CN215850362U

CN215850362U - Vertical two-sided printer of high accuracy

Info

Publication number: CN215850362U
Application number: CN202121565314.8U
Authority: CN
Inventors: 张景春
Original assignee: Wuhan Longyin Function Digital Technology Co ltd
Current assignee: Wuhan Longyin Function Digital Technology Co ltd
Priority date: 2021-07-12
Filing date: 2021-07-12
Publication date: 2022-02-18
Anticipated expiration: 2031-07-12

Abstract

The utility model provides a high-precision vertical double-sided printer which comprises a common rail cross beam, a first printer head, a second printer head, a printing channel, a first sliding rail and a second sliding rail, wherein the common rail cross beam is provided with the printing channel which vertically passes through, the first sliding rail is arranged at the upper end of the common rail cross beam, the second sliding rail is arranged at the lower end of the common rail cross beam, the first sliding rail and the second sliding rail are respectively arranged at two sides of the printing channel, the first printer head glidingly runs on the first sliding rail, the second printer head glidingly hoists on the second sliding rail, the printing surfaces of the two printer heads are opposite in the horizontal direction, and the two printer heads are respectively driven by independent motors or driven by the same motor to do reciprocating running motion. The high-precision vertical double-sided printer shares the same rail beam, the walking horizontal reference is consistent, the printing precision is consistent, and meanwhile, the stability is higher because the two printer heads are closer to the rail beam.

Description

Vertical two-sided printer of high accuracy

Technical Field

The utility model relates to the field of printers, in particular to a high-precision vertical double-sided printer.

Background

Along with the development of a nozzle technology, an ink technology and a printing control technology, a vertical double-sided printer is gradually raised, compared with a horizontal double-sided printer, the vertical double-sided printer is shorter in cloth stroke and more efficient in printing, but how the machine heads are installed and distributed is guaranteed, so that the machine heads can walk more stably and can keep consistency, and the vertical double-sided printer is one of the technical difficulties.

The patent numbers are: 202021025693.7, the patent names: the utility model provides an among the patent document of two-sided calico printing machine who spouts seal, two printer heads are installed on two tracks, and when the height dislocation, for guaranteeing that there is the installation space of taking out the droplet device printer head offside, two orbital positions are in same level, and the printer head that is located the higher position is just too far away from the track, must can be unstable in the walking, influences the printing precision.

Therefore, the current vertical double-sided printer still has great defects in the structural design of the mounting mode, the mounting position and the like of the printer head.

In order to solve the above problems, people are always seeking an ideal technical solution.

Disclosure of Invention

The utility model aims to overcome the defects of the prior art, and provides a high-precision vertical double-sided printer which shares the same track beam, has consistent walking horizontal reference and printing precision, and has higher stability because two printer heads are closer to the track beam.

In order to achieve the purpose, the utility model adopts the technical scheme that: the utility model provides a vertical two-sided printer of high accuracy, includes sharing rail beam, first printer head, second printer head, printing passageway, first slide rail and second slide rail, set up the vertical printing passageway that passes through on the sharing rail beam, first slide rail sets up the upper end at sharing rail beam, the second slide rail sets up the lower extreme at sharing rail beam, the both sides of printing the passageway are arranged in respectively to first slide rail and second slide rail, and first printer head slides and walks on first slide rail, and second printer head slides and hoists on the second slide rail, and two printer head's printing face is relative on the horizontal direction, and two printer heads are driven respectively or are reciprocating motion by same motor drive by independent motor.

Basically, the transmission mode of the two printer heads for reciprocating movement comprises one or two of belt transmission and direct drive of a linear motor of the motor.

Basically, the two printer heads are driven by the same motor through the transmission gear set and the two belts to respectively do reciprocating motion.

Basically, one of the printer heads is driven by a linear motor, and the other printer head is driven by a power motor of the linear motor through a belt.

Basically, the first printer head and the second printer head perform synchronous reciprocating motion or asynchronous reciprocating motion or alternating reciprocating motion.

Basically, the other side of the first printer head relative to the printing channel and the other side of the second printer head relative to the printing channel are respectively provided with a negative pressure suction device.

Basically, the negative pressure suction device comprises a negative pressure suction cavity, a movable trolley, a negative pressure suction channel and a negative pressure source, wherein the negative pressure suction cavity is arranged relative to the printer head, the negative pressure source is communicated with the negative pressure suction cavity through the negative pressure suction channel, the negative pressure suction cavity is arranged on the movable trolley, and the negative pressure suction channel is an organ type telescopic air channel.

