CN203600344U - Adjustable knife rest for piano key panel long hole processing equipment - Google Patents
Adjustable knife rest for piano key panel long hole processing equipment Download PDFInfo
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- CN203600344U CN203600344U CN201320776019.6U CN201320776019U CN203600344U CN 203600344 U CN203600344 U CN 203600344U CN 201320776019 U CN201320776019 U CN 201320776019U CN 203600344 U CN203600344 U CN 203600344U
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- knife rest
- plate
- slotted hole
- vertical
- piano key
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- Expired - Lifetime
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- 238000000034 method Methods 0.000 claims description 22
- 238000003801 milling Methods 0.000 abstract description 23
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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Abstract
The utility model discloses an adjustable knife rest for piano key panel hole processing equipment, which comprises a knife rest, wherein the knife rest is connected with a rack through a rotation connection structure, a rotating shaft axis direction of the rotation connection structure is a vertical direction, and a locking structure is arranged between the knife rest and the rack. Since the knife rest is connected with the rack through the rotation connection structure, the knife rest and the rack can relatively rotate; a deviation angle between an actual knife-traveling path of a milling tool and an ideal path is fixed when the feed rate is fixed, the knife rest can be rotated to the reverse direction with the same angle through the rotation connection structure, the knife-traveling path of the milling tool can be corrected so that the knife-traveling path of the milling tool is in coincidence with the ideal path to guarantee that the shape of the processed long hole is precise.
Description
Technical field
The utility model relates to the process equipment of piano parts, is specifically related to a kind of adjustable knife rest of piano key plate slotted hole process equipment.
Background technology
Referring to Fig. 1, piano key is the upper part of fingerboard, it need to swing up and down flexibly around middle nail hole, but left and right can not significantly be rocked, front portion and the middle part of key are provided with slotted hole 13-1, the effect of slotted hole 13-1 is to make key on the keyboard nail can be along the freely sensitive activity and can not double swerve of the direction of slotted hole, and key can be take the center of key bottom mesopore as the center of circle, nails on lower swing and can not double swerve along key.The process of key is: first at a plank (being called key plate 13), above pressing design data processes four platoon leader holes 13-1, and then key plate 13 is cut into key one by one.Existing slotted hole 13-1 process equipment generally adopts Milling Motion in Three-axes NC, process plural workpiece simultaneously, its knife rest has the feed mechanism of both direction, one of them feed mechanism is along vertical (depth direction of slotted hole 13-1) motion, and another feed mechanism along continuous straight runs (length direction of slotted hole 13-1) moves.In process, when milling cutter is during along the length direction feeding of slotted hole 13-1, due in milling cutter, first cut workpiece position (milling cutter with treat in the contact area of part of milling, along the original position of the rotation direction of milling cutter) resistance that is subject to is greater than other positions, this resistance can impel milling cutter to produce the distortion of the former linear running track of certain skew, make to produce certain deflection between the slotted hole 13-1 that finally processes and perfect condition, and the angle of the larger deflection of the amount of feeding is just larger, thereby affect processing and the use of key.As can be seen from Figure 1, the major axis of slotted hole 13-1 under perfect condition (in figure shown in dotted line) should be vertical with the upper lower edge of key plate 13, but the major axis of the actual slotted hole 13-1 processing (in figure shown in solid line) has been offset certain angle.
Utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art, and a kind of adjustable knife rest of piano key plate slotted hole process equipment is provided, and this adjustable knife rest can be revised the running orbit of milling cutter, thereby guarantees that processed long hole shape is out accurate.
The technical scheme that the utility model is realized above-mentioned purpose is:
An adjustable knife rest for piano key plate slotted hole process equipment, comprises knife rest, it is characterized in that, between described knife rest and frame, adopts rotation connection structure to be connected, and the shaft axis direction of this rotation connection structure is vertical direction; Between described knife rest and frame, be also provided with latch-up structure.
A preferred version of the present utility model, wherein, described rotation connection structure is: on described frame and knife rest, be respectively equipped with rotating junction, both rotating junctions are serially connected by rotating shaft.
A preferred version of the present utility model, wherein, described latch-up structure is: described knife rest and frame are equipped with the connecting plate extending to offside, and two connecting plates are superimposed up and down, one of them connecting plate is provided with elongated slot, between two connecting plates, connects by a bolt that passes through this elongated slot.
