing shaft (12) and drives the first pushing shaft (12) to rotate.

2. The loading mechanism of an intaglio printing press according to claim 1, characterized in that: first mounting groove (23) have been seted up to the one end of first linkage piece (22), the one end of connecting axle (24) is equipped with first carousel (25), first carousel (25) are inlayed and are established in first mounting groove (23) to the outer end of first mounting groove (23) is equipped with and supports and be used for the spacing first clamping ring (26) of first carousel (25) at first carousel (25) outer terminal surface.

3. The loading mechanism of an intaglio printing press according to claim 1, characterized in that: the first guide pipe (6) is provided with a first limiting groove (27), the first linkage piece (22) is provided with a first limiting block (28) corresponding to the first limiting groove (27), and when the first linkage piece (22) axially displaces, the first limiting block (28) is slidably arranged in the first limiting groove (27).

4. The loading mechanism of an intaglio printing press according to claim 1, characterized in that: the driving assembly (2) comprises a driving motor (18), a driving belt wheel (19), a driven belt wheel (20) and a belt (21), the driving motor (18) is installed on the rack (1), the driving belt wheel (19) is connected with a motor shaft of the driving motor (18), the driven belt wheel (20) is connected with the first pushing shaft (12) in a linkage mode, and the belt (21) is wrapped on the driving belt wheel (19) and the driven belt wheel (20).

5. The loading mechanism of an intaglio printing press according to claim 4, characterized in that: the flange connecting piece (10) comprises a first flange plate (7) and a second flange plate (8), and the first flange plate (7) and the second flange plate (8) are connected through a plurality of connecting columns (9); first circular slot (30) have been seted up to the inboard of first ring flange (7), and embedded first bearing (31) of being equipped with in first circular slot (30), second circular slot (32) have been seted up to the inboard of second ring flange (8), and embedded second bearing (33) of being equipped with in second circular slot (32), driven pulley (20) are installed in first top push shaft (12) and are located the position between first ring flange (7) and second ring flange (8) to the both sides of driven pulley (20) are inconsistent with first bearing (31) and second bearing (33) respectively.

6. The loading mechanism of an intaglio printing press according to claim 5, characterized in that: a sliding groove (35) is formed in the side wall of the first pushing shaft (12) in the axial direction, and a sliding block (34) matched with the sliding groove (35) is arranged on the driven belt wheel (20).

7. The loading mechanism of an intaglio printing press according to claim 1, characterized in that: the second pushing assembly (4) further comprises a second shaft sleeve (16), a second linkage member (38), a screw rod (36) and a hand wheel (17), the second shaft sleeve (16) is mounted on the other side, corresponding to the first shaft sleeve (11), of the rack (1), the screw rod (36) penetrates through the second shaft sleeve (16), the second linkage member (38) is arranged inside the second shaft sleeve (16) in a sliding mode, the screw rod (36) penetrates through the second shaft sleeve (16) and the inner end of the screw rod (36) is in threaded connection with the second linkage member (38), a limiting ring (37) used for abutting against the inner end face of the second shaft sleeve (16) is arranged on the portion, located inside the second shaft sleeve (16), of the screw rod (36), and the outer end of the screw rod (36) is connected with the hand wheel (; the second pushing shaft (14) penetrates through the second shaft sleeve (16) and is rotatably connected with the second linkage piece (38).

8. The loading mechanism of an intaglio printing press according to claim 7, characterized in that: a second mounting groove (41) is formed in one end of the second linkage piece (38), a second rotary disc (42) is arranged at the inner end of the second pushing shaft (14), the second rotary disc (42) is embedded in the second mounting groove (41), and a second pressing ring (43) which abuts against the outer end face of the second rotary disc (42) and is used for limiting the second rotary disc (42) is arranged at the outer end of the second mounting groove (41).

9. The loading mechanism of an intaglio printing press according to claim 7, characterized in that: the second shaft sleeve (16) is provided with a second limiting groove (40), the second linkage member (38) is provided with a second limiting block (39) corresponding to the second limiting groove (40), and when the second linkage member (38) axially displaces, the second limiting block (39) is slidably arranged in the second limiting groove (40).

10. The loading mechanism of an intaglio printing press according to claim 1, characterized in that: the structure of the first ejector head (13) is the same as that of the second ejector head (15), a conical part (44) with a small inside and a large outside is arranged on the first ejector head (13), and a plurality of anti-skidding grooves (45) are formed in the periphery of the conical part (44) along the circumferential direction.