CN105081110B - Automatically riveter is locked in nut shirt rim - Google Patents
Automatically riveter is locked in nut shirt rim Download PDFInfo
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- CN105081110B CN105081110B CN201410194018.XA CN201410194018A CN105081110B CN 105081110 B CN105081110 B CN 105081110B CN 201410194018 A CN201410194018 A CN 201410194018A CN 105081110 B CN105081110 B CN 105081110B
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- nut
- lock riveting
- shirt rim
- lock
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Abstract
Riveter is locked in a kind of nut shirt rim automatically, and the lock riveting for axle assembly large torque shirt rim nut is locking.The piston rod of gas-liquid pressure-boosting mechanism is connected with pull rod, with pin rod is drawn on pull rod, pin rod is drawn to penetrate in lock riveting cutter head sliding slot, the axis of sliding slot axis and pull rod is angled, and nut is located in positioner.The pulling force effect that gas-liquid pressure-boosting mechanism of the present invention generates is on pull rod, and making lock riveting cutter head, Self-pressurizing agri makes nut shirt rim generate plastic deformation, realizes the lock riveting function to nut around pin rod movement is drawn；And pass through and detect bar detection trigger element, control lock riveting cutter head is to the deflection of nut shirt rim lock riveting point.The present invention can accurately control lock riveting point deformation amount, it can effectively avoid the increase because of deflection, nut shirt rim is caused to lock riveting point fracture phenomena, it also avoids because of lock riveting point deformation amount deficiency, cause the unreliable phenomenon of nut locking, so that the nut shirt rim of lock riveting point reaches preferable lock riveting effect, it ensure that lock riveting point fastens nut locking functions, manufacture is at low cost.
Description
Technical field
The present invention relates to machinery manufacturing technology fields, are specifically a kind of automatic lock riveting of shirt rim progress being used for shirt rim nut
Device.
Background technology
The counterpart of automotive axle assembly is fastened mostly using screw bolt and nut.But in vehicle operation, bolt spiral shell
The phenomenon that female loosening is not easy to be found in time, and caused vehicle is unable to normally travel is commonplace, gives automotive axle producer
Bring larger economic loss and negative social influence.
At present, the nut anti-looseness of automotive axle assembly generally using spring shim, apply fastening glue by the way of, still, for
The nut of large torque in addition to employing the locking measures of painting fastening glue, usually will also carry out the shirt rim of nut deformation lock riveting,
To improve the reliability that large torque nut anti-looseness takes off.Usually all it is using manually punching however, due to the reasons in structure of nut shirt rim
The mode of riveting carries out lock riveting to the shirt rim of nut.This operating type, it is impossible to the deformation of lock riveting position nut shirt rim be effectively ensured
Uniformity or even during riveting is locked, since manual operation is exerted oneself unevenness, partial nut shirt rim cracking, cause to lock riveting point without
Method reaches due anti-loosing effect.
The content of the invention
To solve in the prior art manually to the deficiency of nut lock riveting, goal of the invention of the invention is to provide a kind of nut
Riveter is locked in shirt rim automatically, locks riveting point Self-pressurizing agri using to nut shirt rim, it is made to generate plastic deformation, and passes through detecting element
The deflection of control lock riveting point, so that the nut shirt rim of lock riveting point reaches preferably lock riveting effect, to ensure axle assembly
Quality is manufactured, reduces production cost.
To achieve the above object, the piston rod of gas-liquid pressure-boosting mechanism of the invention is connected with pull rod, with drawing pin on pull rod
Bar draws pin rod to penetrate in the sliding slot of lock riveting cutter head, and into 18 degree to 20 degree of angle, nut is fixed for the axis of sliding slot and the axis of pull rod
Position is in positioner.
Connecting flange and the main body bottom plate of main body connect under the oil cylinder of the gas-liquid pressure-boosting mechanism, and automatically controlled button is mounted in main body
Annular hand grip on.
