CN210937648U - Assembling device for locomotive roof of motor train unit - Google Patents
Assembling device for locomotive roof of motor train unit Download PDFInfo
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- CN210937648U CN210937648U CN201922050655.0U CN201922050655U CN210937648U CN 210937648 U CN210937648 U CN 210937648U CN 201922050655 U CN201922050655 U CN 201922050655U CN 210937648 U CN210937648 U CN 210937648U
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Abstract
The assembling device comprises a supporting seat provided with a clamp mounting hole, and a first nylon supporting plate and a second nylon supporting plate which are both arranged on the supporting seat; the upper end surfaces of the first nylon support plate and the second nylon support plate are matched and supported by the original roof material plate; the second nylon support plate is provided with a groove on the upper end surface thereof along the length direction, the part to be welded of the roof raw material plates to be welded is positioned right above the groove, the length of the groove penetrating through the second nylon support plate and/or the groove is larger than the length of the roof raw material plates right above the groove, and the lower shaft shoulder of the friction stir welding head can move along the groove in the groove. The utility model is suitable for a friction stir welding realizes that one shot forming, the deflection of two curved plates between the former material board of roof are less than the fusion welding far away and weld, and the machining precision is high, and off-the-shelf aesthetic measure also improves by a wide margin.
Description
Technical Field
The utility model relates to a EMUs manufacture equipment technical field, concretely relates to equipment on EMUs locomotive roof.
Background
The motor train unit is a type of train, which is a train consisting of at least two locomotives or powered cars and a plurality of unpowered cars, and is one of the popular vehicles nowadays. The locomotive of the motor train unit is a driver cab, and the machining of the roof of the locomotive is carried out based on the existing tool, so that the roof can be manufactured and machined only by adopting fusion welding, the welding deformation is large, the machining precision is low, and the appearance is not attractive. The welding technology of friction stir welding is because the advantage that its welding is showing is applied to each welding field gradually, but to the manufacturing of EMUs locomotive roof, does not have the frock that is applicable to friction stir welding, can't use friction stir welding to weld for the processing type deformation degree, precision and the aesthetic property of roof all can not improve, consequently need one kind and be applicable to the assembly device of friction stir welding welded EMUs locomotive roof urgently.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem that needs one kind to be applicable to friction stir welding welded EMUs locomotive roof assembly device, the utility model provides an assembly device of EMUs locomotive roof.
The utility model discloses a solve the technical scheme that technical problem adopted as follows:
the assembling device for the locomotive top of the motor train unit comprises a supporting seat, a first nylon supporting plate and a second nylon supporting plate, wherein the supporting seat is provided with a mounting hole for mounting a clamp, and the clamp can position a to-be-welded locomotive top raw material plate; the first nylon support plate is arranged on the support seat, the first nylon support plate supports the roof raw material plate, and the upper end surface of the first nylon support plate is matched with the roof raw material plate supported by the first nylon support plate; the second nylon supporting plate is installed on the supporting seat, a groove is formed in the upper end face of the second nylon supporting plate, the groove is formed in the length direction of the second nylon supporting plate, the second nylon supporting plate supports the original roof material plate to be welded through the upper end face of the second nylon supporting plate, the upper end face of the second nylon supporting plate is matched with the original roof material plate supported by the second nylon supporting plate, the position, to be welded, of the original roof material plate to be welded through welding is located right above the groove, the length of the groove penetrating through the second nylon supporting plate and/or the groove is larger than the length of the original roof material plate right above the groove, and the lower shaft shoulder of the friction stir welding head can move along the groove.
Further, the length of the second nylon support plate is greater than or equal to the length of the position to be welded.
Furthermore, the length directions of the first nylon support plate and the second nylon support plate are consistent with the length direction of the support seat.
Furthermore, the lower surface of the supporting seat is provided with a plurality of reference blocks, and the lower surfaces of all the reference blocks are coplanar.
Furthermore, the upper end face of the supporting seat is provided with a positioning nylon block, and the positioning nylon block is arranged corresponding to the positioning center reference of the roof original material plate.
