CN109434575A - Circular arc slot type deep hole drill grinding location device - Google Patents
Circular arc slot type deep hole drill grinding location device Download PDFInfo
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- CN109434575A CN109434575A CN201811425948.6A CN201811425948A CN109434575A CN 109434575 A CN109434575 A CN 109434575A CN 201811425948 A CN201811425948 A CN 201811425948A CN 109434575 A CN109434575 A CN 109434575A
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- deep hole
- hole drill
- axle center
- screw
- seat
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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
- B24B3/00—Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools
- B24B3/24—Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools of drills
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Abstract
The present invention relates to the tops of a kind of deep hole drill processing and positioning device, especially circular arc slot type deep hole drill grinding location device, including positioning seat, positioning seat to be equipped with arc groove, and the diameter of arc groove and the diameter of deep hole drill are consistent；Axle center regulating device is equipped with positioning seat in the regulating device of axle center；Height adjustment device, axle center regulating device is equipped on height adjustment device, and height adjustment device is used to adjust the height in the axle center of positioning seat；And pedestal, height adjustment device is housed, pedestal is mounted on the workbench of grinding machine on pedestal.The device is convenient for disassembly and assembly, adjusts deep hole drill quick, reliable and stable, suitable for multiple diameter, it can support deep hole drill, it prevents from fractureing, the axis that deep hole drill is effectively ensured is overlapped with the axis of grinding machine spindle, chattering occurs when deep hole drill being prevented to be ground, make that grinding lines is uniform in the chip space of deep hole drill, chip removal is smooth, and it is thick consistent to can guarantee the core of deep hole drill, while also can guarantee processing efficiency.
Description
Technical field
The present invention relates to a kind of deep hole drill processing and positioning devices, especially circular arc slot type deep hole drill grinding positioning dress
It sets.
Background technique
Whole hard alloy depth drill is widely used so that supply exceed demand in market, but the country possesses core depth drill instantly
The enterprise of Grinding Technology and service of goods quality is very few, and tracing it to its cause is the grinding technology that has its special of depth drill
It is required that cannot be processed according to the mode of original fixation.The problem of being primarily present in depth drill grinding at present has:
1, when manufacturing, since drill bit overhang is at least 10 times of diameter, so bar is easily sent out when grinding wheel is cut
Life is trembled, and is caused to make knife and slot asymmetric, while having obvious chatter mark in helicla flute, is influenced the chip removal performance of depth drill.
2, depth drill frangibility in CNC grinding process.
3, depth drill is processed there is allowing knife phenomenon often, causes the thick front and back section of core inconsistent.
4, knife phenomenon is allowed when to reduce depth drill processing as far as possible, usually reduction feed rate, lead to processing efficiency in this way
Sharp fall.
Summary of the invention
To solve the above problems, the present invention, which provides one kind, can support deep hole drill, prevents from fractureing, depth drill is effectively ensured
The axis of head is overlapped with the axis of grinding machine spindle, and chattering occurs when deep hole drill being prevented to be ground, makes the chip removal of deep hole drill
The interior grinding lines of slot is uniform, chip removal is smooth, and it is thick consistent to can guarantee the core of deep hole drill, while also can guarantee the circle of processing efficiency
Arc slot type deep hole drill grinding location device, the specific technical proposal is:
Circular arc slot type deep hole drill grinding location device, including positioning seat, the top of the positioning seat are equipped with arc groove, circle
The diameter of arc slot and the diameter of deep hole drill are consistent, and the arc groove is for fixing deep hole drill；Axle center regulating device, the axis
Positioning seat is housed in heart regulating device；Height adjustment device, axle center regulating device is equipped on the height adjustment device, and height is adjusted
Regulating device is used to adjust the height in the axle center of positioning seat；And pedestal, height adjustment device is housed, pedestal is mounted on the pedestal
On the workbench of grinding machine.