The just positioning sleeve is just located in hole one with Kong Yiyu holes two, the middle part seamed edge of nut, the hole of first positioning sleeve
Two install with the cooperation of the outer round surface of main body；Detachable positioning plate and main body（14）The connection of lower end mounting hole, positioning reed inserts
Enter in the slot of positioning plate, be screwed, positioning reed is fallen into the keyway of the spindle nose coordinated with nut, the top shirt rim of nut
It is accurately located in the endoporus of positioning plate, positioning plate is accurately positioned the lock riveting point of nut.
The detection bar that nut lock riveting point is controlled to lock riveting depth and detection trigger element, detection member are housed in the main body
Part is proximity sensor.
The pulling force effect that the hydraulic cylinder of gas-liquid pressure-boosting mechanism of the present invention generates makes lock riveting cutter head around drawing pin rod on pull rod
Movement, Self-pressurizing agri make nut shirt rim generate plastic deformation, realize the lock riveting function to nut；And pass through and detect bar detection trigger
Element, control lock riveting cutter head is to the deflection of nut shirt rim lock riveting point.
Compared with prior art, the present invention it has the following advantages：
1st, the present invention can accurately control the deflection of lock riveting point, can effectively avoid the increase because of deflection, cause nut skirt
The phenomenon that side lock riveting point rupture, also avoids, because of lock riveting point deformation amount deficiency, causing the insecure phenomenon of nut locking, so that
The nut shirt rim of lock riveting point reaches preferably lock riveting effect, ensure that lock riveting point fastens locking functions to nut.
2nd, the position that can make the opposite lock riveting slot of each lock riveting point is accurate, and the deflection for making the lock riveting of nut shirt rim is consistent.
3rd, the workmanship of axle assembly and the competitiveness of product can be effectively promoted, reduces manufacturing cost.
Description of the drawings
Fig. 1 is the structure schematic diagram of the present invention.
Fig. 2 is the structure schematic diagram of the positioner of Fig. 1.
Fig. 3 is the structure schematic diagram of the first positioning sleeve of Fig. 1.
Fig. 4 is the side view of Fig. 3.
Fig. 5 is the structure schematic diagram of the positioning plate of Fig. 1.
Fig. 6 is the side view of Fig. 5.
Fig. 7 is the structure schematic diagram of the positioning reed of Fig. 1.
Fig. 8 is the side view of Fig. 7.
Fig. 9 is the partially schematic schematic diagram of agent structure in Fig. 1.
Specific embodiment
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 7, Fig. 8, Fig. 9, under the oil cylinder of gas-liquid pressure-boosting mechanism 1 of the present invention
Connecting flange 2 is connected with the main body bottom plate 15 of main body 14, and for automatically controlled button 10 on the annular hand grip 20 of main body 14, main body 14 is logical
Connector is crossed to be connected with slide.The piston rod 3 of gas-liquid pressure-boosting mechanism 1 is connected with pull rod 4, with pin rod 5 is drawn on pull rod 4, draws pin
Bar 5 is penetrated in the sliding slot of lock riveting cutter head 6, and the axis of sliding slot and the axis of pull rod 4 are positioned into 18 degree to 20 degree of angle, nut 13
In positioner, the present invention is the source of the gas by 0.6Mpa, using the principle of gas-liquid pressure-boosting, in the liquid of gas-liquid pressure-boosting mechanism 1
Cylinder pressure generates the pulling force effect of about 100KN on pull rod 4, makes lock riveting cutter head 6 around pin rod 5 is drawn to move, by the shirt rim of nut 13
Lock riveting enters in the lock riveting slot of axle assembly.The first positioning sleeve 8 of the positioner is with hole 1 and hole 2 18, in nut 13
Portion's seamed edge is just located in hole 1, and the hole 2 18 of first positioning sleeve 8 is installed with the outer round surface cooperation of main body 14；Detachable positioning
The polygon outer rim of plate 9 is connected with the lower end mounting hole 19 of main body 14, and positioning reed 16 is inserted into the slot of positioning plate 9, uses screw
Fixed, positioning reed 16 is fallen into the keyway of the spindle nose coordinated with nut 13, and the top shirt rim of nut 13 is accurately located at positioning
