CN111761930B

CN111761930B - Printing machine

Info

Publication number: CN111761930B
Application number: CN202010643921.5A
Authority: CN
Inventors: 缪寿者
Original assignee: Ruian Lianhua Printing Machinery Co ltd
Current assignee: Ruian Lianhua Printing Machinery Co ltd
Priority date: 2020-07-07
Filing date: 2020-07-07
Publication date: 2021-12-03
Anticipated expiration: 2040-07-07
Also published as: CN111761930A

Abstract

The invention discloses a printing machine, wherein slotted holes are respectively formed in two sides of a rack, a compression roller is vertically slidably arranged in the slotted holes, connecting rods are arranged at two ends of the compression roller, a support plate is arranged above the rack corresponding to the slotted holes, a movable opening for the connection rod to penetrate through is formed in the support plate, a stop block is connected to one end of the connection rod after penetrating through the movable opening, two compression springs are arranged between the stop block and the support plate and positioned at two ends of the stop block, and the compression springs drive the connection rod to move towards the compression roller, so that the compression roller is driven to approach towards the printing roller; version roller includes roller and roller, be equipped with many on the roller and extend its radial mounting groove that sets up, be equipped with removable version line piece in the mounting groove, the bellied version line has on the version line piece, the one end that the version line piece has the version line extends to outside the mounting groove. After the improvement, the application range of the printing machine is wider, and the working efficiency is higher.

Description

Printing machine

Technical Field

The invention relates to the technical field of printing equipment, in particular to a printing machine.

Background

A printer is a machine that prints text and images. Comprises a feeding mechanism, a conveying mechanism, an ink coating and stamping mechanism and a discharging mechanism. The ink coating and stamping mechanism comprises a pressing roller and a plate roller, and a channel through which the paper feeding plate penetrates is formed between the pressing roller and the plate roller. During operation, a paperboard to be printed is placed on the feeding mechanism, the conveying mechanism conveys the paperboard into the ink-coating and stamping mechanism, the paperboard rolls over the roller, the roller drives the paperboard to be attached to the roller, images or characters can be printed on the paperboard, and the conveying mechanism conveys a printed finished paperboard to the discharging mechanism for discharging. The same print as the plate can be reproduced.

In the existing equipment, the printing plate patterns on the printing roller are single, the printing roller with the same specification can only print patterns with one style, and when the patterns with different styles need to be printed, the whole printing roller needs to be replaced, so that the working efficiency of the equipment is influenced, and the application range of the printing machine is reduced.

Disclosure of Invention

Aiming at the defects in the prior art, the invention aims to provide the printing machine which is convenient for replacing the plate lines on the plate roller, and has wider application range and higher working efficiency.

In order to achieve the purpose, the invention provides the following technical scheme: a printing machine comprises a feeding mechanism, a conveying mechanism, an ink coating and stamping mechanism and a discharging mechanism, wherein the ink coating and stamping mechanism comprises a rack, a compression roller and a printing roller, a channel for a paper feeding plate to penetrate is formed between the compression roller and the printing roller, slotted holes are formed in two sides of the rack respectively, the compression roller is arranged in the slotted holes in a vertically sliding mode, connecting rods are arranged at two ends of the compression roller, a support plate is arranged above the rack corresponding to the slotted holes, a movable opening for the connection rod to penetrate is formed in the support plate, a stop block is connected to one end of the connecting rod after penetrating through the movable opening, two compression springs are arranged between the stop block and the support plate and located at two ends of the stop block, and the compression springs drive the connecting rod to move towards the compression roller, so that the compression roller is driven to approach towards the printing roller; the printing roller comprises a roller shaft and a roller, a plurality of mounting grooves which are arranged along the radial direction of the roller shaft are formed in the roller, a detachable pattern block is arranged in each mounting groove, raised patterns are formed in each pattern block, one end, provided with the patterns, of each pattern block extends out of each mounting groove, each pattern block comprises a bottom plate and a raised pattern plate, and the cross section of each bottom plate is larger than that of each raised pattern plate;

