CN103240346B - Riveting press device for connecting steering knuckle of automobile with mudguard - Google Patents
Riveting press device for connecting steering knuckle of automobile with mudguard Download PDFInfo
- Publication number
- CN103240346B CN103240346B CN201310145613.XA CN201310145613A CN103240346B CN 103240346 B CN103240346 B CN 103240346B CN 201310145613 A CN201310145613 A CN 201310145613A CN 103240346 B CN103240346 B CN 103240346B
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- China
- Prior art keywords
- mud guard
- fixed seat
- mount pad
- riveting
- sliding sleeve
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- Pistons, Piston Rings, And Cylinders (AREA)
- Fluid-Damping Devices (AREA)
Abstract
The invention relates to a riveting press device for connecting a steering knuckle of an automobile with a mudguard. The riveting press device comprises an upright column and a controller; a bedplate and an upper fixing seat are respectively fixed to the lower portion and the upper portion of the upright column, and a mounting seat is arranged between the upper fixing seat and the bedplate and is in vertical sliding fit with the upright column; a hydraulic cylinder is connected between the mounting seat and the upper fixing seat; and a lower fixing seat is arranged on the lower surface of the mounting seat, and a riveting head and a mudguard pressing piece are arranged below the lower fixing seat. The riveting press device is characterized in that a peripheral step is arranged on an outer circle of the lower fixing seat, and a bracket is arranged below the peripheral step; the mudguard pressing piece is stopped from retreating by the bracket; axial holes are uniformly distributed on the lower end surface of the periphery of the lower fixing seat, and elastic columns are arranged in the axial holes; and a positioning column is arranged on the bedplate and is opposite to the riveting head, and the steering knuckle and the mudguard are sequentially sleeved on the positioning column from the inside to the outside. The riveting press device has the advantages that loosening of the steering knuckle of the automobile and the mudguard and damage to paint on surfaces of riveted workpieces can be prevented, the labor intensity of operators is relieved, and the production efficiency is improved.
Description
Technical field
The present invention relates to a kind of riveting set.Specifically, be used for preventing the mud on wheel to be thrown to spindle on knuckle with being connected between mud guard in vehicle traveling process to use riveting device.
Background technology
All knowing in automobile manufacture industry, for avoiding mud in vehicle traveling process to be thrown in brakes, all having riveted mud guard in the outside of spindle.This just needs the riveting device between a set of knuckle and mud guard.Traditional riveting device comprises frame and controller, and described frame contains column, and the side of column bottom is fixed with platen.Column above platen there is upper fixed seat, between upper fixed seat and platen, has mount pad.Described mount pad is L shape, is connected with slide block outside the riser of L shape mount pad, and in being vertically slidably matched between slide block and mount pad.Hydraulic jack is connected with between the transverse slat of L shape mount pad and upper fixed seat.Be fixed with lower fixed seat below the transverse slat of L shape mount pad, below described lower fixed seat, have die and mud guard briquetting.Lower fixed seat lower surface has flat round pool, and described die is fixed in described flat round pool.Described die is short cylinder, and its lower end circumference is evenly equipped with axial boss.The external diameter of die and the internal diameter of flat round pool match.There is following defect in this riveting device: one is because the piston-rod lower end of hydraulic jack is directly connected with the transverse slat of described L shape mount pad by a pressure cover, without pressure sensor between piston rod and described transverse slat, cannot detect in real time the pressure of riveting process, the final output pressure of system cannot be confirmed, can only estimate final output pressure, if especially press-fit for arrival with riveting position before workpiece putting position incorrect, die continues to press down and not auto-returned, fragile by the workpiece of riveting.Due to cannot the final output pressure of certainty annuity, final output pressure be excessive, fragile by riveting piece during riveting.Final output pressure is too small, and mud guard not yet puts in place under pressure head promotes, and the gross pressure of Rivet head device just reaches the final output pressure of system, makes the riveted joint between mud guard and knuckle not tight, easily occurs loosening phenomenon.Therefore, employing conventional rivet connection device carries out the connection between spindle and mud guard, and riveting quality is not high; Two be traditional riveting device without demoulding functions, after riveting, for avoiding workpiece to be taken out of by die, needing another equipped put or holds by riveting piece by hand, just can make to be thrown off by riveting piece and die.Adopt in this way, not only can destroy by the paint on riveting piece surface, also can increase the labour intensity of operating personnel, reduce production efficiency.
