CN112669794A - Piano production method and piano produced by using same - Google Patents
Piano production method and piano produced by using same Download PDFInfo
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- CN112669794A CN112669794A CN202011430682.1A CN202011430682A CN112669794A CN 112669794 A CN112669794 A CN 112669794A CN 202011430682 A CN202011430682 A CN 202011430682A CN 112669794 A CN112669794 A CN 112669794A
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 94
- 238000012545 processing Methods 0.000 claims abstract description 7
- 238000009966 trimming Methods 0.000 claims description 10
- 238000012360 testing method Methods 0.000 claims description 8
- 210000001503 joint Anatomy 0.000 claims description 3
- 238000004026 adhesive bonding Methods 0.000 abstract description 21
- 238000009434 installation Methods 0.000 abstract description 12
- 239000003292 glue Substances 0.000 abstract description 9
- 238000001035 drying Methods 0.000 abstract description 8
- 238000013461 design Methods 0.000 abstract description 5
- 238000005336 cracking Methods 0.000 abstract description 2
- 239000000047 product Substances 0.000 description 23
- 230000008901 benefit Effects 0.000 description 11
- 239000002023 wood Substances 0.000 description 11
- 238000000034 method Methods 0.000 description 10
- 238000007789 sealing Methods 0.000 description 9
- 239000007787 solid Substances 0.000 description 8
- 230000002035 prolonged effect Effects 0.000 description 7
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 3
- 239000003086 colorant Substances 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 238000004806 packaging method and process Methods 0.000 description 2
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
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Abstract
The invention relates to the technical field of piano production and processing, in particular to a piano production method, which comprises the following steps: firstly, installing a string striking machine and a keyboard on a prefabricated frame, and then installing a prefabricated piano shell plate on the prefabricated frame. Compared with the traditional mode of gluing the piano shell, the piano production method provided by the invention saves glue drying waiting time of at least 3-5 days after each gluing step, does not need to depend on a professional installation technician for gluing operation, directly upgrades the manual operation to automatic production execution, greatly improves the production efficiency and precision, reduces the cost, carries out stock after a string striking machine and a keyboard are installed, and finally selects the production style of the prefabricated piano shell plate according to the market style of hot sales and the customized requirement of a user and designs and installs the prefabricated piano shell plate. The invention also provides a piano, which comprises a prefabricated frame and a prefabricated piano shell plate, and can reduce the risk of cracking and deformation of a piano shell.
Description
Technical Field
The invention relates to the technical field of piano production and processing, in particular to a piano production method and a piano produced by the piano production method.
Background
The traditional piano production method comprises the following steps: the method comprises the steps of firstly, producing the piano shell plates in different sizes, shapes and colors according to the models of each piano in a classified mode, then, gluing and combining the corresponding piano shell plates to obtain a complete piano shell, installing components such as a string striking machine and a keyboard on the complete piano shell after glue is dried, then, carrying out string striking machine arrangement, keyboard arrangement, tone tuning and sound adjusting, testing and correcting, and finally, packaging and taking out of a bin. The traditional piano production method and the produced piano have the problems of low production efficiency and high production cost.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention aims to provide a piano production method with high production efficiency and low production cost and a piano produced by adopting the piano production method.
In order to solve the technical problems, the invention adopts the technical scheme that:
a piano production method, comprising the steps of:
s1, manufacturing and generating a prefabricated frame;
s2, installing a string striking machine and a keyboard on the prefabricated frame;
and S3, mounting a prefabricated piano shell plate on a prefabricated frame provided with the string striking machine and the keyboard.
The present invention also provides:
a piano comprises a prefabricated frame and a prefabricated shell plate;
more than two prefabricated piano shell plates are coated outside the prefabricated frame;
the prefabricated frame is detachably connected with the prefabricated piano shell plate.
