CN115742548A

CN115742548A - Multi-station 3D pad printing machine

Info

Publication number: CN115742548A
Application number: CN202211350677.9A
Authority: CN
Inventors: 朱钦淼; 朱晓辉; 瞿毅
Original assignee: Wuhan Digital Design And Manufacturing Innovation Center Co ltd
Current assignee: Wuhan Digital Design And Manufacturing Innovation Center Co ltd
Priority date: 2022-10-31
Filing date: 2022-10-31
Publication date: 2023-03-07

Abstract

The invention relates to the technical field of pad printing machines, in particular to a multi-station 3D pad printing machine. The invention provides a multi-station 3D pad printing machine which comprises a machine frame, a material disc and a first driving unit, wherein the upper end of the machine frame is provided with a workbench surface, the material disc is horizontally arranged on the workbench surface, the workbench surface is sequentially provided with a feeding position, a first printing position, a second printing position and a discharging position, the feeding position, the first printing position, the second printing position and the discharging position are sequentially distributed along the circumferential interval of the material disc, the first printing position and the second printing position are respectively provided with a printing mechanism, and the printing mechanisms are used for pattern printing of products.

Description

Multi-station 3D pad printing machine

Technical Field

The invention relates to the technical field of pad printing machines, in particular to a multi-station 3D pad printing machine.

Background

The surface of a toy car model or other toy product is often printed with various designs to enhance its enjoyment. Compared with manual printing production means, the 3D pad printing machine has the advantages of high printing speed, stable printing quality and the like. However, the 3D pad printing machine in the prior art can only print one pattern at a time, and for products requiring printing of multiple patterns, the feeding and discharging operations need to be repeated, which affects the printing efficiency of the products.

Disclosure of Invention

In view of this, the invention provides a multi-station 3D pad printing machine.

The invention provides a multi-station 3D pad printing machine which comprises a machine frame, a material tray and a first driving unit, wherein a horizontally arranged working table top is arranged at the upper end of the machine frame, the material tray is horizontally arranged on the working table top, a feeding position, a first printing position, a second printing position and a discharging position are sequentially arranged on the working table top, the feeding position, the first printing position, the second printing position and the discharging position are sequentially distributed at intervals along the circumferential direction of the material tray, printing mechanisms are respectively arranged on the first printing position and the second printing position and are used for performing pattern printing on a product, the first driving unit is arranged at the bottom of the machine frame, a driving end of the first driving unit penetrates through the working table top to be in transmission connection with the material tray, a first material accommodating groove is arranged on the material tray, and the first material accommodating groove is driven by the first driving unit to sequentially pass through the feeding position, the first printing position, the second printing position and the discharging position.

Furthermore, the first material placing grooves are provided with a plurality of material placing grooves, and the first material placing grooves are uniformly distributed at intervals along the circumferential direction of the material tray.

Further, printing mechanism includes print head, first actuating arm, second drive unit and first lift unit, go up the material level first printing position second printing position with unloading position follows in proper order the even interval distribution of circumference of charging tray, first printing position with all be equipped with fixed axle and second on the second printing position and put the silo, the silo is used for placing printing ink is put to the second, first actuating arm level sets up, its one end with the fixed axle rotates to be connected, and its other end extends to the top of charging tray, second drive unit with first actuating arm transmission is connected, and it can drive 360 rotatory extremely processes in proper order of first actuating arm the silo is put to the second with the top of charging tray, first lift unit sets up the one end of first actuating arm, its drive end sets up down, the print head is installed on the drive end of first lift unit, first lift unit drive the print head reciprocate to be close to or keep away from the charging tray or the silo is put to the second.

Furthermore, a scraping device is arranged above the second material placing groove and used for scraping printing ink evenly.

