Multi-vehicle type frock automatic switching control equipment in automobile body welding production line
Technical Field
The utility model relates to an automobile welding technical field specifically is a multi-vehicle type frock automatic switching control equipment in automobile body welding production line.
Background
With increasingly fierce automobile market competition, the automobile product remodeling pace is accelerated, and the remodeling cycle is shortened. Therefore, the practical problem of how to economically, reasonably, rapidly and feasibly produce updated products and new vehicle types is urgently solved.
In the four major processes of automobile manufacturing, a welding production line is particularly important, and plays an important role in the introduction and production of new automobile models. The welding production line and the product structure change closely, the requirement of leading-in to the welding production line of new motorcycle type is more, and the welding production line needs more changes just can have bigger nimble adaptability to new motorcycle type diversification. The method has the advantages that the method is small in change and low in investment for importing new automobile models of a flexible welding production line, can meet the production requirements of various new automobile models and can be rapidly transferred to production, and the automobile welding production line needs flexible production capacity to meet the requirements of new automobile models for updating and upgrading.
SUMMERY OF THE UTILITY MODEL
The utility model provides a multi-vehicle type frock automatic switching control equipment in automobile body welding production line utilizes to move and carries the device and can switch the multi-vehicle type frock in the production line to the work position, satisfies multi-vehicle type production of mixing line.
The utility model provides a following technical scheme: an automatic switching device for multi-vehicle type tools in a vehicle body welding production line comprises a buffer storage position, a transfer system X-direction track, a tool storage position, a transfer system X-direction transfer trolley and a transfer trolley drag chain, wherein the buffer storage position is arranged on the left side of the transfer system X-direction track, the tool storage position is arranged on the right side of the transfer system X-direction track, the transfer system X-direction transfer trolley is arranged on the transfer system X-direction track, the transfer system X-direction transfer trolley is positioned on the transfer system X-direction track through the transfer trolley drag chain to move in the X direction, the transfer system X-direction track comprises a work position tool supporting frame, the transfer system X-direction transfer trolley is positioned on the transfer system X-direction track to move, the transfer system X-direction transfer trolley can move to the work position tool supporting frame, the tail end of the work position tool supporting frame limits the movement of the transfer system X-direction transfer trolley, the transfer system X is provided with a transfer system zero position to the front end of the transfer trolley;
the work position tool supporting frame is positioned at the top of a shifting trolley in the X direction of a shifting system, a second-stage shifting assembly is arranged at the top of the work position tool supporting frame, the bottom of the second-stage shifting assembly is connected with the work position tool supporting frame, a shifting trolley telescopic mechanism X, Y directional fine positioning cylinder bolt mechanism is fixedly arranged at the top of the second-stage shifting assembly, a shifting trolley zero position is arranged at the left side of the second-stage shifting assembly, a pneumatic-electric energy quick-inserting mechanism is arranged in the middle of the shifting trolley zero position, a shifting trolley X, Y directional guide wheel assembly is arranged at the left side of the shifting trolley zero position, a telescopic structure drag chain is arranged at the right side of the second-stage shifting assembly, a shifting trolley Z directional guide wheel assembly is arranged at the right side of the second-stage shifting assembly, and an X-direction shifting trolley supporting, a tooling X, Y fine positioning cylinder bolt mechanism is installed on the left side of the X-direction shifting trolley supporting wheel component, an X-direction shifting trolley supporting wheel lubricating mechanism is arranged on the X-direction shifting trolley supporting wheel component, an X-direction shifting trolley transmission gear automatic lubricating oil injector is installed on the right side of the shifting trolley Z-direction guiding wheel component, an X-direction shifting trolley transmission gear lubricating brush is installed at one end of the X-direction shifting trolley transmission gear automatic lubricating oil injector, and an X-direction shifting trolley transmission gear is movably installed at the bottom of the X-direction shifting trolley transmission gear lubricating brush;
the X-direction transferring trolley of the transferring system comprises a transferring system transferring structure, the transferring system transferring structure comprises a transferring system linear guide rail, a transferring system driving motor is installed on one side of the transferring system linear guide rail, a transferring system transmission gear I is installed at the output end of the transferring system driving motor, a transferring system secondary transferring component transmission rack is installed on the transferring system transmission gear I, a transferring system transmission rack lubricating system is installed on the transferring system linear guide rail, a transferring system in-place sensor and a transferring system mechanical limit are installed at the front end of the transferring system linear guide rail, the transferring system in-place sensor is located on one side of the transferring system mechanical limit, a transferring system guide wheel assembly is installed on the inner side of the front end of the transferring system linear guide rail, and a transferring system overturn-preventing guide wheel assembly is installed on the outer side of the transferring system guide wheel assembly, the outer side of the linear guide rail of the transfer system is respectively provided with a transfer system primary transfer component and a transfer system tertiary transfer component, the transfer system primary transfer component is provided with a transfer system guide wheel component mechanical zero position, the transfer system primary transfer component is provided with a transfer system primary transfer component transmission rack, the outer side of the transfer system primary transfer component is provided with a transfer system transmission automatic lubrication system, the transfer system primary transfer component is arranged near the transfer system transmission automatic lubrication system and is provided with a transfer system transmission gear II and a transfer system transmission gear III, and the transfer system transmission gear II and the transfer system transmission gear III are both connected with a transfer drag chain.
