CN220893754U

CN220893754U - Custom-made key life testing machine

Info

Publication number: CN220893754U
Application number: CN202321044217.3U
Authority: CN
Inventors: 袁中正; 闭春微
Original assignee: Guangdong Lian Ding Detection Technology Co ltd
Current assignee: Guangdong Lian Ding Detection Technology Co ltd
Priority date: 2023-05-05
Filing date: 2023-05-05
Publication date: 2024-05-03
Anticipated expiration: 2033-05-05

Abstract

The utility model discloses a customized key life testing machine which comprises a base, wherein sliding grooves are formed in two sides of the upper end face of the base, a threaded rod is rotatably connected in one group of the sliding grooves, a sliding rod is fixedly connected in the other group of the sliding grooves, a rod sleeve is arranged on the outer surfaces of the threaded rod and the sliding rod, a key device is fixedly connected to the upper end face of the rod sleeve, a base is fixedly connected to the upper end face of the base and positioned on the inner side of the key device, a fixed clamping block is fixedly connected to the upper end face of the base, a movable clamping block is slidably connected to the upper end face of the base, a threaded shaft is connected to the upper end face of the base in a threaded mode, a cylindrical block is arranged at the end portion of the threaded shaft, and the cylindrical block is embedded in the movable clamping block. According to the utility model, through the structure, the key falling caused by loosening of the movable clamping block along with rotation of the threaded shaft is avoided, and the clamping effect is stable.

Description

Custom-made key life testing machine

Technical Field

The utility model relates to the technical field of key life tests, in particular to a customized key life testing machine.

Background

Keys are an important input device and are widely used in various electronic devices, such as computers, mobile phones, electronic dictionaries, electronic readers, and MP4. In the use process of the key, a user can often press the key (such as inputting a command) and the like, so that a manufacturer usually needs to perform experiments such as pressing the key installed on the electronic equipment to test the service life of the key on the electronic equipment;

The key life tester can test the life of mobile phones, MP3, computers, electronic dictionary keys, remote controller keys, silicone rubber keys, silica gel products and the like, is suitable for detecting various keys such as key switches, tact switches, membrane switches and the like, has adjustable speed, randomly sets times and can test a plurality of products. In addition, each key can be set with different pressure and different height. Meanwhile, each test head is separately controlled, the special fixture is designed, and the humanized operation is realized, so that different test requirements of customers can be met.

Aiming at the prior patent CN201720739907.9, the multi-station key life testing machine has the advantages that the adjusting effect is achieved through the adjusting rods in the device, the guide shafts and the adjusting rods are connected with the clamping plates through the fixing plates, the sizes of the clamping plates can be adjusted conveniently through the adjusting rods, detection products with any sizes can be clamped and fixed, although the distance between the clamping plates can be adjusted at will, when the clamping plates clamp a workpiece and then test keys, the keys can be subjected to external collision or vibration, at the moment, the adjusting rods are easy to loosen to cause the keys to fall off, and the clamping is unstable; therefore, the existing requirements are not met, and a custom-made key life tester is provided.

Disclosure of utility model

The utility model aims to provide a custom-made key life testing machine, which aims at solving the problems that aiming at the prior patent CN201720739907.9, the multi-station key life testing machine has an adjusting effect through an adjusting rod in the device, the guide shaft and the adjusting rod are connected with a clamping plate through a fixed plate, the size of the clamping plate can be conveniently adjusted through the adjusting rod, the detection products with any size can be clamped and fixed, and although the distance between the clamping plates can be randomly adjusted, when the clamping plate clamps a workpiece and then tests a key, the key is subjected to external collision or vibration, the adjusting rod is easy to loose at the moment, so that the key is easy to fall off, the clamping is unstable and the like.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a customization formula button life-span testing machine, includes the base, the sliding tray has been seted up to the up end both sides of base, a set of wherein the inside rotation of sliding tray is connected with the threaded rod, in addition a set of the inside fixedly connected with slide bar of sliding tray, the surface of threaded rod and slide bar is provided with the pole cover, the up end fixedly connected with button device of pole cover, the up end of base just is located button device's inboard fixedly connected with base, the fixed clamp splice of up end fixedly connected with of base, the movable clamp splice of up end sliding connection of base, the screw thread axle of up end threaded axle, the tip of screw thread axle is equipped with the cylinder piece, the cylinder piece is inlayed in the movable clamp splice, the screw thread axle rotates and drives the movable clamp splice slides, the cylinder piece is equipped with the recess along the circumference, still including pass and sliding connection in the cock stem of movable clamp splice, the end of cock stem is equipped with the rubber piece and plug to in the recess.

