CN111098584A

CN111098584A - Flexible printing machine

Info

Publication number: CN111098584A
Application number: CN202010059130.8A
Authority: CN
Inventors: 林潘忠
Original assignee: Wenzhou Polytechnic
Current assignee: Dacheng County Tianze Packaging Products Co ltd
Priority date: 2020-01-18
Filing date: 2020-01-18
Publication date: 2020-05-05
Anticipated expiration: 2040-01-18
Also published as: CN111098584B

Abstract

The invention discloses a flexible printing machine which comprises a shell, a printing assembly, an adjusting assembly and a heat absorbing device, wherein a heat absorbing block is positioned on an extrusion wheel, the printing wheel is rotatably arranged in the shell, an ink tank is slidably arranged in the shell, the adjusting wheel is rotatably arranged in the shell through a rotating shaft, an upper clamping plate is clamped at the upper end of the adjusting wheel, a lower clamping plate is clamped on the side surface of the adjusting wheel, the heat absorbing block is positioned on the extrusion wheel, a heat dissipation plate is connected to the upper surface of the heat absorbing block, a cooling pipe is spirally arranged inside and outside the heat dissipation plate, and a turbulator is arranged on the cooling pipe. The invention can adjust the height of the ink tank and perform heat dissipation treatment on the internal part, so that the printing is more accurate and the service life is longer.

Description

Flexible printing machine

Technical Field

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

Background

The flexible printing machine uses the flexible printing plate, the method of transmitting the ink through the anilox roller prints, it is a kind of relief printing process, called the flexography for short, the anilox roller coats the ink layer of certain thickness on the picture and text part of the printing plate evenly during printing, then under the effect of pressure of the embossing roller, transfer the ink layer of the picture and text part to the surface of the stock, form the clear picture and text, the flexible printing machine can produce the heat while working, and the radiating effect on the existing market is poor, use the life-span loss to accelerate the printing machine for a long time, in addition, the distance of the ink tank and printing wheel of the printing machine is fixed, once the ink in the ink tank diminishes and will cause the printing quality to worsen, and it is more troublesome when changing.

Disclosure of Invention

In view of the above problems, the main object of the present invention is to provide a flexible printer with adjustable ink tanks and good heat dissipation effect.

The object of the invention is achieved in the following way:

a flexible printing press comprising:

a housing;

the printing component comprises a printing wheel, an ink tank and a sensor, the printing wheel is rotatably arranged in the shell, the ink tank is arranged in the shell in a sliding mode and located below the printing wheel, an inner cavity is formed in the ink tank, and the sensor is arranged on the side wall of the inner cavity;

the adjusting assembly comprises an adjusting wheel, an upper clamping plate, a lower clamping plate and a pair of cams, the adjusting wheel is rotatably arranged in the shell through a rotating shaft, the lower end of the upper clamping plate is clamped in a tooth groove at the upper end of the adjusting wheel, the lower end of the lower clamping plate is clamped in a tooth groove at the lower end of the adjusting wheel, the pair of cams are sleeved on the rotating shaft at intervals, and the upper surfaces of the cams are propped against the lower surface of the ink box;

the heat absorption device comprises a heat absorption block, a heat dissipation plate, a cooling pipe and a plurality of turbulators, the heat absorption block is located on the extrusion wheel of the printing assembly, the heat dissipation plate is connected to the upper face of the heat absorption block, the cooling pipe is spirally arranged inside and outside the heat dissipation plate, and the turbulators are installed on the cooling pipe.

Further, the turbulator is installed the cooling tube is located the heating panel outside one section and with the cooling tube through connection, the inside of turbulator is equipped with the endotheca, the turbulator includes thick section and thin section, thin section is more close to than thick section the heating panel, the endotheca is located and is equipped with the first fin of a plurality of and a plurality of heat dissipation wing on the lateral wall of thick section, first fin and heat dissipation wing interval distribution, first fin is the chevron structure, the heat dissipation wing is the arc structure, the heat dissipation wing be the helical shape to the center department of thick section extends.

Furthermore, the inner sleeve is located on the side wall of the thin section and is provided with a plurality of second radiating fins, the inner ends of the second radiating fins are connected with a central ring and a space ring, the central ring is arranged inside the space ring, a plurality of third radiating fins and a plurality of fan-shaped fins are arranged between the space rings, and the inner ends of the third radiating fins are connected to the outer ends of the fan-shaped fins.

