CN215826243U

CN215826243U - Nozzle chromatography device and digital ink-jet printer

Info

Publication number: CN215826243U
Application number: CN202121166304.7U
Authority: CN
Inventors: 李文锋; 徐星; 江洪; 郑俊雄
Original assignee: Shenzhen Runtianzhi Digital Equipment Co Ltd
Current assignee: Shenzhen Runtianzhi Digital Equipment Co Ltd
Priority date: 2021-05-27
Filing date: 2021-05-27
Publication date: 2022-02-15
Anticipated expiration: 2031-05-27

Abstract

The utility model discloses a spray head chromatography device which comprises a bottom plate and a plurality of bases arranged on the bottom plate, wherein a spray head is arranged on each base, two eccentric wheels and two elastic pieces are arranged on each base, the two eccentric wheels are respectively arranged at two longitudinal ends of the spray head, the two elastic pieces are both positioned at the same side of the two eccentric wheels, the eccentric wheels are in contact with the bottom plate and are used for pushing the end parts of the bases to move transversely, and the elastic pieces are in contact with the bottom plate and are used for resetting the bases. Each spray head is provided with two sets of eccentric wheels and elastic pieces, so that not only can transverse position adjustment be realized, but also angle adjustment is realized, front and back color register and angle color register of the spray head are realized, the whole operation is simple, the micro distance adjustment can be realized, and the quick and accurate color register is realized. The utility model also discloses a digital ink-jet printer comprising the device.

Description

Nozzle chromatography device and digital ink-jet printer

Technical Field

The utility model relates to the field of printers, in particular to a spray head color register device. In addition, the utility model also relates to a digital ink-jet printer comprising the device.

Background

In the application of digital ink-jet printing, if high-precision printing is performed, the color register of the spray head is needed to ensure that the spray head can print accurately. In order to realize the quick and accurate adjustment of the non-positioning spray head, an eccentric wheel and an elastic sheet are required to be arranged, the eccentric wheel is rotated to enable the spray head to move relative to the bottom plate, and the spray head is reset through the elastic sheet.

However, in the prior art, only one set of eccentric wheel and elastic sheet is arranged to adjust one direction of the spray head, so that color register of one direction of the spray head is realized, and the method is suitable for color register of the spray head with a certain positioning reference. The disadvantages of this method are: only one direction can be adjusted, the other direction can only be positioned by depending on the inherent positioning surface of the spray head, and the quick and accurate color register of the spray head without the positioning surface cannot be realized.

Therefore, how to provide a nozzle color register device capable of quickly and accurately registering color is a technical problem to be solved by those skilled in the art.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a spray head color register device, wherein each spray head is provided with two sets of eccentric wheels and elastic pieces, so that the adjustment in two directions of transverse direction and angle is realized, and the quick and accurate color register is realized. It is another object of the present invention to provide a digital ink jet printer comprising the above apparatus.

In order to solve the technical problem, the utility model provides a spray head chromatography device which comprises a bottom plate and a plurality of bases arranged on the bottom plate, wherein each base is provided with a spray head, each base is provided with two eccentric wheels and two elastic pieces, the two eccentric wheels are respectively arranged at two longitudinal ends of the spray head, the two elastic pieces are respectively positioned at the same side of the two eccentric wheels, the eccentric wheels are in contact with the bottom plate and used for pushing the end parts of the bases to move transversely, and the elastic pieces are in contact with the bottom plate and used for resetting the bases.

Preferably, the upper surface of the bottom plate is provided with a plurality of mounting grooves, the lower part of each mounting groove is communicated with a limiting groove, the base is mounted in the limiting groove, movable gaps are formed between the two transverse ends of the base and the side walls of the limiting grooves, the bottom of the spray head penetrates through the mounting grooves to be connected with the base, the bottom of the spray head is provided with the movable gaps between the side walls of the mounting grooves, and the eccentric wheel is in contact with the elastic pieces to form the side walls of the mounting grooves.

Preferably, the limiting groove is located on the lower surface of the bottom plate, and the transverse width of the mounting groove is smaller than that of the limiting groove.

Preferably, the end part of the base is provided with a positioning pin extending upwards, a positioning hole is arranged at a position corresponding to the upper end surface of the limiting groove, the upper end of the positioning pin extends into the positioning hole, and a movable gap is formed between the positioning pin and the side wall of the positioning hole.

Preferably, the base is a rectangular plate, and the eccentric wheel and the elastic sheet are arranged at four corners of the rectangular plate.

Preferably, the positioning pins are arranged at four corners of the rectangular plate and are positioned outside the eccentric wheel and the elastic sheet.

Preferably, the elastic sheet is mounted on the base through a bolt.

Preferably, the plurality of spray heads are arranged in two rows, and the plurality of spray heads in each row are arranged in sequence in the transverse direction.

Preferably, the two rows of said jets are staggered.

The utility model provides a digital ink-jet printer, which comprises the spray head chromatography device.

The utility model provides a spray head chromatography device which comprises a bottom plate and a plurality of bases arranged on the bottom plate, wherein a spray head is arranged on each base, two eccentric wheels and two elastic pieces are arranged on each base, the two eccentric wheels are respectively arranged at two longitudinal ends of the spray head, the two elastic pieces are respectively positioned at the same side of the two eccentric wheels, the eccentric wheels are in contact with the bottom plate and are used for pushing the end parts of the bases to move transversely, and the elastic pieces are in contact with the bottom plate and are used for resetting the bases.

In the working process, the two eccentric wheels on the base synchronously rotate by the same angle, so that the two ends of the base are driven to transversely move by the same distance relative to the bottom plate, the spray head transversely moves, the position adjustment is realized, and when the two eccentric wheels on the base rotate by different angles, the two ends of the base are driven to transversely move by different distances relative to the bottom plate, so that the spray head rotates, and the angle adjustment is realized. When the reset is needed, the eccentric wheel rotates back to the initial position, and the base is reset through the elastic sheet.

Each spray head is provided with two sets of eccentric wheels and elastic pieces, so that not only can transverse position adjustment be realized, but also angle adjustment is realized, front and back color register and angle color register of the spray head are realized, the whole operation is simple, the micro distance adjustment can be realized, and the quick and accurate color register is realized.

The utility model also provides a digital ink-jet printer comprising the device, and the device has the technical effects, so the digital ink-jet printer also has the same technical effects, and the detailed description is omitted.

Drawings

FIG. 1 is a schematic top view of one embodiment of a showerhead color register apparatus according to the present invention;

FIG. 2 is a top sectional view of an embodiment of a showerhead color register of the present invention.

Detailed Description

The core of the utility model is to provide the spray head color register device, each spray head is provided with two sets of eccentric wheels and elastic pieces, so that the adjustment in two directions of transverse direction and angle is realized, and the quick and accurate color register is realized. The other core of the utility model is to provide a digital ink-jet printer comprising the device.

In order that those skilled in the art will better understand the disclosure, the utility model will be described in further detail with reference to the accompanying drawings and specific embodiments.

Referring to fig. 1 and 2, fig. 1 is a schematic top view of a showerhead color register apparatus according to an embodiment of the present invention; FIG. 2 is a top sectional view of an embodiment of a showerhead color register of the present invention.

The utility model provides a spray head chromatography device, which comprises a bottom plate 1 and a plurality of bases 2 arranged on the bottom plate 1, wherein the horizontal direction shown in the figure is defined as the transverse direction, the vertical direction is the longitudinal direction, each base 2 is provided with a spray head 3, meanwhile, each base 2 is provided with two eccentric wheels 4 and two elastic sheets 5 in a matching way, the two eccentric wheels 4 are respectively arranged at two longitudinal ends of the spray head 3, the two elastic sheets 5 are both positioned at the same side of the two eccentric wheels 4, in the figure, the two eccentric wheels 4 are arranged at the right side of the spray head 3, the two elastic sheets 5 are arranged at the left side of the spray head 3, the positions of all parts can be changed according to different actual arrangement, but the elastic sheets 5 are ensured to be positioned at the same side, and the eccentric wheels 4 are positioned at the other side. Wherein, eccentric wheel 4 contacts bottom plate 1 and is used for promoting base 2 tip lateral shifting, and shell fragment 5 contacts bottom plate 1 and is used for reseing base 2. The distance between two centers of the eccentric wheel 4 is smaller, so that the adjustment precision can be well controlled, and the color register of the spray head 3 is facilitated due to the rule of the circular adjustment process. The elastic sheet 5 is made of spring steel and has good elasticity.

In the working process, the two eccentric wheels 4 on the base 2 rotate synchronously by the same angle, so that the two ends of the base 2 are driven to move transversely by the same distance relative to the bottom plate 1, the spray head 3 moves transversely to realize transverse position adjustment, and when the two eccentric wheels 4 on the base 2 rotate by different angles, the two ends of the base 2 are driven to move transversely by different distances relative to the bottom plate 1, so that the spray head 3 rotates to realize angle adjustment. When the resetting is needed, the eccentric wheel 4 rotates back to the initial position, and the base 2 is reset through the elastic sheet 5.

Every shower nozzle 3 sets up two sets of eccentric wheels 4 and shell fragment 5, both can realize the lateral position adjustment, sets up angular adjustment again, realizes that the front and back chromatography of shower nozzle 3 and angle chromatography, and whole easy operation can realize small distance adjustment with save time, realizes quick accurate chromatography.

Specifically, for the stable installation of

base

2, 1 upper surface of bottom plate is provided with a plurality of mounting grooves, mounting groove below intercommunication has the spacing groove, base 2 installs in the spacing inslot, and has clearance between 2 horizontal both ends of base and the spacing groove lateral wall, the mounting groove connection base 2 is passed to the bottom of shower nozzle 3, and has clearance between 3 bottoms of shower nozzle and the mounting groove lateral wall, 3 top protrusions in bottom plate 1 of shower nozzle,

eccentric wheel

4 and 5 contact mounting groove lateral walls of shell fragment. Eccentric wheel 4 rotates the in-process and offsets with the mounting groove lateral wall, promotes base 2 and removes in the spacing inslot, makes 5 times of compressions of shell fragment, guarantees base 2's moving range through the clearance, makes base 2 can not be died by the card. The base 2 can be fixed and moved by arranging a sliding groove on the bottom plate 1.

