CN205751484U - Piano is perpendicular is combined into type string code and shaped device - Google Patents
Piano is perpendicular is combined into type string code and shaped device Download PDFInfo
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- CN205751484U CN205751484U CN201620674931.4U CN201620674931U CN205751484U CN 205751484 U CN205751484 U CN 205751484U CN 201620674931 U CN201620674931 U CN 201620674931U CN 205751484 U CN205751484 U CN 205751484U
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- string code
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Abstract
A kind of piano of this utility model offer is perpendicular is combined into type string code, and string code is bent to the shape being sequentially connected with by the first bending section, straightway, curved bend trisection and the second bending section；String code is bonded by bottom and top layer and connects, the veneer connection bonded to each other that bottom is vertically arranged by multilamellar.A kind of erect the shaping jig being combined into type string code for above-mentioned piano, the string code pressure tire inner ring with string code shape profiling it is provided with in the inner side of string code, the inner side and outer side of string code pressure tire inner ring is provided with multiple column, connected by string code pressure tire draw ring between the column that inner side and outer side is corresponding, the column in outside is provided with the string code pressure tire screw mandrel for compressing string code.By the structure that employing multilayer single plate is bonding, it is achieved bass and alt district structure integrally, it is ensured that the continuity of wood texture and continuity, strengthen resonance effect, promote prolongation sound and the tonequality of piano.Use special shaping jig, it is possible to multilayer single plate is bent into default shape, and is easy to produce in enormous quantities.
Description
Technical field
This utility model relates to piano parts and machining tool field, and particularly a kind of piano is perpendicular is combined into type string code and molding
Device.
Background technology
At present, what domestic piano manufacturing industry used is all that Conventional processing methods makes string code, and i.e. as in Fig. 5, string code uses 3
The copying mode that root solid wood connects.There is the problem that
1, irregular because of string code profile, so one string code of processing need the solid wood board of bigger wide cut could meet will
Asking, the utilization rate causing timber is low.
2, it is split type because of bass and alt district, middle uses arc-shaped solid wood to connect so that wood texture interrupts, to sound
The conduction of sound produces impact, thus affects tonequality, tone color.
3, the structure production efficiency using prior art is relatively low, it is impossible to meet the demand produced in enormous quantities.
Summary of the invention
Technical problem to be solved in the utility model is to provide that a kind of piano is perpendicular is combined into type string code and shaped device, it is possible to
The selection of material has bigger space, saves timber.It is capable of the structure of bass and alt district one, it is ensured that wood
The continuity of stricture of vagina texture and continuity, strengthen resonance effect, promotes prolongation sound and the tonequality of piano.
For solving above-mentioned technical problem, this utility model be the technical scheme is that a kind of piano is perpendicular and is combined into type string code,
String code is bent to the shape being sequentially connected with by the first bending section, straightway, curved bend trisection and the second bending section；
String code is bonded by bottom and top layer and connects, the veneer connection bonded to each other that bottom is vertically arranged by multilamellar.
Preferably in scheme, described top layer uses hardwood scutum.
Preferably in scheme, the angle of bend of straightway and the second bending section is more than or equal to 180 °.
A kind of erect the shaping jig being combined into type string code for above-mentioned a kind of steel piano, be provided with and string code in the inner side of string code
The string code pressure tire inner ring of shape profiling, the inner side and outer side of string code pressure tire inner ring is provided with multiple column, and inner side and outer side is corresponding
Column between by string code pressure tire draw ring connect, the column in outside is provided with for compressing string code string code pressure tire screw mandrel.
Preferably in scheme, described string code pressure tire screw mandrel is threaded connection with the column in outside, string code pressure tire screw mandrel
The rotatable pressure head not being axially movable it is provided with towards the termination of string code.
Preferably in scheme, between pressure head and string code, it is provided with string code pressure tire pressure plate.
Preferably in scheme, between string code pressure tire pressure plate and string code, it is provided with wood pressure tire.
Preferably in scheme, string code pressure tire draw ring lays respectively at the top and bottom of column, and the string code pressure tire in lower end draws
String code pressure tire collet it is provided with between ring and string code.
Preferably in scheme, below the string code pressure tire draw ring in lower end, it is provided with string code pressure tire base.
A kind of piano that this utility model provides is perpendicular is combined into type string code and shaped device, by using multilayer single plate bonding
Structure, it is achieved bass and alt district structure integrally, it is ensured that the continuity of wood texture and continuity, strengthens resonance effect,
Promote prolongation sound and the tonequality of piano.And use this structure, it is possible to there is in the selection of string code material bigger leeway, and energy
Enough save timber.Use special shaping jig, it is possible to multilayer single plate is bent into default shape, and it is raw to be easy to high-volume
Produce.
