CN110153947A - A kind of tolerance automatic regulating apparatus - Google Patents
A kind of tolerance automatic regulating apparatus Download PDFInfo
- Publication number
- CN110153947A CN110153947A CN201910391837.6A CN201910391837A CN110153947A CN 110153947 A CN110153947 A CN 110153947A CN 201910391837 A CN201910391837 A CN 201910391837A CN 110153947 A CN110153947 A CN 110153947A
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- China
- Prior art keywords
- lock washer
- upper casing
- inner chamber
- boss
- positioning
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- 230000001105 regulatory effect Effects 0.000 title claims abstract description 28
- 230000007246 mechanism Effects 0.000 claims description 26
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- 239000010959 steel Substances 0.000 claims description 8
- 239000010935 stainless steel Substances 0.000 claims description 5
- 229910001220 stainless steel Inorganic materials 0.000 claims description 5
- 229910000617 Mangalloy Inorganic materials 0.000 claims description 4
- 229920002292 Nylon 6 Polymers 0.000 claims description 3
- 229920002302 Nylon 6,6 Polymers 0.000 claims description 3
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- 238000005192 partition Methods 0.000 abstract 1
- 229920001971 elastomer Polymers 0.000 description 12
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- 238000007906 compression Methods 0.000 description 7
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- 230000008030 elimination Effects 0.000 description 2
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- 238000000465 moulding Methods 0.000 description 2
- 238000013021 overheating Methods 0.000 description 2
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- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
- B25B27/14—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for assembling objects other than by press fit or detaching same
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B29/00—Accessories
Abstract
The present invention provides a kind of tolerance automatic regulating apparatus, including upper casing, positioning stud, lock washer and flexible adjustment piece；The upper casing is in hollow cavity structure, and inner cavity is mounting hole and first inner chamber by barrier partitions, and the open end of the mounting hole is equipped with raised outer, and the outer wall of the upper casing is equipped with positioning bar；The outer surface of positioning bar is arranged in the flexible adjustment piece；The middle part of the positioning stud is equipped with the boss to match with first inner chamber, and the boss is inserted into first inner chamber, and the upper casing and positioning stud are connected through a screw thread fixation；The lock washer is arranged in first inner chamber, and the free movement in the axis hole gap that the baffle of the end face of boss and upper casing is formed.The kinetic energy that the present invention makes full use of bolt to rotate and advance, can eliminate tolerance stack automatically, realize and be quickly and effectively accurately positioned and assemble, and solve that process of the existing technology is more, and at high cost, technical difficulty of operation is high, ineffective defect.
Description
Technical field
The present invention relates to tolerances to adjust engineering device technique field, and in particular, to a kind of tolerance automatic regulating apparatus.
Background technique
It is higher and higher for components matching requirements with the rapid development of auto industry, be related to 3 or more zero
Part combines in assembling process, since manufacture and the accumulation of build-up tolerance cause assembly positioning and last matching effect to be unable to satisfy
It is required that.Solution at present are as follows: 1. reduce manufacturing tolerance, but this will lead to cost and steeply rises, while can not also effectively eliminate
Cumulative limit, reaches positioning and matching is expected；2. adjusting nut is used, but using manually adjusting in assembling process, for behaviour
The experience Capability Requirement for making employee is high, while greatly reducing working efficiency.
Summary of the invention
For the defects in the prior art, the object of the present invention is to provide a kind of tolerance automatic regulating apparatus, the present invention fills
Divide the kinetic energy for rotating and advancing using bolt, tolerance stack can be eliminated automatically, realize quickly and effectively accurate positioning and assembles,
It is more to solve process of the existing technology, at high cost, technical difficulty of operation is high, ineffective defect.
According to an aspect of the present invention, a kind of tolerance automatic regulating apparatus, including upper casing (1), positioning stud are provided
(2), lock washer (3) and flexible adjustment piece (4)；The upper casing (1) is in hollow cavity structure, and inner cavity passes through baffle (18) point
It is divided into mounting hole (14) and first inner chamber (13), the open end of the mounting hole (14) is equipped with raised outer (11), the upper casing
(1) outer wall is equipped with positioning bar (12)；Outer surface of flexible adjustment piece (4) setting in positioning bar (12)；The positioning
The middle part of stud (2) is equipped with the boss (26) to match with first inner chamber (13), and the boss (26) is inserted into first inner chamber (13)
Interior, the upper casing (1) and positioning stud (2) are connected through a screw thread fixation；The lock washer (3) is arranged in first inner chamber (13)
In, and the free movement in the axis hole gap that the baffle (18) of the end face of boss (26) and upper casing (1) is formed.That is lock washer
(3) it is limited and is constrained by the baffle (18) of the end face of boss (26) and upper casing (1), and put down perpendicular to positioning stud (2) is axial
Free movement in face, the automatic X-direction and Y-direction for eliminating positioning stud end face place plane (plane vertical with positioning stud)
Tolerance is freely adjusted.
Preferably, the flexible adjustment piece (4) is spring or elastic slice comprising is played side (41) and hole (42), the bullet
Side (41) is equipped with single-layer or multi-layer.The flexible adjustment piece (4) is set in the outer surface of positioning bar (12), and by being fixed mechanism
Constrained with the raised outer (11) of upper casing, the flexible adjustment piece (4) is floated compression by elastic force, along upper casing axial direction from
By moving, realizes and adjusted with the tolerance of positioning stud coaxial direction.
Preferably, the lock washer (3) is made using manganese steel structural section or stainless steel structural section, the positioning
Stud (2) is made using nylon 6, nylon66 fiber or POM, and the hardness of the positioning stud (2) is lower than lock washer (3)
Hardness.Lock washer (3) is flexible steel, and material can be the manganese with certain consistency and elasticity through Overheating Treatment
Steel series steel (65Mn or 60Si2Mn) or stainless steel series steel (SU304), positioning stud (2) need rigidity and toughness,
So that increasing lock washer and positioning stud in the end face of the boss of the embeddable positioning stud of radial burr on lock washer
Frictional force when friction lock.
Preferably, the lock washer (3) is equipped with inner hole (31), and the end face of the lock washer (3) is equipped with radial convex
Line (32), the radial burr (32) on lock washer (3) end face, so that boss of the lock washer (3) in positioning stud (2)
(26) any position of end face has enough frictional force, with locking positioning stud (2), and can effectively prevent in vibration and gravity
In the case of lock washer it is mobile.The radial burr of lock washer and the frictional force of the end face of positioning stud boss are strong, can be effective
Latched position solves the problems, such as that grid line and straight grain easily shift.
Preferably, the inner wall of the first inner chamber (13) is equipped with the first screw thread (15), and first inner chamber (13) are opened
The outer wall at mouth end is equipped with multiple screw thread stop bit grooves (17).
Preferably, second inner chamber (21) are equipped in the boss (26), the outer wall of the boss (26) is equipped with and first
The second screw thread (22) of screw thread (15) cooperation.
Preferably, the outer diameter of the lock washer (3) be less than first inner chamber (13) diameter, and be greater than mounting hole (14) and
The diameter of second inner chamber (21), the diameter of the inner hole (31) are less than the diameter of second inner chamber (21).
Preferably, the height L of the boss (26)1Less than the depth L of first inner chamber (13)2, the lock washer (3)
Thickness L3The condition of satisfaction are as follows: L3<(L2-L1), so that lock washer (3) can be along perpendicular in the plane of positioning stud (2) axial direction
Free movement.
Preferably, the positioning bar (12) is equipped with multiple, and the wall body with upper casing (1) is vertically arranged, the positioning bar
(12) one end and the lower surface of raised outer (11) are fitted and connected, and the other end is equipped with mechanism stop bit halfpace (16).
Preferably, the wall body of the positioning stud (2) is equipped with stop bit card (23) and locating tensioning piece (24), described to stop
Position card (23) and the alternate setting of locating tensioning piece (24) are equipped between boss (26) and accommodate in the outer ring of boss (26)
The surface of the groove (27) of the wall body of shell (1), the groove (27) is equipped with position-arresting groove (25).The stop bit card (23) and positioning
The structure of tensioner piece (24) has elastic force effect, and the present apparatus can be rapidly completed using stop bit card (23) and locating tensioning piece (24)
Center adjustment and coaxial positioning of the present apparatus with bindiny mechanism.The first screw thread (15) stop bit of upper casing stops in positioning stud (2)
Position slot (25), and with the double locking of minor thread inclination angle, prevent from loosening.
Preferably, the upper casing (1) and positioning stud (2) are an integral molding structure.
The operation principle of the present invention is that:
(1) the elastic force compression deformation of flexible adjustment piece is mainly utilized, elimination is fixed mechanism edge during installation
(existing tolerance adjustment device does not adjust Z-direction tolerance to the tolerance stack of bolt axial advancement direction Z-direction, or by complicated low
The mode of effect carries out rigid adjustment)；
(2) X-direction and Y of lock washer free movement realization plane vertical with positioning stud in axis hole gap are utilized
Orientation of related features is freely adjusted；During the installation process, correcting active force when bolt is rotated into nut drives lock washer in axis hole
The position of needs is moved in gap towards X, Y-direction；And pressure compaction lock washer of bolt when screwing, and generate friction lock
Lock washer is in the XY point position in axis hole gap, the tolerance of the automatic X-direction for realizing the plane vertical with positioning stud and Y-direction
Adjustment；
(3) make lock washer in any of the raised head face of positioning stud using the radial burr on lock washer end face
There is enough frictional force in position, with locking positioning stud, and can effectively prevent and is shaking and lock washer shifting under gravitational conditions
Dynamic (grid line and the incident offset of straight grain)；That is:
A) lock washer can free movement in the x direction and the y direction, during the nut of bolt precession during installation, locking
Gasket drives the position where X, the Y for moving on to and needing to reach with bolt；
B) when bolt selects locked positioning stud, the torsion compression lock washer of bolt, and the area of radial burr
Small, pressure is big, and lock washer can be allowed to lock positioning stud；
If c) having part slip risk when straight grain direction is consistent with gravity direction using straight grain；If using grid
Line, texture area cause pressure small, and locking effect is poor；
(4) different with positioning stud material hardness because of lock washer, the embeddable positioning of radial burr on lock washer
In the raised head face of stud, to increase frictional force when lock washer and positioning stud frictional force are locked, meanwhile, radial line energy
The power for effectively antagonizing long-time difference variation and vibration generation prevents lock washer and positioning stud from positional shift occurs, avoids
The tolerance of X-direction and Y-direction is generated in use.
Compared with prior art, the present invention have it is following the utility model has the advantages that
(1) tolerance automatic regulating apparatus according to the present invention, can be rapidly completed using stop bit card and locating tensioning piece
Center adjustment and coaxial positioning of the present apparatus with bindiny mechanism；It floats to compress using the elastic force of flexible adjustment piece and realize and positioning spiral shell
The tolerance of the coaxial Z-direction of column is adjusted；Using lock washer, free movement realization is vertical with positioning stud in axis hole gap puts down
The X-direction in face and freely adjusting for Y-direction tolerance, to realize the tolerance adjustment on tri- directions X/Y/Z；And utilize locking
The frictional force latched position of the end face of the radial burr and positioning stud boss of gasket realizes the adjusting position after solution is locking
The locking set；
(2) tolerance automatic regulating apparatus according to the present invention, the kinetic energy for making full use of bolt to rotate and advance, directly exists
Bolt screwing operations directly disposable can eliminate automatically tolerance stack on tri- directions X/Y/Z, realize quickly and effectively accurate
Positioning and assembly, it is more to solve process of the existing technology, at high cost, and technical difficulty of operation is high, ineffective defect
(traditional approach can only individually adjust a tolerance or need to carry out multiple process adjustment axial tolerances)；
(3) flexibly positioned principle, friction lock principle is mainly utilized in tolerance automatic regulating apparatus according to the present invention
With the tolerance adjustment of theory of plastic deformation adjustment two dimensions of plane；Using elastic compression principle, elastic floating adjustment is axial public
Difference；
(4) tolerance automatic regulating apparatus according to the present invention, has a wide range of application, in automobile, aviation, household electrical appliances, ship, door etc.
It is high that quick assembling, quick-adjustsing purpose, and positioning intensity are able to achieve under complexity limitation installation environment, accurate positioning, substantially
It improves work efficiency, reduces production cost and quality cost；
(5) tolerance automatic regulating apparatus according to the present invention, can be intervened by project's earlier stage, by the public affairs in complex space
Difference adjustment work, which is transferred in part exploitation and process, realizes adjustment work, and it is fixed to do seriation modular product
To exploitation, and batch flexible automation is processed, and meets the multifarious requirement of client, development rate is greatly improved, reduces
Project development cost；
(6) characteristic of tolerance automatic regulating apparatus according to the present invention, radial burr and the soft or hard cooperation of material is effective
Displacement bias caused by preventing difference variation and vibrating, extends the service life of device；
(7) tolerance automatic regulating apparatus according to the present invention, structure is simple, ingenious in design, significant effect；
(8) tolerance automatic regulating apparatus according to the present invention, easy to process and assembly, positioning accuracy is high, at low cost, real
It is strong with property, it is suitable for large-scale promotion.
Detailed description of the invention
Upon reading the detailed description of non-limiting embodiments with reference to the following drawings, other feature of the invention,
Objects and advantages will become more apparent upon:
Fig. 1 is the structural schematic diagram of upper casing；
Fig. 2 is the structural schematic diagram of positioning stud；
Fig. 3 is the structural schematic diagram of lock washer；
Fig. 4 is the structural schematic diagram of flexible adjustment piece；
Fig. 5 is the connection schematic diagram of tolerance automatic regulating apparatus and bindiny mechanism.
Specific embodiment
The present invention is described in detail combined with specific embodiments below.Following embodiment will be helpful to the technology of this field
Personnel further understand the present invention, but the invention is not limited in any way.It should be pointed out that the ordinary skill of this field
For personnel, without departing from the inventive concept of the premise, various modifications and improvements can be made.These belong to the present invention
Protection scope.
Embodiment
The present embodiment provides a kind of tolerance automatic regulating apparatus, structure is detailed in shown in attached drawing 1-4: including upper casing 1, positioning
Stud 2, lock washer 3 and flexible adjustment piece 4；The upper casing 1 is in hollow cavity structure, and inner cavity is divided into peace by baffle 18
Hole 14 and first inner chamber 13 are filled, the open end of the mounting hole 14 is equipped with raised outer 11, and it is fixed that the outer wall of the upper casing 1 is equipped with
Position muscle 12；The outer surface of positioning bar 12 is arranged in the flexible adjustment piece 4；The middle part of the positioning stud 2 be equipped with first in
The boss 26 that chamber 13 matches, the boss 26 are inserted into first inner chamber 13, and the upper casing 1 is connected with positioning stud 2 by screw thread
Connect fixation；The lock washer 3 is arranged in first inner chamber 13, and formed in the baffle 18 of the end face of boss 26 and upper casing 1
Free movement in axis hole gap.I.e. lock washer 3 limits constraint by the end face of boss 26 and the baffle 18 of upper casing 1, and vertical
The plane where free movement in the axial plane of positioning stud 2, automatic elimination positioning stud end face is (vertical with positioning stud
Plane) X-direction and Y-direction tolerance freely adjust.
Further, the flexible adjustment piece 4 is spring or elastic slice comprising plays side 41 and hole 42, the bullet side 41
Equipped with single-layer or multi-layer.The flexible adjustment piece 4 is set in the outer surface of positioning bar 12, and by being fixed the convex of mechanism and upper casing
Outer 11 is played to constrain, the flexible adjustment piece 4 floats compression by elastic force, along the axial direction free movement of upper casing, realize with
The tolerance of positioning stud coaxial direction is adjusted.
Further, the lock washer 3 is made using manganese steel structural section or stainless steel structural section, the positioning
Stud 2 is made using nylon 6, nylon66 fiber or POM, and the hardness of the positioning stud 2 is lower than the hardness of lock washer 3.
Lock washer 3 is flexible steel, and material can be the manganese steel series with certain consistency and elasticity through Overheating Treatment
Steel (65Mn or 60Si2Mn) or stainless steel series steel (SU304), positioning stud 2 need rigidity and toughness, so that locking
In the end face of the boss of the embeddable positioning stud of radial burr on gasket, increase lock washer and positioning stud friction lock
When frictional force.
Further, the lock washer 3 is equipped with inner hole 31, and the end face of the lock washer 3 is equipped with radial burr 32,
Radial burr 32 on 3 end face of lock washer, so that any bit of the lock washer 3 in 26 end face of boss of positioning stud 2
Enough frictional force has been set, with locking positioning stud 2, and can effectively prevent and shaking and lock washer shifting under gravitational conditions
It is dynamic.The radial burr of lock washer and the frictional force of the end face of positioning stud boss are strong, can effective latched position, solve net
The problem of check and straight grain easily shift.
Further, the inner wall of the first inner chamber 13 is equipped with the first screw thread 15, the open end of the first inner chamber 13
Outer wall be equipped with multiple screw thread stop bit grooves 17.
Further, second inner chamber 21 is equipped in the boss 26, the outer wall of the boss 26 is equipped with and the first screw thread
Second screw thread 22 of 15 cooperations.
Further, the outer diameter of the lock washer 3 is less than the diameter of first inner chamber 13, and is greater than mounting hole 14 and second
The diameter of inner cavity 21, the diameter of the inner hole 31 are less than the diameter of second inner chamber 21.
Further, the height L of the boss 261Less than the depth L of first inner chamber 132, the thickness of the lock washer 3
L3The condition of satisfaction are as follows: L3<(L2-L1), lock washer 3 is freely transported in perpendicular to the axial plane of positioning stud 2
It is dynamic.
Further, the positioning bar 12 is equipped with multiple, and the wall body with upper casing 1 is vertically arranged, the positioning bar 12
One end and the lower surface of raised outer 11 be fitted and connected, the other end is equipped with mechanism stop bit halfpace 16.
Further, the wall body of the positioning stud 2 is equipped with stop bit card 23 and locating tensioning piece 24, the position-arresting card
Piece 23 and the alternate outer ring that boss 26 is set of locating tensioning piece 24, and the wall body for accommodating upper casing 1 is equipped between boss 26
The surface of groove 27, the groove 27 is equipped with position-arresting groove 25.The structure of the stop bit card 23 and locating tensioning piece 24 has bullet
Power effect, the present apparatus are adjusted using the center that the present apparatus and bindiny mechanism can be rapidly completed in stop bit card 23 and locating tensioning piece 24
With coaxial positioning.15 stop bit of the first screw thread of upper casing in the position-arresting groove 25 of positioning stud 2, and with the double locking of minor thread inclination angle,
It prevents from loosening.
Further, the upper casing 1 and positioning stud 2 are an integral molding structure.
Tolerance automatic regulating apparatus and the mounting and adjusting process for being fixed mechanism are following (such as car door handle installation),
Structure is detailed in shown in attached drawing 5:
Step 1, the positioning stud 2 in tolerance automatic regulating apparatus pass through first be fixed mechanism 5 (door handle) the
One mounting hole 51, stop bit card 23 are buckled in the first mounting hole 51, and bounce limitation first be fixed mechanism 5 rollback, first
The first mounting hole 51 for being fixed mechanism 5 is limited between the bullet side 41 of flexible adjustment piece 4 and stop bit card 23, while being determined
24 tensioner of locating tensioning piece of position stud 2 coaxially positions；
Step 2, the described first installation coalignment 52 for being fixed mechanism 5 are pushed into and make a reservation for be fixed machine positioned at second
In second mounting hole of structure 7 (car door outer metal plate), then bolt 6 sequentially passed through into the mounting hole 14 of upper casing 1, in lock washer 3
Hole 31, positioning stud 2 second inner chamber 21, third be fixed the third mounting hole 81 of mechanism 8 (metal plate in car door), and using peace
The connection locking of loading nut 9.Mechanism 5 and second, which is fixed, first is fixed 7 junction of mechanism setting elastomer 54, elastomer 54
It is sealing and damping for springy foam, sealant or other springy objects, its effect, in which:
1) elastomer 54 and flexible adjustment piece 4 stress support each other, elastomer 54 with the increase of pressure and thickness reduces,
Reduce and enlarged in thickness with pressure.Total source of power distance axial from bolt 6, axial distance is big, the pressure of flexible adjustment piece 4
Contracting amount is small, and elastic force is small, and the thickness of elastomer 54 is big；Axial distance is small, and the decrement of flexible adjustment piece 4 is big, and elastic force is big, elastomer
54 thickness is small, is achieved in the tolerance adjustment of axial Z-direction.2 elastomers (flexible adjustment piece 4 and elastomer 54) can be well
Realization dynamic equilibrium, adjustment stress, damping noise-proofing, effect are optimal.
If 2) elastomer 54 changes rigid object into, its effect is just sealing function, the tolerance tune of axial Z-direction
It is whole that tolerance deformation is just all born by the deformation of flexible adjustment piece 4, realize the tolerance adjustment of axial Z-direction.When only 1 elasticity
When body (flexible adjustment piece 4), although flexible adjustment piece 4 has adjusted tolerance, damping noise-proofing, when not as good as being equipped with 2 elastomers
Scheme.
3) whether elastomer 54 is elastomer, determines with specific reference to practical application difference, is not this product envelop of function.
Lock washer 3 can be in the end face of the boss 26 of positioning stud 2 and 18 shape of baffle of upper casing 1 during locking
At axis hole gap in free movement, it is automatic eliminate 2 end face of positioning stud where plane two axial directions tolerance (with positioning spiral shell
The X-direction and Y-direction of the vertical plane of column, the i.e. direction all around in axis hole gap), until lock washer 3 is radial convex
Line 32 compresses the end face of the boss 26 of positioning stud 2, and the power limit lock washer 3 that rubs is in the end face of the boss 26 of positioning stud 2
Upper movement under force；The stop bit card 23 of default positioning stud 2 to 2 lower end surface of positioning stud distance is less than do not stress in the case of install
First is fixed the theoretical distance of mechanism 5, and during clamping screw 6, the compressing of bullet side 41 first of flexible adjustment piece 4 is consolidated
Determine mechanism 5 automatic positioning and with second be fixed mechanism 7 be fitted close, complete with positioning stud coaxial direction (axial Z-direction,
I.e. along the up and down direction of positioning stud axial direction) tolerance stack eliminate.Disappear to finally realize the tolerance stack in three directions
It removes.
Mechanism stop bit halfpace 16 when first is fixed 5 forced compression flexible adjustment piece 4 of mechanism and retreats, in upper casing 1
The first edge 53 for being fixed mechanism 5 is blocked, limitation first is fixed mechanism 5 in reasonable working range, guarantees flexible adjustment
Piece 4 works in the compression zone of safety, it is ensured that first is fixed 5 work safety of mechanism.
Specific embodiments of the present invention are described above.It is to be appreciated that the invention is not limited to above-mentioned
Particular implementation, those skilled in the art can make various deformations or amendments within the scope of the claims, this not shadow
Ring substantive content of the invention.
Claims (10)
1. a kind of tolerance automatic regulating apparatus, which is characterized in that including upper casing (1), positioning stud (2), lock washer (3) and bullet
Property adjustment sheet (4)；The upper casing (1) is in hollow cavity structure, and inner cavity is divided into mounting hole (14) and the by baffle (18)
One inner cavity (13), the open end of the mounting hole (14) are equipped with raised outer (11), and the outer wall of the upper casing (1) is equipped with positioning
Muscle (12)；Outer surface of flexible adjustment piece (4) setting in positioning bar (12)；The middle part of the positioning stud (2) be equipped with
The boss (26) that first inner chamber (13) matches, boss (26) insertion first inner chamber (13) is interior, the upper casing (1) and positioning
Stud (2) is connected through a screw thread fixation；The lock washer (3) is arranged in first inner chamber (13), and at the end of boss (26)
Free movement in the axis hole gap that the baffle (18) of face and upper casing (1) is formed.
2. tolerance automatic regulating apparatus according to claim 1, which is characterized in that the flexible adjustment piece (4) is spring
Or elastic slice comprising play side (41) and hole (42), the bullet side (41) is equipped with single-layer or multi-layer.
3. tolerance automatic regulating apparatus according to claim 1, which is characterized in that the lock washer (3) is using manganese
Steel type steel or stainless steel structural section are made, and the positioning stud (2) is made using nylon 6, nylon66 fiber or POM,
And the hardness of the positioning stud (2) is lower than the hardness of lock washer (3).
4. tolerance automatic regulating apparatus according to claim 1, which is characterized in that the lock washer (3) is equipped with inner hole
(31), the end face of the lock washer (3) is equipped with radial burr (32).
5. tolerance automatic regulating apparatus according to claim 4, which is characterized in that on the inner wall of the first inner chamber (13)
Equipped with the first screw thread (15), the outer wall of the open end of the first inner chamber (13) is equipped with multiple screw thread stop bit grooves (17).
6. tolerance automatic regulating apparatus according to claim 5, which is characterized in that be equipped in second in the boss (26)
Chamber (21), the outer wall of the boss (26) are equipped with the second screw thread (22) cooperated with the first screw thread (15).
7. tolerance automatic regulating apparatus according to claim 6, which is characterized in that the outer diameter of the lock washer (3) is small
Diameter in first inner chamber (13), and it is greater than the diameter of mounting hole (14) and second inner chamber (21), the diameter of the inner hole (31)
Less than the diameter of second inner chamber (21).
8. tolerance automatic regulating apparatus according to claim 1 or claim 7, which is characterized in that the height L of the boss (26)1It is small
In the depth L of first inner chamber (13)2, the thickness L of the lock washer (3)3The condition of satisfaction are as follows: L3<(L2-L1)。
9. tolerance automatic regulating apparatus according to claim 1, which is characterized in that the positioning bar (12) be equipped with it is multiple,
And the wall body with upper casing (1) is vertically arranged, one end of the positioning bar (12) is bonded company with the lower surface of raised outer (11)
It connects, the other end is equipped with mechanism stop bit halfpace (16).
10. tolerance automatic regulating apparatus according to claim 1, which is characterized in that on the wall body of the positioning stud (2)
Equipped with stop bit card (23) and locating tensioning piece (24), the stop bit card (23) and the alternate setting of locating tensioning piece (24) are convex
The outer ring of platform (26), and the groove (27) for accommodating the wall body of upper casing (1), the table of the groove (27) are equipped between boss (26)
Face is equipped with position-arresting groove (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910391837.6A CN110153947A (en) | 2019-05-13 | 2019-05-13 | A kind of tolerance automatic regulating apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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| CN110497856A (en) * | 2019-08-29 | 2019-11-26 | 上海佳慕汽车零部件有限公司 | The mounting structure and installation method of a kind of three-dimensional tolerance regulator and hiding handle |
| CN110566061A (en) * | 2019-08-29 | 2019-12-13 | 上海佳慕汽车零部件有限公司 | Manual three-way tolerance regulator and application and installation method thereof |
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