CN110065000A - Numerical control work head - Google Patents
Numerical control work head Download PDFInfo
- Publication number
- CN110065000A CN110065000A CN201910242008.1A CN201910242008A CN110065000A CN 110065000 A CN110065000 A CN 110065000A CN 201910242008 A CN201910242008 A CN 201910242008A CN 110065000 A CN110065000 A CN 110065000A
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- China
- Prior art keywords
- collet
- bar
- clamping
- numerical control
- work head
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- 230000007246 mechanism Effects 0.000 claims abstract description 20
- 238000007599 discharging Methods 0.000 claims abstract description 17
- 230000005540 biological transmission Effects 0.000 claims description 7
- 230000006835 compression Effects 0.000 claims description 2
- 238000007906 compression Methods 0.000 claims description 2
- 238000009434 installation Methods 0.000 abstract description 10
- 238000000034 method Methods 0.000 abstract description 8
- 238000012545 processing Methods 0.000 abstract description 2
- 230000008569 process Effects 0.000 description 5
- 230000001360 synchronised effect Effects 0.000 description 5
- 239000000463 material Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000004146 energy storage Methods 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 125000006850 spacer group Chemical group 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008450 motivation Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/005—Feeding or manipulating devices specially adapted to grinding machines
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/06—Work supports, e.g. adjustable steadies
- B24B41/067—Work supports, e.g. adjustable steadies radially supporting workpieces
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B47/00—Drives or gearings; Equipment therefor
- B24B47/10—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces
- B24B47/12—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces by mechanical gearing or electric power
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B51/00—Arrangements for automatic control of a series of individual steps in grinding a workpiece
Abstract
The invention belongs to microbit flute profile processing technique fields, are related to numerical control work head.First control motor can drive axle bed to rotate, and the collet for being connected to axle bed can be switched between charging & discharging position and grinding position.When collet is in charging & discharging position, collet extends longitudinally that follow bar longitudinally disposed, is convenient for the installation or removal of bar in collet, controls clamping and release mechanism by controller to realize the switching of grips and release.When collet is in grinding position, collet, which extends transversely, to be followed bar to be transversely arranged, and carries out grinding to bar convenient for grinding wheel.The numerical control work head overall structure occupies little space, and can realize the clamping and release of bar automatically, and collet can switch in charging & discharging position and grinding position, work efficiency is high.
Description
Technical field
The invention belongs to microbit flute profile processing technique fields, are to be related to a kind of numerical control work head more specifically.
Background technique
Currently, the cylinder bar such as drill bit needs grinding, bar generallys use fixture clamping, passes through manual operation
Fixture realizes the clamping and release of bar.Fixture is installed on slide unit, changes the position of fixture by manually sliding slide unit
Set, fixture allowed to switch between charging & discharging position and grinding wheel position, charging & discharging position carry out bar fixation with tear open
It unloads, carries out the grinding of bar in grinding wheel position, configuration slide unit can allow overall structure to occupy larger space.For batch bar
Grinding, every bar are all made of manual operation to clamp and unclamp the position of bar and alignment jig, troublesome in poeration, artificial work
It is big to make intensity, man efficiency is low.
Summary of the invention
The purpose of the present invention is to provide a kind of numerical control work heads, occupy larger space to solve the fixture of the prior art
And technical problem troublesome in poeration.
The embodiment of the present invention provides a kind of numerical control work head, comprising:
Support；
It is rotatablely installed in the axle bed of the support；
For driving the first control motor of the axle bed rotation；
It is connected to the axle bed and the collet for clamping bar, the folder under the driving of the first control motor
Head has the charging & discharging position extended longitudinally and the grinding position extended transversely；
For controlling the clamping and release mechanism of the grips or release；And
For controlling the controller of the clamping and release mechanism.
It optionally, further include being rotatablely installed in the lateral shaft of the support, the output shaft of the first control motor passes through
The lateral shaft is connected to the axle bed, and the axle bed and the lateral shaft rotate synchronously.
Optionally, the collet includes body part and is connected to the body part and circumferentially distributed several clamping limbs,
The two neighboring clamping limb forms gap, forms the clamp port being inserted into for bar between all clamping limbs；
The clamping and release mechanism includes:
It is rotatablely installed in the hollow shaft of the axle bed, one end of the hollow shaft is installing port, and the collet is inserted in institute
State at installing port, the installing port and the clamp port towards identical；
It is installed on the pull rod being connected in the hollow shaft and with the body part；
For pulling the pull rod so that the end of the clamping limb is collapsed in the elastic component of the installing port；And
For pull rod described in ejection so that the end of the clamping limb opens in the installing port and makes the elastic component pressure
The actuator of contracting, the actuator are electrically connected with the controller.
Optionally, the installing port is flaring；The end of each clamping limb is equipped with clamping part, all folders
The clamping part of gripping arm is jointly in a circular table shape, and the outer wall of all clamping parts is adapted with the inner surface of the flaring；The drive
Pull rod described in moving part ejection is so that the outer wall of the clamping part is located away from the inner surface of the flaring；The elastic component pulls institute
Pull rod is stated so that the outer wall of the clamping part presses on the inner surface of the flaring.
Optionally, one end of the pull rod close to the installing port is connected with for the mandril to bar axial limiting.
Optionally, the hollow shaft has the holding tank for accommodating the elastic component, and the elastic component is sheathed on described
Outside pull rod, one end of the elastic component presses on the bottom surface of the holding tank, and the other end of the elastic component presses on pull rod
Head, the drawhead are connected to the pull rod.
Optionally, further include angular adjustment component for adjusting the angle position of the collet.
Optionally, the angular adjustment component includes for driving the hollow shaft to rotate and adjacent with the axle bed set
The the second control motor set and the transmission mechanism being set between the output shaft and the collet axis of the control motor, institute
The second control motor is stated to be electrically connected with the controller to control the second control motor and work so that the hollow shaft rotates
To predetermined angular position.
It optionally, further include for shooting the bar in the collet of the charging & discharging position to obtain the bar
Angle position camera, the camera is electrically connected with the controller.
Optionally, equipped with close to switch, the axle bed is equipped with for cooperating with described close to switch to examine the support
Measure the collision block that the collet is in the grinding position.
Said one or multiple technical solutions in numerical control work head provided by the invention at least have the following technical effect that
One of: the first control motor can drive axle bed to rotate, and allow the collet for being connected to axle bed can be in charging & discharging position and grinding position
Between switch.When collet is in charging & discharging position, collet extends longitudinally that follow bar longitudinally disposed, convenient for into
The installation or removal of row bar control clamping and release mechanism in collet, by controller to realize that grips are cut with what is unclamped
It changes.When collet is in grinding position, collet, which extends transversely, to be followed bar to be transversely arranged, convenient for grinding wheel to bar into
Row grinding.The numerical control work head overall structure occupies little space, and can realize the clamping and release of bar automatically, and presss from both sides
Head can switch in charging & discharging position and grinding position, and work efficiency is high.
Detailed description of the invention
To describe the technical solutions in the embodiments of the present invention more clearly, embodiment or the prior art will be retouched below
Attached drawing needed in stating is briefly described, it should be apparent that, the accompanying drawings in the following description is only of the invention one
A little embodiments for those of ordinary skill in the art without any creative labor, can also basis
These attached drawings obtain other attached drawings.
Fig. 1 is three-dimensional assembly of the numerical control work head provided in an embodiment of the present invention when collet is in charging & discharging position
Figure；
Fig. 2 is three-dimensional installation diagram of the numerical control work head provided in an embodiment of the present invention when collet is in grinding position；
Fig. 3 is the three-dimensional installation diagram of another angle of the numerical control work head of Fig. 1；
Fig. 4 is the stereogram exploded view of the numerical control work head of Fig. 3；
Fig. 5 is the further stereogram exploded view of the numerical control work head of Fig. 4；
Cross-sectional view of the numerical control work head along line B-B that Fig. 6 is Fig. 3；
Fig. 7 is the left view of the numerical control work head of Fig. 3；
Fig. 8 is the top view of the numerical control work head of Fig. 3；
Cross-sectional view of the numerical control work head along line C-C that Fig. 9 is Fig. 6；
Figure 10 (a), Figure 10 (b) are respectively the main view of drill bit, right view.