Preferably, the first-stage transferring component of the transferring system is a fixed component, the second-stage transferring component is a force transmission component of the system, and the third-stage transferring component of the transferring system is a final output end of the system.
Preferably, one end of the secondary transfer assembly is provided with a rack, a gear connected with a motor is meshed with the rack to drive the motion assembly to move, meanwhile, the other end of the secondary transfer assembly frame is provided with a gear set which coaxially rotates, and the gears are distributed up and down.
Preferably, the tooling X, Y drives the guide wheel assembly to move up and down in the guide shaft sleeve towards the piston of the fine positioning cylinder plug pin mechanism.
Preferably, a floating connecting piece is designed between the guide wheel assembly and the air cylinder, and the tangent plane of the guide wheel assembly is circular.
The utility model discloses possess following beneficial effect:
this multi-vehicle type frock automatic switching control equipment in automobile body welding production line on the basis of current product, from the mode of cost saving, has proposed new frock translation mechanism to load on moving and carrying the platform. Meanwhile, a secondary positioning structure for precisely positioning the working position is added. Therefore, the driving transmission parts and the processing requirements of other parts are reduced, and the overall implementation cost is reduced when multiple storage positions are provided;
through moving platform and storehouse position modularization integration and intelligent control device, adopt the cylinder to drive circular bolt cooperation circular port combined positioning mode, wherein contain X, Y bidirectional wheel group structure and Z to bearing structure, X is to also having designed X, Y bidirectional positioning's bolt and floating structure above the transport trolley. The wheel set structure and the round cross-section positioning bolt are in linear contact rolling friction, so that sufficient deviation rectifying force and holding force can be provided, friction loss can be reduced, and the positioning mode of the roller bolt matched with the long waist hole is supplemented, upgraded and modified; the telescopic transfer mechanism based on the travel multiplication principle integrates the transfer function of tooling in the Y-direction warehouse location onto the X-direction transfer trolley, so that the aim of saving the warehouse location Y-direction transfer mechanism is fulfilled, and the investment cost of a production line is greatly reduced; the X-direction transfer trolley is additionally provided with the three-direction fine positioning mechanism, so that the condition that the position of the tool is inaccurate in the X-direction transfer process is avoided, and the production safety is greatly guaranteed.
Drawings
FIG. 1 is a schematic structural view of a multi-vehicle tool transfer system of the present invention;
FIG. 2 is a schematic view of the X-direction transfer trolley of the multi-vehicle type tooling transfer system of the present invention;
fig. 3 is the utility model discloses multi-vehicle type frock moves system and moves and carry the structure sketch map.
In the figure: 1. a cache bank bit; 2. a transfer system X-direction track; 3. a tooling warehouse location; 4. the transfer system is provided with a transfer trolley in the X direction; 5. dragging chains of the transfer trolley; 6. zero position of the transfer system; 7. a work station tool support frame; 8. a Z-direction guide wheel component of the transfer trolley; 9. the shifting trolley telescopic mechanism X, Y is a cylinder bolt mechanism for fine positioning; 10. zero position of the transfer trolley; 11. a transfer trolley X, Y to the guide wheel assembly; 12. a gas-electric energy quick plug mechanism; 13. a secondary transfer component; 14. a drag chain with a telescopic structure; 15. the tool X, Y is used for accurately positioning the cylinder bolt mechanism; 16. supporting wheel components of the X-direction transfer trolley; 17. a bearing wheel lubricating mechanism of the X-direction transfer trolley; 18. a transmission gear of the X-direction transfer trolley; 19. a transmission gear lubricating brush of the X-direction transfer trolley; 20. the transmission gear of the X-direction transfer trolley automatically lubricates the oil injector; 21. a linear guide rail of the transfer system; 22. a transfer system drive motor; 23. a first transmission gear of the transferring system; 24. a first-level shifting component of the shifting system; 25. the second-level shifting assembly transmission rack of the shifting system; 26. the transferring system drives the rack lubricating system; 27. a transfer system in-place sensor; 28. mechanically limiting a transfer system; 29. a guide wheel component of the transfer system; 30. the transfer system prevents the guide wheel assembly from overturning; 31. mechanical zero position of a guide wheel assembly of the transfer system; 32. the primary shifting assembly transmission rack of the shifting system; 33. the transfer system drives the automatic lubricating system; 34. a second transfer system transmission gear; 35. a third transmission gear of the transfer system; 36. transferring a drag chain; 37. the transfer system is provided with three stages of transfer components.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, an automatic switching device for multi-vehicle type tooling in a vehicle body welding production line comprises a buffer storage position 1, a transfer system X-direction track 2, a tooling storage position 3, a transfer system X-direction transfer trolley 4 and a transfer trolley drag chain 5, wherein the buffer storage position 1 is arranged on the left side of the transfer system X-direction track 2, the tooling storage position 3 is arranged on the right side of the transfer system X-direction track 2, the transfer system X-direction transfer trolley 4 is arranged on the transfer system X-direction track 2, the transfer system X-direction transfer trolley 4 is positioned on the transfer system X-direction track 2 through the transfer trolley drag chain 5 to perform X-direction movement, the transfer system X-direction track 2 comprises a work position tooling support frame 7, the transfer system X-direction transfer trolley 4 is positioned on the transfer system X-direction track 2 to move, and the transfer system X-direction transfer trolley 4 can move to the work position tooling support frame 7, the tail end of the work position tool supporting frame 7 has limited movement to the transfer system X to the transfer trolley 4, and the transfer system X is provided with a transfer system zero position 6 to the front end of the transfer trolley 4; the lowest part is a track for switching and transferring the tooling to X direction conveying, then the track for switching and transferring the tooling to X direction conveying trolley, the track for switching and transferring the tooling to Y direction transferring telescopic mechanism and the tooling are arranged, the tooling switching and transferring X direction conveying trolley and the tooling switching and transferring system are respectively provided with a group of cylinder guiding and positioning systems on the landing frame, and the landing frame in the tooling switching and transferring system is provided with a tooling supporting device, so that the repeated positioning precision and the equipment reliability are ensured when the tooling is in place.
The work position tool supporting frame 7 is positioned on the top of a transfer system X-direction transfer trolley 4, a second-stage transfer component 13 is arranged on the top of the work position tool supporting frame 7, a Y-direction telescopic transfer trolley is ingeniously integrated on a trolley conveyed in the X direction, the design aims to reduce a driving motor in a cache storage position in the system, the cost of equipment is greatly saved, the layout is more scientific, the bottom of the second-stage transfer component 13 is connected with the work position tool supporting frame 7, a transfer trolley telescopic mechanism X, Y is fixedly arranged on the top of the second-stage transfer component 13 and faces a fine positioning cylinder bolt mechanism 9, a transfer trolley zero-position 10 is arranged on the left side of the second-stage transfer component 13, a pneumatic-electric energy fast-inserting mechanism 12 is arranged in the middle of the transfer trolley zero-position 10, a transfer trolley X, Y guide wheel component 11 is arranged on the left side of the transfer trolley zero-position 10, a telescopic structure drag chain 14 is arranged on the right side of the second-stage transfer component 13, a transfer trolley Z-direction guide wheel component 8 is arranged on the right side of the secondary transfer component 13, an X-direction transfer trolley supporting wheel component 16 is arranged at the front end of the right side of the transfer trolley Z-direction guide wheel component 8, a tooling X, Y-direction fine positioning cylinder bolt