CN209894900U

CN209894900U - Delta parallel structure-based mouse track performance detection device

Info

Publication number: CN209894900U
Application number: CN201920369678.5U
Authority: CN
Inventors: 宫凯; 吴梦瑶; 郑彩燕
Original assignee: Lingnan Normal University
Current assignee: Lingnan Normal University
Priority date: 2019-03-21
Filing date: 2019-03-21
Publication date: 2020-01-03
Anticipated expiration: 2029-03-21

Abstract

The utility model relates to a mouse orbit performance detection device based on delta parallel structure. The device comprises a driving mechanism based on a delta parallel structure, a striking mechanism and a fixing mechanism, wherein the fixing mechanism is connected with a parallel arm of the driving mechanism, and the striking mechanism is arranged on the fixing mechanism; the striking mechanism comprises an electromagnet, an electrified coil and a single chip microcomputer system, the electromagnet is slidably mounted on the fixing mechanism, the electrified coil is electrically connected with the single chip microcomputer system, and the electromagnet is located in a magnetic field generated by the electrified coil. The utility model adopts the electrified coil and the electromagnet to replace pneumatic and mechanical transmission striking devices in the prior art, and has simple structure, small volume and convenient adjustment; the delta parallel structure is adopted, the spatial freedom degree is good, the mouse performance can be more accurately detected, the mouse testing efficiency and accuracy are improved, the detection error can be reduced, and the labor intensity of operators is reduced; the utility model has the advantages of simple structure, easily operation, can be extensive detect mouse production occasion and use.

Description

Delta parallel structure-based mouse track performance detection device

Technical Field

The utility model relates to a mouse performance detects technical field, more specifically relates to a mouse orbit performance detection device based on delta parallelly connected structure.

Background

The factory must check each product in the mouse production to ensure the product quality. At present, the detection modes of functions such as left and right keys of a mouse, a middle roller key and the like are mostly manually carried out item by item, the detection modes are mixed with too much subjective consciousness, and the data accuracy is greatly influenced by a detector. At present, some devices detect physical indexes of the mouse, such as the service lives of keys and a roller, or simply detect the performance of the mouse and the performance of parts, but the physical indexes cannot represent the overall performance of the mouse. For example, a mouse with a high DPI (dots per inch) is not equal to a better mouse performance, and some mice have a high DPI, but do not represent a mouse and do not drift.

At present, some mouse detection instruments generally use a serial mechanism to detect, and rely on a sensitivity test screen of the serial mechanism when performing automatic detection. Such conventional detection mechanisms have the following disadvantages: 1. the frame and the movement are too large, so that the structure is easy to deform; 2. acceleration of the feed shaft is not likely to cause dynamic errors.

SUMMERY OF THE UTILITY MODEL

The utility model discloses an overcome above-mentioned prior art at least a defect, provide a mouse orbit performance detection device based on delta parallelly connected structure, adopt electrical coil and electro-magnet to replace among the prior art pneumatics and mechanical transmission to hit and beat the device, simple structure, small, it is convenient to adjust.

In order to solve the technical problem, the utility model discloses a technical scheme is: a mouse track performance detection device based on a delta parallel structure comprises a driving mechanism based on the delta parallel structure, a striking mechanism used for clicking a mouse key and a fixing mechanism used for fixing a mouse, wherein the fixing mechanism is connected with a parallel arm of the driving mechanism, and the striking mechanism is installed on the fixing mechanism; strike mechanism include electro-magnet, circular telegram coil and single chip microcomputer system, the electro-magnet slidable formula is installed on fixed establishment, circular telegram coil and single chip microcomputer system electric connection, the electro-magnet be located the produced magnetic field of circular telegram coil. When the mouse is used, the mouse is fixed on the driving device through the fixing mechanism, the striking device is also fixed on the fixing mechanism, the striking device is directly aligned to the keys on the mouse when being installed, namely the electromagnets are aligned to the left key and the right key of the mouse one by one, the striking device generates pulse current through the singlechip system by means of current, the pulse current flows through the electrified coil, the electrified coil periodically generates a magnetic field, the electromagnets move in the magnetic field, electric energy is converted into mechanical energy, vertical striking motion is realized, the left key and the right key of the mouse are struck, and the purpose of detection is achieved. The electric coil and the electromagnet are adopted to replace pneumatic and mechanical transmission striking devices in the prior art, the structure is simple, the size is small, and the adjustment is convenient.