The invention has the beneficial effects that: the piano production method is provided, the traditional piano production idea is overturned, a brand-new production design idea is conceived, the production process sequence and the production mode are adjusted, the method that the piano frame is prefabricated firstly, then the string striking machine and the keyboard are installed, and finally the prefabricated piano shell plate is installed on the prefabricated frame is adopted, compared with the traditional piano shell gluing mode, the glue drying waiting time of at least 3-5 days needed after each gluing step is saved, the gluing operation is not required to be carried out by a professional installation technician, the manual operation is directly upgraded to the automatic production execution, the production efficiency and the precision are greatly improved, the cost is reduced, in addition, the production method can realize the autonomous customization of the piano, the stock is carried out after the string striking machine and the keyboard are installed, and finally the production style of the prefabricated piano shell plate is selected and designed and installed according to the hot-selling market style and the user customization requirements, therefore, the high efficiency and flexibility of piano product production are realized, the market is conformed to the greatest extent, the quality and the competitiveness of piano products are improved, and the satisfaction of consumers is improved. In addition, the piano produced by the production method of the invention fixes the prefabricated piano shell plate on the prefabricated frame, compared with the traditional solid wood plate bonding structure, the structure has the advantages that all parts can not deform, even if the prefabricated frame is affected with damp cold and heat, the prefabricated piano shell plate can be well fixed by the prefabricated frame, the deformation of the prefabricated piano shell plate is prevented, the quality of the piano is improved, and the service life of the part is prolonged. Moreover, the method can be used for producing and processing different types of pianos, such as pianos with or without a mark and the like. The invention also provides a piano, which adopts a mechanical connection structure, saves glue drying waiting time of at least 3-5 days after each gluing step compared with the traditional gluing piano shell structure, does not need to depend on a professional installation technician for gluing operation, directly upgrades the manual operation to automatic production execution, greatly improves the production efficiency and precision, and reduces the cost. Compared with a traditional solid wood board bonding structure, the structure has the advantages that each part can not deform, even if the prefabricated frame is damp in cold and hot states, the prefabricated piano shell plate can be well fixed, deformation of the prefabricated piano shell plate is prevented, the quality of a piano is improved, and the service life of parts is prolonged. In addition, the automatic customization of the piano model and appearance can be realized, the market is conformed to the greatest extent, the quality and the competitiveness of piano products are improved, and the satisfaction of consumers is improved.
Drawings
FIG. 1 is a schematic structural view of a prefabricated framework according to an embodiment of the present invention;
FIG. 2 is a schematic structural view of a piano equipped with a action and a keyboard according to an embodiment of the present invention;
fig. 3 is a schematic structural view of a piano with a prefabricated shell plate installed according to an embodiment of the present invention;
FIG. 4 is a schematic structural diagram of a prefabricated frame according to a fourth embodiment of the present invention;
fig. 5 is a schematic structural view of a piano equipped with a action and a keyboard according to a fourth embodiment of the present invention;
fig. 6 is a schematic structural view of a prefabricated shell plate according to a fourth embodiment of the present invention;
fig. 7 is another schematic structural view of a prefabricated shell plate according to a fourth embodiment of the present invention;
FIG. 8 is a schematic structural view of a prefabricated frame according to a fifth embodiment of the present invention;
fig. 9 is a schematic structural view of a prefabricated shell plate according to a fifth embodiment of the present invention;
description of reference numerals:
1. prefabricating a frame; 11. prefabricating frame strips; 111. a locking part; 12. a strip-shaped lock hole;
2. a string striking machine;
3. a keyboard;
4. prefabricating a piano shell plate; 41. positioning a groove; 42. a circular lock hole;
5. positioning bolts;
6. a fastener;
7. a sealing strip;
8. a rubber gasket;
9. a first magnetic attraction component;
10. a second magnetic attraction assembly;
101. and sealing rubber strips.
Detailed Description
In order to explain technical contents, achieved objects, and effects of the present invention in detail, the following description is made with reference to the accompanying drawings in combination with the embodiments.
Referring to fig. 1 to 9, a piano production method of the present invention includes the following steps:
s1, manufacturing and generating a prefabricated frame;
s2, installing a string striking machine and a keyboard on the prefabricated frame;
and S3, mounting a prefabricated piano shell plate on a prefabricated frame provided with the string striking machine and the keyboard.
From the above description, the beneficial effects of the present invention are: the piano production method is provided, the traditional piano production idea is overturned, a brand-new production design idea is conceived, the production process sequence and the production mode are adjusted, the method that the piano frame is prefabricated firstly, then the string striking machine and the keyboard are installed, and finally the prefabricated piano shell plate is installed on the prefabricated frame is adopted, compared with the traditional piano shell gluing mode, the glue drying waiting time of at least 3-5 days needed after each gluing step is saved, the gluing operation is not required to be carried out by a professional installation technician, the manual operation is directly upgraded to the automatic production execution, the production efficiency and the precision are greatly improved, the cost is reduced, in addition, the production method can realize the autonomous customization of the piano, the stock is carried out after the string striking machine and the keyboard are installed, and finally the production style of the prefabricated piano shell plate is selected and designed and installed according to the hot-selling market style and the user customization requirements, therefore, the high efficiency and flexibility of piano product production are realized, the market is conformed to the greatest extent, the quality and the competitiveness of piano products are improved, and the satisfaction of consumers is improved. In addition, the piano produced by the production method of the invention fixes the prefabricated piano shell plate on the prefabricated frame, compared with the traditional solid wood plate bonding structure, the structure has the advantages that all parts can not deform, even if the prefabricated frame is affected with damp cold and heat, the prefabricated piano shell plate can be well fixed by the prefabricated frame, the deformation of the prefabricated piano shell plate is prevented, the quality of the piano is improved, and the service life of the part is prolonged. Moreover, the method can be used for producing and processing different types of pianos, such as pianos with or without a mark and the like. The invention also provides a piano, which adopts a mechanical connection structure, saves glue drying waiting time of at least 3-5 days after each gluing step compared with the traditional gluing piano shell structure, does not need to depend on a professional installation technician for gluing operation, directly upgrades the manual operation to automatic production execution, greatly improves the production efficiency and precision, and reduces the cost. Compared with a traditional solid wood board bonding structure, the structure has the advantages that each part can not deform, even if the prefabricated frame is damp in cold and hot states, the prefabricated piano shell plate can be well fixed, deformation of the prefabricated piano shell plate is prevented, the quality of a piano is improved, and the service life of parts is prolonged. In addition, the automatic customization of the piano model and appearance can be realized, the market is conformed to the greatest extent, the quality and the competitiveness of piano products are improved, and the satisfaction of consumers is improved.
Further, the S1 includes:
and manufacturing prefabricated frame strips, and connecting the prefabricated frame strips to manufacture the prefabricated frame.
According to the description, after the precast frame strips are produced in a factory, the precast frame strips are detachably locked together to obtain the integral frame of the piano, if the difference of the size and the structure of the precast frame strips is determined to be large by different styles of the piano, corresponding precast frame strip accessories can be independently designed and produced, generally, when the difference of the size and the shape is small, the precast frame strips can be produced in batches, and the structures such as positioning holes can be processed on the precast frame strips in the later period, so that the assembly is flexible, the efficiency is higher, and the cost is lower.
Further, before the connecting and manufacturing the prefabricated frame strips to generate the prefabricated frame, the method includes:
and processing a locking part on each prefabricated frame strip, wherein the locking part is used for locking two prefabricated frame strips with each other.
From the above description, the locking portion can be in the form of a lock hole, a lock groove, a tenon buckle, etc., and is intended to ensure the stability of the connection structure between the prefabricated frame strips to be connected.
Further, the S2 includes:
and mounting a string striking machine on the prefabricated frame, trimming, mounting a keyboard on the prefabricated frame, trimming, and then performing primary tuning and vibration playing tests on the trimmed string striking machine and the keyboard.
From the above description, after the string striking machine and the keyboard are successively installed and trimmed, the initial tuning and the vibration playing test can be performed, and compared with the traditional mode of installing and debugging the string striking machine and the keyboard on the glued and formed piano shell, the mode is more convenient to disassemble, assemble and adjust the component structure, and the production efficiency can be further improved.
Further, the S2 further includes:
and trimming and adjusting the string-striking machine and the keyboard which are subjected to the primary channel tuning and vibration playing tests.
From the above description, the trimming is to arrange the middle disc and the frame of the piano so as to improve the stability of the frame and the smoothness of the keys, and the like, so that the sound tone is further improved, the tone quality is improved, and the quality of the product is improved.
Further, the S2 further includes:
and sequentially calculating the stock values of the tuned prefabricated frame, the string striking machine and the keyboard according to the whole pin value of all styles of the piano.
From the above description, the conventional piano production method is to independently produce pianos of different specifications according to different models and color styles, for example, the piano shell has 5 colors and 8 heights, the models include straight-leg type and bent-leg type, the styles include vintage style and modern style, if each piano needs ten stock, extremely high production cost is needed, and the conventional piano production method is to produce a complete piano shell in advance, which has large volume and heavy weight, occupies large factory floor area and large warehouse floor area, and has extremely high transportation cost and site cost, so the conventional piano production method can only control yield during production, or adjust the product direction according to actual conditions, thus not only ensuring benefit, but also prolonging the period from the whole production to sale. The piano production method provided by the invention can be used for carrying out production planning according to the overall sales volume of products sold by manufacturers, carrying out stock on the prefabricated frame provided with the string striking machine and the keyboard, and finally installing the prefabricated piano shell plate according to the style of the actual restocking product.
Further, the S3 includes:
and calculating the spare goods value of the prefabricated piano shell plate of the corresponding style according to the single sales volume value of each style of the piano.
From the above description, after investigating hot-market products sold by manufacturers, the production planning can be performed on the prefabricated piano shell plates of different styles, so that resources can be reasonably planned, the production is flexible, the efficiency is improved, the cost is reduced, and the benefit maximization is achieved.
Further, the S3 further includes:
and adjusting the structure of the prepared prefabricated frame according to the style of the prefabricated piano, and installing a prefabricated piano shell plate corresponding to the style of the prefabricated piano on the adjusted prefabricated frame according to the style of the prefabricated piano to obtain a finished piano product.
From the above description, the advantage of mass production of the prefabricated frame is that efficiency can be improved, cost can be reduced, the structure of the prefabricated frame can be flexibly adjusted according to the difference of the styles of the pianos to be replenished, and finally, the prefabricated shell plates corresponding to the styles are installed, so that finished piano products can be obtained.
Further, the method also comprises the following steps:
and tuning and trimming the piano finished product.
From the above description, the piano final product is tuned and trimmed again to ensure the tone quality and quality of the piano.
Further, the S3 further includes:
more than two prefabricated shell plates are arranged on the prefabricated frame, and two adjacent prefabricated shell plates are connected with each other.
From the above description, it can be known that the connection structure is arranged on the two adjacent prefabricated piano shell plates, preferably, the detachable connection structure is adopted, the stability of the prefabricated piano shell plate installation structure can be further improved, and the subsequent maintenance replacement and custom refitting cost are reduced.
Further, the method specifically comprises the following steps:
and (5) packing and delivering the piano finished product subjected to tuning and trimming.
From the above description, the finished piano products are finally packed and delivered out of the bin, and the whole production process is completed.
The invention also provides a piano, which comprises a prefabricated frame and a prefabricated piano shell plate;
more than two prefabricated piano shell plates are coated outside the prefabricated frame;
the prefabricated frame is detachably connected with the prefabricated piano shell plate.
From the above description, the beneficial effects of the present invention are: adopt mechanical connection structure, compare in traditional gluey musical instrument shell structure, saved the glue drying latency of 3 ~ 5 days that need at least after every gluey step, need not to rely on professional installation technician to bond the operation, but directly upgrade to automated production execution from the manual operation, very big improvement production efficiency, precision, the cost is reduced simultaneously. Compared with a traditional solid wood board bonding structure, the structure has the advantages that each part can not deform, even if the prefabricated frame is damp in cold and hot states, the prefabricated piano shell plate can be well fixed, deformation of the prefabricated piano shell plate is prevented, the quality of a piano is improved, and the service life of parts is prolonged. In addition, the automatic customization of the piano model and appearance can be realized, the market is conformed to the greatest extent, the quality and the competitiveness of piano products are improved, and the satisfaction of consumers is improved.
Furthermore, the device also comprises a positioning bolt;
two adjacent two butt joint faces of prefabricated musical instrument shell plate all are equipped with the constant head tank, the both ends of pilot pin respectively with two the constant head tank is pegged graft.
According to the description, the positioning grooves of the two splicing surfaces of the two prefabricated piano shell plates are fixedly inserted and connected through the positioning bolts, the stability, the installation precision and the installation efficiency of the piano structure are considered, and the risk of deformation such as cracking of the installed piano shell is reduced.
The first embodiment of the invention is as follows:
referring to fig. 1, in a first step, prefabricated frame strips 11 are firstly produced in a factory, the prefabricated frame strips 11 are made of iron, a locking portion 111 is formed on each prefabricated frame strip 11, the locking portion 111 is provided with a strip-shaped locking hole, the locking portions 111 of the strip-shaped locking holes of two prefabricated frame strips 11 are mutually locked through a fastening member, and all the prefabricated frame strips 11 are connected to obtain a prefabricated frame 1.
Referring to fig. 2, in the second step, a string striking machine 2 is installed on a prefabricated frame 1 and trimmed, then a keyboard 3 is installed on the prefabricated frame 1 and trimmed, then the trimmed string striking machine 2 and keyboard 3 are subjected to a primary channel tuning and vibration playing test, and then the string striking machine 2 and keyboard 3 subjected to the primary channel tuning and vibration playing test are trimmed and tuned.
Referring to fig. 3, in the third step, a prefabricated shell plate 4 is mounted on the prefabricated frame 1 on which the action 2 and the keyboard 3 are mounted, so as to obtain a finished piano. And (4) tuning, trimming and then packaging the piano finished product for delivery.
Referring to fig. 1 to fig. 3, a second embodiment of the present invention is different from the first embodiment in that: the piano production method further comprises:
and thirdly, stocking the tuned prefabricated frame 1, the string striking machine 2 and the keyboard 3 according to the integral pin count of all models of all pianos sold by manufacturers. And (3) producing prefabricated shell plates 4 of corresponding styles in factories according to the individual sales of each style of the piano and carrying out stock, wherein the prefabricated shell plates 4 are hot-rolled solid wood plates.
Referring to fig. 1 to fig. 3, a difference between the third embodiment of the present invention and the first embodiment is: the piano production method further comprises:
and fourthly, adjusting the locking structure of the prefabricated frame 1 for stock according to the style of the piano to be stocked, arranging positioning holes on each prefabricated piano shell plate 4, positioning the positioning holes of two adjacent prefabricated piano shell plates 4 through wood bolts, and installing more than two prefabricated piano shell plates 4 for stock on the adjusted prefabricated frame 1 according to the style of the piano to be stocked to obtain a piano finished product. And obtaining a piano finished product.
Referring to fig. 4 to 7, a fourth embodiment of the present invention is: a piano comprises a prefabricated frame 1, a prefabricated piano shell plate 4 and a positioning bolt 5;
more than two prefabricated piano shell plates 4 are coated outside the prefabricated frame 1;
the prefabricated frame 1 and the prefabricated piano shell plate 4 are detachably connected.
Two adjacent two butt joint faces of prefabricated musical instrument shell plate 4 all are equipped with constant head tank 21, the both ends of pilot pin 5 respectively with two constant head tank 21 pegs graft. Two adjacent prefabricated musical instrument shell plates 4 are connected through two positioning bolts 5 at least. The two piano shell plates are connected through the at least two positioning bolts 5, so that the impact resistance and deformation resistance of the connecting structure of the prefabricated piano shell plates 4 can be improved, and the integral structural stability of the piano is improved. Prefabricated frame 1 is equipped with bar lockhole 12, prefabricated musical instrument shell plate 4 is equipped with circular lockhole 22, bar lockhole 12 and circular lockhole 22 pass through fastener 6 lock joint. After the installation positions of the prefabricated shell plate 4 and the prefabricated frame 1 are determined, the prefabricated shell plate and the prefabricated frame can be locked and fixed through the fastening piece 6. The fastening piece 6 is a fastening bolt which sequentially penetrates through the strip-shaped lock hole 12 and the circular lock hole 22. The positioning bolt 5 is a wood bolt. The wood bolt connecting piece has the advantages of light weight and easy production, transportation, disassembly, assembly and replacement. And a sealing strip 7 is arranged between two abutting surfaces of two adjacent prefabricated piano shell plates 4. The sealing strip 7 serves to reinforce the sealing and to support the protection. The prefabricated frame 1 is a metal frame or an alloy frame, and the prefabricated piano shell plate 4 is a wooden piano shell plate. And a rubber gasket 8 is arranged between the prefabricated frame 1 and the prefabricated piano shell plate 4. The rubber gasket 8 serves to increase friction and support protection. The piano still includes the back post, the back post with prefabricated frame 1 can dismantle the connection.
Referring to fig. 8 to 9, a fifth embodiment of the present invention is: the utility model provides a piano, includes prefabricated frame 1 and prefabricated musical instrument shell plate 4, be equipped with first connecting portion on the prefabricated frame 1, more than two all be equipped with the second connecting portion on the prefabricated musical instrument shell plate 4, the connection can be dismantled to first connecting portion and second connecting portion, and the lock joint is in arbitrary adjacent two on the prefabricated frame 1 prefabricated musical instrument shell plate 4 zonulae occludens, prefabricated frame 1 accept more than two in the cavity that prefabricated musical instrument shell plate 4 encloses.
