CN215659621U

CN215659621U - Automatic piano plate polishing device for piano

Info

Publication number: CN215659621U
Application number: CN202121261214.6U
Authority: CN
Inventors: 金文英; 金亦成
Original assignee: Zhejiang Yueyun Piano Co ltd
Current assignee: Zhejiang Yueyun Piano Co ltd
Priority date: 2021-06-07
Filing date: 2021-06-07
Publication date: 2022-01-28
Anticipated expiration: 2031-06-07

Abstract

The utility model discloses an automatic piano plate polishing device for a piano, and relates to the technical field of piano processing. The polishing roller comprises a clamping piece, a thread block and a roller frame, wherein teeth are arranged on one side of the lower portion of the clamping piece, a clamping plate is fixedly connected to the upper portion of the clamping piece, the clamping piece is connected with a workbench in a sliding mode and is movably connected with a buffer plate, a fixing frame is fixedly connected to the upper portion of the workbench, a sliding block is fixedly connected to the lower portion of the thread block, the thread block is in threaded connection with a screw rod, the thread block is in sliding connection with the fixing frame through the sliding block, the roller frame is rotatably connected with two ends of a polishing roller, a third motor is fixedly connected to one side of the roller frame, penetrates through the roller frame and is fixedly connected with one end of the polishing roller, the upper portion of the roller frame is fixedly connected with a piston rod of an air cylinder, and the air cylinder is fixedly connected with the sliding block. The utility model can automatically clamp the piano plate when the piano plate is placed on the workbench through the clamping piece, and can automatically polish the piano plate through the thread block and the roller frame.

Description

Automatic piano plate polishing device for piano

Technical Field

The utility model belongs to the technical field of piano processing, and particularly relates to an automatic piano plate polishing device for a piano.

Background

The piano is a keyboard instrument in western classical musical instruments, the piano usually consists of eighteen keys and chord soundboards, but the interior of the piano consists of a large number of spare parts, so the piano needs to be processed by a very precise process, which leads to a complex process flow of the piano, the piano needs to use a piano plate to support and protect the internal parts during the manufacturing and processing of the piano, and the used piano plate needs to be polished in advance, so that the piano looks more beautiful, usually a polishing device is needed when the piano plate is polished, the surface of the piano plate can be polished smoothly by the polishing device, but the piano also has the following disadvantages in actual use:

1. the existing polishing device needs to fix the piano plate and then perform polishing operation on the piano plate, but the existing polishing device usually fixes the position of the piano plate by manually using a clamp, so that the subsequent polishing operation is convenient, but the manual fixation is troublesome, and the time of the polishing process is wasted;

2. the existing polishing device needs to polish the piano plate through manual operation, but the manual polishing operation wastes labor, so that the polishing operation consumes manpower.

Therefore, the existing piano plate polishing device cannot meet the requirements in practical use, so that an improved technology is urgently needed in the market to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an automatic piano plate polishing device for a piano, which can automatically fix the position of a piano plate through a clamping piece, and can automatically polish the piano plate through a thread block and a roller frame, so that the problems that the existing piano polishing device is inconvenient to fix the piano plate, the polishing operation consumes manpower and the like are solved.

In order to solve the technical problems, the utility model is realized by the following technical scheme:

the utility model relates to an automatic piano plate polishing device for a piano, which comprises a clamping piece, a thread block and a roller frame, wherein one side of the lower part of the clamping piece is provided with teeth, the upper part of the clamping piece is fixedly connected with a clamping plate, the clamping piece is in sliding connection with a workbench, the clamping piece is movably connected with a buffer plate, the upper part of the workbench is fixedly connected with a fixed frame, the lower part of the thread block is fixedly connected with a sliding block, the thread block is in threaded connection with a screw rod, the thread block is in sliding connection with the fixed frame through the sliding block, the roller frame is rotationally connected with two ends of a polishing roller, one side of the roller frame is fixedly connected with a third motor, the third motor penetrates through the roller frame and is fixedly connected with one end of the polishing roller, the upper part of the roller frame is fixedly connected with a piston rod of an air cylinder, the air cylinder is fixedly connected with the sliding block, the teeth are used for driving a clamping piece to move, the clamping piece clamps a piano plate through the clamping plate, the workbench is used for placing a piano plate, the thread block slides on the fixing frame through the sliding block, the polishing roller on the roller frame is used for polishing the piano plate, the third motor is used for driving the polishing roller to rotate, and the air cylinder is used for driving the roller frame to vertically move.

