CN106041151B - Engine crankshaft damper pulley dynamic balancing detection fixture - Google Patents
Engine crankshaft damper pulley dynamic balancing detection fixture Download PDFInfo
- Publication number
- CN106041151B CN106041151B CN201610654360.2A CN201610654360A CN106041151B CN 106041151 B CN106041151 B CN 106041151B CN 201610654360 A CN201610654360 A CN 201610654360A CN 106041151 B CN106041151 B CN 106041151B
- Authority
- CN
- China
- Prior art keywords
- expansion sleeve
- elastic expansion
- dynamic balancing
- damper pulley
- engine crankshaft
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B31/00—Chucks; Expansion mandrels; Adaptations thereof for remote control
- B23B31/40—Expansion mandrels
- B23B31/4006—Gripping the work or tool by a split sleeve
- B23B31/402—Gripping the work or tool by a split sleeve using fluid-pressure means to actuate the gripping means
- B23B31/4026—Gripping the work or tool by a split sleeve using fluid-pressure means to actuate the gripping means using mechanical transmission through the spindle
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B31/00—Chucks; Expansion mandrels; Adaptations thereof for remote control
- B23B31/40—Expansion mandrels
- B23B31/4006—Gripping the work or tool by a split sleeve
- B23B31/4013—Details of the jaws
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Shafts, Cranks, Connecting Bars, And Related Bearings (AREA)
- Pulleys (AREA)
Abstract
The invention discloses a kind of engine crankshaft damper pulley dynamic balancing detection fixture, including for being arranged the elastic expansion sleeve of damper pulley to be detected, being inserted in elastic expansion sleeve and for making the balance expansion core of elastic expansion sleeve distending and making elastic expansion sleeve relative to the force component for balancing the active force that expansion core moves for being produced in elastic expansion sleeve distending.The engine crankshaft damper pulley dynamic balancing detection fixture of the present invention, it may insure that shock-proof crank pulley will not loosen when high speed rotates, positioning precision is high, ensure the accuracy of dynamic balancing data, improve the disposable qualification rate of product, the efficiency of shock-proof crank pulley dynamic balancing detection can be also improved simultaneously, ensure productive temp and the stabilization of balanced production.
Description
Technical field
The invention belongs to clamp art, and specifically, the present invention relates to a kind of engine crankshaft damper pulley to move
Balance detection fixture.
Background technology
Shock-proof crank pulley is mounted in the high speed revolving part on automobile engine crankshaft front end, to the product dynamic balancing
Performance requirement is high.
The method for entering action balance detection to shock-proof crank pulley at present be with the mounting hole of shock-proof crank pulley and
Keyway realizes positioning, and shock-proof crank pulley situation about loosening can occur in detection process because high speed rotates, shock-proof crank
Belt pulley is not locked in detection process, and the result detected has certain error amount, causes dynamic balancing data
Inaccuracy, cause the rework rate of product higher, and detection efficiency is also low.
The content of the invention
It is contemplated that at least solves one of technical problem present in prior art.Therefore, the present invention provides a kind of hair
Motivation shock-proof crank pulley dynamic balancing detection fixture, it is therefore an objective to avoid damper pulley from being loosened in detection process,
Improve the accuracy of dynamic balancing data.
To achieve these goals, the technical scheme taken of the present invention is：The dynamic balancing of engine crankshaft damper pulley is examined
Survey fixture, including for being arranged the elastic expansion sleeve of damper pulley to be detected, being inserted in elastic expansion sleeve and for making bullet
Property expansion set distending balance expansion core and in elastic expansion sleeve distending produce make elastic expansion sleeve relative to balance expansion core moved
The force component of dynamic active force.
The balance expansion core includes being inserted in the elastic expansion sleeve and for the expansion core body of cone, elastic expansion sleeve it is interior
Portion has a circular conical surface, as the mating surface with expansion core body fits.
The balance expansion core also includes being connected with the expansion core body and the flange outside the elastic expansion sleeve.
