CN211406479U

CN211406479U - Jet printing machine

Info

Publication number: CN211406479U
Application number: CN202020235906.2U
Authority: CN
Inventors: 范永利; 黄平
Original assignee: Joint Stars Technology Co ltd
Current assignee: Joint Stars Technology Co ltd
Priority date: 2020-02-28
Filing date: 2020-02-28
Publication date: 2020-09-01
Anticipated expiration: 2030-02-28
Also published as: WO2021169027A1

Abstract

The utility model discloses a spout seal machine, include: the base frame comprises a base platform and a supporting frame; the clamp device comprises a conveying carrying platform and a clamp, and the clamp is used for clamping a workpiece; the jet printing device comprises a plurality of spray heads facing the workpiece, and the spray heads extend along the direction perpendicular to the conveying direction of the workpiece; and the cleaning device comprises a cleaning body which is connected to the base station in a sliding manner, and the cleaning body is arranged between the spray head and the conveying carrying platform and is opposite to the spray head. In the spray printing process, the spray head does not need to move, only the workpiece moves, and accurate and uniform ink in place is ensured, so that better spray printing quality is obtained; meanwhile, when the corresponding working state is needed, the positions of the cleaning body and the workpiece are respectively moved to the positions below the spray head, so that the space between the support frame and the conveying carrying platform is fully utilized due to the arrangement of the cleaning body, and the occupied space of the jet printing machine in the non-height direction is reduced.

Description

Jet printing machine

Technical Field

The utility model relates to a PCB board production technical field, concretely relates to spout seal machine.

Background

The PCB character jet printing system is a novel jet printing technology which is popular in recent years, is more efficient, low in cost, good in quality and flexible in application compared with the traditional screen printing technology, simplifies the production process of a PCB, shortens the production period, saves the cost of manpower and material resources of a factory, saves energy, reduces emission and meets the requirement of green production. In the jet printing production, the spray head of the jet printing machine is cleaned by the cleaning device at intervals before the next jet printing work is carried out.

The prior art discloses a jet printing machine, which comprises a jet printing device, a cleaning device and two conveying lines. Wherein the jet printing device comprises a plurality of nozzles; the cleaning device is fixedly connected to the side part of one of the conveying lines. When the jet printing work is carried out, the PCB is conveyed to the corresponding position through the conveying line, the plurality of spray heads move along the conveying direction vertical to the conveying line to carry out jet printing on the PCB, in the process, ink sprayed by the spray heads can generate position deviation due to disturbance of the movement of the spray heads, and the condition of uneven ink can be caused due to the fact that the air pressure in an ink box for providing the ink for the spray heads changes, so that the problem of poor jet printing quality can be caused; meanwhile, the cleaning device cannot shield the PCB on the conveying line, so that the length of the jet printing machine in the direction perpendicular to the conveying line is increased due to the occupied space of the cleaning device, and the occupied space of the jet printing machine in the non-height direction is increased.

SUMMERY OF THE UTILITY MODEL

Therefore, the to-be-solved technical problem of the utility model lies in overcoming the not good and great defect of occupation space in the non-direction of height of spouting seal quality of spouting seal machine among the prior art to a spout seal machine is provided.

An inkjet printer comprising:

the base frame comprises a base platform and a support frame, and the support frame is supported on the base platform;

the clamp device comprises a conveying carrying platform and a clamp, the conveying carrying platform is connected to the base platform in a sliding mode, and the clamp is arranged on the conveying carrying platform and used for clamping a workpiece;

the spray printing device is connected to the support frame in a sliding mode and comprises a plurality of spray heads facing the workpiece, and the spray heads extend in a direction perpendicular to the conveying direction of the workpiece and are used for spray printing on the workpiece;

and the cleaning device comprises a cleaning body which is connected to the base station in a sliding manner, and the cleaning body is arranged between the spray head and the conveying carrying platform and is opposite to the spray head.

