CN207239553U - Frame Welding fixture - Google Patents
Frame Welding fixture Download PDFInfo
- Publication number
- CN207239553U CN207239553U CN201721193043.1U CN201721193043U CN207239553U CN 207239553 U CN207239553 U CN 207239553U CN 201721193043 U CN201721193043 U CN 201721193043U CN 207239553 U CN207239553 U CN 207239553U
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- CN
- China
- Prior art keywords
- bearing
- connecting plate
- welding fixture
- anchor point
- frame welding
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of Frame Welding fixture, is related to the fixation or positioning for workpiece, for solving the prior art, on the one hand, causes vehicle frame to be deformed since workpiece is acted on by clamping force at anchor point;On the other hand, the quantity of positioning surface be also than more conservative, it is much more peaceful not few, cause easily to produce interference between anchor point and anchor point, the problem of pitch of holes deviation is up to L ± 0.03.It includes angle bearing, different in nature connecting plate, hydraulic cylinder, lower positioning collet, upper positioning collet, compression crossbeam, the opposite sex connecting plate lower left is equipped with the first screw hole for joint angle bearing, the opposite sex connecting plate lower right is equipped with the first through hole for being used for connecting hydraulic cylinder, and the opposite sex connecting plate upper left side is equipped with the first notch for being used for placing lower positioning collet.The technical program, which is reduced, produces interference between anchor point and anchor point, avoid the deformation for causing vehicle frame at anchor point because of stress effect.
Description
Technical field
The fixation or positioning for workpiece are the utility model is related to, is Frame Welding fixture specifically.
Background technology
As body of a motor car product structure and welding between be complementary, good product structure, meet intensity and
On the basis of function, welding procedure is relatively easy, implements to be relatively easy to, and body structure and assembly relation are closely bound up, mesh
The preceding two major classes work that we need to mainly be handled in early period Simultaneous Engineering for product in itself:One is auto-body assembly relation, two
For automobile body welding craftsmanship, following emphasis is described with regard to Frame Welding with fixture.
Patent document 201410807276.0 discloses a kind of racing car welding clamp of vehicle frame, including platform, platform are equipped with
Inverted T shaped groove, is equipped with 4040 aluminium section bar of level, 4040 aluminium section bar both ends of level are respectively by T-shaped solid on the inverted T shaped groove face of platform
Clamp plate is fixedly connected with platform;It is opposite on 4040 aluminium section bar of level to be equipped with L-type gusset joint plate, two with respect to L-type gusset joint plates it
Between be connected with vertical 4040 aluminium section bar;Be equipped with arc groove strap on vertical 4040 aluminium section bar, arc groove strap by
Arc groove fixed plate and U-bolt composition, when use, are fastened vehicle frame steel pipe clamp with arc groove strap.
Patent document 201220113121.3 discloses a kind of auxiliary frame welding fixture, including positioner, pressing device;Also
Including turnover device, mobile running gear;Mobile running gear can horizontal level movement, mobile running gear includes removable bottom
Seat, column, column are installed on movable pedestal;There is bearing hole on column;Include swing bolster and main branch on turnover device
Support, rotation axis, rotating disk, clump weight;Rotation axis is slidably matched with the swivel bearing on column;Rotating disk and swing bolster and master
Support is fastenedly connected by rotation axis;Clump weight is installed on the rotating pan;It is horizontal that positioner, pressing device are fixed on rotation
On beam and main support;Rotating disk, which rotates, drives rotation axis, swing bolster and main support both circumferentially to rotate upset work with clump weight
Part indexing, clump weight, to equilbrium position, implement welding with swing bolster and main support and workpiece turning.
Body of a motor car is generally made of outer covering piece, internal covering part and skeleton, and the steel plate thickness of covering is generally
0.8-1.2mm, the steel plate thickness of skeleton is mostly 1.2-2.5mm, that is to say, that they are mostly sheet member.Welding fixture is set
For meter, the objective of design of welding jig is to limit the free degree of 6 direction movements.There are following for existing welding fixture anchor point
Deficiency, on the one hand, cause vehicle frame to be deformed since workpiece is acted on by clamping force at anchor point;On the other hand, the number of positioning surface
Measure and than more conservative, it is peaceful how not few, cause easy generation interference, pitch of holes deviation between anchor point and anchor point to be up to L
±0.03。
Utility model content
The utility model aim, which is intended to provide between a kind of reduction anchor point and anchor point, produces interference, avoids positioning
Cause the Frame Welding fixture of the deformation of vehicle frame at point because of stress effect.
