CN215751496U - Printer and printing method - Google Patents

Abstract

The utility model relates to the technical field of printing, and particularly discloses a printer which comprises a rack, a printing mechanism, a first pipe position, a second pipe position, a third pipe position and a fourth pipe position which are sequentially arranged at the upper end of the rack in an annular array manner, wherein a position adjusting part is arranged at the axis of the rack.

Description

Printer and printing method

Technical Field

The utility model belongs to the technical field of printing, and particularly relates to a printer.

Background

At present, containers such as bottles and cans are generally used in chemical production, and meanwhile, in order to facilitate management, patterns need to be printed on the surfaces of the containers for marking or decoration.

When printing on the surface of the container, the conventional method is to directly use the existing UV (Ultra-Violet Ray) printer to print, but the above prior art solution has the following defects: adopt current UV printer to print, still need carry out preliminary treatment such as corona to the hose surface before printing usually to guarantee to print the effect, this just needs manual work in advance or adopts the machine to carry out the preliminary treatment, and the operation is comparatively loaded down with trivial details, and simultaneously, the UV printer still need solidify in addition after printing, has reduced the work efficiency of printing the operation.

SUMMERY OF THE UTILITY MODEL

An object of an embodiment of the present invention is to provide a printer, so as to solve the problem that the existing printer proposed in the above background art has low working efficiency.

The embodiment of the present invention is implemented as follows, in which the printer includes a frame and a printing mechanism disposed on the frame, and the printer further includes:

the printing machine comprises a rack, a position adjusting part, a printing device and a printing device, wherein the rack is sequentially arranged at a first pipe position, a second pipe position, a third pipe position and a fourth pipe position in an annular array at the upper end of the rack, the axis of the rack is provided with the position adjusting part, and the output end of the position adjusting part is provided with a pipe fitting to be printed so as to be sequentially moved to the first pipe position, the second pipe position, the third pipe position and the fourth pipe position under the driving of the position adjusting part;

the first pipe position is used for feeding the pipe fitting, the second pipe position is used for placing a pretreatment mechanism for pretreating the pipe fitting to be printed, the third pipe position is used for placing a printing head capable of moving back and forth, the printing head is used for printing patterns on the pretreated pipe fitting, and the fourth pipe position is used for placing a UV curing lamp.

Preferably, the position adjusting part comprises a rotatable gap type rotating disc and at least one transmission rotating mechanism arranged on the gap type rotating disc.

The utility model has the beneficial effects that:

compared with the prior art, the printer provided by the embodiment of the utility model comprises a rack, a printing mechanism, a first pipe position, a second pipe position, a third pipe position and a fourth pipe position which are sequentially arranged at the upper end of the rack in an annular array manner, wherein the position adjusting part is arranged at the axis of the rack, the device can sequentially realize feeding, pretreatment, printing and solidification by placing a pipe to be printed on the first pipe position and driving the pipe to rotate and sequentially move to the first pipe position, the second pipe position, the third pipe position and the fourth pipe position, so that the device is suitable for high-speed printing on a bottle, mainly used for cosmetic bottles, effectively improves the printing efficiency, solves the problem of low working efficiency of the existing printer, and improves the practicability of the device.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention.

Fig. 1 is a schematic structural diagram of a printer according to an embodiment of the present invention.

Fig. 2 is a side view of a printer according to an embodiment of the present invention.

Fig. 3 is a top view of a printer according to an embodiment of the present invention.

Fig. 4 is a schematic view illustrating a connection relationship between a front processing seat and a mounting frame in a printer according to an embodiment of the present invention.

Fig. 5 is a cross-sectional view of a printer according to another embodiment of the present invention.

Fig. 6 is a schematic structural diagram of a transmission rotation mechanism in a printer according to another embodiment of the present invention.

Fig. 7 is a perspective view of a transmission rotation mechanism in a printer according to another embodiment of the present invention.

