CN102784874B - Hand-held electromagnetic riveting gun buffering and guiding mechanism - Google Patents
Hand-held electromagnetic riveting gun buffering and guiding mechanism Download PDFInfo
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- CN102784874B CN102784874B CN201210292406.2A CN201210292406A CN102784874B CN 102784874 B CN102784874 B CN 102784874B CN 201210292406 A CN201210292406 A CN 201210292406A CN 102784874 B CN102784874 B CN 102784874B
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- guide
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- buffer
- linear bearing
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Abstract
The invention discloses a hand-held electromagnetic riveting gun buffering and guiding mechanism which is used for solving the technical problem that the existing hand-held electromagnetic riveting gun is strong in mechanical impaction. The technical scheme adopted by the invention is as follows: the mechanism comprises a buffering mechanism and two guide mechanisms, wherein the buffering mechanism is arranged above a mass block (1); the two guide mechanisms are arrange below the mass blocks (1); the buffering mechanism and the guide mechanisms are distributed in an isosceles triangle mode; in the buffering mechanism, a damping spring (4) and a buffer (3) are combined; and in each guide mechanism, two guide shafts (14) are matched with a linear bearing (13) and guide shaft springs (10), so as to realize the relative slip of the guide shafts (14) and the mass blocks (1). Since the buffering mechanism and the two guide mechanisms are adopted, and the buffer mechanism adopts a scheme that the damping spring is combined with the buffer, the mechanical impaction of the hand-held electromagnetic riveting gun is reduced; and each guide mechanism adopts a scheme that the two guide shafts are matched with the linear bearing and the guide shaft springs, so that the guiding of the mass blocks is realized.
Description
Technical field
The present invention relates to a kind of electromagnetic rivet driver buffering and guiding mechanism, particularly relate to a kind of portable electromagnetic rivet driver buffering and guiding mechanism.
Background technology
With reference to Fig. 6, document " Chinese invention patent of Granted publication CN101890473B " discloses the hand-held electromagnetism riveting gun of working under a kind of low-voltage, and its buffering comprises protecgulum 32, discharge coil 34, shell 2, bonnet 30, vibration isolation rubber 33, flange 31, spring slide-way 35, shock-absorbing spring 4 and screw 9 with guiding mechanism.Discharge coil 34 is to be slidably matched with shell 2, and vibration isolation rubber 33 is placed on the bonnet 30 of discharge coil 34 afterbodys, and is closed in together with discharge coil 34 in the enclosed construction being made up of shell 2, protecgulum 32 and bonnet 30; The sliding stroke of discharge coil 34 is less than 5 millimeters, to prevent that electrode contact from damaging and improving the coil life-span.Flange 31 is fixing with bonnet 30, by screw 9 realizations of an interior hexagonal and being slidably matched of spring slide-way 35, shock-absorbing spring 4 is placed in bonnet 30 and spring slide-way 35, the recoil that riveted joint process produces acts on discharge coil 34, by the rear compression shock-absorbing spring 4 of vibration isolation rubber 33, and finally act on operator's arm.Due to the restriction of this riveting gun coil dimension and damper mechanism, making its profile is tubbiness type, and be not suitable for thering is L-type, the riveted joint of T-shaped isostructural purlin rib part; In addition shock-absorbing spring and vibration isolation rubber are mainly used in storing and releasing energy, and energy will be consumed in the shock of frame for movement, and therefore extra mechanical impact can not be eliminated.
Summary of the invention
In order to overcome the large deficiency of existing hand-held electromagnetism riveting gun mechanical impact, the invention provides a kind of portable electromagnetic rivet driver buffering and guiding mechanism.This device adopts buffer gear and two guiding mechanisms, and the scheme that buffer gear adopts shock-absorbing spring and buffer to combine, absorbs and consume the setback-impact of portable electromagnetic rivet driver, can reduce the mechanical impact of portable electromagnetic rivet driver.Guiding mechanism adopts two axis of guides to match with linear bearing, axis of guide spring, can realize the guiding of mass.Compact slender structure makes the riveting gun can be for the riveted joint of L-type, T-shaped isostructural purlin rib part.
