CN206998110U - The detent mechanism of white vehicle body welding fixture - Google Patents
The detent mechanism of white vehicle body welding fixture Download PDFInfo
- Publication number
- CN206998110U CN206998110U CN201720436232.0U CN201720436232U CN206998110U CN 206998110 U CN206998110 U CN 206998110U CN 201720436232 U CN201720436232 U CN 201720436232U CN 206998110 U CN206998110 U CN 206998110U
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- China
- Prior art keywords
- positioning seat
- pinboard
- fixed
- cylinder
- vehicle body
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The utility model discloses a kind of detent mechanism of white vehicle body welding fixture, including the first cylinder, bearing, pinboard, positioner and pressing device, pinboard is fixed on the top of bearing, positioner is fixed on pinboard, the bottom of pressing device is connected to the top of pinboard, and the one end on its top is rotatably connected in the piston rod end of the first cylinder；Positioner includes alignment pin, the positioning seat for fixed locating stud and the mounting seat for installing positioning seat, and mounting seat is arranged on pinboard；Positioner also includes the second cylinder, and the second cylinder is fixed in mounting seat, and the bottom of positioning seat is fixed in the guide rod of the second cylinder.Positioning seat and alignment pin of the present utility model can stretch in the presence of the second cylinder, it can be positioned to multiple parts simultaneously after extending, reduce the usage amount of alignment pin, pickup is all more convenient, fast after making the positioning and welding in welding process to workpiece, production efficiency is improved, reduces production cost.
Description
Technical field
It the utility model is related to welding tooling field, and in particular to a kind of detent mechanism of white vehicle body welding fixture.
Background technology
During automobile production, (moved for the vehicle body before completing welding but non-application not including four-door two-lid etc.
Part), referred to as white body.By various scattered parts, welding forms white body step by step, in welding process, in order to ensure automobile
The precision and quality of vehicle body, it will usually carry out secondary process with welding tooling.Welding tooling has detent mechanism, it may be determined that work
Part position, and be fixed, in order to weld.
In the prior art, the detent mechanism of white vehicle body welding fixture is as shown in figure 1, including cylinder 100, bearing 200, switching
Plate 300, positioner 400 and pressing device 500, pinboard 300 are fixed on the top of bearing 200 vertically, and positioner 400 is solid
It is scheduled in the plane of pinboard 300, the bottom of pressing device 500 is connected to the top of pinboard 300, and the one end on top is rotatable
It is connected to the piston rod end of cylinder 1.Positioner 400 includes alignment pin 401, positioning seat 402 and mounting blocks 403, mounting blocks
403 are arranged in the plane of pinboard 300, and positioning seat 402 is arranged on mounting blocks 403, and alignment pin 401 is vertically installed at positioning
In the mounting hole of seat 402；Pressing device 500 include the upper clamping block 501 that is oppositely arranged and lower gripping block 502 and with cylinder 1
The turning arm 503 that piston rod is rotatably connected, upper clamping block 501 are fixed on turning arm 503, and lower gripping block 502, which is fixed on, to be turned
The top of fishplate bar 300.In use, first rotating turning arm 503, separate upper clamping block 501 and lower gripping block 502, then basis
The workpiece that alignment pin 401 will weld is positioned, and is then rotated further by turning arm 503, makes upper clamping block 501 and lower gripping block
502 are clamped, and with the latch segment 504 being fixed on pinboard 300 that turning arm 503 is locked, you can workpiece is fixed.
But detent mechanism of the prior art, the position of alignment pin 401 are fixed, if determine multiple workpiece simultaneously
Welded behind position, then need to use the even more set positioners 400 of multiple alignment pins 401.Because multiple alignment pins 401 act on simultaneously
Total member after welding, excessive alignment pin 401 can limit the free degree of total member after welding, cause the assembly after welding
Part pickup is difficult.
Utility model content
The purpose of this utility model is to provide a kind of detent mechanism of white vehicle body welding fixture, of the prior art to solve
Technical problem, it has telescopic alignment pin, reduces the usage amount of alignment pin, makes positioning in welding process to workpiece more
It is convenient, fast, make total member pickup after welding simpler, conveniently, improve production efficiency, reduce production cost.
