CN103203570A - Automatic handling line process trolley for assembly welding of body - Google Patents
Automatic handling line process trolley for assembly welding of body Download PDFInfo
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- CN103203570A CN103203570A CN2012100209446A CN201210020944A CN103203570A CN 103203570 A CN103203570 A CN 103203570A CN 2012100209446 A CN2012100209446 A CN 2012100209446A CN 201210020944 A CN201210020944 A CN 201210020944A CN 103203570 A CN103203570 A CN 103203570A
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Abstract
The invention discloses an automatic handling line process trolley for assembly welding of a body, and relates to a tooling device in the assembly welding line production process of the automobile manufacture industry. A reciprocating operation driving device and a reciprocating operation guiding device are arranged at one end of a frame, a lifting driving device is arranged at the other end of the frame, a lifting device I and a lifting guiding device I are arranged on the frame and are close to the lifting driving device, a lifting device II and a lifting guiding device II are arranged on the frame and are close to the reciprocating operation driving device, the lifting driving device is connected with the lifting device I, the lifting device I is connected with the lifting device II, a working platform is arranged on the upper portions of the lifting device I and the lifting device II, a positioning device comprises a positioning block and a clamping mechanism, the positioning block is arranged on the side surface of the frame, the clamping mechanism is arranged close to the side surface of the frame, and the clamping mechanism and the positioning block are positioned in a clamping manner. By the aid of the trolley, the conveying speed of assembly welding workpieces is increased in the assembly welding line production process, maintenance cost is reduced, and the workpieces are accurately positioned and not easily damaged.
Description
Technical field
The present invention relates to the tooling device in the automobile manufacture industry dress weldering continuous productive process process, the automatic transfer line technology of especially a kind of autobody welding and assembling dolly.
Background technology
Since China's reform and opening-up, national economy increases fast, and " scientific and technical innovation, autonomous innovation " become the main flow of current industrial development, and China's industry progressively develops to the direction of intensive style, energy-saving and emission-reduction, low-carbon (LC).Along with science and technology development, the raising of living standards of the people, automobile has become the human indispensable vehicles, and the increase of automobile demand amount has promoted developing rapidly of auto industry.In automobile manufacture industry, the conveying of the dress welder part in the dress weldering continuous productive process process, past is adopted artificial push-and-pull operation mostly, carried out the transition to the linked transmission structure afterwards, to adorn welder's part and be transported to the operation station, because chain type structure for conveying heaviness, transporting velocity is stiff, and the quality of fit of operation requires high.Thereby exist the workpiece positioning accuracy low in actual applications, transporting velocity is slow, the operating space is little, in case problems such as chain derails, sprocket wheel is stuck take place, must stop and change, the operation expense height, maintenance is big, dress weldering operation quality and production efficiency are all brought certain influence inevitably, and very easily cause workpiece to damage.In order to overcome in the existing dress weldering continuous productive process process, the technical staff of R﹠D institution and enterprise is in constantly research, exploration, it is fast to wish to develop transporting velocity, workpiece positioning accuracy height, the tooling device that operation expense is low, though obtained some progress technically, in practice, still existed the technical barrier that does not overcome as yet.
Summary of the invention
The objective of the invention is to overcome above deficiency, the automatic transfer line technology of a kind of autobody welding and assembling dolly is provided, this dolly can improve the transporting velocity of dress welder part in dress weldering continuous productive process process, reduce maintenance cost, its accurate positioning and be difficult for defective work piece.
The technical solution adopted for the present invention to solve the technical problems is: contain vehicle frame, wheel, also contain reciprocal operation drive unit, reciprocal running guiding device, lifting drive, lowering or hoisting gear I, lifting and guiding device I, lowering or hoisting gear II, lifting and guiding device II, positioner, workbench, vehicle frame is provided with guide rail, back and forth operation drive unit and reciprocal running guiding device are arranged on an end of vehicle frame, lifting drive is arranged on the other end of vehicle frame, lowering or hoisting gear I and lifting and guiding device I are arranged near on the vehicle frame of lifting drive, lowering or hoisting gear II and lifting and guiding device II are arranged near back and forth moving on the vehicle frame of drive unit, lifting drive is connected with lowering or hoisting gear I, lowering or hoisting gear I is connected with lowering or hoisting gear II, workbench is arranged on the top of lowering or hoisting gear I and lowering or hoisting gear II, positioner is by locating piece, clamp mechanism is formed, locating piece is arranged on the side of vehicle frame, clamp mechanism be arranged near the vehicle frame side and with the locating piece clamping and positioning.
Described reciprocal operation drive unit is made of motor, decelerator, travelling gear and tooth bar, and the top of tooth bar is provided with guided way, and tooth bar is fixed between the guide rail, and motor is connected with decelerator, and decelerator is connected with travelling gear, and the driving cog wheel and rack matches.
Described reciprocal running guiding device is made up of a pair of reciprocal operation directive wheel and base, back and forth the operation directive wheel is installed on the base, base is arranged on the vehicle frame, two reciprocal operation directive wheels are clipped on the guided way two sides on tooth bar top, back and forth move directive wheel and roll in guided way two sides, tooth bar top.
Described lifting drive by motor, decelerator, universal joint shaft connect, splined shaft, hub splines constitute, motor is connected with decelerator, decelerator connects with universal joint shaft and is connected, and universal joint shaft connects with hub splines and is connected, and hub splines matches with splined shaft.
Described lowering or hoisting gear I is met I and is constituted by four-bar mechanism I, feed screw nut I, screw mandrel I, feed screw nut I-I, universal joint shaft, feed screw nut I and feed screw nut I-I are separately positioned on two hinge places at four-bar mechanism I middle part, screw mandrel I matches with feed screw nut I and feed screw nut I-I, screw mandrel I meets I at the end near lifting drive with universal joint shaft and is connected, and universal joint shaft meets I and is connected with the splined shaft of lifting drive.
Described lifting and guiding device I is made of lifting guide plate I and fixed guide plate I, lifting guide plate I upper end is arranged on the top of four-bar mechanism I, the lower end of lifting guide plate I is provided with directive wheel, fixed guide plate I is arranged on the vehicle frame, fixed guide plate I is provided with elongated slot, and the directive wheel of lifting guide plate I moves up and down in the elongated slot of fixed guide plate I.
Described lowering or hoisting gear II is met II and is constituted by four-bar mechanism II, feed screw nut II, screw mandrel II, feed screw nut II-II, universal joint shaft, feed screw nut II and feed screw nut II-II are separately positioned on two hinge places at four-bar mechanism II middle part, screw mandrel II matches with feed screw nut II and feed screw nut II-II, screw mandrel II meets II at the end near lifting drive with universal joint shaft and is connected, and universal joint shaft meets II and is connected with screw mandrel I.
Described lifting and guiding device II is made of lifting guide plate II and fixed guide plate II, lifting guide plate II upper end is arranged on the top of four-bar mechanism II, the lower end of lifting guide plate II is provided with directive wheel, fixed guide plate II is arranged on the vehicle frame, fixed guide plate II is provided with elongated slot, and the directive wheel of lifting guide plate II moves up and down in fixed guide plate II elongated slot.
The invention has the beneficial effects as follows: owing to adopt the back and forth tooth bar transmission of operation drive unit, overcome the chain derailing that linked transmission exists, stuck, the speed of service waits phenomenon slowly.Because the accuracy of tooth bar transmission and employing positioner, thereby the conveying accurate positioning of dolly dress welder part in dress weldering continuous productive process process.Because adopt the back and forth tooth bar transmission of operation drive unit, thereby operation expense is low, maintenance is little.Owing to adopt lowering or hoisting gear and lifting and guiding device, be placed on the steady and accurate positioning of workpiece lifting on the workbench.Because dolly accurate positioning in conveying and lifting process, thereby workpiece is difficult for being damaged.
Description of drawings
Be in conjunction with the accompanying drawings and embodiments the present invention to be further described below:
Fig. 1 is the structural representation of the automatic transfer line technology of a kind of autobody welding and assembling dolly (not containing clamp mechanism);
Fig. 2 is the vertical view of the automatic transfer line technology of a kind of autobody welding and assembling dolly.