Further, the scraping device comprises a scraper, a second lifting unit, a linear conveying unit and a first mounting support, the first mounting support is arranged above the working platform, one end of the first mounting support is fixedly connected with the rack, the other end of the first mounting support extends to the corresponding position above the second material placing groove, the linear conveying unit is arranged above the second material placing groove and is fixedly connected with the first mounting support, the second lifting unit is fixedly connected with the linear conveying unit, the linear conveying unit drives the second lifting unit to move horizontally, the scraper is arranged at the driving end of the lifting unit, and the lifting unit drives the scraper to move up and down to be close to or far away from the second material placing groove.

Further, still include loading attachment, be close to material loading position department still is equipped with first material conveying unit, and it is used for carrying the material to frame department, when first material loading groove removes to the material loading position that carries, loading attachment is used for carrying the material on the first material conveying unit to first material loading inslot.

Further, loading attachment includes sucking disc, second actuating arm, third lifting unit, third drive unit and second installing support, the second installing support sets up work platform's top, the second actuating arm level sets up, its one end with the second installing support is rotated and is connected, third lifting unit installs the other end of second actuating arm, third drive unit with the transmission of second actuating arm is connected, and it is used for driving 360 rotatory extremely passing through in proper order of actuating arm first material conveying unit with the top of charging tray, the sucking disc is equipped with a plurality ofly, and is a plurality of sucking disc level interval sets up to all with the drive end fixed connection of third lifting unit, third lifting unit is used for driving a plurality of sucking discs reciprocate.

Further, the below of lower material level is equipped with second material conveying unit, the last lower silo that runs through its setting that is equipped with of table surface, lower silo with second material conveying unit's conveying face intercommunication, when first material tank removal of putting extremely during the lower material level, first material tank of putting with the lower silo intercommunication.

The technical scheme provided by the invention has the beneficial effects that:

(1) The multi-station 3D pad printing machine can realize multiple times of printing treatment on products, obviously improves the printing efficiency, and also has the advantages of reduced production cost, reduced labor intensity of workers, strong practicability and the like.

(2) The multi-station 3D pad printing machine can realize automatic feeding and automatic discharging of materials, does not need manual operation, and obviously improves the production efficiency.

Drawings

FIG. 1 is a schematic structural diagram of a multi-station 3D pad printing machine according to the invention;

fig. 2 is a top view of the multi-station 3D pad printing machine of the present invention.

Detailed Description

The invention will be further explained with reference to the drawings.

Referring to fig. 1-2, an embodiment of the present invention provides a multi-station 3D pad printing machine, including a frame 10, a tray 20, and a first driving unit 30, where the upper end of the frame 10 is provided with a horizontally arranged work table 11, the tray 20 is horizontally arranged on the work table 11, the work table 11 is sequentially provided with a feeding position, a first printing position, a second printing position, and a discharging position, the feeding position, the first printing position, the second printing position, and the discharging position are sequentially distributed along a circumferential direction of the tray 20 at intervals, the first printing position and the second printing position are both provided with a printing mechanism, the printing mechanism is used to print patterns on a product, the first driving unit 30 is arranged at the bottom of the frame 10, and a driving end of the first driving unit penetrates through the work table 11 to be in transmission connection with the tray 20, the tray 20 is provided with a first material placing groove 21, and the first driving unit 30 drives the tray 20 to drive the first material placing groove 21 to sequentially pass through the feeding position, the first printing position, the second printing position, and the discharging position.

In the above embodiment, the first driving unit 30 is a driving motor, and a driving shaft thereof is in transmission connection with the center of the tray 20 to drive the tray 20 to rotate. When the first material placing groove 21 on the material tray 20 moves to the material loading position, the product is loaded into the first material placing groove 21, when the product moves to the first printing position, the product is printed and processed for the first time by the printing mechanism located at the first printing position, when the product moves to the second printing position, the product is printed and processed for the second time by the printing mechanism located at the second printing position, and then the product moves to the material unloading position to be unloaded. In the invention, the loading and unloading operations of the product can be manually operated, and can also be finished by equipment with loading and unloading functions. Specifically, a plurality of printing positions and printing mechanisms can be arranged according to printing requirements, and the printing efficiency is improved. The multi-station 3D pad printing machine can realize multiple times of printing treatment on products, obviously improves the printing efficiency, and also has the advantages of reduced production cost, reduced labor intensity of workers, strong practicability and the like.

