阅读说明：本技术 电磁笔笔尖信号测试装置 (Pen point signal testing device of electromagnetic pen ) 是由 任延兵 张锋召 于 2021-08-25 设计创作，主要内容包括：本申请涉及一种电磁笔笔尖信号测试装置,其包括测试台、安装架以及测试组件,测试台上固定设置有测试屏幕,测试屏幕与测试台电连接,安装架固定设置于测试台上,测试组件包括设置于安装架上的导轨板、设置于导轨板上的测试气缸以及设置于导轨板上的电磁笔夹具,当电磁笔放入电磁笔夹具中时,电磁笔的笔尖与测试屏幕接触,导轨板上设有导轨槽,导轨槽为圆弧形且以电磁笔笔尖与测试屏幕的接触点为圆心,电磁笔夹具上转动设置有滚轮,滚轮滑动配合于导轨槽,测试气缸的两端分别转动连接于导轨板和电磁笔夹具,测试气缸可驱动电磁笔夹具沿导轨槽转动。本申请可自动化实现电磁笔的多角度测试,测试效率高且测试结果准确。(The utility model relates to an electromagnetic pen nib signal test device, it includes the testboard, mounting bracket and test subassembly, the fixed test screen that is provided with on the testboard, test screen is connected with the testboard electricity, the mounting bracket is fixed to be set up on the testboard, the test subassembly is including setting up the guide rail board on the mounting bracket, set up the test cylinder on the guide rail board and set up the electromagnetic pen anchor clamps on the guide rail board, when the electromagnetic pen puts into the electromagnetic pen anchor clamps, the nib and the test screen contact of electromagnetic pen, be equipped with the guide rail groove on the guide rail board, the guide rail groove is convex and uses the contact point of electromagnetic pen nib and test screen as the centre of a circle, it is provided with the gyro wheel to rotate on the electromagnetic pen anchor clamps, gyro wheel sliding guide rail groove, the both ends of test cylinder cooperate respectively to rotate and connect in guide rail board and electromagnetic pen anchor clamps, test cylinder can drive electromagnetic pen anchor clamps and rotate along the guide rail groove. The multi-angle test of electromagnetic pen can be realized in this application by automation, and efficiency of software testing is high and the test result is accurate.)

1. The utility model provides an electromagnetism pen nib signal testing arrangement which characterized in that includes:

the test device comprises a test board (1), wherein a test screen (11) is fixedly arranged on the test board (1), and the test screen (11) is electrically connected with the test board (1);

the mounting rack (2) is fixedly arranged on the test board (1);

the test assembly comprises a guide rail plate (3) arranged on the mounting rack (2), a test cylinder (4) arranged on the guide rail plate (3) and an electromagnetic pen clamp (5) arranged on the guide rail plate (3), when the electromagnetic pen is put into the electromagnetic pen clamp (5), the pen point of the electromagnetic pen is contacted with the test screen (11), the guide rail plate (3) is provided with a guide rail groove (31), the guide rail groove (31) is arc-shaped and takes the contact point of the pen point of the electromagnetic pen and the test screen (11) as the circle center, the electromagnetic pen clamp (5) is rotatably provided with a roller (6), the roller (6) is in sliding fit with the guide rail groove (31), two ends of the testing cylinder (4) are respectively and rotatably connected with the guide rail plate (3) and the electromagnetic pen clamp (5), the test cylinder (4) can drive the electromagnetic pen clamp (5) to rotate along the guide rail groove (31).

2. The electromagnetic pen tip signal testing device of claim 1, wherein: be provided with slide rail (7) on mounting bracket (2), be provided with slider (32) on guide rail plate (3), slider (32) and slide rail (7) are along vertical direction sliding fit.

3. The electromagnetic pen tip signal testing device of claim 2, wherein: the vertical slip table cylinder (21) that is provided with on mounting bracket (2), slide rail (7) fixed connection is in the slip table of slip table cylinder (21).

4. The electromagnetic pen tip signal testing device of claim 3, wherein: the sliding table of the sliding table cylinder (21) is fixedly provided with a mounting plate (8), and the sliding rail (7) is fixedly arranged on the mounting plate (8).

5. The electromagnetic pen tip signal testing device of claim 4, wherein: and a counterweight spring (9) is connected between the mounting plate (8) and the guide rail plate (3).