Furthermore, the heat sink still includes cooler bin and water valve, the cooler bin sets up the bottom of casing, the cooling tube is located the both ends of heating panel department have respectively and go out liquid end and feed liquor end, the water valve is installed feed liquor end department, go out the liquid end with the lower extreme of feed liquor end is all connected in the cooler bin.

Furthermore, the heat absorption block is internally provided with a bent sheet which is of a semicircular structure, and the inner side of the bent sheet is attached to the outer side face of the extrusion wheel.

Further, the adjusting part still includes the handle, the handle is connected just be located in the pivot the left side of casing, install the mounting panel on the casing, go up the cardboard with the cardboard all articulates down on the mounting panel, be equipped with the extension spring on the mounting panel, the other end of extension spring is connected go up on the cardboard.

Furthermore, an upper clamping block is arranged below the upper clamping plate and is in a pointed shape, the upper clamping block is clamped in a groove in the upper end of the adjusting wheel, a connecting block is arranged below the lower clamping plate, a lower clamping block is arranged at one end of the connecting block, and the lower clamping block is clamped in a groove in the side face of the adjusting wheel.

Furthermore, the printing assembly further comprises a motor, a driving wheel and a driven wheel, the motor is installed on the side wall of the shell, the driving wheel is connected to an output shaft of the motor, the extrusion wheel is coaxially connected with the driving wheel, the driven wheel is meshed with the front side below the driving wheel, and the printing wheel is coaxially installed with the driven wheel.

Still further, the conditioning assembly is located below the printing assembly, the cooling box is located below the conditioning assembly, and the heat absorbing block is located above the extrusion wheel.

The invention has the beneficial effects that:

1. the ink box is provided with the heat absorption component and the adjusting component, so that the distance between the ink box and the printing wheel can be properly adjusted, and the heat dissipation effect can be increased, so that the printing effect is better, and the service life is longer;

2. the heat dissipation type turbulator is arranged in the invention, so that the temperature replacement can be accelerated, and the heat dissipation effect is better.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts. In the drawings:

fig. 1 is a schematic structural view of the present invention.

Fig. 2 is a left side view of a partial structure of the adjustment assembly of the present invention.

Fig. 3 is a right side cross-sectional view of the heat sink of the present invention.

Fig. 4 is a top sectional view of the heat radiating plate of the present invention.

Fig. 5 is a cross-sectional view of a thick section of the present invention.

Figure 6 is a cross-sectional view of a thin section of the present invention.

The notation in the figure is: the printing device comprises a housing 10, a printing component 20, a motor 21, a driving wheel 22, a driven wheel 23, a squeezing wheel 24, a printing wheel 25, an ink tank 26, an inner cavity 261, a sliding block 262, a sensor 27, an adjusting component 30, a handle 31, an adjusting wheel 32, a rotating shaft 321, a mounting plate 33, an upper clamping plate 34, an upper clamping block 341, a lower clamping plate 35, a connecting block 351, a lower clamping block 352, a cam 36, a tension spring 37, a heat absorbing device 40, a heat absorbing block 41, a bent sheet 411, a heat radiating plate 42, a cooling box 43, a cooling pipe 44, a liquid outlet end 441, a liquid inlet end 442, a turbulator 45, a thick section 451, a first heat radiating fin 4511, a heat radiating fin 4512, a thin section 452, a second heat radiating fin 4521, a spacer 4522, a third heat radiating fin 4523, a sector 45.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 6, a flexible printer as shown in fig. 1, 2 and 3 comprises a housing 10, a printing assembly 20, an adjusting assembly 30 and a heat sink 40, wherein the printing assembly 20 comprises a printing wheel 25, an ink tank 26 and a sensor 27, the sensor 27 comprises a liquid level sensor and a displacement sensor, the liquid level sensor is used for detecting the height of ink, the displacement sensor is used for detecting the distance from the bottom of the ink tank 26, the working condition of the sensor is controlled by a controller (not shown in the figure), the height of the ink in the ink tank 25, the height between the ink level and the printing wheel 25 can be detected, so that the height between the ink tank 26 and the printing wheel 25 can be adjusted more conveniently and accurately, the printing effect is better, (a display screen can be arranged to display specific data conditions, and the adjustment can be more accurate), the printing wheel 25 is rotatably installed in the casing 10, the printing wheel 25 rolls to be stained with ink, and then prints on a printed matter, the ink tank 26 is slidably installed in the casing 10 and located below the printing wheel 25, two sides of the ink tank 26 are provided with sliders 262, the sliders 262 slide in sliding grooves on the inner side wall of the casing 10, an inner cavity 261 is formed in the ink tank 26, the sensor 27 is installed on the side wall of the inner cavity 261, the adjusting assembly 30 comprises an adjusting wheel 32, an upper clamping plate 34, a lower clamping plate 35 and a pair of cams 36, the adjusting wheel 32 is rotatably installed in the casing 10 through a rotating shaft 321, the lower end of the upper clamping plate 34 is clamped in a tooth groove at the upper end of the adjusting wheel 32, the lower end of the lower clamping plate 35 is clamped in a tooth groove at the lower end of the adjusting wheel 32, and the upper clamping plate 34 and the lower clamping plate 35 can limit the rotation of the adjusting wheel 32, so as to limit the movement of the cam 36 and prevent the cam 36 from rotating abnormally, a pair of cams 36 are sleeved on the rotating shaft 321 with a space therebetween, and the upper surface of the cam 36 is against the lower surface of the ink tank 26, the heat absorbing device 40 includes a heat absorbing block 41, a heat dissipating plate 42, a cooling pipe 44 and a plurality of turbulators 45, the heat absorbing block 41 is positioned above the extrusion wheel 24 of the printing assembly 20, the heat absorbing block 41 is made of a material with good heat absorbing property and can rapidly absorb heat on the extrusion wheel 24, the heat is transferred to the cooling pipe 44 through the heat dissipating plate 42, and finally the heat on the cooling pipe 44 is taken away by cooling liquid, the heat dissipating plate 42 is connected above the heat absorbing block 41, the cooling pipe 44 is spirally arranged inside and outside the heat dissipating plate 42, the cooling pipe 44 is spirally arranged in an S shape, this takes more heat away and thus provides better heat dissipation, and the turbulators 45 are mounted on the cooling tubes 44.

As shown in fig. 4 and 5, the turbulator 45 is mounted on a section of the cooling pipe 44 located outside the heat dissipation plate 42 and is connected to the cooling pipe 44 in a penetrating manner, an inner sleeve 453 is disposed inside the turbulator 45, the inner sleeve 453 is made of a heat absorbing material and can accelerate heat absorption, the turbulator 45 includes a thick section 451 and a thin section 452, the thin section 452 is closer to the heat dissipation plate 42 than the thick section 451, the inner sleeve 453 is disposed on a sidewall of the thick section 451 and is provided with a plurality of first fins 4511 and a plurality of heat dissipation fins 4512, the first fins 4511 and the heat dissipation fins 4512 are spaced apart, the first fins 4511 are mountain-shaped, the plurality of first fins 4511 cooperate to form a small turbulent flow effect without affecting the passage of the cooling fluid and thus the flow speed is not greatly affected, the heat dissipation fins 4512 are arc-shaped, and the heat dissipation fins 4512 extend toward the center of the thick section 451 in a spiral shape, the heat dissipation fins 4512 greatly change the flowing direction of the liquid with the aid of the first heat dissipation fins 4511, so that the liquid can collide with each other to form a large turbulent vortex, the effect of convective heat transfer is larger, and the heat dissipation effect is also improved.

As shown in fig. 6, the inner sleeve 453 is provided with a plurality of second heat dissipation fins 4521 on a side wall of the thin section 452, the inner end of the second heat dissipation fin 4521 is connected with a center ring 4526 and a spacer 4522, the inner portion of the spacer 4522 is provided with the center ring 4526, a plurality of third heat dissipation fins 4523 and a plurality of sectors 4524 are arranged between the spacers 4522, the inner end of the third heat dissipation fin 4523 is connected with the outer end of the sectors 4524, the principles of the second heat dissipation fin 4521, the third heat dissipation fins 4523 and the heat dissipation fins 4512 are the same, but the turbulent flow effect of the second heat dissipation fin 4521 and the third heat dissipation fins 4523 is more obvious, and in addition, the positions of the second heat dissipation fin 4521, the third heat dissipation fins 4523 and the heat dissipation fins 4512 are different, so that a gap is formed between the second heat dissipation fins 4521 and the third heat dissipation fins 4523, so that the effect of convection is.

Preferably, the heat absorbing device 40 further includes a cooling box 43 and a water valve 46, the cooling box 43 is disposed at the bottom of the housing 10, the cooling pipe 44 is located at two ends of the heat dissipating plate 42 and respectively has a liquid outlet end 441 and a liquid inlet end 442, the water valve 46 is installed at the liquid inlet end 442, the lower ends of the liquid outlet end 441 and the liquid inlet end 442 are both connected in the cooling box 43, the water valve 46 can control the flow of the cooling liquid, in operation, the water valve 46 is opened by a controller, so that the cooling liquid is sucked into the cooling pipe 44 from the cooling box 43, enters the heat dissipating plate 42 through the liquid inlet end 442, the heat of the heat dissipating plate 42 is taken away in the flow, and then flows back to the cooling box 43 through the liquid outlet end 441.

As shown in fig. 3, the heat absorbing block 41 has a bent piece 411 inside, the bent piece 411 has a semicircular structure, the inner side of the bent piece 411 is attached to the outer side surface of the extrusion wheel 24, and the bent piece 411 is attached to the extrusion wheel 24, so that the heat absorbing area can be increased, and the heat dissipating effect is better.

As shown in fig. 2, the adjusting assembly 30 further includes a handle 31, the handle 31 is connected to the rotating shaft 321 and located on the left side of the housing 10, a mounting plate 33 is installed on the housing 10, the upper clamping plate 34 and the lower clamping plate 35 are both hinged to the mounting plate 33, under the action of gravity, both the upper clamping plate 34 and the lower clamping plate 35 naturally droop, when the adjusting wheel 32 rotates counterclockwise by rotating the handle 31, the teeth of the adjusting wheel 32 push the upper clamping block 341 to the left so that the upper clamping block 341 disengages from the slot, at this time, the tension spring 37 is stretched, the lower clamping block 352 is similar, the rotation of the adjusting wheel 32 drives the rotating shaft 321 to rotate, so that the pair of cams 36 rotate synchronously, the cams 36 can drive the ink tanks 26 to move up and down, and when the position of the ink tanks 26 is adjusted, the handle 31 stops rotating, the adjusting wheel 32 is stopped, at the moment, the upper clamping block 341 and the lower clamping block 352 are clamped in the groove of the adjusting wheel 32 in a naturally drooping state, so that the adjusting wheel 32 can be prevented from rotating in the opposite direction, the mounting plate 33 is provided with the tension spring 37, the other end of the tension spring 37 is connected to the upper clamping plate 34, and the tension spring 37 can enable the upper clamping block 341 to return.

Preferably, an upper clamping block 341 is disposed below the upper clamping plate 34, the upper clamping block 341 is in a pointed shape, the upper clamping block 341 is clamped in a groove located at the upper end of the adjusting wheel 32, a connecting block 351 is disposed below the lower clamping plate 35, a lower clamping block 352 is disposed at one end of the connecting block 351, and the lower clamping block 352 is clamped in a groove located at the side surface of the adjusting wheel 32.

Preferably, printing unit 20 still includes motor 21, action wheel 22 and follows driving wheel 23, motor 21 installs on the lateral wall of casing 10, action wheel 22 is connected on motor 21's the output shaft, extrusion wheel 24 with action wheel 22 coaxial coupling, follow driving wheel 23 meshing connection in the below front side of action wheel 22, printing wheel 25 with follow driving wheel 23 coaxial coupling, the during operation starts through the controller motor 21 makes action wheel 22 take from driving wheel 23 is rotatory, extrusion wheel 24 printing wheel 25 is in action wheel 22 with follow driving wheel 23's drive is relative rotation, printing wheel 25 can be infected with the ink when rotatory to need the printing thing to print.

Preferably, the conditioning assembly 30 is located below the printing assembly 20, the cooling box 43 is located below the conditioning assembly 30, and the heat absorbing block 41 is located above the pressing wheel 24.

The working principle is as follows: and (3) turning on a power supply, starting the motor 21 through a controller to enable the printing component 20 to start to work, simultaneously starting the heat absorption device 40 to enable the cooling liquid to absorb heat generated by internal parts, stopping the motor 21 when the liquid level of the ink in the ink tank 26 drops, then rotating the handle 31 to adjust the height of the ink tank 26, and starting the motor 21 again after the adjustment is finished.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A flexible printing press, comprising:

a housing (10);

the printing component (20), the printing component (20) includes a printing wheel (25), an ink tank (26) and a sensor (27), the printing wheel (25) is rotatably installed in the housing (10), the ink tank (26) is slidably arranged in the housing (10) and located below the printing wheel (25), an inner cavity (261) is formed in the ink tank (26), and the sensor (27) is installed on the side wall of the inner cavity (261);

the adjusting assembly (30) comprises an adjusting wheel (32), an upper clamping plate (34), a lower clamping plate (35) and a pair of cams (36), the adjusting wheel (32) is rotatably mounted in the shell (10) through a rotating shaft (321), the lower end of the upper clamping plate (34) is clamped in a tooth groove at the upper end of the adjusting wheel (32), the lower end of the lower clamping plate (35) is clamped in a tooth groove at the lower end of the adjusting wheel (32), the pair of cams (36) are sleeved on the rotating shaft (321) at intervals, and the upper surface of the cam (36) is pressed against the lower surface of the ink tank (26);

the heat absorption device (40) comprises a heat absorption block (41), a heat dissipation plate (42), a cooling pipe (44) and a plurality of turbulators (45), wherein the heat absorption block (41) is positioned above the extrusion wheel (24) of the printing assembly (20), the heat dissipation plate (42) is connected above the heat absorption block (41), the cooling pipe (44) is spirally arranged inside and outside the heat dissipation plate (42), and the turbulators (45) are mounted on the cooling pipe (44).

2. The flexible printing press according to claim 1, characterized in that the turbulator (45) is mounted on a section of the cooling tube (44) outside the heat spreader plate (42) and is in through connection with the cooling tube (44), an inner sleeve (453) is arranged inside the turbulator (45), the turbulator (45) comprises a thick section (451) and a thin section (452), the thin section (452) is closer to the heat radiating plate (42) than the thick section (451), the side wall of the inner sleeve (453) positioned on the thick section (451) is provided with a plurality of first cooling fins (4511) and a plurality of cooling fins (4512), the first radiating fins (4511) and the radiating fins (4512) are distributed at intervals, the first radiating fins (4511) are of a mountain-shaped structure, the heat dissipation fins (4512) are of arc-shaped structures, and the heat dissipation fins (4512) extend towards the center of the thick section (451) in a spiral shape.

3. The flexible printing press according to claim 2, wherein the inner sleeve (453) is provided with a plurality of second cooling fins (4521) on the side wall of the thin section (452), the inner ends of the second cooling fins (4521) are connected with a center ring (4526) and the space ring (4522), the space ring (4522) is internally provided with the center ring (4526), a plurality of third cooling fins (4523) and a plurality of fan-shaped fins (4524) are arranged between the space rings (4522), and the inner ends of the third cooling fins (4523) are connected with the outer ends of the fan-shaped fins (4524).

4. The flexible printing press according to claim 3, wherein the heat absorbing device (40) further comprises a cooling tank (43) and a water valve (46), the cooling tank (43) is disposed at the bottom of the housing (10), the cooling pipe (44) has a liquid outlet end (441) and a liquid inlet end (442) at two ends of the heat dissipating plate (42), the water valve (46) is installed at the liquid inlet end (442), and the lower ends of the liquid outlet end (441) and the liquid inlet end (442) are connected in the cooling tank (43).

5. The flexible printing machine according to claim 4, characterized in that the heat absorbing block (41) has a bent tab (411) inside, the bent tab (411) having a semicircular structure, the inner side of the bent tab (411) being conformed to the outer side of the pressing wheel (24).

6. The flexible printing machine according to claim 1, wherein the adjusting assembly (30) further comprises a handle (31), the handle (31) is connected to the rotating shaft (321) and located on the left side of the casing (10), a mounting plate (33) is mounted on the casing (10), the upper clamping plate (34) and the lower clamping plate (35) are both hinged to the mounting plate (33), a tension spring (37) is arranged on the mounting plate (33), and the other end of the tension spring (37) is connected to the upper clamping plate (34).

7. The flexible printing machine according to claim 6, wherein an upper clamping block (341) is arranged below the upper clamping plate (34), the upper clamping block (341) is in a pointed shape, the upper clamping block (341) is clamped in a groove at the upper end of the adjusting wheel (32), a connecting block (351) is arranged below the lower clamping plate (35), a lower clamping block (352) is arranged at one end of the connecting block (351), and the lower clamping block (352) is clamped in a groove at the side surface of the adjusting wheel (32).

8. The flexible printing machine according to claim 7, wherein the printing assembly (20) further comprises a motor (21), a driving wheel (22) and a driven wheel (23), the motor (21) is mounted on a side wall of the housing (10), the driving wheel (22) is connected to an output shaft of the motor (21), the squeezing wheel (24) and the driving wheel (22) are coaxially connected, the driven wheel (23) is connected to a lower front side of the driving wheel (22) in a meshed manner, and the printing wheel (25) and the driven wheel (23) are coaxially mounted.

9. The flexographic printing machine according to claim 5, characterized in that said conditioning assembly (30) is located below said printing assembly (20), said cooling box (43) is located below said conditioning assembly (30), and said heat absorbing block (41) is located above said pressing wheel (24).