CN212737535U - Printing device with protection mechanism and adjustable printing interval - Google Patents
Printing device with protection mechanism and adjustable printing interval Download PDFInfo
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- CN212737535U CN212737535U CN202020793080.1U CN202020793080U CN212737535U CN 212737535 U CN212737535 U CN 212737535U CN 202020793080 U CN202020793080 U CN 202020793080U CN 212737535 U CN212737535 U CN 212737535U
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Abstract
The application discloses print interval adjustable printing device with protection mechanism, include along X to the portal frame that extends, with the help of transplanting the printing device that unit and portal frame link to each other, printing device is including locating the shower nozzle installation piece on the base plate and installing the printing shower nozzle in shower nozzle installation piece lower extreme, printing device is along X to still being equipped with first ultrasonic sensor and second ultrasonic sensor, be equipped with elasticity protection mechanism on the base plate, elasticity protection mechanism includes spring and displacement sensor, the lower surface of base plate is located to the spring, and the upper end and the detachable fixed connection of base plate of spring, displacement sensor locates the lower surface of spring, the contact of displacement sensor is higher than the surface 1.5mm-2.5mm who prints the shower nozzle, the shower nozzle is hit when this application can effectively prevent to break down.
Description
Technical Field
The application belongs to the technical field of printing equipment, and particularly relates to a printing device with a protection mechanism and adjustable printing space.
Background
With the development of technology, printers are more and more widely used. When the printer works, the spray head and the printing medium or the printing surface need to keep a fixed spacing height so as to ensure the consistency of the printing picture effect. But to some special occasions, like ground printing, the printing face can not guarantee can be like the roughness of mechanical mesa, and print the shower nozzle and be accurate and expensive spare part, and unevenness's ground makes and can't satisfy the printing requirement and this printing environment bumps the shower nozzle easily, causes huge economic loss and influences equipment normal work.
SUMMERY OF THE UTILITY MODEL
The technical problem that this application will be solved provides a print interval adjustable printing device with protection mechanism, through self-adaptation shower nozzle and printing medium interval, increase the damage that shower nozzle protection mechanism can effectively avoid the shower nozzle, improve the security of printing the operation.
In order to solve the technical problem, the application provides a printing device with a protection mechanism and adjustable printing distance, which comprises a portal frame extending along an X direction, and a printing device connected with the portal frame by means of a transplanting unit, wherein the transplanting unit comprises an X-direction transplanting assembly arranged on the portal frame and a Z-direction transplanting assembly arranged on the X-direction transplanting assembly and driven by the X-direction transplanting assembly to move along the X direction, the Z-direction transplanting assembly comprises a first motor and a substrate driven by the first motor and capable of moving along the Z direction, the printing device comprises a nozzle mounting block arranged on the substrate and a printing nozzle arranged at the lower end of the nozzle mounting block, the printing device is further provided with a first ultrasonic sensor and a second ultrasonic sensor along the X direction, the first ultrasonic sensor is arranged at the left side of the nozzle and used for detecting the distance of the ground on the left side of the printing nozzle, the second ultrasonic sensor is arranged on the right side of the spray head and used for detecting the distance between the ground on the right side of the printing spray head, an elastic protection mechanism is arranged on the base plate and comprises a spring and a displacement sensor, the spring is arranged on the lower surface of the base plate, the upper end of the spring is fixedly connected with the base plate in a detachable mode, the displacement sensor is arranged on the lower surface of the spring, and a contact of the displacement sensor is higher than the surface of the printing spray head by 1.5mm-2.5 mm.
Preferably, the lower surface of the spring has a mounting plane, and the displacement sensor is disposed on the mounting plane.
Preferably, the displacement sensor has the following models: FST-WK.
Preferably, when the first ultrasonic sensor or the second ultrasonic sensor detects that the distance from the printing surface is greater than a safe distance, the first motor drives the printing nozzle to move towards the printing surface; when the first ultrasonic sensor or the second ultrasonic sensor detects that the distance from the printing surface is smaller than the safe distance, the first motor drives the printing nozzle to move in the direction departing from the printing surface.
