CN109773059A - A kind of assembly clinching method adjusting automobile lock pin height - Google Patents
A kind of assembly clinching method adjusting automobile lock pin height Download PDFInfo
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- CN109773059A CN109773059A CN201811622174.6A CN201811622174A CN109773059A CN 109773059 A CN109773059 A CN 109773059A CN 201811622174 A CN201811622174 A CN 201811622174A CN 109773059 A CN109773059 A CN 109773059A
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- fixture
- block
- lock pin
- flatness
- riveting
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Abstract
The present invention discloses a kind of assembly clinching method for adjusting automobile lock pin height, comprising the following steps: S1: by nut riveting on jam plate；S2: will adjust bolt thread segment and nut carry out pre-connection, while by with mounting hole L shape lock pin and gasket successively be arranged in adjust bolt riveting segment on, with the riveting segment constitute loose mail；S3: the flatness and verticality in the riveting segment between each loose mail contact surface are adjusted, and the fixed each loose mail of block is controlled by the fixture in clincher tool, so that gap≤0.5mm between mounting hole and the L shape locking pin ends on the jam plate, then rivets the loose mail.Assembly clinching method provided by the invention, it is easy to operate, be not necessarily to special riveting equipment, can not only stable regulation torque, and can guarantee that operator be in pleasant torque range during entire adjustment, realize that high-precision lock pin position adjusts.
Description
Technical field
The present invention relates to auto parts and components assembly technology field more particularly to a kind of assembly rivetings for adjusting automobile lock pin height
Connect method.
Background technique
Lock pin is a part with the fixed adjustable installing position on the car body of screw.Front cover lock machine when front cover is closed
Structure is sealed with lock pin, achievees the purpose that locking front cover, and the position of lock pin, also has a great impact to the gap on front cover periphery,
So front cover will be adjusted the height of lock pin when sinking, keep front cover peripheral clearance uniform.
Currently, common height-adjustable automobile engine cover lock pin, is adjusted by rotation bolt
Lock pin height, to meet the matching and functional requirement of automobile engine cover Yu side wall gap, for example, notification number is CN
The Chinese invention patent of 206682115 U discloses a kind of riveted structure and the automobile lock pin with new riveting form, including
Main body and two riveting parts by its rivet clasp are riveted, the riveting body top is riveting segment, and lower part is thread segment；After riveting
Rivet the arc-shaped structure of end surface.Automobile lock pin with new riveting form, by plane bottom plate, riveted joint bolt, gasket and L shape
Lock pin is constituted, and the riveted joint bolt is connect with the adjusting nut on the plane bottom plate；The riveted joint upper end of the riveted joint bolt
Face is arcuate structure.The invention drives lock pin movement by rotation riveted joint bolt, realizes lock pin height adjustment.
Height is adjusted using the lock pin of such as above structure, existing installation method is usually first that gasket and L shape lock pin is straight
It connects and forms a stable fixing piece in the riveting segment for being riveted on riveted joint bolt, then by the secured fixing piece and tune riveted
Whole nut is threadedly coupled, and the height of L shape lock pin in fixing piece is adjusted by screw thread rotation, and then adjust automobile engine
The gap of the cover and L shape lock pin other end side wall.Such installation method is easy for installation, is directly fixation by lock pin and gasket riveting
Part, can avoid the unstable problem of torque in the presence of subsequent bolt adjustment process, but the installation method need by
Special riveting equipment, to meet the required precision in riveting to flatness, verticality etc., and this kind of special riveting equipment needs
Will be from foreign procurement, and cost is higher, therefore will increase certain production cost when installing and using.
Summary of the invention
It is an object of the invention to overcome defect described in the prior art, to provide a kind of adjusting automobile lock pin height
Assembly clinching method, this method is easy to operate, be not necessarily to special riveting equipment, can not only stable regulation torque, and
It can guarantee that operator is in pleasant torque range during entire adjustment, realize high-precision lock pin position tune
It is whole.
To achieve the goals above, the invention provides the following technical scheme:
A kind of assembly clinching method adjusting automobile lock pin height, comprising the following steps:
S1: by nut riveting on jam plate；
S2: the thread segment and nut that will adjust bolt carry out pre-connection, while by L shape lock pin and gasket with mounting hole
It is successively arranged in the riveting segment for adjusting bolt, constitutes loose mail with the riveting segment；
S3: the flatness and verticality in the riveting segment between each loose mail contact surface are adjusted, and by clincher tool
Fixture controls the fixed each loose mail of block, so that gap≤0.5mm between the mounting hole and the L shape locking pin ends on the jam plate,
Then the loose mail is riveted.
Preferably: verticality≤1.0mm of the nut described in S1 relative to the jam plate.
Preferably: pre-connection described in S2 is the adjusting bolt to be screwed into the nut, while adjusting the tune
The screw-in length for saving bolt, the L shape lock pin is adjusted to preset height.
Further: the method for adjustment of the screw-in length is in the step lower end surface for adjusting bolt and the jam plate
Between be placed in the fixture of specified altitude assignment and control block, then screw the adjustings bolt until the step lower end surface and fixture control block
Upper surface just contacts.
Preferably: the method for flatness and verticality between each loose mail matching face described in S3 the following steps are included:
(1) first adjust the flatness of the contact surface up and down of riveting segment in the loose mail, at the same adjust the contact surface up and down with
Verticality between the nut axis；
(2) it is sequentially adjusted in the flatness and the gasket of the upper and lower contact surface of L shape lock pin in the loose mail or more contact surface
Flatness, keep the flatness between the riveting segment, L shape lock pin and each contact surface of gasket identical；
(3) position degree for adjusting the L shape lock pin and gasket upper installing hole, makes the axis coaxle of itself and the riveting segment.
Preferably: the fixing means of each loose mail described in S3 the following steps are included:
A, firstly, the fixture base in the clincher tool is fixed on the thread segment for adjusting bolt, then exist
Merging 3# fixture controls block between the pedestal and the step for adjusting bolt；
B, secondly, being arranged 2# fixture on the outside of the step controls block, the 2# fixture controls the outer diameter of block and the 3# is pressed from both sides
The outer diameter that tool controls block is identical, and the height that the 2# fixture controls block is identical as the height of the step；
C, finally, controlling block in the 2# fixture and the 3# fixture is controlled and is arranged 1# fixture on the outside of block and controls block.
Further, 1# fixture described in S3 controls block, 2# fixture controls block and the 3# fixture controls block in each loose mail of fixation
While, further include the steps that adjusting each fixture controls block, predominantly sequentially ensures that 1# fixture controls the flat of block upper surface and lower surface
Face degree；2# fixture controls block and 3# fixture controls the flatness between block；And 1# fixture controls block, 2# fixture is controlled on block and the jam plate
Flatness between surface.
Further: the step of each fixture of adjustment controls block further includes the adjustment of verticality, specifically: it is adjusting
After each fixture controls the flatness of block, the axis of clincher tool is adjusted, keeps it coaxial with the adjusting bolt.
Preferably: flatness≤0.5mm of contact surface between the L shape lock pin and the gasket.
Preferably: the time of riveting described in S3 is 6-9s.Speed≤500r/min.
Compared with prior art, the invention has the following advantages:
(1) assembly clinching method provided by the invention can guarantee to adjust torque while adjusting automobile lock pin height
Stability, without using dedicated and expensive riveting equipment, it is only necessary to by the assembly clinching method by means of simply having folder
The clincher tool that tool controls block can be realized.Wherein the present invention compared with the existing technology for, have adjusted assembly riveting sequence, from
And realize the effect, first by nut riveting on jam plate, then by the thread segment merging nut for adjusting bolt into
Row pre-installation, while L shape lock pin and gasket being threaded through and adjusts the riveting segment of bolt but does not rivet, but adjusting includes riveting
The flatness and verticality of each loose mail, then each loose mail adjusted are fixed using chuck apparatus, finally again including section
It is riveted, to realize the stability adjustment of torque in riveting process；
(2) in the present invention as verticality≤1.0mm of the nut relative to jam plate, in the adjustment of entire Z-direction, adjustment force
For the highs and lows of square within 1N.m, difference is smaller；As flatness≤0.5mm of contact surface between L shape lock pin and gasket
When, minimum adjustment torque and maximum adjustment moment difference are within 3N.m, it may therefore be assured that operator is in pleasant
Torque range, realize the adjustment of high-precision lock pin position.In the assembly riveting process, to the flatness of each loose mail and hang down
The control of the riveting parameter such as straight degree, can make product reach good usage experience, through the invention the automotive lock of technique assembly
Pin, when adjusting lock pin height, required adjusting torque is steady, and size is suitable, improves operating comfort.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
Other attached drawings are obtained according to these attached drawings.
Fig. 1 is the assembling schematic diagram of automobile lock pin and jam plate in one embodiment of the invention；
Fig. 2 is clincher tool schematic diagram described in one embodiment of the invention；
Fig. 3 is that fixture controls the fixed installation diagram between block and each loose mail in Fig. 2.
Description of symbols:
1, nut；2, jam plate；21, gap；3, bolt is adjusted；31, thread segment；32, riveting segment；33, step；4, L shape is locked
Pin；5, gasket；6, clincher tool；61, fixture controls block；
611,1# fixture controls block；612,2# fixture controls block；613,3# fixture controls block；614, fixture base.
Specific embodiment
Technical solution of the present invention is clearly and completely described below in conjunction with attached drawing, it is clear that described implementation
Example is a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill
Personnel's every other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.
In addition, technical characteristic involved in invention described below different embodiments is as long as they do not conflict with each other
It can be combined with each other.
Embodiment 1
As shown in Figure 1-3, the present invention provides a kind of assembly clinching method for adjusting automobile lock pin height, including following step
It is rapid:
S1: nut 1 is riveted on jam plate 2；
S2: bolt 3 will be adjusted and be screwed into nut 1, be placed between 33 lower end surface of step and jam plate 2 for adjusting bolt 3
The fixture of specified altitude assignment controls block 613, then screws the upper surface for adjusting bolt 3 until 33 lower end surface of step and fixture control block 613
Just contact to adjust the screw-in length for adjusting bolt 3, and L shape lock pin 4 is adjusted to preset height, while will have mounting hole
L shape lock pin 4 and gasket be successively arranged in adjust bolt 3 riveting segment 32 on, with riveting segment 32 constitute loose mail；
S3: flatness and verticality in adjustment riveting segment 32 between each loose mail contact surface:
(1) flatness of about 32 contact surface of riveting segment in loose mail is first adjusted, while adjusting contact surface and 1 axis of nut up and down
Verticality between line；
(2) it is sequentially adjusted in the plane of about 5 contact surface of the flatness of about 4 contact surface of L shape lock pin and gasket in loose mail
Degree, keeps the flatness between riveting segment 32, L shape lock pin 4 and each contact surface of gasket 5 identical；
(3) position degree for adjusting L shape lock pin 4 and 5 upper installing hole of gasket, makes the axis coaxle of itself and riveting segment 32, to protect
The flatness for demonstrate,proving contact surface between L shape lock pin 4 and gasket 5 is 0.5mm, and nut 1 is 1.0mm relative to the verticality of jam plate 2.
S4: the fixed each loose mail of block 61 is controlled by the fixture in clincher tool 6:
Firstly, the fixture base 614 of clincher tool 6 is fixed on the thread segment 31 for adjusting bolt 3, then at fixture bottom
Merging 3# fixture controls block 613 between seat 614 and the step 33 for adjusting bolt 3；
Secondly, being arranged 2# fixture in the outside of step 33 controls block 612,2# fixture controls the outer diameter of block 612 and 3# fixture controls block
613 outer diameter is identical, and the height that 2# fixture controls block 612 is identical as the height of step 33；
Finally, controlling block 612 in 2# fixture and 3# fixture controls the outside of block 613 and is arranged 1# fixture and controls block 611.
S5: after the completion of S3, S4, it is ensured that the gap between 4 end of the mounting hole on jam plate 2 and L shape lock pin is 0.5mm,
Then 6s is riveted with the speed of 500r/min to loose mail.
Embodiment 2
Unlike the first embodiment, the flatness of contact surface is 0.45mm, 1 phase of nut between L shape lock pin 4 and gasket 5 in S3
Verticality for jam plate 2 is 0.95mm；
1# fixture controls block 611,2# fixture controls block 612 and 3# fixture controls block 613 while each loose mail of fixation in S4,
The flatness that each fixture controls block 61 is also had adjusted, sequentially ensures that 1# fixture controls the flatness of block 611 upper surface and lower surface；2# folder
Tool controls block 612 and 3# fixture controls the flatness between block 613；And 1# fixture controls block 611,2# fixture is controlled on block 612 and jam plate 2
Flatness between surface；After having adjusted each fixture and controlling the flatness of block 61, the axis of clincher tool 6 is adjusted, itself and tune are made
It is coaxial to save bolt 3；
Gap 21 between 4 end of mounting hole in S5 on jam plate 2 and L shape lock pin is 0.45mm, and riveting process is to scattered
Part rivets 7s with the speed of 450r/min.
Embodiment 3
As different from Example 2, the flatness of contact surface is 0.3mm, 1 phase of nut between L shape lock pin 4 and gasket 5 in S3
Verticality for jam plate 2 is 0.5mm；
Gap 21 between 4 end of mounting hole in S5 on jam plate 2 and L shape lock pin is 0.3mm, and riveting process is to loose mail
9s is riveted with the speed of 300r/min.
The foregoing is merely a specific embodiment of the invention, but scope of protection of the present invention is not limited thereto, any
In the technical scope disclosed by the present invention, any changes or substitutions that can be easily thought of by those familiar with the art, all answers
It is included within the scope of the present invention.Therefore, protection scope of the present invention should be with the scope of protection of the claims
It is quasi-.
Claims (10)
1. a kind of assembly clinching method for adjusting automobile lock pin height, which comprises the following steps:
S1: by nut riveting on jam plate；
S2: will adjust bolt thread segment and nut carry out pre-connection, while by with mounting hole L shape lock pin and gasket successively
It is arranged in the riveting segment for adjusting bolt, constitutes loose mail with the riveting segment；
S3: the flatness and verticality in the riveting segment between each loose mail contact surface are adjusted, and passes through the fixture in clincher tool
The fixed each loose mail of block is controlled, so that gap≤0.5mm between the mounting hole and the L shape locking pin ends on the jam plate, then
The loose mail is riveted.
2. assembly clinching method according to claim 1, which is characterized in that nut described in S1 is relative to the jam plate
Verticality≤1.0mm.
3. assembly clinching method according to claim 1, which is characterized in that pre-connection described in S2 is by the adjusting spiral shell
Bolt is screwed into the nut, while adjusting the screw-in length for adjusting bolt, and the L shape lock pin is adjusted to default height
Degree.
4. assembly clinching method according to claim 3, which is characterized in that the method for adjustment of the screw-in length is in institute
The fixture for stating merging specified altitude assignment between the step lower end surface and the jam plate that adjust bolt controls block, then screws the adjusting spiral shell
Bolt is until the step lower end surface is just contacted with the upper surface that fixture controls block.
5. assembly clinching method according to claim 1, which is characterized in that flatness between each loose mail matching face described in S3
And verticality method the following steps are included:
(1) first adjust the flatness of the contact surface up and down of riveting segment in the loose mail, at the same adjust the contact surface up and down with it is described
Verticality between nut axis；
(2) it is sequentially adjusted in the flat of the flatness and the gasket of the upper and lower contact surface of L shape lock pin in the loose mail or more contact surface
Face degree keeps the flatness between the riveting segment, L shape lock pin and each contact surface of gasket identical；
(3) position degree for adjusting the L shape lock pin and gasket upper installing hole, makes the axis coaxle of itself and the riveting segment.
6. assembly clinching method according to claim 1, which is characterized in that the fixing means of each loose mail described in S3 includes
Following steps:
A, firstly, the fixture base in the clincher tool is fixed on the thread segment for adjusting bolt, then described
Merging 3# fixture controls block between pedestal and the step for adjusting bolt；
B, secondly, being arranged 2# fixture on the outside of the step controls block, the 2# fixture controls the outer diameter of block and the 3# fixture is controlled
The outer diameter of block is identical, and the height that the 2# fixture controls block is identical as the height of the step；
C, finally, controlling block in the 2# fixture and the 3# fixture is controlled and is arranged 1# fixture on the outside of block and controls block.
7. assembly clinching method according to claim 6, which is characterized in that 1# fixture described in S3 controls block, 2# fixture is controlled
Block and the 3# fixture control block while each loose mail of fixation, further include the steps that adjusting each fixture controls block, predominantly sequentially
Ensure that 1# fixture controls the flatness of block upper surface and lower surface；2# fixture controls block and 3# fixture controls the flatness between block；And
The flatness that 1# fixture controls block, 2# fixture controls block between the jam plate upper surface.
8. assembly clinching method according to claim 7, which is characterized in that the step of each fixture of adjustment controls block is also wrapped
Include the adjustment of verticality, specifically: after having adjusted each fixture and having controlled the flatness of block, adjust the axis of clincher tool, make its with
The adjusting bolt is coaxial.
9. assembly clinching method according to claim 1, which is characterized in that contacted between the L shape lock pin and the gasket
Flatness≤the 0.5mm in face.
10. assembly clinching method according to claim 1, which is characterized in that the time of riveting described in S3 is 6-9s.Speed
Degree≤500r/min.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811622174.6A CN109773059B (en) | 2018-12-28 | 2018-12-28 | Assembling and riveting method for adjusting height of automobile lock pin |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811622174.6A CN109773059B (en) | 2018-12-28 | 2018-12-28 | Assembling and riveting method for adjusting height of automobile lock pin |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109773059A true CN109773059A (en) | 2019-05-21 |
| CN109773059B CN109773059B (en) | 2020-05-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811622174.6A Active CN109773059B (en) | 2018-12-28 | 2018-12-28 | Assembling and riveting method for adjusting height of automobile lock pin |
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| Country | Link |
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| CN (1) | CN109773059B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112547847A (en) * | 2020-11-14 | 2021-03-26 | 中机试验装备股份有限公司 | Formula gyro wheel actuating mechanism is driven down to high accuracy |
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|---|---|---|---|---|
| CN202530857U (en) * | 2012-05-14 | 2012-11-14 | 烟台三环锁业集团有限公司 | Height-adjustable car engine cover lock pin |
| CN204199910U (en) * | 2014-11-14 | 2015-03-11 | 北京长安汽车工程技术研究有限责任公司 | A kind of automobile back door lock pin assembly |
| CN105750873A (en) * | 2014-12-17 | 2016-07-13 | 湖北汽车工业学院 | Suspension type front axle lock pin press-mount machine |
| CN205445216U (en) * | 2015-02-09 | 2016-08-10 | 河南百川锁业股份公司 | Automobile door lock's lockpin |
| CN206682115U (en) * | 2017-04-28 | 2017-11-28 | 烟台三环锁业集团股份有限公司 | A kind of riveted structure and the automobile lock pin with new riveting form |
| CN207485168U (en) * | 2017-09-26 | 2018-06-12 | 上海思致汽车工程技术有限公司 | A kind of adjustable automobile latch for vehicle door mounting structure |
-
2018
- 2018-12-28 CN CN201811622174.6A patent/CN109773059B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202530857U (en) * | 2012-05-14 | 2012-11-14 | 烟台三环锁业集团有限公司 | Height-adjustable car engine cover lock pin |
| CN204199910U (en) * | 2014-11-14 | 2015-03-11 | 北京长安汽车工程技术研究有限责任公司 | A kind of automobile back door lock pin assembly |
| CN105750873A (en) * | 2014-12-17 | 2016-07-13 | 湖北汽车工业学院 | Suspension type front axle lock pin press-mount machine |
| CN205445216U (en) * | 2015-02-09 | 2016-08-10 | 河南百川锁业股份公司 | Automobile door lock's lockpin |
| CN206682115U (en) * | 2017-04-28 | 2017-11-28 | 烟台三环锁业集团股份有限公司 | A kind of riveted structure and the automobile lock pin with new riveting form |
| CN207485168U (en) * | 2017-09-26 | 2018-06-12 | 上海思致汽车工程技术有限公司 | A kind of adjustable automobile latch for vehicle door mounting structure |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112547847A (en) * | 2020-11-14 | 2021-03-26 | 中机试验装备股份有限公司 | Formula gyro wheel actuating mechanism is driven down to high accuracy |
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| Publication number | Publication date |
|---|---|
| CN109773059B (en) | 2020-05-15 |
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