the mounting groove divide into the groove of establishing and treats the groove, go out the groove and treat to separate through the detachable baffle between the groove, go out the groove and treat to locate the inslot and all insert and be equipped with the line piece treat to be equipped with on the cell wall in groove and establish the groove with inlaying of striae board adaptation, when the line piece is located a inslot, the striae board extends outside the mounting groove, and the bottom plate offsets with the baffle, and when the line piece is located and treats a inslot, the striae board is located the inlay and establishes the inslot, and the bottom plate offsets with the baffle, it is equipped with on the diapire in groove to inlay and is used for clear cotton pad, cotton pad is pasted fixedly with the diapire in groove of inlaying.

The invention is further configured to: the bottom wall of the mounting groove is provided with a clamping groove matched with the raised grain plate, and when the bottom plate block is abutted against the notch of the clamping groove, the raised grain plate extends out of the mounting groove.

The invention is further configured to: the two sides of the bottom plate block are provided with strip-shaped sliding blocks with semicircular longitudinal sections, and two side walls of the mounting groove are provided with sliding grooves matched with the strip-shaped sliding blocks.

The invention is further configured to: the limiting rings are in threaded fit with the two ends of the roll shaft and are abutted to the two ends of the roller.

The invention is further configured to: the blanking mechanism comprises a support, a movable plate and a storage frame, the storage frame is located on the movable plate and can be detachably connected, a slide is arranged on the support, one end of the movable plate is located in the slide in a sliding fit mode, two spring telescopic shafts are arranged at the bottom of the movable plate, and one of the spring telescopic shafts is located in the slide.

The invention is further configured to: the movable plate is internally provided with a stop rod in a penetrating fit, and one end side wall of the slideway close to the bottom is provided with a slot for inserting the end part of the stop rod.

The invention is further configured to: the movable plate is provided with a groove at one end in the slide way, an elastic part and a clamping block are arranged in the groove, and a clamping groove for the clamping block to be embedded in is formed in the side wall of one end, close to the top, of the slide way.

The invention is further configured to: the movable plate is provided with a wedge-shaped slide way on the surface, and the bottom surface of the storage rack is provided with a wedge-shaped slide block matched with the wedge-shaped slide way.

By adopting the technical scheme, when patterns of different styles are printed, the pattern can be changed by changing the pattern blocks on the printing roller, the operation is convenient and fast, and the working efficiency of equipment is favorably improved; meanwhile, during printing, the paperboard is driven by the compression roller with the height position capable of being automatically adjusted to be tightly adhered to the printing roller for printing, so that the size of a channel between the compression roller and the printing roller can be automatically adjusted, and the printing of the paperboards with different thicknesses can be realized; when unloading, the structure of the storage rack and the movable plate is added, so that ordered unloading is realized, and the storage is convenient;

drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a partial structural schematic view of an ink-applying stamping mechanism;

FIG. 3 is a partial cross-sectional view of a plate roll;

FIG. 4 is a first schematic structural diagram of a plate roller;

FIG. 5 is a schematic structural diagram II of the plate roller;

FIG. 6 is a partial exploded view of the blanking mechanism;

fig. 7 is an enlarged view a of fig. 1.

1. A feeding mechanism; 2. a conveying mechanism; 3. an ink-applying imprinting mechanism; 30. a frame; 300. a slot; 301. a support plate; 31. a compression roller; 310. a connecting rod; 311. a stopper; 312. a pressure spring; 32. a printing roller; 320. a roll shaft; 321. a roller; 322. mounting grooves; 323. a block of the layout; 324. a limiting ring; 325. a discharge groove; 326. a waiting slot; 327. a baffle plate; 328. embedding a groove; 329. a cotton pad; 330. clamping the groove; 331. a bar-shaped slider; 332. a chute; 333. a base plate; 334. a raised grain board; 4. a blanking mechanism; 40. a support; 400. a slideway; 401. a slot; 402. a card slot; 41. a movable plate; 410. a spring telescopic shaft; 411. a limiting rod; 412. a groove; 413. an elastic member; 414. a clamping block; 415. a wedge-shaped slideway; 42. a storage rack; 420. a wedge-shaped slide block.

