CN214752894U

CN214752894U - Automatic sawing equipment for piano string codes

Info

Publication number: CN214752894U
Application number: CN202120931024.4U
Authority: CN
Inventors: 罗扬; 庄联森; 王军; 黄维; 张勇
Original assignee: Yichang Jinbao Music Instrument Manufacture Co ltd
Current assignee: Yichang Jinbao Music Instrument Manufacture Co ltd
Priority date: 2021-04-30
Filing date: 2021-04-30
Publication date: 2021-11-16
Anticipated expiration: 2031-04-30

Abstract

The utility model discloses an automatic sawing device for piano string codes, which comprises a device main body, wherein a movable feeding platform is supported and installed at the top of the device main body; a numerical control band saw machine for saw cutting is arranged on the side face of the equipment main body; the top of the movable feeding platform is fixed with a positioning reference block for positioning the piano string codes to be processed, and the top of the movable feeding platform is fixed with a supporting structure for supporting the piano string codes to be processed; a clamp for clamping and fixing the piano string codes is fixed at the top of the movable feeding platform; and a band saw blade is arranged on the numerical control band saw machine. Improve piano string sign indicating number machining precision, machining efficiency, improve material utilization and reduction in production cost, the standardization level is high, the security is high.

Description

Automatic sawing equipment for piano string codes

Technical Field

The utility model relates to a piano soundboard concatenation processing technology field specifically is an automatic equipment of saw cutting of piano string sign indicating number.

Background

At present, the string code processing of the domestic piano basically adopts a woodworking band sawing machine to saw and cut a plane, then adopts a bottom arc mould and a surface arc mould, and utilizes a thicknessing device to plane a bottom arc and a surface arc for bonding;

there are many problems: 1) the processing precision is low; 2) the production efficiency is low, and the production cost is high; 3) the product standardization degree is poor; 4) The processing safety is poor; 5) The material utilization rate is low.

SUMMERY OF THE UTILITY MODEL

The utility model overcomes the problem that above technique exists provides an automatic equipment of saw cutting of piano string sign indicating number, improves piano string sign indicating number machining precision, machining efficiency, improves material utilization and reduction in production cost, standardization level height, security height.

In order to realize the technical characteristics, the purpose of the utility model is realized as follows: an automatic sawing device for piano string codes comprises a device main body, wherein a movable feeding platform is supported and mounted at the top of the device main body; a numerical control band saw machine for saw cutting is arranged on the side face of the equipment main body; the top of the movable feeding platform is fixed with a positioning reference block for positioning the piano string codes to be processed, and the top of the movable feeding platform is fixed with a supporting structure for supporting the piano string codes to be processed; a clamp for clamping and fixing the piano string codes is fixed at the top of the movable feeding platform; and a band saw blade is arranged on the numerical control band saw machine.

The movable feeding platform adopts a two-dimensional plane workbench, adopts a numerical control platform and can move transversely and longitudinally along the equipment main body.

The movable feeding platform and the numerical control band sawing machine adopt a set of numerical control system.

The supporting structure comprises a plurality of supporting frames with different heights, and the top end of each supporting frame is provided with an arc supporting surface which is used for being attached to the bottom arc surface of the piano string code.

The clamp comprises a clamp base fixed at the top of the movable feeding platform, a bottom clamping plate is fixed at the top of the clamp base, a movable clamping plate is hinged to one end of the top of the bottom clamping plate, and the other ends of the bottom clamping plate and the movable clamping plate are connected through a locking screw rod and lock and fix a plurality of piano string codes.

And locking teeth are processed on the inner side walls of the bottom clamping plate and the movable clamping plate.

The band saw blade is arranged on a band saw oscillating shaft which is arranged on the numerical control band saw machine and can oscillate left and right along the sawing path direction.

The utility model discloses there is following beneficial effect:

1. through adopting current more mature numerical control band saw machine to set up special removal feeding platform, utilize special fixture to support, the centre gripping string sign indicating number, and the band saw blade can the horizontal hunting angle, can accomplish string sign indicating number unloading, bottom arc, face arc one shot forming automatically like this, not only can improve the material utilization ratio of piano string sign indicating number, still can improve machining efficiency and machining precision.

2. Through the movable feeding platform, the piano string number to be sawed can be moved and adjusted in position, and further the piano string number can be guaranteed to move along X, Y direction.

3. Reliable support to the piano string sign indicating number can be realized through foretell bearing structure, and then has guaranteed that follow-up saw cuts it, prevents that it from taking place to remove when saw cutting.

4. The clamp can clamp and fix the piano string codes.

Drawings

Fig. 1 is a front view of the present invention.

Fig. 2 is a left side view of the present invention.

Fig. 3 is a right side view of the present invention.

Fig. 4 is a top view of the present invention.

Fig. 5 is a schematic view of the swing angle of the band saw blade according to the present invention.

Fig. 6 is a three-dimensional view of the present invention.

In the figure: the numerical control band saw comprises a numerical control band saw machine 1, a band saw blade 2, an equipment main body 3, a movable feeding platform 4, a piano string code 5, a clamp 6, a positioning reference block 7, a support frame 8, an arc-shaped support surface 9, a clamp base 10, a bottom clamp plate 11, a movable clamp plate 12, locking teeth 13 and a band saw oscillating shaft 14.

Detailed Description

The following describes embodiments of the present invention with reference to the accompanying drawings.