To achieve the above object, the utility model provides following technical scheme：
A kind of detent mechanism of white vehicle body welding fixture, including the first cylinder, bearing, pinboard, positioner and compression
Device, the pinboard are fixed on the top of the bearing, and the positioner is fixed on the pinboard, described to compress dress
The bottom put is connected to the top of the pinboard, and the one end on its top is rotatably connected in the tailpiece of the piston rod of first cylinder
Portion；The positioner includes alignment pin, the positioning seat for fixing the alignment pin and the peace for installing the positioning seat
Seat is filled, the mounting seat is arranged on the pinboard；The pressing device includes the upper clamping block being oppositely arranged and lower clamping
Block and the turning arm being rotatably connected with the piston rod of first cylinder, the upper clamping block are fixed on the turning arm,
The lower gripping block is fixed on the pinboard, and the positioner also includes the second cylinder, and second cylinder is fixed on
In the mounting seat, the bottom of the positioning seat is fixed in the guide rod of second cylinder.
The detent mechanism of foregoing white vehicle body welding fixture, it is preferable that the positioning seat is cylindrical structure, and its bottom is set
There is connecting shaft, the connecting shaft is arranged in the guide rod, and the connecting shaft is interference fitted with the guide rod.
The detent mechanism of foregoing white vehicle body welding fixture, it is preferable that the positioning seat is provided with the vertical positioning seat
Cotter way mounting hole；
Boss is equipped with the middle part of the alignment pin；
The alignment pin coordinates with the cotter way gap, and is fixed by trip bolt at the mounting hole, and
The lower surface of the boss and the top surface of the positioning seat offset.
The detent mechanism of foregoing white vehicle body welding fixture, it is preferable that there is section, in institute in the side wall of the positioning seat
State and the mounting hole is opened up at section.
The detent mechanism of foregoing white vehicle body welding fixture, it is preferable that the positioner also includes guide sleeve, described to lead
It is sheathed on the positioning seat, and is fixed in the mounting seat to set.
The detent mechanism of foregoing white vehicle body welding fixture, it is preferable that the guide sleeve includes sleeve pipe and is connected to described
The ring flange of cannula tip, described sleeve pipe gap are ordinatedly arranged in the mounting seat, and the ring flange is fixedly mounted on institute
State in mounting seat.
The detent mechanism of foregoing white vehicle body welding fixture, it is preferable that the positioner also includes Anti-rotary block, described anti-
Switch block is arranged in the mounting seat, and its end face offsets with the positioning seat, and the Anti-rotary block is L-shaped, and gland is described
On guide sleeve.
The detent mechanism of foregoing white vehicle body welding fixture, it is preferable that the positioning seat is provided with through hole, the through hole position
In the lower section of the mounting hole, the through hole is intersected in the bottom of the cotter way with the cotter way.
The detent mechanism of foregoing white vehicle body welding fixture, it is preferable that the positioner is arranged on institute by steering block
State on pinboard, the mounting surface of the steering block and the pinboard and vertical with the mounting surface of the positioning seat, and described turn
To being equipped with adjust pad between the steering block and the positioning seat between block and the pinboard.
Compared with prior art, the detent mechanism of white vehicle body welding fixture provided by the utility model, provided with the second cylinder,
It is fixed on due to the bottom of the positioning seat of fixed locating stud in the guide rod of second cylinder, so positioning seat and alignment pin can be
Stretched in the presence of second cylinder, it can be positioned to multiple parts simultaneously after extending, and reduced the usage amount of alignment pin, made
Positioning in welding process to workpiece is more convenient, fast, makes total member pickup after welding simpler, conveniently, improves
Production efficiency, reduce production cost.
Further, in order that will not be shaken when alignment pin and positioning seat stretch because flexible rear length is longer, protect
Positioning precision is demonstrate,proved, positioner is additionally provided with guide sleeve, and positioning seat is placed in guide sleeve, and the second cylinder is in motion process, positioning
The motion of seat is directed to set constraint so that will not be shaken when alignment pin extends with positioning seat because flexible rear length is longer,
So as to ensure that the accuracy of positioning.
Further, in order to prevent positioning seat from rotating, positioner is additionally provided with Anti-rotary block, Anti-rotary block end face and positioning
Seat offsets, and can limit the circumferential movement of positioning seat, it is not rotated.
Brief description of the drawings
Fig. 1 is the structural representation of the detent mechanism of white vehicle body welding fixture in the prior art；
Fig. 2 is the structural representation of the detent mechanism of white vehicle body welding fixture provided by the utility model；
Fig. 3 is the structural representation of positioner provided by the utility model；
Fig. 4 is the assembling schematic diagram of positioning seat provided by the utility model and the second cylinder；
Fig. 5 is the assembling schematic diagram of alignment pin and positioning seat provided by the utility model；
Fig. 6 is the structural representation of alignment pin provided by the utility model；
Fig. 7 is the structural representation of guide sleeve provided by the utility model.