Furthermore, the cleaning device also comprises cleaning supporting pieces, the cleaning supporting pieces are symmetrically connected to the cleaning body and located between the supporting frame and the conveying carrier, and the cleaning supporting pieces are connected to the base platform in a sliding mode.

Further, the support frame is of a gantry structure, and the cleaning support piece and the cleaning body form the gantry structure.

Furthermore, the cleaning device also comprises a first moving module, wherein the first moving module is arranged on the base platform, connected to the cleaning support piece and used for driving the cleaning support piece to move along the conveying direction of the workpiece.

Further, the first mobile module comprises a first motor and a belt transmission assembly, the first motor is fixedly arranged on the base platform, the belt transmission assembly is sleeved on the first motor, and the cleaning support piece is fixedly connected to the belt transmission assembly.

Further, the first movable module further comprises a first guide rail assembly, the first guide rail assembly is fixedly arranged on the base platform, and the cleaning support piece is fixedly connected to the first guide rail assembly.

Furthermore, the first guide rail assembly is symmetrically provided with two groups, and the first motor and the belt transmission assembly are provided with one group and are correspondingly arranged with the first guide rail assembly.

Further, the cleaning body comprises an ink collecting box and a suction piece, the ink collecting box is connected with the cleaning support piece, and the suction piece and the spray head are oppositely arranged and are communicated with the ink collecting box.

Furthermore, the jet printing device further comprises a second moving module, wherein the second moving module is connected with the support frame and the spray head and is used for driving the spray head to at least perform lifting motion.

Furthermore, the second moving module drives the spray head to move along the direction perpendicular to the conveying direction of the workpiece.

The utility model discloses technical scheme has following advantage:

1. the utility model provides a pair of spout seal machine, include: the base frame comprises a base platform and a support frame, and the support frame is supported on the base platform; the clamp device comprises a conveying carrying platform and a clamp, the conveying carrying platform is connected to the base platform in a sliding mode, and the clamp is arranged on the conveying carrying platform and used for clamping a workpiece; the spray printing device is connected to the support frame in a sliding mode and comprises a plurality of spray heads facing the workpiece, and the spray heads extend in a direction perpendicular to the conveying direction of the workpiece and are used for spray printing on the workpiece; and the cleaning device comprises a cleaning body which is connected to the base station in a sliding manner, and the cleaning body is arranged between the spray head and the conveying carrying platform and is opposite to the spray head. According to the jet printing machine with the structure, the spray head is arranged to extend along the direction perpendicular to the conveying direction of the workpiece, so that the spray head does not need to move and only the workpiece moves in the jet printing process, ink sprayed by the spray head cannot be disturbed, air pressure in an ink box for providing the ink for the spray head cannot be influenced, the ink is ensured to be accurately and uniformly in place, and better jet printing quality is obtained; meanwhile, the cleaning body is arranged between the spray head and the workpiece and is arranged opposite to the spray head, the workpiece is located at the position below the spray head during spray printing, the cleaning body is located at the position below the spray head during cleaning, only the requirement that the position of the cleaning body and the position of the workpiece are respectively moved to the position below the spray head during corresponding working states is met, the cleaning body and the workpiece can be shielded under other states, the space between the support frame and the conveying carrier platform can be fully utilized by the cleaning body, and therefore the occupied space of the spray printing machine in the non-height direction is reduced.

2. The utility model provides a pair of spout seal machine, the support frame is gantry structure, clean support piece with clean body forms gantry structure. According to the jet printing machine with the structure, the support frame is of the gantry structure, so that the support frame is more stably supported and is convenient to produce and install; and a gantry structure is formed by arranging the cleaning support piece and the cleaning body, so that the cleaning device is more stably supported and is convenient to produce and install.

3. The utility model provides a pair of spout seal machine, first removal module still includes first guide rail set spare, first guide rail set spare set firmly in on the base station, clean support piece link firmly in first guide rail set spare. The jet printing machine with the structure further comprises a first guide rail assembly through the first moving module, so that the movement accuracy of the cleaning device is improved.