Further, the lower part fixedly connected with chassis and the slide rail of workstation, the lower part sliding connection of slide rail and holder, the bottom fixedly connected with support of workstation inner wall, the upper portion fixedly connected with button of support, chassis are used for supporting the workstation, and the slide rail is used for connecting the holder, and the support is used for fixed button.

Further, the holder passes through tooth and gear engagement and is connected, gear fixed connection is on the output shaft of first motor, first motor fixed connection is in the bottom of workstation inner wall, and first motor is used for driving the gear rotation, and the gear is used for driving the holder and removes.

Further, the upper portion fixedly connected with fixed plate of mount, the fixed plate bilateral symmetry sets up, and the mount is provided with the spout between the fixed plate, the both ends and the fixed plate of lead screw rotate to be connected, the one end of lead screw and the output shaft fixed connection of second motor, the second motor is connected on the fixed plate, and the fixed plate is used for connecting the both ends of lead screw, can be fixed the second motor simultaneously, and the second motor is used for driving the lead screw and rotates, and the lead screw is used for driving the screw thread piece and removes.

Further, one side fixedly connected with traveller of buffer board, traveller and splint sliding connection, cup jointed first spring on the traveller, the one end and the splint butt of first spring, the other end and the buffer board butt of first spring, the buffer board is used for buffering the effort between splint and the piano board avris.

Furthermore, the workbench is in clearance fit with the pressing plate, second springs are fixedly connected to the four corners of the lower portion of the pressing plate, the lower ends of the second springs are fixedly connected with the bottom of the inner wall of the workbench, the pressing plate is used for triggering the button, and the springs are used for bouncing the pressing plate.

The utility model has the following beneficial effects:

1. according to the piano plate clamping device, the clamping piece is arranged, the pressing plate can be pressed downwards when the piano plate is placed on the workbench, the button is triggered, the button controls the first motor to be started, the first motor drives the gear to rotate, the gear drives the clamping piece to move through the teeth, and the clamping piece clamps the piano plate through the clamping plate.

2. According to the piano plate polishing machine, the thread block and the roller frame are arranged, when the piano plate is polished, the third motor is started to drive the polishing roller to rotate, then the air cylinder is started to drive the roller frame to descend, so that the polishing roller rubs on the surface of the piano plate, the piano plate is polished, then the second motor is started to rotate the screw rod, the screw rod rotates to drive the thread block to slide on the fixing frame, the roller frame moves, different positions of the piano plate can be polished, the piano plate can be polished automatically through the thread block and the roller frame, and manpower is saved.

Of course, it is not necessary for any product in which the utility model is practiced to achieve all of the above-described advantages at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic bottom view of the present invention;

FIG. 3 is a schematic cross-sectional view of the work bench of the present invention;

fig. 4 is a schematic structural view of a screw block and a roller frame in the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. a work table; 11. a chassis; 12. a slide rail; 13. a support; 14. a button; 2. a clamping member; 21. teeth; 22. a splint; 3. a fixed mount; 31. a fixing plate; 32. a chute; 4. a thread block; 41. a slider; 5. a screw rod; 51. a second motor; 6. a roller frame; 61. a polishing roll; 62. a third motor; 63. a cylinder; 7. a buffer plate; 71. a traveler; 72. a first spring; 8. pressing a plate; 81. a second spring; 9. a gear; 91. a first motor.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Referring to fig. 1 and 3, the present invention is an automatic piano plate polishing apparatus for a piano, including a clamping member 2, a screw block 4 and a roller frame 6, wherein one side of the lower part of the clamping member 2 is provided with a tooth 21, the upper part of the clamping member 2 is fixedly connected with a clamping plate 22, the clamping member 2 is slidably connected with a workbench 1, the clamping member 2 is movably connected with a buffer plate 7, the lower part of the workbench 1 is fixedly connected with a bottom frame 11 and a slide rail 12, the slide rail 12 is slidably connected with the lower part of the clamping member 2, the bottom of the inner wall of the workbench 1 is fixedly connected with a bracket 13, the upper part of the bracket 13 is fixedly connected with a button 14, the clamping member 2 is engaged with a gear 9 through the tooth 21, the gear 9 is fixedly connected with an output shaft of a first motor 91, the first motor 91 is fixedly connected with the bottom of the inner wall of the workbench 1, one side of the buffer plate 7 is fixedly connected with a sliding column 71, the sliding column 71 is slidably connected with the clamping plate 22, the sliding column 71 is sleeved with a first spring 72, one end of the first spring 72 is abutted with the clamping plate 22, the other end of the first spring 72 is abutted with the buffer plate 7, the workbench 1 is in clearance fit with the pressing plate 8, the four corners of the lower part of the pressing plate 8 are fixedly connected with second springs 81, the lower ends of the second springs 81 are fixedly connected with the bottom of the inner wall of the workbench 1, the piano plate is placed on the workbench 1, the pressing plate 8 is pressed downwards by the piano plate through gravity, so that the pressing plate 8 presses the buttons 14 downwards, the buttons 14 are electrically connected with the first motor 91, the buttons 14 control the first motor 91 to be started, the first motor 91 drives the gear 9 to rotate, the gear 9 drives the clamping piece 2 to slide on the sliding rail 12 through the teeth 21, the clamping piece 2 moves towards each other to clamp the piano plate, the buffer plate 7 enables the clamping plate 22 not to directly touch the piano plate, and plays a role in buffering protection on the piano plate, meanwhile, the first spring 72 still has a movable space between the piano plate and the clamping plate 22, so that the piano plate can be lifted upwards for a certain distance, the second spring 81 can bounce the pressing plate 8 at the moment, the pressing plate 8 is separated from the button 14, and the button 14 controls the first motor 91 to start reverse rotation at the moment, so that the piano plate is loosened by the clamping piece 2.

As shown in fig. 1, 2 and 4, a fixed frame 3 is fixedly connected to the upper portion of the working table 1, a sliding block 41 is fixedly connected to the lower portion of a thread block 4, the thread block 4 is in threaded connection with a screw rod 5, the thread block 4 is in sliding connection with the fixed frame 3 through the sliding block 41, a roller frame 6 is rotatably connected to both ends of a polishing roller 61, a third motor 62 is fixedly connected to one side of the roller frame 6, the third motor 62 penetrates through the roller frame 6 and is fixedly connected to one end of the polishing roller 61, the upper portion of the roller frame 6 is fixedly connected to a piston rod of a cylinder 63, the cylinder 63 is fixedly connected to the sliding block 41, a fixed plate 31 is fixedly connected to the upper portion of the fixed frame 3, the fixed plates 31 are arranged in bilateral symmetry, a chute 32 is arranged between the fixed plates 31 of the fixed frame 3, both ends of the screw rod 5 are rotatably connected to the fixed plates 31, one end of the screw rod 5 is fixedly connected to an output shaft of a second motor 51, the second motor 51 is connected to the fixed plates 31, when polishing the piano board, start third motor 62, make it drive burnishing roll 61 and rotate, start cylinder 63 after that, make cylinder 63 drive a section distance of roll stand 6 downstream, thereby make burnishing roll 61 contact the piano board, make the piano board polished, start second motor 51 after that, make it drive lead screw 5 and rotate, lead screw 5 rotates and can drive threaded block 4 and slide on mount 3, threaded block 4 makes roll stand 6 remove, thereby make burnishing roll 61 continue the polishing to the position that the piano board is different.