The prefabricated frame 1 is a prefabricated iron frame, and the prefabricated piano shell plate 4 is a hot-rolled wooden plate. The prefabricated frame 1 comprises horizontal frame strips, vertical frame strips and component mounting frame strips, wherein the horizontal frame strips and the vertical frame strips are locked through fasteners 6, and the component mounting frame strips are locked with the horizontal frame strips or the vertical frame strips through the fasteners 6. The prefabricated frame 1 is formed by assembling and locking horizontal frame strips, vertical frame strips and component mounting frame strips, and is convenient to disassemble and assemble and transport. The magnetic attraction type magnetic connector is characterized in that a first magnetic attraction component 9 is arranged on the first connecting portion, a second magnetic attraction component 10 is arranged on the second connecting portion, and the first magnetic attraction component 9 and the second magnetic attraction component 10 attract each other. The first magnetic component 9 and the second magnetic component 10 attract each other, so as to further enhance the stability of the connecting structure of the first connecting portion and the second connecting portion. The first connecting portion is provided with a first lock hole, the second connecting portion is provided with a second lock hole, and the first lock hole is in lock connection with the second lock hole through a fastener 6. And a sealing rubber strip 101 is arranged between any two adjacent prefabricated piano shell plates 4. The edges of the two prefabricated shell plates 4 are provided with sealing grooves, and sealing rubber strips 101 are filled in the sealing grooves of the two adjacent prefabricated shell plates 4 to seal the abutted seams.
In conclusion, the invention provides a piano production method, which overturns the traditional piano production idea, conceives a brand-new production design idea, adjusts the production process sequence and the production mode, adopts the method of prefabricating a piano frame, then installing a string striking machine and a keyboard, and finally installing a prefabricated shell plate on the prefabricated frame, saves the glue drying waiting time of at least 3-5 days required after each gluing step compared with the traditional gluing piano shell mode, does not need to depend on a professional installation technician for bonding operation, directly upgrades the manual operation to the automatic production execution, greatly improves the production efficiency and precision, reduces the cost, can realize the autonomous customization of the piano, carries out the stock after installing the string striking machine and the keyboard, finally selects the production style of the prefabricated shell plate according to the hot-selling market style and the user customization requirement, designs and installs, therefore, the high efficiency and flexibility of piano product production are realized, the market is conformed to the greatest extent, the quality and the competitiveness of piano products are improved, and the satisfaction of consumers is improved. In addition, the piano produced by the production method of the invention fixes the prefabricated piano shell plate on the prefabricated frame, compared with the traditional solid wood plate bonding structure, the structure has the advantages that all parts can not deform, even if the prefabricated frame is affected with damp cold and heat, the prefabricated piano shell plate can be well fixed by the prefabricated frame, the deformation of the prefabricated piano shell plate is prevented, the quality of the piano is improved, and the service life of the part is prolonged. Moreover, the method can be used for producing and processing different types of pianos, such as pianos with or without a mark and the like. The invention also provides a piano, which adopts a mechanical connection structure, saves glue drying waiting time of at least 3-5 days after each gluing step compared with the traditional gluing piano shell structure, does not need to depend on a professional installation technician for gluing operation, directly upgrades the manual operation to automatic production execution, greatly improves the production efficiency and precision, and reduces the cost. Compared with a traditional solid wood board bonding structure, the structure has the advantages that each part can not deform, even if the prefabricated frame is damp in cold and hot states, the prefabricated piano shell plate can be well fixed, deformation of the prefabricated piano shell plate is prevented, the quality of a piano is improved, and the service life of parts is prolonged. In addition, the automatic customization of the piano model and appearance can be realized, the market is conformed to the greatest extent, the quality and the competitiveness of piano products are improved, and the satisfaction of consumers is improved.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all equivalent changes made by using the contents of the present specification and the drawings, or applied directly or indirectly to the related technical fields, are included in the scope of the present invention.
Claims (10)
1. A piano production method is characterized by comprising the following steps:
s1, manufacturing and generating a prefabricated frame;
s2, installing a string striking machine and a keyboard on the prefabricated frame;
and S3, mounting a prefabricated piano shell plate on a prefabricated frame provided with the string striking machine and the keyboard.
2. The piano production method according to claim 1, wherein said S1 includes:
and manufacturing prefabricated frame strips, and connecting the prefabricated frame strips to manufacture the prefabricated frame.
3. The piano production method of claim 2, wherein the step of connecting the precast frame strips to produce the precast frame comprises:
and processing a locking part on each prefabricated frame strip, wherein the locking part is used for locking two prefabricated frame strips with each other.
