CN205166630U - Main shaft axial translation formula burnishing machine - Google Patents
Main shaft axial translation formula burnishing machine Download PDFInfo
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- CN205166630U CN205166630U CN201520813023.4U CN201520813023U CN205166630U CN 205166630 U CN205166630 U CN 205166630U CN 201520813023 U CN201520813023 U CN 201520813023U CN 205166630 U CN205166630 U CN 205166630U
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- main shaft
- axial translation
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- shaft
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Abstract
The utility model relates to a main shaft axial translation formula burnishing machine, include: frame, main shaft, main shaft supporting mechanism, rotation actuating mechanism, axial translation actuating mechanism, buffing wheel mechanism, buffing wheel mechanism installs on the main shaft, the main shaft passes through the main shaft supporting mechanism to be installed in the frame, and the main shaft is for main shaft supporting mechanism axial translation, the axial translation actuating mechanism who promotes main shaft reciprocating axially installs in the frame, and the driving spindle pivoted rotates actuating mechanism and installs in the frame. The utility model has the advantages of simple structure, convenient operation, only can realize the horizontal hunting of buffing wheel through main shaft axial translation, belong to burnishing machine technical field.
Description
Technical field
The utility model relates to polishing machine technical field, specifically, relates to a kind of main shaft axial translation formula polishing machine.
Background technology
The polishing wheel of existing polishing machine is arranged on main shaft, drives polishing wheel to rotate polishing by the rotation of main shaft.In order to promote polishing effect, polishing wheel needs to swing in the process of polishing, and namely material is when front and back are carried, and polishing wheel swings and rotates.The advantage swung is: polishing wheel and surface of the work track be form plane, be not a line.
In order to realize swinging, existing polishing machine is generally that the parts entirety such as frame, motor, main shaft, polishing wheel swing, and this structure exists following shortcoming: the part parts be moved are many, and quality is large, and vibrations are large.
Utility model content
For the technical problem existed in prior art, the purpose of this utility model is: provide a kind of and can realize polishing wheel only by main shaft axial translation and to swing the main shaft axial translation formula polishing machine of polishing.
In order to achieve the above object, the utility model adopts following technical scheme:
A kind of main shaft axial translation formula polishing machine, comprising: frame, main shaft, main shaft support mechanism, rotating drive mechanism, axial translation driving mechanism, polishing wheel mechanism; Polishing wheel mechanism is arranged on main shaft; Main shaft is arranged in frame by main shaft support mechanism, and main shaft is relative to main shaft support mechanism axial translation; The axial translation driving mechanism promoting main shaft axially reciprocating is arranged in frame, and the rotating drive mechanism that drive shaft is rotated is arranged in frame.
Main shaft is the first shaft part, the second shaft part, the 3rd shaft part, the 4th shaft part successively from head to afterbody; First shaft part and the 3rd shaft part connect with main shaft support mechanism, and the second shaft part is equipped with polishing wheel mechanism, and the 4th shaft part connects with rotating drive mechanism and relative to rotating drive mechanism axial translation, axial translation driving mechanism connects with the 3rd shaft part.
Rotating drive mechanism comprises: rotational drive motor, driving wheel, belt pulley and belt; The output termination driving wheel of rack-mounted rotational drive motor, belt pulley is enclosed within the 4th shaft part, belt wrap driving wheel and belt pulley; 4th shaft part is provided with key, and key snaps in the keyway that axially runs through belt pulley, and to carry out circumference to belt pulley and main shaft spacing, and during main shaft axial translation, key is along keyway axial slip.