The technical solution adopted for the present invention to solve the technical problems is: a kind of portable electromagnetic rivet driver buffering and guiding mechanism, be characterized in comprising a buffer gear and two guiding mechanisms, buffer gear is placed in the top of mass 1, two guiding mechanisms are placed in the below of mass 1, and buffer gear and guiding mechanism are isosceles triangle and distribute; Described buffer gear comprises shock-absorbing spring 4, buffer 3, mass 1 and adjustment block 6, and buffer 3 is made up of the oil cylinder of left end and the extension bar of right-hand member, and shock-absorbing spring 4 is enclosed within on buffer 3, and the oil cylinder of buffer 3 is threaded with mass 1; The extension bar right-hand member head of buffer 3 is equipped with clamp nut 5 and adjustment block 6, and clamp nut 5 and adjustment block 6 are threaded with the extension bar of buffer 3, and packing ring 8 and screw 9 link together adjustment block 6 and heavy frame 7.Described each guiding mechanism comprises mass 1, axis of guide spring 10, linear bearing 13, the axis of guide 14 and retainer ring 15, on mass 1, there is the different coaxial aperture of diameter, the macropore of mass 1 right-hand member embeds linear bearing 13, is placed with axis of guide spring 10 in the aperture of left end; The axis of guide 14 is the elongate rod structures with boss, boss right part is threaded, retainer ring 15 is fixed on the projection section of the axis of guide 14 and by the shaft shoulder location of the axis of guide 14, the axis of guide 14 passes linear bearing 13, and fixing with heavy frame 7 by nut collar 16 and locking nut 17; Axis of guide spring 10 and linear bearing 13 are realized the relative sliding of the axis of guide 14 and mass 1, for recoil and the resilience of mass 1 provide quick guiding.
The invention has the beneficial effects as follows: owing to having adopted buffer gear and two guiding mechanisms, the scheme that buffer gear adopts shock-absorbing spring and buffer to combine, the setback-impact of portable electromagnetic rivet driver is absorbed and consumed, reduced the mechanical impact of portable electromagnetic rivet driver.Guiding mechanism adopts two axis of guides to match with linear bearing, axis of guide spring, has realized the quick guiding of mass.Compact slender structure makes the riveting gun can be for the riveted joint of L-type, T-shaped isostructural purlin rib part.
Below in conjunction with drawings and Examples, the present invention is elaborated.
Brief description of the drawings
Fig. 1 is buffer gear schematic diagram in the portable electromagnetic rivet driver buffering of the present invention and guiding mechanism.
Fig. 2 is guiding mechanism schematic diagram in the portable electromagnetic rivet driver buffering of the present invention and guiding mechanism.
Fig. 3 is the A-A section right view of Fig. 1.
Fig. 4 is Fig. 2 partial enlarged drawing.
Fig. 5 is Fig. 1 partial enlarged drawing.
Fig. 6 is the structural representation of background technology electromagnetic rivet driver.
In figure, 1-mass, 2-shell, 3-buffer, 4-shock-absorbing spring, 5-clamp nut, 6-adjustment block, 7-heavy frame, 8-packing ring, 9-screw, 10-axis of guide spring, 11-the second screw, 12-the second packing ring, 13-linear bearing, the 14-axis of guide, 15-retainer ring, 16-nut collar, 17-locking nut, 18-locking plate, 19-pan head screw, the 20-shaft shoulder, 21-boss, 22-installs groove, 23-box spanner groove, 24-installing hole, 25-positive stop lug boss, 26-spring eye, 27-coarse thread, 28-driving hole, 29-groove, 30-bonnet, 31-flange, 32-protecgulum, 33-vibration isolation rubber, 34-discharge coil, 35-spring slide-way.
Detailed description of the invention
Following examples are with reference to Fig. 1～5.
The portable electromagnetic rivet driver buffering of the present invention and guiding mechanism, comprise a buffer gear and two guiding mechanisms, and buffer gear is placed in the top of mass 1, and two guiding mechanisms are placed in the below of mass 1, and buffer gear and guiding mechanism are isosceles triangle and distribute; Described buffer gear comprises shock-absorbing spring 4, buffer 3, mass 1 and adjustment block 6, buffer 3 is made up of the oil cylinder of left end and the extension bar of right-hand member, shock-absorbing spring 4 is enclosed within on buffer 3, the oil cylinder of buffer 3 is threaded with mass 1, the extension bar right-hand member head of buffer 3 is equipped with clamp nut 5 and adjustment block 6, clamp nut 5 and adjustment block 6 are threaded with the extension bar of buffer 3, and packing ring 8 and screw 9 link together adjustment block 6 and heavy frame 7.Described each guiding mechanism comprises mass 1, axis of guide spring 10, linear bearing 13, the axis of guide 14 and retainer ring 15, on mass 1, there is the different coaxial aperture of diameter, the macropore of mass 1 right-hand member embeds linear bearing 13, is placed with axis of guide spring 10 in the aperture of left end.The axis of guide 14 is the elongate rod structures with boss, the axis of guide 14 boss right parts are threaded, retainer ring 15 is fixed on the projection section of the axis of guide 14 and locates by the shaft shoulder, and the axis of guide 14 passes linear bearing 13, and fixing with heavy frame 7 with nut collar 16 and locking nut 17; Axis of guide spring 10 and linear bearing 13 are realized the relative sliding of the axis of guide 14 and mass 1, for recoil and the resilience of mass 1 provide quick guiding.
Mass 1 central axis top has installs the screwed hole of buffer 3 and is the lead groove of use of shock-absorbing spring 4, it is the slotted hole structure of two axis of guide 14 slip use that mass 1 central axis below is provided with, and groove and two axis of guide slotted eyes that buffer 3 is installed are isosceles triangle distribution on cross section.Limited location boss 25 between the axis of guide spring eye 26 of mass 1 and the installing hole 24 of linear bearing 13.Linear bearing 13 is encapsulated in two axis of guide grooves of mass 1 by positive stop lug boss 25 and locking plate 18, and locking plate 18 use pan head screws 19 are fixing.The axis of guide 14 left ends have screwed hole, and compressing axis of guide spring 10, the second screws 11 and axis of guide spring eye 26 when fixing the second packing ring 12, the second packing rings 12 for mass 1 recoil provides spacing and guiding for axis of guide spring 10.The right-hand member of the axis of guide is designed with the shaft shoulder 20 and the boss 21 with one section of screw thread, and the shaft shoulder 20 and boss 21 are for installing retainer ring 15, and retainer ring 15 is closely connected with the axis of guide 14.On heavy frame 7, have the installation groove 22 of placing retainer ring 15, guiding mechanism is fixed on heavy frame 7 by nut collar 16 and locking nut 17 after groove 22 is installed, and retainer ring 15 has increased the contact area of guiding mechanism and heavy frame 7.Box spanner groove 23 is located at the offside that groove 22 is installed, for the installation of locking nut 17.Guiding mechanism provides outstanding guiding for riveting gun, and can bear the larger impulsive force that departs from riveting gun axis.
Buffer 3 is made up of the oil cylinder of left end and the extension bar of right-hand member, and oil cylinder part has fine thread, is connected with mass 1; Extension bar end is provided with coarse thread 27, is connected and to pass through clamp nut 5 locking with adjustment block 6.Adjustment block 6 is double polarizing keys structure, and centre has tapped through hole, and screwed hole is connected with the screw 9 of interior hexangle type by packing ring 8.On the larger-diameter boss of adjustment block 6, have driving hole 28, tighten adjustment block 6 for the screw 9 of assisting interior hexangle type.On heavy frame 7, have as shock-absorbing spring 4 is spacing and adjustment block 6 is installed the groove 29 of use, the central through hole diameter of groove 29 is greater than adjustment block 6 compared with the diameter of small boss, adjustment assembly gap while installation for buffer gear.Adopt adjustment block 6 and packing ring 8 to provide larger contact area for buffer gear and heavy frame 7, thereby coordinate guiding mechanism to provide the outstanding ability of bearing moment of flexure for riveting gun.
Buffer gear and guiding mechanism are combined compactly, buffer spring 4 and two axis of guide springs 10 are spatially isosceles triangle and distribute, make the setback-impact power uniform absorption of riveting gun, energy is consumed in buffer 3 in the time of recoil and resilience, has reduced the impact injury to riveting gun frame for movement.Its compact layout has reduced the entire body external diameter of riveting gun greatly, makes it have elongated air gun formula profile, can replace air gun and complete the riveting work of medium-small diameter rivet in the poor structure of opening character and the installation of interference-fitted fastener.