Preferably, the both ends of the arc groove are not higher than the center of deep hole drill, and the arc chord angle of arc groove is 120 °~
150°。
Preferably, the axle center regulating device includes axle center fixing seat, and the axle center adjustment seat is fixed on height adjustment dress
It sets；Support is adjusted, the side for adjusting support and being fixed on axle center fixing seat adjusts and sets the first threaded hole on support；Left and right
Section screw is tuned, one end that the left-right rotary adjusts screw is equipped with sinistral external thread, and the other end is equipped with dextrorotation external screw thread, the left side
The nominal diameter of the sinistral external thread of right-hand adjusting screw is different from the externally threaded nominal diameter of dextrorotation or screw pitch is different；Left-right rotary
The one end for adjusting screw is mounted in the first threaded hole adjusted on support；And axle center adjustment seat, the axle center adjustment seat sliding
It is mounted on the top of axle center fixing seat, axle center adjustment seat is equipped with the second threaded hole, and the second threaded hole and left-right rotary adjust screw
Other end connection, the top of axle center adjustment seat is equipped with positioning seat.
Preferably, the top of the axle center fixing seat is equipped with locating slot, and locating slot is through slot；The bottom of the axle center adjustment seat
Portion is equipped with fixing lug boss, and the fixing lug boss is inserted in locating slot.
Preferably, the locating slot is dovetail groove, and the fixing lug boss is dovetail sliding rail.
Preferably, the side of the axle center fixing seat is equipped with holding screw, and the holding screw is communicated with locating slot, tightening
Screw in compression is in the side of fixing lug boss.
Preferably, the height adjustment device includes lifting shaft, and the lifting shaft is multi-diameter shaft, including adjustment axis and sliding
Axis, the periphery of the adjustment axis are equipped with external screw thread, and the diameter of adjustment axis is less than the diameter of sliding axle, the top dress of adjustment axis
There is axle center regulating device；Guide holder, the center at the top of the guide holder are equipped with sliding eye, and sliding eye is vertically arranged, the sliding
Axis sliding is inserted in sliding eye, and guide holder is fixed on the base；Adjusting nut, the adjusting nut is screwed in adjustment axis, and position
In the top of guide holder；And tension device, for tension device respectively with guide holder and sliding axis connection, the tension device is used for will
Adjusting nut is pressed on the top of guide holder.
Preferably, the bottom of the sliding axle, which is equipped with, tenses hole；The tension device includes lower pulling shaft, and the lower pulling shaft is solid
It is scheduled on the bottom of guide holder, and passes through sliding eye；Upper pulling shaft, the upper pulling shaft are fixed on sliding axle, and are passed through and tensed hole；And
Tension spring, the tension spring, which is located at, to be tensed in hole, and one end of tension spring is fixed on lower pulling shaft, and the other end is fixed on pulling shaft.
Preferably, the lifting shaft is cylindrical body, and lifting shaft is equipped with limiting slot, and the limiting slot is located at the side of lifting shaft
Face, limiting slot extend to adjustment axis from sliding axle；It further include stop screw, the stop screw is mounted on guide holder, limit
One end of screw is inserted in limiting slot, and stop screw is for preventing lifting shaft from rotating.
Preferably, the bottom of the pedestal is equipped with locating piece and T-block, and locating piece and T-block are located at pedestal
Both ends, and the position of locating piece and T-shaped block is corresponding with the position of T-slot on Grinder bench.
Compared with prior art the invention has the following advantages:
Circular arc slot type deep hole drill grinding location device provided by the invention is convenient for disassembly and assembly, adjustment is quick, reliable and stable, suitable
For the deep hole drill of multiple diameter, deep hole drill capable of being supported, preventing from fractureing, the axis and grinding machine of deep hole drill is effectively ensured
The axis of main shaft is overlapped, and chattering occurs when deep hole drill being prevented to be ground, and keeps grinding lines in the chip space of deep hole drill equal
It is even, chip removal is smooth, and can guarantee that the core of deep hole drill is thick consistent, while also can guarantee processing efficiency.