One specific application of this embodiment is: the piano plate is placed on the workbench 1, the pressing plate 8 triggers the button 14, the button 14 controls the first motor 91 to drive the gear 9 to rotate, the gear 9 drives the clamping piece 2 to move through the teeth 21, the clamping piece 2 clamps the piano plate through the buffer plate 7, when the piano plate is polished, the third motor 62 is started to drive the polishing roller 61 to rotate, then the air cylinder 63 is started to drive the roller frame 6 to drive the polishing roller 61 to move downwards, so that the polishing roller 61 is in contact with the piano plate to polish the piano plate, then the second motor 51 is started to drive the screw rod 5 to rotate, the screw rod 5 enables the thread block 4 to move, so that the roller frame 6 drives the polishing roller 61 to move and polish the piano plate, after polishing is finished, the piano plate is lifted for a distance, the pressing plate 8 leaves the button 14, at the moment, the button 14 controls the first motor 91 to rotate reversely, and accordingly the piano plate is loosened.

The above are only preferred embodiments of the present invention, and the present invention is not limited thereto, and any modification, equivalent replacement, and improvement made to the technical solutions described in the above embodiments, and to some of the technical features thereof, are included in the scope of the present invention.

Claims

1. The utility model provides an automatic burnishing device of piano board for piano, includes holder (2), screw thread piece (4) and roller frame (6), its characterized in that: one side of holder (2) lower part is provided with tooth (21), upper portion fixedly connected with splint (22) of holder (2), holder (2) and workstation (1) sliding connection, holder (2) and buffer board (7) swing joint, workstation (1) upper portion fixedly connected with mount (3), the lower part fixedly connected with slider (41) of screw block (4), screw block (4) and lead screw (5) threaded connection, screw block (4) are through slider (41) and mount (3) sliding connection, roller frame (6) are rotated with the both ends of burnishing roll (61) and are connected, one side fixedly connected with third motor (62) of roller frame (6), third motor (62) pass the one end fixed connection of roller frame (6) and burnishing roll (61), the upper portion of roller frame (6) and the piston rod fixed connection of cylinder (63), the air cylinder (63) is fixedly connected with the sliding block (41).

2. The automatic piano plate polishing device for piano of claim 1, wherein the lower part of the workbench (1) is fixedly connected with a base frame (11) and a slide rail (12), the slide rail (12) is slidably connected with the lower part of the clamping member (2), the bottom of the inner wall of the workbench (1) is fixedly connected with a bracket (13), and the upper part of the bracket (13) is fixedly connected with a button (14).

3. The automatic piano plate polishing device for piano of claim 1, wherein the clamping member (2) is engaged with the gear (9) through the teeth (21), the gear (9) is fixedly connected to the output shaft of the first motor (91), and the first motor (91) is fixedly connected to the bottom of the inner wall of the workbench (1).

4. The automatic piano plate polishing device for piano of claim 1, wherein the fixing plates (31) are fixedly connected to the upper part of the fixing frame (3), the fixing plates (31) are arranged in bilateral symmetry, the fixing frame (3) is provided with sliding grooves (32) between the fixing plates (31), both ends of the screw rod (5) are rotatably connected to the fixing plates (31), one end of the screw rod (5) is fixedly connected to the output shaft of the second motor (51), and the second motor ()51 is connected to the fixing plates (31).

5. The automatic piano plate polishing device for piano of claim 1, wherein a sliding column (71) is fixedly connected to one side of the buffer plate (7), the sliding column (71) is slidably connected with the clamping plate (22), a first spring (72) is sleeved on the sliding column (71), one end of the first spring (72) is abutted with the clamping plate (22), and the other end of the first spring (72) is abutted with the buffer plate (7).

6. The automatic piano plate polishing device for piano of claim 1, wherein the workbench (1) is in clearance fit with the pressing plate (8), the four corners of the lower part of the pressing plate (8) are fixedly connected with second springs (81), and the lower ends of the second springs (81) are fixedly connected with the bottom of the inner wall of the workbench (1).