Claims (1)
1. a portable electromagnetic rivet driver cushions and guiding mechanism, it is characterized in that comprising a buffer gear and two guiding mechanisms, buffer gear is placed in the top of mass (1), and two guiding mechanisms are placed in the below of mass (1), and buffer gear and guiding mechanism are isosceles triangle and distribute, described buffer gear comprises shock-absorbing spring (4), buffer (3), mass (1) and adjustment block (6), buffer (3) is made up of the oil cylinder of left end and the extension bar of right-hand member, shock-absorbing spring (4) is enclosed within on buffer (3), the oil cylinder of buffer (3) is threaded with mass (1), the extension bar right-hand member head of buffer (3) is equipped with clamp nut (5) and adjustment block (6), clamp nut (5) and adjustment block (6) are threaded with the extension bar of buffer (3), packing ring (8) and screw (9) link together adjustment block (6) and heavy frame (7), each described guiding mechanism includes mass (1), axis of guide spring (10), linear bearing (13), the axis of guide (14) and retainer ring (15), on mass (1), there is the different coaxial aperture of diameter, the macropore of mass (1) right-hand member embeds linear bearing (13), in the aperture of left end, be placed with axis of guide spring (10), the axis of guide (14) is the elongate rod structure with boss, the axis of guide (14) boss right part is threaded, retainer ring (15) is fixed on the projection section of the axis of guide (14) and locates by the shaft shoulder, the axis of guide (14) is through linear bearing (13), and fixing with heavy frame (7) with nut collar (16) and locking nut (17), axis of guide spring (10) and linear bearing (13) are realized the relative sliding of the axis of guide (14) and mass (1), for recoil and the resilience of mass (1) provide quick guiding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210292406.2A CN102784874B (en) | 2012-08-16 | 2012-08-16 | Hand-held electromagnetic riveting gun buffering and guiding mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210292406.2A CN102784874B (en) | 2012-08-16 | 2012-08-16 | Hand-held electromagnetic riveting gun buffering and guiding mechanism |
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| Publication Number | Publication Date |
|---|---|
| CN102784874A CN102784874A (en) | 2012-11-21 |
| CN102784874B true CN102784874B (en) | 2014-07-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210292406.2A Expired - Fee Related CN102784874B (en) | 2012-08-16 | 2012-08-16 | Hand-held electromagnetic riveting gun buffering and guiding mechanism |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104493058B (en) * | 2015-01-06 | 2016-08-24 | 湖南大学 | A kind of damping vibration-isolating system of handheld electromagnetic rivet driver |
| CN104841840B (en) * | 2015-04-24 | 2016-10-05 | 福州大学 | A kind of portable dual coil electromagnetic riveting set |
| CN111822646A (en) * | 2019-04-23 | 2020-10-27 | 株洲中车时代电气股份有限公司 | Riveting vertical positioning device |
| CN110184436B (en) * | 2019-06-13 | 2020-12-08 | 西北工业大学 | High-speed hole cold extrusion device based on electromagnetic force |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5577315A (en) * | 1990-12-21 | 1996-11-26 | The Boeing Company | Method of upsetting rivets |
| EP1533054A2 (en) * | 2003-11-21 | 2005-05-25 | Newfrey LLC | Self-piercing fastening system |
| CN201214134Y (en) * | 2008-05-16 | 2009-04-01 | 张文华 | Electro-magnetism pulling rivet gun |
| CN202845686U (en) * | 2012-08-16 | 2013-04-03 | 西北工业大学 | Buffering and guiding mechanism of electromagnetism riveter |
-
2012
- 2012-08-16 CN CN201210292406.2A patent/CN102784874B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5577315A (en) * | 1990-12-21 | 1996-11-26 | The Boeing Company | Method of upsetting rivets |
| EP1533054A2 (en) * | 2003-11-21 | 2005-05-25 | Newfrey LLC | Self-piercing fastening system |
| CN201214134Y (en) * | 2008-05-16 | 2009-04-01 | 张文华 | Electro-magnetism pulling rivet gun |
| CN202845686U (en) * | 2012-08-16 | 2013-04-03 | 西北工业大学 | Buffering and guiding mechanism of electromagnetism riveter |
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| Publication number | Publication date |
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| CN102784874A (en) | 2012-11-21 |
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