CN208811370U - A kind of welding fixture mechanism - Google Patents
A kind of welding fixture mechanism Download PDFInfo
- Publication number
- CN208811370U CN208811370U CN201821276715.XU CN201821276715U CN208811370U CN 208811370 U CN208811370 U CN 208811370U CN 201821276715 U CN201821276715 U CN 201821276715U CN 208811370 U CN208811370 U CN 208811370U
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- pressing plate
- welding
- pressure head
- fixture seat
- clamping fixture
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Abstract
The utility model provides a kind of welding fixture mechanism, including clamping fixture seat (42), pressure head (44) and pressing plate (45) and power device, being flexibly connected for relative rotation is formed between clamping fixture seat (42) and pressing plate (45), pressure head (44) is connect with pressing plate (45) one end, pressing plate (45) other end is connect with power device, and power device drives pressing plate (45) to rotate relative to clamping fixture seat (42).Preferably, further include pull rod (43), pull rod (43) one end formed with clamping fixture seat (42) relatively rotate be flexibly connected, form being flexibly connected for relative rotation between the other end and pressing plate (45).The utility model drives pressing plate to rotate relative to clamping fixture seat by power device, pressure head is applied to after pressing plate amplifies pressing force, welding workpiece is reliably positioned by pressure head, is fixed, it advantageously ensures that the safety of weld job, improve weld job efficiency and welding quality, there is outstanding advantages of structure is simple and convenient to operate.
Description
Technical field
The utility model relates to design of welding jig technical fields, turn more particularly, to multifunctional assembled welding is suitable for
A kind of welding fixture mechanism of tire.
Background technique
Currently, the profiles such as aluminium alloy soldering test is because profile is larger and opposite plate is thicker, the solderless at automatic welding gantry
Space is connect, and automatic welding requires welding positions, the general toolings such as PA (downhand welding), PB (fillet welding), PC (horizontal position welding) that cannot expire simultaneously
Foot requires.
Existing Fixture Design is to be welded by two steel plates vertically, in the fixed profile of vertical direction, to complete the weldering of the position PC
It connects, but the tooling is heavy and not flexible, the welding of the welding position PB can not be met.Under normal conditions, used welding tire
Setting horizontally rotates, the perhaps vertical rotation of setting or setting lifting, the fixed position of hold-down mechanism, but welding bench size
It is constant.This welding positioner function is relatively simple, mainly has following defects that
First, the welding that welding bench does not adapt to the welding positions such as PA (downhand welding), PB (fillet welding), PC (horizontal position welding) is wanted
It asks.
Second, welding bench does not adapt to the welding positioning of the accessory to be welded of different size.
Third, welding bench can not achieve positioning, the disposable completion of welding, lead to weld job inefficiency.
4th, welding bench after positioning, cannot realize downhand welding in one direction.
In addition, if hold-down mechanism cannot reliably be fixed welding workpiece, being easy to lead during weld job
Cause welding workpiece that deviation occurs, to influence the welding quality of welding workpiece.
Utility model content
Technical problem to be solved by the utility model is: in view of the problems of the existing technology, providing a kind of welding fixture
Mechanism, can reliably to be positioned, to be fixed to welding workpiece during weld job.
The technical problems to be solved in the utility model is realized using following technical scheme: a kind of welding fixture mechanism, packet
Clamping fixture seat, pressure head and pressing plate and power device are included, relative rotation is formed between the clamping fixture seat and pressing plate is flexibly connected knot
One end of structure, the pressure head and pressing plate connects, and the other end of the pressing plate is connect with power device, the power device driving pressure
Plate is rotated relative to clamping fixture seat.
It preferably, further include pull rod, described pull rod one end and clamping fixture seat form the movable connection structure relatively rotated, another
The movable connection structure of relative rotation is formed between end and pressing plate.
Preferably, backstop bolt is set on the pull rod.
Preferably, backstop bolt is set on the pressing plate.
Preferably, setting clamping bolt on the clamping fixture seat.
Preferably, the clamping bolt is T-shaped structure bolt.
Preferably, the pressure head uses hold-down bolt, and forms screw thread between pressure head and pressing plate and be flexibly connected.
Preferably, the end of the pressure head is formed as Surface of Sphere structure.
Preferably, the power device is cylinder.
Compared with prior art, the utility model has the beneficial effects that due to forming opposite turn between clamping fixture seat and pressing plate
Dynamic movable connection structure, pressure head and pressing plate connects, and drives pressing plate to rotate relative to clamping fixture seat by power device, through pressing plate
It is applied to pressure head after amplification pressing force, welding workpiece is compressed by pressure head, thus realize the reliable location to welding workpiece, fixation,
Structure is simple and convenient to operate, and is advantageously ensured that the safety of weld job, is improved weld job efficiency and welding quality.
Detailed description of the invention
Fig. 1 is the total structure schematic diagram (main view) of multifunctional assembled welding positioner.
Fig. 2 is the total structure schematic diagram (top view) of multifunctional assembled welding positioner.
Fig. 3 is the A-A direction view in Fig. 1.
Fig. 4 is the main view of mobile mechanism.
Fig. 5 is the top view of mobile mechanism.
Fig. 6 is the organigram of hoisting mechanism.
Fig. 7 is a kind of construction main view (impaction state) of welding fixture mechanism of the utility model.
Fig. 8 is a kind of construction main view (releasing orientation) of welding fixture mechanism of the utility model.
Fig. 9 is a kind of structural side view of welding fixture mechanism of the utility model.
Figure 10 is the organigram of swing mechanism.
Figure 11 is the organigram of telescoping mechanism.
Figure 12 is the B-B direction view in Figure 11.
Figure 13 is the organigram of workbench.
Figure 14 is the C-C direction view in Figure 13.
Figure 15 is the main view of turnover mechanism.
Figure 16 is the top view of turnover mechanism.
Figure 17 is the side view of turnover mechanism.
Marked in the figure: 1- mobile mechanism, the fixed bracket of 2-, 3- hoisting mechanism, 4- clamp mechanism, 5- tensile axis, 6- revolution
Mechanism, 7- telescoping mechanism, 8- workbench, 9- turnover mechanism, 10- welding workpiece, 11- handrail rocking bar, 12- lift cylinder, 13a-
Rear roller, 13b- front wheel, 14- lifting plate, 15- lift lever, 16- skeleton, 17- connecting plate, 18- pin shaft, 19- connecting rod, 21-
Linear guide, 22- sliding block, 31- bearing block, 32- bearing, 33- traveling nut, 34- screw rod, the first deceleration of 35- mechanism, 36- light
Electric rotary encoder, 37- sliding support plate, 41- are clamped bolt, 42- clamping fixture seat, 43- pull rod, 44- pressure head, 45- pressing plate, 46-
Cylinder, 47- backstop bolt, the second deceleration of 61- mechanism, 62- workbench connecting plate, 63- braking motor, 71- basic arm, 72- stretch
Contracting arm, 81- groundwork platform, 82- telescopic work table, 83- card slot, 91- pivoting support, 92- transmission shaft, 93- transmission gear,
94- third deceleration mechanism.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, with reference to the accompanying drawing and specifically
The utility model is described in detail in embodiment.It should be appreciated that specific embodiment described herein is only used to explain this
Utility model is not used to limit the utility model.
Multifunctional assembled welding positioner as shown in Figure 1, Figure 2, Figure 3 shows, mainly include mobile mechanism 1, fixed bracket 2,
Hoisting mechanism 3, clamp mechanism 4, swing mechanism 6, telescoping mechanism 7 and workbench 8 and turnover mechanism 9, the workbench 8 with
Movable mounting structure is formed between fixed bracket 2, the clamp mechanism 4 is connect with workbench 8；As shown in Figure 10, described
Swing mechanism 6 include the second deceleration mechanism 61, workbench connecting plate 62 and braking motor 63, the workbench connecting plate 62 with
Workbench 8 is fixedly connected, and the braking motor 63 drives the second deceleration mechanism 61, drives workbench by the second deceleration mechanism 61
Connecting plate 62 horizontally rotates, and drives workbench 8 to make horizontal revolving motion relative to fixed bracket 2 by swing mechanism 6 to realize.
Wherein, the structure of the mobile mechanism 1 is as shown in Figure 4, Figure 5, specifically includes lift cylinder 12, lift lever 15 and bone
Frame 16, the lift cylinder 12 are connect with handrail rocking bar 11, lifting plate 14 respectively, and the lifting plate 14 is connect with skeleton 16,
Rear roller 13a is installed in 12 bottom of lift cylinder, is formed and is relatively rotated by pin shaft 18 between the skeleton 16 and lift lever 15
Flexible connection, form being flexibly connected for relative rotation, lift lever 15 between one end and lift cylinder 12 of the lift lever 15
The other end and one end of connecting rod 19 between form being flexibly connected for relative rotation, the other end of the connecting rod 19 and connection
The flexible connection of relative rotation is formed between one end of plate 17, is formed between the other end and front wheel 13b of the connecting plate 17
The flexible connection of relative rotation.
The fixation bracket 2 may include telescoping mechanism 7, and as shown in Figure 11, Figure 12, the telescoping mechanism 7 includes
Basic arm 71 and telescopic arm 72, the basic arm 71, telescopic arm 72 preferably use cross sectional shape for the casing of square structure and
Basic arm 71 and the mutual pivot bush unit of telescopic arm 72, so as to be able to form the work of opposite sliding between basic arm 71 and telescopic arm 72
Dynamic connection, and be effectively prevented between basic arm 71 and telescopic arm 72 and relatively rotate.Meanwhile as shown in figs. 13 and 14, institute
The workbench 8 stated includes groundwork platform 81 and telescopic work table 82, and the groundwork platform 81, telescopic work table 82 are preferred
Use cross sectional shape for the casing of square structure and groundwork platform 81 and the mutual pivot bush unit of telescopic work table 82, so that base
It is able to form being flexibly connected for opposite sliding between this workbench 81 and telescopic work table 82, and is effectively prevented groundwork platform
It relatively rotates between 81 and telescopic work table 82.It is several it is possible to further be opened up on the outside of groundwork platform 81
Card slot 83, the card slot 83 preferably use T-shaped structure open slot.By the way that card slot 83 is arranged, can be convenient will using tommyhead bolt
The splicing of groundwork platform 81 is integrally fixed, to realize widening for workbench 8, workbench 8 is made to be adapted to different in width ruler
The welding demand of very little welding workpiece.
As shown in fig. 6, the hoisting mechanism 3 includes sliding support plate 37, screw rod 34 and the first deceleration mechanism 35, in cunning
It is fixedly connected with traveling nut 33 on dynamic supporting plate 37, the screw rod 34 is connect with bearing 32, and the bearing 32 is fixedly mounted
It forms screw thread on bearing block 31, between the traveling nut 33 and screw rod 34 to be flexibly connected, the first deceleration mechanism
35 driving screw rods 34 rotate, and drive traveling nut 33 to move up and down linearly relative to fixed bracket 2 by screw rod 34.
The construction of the clamp mechanism 4 specifically includes clamping fixture seat 42, pressure head 44 and pressing plate as shown in Fig. 7, Fig. 8, Fig. 9
45 and power device, the power device preferably use cylinder 46.It is formed between the clamping fixture seat 42 and pressing plate 45 opposite
The movable connection structure of rotation, the pressure head 44 are connect with one end of pressing plate 45, and the other end and cylinder 46 of the pressing plate 45 connect
It connects, pressing plate 45 can be driven to rotate relative to clamping fixture seat 42 by cylinder 46.It is possible to further in clamping fixture seat 42 and pressing plate 45
Between increase setting pull rod 43, one end of the pull rod 43 and clamping fixture seat 42 form the movable connection structure relatively rotated, pull rod
43 other end then forms the movable connection structure of relative rotation between pressing plate 45.By the way that pull rod 43 is arranged, pressure can be increased
First 44 subtended angle relative to clamping fixture seat 42, so as to the welding workpiece that clamp mechanism 4 can compress, clamping dimension is bigger.In order to anti-
Only pressure head 44 is excessive relative to the subtended angle of pull rod 43 and cause clamp mechanism 4 stuck, and backstop bolt can be arranged on pull rod 43
47, backstop bolt 47 can also be set on pressing plate 45.
The welding workpiece of different dimensions is compressed, clamped in order to facilitate clamp mechanism 4, and the pressure head 44 can use
Hold-down bolt, and form screw thread between pressure head 44 and pressing plate 45 and be flexibly connected, by adjusting hold-down bolt, adjust with can be convenient
The crush pad of clamp mechanism 4 guarantees welding quality to meet the clamping of the welding workpiece of different height.In addition, the pressure head
44 end preferably forms as Surface of Sphere structure, and positioning, the clamping for being conducive to small-sized welding workpiece are relatively reliable.
The clamp mechanism 4 designed using the above structure, be not only simple in structure, implementation cost it is low and easy to operate, for
The compression of welding workpiece, positioning are also relatively reliable, so as to guarantee the safety of weld job well, improve weld job
Efficiency and welding quality.
As shown in Figure 15, Figure 16, Figure 17, the turnover mechanism 9 includes that pivoting support 91, transmission gear 93 and third subtract
Fast mechanism 94, pivoting support 91 therein are standard component in the prior art, the transmission gear 93 and the fixed company of transmission shaft 92
It connects, third deceleration mechanism 94 connect with transmission shaft 92 and transmission shaft 92 is driven to rotate, and the pivoting support 91 is logical
The driving of transmission gear 93 is crossed, to realize that the overturning for driving workbench 8 to make 360 degree relative to fixed bracket 2 by turnover mechanism 9 is transported
It is dynamic.