mechanism 15 is arranged on the left side of the X-direction transfer trolley supporting wheel component 16, a tooling X, Y drives the guide wheel component to move up and down in a guide shaft sleeve towards a piston of the fine positioning cylinder bolt mechanism 15, a floating connecting piece is arranged between the guide wheel component and the cylinder, the section of the guide wheel component is circular, an X-direction transfer trolley supporting wheel lubricating mechanism 17 is arranged on the X-direction transfer trolley supporting wheel component 16, an X-direction transfer trolley transmission gear wheel automatic lubricating oil injector 20 is arranged on the right side of the transfer trolley Z-direction wheel component 8, and an X-direction transfer trolley transmission gear wheel lubricating brush 19 is arranged at one end of the X-direction transfer trolley transmission wheel automatic lubricating oil injector 20, an X-direction transfer trolley transmission gear 18 is movably arranged at the bottom of the X-direction transfer trolley transmission gear lubricating brush 19;
one end of the secondary transfer component 13 is provided with a rack, a gear connected with a motor is meshed with the rack to drive the motion component to move, meanwhile, the other end of the frame of the secondary transfer component 13 is provided with a gear set which coaxially rotates, and the gears are distributed up and down;
the transfer system X-direction transfer trolley 4 comprises a transfer system transplanting structure, the transfer system transplanting structure comprises a transfer system linear guide rail 21, one side of the transfer system linear guide rail 21 is provided with a transfer system driving motor 22, the output end of the transfer system driving motor 22 is provided with a transfer system transmission gear I23, the transfer system transmission gear I23 is provided with a transfer system secondary transfer component transmission rack 25, the transfer system linear guide rail 21 is provided with a transfer system transmission rack lubricating system 26, the front end of the transfer system linear guide rail 21 is provided with a transfer system in-place sensor 27 and a transfer system mechanical limit 28, the transfer system in-place sensor 27 is positioned at one side of the transfer system mechanical limit 28, the inner side of the front end of the transfer system linear guide rail 21 is provided with a transfer system guide wheel assembly 29, and the outer side of the transfer system guide wheel assembly 29 is provided with a transfer system overturn prevention guide wheel assembly 30, the outer side of the linear guide rail 21 of the transfer system is respectively provided with a first-stage transfer assembly 24 of the transfer system and a third-stage transfer assembly 37 of the transfer system, the first-stage transfer assembly 24 of the transfer system is provided with a mechanical zero position 31 of a guide wheel assembly of the transfer system, the first-stage transfer assembly 24 of the transfer system is provided with a transmission rack 32 of the first-stage transfer assembly of the transfer system, the outer side of the first-stage transfer assembly 24 of the transfer system is provided with an automatic lubrication system 33 of the transfer system, the first-stage transfer assembly 24 of the transfer system is provided with a second transfer system transmission gear 34 and a third transfer system transmission gear 35 near the automatic lubrication system 33 of the transfer system, and both the second transfer system transmission gear 34 and the third transfer system transmission gear 35 of the transfer system are connected with a transfer drag chain 36.
The first-level shifting component 24 of the shifting system is a fixed component, the second-level shifting component 13 is a force transmission component of the system, and the third-level shifting component 37 of the shifting system is a final output end of the system; the stroke is amplified by a driving structure with short stroke and a telescopic structure by applying the principle of amplifying a movable pulley and a lever force arm. In order to solve the problems of precision and tail end disturbance degree of a telescopic transfer fork in horizontal arrangement of the movable pulley, a linear guide rail is added in each stage of telescopic structure, and the problems of repeated positioning precision and tail end disturbance degree of equipment are solved.
The working principle is as follows: the tooling is placed on the equipment cache position, when the X-direction conveying trolley takes the finished tooling to be aligned with the Y direction of the equipment cache position, the tooling is prepared to be switched, the upper end of the Y-direction telescopic transfer trolley runs to the lower part of the cache position tooling, after the position sensor confirms, the cylinder piston on the telescopic transfer fork enters the guide shaft sleeve on the tooling, the cylinder piston of the restraint fixture on the X-direction conveying trolley is separated from the guide wheel at the lower end of the tooling, a group of guide shafts on the telescopic transfer fork respectively extend into two tooling, after the telescopic transfer trolley starts to work, the tooling needing to be switched is conveyed to the trolley which can be conveyed along the X direction, the switched tooling is conveyed to the cache position at the other side of the equipment, the cylinder piston of the restraint tooling on the X-direction conveying trolley is opened, the tooling needing to be switched is restrained, the safety of equipment is guaranteed, the cylinder piston on the telescopic transfer trolley retracts, the telescopic transfer fork retracts, and the X-direction transfer trolley starts to work to convey the tool to a working position.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.