Further, the supporting seat comprises an underframe, a strip-shaped base plate, a supporting plate assembly, a fixing assembly and a connecting plate; the bottom frame is used for being placed on the welding operation platform, the bar-shaped base plate is installed on the bottom frame, the supporting plate assembly is installed on the bar-shaped base plate, the fixing assembly is installed on the supporting plate assembly, the positioning holes for installing the clamp are formed in the bar-shaped base plate and the fixing assembly, the connecting plate is installed on the supporting plate assembly, and the first nylon supporting plate and the second nylon supporting plate are installed on the connecting plate.
Furthermore, the underframe comprises a first pipe frame and a second pipe frame connected with the first pipe frame, and the strip-shaped base plate is arranged on the second pipe frame or on the first pipe frame and the second pipe frame.
Furthermore, the supporting plate assembly comprises a plurality of supporting vertical plates, the supporting vertical plates are sequentially arranged along the length direction of the underframe, the supporting vertical plates are connected with the strip-shaped base plate through reinforcing ribs, and the connecting plate is arranged on the supporting vertical plates; the fixing assembly comprises a fixing plate and a fixing block, the fixing plate and the fixing block are both connected with the supporting vertical plate, and the fixing plate and the fixing block are used for installing the clamp.
Furthermore, the fixed block is located between first nylon backup pad and the second nylon backup pad, the fixed plate is located first nylon backup pad and the second nylon backup pad outside.
Furthermore, the number of the first nylon support plates is 2, the number of the second nylon support plates is 4, and the 4 second nylon support plates are all positioned between the 2 first nylon support plates; the number of the fixing plates is 2, and the 2 first nylon supporting plates are located among the 2 fixing plates; the number of the supporting vertical plates is 8 or 9, and the length directions of the supporting vertical plates are consistent with the width direction of the underframe; the fixed block is arranged between the first nylon support plate and the second nylon support plate on each supporting vertical plate; the groove penetrates through the second nylon support plate, and the length of the groove is larger than that of the original roof material plate right above the groove.
The utility model has the advantages that:
the utility model discloses an assembly device of EMUs locomotive roof provides the new assembly device of EMUs locomotive roof, and this assembly device is applicable to friction stir welding. The original roof material plate to be welded is supported through the first nylon supporting plate and the second nylon supporting plate, and the original roof material plate is fixed through the mounting clamp arranged on the mounting hole of the supporting seat, so that the original roof material plate is accurately fixed. The groove for the lower shaft shoulder of the friction stir welding head to pass through during welding is formed in the second nylon supporting plate, so that one-step welding forming of the two curved plates between the original material plates of the car roof is realized. The deformation of the motor train unit locomotive roof manufactured by the assembling device and the friction stir welding is far less than that of fusion welding, the processing precision is high, and the aesthetic degree of a finished product is greatly improved.
Drawings
Fig. 1 is a three-dimensional structure diagram of the assembling device for the locomotive roof of the motor train unit of the present invention.
Fig. 2 is a front view of the assembling device for the locomotive top of the motor train unit of the present invention.
Fig. 3 is a left side view of the assembling device of the motor train unit locomotive top of the utility model.
Fig. 4 is a right side view of the assembling device of the motor train unit locomotive top of the utility model.
Fig. 5 is a plan view of the assembling device for the locomotive top of the motor train unit of the present invention.
Fig. 6 is a bottom view of the assembling device for the locomotive top of the motor train unit of the present invention.
Fig. 7 is a rear view of the assembling device for the locomotive top of the motor train unit of the present invention.
In the figure: 1. the first nylon supporting plate, 2, the second nylon supporting plate, 2.1, a groove, 3.1, a pipe frame I, 3.11, a reinforcing plate, 3.2, a pipe frame II, 4, a reference block, 5.1, a strip-shaped substrate I, 5.2, a strip-shaped substrate II, 5.3, a strip-shaped substrate III, 6.1, a supporting vertical plate I, 6.2, a supporting vertical plate II, 6.3, a supporting vertical plate III, 6.4, a supporting vertical plate IV, 6.5, a supporting vertical plate V, 6.6, a supporting vertical plate VI, 6.7, a supporting vertical plate VII, 6.8, a supporting vertical plate VIII, 6.9, a supporting vertical plate nine, 7.1, a fixing plate, 7.2, a fixing block, 8.1, a reinforcing rib I, 8.2, a reinforcing rib II, 9, a connecting plate, 10 and a positioning nylon block.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention more clearly understood, the present invention will be described in further detail with reference to the accompanying drawings and detailed description.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited by the specific embodiments disclosed below.
