CN106312717B - Numerical control cutter grinding center - Google Patents
Numerical control cutter grinding center Download PDFInfo
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- CN106312717B CN106312717B CN201610792579.9A CN201610792579A CN106312717B CN 106312717 B CN106312717 B CN 106312717B CN 201610792579 A CN201610792579 A CN 201610792579A CN 106312717 B CN106312717 B CN 106312717B
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- emery wheel
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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
- B24B7/00—Machines or devices designed for grinding plane surfaces on work, including polishing plane glass surfaces; Accessories therefor
- B24B7/10—Single-purpose machines or devices
- B24B7/16—Single-purpose machines or devices for grinding end-faces, e.g. of gauges, rollers, nuts, piston rings
- B24B7/17—Single-purpose machines or devices for grinding end-faces, e.g. of gauges, rollers, nuts, piston rings for simultaneously grinding opposite and parallel end faces, e.g. double disc grinders
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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
- B24B27/00—Other grinding machines or devices
- B24B27/0076—Other grinding machines or devices grinding machines comprising two or more grinding tools
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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
- B24B41/02—Frames; Beds; Carriages
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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
- B24B41/04—Headstocks; Working-spindles; Features relating thereto
-
- 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
-
- 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
- B24B55/00—Safety devices for grinding or polishing machines; Accessories fitted to grinding or polishing machines for keeping tools or parts of the machine in good working condition
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Grinding Of Cylindrical And Plane Surfaces (AREA)
Abstract
The present invention provides numerical control cutter grinding center, belong to field of mechanical technique.It solves the problems, such as that existing grinding machine machining accuracy is low.This numerical control cutter grinding center, including workbench, it is arranged at workbench top frame and grinding mechanism, Y-axis slide plate and Y-axis actuator are connected with the upside of workbench, grinding mechanism is fixed on the upside of Y-axis slide plate, grinding mechanism includes horizontally disposed grinding wheel spindle and the emery wheel revolution driving part that grinding wheel spindle can be driven to turn round and positioned, grinding wheel spindle both ends connect emery wheel respectively, the sidepiece of workbench is also connected with cross saddle and cross saddle actuator, workpiece reversing frame and the workpiece reversing frame are connected with the cross saddle can be as cross saddle be moved back and forth along X-axis and Z-direction, above-mentioned head frame is fixed on workpiece reversing frame and workpiece reversing frame can drive a frame to turn round about the z axis.This numerical control cutter grinding center has the advantages that high precision machining.
Description
Technical field
The invention belongs to field of mechanical technique, is related to a kind of numerical control cutter grinding center.
Background technology
The product category that mechanical processing industry is processed is various and workpiece size dimension differs, but big multi-work piece is in machine
Tool needs to carry out grinding after machining, so that the surface accuracy of workpiece reaches required requirement.Grinding machine is exactly to utilize mill
Has the lathe that grinding is carried out to workpiece surface, most grinding machine is all to carry out grinding using high-speed rotating emery wheel to add
Work.But existing grinding machine often only has three-axis moving ability, i.e., emery wheel is driven in X-axis, Y-axis and Z by structures such as slide plates
Make movement on direction of principal axis to be ground the surface of diverse location on workpiece, such grinding machine is only capable of meeting the workpiece that outer surface is more smooth
Grinding demand, competent grinding work is then difficult to for the rough workpiece of workpiece surface.
For this reason, people devise a kind of five axis grinding center of double-end grinding axis, and Chinese patent (its Application No. is applied for：
201120180190.1；Its notification number is：CN202185813U), which includes lathe bed, and X is provided with lathe bed
To slide plate, X to slide board drive device, the column that can be slided along Y-axis and column driving device, X is to being provided with workpiece master on slide plate
Axle box, work spindle and main shaft driving device are provided with workpiece spindle box, and column is equipped with the Z-direction that can be slided along Z-direction
Slide plate and Z-direction slide board drive device, are provided with rotatable grinding wheel spindle box on Z-direction slide plate, are provided with grinding wheel spindle box
Grinding wheel spindle and grinding wheel spindle driving device.On the basis of existing three travelling wheelhead roll grinder, add to make the five axis grinding center
The 4th axis that workpiece rotates and the 5th axis that can turn round emery wheel, for existing three travelling wheelhead roll grinder, emery wheel can be ground
Angle bigger, product scope is wider.
But the increased free degree of five axis grinding center is realized completely by rotatable grinding wheel spindle box, for one
The grinding of a little such as high-precision dedicated tool workpiece still is apparent not enough, and can not fully meet the grinding of the high-precision workpieces such as cutter and need
Ask, and the position of grinding wheel spindle box can freely be acted in multiple directions such as circumferential direction, Y-axis and Z axis, be held in the wheel grinding course of work
Yi Yin occurs vibration and influences the precision of wheel grinding.
