CN219446525U - Automatic height measurement mechanism for printing head - Google Patents
Automatic height measurement mechanism for printing head Download PDFInfo
- Publication number
- CN219446525U CN219446525U CN202320450032.6U CN202320450032U CN219446525U CN 219446525 U CN219446525 U CN 219446525U CN 202320450032 U CN202320450032 U CN 202320450032U CN 219446525 U CN219446525 U CN 219446525U
- Authority
- CN
- China
- Prior art keywords
- trolley
- trolley lifting
- plate
- height measurement
- lifting
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Common Mechanisms (AREA)
Abstract
The utility model relates to the technical field of printing equipment, in particular to an automatic height measuring mechanism of a printing head, which comprises a trolley lifting plate, wherein a height measuring assembly is arranged on the outer side of the trolley lifting plate; the trolley lifting plate is driven to do lifting movement by a trolley lifting transmission screw rod arranged on the trolley fixing plate; the height measurement assembly comprises a lifting electromagnet and a micro switch, wherein an iron core is arranged on the lifting electromagnet and can stretch out after being electrified, and a contact capable of opening and closing is arranged on the micro switch. In the automatic height measurement mechanism of the printing head, the trolley lifting plate can be driven to lift through the trolley lifting transmission screw rod arranged in the automatic height measurement mechanism, so that the lifting of the height measurement assembly is realized, and the measurement work of media with different thicknesses is facilitated. When in measurement, the micro switch is opened and closed by compressing the contact of the micro switch, and the pressure born by the contact reed of the micro switch is not large, so that the pressure is small when the micro switch is opened, the response is sensitive, and the accuracy is high.
Description
Technical Field
The utility model relates to the technical field of printing equipment, in particular to an automatic height measuring mechanism of a printing head.
Background
The rigid substrate for printing is a printing medium having various materials, widths, and thicknesses, and measurement of the thickness of the printing medium provides useful information for determining and adjusting the distance between the print head and the printing medium, for example, to prevent the print head from colliding with the printing medium during a printing operation and to improve printing quality. Further, measuring the print media thickness may provide useful information for monitoring the size and quality of the print media before and after a printing operation, for example to reject damaged print media before printing, or to protect the printer system from overloading or feeding out improperly sized print media.
The heights of the existing printing machine for medium printing head seats with different thicknesses are different when the printing machine is used for printing, and the printing machine is usually manually measured, so that the measuring position is not accurate due to the fact that the manual measurement is inconvenient and the error is large.
Disclosure of Invention
The utility model aims to provide an automatic height measuring mechanism for a printing head, which solves the problems that the manual measurement is inconvenient, the error is large and the accuracy of the measured position cannot be ensured in the background technology.
In order to achieve the above purpose, the utility model provides an automatic height measurement mechanism for a printing head, which comprises a trolley lifting plate, wherein a height measurement assembly is arranged on the outer side of the trolley lifting plate;
the trolley lifting plate is driven to do lifting movement by a trolley lifting transmission screw rod arranged on the trolley fixing plate;
the height measurement assembly comprises a lifting electromagnet and a micro switch, wherein an iron core is arranged on the lifting electromagnet and can stretch out after being electrified, contacts capable of opening and closing are arranged on the micro switch, and the lifting electromagnet and the micro switch are fixed on the outer wall of the trolley lifting plate through a mounting frame.
Preferably, the front face of the bottom of the trolley lifting plate is provided with a printing head mounting plate, and the top of the printing head mounting plate is provided with a plurality of trolley printing head seats.
Preferably, the front side of the trolley lifting plate is provided with a trolley lifting transmission motor through a trolley lifting transmission screw rod fixing seat, an output shaft of the trolley lifting transmission motor is provided with a trolley lifting transmission screw rod, the trolley lifting transmission screw rod is connected with a trolley lifting transmission nut fixing seat in a threaded manner, and the back side of the trolley lifting transmission nut fixing seat is arranged on the trolley fixing plate.
Preferably, the surface of the trolley lifting plate is provided with a strip-shaped hole, and the trolley lifting transmission nut fixing seat can slide along the strip-shaped hole.
Preferably, one end of the trolley lifting transmission screw rod is rotatably arranged on the trolley lifting plate through a bearing seat.
Preferably, the bottom of the lifting electromagnet is connected with the top of the micro switch, and the outer side of the micro switch is limited to rotate by a baffle extending from the bottom of the mounting frame.
Compared with the prior art, the utility model has the beneficial effects that:
1. in the automatic height measurement mechanism of the printing head, the trolley lifting plate can be driven to lift through the trolley lifting transmission screw rod arranged in the automatic height measurement mechanism, so that the lifting of the height measurement assembly is realized, and the measurement work of media with different thicknesses is facilitated.