Detailed Description

Referring to fig. 1 to 3, a printing machine comprises a feeding mechanism, a conveying mechanism 2, an ink-coating and stamping mechanism 3 and a blanking mechanism 4, wherein the ink-coating and stamping mechanism 3 comprises a frame 30, a press roller 31 and a plate roller 32, a channel for a paper feeding plate to penetrate is formed between the press roller 31 and the plate roller 32, the two sides of the frame 30 are respectively provided with a slotted hole 300, the press roller 31 is arranged in the slotted hole 300 in a vertical sliding manner, two ends of the compression roller 31 are provided with connecting rods 310, a support plate 301 is arranged above the frame 30 corresponding to the slotted hole 300, the support plate 301 is provided with a movable opening for the connecting rod 310 to penetrate through, one end of the connecting rod 310 is connected with a stop block 311 after penetrating through the movable opening, two compression springs 312 are arranged between the stopper 311 and the support plate 301, the compression springs 312 are positioned at two ends of the stopper 311, the pressure spring 312 drives the connecting rod 310 to move towards the pressing roller 31, so as to drive the pressing roller 31 to approach towards the plate roller 32; version roller 32 includes roller 320 and roller 321, be equipped with many on the roller 321 and extend its radial mounting groove 322 that sets up, be equipped with detachable version line piece 323 in the mounting groove 322, the bellied version line has on the version line piece 323, the one end that version line piece 323 has the version line extends to outside the mounting groove 322, version line piece 323 includes bottom plate 333 and raised grain board 334, the cross section of bottom plate 333 is greater than the cross section of raised grain board 334.

The paperboard enters the channel and rolls from the roller 32, and the pressing roller 31 is pressed downwards towards the roller 32 under the action of the force of the pressure spring 312, so that the paperboard is better attached to the roller 32, and the printing quality of the paperboard is improved. When the paperboard with the thickness larger than the channel enters, the paperboard can jack the compression roller 31 to drive the two ends of the compression roller 31 to move upwards in the slotted holes 300, the connecting rod 310 moves upwards together to enable the stop dog 311 to be in a lifting state, the pressure spring 312 is in a stretched state, and the channel between the compression roller 31 and the plate roller 32 is in an expanded state, so that the paperboard can roll smoothly, and the application range of the equipment is widened.

Referring to the first embodiment of fig. 4: the mounting groove 322 divide into the groove 325 that goes out and waits to be located groove 326, go out the groove 325 and wait to be separated through detachable baffle 327 between the groove 326, go out the groove 325 with wait to all insert in the groove 326 and be equipped with the version line piece 323 wait to be equipped with on the cell wall of groove 326 with the inlay of embossment board 334 adaptation and establish groove 328, when the version line piece 323 is located a groove 325, the embossment board 334 extends outside the mounting groove 322, and bottom plate 333 is inconsistent with baffle 327, when the version line piece 323 is located waits to be located groove 326, embossment board 334 is located and establishes groove 328, and bottom plate 333 is inconsistent with baffle 327 mutually. The bottom wall of the embedding groove 328 is provided with a cotton pad 329 for cleaning, and the cotton pad 329 is stuck and fixed with the bottom wall of the embedding groove 328.

The position-out groove 325 and the position-waiting groove 326 can be inserted with the pattern blocks 323 with different patterns, and the raised pattern plate 334 extending out of the position-out groove 322 prints the paper board. When the style pattern needs to be changed, the limiting ring 324 is detached, then the pattern block 323 in the groove 326 to be positioned is detached, and the positions of the pattern block 323 in the groove 326 to be positioned and the position of the pattern block 323 in the groove 325 to be positioned are exchanged, so that printed matters with different styles can be produced. The pattern blocks 323 with the same style can be placed in the position outlet groove 325 and the position waiting groove 326, when the pattern blocks 323 in the position outlet groove 325 are damaged, the pattern blocks 323 in the position waiting groove 326 can be replaced in time, and the cotton pad 329 plays a role in wiping the pigment on the raised pattern plate 334 and has a cleaning effect. The cotton pad 329 can be replaced in a timely manner after it is damaged.