Summary of the invention
The problem to be solved in the present invention is to provide a kind of spindle with being connected between mud guard and uses riveting device.Adopt this riveting device, not only can avoid the loosening phenomenon between spindle and mud guard and destroy being occurred by the situation of riveting piece surface paint, also can alleviate the labour intensity of operating personnel, enhance productivity.
For solving the problem, take following technical scheme:
Spindle of the present invention comprises frame and controller with riveting device with being connected between mud guard, and described frame contains column, and the side of column bottom is fixed with platen.Column above platen has upper fixed seat, has mount pad between upper fixed seat and platen, described mount pad is L shape, is connected with slide block outside the riser of mount pad, and in being vertically slidably matched between slide block and mount pad.Hydraulic jack is connected with between the transverse slat of mount pad and upper fixed seat.Be fixed with lower fixed seat below the transverse slat of mount pad, below described lower fixed seat, have die and mud guard briquetting.Lower fixed seat lower surface has flat round pool, and described die is fixed in described flat round pool.Described die is short cylinder, and its lower end circumference is evenly equipped with axial boss.The external diameter of die and the internal diameter of flat round pool match.Be characterized in lower fixed seat cylindrical there is the circumferential step for making its upper end outside diameter be greater than its hypomere outside diameter, bracket is had under described circumferential step, described bracket is cylinder, that section of holder external diameter under its internal diameter and circumferential step matches, and described bracket is fixed in described circumferential step.Bracket lower end circumference has inner raised edge, and described mud guard briquetting is between inner raised edge and lower fixed seat lower end.Described mud guard briquetting is annular slab, leaves gap between itself and lower fixed seat.The lower fixed seat surrounding lower surface relative with mud guard briquetting is evenly equipped with axial hole, all flexible post in axial hole, the inner end of described elastic is fixed at the bottom of the hole of described axial hole, and the diameter of elastic is less than the internal diameter of axial hole, makes to leave gap between elastic and axial hole.The platen relative with die has locating dowel, and during riveting, knuckle and mud guard are enclosed within locating dowel from inside to outside successively.
Further improvement of the present invention scheme is, described column bottom is provided with position detector.
Further improvement of the present invention scheme is, the transverse slat upper surface of mount pad is provided with sliding sleeve, sliding sleeve lower end is connected mutually with the transverse slat of described mount pad, there is radial inner raised edge sliding sleeve upper end, the piston rod of described hydraulic jack stretches in sliding sleeve, the circumference of the lower end of described piston rod has convex limit, footpath, and the diameter on convex limit, described footpath is greater than described radial inner raised edge, makes the convex limit, footpath of piston-rod lower end be blocked in the described sliding sleeve of institute; Have pressure sensor in sliding sleeve, described pressure sensor to be on the described transverse slat below piston-rod lower end and to make to leave spacing between pressure sensor and piston-rod lower end.
Further improvement project of the present invention is, locating dowel side has for preventing knuckle relative to the mud guard alignment pin rotated and the limited block being used for preventing mud guard from rotating relative to knuckle, and during riveting, described alignment pin stretches in the pin-and-hole of knuckle corresponding edge.
Take above scheme, have the following advantages:
As can be seen from the above scheme, owing to holder cylindrical there being the circumferential step for making its upper end outside diameter be greater than its hypomere outside diameter, bracket is had under described circumferential step, described bracket is cylinder, that section of holder external diameter under its internal diameter and circumferential step matches, and described bracket is fixed on described step.Bracket lower end circumference has inner raised edge, and described mud guard briquetting is between inner raised edge and holder lower end.Described mud guard briquetting is annular slab, leaves gap between itself and lower fixed seat.Be relatively fixed on block surrounding lower surface with mud guard briquetting and be evenly equipped with axial hole, all flexible post in axial hole, the inner end of described elastic is fixed at the bottom of the hole of described axial hole, and the diameter of elastic is less than the internal diameter of axial hole, makes to leave gap between elastic and axial hole.The platen relative with die has locating dowel, and during riveting, knuckle and mud guard are enclosed within locating dowel from inside to outside successively.When die riveting terminates to return, the compression stress of elastic acts on knuckle by movable mud guard briquetting, be equivalent to have a pressure pushing down workpiece before Rivet head device departs from workpiece, as long as this pressure is greater than the knockout press between die and knuckle, just can ensure that workpiece is not taken out of by die.Binding site signal detection, by changing the quantity of elastic or length, the precompression of adjustable fender briquetting, and makes precompression be greater than knockout press between die and knuckle, thus ensure that workpiece is not taken out of.Do not need separately to join other device, do not need to hold workpiece by hand, just can make to be thrown off by riveting piece and die, not only can not destroy by the paint on riveting piece surface, also can alleviate the labour intensity of operating personnel, enhance productivity.
