CN-115773866-B - 12 High-efficient key cap presses test module

CN115773866BCN 115773866 BCN115773866 BCN 115773866BCN-115773866-B

Abstract

The invention discloses a 12-head high-efficiency key cap pressing test module which comprises a supporting plate and six groups of module units arranged on the supporting plate, wherein the six groups of module units are distributed in a staggered mode side by side, each module unit comprises a supporting seat, a first motor and a second motor which are fixed at the same end of the supporting seat, a first pressing test head and a second pressing test head which are movably arranged on the supporting seat along an X axis, a first synchronous belt driven by the first motor to perform circular motion, and a second synchronous belt driven by the second motor to perform circular motion, the first synchronous belt is distributed below the second synchronous belt in parallel, the first pressing test head is fixedly connected with one side of the first synchronous belt, and the second pressing test head is fixedly connected with one side of the second synchronous belt. The invention has compact structure and reasonable layout, can simultaneously carry out independent pressing rebound test on 12 key caps, and greatly improves the test efficiency of the key cap rebound pressing test.

Inventors

CAI YAJUN

Assignees

昆山鸿志犀自动化机电设备有限公司

Dates

Publication Date: 20260512
Application Date: 20211214
Priority Date: 20210906

Claims (4)

1. The 12-head high-efficiency key cap pressing test module is characterized by comprising a support plate (1) and six groups of module units (2) arranged on the support plate (1), wherein the six groups of module units (2) are distributed in a staggered mode side by side, the module units (2) comprise a support seat (21), a first motor (22) and a second motor (23) which are fixed at the same end of the support seat (21), a first pressing test head (26) and a second pressing test head (27) which are movably arranged on the support seat (21) along an X axis, a first synchronous belt (24) driven by the first motor (22) to perform circular motion, and a second synchronous belt (25) driven by the second motor (23) to perform circular motion, the second synchronous belt (25) is distributed below the first synchronous belt (24) in parallel, the first pressing test head (26) is fixedly connected with one side of the first synchronous belt (24), and the second pressing test head (27) is fixedly connected with one side of the second synchronous belt (25). The first sliding rails (212) arranged along the X axis are arranged on the supporting seat (21), and the first pressing test head (26) and the second pressing test head (27) are hung on the first sliding rails (212) through first sliding blocks (213); The first pressing test head (26) and the second pressing test head (27) comprise a pressure sensor (261) and a pressing rod (262) arranged at the sensing end of the pressure sensor (261), and the first pressing test head (26) and the second pressing test head (27) sequentially penetrate through the first synchronous belt (24) and the second synchronous belt (25) from top to bottom; The two adjacent groups of module units A, B are arranged in a staggered and opposite mode, wherein in the module unit A, the first motor (22) and the second motor (23) are arranged at one end of the supporting seat (21), and in the module unit B, the first motor (22) and the second motor (23) are arranged at the other end of the supporting seat (21), one end of the module unit B extends to protrude out of the corresponding end of the module unit A, and the other end of the module unit A extends to protrude out of the corresponding end of the module unit B; The rotating end of the first motor (22) is provided with a first synchronous belt (24) wheel, the rotating end of the second motor (23) is provided with a second synchronous belt (25) wheel, the other end of the supporting seat (21) is provided with a third synchronous belt wheel (210) and a fourth synchronous belt wheel (211), the third synchronous belt wheel (210) and the fourth synchronous belt wheel (211) are coaxially arranged up and down, and the first motor (22) and the second motor (23), the first synchronous belt (24) wheel and the second synchronous belt (25) wheel are correspondingly arranged along an X axis and have a step height difference in the Z axis direction; Five groups of module units (2) are movably arranged on the supporting plate (1) along the Y axis, and the rest group of module units (2) are fixedly arranged, wherein at least two pairs of second sliding rails (11) are arranged on the lower surface of the supporting plate (1) along the Y axis, and supporting seats (21) in the five groups of module units (2) are hung on the second sliding rails (11) through second sliding blocks (214); The two outermost groups of module units (2) are driven by a first driving unit (3) to move along the Y axis, and the three adjacent groups of module units (2) in the middle are driven by the same second driving unit (4) to move along the Y axis.
2. The 12-head high-efficiency key cap pressing test module as claimed in claim 1, wherein the first synchronous belt (24) is wound on the first synchronous belt (24) wheel and the third synchronous belt wheel (210), and the second synchronous belt (25) is wound on the second synchronous belt (25) wheel and the fourth synchronous belt wheel (211).
3. The 12-head high-efficiency key cap pressing test module according to claim 1, wherein the first driving unit (3) comprises a third motor (31) fixed on the supporting plate (1), a first screw rod (32) driven by the third motor (31) to perform rotary motion, a first nut sleeve (33) matched with the first screw rod (32) to achieve linear motion, and a first connecting plate (34) fixedly connected with the first nut sleeve (33), and the first connecting plate (34) is fixedly connected with the supporting seat (21) in the corresponding module unit (2).
4. The 12-head high-efficiency key cap pressing test module according to claim 1, wherein the second driving unit (4) comprises a fourth motor (41) fixed on the supporting plate (1), a second screw rod (42) driven by the fourth motor (41) to perform rotary motion, a second nut sleeve (43) matched with the second screw rod (42) to achieve linear motion, a second connecting plate (44) fixedly connected with the second nut sleeve (43) and movably arranged on the supporting plate (1) along an X axis, a plurality of guide sliding grooves (441) are arranged on the second connecting plate (44), and a cam (45) matched with the guide sliding grooves (441) to achieve transmission is arranged on the supporting seat (21) in each module unit (2) in three groups of module units (2).

Description

12 High-efficient key cap presses test module [ Field of technology ] The invention belongs to the technical field of keyboard detection, and particularly relates to a 12-head high-efficiency key cap pressing test module. [ Background Art ] The keyboard is generally assembled by an aluminum substrate, a circuit board, a scissors support frame and a key cap, after the keyboard is manufactured, the elastic rebound hand feeling of a key is required to be detected, the phenomenon that the key is collapsed or rebound is not in place cannot occur, and the rebound hand feeling is required to meet the set requirement. This company has researched and developed a notebook keyboard feel and function automatic testing machine that patent number is CN201621160936.1 in 2016, it presses the test head subassembly and includes six sensors that correspond the setting with the keyboard row number and presses the subassembly, press the subassembly one-to-one and drive the sensor and press the subassembly and carry out the driving piece that the position control realized accurate pressing in the long limit direction, but all driving pieces set up side by side for it is more crowded to press test head subassembly overall structure, the overall arrangement requirement to the structure is higher, there is certain degree of difficulty in the preparation, and can only press the detection to a keyboard once, its detection efficiency is lower. And six groups of pressing assemblies, only two pressing heads at the outermost side can transversely move to adjust the distance, and the application range of the pressing assemblies is limited. Therefore, it is necessary to provide a new 12-head high-efficiency key cap pressing test module to solve the above technical problems. [ Invention ] The invention mainly aims to provide the 12-head high-efficiency key cap pressing test module which is compact in structure and reasonable in layout, and can be used for simultaneously carrying out independent pressing rebound tests on 12 key caps, so that the test efficiency of the key cap rebound pressing test is greatly improved. The 12-head high-efficiency key cap pressing test module comprises a support plate and six groups of module units arranged on the support plate, wherein the six groups of module units are distributed in a staggered mode side by side, each module unit comprises a support seat, a first motor and a second motor which are fixed at the same end of the support seat, a first pressing test head and a second pressing test head which are movably arranged on the support seat along an X axis, a first synchronous belt driven by the first motor to perform circular motion, and a second synchronous belt driven by the second motor to perform circular motion, the first synchronous belt is distributed below the second synchronous belt in parallel, one side of the first pressing test head is fixedly connected with one side of the first synchronous belt, and one side of the second pressing test head is fixedly connected with one side of the second synchronous belt. Further, the rotating end of the first motor is provided with a first synchronous pulley, the rotating end of the second motor is provided with a second synchronous pulley, the other end of the supporting seat is provided with a third synchronous pulley and a fourth synchronous pulley, the third synchronous pulley and the fourth synchronous pulley are coaxially arranged up and down, and the first motor, the second motor, the first synchronous pulley and the second synchronous pulley are correspondingly arranged along an X axis and have a step height difference in the Z axis direction. Further, the first synchronous belt is wound on the first synchronous belt pulley and the third synchronous belt pulley, and the second synchronous belt is wound on the second synchronous belt pulley and the fourth synchronous belt pulley. Further, a first sliding rail arranged along the X axis is arranged on the supporting seat, the first pressing test head and the second pressing test head are suspended on the first sliding rail through a first sliding block, and the first sliding rails in the adjacent module units are distributed in a vertically staggered mode. Further, the first pressing test head and the second pressing test head comprise a pressure sensor and a pressing rod arranged at the sensing end of the pressure sensor, and the first pressing test head and the second pressing test head sequentially penetrate through the first synchronous belt and the second synchronous belt from top to bottom. Further, two adjacent groups of module units A, B are oppositely arranged in a staggered manner, wherein in the module unit A, the first motor and the second motor are arranged at one end of the supporting seat, in the module unit B, the first motor and the second motor are arranged at the other end of the supporting seat, one end of the module unit B extends to protrude out of the corresponding end of the