CN117890217A - Load test device of computer keyboard - Google Patents
Load test device of computer keyboard Download PDFInfo
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- CN117890217A CN117890217A CN202410302628.0A CN202410302628A CN117890217A CN 117890217 A CN117890217 A CN 117890217A CN 202410302628 A CN202410302628 A CN 202410302628A CN 117890217 A CN117890217 A CN 117890217A
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- 230000001360 synchronised effect Effects 0.000 claims abstract description 22
- 238000003825 pressing Methods 0.000 claims abstract description 21
- 230000005540 biological transmission Effects 0.000 claims description 28
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Abstract
The invention relates to the technical field of load testing machines and discloses a load testing device of a computer keyboard, which comprises a mounting base and a portal frame, wherein the portal frame is fixed on the mounting base, one side of the portal frame is provided with an X-axis linear module, the output end of the X-axis linear module is fixed with a plurality of groups of Z-axis linear modules, and the output end of the Z-axis linear module is provided with a detection module which is used for carrying out a pressing load test on keys of the keyboard; further comprises: the invention realizes synchronous limiting of a plurality of keyboard main bodies under the action of a plurality of groups of limiting units, a plurality of groups of rotating units and a synchronous unit by improving the existing load test device of the keyboard, thereby realizing synchronous detection of a plurality of stations, being more convenient and rapid to fix the plurality of keyboard main bodies on the detection table at the same time and preventing the plurality of keyboard main bodies from shaking during detection.
Description
Technical Field
The invention relates to the technical field of load testing machines, in particular to a load testing device of a computer keyboard.
Background
The keyboard is the most commonly used and main input device, and english letters, numbers, punctuation marks and the like can be input into a computer through the keyboard, so as to send execution instructions, input data and the like to the computer. In a computer production line, a keyboard is often required to be subjected to key testing.
Currently, for example, chinese patent application No. CN202310572944.5 discloses a key assembly pressing test device for keyboard production, which comprises: the invention can adjust the position of the pressing head in the vertical direction through the third motor, can enable the pressing head to move to the position above any key on the top end of the keyboard main body through the position of the first motor in the horizontal direction, is convenient for detecting the key of the keyboard main body, can improve the detection efficiency, can ensure the detection effect, and can adjust the pressure generated in the pressing process of the pressing head through controlling the rotation direction of the fastening nut, thereby being convenient for detecting the sensitivity of the key of the keyboard main body under different pressure states; for example, the chinese patent document with application number CN201921218335.5 discloses a keyboard load multi-station testing machine, which comprises a working platform, the working platform is provided with a mounting gantry support, the mounting gantry support is provided with an X-axis linear module, the power output end of the X-axis linear module is driven and connected with a movable plate, the movable plate is provided with a plurality of identical detection mechanisms at intervals, the detection mechanisms comprise a Z-axis linear module, the power output end of the Z-axis linear module is driven and connected with a testing assembly, and a Y-axis linear module is arranged below the mounting gantry support.
The equipment in above-mentioned two schemes can realize the automatic load test detection of computer keyboard, but first application can only detect a computer keyboard once, and the keyboard quantity that waits to detect is still limited, and when carrying out the experiment in batches to the keyboard, efficiency is still too low, and another application is nevertheless can test a plurality of keyboards simultaneously, but the single keyboard on the test bench lacks spacing mechanism, and the interval between the multistation is difficult to accurately guarantee when carrying out synchronous detection work, causes the error when multistation is experimental great, and the direct placement of single keyboard is easy to take place relative movement along with the removal of detection mechanism and test bench simultaneously, causes the poor problem of stability, therefore, we propose a load test device of computer keyboard.
