Electromagnetic pen pressure sensing detection device
By designing an electromagnetic pen pressure sensing device including a touch screen, a linear module and a pressure sensing module, the problems of low pressure sensing testing of electromagnetic pen and inconvenient pressure adjustment of the pen tip are solved, and fast and convenient testing and flexible pressure adjustment are achieved.
Patent Information
- Application Number
- CN202421999849.X
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-08-19
- Publication Date
- 2025-04-18
- Estimated Expiration
- 2034-08-19
AI Technical Summary
In the prior art, the pressure induction testing of electromagnetic pens is low and is inconvenient for stable adjustment of the tip pressure.
An electromagnetic pen pressure sensing device is designed, including the device main body, touch screen, linear module, servo motor, pressure sensing module and pen clamp module. Through the combination of these components, stable adjustment and rapid testing of the pressure of the electromagnetic pen tip are achieved.
It realizes the speed and convenience of electromagnetic pen pressure sensing testing, improves testing efficiency, and makes the adjustment of the pen tip pressure more flexible and stable.
Smart Images
Figure CN222774824U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of electromagnetic pens, in particular to a pressure sensing detection device for an electromagnetic pen. Background Art
[0002] Electromagnetic induction touchpad is an input device that uses electromagnetic technology. Electromagnetic induction touchpad needs to be used with a special electromagnetic pen. When the electromagnetic pen writes on the touch surface of the touchpad, the electromagnetic pen can emit an electromagnetic signal of a specific frequency, and the touchpad calculates the coordinates of the electromagnetic pen based on the size of the signal.
[0003] When processing the electromagnetic pen, the pressure sensitivity performance of the electromagnetic pen needs to be tested, so a test is needed. Currently, most of the pressure sensitivity tests of electromagnetic pens on the market are manual tests. However, manual tests are cumbersome and inefficient, and are not easy to use. In addition, it is not convenient for humans to stably adjust the pen tip pressure during the test. Utility Model Content
[0004] The purpose of the utility model is to provide an electromagnetic pen pressure sensing detection device to solve the problems in the above background technology that the existing electromagnetic pen test efficiency is slow and it is not convenient to stably adjust the pen tip pressure. To achieve the above purpose, the utility model provides the following technical solutions: an electromagnetic pen pressure sensing detection device, including a device body, a placement table is installed on the top of the device body, a signal board is installed above the placement table, a touch screen is installed on the surface of the device body, a linear module is installed above the device body, a servo motor is installed on the top of the linear module, a pressure sensing module is installed on the end side of the linear module, a pen clamping module is installed on the end side of the linear module, and a button module is installed on the surface of the pen clamping module.
[0005] Preferably, the linear module comprises a linear slide rail installed above the device body, and the outer sliding sleeve of the linear slide rail is connected with a slide seat.
[0006] Preferably, the pressure sensing module comprises a distance sensor installed on the top of the slide, a pressure buffer is installed on the top of the slide, and a pressure sensor is installed on the bottom of the pressure buffer.
[0007] Preferably, the pen clamp module comprises a pen clamp buckle installed on the side wall of the slide seat, and the electromagnetic pen body is clamped in the middle of the pen clamp buckle.
[0008] Preferably, the button module includes a pen body button handle installed on the side wall of the electromagnetic pen body.
[0009] Preferably, a spring is installed inside the pen body button handle.
[0010] Compared with the prior art, the utility model has the following beneficial effects:
[0011] In the utility model, the electromagnetic pen body is stably controlled to move along the touch screen so that the touch screen displays the pressure sense value of the electromagnetic pen's handwriting, thereby achieving a rapid test effect, making the test convenient and improving the test efficiency.
[0012] In the utility model, a pressure sensing module and a linear module are provided, and the two are used in combination, so that the pen tip pressure of the electromagnetic pen can be freely and stably adjusted, thereby improving the flexibility of use. BRIEF DESCRIPTION OF THE DRAWINGS
[0013] Figure 1 It is a schematic diagram of the overall structure of the utility model;
[0014] Figure 2 It is a schematic diagram of the overall isometric structure of the utility model;
[0015] Figure 3 For the utility model Figure 2 Enlarged structural diagram at A in the middle.
[0016] In the figure:
[0017] 1. Device body;
[0018] 2. Placement table;
[0019] 3. Signal board;
[0020] 4. Touch screen;
[0021] 5. Linear module; 51. Linear guide rail; 52. Slide seat;
[0022] 6. Servo motor;
[0023] 7. Pressure sensing module; 71. Distance sensor; 72. Pressure buffer; 73. Pressure sensor;
[0024] 8. Pen clamp module; 81. Pen clamp buckle; 82. Electromagnetic pen body;
[0025] 9. Button module; 91. Pen body button handle. DETAILED DESCRIPTION
[0026] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technical personnel in this field without creative work are within the scope of protection of the utility model.