Further, the spacing groove is located bottom plate 1 lower surface, and the transverse width of mounting groove is less than the transverse width of spacing groove. That is, the bottom plate 1 is provided with a through stepped groove, and the installation mode of the base 2 can be adjusted according to the situation, which is within the protection scope of the present invention.

In the nozzle cap color-fixing device provided by the embodiment of the utility model, the end part of the base 2 is provided with the positioning pin 6 which extends upwards, the upper end surface of the limiting groove, namely the corresponding position of the step of the stepped groove, is provided with the positioning hole, the upper end of the positioning pin 6 extends into the positioning hole, and a movable gap is formed between the positioning pin 6 and the side wall of the positioning hole. In the moving process of the base 2, the positioning pin 6 moves in the positioning hole, and the limit of the moving range is realized.

Specifically, the base 2 can be a rectangular plate, and the eccentric wheel 4 and the elastic sheet 5 are arranged at four corners of the rectangular plate. Meanwhile, the positioning pins 6 are arranged at four corners of the rectangular plate and are positioned outside the eccentric wheel 4 and the elastic sheet 5. The spring 5 is mounted on the base 2 through a bolt. The number, arrangement and connection of the components can be adjusted according to the situation and are within the protection scope of the utility model.

On the basis of the nozzle color register device provided in each of the above embodiments, the plurality of nozzles 3 are arranged in two rows, the plurality of nozzles 3 in each row are sequentially arranged in the transverse direction, the nozzles 3 in the two rows are arranged in a staggered manner, and the arrangement of the nozzles 3 may be adjusted according to the situation.

In addition to the above-mentioned nozzle color register device, a specific embodiment of the present invention further provides a digital inkjet printer including the above-mentioned nozzle color register device, and the structure of other parts of the digital inkjet printer please refer to the prior art, which is not described herein again.

The details of the nozzle color register device and the digital ink-jet printer provided by the utility model are described above. The principles and embodiments of the present invention are explained herein using specific examples, which are presented only to assist in understanding the method and its core concepts. It should be noted that, for those skilled in the art, it is possible to make various improvements and modifications to the present invention without departing from the principle of the present invention, and those improvements and modifications also fall within the scope of the claims of the present invention.

Claims

1. The utility model provides a shower nozzle chromatography device, its characterized in that, including bottom plate (1) with install in a plurality of bases (2) of bottom plate (1), every all install shower nozzle (3) on base (2), every all install two eccentric wheels (4) and two shell fragment (5) on base (2), two eccentric wheels (4) set up respectively in shower nozzle (3) fore-and-aft both ends, and two shell fragment (5) set up respectively in shower nozzle (3) fore-and-aft both ends, two shell fragment (5) all are located two same one side of eccentric wheel (4), eccentric wheel (4) contact bottom plate (1) and be used for promoting base (2) tip lateral shifting, shell fragment (5) contact bottom plate (1) and be used for reseing base (2).

2. The spray head chromatography device according to claim 1, wherein a plurality of mounting grooves are formed in the upper surface of the bottom plate (1), limiting grooves are communicated below the mounting grooves, the base (2) is mounted in the limiting grooves, movable gaps are formed between the two transverse ends of the base (2) and the side walls of the limiting grooves, the bottom of the spray head (3) penetrates through the mounting grooves and is connected with the base (2), the movable gaps are formed between the bottom of the spray head (3) and the side walls of the mounting grooves, and the eccentric wheel (4) and the elastic piece (5) are in contact with the side walls of the mounting grooves.

3. The nozzle casing device according to claim 2, wherein the limiting groove is located on the lower surface of the bottom plate (1), and the transverse width of the mounting groove is smaller than that of the limiting groove.

4. The color register of spray head according to claim 3, characterized in that the end of the base (2) is provided with a positioning pin (6) extending upwards, the upper end of the limiting groove is provided with a positioning hole at the corresponding position, the upper end of the positioning pin (6) extends into the positioning hole, and there is a clearance between the positioning pin (6) and the side wall of the positioning hole.

5. The nozzle topping device of claim 4, wherein the base (2) is a rectangular plate, and the eccentric wheel (4) and the spring plate (5) are arranged at four corners of the rectangular plate.

6. The nozzle topping device of claim 5, wherein the positioning pins (6) are arranged at four corners of the rectangular plate and outside the eccentric wheel (4) and the spring plate (5).

7. The nozzle topping device of claim 1, wherein the spring (5) is mounted to the base (2) by means of a bolt.

8. The head color register according to any one of claims 1 to 7, wherein a plurality of the heads (3) are arranged in two rows, and the heads (3) of each row are arranged in sequence in the transverse direction.

9. The jet registering apparatus according to claim 8, wherein the jets (3) of the two rows are staggered.

10. A digital ink jet printer comprising a head chromatography apparatus according to any one of claims 1 to 9.