Main shaft support mechanism comprises: a head rest, a tail bracket, two support bars, three bearings, three end caps, three axle sleeves; Two support bars are parallel to each other, and with main axis parallel be arranged on above main shaft; Head rest is fixed on the head of support bar, and tail bracket is fixed on the afterbody of support bar, and tail bracket is fixed in frame; At the first shaft part, an axle sleeve is socketed on main shaft, axle sleeve is rotated in head rest by a bearing, the end cap be enclosed within main shaft is fixed on the front end of head rest, first shaft part is provided with key, key snaps in the keyway that axially runs through axle sleeve, and to carry out circumference to axle sleeve and main shaft spacing, and during main shaft axial translation, key is along keyway axial slip; At the head of the 3rd shaft part, an axle sleeve is socketed on main shaft, axle sleeve is rotated in tail bracket by a bearing, the end cap be enclosed within main shaft is fixed on the front end of tail bracket, the head of the 3rd shaft part is provided with key, key snaps in the keyway that axially runs through axle sleeve, and to carry out circumference to axle sleeve and main shaft spacing, and during main shaft axial translation, key is along keyway axial slip; At the afterbody of the 3rd shaft part, an axle sleeve is socketed on main shaft, axle sleeve is rotated in tail bracket by a bearing, the end cap be enclosed within main shaft is fixed on the rear end of tail bracket, the afterbody of the 3rd shaft part is provided with key, key snaps in the keyway that axially runs through axle sleeve, and to carry out circumference to axle sleeve and main shaft spacing, and during main shaft axial translation, key is along keyway axial slip; The 3rd shaft part head and afterbody end cap, surround the container cavity of axial translation driving mechanism between tail bracket and main shaft.
Axial translation driving mechanism comprises: axial translation drive motors, eccentric wheel, jig arm, slide block, pushing set; Pushing set is socketed in the 3rd shaft part of main shaft, relatively rotates with main shaft axial restraint, circumference; The upper and lower end face of pushing set is plane, and upper transverse plane is provided with the horizontal straight trough perpendicular to main shaft; The jig arm of upper and lower end face of clamping pushing set comprises: the upper arm of fitting with the upper surface of pushing set, the underarm of fitting with the lower surface of pushing set, the linking arm being connected upper arm and underarm; Upper arm connects with slide block, and underarm connects with eccentric wheel; The axial translation drive motors driving eccentric wheel annular to rotate is relative with frame fixing; Slide block is arranged in horizontal straight trough along horizontal straight trough slippage; Eccentric wheel is by the translation of jig arm band movable slider, and slide block drives pushing set axial translation by horizontal straight trough.
Between pushing set and main shaft, bearing is installed; Two stopper rings be enclosed within main shaft withstand head and the afterbody of pushing set respectively.
The diameter of axle of the first shaft part is r1; The diameter of axle of the second shaft part and the 4th shaft part is r2; The diameter of axle of three shaft part corresponding with the axle sleeve of the 3rd shaft part head is r3, and the diameter of axle of the 3rd corresponding with axial translation driving mechanism, corresponding with the axle sleeve of the 3rd shaft part afterbody shaft part is r2; R1 < r2 < r3.
At the afterbody of the 3rd shaft part, it is the cushion cover of r3 that the 3rd shaft part is fixed by socket an external diameter, and key is arranged on cushion cover, and axle sleeve is socketed in outside cushion cover.
A kind of main shaft axial translation formula polishing machine also comprises polishing wheel elevating mechanism and base; Frame is elevated on base by polishing wheel elevating mechanism.
Polishing wheel elevating mechanism comprises: lifting drive motors, column, supporting base, nut seat, screw rod, upper screw bolt seat, lower screw bolt seat; Column erects and is fixed on base, and upper screw bolt seat is fixed on column upper end, and lower screw bolt seat is fixed on base, and screw rod erects and is arranged between screw bolt seat and lower screw bolt seat, and the lifting drive motors of drive screw turns is arranged on screw bolt seat; Frame is relative with supporting base fixing, and supporting base to be enclosed within column and relative to the upper and lower slippage of column; Supporting base is connected with nut seat, and nut seat is connected with screw flight, during bolt rotary, and nut seat upper and lower translation; Column is provided with key, and key snaps in the keyway that runs through supporting base, and to carry out circumference to supporting base and column spacing, and during supporting base axial translation, key is along keyway axial slip.