Disclosure of Invention
The invention aims to provide a load test device of a computer keyboard, which aims to solve the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions: the loading test device of the computer keyboard comprises a mounting base and a portal frame, wherein the portal frame is fixed on the mounting base, an X-axis linear module is installed on one side of the portal frame, a plurality of groups of Z-axis linear modules are fixed at the output end of the X-axis linear module, and a detection module is installed at the output end of the Z-axis linear module and used for carrying out a pressing loading test on keys of the keyboard; further comprises: the device comprises a mounting base, a Y-axis linear module, a detection table, a keyboard main body, a plurality of limiting units and a plurality of detection modules, wherein the Y-axis linear module is mounted on the mounting base, the output end of the Y-axis linear module is fixedly provided with the detection table, rectangular grooves with the same number as the detection modules are formed in the detection table, the keyboard main body is arranged in each rectangular groove, and the four corners of the keyboard main body are respectively provided with the limiting units, and the limiting units are used for limiting in the detection process of the keyboard main body; the rotating units are arranged at the bottom of the detection table and are in transmission connection with the limiting units, a group of rotating units are correspondingly arranged on each group of limiting units, and synchronous units for providing synchronous transmission power for a plurality of groups of rotating units are arranged on two sides of the bottom of the detection table.
Preferably, the limiting unit is including pressing the limiting plate of keyboard main part corner, the bottom of limiting plate is fixed with the dwang, the bottom rotation of dwang is connected with the screw thread lifter, the outside screw thread of screw thread lifter has cup jointed a screw thread section of thick bamboo, the circular slot has been seted up on the detection platform, just screw thread section of thick bamboo passes through the bearing and rotates to be connected in the circular slot, rotary unit's output with screw thread section of thick bamboo transmission is connected, the outside transmission of dwang is connected with the regulating unit, utilizes limiting unit to conveniently and fast fix the keyboard main part on the detection platform, prevents that it from rocking when detecting.
Preferably, the rotary unit comprises a driven bevel gear fixedly sleeved on the outer side of the threaded cylinder, a driving bevel gear is meshed with one side of the driven bevel gear, a transmission shaft is fixedly sleeved in a middle hole of the driving bevel gear, a first limiting seat is rotatably connected to the middle part of the transmission shaft through a bearing, the first limiting seat is fixedly connected with the bottom of the detection table, the output end of the synchronous unit is in transmission connection with the transmission shaft, and the rotary unit is convenient for realizing up-and-down movement of a threaded lifting rod driving limiting plate.
Preferably, the synchronization unit comprises a rotating shaft, a second limiting seat, a driving sprocket and a synchronization chain, wherein the rotating shaft is rotationally connected with the second limiting seat through a bearing, the second limiting seat is fixed at the bottom of the detection table, the driving sprocket is fixedly sleeved at the outer side of the rotating shaft, the driving sprocket is fixedly sleeved at one end of the transmission shaft away from the driving bevel gear, the synchronization chain is respectively meshed and connected with the driving sprocket and the driving sprocket, a hand wheel is fixed at one end of the rotating shaft, limiting efficiency is improved through the synchronization unit, and synchronous control can be performed on the limiting units at a plurality of positions at the same time.
Preferably, the adjusting unit comprises a rotating gear, a moving rod, a connecting rod and an elastic piece, wherein the rotating gear is fixedly sleeved on the outer side of the rotating rod, the moving rod is symmetrically provided with two moving rods relative to the detecting table, one side of each moving rod is uniformly provided with teeth meshed with the rotating gear, one ends of the two moving rods are fixedly connected through the connecting rod, the elastic piece is installed in the middle of the connecting rod, a sliding groove is formed in the moving rod, a sliding column is connected in the sliding groove in a sliding mode, the bottom of the sliding column is fixed on the detecting table, the limiting plate can be conveniently rotated through the adjusting unit, and blocking cannot occur when the keyboard main body is placed in the sliding column.
Preferably, the elastic component is including fixing the first L template of connecting rod top intermediate position department, one side fixedly connected with movable rod of first L template, the outside sliding sleeve of movable rod has cup jointed the second L template, the bottom of second L template is fixed on the detection platform, first L template with between the second L template the movable rod outside is fixed with reset spring, the movable rod is kept away from the one end of first L template is fixed with the handle, is convenient for the limiting plate self return in a plurality of positions through the elastic component.
Preferably, the detection module comprises a driving block fixedly connected with the output end of the Z-axis linear module, an elastic column is fixed at the bottom of the driving block, a pressing head is fixed at the bottom of the elastic column, a material sucking unit is mounted on the front side of the driving block, the driving block is driven to move by the up-and-down motion of the Z-axis linear module, and then the pressing head is driven to press keys of the keyboard main body.
Preferably, the material sucking unit is including fixing the negative pressure case of driving piece front side, the bottom of negative pressure case is connected with the intake pipe, the intake pipe is kept away from the one end of intake pipe is fixed with the gas collecting channel, the bottom of negative pressure case is connected with the outlet duct, one side of negative pressure case is fixed with the collecting box, the outlet duct stretches into in the collecting box, the material sucking unit of design can clean the surface of keyboard main part when carrying out the pressing operation, improves the gap cleanliness between each button of keyboard main part.
Preferably, a limiting end block is fixed at the bottom of the threaded lifting rod and used for limiting the threaded lifting rod to rotate along with the rotation of the threaded cylinder.
Compared with the prior art, the invention has the beneficial effects that:
according to the invention, through improving the existing load test device of the keyboard, the synchronous limiting of the plurality of keyboard main bodies is realized under the action of the designed plurality of groups of limiting units, the designed plurality of groups of rotating units and the designed synchronizing units, so that the synchronous detection of the plurality of stations is realized, the plurality of keyboard main bodies can be more conveniently and rapidly fixed on the detection table at the same time, and the shaking of the keyboard main bodies during the detection is prevented.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic diagram of a limiting unit according to the present invention;
FIG. 3 is a schematic diagram of a rotary unit according to the present invention;
FIG. 4 is a schematic diagram of a synchronous unit structure according to the present invention;
FIG. 5 is a schematic diagram of the structure of the adjusting unit of the present invention;
FIG. 6 is a schematic diagram of a detection module according to the present invention;
FIG. 7 is a schematic diagram of a suction unit according to the present invention;
FIG. 8 is an enlarged view of area A of FIG. 3;
FIG. 9 is an enlarged view of area B of FIG. 5;
fig. 10 is an enlarged view of region C in fig. 5.
In the figure: 1. a mounting base; 2. a portal frame; 3. an X-axis linear module; 4. a Z-axis straight line module; 5. a detection module; 6. a Y-axis linear module; 7. a detection table; 8. rectangular grooves; 9. a keyboard main body; 10. a limit unit; 11. a rotating unit; 12. a synchronization unit; 13. a limiting plate; 14. a rotating lever; 15. a threaded lifting rod; 16. a thread cylinder; 17. an adjusting unit; 18. a driven bevel gear; 19. a drive bevel gear; 20. a transmission shaft; 21. the first limiting seat; 22. a rotating shaft; 23. the second limiting seat; 24. a drive sprocket; 25. a drive sprocket; 26. a synchronous chain; 27. a hand wheel; 28. rotating the gear; 29. a moving rod; 30. a connecting rod; 31. an elastic member; 32. a chute; 33. a spool; 34. a first L-shaped plate; 35. a movable rod; 36. a second L-shaped plate; 37. a return spring; 38. a handle; 39. a driving block; 40. an elastic column; 41. pressing head; 42. a material sucking unit; 43. a negative pressure tank; 44. an air inlet pipe; 45. a gas collecting hood; 46. a collection box; 47. an air outlet pipe; 48. and limiting the end block.
