CN211590469U - A punching device for processing piano strings - Google Patents

Abstract

The utility model discloses a perforating device is used in processing of piano string sign indicating number, the on-line screen storage device comprises a base, the top outer wall of base has the workstation through the fix with screw, and the top outer wall of workstation is provided with presses and holds the mechanism, the bottom outer wall of workstation is provided with conveying mechanism, and the bottom outer wall of workstation has the mount through the fix with screw, the inner wall welding of mount has the guide bar, and the outer wall sliding connection of guide bar has the removal seat, the top outer wall that removes the seat is provided with drilling mechanism, press and hold the mechanism and include support frame, pneumatic cylinder and clamp plate, and the support frame passes through the top outer wall of fix with screw workstation. The utility model discloses the saw-dust that produces in the time of can guaranteeing to drill in time drops, helps reducing the influence that the saw-dust produced drilling quality, is convenient for promote the piano string sign indicating number and remove, can reduce the wearing and tearing that the piano string sign indicating number removed the in-process and received, helps guaranteeing the stability of drilling in-process piano string sign indicating number.

Description

A punching device for processing piano strings

technical field

The utility model relates to the technical field of a piano string code processing device, in particular to a punching device for piano string code processing.

Background technique

Depending on the model of the piano, there are 516-520 holes on the string code of a piano. Since the piano has high requirements on workmanship, according to technical standards, generally each group has 2-3 holes. The straight-line distance between the far holes is 9 mm, and the string code nail is required to be 3 mm higher than the code bridge without obvious deviation. In the prior art, in order to ensure its accuracy, it is generally made by hand, but due to the large number of holes, the workload is large. , the manual work efficiency is low.

When using mechanical equipment to punch the piano strings, since the piano strings are made of wood and have low hardness, the wood chips will wear and tear during the drilling process, which will affect the processing quality of the product.

Utility model content

The purpose of the utility model is to solve the shortcomings existing in the prior art, and proposes a punching device for piano string code processing.

In order to achieve the above-mentioned purpose, the utility model adopts the following technical solutions:

A punching device for piano string code processing, comprising a base, the top outer wall of the base is fixed with a workbench by screws, the top outer wall of the workbench is provided with a pressing mechanism, and the bottom outer wall of the workbench is provided with a conveying mechanism , and the bottom outer wall of the worktable is fixed with a fixing frame by screws, the inner wall of the fixing frame is welded with a guide rod, and the outer wall of the guide rod is slidably connected with a movable seat, and the top outer wall of the movable seat is provided with a drilling mechanism.

Preferably, the pressing mechanism includes a support frame, a hydraulic cylinder and a pressure plate, and the support frame is fixed to the top outer wall of the workbench by screws, the hydraulic cylinder is fixed to the top inner wall of the support frame by screws, and the pressure plate is fixed to the top inner wall of the hydraulic cylinder by screws. end of the piston rod.

Preferably, the top outer wall of the workbench is fixed with a rubber plate by screws, and the two sides and the middle of the top outer wall of the workbench are respectively provided with a conveying groove and a drilling groove.

Preferably, the conveying mechanism includes a conveying frame and a conveying roller, and a return spring is welded between the top outer wall of the conveying frame and the bottom outer wall of the worktable.

Preferably, the top outer wall of the conveying frame is welded with a roller frame, and the inner wall of the roller frame is connected with a conveying roller through a bearing, and the conveying roller is located inside the conveying groove.

Preferably, the drilling mechanism includes an electric push rod, a fixed seat and a drill bit, and the electric push rod is fixed to the top outer wall of the movable seat by screws, and the fixed seat is fixed to the top of the electric push rod by screws.

Preferably, the inner wall of the fixing seat is fixed with a drilling motor by screws, and the drill bit is fixed on the output shaft of the drilling motor by a coupling.

Preferably, the inner wall of the fixing frame is provided with a screw mounting hole, and the inner wall of the screw mounting hole is connected with the screw through a bearing, and the outer wall of one side of the fixing frame is fixed with a driving motor by screws, and the output shaft of the driving motor is connected through a coupling. The shaft is fixed on the outer wall of one end of the lead screw, and the movable seat is connected to the outer wall of the lead screw through threads.

Preferably, both sides of the outer wall of the lead screw are connected with fan blades through keys.

Compared with the prior art, the utility model provides a punching device for processing piano strings, which has the following beneficial effects:

1. The punching device for piano string code processing is provided with a fixing frame and a drilling mechanism. The fixing frame and the drilling mechanism are located at the bottom of the workbench. Drilling from the bottom can ensure that the wood chips generated during drilling are timely. Falling, helps reduce the impact of wood chips on drilling quality.