At Fig. 1, in 2,1 universal joint shaft connects, 2 lifting drives, 3 hub splines, 4 splined shafts, 5 universal joint shafts meet I, 6 feed screw nut I, 7 screw mandrel I, 8 lifting guide plate I, 9 fixed guide plate I, 10 feed screw nut I-I, 11 four-bar mechanism I, 12 guide rails, 13 workbenches, 14 locating pieces, 15 universal joint shafts meet II, 16 feed screw nut II, 17 lifting guide plate II, 18 fixed guide plate II, 19 four-bar mechanism II, 20 feed screw nut II-II, 21 screw mandrel II, 22 vehicle frames, 23 wheels, 24 back and forth move drive unit, 25 tooth bars, 26 reciprocal running guiding devices, 27 clamp mechanism.
The specific embodiment
In Fig. 1 and Fig. 2, the bottom of vehicle frame 22 is provided with wheel 23, one end of vehicle frame 22 arranges reciprocal operation drive unit 24, in order to improve the speed of service of dolly, overcomes the heaviness of chain type structure for conveying, back and forth operation drive unit 24 is made of motor, decelerator, travelling gear and tooth bar 25, the top of tooth bar 25 is provided with guided way, and tooth bar 25 is fixed between the guide rail 12, and motor is connected with decelerator, decelerator is connected with travelling gear, and driving cog wheel and rack 25 matches.
In order to guarantee dolly dress welder part is carried in dress weldering continuous productive process process accuracy and reliability, be provided with reciprocal running guiding device 26 at vehicle frame 22, back and forth running guiding device 26 is made up of a pair of reciprocal operation directive wheel and base, back and forth the operation directive wheel is installed on the base, base is arranged on the vehicle frame 22, two are back and forth moved directive wheel and are clipped on the guided way two sides on tooth bar 25 tops, when travelling gear under the effect of motor and decelerator, thereby travelling gear rotates drive vehicle frame 22 along tooth bar 25 and back and forth moves, and two are back and forth moved directive wheels and roll in the guided way two sides on tooth bar 25 tops with vehicle frame 22.
In order to make workpiece lifting in dress weldering continuous productive process process, the other end of vehicle frame 22 arranges lifting drive 2, on the vehicle frame between lifting drive 2 and the reciprocal running guiding device 26, is provided with lowering or hoisting gear I, lowering or hoisting gear II.
Lowering or hoisting gear I is met I5 and is constituted by four-bar mechanism I 11, feed screw nut I6, screw mandrel I7, feed screw nut I-I10, universal joint shaft, feed screw nut I6 and feed screw nut I-I10 are separately positioned on two hinge places at four-bar mechanism I11 middle part, screw mandrel I7 matches with feed screw nut I6 and feed screw nut I-I10, screw mandrel I7 meets I5 at the end near lifting drive 2 with universal joint shaft and is connected, in order to make lowering or hoisting gear I lifting, universal joint shaft meets I5 and is connected with the splined shaft 4 of lifting drive 2.When splined shaft 4 makes screw mandrel I7 forward or backward rotation by universal joint shaft I5 under the effect of the motor of lifting drive 2, decelerator, make feed screw nut I6 and the distance between the feed screw nut I-I10 at two hinge places that are arranged on four-bar mechanism I 11 middle parts increase or reduce, thereby reach decline or the rising of four-bar mechanism I11.
Accuracy and reliability for the lowering or hoisting gear I lifting that guarantees, between lowering or hoisting gear I and vehicle frame 22, be provided with lifting and guiding device I, lifting and guiding device I is made of lifting guide plate I8, fixed guide plate I9, lifting guide plate I8 upper end is arranged on the top of four-bar mechanism I 11, the lower end of lifting guide plate I8 is provided with directive wheel, fixed guide plate I9 is arranged on the vehicle frame 22, and fixed guide plate I9 is provided with elongated slot, and the directive wheel of lifting guide plate I8 moves up and down in the elongated slot of fixed guide plate I9.
Lowering or hoisting gear II is met II15 and is constituted by four-bar mechanism II19, feed screw nut II16, screw mandrel II21, feed screw nut II-II20, universal joint shaft, feed screw nut II 16 and feed screw nut II-II20 are separately positioned on two hinge places at four-bar mechanism II19 middle part, screw mandrel II21 matches with feed screw nut II16 and feed screw nut II-II20, screw mandrel II21 meets II15 at the end near lifting drive 2 with universal joint shaft and is connected, in order to make lowering or hoisting gear II and lowering or hoisting gear I synchronization lifting, universal joint shaft meets II15 and is connected with the screw mandrel I7 of lowering or hoisting gear I.In order to guarantee accuracy and the reliability of lowering or hoisting gear II lifting, between lowering or hoisting gear II and vehicle frame 22, be provided with lifting and guiding device II, lifting and guiding device II is made of lifting guide plate II17 and fixed guide plate II18, lifting guide plate II17 upper end is arranged on the top of four-bar mechanism II19, the lower end of lifting guide plate II17 is provided with directive wheel, fixed guide plate II18 is arranged on the vehicle frame 22, fixed guide plate II18 is provided with elongated slot, and the directive wheel of lifting guide plate II17 moves up and down in the elongated slot of fixed guide plate II18.