Preferably, a microcontroller is further disposed on a side wall of the nozzle mounting block, and the first ultrasonic sensor, the second ultrasonic sensor, the displacement sensor and the first motor are electrically connected to the microcontroller respectively.
Preferably, the X-direction transplanting assembly comprises a ball screw nut pair, a screw of the ball screw nut pair is mounted on the portal frame through a set of first mounting seats which are oppositely arranged, one end of the screw extends out of the first mounting seat and is connected with an output shaft of a servo motor, the output shaft of the servo motor drives the screw to rotate around the axis of the screw, guide rods are further arranged on the ball screw nut of the ball screw nut pair in a penetrating manner, two ends of each guide rod are respectively connected with the corresponding first mounting seats, the two guide rods are arranged on two sides of the ball screw nut, one end of the screw extends out of the first mounting seat and is connected with a second motor, and the output shaft of the second motor is in transmission connection with the screw through a coupler to drive the screw to rotate.
Preferably, be equipped with a mounting panel that roughly is the L type on the ball nut, the diaphragm of mounting panel with the detachable fixed connection of ball nut, Z is to transplanting the subassembly and including along Z to the guide rail that extends, the guide rail is located on the lateral wall of the riser of mounting panel, first motor is located on the riser of mounting panel, the base plate is the L type, the horizontal part of base plate towards one side of guide rail be equipped with the slider of guide rail adaptation, the vertical portion of base plate is equipped with along Z to the rack that extends, an output shaft of first motor gear, the gear with rack drive is connected the drive the rack is along Z to removing.
Preferably, the second motor is electrically connected to the microcontroller.
Preferably, the contact of the displacement sensor is 2mm higher than the surface of the print head.
Preferably, the microcontroller has the following model: STC89C 51.
The beneficial effect of this application is:
the application discloses printing interval adjustable printing device with protection mechanism sets gradually first ultrasonic sensor and second ultrasonic sensor through the direction of feed along printing the shower nozzle, can guarantee that the printing effect does not receive the printing face (ground) influence of height fluctuation. The spray head can be prevented from being knocked down due to system errors by arranging the protection mechanism, and the safety is higher.
The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical solutions of the present invention more clearly understood and to implement them in accordance with the contents of the description, the following detailed description is given with reference to the preferred embodiments of the present invention and the accompanying drawings.
Drawings
FIG. 1 is a schematic structural diagram of the present application;
fig. 2 is an enlarged schematic view of a portion a of fig. 1 of the present application.
Wherein:
2. a gantry; 4. a printing device; 401. a nozzle mounting block; 402. a spray head; 403. a first ultrasonic sensor; 404. a second ultrasonic sensor; 6. an X-direction transplanting assembly; 601. a screw rod; 602. a first mounting seat; 603. a ball nut; 604. a guide bar; 605. a second motor; 8. a Z-direction transplanting assembly; 801. a first motor; 802. a substrate; 8021. a horizontal portion; 8022. a vertical portion; 803. a guide rail; 804. rack, 805, gear; 10. an elastic protection mechanism; 1001. a spring; 1002. a contact sensor; 12. a microcontroller; 14. mounting a plate; 1401. a vertical plate; 1402. a transverse plate.
Detailed Description
The present application is further described below in conjunction with the following figures and specific examples to enable those skilled in the art to better understand the present application and to practice it, but the examples are not intended to limit the present application.
Referring to fig. 1-2, a printing apparatus with a protection mechanism and an adjustable printing pitch according to a preferred embodiment of the present disclosure includes a gantry 2 extending along an X-direction, and a printing apparatus 4 connected to the gantry 2 via a transplanting unit, where the X-direction is a feeding direction of the printing apparatus 4, for convenience of installation, a mounting leg is welded at a bottom of the gantry 2, a plurality of mounting holes for connecting to a machine platform are formed in the mounting bracket, specifically, the transplanting unit includes an X-direction transplanting assembly 6 disposed on the gantry 2 and a Z-direction transplanting assembly 8 disposed on the X-direction transplanting assembly 6 and driven by the X-direction transplanting assembly 6 to move along the X-direction, the Z-direction transplanting assembly 8 includes a first motor 801 and a substrate 802 driven by the first motor 801 to move along the Z-direction, and the printing apparatus 4 includes a nozzle 402 mounting block 401 disposed on the substrate 802 and a nozzle 402 mounting block mounted on the nozzle 402 401, the printing device 4 is further provided with a first ultrasonic sensor 403 and a second ultrasonic sensor 404 along the X direction, the first ultrasonic sensor 403 is provided on the left side of the head 402 to detect the distance from the floor on the left side of the printing head 402, the second ultrasonic sensor 404 is disposed on the right side of the nozzle 402 for detecting the distance between the ground on the right side of the printing nozzle 402, specifically, the printing device 4 of the present application needs to maintain a certain distance from the printing surface to achieve the printing effect, in order to prevent the uneven ground from affecting the printing effect or crashing the printing head 402, it is preferable that when the first ultrasonic sensor 403 or the second ultrasonic sensor 404 detects that the distance from the printing surface is more than a safe distance, the first motor 801 drives the printing nozzle 402 to move towards the printing surface; when the first ultrasonic sensor 403 or the second ultrasonic sensor 404 detects that the distance from the printing surface is less than the safety distance, the first motor 801 drives the printing nozzle 402 to move away from the printing surface, in order to prevent the first ultrasonic sensor 403 or the second ultrasonic sensor 404 from malfunctioning, it is preferable that the substrate 802 is provided with the elastic protection mechanism 10, the elastic protection mechanism 10 includes a spring 1001 and a displacement sensor, a first connection plate is provided on the lower surface of the substrate 802, the spring 1001 is provided on the lower surface of the substrate 802, that is, mounted on the lower surface of the first connection plate, the upper end of the spring 1001 is detachably and fixedly connected with the first connection plate, the lower end of the spring 1001 is freely disposed, the lower surface of the spring 1001 has a mounting plane, and the displacement sensor is disposed on the mounting plane, specifically, the method comprises the following steps: the lower extreme of spring 1001 is equipped with a second connecting plate, the lower surface mounting of second connecting plate has a displacement sensor, the lower surface of second connecting plate as mounting plane, for make the volume of whole equipment littleer, more light preferred displacement sensor's model does: in order to further prevent the print head 402 from being damaged after a fault occurs, the contact of the displacement sensor is 1.5mm-2.5mm higher than the surface of the print head 402, preferably the contact of the displacement sensor is 2mm higher than the surface of the print head 402, a microcontroller is further arranged on the side wall of the head mounting block 401, the first ultrasonic sensor 403, the second ultrasonic sensor 404, the displacement sensor and the first motor 801 are respectively electrically connected with the microcontroller, when the print surface is high, one or both of the first ultrasonic sensor 403 and the second ultrasonic sensor 404 do not work, so that the distance between the print head 402 and the print medium is not in a safe range, and the displacement sensor FST-WK immediately sends a signal to the microcontroller after detecting, the microcontroller controls the first motor 801 to work so as to move the printing nozzle 402 towards the direction departing from the printing surface, so as to prevent the printing nozzle 402 from being damaged by collision, and preferably, a buzzer can be further arranged on the portal frame 2, and when the fault occurs, the microcontroller controls the buzzer to give out alarm sound to remind a worker of carrying out maintenance test on the system, the first ultrasonic sensor 403 and the second ultrasonic sensor 404.
The X-direction transplanting assembly 6 comprises a ball screw nut pair, a screw 601 of the ball screw nut pair is arranged on the portal frame 2 through a group of first mounting seats 602 which are oppositely arranged, one end of the screw rod 601 extends out of the first mounting seat 602 and is connected with an output shaft of a servo motor, and the output shaft of the servo motor drives the screw rod to rotate around the axis of the screw rod 601, the ball nut 603 of the ball screw nut pair is further provided with guide rods 604 in a penetrating manner, two ends of each guide rod 604 are respectively connected with the corresponding first mounting seat 602, the two guide rods 604 are arranged at two sides of the ball nut 603, one end of the screw 601 extends out of the first mounting seat 602 to be connected with a second motor 605, an output shaft of the second motor 605 is in transmission connection with the screw rod 601 through a coupler to drive the screw rod 601 to rotate, and the second motor 605 is electrically connected with the microcontroller.
