CN103521559B - A kind of apparatus for correcting of piano hand and antidote - Google Patents
A kind of apparatus for correcting of piano hand and antidote Download PDFInfo
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- CN103521559B CN103521559B CN201310521977.3A CN201310521977A CN103521559B CN 103521559 B CN103521559 B CN 103521559B CN 201310521977 A CN201310521977 A CN 201310521977A CN 103521559 B CN103521559 B CN 103521559B
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Abstract
The invention discloses a kind of apparatus for correcting and antidote of piano hand, wherein, apparatus for correcting comprises frame, the first clamping device, the second clamping device, verification bar and distance rod, and wherein, the first clamping device and the second clamping device are arranged at the both sides of frame; Described first clamping device and the second clamping device include many groups clamp assembly arranged side by side; Each group clamp assembly comprises two clamp systems, the holder that each clamp system comprises clamping head, the screw rod be connected with clamping head and is connected with screw flight, and two clamping heads in two clamp systems are oppositely arranged; Described verification bar is the straight-bar with flat surface; The length of described distance rod equals the ideal distance between the assigned address inside two qin hands to be corrected.Utilize apparatus for correcting of the present invention can the convenient, fast and rectification accurately realized qin hand, reduce the labour intensity of workman, improve the quality of piano.
Description
Technical field
The present invention relates to process equipment and the method for piano parts, be specifically related to a kind of apparatus for correcting and antidote of piano hand.
Background technology
See Fig. 1 and Fig. 2, qin circle 1 is the main body frame of piano, in half round, is divided into front and back two parts.Wherein, the inner side at rear portion is provided with many dorsal column 1-3 and backrest crossbeam 1-4, for limiting the shape at qin circle 1 rear portion and strengthening integral rigidity, it arranges the parts such as soundboard; Front portion is two adjutages freely, and be referred to as qin hand (being respectively left qin hand 1-2 and right qin hand 1-1), the below of two qin hands arranges mid-game, mid-game is arranged the parts such as hammered string instrument, keyboard.Before assembling mid-game, because two qin hands are in free state, and qin circle 1 is made up of timber, therefore easily deform, such as, inside or outside beat, but the lateral surface assembling latter two qin hand should be positioned at same plane with the lateral surface at rear portion, and the distance between two qin hands also will meet setting value.Therefore, before assembling mid-game, qin hand must be remedied to correct shape.The antidote of existing qin hand is: (1) is when qin hand is outwards out of shape, the outside of qin hand is pressed on the depression bar of strip, qin hand is corrected to the inside, again by distance in interior spacing rod volume degree qin hand, (2) when qin hand is to internal strain, be pressed on the inner side of qin hand with the depression bar of strip, qin hand corrected laterally, then measures distance in qin hand with outer distance rod.There is the shortcoming that the lateral surface being not easy to adjust qin hand lateral surface and rear portion is positioned at same plane in the method, two qin hands may simultaneously to a LRO Lateral Runout.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art, provide a kind of apparatus for correcting of piano hand, this apparatus for correcting can facilitate and correct qin hand exactly.
Another object of the present invention is the antidote of the piano hand providing a kind of apparatus for correcting applying above-mentioned piano hand to realize.
The technical scheme that the present invention realizes above-mentioned purpose is:
An apparatus for correcting for piano hand, comprise frame, the first clamping device, the second clamping device, verification bar and distance rod, wherein, the first clamping device and the second clamping device are arranged at the both sides of frame;
Described first clamping device and the second clamping device include many groups clamp assembly arranged side by side; Each group clamp assembly comprises two clamp systems, the holder that each clamp system comprises clamping head, the screw rod be connected with clamping head and is connected with screw flight, and two clamping heads in two clamp systems are oppositely arranged;
Described verification bar is the straight-bar with flat surface;
The length of described distance rod equals the ideal distance between the assigned address inside two qin hands to be corrected.
A preferred version of the present invention, wherein, described frame forms by the fixed frame for supporting Qin Quan rear portion with for the movable machine frame of the qin hand supporting qin circle, wherein, fixed frame is fixedly connected with ground, and movable machine frame is provided with wheel, this wheel be located at ground guide rail and coordinate.