In the above embodiment, the first material accommodating grooves 21 are provided in plural, and the plural first material accommodating grooves 21 are uniformly distributed at intervals along the circumferential direction of the tray 20.

In the invention, the first material accommodating groove 21 has a rectangular structure, and in order to prevent the product from moving randomly in the first material accommodating groove 21 and affecting the printing effect, the size of the first material accommodating groove 21 is slightly larger than that of the product, so that the purpose of clamping the product in the first material accommodating groove 21 is achieved. Meanwhile, the purpose of product limiting can be achieved by arranging a clamping cylinder on the first material accommodating groove 21 or arranging spring pads on four side groove walls of the first material accommodating groove 21. The greater the number of the first material loading slots 21, the faster the printing efficiency of the product. Specifically, in the present invention, there are 6 first material accommodating slots 21, but in practical application, the number of the first material accommodating slots 21 can be increased or decreased as required.

In the above embodiment, the printing mechanism includes a printing head 30, a first driving arm 31, a second driving unit 32, and a first lifting unit 33, the material loading position, the first printing position, the second printing position, and the material unloading position are sequentially and uniformly distributed along the circumferential direction of the material tray 20 at intervals, the first printing position and the second printing position are both provided with a fixed shaft 13 and a second material loading slot 12, the second material loading slot 12 is used for loading printing ink, the first driving arm 31 is horizontally disposed, one end of the first driving arm is rotatably connected to the fixed shaft 13, the other end of the first driving arm extends to the upper side of the material tray 20, the second driving unit 32 is in transmission connection with the first driving arm 31 and can drive the first driving arm 31 to rotate 360 ° to sequentially pass through the upper sides of the second material loading slot 12 and the material tray 20, the first lifting unit 33 is disposed at one end of the first driving arm 31 and is disposed downward, the printing head 30 is mounted on the driving end of the first lifting unit 33, and the first lifting unit 33 drives the printing head 30 to move up and down to be close to or far away from the driving end of the second material tray 20.

In the invention, the second material holding groove 12 is made by directly grooving on the working platform, so as to achieve the purposes of saving the installation space, implementing the cost and the like. The first lifting unit 33 is a lifting cylinder, a driving rod of the lifting cylinder is arranged downwards, the printing head 30 is installed on the driving rod, a printing surface of the printing head is arranged downwards, and the printing head 30 can be driven to move downwards to print patterns or dip printing ink under the action of the lifting cylinder. The lifting cylinder has the advantages of low implementation cost, straight driving track and the like. The second driving unit 32 is a motor, and drives the first driving arm 31 to rotate so as to drive the printing head 30 to pass over the second material accommodating groove 12 and the material tray 20 in sequence. In the present invention, the patterns of the print heads 30 located at the first printing position and the second printing position may be different, so as to achieve the purpose of printing different patterns. The printing mechanism has the advantages of simple structure, low implementation cost, convenience in operation, strong practicability and the like.

In the above embodiment, a scraping device is arranged above the second material placing groove 12, and the scraping device is used for scraping printing ink evenly.

In the invention, the printing effect is influenced by the non-uniform fluid of the printing ink, and the scraping device scrapes the printing ink evenly so as to improve the printing quality.

In the above embodiment, the scraping device includes a scraper 40, a second lifting unit 41, a linear conveying unit 42 and a first mounting bracket 43, the first mounting bracket 43 is disposed above the working platform, one end of the first mounting bracket 43 is fixedly connected to the frame 10, the other end of the first mounting bracket extends to the corresponding position above the second material accommodating groove 12, the linear conveying unit 42 is disposed above the second material accommodating groove 12 and is fixedly connected to the first mounting bracket 43, the second lifting unit 41 is fixedly connected to the linear conveying unit 42, the linear conveying unit 42 drives the second lifting unit 41 to move horizontally, the scraper 40 is mounted on the driving end of the lifting unit, and the lifting unit drives the scraper 40 to move up and down to be close to or far away from the second material accommodating groove 12.