6. The electromagnetic pen tip signal testing device of claim 1, wherein: electromagnetic pen anchor clamps (5) include first holder (51) and second holder (52), gyro wheel (6) are rotated and are set up on second holder (52), the side of first holder (51) and the side of second holder (52) are rotated and are connected, all be equipped with pen groove (531) that are used for placing the electromagnetic pen on first holder (51) and second holder (52), be equipped with mounting hole (54) of one-to-one on first holder (51) and second holder (52), mounting hole (54) internal fixation is provided with magnet (55), the magnetic force of first holder (51) and second holder (52) accessible magnet (55) is laminated mutually.

7. The electromagnetic pen tip signal testing device of claim 6, wherein: all be equipped with through-hole (541) in mounting hole (54), the size of through-hole (541) is less than mounting hole (54).

8. The electromagnetic pen tip signal testing device of claim 6, wherein: lining parts (53) are arranged in the first clamping part (51) and the second clamping part (52), the pen groove (531) is arranged on the lining parts (53), and the lining parts (53) are made of polytetrafluoroethylene.

9. The electromagnetic pen tip signal testing device of claim 6, wherein: the second clamping piece (52) is provided with a taking and placing groove (522).

10. The electromagnetic pen tip signal testing device of claim 6, wherein: an opening and closing piece (511) is arranged on the first clamping piece (51).

Technical Field

The application relates to the field of electromagnetic pen performance testing, in particular to a nib signal testing device for an electromagnetic pen.

Background

Along with the rapid development of human-computer interaction equipment, the electromagnetic induction technology is applied more and more widely, the electromagnetic induction equipment is realized by an electromagnetic assembly formed by matching an electromagnetic touch pen (electromagnetic pen for short) and an electromagnetic touch panel (electromagnetic panel for short), and the working principle is as follows: the electromagnetic panel at the electronic screen back can send fixed frequency's electromagnetic radiation, and the coil of electromagnetism pen can convert the signal of telecommunication after receiving, has resonant capacitance on the mainboard of electromagnetism pen, feeds back to the electromagnetic panel through the resonance of adjusting different frequencies, then discerns the function, and the magnetic field that just says so through electromagnetism pen operation in-process and the electromagnetic panel production changes and discerns the slip. Compare in traditional capacitanc touch-control pen, the positioning accuracy of electromagnetic pen is higher to but electromagnetic pen and electromagnetic plate wireless connection can not have the power in the electromagnetic pen, thereby realize wireless passive, it is more convenient in the use, the discernment that the electromagnetic pen can also be clear in addition indicates and the pen prevents the emergence of mistake touch.

Because electronic screen possesses fore-and-aft response, also be pressure sense, when using electromagnetic pen to carry out touch-control on electronic screen and write drawing, along with the touch-control write draw exerted pressure size difference, the handwriting thickness that shows on the electronic screen is also different, and the handwriting that shows when pressure is little is thin, and the handwriting is thick when pressure is big, so electronic screen and electromagnetic pen are particularly suitable for handwriting and drawing.

And the sensitivity of signals when the pen point of the electromagnetic pen is touched by the electronic screen is an important factor of the experience of the electromagnetic induction human-computer interaction equipment in the using process, so that the signals of the pen point of the electromagnetic pen need to be tested firstly after the production of the electromagnetic pen is finished. Most commonly, the electromagnetic pen to be tested is directly and manually used for writing and drawing on the electronic screen, but the strength is difficult to control during manual writing and drawing, the generated pressure sense is different, and the test result can have larger deviation. In order to improve the test accuracy, the cylinder is used for pushing the electromagnetic pen to enable the pen point of the electromagnetic pen to be in contact with the electronic screen for testing in industry, the touch force is convenient to control, and the pressure sense is kept consistent.

But electromagnetic pen in the use, the nib often can take place the contact with different angles and electronic screen, only can realize making electromagnetic pen nib along fixed angle and electronic screen contact when utilizing the cylinder to promote the electromagnetic pen test at present, and the suitability is poor, need carry on angular adjustment many times and can test completely, and efficiency of software testing is low.

Disclosure of Invention

The utility model provides a problem that can only make the electromagnetic pen nib along fixed angle and electronic screen contact and lead to the efficiency of software testing low when improving present electromagnetic pen test, this application provides an electromagnetic pen nib signal testing arrangement.