4. The utility model provides a pair of spout seal machine, first guide rail set spare symmetry is provided with two sets ofly, first motor, belt drive subassembly be provided with a set ofly and wherein a set ofly first guide rail set spare corresponds the setting. The jet printing machine with the structure is symmetrically provided with two groups of first motors and a belt transmission assembly through the arrangement of the first guide rail assembly, so that the movement synchronism of the cleaning support piece can be ensured, and the movement accuracy of the cleaning device is improved.

5. The utility model provides a pair of spout seal machine, the second removes the module and still drives the shower nozzle is along the perpendicular to the direction of delivery motion of work piece. The jet printing machine with the structure further drives the spray head to move along the conveying direction perpendicular to the workpiece through the second moving module, and before jet printing is carried out, the position of the spray head in the conveying direction perpendicular to the workpiece can be adjusted to ensure that the position of the spray head during jet printing is the required position.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of an inkjet printing machine provided in an embodiment of the present invention;

FIG. 2 is a schematic structural diagram of the inkjet printer shown in FIG. 1 without showing the inkjet printing device and the supporting frame;

FIG. 3 is a schematic view of the rotary jet printer shown in FIG. 2;

FIG. 4 is an enlarged partial view of the left cleaning support shown in FIG. 3;

FIG. 5 is an enlarged partial view of the right cleaning support shown in FIG. 3;

FIG. 6 is a schematic view of the structure of the clean mounting plate shown in FIG. 5;

description of reference numerals:

11-base station, 12-support frame;

21-conveying carrying platform, 22-clamp and 23-conveying moving module;

31-a spray printing mounting frame, 32-a spray head, 33-a second X-axis moving module and 34-a second Z-axis moving module;

41-ink collecting box, 42-suction member;

51-left cleaning support, 52-right cleaning support;

6, mounting a base;

71-a first motor, 72-a belt transmission assembly, 721-a first belt pulley, 722-a second belt pulley, 723-a belt, 73-a first guide rail assembly, 731-a first slider, 732-a first guide rail;

8, fixing a mounting seat;

9-cleaning the mounting plate, 91-forming the tooth-shaped mounting surface.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; 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 in specific cases to those skilled in the art.

Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.

Examples

An inkjet printer as shown in fig. 1 to 6 includes a base frame, a clamping device, an inkjet printing device, and a cleaning device. The base frame comprises a base platform 11 and a support frame 12, wherein the support frame 12 is supported on the base platform 11; the clamp device comprises a conveying carrying platform 21 and a clamp 22, the conveying carrying platform 21 is connected to the base 11 in a sliding mode through a conveying moving module 23, and the clamp 22 is arranged on the conveying carrying platform 21 and used for clamping a workpiece; the spray printing device is connected to the support frame 12 in a sliding manner and is used for spray printing a workpiece; the cleaning device is slidably connected to the base 11 and is used for cleaning the jet printing device. Specifically, the support frame 12 may be a gantry structure as shown in fig. 1, and the workpiece may be a PCB board or other workpiece; and the clamp 22 may be a pneumatic clamp. By arranging the support frame 12 to be of a gantry structure, the support frame 12 is supported more stably and is convenient to produce and install. It should be noted that the specific structures of the conveying stage 21, the conveying moving module 23 and the clamp 22 can all adopt the prior art, and are not described again.

As shown in fig. 1, the inkjet printing apparatus in this embodiment includes an inkjet printing mounting frame 31, a nozzle 32, and a second moving module. Wherein spout seal mounting bracket 31 and connect in the second and remove the module, a plurality of shower nozzles 32 are installed on spouting seal mounting bracket 31, and the second is removed the module and is connected support frame 12 and spout seal mounting bracket 31 for drive shower nozzle 32 motion. Specifically, the plurality of heads 32 are provided extending in a direction toward the workpiece and perpendicular to the conveying direction of the workpiece, for ejecting ink onto the workpiece.