Detailed Description
The following description of the embodiments of the present invention 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 invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1
Referring to fig. 1-3, a load test device of a computer keyboard in the drawings comprises a mounting base 1 and a portal frame 2, wherein the portal frame 2 is fixed on the mounting base 1, an X-axis linear module 3 is installed on one side of the portal frame 2, a plurality of groups of Z-axis linear modules 4,Z are fixed at the output end of the X-axis linear module 3, a detection module 5 is installed at the output end of the Z-axis linear module 4, and the detection module 5 can be driven to move horizontally and vertically by the X-axis linear module 3 and the Z-axis linear module 4, so that the detection position can be automatically adjusted to realize multi-position automatic pressing detection; further comprises: the detection device comprises a Y-axis linear module 6 arranged on an installation base 1, wherein a detection table 7 is fixed at the output end of the Y-axis linear module 6, the Y-axis linear module can drive the detection table 7 to horizontally move, and then the positions of keys are changed in the Y-axis direction, rectangular grooves 8 with the same number as that of the detection modules 5 are formed in the detection table 7, a keyboard main body 9 is arranged in each rectangular groove 8, limit units 10 are arranged at four corners of the keyboard main body 9, and the limit units 10 are used for limiting in the detection process of the keyboard main body 9; the rotating units 11 are arranged at the bottom of the detection table 7 and are in transmission connection with the limiting units 10, each group of limiting units 10 is correspondingly provided with a group of rotating units 11, and two sides of the bottom of the detection table 7 are respectively provided with a synchronizing unit 12 for providing synchronous transmission power for the groups of rotating units 11.
In this scheme, the effect of multiunit spacing unit 10 and multiunit rotary unit 11 and the synchronization unit 12 of design is under, realizes that synchronous type carries out spacingly to a plurality of keyboard main parts 9, and then realizes the synchronous detection of a plurality of stations, can be more convenient and fast fix a plurality of keyboard main parts 9 simultaneously on detecting table 7, prevents that it from rocking when detecting.
Further, referring to fig. 2, for convenience and rapidness, the keyboard main body 9 is fixed on the detection table 7, the limiting unit 10 includes a limiting plate 13 pressed at the corner of the keyboard main body 9, a rotating rod 14 is fixed at the bottom of the limiting plate 13, a threaded lifting rod 15 is rotatably connected at the bottom of the rotating rod 14, a threaded cylinder 16 is sleeved on the outer side of the threaded lifting rod 15, a circular groove is formed in the detection table 7, the threaded cylinder 16 is rotatably connected in the circular groove through a bearing, the output end of the rotating unit 11 is in transmission connection with the threaded cylinder 16, an adjusting unit 17 is connected to the outer side of the rotating rod 14 in transmission, the rotating unit 11 drives the threaded cylinder 16 to rotate, the threaded cylinder 16 drives the threaded lifting rod 15 to move up and down, and then drives the limiting plate 13 to move, and the bottom of the limiting plate 13 can be pressed on the keyboard main body 9, so that the fixing of the keyboard main body 9 is realized.
Further, referring to fig. 3 and 8, in order to facilitate the up-down movement of the limiting plate 13 driven by the threaded lifting rod 15, the rotating unit 11 includes a driven bevel gear 18 fixedly sleeved on the outer side of the threaded cylinder 16, a driving bevel gear 19 is meshed on one side of the driven bevel gear 18, a transmission shaft 20 is fixedly sleeved in a middle hole of the driving bevel gear 19, a first limiting seat 21 is rotatably connected to the middle part of the transmission shaft 20 through a bearing, the first limiting seat 21 is fixedly connected with the bottom of the detection table 7, an output end of the synchronizing unit 12 is in transmission connection with the transmission shaft 20, the synchronizing unit 12 is driven to operate through external force, the synchronizing unit 12 drives a plurality of transmission shafts 20 on two sides to synchronously rotate in the same direction, and then drives the driving bevel gear 19 to rotate, the driving bevel gear 19 drives the driven bevel gear 18 to rotate, and the driven bevel gear 18 drives the threaded cylinder 16 to rotate.
