CN114801429A

CN114801429A - Gravure printing device for composite packaging material and using method thereof

Info

Publication number: CN114801429A
Application number: CN202210576560.6A
Authority: CN
Inventors: 张法留
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-05-25
Filing date: 2022-05-25
Publication date: 2022-07-29

Abstract

The invention discloses a gravure printing device for a composite packaging material and a using method thereof, wherein the gravure printing device comprises two vertical plates, through holes are respectively formed in the two vertical plates in a penetrating manner, two bidirectional threaded rods are respectively and rotatably connected in the two through holes, the two bidirectional threaded rods are in transmission connection through a third transmission mechanism, the upper end of one vertical plate is fixedly connected with a first motor, a driving shaft of the first motor rotatably penetrates through the vertical plates and is coaxially and fixedly connected with the bidirectional threaded rods, two thread blocks are respectively sleeved on the outer sides of the two bidirectional threaded rods in a threaded manner, the four thread blocks are respectively and slidably connected with the inner side walls of the two through holes, two printing rollers are arranged between the two vertical plates, and two ends of the two printing rollers are respectively and rotatably connected with the four thread blocks. The invention can print composite materials with different thicknesses, is convenient to adjust printing equipment, and is also convenient to add and replace ink tanks.

Description

Gravure printing device for composite packaging material and using method thereof

Technical Field

The invention relates to the technical field of gravure printing, in particular to a gravure printing device for a composite packaging material and a using method thereof.

Background

The intaglio printing is that the whole surface of the printing plate is coated with ink, then a special ink scraping mechanism is used to remove the ink in the blank part, so that the ink is only remained in the cells of the image-text part, and under the action of larger pressure, the ink is transferred to the surface of the printing stock to obtain the printed matter.

When the existing gravure printing equipment is used for printing composite materials, the printing equipment can be printed only after complex debugging is needed due to the fact that the thicknesses of different composite materials are different, the adjustment of the printing equipment is inconvenient, and the addition and the replacement of printing ink are complex and inconvenient.

Therefore, the gravure printing device for the composite packaging material and the use method thereof are provided for solving the problems.

Disclosure of Invention

The invention aims to solve the problem that the adjustment of printing equipment and the addition of ink are inconvenient in the prior art, and provides a gravure printing device for a composite packaging material and a using method thereof.

In order to achieve the purpose, the invention adopts the following technical scheme:

a gravure printing device for composite packaging materials comprises two vertical plates, through holes are formed in the two vertical plates in a penetrating mode, two bidirectional threaded rods are connected in the through holes in a rotating mode, the two bidirectional threaded rods are in transmission connection through a third transmission mechanism, a first motor is fixedly connected to the upper ends of the vertical plates, a driving shaft of the first motor rotates to penetrate through the vertical plates and is fixedly connected with the two bidirectional threaded rods in a coaxial mode, two threaded blocks are sleeved on the two bidirectional threaded rods in a threaded mode, the four threaded blocks are respectively connected with the inner side walls of the two through holes in a sliding mode, two printing rollers are arranged between the two vertical plates, two ends of each printing roller are respectively connected with the four threaded blocks in a rotating mode, a second motor is fixedly connected to the side wall of one threaded block, a driving shaft of the second motor rotates to penetrate through the threaded blocks and is fixedly connected with the printing rollers in a coaxial mode, two the left end of printing roller all rotates the through thread piece and connects through a drive mechanism transmission, is located two of the downside the equal fixedly connected with mounting panel of the relative lateral wall of thread piece, two be equipped with china ink groove between the mounting panel, two be equipped with on the mounting panel and be used for carrying out the installation mechanism installed to china ink groove.

Preferably, first drive mechanism includes rotates the pivot of being connected with downside thread block, be connected through the gear train transmission between pivot and one of them printing roller, be located the upside be equipped with the transmission shaft on the thread block, be equipped with the buffer gear who is used for carrying out the buffering to the transmission shaft on the thread block, be located the upside the first belt pulley of the coaxial fixedly connected with of printing roller, the outer coaxial fixedly connected with second belt pulley of transmission shaft, the outer coaxial fixedly connected with third belt pulley of pivot, connect through first belt transmission between first belt pulley, second belt pulley and the third belt pulley.