Specific embodiment
In order to which technical problems, technical solutions and advantages to be solved are more clearly understood, tie below
Accompanying drawings and embodiments are closed, the present invention will be described in further detail.It should be appreciated that specific embodiment described herein is only
Only to explain the present invention, it is not intended to limit the present invention.
In the description of the embodiment of the present invention, it is to be understood that term " length ", " width ", "upper", "lower",
The orientation or positional relationship of the instructions such as "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside" is
It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of the description embodiment of the present invention and simplifies description, without referring to
Show or imply that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore cannot manage
Solution is the limitation to the embodiment of the present invention.
In addition, term " first ", " second " are used for description purposes only, it is not understood to indicate or imply relatively important
Property or implicitly indicate the quantity of indicated technical characteristic." first " is defined as a result, the feature of " second " can be expressed
Or implicitly include one or more of the features.In the description of the present invention, the meaning of " plurality " is two or two
More than, unless otherwise specifically defined.
In embodiments of the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ",
Terms such as " fixations " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can
To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, can also can be indirectly connected through an intermediary
The interaction relationship of connection or two elements inside two elements.It for the ordinary skill in the art, can be with
The concrete meaning of above-mentioned term in embodiments of the present invention is understood as the case may be.
Please refer to Fig. 1 to Fig. 9, the embodiment of the present invention provides a kind of numerical control work head 100, for grip bar 1 with
Grinding is carried out for grinding wheel (not shown).Numerical control work head 100 is suitable for drill bit or the clamping of other cylindric bars 1 is solid
Fixed, the clamping particularly suitable for PCB microbit (shown in Figure 10) is to carry out grinding.Numerical control work head 100 includes support
110, axle bed 120, first controls motor 130, collet 150, clamping and release mechanism 140, controller (not shown).Support 110 is made
For the installation carrier of the parts such as axle bed 120.Axle bed 120 is rotatablely installed in support 110；First control motor 130 is used for drive shaft
Seat 120 rotates；Collet 150 is connected to axle bed 120, and collet 150 is used to clamp bar 1, in the drive of the first control motor 130
Dynamic lower collet 150 has the charging & discharging position 150a (shown in Fig. 1, Fig. 6) extended longitudinally and the grinding position extended transversely
Set 150b (shown in Fig. 2).Herein, it longitudinally can be vertical direction, be also possible to the side that vertical direction is slightly tilted certain angle
To；It can laterally be horizontally oriented, be also possible to the direction that horizontal direction is slightly tilted certain angle.Clamping and release mechanism 140
For controlling the clamping of collet 150 or unclamping；Controller is for controlling clamping and release mechanism 140, the first control motor 130 and control
Device electrical connection processed.
First control motor 130 can drive axle bed 120 to rotate, and the collet for being connected to axle bed 120 150 can be unloaded in feeding
Switch between discharge position 150a and grinding position 150b.When collet 150 is in charging & discharging position 150a, collet 150 is along vertical
Bar 1 is followed to extension longitudinally disposed, be convenient for the installation or removal of bar 1 in collet 150, pass through controller control
Clamping and release mechanism 140 processed come realize collet 150 clamping with unclamp switching.When collet 150 is in grinding position 150b,
Collet 150, which extends transversely, to be followed bar 1 to be transversely arranged, and carries out grinding to bar 1 convenient for grinding wheel.The numerical control work
Make first 100 overall structure to occupy little space, can realize the clamping and release of bar 1 automatically, and collet 150 can be unloaded in feeding
Discharge position 150a and grinding position 150b switches, and work efficiency is high.
In an alternative embodiment of the invention, longitudinal direction and transverse direction are staggered 90 °, the first control driving folder of motor 130
First 150 swing in 90 °, realize switching of the collet 150 between charging & discharging position 150a and grinding position 150b.
It in an alternative embodiment of the invention, further include the lateral shaft 132 being rotatablely installed in support 110, the first control motor
130 output shaft is connected to axle bed 120 by lateral shaft 132, and axle bed 120 and lateral shaft 132 rotate synchronously.The structure is easy
The power of assembly, the first control motor 130 is transferred to axle bed 120 by lateral shaft 132, allows the rotational installation of axle bed 120 in support
110.Specifically, the first control motor 130 can be servo motor, be easy to control, and the accurate output corner of energy is realized in feeding
Switch between discharge position 150a and grinding position 150b.