Fig. 8 is a schematic diagram illustrating a connection relationship between a tube position rotation servo motor and a tube position taper lifting servo motor in a printer according to another embodiment of the present invention.

Fig. 9 is a schematic view of a connection relationship between a driving gear and a driven gear in a printer according to another embodiment of the present invention.

Fig. 10 is a schematic diagram illustrating a connection relationship between a transmission rotation mechanism and a printing encoder in a printer according to another embodiment of the present invention.

In the figure: 1-a frame; 2-anti-slip elements; 3-driving the rotating mechanism; 4-a pipe fitting; 5-pretreatment mechanism; 6-a printing mechanism; 7-first tube position; 8-second tube position; 9-third tube position; 10-fourth tube position; 11-gap type rotating disk; 12-a flame spraying mechanism; 13-a print head; 14-UV curing lamps; 15-pretreatment seat; 16-a mounting frame; 17-a blanking seat; 18-a drive assembly; 19-gear tube seat; 20-a seat body; 21-tube position rotary servo motor; 22-tube position taper lifting servo motor; 23-a housing; 24-a drive gear; 25-a driven gear; 26-encoder for printing.

Detailed Description

In order to make the technical problems, technical solutions and advantages to be solved by the present invention more clearly and clearly understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments obtained by persons skilled in the art based on the embodiments in the present application without any creative work belong to the protection scope of the present application.

In the description of the present invention, it should be understood that unless otherwise explicitly specified or limited, the first feature "on" or "under" the second feature may include the first and second features being in direct contact, and may also include the first and second features not being in direct contact but being in contact with each other through another feature therebetween. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature.

Specific implementations of the present invention are described in detail below with reference to specific embodiments.

As shown in fig. 1 to 4, a structure diagram of a printer provided for an embodiment of the present invention, the printer is specifically a hose high-speed printer, and includes a frame 1 and a printing mechanism 6 disposed on the frame 1, where the printing mechanism 6 is configured to print a pattern on a surface of a pipe, and the printer further includes:

the printing machine comprises a rack 1, a first pipe position 7, a second pipe position 8, a third pipe position 9 and a fourth pipe position 10 which are sequentially arranged at the upper end of the rack in an annular array manner, wherein a position adjusting part is arranged at the axis of the rack 1, and a pipe fitting 4 to be printed is installed at the output end of the position adjusting part and is driven by the position adjusting part to sequentially move to the first pipe position 7, the second pipe position 8, the third pipe position 9 and the fourth pipe position 10;

the utility model discloses a printing machine, including first pipe position 7 (feed position) is used for the feeding pipe fitting 4, second pipe position 8 (pretreatment position) is used for placing the pretreatment mechanism 5 that will treat the pipe fitting 4 of printing to carry out the pretreatment, third pipe position 9 (printing position) is used for placing but the printer head 13 of back-and-forth movement, printer head 13 is used for printing the pattern with the pipe fitting 4 after the pretreatment, fourth pipe position 10 (curing position) is used for placing UV curing lamp 14, UV curing lamp 14 is used for carrying out the solidification with the pipe fitting 4 after printing the pattern to form the finished product, owing to set up a plurality of pipe positions such as first pipe position 7, second pipe position 8, third pipe position 9 and fourth pipe position 10, can realize feeding, pretreatment, printing and solidification in proper order to be applicable to printing structures such as cosmetic bottle at a high speed, effectively improved printing efficiency.

In the embodiment of the utility model, in practical application, by placing the pipe 4 to be printed on the first pipe position 7, the position adjusting part drives the pipe 4 to rotate and move to the first pipe position 7, the second pipe position 8, the third pipe position 9 and the fourth pipe position 10 in sequence, firstly, the pipe 4 to be printed comes to the second pipe position 8 (pretreatment position), electrostatic dust removal works first, a corona device or a flame device is started for pretreatment after treatment, activation treatment of the surface of a product is completed, the treatment is completed, the position adjusting part rotates, the product comes below the printing head 13, the printing starts, after printing is completed, the position adjusting part rotates, the product comes below the UV curing lamp 14, the UV light source spectral range of the UV curing lamp 14 is 200nm-450nm, the UV curing lamp 14 cures the pattern printed by the product, the curing is completed, and the automatic blanking mechanical handle takes out the product from the pipe positions, completing a production process, the position adjusting part rotates to the first pipe position 7 to reach the feeding position.