Generally speaking, the utility model tool has the following advantages:
1. the axial translation only by main shaft can realize swinging of polishing wheel, and the translation controlling main shaft only needs lower-powered motor, also without the need to arranging huge translation mechanism.
2. structure is simple, easy to operate.
3. coordinated by three motors and control polishing action: drive polishing wheel to rotate by rotational drive motor, coordinate main axis to drive polishing wheel to move back and forth by axial translation drive motors, realized the lifting of polishing wheel by lifting drive motors.
4., by the cooperation of key and penetration type keyway, realize circumference location and axial translation, structure is simple.
5. drive slide block movement by the structure of eccentric wheel and jig arm, then the alternating translational of respective outer side edges drive shaft by slide block and horizontal straight trough, structure is ingenious, easy to operate.
Accompanying drawing explanation
Fig. 1 is a kind of front view of main shaft axial translation formula polishing machine.
Fig. 2 is the sectional view in the right apparent direction of Fig. 1.
Fig. 3 is the enlarged drawing of axial translation driving mechanism in Fig. 1.
Fig. 4 is the partial enlarged drawing of Fig. 2.
Fig. 5 is the partial enlarged drawing in B direction in Fig. 4.
Fig. 6 is the top view of jig arm.
Fig. 7 is the schematic diagram of tail bracket.
Fig. 8 is the schematic diagram of the first half of polishing machine.
Fig. 9 is the sectional view of the installation diagram of polishing wheel retaining sleeve and fixed cover.
Figure 10 is the top view of Fig. 9.
Figure 11 is the sectional view of expansion sleeve, and wherein the slice location of the latter half is at dismounting screw.
Figure 12 is the side view of tensioner tapered sleeve.
Figure 13 is the sectional view along A-A direction in Figure 12.
Figure 14 is the side view of fixing ringfeder.
3-1 is frame, and 3-2 is main shaft, and 3-3 is main shaft support mechanism, and 3-4 is rotating drive mechanism, and 3-5 is axial translation driving mechanism, and 3-6 is polishing wheel mechanism, and 3-7 is polishing wheel elevating mechanism, and 3-8 is base.
3-2-1 is the first shaft part, and 3-2-2 is the second shaft part, and 3-2-3 is the 3rd shaft part, and 3-2-4 is the 4th shaft part.
3-3-1 is head rest, and 3-3-2 is tail bracket, and 3-3-3 is support bar, and 3-3-4 is bearing, and 3-3-5 is the end cap of main shaft support mechanism, and 3-3-6 is axle sleeve, and 3-3-7 is cushion cover.
3-4-1 is rotational drive motor, and 3-4-2 is driving wheel, and 3-4-3 is belt pulley, and 3-4-4 is belt.
3-5-1 is axial translation drive motors, and 3-5-2 is eccentric wheel, and 3-5-3 is jig arm, and 3-5-4 is slide block, and 3-5-5 is pushing set, and 3-5-6 is stopper ring.3-5-3-1 is upper arm, and 3-5-3-2 is underarm, and 3-5-3-3 is linking arm.3-5-5-1 is horizontal straight trough.
3-7-1 is lifting drive motors, and 3-7-2 is column, and 3-7-3 is supporting base, and 3-7-4 is nut seat, and 3-7-5 is screw rod, and 3-7-6 is upper screw bolt seat, and 3-7-7 is lower screw bolt seat.
1-2 is fixed cover, and 1-3 is polishing wheel retaining sleeve, and 1-4 is expansion sleeve, and 1-5 is polishing wheel.α is gradient.
1-21 is inner sleeve, and 1-22 is extension, and 1-211 is the first inner sleeve section, and 1-212 is the second inner sleeve section.
1-31 is cylindrical sleeve, and 1-32 is the end cap of polishing wheel retaining sleeve.
1-41 is tensioner tapered sleeve, and 1-42 is fixing ringfeder, and 1-43 is lock screw, and 1-44 is dismounting screw, and 1-421 is cylindrical shape part, and 1-422 is external conical-tube part.
Detailed description of the invention
Come that the utility model is described in more detail below.