In an alternative embodiment of the invention, support 110 is equipped with mounting cylinder 111, and lateral shaft 132 is supported on by bearing 112
In mounting cylinder 111.The structure is easy assembly, and lateral shaft 132 is allowed steadily to be rotatablely installed in support 110.Specifically, the first control
It is connected between the output shaft and lateral shaft 132 of motor 130 processed by speed reducer 131, the power of the first control motor 130 is allowed to pass
It is handed to lateral shaft 132 and allows lateral shaft 132 that there is scheduled output corner.
In an alternative embodiment of the invention, collet 150 includes body part 151 and is connected to body part 151 and circumferentially divides
Several clamping limbs 152 of cloth, two neighboring clamping limb 152 form gap, are formed between all clamping limbs 152 and be inserted into for bar 1
Clamp port 154.Clamping limb 152 is allowed to come closer or be flared out.When each clamping limb 152 comes closer, folder
It holds mouth 154 to become smaller, is capable of clamping bar 1.When each clamping limb 152 is flared out, clamp port 154 becomes larger, and can unclamp bar 1
Or it is inserted into for bar 1.
In an alternative embodiment of the invention clamping and release mechanism 140 include hollow shaft 141, pull rod 142, elastic component 143,
Actuator 144.The rotational installation of hollow shaft 141 is in axle bed 120, and one end of hollow shaft 141 is installing port 1411, and collet 150 plugs
At installing port 1411, installing port 1411 and clamp port 154 towards identical；Pull rod 142 is installed in hollow shaft 141, and is drawn
Bar 142 is connected with body part 151；Elastic component 143 is used to pull pull rod 142 so that the end of clamping limb 152 is collapsed in installation
Mouth 1411；Actuator 144 is used for ejection tie-bar 142 so that the end of clamping limb 152 opens in installing port 1411 and makes elastic component
143 compressions, actuator 144 are electrically connected with the controller.In 144 ejection tie-bar 142 of actuator, 150 clamping limb of collet, 152 end
End is opened in installing port 1411, and releasable wand material 1 or insertion bar 1, the process elasticity part 143 can compress energy storages.In actuator
144 when not working, and elastic component 143 can stretch reset, and elastic component 143 pulls pull rod 142 to receive 150 clamping limb of collet, 152 end
Hold together installing port 1411, realizes the clamping of bar 1.Pull rod 142 can be allowed to move by the cooperation of actuator 144 and elastic component 143
It is dynamic, and then realize the switching that 150 clamping limb 152 of collet is collapsed and opened, realize clamping and unclamp bar 1, easy to operate, effect
Rate is higher.
In an alternative embodiment of the invention, further include bearing assembly for hollow shaft 141 to be supported on to axle bed 120
146.The structure is convenient for for hollow shaft 141 being steadily rotatablely installed in axle bed 120.
In an alternative embodiment of the invention, bearing assembly 146 includes the first bearing group 1461 and second being separately arranged
Bearing group 1462 is equipped with spacer 1463 between first bearing group 1461 and second bearing group 1462, spacer 1463 is sheathed on hollow
Outside axis 141.The program is easy assembly, and hollow shaft 141 is allowed steadily to be rotatablely installed in axle bed 120.Specifically, first bearing group
1461 include two bearings being disposed adjacent, and second bearing group 1462 includes two bearings being disposed adjacent, and allows hollow shaft 141
It is steadily rotatablely installed in axle bed 120.
In an alternative embodiment of the invention, referring to Fig. 1, further including being somebody's turn to do for shooting the bar 1 of collet 150 with obtaining
The camera 170 of the angle position of bar 1, camera 170 are electrically connected with the controller.Charging & discharging position is switched in collet 150
When setting 150a, the prior art can be avoided to 1 circumferencial direction centering of bar by camera 170, controller and control motor 161
Cause situation troublesome in poeration and larger deviation by manual operation microscope centering bar Working position.The prior art is artificial
Operation is larger to bar centering deviation, and the homogeneity of product of grinding is poor, and grinding wheel loss is big.In a vertical position, the stick in bar 1
The top of material 1 is provided with camera 170, and camera 170 is for obtaining actual 1 top image of bar, 1 top image of bar
Similar to Figure 10 (b), controller preserves correct 1 top image of bar, by two image comparisons and calculates the circle of bar 1
All angle of eccentricity rotate collet 150, and bar 1 is driven to rotate to correct circumferential position, realize 1 automatic capturing of bar.It needs
It is noted that camera 170 obtains 1 top image of bar, controller preserves correct 1 top image of bar, by two
Image comparison simultaneously calculates 1 circumferential offset angle of bar, this partly belongs to the prior art.Bar 1 has scheduled machining position
It sets, for example, bar 1 is a kind of drill bit for needing to carry out the chip dividing groove 1a of its two sides grinding, Working position is exactly a point bits
The position of slot 1a.Camera 170 obtains the feature for having edge line 1b in 1 top image of bar, correct 1 top image of bar
Also there is the feature of edge line 1b, by two image comparisons and calculate 1 circumferential offset angle of bar.Chip dividing groove 1a is exactly in knife
Position of the sword line 1b from center preset distance, so allowing hollow shaft 141 to rotate a predetermined angular can be realized 1 centering of bar.
In an alternative embodiment of the invention, installing port 1411 is flaring；The end of each clamping limb 152 is equipped with clamping
Portion 153, the clamping part 153 of all clamping limbs 152 common in a circular table shape, the outer wall of all clamping parts 153 and the inner surface of flaring
It is adapted；144 ejection tie-bar 142 of actuator is so that the outer wall of clamping part 153 is located away from the inner surface of flaring；Elastic component 143 is drawn
Pull rod 142 is moved so that the outer wall of clamping part 153 presses on the inner surface of flaring.The structure is easy molding.It is mobile in pull rod 142
It drives the clamping part 153 of collet 150 to be in and out of installing port 1411,150 clamping limb 152 of collet can be realized and collapse and opening
Switching, can reliable retention bar 1.By taking the hollow shaft 141 of Fig. 6 is arranged along the longitudinal direction as an example, in the upward ejection of actuator 144
When pull rod 142, the outer wall of clamping part 153 is located away from the inner surface of flaring, and clamp port 154 unclamps, releasable wand material 1 or insertion
Bar 1, the process elasticity part 143 can compress.When actuator 144 does not work, the release stretching, extension of 143 precompression of elastic component, pull rod
142 move down, and the outer wall of clamping part 153 presses on the inner surface of flaring, and clamp port 154 is tightened, and realize the clamping of bar 1.
In an alternative embodiment of the invention, one end of pull rod 142 close to installing port 1411 is connected with for bar 1
The mandril 155 of axial limiting.The structure can realize the axial limiting of bar 1, and the bar 1 when collet 150 unclamps is avoided to fall to
In collet 150.
In an alternative embodiment of the invention, hollow shaft 141 has the holding tank 1412 for accommodating elastic component 143, elasticity
Part 143 is sheathed on outside pull rod 142, and one end of elastic component 143 presses on the bottom surface of holding tank 1412, the other end of elastic component 143
Drawhead 1421 is pressed on, drawhead 1421 is connected to pull rod 142.The program is easy assembly, compact-sized.Elastic component 143
Both ends press on 141 holding tank of hollow shaft, 1412 bottom surface and drawhead 1421, the bullet in 144 ejection tie-bar 142 of actuator respectively
Property part 143 can compress, and elastic component 143 can stretch reset when actuator 144 does not work.Specifically, 1421 screw thread of drawhead
It is connected to the end of pull rod 142, is easy assembly.
In an alternative embodiment of the invention, between elastic component 143 and drawhead 1421 be equipped with washer 145,145 sets of washer
Outside drawhead 1421.For washer 145 after being assemblied in drawhead 1421, one end convenient for elastic component 143 presses on washer
145。
In an alternative embodiment of the invention, actuator 144 is cylinder, and the piston rod 1441 and drawhead 1421 of cylinder are right
Neat setting.Cylinder is easy to control, and presses on drawhead 1421 by cylinder piston rod 1441, can pushing drawing rod 142.Specifically
Ground, actuator 144 can be installed on support 110, compact-sized.
In an alternative embodiment of the invention, elastic component 143 includes several butterfly springs being stacked.The program is easy
Assembly, can provide enough elastic forces.143 compress energy storage of elastic component in 144 ejection tie-bar 142 of actuator, in actuator
144 stretching, extensions of elastic component 143 when not working are to drive pull rod 142 to reset.
In an alternative embodiment of the invention, body part 151 is threadedly connected to pull rod 142.The structure is easy molding and dress
Match, makes collet 150 more mobile with pull rod 142.
In an alternative embodiment of the invention, further include angular adjustment component for adjusting the angle position of collet 150
160.The angle position of bar 1 is adjusted by adjusting the angle position of collet 150, realizes that the grinding of 1 different location of bar adds
Work, or the angle position adjusting after 1 centering of bar.
In an alternative embodiment of the invention, angular adjustment component 160 includes for driving the rotation of hollow shaft 141 and and axis
The the second control motor 161 and the biography being set between 150 axis of output shaft and collet of control motor that seat 120 is disposed adjacent
Motivation structure 162, the second control motor 161 are electrically connected with the controller to control the second control work of motor 161 so that hollow shaft
141 turn to predetermined angular position.When grinding wheel processes 1 one side structure of bar and prepares to process another side structure, controller
Control control motor work, control motor driven hollow shaft 141 rotate, and hollow shaft 141 drives collet 150 to rotate, and realizes bar
1 angle adjustment, i.e. orientation of the change bar 1 relative to grinding wheel.For example, drill bit two sides are respectively necessary for grinding chip dividing groove 1a, adopt
With the numerical control work head 100, can in wheel grinding good drill bit side chip dividing groove 1a and when preparing to process other side chip dividing groove 1a,
Bar 1 is allowed to turn to predetermined angular position.The numerical control work head 100 can be reduced the step of grinding bar 1, without such as existing skill
Art reduces slide unit the step of manual adjustment bar angle, by the working time close to far from grinding wheel and when fixture is far from grinding wheel,
It improves efficiency.
It should be noted that controller is electrically connected with the second control motor 161, controller control the second control motor 161
Work allows the output shaft of the second control motor 161 to export predetermined corner, this partly belongs to the prior art.Specifically, the second control
Motor 161 processed can be servo motor, be easy to control, and output accuracy is high, adjust convenient for 1 position of bar.
In an alternative embodiment of the invention, it controls and is provided with transmission mechanism between the output shaft of motor and hollow shaft 141
162.The structure is convenient for the power for controlling motor being transferred to hollow shaft 141, drive hollow shaft 141, collet 150 with 1 turn of bar
It is dynamic, allow bar 1 to turn to predetermined angular.Moreover, configuration transmission mechanism 162 can allow compact overall structure, occupied space becomes smaller.
In an alternative embodiment of the invention, transmission mechanism 162 includes the output shaft for being fixed on the second control motor 161
First synchronous pulley 1621, the second synchronous pulley 1622 for being fixed on hollow shaft 141 and it is set around the first synchronous pulley 1621
With the synchronous belt 1623 of the second synchronous pulley 1622.The power of second control motor 161 effectively can be transferred to sky by the program
Mandrel 141 allows hollow shaft 141 to turn to predetermined angular.
In an alternative embodiment of the invention, axle bed 120 has through slot 121, and hollow shaft 141 is arranged in through slot 121.
It allows hollow shaft 141 to be set in axle bed 120, is easy assembly, it is compact-sized.
In an alternative embodiment of the invention, the both ends of through slot 121 are respectively equipped with end cap 122, and end cap 122 is for avoiding
Outside enters inside axle bed 120, protects inner body.Hollow shaft 141 is passed through in one of end cap 122, is easily installed collet
150.Another end cap 122 covers transmission mechanism 162 to protect transmission mechanism 162.
In an alternative embodiment of the invention, support 110 is equipped with close to switch 181, axle bed 120 be equipped with for approach
Switch 181 cooperates to detect that collet 150 is in the collision block 182 of grinding position 150b.The structure can detect that collet 150 is
It is no to switch to grinding position 150b, to be ready for grinding, avoid when collet 150 does not switch to grinding position 150b
Stone damages bar 1 or equipment.
The above is merely preferred embodiments of the present invention, be not intended to limit the invention, it is all in spirit of the invention and
Made any modifications, equivalent replacements, and improvements etc., should all be included in the protection scope of the present invention within principle.