In one embodiment of the present invention, the tube position of the first tube position 7 is preferably used for manual or automatic feeding. The tube position of the second tube position 8 is an electrostatic precipitation and corona or flame treatment position. The tube position of the third tube position 9 is a multi-color printing position. The tube position of the fourth tube position 10 is a UV curing and automatic blanking position.

In yet another example of the present invention, the feeding may be performed in various manners, for example, manually or by an automatic feeding system, the tube 4 (the product to be printed) is placed on the first tube position 7, the output end of the transmission rotating mechanism 3 holds the tube 4 by a mechanical arm, and then the tube is moved to the first tube position 7, the second tube position 8, the third tube position 9 and the fourth tube position 10 in sequence.

In another embodiment of the present invention, the components of the printer are connected by welding, specifically, by using integral full-length welding, and the height of the welding seam is not less than 5 mm; meanwhile, slag removal after welding, acute angle polishing, burr removal, smoothness and flatness are required.

Further, as a preferred embodiment of the present invention, the position adjusting part includes a rotatable gap type rotating disk 11 and at least one driving rotation mechanism 3 disposed on the gap type rotating disk 11, and a blanking seat 17 is disposed below the UV curing lamp 14.

In an example of the present invention, specifically, the intermittent rotary disk 11 is provided with multiple stations, preferably, a four-station intermittent rotary disk 11, and adopts a magnesium-aluminum disk structure, and of course, the number of the stations of the intermittent rotary disk 11 is generally set to four, which is not limited, and may also be eight, sixteen, and the like, and details are not described here, and in practical application, because the first pipe position 7, the second pipe position 8, the third pipe position 9, and the fourth pipe position 10 are provided, four stations are correspondingly provided.

Further, as a preferred embodiment of the present invention, a driving assembly 18 is further disposed at a portion of the rack 1 below the gap type rotating disc 11, the driving assembly 18 is configured to drive the transmission rotating mechanism 3 to rotate, so as to sequentially move the pipe 4 to be printed to the first pipe position 7, the second pipe position 8, the third pipe position 9, and the fourth pipe position 10, specifically, the transmission rotating mechanism 3 employs a divider, the driving assembly 18 employs a servo motor, and the driving assembly 18 drives the divider to rotate.

Further, as a preferred embodiment of the present invention, a plurality of anti-slip members 2 are uniformly arranged at the lower end of the rack 1, the anti-slip members 2 can increase friction while supporting, so as to achieve an anti-slip effect, the number of the anti-slip members 2 is generally set to four, which is not limited, but may be eight, sixteen, and the like, in practical application, bolts may be adopted, or the end portions of the bolts may be further rubber blocks to improve the anti-slip effect, and specifically, the prior art means is selected as needed, which is not described herein again.

Further, as a preferred embodiment of the present invention, the output end of the transmission rotating mechanism 3 is connected to the pipe 4 through a gear pipe seat 19, and the gear pipe seat 19 is driven by a servo motor to move the pipe 4.

In an embodiment of the present invention, it is preferable that the gear seat 19 further includes a positioning member (not shown) for detachably connecting the pipe 4, which is usually realized by a manipulator, and when the pipe 4 is pressed by the positioning member, the pipe 4 is clamped and fixed, and when the positioning member is disengaged from the pipe 4, the pipe 4 is released from the fixing, and then the material is discharged.

Further, as a preferred embodiment of the present invention, the pretreatment mechanism 5 includes a mounting frame 16 disposed on the frame 1, a pretreatment seat 15 is disposed on the mounting frame 16, and a flame spraying mechanism 12 and/or a corona discharge device are mounted on the pretreatment seat 15.