2. In the automatic height measuring mechanism of the printing head, when the contact of the micro switch is compressed for opening and closing the micro switch, the pressure born by the contact reed of the micro switch is not large, so that the pressure is small during switching, the response is sensitive, and the accuracy is high.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic view of the back structure of the present utility model;
FIG. 3 is a schematic view of the height finding assembly of the present utility model.
The meaning of each reference sign in the figure is:
1. a trolley lifting plate; 11. the trolley lifts and drives the screw rod fixing seat; 12. a bearing seat; 2. a trolley lifting transmission motor; 3. lifting and driving the screw rod by the trolley; 4. the trolley lifts the drive nut fixing base; 5. a printhead mounting plate; 6. a trolley print head seat; 7. a height measurement assembly; 71. a mounting frame; 72. lifting electromagnet; 73. a micro-switch; 8. and a trolley fixing plate.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The utility model provides an automatic height measuring mechanism of a printing head, which is shown in figures 1-3, and comprises a trolley lifting plate 1, wherein a height measuring assembly 7 is arranged on the outer side of the trolley lifting plate 1 and is used for carrying out side height work of a medium;
the trolley fixing plate 8, the trolley lifting plate 1 is driven to move up and down by a trolley lifting transmission screw rod 3 arranged on the trolley fixing plate 8;
the height measurement assembly 7 comprises a lifting electromagnet 72 and a micro switch 73, wherein an iron core is arranged on the lifting electromagnet 72 and can stretch out after being electrified, contacts capable of opening and closing are arranged on the micro switch 73, and the lifting electromagnet 72 and the micro switch 73 are fixed on the outer wall of the trolley lifting plate 1 through a mounting frame 71.
In this embodiment, the front of the bottom of the trolley lifting plate 1 is provided with a print head mounting plate 5, and the top of the print head mounting plate 5 is provided with a plurality of trolley print head seats 6 for mounting print heads.
Specifically, the front of the trolley lifting plate 1 is provided with a trolley lifting transmission motor 2 through a trolley lifting transmission screw rod fixing seat 11, an output shaft of the trolley lifting transmission motor 2 is provided with a trolley lifting transmission screw rod 3, a trolley lifting transmission nut fixing seat 4 is connected to the trolley lifting transmission screw rod 3 through threads, the back of the trolley lifting transmission nut fixing seat 4 is arranged on a trolley fixing plate 8, and the trolley lifting transmission motor 2 works to drive the trolley lifting transmission screw rod 3 and the trolley lifting transmission nut fixing seat 4 to move relatively, so that the trolley lifting plate 1 is lifted.
Further, the surface of the trolley lifting plate 1 is provided with a strip-shaped hole, and the trolley lifting transmission nut fixing seat 4 can slide along the strip-shaped hole, so that the trolley lifting plate 1 can be lifted stably.
Further, one end of the trolley lifting transmission screw rod 3 is rotatably arranged on the trolley lifting plate 1 through the bearing seat 12, so that the trolley lifting transmission screw rod 3 is ensured to stably rotate.
Further, the bottom end of the lifting electromagnet 72 is connected with the top of the micro switch 73, and the outer side of the micro switch 73 is limited to rotate by a baffle extending from the bottom end of the mounting frame 71.
When the automatic height measuring mechanism for the printing head is used, firstly, after a trolley receives a height measuring command, the trolley lifting transmission motor 2 drives the trolley lifting transmission screw rod 3 to rotate, so that after the trolley lifting plate 1 and the trolley printing head seat 6 are lifted to a certain height together, the trolley lifting plate 1 is controlled to start to descend by the trolley lifting transmission motor 2, at the moment, the lifting electromagnet 72 is electrified, a contact of the height measuring assembly 7 downwards extends out of the lower surface of the trolley printing head seat 6, and height measurement is completed after the contact contacts contact a medium;
when the height is measured, the lifting electromagnet 72 is electrified, the iron core is provided with the micro switch 73 to extend downwards to the lower plane of the printing head plate, the trolley lifting plate 1 continues to move downwards until the contact of the reed of the micro switch 73 is compressed by the reverse pressure after the contact of the printing medium, the signal is fed back to the control board, the trolley lifting plate 1 is controlled to stop moving downwards, and the height measurement is completed.
Finally, it should be noted that, in the present embodiment, the micro switch 73, the laser distance measuring instrument, and the like, the electronic components in the above components are all universal standard components or components known to those skilled in the art, the structure and principle thereof are all known by those skilled in the art through technical manuals or through routine experiment methods, all the electrical components are connected by wires at the idle position of the device, and the specific connection means should refer to the sequence of operation between the electrical components in the working principle to complete the electrical connection, which is known in the art.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (6)
1. An automatic height finding mechanism of print head, characterized in that: comprising
The trolley lifting plate (1), wherein a height measurement assembly (7) is arranged on the outer side of the trolley lifting plate (1);
the trolley fixing plate (8), the trolley lifting plate (1) is driven to lift through a trolley lifting transmission screw rod (3) arranged on the trolley fixing plate (8);
the height measurement assembly (7) comprises a lifting electromagnet (72) and a micro switch (73), wherein an iron core is arranged on the lifting electromagnet (72), the lifting electromagnet can stretch out after being electrified, contacts capable of opening and closing are arranged on the micro switch (73), and the lifting electromagnet (72) and the micro switch (73) are fixed on the outer wall of the trolley lifting plate (1) through a mounting frame (71).
2. The automatic printhead height measurement mechanism of claim 1, wherein: the front of the forehead bottom of the trolley lifting plate (1) is provided with a printing head mounting plate (5), and the top of the printing head mounting plate (5) is provided with a plurality of trolley printing head seats (6).
3. The automatic printhead height measurement mechanism of claim 1, wherein: the front of the trolley lifting plate (1) is provided with a trolley lifting transmission motor (2) through a trolley lifting transmission screw rod fixing seat (11), an output shaft of the trolley lifting transmission motor (2) is provided with a trolley lifting transmission screw rod (3), the trolley lifting transmission screw rod (3) is connected with a trolley lifting transmission nut fixing seat (4) in a threaded manner, and the back of the trolley lifting transmission nut fixing seat (4) is arranged on a trolley fixing plate (8).
4. The automatic printhead height measurement mechanism of claim 3, wherein: the surface of the trolley lifting plate (1) is provided with a strip-shaped hole, and the trolley lifting transmission nut fixing seat (4) can slide along the strip-shaped hole.
5. The automatic printhead height measurement mechanism of claim 3, wherein: one end of the trolley lifting transmission screw rod (3) is rotatably arranged on the trolley lifting plate (1) through a bearing seat (12).
6. The automatic printhead height measurement mechanism of claim 1, wherein: the bottom of lift electro-magnet (72) is connected with the top of micro-gap switch (73), the baffle that the outside of micro-gap switch (73) extends through mounting bracket (71) bottom limits and rotates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320450032.6U CN219446525U (en) | 2023-03-10 | 2023-03-10 | Automatic height measurement mechanism for printing head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320450032.6U CN219446525U (en) | 2023-03-10 | 2023-03-10 | Automatic height measurement mechanism for printing head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219446525U true CN219446525U (en) | 2023-08-01 |
Family
ID=87422041
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320450032.6U Active CN219446525U (en) | 2023-03-10 | 2023-03-10 | Automatic height measurement mechanism for printing head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219446525U (en) |
-
2023
- 2023-03-10 CN CN202320450032.6U patent/CN219446525U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206420421U (en) | A kind of miniature reception hole depth measurement device | |
| CN219446525U (en) | Automatic height measurement mechanism for printing head | |
| CN2847214Y (en) | Long arm plate thickness detector | |
| CN114311000B (en) | Manipulator clamping device capable of automatically adjusting clamping force | |
| CN209992162U (en) | Pantograph performance testing device | |
| CN215066286U (en) | Building external wall insulation board heat conductivity detection device | |
| CN115327455A (en) | Electromagnetic chuck comprehensive performance testing device and using method thereof | |
| CN212242690U (en) | Printer height detection device | |
| JP2798645B2 (en) | Printer | |
| CN217820442U (en) | Polarity reversing device | |
| JP3233053B2 (en) | Method for measuring height of nozzle of transfer head in electronic component mounting apparatus | |
| CN209513491U (en) | A kind of friction test device of surface of solids micro-nano structure | |
| CN112649314A (en) | Rockwell hardness measurement method using standard Rockwell hardness tester | |
| CN206536995U (en) | Printhead and the automatic adjusting mechanism in rubber roll gap | |
| CN215093329U (en) | A equipment compression fittings for laminating glass light guide plate entirely | |
| CN219566293U (en) | Electronic glass production blanking anti-blocking device | |
| CN214621091U (en) | Fixed effectual membrane thickness appearance detection device | |
| CN219869418U (en) | Stator core thickness measuring device | |
| CN212872859U (en) | Electromagnetic type tensioner suction measuring device | |
| CN216669084U (en) | Movable and fixed iron core gap and electromagnetic attraction detection device | |
| CN221078301U (en) | Fisheye needle pulling force detects frock | |
| CN220872066U (en) | Coupling force test equipment | |
| CN216668941U (en) | Lithium ion battery's battery pole piece detection device | |
| CN220053293U (en) | Press roller adjusting device and printing equipment | |
| CN220390652U (en) | Automatic alignment device for printing machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |