CN102240881B - Welding, fastening and overturning device of connecting rod body of foldable arm type lorry-mounted crane - Google Patents
Welding, fastening and overturning device of connecting rod body of foldable arm type lorry-mounted crane Download PDFInfo
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- CN102240881B CN102240881B CN201110160571.8A CN201110160571A CN102240881B CN 102240881 B CN102240881 B CN 102240881B CN 201110160571 A CN201110160571 A CN 201110160571A CN 102240881 B CN102240881 B CN 102240881B
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- turntable
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Abstract
The invention relates to a welding, fastening and overturning device of a connecting rod body of a foldable arm type lorry-mounted crane, belonging to the technical field of clamping apparatuses of connecting rod bodies of the foldable arm type lorry-mounted cranes and aiming at solving the technical problem of providing an overturning mechanism which ensures welding and positioning accuracy and has a reasonable design, is convenient for a welding operation and has the capabilities of improving labor productivity and lowering the labor intensity of workers. According to the technical scheme provided by the invention, the welding, fastening and overturning device comprises a first bracket, a second bracket, an overturning wheel and a turntable; a suspension end of a first rotating shaft in the first bracket is arranged relative to a suspension end of a second rotating shaft in the second bracket; the overturning wheel is located at a through hole position at the upper part of a first upright post and is connected with the shaft end of the first rotating shaft through a screw bolt; a first mounting base of the turntable is fixed on a first connecting base of the first bracket through a screw bolt; and a second mounting base of the turntable is fixed on a second connecting base of the second bracket through a screw bolt. According to the invention, the welding quality and the working efficiency are improved, and the labor intensity of workers is lowered.
Description
Technical field
The weld clamp turning device of foldable arm lorry-mounted crane gonnecting rod body of the present invention, belongs to the clamp art of gonnecting rod body in foldable arm lorry-mounted crane.
Background technology
Gonnecting rod body is the mechanism connecting foldable arm lorry-mounted crane swing arm and arm, gonnecting rod body is complex-shaped, and weld seam is more, and connecting hole is all used to carry out to assemble, form and position tolerance and dimension precision requirement are very high, defect that gonnecting rod body poor quality will cause that arm deflection, arm cannot be regained etc.At present; the method that domestic foldable arm lorry-mounted crane manufacturer production gonnecting rod body generally adopts is: structural member reserves enough allowance; welding and distortion destressing after; dimensional accuracy is ensured again by machine Calais; such mode of production can meet the requirement of form and position tolerance and dimensional accuracy; but productivity ratio is lower, also causes gonnecting rod body manufacturing cost higher to taking of machining equipment, the needs of large-scale production cannot be met.
Summary of the invention
The present invention overcomes the deficiencies in the prior art, technical problem to be solved is: providing on a kind of basis ensureing welding positioning precision, by switching mechanism reasonable in design, facilitating welding operation, raise labour productivity, lower labor strength and production cost.
In order to solve the problems of the technologies described above, the technical solution adopted in the present invention is: the weld clamp turning device of foldable arm lorry-mounted crane gonnecting rod body, comprises the first support, the second support, turning wheel and turntable;
The structure of described first support is: the first column is fixed on the ground by fot screw, the top of described first column has through hole, one end of first rotating shaft is arranged in described through hole by bearing, the other end of the first rotating shaft is unsettled, unsettled one section of first rotating shaft is fixed with the first sleeve, the first sleeve is fixed with the first Connection Block;
The structure of described second support is identical with the structure of the first support;
The structure of described turntable is: the installed surface of the first mount pad and the second mount pad is positioned in same level, first positioning seat is fixed on the first mount pad, second positioning seat is fixed on the second mount pad, and the both sides of the first positioning seat and the second positioning seat are linked together by two pieces of wallboards;
The structure of described first positioning seat is: the first alignment pin is fixed on the sidewall of U-lag, and the first active pin shaft is arranged on the U-lag sidewall relative with the first alignment pin by the first pin sleeve;
The structure of described second positioning seat is identical with the structure of the first positioning seat;
In the free end of the first rotating shaft in described first support and described second support, the free end of the second rotating shaft is oppositely arranged, described turning wheel is positioned at the through hole on the first column top, and be connected by the axle head of bolt with the first rotating shaft, first mount pad of described turntable is bolted on the first Connection Block of the first support, and the second mount pad of turntable is bolted on the second Connection Block of the second support.
On described turning wheel, 90 °, interval is provided with three through holes, and the first described support is provided with lock pin, and the position of described lock pin is corresponding with the position of described through hole, and the wheel rim of turning wheel is provided with turning handle.
The first described pin sleeve having track is sinusoidal slotted eye, and the first active pin shaft has hole, and the first set lever is in the sinusoidal slotted eye hole of inserting on the first active pin shaft through track on the first pin sleeve.
The first column in the first described support and the second column in the second support are channel-section steel; The structure of described first frame bottom is: the side of the first column bottom is connected with fixed mount by bolt, and leave space between the bottom of the first column and fixed mount, fixed mount is fixed on the ground by foundation bolt, the bottom of the first column is fixed with gripper shoe, gripper shoe has screwed hole, adjustment screw is arranged in described screwed hole, and the screw top of adjustment screw is on fixed mount; The structure of described second frame bottom is identical with the first support.
The present invention compared with prior art has following beneficial effect.
1, in the present invention, two supports are connected with turntable by rotating shaft, on turntable after clamping work pieces, turntable can be made to rotate together with workpiece by turning wheel and rotating shaft, thus realize to weld three of a workpiece face without dismounting workpiece, and the welding direction of welding gun can be adjusted to the best, improve the welding quality of gonnecting rod body.
2, in the present invention, the active pin shaft on two positioning seats and pin sleeve, by set lever, hole and sine curve slotted eye, achieve the clamping of workpiece easily and unclamp, reducing labor strength, improve operating efficiency.
3, in the present invention, the bottom of two supports is provided with adjustment screw, can leveling bracket attachment mount and the turntable on it, and turntable can well be rotated.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the present invention will be further described.
Fig. 1 is structural representation of the present invention.
Fig. 2 is the left view of Fig. 1.
Fig. 3 is the enlarged drawing that in Fig. 1, A-A analyses and observe.
Fig. 4 has the plane outspread drawing that track is the pin sleeve of sinusoidal slotted eye in the present invention.
In figure: 1 is the first support, 2 is the first column, 3 is turning wheel, 4 is lock pin, 5 is turning handle, 6 is the first rotating shaft, 7 is the first mount pad, 8 is the first positioning seat, 9 is the first set lever, 10 is the second mount pad, 11 is the second Connection Block, 12 is the second rotating shaft, 13 is the second support, 14 is the first sleeve, 15 is the first Connection Block, 16 is wallboard, 17 is turntable, 18 is the first alignment pin, 19 is U-lag, 20 is the first pin sleeve, 21 is the first active pin shaft, 22 is the second positioning seat, 23 is the second column, 24 is fixed mount, 25 is gripper shoe, 26 is adjustment screw.
Detailed description of the invention
As shown in Figure 1, Figure 2, Figure 3, Figure 4, the weld clamp turning device of foldable arm lorry-mounted crane gonnecting rod body of the present invention, comprises the first support 1, second support 13, turning wheel 3 and turntable 17;
The structure of described first support 1 is: the first column 2 is fixed on the ground by fot screw, the top of described first column 2 has through hole, one end of first rotating shaft 6 is arranged in described through hole by bearing, the other end of the first rotating shaft 6 is unsettled, unsettled one section of first rotating shaft 6 is fixed with on the first sleeve 14, first sleeve 14 and is fixed with the first Connection Block 15;
The structure of described second support 13 is identical with the structure of the first support 1;
The structure of described turntable 17 is: the installed surface of the first mount pad 7 and the second mount pad 10 is positioned in same level, first positioning seat 8 is fixed on the first mount pad 7, second positioning seat 22 is fixed on the second mount pad 10, and the both sides of the first positioning seat 8 and the second positioning seat 22 are linked together by two pieces of wallboards 16;
The structure of described first positioning seat 8 is: the first alignment pin 18 is fixed on the sidewall of U-lag 19, and the first active pin shaft 21 is arranged on U-lag 19 sidewall relative with the first alignment pin 18 by the first pin sleeve 20;
The structure of described second positioning seat 22 is identical with the structure of the first positioning seat 8;
In the free end of the first rotating shaft 6 in described first support 1 and described second support 13, the free end of the second rotating shaft 12 is oppositely arranged, described turning wheel 3 is positioned at the through hole on the first column 2 top, and be connected by the axle head of bolt with the first rotating shaft 6, first mount pad 7 of described turntable 17 is bolted on the first Connection Block 15 of the first support 1, and the second mount pad 10 of turntable 17 is bolted on the second Connection Block 11 of the second support 13.
On described turning wheel 3,90 °, interval is provided with three through holes, and the first described support 1 is provided with lock pin 4, and the position of described lock pin 4 is corresponding with the position of described through hole, the wheel rim of turning wheel 3 is provided with turning handle 5.
It is sinusoidal slotted eye that the first described pin sleeve 20 has track, and the first active pin shaft 21 has hole, and the first set lever 9 is in the sinusoidal slotted eye hole of inserting on the first active pin shaft 21 through track on the first pin sleeve 20.
The first column 2 in the first described support 1 and the second column 23 in the second support 13 are channel-section steel; Structure bottom described first support 1 is: the side bottom the first column 2 is connected with fixed mount 24 by bolt, and leave space between the bottom of the first column 2 and fixed mount 24, fixed mount 24 is fixed on the ground by foundation bolt, the bottom of the first column 2 is fixed with gripper shoe 25, gripper shoe 25 has screwed hole, adjustment screw 26 is arranged in described screwed hole, and the screw top of adjustment screw 26 is on fixed mount 24; Structure bottom described second support 13 is identical with the first support 1.
In the present invention, turntable 17 is serial components, can make different turntables 17 according to the size of different gonnecting rod body, selects different turntables 17 can meet the welding of different model lorry-mounted crane gonnecting rod body, realizes the generalization of the present invention between different product.
The course of work of the present invention is: the position of adjustment turning wheel 3, makes the first Connection Block 15 of the first support 1 be in vertical position, and be fixed with lock pin 4.By the adjustment screw 26 bottom adjustment two stands, leveling two Connection Blocks.Select the turntable 17 needed, couple together with the Connection Block of bolt and two supports, first positioning seat 8 and the second positioning seat 22 of turntable 17 install alignment pin respectively, and rotate fixing, then the part of foldable arm lorry-mounted crane gonnecting rod body put successively by the wallboard 16 of turntable 17 of reclining, and then on first positioning seat 8 and the second positioning seat 22 of turntable 17, installs active pin shaft respectively, by moving two set levers, set lever is rotated in holding pin axle sleeve, thus locking workpiece.
After Workpiece clamping fixes, spot welding is carried out to workpiece, and complete part weld seam.Then rotate turning wheel 3, turntable 17 is overturn 90 °, and fixes with lock pin 4, part weld seam is welded.After completing, then rotate turning wheel 3, by turntable 17 reverse flip 180 °, fix with lock pin 4, remaining weld seam is welded.
After more than having operated, turntable 17 is overturn 90 °, make turntable 17 and workpiece get back to original position, unclamp two set levers on turntable 17, take off two alignment pin and two active pin shafts, take out workpiece, namely complete welding.
Claims (4)
1. the weld clamp turning device of foldable arm lorry-mounted crane gonnecting rod body, is characterized in that: comprise the first support (1), the second support (13), turning wheel (3) and turntable (17);
The structure of described first support (1) is: the first column (2) is fixed on the ground by fot screw, the top of described first column (2) has through hole, one end of first rotating shaft (6) is arranged in described through hole by bearing, the other end of the first rotating shaft (6) is unsettled, one end that first rotating shaft (6) is unsettled is fixed with the first sleeve (14), the first sleeve (14) is fixed with the first Connection Block (15);
The structure of described second support (13) is identical with the structure of the first support (1);
The structure of described turntable (17) is: the first mount pad (7) is positioned in same level with the installed surface of the second mount pad (10), first positioning seat (8) is fixed on the first mount pad (7), second positioning seat (22) is fixed on the second mount pad (10), and the first positioning seat (8) is linked together by two pieces of wallboards (16) with the both sides of the second positioning seat (22);
The structure of described first positioning seat (8) is: the first alignment pin (18) is fixed on the sidewall of U-lag (19), and the first active pin shaft (21) is arranged on U-lag (19) sidewall relative with the first alignment pin (18) by the first pin sleeve (20);
The structure of described second positioning seat (22) is identical with the structure of the first positioning seat (8);
In the free end of the first rotating shaft (6) in described first support (1) and described second support (13), the free end of the second rotating shaft (12) is oppositely arranged, described turning wheel (3) is positioned at the through hole on the first column (2) top, and be connected by the axle head of bolt with the first rotating shaft (6), first mount pad (7) of described turntable (17) is bolted on first Connection Block (15) of the first support (1), and second mount pad (10) of turntable (17) is bolted on second Connection Block (11) of the second support (13).
2. the weld clamp turning device of foldable arm lorry-mounted crane gonnecting rod body according to claim 1, it is characterized in that: upper 90 °, the interval of described turning wheel (3) is provided with three through holes, described the first support (1) is provided with lock pin (4), the position of described lock pin (4) is corresponding with the position of described through hole, the wheel rim of turning wheel (3) is provided with turning handle (5).
3. the weld clamp turning device of foldable arm lorry-mounted crane gonnecting rod body according to claim 1 and 2, it is characterized in that: it is sinusoidal slotted eye that described the first pin sleeve (20) has track, (21) have hole to first active pin shaft, and the first set lever (9) is in the sinusoidal slotted eye hole of inserting on the first active pin shaft (21) through the upper track of the first pin sleeve (20).
4. the weld clamp turning device of foldable arm lorry-mounted crane gonnecting rod body according to claim 1, is characterized in that: the first column (2) in described the first support (1) and the second column (23) in the second support (13) are channel-section steel; The structure of described first support (1) bottom is: the side of the first column (2) bottom is connected with fixed mount (24) by bolt, and leave space between the bottom of the first column (2) and fixed mount (24), fixed mount (24) is fixed on the ground by foundation bolt, the bottom of the first column (2) is fixed with gripper shoe (25), (25) have screwed hole to gripper shoe, adjustment screw (26) is arranged in described screwed hole, and the screw top of adjustment screw (26) is on fixed mount (24); The structure of described second support (13) bottom is identical with the first support (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110160571.8A CN102240881B (en) | 2011-06-15 | 2011-06-15 | Welding, fastening and overturning device of connecting rod body of foldable arm type lorry-mounted crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110160571.8A CN102240881B (en) | 2011-06-15 | 2011-06-15 | Welding, fastening and overturning device of connecting rod body of foldable arm type lorry-mounted crane |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102240881A CN102240881A (en) | 2011-11-16 |
| CN102240881B true CN102240881B (en) | 2015-07-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110160571.8A Expired - Fee Related CN102240881B (en) | 2011-06-15 | 2011-06-15 | Welding, fastening and overturning device of connecting rod body of foldable arm type lorry-mounted crane |
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| Country | Link |
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| CN (1) | CN102240881B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103192208B (en) * | 2012-01-06 | 2015-06-17 | 中联重科股份有限公司 | Pump truck underframe fixture for positioning and assembling shaft sleeve |
| CN104028941B (en) * | 2013-03-08 | 2016-05-25 | 上海安莱德汽车零部件有限公司 | A kind of turning welding tooling with buffer and double locking device |
| CN108555486A (en) * | 2018-04-24 | 2018-09-21 | 南京淳泰控制设备有限公司 | A kind of Turntable Assemblies of end cap welding equipment |
| CN110802362B (en) * | 2019-11-06 | 2021-08-10 | 四川航天长征装备制造有限公司 | Positioning device for girth welding and welding method |
| CN113414483A (en) * | 2021-06-15 | 2021-09-21 | 中国十七冶集团有限公司 | Foundation bolt installing and welding device and using method |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5918150B2 (en) * | 1978-12-14 | 1984-04-25 | 新明和工業株式会社 | automatic welding equipment |
| CN201493638U (en) * | 2009-08-26 | 2010-06-02 | 南京雷尔伟新技术有限公司 | Welding tooling of door side upright post pair |
| CN201693326U (en) * | 2010-02-03 | 2011-01-05 | 南车成都机车车辆有限公司 | Overturning platform for welding and detecting flaw of vehicle bogie swing bolster and spring joist |
| CN201711697U (en) * | 2010-05-13 | 2011-01-19 | 项大清 | Tunnel body positioning device in a thin wall drill welding machine |
| CN202174387U (en) * | 2011-06-15 | 2012-03-28 | 长治清华机械厂 | Welding clamping overturn mechanism of foldable arm type vehicle-mounted crane connecting rod body |
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2011
- 2011-06-15 CN CN201110160571.8A patent/CN102240881B/en not_active Expired - Fee Related
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| CN102240881A (en) | 2011-11-16 |
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Effective date of registration: 20180509 Address after: No. 3 Changxin Road, Changzhi, Shanxi Province, Shanxi Patentee after: Changzhi Research Institute for economic development Address before: No. 6 mailbox of Changzhi City, Shanxi Province, Shanxi Patentee before: Qinghua Machinery Plant, Changzhi |
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Granted publication date: 20150701 Termination date: 20210615 |
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