In the present invention, the second material accommodating groove 12 has a rectangular structure, and in order to achieve uniform mixing of the ink, the length of the scraper 40 is the same as the width of the second material accommodating groove 12. The linear conveying unit 42 is a linear module, the conveying direction of which is consistent along the length direction of the second material accommodating groove 12, the linear module has the advantages of being flat and straight in driving track, low in implementation cost and the like, and the second lifting unit 41 is a lifting cylinder and is installed on a sliding block of the linear conveying unit 42. The scraping device has the advantages of low implementation cost, uniform material mixing, convenience in operation and the like.

In the above embodiment, the feeding device is further included, and a first material conveying unit 50 is further disposed near the loading position, and is used for conveying the material to the rack 10, and when the first material accommodating groove 21 moves to the conveyed loading position, the feeding device is used for conveying the material on the first material conveying unit 50 to the first material accommodating groove 21.

According to the automatic feeding device, the automatic feeding processing of the product can be realized, the manual feeding operation is not needed, the production efficiency is improved, and the labor intensity of workers is reduced. Specifically, the first material conveying unit 50 is a belt conveyor, and the belt conveyor has the advantages of being high in feeding speed, low in implementation cost and the like.

In the above embodiment, the feeding device includes a plurality of suction cups 60, a second driving arm 61, a third lifting unit 62, a third driving unit 63, and a second mounting bracket 64, the second mounting bracket 64 is disposed above the working platform, the second driving arm 61 is horizontally disposed, one end of the second driving arm is rotatably connected to the second mounting bracket 64, the third lifting unit 62 is mounted at the other end of the second driving arm 61, the third driving unit 63 is in transmission connection with the second driving arm 61, and is configured to drive the driving arms to rotate 360 ° to pass through the first material conveying unit 50 and the material tray 20 in sequence, the plurality of suction cups 60 are disposed horizontally at intervals and are all fixedly connected to a driving end of the third lifting unit 62, and the third lifting unit 62 is configured to drive the plurality of suction cups 60 to move up and down.

In the present invention, the suction cup 60 conveys the product on the first material conveying unit 50 into the first material placing groove 21 by the negative pressure principle. The feeding device with the structure of the sucking disc 60 has the advantages of simple operation, low implementation cost and the like. Specifically, the third lifting unit 62 is a lifting cylinder, and in order to facilitate the installation of the suction cups 60, a suction cup 60 installation seat is disposed at the end of the driving rod, and the suction cups 60 are disposed at intervals along the length direction of the suction cup 60 installation seat.

In the above embodiment, the second material conveying unit 70 is arranged below the blanking position, the blanking slot 14 penetrating through the worktable 11 is arranged on the worktable, the blanking slot 14 is communicated with the conveying surface of the second material conveying unit 70, and when the first material accommodating slot 21 moves to the blanking position, the first material accommodating slot 21 is communicated with the blanking slot 14.

In the present invention, the second material conveying unit 70 is a belt conveyor, and the belt surface thereof is located below the discharging chute 14. When the first material placing groove 21 moves to the material discharging position, the product in the first material placing groove 21 falls onto the belt surface and is conveyed to the next production line by the belt conveyor. The multi-station 3D pad printing machine has the advantages of high blanking speed, convenience in operation and the like.

It should be understood that the above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not intended to limit the scope of the present invention.

Claims

1. The utility model provides a multistation 3D bat printing machine, a serial communication port, including frame, charging tray and first drive unit, the upper end of frame is equipped with the table surface that the level set up, the charging tray level sets up table surface is last, table surface is last to be equipped with material loading level, first printing position, second printing position and material level down in proper order, material loading level first printing position second printing position with material level is followed in proper order down the circumference interval distribution of charging tray, first printing position with all be equipped with printing mechanism on the second printing position, printing mechanism is used for carrying out the decorative pattern printing to the product, first drive unit sets up the bottom of frame, its drive end passes table surface with the charging tray transmission is connected, be equipped with first material placing groove on the charging tray, first drive unit drive the charging tray drives first material placing groove passes through in proper order material loading level first printing position second printing position with material level down.