Basically, the negative pressure suction device is an integral negative pressure suction device matched with the corresponding width of the walking stroke of the printer head.

Basically, the suction chambers of the integral negative pressure suction device are separated by the partition plate to form a plurality of sub-chambers arranged along the walking stroke width of the printer head, and each sub-chamber is communicated with the main negative pressure pipeline through a switch valve or an independent negative pressure fan is arranged in each sub-chamber.

Basically, still include two movable negative pressure suction dollies to the printing width setting, movable negative pressure suction dolly walks on sharing track crossbeam, the suction end of movable negative pressure suction dolly corresponds the printing passageway setting, movable negative pressure suction dolly passes through pipeline intercommunication negative pressure source.

Compared with the prior art, the double-side printing machine head has substantive characteristics and progress, and particularly, in order to solve the problem of stability in the travelling process of the printer, the double-side printing machine head is designed in a mode of sharing a track cross beam, one machine head is designed above the track cross beam, the other machine head is designed below the track cross beam, a hole or a long seam is dug in the middle of the track cross beam and used for passing through cloth.

Furthermore, a negative pressure suction device is designed for sucking away the printing ink penetrating through the printing medium in the printing process, one type is a through-laid type suction chamber, a plurality of sub-chambers are formed after being separated by a partition plate, and the corresponding chambers can be opened and closed as required; the second is in the form of a dolly which moves synchronously with the printer head; the third is to add a movable negative pressure suction trolley for treating the bleeding condition on the basis of the first, and the three structures can efficiently complete the absorption of flying ink.

Drawings

FIG. 1 is a schematic diagram of the structure of a high-precision vertical double-sided printer according to the present invention.

FIG. 2 is a schematic diagram of a high-precision vertical double-sided printer with a flying ink sucking device according to the present invention.

FIG. 3 is a schematic view showing the position of the movable vacuum suction carriage according to the present invention.

In the figure: 1. a common rail beam; 2. a first printer head; 3. a second printer head; 4. a printing channel; 5. a first slide rail; 6. a second slide rail; 7. a negative pressure suction device; 8. a motor; 9. a print medium; 10. a movable negative pressure suction trolley.

Detailed Description

The technical solution of the present invention is further described in detail by the following embodiments.

As shown in fig. 1, a vertical double-sided printer of high accuracy, including sharing rail beam 1, first printer head 2, second printer head 3, printing passageway 4, first slide rail 5 and second slide rail 6, set up vertical printing passageway 4 that passes through on the sharing rail beam 1, first slide rail 5 sets up the upper end at sharing rail beam 1, second slide rail 6 sets up the lower extreme at sharing rail beam 1, the both sides of printing passageway 4 are arranged in respectively to first slide rail 5 and second slide rail 6, and first printer head 2 slides and walks on first slide rail 5, and second printer head 3 slides and hoists on second slide rail 6, and the printing face of two printer heads is relative on the horizontal direction, and two printer heads are driven respectively or are reciprocating motion by same motor drive by independent motor.

As shown in fig. 1, when two motors are driven, the two printer heads respectively perform reciprocating motion through belt transmission by the motors, and the two motors need to be controlled by the same control system so that the traveling speeds of the two printer heads are kept consistent.

In other embodiments, two linear motors may be directly driven, or one linear motor, one motor and a belt may be driven, or one printer head may be driven by a linear driving part of one linear motor, and another printer head may be driven by a motor part of the linear motor through a belt.

When the single motor is used for driving, the two printer heads are driven by the same motor through the transmission gear set and the two belts to respectively do reciprocating motion, so that the intervention of a control system can be omitted, and the problem of synchronization in a physical transmission mode is solved so as to ensure that the walking speeds of the two printer heads are kept consistent.

The two printer heads travel in the following ways:

first, the first printer head 2 and the second printer head 3 perform a synchronous reciprocating motion, that is, the positions of the two printer heads in the vertical direction are always consistent.

Secondly, the first printer head 2 and the second printer head 3 do asynchronous reciprocating motion, namely, the two printer heads always adopt a tandem and following walking mode in the walking process.

Thirdly, the first printer head 2 and the second printer head 3 reciprocate alternately, that is, both printer heads move simultaneously from the farthest end to the middle.

The opposite side of the printer head is provided with a negative pressure suction device for sucking flying ink, the negative pressure suction device can be a mechanism which synchronously travels with the printer head, and can also be a transversely extended strip-shaped integral negative pressure suction device, and the synchronous traveling mechanism has higher requirement on traveling precision; the strip-shaped integral negative pressure suction device is easier to realize from the structure, but the requirement on the power is higher, and a strip-shaped fixed flying ink suction device is shown in figure 2.