Description of reference numerals：
In Fig. 1：
100- cylinders, 200- bearings, 300- pinboards, 400- positioners, 401- alignment pins, 402- positioning seats, 403-
Mounting blocks, 500- pressing devices, 501- upper clamping blocks, gripping block under 502-, 503- turning arms, 504- latch segments；
In Fig. 2-7：
The cylinders of 1- first, 2- bearings, 3- pinboards, 4- positioners, 41- alignment pins, 411- boss, 42- positioning seats,
421- connecting shafts, 422- mounting holes, 423- sections, 424- through holes, 43- mounting seats, the cylinders of 44- second, 441- guide rods, 45- are led
To set, 451- sleeve pipes, 452- ring flanges, 46- Anti-rotary blocks, 5- pressing devices, 51- upper clamping blocks, gripping block under 52-, 53- rotations
Pivoted arm, 54- latch segments, 6- steering blocks.
Embodiment
Embodiment of the present utility model is described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning
Same or similar element is represented to same or similar label eventually or there is the element of same or like function.Below by ginseng
The embodiment for examining accompanying drawing description is exemplary, is only used for explaining the utility model, and can not be construed to of the present utility model
Limitation.
Embodiment of the present utility model：As shown in Figures 2 and 3, a kind of detent mechanism of white vehicle body welding fixture, is to be used for
The auxiliary mould of automobile body-in-white welding, including the first cylinder 1, bearing 2, pinboard 3, positioner 4 and pressing device 5.Institute
The top that pinboard 3 is fixed on the bearing 2 is stated, the positioner 4 is fixed on the pinboard 3, the pressing device 5
Bottom be connected to the top of the pinboard 3, the one end on its top is rotatably connected in the piston rod of first cylinder 1
End.The pressing device 5 includes the upper clamping block 51 and lower gripping block 52 and the piston with first cylinder 1 being oppositely arranged
The turning arm 53 that bar is rotatably connected, the upper clamping block 51 are fixed on the turning arm 53, and the lower gripping block 52 is fixed
On the pinboard 3.The positioner 4 includes alignment pin 41, the positioning seat 42 for fixing the alignment pin 41 and used
In the mounting seat 43 for installing the positioning seat 42, in addition to the second cylinder 44；The bottom of the positioning seat 42 is fixed on described
In the guide rod 441 of two cylinders 44, second cylinder 44 is fixed in the mounting seat 43, and the mounting seat 43 is arranged on described
On pinboard 3.
In use, first rotating turning arm 53, separate upper clamping block 51 and lower gripping block 52, then will with alignment pin 41
The workpiece of welding is positioned, and is then rotated further by turning arm 53, clamps upper clamping block 51 and lower gripping block 52, and with fix
Latch segment 54 on pinboard 3 is locked by turning arm 53, you can workpiece is fixed.Due to the positioning of fixed locating stud 41
The bottom of seat 42 is fixed in the guide rod 441 of second cylinder 44, so positioning seat 42 and alignment pin 41 can be in the second cylinders
Stretched in the presence of 44, it can be positioned to multiple parts simultaneously after extending, and reduced the usage amount of alignment pin 41, made welding
During positioning to workpiece it is more convenient, fast, make total member pickup after welding simpler, conveniently, improve production
Efficiency, reduce production cost.
It should be noted that first cylinder 1 and second cylinder 44, can also be replaced by other with flexible
Work energy and the stably and controllable device of stroke, such as hydraulic cylinder.
Specifically, the positioning seat 42 is cylindrical structure, and its bottom is provided with connecting shaft 421, and the connecting shaft 421 is installed
In the guide rod 441, and the connecting shaft 421 is interference fitted with the guide rod 441., can anti-fastening using interference fit
Position seat 42 is departed from due to the caused frictional force in motion process with the second cylinder 44.
It is preferably carried out in one kind in mode, the positioning seat 42 is provided with the installation of the cotter way of the vertical positioning seat 42
Hole 422, the cotter way are the groove that positioning seat 42 installs alignment pin 41；The middle part of the alignment pin 41 is equipped with boss 411；
The alignment pin 41 coordinates with the cotter way gap, and is fixed by trip bolt at the mounting hole 422, and described
The lower surface of boss 411 and the top surface of the positioning seat 42 offset.
In use, first alignment pin 41 is put into cotter way, the lower surface and the top surface of positioning seat 42 for making boss 411 offset
Afterwards, then with trip bolt alignment pin 41 is fixed at mounting hole 422.Alignment pin 41 is coordinated with cotter way using gap, convenient fixed
The loading and taking-up of position pin 41；Boss 411 is set, axially position is carried out to alignment pin 41, prevents alignment pin 41 from axial shifting occurs
It is dynamic；Make the fixation of alignment pin 41 using trip bolt, can effectively prevent alignment pin 41 from operating and falling with piece uploading, pickup etc.
Fall.
Further, there is section 423 in the side wall of the positioning seat 42, the installation is opened up at the section 423
Hole 422.Mounting hole 422 is opened at section 423, is easy to the installation and removal of trip bolt.
It is preferably carried out in one kind in mode, in order that alignment pin 41 will not be because of flexible rear length when being stretched with positioning seat 42
It is longer and shake, ensure positioning precision, the positioner 4 also includes guide sleeve 45, and the guide sleeve 45 is sheathed on institute
State on positioning seat 42, and be fixed in the mounting seat 43.Positioning seat 42 is placed in guide sleeve 45, and the second cylinder 44 is moving
During, the motion of positioning seat 42 is directed to the constraint of set 45 so that after will not be because stretching when alignment pin 41 extends with positioning seat 42
Length is longer and shakes, so as to ensure that the accuracy of positioning.
Wherein, the guide sleeve 45 includes sleeve pipe 451 and is connected to the ring flange 452 at the top of described sleeve pipe 451, described
The gap of sleeve pipe 451 is ordinatedly arranged in the mounting seat 43, and the ring flange 452 is fixedly mounted in the mounting seat 43,
It is spirally connected between ring flange 452 and mounting seat 43.Specifically, positioning seat 42 is limited in sleeve pipe 451, prevents its double swerve；
The gap of sleeve pipe 451 is ordinatedly arranged in mounting seat 43, facilitates loading and taking-up of the guide sleeve 45 in mounting seat 43；Ring flange
It is spirally connected between 452 and mounting seat 43, the two is connected firmly, prevent guide sleeve 45 to be moved, influences stretching for alignment pin 41
Contracting.
It is preferably carried out in one kind in mode, in order to prevent positioning seat 42 from rotating, the positioner 4 also includes
Anti-rotary block 46, the Anti-rotary block 46 is arranged in the mounting seat 43, and its end face offsets with the positioning seat 42.Anti-rotary block 46
After being offseted with positioning seat 42, the rotation to positioning seat 42 has certain resistance, prevents it from rotating.At this point it is possible to will
The Anti-rotary block 46 is designed to L-shaped, and part gland is fixed in mounting seat 43, and by screw, and remainder gland is in institute
State on guide sleeve 45.In this way, Anti-rotary block 46 not only can prevent positioning seat 42 from rotating, it is also prevented from guide sleeve 45 and occurs
Rotate.Specifically, Anti-rotary block 46 is made to be offseted with section 423, because the axle center distance of the Distance positioning seat 42 of section 423 is than positioning
42 wall outer surfaces of seat are nearer away from axle center, only need Anti-rotary block 46 to fix, even if not applying external force to positioning seat 42, it is fixed also to limit
The circumferential movement of position seat 42, prevents it from rotating.
It is preferably carried out in one kind in mode, the positioning seat 42 is provided with through hole 424, and the through hole 424 is positioned at described
The lower section of mounting hole 422, the through hole 424 are intersected in the bottom of the cotter way with the cotter way.Inserted using axial pins instrument
In through hole 424, alignment pin 41 can be jacked up, be easy to take out alignment pin 41.
It is preferably carried out in one kind in mode, the positioner 4 is arranged on the pinboard 3 by steering block 6, institute
State the mounting surface of steering block 6 and the pinboard 3 and vertical with the mounting surface of the positioning seat 42, and the steering block 6 and institute
State and be equipped with adjust pad between the steering block 6 and the positioning seat 42 between pinboard 3.
Pass through the setting of steering block 6 and adjust pad so that positioning seat 42 can be finely adjusted in X-direction and Y-direction.Here
Y-direction refers to that, perpendicular to the direction of pinboard 3, X-direction refers to perpendicular to Y-direction and perpendicular to the direction of the axis of alignment pin 41.
Construction, feature and action effect of the present utility model is described in detail according to the embodiment shown in schema above, with
Upper described is only preferred embodiment of the present utility model, but the utility model is to limit practical range shown in drawing, it is every according to
According to the made change of conception of the present utility model, or the equivalent embodiment of equivalent variations is revised as, still without departing from specification and figure
, all should be in the scope of protection of the utility model when showing covered spirit.