The application provides a pair of electromagnetic pen nib signal testing arrangement adopts following technical scheme:

an electromagnetic pen nib signal testing device, comprising:

the test system comprises a test board, a test screen and a control unit, wherein the test board is fixedly provided with the test screen, and the test screen is electrically connected with the test board;

the mounting rack is fixedly arranged on the test board;

the test assembly, the test assembly including set up the guide rail board on the mounting bracket, set up in test cylinder on the guide rail board and set up the electromagnetic pen anchor clamps on the guide rail board, put into when the electromagnetic pen in the electromagnetic pen anchor clamps, the nib of electromagnetic pen with the test screen contact, be equipped with the guide rail groove on the guide rail board, the guide rail groove is convex and uses the contact point of electromagnetic pen nib and test screen as the centre of a circle, it is provided with the gyro wheel to rotate on the electromagnetic pen anchor clamps, gyro wheel sliding fit in guide rail groove, test cylinder's both ends are rotated respectively and are connected in guide rail board and electromagnetic pen anchor clamps, test cylinder can drive the electromagnetic pen anchor clamps and rotate along the guide rail groove.

Through adopting above-mentioned technical scheme, the electromagnetic pen that will await measuring during the test is fixed in arranging electromagnetic pen anchor clamps in, the nib and the test screen contact of electromagnetic pen carry out the signal test through the testboard this moment, then drive electromagnetic pen anchor clamps and electromagnetic pen and use the contact point of electromagnetic pen nib and test screen to rotate and last the test along the guide rail groove as the centre of a circle through test cylinder, the angle between rotation in-process nib and the test screen constantly changes, thereby the automatic multi-angle test of electromagnetic pen that has realized, the efficiency of software testing is high, and the pressure of electromagnetic pen nib to the test screen in the test process keeps unchangeable basically, the test result degree of accuracy is high.

Optionally, a slide rail is arranged on the mounting rack, a slide block is arranged on the guide rail plate, and the slide block is in sliding fit with the slide rail along the vertical direction.

Through adopting above-mentioned technical scheme, the back is installed to the electromagnetic pen, and the guide rail board makes the nib and the test screen natural contact of electromagnetic pen along the slide rail gliding under the action of gravity, avoids appearing the electromagnetic pen nib and test screen contact force too big and lead to the impaired condition of electromagnetic pen or test screen to the slip setting of guide rail board also can be according to the length automatic adjustment height of electromagnetic pen, realizes the test of different specification electromagnetic pens, and the suitability is strong.

Optionally, a sliding table cylinder is vertically arranged on the mounting frame, and the sliding rail is fixedly connected to the sliding table of the sliding table cylinder.

Through adopting above-mentioned technical scheme, when changing the electromagnetic pen, slip table cylinder operation drives the slip table and rises, and then drives slide rail and guide rail board and rise, makes the nib and the test screen of electromagnetic pen separate to change the electromagnetic pen, slip table cylinder operation drives the nib and the test screen contact that the slip table descends and make the electromagnetic pen test during the test.

Optionally, a mounting plate is fixedly arranged on the sliding table of the sliding table cylinder, and the sliding rail is fixedly arranged on the mounting plate.

Through adopting above-mentioned technical scheme, the setting of mounting panel has avoided directly installing the operation on the slip table of slip table cylinder, and the mounting panel also can carry out the average dispersion with the power that acts on slip table cylinder slip table simultaneously, is favorable to protecting the slip table cylinder.

Optionally, a counterweight spring is connected between the mounting plate and the guide rail plate.

Through adopting above-mentioned technical scheme, the setting up of counter weight spring can be adjusted the power between electromagnetic pen and the test screen according to actual test operating mode, is favorable to improving the test accuracy.

Optionally, the electromagnetic pen anchor clamps include first holder and second holder, the gyro wheel rotates and sets up on the second holder, the side of first holder and the side of second holder rotate to be connected, all be equipped with the pen groove that is used for placing the electromagnetic pen on first holder and the second holder, be equipped with the mounting hole of one-to-one on first holder and the second holder, the mounting hole internal fixation is provided with magnet, the magnetic force of first holder and second holder accessible magnet is laminated mutually.

Through adopting above-mentioned technical scheme, put into a inslot with the electromagnetism pen during the test, first holder and second holder cooperate and fix the electromagnetism pen at a inslot, and when first holder and second holder laminated mutually, magnet made first holder and second holder locking accomplish the fixed of electromagnetism pen through magnetic force, and the mode of adopting magnetism to inhale is fixed more makes things convenient for opening and shutting of electromagnetism pen anchor clamps, can change the electromagnetism pen fast, and efficiency of software testing is high.

Optionally, through holes are formed in the mounting holes, and the size of each through hole is smaller than that of each mounting hole.

Through adopting above-mentioned technical scheme, the setting up of through-hole can strengthen the adsorption affinity between magnet, is favorable to improving the fastness when first holder and the laminating of second holder.

Optionally, the first clamping member and the second clamping member are both provided with inner lining members, the pen slot is arranged on the inner lining members, and the inner lining members are made of polytetrafluoroethylene.

By adopting the technical scheme, the surface of the lining part made of the polytetrafluoroethylene material is smoother, the surface of the electromagnetic pen is not easily scratched during clamping, and the electromagnetic pen is protected.

Optionally, the second clamping member is provided with a pick-and-place groove.

Through adopting above-mentioned technical scheme, getting of getting setting up of putting the groove and being convenient for electromagnetic pen gets and puts, easy operation and quick is favorable to improving efficiency of software testing.

Optionally, an opening and closing member is arranged on the first clamping member.

Through adopting above-mentioned technical scheme, the setting of opening and shutting piece is convenient for open first holder and second holder, and is more laborsaving, more convenient during the operation, is favorable to improving efficiency of software testing.

In summary, the present application includes at least one of the following beneficial technical effects:

drive electromagnetic pen anchor clamps and electromagnetic pen through test cylinder and use the contact point of electromagnetic pen nib and test screen to rotate and continuously test through the testboard at the rotation in-process along the guide rail groove as the centre of a circle, rotate the angle between in-process nib and the test screen and constantly change to automatic multi-angle test that has realized the electromagnetic pen, efficiency of software testing is high, and the pressure of electromagnetic pen nib to test screen in the test process keeps unchangeable basically, and the test result degree of accuracy is high.

The nib and the test screen that cooperate through slide rail and slider and make the electromagnetic pen contact naturally under the action of gravity, avoid appearing the electromagnetic pen nib and test screen contact force too big and lead to the impaired condition of electromagnetic pen or test screen to the slip setting of guide rail plate also can be according to the length automatic adjustment height of electromagnetic pen, realizes the test of different specification electromagnetic pens, and the suitability is strong.

Mode through magnetism is inhaled makes first holder and second holder locking fix more making things convenient for opening and shutting of electromagnetic pen anchor clamps to the electromagnetic pen, can change the electromagnetic pen fast, and efficiency of software testing is high.

Drawings

FIG. 1 is a schematic diagram of a pen point of an electromagnetic pen perpendicular to a test screen according to an embodiment of the present application;

FIG. 2 is a schematic structural diagram of a test assembly according to an embodiment of the present application;

FIG. 3 is a schematic diagram of an electromagnetic pen tip at an angle of 45 degrees to a test screen according to an embodiment of the present application;

FIG. 4 is a schematic structural diagram of an electromagnetic pen holder according to an embodiment of the present application;

FIG. 5 is a schematic structural diagram of an electromagnetic pen fixture according to another perspective of the present application;

description of reference numerals: 1. a test bench; 11. testing a screen; 12. positioning blocks; 2. a mounting frame; 21. a sliding table cylinder; 3. a guide rail plate; 31. a guide rail groove; 32. a slider; 33. a second connecting member; 4. testing the cylinder; 41. a first rotating block; 5. an electromagnetic pen clamp; 51. a first clamping member; 511. opening and closing the piece; 52. a second clamping member; 521. a second turning block; 522. a taking and placing groove; 53. a lining member; 531. a pen slot; 54. mounting holes; 541. a through hole; 55. a magnet; 6. a roller; 7. a slide rail; 8. mounting a plate; 81. a first connecting member; 9. a counterweight spring.

Detailed Description

The present application is described in further detail below with reference to the attached drawings.

The embodiment of the application discloses electromagnetic pen nib signal testing arrangement. Referring to fig. 1, electromagnetic pen nib signal test device is including being used for carrying out the testboard 1 that tests electromagnetic pen nib signal, through bolt fixed mounting in the mounting bracket 2 of 1 upper surface one side of testboard and install the test component on mounting bracket 2, and test screen 11 has been placed to the upper surface of testboard 1, and test screen 11 is fixed in testboard 1 through locating piece 12 on, and test screen 11 is connected with testboard 1 electricity.

The test assembly comprises a guide rail plate 3 arranged on the mounting frame 2, a test cylinder 4 arranged on the guide rail plate 3 and an electromagnetic pen clamp 5 arranged on the guide rail plate 3 and used for clamping and fixing an electromagnetic pen to be tested, the test cylinder 4 is electrically connected with the test board 1 and is controlled through the test board 1, and a circular arc-shaped guide rail groove 31 is formed in the guide rail plate 3.

Referring to fig. 1 and 2, a roller 6 is rotatably mounted on one surface of the electromagnetic pen holder 5 adjacent to the guide rail plate 3, and the roller 6 is slidably fitted in the guide rail groove 31. The tail end of the cylinder body of the test cylinder 4 is hinged to the guide rail plate 3, the top end of the piston rod of the test cylinder 4 is fixedly provided with a first rotating block 41 through a bolt, a second rotating block 521 is fixedly arranged on the electromagnetic pen clamp 5, and the first rotating block 41 is hinged to the second rotating block 521.

The one side that the guide rail board 3 is close to the mounting bracket 2 has slider 32 through bolt fixed mounting, and fixed mounting has slide rail 7 with slider 32 matched with on the mounting bracket 2, and slider 32 and slide rail 7 are along vertical direction sliding fit so that guide rail board 3 can reciprocate, and for the stability when improving the slip, install two sliders 32 on the guide rail board 3 with sliding fit in slide rail 7. When the electromagnetic pen is placed in the electromagnetic pen fixture 5, the guide rail plate 3 slides downwards along the slide rail 7 under the action of gravity to enable the pen point of the electromagnetic pen to naturally contact with the test screen 11, and the contact point of the pen point of the electromagnetic pen and the test screen 11 is the circle center of an arc line where the guide rail groove 31 is located.

The test cylinder 4 can drive the electromagnetic pen clamp 5 to rotate along the guide rail groove 31 by taking the contact point of the electromagnetic pen nib and the test screen 11 as the circle center, and the angle between the electromagnetic pen nib and the test screen 11 is continuously changed in the rotation process, so that the multi-angle test of the electromagnetic pen nib is automatically realized. And the slidingtype installation of guide rail board 3 also can be according to the length automatic adjustment height of electromagnetic pen, realizes the test of different specification electromagnetic pens, has also avoided electromagnetic pen nib and test screen 11 contact force too big and lead to electromagnetic pen nib or test screen 11 impaired.

Referring to fig. 1 and 3, in the present embodiment, when the roller 6 is located at one end of the guide rail groove 31 close to the test cylinder 4, the pen point of the electromagnetic pen is perpendicular to the test screen 11, and when the roller 6 is located at one end of the guide rail groove 31 far from the test cylinder 4, the included angle between the pen point of the electromagnetic pen and the test screen 11 is 45 °, in other embodiments, the length of the guide rail groove 31 may be extended as required, so as to achieve detection of more angles.

In order to improve the stability when electromagnetism pen anchor clamps 5 rotate, be equipped with two guide rail grooves 31 on the guide rail board 3, rotate on the electromagnetism pen anchor clamps 5 and install four gyro wheels 6, every guide rail groove 31 sliding fit has two gyro wheels 6 to the contact point that electromagnetism pen nib and test screen 11 also can be guaranteed in setting up of two guide rail grooves 31 keeps fixed, and the test result is more accurate.

Referring to fig. 3, for the convenience of replacing the electromagnetic pen, a sliding table cylinder 21 is fixedly mounted on the mounting frame 2 through a bolt, the sliding table cylinder 21 is electrically connected with the test table 1, a piston rod of the sliding table cylinder 21 can move along the vertical direction, and the sliding rail 7 is fixedly mounted on a sliding table of the sliding table cylinder 21. When changing the electromagnetic pen, slip table cylinder 21 operation makes the slip table rise in order to drive slide rail 7 and guide rail board 3 and rise, and the nib and the test screen 11 of electromagnetic pen separate so that take out the electromagnetic pen this moment, and slip table cylinder 21 operation drives the nib and the test screen 11 contact that the slip table descends to make the electromagnetic pen test during the test.

In order to evenly disperse the force acting on the sliding table of the sliding table cylinder 21, the mounting plate 8 is fixedly mounted on the sliding table of the sliding table cylinder 21 through bolts, and the sliding rail 7 is fixedly mounted on the mounting plate 8 through bolts, so that the direct stress of the sliding table cylinder 21 is avoided, the direct disassembly and assembly operation on the sliding table of the sliding table cylinder 21 is also avoided, and the protection of the sliding table cylinder 21 is facilitated.

Referring to fig. 2, a first connecting member 81 is fixedly mounted on the side wall of the mounting plate 8 through a bolt, a second connecting member 33 is fixedly mounted on the side of the guide rail plate 3 facing the mounting frame 2 through a bolt, and a counterweight spring 9 is connected between the first connecting member 81 and the second connecting member 33. The force between the pen point of the electromagnetic pen and the test screen 11 can be adjusted according to the actual test working condition during testing, and the accuracy of the test result is improved.

Referring to fig. 4 and 5, the electromagnetic pen fixture 5 includes a first clamping member 51 and a second clamping member 52, a side edge of the first clamping member 51 and a side edge of the second clamping member 52 are hinged to each other through a hinge, the roller 6 is rotatably mounted on a surface of the second clamping member 52, the surface is away from the first clamping member 51, and the second rotating block 521 is fixedly mounted on the second clamping member 52 through a bolt. The inner sides of the first clamping piece 51 and the second clamping piece 52 are fixedly provided with lining pieces 53, the two lining pieces 53 are provided with pen grooves 531 for accommodating electromagnetic pens, and the first clamping piece 51 and the second clamping piece 52 are attached to realize fixation of the electromagnetic pens during testing.

In this embodiment, the lining member 53 is made of teflon to avoid scratching the surface of the electromagnetic pen, and the first clamping member 51 and the second clamping member 52 are made of aluminum alloy to ensure the overall structural strength of the electromagnetic pen fixture 5.

In order to realize the quick assembly and disassembly of the electromagnetic pen in the testing process, the first clamping piece 51 and the second clamping piece 52 are attached to each other in a magnetic attraction mode. One side that articulated department was kept away from to first holder 51 and second holder 52 all is equipped with four mounting holes 54, mounting hole 54 and interior lining member 53 crisscross setting, mounting hole 54 on the first holder 51 and the mounting hole 54 one-to-one on the second holder 52, equal fixed mounting has magnet 55 in every mounting hole 54, the magnetic force of accessible magnet 55 makes the laminating of first holder 51 and second holder 52 fix the electromagnetic pen after the electromagnetic pen is installed, it is more convenient that electromagnetic pen anchor clamps 5 open and shut, can change the electromagnetic pen fast, high efficiency.

Referring to fig. 4, in order to improve the firmness of the first clamping member 51 and the second clamping member 52 during the fitting process, a through hole 541 is formed in each mounting hole 54, the size of the through hole 541 is smaller than that of the mounting hole 54, and the through holes 541 in the two corresponding mounting holes 54 are oppositely arranged, so that the attraction force between the magnets 55 is stronger, and the electromagnetic pen fixture 5 is favorably locked.

One side of the second clamping piece 52 facing the first clamping piece 51 is provided with a taking and placing groove 522, and two sides of the taking and placing groove 522 penetrate through two sides of the second clamping piece 52, so that the electromagnetic pen is taken and placed more simply and rapidly, and the test efficiency is improved.

The side wall of the first clamping piece 51 is provided with an opening piece 511, the opening piece 511 and the first clamping piece 51 are integrated, and the opening piece 511 can be held when the first clamping piece 51 and the second clamping piece 52 are opened, so that the first clamping piece 51 can be opened by force, and the test efficiency can be improved.

The implementation principle of this application embodiment a electromagnetism pen nib signal testing arrangement is: during the test, drive electromagnetic pen anchor clamps 5 and electromagnetic pen through test cylinder 4 and use the contact point of electromagnetic pen nib and test screen 11 to rotate along guide rail groove 31 as the centre of a circle, rotate in-process and continuously carry out the signal test through testboard 1, rotate the angle between nib and the test screen 11 of in-process electromagnetic pen constantly to change, thereby the automatic multi-angle test that has realized the electromagnetic pen nib, the efficiency of software testing is high, the electromagnetic pen nib is natural gravity and keeps unchangeable basically to test screen 11's pressure in the test process, the test result degree of accuracy is high, also can avoid appearing the electromagnetic pen nib too big and lead to electromagnetic pen nib or test screen 11 impaired with test screen 11 contact force. And because the guide rail plate 3 is arranged for sliding, the height can be automatically adjusted according to the length of the electromagnetic pen, the test of the electromagnetic pens with different specifications is realized, and the applicability is strong.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.