Detailed description of the invention
Fig. 1 is the main view of circular arc slot type deep hole drill grinding location device；
Fig. 2 is the cross-sectional view of the line A-A along Fig. 1；
Fig. 3 is the structural schematic diagram of positioning seat；
Fig. 4 is the side view of positioning seat；
Fig. 5 is the structural schematic diagram of axle center adjustment seat；
Fig. 6 is the cross-sectional view of the line B-B along Fig. 5；
Fig. 7 is the structural schematic diagram that left-right rotary adjusts screw；
Fig. 8 is the main view of lifting shaft；
Fig. 9 is the side view of lifting shaft.
Specific embodiment
Now in conjunction with attached drawing, the invention will be further described.
As shown in Figures 1 to 8, circular arc slot type deep hole drill grinding location device, including positioning seat 10, the top of positioning seat 10
Portion is equipped with arc groove 11, and the diameter of arc groove 11 is consistent with the diameter of deep hole drill 90, and arc groove 11 is for fixing deep hole drill
90；Axle center regulating device is equipped with positioning seat 10 in the regulating device of axle center；Height adjustment device is equipped with axis on height adjustment device
Heart regulating device, height adjustment device are used to adjust the height in the axle center of positioning seat 10；And pedestal 60, equipped with height on pedestal 60
Regulating device, pedestal 60 are mounted on the workbench of grinding machine.
Specifically, as shown in Figure 3 and Figure 4, arc groove 11 is equipped with plurality of specifications, set gradually according to 0.1mm, to be applicable in
The diameter of the deep hole drill 90 of different-diameter, the diameter of arc groove 11 and deep hole drill 90 corresponds, and applicable diameter 2~
The deep hole drill 90 of 30mm.If the diameter that the diameter of arc groove 11 is greater than deep hole drill 90 can be such that deep hole drill 90 shakes, no
Deep hole drill can be effectively stuck in.If the diameter of arc groove 11 is smaller than the diameter of deep hole drill 90, will lead to deep hole drill 90 with
Arc groove is line contact, and contact area is small, difference wrapped, is easy to produce shaking in grinding process medium-length hole drill bit 90, causes to grind
The deep hole drill flute for cutting processing is asymmetric, and especially for diameter in the deep hole drill flute processing of 20~30mm, grinding removal amount is big, in slot
It is also easy to produce vibration knife mark, influences the chip removal performance of depth drill.The above problem can also be generated using V-shaped groove, the positioning of V shape slot there is also
For deep hole drill 90 when being ground first chip space the second chip space of post-processing, manufactured first chip space is stuck in V-block
On, cause the seamed edge chipping of deep hole drill 90 not to be available；V-groove is when being ground the end sword of deep hole drill 90, due to chip space
It has all been ground completion with back, there was only two seamed edge contact V-grooves for double seamed edge depth drills, is equivalent to only 4 small arc-shapeds
Face contact；Only there are two small arc surfaces to contact for especially single seamed edge depth drill, causes grinding process unstable；V-groove cannot be used
In processing straight trough depth drill, when being ground second chip space after the completion of a chip space grinding, depth drill and V-groove are without support
Point leads to not be further processed.Therefore using diameter and the consistent arc groove 11 of deep hole drill 90, and arc groove 11 is straight
Diameter is consistent with the diameter of deep hole drill 90.Arc groove 11 and the contact area of deep hole drill 90 are big, can prevent deep hole drill 90
Chattering occurs when grinding, so that grinding lines is uniform in chip space, chip removal is smooth.The bottom of arc groove 11 is a circle,
When deep hole drill 90 processes second chip space, first chip space, which will not be stuck on arc groove 11, leads to chipping.Arc groove
11 can satisfy the grinding of the deep hole drill 90 of straight trough type, and after the completion of a chip space is ground, arc groove 11 is sustainable
Remaining back guarantees that second chip space grinding is stablized, and arc groove 11 can adapt to adding for different deep hole drills 90
Work.11 supporting & stablizing of arc groove makes grinding wheel stablize grinding, guarantees processing efficiency.
The both ends of arc groove 11 are not higher than the center of deep hole drill 90, and the arc chord angle E of arc groove 11 is 120 °~150 °；
I.e. the both ends of arc groove 11 are not higher than the horizontal plane where the center of deep hole drill 90, and the dress of deep hole drill 90 takes conveniently, if
The center that the both ends of arc groove 11 are higher by deep hole drill 90 will form deep trouth, i.e. influence wheel grinding, take depth drill with fashionable dress
First 90 is also inconvenient.The arc chord angle E of arc groove 11 is 120 °~150 °, and the arc groove 11 within the scope of this had both been able to satisfy straight trough type
Deep hole drill 90 support package requirement, and can convenient for deep hole drill 90 dismounting and processing.
One end of arc groove 11 can be concordant with the center of deep hole drill 90, and the other end is lower than the center of deep hole drill, side
Civilian dress takes deep hole drill 90.
The clamping end of deep hole drill 90 is fixed on the main shaft of grinding machine, and deep hole drill 90 is horizontal positioned, and arc groove 11 is used for
Deep hole drill 90 is blocked, grinding wheel is ground from the top of deep hole drill 90 along axial direction, at least one circular arc slot type depth drill
The quantity of head grinding location device, circular arc slot type deep hole drill grinding location device is determined according to the length of deep hole drill 90.It is fixed
Position seat 10 plays the role of supporting deep hole drill 90, can prevent deep hole drill 90 from fractureing, while can prevent deep hole drill 90
Chattering occurs when grinding, so that grinding lines is uniform in the chip space of deep hole drill 90, chip removal is smooth；It is steady grinding wheel can be protected
Fixed grinding, so that core thickness is consistent from front end to end；And processing efficiency can be effectively ensured.One arc groove can be applicable in several straight
The deep hole drill of diameter can reduce the frequency of replacement positioning seat 10.
Axle center regulating device includes axle center fixing seat 41, adjusts support 35, left-right rotary adjusting screw 30 and axle center adjustment seat
21。
As shown in Figure 3 and Figure 4, the bottom of positioning seat 10 is equipped with link block 12, is set on link block 12 there are two through-hole, as schemed
Shown in 4 and Fig. 5, the top of axle center adjustment seat 21 is equipped with fixing groove 22, and fixing groove 22 matches with link block 12, fixing groove
22 side is equipped with threaded hole, and threaded hole is corresponding with the through-hole on link block 12, and link block 12 is fixed on by connection bolt
Determine in slot 22.Fixing groove 22 and link block 12 match stationary positioned seat 10, are convenient for changing different positioning seats 10, and energy
Enough to guarantee after replacing different positioning seats 10, positioning seat 10 only needs to adjust up and down, does not need left and right adjustment, reduces circular arc slot type
The debug time of deep hole drill grinding location device.
The top of axle center adjustment seat 21 is additionally provided with a slot segmentation 26, and slot segmentation 26 is located at the centre bit of axle center adjustment seat 21
It sets, and is mutually perpendicular to fixing groove 22, and be intertwined.Slot segmentation 26 can eliminate stress, generate Light deformation, can be effective
Compression link block 12, prevent positioning seat 10 crooked.
As shown in Figure 5 and Figure 6, the bottom of axle center adjustment seat 21 is equipped with fixing lug boss 23, the shape of fixing lug boss 23 and half
The shape of a dovetail guide is consistent, i.e., the side of fixing lug boss 23 is inclined-plane, and the other side is vertical face, and vertical face is equipped with
Locking slot 25 because can not process locking slot 25 on inclined-plane, while improving positioning accuracy with a contour localization.Axle center is fixed
The top of seat 41 is equipped with locating slot 411, and locating slot 411 is through slot, the shape one of the shape of locating slot 411 and half of dovetail groove
It causes, locating slot 411 matches with fixing lug boss 23, and the side of locating slot 411 is equipped with holding screw 26, and holding screw 26 is pressed in
In locking slot 25.Half of dovetail guide and half of dovetail groove match can be in the position of vertical direction limitation axle center adjustment seat 21
It sets, prevents about 21 play of axle center adjustment seat, locking slot 25 prevents holding screw 26 from weighing the side of fixing lug boss 23 wounded, will fix
The side of boss 23 extrudes protrusion, makes the stuck position for causing that positioning seat 10 can not be adjusted in locating slot 411 of fixing lug boss 23,
Holding screw 26 is matched with half of dovetail groove simultaneously, prevents about 21 play of axle center adjustment seat, is realized effective positioning, is guaranteed
Consistency of the core thickness of deep hole drill 90 from front end to rear end.
As shown in Fig. 2, adjusting the side that support 35 is fixed by screws in axle center adjustment seat 21, adjusts and set on support 35
There is the first threaded hole.One end of the fixing lug boss 23 of axle center adjustment seat 21 is equipped with the second threaded hole 24.
As shown in fig. 7, one end that left-right rotary adjusts screw 30 is equipped with sinistral external thread 31, the other end is equipped with dextrorotation external screw thread
32, one end of left-right rotary screw is equipped with interior hexagonal 33.Interior hexagonal 33 facilitates rotation left-right rotary to adjust screw 30, and is easy to control
Left-right rotary adjusts the rotational angle of screw 30, realizes the rotation of low-angle, is conducive to accurately adjust.Left-right rotary adjusts screw 30
One end is mounted in the first threaded hole adjusted on support 35, and the other end is mounted in the second threaded hole 24 of fixing lug boss 23.
Due to adjust support 35 be it is fixed, fixing lug boss 23 be it is movable, rotation left-right rotary adjust screw 30 when, left-right rotary adjust spiral shell
Nail 30 and fixing lug boss 23 move, if rotation left-right rotary adjusts outside movement of the screw 30 to adjusting support 35, this
When left-right rotary adjust screw 30 and will push fixing lug boss 23 to mobile far from the direction for adjusting support 35, due to left hand thread and the right side
The screw pitch for revolving screw thread is different, so that left-right rotary adjusts the mobile distance of 30 relative adjustment support 35 of screw and fixing lug boss 23 is opposite
The mobile distance difference of support 35 is adjusted, to realize the position adjustment of fixing lug boss 23, and then realizes axle center adjustment seat 21
Position adjustment, is overlapped the plane of symmetry of arc groove 11 with the perpendicular where the axis of grinding machine spindle, i.e. realization positioning seat 10
The adjustment of opposite grinding machine spindle axis left-right position.The different of screw pitch can pass through the realization of the screw thread of different nominal diameters or one
A is fine thread, and one is thick pressure screw thread.It is the left-handed of M8 that left-right rotary, which adjusts screw 30 with one end that support 35 is connect is adjusted,
Screw thread, end are equipped with interior hexagonal 33；It is dextrorotation M6 screw thread, M8 that left-right rotary, which adjusts one end that screw 30 is connect with fixing lug boss 23,
Screw pitch be 1.5mm, the screw pitch of M6 is 1mm, when rotate left-right rotary adjust screw 30 it is mobile to the outside for adjusting support 35 when, turn
A dynamic circle, left-right rotary adjust screw 30 to the mobile 1.5mm in outside for adjusting support 35, and left-right rotary adjusts screw 30 and drives fixation convex
Platform 23 is to the mobile 1.5mm of support 35 is adjusted, and due to the effect of dextrorotation M6 screw thread, fixing lug boss 23 is needed simultaneously to far from adjusting branch
The mobile 1mm in the direction of seat 35, therefore 23 reality of fixing lug boss moves 0.5mm to support 35 is adjusted, and similarly, rotates backward a left side
Fixing lug boss 23 moves 0.5mm to far from the direction for adjusting support 35 when right-hand adjusting screw 30 1 encloses.It is tuned by left and right
Save the fine tuning that screw 30 realizes 10 position of positioning seat.Since screw pitch is smaller, degree of regulation is higher, such as adjusts essence using fine thread
Du Genggao.Screw 30 is adjusted by using left-right rotary and adjusts the position of positioning seat 10, to guarantee deep hole drill 90 before being ground
The bounce of bar is met the requirements, and avoids trembling in grinding and 11 asymmetry of arc groove.Left-right rotary adjusts screw
30 is easy to process, compact-sized, realizes the accurate adjustment of position, reduces circular arc slot type deep hole drill grinding location device
Volume.
As shown in Fig. 2, height adjustment device includes lifting shaft, guide holder 50, adjusting nut 52, lower pulling shaft 55, upper pulling shaft
53 and tension spring 54.
As shown in Figure 8 and Figure 9, lifting shaft is multi-diameter shaft, including adjustment axis 42 and sliding axle 43, the periphery of adjustment axis 42
It is equipped with external screw thread, adjusting nut 52 and locking nut 51 are housed in adjustment axis 42, the diameter of adjustment axis 42 is less than sliding axle 43
Diameter, the top of adjustment axis 42 is equipped with axle center fixing seat 41, and axle center fixing seat 41 can be overall structure, sliding with lifting shaft
The bottom of axis 43, which is equipped with, tenses hole 44, and upper pulling shaft 53 is fixed on sliding axle 43, and is passed through and tensed hole 44.Adjustment axis 42 is used for
The height of lifting shaft is adjusted, sliding axle 43 is used to limit the moving direction of lifting shaft, and lifting shaft is made to keep vertical state, prevents
Lifting shaft shakes.Improve stability.
Guide holder 50, guide holder 50 are fixed on pedestal 60.The center at 50 top of guide holder is equipped with sliding eye, and sliding eye is perpendicular
Straight setting, the sliding of sliding axle 43 are inserted in sliding eye, and lower pulling shaft 55 is fixed on the bottom of guide holder 50, and passes through sliding eye.
Tension spring 54, which is located at, to be tensed in hole 44, and one end of tension spring 54 is fixed on lower pulling shaft 55, and the other end is fixed on pulling shaft
On 53, tension spring 54 is used to for adjusting nut 52 being pressed on the top of guide holder 50, and sliding axle 43 is prevented to be detached from guide holder 50, and
It can be pulled automatically in downward adjustment and decline lifting shaft.
Lifting shaft is equipped with limiting slot 45, and limiting slot 45 is located at the side of lifting shaft, and limiting slot 45 extends from sliding axle 43
To adjustment axis 42；It further include stop screw 46, stop screw 46 is mounted on guide holder 50, and one end of stop screw 46 is inserted in limit
In the slot 45 of position, stop screw 46 is for preventing lifting shaft from rotating.
The height and position that adjusting nut 52 adjusts lifting shaft is rotated, locking nut 51 is tightened after being adjusted in place and limits lifting shaft
Position.Lifting shaft is used to adjust the position of 10 vertical direction of positioning seat, to make the axis and grinding machine spindle of deep hole drill 90
Axis be overlapped.
As depicted in figs. 1 and 2, the bottom of pedestal 60 is equipped with locating piece 61 and T-block 62, and locating piece 61 and T-block 62 are equal
The both ends of pedestal 60 are located at, and the position of locating piece 61 and T-shaped block is opposite with the position of T-slot on Grinder bench
It answers.Locating piece 61 is fixed on pedestal 60 by screw and pin, and locating piece 61 can guarantee that remover-and-replacer is convenient and efficient, and can be protected
The center of card circular arc slot type deep hole drill grinding location device is overlapped with grinding machine center, does not need the position for adjusting pedestal 60 every time
It sets.T-shaped block is only used for for pedestal 60 being locked on the workbench of grinding machine.The workbench of pedestal 60 and grinding machine is fixed with locating piece 61
Position is connected with screw again, it is ensured that the center of circular arc slot type deep hole drill grinding location device is overlapped with grinding machine spindle center, is prevented
Only arc groove 11 is asymmetric in 90 grinding process of deep hole drill.
When work, first it is ground according to the diameter and length selective positioning seat 10 and circular arc slot type deep hole drill of deep hole drill 90
Then pedestal 60 is installed on the workbench of grinding machine by the quantity of positioning device, then load onto depth drill on the main shaft of grinding machine
First 90, adjusting nut 52 is rotated, contacts the arc groove 11 of positioning seat 10 with deep hole drill 90, rotation left-right rotary adjusts screw
30, using the concentricity of amesdial measurement deep hole drill 90, and then determine the position of lifting shaft and center of rotation adjustment seat 21, so
After tighten locking nut 51 and holding screw 26, realize being completely fixed for positioning seat 10.It is adjusted when only initial workpiece being needed to process primary.
Advantages of the present invention:
1, circular arc slot type deep hole drill grinding location device and the contact area of deep hole drill 90 are big, can prevent depth drill
Chattering occurs when first 90 grinding, so that grinding lines is uniform in chip space, chip removal is smooth.
2, the bottom of the arc groove 11 of circular arc slot type deep hole drill grinding location device is a circle, is added in deep hole drill 90
When second chip space of work, first chip space, which will not be stuck on arc groove 11, leads to chipping.
3, circular arc slot type deep hole drill grinding location device can satisfy the grinding of the deep hole drill 90 of straight trough type, when
After the completion of one chip space grinding, arc groove 11 can support remaining back, guarantee that second chip space grinding is stablized.
4, circular arc slot type deep hole drill grinding location device can adapt to the processing of different deep hole drills 90.
5, circular arc slot type deep hole drill grinding location device supporting & stablizing makes grinding wheel stablize grinding, guarantees processing efficiency.
6, circular arc slot type deep hole drill grinding location device only needs to replace positioning seat 10 i.e. according to different tool specifications
Can, installation and debugging are convenient, versatile.
Claims (10)
1. circular arc slot type deep hole drill grinding location device, which is characterized in that including
The top of positioning seat (10), the positioning seat (10) is equipped with arc groove (11), the diameter and deep hole drill of arc groove (11)
(90) diameter is consistent, and the arc groove (11) is for fixing deep hole drill (90)；
Axle center regulating device is equipped with positioning seat (10) in the axle center regulating device；
Height adjustment device is equipped with axle center regulating device on the height adjustment device, and height adjustment device is for adjusting positioning
The height of seat (10)；And
Pedestal (60), height adjustment device is equipped on the pedestal (60), and pedestal (60) is mounted on the workbench of grinding machine.
2. circular arc slot type deep hole drill grinding location device according to claim 1, which is characterized in that the arc groove 11
Both ends be not higher than the center of deep hole drill, the arc chord angle of arc groove 11 is 120 °~150 °.
3. circular arc slot type deep hole drill grinding location device according to claim 1, which is characterized in that
The axle center regulating device includes
Axle center fixing seat (41), the axle center adjustment seat (21) are fixed on height adjustment device；
It adjusts support (35), the side for adjusting support (35) and being fixed on axle center fixing seat (41) adjusts and sets on support (35)
First threaded hole；
Left-right rotary adjusts screw (30), and one end that the left-right rotary adjusts screw (30) is equipped with sinistral external thread (31), the other end
Equipped with dextrorotation external screw thread (32), the left-right rotary adjusts the nominal diameter and the outer spiral shell of dextrorotation of the sinistral external thread (31) of screw (30)
The nominal diameter of line (32) is different or screw pitch is different；One end that left-right rotary adjusts screw (30), which is mounted on, to be adjusted on support (35)
In first threaded hole；And
Axle center adjustment seat (21), the axle center adjustment seat (21) are slidably mounted on the top of axle center fixing seat (41), and axle center is adjusted
Seat (21) is equipped with the second threaded hole (24), and the second threaded hole (24) is connect with the other end that left-right rotary adjusts screw (30), axis
The top of heart adjustment seat (21) is equipped with positioning seat (10).
4. circular arc slot type deep hole drill grinding location device according to claim 3, which is characterized in that
The top of the axle center fixing seat (41) is equipped with locating slot (411), and locating slot (411) is through slot；
The bottom of the axle center adjustment seat (21) is equipped with fixing lug boss (23), and the fixing lug boss (23) is inserted in locating slot (411)
In.
5. circular arc slot type deep hole drill grinding location device according to claim 4, which is characterized in that
The locating slot (411) is dovetail groove, and the fixing lug boss (23) is dovetail sliding rail.
6. circular arc slot type deep hole drill grinding location device according to claim 4 or 5, which is characterized in that
The side of the axle center fixing seat (41) is equipped with holding screw (26), the holding screw (26) and locating slot (411) phase
Logical, holding screw (26) is pressed on the side of fixing lug boss (23).
7. circular arc slot type deep hole drill grinding location device according to claim 1, which is characterized in that
The height adjustment device includes
Lifting shaft, the lifting shaft are multi-diameter shaft, including adjustment axis (42) and sliding axle (43), the outer circle of the adjustment axis (42)
Face is equipped with external screw thread, and the diameter of adjustment axis (42) is less than the diameter of sliding axle (43), and the top of adjustment axis (42) is equipped with axle center
Regulating device；
Guide holder (50), the center at the top of the guide holder (50) are equipped with sliding eye, and sliding eye is vertically arranged, the sliding axle
(43) sliding is inserted in sliding eye, and guide holder (50) is fixed on pedestal (60)；
Adjusting nut (52), the adjusting nut (52) are screwed on adjustment axis (42), and are located at the top of guide holder (50)；And
Tension device, tension device are connect with guide holder (50) and sliding axle (43) respectively, and the tension device will be for that will adjust
Nut (52) is pressed on the top of guide holder (50).
8. circular arc slot type deep hole drill grinding location device according to claim 7, which is characterized in that
The bottom of the sliding axle (43), which is equipped with, tenses hole (44)；
The tension device includes
Lower pulling shaft (55), the lower pulling shaft (55) is fixed on the bottom of guide holder (50), and passes through sliding eye；
Upper pulling shaft (53), the upper pulling shaft (53) are fixed on sliding axle (43), and pass through and tense hole (44)；And
Tension spring (54), the tension spring (54), which is located at, to be tensed in hole (44), and one end of tension spring (54) is fixed on lower pulling shaft (55), separately
One end is fixed on pulling shaft (53).
9. circular arc slot type deep hole drill grinding location device according to claim 7, which is characterized in that
The lifting shaft is equipped with limiting slot (45), and the limiting slot (45) is located at the side of lifting shaft, and limiting slot (45) is from cunning
Moving axis (43) extends to adjustment axis (42)；
It further include stop screw (46), the stop screw (46) is mounted on guide holder (50), one end of stop screw (46)
It is inserted in limiting slot (45), stop screw (46) is for preventing lifting shaft from rotating.
10. circular arc slot type deep hole drill grinding location device according to claim 1, which is characterized in that
The bottom of the pedestal (60) is equipped with locating piece (61) and T-block (62), and locating piece (61) and T-block (62) distinguish position
In the both ends of pedestal (60), and the position of locating piece (61) and T-shaped block is opposite with the position of the T-slot on Grinder bench
It answers.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811425948.6A CN109434575B (en) | 2018-11-27 | 2018-11-27 | Arc groove type deep hole drill grinding and positioning device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811425948.6A CN109434575B (en) | 2018-11-27 | 2018-11-27 | Arc groove type deep hole drill grinding and positioning device |
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| CN109434575A true CN109434575A (en) | 2019-03-08 |
| CN109434575B CN109434575B (en) | 2023-09-01 |
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| GB122014A (en) * | 1918-01-09 | 1919-01-09 | Robert Povey | Improvements in Tool Grinding Mechanism. |
| CN201442193U (en) * | 2009-05-07 | 2010-04-28 | 王德才 | Precision grinding machine for drill bits |
| CN102179657A (en) * | 2011-06-08 | 2011-09-14 | 哈尔滨汽轮机厂有限责任公司 | Special clamp for welding lengthening drill or expanding drill |
| CN104492780A (en) * | 2014-12-16 | 2015-04-08 | 苏州光宝康电子有限公司 | Adjusting mechanism of scraper for LCD (liquid crystal display) production |
| CN204471115U (en) * | 2015-03-11 | 2015-07-15 | 亚狮精密刀具(苏州)有限公司 | A kind of drill bit processing auxiliary clamp |
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| CN109434575B (en) | 2023-09-01 |
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