As shown in fig. 1, the second moving module in this embodiment includes a second X-axis moving module 33 and a second Z-axis moving module 34, wherein the second X-axis moving module 33 is used for driving the nozzle 32 to move along a direction perpendicular to the conveying direction of the workpiece; the second Z-axis moving module 34 is used for driving the nozzle 32 to at least move up and down. Alternatively, the second moving module may not include the second X-axis moving module 33. It should be noted that the second X-axis moving module 33 and the second Z-axis moving module 34 can both adopt the structure of the motor-driven lead screw and the guide rail assembly in the prior art to drive the inkjet mounting rack 31 to move in the required direction, and therefore, the description is omitted.

The second moving module is arranged to drive the spray head 32 to move along the conveying direction vertical to the workpiece, and before spray printing is carried out, the position of the spray head 32 along the conveying direction vertical to the workpiece can be adjusted to ensure that the position of the spray head 32 during spray printing is a required position.

The cleaning device in this embodiment includes a cleaning body, a cleaning support, and a first moving module. Wherein the cleaning body is connected to the cleaning support member, the cleaning support member is connected to the first moving module, the first moving module is arranged on the base platform 11, and the cleaning support member is driven by the first moving module to move along the conveying direction of the workpiece, so that the cleaning support member drives the cleaning body to move, and the cleaning body is connected to the base platform 11 in a sliding manner.

The cleaning body in this embodiment is provided between the head 32 and the transport stage 21 in the height direction and is provided opposite to the head 32. Referring specifically to fig. 1 to 3, the cleaning body includes an ink collecting box 41 and a suction member 42, the ink collecting box 41 is connected to the cleaning support member, and the suction member 42 is disposed opposite to the nozzle 32 one by one and communicates with the ink collecting box 41. Wherein the suction member 42 may be a suction nozzle, and the suction member 42 sucks excess ink from the nozzle 32, thereby cleaning the nozzle 32.

As shown in fig. 3, the cleaning support in this embodiment is symmetrically connected to the cleaning body and is located between the support frame 12 and the conveying stage 21 in the direction perpendicular to the conveying direction of the workpiece, wherein the cleaning support and the cleaning body form a gantry structure. The gantry structure is formed by arranging the cleaning support piece and the cleaning body, so that the cleaning device is more stably supported and is convenient to produce and install.

As shown in fig. 2 and 3, the first moving module in this embodiment includes a first motor 71, a belt driving assembly 72, and a first rail assembly 73. The first motor 71 is fixedly disposed on the base 11, the belt transmission assembly 72 is sleeved on the first motor 71, and the cleaning support member is fixedly connected to the belt transmission assembly 72 and the first guide rail assembly 73. The first guide rail assembly 73 is further included by providing the first moving module to improve the accuracy of the movement of the cleaning apparatus.

Specifically, two sets of first guide assemblies 73 are symmetrically arranged, and the first motor 71 and the belt transmission assembly 72 are arranged in one set and are arranged corresponding to one set of first guide assemblies 73. The first guiding rail assembly 73 includes a first sliding block 731 and a first guiding rail 732, the first sliding block 731 is slidably connected to the first guiding rail 732 and is fixedly connected to the cleaning support, and the first guiding rail 732 is fixedly disposed on the base 11. By arranging the first guide rail assembly 73 symmetrically with two sets and the first motor 71 and the belt transmission assembly 72 symmetrically with one set, the synchronism of the movement of the cleaning support member can be ensured, and the accuracy of the movement of the cleaning device can be improved.

It should be noted that, for convenience of describing the two cleaning supports in fig. 3, hereinafter, the cleaning support on the right side in fig. 3 is the right cleaning support 52, and the cleaning support on the left side in fig. 3 is the left cleaning support 51. Wherein the right cleaning support 52 is correspondingly connected with the group of first guide rail assemblies 73, the first motor 71 and the belt transmission assembly 72, and the left cleaning support 51 is connected with the group of first guide rail assemblies 73.

