CN220971274U - Welding tool for folding arm hanging assembly - Google Patents
Welding tool for folding arm hanging assembly Download PDFInfo
- Publication number
- CN220971274U CN220971274U CN202322700106.XU CN202322700106U CN220971274U CN 220971274 U CN220971274 U CN 220971274U CN 202322700106 U CN202322700106 U CN 202322700106U CN 220971274 U CN220971274 U CN 220971274U
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- main arm
- shaped
- positioning seat
- sliding plate
- toppling
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- 238000003466 welding Methods 0.000 title claims abstract description 35
- 210000005069 ears Anatomy 0.000 claims abstract description 34
- 238000003825 pressing Methods 0.000 claims description 12
- 238000000034 method Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000007665 sagging Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
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- Butt Welding And Welding Of Specific Article (AREA)
Abstract
The utility model relates to a welding tool of a folding arm hanging assembly, which comprises a base plate, a rear positioning seat, a front positioning seat, an inclined positioning column, a front sliding plate and a rear sliding plate, wherein a sliding rail is designed on the base plate, the front sliding plate and the rear sliding plate are respectively arranged on the sliding rail in a sliding way from front to back through sliding blocks, the rear positioning seat is arranged on the rear sliding plate, the front positioning seat is arranged on the front sliding plate, the inclined positioning column is also arranged on the front sliding plate and positioned in front of the front positioning seat, the lower end of the inclined positioning column can be arranged on the front sliding plate in a front-back adjusting way, and the inclined positioning column is obliquely arranged in the direction of the front positioning seat. The advantage is design benefit, and is rational in infrastructure compact, guarantees the central line of two earholes on same straight line through the design of slope reference column, and the certain angle of slope reference column slope simultaneously ensures to empty form U type ears and long main arm and short main arm and forms certain contained angle, and the locating seat assistance-clip is tight to be fixed a position and is rolled over arm hanging assembly around simultaneously, ensures welding back precision, satisfies product user demand.
Description
Technical Field
The utility model relates to the field of production of folding arm cranes, in particular to a welding fixture for a folding arm crane assembly.
Background
The folding arm crane comprises a main arm and a small arm, the front end of the main arm is rotationally connected with the rear end of the small arm, the small arm is required to slightly tilt upwards relative to the main arm in order to ensure the strength effect of the suspension arm, so that the problem of stress sagging deformation can be compensated through slightly tilting upwards when the front end of the small arm is lifted, the structure works more stably, but the rear end of the small arm is rotationally arranged between the double ear structures of the front end of the main arm, ear holes are respectively arranged on the upper side and the lower side of the double ear, the small arm is rotationally arranged in the corresponding ear holes through a rotating shaft, the central lines of the two ear holes are required to be on the same straight line, but in the production and processing process, due to welding shrinkage and other reasons, the angle of the two ear holes is different, the small arm cannot slightly tilt upwards due to the fact that the central lines of the two ear holes are not centered, and the rotating shaft is blocked due to the fact that the rotation is not centered after the rotating shaft is arranged, so that the use requirements cannot be met.
Disclosure of Invention
In order to solve the technical problems, the utility model provides a welding fixture for a folding arm hanging assembly, which is ingenious in design, reasonable and compact in structure, ensures the precision after welding and meets the use requirements of products.
The technical scheme of the utility model is as follows:
The welding tool comprises a folding arm hanging assembly, a welding device and a welding device, wherein the folding arm hanging assembly comprises a long main arm, a short main arm, end plates and toppling U-shaped double ears, the long main arm is positioned above the short main arm, the front ends of the long main arm and the short main arm are flush and welded at the rear ends of the toppling U-shaped double ears, the end plates are designed into end plates in a vertical folding shape, and the end plates are connected and installed at the rear ends of the long main arm and the short main arm; the V-shaped support plate is buckled at the bottom of the toppling U-shaped double ears, and the V-shaped support plate is connected with the toppling U-shaped double ears through welding; the welding tool comprises a base plate, a rear positioning seat, a front positioning seat, an inclined positioning column, a front sliding plate and a rear sliding plate, wherein a sliding rail is arranged on the base plate, the front sliding plate and the rear sliding plate are respectively arranged on the sliding rail in a front-back sliding mode through sliding blocks, the rear positioning seat is arranged on the rear sliding plate, the front positioning seat is arranged on the front sliding plate, the inclined positioning column is further arranged on the front sliding plate, the inclined positioning column is positioned in front of the front positioning seat, the lower end of the inclined positioning column can be arranged on the front sliding plate in a front-back mode in a front-back adjusting mode, and the inclined positioning column is obliquely arranged in the direction of the front positioning seat.
The inclined locating column forms an included angle of 89.55 degrees with the plane of the front sliding plate.
The rear positioning seat comprises a supporting plate, a screw rod, a pressing plate and a screw nut, the front positioning seat comprises two groups of U-shaped positioning seats, and two locking screws are respectively and rotatably arranged on two sides of each U-shaped positioning seat; the positioning sleeve is fixed on the inclined positioning column through a screw, the front end of the short main arm is placed on the rear U-shaped positioning seat of the front positioning seat, the rear end of the short main arm is placed on the supporting plate and sleeved on the outer side of the screw rod, the long main arm is pressed on the short main arm, the rear end of the long main arm is sleeved on the outer side of the screw rod, the front end of the long main arm is placed flush with the short main arm, the front end of the toppling U-shaped double ears is sleeved on the inclined positioning column through two earholes up and down simultaneously and is supported below the earholes of the toppling U-shaped double ears, the rear side of the inclined U-shaped double ears is placed on the front U-shaped positioning seat of the front positioning seat, the front end of the long main arm and the front end of the short main arm are simultaneously propped against the rear of the toppling U-shaped double ears, two sets of locking screws on two sides of the U-shaped positioning seat are used for rotationally locking the front end of the long main arm and the front end of the short main arm and the rear end of the toppling U-shaped double ears, the pressing plate is sleeved on the upper side of the screw rod and pressing the long main arm and presses the front end of the long main arm to be pressed on the back of the supporting plate through the rear end of the screw rod and the rear main arm, and the rear end of the pressing plate is pressed on the long main arm is pressed on the rear end of the main seat.
Four corners flange is installed to the lower extreme of slope reference column, open near the front side above the preceding slide has twice T type groove, and four corners flange both sides are fixed in the T type inslot of corresponding side through two T type bolts respectively, and the head slip of T type bolt is located T type inslot, and the lead screw position of T type bolt upper end is worn out the back through the nut after from the fixed orifices of four corners flange.
Waist-shaped vertical grooves are respectively arranged on two sides of the inclined positioning column, screw holes are respectively arranged on two sides of the positioning sleeve, and screws are screwed into the waist-shaped vertical grooves on the corresponding sides of the screw holes in a pressing mode to lock and position.
The outer diameter of the inclined positioning column is the same as the inner diameter of the upper ear hole and the lower ear hole of the toppling U-shaped double ears.
The utility model has the advantages of ingenious design and reasonable and compact structure, ensures that the central lines of the two earholes are on the same straight line through the design of the inclined positioning column, simultaneously the inclined positioning column is inclined by a certain angle, ensures that the inclined U-shaped double ears, the long main arm and the short main arm form a certain included angle, simultaneously the front positioning seat and the rear positioning seat assist in clamping and positioning the folding arm hanging assembly, ensures the precision after welding, and meets the use requirement of products.
Drawings
FIG. 1 is a schematic view of the tooling of the present utility model.
Fig. 2 is a partial side view of the tooling of the present utility model.
Fig. 3 is a schematic view of a U-shaped positioning seat of the front positioning seat of the present utility model.
Fig. 4 is a top view of the front skateboard of the present utility model.
Fig. 5 is a front view of the front skateboard of the present utility model.
Fig. 6 is a schematic view of the tilt post and sleeve of the present utility model.
Fig. 7 is a top view of the tilt positioning column of the present utility model.
Detailed Description
Referring to fig. 1-7, the welding fixture of the folding arm hanging assembly comprises a long main arm 1, a short main arm 2, an end plate 3 and a toppling U-shaped double ear 4, wherein the long main arm 1 is positioned above the short main arm 2, the front ends of the long main arm 1 and the short main arm 2 are flush and welded at the rear end of the toppling U-shaped double ear 4, the end plate 3 is designed into an end plate 3 in a vertical folding shape, and the end plate 3 is connected and installed at the rear ends of the long main arm 1 and the short main arm 2; the inside of the toppling U-shaped double ears 4 is also provided with V-shaped supporting plates 5, the V-shaped supporting plates 5 are buckled at the bottoms of the toppling U-shaped double ears 4, and the V-shaped supporting plates 5 are connected with the toppling U-shaped double ears 4 through welding; the welding tool comprises a base plate 10, a rear positioning seat 20, a front positioning seat 30, an inclined positioning column 40, a front sliding plate 50 and a rear sliding plate 60, wherein sliding rails are designed on the base plate 10, the front sliding plate 50 and the rear sliding plate 60 are respectively arranged on the sliding rails in a front-back sliding mode through sliding blocks, the rear positioning seat 20 is arranged on the rear sliding plate 60, the front positioning seat 30 is arranged on the front sliding plate 50, the inclined positioning column 40 is also arranged on the front sliding plate 50, the inclined positioning column 40 is positioned in front of the front positioning seat 30, the lower end of the inclined positioning column 40 can be arranged on the front sliding plate 50 in a front-back adjusting mode, and the inclined positioning column 40 is obliquely arranged in the direction of the front positioning seat 30.
The inclined positioning column 40 forms an included angle of 89.55 degrees with the plane of the front sliding plate 50. The inclination angle design enables the toppling U-shaped double ears after welding to incline by a certain angle relative to the main arm, so that the use requirement of products is met.
The rear positioning seat 20 comprises a supporting plate 21, a screw rod 22, a pressing plate 23 and a screw nut 24, the front positioning seat 30 comprises two groups of U-shaped positioning seats 31, and two locking screws 32 are respectively and rotatably arranged on two sides of each U-shaped positioning seat 31; a positioning sleeve 41 is also arranged on the inclined positioning column 40, the positioning sleeve 41 is fixed on the inclined positioning column 40 through a screw, the front end of the short main arm 2 is arranged on the rear side U-shaped positioning seat 31 of the front positioning seat 30, the rear end of the short main arm 2 is arranged on the supporting plate 21, the rear end of the short main arm 2 is sleeved outside the screw rod 22, the long main arm 1 is pressed on the short main arm 2, the rear end of the long main arm 1 is also sleeved outside the screw rod 22, the front end of the long main arm 1 is flush with the short main arm 2, the front end of the toppling U-shaped double ear 4 is sleeved on the inclined positioning column 40 through a double ear hole up and down simultaneously, the positioning sleeve 41 is supported below the ear hole of the toppling U-shaped double ear 4, the front end of the long main arm 1 and the front end of the short main arm 2 are simultaneously propped against the rear face of the toppling-shaped U-shaped double ear 4, the two side locking screws 32 of the two groups of U-shaped positioning seats 31 rotationally lock the front end of the long main arm 1 and the front end of the short main arm 2 and the rear end of the toppling-shaped U-shaped double ear 4, and the pressing plate 23 is sleeved on the screw rod 22 and pressed on the long main arm 1, and then screwed on the screw rod 22 through the screw nut 24 to press the pressing plate 23, so that the rear ends of the long main arm 1 and the short main arm 2 are fixed on the supporting plate 21 of the rear positioning seat 20. The front and rear positioning seats ensure the horizontal positioning placement of the long main arm and the short main arm,
The lower extreme of the inclined positioning column 40 is provided with a quadrangle flange 42, two T-shaped grooves are formed on the upper surface of the front sliding plate 50 near the front side, two sides of the quadrangle flange 42 are respectively fixed in the T-shaped grooves on the corresponding sides through two T-shaped bolts, the heads of the T-shaped bolts slide in the T-shaped grooves, and the screw rod 22 at the upper end of the T-shaped bolts is locked through nuts after penetrating out from the fixing holes of the quadrangle flange 42. The design is convenient for incline the reference column back and forth movement, effectively fixes a position and emptys form U type ears and long main arm, short main arm between the clearance, satisfies the welding needs.
Waist-shaped vertical grooves 44 are respectively formed in two sides of the inclined positioning column 40, screw holes are respectively formed in two sides of the positioning sleeve 41, and screws are screwed into the screw holes and pressed into the waist-shaped vertical grooves 44 on the corresponding sides to lock and position. The design structure is convenient for the locating sleeve to adjust and locate up and down.
The outer diameter of the inclined positioning column is the same as the inner diameter of the upper ear hole and the lower ear hole of the toppling U-shaped double ears. Ensuring concentricity when the double lug holes of the toppling U-shaped double lugs are sleeved on the inclined positioning column, overcoming welding stress in the welding process, and further ensuring concentricity after final welding.
When the tool is used, the short main arm and the long main arm are horizontally installed and fixed through the front positioning seat and the rear positioning seat of the tool, the toppling-shaped U-shaped double ears are centered and positioned through the central lines of the double ear holes firstly through the inclined positioning column, then the rear ends of the toppling-shaped U-shaped double ears are fixed through the U-shaped positioning seat of the front positioning seat, after the front ends of the long main arm and the front ends of the short main arm are fixed, the front ends of the long main arm and the rear ends of the toppling-shaped U-shaped double ears are respectively welded and connected, so that after welding, the central lines of the double ear holes of the toppling-shaped U-shaped double ears are positioned on the same straight line, and the rear ends of the small arms can be assembled in the double ear holes through the rotating shaft, so that the problem of rotation interference does not exist; meanwhile, the front end of the toppling-shaped U-shaped double ears is slightly tilted upwards by inserting the inclined positioning column in the double ear holes, and then the rear end of the toppling-shaped U-shaped double ears is effectively locked and positioned by matching with the front side U-shaped positioning seat, so that the problem of welding stress deformation cannot occur in the welding process, and the product structure is ensured to meet the use requirement.
Claims (6)
1. The welding tool comprises a folding arm hanging assembly, a welding device and a welding device, wherein the folding arm hanging assembly comprises a long main arm, a short main arm, end plates and toppling U-shaped double ears, the long main arm is positioned above the short main arm, the front ends of the long main arm and the short main arm are flush and welded at the rear ends of the toppling U-shaped double ears, the end plates are designed into end plates in a vertical folding shape, and the end plates are connected and installed at the rear ends of the long main arm and the short main arm; the V-shaped support plate is buckled at the bottom of the toppling U-shaped double ears, and the V-shaped support plate is connected with the toppling U-shaped double ears through welding; the welding tool is characterized by comprising a base plate, a rear positioning seat, a front positioning seat, an inclined positioning column, a front sliding plate and a rear sliding plate, wherein a sliding rail is arranged on the base plate, the front sliding plate and the rear sliding plate are respectively arranged on the sliding rail in a front-back sliding manner through sliding blocks, the rear positioning seat is arranged on the rear sliding plate, the front positioning seat is arranged on the front sliding plate, the inclined positioning column is further arranged on the front sliding plate, the inclined positioning column is positioned in front of the front positioning seat, the lower end of the inclined positioning column can be arranged on the front sliding plate in a front-back adjusting manner, and the inclined positioning column is obliquely arranged in the direction of the front positioning seat.
2. The welding fixture of the folding arm hanging assembly according to claim 1, wherein the inclined positioning column forms an included angle of 89.55 degrees with the plane of the front sliding plate.
3. The welding fixture of the folding arm hanging assembly according to claim 1, wherein the rear positioning seat comprises a supporting plate, a screw rod, a pressing plate and a screw nut, the front positioning seat comprises two groups of U-shaped positioning seats, and two locking screws are respectively rotatably arranged on two sides of each U-shaped positioning seat; the positioning sleeve is fixed on the inclined positioning column through a screw, the front end of the short main arm is placed on the rear U-shaped positioning seat of the front positioning seat, the rear end of the short main arm is placed on the supporting plate and sleeved on the outer side of the screw rod, the long main arm is pressed on the short main arm, the rear end of the long main arm is sleeved on the outer side of the screw rod, the front end of the long main arm is placed flush with the short main arm, the front end of the toppling U-shaped double ears is sleeved on the inclined positioning column through two earholes up and down simultaneously and is supported below the earholes of the toppling U-shaped double ears, the rear side of the inclined U-shaped double ears is placed on the front U-shaped positioning seat of the front positioning seat, the front end of the long main arm and the front end of the short main arm are simultaneously propped against the rear of the toppling U-shaped double ears, two sets of locking screws on two sides of the U-shaped positioning seat are used for rotationally locking the front end of the long main arm and the front end of the short main arm and the rear end of the toppling U-shaped double ears, the pressing plate is sleeved on the upper side of the screw rod and pressing the long main arm and presses the front end of the long main arm to be pressed on the back of the supporting plate through the rear end of the screw rod and the rear main arm, and the rear end of the pressing plate is pressed on the long main arm is pressed on the rear end of the main seat.
4. The welding fixture of the folding arm hanging assembly according to claim 1 or 3, wherein a quadrangle flange is installed at the lower end of the inclined positioning column, two T-shaped grooves are formed in the upper surface of the front sliding plate, which is close to the front side, two sides of the quadrangle flange are respectively fixed in the T-shaped grooves on the corresponding sides through two T-shaped bolts, the heads of the T-shaped bolts are slidably positioned in the T-shaped grooves, and screw rod positions at the upper ends of the T-shaped bolts penetrate through fixing holes of the quadrangle flange and are locked through nuts.
5. The welding fixture of the folding arm hanging assembly according to claim 3, wherein waist-shaped vertical grooves are respectively arranged on two sides of the inclined positioning column, screw holes are respectively arranged on two sides of the positioning sleeve, and screws are screwed into the waist-shaped vertical grooves on the corresponding sides of the screw holes to lock and position.
6. The welding fixture of the folding arm hanging assembly according to claim 1, wherein the outer diameter of the inclined positioning column is the same as the inner diameter of the upper ear hole and the lower ear hole of the toppling U-shaped double ears.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322700106.XU CN220971274U (en) | 2023-10-09 | 2023-10-09 | Welding tool for folding arm hanging assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322700106.XU CN220971274U (en) | 2023-10-09 | 2023-10-09 | Welding tool for folding arm hanging assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220971274U true CN220971274U (en) | 2024-05-17 |
Family
ID=91065559
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322700106.XU Active CN220971274U (en) | 2023-10-09 | 2023-10-09 | Welding tool for folding arm hanging assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220971274U (en) |
-
2023
- 2023-10-09 CN CN202322700106.XU patent/CN220971274U/en active Active
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