Referring to embodiment two of fig. 5: the bottom wall of the mounting groove 322 is provided with a clamping groove 330 matched with the convex grain plate 334, and when the bottom plate 333 is abutted against the notch of the clamping groove 330, the convex grain plate 334 extends out of the mounting groove 322. Two sides of the bottom plate 333 are provided with strip-shaped sliding blocks 331 with semicircular longitudinal sections, and two side walls of the mounting groove 322 are provided with sliding grooves 332 matched with the strip-shaped sliding blocks 331. The two ends of the roller 320 are provided with a limit ring 324 in threaded fit, and the limit ring 324 is abutted against the two ends of the roller 321.

The different mounting grooves 322 in the roller 321 can be assembled with the block 323 with different patterns, the block 323 without printing style is inserted into the embedding groove 328, the raised pattern plate 334 is inserted into the embedding groove 328, and the bottom plate 333 is abutted against the notch of the mounting groove 322. The pattern block 323 of the pattern to be printed has a convex pattern plate 334 extending out of the mounting groove 322, and a bottom plate 333 abutting against the notch of the embedding groove 328. The raised pattern 334 enables the printing process to be performed on the paperboard. When the style pattern needs to be changed, the raised pattern plate 334 of the style to be printed extends out of the mounting groove 322 for assembly, and the operation is convenient. After the adjustment is completed, the two ends of the roller 320 are engaged with the limiting ring 324 through threads, and the position of the mounting groove 322 and the position of the pattern block 323 in the clamping groove 330 are fixed by the limiting ring 324 to prevent the separation.

Referring to fig. 6 and 7, the blanking mechanism 4 includes a support 40, a movable plate 41 and a storage rack 42, the storage rack 42 is located on the movable plate 41 and detachably connected, the support 40 is provided with a slide 400, one end of the movable plate 41 is located in the slide 400 and slidably fits therein, the bottom of the movable plate 41 is provided with two spring telescopic shafts 410, and one of the spring telescopic shafts 410 is located in the slide 400. The movable plate 41 is internally provided with a stop rod 411 in a penetrating manner, and the side wall of one end of the slide way 400 close to the bottom is provided with a slot 401 for inserting the end of the stop rod 411. A groove 412 is formed in one end, located in the slide 400, of the movable plate 41, an elastic element 413 and a clamping block 414 are arranged in the groove 412, and a clamping groove 402 for the clamping block 414 to be embedded in is formed in a side wall of one end, close to the top, of the slide 400. The surface of the movable plate 41 is provided with a wedge-shaped slide 415, and the bottom surface of the storage rack 42 is provided with a wedge-shaped slide block 420 matched with the wedge-shaped slide 415.

The printed paper boards are transported to the storage rack 42 by the transport mechanism 2, when the paper boards are higher, the paper boards are pressed down on the storage rack 42 under the influence of gravity, the movable plate 41 moves downwards along with the slide way 400, the spring telescopic shaft 410 is in a compressed state, and when the movable plate 41 moves downwards, the fixture block 414 is separated from the fixture groove 402 under the action of the downward force of the movable plate 41, and is located in the groove 412. After the movable plate 41 moves to the bottom, one end of the limiting rod 411 is clamped in the slot 401 by pushing the limiting rod 411, so as to fix the position of the movable plate 41. Then, the storage rack 42 full of paper sheets is detached from the movable plate 41, so that the entire stack of paper sheets is unloaded. The paper board is placed on the storage rack 42, so that the neatness of the paper board can be improved. After the paperboard is unloaded, the accommodating frame 42 is assembled on the movable plate 41 through the matching of the wedge-shaped sliding block 420 and the wedge-shaped sliding groove 332, the limiting rod 411 is separated from the slot 401, and the movable plate 41 is reset by the restoring force of the spring telescopic shaft 410. The locking block 414 is driven out of the groove 412 by the restoring force of the elastic member 413 and is locked in the locking groove 402 to assist the positioning of the movable plate 41. The spring telescopic shaft 410 is made of a telescopic shaft column sleeved with a spring.