Workbench 13 is arranged on the top of lowering or hoisting gear I and lowering or hoisting gear II, places the workpiece of dress weldering on the workbench.
In order to make the workpiece welding accurate positioning in the dress weldering continuous productive process process, side at vehicle frame 22 is provided with positioner, positioner is made up of locating piece 14 and clamp mechanism 27, locating piece 14 is arranged on the side of vehicle frame 22, clamp mechanism 27 be arranged near vehicle frame 22 sides and with locating piece 21 clamping and positioning.
During work, dolly according to operation program, technology beat and the station layout set, is finished part automatically, is transported, body of a motor car assembling and welding process flow processs such as lifting, location, dress weldering, time part under the instruction effect that the PLC master controller sends.Dolly operation program and technology beat can require and station layout and complex process coefficient are set, revised and delete according to assembling and welding process.
Claims (8)
1. the automatic transfer line technology of autobody welding and assembling dolly, contain vehicle frame, wheel, it is characterized in that: also contain reciprocal operation drive unit, reciprocal running guiding device, lifting drive, lowering or hoisting gear I, lifting and guiding device I, lowering or hoisting gear II, lifting and guiding device II, positioner, workbench, vehicle frame is provided with guide rail, back and forth operation drive unit and reciprocal running guiding device are arranged on an end of vehicle frame, lifting drive is arranged on the other end of vehicle frame, lowering or hoisting gear I and lifting and guiding device I are arranged near on the vehicle frame of lifting drive, lowering or hoisting gear II and lifting and guiding device II are arranged near back and forth moving on the vehicle frame of drive unit, lifting drive is connected with lowering or hoisting gear I, lowering or hoisting gear I is connected with lowering or hoisting gear II, workbench is arranged on the top of lowering or hoisting gear I and lowering or hoisting gear II, positioner is by locating piece, clamp mechanism is formed, locating piece is arranged on the side of vehicle frame, clamp mechanism be arranged near the vehicle frame side and with the locating piece clamping and positioning.
2. the automatic transfer line technology of autobody welding and assembling according to claim 1 dolly, it is characterized in that: described reciprocal operation drive unit is made of motor, decelerator, travelling gear and tooth bar, the top of tooth bar is provided with guided way, tooth bar is fixed between the guide rail, motor is connected with decelerator, decelerator is connected with travelling gear, and the driving cog wheel and rack matches.
3. the automatic transfer line technology of autobody welding and assembling according to claim 1 dolly, it is characterized in that: described reciprocal running guiding device is made up of a pair of reciprocal operation directive wheel and base, back and forth the operation directive wheel is installed on the base, base is arranged on the vehicle frame, two reciprocal operation directive wheels are clipped on the guided way two sides on tooth bar top, back and forth move directive wheel and roll in guided way two sides, tooth bar top.
4. the automatic transfer line technology of autobody welding and assembling according to claim 1 dolly, it is characterized in that: described lifting drive by motor, decelerator, universal joint shaft connect, splined shaft, hub splines constitute, motor is connected with decelerator, decelerator connects with universal joint shaft and is connected, universal joint shaft connects with hub splines and is connected, and hub splines matches with splined shaft.
5. the automatic transfer line technology of autobody welding and assembling according to claim 1 dolly, it is characterized in that: described lowering or hoisting gear I is met I and is constituted by four-bar mechanism I, feed screw nut I, screw mandrel I, feed screw nut I-I, universal joint shaft, feed screw nut I and feed screw nut I-I are separately positioned on two hinge places at four-bar mechanism I middle part, screw mandrel I matches with feed screw nut I and feed screw nut I-I, screw mandrel I meets I at the end near lifting drive with universal joint shaft and is connected, and universal joint shaft meets I and is connected with the splined shaft of lifting drive.