As shown in fig. 2 and fig. 3, the belt transmission assembly 72 in this embodiment includes a first belt pulley 721, a second belt pulley 722 and a belt 723, the first belt pulley 721 is sleeved on the first motor 71, the second belt pulley 722 is sleeved on the fixed mounting seat 8 on the base 11, the belt 723 is sleeved on the first belt pulley 721 and the second belt pulley 722, and the mounting base 6 of the cleaning mounting plate 9, the belt 723 and the right cleaning support 52 shown in fig. 5 are sequentially connected by a fastener. Wherein the cleaning mounting plate 9 has a toothed mounting surface 91 as shown in fig. 6, the toothed mounting surface 91 pressing the belt 723 against the mounting base 6 of the right cleaning support 52. As shown in fig. 3 to 5, the two first sliding blocks 731 are respectively located below the mounting bases 6 of the left cleaning support 51 and the right cleaning support 52, and the two corresponding first sliding blocks 731 are fastened by a fastener.

The utility model discloses a spout printer, through setting up shower nozzle 32 and extending along the direction of delivery perpendicular to the work piece and setting up, in spouting the seal process, shower nozzle 32 need not to remove only the work piece and move, and can not disturb the printing ink that shower nozzle 32 spouts and can not influence the atmospheric pressure in the printing ink box that provides printing ink for shower nozzle 32, ensure that printing ink targets in place accurately, evenly to obtain the better and spout the seal quality; meanwhile, locate between shower nozzle 32 and the work piece and set up with shower nozzle 32 relatively through clean body, the work piece is located the position department of shower nozzle 32 below during spouting the seal, clean body is located the position department of shower nozzle 32 below during cleaning, only need satisfy during the operating condition that corresponds, the position of clean body and work piece move respectively to the position department of shower nozzle 32 below can, both can take place to shelter from under the other states, make the setting of clean body make full use of the space between support frame 12 and the transport microscope carrier 21, thereby the occupation space on the non-direction of height of jet printing machine has been reduced.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications can be made without departing from the scope of the invention.

Claims

1. An inkjet printer, comprising:

2. The inkjet printer of claim 1, wherein the cleaning device further comprises cleaning supports symmetrically connected to the cleaning body between the support frame and the transport stage, the cleaning supports being slidably connected to the base.

3. The inkjet printer according to claim 2, wherein the support frame is a gantry structure, and the cleaning support and the cleaning body form a gantry structure.

4. The inkjet printer according to claim 2 or 3, wherein the cleaning device further comprises a first moving module, the first moving module is disposed on the base and connected to the cleaning support for driving the cleaning support to move along the conveying direction of the workpiece.

5. The inkjet printer according to claim 4, wherein the first moving module comprises a first motor and a belt transmission assembly, the first motor is fixedly arranged on the base, the belt transmission assembly is sleeved on the first motor, and the cleaning support member is fixedly connected to the belt transmission assembly.

6. The inkjet printer of claim 5, wherein the first moving module further comprises a first rail assembly, the first rail assembly is fixedly disposed on the base, and the cleaning support member is fixedly attached to the first rail assembly.

7. The inkjet printer according to claim 6, wherein the first guide rail assemblies are symmetrically arranged in two groups, and the first motor and the belt transmission assembly are arranged in one group and are arranged corresponding to one of the first guide rail assemblies.

8. The inkjet printer according to claim 2 or 3, wherein the cleaning body comprises an ink collecting box and a suction member, the ink collecting box is connected with the cleaning support member, and the suction member is arranged opposite to the nozzle and is communicated with the ink collecting box.

9. The inkjet printer according to claim 2 or 3, wherein the inkjet printing apparatus further comprises a second moving module, and the second moving module is connected with the supporting frame and the nozzle and is used for driving the nozzle to move at least up and down.

10. The inkjet printer of claim 9 wherein said second motion module further moves said nozzle in a direction perpendicular to the direction of transport of said workpiece.