2. The punching device for piano string code processing uses the set return spring and conveying roller. The return spring exerts a pulling force on the conveying frame, which drives the conveying roller to be higher than the upper surface of the worktable, and supports the piano string code through the conveying roller, which is easy to push The piano strings are moved, which can reduce the wear and tear of the piano strings during the movement.

3. The punching device for piano string code processing uses the hydraulic cylinder and pressure plate set. The hydraulic cylinder pushes the pressure plate down, pushes the conveying roller down, and clamps the piano string code through the pressure plate and the worktable, which helps to ensure the drilling process. Stability of piano string numbers.

The parts not involved in the device are the same as the existing technology or can be realized by using the existing technology. The utility model has simple structure, convenient operation, and reduces the influence of wood chips on the processing quality.

Description of drawings

Fig. 1 is the overall structure schematic diagram of a kind of punching device for piano string code processing proposed by the utility model;

Fig. 2 is the structural representation of the workbench in a kind of perforating device for piano string code processing proposed by the utility model;

3 is a schematic structural diagram of a conveying frame in a punching device for piano string code processing proposed by the utility model;

4 is a schematic diagram of the internal structure of a fixing frame in a punching device for piano string code processing proposed in Embodiment 2 of the present utility model.

In the picture: 1-base, 2-conveyor, 3-drive motor, 4-fixed frame, 5-table, 6-press plate, 7-support frame, 8-hydraulic cylinder, 9-guide rod, 10-lead screw , 11-mobile seat, 12-electric push rod, 13-fixed seat, 14-drill, 15-roller frame, 16-return spring, 17-conveyor roller, 18-fan blade.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example.

In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inside", The orientation or positional relationship indicated by "outside" is based on the orientation or positional relationship shown in the accompanying drawings, which is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the indicated device or element must have a specific orientation , are constructed and operated in a specific orientation, and therefore should not be construed as a limitation of the present invention.

Example 1

1-3, a punching device for piano string code processing includes a base 1, the top outer wall of the base 1 is fixed with a workbench 5 by screws, and the top outer wall of the workbench 5 is provided with a pressing mechanism, the workbench 5 The bottom outer wall of the table 5 is provided with a conveying mechanism, and the bottom outer wall of the worktable 5 is fixed with a fixing frame 4 by screws. The top outer wall is provided with a drilling mechanism.

In the present invention, the pressing mechanism includes a support frame 7, a hydraulic cylinder 8 and a pressure plate 6, and the support frame 7 is fixed to the top outer wall of the workbench 5 by screws, and the hydraulic cylinder 8 is fixed to the top inner wall of the support frame 7 by screws. 6 is fixed to one end of the piston rod of the hydraulic cylinder 8 by screws.

In the utility model, the top outer wall of the workbench 5 is fixed with a rubber plate by screws, and the two sides and the middle of the top outer wall of the workbench 5 are respectively provided with a conveying groove and a drilling groove.

In the present invention, the conveying mechanism includes a conveying frame 2 and a conveying roller 17 , and a return spring 16 is welded between the top outer wall of the conveying frame 2 and the bottom outer wall of the worktable 5 .

In the present invention, the top outer wall of the conveying frame 2 is welded with a roller frame 15, and the inner wall of the roller frame 15 is connected with a conveying roller 17 through a bearing, and the conveying roller 17 is located inside the conveying groove.

In the present invention, the drilling mechanism includes an electric push rod 12, a fixed seat 13 and a drill bit 14, and the electric push rod 12 is fixed to the top outer wall of the movable seat 11 by screws, and the fixed seat 13 is fixed to the top of the electric push rod 12 by screws. .

In the present invention, the inner wall of the fixing seat 13 is fixed with the drilling motor by screws, and the drill bit 14 is fixed on the output shaft of the drilling motor by the coupling.

In the present invention, the inner wall of the fixing frame 4 is provided with a screw mounting hole, and the inner wall of the screw mounting hole is connected with the screw 10 through a bearing, and the outer wall of one side of the fixing frame 4 is fixed with a driving motor 3 by screws, and the driving motor 3 The output shaft is fixed to the outer wall of one end of the lead screw 10 through a coupling, and the movable seat 11 is connected to the outer wall of the lead screw 10 through a thread.

