CN215414331U - Knob switch test fixture - Google Patents
Knob switch test fixture Download PDFInfo
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- CN215414331U CN215414331U CN202121317451.XU CN202121317451U CN215414331U CN 215414331 U CN215414331 U CN 215414331U CN 202121317451 U CN202121317451 U CN 202121317451U CN 215414331 U CN215414331 U CN 215414331U
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- clamping jaw
- knob switch
- clamping
- product
- fixing seat
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Abstract
The utility model discloses a knob switch testing tool which comprises a support, a product fixing seat, a clamping mechanism, a torsion sensor, a coupler and a torsion motor, wherein the product fixing seat, the clamping mechanism, the torsion sensor, the coupler and the torsion motor are sequentially arranged on the support along the vertical direction; the product fixing seat is used for fixing a product to be tested, the clamping mechanism is used for clamping and fixing the knob switch, and the rotation axis of the knob switch is vertically arranged; the clamping mechanism is connected with a torque sensor, and the torque sensor is connected with a torque motor through a coupler. The knob switch testing tool can screen products with large rotation torsion values by measuring the torsion; meanwhile, the product is vertically fixed, so that the problem that the test value is inaccurate due to the influence of the gravity of the clamping mechanism caused by the starting force of the torsion motor driving the clamping mechanism can be solved; the scheme of rotating the torque sensor is used for testing, so that the height of the clamping mechanism can be reduced, the eccentric angle of a product is reduced, the product does not need to rotate after being fixed, the lateral force generated by the eccentric force is reduced, and the numerical value stability of the rotating angle is ensured.
Description
Technical Field
The utility model relates to a test device, in particular to a knob switch test tool.
Background
The crown is a common component of products such as watches, and functions such as APP switching and screen selection can be realized by rotating the crown. The crown of the product needs to be tested, and the test tool needs to drive the crown of the product to rotate 360 degrees so as to calibrate the crown angle of the product.
Meanwhile, the crown structure of the product needs to be compatible with a waterproof effect, the most important thing for the water resistance of the wristwatch is the sealing ring, the sealing ring is made of rubber, nylon or teflon, waterproof sealing is formed at the joint of glass, a ring opening, the bottom of the wristwatch and the head of the wristwatch, and the rotating force of the product cannot be too large in use, so that the rotating hand feeling of a client can be influenced, and therefore the product with a large rotating torque value needs to be tested and screened.
SUMMERY OF THE UTILITY MODEL
Based on the above, the technical problem to be solved by the utility model is to provide a knob switch testing tool which can perform a torsion test and has high testing accuracy.
In order to realize the purpose of the utility model, the utility model adopts the following technical scheme to realize:
a knob switch testing tool is characterized in that a knob switch is arranged on a product to be tested and comprises a support, a product fixing seat, a clamping mechanism, a torsion sensor, a coupler and a torsion motor, wherein the product fixing seat, the clamping mechanism, the torsion sensor, the coupler and the torsion motor are sequentially arranged on the support along the vertical direction; the product fixing seat is used for fixing a product to be tested, the clamping mechanism is used for clamping and fixing the knob switch, and the rotation axis of the knob switch is vertically arranged; the clamping mechanism is connected with the torque sensor, and the torque sensor is connected with the torque motor through a coupler.
Furthermore, the clamping mechanism comprises a clamping jaw fixing seat and a clamping jaw arranged on the clamping jaw fixing seat; the clamping jaw fixing seat is connected with the torque sensor, and the clamping jaw clamps and fixes the knob switch.
Further, the clamping jaw comprises two clamping jaw parts, a rotating shaft and an elastic piece which are oppositely arranged; the two clamping jaw parts are rotationally arranged on the rotating shaft, and the rotating shaft is horizontally arranged on the clamping jaw fixing seat; the knob switch is clamped between the two clamping claw parts, and the two clamping claw parts enable the clamping claws to keep a clamped state through the elastic piece.
Further, the clamping jaw device further comprises an unlocking mechanism, and the unlocking mechanism is used for enabling the clamping jaw to be disengaged from the knob switch.
Further, the unlocking mechanism comprises an unlocking clamping jaw and a driving part, wherein the unlocking clamping jaw comprises two unlocking clamping jaw parts which are respectively positioned on the outer sides of the two clamping jaw parts; the driving part drives the two unlocking clamping jaw parts to horizontally move oppositely, and one end of the clamping jaw part far away from the knob switch is extruded, so that the clamping jaw is in an unlocking state.
Further, the rotary switch further comprises an angle detection device, and the angle detection device is used for detecting the rotation angle of the rotary switch.
Furthermore, the angle detection device comprises a grating arranged on the support and a shielding piece fixed on the coupler.
Further, still include the shell, support, clamping mechanism, torque sensor, shaft coupling and torque motor set up in the inside of shell, the product fixing base set up in the top of support, the upper portion of product fixing base stretches out the shell.
Further, a display screen is arranged on the shell.
Further, the product to be tested is a watch, and the knob switch is a crown.
Compared with the prior art, the utility model has the advantages and positive effects that:
the knob switch testing tool can read and calibrate the rotation force value of the knob switch, and can screen out products with large crown torsion value caused by tilting of a crown shaft, dirt on the surface of a rotating optical shaft supplied material, uneven height during key assembly or dirt on a sensor due to improper assembly; meanwhile, the product is vertically fixed, so that the problem that the test value is inaccurate due to the influence of the gravity of the clamping mechanism caused by the starting force of the torsion motor driving the clamping mechanism can be solved; in addition, the product is vertically fixed, and the scheme through rotatory torque sensor tests, can reduce clamping mechanism's height, makes the eccentric angle of product reduce, and the product need not rotate after fixed, reduces the yawing force that the eccentric force produced, guarantees that rotation angle's numerical value is stable.
Other features and advantages of the present invention will become more apparent from the following detailed description of the utility model when taken in conjunction with the accompanying drawings.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
FIG. 1 is a schematic view of an appearance of a knob switch testing tool according to the present invention;
FIG. 2 is a schematic view of the internal structure of the knob switch testing tool of the present invention;
FIG. 3 is a sectional perspective view of the internal structure of the rotary switch testing tool of the present invention;
FIG. 4 is a schematic view of a clamping mechanism of the rotary switch testing tool of the present invention in a clamping state;
FIG. 5 is a schematic view of a clamping mechanism of the rotary switch testing tool of the present invention in an unlocked state;
FIG. 6 is a cross-sectional view of the internal structure of the rotary switch test fixture of the present invention;
description of reference numerals:
a housing 100; a display screen 110;
a bracket 200;
a product holder 300;
a clamping mechanism 400; a jaw fixing base 410; a clamping jaw 420; a claw portion 421; a rotating shaft 422; an elastic member 423;
an unlocking mechanism 500; unlocking the jaws 510;
a torque sensor 600;
a coupling 700;
a torque motor 800;
an angle detection device 900; a grating 910; a shielding sheet 920;
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
In the description of the present invention, it should be noted that the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected unless otherwise explicitly stated or limited. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art. In the foregoing description of embodiments, the particular features, structures, materials, or characteristics may be combined in any suitable manner in any one or more embodiments or examples.
The terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
Referring to fig. 1 to 6, a rotary switch 1100 is disposed on a product 1000 to be tested according to an embodiment of the rotary switch testing tool of the present invention. The product 1000 to be tested may be a wristwatch product 1000 such as a wristwatch, a smart watch, and the like, and the rotary switch 1100 is correspondingly a rotatable crown.
As shown in fig. 2 and 3, the test fixture includes a support 200, a product fixing seat 300, a clamping mechanism 400, a torque sensor 600, a coupler 700, and a torque motor 800, which are sequentially disposed on the support 200 along a vertical direction. The product holder 300 is used for fixing the product 1000 to be tested. The clamping mechanism 400 is used for clamping and fixing the rotary switch 1100, and the rotation axis of the rotary switch 1100 is vertically arranged. The clamping mechanism 400 is connected to the torque sensor 600, and the torque sensor 600 is connected to the torque motor 800 through the coupling 700. In this embodiment, the product fixing base 300, the clamping mechanism 400, the torque sensor 600, the coupling 700 and the torque motor 800 are sequentially disposed on the bracket 200 from top to bottom.
