CN113263396B

CN113263396B - Side processingequipment is used in guitar production

Info

Publication number: CN113263396B
Application number: CN202110631852.0A
Authority: CN
Inventors: 田家树
Original assignee: Guizhou Saga Musical Instrument Co ltd
Current assignee: Guizhou Saga Musical Instrument Co ltd
Priority date: 2021-06-07
Filing date: 2021-06-07
Publication date: 2022-09-27
Anticipated expiration: 2041-06-07
Also published as: CN113263396A

Abstract

The invention provides a side processing device for guitar production, which comprises a workbench, a processing groove arranged on the workbench, a clamping mechanism positioned in the processing groove and arranged on the workbench, and a polishing mechanism matched with the clamping mechanism; grinding machanism is including setting up the first L type support above the workstation and setting up the second L type support in the workstation below, the rotation sets up the rotation axis between first L type support and the second L type support tip, the one end and the actuating mechanism transmission of rotation axis are connected, top board and holding down plate are established to the cover on the rotation axis, set up elastic column piece of polishing between top board and the holding down plate, the top board passes through telescopic machanism and is connected with the rotation axis upper end, the holding down plate passes through telescopic machanism and is connected with the rotation axis lower extreme, it fills gassing mechanism to set up in the column piece of polishing. According to the invention, the type of the polishing piece does not need to be changed, and the polishing piece can be better attached to the guitar side plate for polishing by changing the diameter of the polishing piece main body, so that the polishing efficiency is accelerated and the polishing quality is improved.

Description

Side processingequipment is used in guitar production

Technical Field

The invention relates to the technical field of guitar production and processing equipment, in particular to a side face processing device for guitar production.

Background

A guitar is a plucked instrument, usually with six strings, similar in shape to a violin. Guitars are often regarded as the main musical instrument in pop, rock, blues, folk songs, Buddhist chicks, in the field of classical music, often perform in solo or duet style, and in indoor music and orchestral music, also play a considerable companionic role. The classical guitar is also combined with violins and pianos as three world famous instruments. At present, learning a guitar has become a trend. The demand for guitars has also led to rapid development of guitar manufacturing processes, but in some respects there are still deficiencies.

In the guitar production process, can cover whole curb plate for guaranteeing the panel, so the area of panel can be bigger than the shape area that the side formed, paste the panel of guitar with the side after, the panel will have unnecessary leftover bits, handle the leftover bits at present and polish by the manual work, perhaps set up the slide rail of guitar shape, set up the emery wheel in the slide rail, then press from both sides tight guitar and polish. The manual method has the defects of low working efficiency and unsuitability for mass production, and the other method has no effect by arranging the slide rails, because the side surface of the guitar has the cambered surface, and the cambered surfaces of some guitars are outward or inward and the radiuses of the circles where the cambered surfaces are located are different for the purpose of sound effect or appearance, the grinding wheels with the most suitable diameters cannot be selected during grinding, so that the grinding effect of some parts is poor.

In addition, the side plate of the guitar is polished by two steps, one step is polishing for bonding money, the second step is polishing the side plate when the edge of the panel is polished after bonding, the diameters of polishing wheels are the same, but the bending degrees of the side plate are different, the diameters of some polishing wheels are too large, even the partial areas of the side plate cannot be polished, the polishing wheel with the smaller diameter needs to be replaced, the whole polishing time is greatly prolonged, and automatic production is difficult to realize.

Disclosure of Invention

In view of this, the invention provides a side processing device for guitar production, which does not need to change the type of a polishing member, and by changing the diameter of the polishing member main body, the polishing member can be better attached to a guitar side plate for polishing, thereby accelerating the polishing efficiency and improving the polishing quality.

In order to solve the technical problem, the invention provides a side processing device for guitar production, which comprises a workbench, a processing groove arranged on the workbench, a clamping mechanism positioned in the processing groove and arranged on the workbench, and a polishing mechanism matched with the clamping mechanism;

grinding machanism is including setting up the first L type support in the workstation top and setting up the second L type support in the workstation below, the rotation sets up the rotation axis between first L type support and the second L type support tip, the one end and the actuating mechanism transmission of rotation axis are connected, top board and holding down plate are established to the cover on the rotation axis, set up elastic column piece of polishing between top board and the holding down plate, the top board passes through telescopic machanism and is connected with the rotation axis upper end, the holding down plate passes through telescopic machanism and is connected with the rotation axis lower extreme, it fills gassing mechanism to set up in the column piece of polishing.

Furthermore, a guide groove is formed in the rotating shaft along the axial direction of the rotating shaft, a through hole for the guide groove to penetrate through is formed between the upper pressing plate and the lower pressing plate, a guide cylinder is arranged on the inner edge of the through hole, and a guide block matched with the guide groove is arranged on the inner side of the guide cylinder.

Furthermore, the one end that the guide block is located the column piece of polishing sets up the installation head, set up the sealed piece of rubber on the installation head, the sealed piece of rubber and the structure looks adaptation of guide way, the sealed piece of rubber is located the guide cylinder inboard and arranges the guide way in, the sealed piece of rubber seals the gap of guide block and guide way.

Furthermore, telescopic machanism is including setting up the roof at the rotation axis both ends, set up pneumatic telescopic rod on the roof, pneumatic telescopic rod's tip and top board or holding down plate are connected, set up the air inlet with pneumatic telescopic rod intercommunication on the roof, set up the check valve on the air inlet, correspond the air inlet and set up telescopic adjustment mechanism.

Further, telescopic adjustment mechanism includes the electric telescopic handle that corresponds the air inlet setting on first L type support and the second L type support, electric telescopic rod tip sets up and air inlet complex connecting pipe, the end and the first air pump intercommunication of connecting pipe, the outside of connecting pipe sets up the sealing ring, set up cross support in the connecting pipe front end, correspond the check valve setting on the support and disclose the pole.

Further, the column piece of polishing includes annular support piece, support piece's surface passes through the binder and bonds the abrasive material layer, support piece upper end and top board sealing bonding, support piece lower extreme and the sealed bonding of holding down plate.

Furthermore, the supporting piece is made of rubber.

Further, the inflation and deflation mechanism comprises a rotary joint arranged at one end of the rotary shaft, an air passage is arranged in the hollow part of the rotary shaft, the air passage is located in the columnar polishing part and is provided with an air outlet, the air passage is communicated with the rotary joint, the rotary joint is communicated with an air supply pipeline, an electromagnetic valve is arranged on the air supply pipeline, and the air supply pipeline is communicated with a second air pump.

Further, fixture includes the translation track, set up the slider on the translation track, set up the revolving stage on the slider, set up the holder on the revolving stage, the holder is fixed the guitar curb plate.

Furthermore, the translation track includes the translation lead screw that sets up through the bearing on the workstation, set up the slider on the translation lead screw, correspond the translation lead screw on the workstation and set up the direction spout, the slider lower extreme sets up the direction slider in the direction spout, set up rotary mechanism on the slider.

Further, rotary mechanism includes the rotary rod that the slider upper surface set up through the bearing, the upper end of rotary rod sets up the rotary disk, the border of rotary disk sets up the ring gear downwards, set up the rotating electrical machines on the slider, set up on the rotating electrical machines output shaft with ring gear complex drive gear.

Furthermore, the clamping piece comprises a cross arm arranged in the middle of the rotating disc, a U-shaped clamping plate is arranged at the end of the cross arm, a threaded hole is formed in the upper end of the U-shaped clamping plate, and a fastening bolt is arranged in the threaded hole.

The technical scheme of the invention has the following beneficial effects:

through the interval adjustment of top board and holding down plate, can pull open and inwards extrude the column piece of polishing, and with fill gassing cooperation back, make the shape of column piece of polishing can be cylindrical, outwards swell circular, oval wait the shape between change, the main part diameter of polishing of column piece of polishing can change like this, thereby can adapt to the different guitar curb plate demand of polishing of bending structure, make the column piece of polishing laminate curb plate surface more, the efficiency of polishing can be higher, and the quality can be better.

In addition, to the motion regulation of top board and holding down plate rely on pneumatic telescopic rod to realize, and adjust pneumatic telescopic rod's elongation through telescopic adjustment mechanism, need not to communicate trachea and pneumatic telescopic rod directly, optimized structural scheme promptly, need not a large amount of electric wires, joint and trachea and arrange, alright in order to realize the lift adjustment to top board and holding down plate.

In addition, under the condition that the position of the columnar polishing piece is not changed, the position and the angle of the guitar side plate are changed through the clamping mechanism, automatic polishing is achieved, namely the clamping piece can horizontally move left and right, meanwhile, the rotating mechanism is adopted to adjust the transverse arm to drive the angle of the clamping piece to change, any part of the side surface of the side plate can be in contact with the columnar polishing piece, and automatic processing can be achieved.

In addition, the column piece of polishing is rubber material and pastes the abrasive material layer in the skin, and the piece of polishing can realize warping promptly, and the meticulous effect of polishing after the laminating curb plate is better like this, because the extrusion dynamics to the curb plate is little, and the probability of the mistake of polishing is low, and the yield improves greatly.

Drawings

FIG. 1 is a schematic view of a side processing apparatus for guitar production according to the present invention;

FIG. 2 is an enlarged view of a detail A of FIG. 1 in accordance with the present invention;

FIG. 3 is a cross-sectional view of the rotating shaft where the rubber seal block is provided according to the present invention;

fig. 4 is an enlarged view of the detail B in fig. 1 according to the present invention.

1. Translating the lead screw; 2. a guide chute; 3. a rotating electric machine; 4. a drive gear; 5. rotating the disc; 6. a ring gear; 7. rotating the rod; 8. fastening a bolt; 9. a threaded hole; 10. a cross arm; 11. a U-shaped splint; 12. a guide slider; 13. a support member; 14. an abrasive layer; 15. processing a tank; 16. a drive mechanism; 17. a top plate; 18. a one-way valve; 19. an air inlet; 20. a telescopic adjustment mechanism; 21. a connecting pipe; 22. a rotating shaft; 23. a pneumatic telescopic rod; 24. an upper pressure plate; 25. an air outlet; 26. a lower pressing plate; 27. an electric telescopic rod; 28. a first air pump; 29. a work table; 30. a rotary joint; 31. an airway; 32. a second L-shaped bracket; 33. a gas supply duct; 34. a second air pump; 35. a guide groove; 36. a guide block; 37. a guide cylinder; 38. a mounting head; 39. a rubber sealing block; 40. a poking rod; 41. a seal ring; 42. a support; 43. a first L-shaped bracket.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to fig. 1 to 4 of the embodiments of the present invention. It should be apparent that the described embodiments are only some of the embodiments of the present invention, and not all of them. All other embodiments, which can be derived by a person skilled in the art from the description of the embodiments of the invention given above, are within the scope of protection of the invention.

Example one

As shown in fig. 1-4:

the embodiment provides a side processing device for guitar production, which comprises a workbench 29, a processing groove 15 arranged on the workbench 29, a clamping mechanism positioned in the processing groove 15 and arranged on the workbench 29, and a grinding mechanism matched with the clamping mechanism;

grinding machanism is including setting up first L type support 43 in workstation 29 top and setting up the second L type support 32 in workstation 29 below, it sets up rotation axis 22 to rotate between first L type support 43 and the second L type support 32 tip, the one end and the 16 transmission of actuating mechanism of rotation axis 22 are connected, top board 24 and holding down plate 26 are established to the cover on the rotation axis 22, set up elastic column piece of polishing between top board 24 and the holding down plate 26, top board 24 is connected with rotation axis 22 upper end through telescopic machanism, holding down plate 26 is connected with rotation axis 22 lower extreme through telescopic machanism, set up in the column piece of polishing and fill gassing mechanism.

Particularly, the clamping mechanism clamps the guitar side plate or the side plate and the assembled sound box, and the side face of the side plate needing to be polished corresponds to the polishing mechanism. The grinding mechanism is provided with a rotating shaft 22 through bearings at the end parts of a first L-shaped support 43 and a second L-shaped support 32, the upper end of the rotating shaft 22 penetrates through the first L-shaped support 43 to be connected with a driving mechanism 16, the driving mechanism 16 can adopt a motor, in addition, the driving of the driving mechanism 16 and the rotating shaft 22 adopts gear meshing transmission, and a speed reducer can be added if necessary. Set up top board 24 and holding down plate 26 on the rotation axis 22, and top board 24 passes through telescopic machanism and is connected with rotation axis 22 upper end, and holding down plate 26 also is connected with the telescopic machanism of below, telescopic machanism is two and the structure is the same, it is used for controlling the lift of top board 24 and holding down plate 26 on rotation axis 22, the column is polished and is the elasticity material, and with two clamp plate sealing connection, namely top board 24, holding down plate 26 and column are polished and interior cavity and sealed, with the cooperation of inflating and deflating mechanism, top board 24, holding down plate 26 spacing, the inflating and deflating mechanism restarts or deflates in the column is polished, the inflation degree of adjustment column is polished, make the main part diameter of column and polish and change, can adapt to polishing of the different positions of curb plate different crookedness.

The specific adjusting method is that the distance between the upper pressing plate 24 and the lower pressing plate 26 is adjusted to be large, the air inflation and deflation mechanism is inflated to enable enough air pressure to support the columnar polishing piece, and the diameter of the columnar polishing piece is the minimum. The distance between the upper pressing plate 24 and the lower pressing plate 26 is adjusted to be small, the air inflation and deflation mechanism inflates air inwards and has enough air pressure to support, so that the columnar polishing piece bulges in an outward arc shape, and the diameter is increased at the moment. In addition, the diameter is not inflated all the time during the adjustment, and the adjustment is performed again when the internal volume of the columnar polishing piece is maximum, so that the deflation is needed. To the crookedness of guitar curb plate, can set for a plurality of combination numerical values, when specifically polishing, adopt different numerical values when polishing different region can.

According to one embodiment of the present invention, as shown in figures 1-3,

a guide groove 35 is axially arranged on the rotating shaft 22, a through hole for the guide groove 35 to pass through is arranged between the upper pressing plate 24 and the lower pressing plate 26, a guide cylinder 37 is arranged on the inner edge of the through hole, and a guide block 36 matched with the guide groove 35 is arranged on the inner side of the guide cylinder 37. The upper pressing plate 24 and the lower pressing plate 26 need to rotate along with the rotating shaft 22, and the two pressing plates cannot be staggered relatively, otherwise, the columnar polishing piece can be twisted, so that a guide groove 35 is formed in the rotating shaft 22, a guide block 36 is arranged on a guide cylinder 37 in a through hole of each pressing plate, the positions of the upper pressing plate 24 and the lower pressing plate 26 on the rotating column are guided, and the rotating shaft 22 can drive the upper pressing plate 24 or the lower pressing plate 26 to rotate.

One end of the guide block 36 located in the columnar polishing piece is provided with a mounting head 38, a rubber sealing block 39 is arranged on the mounting head 38, the rubber sealing block 39 is matched with the structure of the guide groove 35, the rubber sealing block 39 is located on the inner side of the guide cylinder 37 and is arranged in the guide groove 35, and the rubber sealing block 39 seals a gap between the guide block 36 and the guide groove 35. Under the condition that the precision of the guide groove 35 and the guide block 36 is insufficient, air leakage caused by gaps is easy to occur, the machining effect is not influenced by the air leakage, but the air inflation and deflation mechanism is required to be inflated and maintained all the time. Therefore, the mounting head 38 is provided on the guide block 36, the rubber seal block 39 is provided on the mounting head 38, the gap can be sealed, and the mounting head 38 can be bonded to the rubber seal block 39. In addition, if the sealing effect between the rotating shaft 22 and the guiding cylinder 37 is poor, a sealing ring may be disposed at one end of the guiding cylinder 37 located in the columnar polishing member to seal the gap.

According to one embodiment of the present invention, as shown in figures 1 and 4,

telescopic machanism is including setting up the roof 17 at rotation axis 22 both ends, set up pneumatic telescopic rod 23 on roof 17, the tip and the top board 24 or the holding down plate 26 of pneumatic telescopic rod 23 are connected, set up the air inlet 19 with pneumatic telescopic rod 23 intercommunication on roof 17, set up check valve 18 on the air inlet 19, correspond air inlet 19 and set up telescopic adjustment mechanism 20.

The telescopic mechanism adjusts the positions of the upper pressing plate 24 and the lower pressing plate 26, and the main body of the telescopic mechanism adopts a starting telescopic rod, because the electric telescopic rod 27 needs electric wire wiring, but the rotating shaft 22 needs to rotate, a rotary connector needs to be adopted, and wiring and arrangement are troublesome. The air inlet 19 of the pneumatic telescopic rod 23 is located on the side of the top plate 17 and corresponds to a telescopic adjusting mechanism 20 which can adjust the air pressure of the pneumatic telescopic rod 23 by inserting and adjusting the air pressure after the telescopic rod is started and stopped, thereby adjusting the elongation of the pneumatic telescopic rod. The air inlet 19 is provided with a one-way valve 18, the telescopic adjusting mechanism 20 is pulled out after the adjustment is completed, the air in the pneumatic telescopic rod 23 cannot leak through the one-way valve 18, and the positions of the upper pressure plate 24 and the lower pressure plate 26 can be maintained.

Telescopic adjustment mechanism 20 includes the electric telescopic handle 27 that corresponds air inlet 19 setting on first L type support 43 and the second L type support 32, electric telescopic handle 27 tip setting and air inlet 19 complex connecting pipe 21, the end and the first air pump 28 intercommunication of connecting pipe 21, the outside of connecting pipe 21 sets up sealing ring 41, set up cross support 42 in the connecting pipe 21 front end, correspond check valve 18 setting on the support 42 and disclose pole 40.

The telescopic adjusting mechanism 20 mainly adjusts the state of the one-way valve 18 through the poking rod 40, and the rotating shaft 22 rotates during operation, so that the state of the pneumatic telescopic rod 23 is troublesome to adjust through electric control, and the adjustment is realized through inflation and deflation and self locking. When the pneumatic telescopic rod 23 needs to be inflated, the electric telescopic rod 27 is extended, so that the connecting pipe 21 is inserted into the air inlet 19, the poking rod 40 can push the one-way valve 18 open (whether the one-way valve 18 is pushed open at this time is not important, and the one-way valve 18 can be pushed open by subsequent inflation), and the first air pump 28 works to inflate the pneumatic telescopic rod 23. When deflation is required, the electric telescopic rod 27 is extended, so that the poking rod 40 jacks up the one-way valve 18, and the first air pump 28 is not operated, so that the air telescopic rod 23 can be deflated. In addition, for the operation of shortening the pneumatic telescopic rod 23, it is recommended that all the gas in the pneumatic telescopic rod 23 is discharged first, and then the gas is refilled for adjustment, so that the operation accuracy is higher.

According to one embodiment of the present invention, as shown in figures 1 and 2,

the columnar polishing piece comprises an annular supporting piece 13, the outer surface of the supporting piece 13 is bonded with an abrasive layer 14 through an adhesive, the upper end of the supporting piece 13 is in sealing bonding with an upper pressing plate 24, and the lower end of the supporting piece 13 is in sealing bonding with a lower pressing plate 26. The supporting member 13 is made of rubber.

The supporting member 13 is made of rubber, can realize bending and other functions, and has a certain deformation. After the surface of the side plate is adhered with the abrasive layer 14 through the adhesive, the inflation and deflation mechanism inflates to prop the support piece 13, the abrasive layer 14 is also propped, and the side surface of the side plate can be polished during rotation.

In one embodiment of the present invention, as shown in figure 1,

the inflation and deflation mechanism comprises a rotary joint 30 arranged at one end of a rotary shaft 22, an air passage 31 is arranged in the hollow part of the rotary shaft 22, the air passage 31 is positioned in a columnar polishing piece and is provided with an air outlet 25, the air passage 31 is communicated with the rotary joint 30, the rotary joint 30 is communicated with an air supply pipeline 33, an electromagnetic valve is arranged on the air supply pipeline 33, and the air supply pipeline 33 is communicated with a second air pump 34. The inflation and deflation mechanism is communicated with the rotating shaft 22 through the rotating joint 30, the air passage 31 is arranged in the rotating shaft 22, the air passage 31 is directly communicated to the area of the columnar polishing piece, the air outlet 25 is arranged in the area, therefore, the pneumatic inflation and deflation of the interior of the columnar polishing piece can be realized. The solenoid valve on the air supply pipeline 33 can close the pipeline after the air charging and discharging adjustment is finished, so as to maintain the shape of the columnar polishing piece.

In one embodiment of the present invention, as shown in figure 1,

the clamping mechanism comprises a translation rail, a sliding block is arranged on the translation rail, a rotating table is arranged on the sliding block, a clamping piece is arranged on the rotating table, and the clamping piece is used for fixing the guitar side plate. The translation track is responsible for the holder and removes about, and revolving stage control holder horizontal rotation, and both cooperate and realize the removal and the horizontally angle modulation of guitar curb plate for the column piece of polishing can all be laminated to the side any position of curb plate.

The translation track includes translation lead screw 1 that sets up through the bearing on the workstation 29, set up the slider on the translation lead screw 1, correspond translation lead screw 1 on the workstation 29 and set up direction spout 2, the slider lower extreme sets up direction slider 12 in direction spout 2, set up rotary mechanism on the slider. The translation mechanism is realized by means of a translation lead screw 1, the end part of the translation lead screw 1 is in transmission connection with a motor, and a sliding block on the translation lead screw 1 realizes translation through rotation of the lead screw, so that the rotation mechanism is driven to move.

The rotary mechanism comprises a rotary rod 7 arranged on the upper surface of a sliding block through a bearing, a rotary disk 5 is arranged at the upper end of the rotary rod 7, a ring gear 6 is arranged downwards on the edge of the rotary disk 5, a rotary motor 3 is arranged on the sliding block, and a driving gear 4 matched with the ring gear 6 is arranged on an output shaft of the rotary motor 3. The rotating mechanism drives the driving gear 4 to rotate through the rotating motor 3, so that the ring gear 6 is driven to rotate, and the rotating disk 5 rotates.

The clamping piece comprises a cross arm 10 arranged in the middle of the rotating disc 5, a U-shaped clamping plate 11 is arranged at the end of the cross arm 10, a threaded hole 9 is formed in the upper end of the U-shaped clamping plate 11, and a fastening bolt 8 is arranged in the threaded hole 9. The cross arm 10 rotates along with the rotating disc 5, and the U-shaped clamping plate 11 fixes the side plate through the fastening bolt 8. Whole fixture's design can be to the curb plate centre gripping back of multiple not isostructure, through controlling and rotatory, with curb plate and the laminating of column piece of polishing. Compared with the prior art, the clamping mechanism can clamp various side plates, and realizes polishing after parameters of the translation mechanism and the rotating mechanism are adjusted.

In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly attached, detachably attached, or integrated; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.

While the foregoing is directed to the preferred embodiment of the present invention, it will be appreciated by those skilled in the art that various changes and modifications may be made therein without departing from the principles of the invention as set forth in the appended claims.

Claims

1. The utility model provides a side processingequipment is used in guitar production which characterized in that: comprises a workbench (29), a processing tank (15) arranged on the workbench (29), a clamping mechanism arranged on the workbench (29), and a polishing mechanism which is positioned in the processing tank (15), arranged on the workbench (29) and matched with the clamping mechanism;

the polishing mechanism comprises a first L-shaped support (43) arranged above the workbench (29) and a second L-shaped support (32) arranged below the workbench (29), a rotating shaft (22) is rotatably arranged between the end parts of the first L-shaped support (43) and the second L-shaped support (32), one end of the rotating shaft (22) is in transmission connection with a driving mechanism (16), an upper pressing plate (24) and a lower pressing plate (26) are sleeved on the rotating shaft (22), an elastic columnar polishing piece is arranged between the upper pressing plate (24) and the lower pressing plate (26), the upper pressing plate (24) is connected with the upper end of the rotating shaft (22) through a telescopic mechanism, the lower pressing plate (26) is connected with the lower end of the rotating shaft (22) through a telescopic mechanism, and an inflation and deflation mechanism is arranged in the columnar polishing piece;

the telescopic mechanism comprises top plates (17) arranged at two ends of a rotating shaft (22), a pneumatic telescopic rod (23) is arranged on each top plate (17), the end part of each pneumatic telescopic rod (23) is connected with an upper pressure plate (24) or a lower pressure plate (26), an air inlet (19) communicated with each pneumatic telescopic rod (23) is arranged on each top plate (17), a one-way valve (18) is arranged on each air inlet (19), and a telescopic adjusting mechanism (20) is arranged corresponding to each air inlet (19);

the telescopic adjusting mechanism (20) comprises an electric telescopic rod (27) arranged on a first L-shaped support (43) and a second L-shaped support (32) and corresponding to the air inlet (19), a connecting pipe (21) matched with the air inlet (19) is arranged at the end part of the electric telescopic rod (27), the tail end of the connecting pipe (21) is communicated with a first air pump (28), a sealing ring (41) is arranged on the outer side of the connecting pipe (21), a cross-shaped support (42) is arranged in the front end of the connecting pipe (21), and a poking rod (40) is arranged on the support (42) and corresponding to the one-way valve (18);

the columnar polishing piece comprises an annular supporting piece (13), the outer surface of the supporting piece (13) is bonded with an abrasive layer (14) through an adhesive, the upper end of the supporting piece (13) is hermetically bonded with an upper pressing plate (24), and the lower end of the supporting piece (13) is hermetically bonded with a lower pressing plate (26);

fill gassing mechanism and include rotary joint (30) that rotation axis (22) one end set up, the inside cavity of rotation axis (22) sets up air flue (31), air flue (31) are located the column and polish and set up gas outlet (25) in the piece, air flue (31) and rotary joint (30) intercommunication, rotary joint (30) and gas supply line (33) intercommunication, set up the solenoid valve on gas supply line (33), gas supply line (33) and second air pump (34) intercommunication.

2. The guitar producing side working apparatus as set forth in claim 1, wherein: the rotary shaft (22) is provided with a guide groove (35) along the axial direction, a through hole for the guide groove (35) to pass through is formed between the upper pressing plate (24) and the lower pressing plate (26), a guide cylinder (37) is arranged on the inner edge of the through hole, and a guide block (36) matched with the guide groove (35) is arranged on the inner side of the guide cylinder (37).

3. The guitar producing side working apparatus as set forth in claim 2, wherein: one end that guide block (36) are located the column piece of polishing sets up installation head (38), set up rubber seal piece (39) on installation head (38), the structure looks adaptation of rubber seal piece (39) and guide way (35), rubber seal piece (39) are located guide cylinder (37) inboard and arrange guide way (35) in, rubber seal piece (39) are sealed guide block (36) and the gap of guide way (35) in.

4. The guitar producing side working apparatus as set forth in claim 3, wherein: the clamping mechanism comprises a translation track, a sliding block is arranged on the translation track, a rotating table is arranged on the sliding block, a clamping piece is arranged on the rotating table, and the clamping piece is used for fixing the guitar side plate.

5. The guitar producing side working apparatus as set forth in claim 4, wherein: the translation track includes translation lead screw (1) that sets up through the bearing on workstation (29), set up the slider on translation lead screw (1), it sets up direction spout (2) to correspond translation lead screw (1) on workstation (29), the slider lower extreme sets up direction slider (12) in direction spout (2), set up rotary mechanism on the slider.

6. The guitar producing side working apparatus as set forth in claim 5, wherein: the rotating mechanism comprises a rotating rod (7) arranged on the upper surface of a sliding block through a bearing, a rotating disc (5) is arranged at the upper end of the rotating rod (7), a ring gear (6) is arranged downwards at the edge of the rotating disc (5), a rotating motor (3) is arranged on the sliding block, and a driving gear (4) matched with the ring gear (6) is arranged on an output shaft of the rotating motor (3); the clamping piece comprises a cross arm (10) arranged in the middle of a rotating disc (5), a U-shaped clamping plate (11) is arranged at the end of the cross arm (10), a threaded hole (9) is formed in the upper end of the U-shaped clamping plate (11), and a fastening bolt (8) is arranged in the threaded hole (9).