[0027] See also Figures 1 to 3The utility model provides a technical solution: an electromagnetic pen pressure sensing detection device, including a device body 1, a placement table 2 is installed on the top of the device body 1, a signal board 3 is installed above the placement table 2, a touch screen 4 is installed on the surface of the device body 1, a linear module 5 is installed above the device body 1, a servo motor 6 is installed on the top of the linear module 5, a pressure sensing module 7 is installed on the end side of the linear module 5, a pen clamping module 8 is installed on the end side of the linear module 5, and a button module 9 is installed on the surface of the pen clamping module 8.
[0028] In this embodiment, Figure 1 , Figure 2 and Figure 3 As shown, the linear module 5 includes a linear slide rail 51 installed above the device body 1 , and a slide seat 52 is slidably sleeved outside the linear slide rail 51 .
[0029] In this embodiment, Figure 1 , Figure 2 and Figure 3 As shown, the pressure sensing module 7 includes a distance sensor 71 installed on the top of the slide 52 , a pressure buffer 72 is installed on the top of the slide 52 , and a pressure sensor 73 is installed on the bottom of the pressure buffer 72 .
[0030] It should be noted that the pressure sensor 73 can be used to reset the calibration pressure before pressing down, and a pressure count is generated after pressing onto the flat plate. The program adjusts the pressing height according to the sensor feedback data to reach the set pressure value, and the pressure buffer 72 is an elastic connector to avoid errors caused by the rigid connection of the sensor.
[0031] In this embodiment, Figure 1 , Figure 2 and Figure 3 As shown, the pen clamp module 8 includes a pen clamp buckle 81 installed on the side wall of the slide seat 52 , and the electromagnetic pen body 82 is clamped in the middle of the pen clamp buckle 81 .
[0032] In this embodiment, Figure 1 , Figure 2 and Figure 3 As shown, the button module 9 includes a pen body button handle 91 installed on the side wall of the electromagnetic pen body 82 .
[0033] In this embodiment, Figure 1 , Figure 2 and Figure 3 As shown, a spring is installed inside the pen body button handle 91.
[0034] It should be noted that the button assembly rotates and is supported by a spring inside. After pressing the button, the handle can be rotated to keep the button pressed.
[0035] The use method and advantages of the utility model: When the electromagnetic pen pressure sensing detection device is working, the working process is as follows:
[0036] like Figure 1 , Figure 2 and Figure 3 As shown, when testing the pressure sensitivity of the electromagnetic pen, firstly, the electromagnetic pen body 82 to be tested is placed in the pen clamp 81 for clamping, and the distance sensor 71 is used to detect the pressing height of the electromagnetic pen. After entering the test distance, the pressure control program is started. The pressure sensor 73 can be used to make the correction pressure before pressing zero, and the pressure count is generated after pressing the flat plate. The program adjusts the pressing height according to the sensor feedback data to reach the set pressure value, and the pressure buffer 72 is an elastic connecting part to avoid errors caused by the rigid connection of the sensor, so that the pen tip pressure of the electromagnetic pen can be freely and stably adjusted, thereby improving the flexibility of use;
[0037] After the adjustment is completed, the pen body button is manually pressed to operate it, so that the electromagnetic pen body 82 is controlled to move along the abutment, and the pressure value of the electromagnetic pen's handwriting is directly displayed through the touch screen 4 to achieve a quick test effect, making the test convenient and improving the test efficiency.
[0038] The above shows and describes the basic principle, main features and advantages of the utility model. Technical staff in this industry should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only preferred examples of the utility model and are not used to limit the utility model. Without departing from the spirit and scope of the utility model, the utility model will have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection of the utility model is defined by the attached claims and their equivalents.
Claims
1. An electromagnetic pen pressure sensing detection device, comprising a device body (1), characterized in that: A placing table (2) is installed on the top of the device body (1), a signal board (3) is installed above the placing table (2), a touch screen (4) is installed on the surface of the device body (1), a linear module (5) is installed above the device body (1), a servo motor (6) is installed on the top of the linear module (5), a pressure sensing module (7) is installed on the end side of the linear module (5), a pen clamping module (8) is installed on the end side of the linear module (5), and a button module (9) is installed on the surface of the pen clamping module (8).
2. The electromagnetic pen pressure sensing detection device according to claim 1, characterized in that: The linear module (5) comprises a linear slide rail (51) installed above the device body (1), and the outer portion of the linear slide rail (51) is slidably sleeved with a slide seat (52).
3. The electromagnetic pen pressure sensing detection device according to claim 2, characterized in that: The pressure sensing module (7) comprises a distance sensor (71) mounted on the top of a slide seat (52), a pressure buffer (72) is mounted on the top of the slide seat (52), and a pressure sensor (73) is mounted on the bottom of the pressure buffer (72).
4. The electromagnetic pen pressure sensing detection device according to claim 1, characterized in that: The pen clamping module (8) comprises a pen clamping buckle (81) mounted on the side wall of the slide seat (52), and an electromagnetic pen body (82) is clamped in the middle of the pen clamping buckle (81).
5. The electromagnetic pen pressure sensing detection device according to claim 1, characterized in that: The button module (9) comprises a pen body button handle (91) mounted on the side wall of the electromagnetic pen body (82).
6. The electromagnetic pen pressure sensing detection device according to claim 5, characterized in that: A spring is installed inside the pen body button handle (91).