In order to make the installation more compact, an approximately L-shaped mounting plate 14 is arranged on the ball nut 603, a transverse plate of the mounting plate 14 is detachably and fixedly connected with the ball nut 603, the Z-direction transplanting assembly 8 comprises a guide rail 803 extending along the Z direction, the guide rail is arranged on a side wall of a vertical plate 1401 of the mounting plate 14, the first motor 801 is arranged on the vertical plate 1401 of the mounting plate 14, the base plate 802 is L-shaped, a slide block matched with the guide rail is arranged on one side, facing the guide rail, of a horizontal part 8021 of the base plate 802, a rack 804 extending along the Z direction is arranged on a vertical part 8022 of the base plate 802, an output shaft of the first motor 801 is connected with a gear 805, and the gear is in transmission connection with the rack to drive the rack to move along the Z direction.
The above-described embodiments are merely preferred embodiments for fully illustrating the present application, and the scope of the present application is not limited thereto. The equivalent substitution or change made by the person skilled in the art on the basis of the present application is within the protection scope of the present application. The protection scope of this application is subject to the claims.
Claims (10)
1. A printing device with a protection mechanism and adjustable printing distance comprises a portal frame extending along an X direction and a printing device connected with the portal frame by means of a transplanting unit, and is characterized in that the transplanting unit comprises an X-direction transplanting assembly arranged on the portal frame and a Z-direction transplanting assembly arranged on the X-direction transplanting assembly and driven by the X-direction transplanting assembly to move along the X direction, the Z-direction transplanting assembly comprises a first motor and a base plate driven by the first motor to move along the Z direction, the printing device comprises a nozzle mounting block arranged on the base plate and a printing nozzle arranged at the lower end of the nozzle mounting block, the printing device is further provided with a first ultrasonic sensor and a second ultrasonic sensor along the X direction, the first ultrasonic sensor is arranged on the left side of the nozzle and used for detecting the distance of the ground on the left side of the printing nozzle, the second ultrasonic sensor is arranged on the right side of the spray head and used for detecting the distance between the ground on the right side of the printing spray head, an elastic protection mechanism is arranged on the base plate and comprises a spring and a displacement sensor, the spring is arranged on the lower surface of the base plate, the upper end of the spring is fixedly connected with the base plate in a detachable mode, the displacement sensor is arranged on the lower surface of the spring, and a contact of the displacement sensor is higher than the surface of the printing spray head by 1.5mm-2.5 mm.
2. The adjustable printing apparatus with protection mechanism according to claim 1, wherein the lower surface of the spring has a mounting plane, and the displacement sensor is disposed on the mounting plane.
3. The printing apparatus with protection mechanism and adjustable printing pitch according to claim 1, wherein the displacement sensor is of the type: FST-WK.
4. The printing device with the protection mechanism and the adjustable printing interval as claimed in claim 2, wherein when the first ultrasonic sensor or the second ultrasonic sensor detects that the distance from the printing surface is greater than a safe distance, the first motor drives the printing nozzle to move towards the printing surface; when the first ultrasonic sensor or the second ultrasonic sensor detects that the distance from the printing surface is smaller than the safe distance, the first motor drives the printing nozzle to move in the direction departing from the printing surface.
5. The printing apparatus with protection mechanism and adjustable printing gap as claimed in claim 1, wherein a microcontroller is further disposed on a sidewall of the nozzle mounting block, and the first ultrasonic sensor, the second ultrasonic sensor, the displacement sensor and the first motor are electrically connected to the microcontroller respectively.
6. The print gap adjustable printing apparatus with protection mechanism according to claim 5, it is characterized in that the X-direction transplanting assembly comprises a ball screw nut pair, a screw of the ball screw nut pair is arranged on the portal frame through a group of first mounting seats which are oppositely arranged, one end of the screw rod extends out of the first mounting seat and is connected with an output shaft of a servo motor, the output shaft of the servo motor drives the screw rod to rotate around the axis line of the screw rod, the ball nut of the ball screw nut pair is also provided with guide rods in a penetrating way, two ends of each guide rod are respectively connected with the corresponding first mounting seat, the two guide rods are arranged at two sides of the ball nut, one end of the screw rod extends out of the first mounting seat and is connected with a second motor, and an output shaft of the second motor is in transmission connection with the screw rod through a coupler to drive the screw rod to rotate.
7. The printing device with the protection mechanism and the adjustable printing distance according to claim 6, wherein a mounting plate approximately in an L shape is arranged on the ball nut, the transverse plate of the mounting plate is connected with the ball nut in a detachable and fixed manner, the Z-direction transplanting assembly comprises a guide rail extending along the Z direction, the guide rail is arranged on the side wall of the vertical plate of the mounting plate, the first motor is arranged on the vertical plate of the mounting plate, the base plate is in an L shape, a sliding block matched with the guide rail is arranged on one side, facing the guide rail, of the horizontal part of the base plate, a rack extending along the Z direction is arranged on the vertical part of the base plate, an output shaft of the first motor is connected with a gear, and the gear is connected with the rack in a transmission manner and drives the rack to move along the.
8. The adjustable printing apparatus with protection mechanism according to claim 7, wherein the second motor is electrically connected to the microcontroller.
9. The adjustable printing apparatus with protection mechanism according to claim 1, wherein the contact of the displacement sensor is 2mm higher than the surface of the printing nozzle.
10. The printing apparatus with adjustable printing pitch and protection mechanism according to claim 5, wherein the type of the microcontroller is: STC89C 51.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020793080.1U CN212737535U (en) | 2020-05-14 | 2020-05-14 | Printing device with protection mechanism and adjustable printing interval |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020793080.1U CN212737535U (en) | 2020-05-14 | 2020-05-14 | Printing device with protection mechanism and adjustable printing interval |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212737535U true CN212737535U (en) | 2021-03-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020793080.1U Active CN212737535U (en) | 2020-05-14 | 2020-05-14 | Printing device with protection mechanism and adjustable printing interval |
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| CN (1) | CN212737535U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114013191A (en) * | 2021-11-15 | 2022-02-08 | 河南印都数码科技有限公司 | Lifting driving device for adjusting printing interval |
| CN114290820A (en) * | 2021-12-14 | 2022-04-08 | 镇江北新建材有限公司 | Anti-collision jet printing system and control method thereof |
| CN114379251A (en) * | 2022-01-06 | 2022-04-22 | 北新建材（嘉兴）有限公司 | High-resolution multi-row spray printing system for gypsum board production |
-
2020
- 2020-05-14 CN CN202020793080.1U patent/CN212737535U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114013191A (en) * | 2021-11-15 | 2022-02-08 | 河南印都数码科技有限公司 | Lifting driving device for adjusting printing interval |
| CN114013191B (en) * | 2021-11-15 | 2023-03-14 | 河南印都数码科技有限公司 | Lifting driving device for adjusting printing interval |
| CN114290820A (en) * | 2021-12-14 | 2022-04-08 | 镇江北新建材有限公司 | Anti-collision jet printing system and control method thereof |
| CN114379251A (en) * | 2022-01-06 | 2022-04-22 | 北新建材（嘉兴）有限公司 | High-resolution multi-row spray printing system for gypsum board production |
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Effective date of registration: 20230119 Address after: Room 304, Building 7, No. 11, Huqiu Road, Jinchang District, Suzhou City, Jiangsu Province, 215000 Patentee after: Zhang Chaosheng Address before: 215000 the second floor of the landlord of No.3 Factory, No.8 Heshun Road, Suzhou Industrial Park, Jiangsu Province Patentee before: SUZHOU INDUSTRIAL PARK XINHAISHENG ELECTRONICS Co.,Ltd. |