Preferably, a stop block is arranged on one side of the circumferential outer wall of the plug rod, a first through hole is formed in the movable clamping block, a fan-shaped groove is formed in the movable clamping block and communicated with the first through hole, the stop block is in butt joint with the fan-shaped groove, and the stop block leaves the fan-shaped groove after rotating and slides along with the plug rod along the first through hole.

Preferably, the thread lead angle of the thread shaft is smaller than the equivalent friction angle, and a chamfer is arranged at the opening of the groove.

Preferably, a handle is arranged at one end of the threaded shaft, patterns are arranged on the handle, and a second through hole is formed in the handle.

Preferably, the fixed clamping blocks and the movable clamping blocks are provided with anti-skid patterns, a rectangular base block is arranged on the upper end face of the base, a sliding rail is installed on one side of the base, the sliding rail extends along the length direction of the base block, the sliding rail is a groove-shaped rail, and a baffle is installed at the opening of the sliding rail.

Preferably, the fixed block is installed to one end of slide rail, the screw thread axle passes the fixed block, and the screw thread axle with fixed block threaded connection, fixed clamp splice and slide rail fixed connection, and fixed clamp splice are located the other end of slide rail, movable clamp splice is around and external slide rail's baffle in order to prevent that movable clamp splice from droing.

Preferably, the rod sleeve close to one side of the sliding rod is in sliding connection with the sliding rod, the rod sleeve close to one side of the threaded rod is in threaded connection with the threaded rod, a driving motor is fixedly connected to the left rear side of the base, and the end part of the threaded rod penetrates through the outer side of the base and is in threaded connection with the driving motor.

Compared with the prior art, the utility model has the beneficial effects that:

1. According to the utility model, a key is attached to the fixed clamping block 2, the handle 42 is rotated to enable the threaded shaft 4 to drive the movable clamping block 3 to slide along the slide rail 14 until the movable clamping block is abutted against the key, when the resistance is overlarge, an external rod piece can pass through the second through hole of the handle 42, the threaded shaft 4 is rotated by adding a moment arm, after the key is clamped, the plug rod 5 is rotated to enable the stop block 51 to leave the fan-shaped groove 32 and enter the first through hole 31, the plug rod 5 slides along the first through hole 31 until the plug rod is plugged into the groove 46 of the cylindrical block 41, and the threaded shaft 4 is locked and fastened, so that the clamp clamps the key more stably;

2. According to the utility model, the movable clamping block is matched with the fixed clamping block, so that the key can be clamped, the movable clamping block is driven to move by rotating the threaded shaft, the sliding flexibility and accuracy of the movable clamping block can be ensured, the thread lead angle of the threads in the threaded shaft is smaller than the equivalent friction angle, and the loosening of the movable clamping block caused by the spin of the threaded shaft can be avoided;

3. According to the utility model, the plug rod can slide along the first through hole until the rubber block at the end part of the plug rod is plugged into the groove of the cylindrical block, and the friction force generated between the rubber block and the groove can prevent the threaded shaft from continuing to rotate, so that the locking effect is achieved, the key falling caused by loosening of the movable clamping block along with the rotation of the threaded shaft is avoided, and the clamping effect is stable.

Drawings

FIG. 1 is a front view of the entire present utility model;

FIG. 2 is a side view of the entirety of the present utility model;

Fig. 3 is an enlarged partial structure diagram of fig. 2 a according to the present utility model.