Described engine crankshaft damper pulley dynamic balancing detection fixture also includes being connected and being used for the flange
The gasket ring of damper pulley positioning to be detected, gasket ring, which has, allows the through hole that the expansion core body passes through.
The gasket ring is located above the flange and is connected by screw with the flange.
The component that exerts a force includes and head protector for elastic expansion sleeve contact outer positioned at the elastic expansion sleeve and with preventing
Helmet connects and is used for the pull bar for bearing external forces and movement, and the balance expansion core is sheathed on pull bar.
The elastic expansion sleeve is sheathed on the pull bar, and pull bar, which has to be engaged with the head protector, clamps elastic expansion sleeve
Limited step.
Described engine crankshaft damper pulley dynamic balancing detection fixture also includes being sheathed on putting down on the pull bar
Weigh base.
Described engine crankshaft damper pulley dynamic balancing detection is also included set by the embedded pull bar with fixture
Alignment pin in keyway, the balance base, which is provided with, makes alignment pin embedded and the guide groove parallel with pull bar length direction.
Described engine crankshaft damper pulley dynamic balancing detection is also included being located at the balance base and institute with fixture
The spacer ring between balance expansion core is stated, spacer ring, which has, allows the through hole that the pull bar passes through.
The engine crankshaft damper pulley dynamic balancing detection fixture of the present invention, it can be ensured that shock-proof crank pulley exists
It will not be loosened when rotating at a high speed, positioning precision is high, ensures the accuracy of dynamic balancing data, improves the disposable qualification rate of product,
The efficiency of shock-proof crank pulley dynamic balancing detection can be also improved simultaneously, ensure productive temp and the stabilization of balanced production.
Brief description of the drawings
This specification includes the following drawings, and shown content is respectively：
Fig. 1 is the sectional view of present clip；
Fig. 2 is the sectional view for balancing expansion core；
Fig. 3 is the sectional view of pull bar；
Fig. 4 is the sectional view of balance base；
Fig. 5 is the sectional view of elastic expansion sleeve；
Fig. 6 is the structural representation of elastic expansion sleeve；
Fig. 7 is the structural representation of another angle of elastic expansion sleeve；
In figure mark for：
1st, shock-proof crank pulley；2nd, elastic expansion sleeve；21st, end cap；22nd, expansion block；23rd, mating surface；24th, avoid holes；25th,
One cutting hole；26th, the second cutting hole；27th, the first cutting sealing；28th, the second cutting sealing；3rd, expansion core is balanced；31st, expansion core sheet
Body；32nd, flange；33rd, shrinkage pool；4th, pull bar；41st, first body of rod；42nd, second body of rod；43rd, the 3rd body of rod；44th, keyway；5th, protect
Cap；6th, balance base；61st, large diameter hole；62nd, diameter holes；63rd, guide groove；7th, spacer ring；8th, gasket ring；9th, guide finger；10th, bayonet lock.
Embodiment
Below against accompanying drawing, by the description to embodiment, embodiment of the invention is made further details of
Explanation, it is therefore an objective to help those skilled in the art to have more complete, accurate and deep reason to design of the invention, technical scheme
Solution, and contribute to its implementation.
As shown in figure 1, the invention provides a kind of engine crankshaft damper pulley dynamic balancing detection fixture, including with
In being arranged the elastic expansion sleeve 2 of damper pulley to be detected, being inserted in elastic expansion sleeve 2 and for making the distending of elastic expansion sleeve 2
Balance expansion core 3 and for producing the effect for making elastic expansion sleeve 2 be moved relative to balance expansion core 3 in 2 distending of elastic expansion sleeve
The force component of power.When needing to enter shock-proof crank pulley action balance detection, make shock-proof crank pulley using fixture
Fixed, shock-proof crank pulley is enclosed on elastic expansion sleeve 2 by the mounting hole at its center, and force component makes elastic expansion sleeve 2
Moved relative to balance expansion core 3, balance expansion core 3 makes the distending of elastic expansion sleeve 2 while elastic expansion sleeve 2 moves, after distending
Elastic expansion sleeve 2 state that be brought into close contact can be kept with shock-proof crank pulley to be detected, determine shock-proof crank pulley
Position, so as to ensure that shock-proof crank pulley will not loosen when high speed rotates, positioning precision is high, it is ensured that dynamic balancing number
According to accuracy, improve the disposable qualification rate of product, while can also improve production efficiency, ensure productive temp and balanced production
Stabilization.