The movable negative pressure suction device comprises a negative pressure suction cavity, a movable trolley, a negative pressure suction channel and a negative pressure source, wherein the negative pressure suction cavity is arranged relative to the printer head, the negative pressure source is communicated with the negative pressure suction cavity through the negative pressure suction channel, the negative pressure suction cavity is arranged on the movable trolley, and the negative pressure suction channel is an organ type telescopic air channel.

In addition, as shown in fig. 3, in order to solve the problem of "bleeding", two movable negative pressure suction dollies 10 are further provided for the printing width, the movable negative pressure suction dollies run near the printing channel, the movable negative pressure suction dollies are communicated with a negative pressure source through a pipeline, when the movable negative pressure suction dollies are used, the negative pressure suction dollies are adjusted to the boundary position of the printing medium 9, ink flying caused by the "bleeding" is sucked away, and the influence of the ink flying caused by the "bleeding" on the printing medium is avoided.

The problem of "bleeding" is a problem that a large amount of ink is ejected into the air at a portion of the head beyond the printing medium at a boundary position of the printing width, and the boundary position of the material is blurred and stained by scattering of the ink.

Finally, it should be noted that the above examples are only used to illustrate the technical solutions of the present invention and not to limit the same; although the present invention has been described in detail with reference to preferred embodiments, those skilled in the art will understand that: modifications to the specific embodiments of the utility model or equivalent substitutions for parts of the technical features may be made; without departing from the spirit of the present invention, it is intended to cover all aspects of the utility model as defined by the appended claims.

Claims

1. The utility model provides a vertical two-sided printer of high accuracy which characterized in that: including sharing track crossbeam, first printer head, second printer head, printing passageway, first slide rail and second slide rail, set up the vertical printing passageway that passes through on the sharing track crossbeam, first slide rail sets up the upper end at sharing track crossbeam, the second slide rail sets up the lower extreme at sharing track crossbeam, the both sides of printing the passageway are arranged in respectively to first slide rail and second slide rail, and first printer head slides and walks on first slide rail, and second printer head slides and hoists on the second slide rail, and the printing face of two printer heads is relative in the horizontal direction, and two printer heads are driven respectively or are reciprocating type walking motion by same motor drive by independent motor.

2. The high precision vertical duplex printer according to claim 1, wherein: the transmission mode of reciprocating movement of the two printer heads comprises one or two of belt transmission and direct drive of a linear motor of the motor.

3. The high precision vertical duplex printer according to claim 1, wherein: the two printer heads are driven by the same motor through a transmission gear set and two belts to respectively do reciprocating motion.

4. The high precision vertical duplex printer according to claim 1, wherein: one of the printer heads is driven by a linear motor, and the other printer head is driven by a power motor of the linear motor through a belt.

5. The high precision vertical double-sided printer according to any one of claims 1 to 4, wherein: the first printer head and the second printer head do synchronous reciprocating motion or asynchronous reciprocating motion or alternating reciprocating motion.

6. The high precision vertical double-sided printer according to claim 5, wherein: and the other side of the first printer head relative to the printing channel and the other side of the second printer head relative to the printing channel are respectively provided with a negative pressure suction device.

7. The high precision vertical double-sided printer according to claim 6, wherein: the negative pressure suction device comprises a negative pressure suction cavity, a movable trolley, a negative pressure suction channel and a negative pressure source, wherein the negative pressure suction cavity is arranged relative to the printer head, the negative pressure source is communicated with the negative pressure suction cavity through the negative pressure suction channel, the negative pressure suction cavity is arranged on the movable trolley, and the negative pressure suction channel is an organ type telescopic air channel.

8. The high precision vertical double-sided printer according to claim 6, wherein: the negative pressure suction device is an integral negative pressure suction device matched with the corresponding running stroke width of the printer head.

9. The high precision vertical duplex printer according to claim 8, wherein: the suction chambers of the integral negative pressure suction device are separated by partition plates to form a plurality of sub-chambers arranged along the width of the walking stroke of the printer head, and each sub-chamber is communicated with a main negative pressure pipeline through a switch valve or an independent negative pressure fan is arranged in each sub-chamber.

10. The high precision vertical duplex printer according to claim 9, wherein: the printing device is characterized by further comprising two movable negative pressure suction trolleys arranged aiming at the printing width, the movable negative pressure suction trolleys walk on the shared track beam, the suction ends of the movable negative pressure suction trolleys correspond to the printing channel, and the movable negative pressure suction trolleys are communicated with a negative pressure source through a pipeline.