In the figure: 1. a base; 2. fixing the clamping blocks; 3. a movable clamping block; 31. a first through hole; 32. a fan-shaped groove; 4. a threaded shaft; 41. a cylindrical block; 42. a grip; 43. chamfering; 44. a groove; 5. a plug rod; 51. a stop block; 52. a rubber block; 6. an anti-skid pattern; 7. a slide bar; 8. a threaded rod; 9. a base; 91. a baffle; 92. a base block; 93. a fixed block; 94. a slide rail; 10. and a key device.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Referring to fig. 1 to 3, an embodiment of the present utility model provides: the utility model provides a customization formula button life-span testing machine, including base 1, the sliding tray has been seted up to the up end both sides of base 1, the inside rotation of a set of sliding tray is connected with threaded rod 8, the inside fixedly connected with slide bar 7 of another set of sliding tray, the surface of threaded rod 8 and slide bar 7 is provided with the pole cover, the up end fixedly connected with button device 10 of pole cover, the up end of base 1 just is located the inboard fixedly connected with base 9 of button device 10, the fixed clamp splice 2 of up end fixedly connected of base 9, the movable clamp splice 3 of up end sliding connection of base 9, the screw thread axle 4 of up end threaded axle 4 is equipped with cylindrical piece 41, cylindrical piece 41 is inlayed in movable clamp splice 3, screw thread axle 4 rotates and drives movable clamp splice 3 and slide, cylindrical piece 41 is equipped with recess 44 along the circumference, still include pass and sliding connection in movable clamp splice 3's cock stem 5, the end of cock stem 5 is equipped with rubber piece 52 and is plugged into recess 44.

One side of the circumferential outer wall of the plug rod 5 is provided with a stop block 51, the inside of the movable clamping block 3 is provided with a first through hole 31, the inside of the movable clamping block 3 is provided with a fan-shaped groove 32 and is communicated with the first through hole 31, the stop block 51 is abutted with the fan-shaped groove 32, and the stop block 51 leaves the fan-shaped groove 32 after rotating and slides along with the plug rod 5 along the first through hole 31.

The thread lift angle of the thread shaft 4 is smaller than the equivalent friction angle, a chamfer 43 is arranged at the opening of the groove 44, a handle 42 is arranged at one end of the thread shaft 4, patterns are arranged on the handle 42, and a second through hole is formed in the handle 42. Through adopting above-mentioned technical scheme, rotate dog 51 and leave fan-shaped groove 32 and can make stopper rod 5 follow first through-hole 31 slip, dog 51 and fan-shaped groove 32 butt in order to prevent stopper rod 5 from sliding out from first through-hole 31, played spacing effect.

The fixed clamping block 2 and the movable clamping block 3 are provided with anti-skid patterns 6, the upper end face of the base 9 is provided with a rectangular base block 92, one side of the base 9 is provided with a sliding rail 94, the sliding rail 94 extends along the length direction of the base block 92, the sliding rail 94 is a groove-shaped rail, and the opening of the sliding rail 94 is provided with a baffle 91.

One end of the sliding rail 94 is provided with the fixed block 93, the threaded shaft 4 passes through the fixed block 93, the threaded shaft 4 is in threaded connection with the fixed block 93, the fixed clamping block 2 is fixedly connected with the sliding rail 94, the fixed clamping block 2 is positioned at the other end of the sliding rail 94, and the movable clamping block 3 surrounds and is externally connected with the baffle 91 of the sliding rail 94 so as to prevent the movable clamping block 3 from falling off.

The rod sleeve on one side close to the sliding rod 7 is in sliding connection with the sliding rod 7, the rod sleeve on one side close to the threaded rod 8 is in threaded connection with the threaded rod 8, a driving motor is fixedly connected to the left rear side of the base 1, and the end part of the threaded rod 8 penetrates to the outer side of the base 1 and is in threaded connection with the driving motor.