A kind of main shaft axial translation formula polishing machine comprises: frame, main shaft, main shaft support mechanism, rotating drive mechanism, axial translation driving mechanism, polishing wheel mechanism, polishing wheel elevating mechanism, base.Below each several part is described in detail.
1. main shaft:
Main shaft is the first shaft part, the second shaft part, the 3rd shaft part, the 4th shaft part successively from head to afterbody.Wherein, the first shaft part and the 3rd shaft part connect with main shaft support mechanism, and the second shaft part is equipped with polishing wheel mechanism, and the 4th shaft part connects with rotating drive mechanism and relative to rotating drive mechanism axial translation, axial translation driving mechanism connects with the 3rd shaft part.
The diameter of axle of the first shaft part is r1; The diameter of axle of the second shaft part and the 4th shaft part is r2; The diameter of axle of three shaft part corresponding with the axle sleeve position of the 3rd shaft part head is r3; The diameter of axle of the 3rd corresponding with axial translation driving mechanism position, corresponding with the axle sleeve position of the 3rd shaft part afterbody shaft part is r2; R1 < r2 < r3.At the afterbody of the 3rd shaft part, it is the cushion cover of r3 that the 3rd shaft part is fixed by socket an external diameter, and after arranging cushion cover, the external diameter of the head of the 3rd shaft part and the afterbody (containing cushion cover) of the 3rd shaft part is equal.
2. polishing wheel mechanism:
Polishing wheel mechanism is arranged on the second shaft part of main shaft.
Polishing wheel mechanism comprises: fixed cover, polishing wheel retaining sleeve, expansion sleeve, polishing wheel, lock screw, dismounting screw.
Fixed cover comprises: inner sleeve and extension.Inner sleeve comprises the first inner sleeve section and the second inner sleeve section.From left to right the first inner sleeve section, the second inner sleeve section, extension successively.First inner sleeve section is cylindric, and internal diameter is consistent with main shaft external diameter, and external diameter is less than the second inner sleeve section.Second inner sleeve section is cylindric, and internal diameter is consistent with main shaft external diameter, and external diameter is consistent with the internal diameter of cylindrical sleeve.Extension is discoid.Fixed cover to be connected with key by screw to be fixed with main shaft.
Polishing wheel retaining sleeve comprises a cylindrical sleeve and two end caps.Cylindrical sleeve is cylindrical shape.It is outer and be positioned at the two ends of cylindrical sleeve that end cap is enclosed within cylindrical sleeve, and end cap is screwed in outside cylindrical sleeve.
Expansion sleeve comprises tensioner tapered sleeve and fixing ringfeder.Tensioner tapered sleeve is annular, and inner ring and main shaft engagement sleeves are on main shaft, and periphery is that truncated cone-shaped coordinates with fixing ringfeder.Fixing ringfeder comprises cylindrical shape part and external conical-tube part, cylindrical shape part is fixed by socket on main shaft, the external diameter of cylindrical shape part is consistent with the internal diameter of cylindrical sleeve, the inner ring of external conical-tube part is the truncated cone-shaped with tensioner tapered sleeve phase snug fit, and the external diameter of external conical-tube part is consistent with the internal diameter of cylindrical sleeve.Fixing ringfeder is screwed on main shaft.Connected by lock screw between tensioner tapered sleeve and fixing ringfeder.The gradient of the periphery of the truncated cone-shaped of tensioner tapered sleeve is 5 degree.
Polishing wheel is enclosed within cylindrical sleeve, and between two end cap.Connected by key between polishing wheel and cylindrical sleeve.
Lock screw has four, circumferentially uniform.Lock screw is through tensioner tapered sleeve, and end screws in the cylindrical shape part of fixing ringfeder, by tensioner tapered sleeve and the locking of fixing ringfeder.
Dismounting screw has four, circumferentially uniform, and staggers in lock screw interval.Dismounting screw is through tensioner tapered sleeve, and end withstands on the cylindrical shape portions end of fixing ringfeder.