The working process of the test tool is as follows: the product 1000 is fixed on the product fixing seat 300, the knob switch 1100 of the product 1000 is clamped by the clamping mechanism 400, the torsion motor 800 works, and the torsion sensor 600 measures the torsion required by the rotation of the knob switch 1100.
The test tool can read and calibrate the rotation force value of the crown, and can screen out a product 1000 with a large crown torsion value caused by tilting of a crown shaft, dirt on the surface of a rotating optical axis material, uneven height during key assembly or dirt on a sensor due to improper assembly; meanwhile, the product 1000 is vertically fixed, so that the problem that the test value is inaccurate due to the influence of the gravity of the clamping mechanism 400 on the starting force of the torsion motor 800 driving the clamping mechanism 400 can be solved; in addition, product 1000 is vertically fixed, tests through the scheme of rotating torque sensor 600, can reduce clamping mechanism 400's height, makes product 1000's eccentric angle reduce, and product 1000 need not rotate after fixed, reduces the lateral force that eccentric force produced, guarantees that the numerical value of rotation angle is stable.
Further, the test fixture further comprises an angle detection device 900, the angle detection device 900 is used for detecting the rotation angle of the knob switch 1100, and angle calibration can be performed on the crown. Specifically, as shown in fig. 6, the angle detection device 900 includes a grating 910 disposed on the bracket 200 and a shielding plate 920 fixed to the coupler 700. The rotation angle is detected by the shielding of the grating 910 by the shielding sheet 920 during the rotation. The torque motor 800 is preferably a stepper motor. During angle calibration, firstly, the tool sends an instruction to detect the initial position of the shielding sheet 920 on the grating 910, then the torque motor 800 rotates for 360 degrees, and whether the rotation starts is judged through the grating 910 in the rotation process; after the motor is rotated, the position of 360 ° is detected by the grating 910 and the shielding piece 920. In other embodiments, the housekeeping detection device 900 may also employ an angle sensor or the like.
In the present embodiment, the clamping mechanism 400 includes a clamping jaw fixing base 410 and a clamping jaw 420 disposed on the clamping jaw fixing base 410. Wherein, the clamping jaw fixing base 410 is connected with the torque sensor 600, and the clamping jaw 420 clamps and fixes the knob switch 1100.
Specifically, referring to fig. 4 and 5, the clamping jaw 420 includes two oppositely disposed clamping jaw portions 421, a rotating shaft 422, and an elastic member 423. The two clamping jaw portions 421 are rotatably disposed on the rotating shaft 422, and the rotating shaft 422 is horizontally disposed on the clamping jaw fixing base 410. The knob switch 1100 is held between the two claw portions 421, and the two claw portions 421 hold the holding jaw 420 in a held state by the elastic member 423. The elastic member 423 is preferably a spring.
The test fixture further includes an unlocking mechanism 500, and the unlocking mechanism 500 is used for disengaging the clamping jaw 420 from the knob switch 1100. Specifically, referring to fig. 4 and 5, the unlocking mechanism 500 includes an unlocking jaw 510 and a driving member. The drive member is preferably a cylinder. The unlocking jaw 510 includes two unlocking jaw 510 portions 421, which are located outside the two jaw portions 421, respectively. The driving member drives the two unlocking clamping jaws 510 and 421 to move horizontally and oppositely, presses one end of the clamping jaw 421 far away from the knob switch 1100, compresses the spring, and enables the two clamping jaw 421 to be separated outwards, so that the clamping jaw 420 is in an unlocking state. The two unlocking jaws 510 are 421 moved horizontally away from each other, and the spring is reset, so that the jaws 420 clamp the rotary switch 1100.