2. The multi-station 3D pad printing machine according to claim 1, wherein the first material placing grooves are provided in plurality and are uniformly distributed at intervals along the circumferential direction of the material tray.

3. The multi-station 3D pad printing machine according to claim 1, wherein the printing mechanism comprises a printing head, a first driving arm, a second driving unit and a first lifting unit, the material loading position, the first printing position, the second printing position and the material unloading position are distributed uniformly and at intervals along the circumferential direction of the material tray in sequence, a fixed shaft and a second material loading groove are arranged on the first printing position and the second printing position respectively, the second material loading groove is used for containing printing ink, the first driving arm is horizontally arranged, one end of the first driving arm is rotationally connected with the fixed shaft, the other end of the first driving arm extends to the upper side of the material tray, the second driving unit is in transmission connection with the first driving arm and can drive the first driving arm to rotate 360 degrees to pass through the upper sides of the second material loading groove and the material tray in sequence, the first lifting unit is arranged at one end of the first driving arm, the driving end of the first lifting unit is arranged downwards, the printing head is arranged at the driving end of the first lifting unit and drives the first lifting unit to move upwards and downwards to be close to or far away from the material tray or the second material loading groove.

4. The multi-station 3D pad printing machine as claimed in claim 3, wherein a scraping device is arranged above the second material accommodating groove and used for scraping printing ink evenly.

5. The multi-station 3D pad printing machine according to claim 4, wherein the scraping device comprises a scraper, a second lifting unit, a linear conveying unit and a first mounting bracket, the first mounting bracket is arranged above the working platform, one end of the first mounting bracket is fixedly connected with the rack, the other end of the first mounting bracket extends to the position above the corresponding second material accommodating groove, the linear conveying unit is arranged above the second material accommodating groove and is fixedly connected with the first mounting bracket, the second lifting unit is fixedly connected with the linear conveying unit, the linear conveying unit drives the second lifting unit to move horizontally, the scraper is arranged at the driving end of the lifting unit, and the lifting unit drives the scraper to move up and down to be close to or far away from the second material accommodating groove.

6. A multi-station 3D pad printer according to claim 5, wherein the linear transport unit is a linear module.

7. A multi-station 3D pad printing machine according to any one of claims 1 to 6, further comprising a feeding device, wherein a first material conveying unit is further arranged near the feeding position and used for conveying materials to the machine frame, and when the first material placing groove moves to the conveyed feeding position, the feeding device is used for conveying the materials on the first material conveying unit to the first material placing groove.

8. The multi-station 3D pad printing machine according to claim 7, wherein the feeding device comprises a plurality of suckers, a second driving arm, a third lifting unit, a third driving unit and a second mounting bracket, the second mounting bracket is arranged above the working platform, the second driving arm is horizontally arranged, one end of the second driving arm is rotatably connected with the second mounting bracket, the third lifting unit is arranged at the other end of the second driving arm, the third driving unit is in transmission connection with the second driving arm and is used for driving the driving arm to rotate 360 degrees to pass through the first material conveying unit and the material tray in sequence, the plurality of suckers are horizontally arranged at intervals and are fixedly connected with the driving end of the third lifting unit, and the third lifting unit is used for driving the plurality of suckers to move up and down.

9. The multi-station 3D pad printing machine according to claim 1, wherein a second material conveying unit is arranged below the discharging position, a discharging groove 14 penetrating through the working table is arranged on the working table, the discharging groove 14 is communicated with the conveying surface of the second material conveying unit, and when the first material placing groove moves to the discharging position, the first material placing groove is communicated with the discharging groove 14.

10. The multi-station 3D pad printing machine according to claim 9, wherein the second material conveying unit is a belt conveyor.