Preferably, described connecting plate is provided with angle index.
A preferred version of the present utility model, wherein, described latch-up structure is: described frame is provided with locking connecting portion, between this locking connecting portion and knife rest, be provided with screw rod, one end of this screw rod is connected with described locking connecting portion, the other end passes through frame, and this screw rod is provided with two nuts that are clamped in frame both sides.
A preferred version of the present utility model, wherein, described knife rest has vertical feeding mechanism and horizontal feed mechanism, wherein, described horizontal feed mechanism comprises motor, eccentric shaft, rocking bar and horizontal slip mechanism, and wherein, eccentric shaft is connected with electric machine main shaft, one end of rocking bar is connected with eccentric shaft, and the other end is connected with horizontal slip mechanism; Described horizontal slip mechanism comprises horizontal guide rail and cross sliding clock.
A preferred version of the present utility model, wherein, described vertical feeding mechanism comprises cylinder and is connected to the vertical slide mechanism on this cylinder; Described vertical slide mechanism comprises vertical guide and vertical slide block.
A preferred version of the present utility model, wherein, described knife rest comprises rotor plate, horizontal slip plate and vertical sliding panel, wherein, described rotation connection structure and latch-up structure are located at the two ends of rotor plate; In described horizontal slip mechanism, horizontal guide rail is connected to the front side of rotor plate, and cross sliding clock is connected to the rear side of horizontal slip plate; In described vertical slide mechanism, vertical guide is connected to the front side of horizontal slide plate, and vertical slide block is connected to the front side of vertical slide plate; Described motor is connected on rotor plate, and described rocking bar is connected on horizontal slide plate, and described cylinder is connected on vertical slide plate.
The utility model compared with prior art has following beneficial effect:
In the utility model, owing to adopting rotation connection structure to be connected between knife rest and frame, therefore between knife rest and frame, can relatively rotate, and, under the fixing prerequisite of the amount of feeding, deviation angle between row cutter track footpath and the ideal path of milling cutter reality is fixed, therefore by rotation connection structure, knife rest is rotated to identical angle round about, just can revise the row cutter track footpath of milling cutter, the row cutter track footpath of milling cutter is overlapped with ideal path, thereby guarantee that processed long hole shape is out accurate.
Accompanying drawing explanation
Fig. 1 is the partial structurtes schematic diagram of piano key plate, and in figure, the slotted hole shown in solid line is to adopt prior art to add the shape in man-hour, and the slotted hole shown in dotted line is the shape adopting after the processing of the utility model technology.
Fig. 2 and Fig. 3 are the structural representation of the embodiment 1 of the adjustable knife rest of piano key plate slotted hole process equipment of the present utility model, and wherein, Fig. 2 is front view, and Fig. 3 is upward view.
Fig. 4 is A-A cutaway view of Fig. 3.
Fig. 5 is the structural representation of the embodiment 2 of the adjustable knife rest of piano key plate slotted hole process equipment of the present utility model.
Fig. 6 is B-B cutaway view of Fig. 5.
In figure, Reference numeral is: 1 knife rest; 2 frames; 2-1 rotating junction; 2-2 connecting plates; 2-3 locking connecting portions; 3 rotor plates; 3-1 connecting plate; 3-2 elongated slots; 3-3 rotating junctions; 4 milling cutters; 5 motors; 6 eccentric shafts; 7 rocking bars; 8 horizontal slide plates; 9 cylinders; 10 vertical slide plates; 11 rotation connection structures; 12 latch-up structures; 13 key plates; 13-1 slotted hole; 14 vertical slide blocks; 15 cross sliding clocks; 16 horizontal guide rails; 17 vertical guide; 18 rotating shafts; 19 screw rods; 20 nuts.
The specific embodiment
Below in conjunction with embodiment and accompanying drawing, the utility model is described in further detail, but embodiment of the present utility model is not limited to this.
Referring to Fig. 2～Fig. 4, the adjustable knife rest of the piano key plate slotted hole process equipment of the present embodiment comprises knife rest 1, between this knife rest 1 and frame 2, adopts rotation connection structure 11 to be connected, and the shaft axis direction of this rotation connection structure 11 is vertical direction; Between described knife rest 1 and frame 2, be also provided with latch-up structure 12.