Specifically, fixture of the invention is mounted on the workbench of dynamic balancing machine, is rotated by the high speed of workbench,
Drive fixture and the shock-proof crank pulley synchronous rotary being secured by it.As shown in figure 1, the present invention fixture also include be used for
Workbench connection balance base 6 and connection balance base 6 and balance expansion core 3 spacer ring 7, spacer ring 7 be located at balance base 6 and
Between balancing expansion core 3, balance expansion core 3 is located at the top of spacer ring 7, and spacer ring 7 is located at the top of balance base 6.
As depicted in figs. 1 and 2, expansion core 3 is balanced including being inserted in elastic expansion sleeve 2 and being the He of expansion core body 31 of cone
It is fixedly connected with expansion core body 31 and the flange 32 outside elastic expansion sleeve 2, the inside of elastic expansion sleeve 2 has a circular conical surface, is made
For the mating surface 23 coordinated with expansion core body 31.Flange 32 is cirque structure, and expansion core body 31 is coaxial fixed with flange 32
Connection, expansion core body 31 have a bigger diameter end and a miner diameter end, and the diameter of bigger diameter end is more than the diameter of miner diameter end, expansion core sheet
The bigger diameter end of body 31 is simultaneously fixedly connected with flange 32, and the overall diameter of flange 32 is more than the overall diameter of the bigger diameter end of expansion core body 31.
As shown in Fig. 1, Fig. 5, Fig. 6 and Fig. 7, elastic expansion sleeve 2 is the cylindrical structural of inner hollow, and elastic expansion sleeve 2 includes
End cap 21 and the multiple expansion blocks 22 for being connected with end cap 21 and being circumferentially uniformly arranged, expansion block 22 are arcuate structure, adjacent expansion block 22
Between there is certain gap, the end of expansion block 22 is fixedly connected with the edge of end cap 21.The expansion core body 31 of balance expansion core 3 is used
In the driving distending of elastic expansion sleeve 2, i.e. expansion core body 31 makes each expansion block 22 of elastic expansion sleeve 2 be strutted towards outside, elastic expansion sleeve 2
Inside center hole there is a countersunk portion, so as to inner surface formed a circular conical surface, match somebody with somebody as with what expansion core body 31 coordinated
Conjunction face 23.Elastic expansion sleeve 2 is enclosed on downwards on expansion core body 31, it is swollen as force component makes elastic expansion sleeve 2 move gradually downward
The outer conical surface of core body 31 contacts with the mating surface 23 of elastic expansion sleeve 2, makes all expansion blocks 22 of elastic expansion sleeve 2 simultaneously towards outer
Side stay is opened, and the shock-proof crank pulley for finally making to be enclosed on elastic expansion sleeve 2 is completely fixed.
As shown in figure 1, the fixture of the present invention also includes a bayonet lock 10, the bayonet lock 10 is used for after the distending of elastic expansion sleeve 2
Elastic expansion sleeve 2 and balance expansion core 3 is set to keep being relatively fixed.As shown in Fig. 2 one is provided with the outer conical surface of expansion core body 31
The shrinkage pool 33 for allowing bayonet lock 10 to be embedded in, a shrinkage pool for allowing bayonet lock 10 to be embedded in accordingly also is provided with the mating surface 23 of elastic expansion sleeve 2
(not shown).Elastic expansion sleeve 2 is pulled to move down in force component, until the end cap 21 of elastic expansion sleeve 2 and balance expansion core 3
Top surface contact, bayonet lock 10 be caught in elastic expansion sleeve 2 and balance expansion core 3 shrinkage pool in, fix elastic expansion sleeve 2.