In the endoporus of plate 9, positioning plate 9 is accurately positioned the lock riveting point of nut 13, and positioning plate 9 can be carried out according to the specification of nut 13
It replaces, improves the compatibility of lock riveter lock riveting nut, can meet the needs of multi-assortment production conversion.Equipped with detection bar in main body 14
12 with detection trigger element 11, for lock riveting cutter head 6 to be controlled to lock the lock riveting depth of riveting point to nut 13, detecting element 11 is close
Formula sensor；By adjusting detection the distance between bar 12 and detecting element 11, lock riveting cutter head 6 can be controlled to lock nut 13
The lock riveting depth of riveting point；After bar 12 is detected close to simultaneously detection trigger element 11, detecting element 11 is connected, and makes gas-liquid pressure-boosting machine
The air-powered electromagnetic valve events of structure 1 stop that the gas filled in gas-liquid pressure-boosting mechanism 1 is inflated and discharged into gas-liquid pressure-boosting mechanism 1,
Gas-liquid pressure-boosting mechanism 1 stops drag lock riveting cutter head 6 and is restored to original position, while lock riveting cutter head 6 is driven to be restored to original position；Work as increasing
When detecting the distance between bar 12 and detecting element 11, increase and lock lock riveting depth of the riveting cutter head 6 to nut lock riveting point, it is on the contrary then subtract
Small lock riveting cutter head 6 locks nut 13 the lock riveting depth of riveting point.
When locking riveting operation, just positioning sleeve 8 is first passed through, nut 13 is made to carry out just positioning on lock riveter.Rotation lock riveter master
The handle 20 of body 14 realizes being accurately positioned for lock riveter and nut 13, at this point, locking riveting by positioning reed 16 on positioning plate 9
Cutter head 6 locks riveting point keyway to just with nut 13.Start start key on automatically controlled button 10, the piston rod 3 of gas-liquid pressure-boosting mechanism 1 pulls
Pull rod 4 moves upwards, and pull rod 4, which drives, draws pin rod 5 to be moved in the sliding slot of lock riveting cutter head 6, and at this moment, lock riveting cutter head 6 is around drawing pin rod 5
It rotates, realizes that lock riveter locks riveting to the shirt rim of nut 13.
The present invention realizes that lock riveting cutter head 6 locks riveting point to nut 13 and locks riveting depth by detecting 12 detection trigger element 11 of bar
It automatically controls.For different kinds, displacement of the detection bar 12 with respect to detecting element 11 is adjusted, realizes that lock riveting point deformation amount is deep
The adjusting of degree.
The up and down button in automatically controlled button 10 is operated, realizes and the up and down motion for locking riveter is controlled.
The operation process of the present invention：
1st, the declines button on automatically controlled button 10 is operated, lock riveter is made to touch nut 13, and passes through just positioning sleeve 8 to make spiral shell
13 pre-determined bit of mother is on lock riveter.
2nd, the handle 20 of rotation lock riveter makes the positioning reed 16 of positioning plate 9 fall on the key of the spindle nose coordinated with nut 13
In slot, being accurately positioned before lock riveting is realized.
3rd, the start button on automatically controlled button 10 is operated, the lock riveting cutter head 6 for locking riveter carries out lock riveting to the shirt rim of nut 13.
4th, by detecting 12 detection trigger element 11 of bar, stop that the gas filled is inflated and released to gas-liquid pressure-boosting mechanism 1
Body, the lock riveting cutter head 6 for locking riveter automatically fall back on original position.Adjustment detection the distance between bar 12 and detecting element 11, can
Control lock riveting cutter head 6 locks nut 13 the lock riveting depth of riveting point, when increasing detection the distance between bar 12 and detecting element 11,
Just the lock riveting depth that lock riveting cutter head 6 locks nut 13 riveting point is increased, it is on the contrary then reduce lock riveting cutter head 6 to the lock riveting point of nut 13
Lock riveting depth；Detection bar 12 in rotating body 14 can facilitate and carry out up and down adjustment to detection bar 12.
5th, the rising button on automatically controlled button 10 is operated, under the drive of gas-liquid pressure-boosting mechanism 1, lock riveter is raised above taking off
From nut 13, the mechanical lock riveting to nut 13 is completed.
Claims (3)
1. riveter is locked in a kind of nut shirt rim automatically, it is characterised in that：Gas-liquid pressure-boosting mechanism（1）Piston rod（3）With pull rod（4）Even
It connects, pull rod（4）Upper carry draws pin rod（5）, draw pin rod（5）Penetrate lock riveting cutter head（6）Sliding slot in, the axis and pull rod of sliding slot
（4）Axis into 18 degree to 20 degree of angle, nut（13）It is located in positioner；
First positioning sleeve（8）With hole one（17）With hole two（18）, nut（13）Middle part seamed edge just be located in hole one（17）It is interior, just
Positioning sleeve（8）Hole two（18）With main body（14）Outer round surface cooperation installation；Detachable positioning plate（9）With main body（14）Under
Hold mounting hole（19）Connection, positioning reed（16）It is inserted into positioning plate（9）Slot in, be screwed, positioning reed（16）It falls into
With nut（13）In the keyway of the spindle nose of cooperation, nut（13）Top shirt rim be accurately located at positioning plate（9）Endoporus in, it is fixed
Position plate（9）To nut（13）Lock riveting point be accurately positioned.
2. riveter is locked in nut shirt rim according to claim 1 automatically, it is characterised in that：The gas-liquid pressure-boosting mechanism（1）'s
Connecting flange under oil cylinder（2）With main body（14）Main body bottom plate（15）Connection, automatically controlled button（10）Mounted in main body（14）Annular
Handle（20）On.
3. riveter is locked in nut shirt rim according to claim 1 automatically, it is characterised in that：The main body（14）Upper be equipped with is used for
Control nut（13）Lock the detection bar of riveting point lock riveting depth（12）With detection trigger element（11）, detecting element（11）For proximity
Sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410194018.XA CN105081110B (en) | 2014-05-09 | 2014-05-09 | Automatically riveter is locked in nut shirt rim |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410194018.XA CN105081110B (en) | 2014-05-09 | 2014-05-09 | Automatically riveter is locked in nut shirt rim |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105081110A CN105081110A (en) | 2015-11-25 |
| CN105081110B true CN105081110B (en) | 2018-05-18 |
Family
ID=54562961
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410194018.XA Active CN105081110B (en) | 2014-05-09 | 2014-05-09 | Automatically riveter is locked in nut shirt rim |
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| Country | Link |
|---|---|
| CN (1) | CN105081110B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109647996B (en) * | 2019-01-31 | 2023-10-20 | 重庆昆旺电子有限责任公司 | Automatic riveting device for shell |
| CN115533488B (en) * | 2022-12-01 | 2023-03-10 | 新乡市高正精密机械有限公司 | Servo riveting point inserting machine tool for outer tube column casing |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202607266U (en) * | 2012-04-09 | 2012-12-19 | 莱州市山普管件制造有限公司 | Automatic clamping device |
| CN203091561U (en) * | 2013-03-06 | 2013-07-31 | 广东坚士制锁有限公司 | Semi-automatic machine for riveting of combination lock |
| CN203357821U (en) * | 2013-07-27 | 2013-12-25 | 宁波双林模具有限公司 | Rotary core-pulling device of injection mold |
| CN203862872U (en) * | 2014-05-09 | 2014-10-08 | 东风德纳车桥有限公司 | Automatic nut edge locking and riveting machine |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6820319B2 (en) * | 2002-08-20 | 2004-11-23 | Cessna Aircraft Company | Hand-held single impact rivet gun and method of back riveting |
-
2014
- 2014-05-09 CN CN201410194018.XA patent/CN105081110B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202607266U (en) * | 2012-04-09 | 2012-12-19 | 莱州市山普管件制造有限公司 | Automatic clamping device |
| CN203091561U (en) * | 2013-03-06 | 2013-07-31 | 广东坚士制锁有限公司 | Semi-automatic machine for riveting of combination lock |
| CN203357821U (en) * | 2013-07-27 | 2013-12-25 | 宁波双林模具有限公司 | Rotary core-pulling device of injection mold |
| CN203862872U (en) * | 2014-05-09 | 2014-10-08 | 东风德纳车桥有限公司 | Automatic nut edge locking and riveting machine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105081110A (en) | 2015-11-25 |
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