Further, referring to fig. 4, in order to improve the limiting efficiency, the synchronization unit 12 in the drawing includes a rotating shaft 22, a second limiting seat 23, a driving sprocket 24, a driving sprocket 25 and a synchronization chain 26, the rotating shaft 22 is rotationally connected with the second limiting seat 23 through a bearing, the second limiting seat 23 is fixed at the bottom of the detecting table 7, the driving sprocket 24 is fixedly sleeved on the outer side of the rotating shaft 22, the driving sprocket 25 is fixedly sleeved on one end of the driving shaft 20 far away from the driving bevel gear 19, the synchronization chain 26 is respectively engaged with the driving sprocket 24 and the driving sprocket 25, one end of the rotating shaft 22 is fixedly provided with a hand wheel 27, the hand wheel 27 is manually rotated to drive the rotating shaft 22 to rotate, the rotating shaft 22 drives the driving sprockets 24 at two ends to rotate, the driving sprocket 24 drives the synchronization chain 26 to further realize rotation of the plurality of groups of driving sprockets 25, the driving sprocket 25 drives the driving shaft 20 to rotate, and then the limiting units 10 at a plurality of positions can be synchronously controlled.
Further, referring to fig. 6, the detection module 5 includes a driving block 39 fixedly connected to an output end of the Z-axis linear module 4, an elastic column 40 is fixed at a bottom of the driving block 39, a pressing head 41 is fixed at a bottom of the elastic column 40, a suction unit 42 is mounted on a front side of the driving block 39, and the driving block 39 is driven to move by up-and-down driving of the Z-axis linear module 4, so as to drive the pressing head 41 to press keys of the keyboard main body 9.
Further, referring to fig. 2, in order to improve the stability of the movement of the threaded lifter 15, a limiting end block 48 is fixed to the bottom of the threaded lifter 15, for limiting the rotation of the threaded lifter 15 along with the rotation of the threaded cylinder 16.
This scheme carries out spacing principle to the keyboard main part 9 of a plurality of positions:
firstly, a person puts a plurality of keyboard main bodies 9 in corresponding rectangular grooves 8 on a detection table 7, then manually rotates a hand wheel 27 to rotate, the hand wheel 27 drives a rotating shaft 22 to rotate, the rotating shaft 22 drives driving sprockets 24 at two ends to rotate, the driving sprockets 24 drive synchronous chains 26 to move so as to realize rotation of a plurality of groups of driving sprockets 25, the driving sprockets 25 drive a plurality of driving shafts 20 to rotate, the plurality of driving shafts 20 synchronously rotate at the same speed and in the same direction, and then drive a driving bevel gear 19 to rotate, the driving bevel gear 19 drives a driven bevel gear 18 to rotate, the driven bevel gear 18 drives a threaded cylinder 16 to rotate, the threaded cylinder 16 drives a threaded lifting rod 15 to move downwards, and then drives a limiting plate 13 to move, and the bottom of the limiting plate 13 can be pressed on the keyboard main bodies 9, so that synchronous fixing of the keyboard main bodies 9 at a plurality of positions is realized.
Example two
Referring to fig. 5, 9 and 10, this embodiment is further described with respect to the first embodiment, and the difference is that the position of the limiting plate 13 is optimized.
