CN214492155U - Printing medium positioning mechanism and printer - Google Patents
Printing medium positioning mechanism and printer Download PDFInfo
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- CN214492155U CN214492155U CN202023061325.0U CN202023061325U CN214492155U CN 214492155 U CN214492155 U CN 214492155U CN 202023061325 U CN202023061325 U CN 202023061325U CN 214492155 U CN214492155 U CN 214492155U
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Abstract
The utility model discloses a print media positioning mechanism and printer. The printing medium positioning mechanism includes: the printing platform is provided with a medium positioning hole; the output end of the driving source is connected with the positioning rod so as to drive the positioning rod to extend out of the other side of the printing platform through the medium positioning hole or retract to reset; the position detection device is used for detecting the position of the positioning rod; the control device, the driving source and the position detection device are in communication connection with the control device. Based on the setting of the control device and the position detection device, a basis is provided for the control device to control the operation flow of the printer according to the position of the positioning rod, the printing operation can be started after the positioning rod retracts, if the positioning rod does not retract, the printing operation is not started, and the operation safety of the equipment is improved.
Description
Technical Field
The utility model relates to a printing apparatus technical field, in particular to print media positioning mechanism and printer.
Background
Currently, in printing devices, the print medium needs to be positioned, even repeatedly, precisely. One of the main positioning ways is: a medium positioning hole is formed in the printing platform, and a positioning rod in the positioning mechanism extends out of the surface of the platform to achieve the positioning effect. After the positioning operation, the positioning rod retracts, and the printing trolley can perform the printing operation. However, after the positioning operation, the positioning mechanism fails to retract the positioning rod in time, but the printing operation is still continued, so that the safety of the operation of the equipment is reduced.
Therefore, how to improve the safety of the equipment operation is a technical problem that needs to be solved by those skilled in the art at present.
SUMMERY OF THE UTILITY MODEL
In view of this, the present invention provides a printing medium positioning mechanism and a printer, which improves the safety of the printer operation. Another object of the present invention is to provide a printer including the above print medium positioning mechanism, which has high operation safety.
In order to achieve the above object, the utility model provides a following technical scheme:
a print media positioning mechanism comprising:
the printing platform is provided with a medium positioning hole;
the output end of the driving source is connected with a positioning rod so as to drive the positioning rod to extend out of the other side of the printing platform through the medium positioning hole or retract to reset;
a position detection device for detecting the position of the positioning rod;
and the driving source and the position detection device are in communication connection with the control device.
Preferably, the driving source is a driving source outputting a linear motion, and an output end of the driving source is directly connected to the positioning rod.
Preferably, the driving source is an electromagnet assembly, the electromagnet assembly comprises an electromagnet and a spring, a movable iron core of the electromagnet is directly and fixedly connected with the positioning rod, so that the electromagnet is driven to stretch out the positioning rod when electrified, and the positioning rod is connected with the spring to reset under the action of restoring force of the spring.
Preferably, the position detection device is a limit switch, and the limit switch can generate a reset signal and send the reset signal to the control device after the positioning rod returns to the original position.
Preferably, the device further comprises a detection device seat, the position detection device is fixed on the detection device seat, and the fixed position of the position detection device on the detection device seat is adjustable.
Preferably, a waist hole extending in a direction perpendicular to the printing platform is formed in the detection device seat, the position detection device is fixedly connected to the waist hole through a locking piece, and the connection position of the locking piece in the waist hole is adjustable.
Preferably, still including being fixed in the drive source seat of print platform downside, the drive source seat includes first plate and is fixed in the second plate of first plate downside, first plate perpendicular to the second plate, the top surface of first plate is fixed in print platform's bottom surface, the side fixed connection of second plate the drive source, locating lever telescopic motion from top to bottom.
Preferably, the first plate is detachably connected to the printing platform.
Preferably, the medium positioning hole is a circular hole, and the positioning rod is a cylindrical rod with the same diameter as the medium positioning hole.
A printer comprising a print media positioning mechanism as described above.
The utility model provides a print media positioning mechanism, include: the printing platform is provided with a medium positioning hole; the output end of the driving source is connected with the positioning rod so as to drive the positioning rod to extend out of the other side of the printing platform through the medium positioning hole or retract to reset; the position detection device is used for detecting the position of the positioning rod; the control device, the driving source and the position detection device are in communication connection with the control device.
Based on the setting of the control device and the position detection device, a basis is provided for the control device to control the operation flow of the printer according to the position of the positioning rod, the printing operation can be started after the positioning rod retracts, if the positioning rod does not retract, the printing operation is not started, and the operation safety of the equipment is improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
FIG. 1 is a front view of a print media positioning mechanism provided by the present invention;
fig. 2 is an exploded view of a part of the printing medium positioning mechanism provided by the present invention.
Reference numerals:
the printing device comprises an electromagnet assembly 1, a printing platform 2, a medium positioning hole 21, a positioning rod 3, a driving source seat 4, a first plate 41, a second plate 42, a detection device seat 5, a position detection device 6 and an electromagnet 7.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. 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.
The core of the utility model is to provide a print media positioning mechanism and printer, improved the security of printer operation. The other core of the utility model is to provide a printer including above-mentioned print media positioning mechanism, its security of operation is higher.
In one embodiment of the present invention, please refer to fig. 1 and 2, which include a printing platform 2, a driving source, a position detecting device 6 and a control device.
The printing platform 2 is provided with a medium positioning hole 21, and the medium positioning hole 21 usually penetrates through the printing platform 2 in the up-down direction. The driving source is connected to one side of the printing platform 2, and is specifically located below the printing platform 2. The output end of the driving source is connected with the positioning rod 3 to drive the positioning rod 3 to extend out of the other side of the printing platform 2 through the medium positioning hole 21, or drive the positioning rod 3 to retract to reset. The locating lever 3 is the up-and-down motion usually, and when the locating lever 3 upwards stretched out print platform 2 surfaces, the position of location print medium can be to the print medium location on the print platform 2, makes the printing material can find fast and print zero point, and wherein, the print medium includes but not limited to the panel medium of ya keli, glass, plank, ceramic tile material. The position detection device 6 is used for detecting the position of the positioning rod 3, and the driving source and the position detection device 6 are in communication connection with the control device.
Based on the setting of the control device and the position detection device 6, a basis is provided for the control device to control the operation flow of the printer according to the position of the positioning rod 3, the printing trolley can be started after the positioning rod 3 retracts, the printing operation is started, and if the positioning rod 3 does not retract, the printing trolley is not started, so that the operation safety of the equipment is improved.
Further, the driving source is a driving source that outputs a linear motion, and an output end of the driving source is directly connected to the positioning rod 3, that is, a transmission mechanism is not provided between the driving source and the positioning rod 3. Through direct drive, can simplify the structure, reduce required part, processing is simple and the cost is lower, and reduces equipment occupation space, is convenient for install and maintain.
Further, the driving source is electromagnet assembly 1, electromagnet assembly 1 includes electro-magnet 7 and spring, and the direct fixed connection locating lever 3 of the iron core that moves of electro-magnet 7 to drive locating lever 3 when electro-magnet 7 circular telegram and stretch out, locating lever 3 connects in the spring, in order to reset under the restoring force effect of spring. The movable iron core is the output end of the electromagnet 7, and when the electromagnet is electrified, the movable iron core extends to move so as to drive the positioning rod 3 to extend upwards out of the printing platform 2 through the medium positioning hole 21 to perform positioning operation, and the spring deforms; and when the power is off, the movable iron core and the positioning rod 3 reset downwards under the driving of the spring.
Adopt electro-magnet 7 to come direct drive locating lever 3, can control the flexible of locating lever 3 through the break-make electric control, convenient operation, the cost is lower, and simultaneously, electro-magnet 7 directly drives 3 concertina movement of locating lever, can make the accurate cooperation of locating lever 3 and medium locating hole 21, and the repeated positioning effect is better.
Of course, in other embodiments, the electromagnet 7 may be replaced by other devices such as a motor, an oil pressure driving source, and an air pressure driving source.
Furthermore, the position detection device 6 is a limit switch, and the limit switch can generate a reset signal and send the reset signal to the control device after the positioning rod 3 returns to the original position, so that the control device further controls the printing action of the printing trolley according to the reset signal, and the control is reliable.
Optionally, the limit switch is a normally closed microswitch. Adopt normally closed micro-gap switch, its break-make feedback signal through self gives controlling means, and when locating lever 3 extended movement, locating lever 3 loosened normally closed micro-gap switch, and when locating lever 3 retracted to the normal position after, triggered normally closed micro-gap switch, can produce reset signal promptly and send for controlling means when normally closed micro-gap switch was triggered.
Obviously, in other embodiments, the position detection device 6 may also be a photoelectric sensor, which generates a reset signal by detecting that the topmost end of the positioning rod 3 is retracted to the home position. Alternatively, the position detection device 6 may be a camera that captures the positioning rod 3 to analyze and position the real-time position thereof.
Further, the printing medium positioning mechanism further includes a detection device base 5. The position detecting device 6 is fixed to the detecting device base 5, and the fixing position of the position detecting device 6 to the detecting device base 5 is adjustable, so that the detecting position of the position detecting device 6 can be adjusted adaptively, and the detecting device base 5 can be applied even if the kind of the position detecting device 6 is changed. The detection device base 5 may be directly fixed to the printing platform 2.
Optionally, a waist hole extending in a direction perpendicular to the printing platform 2 is formed in the detection device seat 5, the position detection device 6 is fixedly connected to the waist hole through a locking piece, and the connection position of the locking piece in the waist hole is adjustable. Specifically, the detection device base 5 can change the fixing position on the detection device base with the position adjustment of the locking member fixedly connected thereto. Wherein, the locking piece is threaded fastener such as bolt, still can be for the joint spare, as long as can realize position detection device 6 can in the removable locking of waist hole fix can.
Optionally, the detection device seat 5 is a sheet metal bending forming part, so that the processing is convenient.
Further, the printing medium positioning mechanism further includes a driving source holder 4 fixed to the lower side of the printing platform 2. The drive source holder 4 includes a first plate 41 and a second plate 42 fixed to the lower side of the first plate 41, and optionally, the drive source holder 4 is machined using an angle aluminum. The first plate 41 is perpendicular to the second plate 42, the top surface of the first plate 41 is fixed on the bottom surface of the printing platform 2, the side surface of the second plate 42 is fixedly connected with a driving source, and the positioning rod 3 can move up and down in a telescopic manner. Through the perpendicular setting of first plate 41 and second plate 42, can control the straightness that hangs down between locating lever 3 and the print platform 2 well to effectively prevent the jamming of locating lever 3.
Further, first plate 41 can be dismantled with print platform 2 and be connected, specifically adopts bolt fixed connection, the dismantlement and the maintenance of the driving source on print platform 2 of being convenient for.
Further, the medium positioning hole 21 is a circular hole, and the positioning rod 3 is a cylindrical rod having the same diameter as the medium positioning hole 21. Wherein, the positioning rod 3 is processed by a 304 stainless steel round bar, and the diameter of the outer circle is uniform and controllable. The positioning accuracy can be effectively ensured through the shape arrangement of the medium positioning hole 21 and the positioning rod 3. Of course, in other embodiments, the medium positioning hole 21 may be a square hole, and correspondingly, the positioning rod 3 may also be a rectangular body.
The working principle of the printing medium positioning mechanism provided by the embodiment is as follows: when the electromagnet 7 is electrified, the movable iron core drives the positioning rod 3 to extend out, the limit switch is disconnected, and the positioning rod 3 plays a role in positioning the printing medium; when 7 outage of electro-magnet, locating lever 3 withdraws under the reset action of spring, and after locating lever 3 triggered limit switch, the print job just started. In addition, if the limit switch is not triggered again all the time after being disconnected for a long time, the control device can send prompt information to remind a worker to check and repair the equipment, so that the printing trolley can be effectively prevented from being impacted by the starting of the printing trolley under the condition that the positioning rod 3 is not clamped and completely withdrawn.
Except that above-mentioned print media positioning mechanism, the utility model also provides a printer, for example, dull and stereotyped digital air brushing printing apparatus. The printer comprises a printing medium positioning mechanism, specifically can be the printing medium positioning mechanism provided in any one of the above embodiments, and the beneficial effects can be obtained by referring to the above embodiments correspondingly. For the structure of other parts of the printer, please refer to the prior art, and the description is omitted here.
It will be understood that when an element is referred to as being "secured" to another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. 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 describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
It is right above the utility model provides a printer and print media positioning mechanism introduces in detail. The principles and embodiments of the present invention have been explained herein using specific examples, and the above descriptions of the embodiments are only used to help understand the method and its core ideas of the present invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.
Claims (10)
1. A print media positioning mechanism, comprising:
the printing platform (2) is provided with a medium positioning hole (21);
the output end of the driving source is connected with a positioning rod (3) so as to drive the positioning rod (3) to extend out of the other side of the printing platform (2) through the medium positioning hole (21) or retract to reset;
a position detection device (6) for detecting the position of the positioning rod (3);
and the driving source and the position detection device (6) are in communication connection with the control device.
2. A print medium positioning mechanism according to claim 1, wherein the drive source is a drive source outputting a linear motion, the output of the drive source being directly connected to the positioning lever (3).
3. The printing medium positioning mechanism according to claim 2, wherein the driving source is an electromagnet assembly (1), the electromagnet assembly (1) comprises an electromagnet (7) and a spring, a movable iron core of the electromagnet (7) is directly and fixedly connected with the positioning rod (3) so as to drive the positioning rod (3) to extend when the electromagnet (7) is powered on, and the positioning rod (3) is connected with the spring so as to be reset under the restoring force of the spring.
4. A print medium positioning mechanism according to any of claims 1 to 3, wherein the position detection device (6) is a limit switch capable of generating a reset signal and sending it to the control device after the positioning lever (3) is returned to the home position.
5. A print medium positioning mechanism according to any of claims 1 to 3, further comprising a detector base (5), wherein the position detector (6) is fixed to the detector base (5), and wherein the position of the position detector (6) on the detector base (5) is adjustable.
6. A print media positioning mechanism according to claim 5, wherein the detection device seat (5) is provided with a waist hole extending in a direction perpendicular to the printing platform (2), the position detection device (6) is fixedly connected to the waist hole by a locking member, and the connection position of the locking member in the waist hole is adjustable.
7. The printing medium positioning mechanism according to any one of claims 1 to 3, further comprising a driving source holder (4) fixed to a lower side of the printing platform (2), wherein the driving source holder (4) comprises a first plate member (41) and a second plate member (42) fixed to a lower side of the first plate member (41), the first plate member (41) is perpendicular to the second plate member (42), a top surface of the first plate member (41) is fixed to a bottom surface of the printing platform (2), a side surface of the second plate member (42) is fixedly connected with the driving source, and the positioning rod (3) moves up and down in a telescopic manner.
8. A print media positioning mechanism according to claim 7, wherein the first plate member (41) is removably connected to the print platform (2).
9. A printing medium positioning mechanism according to any of claims 1 to 3, wherein the medium positioning hole (21) is a circular hole, and the positioning lever (3) is a cylindrical rod having the same diameter as the medium positioning hole (21).
10. A printer comprising the print media positioning mechanism of any of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023061325.0U CN214492155U (en) | 2020-12-17 | 2020-12-17 | Printing medium positioning mechanism and printer |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023061325.0U CN214492155U (en) | 2020-12-17 | 2020-12-17 | Printing medium positioning mechanism and printer |
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| Publication Number | Publication Date |
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| CN214492155U true CN214492155U (en) | 2021-10-26 |
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| CN202023061325.0U Active CN214492155U (en) | 2020-12-17 | 2020-12-17 | Printing medium positioning mechanism and printer |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114987063A (en) * | 2022-06-07 | 2022-09-02 | 北京博示电子科技有限责任公司 | Glass positioning device and glass printer |
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2020
- 2020-12-17 CN CN202023061325.0U patent/CN214492155U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114987063A (en) * | 2022-06-07 | 2022-09-02 | 北京博示电子科技有限责任公司 | Glass positioning device and glass printer |
| CN114987063B (en) * | 2022-06-07 | 2023-03-14 | 北京博示电子科技有限责任公司 | Glass positioning device and glass printer |
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