Preferably, the gear set comprises a first gear and a second gear, the first gear is coaxially and fixedly connected with the printing roller, and the second gear is coaxially and fixedly connected with the rotating shaft.

Preferably, buffer gear is including setting up the dashpot on the screw thread piece lateral wall, fixedly connected with gag lever post in the dashpot, the gag lever post overcoat is equipped with buffer block and spring, the both ends of spring respectively with buffer block and buffer tank internal fixed connection, buffer block and buffer tank inside wall sliding connection, the transmission shaft rotates with the buffer block to be connected.

Preferably, installation mechanism includes that two set up the T type fluting on two mounting panel relative lateral walls respectively, two equal sliding connection has the roof, two in the T type fluting the lower extreme of roof is all rotated and is connected with the threaded rod, two the equal screw thread of lower extreme of threaded rod runs through the mounting panel setting, one of them the coaxial fixedly connected with turning handle of lower extreme of threaded rod, two the threaded rod is outer equal sliding sleeve and is equipped with sliding sleeve, two sliding sleeve's upper end all is rotated with the lower extreme of mounting panel and is connected, two through the transmission of second drive mechanism between the sliding sleeve all be equipped with the connecting block, two in the T type fluting the connecting block all with china ink groove fixed connection.

Preferably, the second transmission mechanism comprises two fourth belt pulleys, the two fourth belt pulleys are in transmission connection through a second belt, and the two fourth belt pulleys are respectively and fixedly connected with the two sliding sleeves in a coaxial mode.

Preferably, two thread blocks outside the same two-way threaded rod are provided with threaded holes matched with the two-way threaded rod in a penetrating manner, and the thread turning directions in the two threaded holes are opposite.

Preferably, the third transmission mechanism comprises two fifth belt pulleys, the two fifth belt pulleys are respectively and fixedly connected with the two bidirectional threaded rods in a coaxial manner, and the two fifth belt pulleys are in transmission connection through a third belt.

A composite packaging material gravure printing method comprising the steps of:

s1: adding ink into the ink groove, and installing the ink groove and the two mounting plates;

s2: adjusting the position between the two printing rollers to adapt to the thickness of the composite material;

s3: and driving the printing roller and the composite material to perform gravure printing.

Compared with the prior art, the invention has the beneficial effects that:

1. by arranging the two printing rollers, the two-way threaded rods are driven to rotate by the second motor, the two-way threaded rods drive the four threaded blocks to move relatively, the four threaded blocks drive the two printing rollers to move relatively until the two printing rollers are in proper positions, and the two printing rollers are driven to rotate relatively by the first motor, so that composite materials with different thicknesses can be printed, and the adjustment and printing of printing equipment are both convenient;

2. through setting up installation mechanism, place in two T type inslots through the connecting block with the china ink groove both sides, then through rotating the turning handle, the turning handle drives two threaded rods and rotates and go up and down, and two threaded rods drive two roof lifts, and two roofs drive the china ink groove through two connecting blocks and go up and down, and until suitable position, it is comparatively convenient with the change in the interpolation to the china ink groove.

The invention can print composite materials with different thicknesses, is convenient to adjust printing equipment, and is also convenient to add and replace ink tanks.

Drawings

FIG. 1 is a front perspective view of a composite packaging material gravure printing apparatus in accordance with the present invention;

FIG. 2 is a schematic diagram of a left side structure of a composite packaging material gravure printing device according to the present invention;

FIG. 3 is a perspective view of the right side of a composite packaging material gravure printing unit in accordance with the present invention;

fig. 4 is a perspective view of the structure of the mounting plate in the composite packaging material gravure printing device.

In the figure: the printing machine comprises a vertical plate 1, a through hole 2, a bidirectional threaded rod 3, a third transmission mechanism 4, a first motor 5, a threaded block 6, a printing roller 7, a second motor 8, a first transmission mechanism 9, a mounting plate 10, an ink tank 11, a mounting mechanism 12, a rotating shaft 13, a gear set 14, a transmission shaft 15, a buffer mechanism 16, a first belt pulley 17, a second belt pulley 18, a third belt pulley 19, a first gear 20, a second gear 21, a buffer tank 22, a limiting rod 23, a buffer block 24, a spring 25, a slotted groove 26T, a top plate 27, a threaded rod 28, a rotating handle 29, a sliding sleeve 30, a second transmission mechanism 31, a connecting block 32, a fourth belt pulley 33 and a fifth belt pulley 34.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, but rather should be construed as broadly as the present invention is capable of modification in various respects, all without departing from the spirit and scope of the present invention.