In the embodiment of the present invention, the pipe 4 to be printed is rotated to the pre-processing position, the electrostatic precipitator (which may be an existing product, and the output end of which faces the pipe 4) works first to perform electrostatic precipitation, after the electrostatic precipitation is completed, the flame spraying mechanism 12 and/or the corona discharge device is started to perform corona or flame treatment, so as to complete the activation treatment of the surface of the product, and after the treatment is completed, the printing is started below the printing head 13.

In an embodiment of the present invention, of course, the position adjusting portion may also adopt an existing splitter to rotate the pipe 4, the pipe 4 to be printed comes to a pretreatment position by rotating, the electrostatic precipitator works to perform electrostatic precipitation first, after treatment, corona or flame is started to perform activation treatment on the surface of the product, after treatment, the splitter rotates, the product comes below the printing head 13, printing starts, after printing is completed, the splitter rotates, the product comes below the UV curing lamp 14, and the UV curing lamp 14 cures the pattern printed on the product, and curing is completed; preferably, the flame spraying mechanism 12 adopts a fixed flame pretreatment device; the UV curing lamp 14 is a fixed UV curing lamp, which can ensure the stability of the pretreatment and curing process.

As shown in fig. 5 to 10, further, as a preferred embodiment of the present invention, the transmission rotation mechanism 3 includes:

a base body 20 fixed in the gap type rotating disk 11;

the shell 23 is arranged on the seat body 20, and a pipe position rotating servo motor 21 is arranged on the outer side of the shell 23 and used for driving the pipe fitting 4 to rotate around the axial lead of the pipe fitting; and

the tube position taper lifting servo motor 22 is arranged at one end of the seat body 20 far away from the tube 4, and is used for adjusting the tube position taper of the tube 4 (namely, the included angle of the tube 4 relative to the horizontal plane).

In an embodiment of the present invention, the printing process of the printer is that after the pipe 4 to be printed is pre-processed, the pipe rotates to a position right below the printing head 13 by the power of the divider, the printing head 13 receives a signal to start printing, a computer connected to the printing head 13 starts to output a printing instruction, the pipe position servo motor starts to work, drives the plurality of pipe position rod cores to rotate, further drives the product to rotate, controls the printing head 13 to move back and forth, synchronously prints a set pattern, prints the pattern on the surface of the product, and further completes one printing operation, and so on.

In another example of the present invention, the print head 13 outputs the print command through a connected computer, or the print encoder 26 is directly disposed on the transmission rotation mechanism 3 (divider), and the print command is output through the print encoder 26, and both the print encoder 26 and the technical solution of outputting the print command by using the print encoder 26 belong to the prior art, and are not described herein again.

Further, as a preferred embodiment of the present invention, a driving gear 24 for connecting with the output end of the pipe position rotation servo motor 21 and two driven gears 25 for meshing with the driving gear 24 are arranged in the housing 23; constitute a dragging gear group through drive gear 24 and driven gear 25 to can drive two sets of pipe fittings 4 simultaneously and rotate, driven gear 25's axle center department is connected and is used for the dismantlement portion of detachable connections pipe fitting 4, can adopt existing structure such as bolt, buckle to realize the detachable connections with pipe fitting 4, and it is not repeated here.

In yet another example of the present invention, the flame spray mechanism 12 may be a conventional flame handling mechanism, for example, using a robot, with a flame spray head mounted on the forearm of the robot. The mechanical arm moves on the surface of the plastic part according to a specific track, and the flame treatment head covers the surface of the product through the conversion of different axes of the mechanical arm.

In the case of corona treatment, a high voltage (2 to 10 kv) and a high frequency (2 to 20 khz) are generally applied to electrodes to generate corona discharge between the electrodes. The method can also be realized by adopting the technical means disclosed in the Chinese patent with the application number of 2012800069928. The printing mechanism 6 may be implemented by the technical means disclosed in chinese patent application No. 2014201270056.

