A kind of part fixed rack structure of frame welding
The present invention relates to the part fixed mount knot of Furniture manufacturing apparatus field, more particularly to a kind of frame welding
The extensive application framework of the household furnitures such as desk, desk is used as its supporting frame, and framework is by four welded steel
Become.The developing rapidly of roboticses makes weld job, and also available machines used people does, and compared with staff welding, robot welding is moved
Make steady, accurate positioning, weld bond quality keeps the consistent of height, especially when weld job needs the number of components of welding more
When, staff welding can affect welding quality and stability because of the operation of long-time high intensity.The weld job of prior art
In, welding application robot, but need in welding process to fix frame parts, this fix and the operation that overturns still
Staff is relied on to carry out, staff operation can have the phenomenons such as some are shaken, positioning is inaccurate unavoidably causes quality of welding to be difficult to protect
Card, and operator's working strength is big, wastes time and energy, therefore, now needs a kind of device for fixed frame welding assembly badly, join
Close welding robot to work in the lump, to improve welding efficiency and welding quality.
Therefore, prior art has yet to be improved and developed.
Content of the invention
It is an object of the invention to provide a kind of part fixed rack structure of frame welding, to solve prior art weld
Staff is relied on to be fixed framework during operation, there is the phenomenons such as some are shaken, positioning is inaccurate causes quality of welding to be difficult to
Ensure, and working strength is big, the technical problem for wasting time and energy.
Technical scheme is as follows：
A kind of part fixed rack structure of frame welding, wherein, including a frame, is provided with workbench, institute in the frame
State the fixed mechanism that fixed frame element is provided with workbench, the fixed mechanism includes to be fixedly connected with the workbench
Fixed platform, is provided with the base of some support frame parts, is connected with fixed frame on each base in the fixed platform
The fixing device of part, the fixing device includes a pedestal, and the pedestal is fixedly connected on one end of base, on the pedestal
L-shaped bar is hinged with, fastening assembly on the L-shaped bar, is connected with, one end of the L-shaped bar is hinged with one handle, also include one even
Bar, one end of the connecting rod is articulated with the handle, and the other end is articulated with the pedestal.
The part fixed rack structure of described frame welding, wherein, the fastening assembly include screw rod, two nuts, two
Location-plate and fastener head, two location-plate is symmetricly set on the L-shaped bar upper and lower end face, and screw rod and two nut threads are joined
Close, two nuts are connected on the location-plate of the location-plate of L-shaped bar upper surface and L-shaped bar lower surface respectively, one end of the screw rod
Fastener head is additionally provided with, the fastener head is used for hold-down frame part so that frame parts is fixed on the base.
The part fixed rack structure of described frame welding, wherein, the base be L-shaped base, including a groove and
Base platform, the base platform includes the first platform and the second platform, and the level height of first platform is higher than described the
The level height of two platforms, the groove is arranged at one end of first platform, and the groove is v-depression.
The part fixed rack structure of described frame welding, wherein, is additionally provided with a motor, the electricity in the frame
The outfan of machine connects the workbench by drive mechanism, and motor rotational band moves worktable rotary.
The part fixed rack structure of described frame welding, wherein, is additionally provided with hole portion on the workbench, the frame
The part fixed rack structure of frame welding also includes cylinder, and the piston rod of cylinder is connected with a bar portion, air cylinder driven bar portion level
Motion is to be inserted in the hole portion exited by workbench locking or from hole portion to unlock workbench.
The part fixed rack structure of described frame welding, wherein, the fastener head is rounding mesa-shaped component, fastener head
Material is the natural rubber for adding white carbon black.
The part fixed rack structure of described frame welding, wherein, the base of some support frame parts is solid
Center on fixed platform around fixed platform is uniformly distributed.
The part fixed rack structure of described frame welding, wherein, the location-plate include a protrusion buckling parts and
The abutting part being wholely set with the buckling parts, the buckling parts is connected on the L-shaped bar, the abutting part and the nut
Beneficial effects of the present invention：The present invention by providing a kind of part fixed rack structure of frame welding, including solid
Device is determined for the firmly fixed frame element in welding, by simply stirring by fastening assembly workpiece pressing by handle
Or unclamp from workpiece, operation is succinct, provides multiple fixed pivots, makes frame parts in welding in firm state, prevents
The phenomenon such as only shake, positioning be inaccurate causes to affect the quality of soldering opening, reduces operator's working strength；It is additionally provided with and can turns over
The workbench for turning, weld another welding edge of lead frame part by upset platform after part, and design is quite ingenious,
High degree of automation, drastically increases the efficiency of weld job.
Description of the drawings
Fig. 1 is the overall structure diagram of the present invention.
Fig. 2 is structural representation when fixing device is in the lock state in the present invention.
Fig. 3 be in the present invention fixing device in released state when structural representation.
Fig. 4 is the structural representation of base in the present invention.
Fig. 5 is the structural representation of cylinder in the present invention.
Fig. 6 is the structural representation of cylinder in the present invention, bar portion and hole portion.
Fig. 7 is the structural representation of frame parts.
Accompanying drawing marks explanation：
1 frame；2 workbench；200 hole portions；Bar portion 201；Cylinder 202；3 fixed mechanisms；Fixed platform 300；Base 301；Groove
3010；Base platform 3011；Fixing device 302；L-shaped bar 3020；Handle 3021；Connecting rod 3022；Pedestal 3023；Screw rod 3024；
Nut 3025；Location-plate 3026；Fastener head 3027.
For making the objects, technical solutions and advantages of the present invention clearer, clear and definite, develop simultaneously embodiment pair referring to the drawings
The present invention is further described.
Refering to Fig. 1 to Fig. 4, the present invention provides a kind of part fixed rack structure of frame welding, wherein, including a frame
1, workbench 2 is provided with the frame 1, is provided with the fixed mechanism 3 of fixed frame element on the workbench 2, described solid
Determine the fixed platform 300 that mechanism 3 includes to be fixedly connected with the workbench 2, in the fixed platform 300, be provided with some supports
The base 301 of frame parts, is connected with the fixing device 302 of fixed frame element, during welding, frame section on each base 301
Part is placed on base 301, and 302 hold-down frame part of fixing device is fixed to which, can avoid being fixed with staff
Being difficult to ensure that for trickle shake that frame parts is brought and precision, greatly reduces the manipulation strength of operator and operation will
Fixing device 302 includes a pedestal 3023, and the pedestal 3023 is fixedly connected on one end of base 301, pedestal
L-shaped bar 3020 being hinged with 3023, being connected with fastening assembly on the L-shaped bar 3020, one end of L-shaped bar 3020 is hinged with one
Handle 3021, also includes a connecting rod 3022, and one end of connecting rod 3022 is articulated with the handle 3021, and the other end is articulated with described
On pedestal 3023.The structure setting of fixing device 302 is very ingenious, Fig. 3 show fixing device 302 in released state when
Structural representation, down rotates handle 3021, and connecting rod 3022 is rotated, as one end of L-shaped bar 3020 is articulated with pedestal 3023,
Which goes back hinged handle 3021（Two pin joints）, when handle 3021 is down rotated, drive L-shaped bar 3020 to surround itself and pedestal 3023
Pin joint down rotate, fastening assembly clamping frame part is fixed to which（As shown in Figure 2）, the shank offer of handle 3021
The longer arm of force, makes control fastening assembly locking frame parts or the power unclamped needed for frame parts greatly less, gently turns
Fixed handle 3021 just can complete operation.
Further, fastening assembly includes screw rod 3024, two nuts 3025, two location-plates 3026 and fastener head 3027, two
Location-plate 3026 is symmetricly set on 3020 upper and lower end face of L-shaped bar, and screw rod 3024 and two nuts, 3025 screw thread coordinate, two spiral shells
Female 3025 are connected on the location-plate 3026 of 3020 upper surface of L-shaped bar and the location-plate 3026 of L-shaped bar lower surface, so respectively,
Two nuts about 3025 tie down screw 3024 on L-shaped bar 3020, in order that location-plate 3026 is more securely fixed on L-shaped bar
On 3020, its loosening is prevented, location-plate 3026 includes the buckling parts of a protrusion and the abutting part being wholely set with the buckling parts,
The buckling parts is connected on the L-shaped bar 3020, and the abutting part 3020 and the nut 3025 are abutted.The one of screw rod 3024
End is additionally provided with fastener head 3027, and fastener head 3027 is used for hold-down frame part so that frame parts is fixed on base 301.Tightly
Gu 3027 is the component that directly contact with frame parts, daily locking repeatedly and unclamps to operate and exacerbate fastener head 3027
Abrasion, therefore, it is necessary to arrange the fastener head 3027 of sufficient intensity and wearability, in the present embodiment, fastener head 3027 is rounding
Mesa-shaped component, 3027 material of fastener head is the natural rubber for adding white carbon black, and carbon has excellent absorption property, carbon particle and rubber
The bonding of xanthan molecule is tight, so that wearability, intensity and the frictional force of natural rubber is strengthened, and the effect of fastener head 3027 is to carry
For sufficient friction and lower pressure steadily to fix frame assembly, the natural rubber of white carbon black is therefore added to be highly suitable for making
Manufacture material for fastener head 3027.If but the white carbon black for adding is excessively, toughness and the pliability deficiency of fastener head can be caused, if
The white carbon black of addition very little then natural rubber cannot strengthen, through the repetition test of technical staff, it is natural that content of carbon black accounts for white carbon black
The 8% of rubber composition, under this content, the wearability of natural rubber, intensity and the frictional force that can be provided by are the most excellent.
Framework is formed by many welded steel, and the cross section of a part of steel is triangular in shape（As shown in Figure 7）, therefore put down
The base of planar is not a suitable selection, and the base is L-shaped base, including a groove 3010 and base platform
3011, groove 3010 is that v-depression, v-depression can accommodate cross section steel triangular in shape, if base is plane,
Then steel are difficult to be fixed on base 301, easily roll because of its features of shape during stress, affect welding quality and efficiency, V-arrangement
Groove 3010 can prevent cross section steel triangular in shape from rolling on base, fixed effect is good.301 platform bag of base
The first platform and the second platform is included, the level height of the first platform is higher than the level height of the second platform, the groove 3010 sets
It is placed in one end of the first platform.When needing constant cross-section to be square steel, steel can be positioned on the second platform, and second
The setting of platform improves the adaptability of fixed rack structure so as to adapt to the processing request of variety classes tubing.
After one side of frame parts has been welded, existing production line needs resupination framework welding another side, switching process
Time and efforts is very expended, sometimes even needs many people overturn framework with joint efforts, operation easier is big, therefore, at this
In inventive embodiments, a motor in frame 1, is additionally provided with（In figure is not indicated）, the outfan of the motor is by drive mechanism even
The workbench 2 is connect, motor rotational band station 2 of starting building rotates.Refering to Fig. 5 and Fig. 6, hole portion 200 on workbench 2, is additionally provided with,
Also include cylinder 202, the piston rod of cylinder 202 is connected with a bar portion 201, and cylinder 202 drives 201 horizontal movement of bar portion to insert
To in the hole portion 200 workbench 2 to be locked or is exited to unlock workbench 2 from hole portion 200.
After one side of triangular framing is welded, start cylinder 202, cylinder 202 drives bar portion 201 from hole portion 200
Exit to unlock workbench 2, start motor, motor rotational band start building station 2 rotate 180 °, now framework is another faces up,
Cylinder 202 drives bar portion 201 to be inserted into locking workbench 2 in hole portion 200, and when preventing weld job, workbench 2 is deflected, bonding machine
Device people continues the another side of lead frame, and the present invention arranges motor belt motor station 2 of starting building and overturns, and coordinates cylinder 202 to drive bar portion
201 are inserted in hole portion 200 locking workbench 2 or exit from hole portion 200 to unlock workbench 2, eliminate artificial turning frame
The step of frame and time, operational difficulty is reduced, the automaticity of whole production line is improve, conceive very skilful
Further, the base 301 of some support frame parts surrounds fixed platform 300 in fixed platform 300
Center be uniformly distributed, so make the stress of frame parts more average, the phenomenon such as prevent from occurring rocking during its welding.
The present invention is used in welding including fixing device by providing a kind of part fixed rack structure of frame welding
Firmly fixed frame element, by simply stirring handle by unclamp by fastening assembly workpiece pressing or from workpiece, behaviour
Work is succinct, provides multiple fixed pivots, makes frame parts in welding in firm state, prevents from shaking, positions inaccurately
Cause to affect the quality of soldering opening etc. phenomenon, reduce operator's working strength；Turnover workbench is additionally provided with, has been welded
Part overturn after on one side platform can lead frame part another welding edge, conceive quite ingenious, high degree of automation, greatly
Improve the efficiency of weld job.
It should be appreciated that the application of the present invention is not limited to above-mentioned citing, and for those of ordinary skills, can
To be improved according to the above description or convert, all these modifications and variations should all belong to the guarantor of claims of the present invention