Referring to Fig. 2～Fig. 4, described knife rest 1 comprises vertical feeding mechanism, horizontal feed mechanism, rotor plate 3, horizontal slide plate 8 and vertical slide plate 10.Wherein, described vertical feeding mechanism is for driving milling cutter 4 to do the feed motion of above-below direction, this vertical feeding mechanism is mainly made up of cylinder 9 and the vertical slide mechanism that is connected on this cylinder 9, wherein, vertical slide mechanism comprises vertical guide 17 and vertical slide block 14, described milling cutter 4 and the motor being connected with this milling cutter 4 are arranged on vertical slide block 14, and this vertical slide block 14 is promoted to move up and down along vertical guide 17 by cylinder 9.Described horizontal feed mechanism is for driving milling cutter 4 to do the feed motion of horizontal direction, this horizontal feed mechanism comprises motor 5, eccentric shaft 6, rocking bar 7 and horizontal slip mechanism, wherein, eccentric shaft 6 is connected with motor 5 main shafts, one end of rocking bar 7 is connected with eccentric shaft 6, the other end is connected with horizontal slip mechanism, and described horizontal slip mechanism comprises horizontal guide rail 16 and cross sliding clock 15.Described vertical slide plate 10, horizontal slide plate 8 and rotor plate 3 set gradually from front to back, and wherein, in horizontal slip mechanism, horizontal guide rail 16 is connected to the front side of rotor plate 3, and cross sliding clock 15 is connected to the rear side of horizontal slide plate 8; In vertical slide mechanism, vertical guide 17 is connected to the front side of horizontal slide plate 8, and vertical slide block 14 is connected to the rear side of vertical slide plate 10; Described motor 5 is connected on rotor plate 3, and described rocking bar 7 is connected on horizontal slide plate 8, and described cylinder 9 is connected on vertical slide plate 10.In described horizontal feed mechanism, drive horizontal slip mechanism to slide by the crank and rocker mechanism being formed by motor 5, eccentric shaft 6 and rocking bar 7, its object is, guarantee that horizontal slip mechanism can slidably reciprocate with frequency faster, do not affecting under the prerequisite of working (machining) efficiency like this, can reduce vertical feed speed, thereby reduce the milling resistance that milling cutter 4 is subject to, reduce the deflection of milling cutter 4; And in prior art, be all generally directly to utilize cylinder to promote horizontal slip mechanism kinematic, its frequency slidably reciprocating is slow, and the resistance that causes milling cutter 4 to be subject to is large, and deflection is also large.
Referring to Fig. 2～Fig. 4, described rotation connection structure 11 and latch-up structure 12 are located at the two ends of rotor plate 3, and described frame 2 is arranged at the rear side of rotor plate 3.Wherein, described rotational structure is: on described rotor plate 3 and knife rest 2, be respectively equipped with rotating junction 3-3 and 2-1, both rotating junctions 3-3,2-1 are serially connected by rotating shaft 18, thereby makes can relatively rotate between knife rest 1 and frame 2.Described latch-up structure 12 is: described rotor plate 3 and frame 2 are respectively equipped with the connecting plate 3-1,2-2 extending to offside, two connecting plates are superimposed up and down, connecting plate 3-1 on rotor plate 3 is provided with between 3-2, two connecting plates of elongated slot and connects by a bolt that passes through this elongated slot 3-2.Need to regulate knife rest 1 time, unclamp the nut on described bolt, promote knife rest 1 and rotate around the rotating shaft of rotation connection structure 11 angle of setting, and then by nut tightening.For the ease of adjusting, on described connecting plate, angle index can be set.
Referring to Fig. 5 and Fig. 6, the difference of the present embodiment and embodiment 1 is, in the present embodiment, described latch-up structure 12 is: described frame 2 is provided with locking connecting portion 2-3, between this locking connecting portion 2-3 and rotor plate 3, be provided with screw rod 19, one end of this screw rod 19 is connected with described locking connecting portion 2-3, the other end passes through rotor plate 3, and (through hole of rotor plate 3 should be slightly larger than the diameter of screw rod 19, to there is certain deflection space), and this screw rod 19 is provided with two nuts 20 that are clamped in rotor plate 3 both sides.Need to regulate knife rest 1 time, adjust described two nuts 20, the length between frame 2 and rotor plate 3 is changed, impel frame to rotate around the rotating shaft of rotation connection structure 11 angle of setting, and then nut 20 is tightened.
Other embodiments beyond the present embodiment is above-mentioned are identical with embodiment 1.
Above-mentioned is preferably embodiment of the utility model; but embodiment of the present utility model is not subject to the restriction of foregoing; other any do not deviate from change, the modification done under Spirit Essence of the present utility model and principle, substitutes, combination, simplify; all should be equivalent substitute mode, within being included in protection domain of the present utility model.
Claims (8)
1. an adjustable knife rest for piano key plate slotted hole process equipment, comprises knife rest, it is characterized in that, between described knife rest and frame, adopts rotation connection structure to be connected, and the shaft axis direction of this rotation connection structure is vertical direction; Between described knife rest and frame, be also provided with latch-up structure.
2. the adjustable knife rest of piano key plate slotted hole process equipment according to claim 1, is characterized in that, described rotation connection structure is: on described frame and knife rest, be respectively equipped with rotating junction, both rotating junctions are serially connected by rotating shaft.
3. the adjustable knife rest of piano key plate slotted hole process equipment according to claim 1, it is characterized in that, described latch-up structure is: described knife rest and frame are equipped with the connecting plate extending to offside, two connecting plates are superimposed up and down, one of them connecting plate is provided with elongated slot, between two connecting plates, connects by a bolt that passes through this elongated slot.
4. the adjustable knife rest of piano key plate slotted hole process equipment according to claim 3, is characterized in that, described connecting plate is provided with angle index.
5. the adjustable knife rest of piano key plate slotted hole process equipment according to claim 1, it is characterized in that, described latch-up structure is: described frame is provided with locking connecting portion, between this locking connecting portion and knife rest, be provided with screw rod, one end of this screw rod is connected with described locking connecting portion, the other end passes through frame, and this screw rod is provided with two nuts that are clamped in frame both sides.
6. the adjustable knife rest of piano key plate slotted hole process equipment according to claim 1, it is characterized in that, described knife rest has vertical feeding mechanism and horizontal feed mechanism, wherein, described horizontal feed mechanism comprises motor, eccentric shaft, rocking bar and horizontal slip mechanism, and wherein, eccentric shaft is connected with electric machine main shaft, one end of rocking bar is connected with eccentric shaft, and the other end is connected with horizontal slip mechanism; Described horizontal slip mechanism comprises horizontal guide rail and cross sliding clock.
7. the adjustable knife rest of piano key plate slotted hole process equipment according to claim 6, is characterized in that, described vertical feeding mechanism comprises cylinder and is connected to the vertical slide mechanism on this cylinder; Described vertical slide mechanism comprises vertical guide and vertical slide block.
8. the adjustable knife rest of piano key plate slotted hole process equipment according to claim 7, is characterized in that, described knife rest comprises rotor plate, horizontal slip plate and vertical sliding panel, and wherein, described rotation connection structure and latch-up structure are located at the two ends of rotor plate; In described horizontal slip mechanism, horizontal guide rail is connected to the front side of rotor plate, and cross sliding clock is connected to the rear side of horizontal slip plate; In described vertical slide mechanism, vertical guide is connected to the front side of horizontal slide plate, and vertical slide block is connected to the front side of vertical slide plate; Described motor is connected on rotor plate, and described rocking bar is connected on horizontal slide plate, and described cylinder is connected on vertical slide plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320776019.6U CN203600344U (en) | 2013-11-29 | 2013-11-29 | Adjustable knife rest for piano key panel long hole processing equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320776019.6U CN203600344U (en) | 2013-11-29 | 2013-11-29 | Adjustable knife rest for piano key panel long hole processing equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203600344U true CN203600344U (en) | 2014-05-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320776019.6U Expired - Lifetime CN203600344U (en) | 2013-11-29 | 2013-11-29 | Adjustable knife rest for piano key panel long hole processing equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203600344U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103978521A (en) * | 2014-05-28 | 2014-08-13 | 浙江乐韵钢琴有限公司 | Milling machine for rib and saddle |
-
2013
- 2013-11-29 CN CN201320776019.6U patent/CN203600344U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103978521A (en) * | 2014-05-28 | 2014-08-13 | 浙江乐韵钢琴有限公司 | Milling machine for rib and saddle |
| CN103978521B (en) * | 2014-05-28 | 2016-01-06 | 浙江乐韵钢琴有限公司 | Milling machine is used in the processing of stall bars chord code |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140521 |