CN215751344U

CN215751344U - Cylinder screen printing mechanism

Info

Publication number: CN215751344U
Application number: CN202122011558.8U
Authority: CN
Inventors: 汪超
Original assignee: Shanghai Heyu Printing Co ltd
Current assignee: Shanghai Heyu Printing Co ltd
Priority date: 2021-08-25
Filing date: 2021-08-25
Publication date: 2022-02-08
Anticipated expiration: 2031-08-25

Abstract

The utility model relates to a drum screen printing mechanism, the on-line screen printing machine comprises a base, fixed surface installs the printing chamber on the base, the printing chamber top articulates there is flip, printing chamber one side is the opening setting, the inside rotation of printing chamber is connected with horizontally mould cylinder, the both ends of mould cylinder all are the opening setting, and the inside horizontally horizontal pole of placing of mould cylinder, horizontal pole wall connection has the connecting plate, one side sliding connection that the connecting plate deviates from the horizontal pole has two splint, two splint set up along the length direction of connecting plate, and are located connecting plate width direction's both sides respectively, and the width direction and the connecting plate surface sliding connection of connecting plate are followed respectively to two splint, have placed the ink scraping sword between the splint, and threaded connection has first bolt between two splint. This application is rational in infrastructure, has the effect that makes things convenient for operating personnel to change the ink scraping sword.

Description

Cylinder screen printing mechanism

Technical Field

The application relates to the technical field of printing production, in particular to a cylinder screen printing mechanism.

Background

The screen printing machine comprises a plane screen printing machine and a curved surface screen printing machine, wherein the curved surface screen printing machine is divided into a flat screen curved surface screen printing machine and a circular screen curved surface screen printing machine, and the circular screen printing machine is one of the circular screen curved surface screen printing machines, has the characteristics of convenience in operation, wide application range, high production efficiency and the like, and is a printing machine type which is deeply favored by printing manufacturers.

Cylinder screen printing machine includes the mould cylinder, inside inkjet pipeline and the scraping blade of having placed of mould cylinder, scraping blade and mould cylinder circumference inner wall are in the looks butt state, select the scraping blade according to the thickness of printed matter before the printing work, at the printing in-process, rotary motion is done to the mould cylinder, and the continuous inkjet pipeline blowout of following of pigment, the rigidity of scraping blade is unchangeable, and pigment sees through on the printed matter is printed through the mould hole through the squeezing action of scraping blade to accomplish the stamp process.

In view of the above-mentioned related art, the operator needs to replace the doctor blade according to the thickness of the printed matter, and the inventor considers that there is an inconvenience in the process of replacing the doctor blade.

SUMMERY OF THE UTILITY MODEL

To facilitate removal and installation of the doctor blade, the present application provides a cylindrical screen printing mechanism.

The application provides a drum screen printing mechanism adopts following technical scheme:

the utility model provides a drum screen printing mechanism, includes the base, fixed surface installs the printing chamber on the base, the printing chamber top articulates there is flip, printing chamber one side is the opening setting, the inside rotation of printing chamber is connected with the horizontally mould cylinder, the both ends of mould cylinder all are the opening setting, and the inside horizontally horizontal pole of placing of mould cylinder, horizontal pole wall connection has the connecting plate, one side sliding connection that the connecting plate deviates from the horizontal pole has two splint, two splint set up along the length direction of connecting plate, and are located connecting plate width direction's both sides respectively, and the width direction and the connecting plate surface sliding connection of connecting plate are followed respectively to two splint, have placed the ink scraping sword between the splint, and threaded connection has first bolt between two splint.

Through adopting above-mentioned technical scheme, rotatory first bolt, make first bolt and two splint produce the separation, two splint of sliding along connecting plate width direction, make the distance grow between two splint, thereby take out the ink scraping sword and change, adjust the distance between two splint, place new ink scraping sword between two splint, two splint remove along relative direction, when the ink scraping sword is in the state of pressing from both sides tightly, first bolt threaded connection is between two splint, when the ink scraping sword of different thickness is changed to needs, operating personnel's work has been made things convenient for.

The utility model is further configured to: the horizontal pole is towards the lateral wall fixedly connected with fixed block of connecting plate, the recess that supplies the connecting plate embedding is seted up towards the one end of connecting plate to the fixed block, fixedly connected with spring between recess tank bottom and the connecting block, under the natural state of spring, the connecting plate part stretches out the recess.

Through adopting above-mentioned technical scheme, the spring has played the effect of a buffering to the ink scraping sword, and when ink scraping sword and mould cylinder inner wall looks butt, the spring is in the state of compressed, and the setting up of spring not only makes ink scraping sword and mould cylinder fully contact, has also formed the effect of protection to the lateral wall of mould cylinder.

The utility model is further configured to: the side wall of the connecting plate is fixedly connected with the guide block, and the groove wall of the groove is provided with a guide groove for the guide block to slide.

Through adopting above-mentioned technical scheme, under the effect of spring, the connecting plate is at the gliding in-process in recess, and guide block and guide way have played the effect of direction for the sliding process of connecting plate is more steady.

The utility model is further configured to: the both ends of horizontal pole are the cylinder, and the mid portion of horizontal pole is square body, the both ends difference fixedly connected with sleeve of the lateral wall of fixed block orientation horizontal pole, the sleeve cover is located on the horizontal pole, threaded connection has the second bolt between sleeve and the horizontal pole.

Through adopting above-mentioned technical scheme, telescopic setting has made things convenient for dismantlement and installation between fixed block and the horizontal pole, and the relation of being connected between sleeve and the horizontal pole has been fastened in setting up of second bolt.

The utility model is further configured to: the circumferential inner wall of the sleeve is attached to the circumferential side wall of the middle part of the cross rod.

Through adopting above-mentioned technical scheme, the doctor is difficult for taking place to rock between sleeve and the horizontal pole at the in-process of work to make fixed block, connecting plate all be in stable state, guaranteed the normal work of doctor.

The utility model is further configured to: the printing room bottom surface fixedly connected with two backup pads, the through-hole has been seted up on the backup pad surface, the both ends of horizontal pole are to pass the through-hole setting, backup pad lateral wall threaded connection has the third bolt, the third bolt runs through to in the through-hole.

Through adopting above-mentioned technical scheme, the both ends of horizontal pole are rotated and are connected in the through-hole of backup pad, through rotating the horizontal pole for the ink scraping cutter can point to other positions inside the mould cylinder, has made things convenient for operating personnel's regulation, and rotatory third bolt makes the second bolt be located the one end of through-hole and forms the butt with the horizontal pole wall, and the horizontal pole receives the extrusion, and makes self be in stable state.

The utility model is further configured to: the third bolt is located the one end fixedly connected with butt piece in the through-hole, the one side that the butt piece deviates from the third bolt is laminated with the horizontal pole wall mutually.

Through adopting above-mentioned technical scheme, rotatory third bolt makes butt piece butt in horizontal pole wall, and the contact area between third bolt and the horizontal pole has been increased in setting up of butt piece for the state of horizontal pole is more stable.

The utility model is further configured to: the lateral wall that the butt piece faced the horizontal pole has seted up a plurality of stripes, and a plurality of the stripe sets up along the length direction of horizontal pole.

Through adopting above-mentioned technical scheme, the setting up of stripe has increased the frictional force between butt piece and the horizontal pole for the difficult emergence of horizontal pole is rotated.

In summary, the present application includes the following beneficial technical effects:

1. the two clamping plates are connected to the surface of the connecting plate in a sliding mode, and both the two clamping plates slide along the width direction of the connecting plate, so that the distance between the two clamping plates can be adjusted, ink scraping knives with different thicknesses can be placed by adjusting the distance between the two clamping plates, the sliding clamping plates enable the ink scraping knives to be in an extruded state, and the two clamping plates are fixed through the first bolts, so that the ink scraping knives are in a firmly installed state;

2. the fixing block is arranged between the cross rod and the connecting plate, the fixing block is provided with a groove for the connecting plate to be partially embedded, the spring is fixedly connected between the bottom of the groove and the connecting plate, and the spring is in a compressed state under the abutting of the ink scraper and the inner wall of the rotary screen cylinder, so that the ink scraper is ensured to be fully contacted with the inner wall of the rotary screen cylinder;

3. the stripe on the surface of butt piece towards the horizontal pole has increased the frictional force between butt piece and the horizontal pole wall, and under the state of butt piece butt in the horizontal pole, the horizontal pole is difficult for taking place to rotate.

Drawings

FIG. 1 is a schematic view of a cylindrical screen printing mechanism;

FIG. 2 is a schematic view of the construction of the cylindrical screen printing mechanism with the flip open;

FIG. 3 is a schematic illustration of a separated configuration of the ink scraping assembly;

fig. 4 is a schematic structural view of the region a in fig. 2.

In the figure, 1, a base; 11. a flexographic printing roll; 2. a printing chamber; 21. a cover is turned; 22. a drive member; 23. a support plate; 231. a through hole; 232. a third bolt; 233. abutting the sheet; 234. stripes; 3. a cylinder drum; 4. a cross bar; 41. a handle is rotated; 5. a wiping assembly; 51. a fixed block; 511. a groove; 512. a spring; 513. a guide groove; 514. a sleeve; 515. a second bolt; 52. a connecting plate; 521. a guide block; 522. a dovetail groove; 523. a screw; 53. a clamping plate 531, a first bolt; 532. a dovetail block; 54. a doctor blade.

Detailed Description

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

The embodiment of the application discloses a cylinder screen printing mechanism.

Referring to fig. 1 and 2, a cylinder screen printing mechanism comprises a base 1, wherein the base 1 is in a square shape, the side wall of the base 1 is rotatably connected with a plurality of groups of flexographic printing rollers 11, a printing chamber 2 is fixedly arranged on the upper surface of the base 1, the top of the printing chamber 2 is hinged with a flip cover 21, one side of the printing chamber 2, which is far away from the hinged end of the flip cover 21, is provided with an opening, namely a printed matter inlet, two groups of driving pieces 22 are fixedly connected inside the printing chamber 2, the two groups of driving pieces 22 are respectively and fixedly connected to two sides of the printing chamber 2 along the width direction of the base 1, a horizontal cylinder 3 is rotatably connected between the two groups of driving pieces 22, two ends of the cylinder 3 are in an opening arrangement, a horizontal cross rod 4 is arranged inside the cylinder 3, the cross rod 4 penetrates through the cylinder 3 along the width direction of the base 1, and the part of the cross rod 4, which is positioned inside the cylinder 3, is connected with an ink scraping component 5, two groups of support plates 23 are fixedly connected inside the printing chamber 2, and the two groups of support plates 23 are respectively connected with the two ends of the cross rod 4 in a rotating manner.

Referring to fig. 2 and 3, the two ends of the cross bar 4 extending out of the cylinder 3 are cylindrical, the cross bar 4 is located in the square of the cylinder 3, the ink scraping component 5 is connected to the square portion of the cross bar 4, the ink scraping component 5 comprises a fixing block 51, a connecting plate 52, a clamping plate 53 and an ink scraping knife 54, the fixing block 51 is connected to the square portion of the cross bar 4, the fixing block 51 is arranged along the length direction of the cross bar 4 in an extending manner, a groove 511 for embedding the connecting plate 52 is formed in one end, deviating from the cross bar 4, of the fixing block 51, the groove 511 is arranged along the length direction of the fixing block 51, the length of the connecting plate 52 is equal to that of the groove 511, a spring 512 is fixedly connected between the groove bottom 511 and the connecting plate 52, the springs 512 comprise two springs 512, the two springs 512 are respectively arranged at the two ends of the connecting plate 52 in the length direction, and under the natural state of the springs 512, the connecting plate 52 partially extends out of the groove 511. The two clamping plates 53 are arranged along the length direction of the connecting plate 52 in an extending mode, the two clamping plates 53 are connected with the surface of the connecting plate 52 in a sliding mode along the width direction of the connecting plate 52, the ink scraping knives 54 are located between the two clamping plates 53, the distance between the two clamping plates 53 is changed by sliding the two clamping plates 53, the ink scraping knives 54 with different thicknesses can be placed between the two clamping plates 53, the two ends of the two clamping plates 53 are respectively connected with the first bolts 531 in a threaded mode, and the ink scraping knives 54 are in a clamped state by rotating the first bolts 531.

Referring to fig. 3, two sets of guide blocks 521 are fixedly connected to two opposite side walls of the connecting plate 52 in the width direction respectively, each set of guide blocks 521 includes two, each set of guide blocks 521 is fixedly connected to two ends of the connecting plate 52 in the length direction respectively, a guide groove 513 for the guide blocks 521 to slide is formed in a groove wall of the groove 511, the guide blocks 521 and the guide grooves 513 are arranged to guide the connecting plate 52, and the sliding process of the connecting plate 52 in the groove 511 is more stable under the action of the spring 512.

Referring to fig. 3, two dovetail grooves 522 are opened on the surface of the connecting plate 52 facing the clamping plate 53, the two dovetail grooves 522 are arranged along the width direction of the connecting plate 52, the two dovetail grooves 522 are respectively located at two ends of the connecting plate 52 in the length direction, the side wall of the clamping plate 53 facing the connecting plate 52 is fixedly connected with a dovetail block 532 sliding in the dovetail groove 522, the side wall of the connecting plate 52 is in threaded connection with a screw 523, the screw 523 is arranged to penetrate through the connecting side wall and the two dovetail blocks 532, the two clamping plates 53 with adjusted distance are not easy to slide in the dovetail grooves 522 due to the arrangement of the screw 523, and therefore the positions of the two clamping plates 53 are stabilized.

Referring to fig. 3, two sleeves 514 of fixed block 51 towards the lateral wall fixedly connected with of horizontal pole 4, two sleeves 514 are located fixed block 51 length direction's both ends respectively, the square body form part of horizontal pole 4 is located to the sleeve 514 cover, and the circumference inner wall of sleeve 514 is the state of laminating mutually with the circumference lateral wall of horizontal pole 4, make and scrape black subassembly 5 and be difficult for taking place to rock with horizontal pole 4, threaded connection has second bolt 515 between sleeve 514 and the horizontal pole 4, thereby fixed between sleeve 514 and the horizontal pole 4 has been accomplished, the operating personnel to horizontal pole 4 and the dismantlement and the installation of scraping between the black subassembly 5 in the future of being convenient for simultaneously.

Referring to fig. 1 and 4, a through hole 231 for two ends of the cross bar 4 to pass through is formed in the surface of the supporting plate 23, a rotating handle 41 is fixedly connected to one end of the cross bar 4 passing through the through hole 231, and the cross bar 4 can be rotated by rotating the rotating handle 41, so that the angle of the doctor blade 54 can be adjusted. Backup pad 23 lateral wall threaded connection has third bolt 232, third bolt 232 runs through to through-hole 231 department, third bolt 232 is located the one end fixedly connected with butt piece 233 of through-hole 231, butt piece 233 is curved form body, butt piece 233 deviates from the one side of horizontal pole 4 and is the state of laminating with horizontal pole 4 promptly, through rotatory third bolt 232, make butt piece 233 remove towards the direction of horizontal pole 4, butt piece 233 butt in the pole wall of horizontal pole 4, horizontal pole 4 is in the extruded state this moment, thereby the position of horizontal pole 4 has been stabilized, a plurality of stripes 234 have been seted up towards the one side of horizontal pole 4 to butt piece 233, stripe 234 is unanimous with the length direction of horizontal pole 4, the frictional force between butt piece 233 and the horizontal pole 4 is increased in the banding setting, make butt effect of butt piece 233 to horizontal pole 4 better.

The implementation principle of the cylinder screen printing mechanism in the embodiment of the application is as follows: when the doctor blade 54 needs to be replaced, the turning cover 21 is opened, the cylindrical drum is disassembled, the cross rod 4 is taken out, the screw 523 and the first bolt 531 are sequentially rotated, the two clamping plates 53 slide in opposite directions, the doctor blade 54 is replaced, the first bolt 531 is used for connecting the two clamping plates 53 in a threaded manner, the fixing block 51 and the dovetail block 532 are connected in a threaded manner through the screw 523, the installation of the doctor blade 54 is completed, the doctor blade 54 can point to different positions on the inner wall of the cylinder drum 3 through rotating the rotating handle 41, the angle of the doctor blade 54 can be conveniently adjusted by an operator, the third bolt 232 is rotated, the abutting piece 233 abuts against the rod wall of the cross rod 4 at the moment and is just in a clamped state, and therefore the pointing position of the doctor blade 54 is fixed.

The embodiments of the present invention are preferred embodiments of the present application, and the scope of protection of the present application is not limited by the 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

1. The utility model provides a drum screen printing mechanism, includes base (1), fixed surface installs printing chamber (2) on base (1), printing chamber (2) top articulates there is flip (21), printing chamber (2) one side is the opening setting, the inside rotation of printing chamber is connected with horizontally mould cylinder (3), its characterized in that: the both ends of mould cylinder (3) all are the opening setting, and the inside horizontally horizontal pole (4) of having placed of mould cylinder (3), horizontal pole (4) pole wall connection has connecting plate (52), one side sliding connection that connecting plate (52) deviate from horizontal pole (4) has two splint (53), two splint (53) set up along the length direction of connecting plate (52), and are located connecting plate (52) width direction's both sides respectively, and the width direction and connecting plate (52) surface sliding connection of connecting plate (52) are followed respectively in two splint (53), have placed doctor blade (54) between splint (53), and threaded connection has first bolt (531) between two splint (53).

2. The cylindrical screen printing mechanism of claim 1, wherein: horizontal pole (4) are towards lateral wall fixedly connected with fixed block (51) of connecting plate (52), fixed block (51) are offered the recess (511) that supply connecting plate (52) embedding towards the one end of connecting plate (52), fixedly connected with spring (512) between recess (511) tank bottom and the connecting block, under the natural state of spring (512), recess (511) are stretched out to connecting plate (52) part.

3. A cylindrical screen printing mechanism according to claim 2, wherein: the side wall of the connecting plate (52) is fixedly connected with a guide block (521), and the groove wall of the groove (511) is provided with a guide groove (513) for the guide block (521) to slide.

4. A cylindrical screen printing mechanism according to claim 2, wherein: the both ends of horizontal pole (4) are the cylinder, and the intermediate part of horizontal pole (4) is square, fixed block (51) are towards the both ends difference fixedly connected with sleeve (514) of the lateral wall of horizontal pole (4), on horizontal pole (4) was located to sleeve (514) cover, threaded connection has second bolt (515) between sleeve (514) and horizontal pole (4).

5. The cylindrical screen printing mechanism of claim 4, wherein: the circumferential inner wall of the sleeve (514) is attached to the circumferential side wall of the middle part of the cross rod (4).

6. The cylindrical screen printing mechanism of claim 1, wherein: two backup pads (23) of printing room (2) bottom surface fixedly connected with, through-hole (231) have been seted up on backup pad (23) surface, the both ends of horizontal pole (4) are and pass through-hole (231) and set up, backup pad (23) lateral wall threaded connection has third bolt (232), third bolt (232) run through to in through-hole (231).

7. The cylindrical screen printing mechanism of claim 6, wherein: one end of the third bolt (232) located in the through hole (231) is fixedly connected with a contact piece (233), and one surface of the contact piece (233) departing from the third bolt (232) is attached to the wall of the cross rod (4).

8. The cylindrical screen printing mechanism of claim 7, wherein: the side wall of the abutting piece (233) facing the cross rod (4) is provided with a plurality of stripes (234), and the stripes (234) are arranged along the length direction of the cross rod (4).