In this embodiment, as shown in fig. 1, the test fixture further includes a housing 100. The bracket 200, the clamping mechanism 400, the torque sensor 600, the coupling 700, and the torque motor 800 are disposed inside the housing 100. The upper portion of the product holder 300 extends out of the housing 100, facilitating the placement and fixation of the product 1000. The housing 100 is further provided with various electrical control buttons and a display screen 110, and the display screen 110 can be used for displaying numerical values such as pressure, torque and the like.
The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions.
Claims (10)
1. A knob switch testing tool is characterized by comprising a support, a product fixing seat, a clamping mechanism, a torsion sensor, a coupler and a torsion motor, wherein the product fixing seat, the clamping mechanism, the torsion sensor, the coupler and the torsion motor are sequentially arranged on the support along a vertical direction; the product fixing seat is used for fixing a product to be tested, the clamping mechanism is used for clamping and fixing the knob switch, and the rotation axis of the knob switch is vertically arranged; the clamping mechanism is connected with the torque sensor, and the torque sensor is connected with the torque motor through a coupler.
2. The knob switch testing tool according to claim 1, wherein the clamping mechanism comprises a clamping jaw fixing seat and a clamping jaw arranged on the clamping jaw fixing seat; the clamping jaw fixing seat is connected with the torque sensor, and the clamping jaw clamps and fixes the knob switch.
3. The knob switch testing tool according to claim 2, wherein the clamping jaw comprises two clamping jaw portions, a rotating shaft and an elastic piece which are arranged oppositely; the two clamping jaw parts are rotationally arranged on the rotating shaft, and the rotating shaft is horizontally arranged on the clamping jaw fixing seat; the knob switch is clamped between the two clamping claw parts, and the two clamping claw parts enable the clamping claws to keep a clamped state through the elastic piece.
4. The rotary switch test tool of claim 3, further comprising an unlocking mechanism, wherein the unlocking mechanism is used for enabling the clamping jaw to be disengaged from the rotary switch.
5. The knob switch test fixture according to claim 4, wherein the unlocking mechanism comprises an unlocking clamping jaw and a driving part, the unlocking clamping jaw comprises two unlocking clamping jaw portions which are respectively positioned on the outer sides of the two clamping jaw portions; the driving part drives the two unlocking clamping jaw parts to horizontally move oppositely, and one end of the clamping jaw part far away from the knob switch is extruded, so that the clamping jaw is in an unlocking state.
6. The rotary switch test tool according to claim 1, further comprising an angle detection device for detecting a rotation angle of the rotary switch.
7. The knob switch test tool according to claim 6, wherein the angle detection device comprises a grating arranged on the bracket and a shielding piece fixed on the coupler.
8. The knob switch testing tool according to any one of claims 1 to 7, further comprising a housing, wherein the support, the clamping mechanism, the torsion sensor, the coupler and the torsion motor are arranged inside the housing, the product fixing seat is arranged at the top end of the support, and the upper portion of the product fixing seat extends out of the housing.
9. The rotary switch test fixture of claim 8, wherein a display screen is disposed on the housing.
10. The knob switch test tool according to any one of claims 1 to 7, wherein the product to be tested is a watch, and the knob switch is a crown.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121317451.XU CN215414331U (en) | 2021-06-11 | 2021-06-11 | Knob switch test fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121317451.XU CN215414331U (en) | 2021-06-11 | 2021-06-11 | Knob switch test fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215414331U true CN215414331U (en) | 2022-01-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121317451.XU Active CN215414331U (en) | 2021-06-11 | 2021-06-11 | Knob switch test fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215414331U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117168796A (en) * | 2023-10-26 | 2023-12-05 | 昆山玮硕恒基智能科技股份有限公司 | Torsion test equipment of pivot structure |
-
2021
- 2021-06-11 CN CN202121317451.XU patent/CN215414331U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117168796A (en) * | 2023-10-26 | 2023-12-05 | 昆山玮硕恒基智能科技股份有限公司 | Torsion test equipment of pivot structure |
| CN117168796B (en) * | 2023-10-26 | 2024-02-20 | 昆山玮硕恒基智能科技股份有限公司 | Torsion test equipment of pivot structure |
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