Claims (10)
1. numerical control work head characterized by comprising
Support；
It is rotatablely installed in the axle bed of the support；
For driving the first control motor of the axle bed rotation；
It is connected to the axle bed and the collet for clamping bar, the collet has under the driving of the first control motor
The charging & discharging position extended longitudinally and the grinding position extended transversely；
For controlling the clamping and release mechanism of the grips or release；And
For controlling the controller of the clamping and release mechanism.
2. numerical control work head as described in claim 1, which is characterized in that further include being rotatablely installed in the transverse direction of the support
The output shaft of axis, the first control motor is connected to the axle bed, the axle bed and the lateral shaft by the lateral shaft
It rotates synchronously.
3. numerical control work head as described in claim 1, which is characterized in that the collet includes body part and is connected to described
Body portion and circumferentially distributed several clamping limbs, the two neighboring clamping limb form gap, shape between all clamping limbs
At the clamp port being inserted into for bar；
The clamping and release mechanism includes:
It is rotatablely installed in the hollow shaft of the axle bed, one end of the hollow shaft is installing port, and the collet is inserted in the peace
Fill at mouth, the installing port and the clamp port towards identical；
It is installed on the pull rod being connected in the hollow shaft and with the body part；
For pulling the pull rod so that the end of the clamping limb is collapsed in the elastic component of the installing port；And
For pull rod described in ejection so that the end of the clamping limb opens in the installing port and makes the elastic component compression
Actuator, the actuator are electrically connected with the controller.
4. numerical control work head as claimed in claim 3, which is characterized in that the installing port is flaring；Each clamping limb
End be equipped with clamping part, the clamping part of all clamping limbs is jointly in a circular table shape, the outer wall of all clamping parts with
The inner surface of the flaring is adapted；Pull rod described in the actuator ejection is so that the outer wall of the clamping part is located away from the expansion
The inner surface of mouth；The elastic component pulls the pull rod so that the outer wall of the clamping part presses on the inner surface of the flaring.
5. numerical control work head as claimed in claim 3, which is characterized in that the pull rod connects close to one end of the installing port
It is connected to for the mandril to bar axial limiting.
6. numerical control work head as claimed in claim 3, which is characterized in that the hollow shaft has for accommodating the elastic component
Holding tank, the elastic component is sheathed on outside the pull rod, and one end of the elastic component presses on the bottom surface of the holding tank, institute
The other end for stating elastic component presses on drawhead, and the drawhead is connected to the pull rod.
7. numerical control work head as claimed in claim 3, which is characterized in that further include the angle position for adjusting the collet
Angular adjustment component.
8. numerical control work head as claimed in claim 7, which is characterized in that the angular adjustment component includes described for driving
Hollow shaft rotate and be disposed adjacent with the axle bed second control motor and be set to it is described control motor output shaft with
Transmission mechanism between the collet axis, the second control motor are electrically connected to control second control with the controller
Motor works so that the hollow shaft turns to predetermined angular position.
9. numerical control work head as claimed in claim 7, which is characterized in that further include for shooting in the charging & discharging position
The collet bar to obtain the camera of the angle position of the bar, the camera is electrically connected with the controller.
10. numerical control work head as described in any one of claim 1 to 9, which is characterized in that the support is equipped with close to switch,
The axle bed is equipped with for cooperating with described close to switch to detect that the collet is in the collision block of the grinding position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910242008.1A CN110065000A (en) | 2019-03-28 | 2019-03-28 | Numerical control work head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910242008.1A CN110065000A (en) | 2019-03-28 | 2019-03-28 | Numerical control work head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110065000A true CN110065000A (en) | 2019-07-30 |
Family
ID=67366635
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910242008.1A Pending CN110065000A (en) | 2019-03-28 | 2019-03-28 | Numerical control work head |
Country Status (1)
| Country | Link |
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| CN (1) | CN110065000A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111376144A (en) * | 2020-04-30 | 2020-07-07 | 云和县达祥凯机械设计工作室 | Polishing and cleaning mechanism for shaft block |
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| CN111376144B (en) * | 2020-04-30 | 2021-11-19 | 云和县达祥凯机械设计工作室 | Polishing and cleaning mechanism for shaft block |
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