Furthermore, the driving mechanism comprises a top frame, a bottom frame, a polished rod, a sliding block, a parallel arm, a converter and a motor, wherein the top frame and the bottom frame are connected through the polished rod to form a triangular prism structure, and the three polished rods form three edges of the triangular prism; a sliding block is sleeved on each polished rod in a sliding mode, one end of each parallel arm is hinged to the corresponding sliding block, the other end of each parallel arm is hinged to the corresponding converter, and the fixing mechanism is arranged on the corresponding converter; each sliding block is respectively connected with a motor, and the motor can drive the sliding blocks to move back and forth along the polished rod. The delta structure consists of a fixed platform (a top frame and a bottom frame), a movable platform (a converter) and 3 parallel arms for connecting the two platforms, wherein the 3 parallel arms are symmetrically distributed at the center of the fixed platform and have the same kinematic chain, and each parallel arm contains a parallelogram mechanism. One end of the parallelogram mechanism is connected with the sliding block, the other end of the parallelogram mechanism is connected with the converter, and the converter is connected with the fixing mechanism of the device. The first motor, the second motor and the third motor are respectively used, and the three motors are used for jointly controlling the fixing mechanism to move in X, Y, Z three directions, so that the fixing mechanism can move on the test platform. The three motors are connected with the three sliding blocks through belts, and the sliding blocks move through the transmission of the belts to control the delta parallel mechanical structure to move.

Furthermore, the fixing mechanism comprises a shell, a sucker and a locking screw; the shell is provided with a mounting groove for placing a mouse, the sucker is fixed in the mounting groove and is used for sucking the mouse, the side wall of the mounting groove is provided with a threaded through hole, and the locking screw is arranged in the threaded through hole; the top of the mounting groove is provided with mounting holes which correspond to the mouse buttons one by one, and the electromagnets are arranged in the mounting holes. The mouse is placed in the mounting groove, one side of the mouse with the keys is sucked by the sucking disc, one side of the cursor is located on one side of the notch of the mounting groove, and the two sides of the mouse are further fixed by adjusting the locking screws.

Furthermore, both ends of each polished rod are provided with limit switches for limiting the movement stroke of the slide block. The limit switch is arranged to limit the movement stroke of the sliding block, and when the sliding block contacts the limit switch, the sliding block moves in the opposite direction, so that the sliding block is prevented from directly colliding on the top frame or the bottom frame.

Further, the lengths of the three parallel arms are equal.

Furthermore, the motor is connected with the sliding block through a belt. The motor drives the belt to move so as to drive the sliding block to slide.

Furthermore, the converter is provided with rotating shafts which correspond to the three parallel arms one to one, and the converter is rotatably connected with the parallel arms through the rotating shafts; each sliding block is provided with a rotating shaft, and the sliding blocks are rotatably connected with the parallel arms through the rotating shafts. The Delta robot belongs to a high-speed and light-load parallel robot, generally captures a target object through a teaching programming or vision system, and realizes the operations of transportation, processing and the like of the target object by fixing the space position of a movable platform center (TCP) through three parallel servo shafts. Delta robots are widely used in the market due to their characteristics of light weight, small size, fast movement speed, accurate positioning, low cost, high efficiency, etc.

The utility model discloses this kind of typical space three degree of freedom parallel mechanism of chooseing for use, overall structure is accurate, compact, and the drive division equipartition is in fixed platform, and these characteristics make it have following characteristic: 1. the bearing capacity is strong, the rigidity is large, the dead weight load ratio is small, and the dynamic performance is good; 2. the parallel three-degree-of-freedom mechanical arm structure has high repeated positioning precision. The mouse performance can be more accurately detected, the efficiency and the accuracy of mouse testing are improved, the detection error can be reduced, and the labor intensity of operators is reduced; 3. the utility model has the advantages of simple structure, easily operation, can be extensive detect mouse production occasion and use.

Furthermore, the middle part of the converter is provided with an installation column for installing a fixing mechanism, and the installation column is provided with an external thread structure; and a threaded hole corresponding to the mounting column is formed in the shell of the fixing mechanism. The threaded hole in the fixing mechanism is sleeved on the mounting column on the converter, so that the fixing mechanism and the converter can be detachably mounted.

Furthermore, a working platform is arranged on one side, facing the top frame, of the bottom frame. During testing, the mouse can be placed on the working platform for testing, namely, the mouse can move on the working platform.

Compared with the prior art, the beneficial effects are: the utility model provides a delta parallel structure-based mouse track performance detection device, which adopts an electrified coil and an electromagnet to replace pneumatic and mechanical transmission striking devices in the prior art, and has simple structure, small volume and convenient adjustment; the delta parallel structure is adopted, the spatial freedom degree is good, the mouse performance can be more accurately detected, the mouse testing efficiency and accuracy are improved, the detection error can be reduced, and the labor intensity of operators is reduced; the utility model has the advantages of simple structure, easily operation, can be extensive detect mouse production occasion and use.

Drawings

Fig. 1 is a schematic view of the overall structure of the first view angle of the present invention.

Fig. 2 is a schematic view of the overall structure of the second viewing angle of the present invention.

Fig. 3 is a schematic diagram of the converter structure of the present invention.

Fig. 4 is a schematic structural diagram of the fixing mechanism of the present invention.

Fig. 5 is a schematic view of the connection between the fixing mechanism and the converter according to the present invention.

Fig. 6 is a schematic structural diagram of the mouse of the present invention mounted on the fixing mechanism.

Detailed Description

The drawings are for illustrative purposes only and are not to be construed as limiting the invention; for the purpose of better illustrating the embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted. The positional relationships depicted in the drawings are for illustrative purposes only and are not to be construed as limiting the invention.

Example 1:

as shown in fig. 1 and 2, a device for detecting the performance of a mouse track based on a delta parallel structure comprises a driving mechanism 1 based on the delta parallel structure, a striking mechanism for clicking a mouse key and a fixing mechanism 2 for fixing a mouse, wherein the fixing mechanism 2 is connected with a parallel arm 15 of the driving mechanism 1, and the striking mechanism is installed on the fixing mechanism 2; the striking mechanism comprises an electromagnet, an electrified coil and a single chip microcomputer system, the electromagnet is slidably mounted on the fixing mechanism 2, the electrified coil is electrically connected with the single chip microcomputer system, and the electromagnet is located in a magnetic field generated by the electrified coil. When the mouse is used, the mouse is fixed on the driving device through the fixing mechanism 2, the striking device is also fixed on the fixing mechanism 2, the striking device is directly aligned to the keys on the mouse when being installed, namely the electromagnets are aligned to the left key and the right key of the mouse one by one, the striking device generates pulse current through the single chip microcomputer system by means of the current, the pulse current flows through the electrified coil, the electrified coil periodically generates a magnetic field, the electromagnets move in the magnetic field, electric energy is converted into mechanical energy, vertical striking motion is achieved, the left key and the right key of the mouse are struck, and the purpose of detection is achieved. The electric coil and the electromagnet are adopted to replace pneumatic and mechanical transmission striking devices in the prior art, the structure is simple, the size is small, and the adjustment is convenient.

As shown in fig. 1 and 2, the driving mechanism 1 includes a top frame 11, a bottom frame 12, a polish rod 13, a slider 14, a parallel arm 15, a converter 16, and a motor, wherein the top frame 11 and the bottom frame 12 are connected through the polish rod 13 to form a triangular prism structure, and three polish rods 13 form three edges of the triangular prism; a sliding block 14 is slidably sleeved on each polished rod 13, one end of each parallel arm 15 is hinged to the corresponding sliding block 14, the other end of each parallel arm 15 is hinged to a converter 16, and the fixing mechanism 2 is arranged on the converter 16; each slide 14 is connected to a motor, which can move the slide 14 back and forth along the polished rod 13. The delta structure comprises a fixed platform (a top frame 11 and a bottom frame 12), a movable platform (a converter 16) and 3 parallel arms 15 connecting the two platforms, wherein the 3 parallel arms 15 are symmetrically distributed at the center of the fixed platform and have the same kinematic chain, and each parallel arm 15 comprises a parallelogram mechanism. The parallelogram mechanism is connected at one end to the slide 14 and at the other end to a translator 16, which translator 16 is connected to the fixing mechanism 2 of the device. The first motor, the second motor and the third motor are respectively used, and the three motors are used for jointly controlling the fixing mechanism 2 to move in X, Y, Z three directions, so that the fixing mechanism 2 can move on the test platform. The three motors are connected with the three sliding blocks 14 through belts, and the sliding blocks 14 are driven to move through the belts to control the delta parallel mechanical structure to move.

As shown in fig. 4 to 6, the fixing mechanism 2 includes a housing 21, a suction cup 22, and a locking screw 23; the shell 21 is provided with a mounting groove for placing a mouse, the sucker 22 is fixed in the mounting groove and used for sucking the mouse, the side wall of the mounting groove is provided with a threaded through hole, and the locking screw 23 is arranged in the threaded through hole; the top of the mounting groove is provided with mounting holes 24 corresponding to the mouse buttons one by one, and the electromagnets are arranged in the mounting holes 24. The mouse is placed in the mounting groove, one side of the mouse with the keys is sucked by the sucking disc 22, one side of the cursor is positioned on one side of the notch of the mounting groove, and the two sides of the mouse are further fixed by adjusting the locking screws 23.

As shown in fig. 1, a limit switch 17 for limiting the moving stroke of the slider 14 is provided at both ends of each polished rod 13. The limit switch 17 is arranged to limit the moving stroke of the slider 14, and when the limit switch 17 is contacted, the slider moves in the opposite direction, so that the slider is prevented from directly colliding with the top frame 11 or the bottom frame 12.

Specifically, the three parallel arms 15 have equal length values. The motor is connected to the slider 14 by a belt. The motor drives the belt to move, thereby driving the sliding block 14 to slide. The converter 16 is provided with rotating shafts corresponding to the three parallel arms 15 one by one, and the converter 16 is rotatably connected with the parallel arms 15 through the rotating shafts; each sliding block 14 is provided with a rotating shaft, and the sliding blocks 14 are rotatably connected with the parallel arms 15 through the rotating shafts. The Delta robot belongs to a high-speed and light-load parallel robot, generally captures a target object through a teaching programming or vision system, and realizes the operations of transportation, processing and the like of the target object by fixing the space position of a movable platform center (TCP) through three parallel servo shafts. Delta robots are widely used in the market due to their characteristics of light weight, small size, fast movement speed, accurate positioning, low cost, high efficiency, etc.

Wherein, the middle part of the converter 16 is provided with an installation column 161 for installing the fixing mechanism 2, and the installation column 161 is provided with an external thread structure; the housing 21 of the fixing mechanism 2 is provided with a screw hole 25 corresponding to the mounting post 161. The threaded hole 25 on the fixing mechanism 2 is sleeved on the mounting post 161 on the converter 16, so that the fixing mechanism and the converter can be detachably mounted.

In addition, a working platform 18 is provided on the side of the base frame 12 facing the top frame 11. During testing, the mouse may be placed on the work platform 18 for testing, i.e., moved across the work platform 18.

It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not limitations to the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. A mouse track performance detection device based on a delta parallel structure is characterized by comprising a driving mechanism (1) based on the delta parallel structure, a striking mechanism used for clicking a mouse (3) key and a fixing mechanism (2) used for fixing the mouse (3), wherein the fixing mechanism (2) is connected with a parallel arm (15) of the driving mechanism (1), and the striking mechanism is installed on the fixing mechanism (2); hit mechanism include electro-magnet, circular telegram coil and single chip microcomputer system, the electro-magnet slidable formula is installed on fixed establishment (2), circular telegram coil and single chip microcomputer system electric connection, the electro-magnet be located the produced magnetic field of circular telegram coil.

2. The delta parallel structure-based mouse track performance detection device according to claim 1, wherein the driving mechanism (1) comprises a top frame (11), a bottom frame (12), polished rods (13), a slider (14), a parallel arm (15), a converter (16) and a motor, the top frame (11) and the bottom frame (12) are connected through the polished rods (13) to form a triangular prism structure, and the three polished rods (13) form three edges of the triangular prism; a sliding block (14) is sleeved on each polished rod (13) in a sliding mode, one end of each parallel arm (15) is hinged to the corresponding sliding block (14), the other end of each parallel arm (15) is hinged to the corresponding converter (16), and the fixing mechanism (2) is arranged on the corresponding converter (16); each sliding block (14) is respectively connected with a motor, and the motor can drive the sliding blocks (14) to move back and forth along the polished rod (13).

3. The delta parallel structure-based mouse track performance detection device according to claim 2, wherein the fixing mechanism (2) comprises a housing (21), a suction cup (22) and a locking screw (23); the mouse is characterized in that the shell (21) is provided with a mounting groove for placing the mouse (3), the sucker (22) is fixed in the mounting groove and used for sucking the mouse (3), the side wall of the mounting groove is provided with a threaded through hole, and the locking screw (23) is arranged in the threaded through hole; the top of the mounting groove is provided with mounting holes (24) which correspond to the keys of the mouse (3) one by one, and the electromagnets are arranged in the mounting holes (24).

4. The delta parallel structure-based mouse track performance detection device according to claim 3, wherein limit switches (17) for limiting the movement stroke of the slider (14) are arranged at both ends of each polished rod (13).

5. The delta parallel structure-based mouse track performance detection device according to claim 3, wherein the three parallel arms (15) have equal length values.

6. The delta parallel structure-based mouse track performance detection device as claimed in claim 3, wherein the motor is connected with the slider (14) through a belt.

7. The delta parallel structure-based mouse track performance detection device according to claim 3, wherein the converter (16) is provided with rotating shafts corresponding to the three parallel arms (15) one by one, and the converter (16) is rotatably connected with the parallel arms (15) through the rotating shafts; each sliding block (14) is provided with a rotating shaft, and the sliding blocks (14) are rotatably connected with the parallel arms (15) through the rotating shafts.

8. The delta parallel structure-based mouse track performance detection device according to claim 7, wherein a mounting post (161) for mounting the fixing mechanism (2) is arranged in the middle of the converter (16), and an external thread structure is arranged on the mounting post (161); and a threaded hole (25) corresponding to the mounting column (161) is formed in the shell (21) of the fixing mechanism (2).

9. The delta parallel structure-based mouse track performance testing device as claimed in any one of claims 2 to 8, wherein a working platform (18) is disposed on a side of the bottom frame (12) facing the top frame (11).