Preferably, described movable machine frame comprises two scaffolds at two ends and two crossbeams be connected between two scaffolds, and described wheel is arranged on the bottom of scaffold.
Preferably, described fixed frame is made up of the fixed frame be fixedly connected with ground and the Rotatable bracket be located on fixed frame, wherein, the bottom of described Rotatable bracket and the edge of fixed frame hinged, this Rotatable bracket has the part of extending outside fixed frame, and the end of this extension is provided with backstay.
A preferred version of the present invention, wherein, described first clamping device with between frame for being fixedly connected with, described second clamping device with between frame for can relative frame do transverse direction slide be slidably connected.
A preferred version of the present invention, wherein, described first clamping device and the second clamping device include two pieces of parallel and installing plates that are that vertically arrange; In often group clamp assembly in described first clamping device and the second clamping device: two holders are separately positioned on wherein on one piece of installing plate, two clamping heads are positioned at the inner side of two installing plates, and two screw rods pass through holder from the outside of two installing plates respectively and are connected with clamping head with installing plate; The bottom of described two installing plates is provided with base plate, and this bearing plate is in frame.
A preferred version of the present invention, wherein, described screw rod with adopt between clamping head and can be connected by deflection structure, this can deflection mechanism be: the end of screw rod is provided with spherical surface hill, and described clamping head is provided with the sphere recess matched with it; Described screw rod is also provided with cannelure, and described clamping head is provided with screw, and the end of this screw stretches in described cannelure, and has gap between screw and cannelure.
A preferred version of the present invention, wherein, described first clamping device and the second clamping device are separately positioned on the two ends of movable machine frame, wherein,
Base plate in described first clamping device is fixed on described crossbeam;
Sliding connection structure between described second clamping device and movable machine frame is: the medial surface of described two crossbeams forms chute, the bottom of described base plate is provided with the guide plate to downward-extension, the width of this guide plate equals the width of described chute, the two ends of described base plate stretch out, its bottom surface is bearing on the end face of described crossbeam, in described two crossbeams, the end corresponding with the second clamping device is provided with tie-beam, installing plate outside being positioned at is connected with adjusting screw(rod), and this adjusting screw(rod) passes through described tie-beam and is threaded with this tie-beam.
Preferably, in sliding connection structure between second clamping device and movable machine frame, locking mechanism is provided with between described base plate and crossbeam, this locking mechanism comprises the elongated hole extended along glide direction be located on crossbeam, is located at bolt hole on described base plate and bolt, described bolt through base plate and elongated hole by base plate and crossbeam locking.
An antidote for the piano hand that the apparatus for correcting applying above-mentioned piano hand realizes, is characterized in that, comprise the following steps:
(1) be placed in frame by qin circle to be corrected, wherein, the rear support of qin circle is on fixed frame, and qin hand is bearing on movable machine frame, and wherein left qin hand is positioned at the second clamping device place, and right qin hand props up and is positioned at the first clamping device place; The plane of the mid-game of qin circle is upwards placed;
(2) regulate the screw rod in the first clamping device, the both sides making multiple clamping head all be clamped in right qin hand are carried out orthopedic; Utilize verification bar to verify right qin hand whether correctly to be corrected simultaneously, method of calibration is: be adjacent to by the flat surface of described verification bar on the lateral surface at the Qin Quan rear portion corresponding with right qin hand, and judge whether the lateral surface of right qin hand is also adjacent to the flat surface of verification bar, if be not adjacent to, then progressively revised, until right qin hand is correctly corrected by adjustment screw rod;
(3) distance rod is placed into the assigned address inside two qin hands, the position of the screw rod in the second clamping device to left qin hand is regulated to adjust, the assigned address of the medial surface of two qin hands is made to be adjacent to two ends at distance rod, realize the rectification of the spacing of two qin hands, also achieve the rectification between the lateral surface of left qin hand and the lateral surface at corresponding Qin Quan rear portion simultaneously.
The present invention compared with prior art has following beneficial effect:
In the present invention, first clamping head paired in the clamp assembly by the first clamping device clamps one of them qin hand, as long as the working face of clamping head is arranged to plane, just the qin hand of distortion can be remedied to flat state, organize clamp assembly by arranging more, these clamp assemblies are distributed in the length range of qin hand, verification bar is utilized to verify, and the shape by regulating described screw rod to adjust qin hand gradually, the lateral surface at the rear portion of the lateral surface of qin hand and corresponding qin circle finally can be realized to adjust to the right place in same plane, realize the rectification of single qin hand.Then the spacing function of distance rod is utilized, the clamping head position adjusted in the second clamping device makes the distance between the inner side of two qin hands meet the requirements, now the lateral surface of another qin hand is also positioned at same plane with the lateral surface at corresponding Qin Quan rear portion, thus realizes the correct rectification to two qin hand shapes.
As can be seen here, utilize apparatus for correcting of the present invention can the convenient, fast and rectification accurately realized qin hand, reduce the labour intensity of workman, improve the quality of piano.
Accompanying drawing explanation
Fig. 1 and Fig. 2 is a kind of structural representation of piano circle, and wherein, Fig. 1 is front view, and Fig. 2 is left view.
Fig. 3 ~ Fig. 5 is the structural representation of a detailed description of the invention of the apparatus for correcting of piano hand of the present invention, and wherein, Fig. 3 is front view, and Fig. 4 is left view, and Fig. 5 is top view.
Fig. 6 is the partial enlarged drawing of the second clamping device part in Fig. 3.
Fig. 7 is the partial enlarged drawing at I place in Fig. 5.
Fig. 8 is the partial enlarged drawing at II place in Fig. 3.
Fig. 9 ~ Figure 11 is the structural representation of fixed frame in Fig. 3 ~ Fig. 5 illustrated embodiment, and wherein, Fig. 9 is front view, and Figure 10 is left view, and Figure 11 is top view.
Figure 12 ~ Figure 14 is the structural representation of the second clamping device part in Fig. 3 ~ Fig. 5 illustrated embodiment, and wherein, Figure 12 is front view, and Figure 13 is left view, and Figure 14 is top view.
Figure 15 is the partial enlarged drawing at screw rod and clamping head connecting portion place in Figure 13.
Figure 16 is the syndeton schematic diagram in Fig. 3 ~ Fig. 5 illustrated embodiment between the second clamping device and movable machine frame.
Figure 17 is the explosive view of Figure 16.
Figure 18 is the use principle figure of verification bar of the present invention.
Figure 19 is the use principle figure of distance rod of the present invention.
In figure, Reference numeral is: 1 qin circle; The right qin hand of 1-1; The left qin hand of 1-2; 1-3 dorsal column; 1-4 backrest crossbeam; 2 movable machine frames; 2-1 scaffold; 2-2 crossbeam; 2-3 stiffener; 2-4 tie-beam; 2-5 elongated hole; 3 fixed frames; 3-1 fixed frame; 3-2 Rotatable bracket; 3-3 backstay; 3-4 articulated structure; 4 clamp systems; 4-1 clamping head; 4-11 sphere recess; 4-2 screw rod; 4-21 spherical surface hill; 4-22 cannelure; 4-3 holder; 5 installing plates; 5-1 base plate; 5-2 guide plate; 6 handles; 7 adjusting screw(rod)s; 7-1 connector; 8 hold-down nuts; 9 connected with outer casings; 10 chutes; 11 guide rails; 12 wheels; 13 bolts; 14 handles; 15 verification bars; 16 distance rods; 17 first clamping devices; 18 second clamping devices; 19 screws.
Detailed description of the invention
Below in conjunction with embodiment and accompanying drawing, the present invention is described in further detail, but embodiments of the present invention are not limited thereto.
See Fig. 3 ~ Figure 19, the apparatus for correcting of piano hand of the present invention is formed primarily of frame, the first clamping device 17, second clamping device 18, verification bar 15 and distance rod 16, wherein, the first clamping device 17 and the second clamping device 18 are arranged at the both sides of frame.
See Fig. 3 ~ Fig. 5, described frame forms by the fixed frame 3 for supporting qin circle 1 rear portion with for the movable machine frame 2 of the qin hand supporting qin circle 1.
See Fig. 3 ~ Fig. 5, Fig. 9 ~ Figure 11, described fixed frame 3 is made up of the fixed frame 3-1 be fixedly connected with ground and the Rotatable bracket 3-2 be located on fixed frame 3-1, wherein, the bottom of described Rotatable bracket 3-2 is hinged by the edge of articulated structure 3-4 and fixed frame 3-1, this Rotatable bracket 3-2 has the part of extending outside fixed frame 3-1, and the end of this extension is provided with backstay 3-3.Above-mentioned fixed frame 3, for bearing most of gravity of qin circle 1, can support whole qin circle 1 independently.Hinged object is adopted to be conveniently assemble and disassemble qin circle 1 between Rotatable bracket 3-2 and fixed frame 3-1, because, usual qin circle 1 vertically places (namely two qins are lower on hand places), and qin circle 1 needs to keep flat when correcting, because qin circle 1 is heavier, if adopt artificial handling, waste time and energy, and after adopting this articulated structure 3-4, when needing to load onto qin circle 1, first Rotatable bracket 3-2 is overturn 90 ° and become vertical state, then vertical attitude is kept by the qin circle 1 vertically placed to transfer on described backstay 3-3, then Rotatable bracket 3-2 is back being overturn 90 ° of one-tenth levels, can qin circle 1 be loaded onto on fixed frame 3, when needing to unload qin circle 1, first Rotatable bracket 3-2 is overturn 90 ° and become vertical state, then qin circle 1 is shifted out, realize by travelling car when mobile qin circle 1, convenient to operation, above-mentioned backstay 3-3 had both played the effect of the side of location qin circle 1, played again supporting role during handling qin circle 1.
See Fig. 3 ~ Fig. 6 and Fig. 8, described movable machine frame 2 comprises and is connected to crossbeam 2-2 between two scaffold 2-1 at two scaffold 2-1 and two piece at two ends, wherein, described scaffold 2-1 is rectangular frame, the bottom of each scaffold 2-1 is provided with wheel 12, this wheel 12 be located at ground guide rail 11 and coordinate, described guide rail 11 is made up of angle bar, and described wheel 12 is provided with the annular groove matched with this angle bar profile.The cross section of described two crossbeam 2-2 is the U-shaped of opening towards horizontal direction, and the U-shaped opening of two crossbeam 2-2 is arranged in opposite directions, and the middle part of the upside of this two crossbeam 2-2 is provided with stiffener 2-3, and the two ends of downside are respectively equipped with the connecting plate be connected with scaffold 2-1.The effect of above-mentioned movable machine frame 2 is to arrange the first clamping device 17 and the second clamping device 18, and qin hand is supported, by arranging wheel 12 and guide rail 11, make it to move, its role is to, correct complete when qin circle 1 and after having loaded onto mid-game, this movable machine frame 2 removed, thus qin circle 1 can be allowed easily to unload from fixed frame 3; And when needing to correct qin circle 1, directly this movable machine frame 2 is moved to desired location, operation is very easy.
See Fig. 3 ~ Fig. 6, Figure 12 ~ Figure 15, described first clamping device 17 is identical with the structure of the second clamping device 18, include three groups of clamp assemblies arranged side by side, each group clamp assembly comprises two clamp systems 4, the holder 4-3 that each clamp system 4 comprises clamping head 4-1, the screw rod 4-2 be connected with clamping head 4-1 and is threaded with screw rod 4-2, two clamping head 4-1 in two clamp systems 4 are oppositely arranged; Described first clamping device 17 with between movable machine frame 2 for being fixedly connected with, for can relative motion frame 2 being slidably connected of doing laterally to slide between described second clamping device 18 and movable machine frame 2.Described second clamping device 18 adopts the object be slidably connected to be with movable machine frame 2, distance between two qin hands of different model piano is not identical, the distance between the first clamp system 17 and the second clamp system 18 can be regulated, to adapt to the rectification of the piano of different model by this flexible connection.
See Fig. 3 ~ Fig. 6, Figure 12 ~ Figure 15, described first clamping device 17 and the second clamping device 18 include two pieces of parallel and installing plates 5 that are that vertically arrange; In often group clamp assembly in described first clamping device 17 and the second clamping device 18: two holder 4-3 are separately positioned on wherein on one piece of installing plate 5, two clamping head 4-1 are positioned at the inner side of two installing plates 5, and two screw rod 4-2 pass through holder 4-3 from the outside of two installing plates 5 respectively and are connected with clamping head 4-1 with installing plate 5.The bottom of described two installing plates 5 is provided with base plate 5-1, and this base plate 5-1 is bearing on the crossbeam 2-2 of movable machine frame 2.Described clamping head 4-1 is patty, and the opposite face of two relative clamping head 4-1 is straight surface.For the ease of operating described screw rod 4-2, the outer end of this screw rod 4-2 is provided with handle 6.Two qin hands during work on qin circle 1 lay respectively between the first clamping device 17 and two installing plates 5 of the second clamping device 18, and are supported by base plate 5-1.Above-mentioned screw rod 4-2 with adopt between clamping head 4-1 and can be connected by deflection structure, this can deflection mechanism be: the end of screw rod 4-2 is provided with spherical surface hill 4-21, and described clamping head 4-1 is provided with the sphere recess 4-11 matched with it; Described screw rod 4-2 is also provided with cannelure 4-22, and described clamping head 4-1 is provided with screw 19, and the end of this screw 19 stretches into 4-22 in described cannelure, and has gap between screw 19 and cannelure 4-22.Like this, clamping head 4-1 can carry out rotating, swing and can not deviating from relative to screw rod 4-2.Adopt above-mentioned can the reason of deflection structure being, two qin hands are placed on after on the first clamping device 17 and the second clamping device 18, due to the reason of the structure of the accuracy of manufacture or qin circle 1 itself, the lateral surface of qin hand and the surface of clamping head 4-1 may be multiple angles, if clamping head 4-1 can not beat flexibly relative to screw rod 4-2, so qin hand may be impelled to produce disadvantageous distortion when clamping qin hand, thus do not reach orthopedic object, and adopt above-mentioned can after deflection structure, the attitude of the relative screw rod 4-2 of clamping head 4-1 can according to the surface configuration flexible rotating of qin hand, reach rectification object smoothly.
See Fig. 3 ~ Fig. 6, described first clamping device 17 with between movable machine frame 2 for being fixedly connected with, be specially, described base plate 5-1 is bolted and is fixed on two crossbeam 2-2.
See Fig. 3 ~ Fig. 7, Figure 16 and Figure 17, for can relative motion frame 2 being slidably connected of doing laterally to slide between described second clamping device 18 and movable machine frame 2, this sliding connection structure is: the medial surface of described two crossbeam 2-2 forms chute 10, the bottom of described base plate 5-1 is provided with the guide plate 5-2 to downward-extension, the width of this guide plate 5-2 equals the width of described chute 10, and this guide plate 5-2 achieves guide effect with coordinating of chute 10; The two ends of described base plate 5-1 stretch out, its bottom surface is bearing on the end face of described crossbeam 2-2, in described two crossbeam 2-2, the end corresponding with the second clamping device 18 is provided with tie-beam 2-4, installing plate 5 outside being positioned at is connected with adjusting screw(rod) 7, this adjusting screw(rod) 7 passes through described tie-beam 2-4, this tie-beam 2-4 is provided with hold-down nut 8, and described adjusting screw(rod) 7 is threaded with this hold-down nut 8.Particularly, be provided with connector 7-1 in described adjusting screw(rod) 7 with the link of installing plate 5, the relevant position of described installing plate 5 is provided with connected with outer casing 9, and described connector 7-1 extend in connected with outer casing 9, has certain gap between the two.For the ease of operating described adjusting screw(rod) 7, the outer end of this adjusting screw(rod) 7 is provided with handle 14.By said structure, achieve the second clamping device 18 and slide relative to the transverse direction of movable machine frame 2.In sliding connection structure between above-mentioned second clamping device 18 and movable machine frame 2, after the second clamping device 18 adjusts to suitable position, in order to the second clamping device 18 is fixed, locking mechanism is provided with between described base plate 5-1 and crossbeam 2-2, this locking mechanism comprises the elongated hole 2-5 extended along glide direction be located on crossbeam 2-2, is located at bolt hole on described base plate 5-1 and bolt 13, and base plate 5-1 and crossbeam 2-2 is locked (see Fig. 7) through base plate 5-1 and elongated hole 2-5 by described bolt 13.
See Fig. 3 ~ Fig. 6, in three groups of clamp assemblies in described first clamping device 17 and the second clamping device 18, one of them clamp assembly is arranged at the backrest crossbeam 1-4 place being close to qin circle 1, and another clamp assembly is close to the end near qin hand, and last is arranged on the middle part of qin hand.By arranging three groups of clamp assemblies, can reach comparatively ideal rectification effect to qin hand, too much clamp assembly can increase manufacturing cost, and very few clamp assembly is then unfavorable for the effect of correcting.The operation principle of above-mentioned clamp assembly is, drives clamping head 4-1 to seesaw, apply active force, force qin hand towards correct Direction distortion by clamping head 4-1 to qin circle 1 by rotating screw bolt 4-2.
See Figure 18, described verification bar 15 is for having the straight-bar of flat surface, its effect whether is remedied to correct shape for verifying qin hand, its principle is, first the lateral surface at the flat surface of this verification bar 15 and Qin Quan rear portion is adjacent to, if now the lateral surface of qin hand is also adjacent to the flat surface of verification bar 15, then show to be remedied to correct shape, if be not adjacent to, then impel qin hand towards correct Direction distortion by adjustment screw rod 4-2, until the lateral surface of qin hand is also adjacent to completely on the flat surface of verification bar 15.
See Figure 19, the length of described distance rod 16 equals the ideal distance between the assigned address inside two qin hands to be corrected, the effect of this distance rod 16 is the distance between rectification two qin hands, because, two qin hands are not only straight with the lateral surface at the rear portion of corresponding qin circle 1, distance simultaneously between two qin hands is also wanted accurately, otherwise the overall situation to a LRO Lateral Runout in the rear portion that likely there is qin hand and corresponding qin circle 1.The operation principle of this distance rod 16 is, after first a qin hand being corrected into straightened condition, the medial surface of one end of distance rod 16 and this qin hand is allowed to be adjacent to, and then impel another qin hand to be out of shape, the medial surface of this another qin hand is also close to the other end of distance rod 16, thus ensure that the distance between two qin hands reaches desirable numerical value.
See Fig. 1 ~ Figure 19, the antidote of the piano hand of the apparatus for correcting realization of the above-mentioned piano hand of application of the present invention, comprises the following steps:
(1) qin circle 1 to be corrected is placed in frame, particularly, first qin circle 1 is placed on fixed frame 3, the rear support of qin circle 1 is on fixed frame 3, push movable machine frame 2 to qin circle 1 again, make qin hand be bearing on two base plate 5-1 of movable machine frame 2, wherein right qin hand 1-1 is bearing on the base plate 5-1 of the first clamping device 17, and left qin hand 1-2 is bearing on the base plate 5-1 of the second clamping device 18;
(2) regulate the screw rod 4-2 in the first clamping device 17, the both sides making multiple clamping head 4-1 all be clamped in right qin hand 1-1 are carried out orthopedic; Utilize verification bar 15 to verify right qin hand 1-1 whether correctly to be corrected simultaneously, method of calibration is: be adjacent to by the flat surface of described verification bar 15 on the lateral surface at qin circle 1 rear portion corresponding with right qin hand 1-1, and judge whether the lateral surface of right qin hand 1-1 is also adjacent to the flat surface of verification bar 15, if be not adjacent to, then progressively revised, until right qin hand 1-1 is correctly corrected by adjustment screw rod 4-2;
(3) distance rod 16 is placed into the assigned address inside two qin hands, regulate the screw rod 4-2 in the second clamping device 18, left qin hand 1-2 is driven to move, the assigned address of the medial surface of two qin hands is made to be adjacent at the two ends of distance rod 16, realize the rectification of the spacing of two qin hands, also achieve the rectification between the lateral surface of left qin hand 1-2 and the lateral surface at corresponding Qin Quan rear portion simultaneously.
Above-mentioned is the present invention's preferably embodiment; but embodiments of the present invention are not by the restriction of foregoing; change, the modification done under other any does not deviate from Spirit Essence of the present invention and principle, substitute, combine, simplify; all should be the substitute mode of equivalence, be included within protection scope of the present invention.
Claims (10)
1. an apparatus for correcting for piano hand, is characterized in that, comprise frame, the first clamping device, the second clamping device, verification bar and distance rod, wherein, the first clamping device and the second clamping device are arranged at the both sides of frame;
Described first clamping device and the second clamping device include many groups clamp assembly arranged side by side; Each group clamp assembly comprises two clamp systems, the holder that each clamp system comprises clamping head, the screw rod be connected with clamping head and is connected with screw flight, and two clamping heads in two clamp systems are oppositely arranged;
Described verification bar is the straight-bar with flat surface;
The length of described distance rod equals the ideal distance between the assigned address inside two qin hands to be corrected.
2. the apparatus for correcting of piano hand according to claim 1, it is characterized in that, described frame forms by the fixed frame for supporting Qin Quan rear portion with for the movable machine frame of the qin hand supporting qin circle, wherein, fixed frame is fixedly connected with ground, movable machine frame is provided with wheel, this wheel be located at ground guide rail and coordinate.
3. the apparatus for correcting of piano hand according to claim 2, is characterized in that, described movable machine frame comprises two scaffolds at two ends and two crossbeams be connected between two scaffolds, and described wheel is arranged on the bottom of scaffold.
4. the apparatus for correcting of piano hand according to claim 3, it is characterized in that, described fixed frame is made up of the fixed frame be fixedly connected with ground and the Rotatable bracket be located on fixed frame, wherein, the bottom of described Rotatable bracket and the edge of fixed frame hinged, this Rotatable bracket has the part of extending outside fixed frame, and the end of this extension is provided with backstay.
5. the apparatus for correcting of piano hand according to claim 4, is characterized in that, described first clamping device with between frame for being fixedly connected with, described second clamping device with between frame for can relative frame do transverse direction slide be slidably connected.
6. the apparatus for correcting of piano hand according to claim 5, is characterized in that, described first clamping device and the second clamping device include two pieces of parallel and installing plates that are that vertically arrange; In often group clamp assembly in described first clamping device and the second clamping device: two holders are separately positioned on wherein on one piece of installing plate, two clamping heads are positioned at the inner side of two installing plates, and two screw rods pass through holder from the outside of two installing plates respectively and are connected with clamping head with installing plate; The bottom of described two installing plates is provided with base plate, and this bearing plate is in frame.
7. the apparatus for correcting of piano hand according to claim 6, it is characterized in that, described screw rod with adopt between clamping head and can be connected by deflection structure, this can deflection mechanism be: the end of screw rod is provided with spherical surface hill, and described clamping head is provided with the sphere recess matched with it; Described screw rod is also provided with cannelure, and described clamping head is provided with screw, and the end of this screw stretches in described cannelure, and has gap between screw and cannelure.
8. the apparatus for correcting of piano hand according to claim 7, is characterized in that, is separately positioned on the two ends of movable machine frame at described first clamping device and the second clamping device, wherein,
Base plate in described first clamping device is fixed on described crossbeam;
Sliding connection structure between described second clamping device and movable machine frame is: the medial surface of described two crossbeams forms chute, the bottom of described base plate is provided with the guide plate to downward-extension, the width of this guide plate equals the width of described chute, the two ends of described base plate stretch out, its bottom surface is bearing on the end face of described crossbeam, in described two crossbeams, the end corresponding with the second clamping device is provided with tie-beam, installing plate outside being positioned at is connected with adjusting screw(rod), and this adjusting screw(rod) passes through described tie-beam and is threaded with this tie-beam.
9. the apparatus for correcting of piano hand according to claim 8, it is characterized in that, in sliding connection structure between second clamping device and movable machine frame, locking mechanism is provided with between described base plate and crossbeam, this locking mechanism comprises the elongated hole extended along glide direction be located on crossbeam, is located at bolt hole on described base plate and bolt, described bolt through base plate and elongated hole by base plate and crossbeam locking.
10. application rights requires an antidote for the piano hand that the apparatus for correcting of the piano hand described in 2 ~ 9 any one realizes, it is characterized in that, comprises the following steps:
(1) be placed in frame by qin circle to be corrected, wherein, the rear support of qin circle is on fixed frame, and qin hand is bearing on movable machine frame, and wherein left qin hand is positioned at the second clamping device place, and right qin hand is positioned at the first clamping device place; The plane of the mid-game of qin circle is upwards placed;
(2) regulate the screw rod in the first clamping device, the both sides making multiple clamping head all be clamped in right qin hand are carried out orthopedic; Utilize verification bar to verify right qin hand whether correctly to be corrected simultaneously, method of calibration is: be adjacent to by the flat surface of described verification bar on the lateral surface at the Qin Quan rear portion corresponding with right qin hand, and judge whether the lateral surface of right qin hand is also adjacent to the flat surface of verification bar, if be not adjacent to, then progressively revised, until right qin hand is correctly corrected by adjustment screw rod;
(3) distance rod is placed into the assigned address inside two qin hands, the position of the screw rod in the second clamping device to left qin hand is regulated to adjust, the assigned address of the medial surface of two qin hands is made to be adjacent to two ends at distance rod, realize the rectification of the spacing of two qin hands, also achieve the rectification between the lateral surface of left qin hand and the lateral surface at corresponding Qin Quan rear portion simultaneously.
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| CN201310521977.3A CN103521559B (en) | 2013-10-29 | 2013-10-29 | A kind of apparatus for correcting of piano hand and antidote |
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| CN201310521977.3A CN103521559B (en) | 2013-10-29 | 2013-10-29 | A kind of apparatus for correcting of piano hand and antidote |
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| CN103521559B true CN103521559B (en) | 2015-08-19 |
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| CN106965285B (en) * | 2017-05-09 | 2022-12-06 | 杨致俭 | Tool and method for correcting flatness of guqin panel and bottom plate |
| CN107745018A (en) * | 2017-11-23 | 2018-03-02 | 广东精泰人防工程有限公司 | A kind of people's air defense doorframe apparatus for correcting and its application method |
| CN108214202A (en) * | 2017-12-29 | 2018-06-29 | 广州珠江恺撒堡钢琴有限公司 | Qin circle stationary fixture |
| CN108213123B (en) * | 2017-12-29 | 2023-08-29 | 上海富驰高科技股份有限公司 | Shaping device of medical sampling forceps and use method |
| CN108389471B (en) * | 2018-03-05 | 2019-11-22 | 信阳师范学院 | A kind of piano practicing device |
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| CN203599290U (en) * | 2013-10-29 | 2014-05-21 | 广州珠江钢琴集团股份有限公司 | Correcting device of piano hand |
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| SU1009556A1 (en) * | 1981-11-05 | 1983-04-07 | Проектно-Конструкторско-Технологический Институт "Молдсельхозтехпроект" Госкомсельхозтехники Мсср | Stand for straightening motor vehicle frame girder |
| JP4013269B2 (en) * | 1996-11-21 | 2007-11-28 | 日本精工株式会社 | Deformation correction method for long members |
| JP3972595B2 (en) * | 2001-04-13 | 2007-09-05 | 株式会社ダイフク | Bar-shaped strain relief device |
| CN103042077A (en) * | 2011-10-15 | 2013-04-17 | 芜湖天佑汽车技术有限公司 | Automobile shock absorber piston rod blank straightening machine |
| CN202933978U (en) * | 2012-11-28 | 2013-05-15 | 重庆市电力公司检修分公司 | Hydraulic tube bending corrector |
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| CN203599290U (en) * | 2013-10-29 | 2014-05-21 | 广州珠江钢琴集团股份有限公司 | Correcting device of piano hand |
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