CN220854131U - Be used for piano and keyboard class product button life-span test equipment - Google Patents

Abstract

The utility model discloses a device for testing the service lives of keys of piano and keyboard products, wherein a supporting frame is fixed on the outer side of the top of a shell, protection components matched with the supporting frame are arranged on the left side wall and the right side wall of the shell, a driving component is fixedly arranged in an inner cavity of the shell, the output end of the driving component extends out of the top of the shell to be provided with a limiting component, a detection component matched with the limiting component is fixed on the rear side of the top of the shell, an electric cabinet is fixedly assembled on the top of the supporting frame, the products can be limited and installed through the limiting component, then the height of the limiting component is adjusted through the action of the driving component, then the detection component is driven by the electric cabinet to perform impact detection on the products on the limiting component, the purpose of testing the service lives of keyboard products with different key numbers can be compatible on the same service life testing device is achieved, the detection is comprehensive, and the service lives of the keyboard can be evaluated conveniently.

Description

Be used for piano and keyboard class product button life-span test equipment

Technical Field

The utility model relates to the technical field of keyboard product key life test equipment, in particular to the equipment for testing the key life of a piano and a keyboard product.

Background

Because of the shipment quality and quality requirements of the piano and keyboard products, the press key life test needs to be repeatedly executed for up to 20-200 ten thousand times before leaving the factory, and related nonstandard life test equipment needs to be used, but because the piano and keyboard products are different in key number and key distance, the life test cannot be executed on the same equipment by being compatible with all types of pianos and keyboard products, so that under the condition, the piano and keyboard products can be tested simultaneously by matching and compatibility of corresponding test tools.

Because the number of keys and the key distance between the piano and the keyboard type products are relatively large at present (88 keys, 61 keys, 49 keys, 32 keys, 25 keys and the like are arranged conventionally, and each type of non-standard keyboard is different from the standard keyboard and the key distance), when the life test is executed, all types of product tests cannot be executed on the same equipment, and therefore, the life test equipment for the keys of the piano and the keyboard type products is provided.

Disclosure of utility model

The utility model aims to provide the life test equipment for the keys of the piano and keyboard products, which is matched with the fixing clamps of the products with different key numbers, so that the purpose of executing life test on the keyboard products with different key numbers on the same life test equipment is achieved, the test fixing clamps are only required to be replaced during test, and meanwhile, the key pressure, speed, test times and displacement parameters in the test process can be displayed in real time so as to evaluate the service life of the keys.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a be used for piano and keyboard class product button life-span test equipment, includes the shell, the top outside of shell is fixed with the support frame, install the protection subassembly with the support frame adaptation on the lateral wall about the shell, shell inner chamber fixed mounting has drive assembly, drive assembly's output extends the shell top and installs spacing subassembly, the top rear side of shell is fixed with the detection component with spacing subassembly adaptation, the top fixed mounting of support frame has the electric cabinet.

The detection assembly comprises a fixing frame, a driving motor is fixed at the top of the fixing frame, a second belt wheel is fixed at the output end of the driving motor, a driving belt wheel is rotationally assembled in the fixing frame, a second synchronous transmission belt is wound on the driving belt wheel and the second belt wheel, eccentric rods are symmetrically arranged at the centers of left side walls and right side walls of the driving belt wheel, a mounting frame assembled by sliding the eccentric rods is sleeved on the front side and the rear side of the fixing frame, and a beating block is assembled at the bottom of the mounting frame in a clamping mode.

Preferably, the open slot has been seted up on the support frame lateral wall, just the protection component is including fixing the vertical frame on the shell lateral wall, vertical frame top rotates and is equipped with horizontal frame, the top fixed mounting of horizontal frame is equipped with the baffle with the open slot adaptation, joint is equipped with the intermediate lever between horizontal frame and the vertical frame.

Preferably, the drive assembly comprises two groups of protective boxes symmetrically fixed on the side wall of the inner cavity of the shell, worm gears are rotationally assembled in the protective boxes, threaded rods are fixed in the middle of the tops of the worm gears, worms in meshed connection with the worm gears are rotationally assembled in the protective boxes, rotating shafts are fixedly assembled at the front ends of the worms in an extending mode, and rotating discs are fixedly assembled at the front ends of the rotating shafts in an extending mode of the outer shell.