Accompanying drawing explanation
The utility model is described in further detail with embodiment below in conjunction with the accompanying drawings:
Fig. 1 is the structural representation of string code in this utility model.
Fig. 2 is the B-B cross-sectional schematic of Fig. 1.
Fig. 3 is the overall structure schematic diagram of shaped device in this utility model.
Fig. 4 is the A-A cross-sectional schematic of Fig. 3.
Fig. 5 is the structural representation of string code in prior art.
In figure: string code pressure tire inner ring 1, string code pressure tire collet 2, string code pressure tire base 3, column 4, string code pressure tire draw ring 5, string
Code pressure tire screw mandrel 6, string code pressure tire pressure plate 7, string code 8, the first bending section 81, straightway 82, curved bend trisection 83, the second bending section
84, veneer 85, hardwood scutum 86, wood pressure tire 9.
Detailed description of the invention
In Fig. 1 ~ 2, a kind of piano is perpendicular is combined into type string code, string code 8 be bent to by the first bending section 81, straightway 82,
The shape that curved bend trisection 83 and the second bending section 84 are sequentially connected with；
String code 8 is bonded by bottom and top layer and connects, veneer 85 connection bonded to each other that bottom is vertically arranged by multilamellar.Thus
Structure, the veneer 85 in this utility model can select the material that price is lower.And be able to ensure that wood texture continuity and
Continuity, strengthens resonance effect, improves tonequality.
Preferably in scheme such as Fig. 2, described top layer uses hardwood scutum 86.Thus structure, before reducing cost
Put the intensity being able to ensure that string code 8.Hardwood in this example include but not limited to Quercus acutissima Carr., Mahogany, birch, yellow jacket, hard maple,
Red raise, Zelkova schneideriana Hand.-Mazz., Buxus sinica (Rehd.et Wils.), walnut, sandalwood, Lignum cinnamomi camphorae, Cortex Fraxini mandshuricae, Sophora japonica L., Tectona grandis L. F., the flower material such as pears and Zelkova schneideriana Hand.-Mazz..
Preferably in scheme such as Fig. 1, the angle of bend of straightway 82 and the second bending section 84 is more than or equal to 180 °.
Such as Fig. 3, in 4, a kind of erect the shaping jig being combined into type string code for above-mentioned a kind of steel piano, in string code 8
Side is provided with the string code pressure tire inner ring 1 with string code 8 shape profiling, and the inner side and outer side of string code pressure tire inner ring 1 is provided with multiple column 4,
Multiple columns 4 are arranged along string code 8, are connected, outside by string code pressure tire draw ring 5 between the column 4 that inner side and outer side is corresponding
The column 4 of side is provided with the string code pressure tire screw mandrel 6 for compressing string code.Thus structure, by utilizing multiple string code to press tire screw mandrel 6
The veneer 85 of bonding is pressed on the string code pressure tire inner ring 1 of profiling such that it is able to by the bottom bending forming of string code 8.
Preferably in scheme such as Fig. 3, described string code pressure tire screw mandrel 6 is threaded connection with the column 4 in outside, string code pressure
Tire screw mandrel 6 is provided with the rotatable pressure head not being axially movable towards the termination of string code 8, and such as pressure head is provided with ball cup, and
The termination of string code pressure tire screw mandrel 6 is provided with bulb, and bulb is limited being arranged in ball cup of axial displacement.The most such as in string code pressure
The termination sidewall of tire screw mandrel 6 is provided with cannelure, is provided with blind hole on pressure head, and the sidewall of blind hole is provided with screwed hole, and screw passes spiral shell
After pit, termination is positioned at cannelure.
The other end at string code pressure tire screw mandrel 6 is provided with handle, or is easy to the structure being connected with handle, such as square toes, six
Angle head or inner hexagonal hole.
Preferably in scheme such as Fig. 3, between pressure head and string code 8, it is provided with string code pressure tire pressure plate 7.Thus structure, it is ensured that pressure
Power equalizes.
Preferably in scheme, between string code pressure tire pressure plate 7 and string code 8, it is provided with wood pressure tire 9.Thus structure, it is to avoid weigh wounded
The outer surface of veneer 85.
Preferably in scheme, string code pressure tire draw ring 5 lays respectively at the top and bottom of column 4, the string code pressure tire in lower end
String code pressure tire collet 2 it is provided with between draw ring 5 and string code 8.Thus structure, the bottom of protection string code 8 will not during compressing
Abrasion.
Preferably in scheme, below the string code pressure tire draw ring 5 in lower end, it is provided with string code pressure tire base 3.Thus structure, it is ensured that
Overall leveling along the string code pressure tire draw ring 5 that string code 8 is arranged.