Working principle: The return spring 16 exerts a pulling force on the conveying frame 2, drives the conveying roller 17 to be higher than the upper surface of the workbench 5, places the piano string code above the work table 5, and supports the piano string code by the conveying roller 17, so as to facilitate the push The piano chords move, push the piano chords to the position that needs to be processed, start the hydraulic cylinder 8 to push the pressure plate 6 down, push the conveying roller 17 to descend, clamp the piano chords through the pressure plate 6 and the worktable 5, and start the drive motor 3 to drive The lead screw 10 rotates, pushes the moving base 11 to move, adjusts the position of the drill bit 14, starts the electric push rod 12 and the drilling motor, and the drill bit 14 rotates and rises to drill.

Example 2

1-4, a kind of punching device for piano string code processing, both sides of the outer wall of the lead screw 10 are connected with a fan blade 18 through a key. When the drive motor 3 drives the lead screw 10 to rotate, the rotation of the fan blade 18 can accelerate the lead screw. The wood chips on the 10 fall, preventing the wood chips from entering between the movable seat 11 and the lead screw 10 and affecting the movement of the movable seat 11 .

The above description is only a preferred embodiment of the present invention, but the protection scope of the present invention is not limited to this. Equivalent replacement or modification of the new technical solution and its utility model concept shall be included within the protection scope of the present utility model.

Claims (9)

1. A punching device for piano string code processing, comprising a base (1), characterized in that a workbench (5) is fixed on the top outer wall of the base (1) by screws, and the top of the workbench (5) is The outer wall is provided with a pressing mechanism, the bottom outer wall of the workbench (5) is provided with a conveying mechanism, and the bottom outer wall of the workbench (5) is fixed with a fixing frame (4) by screws, and the inner wall of the fixing frame (4) A guide rod (9) is welded, and the outer wall of the guide rod (9) is slidably connected with a movable seat (11), and the top outer wall of the movable seat (11) is provided with a drilling mechanism. 2 . The punching device for processing piano strings according to claim 1 , wherein the pressing and holding mechanism comprises a support frame (7), a hydraulic cylinder (8) and a pressure plate (6), and the support frame (7) It is fixed to the top outer wall of the workbench (5) by screws, the hydraulic cylinder (8) is fixed to the top inner wall of the support frame (7) by screws, and the pressure plate (6) is fixed to the piston rod of the hydraulic cylinder (8) by screws. one end. 3 . The punching device for piano string code processing according to claim 1 , wherein the top outer wall of the workbench ( 5 ) is fixed with a rubber plate by screws, and the top outer wall of the workbench ( 5 ) is fixed with a rubber plate. 4 . There are conveying grooves and drilling grooves on both sides and in the middle. 4. The punching device for processing piano strings according to claim 3, wherein the conveying mechanism comprises a conveying frame (2) and a conveying roller (17), and the top outer wall of the conveying frame (2) A return spring (16) is welded between it and the bottom outer wall of the workbench (5). 5 . The punching device for piano string code processing according to claim 4 , wherein a roller frame ( 15 ) is welded on the top outer wall of the conveying frame ( 2 ), and the inner wall of the roller frame ( 15 ) is welded with the roller frame ( 15 ). 6 . A conveying roller (17) is connected through a bearing, and the conveying roller (17) is located inside the conveying groove. 6 . The punching device for processing piano strings according to claim 3 , wherein the drilling mechanism comprises an electric push rod ( 12 ), a fixed seat ( 13 ) and a drill bit ( 14 ), and the electric The push rod (12) is fixed on the top outer wall of the movable seat (11) by screws, and the fixed seat (13) is fixed on the top end of the electric push rod (12) by screws. 7 . The punching device for piano string code processing according to claim 6 , wherein the inner wall of the fixing seat ( 13 ) is fixed with a drilling motor by screws, and the drill bit ( 14 ) passes through a coupling. 8 . Fixed to the output shaft of the drilling motor. 8 . The punching device for processing piano strings according to claim 1 , wherein the inner wall of the fixing frame ( 4 ) is provided with a screw mounting hole, and the inner wall of the screw mounting hole is connected by a bearing. 9 . A lead screw (10) is provided, a drive motor (3) is fixed on one side of the outer wall of the fixing frame (4) through screws, and the output shaft of the drive motor (3) is fixed on one end of the lead screw (10) through a coupling, and moves The seat (11) is connected to the outer wall of the lead screw (10) through threads. 9 . The punching device for processing piano strings according to claim 8 , characterized in that fan blades ( 18 ) are connected on both sides of the outer wall of the lead screw ( 10 ) through keys. 10 .

Images