Preferably, the outer side walls of the two groups of rotating shafts are fixedly provided with first belt wheels, the two groups of first belt wheels are wound and assembled with first synchronous transmission belts, and the top of the shell is inserted and assembled with a guide cylinder in threaded connection with the threaded rod.

Preferably, the limiting assembly comprises a workbench, a tray is arranged at the top of the workbench, a product body is placed on the tray, a slide way is arranged at the top of the workbench, a slide block is slidably arranged in the slide way, an adjusting rod is fixed at the top of the slide block, a threaded cylinder is connected to the outer side wall of the adjusting rod in a threaded manner, and a clamping plate is sleeved on the outer side wall of the threaded cylinder in a rotating manner.

Preferably, the mounting frame is provided with a clamping chute, the striking block comprises a guide mounting block which is slidably assembled in the clamping chute, and the bottom end of the guide mounting block is fixedly provided with a striking head.

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

1. The utility model has reasonable structural design, the product to be detected is placed on the limiting component, the product can be limited and installed, then the limiting component is driven by the action of the driving component to adjust the height, then the detection component is driven by the electric cabinet to perform beating detection on the product on the limiting component, and the protection component can be clamped on the support frame during product detection, so that personnel can be prevented from moving the product in the testing process.

2. According to the utility model, the position of the sliding block can be adjusted in real time according to the size of the product body, and then the threaded cylinder is rotated, so that the clamping plate can be driven to realize height adjustment on the adjusting rod, the clamping plate is facilitated to clamp and fix the product body, the life test can be effectively executed on the same test equipment by being compatible with products with different key numbers and key distances, the equipment purchase cost is effectively reduced, meanwhile, the test process is relatively intelligent, the test key parameters such as test times, test speed and the like can be effectively monitored, and the purposes of effectively evaluating the service life of the keys and ensuring the qualified quality of products after leaving factories are achieved.

Drawings

Fig. 1 is a front view of the overall structure of the present utility model.

Fig. 2 is a rear view of the overall structure of the present utility model.

FIG. 3 is a schematic diagram of a driving assembly according to the present utility model.

Fig. 4 is a schematic view of the assembled structure of the threaded rod and the guide cylinder of the present utility model.

Fig. 5 is a schematic structural view of a limiting component according to the present utility model.

FIG. 6 is a schematic diagram of a detecting assembly according to the present utility model.

Fig. 7 is a schematic diagram of an assembly structure of a driving pulley and a second synchronous belt according to the present utility model.

In the figure: 1. a housing; 2. a support frame; 3. a protective assembly; 31. a longitudinal frame; 32. a transverse frame; 33. a baffle; 34. an intermediate lever; 4. a drive assembly; 41. a protective box; 42. a worm wheel; 43. a threaded rod; 44. a worm; 45. a rotating shaft; 46. a turntable; 47. a first pulley; 48. a first synchronous drive belt; 49. a guide cylinder; 5. a limit component; 51. a work table; 52. a tray; 53. a product body; 54. a slideway; 55. a slide block; 56. an adjusting rod; 57. a thread cylinder; 58. a clamping plate; 6. a detection assembly; 61. a fixing frame; 62. a driving motor; 63. a second pulley; 64. a driving belt wheel; 65. a second timing belt; 66. an eccentric rod; 67. a mounting frame; 68. a striking block; 7. an electric control box.

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. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 to 7, the present utility model provides a technical solution: the utility model provides a be used for piano and keyboard class product button life-span test equipment, including shell 1, the top outside of shell 1 is fixed with support frame 2, installs the protection component 3 with support frame 2 adaptation on the lateral wall about shell 1, and shell 1 inner chamber fixed mounting has drive assembly 4, and limit assembly 5 is installed at shell 1 top to drive assembly 4's output extension, and the top rear side of shell 1 is fixed with the detection component 6 with limit assembly 5 adaptation, and the top fixed mounting of support frame 2 has electric cabinet 7.

During the use, place the product of waiting to detect on spacing subassembly 5, can carry out spacing installation to the product, then drive spacing subassembly 5 through the action of drive assembly 4 and carry out the adjustment on the height, then impel detection component 6 to hit the product on the spacing subassembly 5 under the drive of electric cabinet 7 and detect, and protection component 3 can block on support frame 2 when the product detects, can prevent personnel in the testing process remove the product.

Referring to fig. 6, the detecting assembly 6 includes a fixing frame 61, a driving motor 62 is fixed at the top of the fixing frame 61, a second belt pulley 63 is fixed at the output end of the driving motor 62, a driving belt pulley 64 is rotatably mounted in the fixing frame 61, a second synchronous transmission belt 65 is wound and mounted on the driving belt pulley 64 and the second belt pulley 63, eccentric rods 66 are symmetrically arranged at centers of left and right side walls of the driving belt pulley 64, mounting frames 67 slidably mounted with the eccentric rods 66 are sleeved on front and rear sides of the fixing frame 61, a beating block 68 is clamped at the bottom of the mounting frames 67, the second belt pulley 63 can be driven to rotate when the driving motor 61 works, the driving belt pulley 64 is driven to rotate through the transmission effect of the second synchronous transmission belt 65, so that the eccentric rods 66 can be driven to synchronously rotate, one-to-one beating action is realized by two groups of mounting frames 67 through the sliding assembly effect of the second synchronous transmission belt pulley 66 and the mounting frames 67, and when beating black and white keys of products are beating alternately.

Open slot has been seted up on the support frame 2 lateral wall, and protection component 3 is including fixing the longitudinal frame 31 on the shell 1 lateral wall, longitudinal frame 31 top rotates and is equipped with horizontal frame 32, the fixed baffle 33 that is equipped with and open slot adaptation in top of horizontal frame 32, the joint is equipped with intermediate lever 34 between horizontal frame 32 and the longitudinal frame 31, horizontal frame 32 can rotate on longitudinal frame 31, and intermediate lever 34 can provide spacing support to horizontal frame 32, be convenient for with baffle 33 and the open slot block assembly on support frame 2, can prevent personnel mobile product in the test process.

Referring to fig. 3 and 4, the driving assembly 4 includes two groups of protective cases 41 symmetrically fixed on the side wall of the inner cavity of the housing 1, a worm gear 42 is rotatably mounted in the protective cases 41, a threaded rod 43 is fixed in the middle of the top of the worm gear 42, a worm 44 engaged with the worm gear 42 is rotatably mounted in the protective cases 41, a rotating shaft 45 is fixedly mounted at the front end of the worm 44, a turntable 46 is fixedly mounted at the front end of the rotating shaft 45, a first belt wheel 47 is fixed on the outer side wall of the two groups of rotating shafts 45, a first synchronous driving belt 48 is winded on the two groups of first belt wheels 47, a guide cylinder 49 connected with the threaded rod 43 in a threaded manner is mounted at the top of the housing 1 in a plugging manner, and when the driving assembly is used, the rotating shaft 42 can be driven to rotate by manual rotation of the turntable 46, so that the two groups of worm gears 44 can be driven to rotate synchronously by the first synchronous driving belt 48, so that the threaded rod 42 can be synchronously driven to rotate, and the height of the guide cylinder 49 can be driven by the threaded connection of the threaded rod 43 and the guide cylinder 49, and the height of the assembly can be limited by height adjustment.

Referring to fig. 5, the limiting assembly 5 includes a workbench 51, a tray 52 is disposed at the top of the workbench 51, a product body 53 is disposed on the tray 52, a slide way 54 is disposed at the top of the workbench 51, a slide block 55 is slidably mounted in the slide way 54, an adjusting rod 56 is fixed at the top of the slide block 55, a threaded cylinder 57 is screwed on an outer side wall of the adjusting rod 56, a clamping plate 58 is rotatably sleeved on an outer side wall of the threaded cylinder 57, the slide block 55 is moved in the slide way 54, the position of the slide block 55 can be adjusted in real time according to the size of the product body 53, and then the threaded cylinder 57 is rotated to drive the clamping plate 57 to adjust the height on the adjusting rod 56, so that the clamping plate 57 is facilitated to clamp and fix the product body 53.

The clamping sliding grooves are formed in the mounting frame 67, the striking blocks 68 comprise guide mounting blocks which are slidably assembled in the clamping sliding grooves, the striking heads are fixedly assembled at the bottom ends of the guide mounting blocks, rapid mounting and dismounting of the striking blocks 68 are facilitated, meanwhile, the striking heads are made of high-strength adhesive, and the protection of the product body 53 is improved.

Although embodiments of the present utility model 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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a be used for piano and keyboard class product button life-span test equipment, includes shell (1), its characterized in that: the device is characterized in that a supporting frame (2) is fixed on the outer side of the top of the shell (1), a protection component (3) matched with the supporting frame (2) is mounted on the left side wall and the right side wall of the shell (1), a driving component (4) is fixedly mounted in an inner cavity of the shell (1), a limiting component (5) is mounted at the output end of the driving component (4) extending out of the top of the shell (1), a detection component (6) matched with the limiting component (5) is fixed on the rear side of the top of the shell (1), and an electric cabinet (7) is fixedly mounted on the top of the supporting frame (2);

The detection assembly (6) comprises a fixing frame (61), a driving motor (62) is fixed at the top of the fixing frame (61), a second belt wheel (63) is fixed at the output end of the driving motor (62), a driving belt wheel (64) is rotationally assembled on the fixing frame (61), a second synchronous transmission belt (65) is wound on the driving belt wheel (64) and the second belt wheel (63), eccentric rods (66) are symmetrically arranged on the left side wall and the right side wall of the driving belt wheel (64) in a central symmetry mode, a mounting frame (67) assembled with the eccentric rods (66) in a sliding mode is sleeved on the front side and the rear side of the fixing frame (61), and a striking block (68) is assembled at the bottom of the mounting frame (67).

2. The device for testing the key life of a piano and keyboard type product according to claim 1, wherein: open slot has been seted up on support frame (2) lateral wall, just protection component (3) are including fixing vertical frame (31) on shell (1) lateral wall, vertical frame (31) top is rotated and is equipped with horizontal frame (32), the top fixed baffle (33) that are equipped with and open slot adaptation of horizontal frame (32), joint is equipped with intermediate lever (34) between horizontal frame (32) and vertical frame (31).

3. The device for testing the key life of a piano and keyboard type product according to claim 1, wherein: the driving assembly (4) comprises two groups of protection boxes (41) which are symmetrically fixed on the side wall of the inner cavity of the shell (1), worm gears (42) are rotationally assembled in the protection boxes (41), threaded rods (43) are fixed in the middle of the tops of the worm gears (42), worms (44) which are meshed with the worm gears (42) are rotationally assembled in the protection boxes (41), rotating shafts (45) are fixedly assembled at the front ends of the worms (44) in an extending mode, and rotating discs (46) are fixedly assembled at the front ends of the rotating shafts (45) in an extending mode of the shell (1).

4. A key life testing apparatus for piano and keyboard like products according to claim 3, wherein: the two groups of the outer side walls of the rotating shafts (45) are fixedly provided with first belt wheels (47), the two groups of the first belt wheels (47) are winded and assembled with first synchronous transmission belts (48), and the top of the shell (1) is inserted and assembled with a guide cylinder (49) in threaded connection with the threaded rod (43).

5. The device for testing the key life of a piano and keyboard type product according to claim 1, wherein: spacing subassembly (5) are including workstation (51), the top of workstation (51) is provided with tray (52), product body (53) have been placed on tray (52), slide (54) have been seted up at the top of workstation (51), slide (54) sliding fit has slider (55), the top of slider (55) is fixed with regulation pole (56), threaded connection has screw thread section of thick bamboo (57) on regulation pole (56) lateral wall, the lateral wall rotation cover of screw thread section of thick bamboo (57) is equipped with splint (58).

6. The device for testing the key life of a piano and keyboard type product according to claim 1, wherein: the mounting frame (67) is provided with a clamping chute, the striking block (68) comprises a guide mounting block which is slidably assembled in the clamping chute, and the bottom end of the guide mounting block is fixedly provided with a striking head.