Again because the transverse slat upper surface of L shape mount pad is provided with sliding sleeve, sliding sleeve lower end is connected mutually with the transverse slat of described L shape mount pad, there is radial inner raised edge sliding sleeve upper end, the piston rod of described hydraulic jack stretches in sliding sleeve, the circumference of the lower end of described piston rod has convex limit, footpath, the diameter on convex limit, described footpath is greater than described radial inner raised edge, and the convex limit, footpath of piston-rod lower end is blocked in described sliding sleeve.Have pressure sensor in sliding sleeve, described pressure sensor to be on the described transverse slat below piston-rod lower end and to make to leave spacing between pressure sensor and piston-rod lower end.Pass through pressure sensor, can detect in real time the pressure of riveting process, confirm the final output pressure of system, and final output pressure is estimated, especially arrival press-fit with riveting position before, if when workpiece putting position is incorrect, die can be avoided to continue to press down and not auto-returned, thus damage and occurred by the situation of riveting piece.Due to can the final output pressure of certainty annuity, final output pressure can be avoided excessive, fragile by the situation of riveting piece during riveting.Final output pressure also can be avoided too small, mud guard not yet puts in place under pressure head promotes, and the gross pressure of Rivet head device just reaches the final output pressure of system, makes the riveted joint between mud guard and knuckle not tight, easy appearance loosens phenomenon, thus improves riveting quality.
Accompanying drawing explanation
To be spindle of the present invention use riveting device structural representation with being connected between mud guard to Fig. 1;
Fig. 2 is that schematic diagram is looked on a left side of Fig. 1;
Fig. 3 is the I point enlarged diagram of Fig. 2;
Fig. 4 is the B-B cross-sectional schematic of Fig. 3.
Detailed description of the invention
As shown in Figure 1, Figure 2 and Figure 3, spindle of the present invention comprises column 15 and controller 5 with riveting device with being connected between mud guard, and the side bottom described column 15 is fixed with platen 1.Column 15 above platen 1 is fixed with upper fixed seat 6, between upper fixed seat 6 and platen 1, is provided with mount pad 10.Described mount pad 10 is L shape, is fixed with slide block 17 outside the riser of mount pad 10, in being vertically slidably matched between described slide block 17 and mount pad 10.Hydraulic jack 7 is provided with between the transverse slat of mount pad 10 and upper fixed seat 6.Lower fixed seat 11 is fixed with below the transverse slat of mount pad 10.Described lower fixed seat 11 is short cylindrical, is provided with die 20 and mud guard briquetting 19 below it.Lower fixed seat 11 lower surface is processed with flat round pool, and described die 20 is fixed in described flat round pool.Described die 20 is short cylinder, and its lower end circumference is evenly equipped with axial boss.The external diameter of die 20 and the internal diameter of flat round pool match.Lower fixed seat 11 cylindrical is processed with the circumferential step for making its epimere outside diameter be greater than its hypomere outside diameter, described circumferential step be arranged with bracket 12, described bracket 12 is cylinder, that section of lower fixed seat 11 external diameter under its internal diameter and circumferential step matches, and described bracket 12 is fixed in described circumferential step by screw 18.Bracket 12 lower end circumference is processed with inner raised edge, and described mud guard briquetting 19 is between the lower end of inner raised edge and lower fixed seat 11.Described mud guard briquetting 19 is annular slab, leaves gap between itself and lower fixed seat 11.The lower fixed seat 11 surrounding lower surface relative with mud guard briquetting 19 is evenly equipped with axial hole, in axial hole, is provided with elastic 21.All shallow bore hole is processed with at the bottom of the hole of described axial hole, the internal diameter of this shallow bore hole is less than the internal diameter of axial hole, the inner end of described elastic 21 is stretched into and is fixed in the shallow bore hole at the bottom of the hole of described axial hole, make the diameter of elastic 21 be less than the internal diameter of axial hole, ensure to leave gap between elastic 21 and axial hole.The platen 1 relative with die 20 is fixed with locating dowel 16, and during riveting, knuckle 14 and mud guard 13 are enclosed within locating dowel 16 from inside to outside successively.
For avoiding damaging by riveting piece knuckle 14 and mud guard 13 when riveting, described column 15 top is provided with position detector 3.
For ease of the connection between piston rod 4 lower end of hydraulic jack 7 and mount pad 10, the transverse slat upper surface of mount pad 10 is provided with sliding sleeve 9, sliding sleeve 9 lower end is connected mutually with the transverse slat of described mount pad 10, sliding sleeve 9 upper end is processed with radial inner raised edge, the piston rod 4 of described hydraulic jack 7 stretches in sliding sleeve 9, the circumference of the lower end of described piston rod 4 is processed with convex limit, footpath, the diameter on convex limit, described footpath is greater than described radial inner raised edge, and the convex limit, footpath of piston rod 4 lower end is blocked in described sliding sleeve 9.Be provided with pressure sensor 8 in sliding sleeve 9, described pressure sensor 8 to be on the described transverse slat below piston rod 4 lower end and to make to leave spacing between pressure sensor 8 and piston rod 4 lower end.By pressure sensor 8, can detect in real time the pressure of riveting process, confirm the final output pressure of system, and final output pressure is estimated, especially arrival press-fit with riveting position before, if when workpiece putting position is incorrect, die 20 can be avoided to continue to press down and not auto-returned, thus damage and occurred by the situation of riveting piece.
See Fig. 4, for realizing the location of every riveting piece and knuckle 14 and mud guard 13, be provided with for preventing knuckle 14 relative to mud guard 13 alignment pin 2 rotated and the limited block 22 being used for preventing mud guard 13 from rotating relative to knuckle 14 in locating dowel 16 side, during riveting, described alignment pin 2 stretches in the pin-and-hole of knuckle 14 corresponding edge.
Claims (4)
1. be connected between spindle with mud guard with riveting device, comprise column (15) and controller (5), the side of described column (15) bottom is fixed with platen (1); The column (15) of platen (1) top there is upper fixed seat (6), mount pad (10) is had between upper fixed seat (6) and platen (1), described mount pad (10) is L shape, slide block (17) is connected with outside the riser of mount pad (10), and in being vertically slidably matched between slide block (17) and mount pad (10); Hydraulic jack (7) is connected with between the transverse slat of mount pad (10) and upper fixed seat (6); Be fixed with lower fixed seat (11) below the transverse slat of mount pad (10), described lower fixed seat (11) has die (20) and mud guard briquetting (19) below; Lower fixed seat (11) lower surface has flat round pool, and described die (20) is fixed in described flat round pool; Described die (20) is short cylinder, and its lower end circumference is evenly equipped with axial boss; The external diameter of die (20) and the internal diameter of flat round pool match; It is characterized in that lower fixed seat (11) cylindrical there is the circumferential step for making its upper end outside diameter be greater than its hypomere outside diameter, bracket (12) is had under described circumferential step, described bracket (12) is cylinder, that section of lower fixed seat (11) external diameter under its internal diameter and circumferential step matches, and described bracket (12) is fixed in described circumferential step; Bracket (12) lower end circumference has inner raised edge, and described mud guard briquetting (19) is between inner raised edge and lower fixed seat (11) lower end; Described mud guard briquetting (19) is annular slab, leaves gap between itself and lower fixed seat (11); Lower fixed seat (11) the surrounding lower surface relative with mud guard briquetting (19) is evenly equipped with axial hole, all flexible post (21) in axial hole, the inner end of described elastic (21) is fixed at the bottom of the hole of described axial hole, and the diameter of elastic (21) is less than the internal diameter of axial hole, make to leave gap between elastic (21) and axial hole; The platen (1) relative with die (20) has locating dowel (16), and during riveting, knuckle (14) and mud guard (13) are enclosed within locating dowel (16) from inside to outside successively.
2. spindle according to claim 1 be connected with riveting device between mud guard, it is characterized in that described column (15) bottom is provided with position detector (3).
3. spindle according to claim 1 be connected with riveting device between mud guard, it is characterized in that the transverse slat upper surface of mount pad (10) is provided with sliding sleeve (9), sliding sleeve (9) lower end is connected mutually with the transverse slat of described mount pad (10), there is radial inner raised edge sliding sleeve (9) upper end, the piston rod (4) of described hydraulic jack (7) stretches in sliding sleeve (9), the circumference of the lower end of described piston rod (4) has convex limit, footpath, the diameter on convex limit, described footpath is greater than the diameter of described radial inner raised edge, the convex limit, footpath of piston rod (4) lower end is made to be blocked in described sliding sleeve (9), have pressure sensor (8) in sliding sleeve (9), described pressure sensor (8) to be on the described transverse slat below piston rod (4) lower end and to make to leave spacing between pressure sensor (8) and piston rod (4) lower end.
4. spindle according to claim 1 be connected with riveting device between mud guard, it is characterized in that locating dowel (16) side has for preventing knuckle (14) relative to mud guard (13) alignment pin (2) rotated and the limited block (22) being used for preventing mud guard (13) from rotating relative to knuckle (14), during riveting, described alignment pin (2) stretches in the pin-and-hole of knuckle (14) corresponding edge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310145613.XA CN103240346B (en) | 2013-04-25 | 2013-04-25 | Riveting press device for connecting steering knuckle of automobile with mudguard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310145613.XA CN103240346B (en) | 2013-04-25 | 2013-04-25 | Riveting press device for connecting steering knuckle of automobile with mudguard |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103240346A CN103240346A (en) | 2013-08-14 |
| CN103240346B true CN103240346B (en) | 2015-04-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310145613.XA Expired - Fee Related CN103240346B (en) | 2013-04-25 | 2013-04-25 | Riveting press device for connecting steering knuckle of automobile with mudguard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103240346B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107598531B (en) * | 2017-09-18 | 2024-03-26 | 广东富华重工制造有限公司 | Device for installing a bushing into a knuckle pin bore |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3036727A (en) * | 1961-01-30 | 1962-05-29 | U S Rivet Machine Corp | Spin riveting machine |
| FR2693480B1 (en) * | 1992-07-08 | 1994-08-19 | Icbt Roanne | Heating device for a moving wire. |
| US5855054A (en) * | 1997-07-22 | 1999-01-05 | Leatherman Tool Group, Inc. | Method and apparatus for forming rivet joints |
| CN100584480C (en) * | 2008-10-29 | 2010-01-27 | 济南易恒技术有限公司 | Hub unit radial digital control rotary riveting equipment |
| CN202129369U (en) * | 2011-05-12 | 2012-02-01 | 上海汇众萨克斯减振器有限公司 | Improved support annular-pressing riveter |
| CN202243703U (en) * | 2011-08-29 | 2012-05-30 | 比亚迪股份有限公司 | Mud guard fixing structure and automotive brake provided with same |
| CN202367081U (en) * | 2011-12-21 | 2012-08-08 | 东机工汽车部件(苏州)有限公司 | Automatic riveting press |
| CN202894097U (en) * | 2012-11-13 | 2013-04-24 | 宁波汽车软轴软管有限公司 | Riveting pressing machine for automobile auto-gear-shifting cable heads |
| CN203265434U (en) * | 2013-04-25 | 2013-11-06 | 无锡艾森保自动化装备有限公司 | Riveting pressing device for connecting automobile steering knuckle and fender |
-
2013
- 2013-04-25 CN CN201310145613.XA patent/CN103240346B/en not_active Expired - Fee Related
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| Publication number | Publication date |
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| CN103240346A (en) | 2013-08-14 |
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Granted publication date: 20150429 Termination date: 20160425 |