Specifically, the adjusting unit 17 includes a rotating gear 28, a moving rod 29, a connecting rod 30 and an elastic member 31, the rotating gear 28 is fixedly sleeved on the outer side of the rotating rod 14, two moving rods 29 are symmetrically arranged on the outer side of the detecting table 7, teeth meshed with the rotating gear 28 are uniformly arranged on one sides of the moving rods 29, one ends of the two moving rods 29 are fixedly connected through the connecting rod 30, the elastic member 31 is installed in the middle of the connecting rod 30, a sliding groove 32 is formed in the moving rod 29, a sliding column 33 is connected in the sliding groove 32 in a sliding mode, the bottom of the sliding column 33 is fixed on the detecting table 7, the limiting plate 13 can be conveniently rotated through the adjusting unit 17, and blocking can not occur when the keyboard main body 9 is placed in the keyboard main body;
simultaneously, the elastic component 31 is including fixing the first L template 34 in connecting rod 30 top intermediate position department, one side fixedly connected with movable rod 35 of first L template 34, the outside sliding sleeve of movable rod 35 has cup jointed second L template 36, the bottom of second L template 36 is fixed on detecting bench 7, the movable rod 35 outside between first L template 34 and the second L template 36 is fixed with reset spring 37, the one end that the movable rod 35 kept away from first L template 34 is fixed with handle 38, limiting plate 13 self return in a plurality of positions of being convenient for through the elastic component 31.
In this scheme, when putting into or taking out keyboard main part 9, through manual pulling handle 38 motion, handle 38 drives connecting rod 30 through first L template 34 and removes, reset spring 37 compresses this moment, and connecting rod 30 drives movable rod 29 motion, tooth and the meshing transmission of rotation gear 28 on the movable rod 29, and then drive the rotation pole 14 and rotate a plurality of angles, make it not block the space of rectangular channel 8 top, let keyboard main part 9 can be put on detecting bench 7 unblocked, make overall structure more reasonable, after placing keyboard main part 9, loosen handle 38, under reset spring 37's restoring force, rotation gear 28 reverses, rotate limiting plate 13 to initial position.
Example III
Referring to fig. 6 and 7, this embodiment will be further described with respect to other examples, with the difference that the connection between the robot arm 1 and the end plate 2 is optimized.
Specifically, the detection module 5 includes a driving block 39 fixedly connected with the output end of the Z-axis linear module 4, an elastic column 40 is fixed at the bottom of the driving block 39, a pressing head 41 is fixed at the bottom of the elastic column 40, a material sucking unit 42 is installed at the front side of the driving block 39, and the driving block 39 is driven to move by the up-down driving of the Z-axis linear module 4, so that the pressing head 41 is driven to press the keys of the keyboard main body 9; the material sucking unit 42 comprises a negative pressure box 43 fixed on the front side of the driving block 39, the bottom of the negative pressure box 43 is connected with an air inlet pipe 44, one end, away from the air inlet pipe 44, of the air inlet pipe 44 is fixedly provided with a gas collecting cover 45, the bottom of the negative pressure box 43 is connected with an air outlet pipe 47, one side of the negative pressure box 43 is fixedly provided with a collecting box 46, the air outlet pipe 47 stretches into the collecting box 46, and the designed material sucking unit 42 can clean the surface of the keyboard main body 9 during pressing operation, so that the gap cleanliness among keys of the keyboard main body 9 is improved.
In this scheme, because the keyboard can produce a lot of crushed aggregates in production process, after keyboard main part 9 is produced, a small amount of crushed aggregates can remain on the keyboard, so when carrying out the action of pushing down at every turn, can be by the negative pressure effect that produces in the gas-collecting channel 45, and then absorb the leftover material in the gap between keyboard main part 9 surface and each button, carry out in the collecting box 46 through outlet duct 47 at last, guarantee to carry out clear action in step at the in-process of pushing down test.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. A load testing device for a computer keyboard, comprising:
the device comprises a mounting base (1) and a portal frame (2), wherein the portal frame (2) is fixed on the mounting base (1), an X-axis linear module (3) is installed on one side of the portal frame (2), a plurality of groups of Z-axis linear modules (4) are fixed at the output end of the X-axis linear module (3), and a detection module (5) is installed at the output end of the Z-axis linear module (4) and used for carrying out a pressing load test on keyboard keys;
the method is characterized in that: further comprises:
the device comprises a Y-axis linear module (6) arranged on an installation base (1), wherein a detection table (7) is fixed at the output end of the Y-axis linear module (6), rectangular grooves (8) with the same number as that of the detection modules (5) are formed in the detection table (7), a keyboard main body (9) is arranged in each rectangular groove (8), limiting units (10) are arranged at four corners of the keyboard main body (9), and the limiting units (10) are used for limiting in the detection process of the keyboard main body (9);
the device comprises a detection table (7), rotating units (11) which are arranged at the bottom of the detection table (7) and are in transmission connection with limiting units (10), wherein each group of limiting units (10) is correspondingly provided with a group of rotating units (11), and two sides of the bottom of the detection table (7) are respectively provided with a synchronizing unit (12) which provides synchronous transmission power for a plurality of groups of rotating units (11).