When the key is used, the key is attached to the fixed clamping block 2, the handle 42 is rotated to enable the threaded shaft 4 to drive the movable clamping block 3 to slide along the sliding rail 94 until the movable clamping block is abutted to the key, when the resistance is overlarge, an external rod piece can pass through the second through hole of the handle 42, the threaded shaft 4 is rotated by adding the arm of force, after the key is clamped, the plug rod 5 is rotated to enable the stop block 51 to leave the fan-shaped groove 32 and enter the first through hole 31, the plug rod 5 slides along the first through hole 31 until the plug rod is plugged into the groove 43 of the cylindrical block 41, the threaded shaft 4 is locked and fastened, the clamp clamps the key, the key is more stable, then the driving motor is started, the driving motor drives the threaded rod 8 to rotate, and because of the threaded connection relation between the threaded rod 8 and one end rod sleeve, the position of the threaded rod 7 is adjusted, and the other end sleeve is in sliding connection with the slide rod 7, so that the slide rod 7 drives the key device 10 to move, and the plug rod 7 is pressed close to the upper part of the key.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a customization formula button life-span testing machine, includes base (1), its characterized in that: the utility model provides a rubber stopper (5) of plug, including base (1) and plug (5), the sliding tray has been seted up to up end both sides of base (1), a set of wherein the inside rotation of sliding tray is connected with threaded rod (8), in addition a set of inside fixedly connected with slide bar (7) of sliding tray, the surface of threaded rod (8) and slide bar (7) is provided with the pole cover, the up end fixedly connected with button device (10) of pole cover, the up end of base (1) just is located the inboard fixedly connected with base (9) of button device (10), fixed clamp splice (2) of up end fixedly connected with of base (9), the movable clamp splice (3) of up end sliding connection of base (9), the screw mandrel (4) of up end threaded mandrel (4) is equipped with cylindrical block (41), cylindrical block (41) are inlayed in movable clamp splice (3), screw mandrel (4) rotate and drive movable clamp splice (3) are slided, cylindrical block (41) are equipped with recess (44) along circumference, still include and pass in movable clamp splice (5) to in plug (52).

2. The custom key life tester of claim 1, wherein: one side of the circumference outer wall of the plug rod (5) is provided with a stop block (51), a first through hole (31) is formed in the movable clamping block (3), a fan-shaped groove (32) is formed in the movable clamping block (3) and is communicated with the first through hole (31), the stop block (51) is abutted to the fan-shaped groove (32), and the stop block (51) leaves the fan-shaped groove (32) after rotating and slides along with the plug rod (5) along the first through hole (31).

3. The custom key life tester of claim 1, wherein: the thread lead angle of the thread shaft (4) is smaller than the equivalent friction angle, and a chamfer (43) is arranged at the opening of the groove (44).

4. The custom key life tester of claim 1, wherein: one end of the threaded shaft (4) is provided with a handle (42), patterns are arranged on the handle (42), and a second through hole is formed in the handle (42).

5. The custom key life tester of claim 1, wherein: the anti-slip clamp comprises a base (9), and is characterized in that an anti-slip pattern (6) is arranged on the fixed clamp block (2) and the movable clamp block (3), a rectangular base block (92) is arranged on the upper end face of the base (9), a sliding rail (94) is arranged on one side of the base (9), the sliding rail (94) extends along the length direction of the base block (92), the sliding rail (94) is a groove-shaped rail, and a baffle (91) is arranged at the opening of the sliding rail (94).

6. The custom key life tester according to claim 5, wherein: the one end installation fixed block (93) of slide rail (94), screw thread axle (4) pass fixed block (93), and screw thread axle (4) with fixed block (93) threaded connection, fixed clamp splice (2) and slide rail (94) fixed connection, and fixed clamp splice (2) are located the other end of slide rail (94), movable clamp splice (3) are around and external baffle (91) of slide rail (94) in order to prevent movable clamp splice (3) and drop.

7. The custom key life tester of claim 1, wherein: the rod sleeve close to one side of the sliding rod (7) is in sliding connection with the sliding rod (7), the rod sleeve close to one side of the threaded rod (8) is in threaded connection with the threaded rod (8), a driving motor is fixedly connected to the left rear side of the base (1), and the end part of the threaded rod (8) penetrates through the outer side of the base (1) and is in threaded connection with the driving motor.