As shown in figure 1, the fixture of the present invention also includes being fixedly connected with flange 32 and being used for shock-proof crank skin to be detected
The gasket ring 8 of belt wheel positioning, gasket ring 8 be cirque structure, with allowing the through hole that expansion core body 31 passes through at the center of gasket ring 8.Make
To be preferable, gasket ring 8 is located at the top of flange 32 and is fixedly connected by screw with flange 32, easy disassembly, is worn in gasket ring 8
It is easy to the replacing of gasket ring 8 afterwards.The top surface of gasket ring 8 be for the end contact with shock-proof crank pulley and with its axis perpendicular
Plane, gasket ring 8 is used to hold shock-proof crank pulley when shock-proof crank pulley is unlocked, its is kept stable support
State, in favor of fixed crankshaft damper pulley after the distending of elastic expansion sleeve 2, improve the positioning precision of shock-proof crank pulley.
As shown in figure 1, force component include and head protector 5 for elastic expansion sleeve 2 contact outer positioned at elastic expansion sleeve 2 and
The pull bar 4 for bearing external forces and movement is connected and is used for head protector 5, and balance expansion core 3 is sheathed on pull bar 4.The edge of pull bar 4
Vertical direction sequentially passes through balance expansion core 3, spacer ring 7 and balance base 6, elastic expansion sleeve 2 are sheathed on pull bar 4, pull bar 4 have with
Head protector 5 is engaged the limited step for clamping elastic expansion sleeve 2.After external forces are put on pull bar 4, make pull bar 4 and prevent
Helmet 5 is synchronous to move along a straight line vertically, so as to drive elastic expansion sleeve 2 to be moved along a straight line relative to balance expansion core 3, makes elastic expansion
Set 2 carries out distending or contraction.
As shown in figure 3, pull bar 4 includes first body of rod 41, second body of rod set gradually vertically and diameter gradually increases
42 and the 3rd body of rod 43, first body of rod 41, second body of rod 42 and the 3rd body of rod 43 to be fixedly and coaxially connected, first body of rod 41 it is outer
The end face of wall and second body of rod 42 is formed for the limited step spacing to elastic expansion sleeve 2.As shown in figure 5, elastic expansion sleeve 2
There are the avoid holes 24 for allowing first body of rod 41 to insert, avoid holes 24 are and the diameter of first body of rod 41 substantially phase at the center of end cap 21
Deng manhole, the diameter of second body of rod 42 is more than the diameter of avoid holes 24, so as to can by second body of rod 42 and head protector 5
To clamp end cap 21, namely clamp elastic expansion sleeve 2.
The effect of head protector 5 is to prevent from colliding with fixture when product from installing, as shown in figure 1, head protector 5 is hemispherical
Structure, the diameter of the diameter of head protector 5 and the end cap 21 of elastic expansion sleeve 2 is roughly equal, end plane and the end cap 21 of head protector 5
Surface contact, head protector 5 and pull bar 4 and be to be fixedly and coaxially connected.As preferable, head protector 5 is by screw and pull bar 4
Connection, have at the center of head protector 5 and allow the through hole that screw passes through, the inside of pull bar 4 has screwed hole.
As shown in Fig. 5, Fig. 6 and Fig. 7, elastic expansion sleeve 2 also includes the first cutting hole 25 being arranged on end cap 21 and set
In the second cutting hole 26 in expansion block 22, the first cutting hole 25 is logical through what is set along the thickness direction of end cap 21 on end cap 21
Hole, the second cutting hole 26 are the thickness direction along expansion block 22 in expansion block 22 through the through hole set, the first cutting hole 25 and the
Two cutting holes 26 and be arcuate socket.Multiple first cutting holes 25 are uniformly distributed in the surrounding of avoid holes 24 in circumferential, each expansion block
One the second cutting hole 26 is set respectively on 22, and multiple second cutting holes 26 are to be uniformly distributed circumferentially on elastic expansion sleeve 2.Phase
There is certain gap, the gap forms the first cutting sealing 27, and the first cutting sealing 27 is simultaneously being held between adjacent two expansion blocks 22
Extended on lid 21 on the internal face at first cutting hole 25, and extend to the centre position of the length direction of the first cutting hole 25
Place.For each expansion block 22, a second cutting sealing 28, the second cutting sealing 28 and the phase of the first cutting sealing 27 which is provided with
It is parallel, the second cutting sealing 28 in expansion block 22 be at the second cutting hole 26 extend at the avoid holes 24 on end cap 21
Internal face on, position of the second cutting hole 26 in expansion block 22 is located at the one end of expansion block 22 away from end cap 21, the second cutting seam
Mouthfuls 28 by each expansion block 22 from local disconnection, make that each expansion block 22 is made up of two parts and the two parts are in the second cutting hole
Connection is kept at 26.The multiple first cutting sealings 27 equal with the quantity of expansion block 22 are evenly equipped with the circumference of elastic expansion sleeve 2
With multiple second cutting sealings 28, each second cutting sealing 28 is located at the centre position of two neighboring first cutting sealing 27
Place, each first cutting sealing 27 also are located at the middle position of two neighboring second cutting sealing 28, the first cutting sealing 27
To be extended to along the direction parallel with the axis of elastic expansion sleeve 2 in expansion block 22 at the first cutting hole 25 on end cap 21
Remote end cap 21 one end end face on, the and cutting sealing 28 be at the avoid holes 24 on end cap 21 along and elasticity
The direction that the axis of expansion set 2 is parallel is extended at the second cutting hole 26 in expansion block 22, and the length of the first cutting sealing 27 is big
In the length of the second cutting sealing 28, the first cutting sealing 27 and the second cutting sealing 28 disconnect elastic expansion sleeve 2, so as to
Increase the elasticity of elastic expansion sleeve 2, the upper and lower ends of elastic expansion sleeve 2 can carry out distending or contraction, make elastic expansion sleeve 2 swollen in balance
Can uniform distending in the presence of core 3, it is ensured that damper pulley can be fixed by uniform swelling, ensure damper pulley and fixture
Axiality, improve machining accuracy.
As shown in figure 1, there is the centre bore for second body of rod 42 for accommodating pull bar 4, the centre bore at the center of balance expansion core 3
It is equal with the diameter of second body of rod 42 for the through hole for axially penetrating through setting of edge balance expansion core 3, the diameter of the centre bore.Spacer ring 7
Center at there is the centre bore of the 3rd body of rod 43 for accommodating pull bar 4, the centre bore is to axially penetrate through the logical of setting along gasket ring 8
Hole, the diameter of the centre bore are equal with the diameter of the 3rd body of rod 43.The flange 32 of balance expansion core 3 is fixed by screw and spacer ring 7
Connection, spacer ring 7 are fixedly connected by screw with balance base 6, easy disassembly.
As shown in Figure 1 and Figure 4, there is the centre bore for the 3rd body of rod 43 for accommodating pull bar 4 at the center of balance base 6, should
Centre bore is the through hole for axially penetrating through setting along balance base 6, and the centre bore includes the large diameter hole that sets gradually vertically
61 and diameter holes 62, diameter holes 62 are axially towards balance base since on the top surface contacted with spacer ring 7 of balance base 6
The circular hole of 6 inside extensions, large diameter hole 61 is extends to the circular hole on the bottom surface of balance base 6, big footpath at diameter holes 62
The diameter in hole 61 is more than the diameter of diameter holes 62, and the diameter of diameter holes 62 is equal with the diameter of the 3rd body of rod 43.
As shown in figure 1, the fixture of the present invention also includes determining in keyway 44 set on the 3rd body of rod 43 of embedded pull bar 4
Position pin, balance base 6, which is provided with, makes alignment pin embedded and the guide groove 63 parallel with the length direction of pull bar 4, the guide groove 63
It is arranged on the internal face at diameter holes 62, keyway 44 is arranged on the lateral wall of the 3rd body of rod 43.Guide finger 9 and guide groove 63
Be engaged, it can be ensured that pull bar 4 moves along a straight line, it is ensured that shock-proof crank pulley registration.
When being detected for the fixture of said structure to engine crankshaft damper pulley, operating method is as follows：
1st, by fixture on automatic dynamic balance machine, the amount of unbalance of clamping fixture for correcting, confirm to carry out after clamp compensation
Dynamic balancing detects；
2nd, shock-proof crank pulley is placed on fixture, pulling force is applied to pull bar 4 by pneumatic linear actuator, makes fixture by bent axle
Damper pulley automatic tension, start measurement after confirming shock-proof crank pulley locking, stop detection after waiting detection data stabilization,
Confirmation needs angle position and the amount of unbalance of duplicate removal；
3rd, automatic balancing machine can be automatically multiple according to the amount of unbalance and duplicate removal angle position automatic drilling duplicate removal measured, drilling
Survey until reaching qualified index.
The fixture of the present invention can be by pneumatic pinch, and automaticity is high, and detection and dynamic balance accuracy are high, mitigate significantly
Labor intensity, improve work efficiency.The fixture of the present invention also has the following advantages that：
1st, the fixture can realize automatic swelling by compressed air, improve production efficiency；
2. by matching automatic dynamic balance equipment, make elastic expansion sleeve swelling simultaneously up and down, ensure product and equipment axiality,
Improve machining accuracy.
The present invention is exemplarily described above in association with accompanying drawing.Obviously, present invention specific implementation is not by above-mentioned side
The limitation of formula.As long as employ the improvement of the various unsubstantialities of inventive concept and technical scheme of the present invention progress；Or not
It is improved, the above-mentioned design of the present invention and technical scheme are directly applied into other occasions, in protection scope of the present invention
Within.
Claims (10)
1. engine crankshaft damper pulley dynamic balancing detection fixture, it is characterised in that：Including for being arranged to be detected subtract
Shake the elastic expansion sleeve of belt pulley, be inserted in elastic expansion sleeve and for making the balance expansion core of elastic expansion sleeve distending and in elasticity
The force component for the active force for making elastic expansion sleeve be moved relative to balance expansion core is produced during expansion set distending；
Elastic expansion sleeve include end cap, be connected with end cap and be circumferentially uniformly arranged multiple expansion blocks, positioned at two neighboring expansion block it
Between the first cutting sealing and be arranged at the second cutting sealing in expansion block and between two neighboring first cutting sealing, set
The first cutting hole being placed on end cap and the second cutting hole being arranged in expansion block；
There are avoid holes at the center of end cap, the first cutting hole is the through hole through setting on end cap along ending cover thickness direction,
Multiple first cutting holes are uniformly distributed in the surrounding of avoid holes in circumferential, and the length of the first cutting sealing is more than the second cutting sealing
Length, the first cutting sealing be at the first cutting hole on end cap along the direction parallel with the axis of elastic expansion sleeve
Extend on the end face of one end of the remote end cap in expansion block, the second cutting sealing be at the avoid holes on end cap along with
The direction that the axis of elastic expansion sleeve is parallel is extended at the second cutting hole in expansion block.
2. engine crankshaft damper pulley dynamic balancing detection fixture according to claim 1, it is characterised in that：It is described
Balance expansion core includes being inserted in the elastic expansion sleeve and is the expansion core body of cone, and the inside of elastic expansion sleeve has a circular cone
Face, as the mating surface with expansion core body fits.
3. engine crankshaft damper pulley dynamic balancing detection fixture according to claim 2, it is characterised in that：It is described
Balance expansion core also includes being connected with the expansion core body and the flange outside the elastic expansion sleeve.
4. engine crankshaft damper pulley dynamic balancing detection fixture according to claim 3, it is characterised in that：Also wrap
The gasket ring for being connected with the flange and being positioned for damper pulley to be detected is included, gasket ring, which has, allows the expansion core body to pass through
Through hole.
5. engine crankshaft damper pulley dynamic balancing detection fixture according to claim 4, it is characterised in that：It is described
Gasket ring is located above the flange and is connected by screw with the flange.
6. engine crankshaft damper pulley dynamic balancing detection fixture according to any one of claims 1 to 5, its feature exist
In：The force component includes and head protector for elastic expansion sleeve contact outer positioned at the elastic expansion sleeve and connected with head protector
The pull bar for bearing external forces and movement is connect and is used for, the balance expansion core is sheathed on pull bar.
7. engine crankshaft damper pulley dynamic balancing detection fixture according to claim 6, it is characterised in that：It is described
Elastic expansion sleeve is sheathed on the pull bar, and pull bar has the limited step for being engaged with the head protector and clamping elastic expansion sleeve.
8. engine crankshaft damper pulley dynamic balancing detection fixture according to claim 6, it is characterised in that：Also wrap
Include the balance base being sheathed on the pull bar.
9. engine crankshaft damper pulley dynamic balancing detection fixture according to claim 8, it is characterised in that：Also wrap
The alignment pin in keyway set on the embedded pull bar is included, the balance base, which is provided with, to be made alignment pin embedded and grown with pull bar
Spend the parallel guide groove in direction.
10. engine crankshaft damper pulley dynamic balancing detection fixture according to claim 9, it is characterised in that：Also
Including the spacer ring between the balance base and the balance expansion core, spacer ring, which has, allows the through hole that the pull bar passes through.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610654360.2A CN106041151B (en) | 2016-08-11 | 2016-08-11 | Engine crankshaft damper pulley dynamic balancing detection fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610654360.2A CN106041151B (en) | 2016-08-11 | 2016-08-11 | Engine crankshaft damper pulley dynamic balancing detection fixture |
Publications (2)
| Publication Number | Publication Date |
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| CN106041151A CN106041151A (en) | 2016-10-26 |
| CN106041151B true CN106041151B (en) | 2017-12-15 |
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| CN201610654360.2A Expired - Fee Related CN106041151B (en) | 2016-08-11 | 2016-08-11 | Engine crankshaft damper pulley dynamic balancing detection fixture |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109434145A (en) * | 2018-11-29 | 2019-03-08 | 济南第机床有限公司 | The dedicated mandrel tool of high precision machine tool belt pulley dynamic balancing |
| CN110207892B (en) * | 2019-05-31 | 2020-12-11 | 陕西法士特齿轮有限责任公司 | Retarder rotor unbalance indirect measurement device and measurement method |
| CN110561040B (en) * | 2019-08-28 | 2021-01-01 | 广东长盈精密技术有限公司 | Pipe body processing technology and positioning jig adopted by same |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203541601U (en) * | 2013-07-01 | 2014-04-16 | 温岭市明华齿轮有限公司 | High-precision elastic sleeve clamp |
| CN203574505U (en) * | 2013-09-30 | 2014-04-30 | 成都华川电装有限责任公司 | Machining tool for AC generator stator end surface turning |
| CN204430321U (en) * | 2014-12-25 | 2015-07-01 | 重庆创隆实业有限公司 | Automobile belt takes turns smart automobile clamper |
| CN204724883U (en) * | 2015-05-11 | 2015-10-28 | 武汉钢铁(集团)公司 | A kind of expansion sleeve fixture |
| CN205851912U (en) * | 2016-08-11 | 2017-01-04 | 芜湖金源机械制造有限公司 | Engine crankshaft damper pulley dynamic balancing detection fixture |
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| CN106041151A (en) | 2016-10-26 |
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