Combinations of the above formula multi-functional welding positioner, fixed bracket 2 therein are mounted in mobile mechanism 1, described flexible
Mechanism 7 is connect with workbench 8, and by pulling mobile mechanism 1 that can realize the expanding-contracting action of workbench 8；The hoisting mechanism 3
It is connect with fixed bracket 2, and drives workbench 8 to move up and down linearly relative to fixed bracket 2 by hoisting mechanism 3；Described
Swing mechanism 6 is fixedly mounted on telescoping mechanism 7, and movement output end links into an integrated entity with workbench 8, and by swing mechanism 6
Workbench 8 is driven to make horizontal revolving motion relative to telescoping mechanism 7；The turnover mechanism 9 respectively with hoisting mechanism 3, flexible
Mechanism 7 connects, and turnover mechanism 9 not only can be synchronous with hoisting mechanism 3 relative to fixed about 2 bracket linear motion, can also be by
The flip-flop movement that turnover mechanism 9 drives workbench 8 to make 360 degree relative to fixed bracket 2.Specifically:
The skeleton 16 is connected to one with fixed bracket 2, the telescopic arm 72 and telescopic work table 82 it
Between be fixedly connected integrally by tensile axis 5；The sliding support plate 37 preferably uses T-shaped structure part, protruding end and work
Dynamic nut 33 is fixedly connected, and the other end is fixedly connected with pivoting support 91, the connecting plate and telescopic arm 72 of the pivoting support 91
It is fixedly connected.The second deceleration mechanism 61 is fixedly mounted on basic arm 71, and the output end of swing mechanism 6 then passes through work
Platform connecting plate 62 is fixedly connected integrally with groundwork platform 81, drives the second deceleration mechanism 61 to rotate by braking motor 63
Movement can drive workbench 8 integrally to make horizontal revolving motion.The braking motor 63 has self-locking function, so that workbench 8
Whole horizontal revolving motion is safer and more reliable.
The switch for opening lift cylinder 12 is constantly shaken using handrail rocking bar 11, so that hydraulic oil is entered lift cylinder 12, mention
When the piston rod of oil-lifting jar 12 rises, lifting plate 14, lift lever 15 is driven to rise, the lift lever 15 will around pin shaft 18 relative to
Skeleton 16 is rotated up, it is possible thereby to which connecting rod 19 is pulled to move up, then is acted on by connecting plate 17, increase simultaneously skeleton 16
Leave ground.Firmly drag handrail rocking bar 11, so that it may realize the movement of fixed bracket 2.In fixed 2 moving process of bracket,
Telescopic arm 72 will carry out expanding-contracting action relative to basic arm 71；When telescopic arm 72 is stretched out relative to basic arm 71, pass through stretching
Axis 5 can pull telescopic work table 82 to stretch out relative to groundwork platform 81, to realize the lengthening of workbench 8；Vice versa,
The shortening of workbench 8 may be implemented, then so as to easily carry out the group weldering of longer welding workpiece, be fully welded operation.Work as fixation
After bracket 2 is moved to suitable position, lift cylinder 12 releases hydraulic oil, and skeleton 16 is just fallen to the ground under Gravitative Loads completely
On.
When carrying out weld job using combinations of the above formula multi-functional welding positioner, specific steps are as follows:
First, the length dimension of the welding workpiece 10 of positioning welding as needed is adjusted workbench 8 using mobile mechanism 1
It is whole to arrive appropriate length；According to the width dimensions of welding workpiece 10, workbench 8 is adjusted to suitable width.
Second, welding workpiece 10 is fixed on workbench 8 by clamp mechanism 4.In order to facilitate clamp mechanism 4 and work
The connection of platform 8, can be arranged several clamping bolts 41 on clamping fixture seat 42, and the clamping bolt 41 preferably uses T shape knot
Structure bolt, as shown in Figure 7.With this corresponding, the card slot 83 of several T-shaped structures is opened up on the outside of groundwork platform 81, is such as schemed
Shown in 14, so that clamp mechanism 4 can be linked into an integrated entity by being clamped bolt 41 with workbench 8.According to the tool of welding workpiece 10
Body structure, adjusts quantity and the position of clamp mechanism 4, and adjusts pressure head 44 to proper height.When welding workpiece 10 compresses in place
Afterwards, start cylinder 46, by the piston rod pushing drawing rod 43 of cylinder 46, be applied to pressure head 44 after pressing plate 45 amplifies pressing force,
Welding workpiece 10 is compressed by pressure head 44.
Workbench 8 (together with swing mechanism 6, turnover mechanism 9, welding workpiece 10) is adjusted to by third by hoisting mechanism 3
Suitable welding operation height.Elevating movement in order to guarantee workbench 8 is more steady, fixed on fixed bracket 2 can pacify
Linear guide 21 is filled, sliding block 22 is fixedly connected on sliding support plate 37, is formed between the sliding block 22 and linear guide 21
The movable connection structure of opposite sliding, as shown in Figure 1, Figure 3.It is rotated furthermore it is also possible to increase setting photoelectricity on hoisting mechanism 3
Encoder 36, first deceleration mechanism 35 use variable-frequency motor, and the optical rotary encoder 36 is formed with variable-frequency motor
Electrical connection.Variable-frequency motor is controlled by optical rotary encoder 36, two groups of screw body synchronization lifting may be implemented, make work
Platform 8 is gone up and down reliably.
4th, the horizontal rotation of welding workpiece 10 is realized by swing mechanism 6, welding workpiece is realized by turnover mechanism 9
10 flip vertical, so that it may welding workpiece 10 is adjusted to most suitable welding operating position, thus easily to Welder
Part 10 carries out corresponding weld job.Not only make welding workpiece 10 that the weldering of positioning group can be realized after disposable positioning, be fully welded,
The soldering test demand that the welding positions such as PA (downhand welding), PB (fillet welding), PC (horizontal position welding) can be met, can also spirit by mobile mechanism 1
The group weldering and soldering test of welding workpiece 10 are realized in different places livingly.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, and should refer to
Out, any modifications, equivalent replacements, and improvements made within the spirit and principle of the present invention etc. should all include
It is within the protection scope of the utility model.
Claims (9)
1. a kind of welding fixture mechanism, it is characterised in that: filled including clamping fixture seat (42), pressure head (44) and pressing plate (45) and power
It sets, forms the movable connection structure of relative rotation, the pressure head (44) and pressing plate between the clamping fixture seat (42) and pressing plate (45)
(45) one end connection, the other end of the pressing plate (45) are connect with power device, and the power device drives pressing plate (45) phase
Clamping fixture seat (42) are rotated.
2. a kind of welding fixture mechanism according to claim 1, it is characterised in that: further include pull rod (43), the pull rod
(43) one end and clamping fixture seat (42), which are formed between the movable connection structure, the other end and pressing plate (45) relatively rotated, forms opposite turn
Dynamic movable connection structure.
3. a kind of welding fixture mechanism according to claim 2, it is characterised in that: backstop is arranged on the pull rod (43)
Bolt (47).
4. a kind of welding fixture mechanism according to claim 2, it is characterised in that: backstop is arranged on the pressing plate (45)
Bolt (47).
5. a kind of welding fixture mechanism according to claim 1-4, it is characterised in that: the clamping fixture seat (42)
Upper setting is clamped bolt (41).
6. a kind of welding fixture mechanism according to claim 5, it is characterised in that: the clamping bolt (41) is T shape
Structural bolts.
7. a kind of welding fixture mechanism according to claim 1-4, it is characterised in that: the pressure head (44) is adopted
Screw thread is formed with hold-down bolt, and between pressure head (44) and pressing plate (45) to be flexibly connected.
8. a kind of welding fixture mechanism according to claim 1-4, it is characterised in that: the end of the pressure head (44)
Portion is formed as Surface of Sphere structure.
9. a kind of welding fixture mechanism according to claim 1-4, it is characterised in that: the power device is
Cylinder (46).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821276715.XU CN208811370U (en) | 2018-08-09 | 2018-08-09 | A kind of welding fixture mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821276715.XU CN208811370U (en) | 2018-08-09 | 2018-08-09 | A kind of welding fixture mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208811370U true CN208811370U (en) | 2019-05-03 |
Family
ID=66272751
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821276715.XU Active CN208811370U (en) | 2018-08-09 | 2018-08-09 | A kind of welding fixture mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208811370U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108747168A (en) * | 2018-08-09 | 2018-11-06 | 中车成都机车车辆有限公司 | A kind of welding fixture mechanism |
-
2018
- 2018-08-09 CN CN201821276715.XU patent/CN208811370U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108747168A (en) * | 2018-08-09 | 2018-11-06 | 中车成都机车车辆有限公司 | A kind of welding fixture mechanism |
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