CN219523339U

CN219523339U - Printing device

Info

Publication number: CN219523339U
Application number: CN202320158466.9U
Authority: CN
Inventors: 陈国辉
Original assignee: Chongqing Longsheng Packaging Products Co ltd
Current assignee: Chongqing Longsheng Packaging Products Co ltd
Priority date: 2023-01-31
Filing date: 2023-01-31
Publication date: 2023-08-15
Anticipated expiration: 2033-01-31

Abstract

The utility model relates to the technical field of package printing, and particularly discloses a printing device which comprises a frame, a printing mechanism and a driving mechanism. The frame is provided with a printing mechanism and a driving mechanism; the printing mechanism comprises an inking component, a printing roller and a separating part, wherein the inking component is used for inking the printing roller, the separating part comprises a separating body and a sliding block, the printing roller is rotationally connected to the separating body, the separating body is connected to the sliding block in a sliding manner, the separating body can enable the printing roller to separate from or contact with the inking component in a sliding manner, and the sliding block is arranged on the frame; the driving mechanism comprises a second driving part, and the second driving part is used for driving the movable block to rotate in a reciprocating manner. The worker can operate the second driving part to drive the movable block to rotate, so that the separating body is ejected or rebounded, the abutting or separating relation between the printing roller and the material is changed, and the ink attached to the inking roller and the inking roller is prevented from drying and solidifying due to the stop of rotation when the printing roller is replaced.

Description

Printing device

Technical Field

The utility model relates to the technical field of packaging bag printing, and particularly discloses a printing device.

Background

Packaging printing is printing with various packaging materials as carriers, and decorative designs, patterns or characters are printed on the packaging, so that the product is attractive or descriptive or provides purchase channels for customers, including packaging bags, packaging bottles and the like.

In the packaging industry, a printer is generally used for printing the surface of a packaging bag, however, in the prior art, when a printing device of the packaging bag changes printing rollers with different printing plates, all rollers involved in printing stop rotating, so that ink attached to ink rollers is dried and coagulated, materials are lost, the cost is increased, and the production of products is affected.

Disclosure of Invention

The utility model aims to provide a printing device which can stop printing in time during production so as to prevent the ink attached to an inking roller and an inking roller from drying and solidifying due to stopping rotation when the printing rollers of different printing plates are replaced.

In order to achieve the aim, the basic scheme of the utility model is that the printing device comprises a frame, a printing mechanism and a driving mechanism, wherein the printing mechanism and the driving mechanism are arranged on the frame;

the frame is provided with a printing mechanism and a driving mechanism;

the printing mechanism comprises an inking component, a printing roller and a separating part, wherein the inking component is used for inking the printing roller, the separating part comprises a separating body and a sliding block, the printing roller is rotationally connected to the separating body, the separating body is connected to the sliding block in a sliding manner, the separating body can enable the printing roller to separate from or contact with the inking component in a sliding manner, and the sliding block is arranged on the frame;

the driving mechanism comprises a second driving part, the second driving part is rotationally connected with one end of the movable block, which is far away from the sliding block, and one end of the second driving part, which is far away from the movable block, is rotationally connected with the frame, and the second driving part is used for driving the movable block to reciprocally rotate.

The working principle of the basic scheme and the beneficial technical effects are that:

the workman can operate the second drive division and drive movable block rotation, makes the disjunctor pop out or kick-back to change the conflict or the separation relation of printing roller and material, can stop printing immediately or start printing, conveniently change the printing roller that has different printing plates, reach the effect that prevents the printing ink xerogel, improved production efficiency.

Further, the separating body comprises an upper block and a lower block, the upper block and the lower block are positioned above the sliding block, the upper block is fixedly connected with the lower block, and the lower block is in sliding connection with the sliding block

Further, the upper block and the lower block are respectively provided with a semicircular opening, the opening of the upper block and the opening of the lower block are matched and combined into a round opening, and the round opening is used for accommodating and supporting the printing roller.

Working principle and beneficial effect: when the separating body is ejected, the printing roller is synchronously ejected along with the separating body, and the printing roller is easy to swing left and right and float up and down during ejection, and the round opening can limit the movement of the printing roller in all directions, so that the printing roller can be firmly fixed on the positioning assembly.

Further, open in the frame has the spout, sliding block sliding connection is in the spout, the sliding block includes spacing subassembly, the movable block, the slide bar, the gyro wheel, cam and fixed axle, the movable block is located one side of sliding block, the one end and the sliding block rotation of movable block are connected, sliding block and frame sliding connection, sliding block and spacing subassembly fixed connection, it has the mounting groove to open in the sliding block, the slide bar rotates to be connected in the mounting groove, slide bar and lower part piece fixed connection, the gyro wheel is contradicted with the cam, cam and sliding block rotate to be connected, cam fixedly connected with fixed axle, the one end and the movable block fixed connection of cam are kept away from to the fixed axle.

Working principle and beneficial effect: the arrangement of the sliding block and the sliding groove can enable the separating body to move on the frame, so that the distance between the printing roller and the inking assembly is adjusted, and the printing roller is rotationally connected with the inking assembly. Meanwhile, in order to ensure stable connection, the matched limiting lugs and the limiting bolts can prevent the adjusted sliding block from moving, so that the sliding block is fixed on the frame. Under the rotation of the movable block, the cam rotates, and the roller moves up and down along with the rotation of the cam, so that the sliding rod is lifted, the separating body is ejected or rebounded by the sliding rod, and the separating and recovering working states of the printing roller are realized.

Further, spacing subassembly includes spacing ear and limit bolt, and spacing ear is located outside the spout, and sliding block and spacing ear fixed connection, limit bolt and spacing ear threaded connection, limit bolt are used for with the frame offset.

Further, the inking subassembly includes the inking roller, ink duct, and the inking roller rotates to be connected in the frame, and the inking roller rotates with the inking roller to be connected, and the inking roller rotates to be connected with the printing roller, and the ink duct rotates to be connected with one side of frame, and the ink duct is fixed connection with the opposite side of frame, and the ink duct has an upper unclosed accommodation space, and the ink duct is used for holding printing usefulness's printing.

Further, the driving mechanism further comprises a first driving part which is fixedly connected with the frame and is rotationally connected with the inking roller, and the first driving part is used for driving the inking roller, the inking roller and the printing roller to rotate.

Further, a printing plate is arranged on the surface of the printing roller, and is used for printing materials, and the inking roller, the inking roller and the printing roller are sequentially arranged in the material conveying direction.

Further, the first driving part is a motor, and the second driving part is a cylinder.

The above description is only intended to illustrate the problems to be solved, the technical means to solve the problems, the effects to be produced, etc., and the specific details of the present utility model will be described in the following description and the related drawings.

Drawings

The foregoing and other objects, features, advantages and embodiments of the utility model will be apparent from the following description taken in conjunction with the accompanying drawings in which:

FIG. 1 is a perspective view of one embodiment of the present utility model;

FIG. 2 is a right side view of one embodiment of the present utility model;

fig. 3 is a schematic view illustrating an internal structure of a disengaging portion according to an embodiment of the present utility model.

Reference numerals: 1: frame, 2: ink fountain, 3: ink roller, 4: inking roller, 5: printing roller, 6: a motor, 7: release body, 8: cylinder, 9: movable block, 10: slide bar, 11: roller, 12: cam, 13: and a fixed shaft.

Detailed Description

Various embodiments of the utility model are disclosed in the accompanying drawings, and for purposes of explanation, numerous practical details are set forth in the following description. However, it should be understood that these practical details are not to be taken as limiting the utility model. That is, in the embodiments of the present utility model, these practical details are unnecessary. Furthermore, for the sake of simplicity of the drawing, some of the well-known structures and elements are shown in the accompanying drawings in a simplified schematic manner.

Referring to fig. 1, 2 and 3, fig. 1 is a perspective view of a printing device in a working state according to a preferred embodiment of the present utility model, and the printing device provided by the present utility model mainly includes a frame 1, a printing mechanism, and a driving mechanism; FIG. 2 is a right side view of the printing apparatus in operation according to the preferred embodiment of the present utility model; FIG. 3 is a schematic view showing the internal structure of the disengaging portion according to the preferred embodiment of the present utility model.

The first driving part may select the motor 6 and the second driving part may select the cylinder 8.

One side of the ink fountain 2 is rotatably connected with the frame 1 through a rotating shaft, the ink fountain 2 is fixedly connected with the other side of the frame 1 through a bolt, and the ink fountain 2 is provided with an accommodating space with an unsealed upper part, and the accommodating space is used for accommodating ink.

The inking roller 3 is rotatably connected with the frame 1, and the ink fountain 2 containing ink is positioned below the inking roller 3. The ink fountain 2 is installed, ink is added to the ink fountain 2, the inking roller 3 is contacted with the ink, and the ink is fully stained by rotation under the drive of the motor 6.

The inking roller 4 is rotationally connected with the frame 1, the inking roller 3 and the inking roller 4 are abutted, the inking roller 3 and the inking roller 4 are sequentially arranged in the material conveying direction of the frame 1, the inking roller 4 rotates under the drive of the motor 6, and the ink on the inking roller 3 is adhered to the surface of the inking roller 4 during the rotation of the inking roller 4. The inking rollers 4 have a plurality of choices, the ink content in the rotating process is different according to the roughness of the surface of the inking rollers 4, and the corresponding inking rollers 4 are chosen according to products of different materials so as to ensure full inking.

The output shaft of the motor 6 is fixedly connected with the rotating shaft of the inking roller 3 through a bolt, the output shaft of the motor 6 is also connected with a driving gear through a flat key, the rotating shaft of the inking roller 4 is connected with a transition gear through a flat key, and the driving gear is meshed with the transition gear.

The printing roller 5 is rotatably connected with the frame 1, the inking roller 4 and the printing roller 5 are in contact with each other, and the inking roller 3, the inking roller 4 and the printing roller 5 are sequentially arranged in the material conveying direction of the frame 1. The printing plate is arranged on the outer surface of the printing roller 5, a driven gear is fixedly connected to a rotating shaft of the printing roller 5 through a flat key, a transition gear is meshed with the driven gear, ink on the inking roller 4 is attached to the printing plate through the rotation of the inking roller 4 and the printing roller 5, and patterns or characters on the printing plate are printed on the material through the rotation of the printing roller 5 and the transmission of the frame 1 to the material, so that printing is completed.

An output shaft of the motor 6 is meshed with a driving gear, the driving gear is meshed with a transition gear, the transition gear is meshed with a driven gear, and the motor 6 drives the inking roller 3, the inking roller 4 and the printing roller 5 to rotate through the driving gear, the transition gear and the driven gear.

The disengaging part is slidably connected with the frame 1, and the frame 1 has disengaging parts in both side directions of the printing roller 5.

The separating part comprises a separating body 7 and a sliding block, the separating body 7 comprises an upper block and a lower block, the upper block and the lower block are fixedly connected through bolts, the upper block and the lower block are respectively provided with a semicircular opening, the openings of the upper block and the openings of the lower block are matched and combined into a circular opening, and the circular opening is used for accommodating and supporting the printing roller 5.

The sliding chute is arranged on the frame 1, the sliding block is in sliding connection with the sliding chute, the sliding block is welded with a limit lug, the limit lug is positioned outside the sliding chute and in clearance fit with the frame 1, the limit lug is in threaded connection with a limit bolt, the limit bolt is used for propping against the frame 1, the movable block 9 is positioned on one side of the sliding block, one end of the movable block 9 is hinged with an output shaft of the air cylinder 8, the left side of a cylinder body of the air cylinder 8 is hinged with the frame 1, one end of the movable block 9 is rotationally connected with the sliding block, the sliding block is provided with a mounting groove, the bottom of the lower block is welded with a sliding rod 10, the sliding rod 10 is in sliding connection with a roller 11, the bottom of the roller 11 is propped against a cam 12, the cam 12 is rotationally connected with the bottom of the mounting groove through a fixed shaft 13, one end of the fixed shaft 13 is welded on the cam 12, and the other end of the fixed shaft 13 stretching out of the sliding block is welded with one end of the movable block 9 far away from the output shaft of the air cylinder 8.

One end of the second driving part is rotationally connected with the frame 1, and one end of the second driving part far away from the frame 1 is connected with the separating body 7 through a cam connecting rod. The extension and retraction of the output shaft of the air cylinder 8 enables the movable block 9 to move, the cam 12 is driven by the movable block 9 to rotate, the roller 11 rolls on the surface of the cam 12, and the sliding rod 10 moves up and down to push out or retract the upper block and the lower block of the separating body 7 simultaneously along with the movement of the roller 11, so that the separating body 7 pops out and rebounds.

Before printing, the release body 7 is set in a rebound state, and the release body 7 needs to be slidingly adjusted to enable the driven gear of the printing roller 5 to be meshed with the transition gear of the inking roller 4, so that the motor 6 can drive the printing roller 5 to rotate through gear transmission, and printing preparation is completed.

During printing production, the driven gear of the printing roller 5 and the transition gear of the inking roller 4 are not meshed any more due to the ejection of the separating body 7, printing is stopped, and the printing roller 5 with different printing plates can be replaced according to production requirements. At the same time, the motor 6 still drives the inking roller 3 and the inking roller 4 to rotate, so that the ink attached to the inking roller 3 and the inking roller 4 flows to prevent the ink from drying.

The foregoing is merely exemplary of the present utility model and the specific structures and/or characteristics of the present utility model that are well known in the art have not been described in detail herein. It should be noted that modifications and improvements can be made by those skilled in the art without departing from the structure of the present utility model, and these should also be considered as the scope of the present utility model, which does not affect the effect of the implementation of the present utility model and the utility of the patent. The protection scope of the present utility model is subject to the content of the claims, and the description of the specific embodiments and the like in the specification can be used for explaining the content of the claims.

Claims

1. The utility model provides a printing device, includes frame, printing mechanism and actuating mechanism, its characterized in that:

the frame is provided with a printing mechanism and a driving mechanism;

the driving mechanism comprises a second driving part, one end of the second driving part is rotationally connected with the frame, and one end of the second driving part far away from the frame is connected with the separating body through a cam connecting rod.

2. A printing device according to claim 1, wherein: the separating body comprises an upper block and a lower block, wherein the upper block and the lower block are positioned above the sliding block, the upper block is fixedly connected with the lower block, the lower block is slidably connected with the sliding block, the upper block and the lower block are respectively provided with a semicircular opening, the openings of the upper block and the openings of the lower block are matched and combined into a circular opening, and the circular opening is used for accommodating and supporting the printing roller.

3. A printing device according to claim 2, wherein: the frame is provided with a chute, the sliding block is connected in the chute in a sliding way, and the sliding block is provided with a limiting assembly for fixing the sliding block on the frame;

the sliding block is provided with a mounting groove, a fixed shaft is rotationally connected to the mounting groove, a cam is fixedly connected to the fixed shaft, a sliding rod is fixedly connected to the bottom of the lower block, the sliding rod is slidably connected to the mounting groove, a roller is rotationally connected to the bottom of the sliding rod, and the roller abuts against the cam;

the fixed shaft penetrates through the sliding block wall and is fixedly connected with a movable block, and the second driving part is used for driving the movable block to swing in a reciprocating manner.

4. A printing device according to claim 3, wherein: the limiting assembly comprises a limiting lug and a limiting bolt, the limiting lug is located outside the sliding groove, the sliding block is fixedly connected with the limiting lug, the limiting bolt is in threaded connection with the limiting lug, and the limiting bolt is used for propping against the frame.

5. A printing device according to claim 4, wherein: the inking assembly comprises an inking roller, an inking roller and an ink duct, wherein the inking roller and the inking roller are all rotationally connected to the frame, the inking roller is in contact with the inking roller, the inking roller is in contact with the printing roller, the ink duct is rotationally connected with one side of the frame, the ink duct is fixedly connected with the other side of the frame, the ink duct is provided with an accommodating space with an unsealed upper part, and the ink duct is used for accommodating printing ink.

6. A printing device according to claim 5, wherein: the driving mechanism further comprises a first driving part, the first driving part is fixedly connected with the frame, and the first driving part is used for driving the inking roller, the inking roller and the printing roller to rotate.

7. A printing device according to claim 6, wherein: the printing roller surface is detachably connected with a printing plate, the printing plate is used for material printing, and the inking roller, the inking roller and the printing roller are sequentially arranged in the material conveying direction.

8. A printing device according to claim 7, wherein: the first driving part comprises a motor, a driving gear, a transition gear and a driven gear, the inking roller is connected with the driving gear in a flat key manner, the inking roller is connected with the transition gear in a flat key manner, the printing roller is connected with the driven gear in a flat key manner, an output shaft of the motor is meshed with the driving gear, the driving gear is meshed with the transition gear, the transition gear is meshed with the driven gear, and the motor drives the inking roller, the inking roller and the printing roller to rotate through the driving gear, the transition gear and the driven gear; the second driving part comprises a cylinder, an output shaft of the cylinder is hinged with the movable block, one end of the cylinder, which is far away from the movable block, is hinged with the frame, and the output shaft of the cylinder stretches to enable the movable block to swing.