Referring to fig. 1-4, a gravure printing device for composite packaging materials comprises two vertical plates 1, through holes 2 are respectively arranged on the two vertical plates 1 in a penetrating manner, two-way threaded rods 3 are respectively connected in the two through holes 2 in a rotating manner, the two-way threaded rods 3 are in transmission connection through a third transmission mechanism 4, it is required to be noted that the third transmission mechanism 4 comprises two fifth belt pulleys 34, the two fifth belt pulleys 34 are respectively and fixedly connected with the two-way threaded rods 3 in a coaxial manner, the two fifth belt pulleys 34 are in transmission connection through a third belt, the upper end of one of the vertical plates 1 is fixedly connected with a first motor 5, and it should be noted that the first motor 5 can be a miniature stepping motor with the model number of HT57, and has been connected with external power source, for prior art, not detailed in detail, the driving shaft of the first motor 5 rotates to penetrate through the vertical plate 1 and is coaxially and fixedly connected with the bidirectional threaded rod 3.

In the invention, two thread blocks 6 are respectively sleeved outside two-way threaded rods 3 in a threaded manner, further, two thread blocks 6 positioned outside the same two-way threaded rod 3 are respectively provided with threaded holes matched with the two-way threaded rods 3 in a penetrating manner, the thread turning directions in the two threaded holes are opposite, four thread blocks 6 are respectively connected with the inner side walls of two through holes 2 in a sliding manner, two printing rollers 7 are arranged between two vertical plates 1, it is required to be noted that an ink scraping mechanism is arranged on the printing rollers 7, the ink scraping mechanism is the existing equipment and is not described herein, two ends of two printing rollers 7 are respectively connected with the four thread blocks 6 in a rotating manner, wherein the side wall of one thread block 6 is fixedly connected with a second motor 8, it is required to be noted that the second motor 8 can adopt a micro stepping motor with the model of HT57 and is electrically connected with an external power supply, and details are not described for the prior art, the drive shaft of second motor 8 rotates and runs through screw block 6 and with printing roller 7 coaxial fixed connection, and the left end of two printing rollers 7 all rotates and runs through screw block 6 and pass through first drive mechanism 9 transmission connection, and specifically, first drive mechanism 9 includes and rotates the pivot 13 of being connected with downside screw block 6.

In the invention, the rotating shaft 13 is in transmission connection with one of the printing rollers 7 through the gear set 14, and it should be noted that the gear set 14 comprises a first gear 20 and a second gear 21, the first gear 20 is coaxially and fixedly connected with the printing roller 7, the second gear 21 is coaxially and fixedly connected with the rotating shaft 13, the threaded block 6 positioned on the upper side is provided with a transmission shaft 15, the threaded block 6 is provided with a buffer mechanism 16 for buffering the transmission shaft 15, what is worth mentioning is that the buffer mechanism 16 comprises a buffer groove 22 arranged on the side wall of the threaded block 6, a limiting rod 23 is fixedly connected in the buffer groove 22, the limiting rod 23 is externally sleeved with a buffer block 24 and a spring 25, two ends of the spring 25 are respectively and fixedly connected with the buffer block 24 and the buffer groove 22, and the buffer block 24 is in sliding connection with the inner side wall of the buffer groove 22.

In the invention, a transmission shaft 15 is rotatably connected with a buffer block 24, a printing roller 7 positioned on the upper side is coaxially and fixedly connected with a first belt pulley 17, a second belt pulley 18 is coaxially and fixedly connected with the outside of the transmission shaft 15, a third belt pulley 19 is coaxially and fixedly connected with the outside of a rotating shaft 13, the first belt pulley 17, the second belt pulley 18 and the third belt pulley 19 are in transmission connection through a first belt, the opposite side walls of two thread blocks 6 positioned on the lower side are fixedly connected with mounting plates 10, an ink tank 11 is arranged between the two mounting plates 10, and mounting mechanisms 12 for mounting the ink tank 11 are arranged on the two mounting plates 10. it should be noted that the mounting mechanisms 12 comprise two T-shaped open grooves 26 respectively arranged on the opposite side walls of the two mounting plates 10, and a top plate 27 is slidably connected in the two T-shaped open grooves 26.

In the invention, the lower ends of the two top plates 27 are rotatably connected with threaded rods 28, the lower ends of the two threaded rods 28 are arranged through the mounting plate 10 in a threaded manner, the lower end of one threaded rod 28 is coaxially and fixedly connected with a rotating handle 29, the two threaded rods 28 are sleeved with sliding sleeves 30 in a sliding manner, the upper ends of the two sliding sleeves 30 are rotatably connected with the lower end of the mounting plate 10, the two sliding sleeves 30 are in transmission connection through a second transmission mechanism 31, it should be noted that the second transmission mechanism 31 comprises two fourth belt pulleys 33, the two fourth belt pulleys 33 are in transmission connection through a second belt, the two fourth belt pulleys 33 are respectively and fixedly connected with the two sliding sleeves 30 in a coaxial manner, connecting blocks 32 are arranged in the two T-shaped slots 26, and the two connecting blocks 32 are fixedly connected with the ink slots 11.

A composite packaging material gravure printing method comprising the steps of:

s1: adding ink into the ink groove 11 and installing the ink groove and the two mounting plates 10;

s2: adjusting the position between the two printing rollers 7 to adapt to the thickness of the composite material;

s3: the printing roll 7 and the composite material are driven for gravure printing.

In the invention, the connecting blocks 32 on two sides of the ink tank 11 are placed in the two T-shaped grooves 26, then the rotating handle 29 is rotated to drive one of the threaded rods 28 to rotate and move, one of the threaded rods 28 drives the other threaded rod 28 to rotate through the two sliding sleeves 30 and the two fourth belt pulleys 33, the two threaded rods 28 drive the two top plates 27 to lift, the two top plates 27 drive the ink tank 11 to lift through the two connecting blocks 32, then one of the two-way threaded rods 3 is driven to rotate through the second motor 8, one of the two-way threaded rods 3 drives the other two-way threaded rod 3 to rotate through the two fifth belt pulleys 34, the two-way threaded rods 3 drive the four threaded blocks 6 to move relatively, the four threaded blocks 6 drive the two printing rollers 7 to move relatively until the proper position, and the first motor 5 drives one of the printing rollers 7 to rotate, one of the printing rollers 7 drives the rotating shaft 13 to rotate through the first belt pulley 17, the second belt pulley 18 and the third belt pulley 19, the rotating shaft 13 drives the other printing roller 7 to reversely rotate through the first gear 20 and the second gear 21, the two printing rollers 7 can drive the composite material to move, when the printing rollers 7 rotate, the grooves in the printing rollers 7 absorb ink and print on the composite material, and the parts without the grooves are scraped through the ink scraping mechanism.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. The gravure printing device for the composite packaging material comprises two vertical plates (1) and is characterized in that through holes (2) are formed in the two vertical plates (1) in a penetrating manner, two bidirectional threaded rods (3) are connected into the through holes (2) in a rotating manner, the two bidirectional threaded rods (3) are connected with each other through a third transmission mechanism (4) in a transmission manner, one of the two vertical plates (1) is fixedly connected with a first motor (5) at the upper end, a driving shaft of the first motor (5) rotates to penetrate through the vertical plates (1) and is coaxially and fixedly connected with the bidirectional threaded rods (3), two bidirectional threaded rods (3) are externally provided with two thread blocks (6) in a threaded sleeve manner, the four thread blocks (6) are respectively in sliding connection with the inner side walls of the two through holes (2), two printing rollers (7) are arranged between the two vertical plates (1), and two ends of the two printing rollers (7) are respectively in rotating connection with the four thread blocks (6), wherein one the lateral wall fixedly connected with second motor (8) of screw thread piece (6), the drive shaft of second motor (8) is rotated and is run through screw thread piece (6) and with printing roller (7) coaxial fixed connection, two the left end of printing roller (7) is all rotated and is run through screw thread piece (6) and is connected through a drive mechanism (9) transmission, is located two of the downside the equal fixedly connected with mounting panel (10) of the relative lateral wall of screw thread piece (6), two be equipped with china ink groove (11) between mounting panel (10), two be equipped with on mounting panel (10) and be used for carrying out installation mechanism (12) installed to china ink groove (11).

2. A composite packaging material gravure printing device according to claim 1, the first transmission mechanism (9) comprises a rotating shaft (13) which is rotationally connected with the lower side thread block (6), the rotating shaft (13) is in transmission connection with one of the printing rollers (7) through a gear set (14), a transmission shaft (15) is arranged on the thread block (6) positioned on the upper side, a buffer mechanism (16) for buffering the transmission shaft (15) is arranged on the thread block (6), a first belt pulley (17) is coaxially and fixedly connected with the printing roller (7) positioned at the upper side, a second belt pulley (18) is coaxially and fixedly connected outside the transmission shaft (15), the outer coaxial fixedly connected with third belt pulley (19) of pivot (13), connect through first belt transmission between first belt pulley (17), second belt pulley (18) and third belt pulley (19).

3. A composite packaging material intaglio printing device according to claim 2, characterized in that said set of gears (14) comprises a first gear (20) and a second gear (21), said first gear (20) being coaxially fixedly connected with the printing roller (7), said second gear (21) being coaxially fixedly connected with the rotary shaft (13).

4. The gravure printing device for composite packaging materials according to claim 2, wherein the buffer mechanism (16) comprises a buffer groove (22) arranged on the side wall of the thread block (6), a limiting rod (23) is fixedly connected in the buffer groove (22), a buffer block (24) and a spring (25) are sleeved outside the limiting rod (23), two ends of the spring (25) are fixedly connected with the buffer block (24) and the buffer groove (22) respectively, the buffer block (24) is connected with the inner side wall of the buffer groove (22) in a sliding manner, and the transmission shaft (15) is connected with the buffer block (24) in a rotating manner.

5. The gravure printing device for composite packaging materials as claimed in claim 1, wherein the mounting mechanism (12) comprises two T-shaped slots (26) respectively disposed on opposite sidewalls of the two mounting plates (10), a top plate (27) is slidably connected in each of the two T-shaped slots (26), threaded rods (28) are rotatably connected to lower ends of the two top plates (27), lower ends of the two threaded rods (28) are rotatably disposed through the mounting plates (10), a rotating handle (29) is coaxially and fixedly connected to a lower end of one of the threaded rods (28), sliding sleeves (30) are slidably sleeved outside each of the two threaded rods (28), upper ends of the two sliding sleeves (30) are rotatably connected to lower ends of the mounting plates (10), and the two sliding sleeves (30) are in transmission connection through a second transmission mechanism (31), and connecting blocks (32) are arranged in the two T-shaped grooves (26), and the two connecting blocks (32) are fixedly connected with the ink groove (11).

6. A composite packaging material intaglio printing device according to claim 5, characterized in that said second transmission means (31) comprises two fourth pulleys (33), said two fourth pulleys (33) being in transmission connection with each other via a second belt, said two fourth pulleys (33) being fixedly connected coaxially with said two sliding sleeves (30), respectively.

7. A composite packaging material intaglio printing device as claimed in claim 5, characterized in that two blocks (6) located outside the same two-way threaded rod (3) are each pierced with a threaded hole matching the two-way threaded rod (3), the thread direction in the two threaded holes being opposite.

8. A composite packaging material intaglio printing device according to claim 5, characterized in that said third transmission mechanism (4) comprises two fifth belt pulleys (34), said two fifth belt pulleys (34) being respectively coaxially and fixedly connected with two bidirectional threaded bars (3), said two fifth belt pulleys (34) being in transmission connection with each other by means of a third belt.

9. The gravure printing method for the composite packaging material is characterized by comprising the following steps of:

s1: ink is added into the ink groove (11) and is arranged with the two mounting plates (10);

s2: adjusting the position between the two printing rollers (7) to adapt to the thickness of the composite material;

s3: and driving the printing roller (7) and the composite material to perform gravure printing.