To realize above-mentioned technical purpose, the technical solution adopted in the utility model is as follows:
Frame Welding fixture, including angle bearing, different in nature connecting plate, hydraulic cylinder, lower positioning collet, upper positioning collet,
Crossbeam is compressed, the opposite sex connecting plate lower left is equipped with the first screw hole for joint angle bearing, the opposite sex connecting plate bottom right
Side is equipped with the first through hole for being used for connecting hydraulic cylinder, and the opposite sex connecting plate upper left side, which is equipped with, to be used to place lower positioning collet
First notch;
The hydraulic cylinder includes cylinder Part I and cylinder Part II, and the cylinder Part I is built-in with energy
Lower movable cylinder Part II, the cylinder Part II top pass through movable part and connect compression crossbeam.
Using the utility model of above-mentioned technical proposal, different in nature connecting plate is added, folder is reasonably arranged by different in nature connecting plate
The unitary construction of tool, it is ensured that lower positioning collet and each division of upper positioning collet apart from gap, avoid repeatedly dividing at anchor point
Close, the different clamping forces effect that workpiece is subject to after division repeatedly, and cause the deformation of vehicle frame;Reduced and positioned by adjustment angle bearing
Interference is produced between point and anchor point, control hole spacing deviation is less than L ± 0.02.
When specifically used, cylinder Part II moves upwards, closes lower positioning collet and upper positioning collet, similarly,
Cylinder Part II moves downward, positioning collet and upper positioning collet under opening, and after opening, changes the tack weld of vehicle frame.
Further limit, the angle bearing includes bearing Part I, bearing Part II, and bearing Part III is described
Bearing Part I and bearing Part II form L-shaped, and the bearing Part III is right angled triangle, the bearing the 3rd
Divide long side connects bearing Part I, its short side connects bearing Part II.
Pass through bearing Part I, bearing Part II, the angle bearing that bearing Part III is formed, Quick-positioning clamp.
Further limit, the movable part includes I-shaped type bearing support, and movable rotation-shaft, the compression crossbeam rear end, which is equipped with, to be used
In the first circular hole of insertion movable rotation-shaft.
Further limit, the opposite sex connecting plate upper right side is equipped with gib block.
Further limit, the cylinder Part I upper end is equipped with outlet pipe, and the cylinder Part I lower end is equipped with
Admission line.
Further limit, the compression crossbeam inner wall is equipped with the first pad.
The first pad is added, the abrasion of lower positioning collet and upper positioning collet is reduced, improves repeat usage;Meanwhile keep away
Exempt from the deformation for causing vehicle frame at anchor point because of stress effect.
Compared with prior art, each component of the fixture is cheap for the utility model, and convenient dismounting, can reuse, make
With long lifespan, cost is greatly reduced.
Brief description of the drawings
The utility model can be further illustrated by the nonlimiting examples that attached drawing provides;
Fig. 1 is the utility model frame welding jigs and fixtures schematic diagram;
Fig. 2 is the utility model frame welding jigs and fixtures (assembling) schematic diagram;
Main element symbol description is as follows:
Angle bearing 1, bearing Part I 1a, bearing Part II 1b, bearing Part III 1c, different in nature connecting plate 2, first
Screw hole 2a, first through hole 2b, hydraulic cylinder 3, cylinder Part I 3a, cylinder Part II 3b, lower positioning collet 4, upper positioning
Collet 5, compresses crossbeam 6, movable part 7, I-shaped type bearing support 71, movable rotation-shaft 72, gib block 8, outlet pipe 9, admission line
10, the first pad 11.
Embodiment
It is right with reference to the accompanying drawings and examples in order to make those skilled in the art that the utility model may be better understood
Technical solutions of the utility model further illustrate.
Embodiment one,
Such as Fig. 1, shown in Fig. 2, Frame Welding fixture, including angle bearing 1, different in nature connecting plate 2, hydraulic cylinder 3, lower positioning
Collet 4, upper positioning collet 5, compress crossbeam 6, and different in nature 2 lower left of connecting plate is equipped with the first screw hole 2a for joint angle bearing 1,
Different in nature 2 lower right of connecting plate is equipped with the first through hole 2b for being used for connecting hydraulic cylinder 3, and different in nature 2 upper left side of connecting plate, which is equipped with, to be used for
Place the first notch of lower positioning collet 4;
Hydraulic cylinder 3 includes cylinder Part I 3a and cylinder Part II 3b, and cylinder Part I 3a is built-in with energy
Connected at the top of lower movable cylinder Part II 3b, cylinder Part II 3b by movable part 7 and compress crossbeam 6.
Angle bearing 1 includes bearing Part I 1a, bearing Part II 1b, bearing Part III 1c, bearing Part I
1a and bearing Part II 1b forms L-shaped, and bearing Part III 1c is right angled triangle, and bearing Part III 1c long sides connect branch
Seat Part I 1a, its short side connects bearing Part II 1b.
Movable part 7 includes I-shaped type bearing support 71, and movable rotation-shaft 72, compresses 6 rear end of crossbeam and be equipped with for the activity of being inserted into turn
First circular hole of axis 72.
Different in nature 2 upper right side of connecting plate is equipped with gib block 8.