Concrete procedure of processing is:
One, after the veneer 85 selected being processed into the thickness of setting, sanding, rubberised layer stacks and puts；
Two, shaped device glue laminated molding are utilized；
Three, it is cut into many after taking out string code crude green body；
Four, after processing on request, the upper surface at bottom pastes last layer hardwood scutum 86, hardwood scutum 86 and multilamellar
Veneer 85 vertical, see Fig. 2.
Piano string code perpendicular spelling processing and forming is realized by above step.The string code 8 of this utility model processing, is particularly suited for
Grand piano.
The technical solution of the utility model, can produce sound and passes in the case of using the single-board materials that price is lower
The more preferable integral type of the property led is perpendicular spells string code, and molding once can cut 5-7 root string code, and working (machining) efficiency is substantially improved, and reduces
Hand labor intensity, after tested, piano sound quality is also obviously improved.
The above embodiments are only optimal technical scheme of the present utility model, and are not construed as limit of the present utility model
System, the embodiment in the application and the feature in embodiment, can mutual combination in any in the case of not conflicting.This practicality is new
The technical scheme that the protection domain of type should be recorded with claim, including technical characteristic in the technical scheme that claim is recorded
Equivalents is protection domain.Equivalent the most in this range is improved, also protection domain of the present utility model it
In.
Claims (9)
1. piano is perpendicular is combined into a type string code, it is characterized in that: string code (8) is bent to by the first bending section (81), straightway
(82), the shape that curved bend trisection (83) and the second bending section (84) are sequentially connected with；
String code (8) is bonded by bottom and top layer and connects, veneer (85) connection bonded to each other that bottom is vertically arranged by multilamellar.
A kind of piano the most according to claim 1 is perpendicular is combined into type string code, it is characterized in that: described top layer uses hardwood material
Plate (86).
A kind of piano the most according to claim 1 is perpendicular is combined into type string code, it is characterized in that: straightway (82) and the second bending section
(84) angle of bend is more than or equal to 180 °.
4. erect, for a kind of steel piano described in any one of claim 1 ~ 3, the shaping jig being combined into type string code, its feature
Being: be provided with string code pressure tire inner ring (1) with string code (8) shape profiling in the inner side of string code (8), string code presses the interior of tire inner ring (1)
Side and outside are provided with multiple column (4), are connected by string code pressure tire draw ring (5) between the column (4) that inner side and outer side is corresponding,
The column (4) in outside is provided with string code pressure tire screw mandrel (6) for compressing string code (8).
Piano the most according to claim 4 erects the shaping jig being combined into type string code, it is characterized in that: described string code pressure tire silk
Bar (6) is threaded connection with the column (4) in outside, string code pressure tire screw mandrel (6) be provided with towards the termination of string code (8) rotatable not
The pressure head being axially movable.
Piano the most according to claim 5 erects the shaping jig being combined into type string code, it is characterized in that: at pressure head and string code (8)
Between be provided with string code pressure tire pressure plate (7).
Piano the most according to claim 6 erects the shaping jig being combined into type string code, it is characterized in that: press tire pressure plate at string code
(7) wood pressure tire (9) and it is provided with between string code (8).
Piano the most according to claim 4 erects the shaping jig being combined into type string code, it is characterized in that: string code pressure tire draw ring (5)
Lay respectively at the top and bottom of column (4), between string code pressure tire draw ring (5) and the string code (8) in lower end, be provided with string code pressure tire
Collet (2).
Piano the most according to claim 8 erects the shaping jig being combined into type string code, it is characterized in that: the string code pressure tire in lower end
Draw ring (5) lower section is provided with string code pressure tire base (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620674931.4U CN205751484U (en) | 2016-06-30 | 2016-06-30 | Piano is perpendicular is combined into type string code and shaped device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620674931.4U CN205751484U (en) | 2016-06-30 | 2016-06-30 | Piano is perpendicular is combined into type string code and shaped device |
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| Publication Number | Publication Date |
|---|---|
| CN205751484U true CN205751484U (en) | 2016-11-30 |
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ID=57380928
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620674931.4U Active CN205751484U (en) | 2016-06-30 | 2016-06-30 | Piano is perpendicular is combined into type string code and shaped device |
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|---|---|
| CN (1) | CN205751484U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107452356A (en) * | 2017-07-14 | 2017-12-08 | 海伦钢琴股份有限公司 | A kind of compound string code manufacturing process |
-
2016
- 2016-06-30 CN CN201620674931.4U patent/CN205751484U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107452356A (en) * | 2017-07-14 | 2017-12-08 | 海伦钢琴股份有限公司 | A kind of compound string code manufacturing process |
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