Claims (9)
1. a kind of detent mechanism of white vehicle body welding fixture, including the first cylinder (1), bearing (2), pinboard (3), positioner
(4) and pressing device (5), the pinboard (3) are fixed on the top of the bearing (2), and the positioner (4) is fixed on institute
State on pinboard (3), the bottom of the pressing device (5) is connected to the top of the pinboard (3), and the one end on its top can turn
The dynamic piston rod end for being connected to first cylinder (1)；The positioner (4) includes alignment pin (41), for fixing
State the positioning seat (42) of alignment pin (41) and the mounting seat (43) for installing the positioning seat (42), mounting seat (43) peace
On the pinboard (3)；The pressing device (5) include the upper clamping block (51) that is oppositely arranged and lower gripping block (52) and
The turning arm (53) being rotatably connected with the piston rod of first cylinder (1), the upper clamping block (51) are fixed on the rotation
On pivoted arm (53), the lower gripping block (52) is fixed on the pinboard (3), it is characterised in that：The positioner (4) is also
Including the second cylinder (44), second cylinder (44) is fixed in the mounting seat (43), the bottom of the positioning seat (42)
It is fixed in the guide rod (441) of second cylinder (44).
2. the detent mechanism of white vehicle body welding fixture according to claim 1, it is characterised in that：The positioning seat (42) is
Cylindrical structure, its bottom are provided with connecting shaft (421), and the connecting shaft (421) is arranged in the guide rod (441), and described
Connecting shaft (421) is interference fitted with the guide rod (441).
3. the detent mechanism of white vehicle body welding fixture according to claim 1 or 2, it is characterised in that：The positioning seat
(42) it is provided with the mounting hole (422) of the cotter way of the vertical positioning seat (42)；
Boss (411) is equipped with the middle part of the alignment pin (41)；
The alignment pin (41) coordinates with the cotter way gap, and is consolidated by trip bolt at the mounting hole (422) place
It is fixed, and the lower surface of the boss (411) and the top surface of the positioning seat (42) offset.
4. the detent mechanism of white vehicle body welding fixture according to claim 3, it is characterised in that：The positioning seat (42)
There are section (423) in side wall, the mounting hole (422) is opened up at the section (423) place.
5. the detent mechanism of white vehicle body welding fixture according to claim 1, it is characterised in that：The positioner (4)
Also include guide sleeve (45), the guide sleeve (45) is sheathed on the positioning seat (42), and is fixed on the mounting seat (43)
On.
6. the detent mechanism of white vehicle body welding fixture according to claim 5, it is characterised in that：Guide sleeve (45) bag
The ring flange (452) for including sleeve pipe (451) and being connected at the top of described sleeve pipe (451), described sleeve pipe (451) gap are ordinatedly installed
In the mounting seat (43), the ring flange (452) is fixedly mounted in the mounting seat (43).
7. the detent mechanism of white vehicle body welding fixture according to claim 5, it is characterised in that：The positioner (4)
Also include Anti-rotary block (46), the Anti-rotary block (46) is arranged in the mounting seat (43), and its end face and the positioning seat
(42) offset, the Anti-rotary block (46) is L-shaped, and gland is on the guide sleeve (45).
8. the detent mechanism of white vehicle body welding fixture according to claim 3, it is characterised in that：On the positioning seat (42)
Provided with through hole (424), the through hole (424) is located at the lower section of the mounting hole (422), the through hole (424) and the cotter way
It is intersected in the bottom of the cotter way.
9. the detent mechanism of white vehicle body welding fixture according to claim 1, it is characterised in that：The positioner (4)
Be arranged on by steering block (6) on the pinboard (3), the mounting surface of the steering block (6) and the pinboard (3) and with institute
It is vertical to state the mounting surface of positioning seat (42), and between the steering block (6) and the pinboard (3) and the steering block (6) with
Adjust pad is equipped between the positioning seat (42).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720436232.0U CN206998110U (en) | 2017-04-24 | 2017-04-24 | The detent mechanism of white vehicle body welding fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720436232.0U CN206998110U (en) | 2017-04-24 | 2017-04-24 | The detent mechanism of white vehicle body welding fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206998110U true CN206998110U (en) | 2018-02-13 |
Family
ID=61443520
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720436232.0U Expired - Fee Related CN206998110U (en) | 2017-04-24 | 2017-04-24 | The detent mechanism of white vehicle body welding fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206998110U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110864883A (en) * | 2019-11-12 | 2020-03-06 | 东莞市恒成汽车装备科技有限公司 | Car side wall PCF measuring device |
-
2017
- 2017-04-24 CN CN201720436232.0U patent/CN206998110U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110864883A (en) * | 2019-11-12 | 2020-03-06 | 东莞市恒成汽车装备科技有限公司 | Car side wall PCF measuring device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180213 Termination date: 20200424 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |