CN202174387U - Welding clamping overturn mechanism of foldable arm type vehicle-mounted crane connecting rod body - Google Patents
Welding clamping overturn mechanism of foldable arm type vehicle-mounted crane connecting rod body Download PDFInfo
- Publication number
- CN202174387U CN202174387U CN2011202013277U CN201120201327U CN202174387U CN 202174387 U CN202174387 U CN 202174387U CN 2011202013277 U CN2011202013277 U CN 2011202013277U CN 201120201327 U CN201120201327 U CN 201120201327U CN 202174387 U CN202174387 U CN 202174387U
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- support
- column
- fixed
- rotating shaft
- turntable
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- Expired - Lifetime
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Abstract
The utility model relates to the welding clamping overturn mechanism of a foldable arm type vehicle-mounted crane connecting rod body, which belongs to the technical field of clamps for foldable arm type vehicle-mounted crane connecting rod bodies. The overturn mechanism provided by the utility model facilitates the welding operation and is reasonable in design. Due to the adoption of the overturn mechanism, the welding positioning accuracy is ensured and the productivity is improved. Meanwhile, the labor intensity of workers is lowered. According to the technical scheme of the utility model, the overturn mechanism comprises a first support, a second support, an overturn wheel and a turntable. The free end of the first rotating shaft of the first support is arranged opposite to the free end of the second rotating shaft of the second support. A through hole arranged at the upper portion of a first column is equipped with the overturn wheel. The overturn wheel is connected with the shaft end of the first rotating shaft. The first mounting seat of the turntable is fixed to the first connecting seat of the first support through a bolt. The second mounting seat of the turntable is fixed to the second connecting seat of the second support through a bolt. Due to the adoption of the welding clamping overturn mechanism, the welding quality is improved. Meanwhile, the labor intensity of workers is lowered and the working efficiency is improved.
Description
Technical field
The weld clamp switching mechanism of the folding arm-type lorry-mounted crane gonnecting rod body of the utility model belongs to the clamp technology field that folds gonnecting rod body in the arm-type lorry-mounted crane.
Background technology
Gonnecting rod body is the mechanism that connects folding arm-type lorry-mounted crane swing arm and arm; Gonnecting rod body is complex-shaped, and weld seam is more, and connecting hole all is used for assembling; Form and position tolerance and dimension precision requirement are very high, defective that the gonnecting rod body poor quality will cause that arm deflection, arm can't be regained etc.At present; Domestic folding arm-type lorry-mounted crane manufacturer produces the method that gonnecting rod body generally adopts: structural member is reserved enough allowance, after welding and the distortion destressing, guarantees dimensional accuracy through the machine Calais again; Such mode of production can satisfy the requirement of form and position tolerance and dimensional accuracy; But productivity ratio is lower, also causes the gonnecting rod body manufacturing cost than higher to taking of machining equipment, can't satisfy needs of scale production.
The utility model content
The utility model overcomes the deficiency of prior art; Technical problem to be solved is: provide a kind of on the basis that guarantees the welding positioning accuracy, the switching mechanism through reasonable in design makes things convenient for welding operation; Raise labour productivity, lower labor strength and production cost.
In order to solve the problems of the technologies described above, the technical scheme that the utility model adopted is: the weld clamp switching mechanism of folding arm-type lorry-mounted crane gonnecting rod body comprises first support, second support, turning wheel and turntable;
The structure of said first support is: first column fixes on the ground through fot screw; The top of said first column has through hole; One end of first rotating shaft is installed in the described through hole through bearing; The other end of first rotating shaft is unsettled, is fixed with first sleeve on unsettled one section of first rotating shaft, is fixed with first Connection Block on first sleeve;
The structure of said second support is identical with the structure of first support;
The structure of said turntable is: the installed surface of first mount pad and second mount pad is positioned on the same horizontal plane; First positioning seat is fixed on first mount pad; Second positioning seat is fixed on second mount pad, and the both sides of first positioning seat and second positioning seat link together through two wallboards;
The structure of said first positioning seat is: first alignment pin is fixed on the sidewall of U-lag, and first active pin shaft is installed on the U-lag sidewall relative with first alignment pin through first pin sleeve;
The structure of said second positioning seat is identical with the structure of first positioning seat;
In said first support in the free end of first rotating shaft and said second support free end of second rotating shaft be oppositely arranged; Described turning wheel is positioned at the through hole on the first column top; And be connected with the axle head of first rotating shaft through bolt; First mount pad of said turntable is through on first Connection Block that is bolted to first support, and second mount pad of turntable is through on second Connection Block that is bolted to second support.
The interval is provided with three through holes for 90 ° on the described turning wheel, and described first support is provided with lock pin, and the position of said lock pin is corresponding with the position of said through hole, and the wheel rim of turning wheel is provided with turning handle.
Having track on described first pin sleeve is sinusoidal slotted eye, has the hole on first active pin shaft, and first set lever passes that track is that sinusoidal slotted eye inserts in the hole on first active pin shaft on first pin sleeve.
First column in described first support and second column in second support are channel-section steel; The structure of said first frame bottom is: the side of first column bottom is connected with fixed mount through bolt; And leave the space between the bottom of first column and the fixed mount; Fixed mount fixes on the ground through foundation bolt, and the bottom of first column is fixed with gripper shoe, has screwed hole on the gripper shoe; Adjustment screw is installed in the described screwed hole, and the screw rod of adjustment screw withstands on the fixed mount; The structure of said second frame bottom is identical with first support.
The utility model compared with prior art has following beneficial effect.
1, in the utility model; Two supports are connected with turntable through rotating shaft; Behind the clamping work pieces, turntable is rotated together with workpiece on the turntable, thereby realize can three faces of workpiece being welded without the dismounting workpiece through turning wheel and rotating shaft; And can the welding direction of welding gun be adjusted to the best, improve the welding quality of gonnecting rod body.
2, in the utility model, active pin shaft on two positioning seats and pin sleeve be through set lever, hole and sine curve slotted eye, realized the clamping of workpiece easily and unclamp, and reduced labor strength, improved operating efficiency.
3, in the utility model, the bottom of two supports is provided with adjustment screw, can leveling support Connection Block with and on turntable, make turntable to rotate.
Description of drawings
Below in conjunction with accompanying drawing the utility model is further specified.
Fig. 1 is the structural representation of the utility model.
Fig. 2 is the left view of Fig. 1.
The enlarged drawing that Fig. 3 analyses and observe for A-A among Fig. 1.
Fig. 4 has the plane outspread drawing that track is the pin sleeve of sinusoidal slotted eye in the utility model.
Among the figure: 1 is first support, and 2 is first column, and 3 is turning wheel, and 4 is lock pin, and 5 is turning handle, and 6 is first rotating shaft; 7 is first mount pad, and 8 is first positioning seat, and 9 is first set lever, and 10 is second mount pad, and 11 is second Connection Block; 12 is second rotating shaft, and 13 is second support, and 14 is first sleeve, and 15 is first Connection Block, and 16 is wallboard; 17 is turntable, and 18 is first alignment pin, and 19 is U-lag, and 20 is first pin sleeve, and 21 is first active pin shaft; 22 is second positioning seat, and 23 is second column, and 24 is fixed mount, and 25 is gripper shoe, and 26 is adjustment screw.
The specific embodiment
Like Fig. 1, Fig. 2, Fig. 3, shown in Figure 4, the weld clamp switching mechanism of the folding arm-type lorry-mounted crane gonnecting rod body of the utility model comprises first support 1, second support 13, turning wheel 3 and turntable 17;
The structure of said first support 1 is: first column 2 fixes on the ground through fot screw; The top of said first column 2 has through hole; One end of first rotating shaft 6 is installed in the described through hole through bearing; The other end of first rotating shaft 6 is unsettled, is fixed with on first sleeve, 14, the first sleeves 14 on unsettled one section of first rotating shaft 6 and is fixed with first Connection Block 15;
The structure of said second support 13 is identical with the structure of first support 1;
The structure of said turntable 17 is: the installed surface of first mount pad 7 and second mount pad 10 is positioned on the same horizontal plane; First positioning seat 8 is fixed on first mount pad 7; Second positioning seat 22 is fixed on second mount pad 10, and the both sides of first positioning seat 8 and second positioning seat 22 link together through two wallboards 16;
The structure of said first positioning seat 8 is: first alignment pin 18 is fixed on the sidewall of U-lag 19, and first active pin shaft 21 is installed on U-lag 19 sidewall relative with first alignment pin 18 through first pin sleeve 20;
The structure of said second positioning seat 22 is identical with the structure of first positioning seat 8;
In said first support 1 in the free end of first rotating shaft 6 and said second support 13 free end of second rotating shaft 12 be oppositely arranged; Described turning wheel 3 is positioned at the through hole on first column, 2 tops; And be connected with the axle head of first rotating shaft 6 through bolt; First mount pad 7 of said turntable 17 is through on first Connection Block 15 that is bolted to first support 1, and second mount pad 10 of turntable 17 is through on second Connection Block 11 that is bolted to second support 13.
The interval is provided with three through holes for 90 ° on the described turning wheel 3, and described first support 1 is provided with lock pin 4, and the position of said lock pin 4 is corresponding with the position of said through hole, and the wheel rim of turning wheel 3 is provided with turning handle 5.
Having track on described first pin sleeve 20 is sinusoidal slotted eye, has the hole on first active pin shaft 21, and first set lever 9 passes that track is that sinusoidal slotted eye inserts in the hole on first active pin shaft 21 on first pin sleeve 20.
In the utility model; Turntable 17 is serial components; Size according to different gonnecting rod bodies can be made different turntable 17, selects different turntables 17 can satisfy the welding of different model lorry-mounted crane gonnecting rod body, realizes the generalization of the utility model between different product.
The course of work of the utility model is: the position of adjustment turning wheel 3 makes first Connection Block 15 of first support 1 be in vertical position, and fixes with lock pin 4.Through the adjustment screw 26 of adjustment two stands bottom, two Connection Blocks of leveling.The turntable 17 that selection needs couples together with the Connection Block of bolt and two supports, on first positioning seat 8 of turntable 17 and second positioning seat 22, distinguishes the installing and locating bearing pin; And rotational fixation; The wallboard 16 of turntable 17 of reclining is then put the part of folding arm-type lorry-mounted crane gonnecting rod body successively, on first positioning seat 8 of turntable 17 and second positioning seat 22, active pin shaft is installed respectively then, through moving two set levers; Set lever is rotated in the holding pin axle sleeve, thus the locking workpiece.
Workpiece clamp is fastening reserve after, workpiece is carried out spot welding, and accomplishes the part weld seam.Rotate turning wheel 3 then, turntable 17 is overturn 90 °, and fix, the part weld seam is welded with lock pin 4.After the completion, rotate turning wheel 3 again,, fix, remaining weld seam is welded with lock pin 4 with 180 ° of turntable 17 reverse flip.
After more than operation is accomplished,, make turntable 17 and workpiece get back to original position, unclamp two set levers on the turntable 17, take off two alignment pin and two active pin shafts, take out workpiece, promptly accomplish welding 90 ° of turntable 17 upsets.
Claims (4)
1. the weld clamp switching mechanism of folding arm-type lorry-mounted crane gonnecting rod body is characterized in that: comprise first support (1), second support (13), turning wheel (3) and turntable (17);
The structure of said first support (1) is: first column (2) fixes on the ground through fot screw; The top of said first column (2) has through hole; One end of first rotating shaft (6) is installed in the described through hole through bearing; The other end of first rotating shaft (6) is unsettled, is fixed with first sleeve (14) on unsettled one section of first rotating shaft (6), is fixed with first Connection Block (15) on first sleeve (14);
The structure of said second support (13) is identical with the structure of first support (1);
The structure of said turntable (17) is: first mount pad (7) is positioned on the same horizontal plane with the installed surface of second mount pad (10); First positioning seat (8) is fixed on first mount pad (7); Second positioning seat (22) is fixed on second mount pad (10), and first positioning seat (8) links together through two wallboards (16) with the both sides of second positioning seat (22);
The structure of said first positioning seat (8) is: first alignment pin (18) is fixed on the sidewall of U-lag (19), and first active pin shaft (21) is installed on U-lag (19) sidewall relative with first alignment pin (18) through first pin sleeve (20);
The structure of said second positioning seat (22) is identical with the structure of first positioning seat (8);
In said first support (1) in the free end of first rotating shaft (6) and said second support (13) free end of second rotating shaft (12) be oppositely arranged; Described turning wheel (3) is positioned at the through hole on first column (2) top; And be connected with the axle head of first rotating shaft (6) through bolt; First mount pad (7) of said turntable (17) is through on first Connection Block (15) that is bolted to first support (1), and second mount pad (10) of turntable (17) is through on second Connection Block (11) that is bolted to second support (13).
2. the weld clamp switching mechanism of folding arm-type lorry-mounted crane gonnecting rod body according to claim 1; It is characterized in that: described turning wheel (3) is gone up the interval and is provided with three through holes for 90 °; Described first support (1) is provided with lock pin (4); The position of said lock pin (4) is corresponding with the position of said through hole, and the wheel rim of turning wheel (3) is provided with turning handle (5).
3. the weld clamp switching mechanism of folding arm-type lorry-mounted crane gonnecting rod body according to claim 1 and 2; It is characterized in that: having track on described first pin sleeve (20) is sinusoidal slotted eye; First active pin shaft has the hole on (21), and it is that sinusoidal slotted eye inserts in the hole on first active pin shaft (21) that first set lever (9) passes the last track of first pin sleeve (20).
4. the weld clamp switching mechanism of folding arm-type lorry-mounted crane gonnecting rod body according to claim 1, it is characterized in that: first column (2) in described first support (1) and second column (23) in second support (13) are channel-section steel; The structure of said first support (1) bottom is: the side of first column (2) bottom is connected with fixed mount (24) through bolt; And leave the space between the bottom of first column (2) and the fixed mount (24); Fixed mount (24) fixes on the ground through foundation bolt; The bottom of first column (2) is fixed with gripper shoe (25); Gripper shoe has screwed hole on (25), and adjustment screw (26) is installed in the described screwed hole, and the screw rod of adjustment screw (26) withstands on the fixed mount (24); The structure of said second support (13) bottom is identical with first support (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202013277U CN202174387U (en) | 2011-06-15 | 2011-06-15 | Welding clamping overturn mechanism of foldable arm type vehicle-mounted crane connecting rod body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202013277U CN202174387U (en) | 2011-06-15 | 2011-06-15 | Welding clamping overturn mechanism of foldable arm type vehicle-mounted crane connecting rod body |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202174387U true CN202174387U (en) | 2012-03-28 |
Family
ID=45864295
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202013277U Expired - Lifetime CN202174387U (en) | 2011-06-15 | 2011-06-15 | Welding clamping overturn mechanism of foldable arm type vehicle-mounted crane connecting rod body |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202174387U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102240881A (en) * | 2011-06-15 | 2011-11-16 | 长治清华机械厂 | Welding, fastening and overturning device of connecting rod body of foldable arm type lorry-mounted crane |
| CN104308443A (en) * | 2014-10-24 | 2015-01-28 | 徐州建机工程机械有限公司 | Positioner for welding of lower support of tower crane |
| CN107984156A (en) * | 2018-02-05 | 2018-05-04 | 李大德 | The semi-automatic welding positioner of ears ring connecting rod |
| CN109940334A (en) * | 2017-12-21 | 2019-06-28 | 河南森源重工有限公司 | A kind of vehicle frame repair welding tooling |
-
2011
- 2011-06-15 CN CN2011202013277U patent/CN202174387U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102240881A (en) * | 2011-06-15 | 2011-11-16 | 长治清华机械厂 | Welding, fastening and overturning device of connecting rod body of foldable arm type lorry-mounted crane |
| CN104308443A (en) * | 2014-10-24 | 2015-01-28 | 徐州建机工程机械有限公司 | Positioner for welding of lower support of tower crane |
| CN109940334A (en) * | 2017-12-21 | 2019-06-28 | 河南森源重工有限公司 | A kind of vehicle frame repair welding tooling |
| CN107984156A (en) * | 2018-02-05 | 2018-05-04 | 李大德 | The semi-automatic welding positioner of ears ring connecting rod |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20120328 Effective date of abandoning: 20150701 |
|
| RGAV | Abandon patent right to avoid regrant |