The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the invention may occur to those skilled in the art without departing from the principle of the invention, and are considered to be within the scope of the invention.

Claims

1. The utility model provides a printing machine, includes feed mechanism, conveying mechanism, scribbles black impression mechanism and unloading mechanism, scribbles black impression mechanism and includes frame, compression roller and version roller, forms the passageway that the sheet feeding board wore to establish between compression roller and the version roller, its characterized in that: slotted holes are respectively formed in two sides of the rack, the compression roller is vertically and slidably arranged in the slotted holes, connecting rods are arranged at two ends of the compression roller, a support plate is arranged above the rack corresponding to the slotted holes, a movable opening for the connection rod to penetrate through is formed in the support plate, a stop block is connected to one end of the connecting rod after penetrating through the movable opening, two compression springs are arranged between the stop block and the support plate and located at two ends of the stop block, and the compression springs drive the connecting rods to move towards the compression roller direction, so that the compression roller is driven to approach towards the printing roller direction;

the printing roller comprises a roller shaft and a roller, a plurality of mounting grooves which are arranged along the radial direction of the roller shaft are formed in the roller, a detachable pattern block is arranged in each mounting groove, raised patterns are formed in each pattern block, one end, provided with the patterns, of each pattern block extends out of each mounting groove, each pattern block comprises a bottom plate and a raised pattern plate, and the cross section of each bottom plate is larger than that of each raised pattern plate;

the mounting groove divide into the groove of establishing and treats the groove, go out the groove and treat to separate through the detachable baffle between the groove, go out the groove and treat to establish the line piece with treating that the inslot is all inserted, treat to be equipped with on the cell wall in groove and establish the groove with inlaying of striae board adaptation, when the line piece is located a inslot, the striae board extends outside the mounting groove, and the bottom plate offsets with the baffle, when the line piece is located and treats a inslot, the striae board is located the inlay and establishes the inslot, and the bottom plate offsets with the baffle, be equipped with on the diapire in groove and be used for clear cotton pad, cotton pad is pasted fixedly with the diapire in groove of inlaying.

2. A printing machine according to claim 1, wherein: the bottom wall of the mounting groove is provided with a clamping groove matched with the raised grain plate, and when the bottom plate block is abutted against the notch of the clamping groove, the raised grain plate extends out of the mounting groove.

3. A printing machine according to claim 2, wherein: the two sides of the bottom plate block are provided with strip-shaped sliding blocks with semicircular longitudinal sections, and two side walls of the mounting groove are provided with sliding grooves matched with the strip-shaped sliding blocks.

4. A printing machine according to claim 1 or 3, wherein: the limiting rings are in threaded fit with the two ends of the roll shaft and are abutted to the two ends of the roller.

5. A printing machine according to claim 4, wherein: the blanking mechanism comprises a support, a movable plate and a storage frame, the storage frame is located on the movable plate and can be detachably connected, a slide is arranged on the support, one end of the movable plate is located in the slide in a sliding fit mode, two spring telescopic shafts are arranged at the bottom of the movable plate, and one of the spring telescopic shafts is located in the slide.

6. A printing machine according to claim 5, wherein: the movable plate is internally provided with a stop rod in a penetrating fit, and one end side wall of the slideway close to the bottom is provided with a slot for inserting the end part of the stop rod.

7. A printing machine according to claim 6, wherein: the movable plate is provided with a groove at one end in the slide way, an elastic part and a clamping block are arranged in the groove, and a clamping groove for the clamping block to be embedded in is formed in the side wall of one end, close to the top, of the slide way.

8. A printing machine according to claim 7, wherein: the movable plate is provided with a wedge-shaped slide way on the surface, and the bottom surface of the storage rack is provided with a wedge-shaped slide block matched with the wedge-shaped slide way.