Referring to fig. 1-6, an automatic sawing device for piano string codes comprises a device body 3, wherein a movable feeding platform 4 is supported and mounted at the top of the device body 3; a numerical control band sawing machine 1 for sawing is arranged on the side surface of the equipment main body 3; a positioning reference block 7 for positioning the piano string code 5 to be processed is fixed at the top of the movable feeding platform 4, and a supporting structure for supporting the piano string code 5 to be processed is fixed at the top of the movable feeding platform 4; a clamp 6 for clamping and fixing the piano string code 5 is fixed at the top of the movable feeding platform 4; the numerical control band sawing machine 1 is provided with a band sawing blade 2. Adopt foretell automatic saw cutting equipment, effectively improved piano string sign indicating number machining precision, machining efficiency, improvement material utilization rate, effective reduction in production cost, standardization level height, security height. By adopting numerical control saw cutting, the needed string code bottom arc or surface arc can be conveniently cut.

Further, the movable feeding platform 4 is a two-dimensional plane workbench, and the movable feeding platform 4 is a numerical control platform and can move along the transverse direction and the longitudinal direction of the equipment main body 3. The piano string code 5 to be sawed can be moved and adjusted in position through the movable feeding platform 4, and then the piano string code can be ensured to move along the direction X, Y.

Furthermore, the movable feeding platform 4 and the numerical control band sawing machine 1 adopt a set of numerical control system. Through foretell numerical control system, can realize the automatic numerical control cutting of piano string sign indicating number 5.

Further, bearing structure includes a plurality of not co-altitude support frames 8, the top processing of support frame 8 has the arc holding surface 9 that is used for laminating mutually with the bottom arcwall face of piano string sign indicating number 5. Reliable support to piano string sign indicating number 5 can be realized through foretell bearing structure, and then has guaranteed that follow-up saw cuts it, prevents that it from taking place to remove when saw cutting.

Further, anchor clamps 6 are including fixing the anchor clamps base 10 at 4 tops of removal pay-off platform, the top of anchor clamps base 10 is fixed with bottom splint 11, the top one end of bottom splint 11 articulates there is movable splint 12, the other end of bottom splint 11 and movable splint 12 passes through locking screw and links to each other to it is fixed with many piano string sign indicating number 5 locks. The piano string code 5 can be clamped and fixed by the above-mentioned clamp 6.

Further, locking teeth 13 are machined on the inner side walls of the bottom clamping plate 11 and the movable clamping plate 12. The friction force between the locking teeth 13 and the piano string code 5 is effectively increased through the locking teeth, and the reliability of clamping and fixing is further ensured.

Further, the band saw blade 2 is mounted on a band saw oscillating shaft 14, and the band saw oscillating shaft 14 is mounted on the numerical control band saw machine 1, so that the band saw blade 2 can oscillate left and right along the sawing path direction thereof. The required bottom arc or surface arc can be conveniently processed by the angle swing adjusting device.

The utility model discloses a working process and principle:

in the specific use process, firstly, the piano string code 5 to be processed is supported at the top end of a support frame 8 of a movable feeding platform 4, and is reliably supported and fixed through an arc-shaped support surface 9, the end part of the piano string code is positioned through a positioning reference block 7, and then the piano string code 5 is clamped and fixed through a clamp 6; then, start and move pay-off platform 4 to drive piano string sign indicating number 5 and move to X, Y simultaneously along, remove simultaneously the corresponding angle of band saw blade 2 according to bottom arc or face arc curve automatic deflection, can the unloading, process out bottom arc or face arc one shot forming, not only can improve the material utilization of piano string sign indicating number, still can improve machining efficiency and machining precision, compare traditional scheme and can many ejection of compact 3~ 4.

Claims

1. The utility model provides an automatic equipment of saw cutting of piano string sign indicating number which characterized in that: the device comprises a device main body (3), wherein a movable feeding platform (4) is supported and mounted at the top of the device main body (3); a numerical control band saw (1) for sawing is arranged on the side surface of the equipment main body (3); a positioning reference block (7) for positioning the piano string code (5) to be processed is fixed at the top of the movable feeding platform (4), and a supporting structure for supporting the piano string code (5) to be processed is fixed at the top of the movable feeding platform (4); a clamp (6) for clamping and fixing the piano string code (5) is fixed at the top of the movable feeding platform (4); the numerical control band saw machine (1) is provided with a band saw blade (2).

2. The automatic sawing device for piano strings according to claim 1, wherein: the movable feeding platform (4) adopts a two-dimensional plane workbench, and the movable feeding platform (4) adopts a numerical control platform and can move transversely and longitudinally along the equipment main body (3).

3. The automatic sawing device for piano strings according to claim 2, wherein: the mobile feeding platform (4) and the numerical control band sawing machine (1) adopt a set of numerical control system.

4. The automatic sawing device for piano strings according to claim 1, wherein: the supporting structure comprises a plurality of supporting frames (8) with different heights, and arc-shaped supporting surfaces (9) which are used for being attached to the bottom arc-shaped surface of the piano string code (5) are machined on the top ends of the supporting frames (8).

5. The automatic sawing device for piano strings according to claim 1, wherein: anchor clamps (6) are including fixing anchor clamps base (10) at removal pay-off platform (4) top, the top of anchor clamps base (10) is fixed with bottom splint (11), the top one end of bottom splint (11) articulates there is movable splint (12), the other end of bottom splint (11) and movable splint (12) passes through locking screw and links to each other to it is fixed with many piano string sign indicating number (5) locking.

6. The automatic sawing device for piano strings according to claim 5, wherein: and locking teeth (13) are processed on the inner side walls of the bottom clamping plate (11) and the movable clamping plate (12).

7. The automatic sawing device for piano strings according to claim 1, wherein: the band saw blade (2) is arranged on a band saw swinging shaft (14), the band saw swinging shaft (14) is arranged on the numerical control band saw machine (1), and the band saw blade (2) can swing left and right along the sawing path direction.