CN106424826A - Vibration beam hole drilling tool for piezoelectric gyroscope - Google Patents
Vibration beam hole drilling tool for piezoelectric gyroscope Download PDFInfo
- Publication number
- CN106424826A CN106424826A CN201611099640.8A CN201611099640A CN106424826A CN 106424826 A CN106424826 A CN 106424826A CN 201611099640 A CN201611099640 A CN 201611099640A CN 106424826 A CN106424826 A CN 106424826A
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- micrometer
- screw
- base
- slide block
- hole
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B41/00—Boring or drilling machines or devices specially adapted for particular work; Accessories specially adapted therefor
- B23B41/003—Boring or drilling machines or devices specially adapted for particular work; Accessories specially adapted therefor for drilling elongated pieces, e.g. beams
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
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Abstract
The invention discloses a vibration beam hole drilling tool for a piezoelectric gyroscope. A first micrometer assembly is horizontally arranged on the front side of a base, and a second micrometer assembly is horizontally arranged at the right end of the base; a micrometer outer shell of the first micrometer assembly is arranged in a horizontal mounting hole of a micrometer seat, a steel ball sleeve is fixedly arranged at the rear end of a micrometer gauge outfit in a coaxial mode, and a location steel ball is arranged in a rear hole opening of the steel ball sleeve; two limiting blocks are laterally fixed on the rear portion of the top face of the base side by side, and a front-back through V-shaped groove is formed between the two limiting blocks; the rear side face of a detection positioning block makes contact with a dial indicator gauge outfit; a fulcrum screw and a limiting pin are arranged on the rear side face of a dial indicator seat, after the tail portion of a connecting screw penetrates through a via hole of a clamping rod, the tail portion of the connecting screw is vertically fixed to the rear side face of a sliding block, and a spring is arranged on the connecting screw in a sleeving mode. According to the vibration beam hole drilling tool for the piezoelectric gyroscope, the two ends of a vibration beam can be fast and accurately located, and thus under the precondition that the symmetrical degree of two holes of the vibration beam is guaranteed, equipment cost and machining cost are greatly lowered.
Description
Technical field
The beam drilling tool the invention belongs to piezolectric gyroscope manufacture field, more particularly to a kind of piezolectric gyroscope shake.
Background technology
The beam that shakes is the core component of piezolectric gyroscope, and the beam that shakes is that strip structure, its two ends has a up/down perforation
Hole, the two holes are designed to symmetrical with regard to the centrage of the beam that shakes.Also, the symmetry in two holes is critically important, it can affect entirely
The certainty of measurement of piezolectric gyroscope, and then the performance of piezolectric gyroscope is affected, need to be particularly ensured that the hole symmetry at the beam two ends that shake for this.
At present, we typically process the hole at the beam two ends that shake using high accuracy boring machine, can be fine by this processing mode
Ground ensures that the machining accuracy in hole and symmetry are required, but high accuracy boring machine is relatively costly, and the cost of a high accuracy boring machine exists
Hundreds thousand of, manufacturing cost can be thus significantly increased.For this purpose, being badly in need of, on the premise of ensureing that two hole symmetries are required, reducing
Processing cost.
Content of the invention
The technical problem to be solved is to provide a kind of piezolectric gyroscope and shakes beam drilling tool, is intended to by this frock
Clamping shakes after beam and drills, on the premise of two hole symmetries are ensured, effective reduces cost.
Technical scheme is as follows：A kind of piezolectric gyroscope shakes beam drilling tool, it is characterised in that：Including base (1)
With attachment screw (21), the front side horizontal of wherein base (1) is provided with the first micrometer component, and the right-hand member level of the base (1) sets
There is the second micrometer component, the two micrometer components are located in the same horizontal plane, and its structure is identical, and is mutually perpendicular to；Described
First micrometer component includes micrometer (2) and positioning ball (6), and the wherein shell of micrometer (2) is arranged on micrometer stand (3)
Be horizontally mounted in hole, and be locked on micrometer stand (3) by front lock-screw (4), the micrometer stand is by screw and institute
The leading flank for stating base (1) is fixed；The gauge outfit of micrometer (2) is located above base (1), and the rear end of the micrometer gauge outfit is same
Axle is installed with a steel ball sleeve (5), in the rear aperture of steel ball sleeve (5), one positioning ball (6) is housed；
Rear portion of base (1) top surface or so is fixed with two limited blocks (7) side by side, is formed between the two limited blocks
The V-shaped groove of one insertion in front and back, is provided with a slide block that can move forward and backward (8) at the notch of V-shaped groove；On slide block (8)
Fang Shuiping is provided with a block pressur plate (9), and the left and right end of the pressing plate is respectively by bridge screw (10) and corresponding limited block (7)
Fixing, so as to slide block (8) is pressed in the V-shaped groove；The left and right end of slide block (8) bottom surface is installed with a steel respectively
Ball retainer (11), being rotatably assorted in the installing hole of each ball retainer front and rear portions respectively has a rolling steel balls (12), this
Rolling steel balls cell wall point contact corresponding with the V-shaped groove a bit；
The front vertical of slide block (8) top surface is installed with a detection alignment pin (13), in detection alignment pin dead astern
A detection locating piece (14) is provided with, the leading flank of the detection locating piece is fixed with detection alignment pin (13) periphery, and is detected
Alignment pin (13) and detection locating piece (14) are respectively positioned in U-shaped resigning breach (9a) at the pressing plate (9) rear portion；The detection is fixed
The trailing flank of position block (14) is contacted with the gauge outfit of amesdial (15), the micrometer of the amesdial and the first micrometer component
(2) it is coaxially disposed, and the watchcase of amesdial (15) being horizontally mounted in hole installed in dial gage base (16), and by rear lock-screw
(17) it is locked on dial gage base (16), and the leading flank of dial gage base (16) is fixed with the base (1) trailing flank；
The trailing flank of dial gage base (16) is vertically and fixedly provided with a pivot screw (18) and a spacer pin (19), its
Central bearing point screw (18) is located on the left of spacer pin (19), and the location hole in the middle part of clamping bar (20) is joined with pivot screw (18) gap
Close, the pilot hole of clamping bar (20) right-hand member is coordinated with spacer pin (19) gap；Described attachment screw (21) are located at pivot screw
(18) and spacer pin (19) between, after the afterbody of the attachment screw passes through the via on clamping bar (20), with the slide block (8)
Trailing flank is vertically fixed；The axial line of attachment screw (21) is connecting with amesdial (15) axial line in same vertical plane
Connect on screw (21) and a spring (22) is set with, the front side of the spring is abutted with the slide block (8) trailing flank, after spring (22)
Side is abutted with the dial gage base (16) leading flank；When clamping bar (20) left end is pulled, clamping bar (20) right side can be driven
End decontrols the dress around pivot screw (18) swing backward so as to drive attachment screw (21) and slide block (8) to be moved rearwards by together
During clamping bar (20) left end, slide block (8) reach under the spring (22) effect resets；
Clamping shake beam (Z) when, the positioning ball (6) of the second micrometer component is shaken to positioning beam (Z) axially position, institute
State the positioning ball (6) of the first micrometer component and slide block (8) positioning that matches is shaken the front and back position of beam (Z).
Before drilling, the base 1 of this drilling tool is positioned on the workbench of high accuracy drilling machine.Clamping shake beam when, first
Clamping bar left end is pulled, and makes clamping bar right-hand member micro swing be done backward around pivot screw, so as to drive attachment screw and slide block one
Rise and be moved rearwards by, in order to clamping position is reserved, and the beam that shakes is placed on the base top surface on front side of slide block；Make to shake the right-hand member and of beam
The positioning ball point contact of two micrometer components, the front side of the beam that shakes is contacted with the positioning ball point of the first micrometer component, passes through
The micrometer of two micrometer components of control can adjust right position and the front and back position of the beam that shakes, and finally decontrols and pulls clamping bar
Left end, the rear side of the beam that shaken by slide block compression, drill in the beam right part that shakes so as to the drill bit of drilling machine；After being drilled a hole, the beam that will shake takes
Commutate after lower and by the left and right of the beam that shakes.During commutation drilling, the micrometer of motionless two micrometer components, the reading of amesdial also should
Finally should drill in the left part of the beam that shakes, so as in the left and right of the beam that shakes with identical, so ability accurate positioning before commutation drilling
Portion drills, and the symmetry in two holes can be thus effectively ensured.
It is pointed out that the present invention is shaken the position of beam using high-precision micrometer positioning, and using positioning ball with
The mode of the beam point that shakes contact is effectively ensured positioning precision；Meanwhile, the slide block of this case is supported on the V-shaped groove using rolling steel balls
On cell wall, and rolling steel balls cell wall point contact corresponding with V-shaped groove, the precision that slide block is moved forward so also is can guarantee that, from
And ensure that slide block straight line is moved forward, and then ensure clamping precision.In addition, this case is using amesdial and detection alignment pin, detection
Locating piece (14) combines, and effectively determines the position of slide block, and two micrometer components, the slip location structure of slide block and thousand points
Table with detection alignment pin, detection locating piece (14) be organically combined together, formed one interact, close ties whole
Body, can thus be effectively ensured and shake the forward and backward position location of beam commutation unanimously, bore so as to same position of the drill bit at the beam two ends that shake
Hole, so as to reliably ensure the symmetry in two holes.
Consider that the cantilever thickness that shakes is thin, required precision height, the beam that shakes can not be allowed during clamping to deform upon, so this case is using drilling
Mode is processed.Compared with bore hole mode, just thousand of yuan of the cost of high accuracy drilling machine, hundreds thousand of than high accuracy boring machine significantly drop
Low, thus significantly reduce equipment cost and processing cost.This drilling tool can quickly and accurately position the two ends of the beam that shakes,
Drill at the two ends of the beam that shakes so as to the drill bit of high accuracy drilling machine, and can reliably ensure the symmetrical of two holes on the beam that shakes
Degree, so as to ensure the machining accuracy of piezolectric gyroscope, thus on the beam that shakes is ensured on the premise of two hole symmetries, significantly
Equipment cost and processing cost is reduced, overcomes the defect of prior art well.
Preferably, described pressing plate (9) are fixed with limited block (7) by four bridge screws (10), this four pressing plate spiral shells
Nail (10) is located in four fixed points of same rectangle.
For the ease of manufacture, detection locating piece (14) is fixing with detection alignment pin (13) by bonding agent.
Beneficial effect：This drilling tool can quickly and accurately position the two ends of the beam that shakes, and exist so as to the drill bit of high accuracy drilling machine
The two ends drilling of piece beam that shakes, and can reliably ensure the symmetry in two holes on the beam that shakes, so as to ensure piezolectric gyroscope
Machining accuracy, thus on the beam that shakes is ensured on the premise of two hole symmetries, significantly reduces equipment cost and processing
Cost, high in machining efficiency, overcome the defect of prior art, and the simple structure of this drilling tool well, convenient mounting and clamping, fast
Prompt.
Description of the drawings
Fig. 1 is the front view of the present invention.
Fig. 2 is the A of Fig. 1 to zoomed-in view.
Specific embodiment
The invention will be further described with reference to the accompanying drawings and examples：
As shown in Figure 1, 2, a kind of piezolectric gyroscope shakes beam drilling tool, mainly by base 1, the first micrometer component and second
Micrometer component etc. is constituted.Wherein, the front side horizontal of base 1 is provided with the first micrometer component, and the right-hand member level of the base 1 is provided with
Second micrometer component, the two micrometer components are located in the same horizontal plane, and its structure is identical, and is mutually perpendicular to.1000th
Point chi component includes micrometer 2 and positioning ball 6, and the wherein shell of micrometer 2 is horizontally mounted hole installed in micrometer stand 3
In, and be locked on micrometer stand 3 by front lock-screw 4, the leading flank of the micrometer stand 3 by screw with base 1 is fixed.
The gauge outfit of micrometer 2 is located at 1 top of base, and the rear end of 2 gauge outfit of micrometer is coaxially installed with a steel ball sleeve 5, in steel ball sleeve 5
Aperture is equipped with a positioning ball 6 in the way of rolling cooperation afterwards.During the handle of rotation micrometer 2, steel ball sleeve 5 can be driven and determined
Position steel ball 6 is moved axially, and positioning ball 6 contacts the deflection that can not only reduce the beam Z that shakes, and positioning ball 6 with the beam Z point that shakes
Coordinate with micrometer 2 and can effectively improve positioning precision.
Rear portion of 1 top surface of base or so is fixed with two limited blocks 7 side by side, before forming one between the two limited blocks 7
The V-shaped groove of insertion, is provided with a slide block that can move forward and backward 8 at the notch of V-shaped groove afterwards, and the leading flank of the slide block 8 is vertical
Face, the vertical plane is used for contacting with the trailing flank of the beam Z that shakes.8 upper horizontal of slide block is provided with a block pressur plate 9, the pressing plate 9 left and right
End is respectively fixed with corresponding limited block 7 by bridge screw 10, so as to slide block 8 is pressed in V-shaped groove.In the present case,
Pressing plate 9 is fixed with limited block 7 by four bridge screws 10, and this four bridge screws 10 are located at four fixed points of same rectangle
On.The left and right end of 8 bottom surface of slide block is installed with a ball retainer 11 respectively, the installation of each 11 front and rear portions of ball retainer
Being rotatably assorted in hole respectively has rolling steel balls 12, the cell wall point contact corresponding with V-shaped groove of these rolling steel balls 12, to protect
Hold positioning precision.
As shown in Figure 1, 2, the front vertical of 8 top surface of slide block is installed with a detection alignment pin 13, in detection alignment pin just
Rear is provided with a detection locating piece 14, and the leading flank of the detection locating piece is fixed with detection 13 periphery of alignment pin, and is detected
Alignment pin 13 and detection locating piece 14 are respectively positioned in the U-shaped resigning breach 9a at 9 rear portion of pressing plate.In the present case, locating piece 14 is detected
Fixed with detection alignment pin 13 by bonding agent.The trailing flank of detection locating piece 14 is contacted with the gauge outfit of amesdial 15, this thousand points
Table 15 is coaxially disposed with the micrometer 2 of the first micrometer component.The watchcase of amesdial 15 is pacified installed in the level of dial gage base 16
In dress hole, and it is locked on dial gage base 16 by rear lock-screw 17, and the leading flank of dial gage base 16 is pasted with 1 trailing flank of base
Close, and be fixed by screws in together.
The trailing flank of dial gage base 16 is vertically and fixedly provided with a pivot screw 18 and a spacer pin 19, wherein pivot screw
18 are located at 19 left side of spacer pin, and pivot screw 18 and spacer pin 19 are located in the same horizontal plane.The positioning at 20 middle part of clamping bar
Hole is coordinated with 18 gap of pivot screw, and the pilot hole of 20 right-hand member of clamping bar is coordinated with 19 gap of spacer pin, thus makes clamping bar
20 can do micro swing with respect to pivot screw 18 and spacer pin 19, so as to pivot screw 18 to be regarded the fulcrum of lever, and
Spacer pin 19 is main to be oriented to clamping bar 20 and spacing, prevents the arbitrarily play of clamping bar 20.
Attachment screw 21 is Wei Yu pivot screw 18 and spacer pin 19 between, and the afterbody of the attachment screw 21 passes through clamping bar 20
On via after, vertical with the trailing flank of slide block 8 fix.The axial line of attachment screw 21 is with 15 axial line of amesdial same perpendicular
In facing directly, a spring 22 is set with attachment screw 21, the front side of the spring 22 is abutted with 8 trailing flank of slide block, spring 22
Rear side is abutted with 16 leading flank of dial gage base.When clamping 20 left end of bar is pulled, 20 right-hand member of clamping bar can be driven around pivot screw
18 do micro swing backward, so as to drive attachment screw 21 and slide block 8 to be moved rearwards by together.When decontroling clamping 20 left end of bar, sliding
The reach under the effect of spring 22 of block 8 and attachment screw 21 resets, and the head of attachment screw 21 can be spacing by clamping bar 20, so as to
Limit the extreme position of the forward movement of slide block 8.
Before drilling, the base 1 of this drilling tool is positioned on the workbench of high accuracy drilling machine.Clamping shake beam Z when, first
20 left end of clamping bar is pulled, and makes 20 right-hand member of clamping bar micro swing be done backward around pivot screw 18, so as to drive attachment screw 21
And slide block 8 is moved rearwards by together, to reserve clamping position, and the beam Z that shakes is placed on 1 top surface of base of 8 front side of slide block；Make to shake
The right-hand member of beam Z is contacted with 6 points of the positioning ball of the second micrometer component, the positioning of the front side of the beam Z that shakes and the first micrometer component
6 points of contacts of steel ball, can adjust right position and the front and back position of the beam Z that shakes by controlling the micrometer of two micrometer components, most
Decontroling the left end for pulling clamping bar 20 afterwards, the rear side of the beam Z that shakes is compressed by slide block 8, bores in the beam Z right part that shakes so as to the drill bit of drilling machine
Hole；After being drilled a hole, commutate after the beam Z that shakes is removed and by the left and right of the beam Z that shakes.During commutation drilling, motionless two micrometer groups
The micrometer of part, the reading of amesdial 15 is identical before also should drilling with commutation, and so ability accurate positioning, finally in the beam that shakes
The left part drilling of Z, so as to drill in the left and right portion of the beam Z that shakes, can thus be effectively ensured the symmetrical of upper two holes of beam Z that shakes
Degree.
Presently preferred embodiments of the present invention is the foregoing is only, not with the present invention as limiting, all essences in the present invention
Any modification, equivalent and improvement that is made within god and principle etc., should be included within the scope of the present invention.
Claims (3)
1. a kind of piezolectric gyroscope shakes beam drilling tool, it is characterised in that：Including base (1) and attachment screw (21), wherein base
(1) front side horizontal is provided with the first micrometer component, and the right-hand member level of the base (1) is provided with the second micrometer component, the two
Micrometer component is located in the same horizontal plane, and its structure is identical, and is mutually perpendicular to；The first micrometer component includes micrometer
(2) and positioning ball (6), the wherein shell of micrometer (2) being horizontally mounted in hole installed in micrometer stand (3), and by front
Lock-screw (4) is locked on micrometer stand (3), and leading flank of the micrometer stand by screw with the base (1) is fixed；Institute
The gauge outfit for stating micrometer (2) is located above base (1), and the rear end of the micrometer gauge outfit is coaxially installed with a steel ball sleeve (5),
The rear aperture of steel ball sleeve (5) is equipped with one positioning ball (6)；
Rear portion of base (1) top surface or so is fixed with two limited blocks (7) side by side, forms one between the two limited blocks
The V-shaped groove of insertion in front and back, is provided with a slide block that can move forward and backward (8) at the notch of V-shaped groove；Water above slide block (8)
Put down and a block pressur plate (9) be provided with, the left and right end of the pressing plate is respectively fixing with corresponding limited block (7) by bridge screw (10),
So as to slide block (8) is pressed in the V-shaped groove；The left and right end of slide block (8) bottom surface is installed with a steel ball respectively and keeps
Frame (11), being rotatably assorted in the installing hole of each ball retainer front and rear portions respectively has a rolling steel balls (12), these rollings
Steel ball cell wall point contact corresponding with the V-shaped groove；
The front vertical of slide block (8) top surface is installed with a detection alignment pin (13), is provided with detection alignment pin dead astern
One detection locating piece (14), the leading flank of the detection locating piece is fixed with detection alignment pin (13) periphery, and detects positioning
Pin (13) and detection locating piece (14) are respectively positioned in U-shaped resigning breach (9a) at the pressing plate (9) rear portion；The detection locating piece
(14) trailing flank is contacted with the gauge outfit of amesdial (15), and the amesdial is same with the micrometer (2) of the first micrometer component
Axle is arranged, and the watchcase of amesdial (15) being horizontally mounted in hole installed in dial gage base (16), and by rear lock-screw (17)
It is locked on dial gage base (16), and the leading flank of dial gage base (16) is fixed with the base (1) trailing flank；
The trailing flank of dial gage base (16) is vertically and fixedly provided with a pivot screw (18) and a spacer pin (19), wherein props up
Point screw (18) is located on the left of spacer pin (19), and the location hole in the middle part of clamping bar (20) is coordinated with pivot screw (18) gap, dress
The pilot hole of clamping bar (20) right-hand member is coordinated with spacer pin (19) gap；Described attachment screw (21) are located at pivot screw (18) and limit
Between position pin (19), the afterbody of the attachment screw is hung down with the trailing flank of the slide block (8) through after the via on clamping bar (20)
Straight fixing；The axial line of attachment screw (21) with amesdial (15) axial line in same vertical plane, in attachment screw
(21) spring (22) is set with, the front side of the spring is abutted with the slide block (8) trailing flank, on rear side of spring (22) and institute
State dial gage base (16) leading flank abutting；When clamping bar (20) left end is pulled, can drive clamping bar (20) right-hand member around
Point screw (18) swing backward, so as to drive attachment screw (21) and slide block (8) to be moved rearwards by together, decontrols the clamping bar
(20), during left end, slide block (8) reach under the spring (22) effect resets；
Clamping shake beam (Z) when, the positioning ball (6) of the second micrometer component is shaken to positioning beam (Z) axially position, described the
The positioning ball (6) of one micrometer component and slide block (8) positioning that matches is shaken the front and back position of beam (Z).
2. piezolectric gyroscope according to claim 1 shakes beam drilling tool, it is characterised in that：Described pressing plate (9) pass through four
Bridge screw (10) is fixing with limited block (7), and this four bridge screws (10) are located in four fixed points of same rectangle.
3. piezolectric gyroscope according to claim 1 shakes beam drilling tool, it is characterised in that：Detection locating piece (14) is led to
Cross bonding agent fixing with detection alignment pin (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611099640.8A CN106424826B (en) | 2016-11-29 | 2016-11-29 | A kind of piezolectric gyroscope shakes beam drilling tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611099640.8A CN106424826B (en) | 2016-11-29 | 2016-11-29 | A kind of piezolectric gyroscope shakes beam drilling tool |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106424826A true CN106424826A (en) | 2017-02-22 |
| CN106424826B CN106424826B (en) | 2018-06-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611099640.8A Active CN106424826B (en) | 2016-11-29 | 2016-11-29 | A kind of piezolectric gyroscope shakes beam drilling tool |
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| CN205245976U (en) * | 2015-10-29 | 2016-05-18 | 陕西法士特汽车传动集团有限责任公司 | Utensil is examined to synchronous ware shifting sleeve V type groove symmetry of catch formula |
| CN106041590A (en) * | 2016-08-24 | 2016-10-26 | 中国航天科技集团公司长征机械厂 | Fixture for machining parts with symmetrical hole structures |
| CN206230276U (en) * | 2016-11-29 | 2017-06-09 | 重庆天箭惯性科技股份有限公司 | Piezolectric gyroscope shakes beam drilling tool |
-
2016
- 2016-11-29 CN CN201611099640.8A patent/CN106424826B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102009043582B3 (en) * | 2009-09-30 | 2010-12-02 | Werner Neubeck | Method for manufacturing workpiece from stack-like raw material in computer-controlled machine tool, involves moving holder in feed direction of material, and moving rear stack part into one of clamping devices till to reaching of position |
| CN204188117U (en) * | 2014-06-18 | 2015-03-04 | 舟山远东齿轮有限责任公司 | The Quick detection tool of a kind of circular shaft pin-and-hole centre distance and symmetry |
| CN205245976U (en) * | 2015-10-29 | 2016-05-18 | 陕西法士特汽车传动集团有限责任公司 | Utensil is examined to synchronous ware shifting sleeve V type groove symmetry of catch formula |
| CN106041590A (en) * | 2016-08-24 | 2016-10-26 | 中国航天科技集团公司长征机械厂 | Fixture for machining parts with symmetrical hole structures |
| CN206230276U (en) * | 2016-11-29 | 2017-06-09 | 重庆天箭惯性科技股份有限公司 | Piezolectric gyroscope shakes beam drilling tool |
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| CN106424826B (en) | 2018-06-29 |
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