2. The load test device for a computer keyboard according to claim 1, wherein: limiting unit (10) are including pressing limiting plate (13) of keyboard main part (9) corner, the bottom of limiting plate (13) is fixed with dwang (14), the bottom rotation of dwang (14) is connected with screw thread lifter (15), screw thread section of thick bamboo (16) have been cup jointed to the outside screw thread of screw thread lifter (15), set up the circular slot on detecting platform (7), just screw thread section of thick bamboo (16) are rotated through the bearing and are connected in the circular slot, the output of rotary unit (11) with screw thread section of thick bamboo (16) transmission is connected, the outside transmission of dwang (14) is connected with adjusting unit (17).
3. The load test device for a computer keyboard according to claim 2, wherein: the rotary unit (11) comprises a driven bevel gear (18) fixedly sleeved on the outer side of the threaded cylinder (16), a driving bevel gear (19) is meshed with one side of the driven bevel gear (18), a transmission shaft (20) is fixedly sleeved in a middle hole of the driving bevel gear (19), a first limiting seat (21) is rotatably connected to the middle of the transmission shaft (20) through a bearing, the first limiting seat (21) is fixedly connected with the bottom of the detection table (7), and the output end of the synchronous unit (12) is in transmission connection with the transmission shaft (20).
4. A load testing device for a computer keyboard according to claim 3, wherein: the synchronous unit (12) comprises a rotating shaft (22), a second limiting seat (23), a driving sprocket (24), a driving sprocket (25) and a synchronous chain (26), wherein the rotating shaft (22) is rotationally connected with the second limiting seat (23) through a bearing, the second limiting seat (23) is fixed at the bottom of the detection table (7), the driving sprocket (24) is fixedly sleeved at the outer side of the rotating shaft (22), the driving sprocket (25) is fixedly sleeved at one end, far away from the driving bevel gear (19), of the driving shaft (20), the synchronous chain (26) is respectively meshed and connected with the driving sprocket (24) and the driving sprocket (25), and one end of the rotating shaft (22) is fixedly provided with a hand wheel (27).
5. The load test device for a computer keyboard according to claim 2, wherein: the utility model provides an adjusting unit (17) is including rotating gear (28), movable rod (29), connecting rod (30) and elastic component (31), rotate gear (28) fixed cup joint the outside of movable rod (14), movable rod (29) are about detecting bench (7) symmetry is equipped with two, one side of movable rod (29) evenly be equipped with the tooth that rotates gear (28) engaged with, two one end of movable rod (29) is passed through connecting rod (30) fixed connection, elastic component (31) are installed the middle part of connecting rod (30), spout (32) have been seted up on movable rod (29), sliding connection has slide (33) in spout (32), the bottom of slide (33) is fixed on detecting bench (7).
6. The load test device for a computer keyboard according to claim 5, wherein: the elastic piece (31) is including fixing first L template (34) of connecting rod (30) top intermediate position department, one side fixedly connected with movable rod (35) of first L template (34), second L template (36) have been cup jointed in the outside slip of movable rod (35), the bottom of second L template (36) is fixed on detecting platform (7), first L template (34) with be fixed with reset spring (37) in the movable rod (35) outside between second L template (36), the one end that first L template (34) was kept away from to movable rod (35) is fixed with handle (38).
7. The load test device for a computer keyboard according to claim 1, wherein: the detection module (5) comprises a driving block (39) fixedly connected with the output end of the Z-axis linear module (4), an elastic column (40) is fixed at the bottom of the driving block (39), a pressing head (41) is fixed at the bottom of the elastic column (40), and a material sucking unit (42) is mounted on the front side of the driving block (39).
8. The load testing device of a computer keyboard of claim 7, wherein: the suction unit (42) is including fixing negative pressure case (43) of driving piece (39) front side, the bottom of negative pressure case (43) is connected with intake pipe (44), intake pipe (44) are kept away from the one end of intake pipe (44) is fixed with gas collecting channel (45), the bottom of negative pressure case (43) is connected with outlet duct (47), one side of negative pressure case (43) is fixed with collecting box (46), outlet duct (47) stretch into in collecting box (46).
9. The load test device for a computer keyboard according to claim 2, wherein: and a limiting end block (48) is fixed at the bottom of the threaded lifting rod (15) and used for limiting the threaded lifting rod (15) to rotate along with the rotation of the threaded cylinder (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410302628.0A CN117890217A (en) | 2024-03-18 | 2024-03-18 | Load test device of computer keyboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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| CN113218550A (en) * | 2021-04-28 | 2021-08-06 | 杭州仁源汽配有限公司 | Dynamic torque detection integrated system of light hub unit and detection method thereof |
| CN216433733U (en) * | 2021-10-14 | 2022-05-03 | 成都西南电工集团有限公司 | A intensity detection device for enameled wire |
| CN115389333A (en) * | 2022-09-29 | 2022-11-25 | 深圳市磐石测控仪器有限公司 | Computer keyboard full-automatic button load testing machine |
| CN116519475A (en) * | 2023-06-16 | 2023-08-01 | 武汉中远恒大科技有限公司 | Anti-folding pressure-resistant performance detection device for computer motherboard |
| CN116840052A (en) * | 2023-08-30 | 2023-10-03 | 中恒永创(北京)科技有限公司 | Surgical latex glove finished product detection device and detection method thereof |
| CN117419911A (en) * | 2023-11-21 | 2024-01-19 | 东莞市聚璞电子有限公司 | Stability detection device for keyboard support |
| CN117506828A (en) * | 2023-11-28 | 2024-02-06 | 深圳市深华世纪科技有限公司 | Positioning jig for mobile phone screen pressure sensing test and using method thereof |
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| CN108597212A (en) * | 2018-07-10 | 2018-09-28 | 青岛元启智能机器人科技有限公司 | A kind of remote controller key detection device |
| CN209945711U (en) * | 2019-07-31 | 2020-01-14 | 东莞市南添检测仪器有限公司 | Keyboard load multi-station testing machine |
| CN113218550A (en) * | 2021-04-28 | 2021-08-06 | 杭州仁源汽配有限公司 | Dynamic torque detection integrated system of light hub unit and detection method thereof |
| CN216433733U (en) * | 2021-10-14 | 2022-05-03 | 成都西南电工集团有限公司 | A intensity detection device for enameled wire |
| CN115389333A (en) * | 2022-09-29 | 2022-11-25 | 深圳市磐石测控仪器有限公司 | Computer keyboard full-automatic button load testing machine |
| CN116519475A (en) * | 2023-06-16 | 2023-08-01 | 武汉中远恒大科技有限公司 | Anti-folding pressure-resistant performance detection device for computer motherboard |
| CN116840052A (en) * | 2023-08-30 | 2023-10-03 | 中恒永创(北京)科技有限公司 | Surgical latex glove finished product detection device and detection method thereof |
| CN117419911A (en) * | 2023-11-21 | 2024-01-19 | 东莞市聚璞电子有限公司 | Stability detection device for keyboard support |
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