CN211905541U - Optical axis voltage correction mechanism - Google Patents
Optical axis voltage correction mechanism Download PDFInfo
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- CN211905541U CN211905541U CN201922388572.2U CN201922388572U CN211905541U CN 211905541 U CN211905541 U CN 211905541U CN 201922388572 U CN201922388572 U CN 201922388572U CN 211905541 U CN211905541 U CN 211905541U
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- optical axis
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- bracket
- correction mechanism
- voltage correction
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Abstract
The utility model discloses an optical axis voltage correction mechanism, it includes elevating gear, install the elevating platform on elevating gear, install in the pressure sensor of elevating platform lower extreme and install bracket and the plural number of installing in the pressure sensor lower extreme with but height-adjusting's mode install on the bracket and with the optical axis keyboard in all optical axis word key one-to-one's weight test depression bar module, weight test depression bar module is including wearing to locate in the bracket and the gliding test depression bar of bracket relatively, install on the test depression bar and be used for adjusting the solid fixed ring of altitude mixture control and a plurality of free sleeves of this test depression bar relative bracket height and locate the weight on this test depression bar. The utility model can be pressed on all optical axis character keys in the optical axis keyboard in one time, and can meet the test requirement, thereby greatly improving the working efficiency; if when changing other optical axis keyboards, also can satisfy the test requirement through the height that the solid fixed ring of altitude mixture control adjusted test depression bar, its commonality is extremely strong, and it is very convenient to use.
Description
The technical field is as follows:
the utility model relates to an optical axis detects the correction technical field, refers in particular to an optical axis voltage aligning gear.
Background art:
the optical axis keyboard is a novel keyboard in recent years, and is characterized in that a brand-new optical sensing identification technology is added on the basis of the traditional mechanical key axis technology, and the traditional contact plectrum is replaced by an optical sensing component, so that some problems of the traditional contact type mechanical switch are improved. The optical axis technology adopts infrared optical induction, no contact point is not abraded when the optical axis technology is conducted, meanwhile, an optical type mechanical signal is an optical pulse, the output waveform is clean and zero-noise, the problem of contact jitter is completely eliminated, and overspeed response can be realized within 1ms when a key is clicked.
After the optical axis keyboard is assembled, voltage correction needs to be carried out on the optical axis character key, namely, the optical axis character key needs to be pressed down by adopting a correction mechanism so that voltage detection and correction can be carried out on other mechanisms. However, the correction mechanism in the prior art can only press one optical axis key at a time, so that the working efficiency is low, and the optical axis key with one height can only be pressed, if the optical axis keys with different heights are replaced, a new correction mechanism needs to be replaced, and the use is very inconvenient.
In view of the above, the present inventors propose the following.
The utility model has the following contents:
an object of the utility model is to overcome prior art not enough, provide an optical axis voltage correction mechanism.
In order to solve the technical problem, the utility model discloses a following technical scheme: the optical axis voltage correction mechanism comprises a lifting device, a lifting platform, a pressure sensor, a bracket and a plurality of weight test compression bar modules, wherein the lifting platform is installed on the lifting device and can be driven by the lifting device to lift, the pressure sensor is installed at the lower end of the lifting platform, the bracket is installed at the lower end of the pressure sensor, the plurality of weight test compression bar modules are installed on the bracket in a height-adjustable mode and correspond to all optical axis character keys in an optical axis keyboard one by one, and each weight test compression bar module comprises a test compression bar, a height adjusting fixing ring and a plurality of weights, the test compression bar is arranged in the bracket in a penetrating mode and can slide relative to the bracket, the height adjusting fixing ring is installed on the test.
Furthermore, among the above-mentioned technical scheme, the bracket is including roof, a plurality of connecting rods of installing in this roof periphery and install in the layer board of this connecting rod lower extreme, and this test depression bar wears to locate on this layer board, and the solid fixed ring lower extreme face of this altitude mixture control contacts with this layer board.
Furthermore, in the above technical solution, the support plate is further provided with a sliding sleeve, and the test pressure rod penetrates through the sliding sleeve.
Furthermore, among the above-mentioned technical scheme, the test depression bar is including main part pole and integrated into one piece in this main part pole upper end and the last body of rod that the size is less than this main part pole size and the test button head that is fixed in this main part pole lower extreme, go up the body of rod pass this sliding sleeve and with solid fixed ring fixed connection of altitude mixture control, the weight cover is located on this last body of rod to place in this solid fixed ring upper end of altitude mixture control.
Furthermore, in the above technical scheme, the lower end of the main body rod is provided with a connecting column, and the test round head is sleeved on the connecting column and can be detached relative to the connecting column.
Furthermore, among the above-mentioned technical scheme, the test button head is the POM button head, and this POM button head has an installation groove to locate on this spliced pole through this installation groove cover, and form the interference fit assembly.
Furthermore, in the above technical scheme, the height adjusting fixing ring is in a non-closed ring shape, an opening of the height adjusting fixing ring is drawn close and locked by a screw, and two sides of the opening of the height adjusting fixing ring are respectively provided with a through hole and a screw hole.
Furthermore, in the above technical solution, the lifting device is driven by a servo motor in cooperation with a lead screw.
After the technical scheme is adopted, compared with the prior art, the utility model has following beneficial effect: the utility model can be pressed on all optical axis character keys in the optical axis keyboard in one time, and can meet the test requirement, thereby greatly improving the working efficiency; if change the keyboard of the optical axis word key of co-altitude, also can adjust the height of test depression bar through the solid fixed ring of altitude mixture control, equally can once only to pressing on all optical axis word keys in the optical axis keyboard to satisfy the test requirement, its commonality is extremely strong, and it is very convenient to use, the order the utility model discloses extremely strong market competition has.
Description of the drawings:
fig. 1 is a perspective view of the present invention;
FIG. 2 is a perspective view of a test strut of the present invention;
fig. 3 is an exploded perspective view of the middle test press rod of the present invention.
The specific implementation mode is as follows:
the present invention will be further described with reference to the following specific embodiments and accompanying drawings.
As shown in fig. 1-3, an optical axis voltage calibration mechanism includes a lifting device 1, a lifting platform 2 installed on the lifting device 1 and driven by the lifting device 1 to achieve lifting, a pressure sensor 3 installed at the lower end of the lifting platform 2, a bracket 4 installed at the lower end of the pressure sensor 3, and a plurality of weight test compression bar modules 5 installed on the bracket 4 in a height-adjustable manner and corresponding to all optical axis keys in an optical axis keyboard one-to-one, wherein each weight test compression bar module 5 includes a test compression bar 51 inserted into the bracket 4 and capable of sliding relative to the bracket 4, a height adjustment fixing ring 52 installed on the test compression bar 51 and used for adjusting the height of the test compression bar 51 relative to the bracket 4, and a plurality of weights 53 freely sleeved on the test compression bar 51. When the utility model is used, because the heights of all optical axis keys in the optical axis keyboard are different, the lifting platform 2 and the bracket 4 are driven to descend by the lifting device 1, all the test pressing rods 51 can press all the optical axis keys in the optical axis keyboard at one time and press to the bottom, at the moment, the test pressing rods 51 can be jacked up, the weights 53 can also rise along with the test pressing rods 51, and because the heights of all the optical axis keys are different, the heights of the weights 53 rise are different, at the moment, the height adjusting fixing ring 52 can be pressed and adjusted to contact with the bracket 4 at the lower end surface, the height adjusting fixing ring 52 is locked again, all the test pressing rods 51 press each optical axis key in the keyboard to the bottom, thereby ensuring that all the test pressing rods 51 can press all the optical axis keys in the optical axis keyboard at one time, and meeting the test requirement, whether all the weights are pressed to the bottom by the keys can be detected by the pressure sensor, the optical axis character key can be pressed down to any position 0-3mm away from the bottom at the test pressure lever 51 to stop, and the voltage data can be corrected. In addition, if the keyboard with different optical axis character key heights is tested, the keyboard can be adjusted in a mode of adjusting the proper height of the test pressing rod 51, so that the test pressing rod 51 can meet the test requirement, namely, the utility model can be pressed on all the optical axis character keys in the optical axis keyboard in a one-time manner, and can meet the test requirement, thereby greatly improving the working efficiency; if when changing the keyboard of the optical axis word key of co-altitude, also can adjust the height of test depression bar 51 through the solid fixed ring 52 of altitude mixture control, equally can once only to pressing on all optical axis word keys in the optical axis keyboard to satisfy the test requirement, its commonality is extremely strong, and it is very convenient to use, the order the utility model discloses extremely strong market competition has.
The bracket 4 comprises a top plate 41, a plurality of connecting rods 42 arranged on the periphery of the top plate 41 and a supporting plate 43 arranged at the lower end of the connecting rods 42, the testing pressure rod 51 is arranged on the supporting plate 43 in a penetrating way, and the lower end face of the height adjusting fixing ring 52 is in contact with the supporting plate 43, so that the testing pressure rod 51 is pressed down under the weight of the weight to stably penetrate through the supporting plate 43.
The supporting plate 43 is further provided with a sliding sleeve 531, and the testing pressure rod 51 penetrates through the sliding sleeve 531, so that the testing pressure rod 51 can slide up and down.
The testing pressure lever 51 comprises a main body lever 511, an upper lever body 512 integrally formed at the upper end of the main body lever 511 and having a size smaller than that of the main body lever 511, and a testing round head 513 fixed at the lower end of the main body lever 511, wherein the upper lever body 512 penetrates through the sliding sleeve 531 and is fixedly connected with the height adjusting fixing ring 52, and the weight 53 is sleeved on the upper lever body 512 and is arranged at the upper end of the height adjusting fixing ring 52.
The lower end of the main body rod 511 is provided with a connecting column 515, and the testing round head 513 is sleeved on the connecting column 515 and can be detached relative to the connecting column 515.
The test button head 513 is a POM button head, the POM button head can prevent abrasion of the optical axis key, the POM button head is provided with a mounting groove 514, the mounting groove 514 is sleeved on the connecting column 515, and interference fit assembly is formed, so that the stability of the structure is guaranteed.
The height adjusting fixing ring 52 is in a non-closed ring shape, the opening of the height adjusting fixing ring 52 is closed and locked by a screw 521, two sides of the opening of the height adjusting fixing ring 52 are respectively provided with a through hole and a screw hole, the screw 521 passes through the through hole to be screwed into the screw hole, so that the height adjusting fixing ring 52 is clamped and fixed on the testing pressure rod 51, when the screw 521 is loosened, the height of the height adjusting fixing ring 52 relative to the testing pressure rod 51 can be adjusted, and the height of the testing pressure rod 51 can be adjusted.
The lifting device 1 is driven by a servo motor matched with a screw rod, the operation progress is high, and precise measurement can be realized.
To sum up, the utility model discloses when using, because the height of all optical axis word keys differs in the optical axis keyboard, need this elevating platform 2 of elevating gear 1 drive and bracket 4 to descend, make all test depression bars 51 can once only press all optical axis word keys in the optical axis keyboard, and press to the end, at this moment, test depression bar 51 can be by jack-up, weight 53 also can rise along with test depression bar 51, and because the height of these all optical axis word keys differs, lead to the difference in the height that weight 53 rises, can press this height adjustment solid fixed ring 52 of regulation this moment to its terminal surface and bracket 4 after contact down, lock this height adjustment solid fixed ring 52 again, make all test depression bars 51 press to the end with every optical axis word key in the keyboard one by one, with this guarantee that all test depression bars 51 can once only press on all optical axis word keys in the optical axis keyboard, and can satisfy the test requirement; in addition, if the keyboard with different optical axis character key heights is tested, the keyboard can be adjusted in a mode of adjusting the proper height of the test pressing rod 51, so that the test pressing rod 51 can meet the test requirement, namely, the utility model can be pressed on all the optical axis character keys in the optical axis keyboard in a one-time manner, and can meet the test requirement, thereby greatly improving the working efficiency; if when changing the keyboard of the optical axis word key of co-altitude, also can adjust the height of test depression bar 51 through the solid fixed ring 52 of altitude mixture control, equally can once only to pressing on all optical axis word keys in the optical axis keyboard to satisfy the test requirement, its commonality is extremely strong, and it is very convenient to use, the order the utility model discloses extremely strong market competition has.
Of course, the above description is only an exemplary embodiment of the present invention, and not intended to limit the scope of the present invention, and all equivalent changes and modifications made by the constructions, features, and principles of the present invention in accordance with the claims of the present invention are intended to be included in the scope of the present invention.
Claims (8)
1. An optical axis voltage correction mechanism characterized in that: which comprises a lifting device (1), a lifting platform (2) which is arranged on the lifting device (1) and can be driven by the lifting device (1) to realize lifting, a pressure sensor (3) which is arranged at the lower end of the lifting platform (2), a bracket (4) which is arranged at the lower end of the pressure sensor (3) and a plurality of weight test compression bar modules (5) which are arranged on the bracket (4) in a height-adjustable way and correspond to all optical axis character keys in an optical axis keyboard one by one, the weight test compression bar module (5) comprises a test compression bar (51) which is arranged in the bracket (4) in a penetrating way and can slide relative to the bracket (4), a height adjusting fixing ring (52) which is arranged on the test compression bar (51) and is used for adjusting the height of the test compression bar (51) relative to the bracket (4), and a plurality of weights (53) which are freely sleeved on the test compression bar (51).
2. An optical axis voltage correction mechanism according to claim 1, characterized in that: the bracket (4) comprises a top plate (41), a plurality of connecting rods (42) arranged on the periphery of the top plate (41) and a supporting plate (43) arranged at the lower end of the connecting rods (42), the testing pressure rod (51) penetrates through the supporting plate (43), and the lower end face of the height adjusting fixing ring (52) is in contact with the supporting plate (43).
3. An optical axis voltage correction mechanism according to claim 2, characterized in that: the supporting plate (43) is also provided with a sliding sleeve (531), and the testing pressure rod (51) penetrates through the sliding sleeve (531).
4. An optical axis voltage correction mechanism according to claim 3, characterized in that: the testing pressure lever (51) comprises a main body lever (511), an upper lever body (512) which is integrally formed at the upper end of the main body lever (511) and has the size smaller than that of the main body lever (511), and a testing round head (513) which is fixed at the lower end of the main body lever (511), wherein the upper lever body (512) penetrates through the sliding sleeve (531) and is fixedly connected with the height adjusting fixing ring (52), and the weight (53) is sleeved on the upper lever body (512) and is arranged at the upper end of the height adjusting fixing ring (52).
5. The optical axis voltage correction mechanism according to claim 4, characterized in that: the lower end of the main body rod (511) is provided with a connecting column (515), and the testing round head (513) is sleeved on the connecting column (515) and can be detached relative to the connecting column (515).
6. An optical axis voltage correction mechanism according to claim 5, characterized in that: the test round head (513) is a POM round head, the POM round head is provided with an installation groove (514), the installation groove (514) is sleeved on the connecting column (515), and interference fit assembly is formed.
7. An optical axis voltage correction mechanism according to any one of claims 1 to 6, characterized in that: the height adjusting fixing ring (52) is in a non-closed ring shape, the opening of the height adjusting fixing ring (52) is pulled to be locked through a screw (521), and two sides of the opening of the height adjusting fixing ring (52) are respectively provided with a through hole and a screw hole.
8. An optical axis voltage correction mechanism according to any one of claims 1 to 6, characterized in that: the lifting device (1) is driven by a servo motor matched with a screw rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922388572.2U CN211905541U (en) | 2019-12-26 | 2019-12-26 | Optical axis voltage correction mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922388572.2U CN211905541U (en) | 2019-12-26 | 2019-12-26 | Optical axis voltage correction mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211905541U true CN211905541U (en) | 2020-11-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922388572.2U Active CN211905541U (en) | 2019-12-26 | 2019-12-26 | Optical axis voltage correction mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211905541U (en) |
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2019
- 2019-12-26 CN CN201922388572.2U patent/CN211905541U/en active Active
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