The content of the invention
The purpose of the present invention is in view of the above-mentioned problems existing in the prior art, it is proposed that a kind of numerical control cutter grinding center,
The technical problem to be solved is that the machining accuracy for how improving grinding center.
The purpose of the present invention can be realized by following technical proposal：
Numerical control cutter grinding center, including workbench, be arranged on workbench be used for clamping workpiece and drive workpiece around from
The rotating head frame of body axis and it is connected with emery wheel and the rotating grinding mechanism of emery wheel can be driven, it is characterised in that the work
Make to be connected with Y-axis slide plate and the Y-axis actuator that Y-axis slide plate can be driven to move back and forth along Y direction, above-mentioned grinding mechanism on the upside of platform
Be fixed on the upside of Y-axis slide plate, the grinding mechanism include horizontally disposed grinding wheel spindle and can drive grinding wheel spindle around with itself
The emery wheel revolution driving part that the axis of rotation of axis perpendicular is turned round and positioned, the grinding wheel spindle both ends connect emery wheel respectively,
The sidepiece of the workbench is also connected with cross saddle and cross saddle actuator, and workpiece reversing frame is connected with the cross saddle
And the workpiece reversing frame can be moved back and forth along X-axis and Z-direction with cross saddle, above-mentioned head frame is fixed on workpiece reversing frame
And workpiece reversing frame can drive a frame to turn round about the z axis.
This numerical control cutter grinding center adds workpiece around the rotating C of own axes on the basis of original three travelling wheelhead roll grinder
The A axis for B axle and the emery wheel revolution that axis, workpiece turn round about the z axis, realizes the six axis processing of grinding center.Relative to existing skill
Art the special angle of some workpiece can not be ground and for causing the relatively low situation of workpiece surface accuracy after grinding, this
Numerical control cutter grinding center not only causes the adjustable angle of emery wheel, while also makes adjustable angle of the workpiece relative to emery wheel, into one
Step enhances the grinding free degree of grinding center, can complete the workpiece grinding that some existing grinding machines can not be effectively ground, carry
High grinding accuracy.Workpiece in this numerical control cutter grinding center can be moved in X-axis and Z-direction, and emery wheel energy after revolution
Effectively positioned and be only capable of moving in the Y-axis direction with Y-axis slide plate, avoid the emery wheel free degree it is excessive and in work is ground
The situation of precision affected by vibration, further increases the precision of grinding.And the emery wheel at grinding wheel spindle both ends can be respectively fine grinding sand
Wheel and rough grinding wheel so that can complete to roughly grind and refine after workpiece clamped one time, avoid multiple clamping not in place and influence essence
The situation of degree.Here, head frame is existing structure, it may include the first-class structure of main shaft, main spindle box, spring clip, so to its specific knot
Structure repeats no more.In addition, the loading and unloading at this numerical control cutter grinding center can coordinate three axle robert to use, the tool of three axle robert
Body structure refers to the patent for the Application No. 201520137342.8 that applicant has applied.
In above-mentioned numerical control cutter grinding center, the grinding mechanism further include emery wheel axle box, emery wheel rotating shaft,
Grinding rack and emery wheel shaft driver, above-mentioned grinding wheel spindle is axially fixed in emery wheel axle box and both ends are respectively from emery wheel axle box
Both sides are stretched out, and the emery wheel shaft driver can drive grinding wheel spindle to be fixed on above-mentioned Y around own axis, the grinding rack
On the upside of axis slide plate, the emery wheel rotating shaft is vertically arranged and is arranged on above-mentioned grinding rack with above-mentioned grinding wheel spindle, which returns
One end of shaft and above-mentioned emery wheel axle box are circumferentially fixed, and the other end is connected with above-mentioned emery wheel revolution driving part, the grinding
Being also associated with frame can be to the circumferential position of emery wheel rotating shaft into line-locked brake structure.When carrying out workpiece grinding, by emery wheel
Shaft driver drive grinding wheel spindle is connected to the sand at the both ends that emery wheel axle box is stretched out on grinding wheel spindle around own axis and drive
Synchronous rotary is taken turns, and as Y-axis slide plate is moved to workpiece direction, to be ground by rotating emery wheel to workpiece.Need
When replacing the emery wheel of grinding or needing to adjust the grinding angle of emery wheel, emery wheel rotating shaft can be passed through by emery wheel revolution driving part
Whole emery wheel axle box, the grinding wheel spindle being connected in emery wheel axle box and the emery wheel revolution being connected on grinding wheel spindle are driven, is turned
After moving required angle, braked by dedicated brake structure, ensure that emery wheel will not occur in Grinding Process
Deflection, improves the precision of grinding.