6. the automatic transfer line technology of autobody welding and assembling according to claim 1 dolly, it is characterized in that: described lifting and guiding device I is made of lifting guide plate I and fixed guide plate I, lifting guide plate I upper end is arranged on the top of four-bar mechanism I, the lower end of lifting guide plate I is provided with directive wheel, fixed guide plate I is arranged on the vehicle frame, fixed guide plate I is provided with elongated slot, and the directive wheel of lifting guide plate I moves up and down in the elongated slot of fixed guide plate I.
7. the automatic transfer line technology of autobody welding and assembling according to claim 1 dolly, it is characterized in that: described lowering or hoisting gear II is met II and is constituted by four-bar mechanism II, feed screw nut II, screw mandrel II, feed screw nut II-II, universal joint shaft, feed screw nut II and feed screw nut II-II are separately positioned on two hinge places at four-bar mechanism II middle part, screw mandrel II matches with feed screw nut II and feed screw nut II-II, screw mandrel II meets II at the end near lifting drive with universal joint shaft and is connected, and universal joint shaft meets II and is connected with screw mandrel I.
8. the automatic transfer line technology of autobody welding and assembling according to claim 1 dolly, it is characterized in that: described lifting and guiding device II is made of lifting guide plate II and fixed guide plate II, lifting guide plate II upper end is arranged on the top of four-bar mechanism II, the lower end of lifting guide plate II is provided with directive wheel, fixed guide plate II is arranged on the vehicle frame, fixed guide plate II is provided with elongated slot, and the directive wheel of lifting guide plate II moves up and down in fixed guide plate II elongated slot.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100209446A CN103203570A (en) | 2012-01-13 | 2012-01-13 | Automatic handling line process trolley for assembly welding of body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100209446A CN103203570A (en) | 2012-01-13 | 2012-01-13 | Automatic handling line process trolley for assembly welding of body |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103203570A true CN103203570A (en) | 2013-07-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012100209446A Pending CN103203570A (en) | 2012-01-13 | 2012-01-13 | Automatic handling line process trolley for assembly welding of body |
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| Country | Link |
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| CN (1) | CN103203570A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105033494A (en) * | 2015-08-18 | 2015-11-11 | 江苏新扬子造船有限公司 | Manual welding assembly line capable of achieving speed regulating, positioning and rolling of short straight pipe and casing pipe |
| CN110315308A (en) * | 2019-07-03 | 2019-10-11 | 南宁华数轻量化电动汽车设计院有限公司 | A kind of embedded retinue tooling bridge of aluminium alloy car crossbeam |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2654272Y (en) * | 2003-11-19 | 2004-11-10 | 孙中华 | Automatic welder transporting line process car |
| CN1939650A (en) * | 2005-09-27 | 2007-04-04 | 重庆宗申技术开发研究有限公司 | Carriage assembly manufacturing method in welding production line |
| CN101890608A (en) * | 2010-07-26 | 2010-11-24 | 徐州重型机械有限公司 | Side open type carriage welding turnover work center |
| CN202398957U (en) * | 2012-01-13 | 2012-08-29 | 江苏同和涂装机械有限公司 | Automatic transport line process trolley for automobile body assembly and welding |
-
2012
- 2012-01-13 CN CN2012100209446A patent/CN103203570A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2654272Y (en) * | 2003-11-19 | 2004-11-10 | 孙中华 | Automatic welder transporting line process car |
| CN1939650A (en) * | 2005-09-27 | 2007-04-04 | 重庆宗申技术开发研究有限公司 | Carriage assembly manufacturing method in welding production line |
| CN101890608A (en) * | 2010-07-26 | 2010-11-24 | 徐州重型机械有限公司 | Side open type carriage welding turnover work center |
| CN202398957U (en) * | 2012-01-13 | 2012-08-29 | 江苏同和涂装机械有限公司 | Automatic transport line process trolley for automobile body assembly and welding |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105033494A (en) * | 2015-08-18 | 2015-11-11 | 江苏新扬子造船有限公司 | Manual welding assembly line capable of achieving speed regulating, positioning and rolling of short straight pipe and casing pipe |
| CN110315308A (en) * | 2019-07-03 | 2019-10-11 | 南宁华数轻量化电动汽车设计院有限公司 | A kind of embedded retinue tooling bridge of aluminium alloy car crossbeam |
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Application publication date: 20130717 |