The implementation principle of the embodiment is as follows: through placing the pipe fitting 4 of waiting to print on first pipe position 7, position control portion drives pipe fitting 4 and rotates and remove in proper order to first pipe position 7, second pipe position 8, third pipe position 9 and fourth pipe position 10, can realize feeding, pretreatment, printing and solidification in proper order to be applicable to and carry out high-speed printing, effectively improved printing efficiency. Wherein, waiting that the pipe fitting 4 of printing comes to second pipe position 8 (pretreatment position) and carries out electrostatic precipitation earlier, start corona unit or flame device after handling and carry out the pretreatment, accomplish the activation treatment on product surface, the processing is finished, position control portion is rotatory, the product comes to and beats printer head 13 below and print, after printing, position control portion is rotatory, the product comes to UV curing lamp 14 below, the pattern that prints the product solidifies, the solidification is accomplished, automatic unloading machinery hand (hold) product is taken out from the pipe position, accomplish a production procedure. The electric appliances presented in the article can be connected with an external main controller and 220V mains supply, and the main controller can be a conventional known device controlled by a computer and the like.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (8)

1. A printer comprising a frame (1) and a printing mechanism (6) arranged on the frame (1), characterized in that it further comprises:

the printing machine comprises a rack (1), a first pipe position (7), a second pipe position (8), a third pipe position (9) and a fourth pipe position (10) which are sequentially arranged in an annular array at the upper end of the rack (1), wherein a position adjusting part is arranged at the axis of the rack (1), and a pipe fitting (4) to be printed is installed at the output end of the position adjusting part and is driven by the position adjusting part to sequentially move to the first pipe position (7), the second pipe position (8), the third pipe position (9) and the fourth pipe position (10);

the pipe fitting printing device is characterized in that the first pipe position (7) is used for feeding the pipe fitting (4), the second pipe position (8) is used for placing a pretreatment mechanism (5) for pretreating the pipe fitting (4) to be printed, the third pipe position (9) is used for placing a printing head (13) capable of moving back and forth, the printing head (13) is used for printing patterns on the pretreated pipe fitting (4), and the fourth pipe position (10) is used for placing a UV curing lamp (14).

2. A printer according to claim 1, wherein said position adjustment part comprises a rotatable gap rotary disc (11) and at least one transmission rotary mechanism (3) provided on the gap rotary disc (11).

3. Printer according to claim 2, characterized in that the part of the frame (1) below the intermittent rotary disc (11) is further provided with a driving assembly (18), and the driving assembly (18) is used for driving the transmission rotary mechanism (3) to rotate so as to move the pipe (4) to be printed to the first pipe position (7), the second pipe position (8), the third pipe position (9) and the fourth pipe position (10) in sequence.

4. A printer according to claim 3, characterised in that the lower end of the frame (1) is uniformly provided with a plurality of skids (2).

5. A printer according to claim 3, characterised in that the output of the transmission rotation mechanism (3) is connected to the tube (4) by means of a gear seat (19).

6. A printer according to claim 3, wherein the pretreatment mechanism (5) comprises a mounting frame (16) arranged on the frame (1), a pretreatment holder (15) is arranged on the mounting frame (16), and a flame spraying mechanism (12) and/or a corona discharge device are/is arranged on the pretreatment holder (15).

7. A printer according to claim 3, characterised in that said transmission rotation mechanism (3) comprises:

a base body (20) fixed in the clearance type rotating disk (11);

the pipe position rotating servo motor (21) is arranged on the outer side of the shell (23) and is used for driving the pipe fitting (4) to rotate around the axial lead of the pipe fitting; and

the pipe position taper lifting servo motor (22) is arranged at one end, far away from the pipe fitting (4), of the base body (20) and used for adjusting the pipe position taper of the pipe fitting (4).

8. Printer according to claim 7 characterized in that inside said housing (23) there are provided a driving gear (24) for connection to the output of the tube position rotation servomotor (21), and two driven gears (25) for meshing with said driving gear (24).

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