The installation method of polishing wheel mechanism, comprises the steps: that polishing wheel is mounted in cylindrical sleeve by key by (1), installs end cap to polishing wheel axial limiting; (2) be fixed by socket on main shaft by fixed cover, both are connected with key by screw; Fixing ringfeder is fixed on main shaft by screw socket; (3) be socketed in by polishing wheel retaining sleeve outside fixed cover and fixing ringfeder, the end of polishing wheel retaining sleeve withstands in the extension of fixed cover; (4) be inserted in tensioner tapered sleeve, with lock screw by tensioner tapered sleeve and the locking of fixing ringfeder, the connection between tensioner tapered sleeve and fixing ringfeder is tightr, and the fixing radial pressure of ringfeder to polishing wheel retaining sleeve is larger.After step (1), need to adopt the polishing wheel calibration equipment of peripheral hardware to correct polishing wheel, correct the position of polishing wheel relative to the main shaft of polishing wheel calibration equipment, polishing wheel calibration equipment simulation polishing machine makes, and both main spindle's are corresponding.After correct installation polishing wheel retaining sleeve, the polishing wheel corrected relative to the position of the main shaft of polishing machine in the margin of tolerance, without the need to again correcting on polishing machine.
After polishing wheel wear, need the polishing wheel more renewed.The method for dismounting of polishing wheel mechanism, comprises the steps: that lock screw is removed by (1); (2) revolve more deep by dismounting screw, the end of dismounting screw holds out against fixing ringfeder, thus is ejected by tensioner tapered sleeve; (3) the polishing wheel retaining sleeve that polishing wheel is housed is extracted out.Main shaft is installed the new polishing wheel corrected and polishing wheel retaining sleeve.
3. rotating drive mechanism:
Rotating drive mechanism comprises: rotational drive motor, driving wheel, belt pulley and belt.
The output termination driving wheel of rack-mounted rotational drive motor, belt pulley is enclosed within the 4th shaft part, belt wrap driving wheel and belt pulley.4th shaft part is provided with key, and key snaps in the keyway that axially runs through belt pulley, and to carry out circumference to belt pulley and main shaft spacing, and during main shaft axial translation, key is along keyway axial slip.
Rotational drive motor is by driving wheel and belt drive pulley rotation, and belt pulley drives main axis by key, and main shaft can relative to belt pulley axial slip, and main shaft drives polishing wheel to rotate and reciprocally swinging.
4. main shaft support mechanism:
Main shaft support mechanism comprises: a head rest, a tail bracket, two support bars, three bearings, three end caps, three axle sleeves.
Two support bars are parallel to each other, and with main axis parallel be arranged on above main shaft; Head rest is fixed on the head of support bar, and tail bracket is fixed on the afterbody of support bar, and tail bracket is fixed in frame.
At the first shaft part, an axle sleeve is socketed on main shaft, and axle sleeve is rotated in head rest by a bearing, and the end cap be enclosed within main shaft is fixed on the front end of head rest.First shaft part is provided with key, and key snaps in the keyway that axially runs through axle sleeve, and to carry out circumference to axle sleeve and main shaft spacing, and during main shaft axial translation, key is along keyway axial slip.
At one section of the close head of the 3rd shaft part, an axle sleeve is socketed on main shaft, axle sleeve is rotated in tail bracket by a bearing, the end cap be enclosed within main shaft is fixed on the front end of tail bracket, the head of the 3rd shaft part is provided with key, key snaps in the keyway that axially runs through axle sleeve, and to carry out circumference to axle sleeve and main shaft spacing, and during main shaft axial translation, key is along keyway axial slip.
At the 3rd shaft part by caudal one section, cushion cover is socketed on main shaft, an axle sleeve is socketed on cushion cover, axle sleeve is rotated in tail bracket by a bearing, the end cap be enclosed within main shaft is fixed on the rear end of tail bracket, and cushion cover is provided with key, and key snaps in the keyway that axially runs through axle sleeve, and to carry out circumference to axle sleeve and cushion cover spacing, when main shaft and cushion cover axial translation, key is along keyway axial slip.