4. The piano production method according to claim 1, wherein said S2 includes:
and mounting a string striking machine on the prefabricated frame, trimming, mounting a keyboard on the prefabricated frame, trimming, and then performing primary tuning and vibration playing tests on the trimmed string striking machine and the keyboard.
5. The piano production method according to claim 4, wherein said S2 further comprises:
and trimming and adjusting the string-striking machine and the keyboard which are subjected to the primary channel tuning and vibration playing tests.
6. The piano production method according to claim 1, wherein said S2 further comprises:
and sequentially calculating the stock values of the tuned prefabricated frame, the string striking machine and the keyboard according to the whole pin value of all styles of the piano.
7. The piano production method according to claim 6, wherein said S3 includes:
and calculating the spare goods value of the prefabricated piano shell plate of the corresponding style according to the single sales volume value of each style of the piano.
8. The piano production method of claim 7, wherein said S3 further comprises:
and adjusting the structure of the prepared prefabricated frame according to the style of the prefabricated piano, and installing a prefabricated piano shell plate corresponding to the style of the prefabricated piano on the adjusted prefabricated frame according to the style of the prefabricated piano to obtain a finished piano product.
9. The piano produced by the piano production method according to any one of claims 1 to 8, comprising a prefabricated frame and a prefabricated shell plate;
more than two prefabricated piano shell plates are coated outside the prefabricated frame;
the prefabricated frame is detachably connected with the prefabricated piano shell plate.
10. The piano of claim 9, further comprising a positioning peg;
two adjacent two butt joint faces of prefabricated musical instrument shell plate all are equipped with the constant head tank, the both ends of pilot pin respectively with two the constant head tank is pegged graft.
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| CN202011430682.1A CN112669794A (en) | 2020-12-07 | 2020-12-07 | Piano production method and piano produced by using same |
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| CN202011430682.1A CN112669794A (en) | 2020-12-07 | 2020-12-07 | Piano production method and piano produced by using same |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0926782A (en) * | 1995-07-10 | 1997-01-28 | Kawai Musical Instr Mfg Co Ltd | Frame unit of acoustic piano |
| JPH0934443A (en) * | 1995-07-18 | 1997-02-07 | Kawai Musical Instr Mfg Co Ltd | Assembling method of upright piano |
| JPH0962253A (en) * | 1995-08-29 | 1997-03-07 | Kawai Musical Instr Mfg Co Ltd | Grand piano |
| JPH09258723A (en) * | 1995-05-02 | 1997-10-03 | Kawai Musical Instr Mfg Co Ltd | Upright piano assembling method |
| CN1189909A (en) * | 1996-04-19 | 1998-08-05 | 株式会社河合乐器制作所 | Grand piano assembing method, heel of grand piano and method of mfg. the same, arm of grand piano and method of mfg. the same and keyboard |
| CN110349555A (en) * | 2019-08-28 | 2019-10-18 | 沈敏杰 | Upright piano and production method with mid-game independence supporting support |
| CN110675843A (en) * | 2019-10-12 | 2020-01-10 | 福建艾维尔科技有限公司 | Assembly for piano assembly and piano assembling method |
-
2020
- 2020-12-07 CN CN202011430682.1A patent/CN112669794A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09258723A (en) * | 1995-05-02 | 1997-10-03 | Kawai Musical Instr Mfg Co Ltd | Upright piano assembling method |
| JPH0926782A (en) * | 1995-07-10 | 1997-01-28 | Kawai Musical Instr Mfg Co Ltd | Frame unit of acoustic piano |
| JPH0934443A (en) * | 1995-07-18 | 1997-02-07 | Kawai Musical Instr Mfg Co Ltd | Assembling method of upright piano |
| JPH0962253A (en) * | 1995-08-29 | 1997-03-07 | Kawai Musical Instr Mfg Co Ltd | Grand piano |
| CN1189909A (en) * | 1996-04-19 | 1998-08-05 | 株式会社河合乐器制作所 | Grand piano assembing method, heel of grand piano and method of mfg. the same, arm of grand piano and method of mfg. the same and keyboard |
| CN110349555A (en) * | 2019-08-28 | 2019-10-18 | 沈敏杰 | Upright piano and production method with mid-game independence supporting support |
| CN110675843A (en) * | 2019-10-12 | 2020-01-10 | 福建艾维尔科技有限公司 | Assembly for piano assembly and piano assembling method |
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