Embodiment two,
Such as Fig. 1, shown in Fig. 2, Frame Welding fixture, including angle bearing 1, different in nature connecting plate 2, hydraulic cylinder 3, lower positioning
Collet 4, upper positioning collet 5, compress crossbeam 6, and different in nature 2 lower left of connecting plate is equipped with the first screw hole 2a for joint angle bearing 1,
Different in nature 2 lower right of connecting plate is equipped with the first through hole 2b for being used for connecting hydraulic cylinder 3, and different in nature 2 upper left side of connecting plate, which is equipped with, to be used for
Place the first notch of lower positioning collet 4;
Hydraulic cylinder 3 includes cylinder Part I 3a and cylinder Part II 3b, and cylinder Part I 3a is built-in with energy
Connected at the top of lower movable cylinder Part II 3b, cylinder Part II 3b by movable part 7 and compress crossbeam 6.
Angle bearing 1 includes bearing Part I 1a, bearing Part II 1b, bearing Part III 1c, bearing Part I
1a and bearing Part II 1b forms L-shaped, and bearing Part III 1c is right angled triangle, and bearing Part III 1c long sides connect branch
Seat Part I 1a, its short side connects bearing Part II 1b.
Movable part 7 includes I-shaped type bearing support 71, and movable rotation-shaft 72, compresses 6 rear end of crossbeam and be equipped with for the activity of being inserted into turn
First circular hole of axis 72.
Different in nature 2 upper right side of connecting plate is equipped with gib block 8.
Cylinder Part I 3a upper ends are equipped with outlet pipe 9, and cylinder Part I 3a lower ends are equipped with admission line 10.
Compress 6 inner wall of crossbeam and be equipped with the first pad 11.
Embodiment one and embodiment two difference lies in, in embodiment two, the pad of increase by first, reduce lower positioning collet and
The abrasion of upper positioning collet, improves repeat usage;Meanwhile avoid the deformation for causing vehicle frame at anchor point because of stress effect.
Frame Welding provided by the utility model is described in detail with fixture above.The explanation of specific embodiment is only
It is the method and its core concept for being used to help understand the utility model.It should be pointed out that the ordinary skill for the art
For personnel, on the premise of the utility model principle is not departed from, some improvement and modification can also be carried out to the utility model,
These are improved and modification is also fallen into the protection domain of the utility model claims.
Claims (6)
1. Frame Welding fixture, it is characterised in that:Including angle bearing, different in nature connecting plate, hydraulic cylinder, lower positioning collet, on
Positioning collet, compress crossbeam, and the opposite sex connecting plate lower left is equipped with the first screw hole for joint angle bearing, and the opposite sex is even
Fishplate bar lower right is equipped with the first through hole for being used for connecting hydraulic cylinder, and it is lower fixed for placing that the opposite sex connecting plate upper left side is equipped with
First notch of position collet;
The hydraulic cylinder includes cylinder Part I and cylinder Part II, and the cylinder Part I is built-in with and can live up and down
Dynamic cylinder Part II, the cylinder Part II top pass through movable part and connect compression crossbeam.
2. Frame Welding fixture according to claim 1, it is characterised in that:The angle bearing includes bearing first
Point, bearing Part II, bearing Part III, the bearing Part I and bearing Part II form L-shaped, the bearing the
Three parts are right angled triangle, the bearing Part III long side connects bearing Part I, its short side connects bearing second
Point.
3. Frame Welding fixture according to claim 2, it is characterised in that:The movable part includes I-shaped bearing
Seat, movable rotation-shaft, the crossbeam rear end that compresses are equipped with the first circular hole for being used for being inserted into movable rotation-shaft.
4. Frame Welding fixture according to claim 3, it is characterised in that:The opposite sex connecting plate upper right side, which is equipped with, leads
To bar.
5. Frame Welding fixture according to claim 4, it is characterised in that:The cylinder Part I upper end is equipped with out
Feed channel, the cylinder Part I lower end are equipped with admission line.
6. according to the Frame Welding fixture described in claim 1 or 2 or 3 or 4 or 5, it is characterised in that:In the compression crossbeam
Wall is equipped with the first pad.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201721193043.1U CN207239553U (en) | 2017-09-18 | 2017-09-18 | Frame Welding fixture |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201721193043.1U CN207239553U (en) | 2017-09-18 | 2017-09-18 | Frame Welding fixture |
Publications (1)
Publication Number | Publication Date |
---|---|
CN207239553U true CN207239553U (en) | 2018-04-17 |
Family
ID=61889032
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201721193043.1U Expired - Fee Related CN207239553U (en) | 2017-09-18 | 2017-09-18 | Frame Welding fixture |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN207239553U (en) |
-
2017
- 2017-09-18 CN CN201721193043.1U patent/CN207239553U/en not_active Expired - Fee Related
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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: 20180417 Termination date: 20190918 |
|
CF01 | Termination of patent right due to non-payment of annual fee |