The 3rd shaft part head and afterbody two end cap, surround the container cavity of axial translation driving mechanism between tail bracket and main shaft.
5. axial translation driving mechanism:
Axial translation driving mechanism comprises: axial translation drive motors, eccentric wheel, jig arm, slide block, pushing set.
Pushing set is socketed in the 3rd shaft part of main shaft, and relatively rotate with main shaft axial restraint, circumference, concrete mounting structure is: be provided with bearing between pushing set and main shaft; Two stopper rings be enclosed within main shaft withstand head and the afterbody of pushing set respectively.The upper and lower end face of pushing set is plane, and upper transverse plane is provided with the horizontal straight trough perpendicular to main shaft axis.
The upper and lower end face of jig arm clamping pushing set, comprising: the upper arm of fitting with the upper surface of pushing set, the underarm of fitting with the lower surface of pushing set, the linking arm being connected upper arm and underarm.The linking arm rotary type arranged along vertical direction is arranged on tail bracket, when linking arm rotates, and upper arm, underarm synchronous axial system.Upper arm connects with the upper end of slide block, and the lower end of slide block is stretched in horizontal straight trough.Underarm has the through hole of vertical direction, and this through hole is greater than eccentric wheel, and eccentric wheel stretches in this through hole.The axial translation drive motors driving eccentric wheel annular to rotate is relative with frame fixing, is arranged on tail bracket in the present embodiment.
Axial translation drive motors drives eccentric wheel to rotate, and eccentric wheel promotes underarm axial wobble, and underarm drives upper arm axial wobble by linking arm, and upper arm pulls pushing set axial translation by slide block, and pushing set drives main shaft and the synchronous reciprocal axial translation of polishing wheel.
6. polishing wheel elevating mechanism:
Polishing wheel elevating mechanism comprises: lifting drive motors, column, supporting base, nut seat, screw rod, upper screw bolt seat, lower screw bolt seat.
Column erects and is fixed on base, and upper screw bolt seat is fixed on column upper end, and lower screw bolt seat is fixed on base, and rotating screw rod erects and is arranged between screw bolt seat and lower screw bolt seat, and the lifting drive motors of drive screw turns is arranged on screw bolt seat.
Frame is relative with supporting base fixing, and supporting base to be enclosed within column and relative to the upper and lower slippage of column; Supporting base is connected with nut seat, and nut seat is enclosed within outside screw rod and is connected with screw flight, during bolt rotary, and nut seat upper and lower translation.Column is provided with key, and key snaps in the keyway that runs through supporting base, and to carry out circumference to supporting base and column spacing, and during supporting base axial translation, key is along keyway axial slip.
Lifting drive motors rotates, and drives bolt rotary, and screw rod drives nut seat upward-downward translation, the overall upward-downward translation of nut seat, supporting base, frame, and frame drives the parts upward-downward translation such as the main shaft that is fixed in frame and polishing wheel, realizes the lifting action of polishing wheel.The pressure of sensor sensing polishing wheel is set, according to the pressure of polishing wheel, regulates the size of current of lifting drive motors, control the high and low position of polishing wheel, realize the automatic control and adjustment of polishing wheel pressure.
7. frame:
Main shaft support mechanism, rotating drive mechanism, axial translation driving mechanism are all relative with frame fixing.
8. base:
Frame is elevated on base by polishing wheel elevating mechanism, realizes the Stress control of polishing wheel, enters wheel, moves back wheel action.
During operation, material is along the horizontal direction feeding perpendicular to main shaft; Rotational drive motor operates, and drives polishing wheel to rotate; Axial translation drive motors running, drives polishing wheel to swing along main shaft axial reciprocating; Arrive after below polishing wheel, the running of lifting drive motors, polishing wheel has pressed down polishing action.
Above-described embodiment is the utility model preferably embodiment; but embodiment of the present utility model is not restricted to the described embodiments; change, the modification done under other any does not deviate from Spirit Essence of the present utility model and principle, substitute, combine, simplify; all should be the substitute mode of equivalence, be included within protection domain of the present utility model.
Claims (10)
1. a main shaft axial translation formula polishing machine, is characterized in that: comprising: frame, main shaft, main shaft support mechanism, rotating drive mechanism, axial translation driving mechanism, polishing wheel mechanism; Polishing wheel mechanism is arranged on main shaft; Main shaft is arranged in frame by main shaft support mechanism, and main shaft is relative to main shaft support mechanism axial translation; The axial translation driving mechanism promoting main shaft axially reciprocating is arranged in frame, and the rotating drive mechanism that drive shaft is rotated is arranged in frame.
2. according to a kind of main shaft axial translation formula polishing machine according to claim 1, it is characterized in that: described main shaft is the first shaft part, the second shaft part, the 3rd shaft part, the 4th shaft part successively from head to afterbody; First shaft part and the 3rd shaft part connect with main shaft support mechanism, and the second shaft part is equipped with polishing wheel mechanism, and the 4th shaft part connects with rotating drive mechanism and relative to rotating drive mechanism axial translation, axial translation driving mechanism connects with the 3rd shaft part.
3., according to a kind of main shaft axial translation formula polishing machine according to claim 2, it is characterized in that: described rotating drive mechanism comprises: rotational drive motor, driving wheel, belt pulley and belt; The output termination driving wheel of rack-mounted rotational drive motor, belt pulley is enclosed within the 4th shaft part, belt wrap driving wheel and belt pulley; 4th shaft part is provided with key, and key snaps in the keyway that axially runs through belt pulley, and to carry out circumference to belt pulley and main shaft spacing, and during main shaft axial translation, key is along keyway axial slip.
4. according to a kind of main shaft axial translation formula polishing machine according to claim 2, it is characterized in that: described main shaft support mechanism comprises: a head rest, a tail bracket, two support bars, three bearings, three end caps, three axle sleeves;
Two support bars are parallel to each other, and with main axis parallel be arranged on above main shaft; Head rest is fixed on the head of support bar, and tail bracket is fixed on the afterbody of support bar, and tail bracket is fixed in frame;
At the first shaft part, an axle sleeve is socketed on main shaft, axle sleeve is rotated in head rest by a bearing, the end cap be enclosed within main shaft is fixed on the front end of head rest, first shaft part is provided with key, key snaps in the keyway that axially runs through axle sleeve, and to carry out circumference to axle sleeve and main shaft spacing, and during main shaft axial translation, key is along keyway axial slip;
At the head of the 3rd shaft part, an axle sleeve is socketed on main shaft, axle sleeve is rotated in tail bracket by a bearing, the end cap be enclosed within main shaft is fixed on the front end of tail bracket, the head of the 3rd shaft part is provided with key, key snaps in the keyway that axially runs through axle sleeve, and to carry out circumference to axle sleeve and main shaft spacing, and during main shaft axial translation, key is along keyway axial slip;
At the afterbody of the 3rd shaft part, an axle sleeve is socketed on main shaft, axle sleeve is rotated in tail bracket by a bearing, the end cap be enclosed within main shaft is fixed on the rear end of tail bracket, the afterbody of the 3rd shaft part is provided with key, key snaps in the keyway that axially runs through axle sleeve, and to carry out circumference to axle sleeve and main shaft spacing, and during main shaft axial translation, key is along keyway axial slip;
The 3rd shaft part head and afterbody end cap, surround the container cavity of axial translation driving mechanism between tail bracket and main shaft.
5., according to a kind of main shaft axial translation formula polishing machine according to claim 2, it is characterized in that: described axial translation driving mechanism comprises: axial translation drive motors, eccentric wheel, jig arm, slide block, pushing set;
Pushing set is socketed in the 3rd shaft part of main shaft, relatively rotates with main shaft axial restraint, circumference; The upper and lower end face of pushing set is plane, and upper transverse plane is provided with the horizontal straight trough perpendicular to main shaft;
The jig arm of upper and lower end face of clamping pushing set comprises: the upper arm of fitting with the upper surface of pushing set, the underarm of fitting with the lower surface of pushing set, the linking arm being connected upper arm and underarm; Upper arm connects with slide block, and underarm connects with eccentric wheel;
The axial translation drive motors driving eccentric wheel annular to rotate is relative with frame fixing;
Slide block is arranged in horizontal straight trough along horizontal straight trough slippage;
Eccentric wheel is by the translation of jig arm band movable slider, and slide block drives pushing set axial translation by horizontal straight trough.
6., according to a kind of main shaft axial translation formula polishing machine according to claim 5, it is characterized in that: between described pushing set and main shaft, bearing is installed; Two stopper rings be enclosed within main shaft withstand head and the afterbody of pushing set respectively.
7., according to a kind of main shaft axial translation formula polishing machine according to claim 4, it is characterized in that: the diameter of axle of described first shaft part is r1; The diameter of axle of the second shaft part and the 4th shaft part is r2; The diameter of axle of three shaft part corresponding with the axle sleeve of the 3rd shaft part head is r3, and the diameter of axle of the 3rd corresponding with axial translation driving mechanism, corresponding with the axle sleeve of the 3rd shaft part afterbody shaft part is r2; R1 < r2 < r3.
8., according to a kind of main shaft axial translation formula polishing machine according to claim 7, it is characterized in that: at the afterbody of the 3rd shaft part, it is the cushion cover of r3 that the 3rd shaft part is fixed by socket an external diameter, and key is arranged on cushion cover, and axle sleeve is socketed in outside cushion cover.
9., according to a kind of main shaft axial translation formula polishing machine according to claim 1, it is characterized in that: it also comprises polishing wheel elevating mechanism and base; Frame is elevated on base by polishing wheel elevating mechanism.
10. according to a kind of main shaft axial translation formula polishing machine according to claim 9, it is characterized in that: described polishing wheel elevating mechanism comprises: lifting drive motors, column, supporting base, nut seat, screw rod, upper screw bolt seat, lower screw bolt seat; Column erects and is fixed on base, and upper screw bolt seat is fixed on column upper end, and lower screw bolt seat is fixed on base, and screw rod erects and is arranged between screw bolt seat and lower screw bolt seat, and the lifting drive motors of drive screw turns is arranged on screw bolt seat; Frame is relative with supporting base fixing, and supporting base to be enclosed within column and relative to the upper and lower slippage of column; Supporting base is connected with nut seat, and nut seat is connected with screw flight, during bolt rotary, and nut seat upper and lower translation; Column is provided with key, and key snaps in the keyway that runs through supporting base, and to carry out circumference to supporting base and column spacing, and during supporting base axial translation, key is along keyway axial slip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520813023.4U CN205166630U (en) | 2015-10-19 | 2015-10-19 | Main shaft axial translation formula burnishing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520813023.4U CN205166630U (en) | 2015-10-19 | 2015-10-19 | Main shaft axial translation formula burnishing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205166630U true CN205166630U (en) | 2016-04-20 |
Family
ID=55730661
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520813023.4U Withdrawn - After Issue CN205166630U (en) | 2015-10-19 | 2015-10-19 | Main shaft axial translation formula burnishing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205166630U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105196150A (en) * | 2015-10-19 | 2015-12-30 | 广州珠江钢琴集团股份有限公司 | Polisher with main shaft capable of axially translating |
-
2015
- 2015-10-19 CN CN201520813023.4U patent/CN205166630U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105196150A (en) * | 2015-10-19 | 2015-12-30 | 广州珠江钢琴集团股份有限公司 | Polisher with main shaft capable of axially translating |
| CN105196150B (en) * | 2015-10-19 | 2017-07-25 | 广州珠江钢琴集团股份有限公司 | A kind of axial parallel-moving type polishing machine of main shaft |
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Granted publication date: 20160420 Effective date of abandoning: 20170725 |
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