In above-mentioned numerical control cutter grinding center, the brake structure includes the brake being fixed on above-mentioned grinding rack
Shell, dynamic brake block, quiet brake block and Braking piston, the dynamic brake block are connected with above-mentioned emery wheel rotating shaft, and described is quiet
Brake block is connected with above-mentioned brake shell and moves brake block and is oppositely arranged with quiet brake block, and above-mentioned Braking piston can be under gas pressure
Above-mentioned dynamic brake block is driven to be acted in opposite directions and together with tight abutment with quiet brake block.Braking piston can be in externally input air pressure
Under the action of moved to the direction of dynamic brake block and quiet brake block or remote, it is necessary to when locking the circumferential position of emery wheel rotating shaft,
The direction of Braking piston to dynamic brake block and quiet brake block moves and extrudes both and produce great frictional force locking, holds tightly
Power is 4~5 times of traditional retaining mechanism, effectively can prevent emery wheel from deflecting, and improves the grinding accuracy of emery wheel.
In above-mentioned numerical control cutter grinding center, the emery wheel rotating shaft is horizontally disposed with and can drive grinding wheel spindle perpendicular
Revolution in straight plane.Workpiece can turn round in horizontal plane, and emery wheel can turn round in perpendicular, both gyratory directions phases
Vertically so that the free degree higher between emery wheel and workpiece, can preferably meet the grinding demand of all angles, further improve
The precision of grinding.
As another situation, in above-mentioned numerical control cutter grinding center, the brake structure includes being fixed on mill
Cut the brake cylinder on frame, the piston rod outer end of the brake cylinder has a brake portion, and the piston of brake cylinder is to overhanging
Brake portion described in when going out can be resisted against on the lateral wall of above-mentioned emery wheel rotating shaft.In the case of without using brake block, it can lead to
The mode for directly withstanding on cylinder on the lateral wall of emery wheel rotating shaft is crossed to brake to realize.
As another situation, it is horizontally disposed with to have in above-mentioned numerical control cutter grinding center, on the Y-axis slide plate and turns
Disk, the grinding mechanism further include emery wheel axle box and emery wheel shaft driver, and above-mentioned grinding wheel spindle is axially fixed at emery wheel axle box
In vivo and both ends are stretched out from emery wheel axle box both sides respectively, and the emery wheel shaft driver can drive grinding wheel spindle to turn around own axes
Dynamic, the emery wheel axle box is fixed on the turntable, and above-mentioned emery wheel revolution driving part energy driving disc rotates.Except upper
Beyond the technical solution for stating emery wheel rotating shaft, the revolution of grinding wheel spindle can be also realized using the structure of turntable, the structure of braking can
It is considered as brake motor or other existing turntable brake structures.
In above-mentioned numerical control cutter grinding center, it is further fixed on being used on the workpiece reversing frame to being held on a frame
On workpiece near-end carry out vertical direction spacing bracket one and for the workpiece to being held on a frame distal end into
The spacing bracket two of row vertical direction.Part workpiece is the workpiece of elongated shape, and the inner of the workpiece is by the clamping on head frame
Structure realizes clamping, and outer end is protruding and away from head frame, and when emery wheel carries out grinding to the outer end of workpiece, workpiece is easily
Generation circular runout, and then influence the precision of grinding.It is above-mentioned proximally and distally refer to respectively close to one end of head frame clamp structure and
The both ends of workpiece are carried out the spacing of vertical position, both by one end away from head frame clamp structure by bracket one and bracket two
The pressure of clamp structure on head frame can be reduced, and workpiece can be carried out to stablize support, prevents workpiece from beating, and then improves grinding
Precision.
In above-mentioned numerical control cutter grinding center, base one and base two are provided with the upside of the workpiece reversing frame,
Above-mentioned head frame and bracket one are fixed on the upside of base one, and the bracket two is fixed on the upside of base two, one He of base
Base two is by that can drive base one and base two moves toward one another and makes the close carriage drive part of above-mentioned bracket one and bracket two
It is connected and base one and base two can be with above-mentioned workpiece reversing frame synchronous revolving.Because the length of workpiece is different, so bracket one
Spacing between bracket two need to be adjusted by carriage drive part with adapt to various length workpiece support.
In above-mentioned numerical control cutter grinding center, the base one is sheathed on the outside of base two, above-mentioned carriage drive
The shell of part is connected with base one, and the output terminal of carriage drive part is used to be connected with base two, the base one and base
Two to move toward one another direction consistent with the distribution arrangement of above-mentioned bracket one and bracket two.Cylinder or liquid can be selected in carriage drive part
Cylinder pressure, it is necessary to further spacing between bracket one and bracket two when piston rod bounce back, it is necessary to live when increasing spacing between the two
Stopper rod is released.
In above-mentioned numerical control cutter grinding center, the bracket one includes bottom bracket, is arranged on the upside of bottom bracket
Top board and pressing plate actuator, form the limited mouth worn for workpiece, the pressure between the bottom bracket and top board
Plate actuator can drive above-mentioned top board to move up and down.Pass through bottom bracket and top board the downside position to workpiece and upper respectively
Lateral location carries out spacing, can effectively prevent the circular runout of workpiece, and be driven using pressing plate actuator can make it is spacing
More convenient, the structure of bracket two can be identical with bracket one, and also only the downside of workpiece can be supported.
In above-mentioned numerical control cutter grinding center, the cross saddle includes the X for being vertically arranged at workbench sidepiece
Axis slide plate and the Z axis slide plate being vertically arranged, the cross saddle actuator includes X-axis drive and Z axis actuator, described
X-axis slide plate can be moved back and forth under the driving of X-axis drive along X-direction, the Z axis slide plate is connected to X slide plates side
And can with X-axis slide plate along X-direction move back and forth and can under the drive of Z axis actuator it is past along Z-direction relative to X-axis slide plate
Multiple movement.Coordinated be subject to space and grinding wheel structure and limited, horizontally disposed cross saddle can not make to be connected to cross saddle
On workpiece reversing frame drive head frame and workpiece revolution, so the setting direction of cross saddle is changed, not only realize
The revolution of workpiece, has been also convenient for the feeding of workpiece.
Compared with prior art, this numerical control cutter grinding center has the following advantages：
1st, this numerical control cutter grinding center is ground workpiece by the way of six axle action, and the processing free degree is more
Height, the workpiece that be able to can not be ground to existing equipment in place carry out grinding, and workpiece accuracy after grinding greatly improves.
2nd, grinding mechanism coordinates dynamic brake block and quiet brake block to realize the locking of rotation using air rammer, and coupling mechanism force is more
By force, ensure that emery wheel will not deflect in grinding process, further increase the precision of grinding.
3rd, the both ends of slender piece are supported respectively by bracket one and bracket two so that elongated workpiece is being processed
During circular runout will not occur, ensure that the stability and machining accuracy of work pieces process.
Brief description of the drawings
Fig. 1 is the structure diagram at this numerical control cutter grinding center.
Fig. 2 is the structure diagram of grinding mechanism in this numerical control cutter grinding center.
Fig. 3 is the schematic cross-sectional view of grinding structure in this numerical control cutter grinding center.
Fig. 4 is the enlarged drawing at brake structure in this grinding structure.
Fig. 5 is the structure diagram at head frame, bracket one and bracket two in this numerical control cutter grinding center.
In figure, 1, workbench；2nd, workpiece；3rd, head frame；4th, emery wheel；5th, grinding mechanism；5a, grinding wheel spindle；5b, emery wheel revolution are driven
Moving part；5c, emery wheel axle box；5d, emery wheel rotating shaft；5e, grinding rack；5g, brake shell；5h, dynamic brake block；5i, quiet brake block；
5j, Braking piston；6th, Y-axis slide plate；7th, Y-axis actuator；8th, cross saddle；8a, X-axis slide plate；8b, Z axis slide plate；9th, cross saddle
Actuator；10th, workpiece reversing frame；11st, bracket one；11a, bottom bracket；11b, top board；11c, pressing plate actuator；12nd, bracket
Two；13rd, base one；14th, base two；15th, carriage drive part.
Embodiment
It is the specific embodiment of the present invention and with reference to attached drawing below, technical scheme is further described,
But the present invention is not limited to these embodiments.
As shown in Figure 1, this numerical control cutter grinding center includes workbench 1, is arranged on workbench 1 and is used for clamping workpiece 2
And workpiece 2 is driven around the rotating head frame 3 of own axes and is connected with emery wheel 4 and can drive the rotating grinding mechanism 5 of emery wheel 4.
The upside of workbench 1 is provided with Y-axis track, Y-axis slide plate 6 is connected with Y-axis track, 6 side of Y-axis slide plate, which is connected with, can drive Y-axis
The Y-axis actuator 7 that slide plate 6 is moved back and forth along Y direction.Grinding mechanism 5 is fixed on the upside of Y-axis slide plate 6, and grinding mechanism 5 wraps
Include horizontally disposed grinding wheel spindle 5a and grinding wheel spindle 5a can be driven to turn round and position around the axis of rotation perpendicular with own axes
Emery wheel revolution driving part 5b, grinding wheel spindle 5a both ends connect emery wheel 4 respectively.In the present embodiment, head frame 3 is existing structure, can
Including main spindle box, main shaft and the first-class structure of spring clip, for clamping workpiece 2, to its concrete structure, it will not go into details；Grinding wheel spindle 5a two
The emery wheel 4 at end is respectively used to that workpiece 2 is refined and roughly ground.
The sidepiece of workbench 1 is also connected with cross saddle 8 and cross saddle actuator 9, and workpiece is fixed with the cross saddle 8
Reversing frame 10 and the workpiece reversing frame 10 can be moved back and forth along X-axis and Z-direction with cross saddle 8, and head frame 3 is fixed on workpiece
On reversing frame 10 and workpiece reversing frame 10 can drive head frame 3 to turn round about the z axis.In the present embodiment, cross saddle 8 includes setting vertically
The Z axis slide plate 8b for being placed in the X-axis slide plate 8a of 1 sidepiece of workbench and being vertically arranged, cross saddle actuator 9 drive including X-axis
Part and Z axis actuator.X-axis slide plate 8a can be moved back and forth under the driving of X-axis drive along X-direction, and Z axis slide plate 8b is connected to
X slide plates side and can with X-axis slide plate 8a along X-direction move back and forth and can be under the drive of Z axis actuator relative to X-axis slide plate
8a is moved back and forth along Z-direction.Workpiece reversing frame 10 include be fixed on Z axis slide plate 8b shell, for what is be connected with head frame 3
Connecting seat, the workpiece rotating shaft being arranged on the inside of shell and workpiece turning motor, upper end and the connecting seat of workpiece rotating shaft are consolidated
It is fixed, lower end and the output axis connection of workpiece turning motor.
As shown in Figure 2, Figure 3 and Figure 4, grinding mechanism 5 further includes emery wheel axle box 5c, emery wheel rotating shaft 5d, grinding rack 5e
And emery wheel shaft driver.Wherein, grinding wheel spindle 5a is axially fixed in emery wheel axle box 5c and both ends are respectively from emery wheel axle box
5c both sides, which are stretched out, to be used to be connected with emery wheel 4, and emery wheel shaft driver can drive grinding wheel spindle 5a around own axis.Grinding rack 5e consolidates
Due to the upside of Y-axis slide plate 6, emery wheel rotating shaft 5d and grinding wheel spindle 5a is vertically arranged and level is arranged on grinding rack 5e, the emery wheel
One end of rotating shaft 5d and emery wheel axle box 5c are circumferentially fixed, and the other end is connected with emery wheel revolution driving part 5b, on grinding rack 5e
Being also associated with can be to the circumferential position of emery wheel rotating shaft 5d into line-locked brake structure.In the present embodiment, emery wheel rotating shaft
5d is made of the connection of several segment structures, not shown in figure；Emery wheel shaft driver and the structure of grinding wheel spindle 5a are combined together, and select electricity
Main shaft；The output axis connection that the other end of emery wheel rotating shaft 5d passes through shaft coupling and the motor for being used as emery wheel revolution driving part 5b.
The inside that brake structure includes being fixed on grinding rack 5e has the brake shell 5g of cavity and may be contained within braking
Dynamic brake block 5h in a ring in shell 5g, quiet brake block 5i in a ring and Braking piston 5j annular in shape, above-mentioned emery wheel return
Shaft 5d is arranged in housing.Dynamic brake block 5h, quiet brake block 5i and Braking piston 5j are sheathed on the outside of emery wheel rotating shaft 5d,
Dynamic brake block 5h and emery wheel rotating shaft 5d is connected, and quiet brake block 5i and brake shell 5g are connected and move brake block 5h and quiet brake block 5i
It is oppositely arranged.Dynamic brake block 5h and quiet brake block 5i may be contained within the same side of Braking piston 5j, and Braking piston 5j is upper back to moving
The cavity for air injection, and Braking piston 5j energy are formed between the side and brake shell 5g of brake block 5h and quiet brake block 5i
Moved under the gas pressure of the air injected in the cavity to dynamic brake block 5h and quiet brake block 5i directions so that dynamic brake block
5h and quiet brake block 5i extruding and lockings in opposite directions.
As shown in figure 5, the side on head frame 3 for clamping workpiece 2 is additionally provided with for the workpiece to being held on a frame 3
2 near-end carries out the spacing bracket 1 of vertical direction and is erected for the distal end of the workpiece 2 to being held on a frame 3
Nogata to spacing bracket 2 12.
The upside of workpiece reversing frame 10 is additionally provided with base 1 and base 2 14, and head frame 3 and bracket 1 are fixed on base
One 13 upsides, bracket 2 12 are fixed on the upside of base 2 14.Wherein, base 1 is sheathed on the outside of base 2 14, base 2 14
It is connected with the connecting seat on workpiece reversing frame 10.Carriage drive part 15 is also associated between base 1 and base 2 14, the support
The shell of frame actuator 15 is connected with base 1, and the output terminal of carriage drive part 15 is used for and base 2 14 through base 1
It is connected.Under the driving of carriage drive part 15, base 1 can slidably reciprocate relative to base 2 14 and both movement sides
To consistent with the setting direction of bracket 1 and bracket 2 12, that is, pass through 15 driving energy of carriage drive part and adjust one 11 He of bracket
The distance between bracket 2 12, easy to be supported to different length workpiece 2.
In the present embodiment, carriage drive part 15 is motor, its output terminal is connected by screw with base 2 14；Bracket
1 include bottom bracket 11a, the top board 11b that is arranged on the upside of bottom bracket 11a and pressing plate actuator 11c, bottom bracket 11a with
The limited mouth worn for workpiece 2 is formed between top board 11b, pressing plate actuator 11c can drive top board 11b to move up and down；And
Bracket 2 12 is only supported 2 downside of workpiece by the supporting part at the top of it.Above-mentioned each actuator can be as needed
Select one or more of common actuators such as motor, cylinder and hydraulic cylinder.
This numerical control cutter grinding center adds workpiece 2 around the rotating C of own axes on the basis of original three travelling wheelhead roll grinder
The A axis for B axle and the emery wheel revolution that axis, workpiece 2 turn round about the z axis, realizes the six axis processing of grinding center.Relative to existing skill
Art can not be ground the special angle of some workpiece 2 and for causing the relatively low situation of 2 surface accuracy after grinding of workpiece,
This numerical control cutter grinding center not only causes the adjustable angle of emery wheel 4, while also makes adjustable angle of the workpiece 2 relative to emery wheel 4,
The grinding free degree of grinding center is further enhancing, the workpiece 2 that can complete some existing grinding machines can not be effectively ground is ground
Cut, improve grinding accuracy.
During this numerical control cutter grinding central task, workpiece 2 is clamped on a frame 3, and passes through bracket 1 and bracket two
12 pairs of workpiece 2 are stably supported, and driving grinding wheel spindle 5a is rotated and then driven emery wheel 4 to rotate.Sand is driven by Y-axis slide plate 6
Wheel 4 is close to 2 direction of workpiece, drives workpiece 2 to be moved to the position for needing to be ground by X-axis slide plate 8a and Z axis slide plate 8b and carries out
Grinding.
When needing to be ground the face of special angle on workpiece 2, it can drive workpiece 2 is horizontal to return by workpiece reversing frame 10
Turn, the brake structure on grinding mechanism 5 releases braking, and grinding wheel spindle is driven by emery wheel revolution driving part 5b driving emery wheel rotating shafts 5d
5a is rocked to specific angle, then drives dynamic brake block 5h and quiet brake block 5i combination lockings by Braking piston 5j.At this time, workpiece
2 and the angle of emery wheel 4 made corresponding adjustment, the surface available for special angle on grinding workpiece 2.
After the completion of corase grinding, braking, emery wheel revolution driving part 5b drivings are equally released by the brake structure on grinding mechanism 5
Emery wheel rotating shaft 5d, which drives grinding wheel spindle 5a to return back to finishing wheel 4 and exchange position with rough grinding wheel 4, can carry out fine grinding.
In addition to above-mentioned technical proposal, brake structure may also include the brake cylinder being fixed on grinding rack 5e, the brake
The piston rod outer end of cylinder has a brake portion, and brake cylinder piston it is protruding when brake portion can be resisted against emery wheel rotating shaft
On the lateral wall of 5d.This scheme is in the case of without using brake block, by the way that cylinder directly to be withstood on to emery wheel rotating shaft 5d's
Mode on lateral wall is braked to realize.And the revolution of grinding mechanism 5 also contemplates for another program：It is horizontally disposed with Y-axis slide plate 6
There is turntable, grinding mechanism 5 further includes emery wheel axle box 5c and emery wheel shaft driver, and grinding wheel spindle 5a is axially fixed at emery wheel axle box
In 5c and both ends are stretched out from emery wheel axle box 5c both sides respectively, and emery wheel shaft driver can drive grinding wheel spindle 5a to turn around own axes
Dynamic, emery wheel axle box 5c is fixed on turntable, and emery wheel revolution driving part 5b can driving disc rotation.The brake structure that turntable rotates
It is contemplated that using brake motor or other existing turntable brake structures.
Specific embodiment described herein is only to spirit explanation for example of the invention.Technology belonging to the present invention is led
The technical staff in domain can do various modifications or additions to described specific embodiment or replace in a similar way
Generation, but without departing from spirit of the invention or beyond the scope of the appended claims.
Claims (9)
1. numerical control cutter grinding center, including workbench (1), it is arranged on workbench (1) and is used for clamping workpiece (2) and band is started building
Part (2) is around the rotating head frame (3) of own axes and is connected with emery wheel (4) and can drive emery wheel (4) rotating grinding mechanism
(5), it is characterised in that be connected with Y-axis slide plate (6) on the upside of the workbench (1) and Y-axis slide plate (6) can be driven along Y direction
The Y-axis actuator (7) of reciprocating motion, above-mentioned grinding mechanism (5) are fixed on the upside of Y-axis slide plate (6), the grinding mechanism (5)
Including horizontally disposed grinding wheel spindle (5a) and grinding wheel spindle (5a) can be driven to be turned round around with the perpendicular axis of rotation of own axes
And the emery wheel revolution driving part (5b) positioned, the grinding wheel spindle (5a) both ends connect emery wheel (4), the workbench respectively
(1) sidepiece is also connected with cross saddle (8) and cross saddle actuator (9), and workpiece reversing frame is connected with the cross saddle (8)
(10) and the workpiece reversing frame (10) can be fixed along X-axis and Z-direction reciprocating motion, above-mentioned head frame (3) with cross saddle (8)
On workpiece reversing frame (10) and workpiece reversing frame (10) can drive head frame (3) to turn round about the z axis, and the grinding mechanism (5) is also
Including emery wheel axle box (5c), emery wheel rotating shaft (5d), grinding rack (5e) and emery wheel shaft driver, above-mentioned grinding wheel spindle (5a) axis
To being fixed on, emery wheel axle box (5c) is interior and both ends are stretched out from emery wheel axle box (5c) both sides respectively, the emery wheel shaft driver
Grinding wheel spindle (5a) can be driven around own axis, the grinding rack (5e) is fixed on the upside of above-mentioned Y-axis slide plate (6), described
Emery wheel rotating shaft (5d) and above-mentioned grinding wheel spindle (5a) be vertically arranged and be arranged on above-mentioned grinding rack (5e), the emery wheel rotating shaft
The one end of (5d) and above-mentioned emery wheel axle box (5c) are circumferentially fixed, and the other end is connected with above-mentioned emery wheel revolution driving part (5b), institute
Being also associated with the grinding rack (5e) stated can be to the circumferential position of emery wheel rotating shaft (5d) into line-locked brake structure.
2. numerical control cutter grinding center according to claim 1, it is characterised in that the brake structure includes being fixed on
Brake shell (5g), dynamic brake block (5h), quiet brake block (5i) and Braking piston (5j) on above-mentioned grinding rack (5e), it is described
Dynamic brake block (5h) is connected with above-mentioned emery wheel rotating shaft (5d), the quiet brake block (5i) be connected with above-mentioned brake shell (5g) and
Dynamic brake block (5h) is oppositely arranged with quiet brake block (5i), and above-mentioned Braking piston (5j) can drive above-mentioned dynamic brake under gas pressure
Car piece (5h) acts and together with tight abutment in opposite directions with quiet brake block (5i).
3. numerical control cutter grinding center according to claim 1 or 2, it is characterised in that the emery wheel rotating shaft (5d)
It is horizontally disposed with and grinding wheel spindle (5a) can be driven to be turned round in perpendicular.
4. numerical control cutter grinding center according to claim 1 or 2, it is characterised in that water on the Y-axis slide plate (6)
Flat to be provided with turntable, the emery wheel axle box (5c) is fixed on the turntable, above-mentioned emery wheel revolution driving part (5b) energy
Driving disc rotates.
5. numerical control cutter grinding center according to claim 1 or 2, it is characterised in that the workpiece reversing frame (10)
On be further fixed on being used for carrying out the near-end of workpiece (2) being held on a frame (3) the spacing bracket one (11) of vertical direction
And the spacing bracket two (12) of the distal end progress vertical direction for the workpiece (2) to being held on a frame (3).
6. numerical control cutter grinding center according to claim 5, it is characterised in that on the upside of the workpiece reversing frame (10)
Base one (13) and base two (14) are provided with, above-mentioned head frame (3) and bracket one (11) are fixed on the upside of base one (13), described
Bracket two (12) be fixed on the upside of base two (14), the base one (13) and base two (14) are by that can drive base one
(13) move toward one another with base two (14) and make above-mentioned bracket one (11) and carriage drive part (15) phase that bracket two (12) is close
Connect and base one (13) and base two (14) can be with above-mentioned workpiece reversing frame (10) synchronous revolvings.
7. numerical control cutter grinding center according to claim 6, it is characterised in that the base one (13) is sheathed on bottom
On the outside of two (14) of seat, shell and the base one (13) of above-mentioned carriage drive part (15) are connected, the output terminal of carriage drive part (15)
For being connected with base two (14), the base one (13) and base two (14) move toward one another direction and above-mentioned bracket one
(11) and bracket two (12) distribution arrangement it is consistent.
8. numerical control cutter grinding center according to claim 5, it is characterised in that the bracket one (11) includes subiculum
Frame (11a), the top board (11b) being arranged on the upside of bottom bracket (11a) and pressing plate actuator (11c), the bottom bracket
The limited mouth worn for workpiece (2) is formed between (11a) and top board (11b), the pressing plate actuator (11c) can drive
Top board (11b) is stated to move up and down.
9. numerical control cutter grinding center according to claim 1 or 2, it is characterised in that the cross saddle (8) includes
The Z axis slide plate (8b) for being vertically arranged at the X-axis slide plate (8a) of workbench (1) sidepiece and being vertically arranged, the cross saddle
Actuator (9) includes X-axis drive and Z axis actuator, and the X-axis slide plate (8a) can be under the driving of X-axis drive along X-axis
Direction moves back and forth, and the Z axis slide plate (8b) is connected to X slide plates side and can back and forth be transported along X-direction with X-axis slide plate (8a)
Move and can be moved back and forth under the drive of Z axis actuator relative to X-axis slide plate (8a) along Z-direction.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610792579.9A CN106312717B (en) | 2016-08-31 | 2016-08-31 | Numerical control cutter grinding center |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610792579.9A CN106312717B (en) | 2016-08-31 | 2016-08-31 | Numerical control cutter grinding center |
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| Publication Number | Publication Date |
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| CN106312717A CN106312717A (en) | 2017-01-11 |
| CN106312717B true CN106312717B (en) | 2018-04-24 |
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Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106950813B (en) * | 2017-04-14 | 2022-06-10 | 威创达钟表配件（深圳）有限公司 | Clock hand grinding equipment |
| CN107378705B (en) * | 2017-07-26 | 2023-03-31 | 马鞍山俊强精密机械设备有限公司 | Ink scraper grinding machine tool and using method thereof |
| CN107953217B (en) * | 2017-12-12 | 2023-11-17 | 上海机床厂有限公司 | High-precision rotating device with locking device |
| CN109465708A (en) * | 2018-12-19 | 2019-03-15 | 台州北平机床有限公司 | A kind of cutter and tool grinding machine |
| CN110271335B (en) * | 2019-06-28 | 2024-04-05 | 深圳市圆梦精密技术研究院 | Ultrasonic processing equipment and processing head position adjusting mechanism thereof |
| CN110919468A (en) * | 2019-12-25 | 2020-03-27 | 广东豪特曼智能机器有限公司 | Novel wriggling grinding machine |
| CN113319688A (en) * | 2021-04-26 | 2021-08-31 | 无锡市康村重工轴承有限公司 | Automatic feeding and discharging grinding mechanism for special-shaped cylindrical parts |
| CN116408706B (en) * | 2023-04-10 | 2023-11-07 | 泰州市利优精密机械有限公司 | Multifunctional five-axis numerical control tool grinding machine |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BG47228A1 (en) * | 1987-05-20 | 1990-06-15 | Tsentralen Nii Metalorezheshti | Round grinding machine with digital programming control for grinding of hcuck and center work- pieces |
| CN103273319A (en) * | 2013-05-28 | 2013-09-04 | 郑国军 | Multifunctional processing machine capable of turning, grinding, drilling, milling, cutting, planing and boring |
| CN203460011U (en) * | 2013-09-22 | 2014-03-05 | 台州北平机床有限公司 | Numerically-controlled external cylindrical grinding machine |
| CN104625893A (en) * | 2015-03-10 | 2015-05-20 | 拉威尔(北京)科技有限公司 | Five-axis linked grinding machine for machining of numerically-controlled tools |
| CN105751044A (en) * | 2016-03-31 | 2016-07-13 | 沙洲职业工学院 | Double-cutter grinding machine tool |
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2016
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Denomination of invention: CNC tool grinding center Effective date of registration: 20200916 Granted publication date: 20180424 Pledgee: Zhejiang Wenling United Village Bank Co.,Ltd. Pledgor: TAIZHOU BEIPING MACHINE TOOL Co.,Ltd. Registration number: Y2020330000714 |
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Address after: 317500 Hualan village, Xinhe Town, Wenling City, Taizhou City, Zhejiang Province Patentee after: Beiping machine tool (Zhejiang) Co.,Ltd. Address before: 317500 Hualan village, Xinhe Town, Wenling City, Taizhou City, Zhejiang Province Patentee before: TAIZHOU BEIPING MACHINE TOOL Co.,Ltd. |
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