The left and right of the following are defined by the upper side of the bottom view fig. 6 as the upper side of the following, the lower side of the bottom view as the lower side, and the left and right of the bottom view, the longitudinal direction of the bottom view is the longitudinal direction of the rectangular bottom frame as the lower side, the direction perpendicular to the paper surface of the bottom view is the width direction of the rectangular bottom frame as the lower side, and the height direction of the bottom view is the height direction of the lower side.
The assembling device for the locomotive top of the motor train unit comprises a supporting seat, a first nylon supporting plate 1 and a second nylon supporting plate 2. The supporting seat is provided with a mounting hole used for mounting a clamp in the prior art, the clamp is used for fixing a roof raw material plate to be welded, and for example, the clamp adopts a screw rod and a pressing plate. The roof raw material plate is an aluminum alloy curved plate. First nylon backup pad 1 and second nylon backup pad 2 all install on the supporting seat, specifically first nylon backup pad 1 and second nylon backup pad 2 all pass through bolt fixed connection supporting seat, first nylon backup pad 1 and second nylon backup pad 2 all are used for supporting roof raw material board, roof raw material board is the curved plate of treating the welding, roof raw material board realizes the installation on assembly device through the centre gripping location of anchor clamps and the support of first nylon backup pad 1, or realize the installation on assembly device through the centre gripping location of anchor clamps and the support of second nylon backup pad 2, or realize the installation on assembly device through the centre gripping location of anchor clamps, the support of first nylon backup pad 1 and the support of second nylon backup pad 2 again. For example, 2 first nylon backup pads 1 and 4 second nylon backup pads 2 are adopted, the welding through 5 roof original material plates obtains EMUs locomotive roof, 4 second nylon backup pads 2 are located between the first nylon backup pads 1, first nylon backup pads 1 and second nylon backup pads 2 all set up along supporting seat length direction, the length direction of nylon backup pads and supporting seat is unanimous, second nylon backup pads 2 are located the middle part, two first nylon backup pads 1 divide and establish in four second nylon backup pads 2 outsides. The first nylon supporting plates 1 support the original roof material plates, the upper end faces of the first nylon supporting plates 1 are matched with the original roof material plates supported by the first nylon supporting plates, and the two first nylon supporting plates 1 are respectively used for supporting the original roof material plates located on two sides of a roof. Be equipped with recess 2.1 on the second nylon backup pad 2 up end, recess 2.1 sets up along second nylon backup pad 2 length direction, and second nylon backup pad 2 up end is the curved surface, and EMUs locomotive roof is matchd to the up end of second nylon backup pad 2, is exactly the roof raw material board that its supported of matching of the up end of second nylon backup pad 2, and the up end of second nylon backup pad 2 can laminate roof raw material board, and second nylon backup pad 2 can be the arc. Two roof raw material plates to be connected through welding are positioned on the second nylon supporting plate 2, the groove 2.1 corresponds to the part, to be welded, of the two roof raw material plates on the groove 2.1, one roof raw material plate is positioned right above the groove 2.1 and also positioned on the upper end face of the second nylon supporting plate 2 on one side of the groove 2.1, and the other roof raw material plate is positioned right above the groove 2.1 and also positioned on the upper end face of the second nylon supporting plate 2 on the other side of the groove 2.1. The parts to be welded (edges to be connected by welding) of the two roof blank panels to be connected by welding are located directly above the recess 2.1. The lower shaft shoulder of the corresponding friction stir welding head of the groove 2.1 is arranged, the lower shaft shoulder can move along the groove 2.1 in the groove 2.1, the shape of the groove 2.1 can be matched with the lower shaft shoulder of the friction stir welding head, and the size of the groove 2.1 is larger than that of the friction stir welding head. The length of the second nylon support plate 2 is greater than or equal to the length of the part to be welded. In order to ensure that the lower shaft shoulder can pass in and out of the groove 2.1 in the friction stir welding process, the groove 2.1 needs to penetrate through the second nylon support plate 2, or the length of the groove 2.1 is greater than that of the original roof material plate right above the groove 2.1, or the length of the groove 2.1 is greater than or equal to that of the original roof material plate right above the groove 2.1, and the groove 2.1 penetrates through the second nylon support plate 2.
The supporting seat is used for being placed on the welding operation platform, a clamp is installed on the installation hole of the supporting seat, the roof raw material plate is fixed on the supporting seat and the nylon supporting plate through the clamp, and the edges to be welded of the two roof raw material plates to be welded are located on the groove 2.1. The lower shaft shoulder of the friction stir welding head is positioned in the groove 2.1, the upper shaft shoulder is positioned above the roof raw material plate to be welded, and the lower shaft shoulder moves forward along the groove 2.1 during welding to realize one-time welding of the curved plate.
The utility model discloses an assembly device of EMUs locomotive roof provides the new assembly device of EMUs locomotive roof, and this assembly device is applicable to friction stir welding. The original roof material plate to be welded is supported through the first nylon supporting plate 1 and the second nylon supporting plate 2, and the original roof material plate is fixed through the installation clamp on the installation hole of the supporting seat, so that the original roof material plate is accurately fixed. The groove 2.1 for the lower shaft shoulder of the friction stir welding head to pass through during welding is arranged on the second nylon support plate 2, so that one-step welding forming of the two curved plates between the original roof plates is realized. The deformation of the motor train unit locomotive roof manufactured by the assembling device and the friction stir welding is far less than that of fusion welding, the processing precision is high, and the aesthetic degree of a finished product is greatly improved.
The specific structure of the assembling device for the locomotive top of the motor train unit is shown in figures 1-7, and the supporting seat comprises an underframe, a strip-shaped base plate, a supporting plate assembly, a fixing assembly, a connecting plate 9, a reference block 4 and a positioning nylon block 10.
The reference blocks 4 are arranged on the lower surface of the underframe, the number of the reference blocks 4 is multiple, and the lower surfaces of all the reference blocks 4 are located on the same plane. The bar base plate is installed on the chassis, and the backup pad subassembly is installed on the bar base plate, and fixed subassembly is installed on the backup pad subassembly, all is equipped with the locating hole that is used for sectional fixture on bar base plate and the fixed subassembly. Connecting plate 9 is installed on supporting component, and first nylon backup pad 1 and second nylon backup pad 2 are all installed on the supporting seat through connecting plate 9. Reference block 4 sets up the lower side surface at the chassis, and the effect is the z to the benchmark of ensureing that the chassis corresponds friction stir welding, and all reference blocks 4's lower surface is located the coplanar, realizes the utility model discloses assembly device places the steady on welding operation platform, guarantees the precision of welding preparation roof. The positioning nylon block 10 is arranged on the upper end face of the supporting component and is arranged corresponding to the positioning center datum of the original roof material plate, the upper end face of the positioning nylon block 10 is matched with the datum face of the positioning center datum of the original roof material plate and contacts and is attached to the positioning center datum of the original roof material plate, positioning of the original roof material plate with the positioning center datum is achieved, the positioning nylon block is used for determining the y datum through friction stir welding, and welding and manufacturing precision of the friction stir welding is improved.
The chassis does the utility model discloses the rectangle is chooseed for use to the chassis in the assembly device, in this embodiment, is formed by square steel pipe welding, including pipe support one 3.1 and the two 3.2 of pipe support of connecting pipe support one 3.1, pipe support one 3.1 and two 3.2 of pipe support all adopt square pipe support. Pipe support one 3.1 is 2, pipe support two 3.2 are 9 (adopt 8 or 9 usually, but do not restrict specific number), pipe support one 3.1 transversely sets up (chassis length direction) along figure 2, pipe support two 3.2 vertically set up along figure 2 vertical setting (chassis width direction), evenly set up between 9 pipe support two 3.2, the interval equals, pipe support one 3.1 of pipe support two 3.2's one end welding, another pipe support one 3.1 of other end welding, constitute the rectangle, pipe support one 3.1 sets up along rectangle chassis length direction, pipe support two 3.2 sets up along rectangle chassis width direction. Wherein, pipe support 3.1 includes two first 3.1 and a reinforcing plate 3.11 of daughter pipe support, and two first 3.1 of daughter pipe support realize connecting the welding through reinforcing plate 3.11 and constitute pipe support 3.1, because the length of EMUs locomotive roof is longer, so require longer to the length of supporting seat, the length of chassis is 6.9m usually, consequently needs two first 3.1 splices of daughter pipe support to obtain pipe support 3.1. The downside of chassis is equipped with reference block 4 on the surface, specifically is reference block 4 welding on two 3.2's of pipe support lower surface, and the effect is the z that ensures the chassis and corresponds friction stir welding to the benchmark, and all reference block 4's lower surface is located the coplanar, realizes the utility model discloses assembly device places the steady on welding operation platform, guarantees the precision of welding preparation roof.
The number of the strip-shaped substrates is more than or equal to 2, the strip-shaped substrates are welded on the upper surface of the bottom frame at intervals, and the strip-shaped substrates comprise strip-shaped substrates with positioning holes and strip-shaped substrates without positioning holes. The strip-shaped substrates are three, namely a first strip-shaped substrate 5.1, a second strip-shaped substrate 5.2 and a third strip-shaped substrate 5.3 in the embodiment, the first strip-shaped substrate, the second strip-shaped substrate and the third strip-shaped substrate are correspondingly arranged at one end, the middle and the other end (the upper, middle and lower parts of the front view) of the upper surface of the bottom frame one by one, the three strip-shaped substrates are sequentially arranged along the width direction of the bottom frame, the first strip-shaped substrate 5.1 and the third strip-shaped substrate 5.3 are provided with positioning holes, the positioning. Each strip-shaped substrate is arranged along the length direction of the bottom frame, namely along the length direction of the supporting seat, and the length of each strip-shaped substrate is preferably equal to or slightly less than that of the bottom frame. Because the length of the car roof is longer, each strip-shaped substrate can be formed by splicing a plurality of daughter boards, the daughter boards forming the same strip-shaped substrate can be respectively welded on the upper surface of the underframe, and a strip-shaped substrate is formed after welding. The strip-shaped substrate is used for supporting the supporting plate assembly, the strip-shaped substrate and the chassis are jointly used as a base of the supporting plate assembly, the positioning hole of the strip-shaped substrate is used for installing a clamp, and the clamp clamps and fixes a car roof raw material plate to be welded.
The support plate assembly is installed on the bar-shaped substrate and comprises a plurality of supporting vertical plates, the supporting vertical plates are sequentially arranged at intervals along the length direction of the base frame, and the supporting vertical plates are preferably arranged at equal intervals. The length direction of the supporting vertical plate is consistent with the width direction of the bottom frame. The supporting plate assembly is used for installing the fixing assembly, the first nylon supporting plate 1 and the second nylon supporting plate 2. In the embodiment, each supporting vertical plate is arranged along the width direction of the underframe, the supporting vertical plates are perpendicular to the strip-shaped base plate, the upper end surfaces of the supporting plate assemblies are arranged corresponding to the shape of the train roof, and the surfaces of the upper end surfaces of all the supporting vertical plates are matched with the train head roof of the motor train unit; the height of the middle part of each supporting vertical plate is highest, the supporting vertical plates are gradually reduced towards the two ends, and the supporting vertical plates are parallel to each other. In this embodiment, the number of the supporting vertical plates is 9, the supporting plate assembly includes a first supporting vertical plate 6.1, a second supporting vertical plate 6.2, a third supporting vertical plate 6.3, a fourth supporting vertical plate 6.4, a fifth supporting vertical plate 6.5, a sixth supporting vertical plate 6.6, a seventh supporting vertical plate 6.7, an eighth supporting vertical plate 6.8 and a ninth supporting vertical plate 6.9, which are sequentially disposed on the bar-shaped substrate, each of the supporting vertical plates is simultaneously welded to three bar-shaped substrates, and the supporting vertical plates are connected to the bar-shaped substrates through reinforcing ribs, and are reinforced through the reinforcing ribs, specifically, the first supporting vertical plate and the second bar-shaped substrate 5.2 are welded to each other through a first reinforcing rib 8.1, the first supporting vertical plate and the first bar-shaped substrate 5.1 are welded to each other through a second reinforcing rib 8.2, and the third supporting vertical plate and the strip-shaped substrate 5.3 are welded to each other through a second reinforcing rib 8.2.
Fixed subassembly, fixed subassembly includes fixed plate 7.1 and fixed block 7.2, fixed plate 7.1 connection supporting board subassembly, fixed plate 7.1 spanes and supports 6.1 ~ seven 6.7 of riser, and the connection supports 6.1 ~ seven 6.7 of riser simultaneously, fixed plate 7.1 is totally two, divide and establish the both ends at support riser length direction, fixed plate 7.1 is located the 2 outsides of first nylon backup pad 1 and second nylon backup pad, the edge of supporting seat more is close to fixed plate 7.1, first nylon backup pad 1 is located between fixed plate 7.1. The fixing plate 7.1 can be arranged obliquely with respect to the welding operation platform. The number of the fixing blocks 7.2 is 18, and two fixing blocks 7.2 are arranged on each supporting vertical plate. The fixed block 7.2 is located between the first nylon support plate 1 and the second nylon support plate 2. The fixing plate 7.1 and the fixing block 7.2 are connected with the supporting plate component through welding or bolts, and positioning holes are formed in the supporting plate component. The fixing plate 7.1 and the fixing block 7.2 are used for fixing the roof raw material plate through mounting fixtures which are mounted on the positioning holes.
Connecting plate 9 is installed on supporting component, and first nylon backup pad 1 and second nylon backup pad 2 are all installed on the supporting seat through connecting plate 9. As shown in fig. 1, the connecting plates 9 are 6, the second nylon supporting plates 2 are arranged on the 4 longer connecting plates 9, and the first nylon supporting plates 1 are arranged on the 2 shorter connecting plates 9. First nylon backup pad 1 comprises a plurality of first sub nylon backup pads, and second nylon backup pad 2 comprises a plurality of second sub nylon backup pads, and connecting plate 9 includes a plurality of sub connecting blocks, can not directly connect between the sub connecting block on every connecting plate 9, and the welding of sub connecting block is on supporting the riser, and the sub connecting block is located between two adjacent supporting risers, then welds the supporting riser in its both sides, and the sub connecting block that is located the edge only welds on a supporting riser. The sub-connecting block is connected with a first sub-nylon supporting plate or a second sub-nylon supporting plate through a bolt. In this embodiment, the sub-connecting blocks of the 4 longer connecting plates 9 are provided with second sub-nylon supporting plates, the sub-connecting blocks of the 2 shorter connecting plates 9 are provided with first sub-nylon supporting plates, and each first sub-nylon supporting plate or each second sub-nylon supporting plate is arranged on 1 or 2 sub-connecting blocks, such as the sub-connecting blocks located at the edges in fig. 5 and 6 and the sub-connecting blocks adjacent to the sub-connecting blocks are connected with one first sub-nylon supporting plate or one second sub-nylon supporting plate.
The assembling device for the locomotive top of the motor train unit is convenient for the installation and the disassembly of the clamp through the arrangement of the underframe, the strip-shaped base plate, the supporting plate assembly, the fixing assembly and the connecting plate 9. The precision effect of manufacturing and welding is ensured by the arrangement of the reference block 4 and the positioning nylon block 10.
The first nylon support plate 1 comprises a first nylon support plate and a second nylon support plate; the second nylon support plate 2 comprises a first nylon support plate, a second nylon support plate, a third nylon support plate and a fourth nylon support plate, wherein the second nylon support plate 2 is sequentially called as the first nylon support plate, the second nylon support plate, the third nylon support plate and the fourth nylon support plate from top to bottom; first nylon backup pad, second nylon backup pad one, second nylon backup pad second, second nylon backup pad three, second nylon backup pad four and first nylon backup pad second set up in order, from last to setting gradually down in the front view like 2 pictures, and all install on supporting plate subassembly through connecting plate 9. The original roof material plates comprise a fourth original roof material plate, a first original roof material plate, a second original roof material plate, a third original roof material plate and a fifth original roof material plate, and the second original roof material plate is provided with a positioning center reference. The upper end surface of the first nylon support plate is matched with the fourth roof raw material plate, the upper end surface of one side of the second nylon support plate, which is close to the first nylon support plate, is matched with the fourth roof raw material plate, the upper end face close to one side of the second nylon support plate is matched with the first roof raw material plate, the upper end face close to three sides of the second nylon support plate is matched with the second roof raw material plate, the upper end face close to one side of the second nylon support plate is matched with the third roof raw material plate, the upper end face close to one side of the fourth nylon support plate is matched with the third roof raw material plate, and the upper end face of the first nylon support plate is matched with the fifth roof raw material plate. And sequentially welding the roof raw material plate IV, the roof raw material plate I, the roof raw material plate II, the roof raw material plate III and the roof raw material plate V to obtain the locomotive top of the motor train unit.
The manufacturing process of the train head roof of the motor train unit by using the assembling device of the train head roof of the motor train unit is as follows:
step one, the utility model discloses assembly device places on welding operation platform, on bar base plate 5.1's locating hole, on bar base plate three 5.3's locating hole, install suitable anchor clamps on fixed block 7.2's locating hole, and this anchor clamps are used for the three roof raw material board that the centre gripping is located EMUs locomotive roof, and anchor clamps are lead screw and clamp plate, and scalable clamp plate is chooseed for use to the clamp plate. The positioning holes of the first strip-shaped substrate 5.1, the third strip-shaped substrate 5.3 and all the fixed blocks 7.2 are provided with screw rods, the screw rods are perpendicular to the welding operation platform, the first strip-shaped substrate 5.1 and the screw rods on the fixed blocks 7.2 which are positioned on the same side (the upper half side of the picture 2) are simultaneously connected with and fixed with a telescopic pressing plate, and the pressing plate can be stretched along the direction parallel to the welding operation platform. The bar-shaped base plate three 5.3 on the other side (the lower half side of fig. 2) and the screw rod on the fixed block 7.2 are simultaneously connected with a fixed telescopic pressure plate, and the pressure plate can be stretched along the direction parallel to the welding operation platform. And acquiring five roof raw material plates positioned on the roof, and sequentially calling a fourth roof raw material plate, a first roof raw material plate, a second roof raw material plate, a third roof raw material plate and a fifth roof raw material plate from top to bottom according to a front view, wherein the second roof raw material plate is provided with the positioning center reference of the upper section.
And step two, placing the first roof raw material plate on the first nylon supporting plate and the second nylon supporting plate, placing the second roof raw material plate on the second nylon supporting plate and the third roof raw material plate on the second nylon supporting plate, and correspondingly positioning the nylon block 10 by using the positioning center reference. The first roof raw material plate is positioned on the first nylon supporting plate and the second nylon supporting plate, the first roof raw material plate is fixed through a pressing plate arranged on the upper half side of the corresponding front view, the pressing plate presses the first roof raw material plate from the upper side, and the clamping and fixing of the first roof raw material plate are realized under the combined action of a clamp and an assembling device. The second roof raw material plate is located on the second nylon support plate II and the third nylon support plate, the second roof raw material plate is fixed through a pressing plate arranged on the lower half side of the corresponding front view, the pressing plate presses the second roof raw material plate from the upper side, the clamping and fixing of the second roof raw material plate are achieved under the combined action of the clamp and the assembling device, and the edges, to be connected through welding, of the first roof raw material plate and the second roof raw material plate are located right above the groove 2.1 of the second nylon support plate II. And welding the first roof raw material plate and the second roof raw material plate through friction stir welding, wherein the welding is specifically characterized in that an upper shaft shoulder of a friction stir welding head is positioned above the first roof raw material plate and the second roof raw material plate, a lower shaft shoulder of the friction stir welding head is arranged in a groove 2.1 of a second nylon support plate, and the lower shaft shoulder moves from one end of the groove 2.1 to the other end of the groove 2.1 along the groove 2.1 of the second nylon support plate to finish the one-time welding of the first roof raw material plate and the second roof raw material plate.
Thirdly, adjusting the screw rod and the pressing plate arranged on the upper half side of the corresponding front view, so that the whole of the first roof raw material plate and the second roof raw material plate is fixed through the pressing plate arranged on the upper half side of the corresponding front view, the pressing plate presses the first roof raw material plate and/or the second roof raw material plate from the upper side, and the clamping and fixing are realized under the combined action of the clamp and the assembling device; placing a third roof raw material plate on the third nylon support plate and the fourth nylon support plate, fixing the third roof raw material plate through a pressing plate arranged on the lower half side of the corresponding front view, pressing the pressing plate on the third roof raw material plate from the upper side, and clamping and fixing the third roof raw material plate under the combined action of a clamp and an assembling device; edges of the second roof raw material plate and the third roof raw material plate to be connected through welding are located right above the groove 2.1 of the second nylon support plate III. And welding the third roof raw material plate and the second roof raw material plate by friction stir welding, wherein the welding is specifically characterized in that an upper shaft shoulder of a friction stir welding head is positioned above the second roof raw material plate and the third roof raw material plate, a lower shaft shoulder of the friction stir welding head is arranged in the third groove 2.1 of the second nylon support plate, and the lower shaft shoulder moves from one end of the groove 2.1 to the other end along the third groove 2.1 of the second nylon support plate to complete one-time welding of the second roof raw material plate and the third roof raw material plate, namely completing welding of the middle part of the roof.
And step four, adjusting a screw rod and a pressing plate telescopically arranged on the upper half side of the corresponding front view, so that the pressing plate fixes the whole of the middle part of the roof welded in the step three. And taking down a screw rod and a pressing plate which are arranged on a fixed block 7.2 and a strip-shaped substrate three 5.3 on the lower side of the front view, placing a roof raw material plate five on a first nylon supporting plate two, arranging the screw rod and the pressing plate on a fixed plate 7.1 on the same side of the strip-shaped substrate three 5.3, pressing the pressing plate on the roof raw material plate five from the upper side, fixing the roof raw material plate five by the pressing plate and an assembling device together, positioning the roof raw material plate five on the first nylon supporting plate two and the second nylon supporting plate four, and positioning edges of the roof raw material plate five and the roof raw material plate three to be connected by welding right above a groove 2.1 of the second nylon supporting plate four. And (3) placing the lower shaft shoulder of the friction stir welding head in the groove 2.1 of the second nylon support plate IV, and moving the lower shaft shoulder from one end of the groove 2.1 to the other end along the groove 2.1 of the second nylon support plate IV to finish the one-time welding connection of the roof raw material plate III and the roof raw material plate V.
And step five, taking down the first strip-shaped substrate 5.1 and the screw rod pressing plate on the fixed block 7.2 corresponding to the upper side of the front view, taking down the screw rod and the pressing plate on the fixed plate 7.1 at the lower side of the front view, installing the screw rod and the pressing plate on the positioning block and the third strip-shaped substrate 5.3 at the lower side of the front view, and pressing the pressing plate on the semi-finished product obtained in the step four. The first nylon supporting plate is placed with a fourth roof raw material plate, a screw rod and a pressing plate are installed on a fixing plate 7.1 on the same side of a strip-shaped substrate I5.1, the pressing plate presses the fourth roof raw material plate from the upper side, the pressing plate and an assembling device jointly fix the fourth roof raw material plate, the fourth roof raw material plate is located on the first nylon supporting plate and the second nylon supporting plate on the upper side of the front view, and edges of the fourth roof raw material plate and the roof raw material plate to be connected through welding are located right above a groove 2.1 of the second nylon supporting plate. And (3) placing the lower shaft shoulder of the friction stir welding head in the groove 2.1 of the first second nylon support plate, and moving the lower shaft shoulder from one end of the groove 2.1 to the other end of the groove along the groove 2.1 of the first second nylon support plate to complete one-time welding connection of the first roof raw material plate and the fourth roof raw material plate. The welding of the locomotive top of the motor train unit is completed, and all the screw rods and the pressing plates can be removed to fix the locomotive top of the motor train unit.
In practical application, the distance, the number, the size and the like of each component of the assembling device are designed according to the locomotive of the motor train unit to be manufactured, the assembling device can be manufactured according to a roof raw material plate, and the roof raw material plate can also be manufactured according to the assembling device, which is not specifically limited and exhaustive.
Claims (10)
1. The assembling device for the locomotive top of the motor train unit is characterized by comprising a supporting seat, a first nylon supporting plate (1) and a second nylon supporting plate (2), wherein the supporting seat is provided with a mounting hole for mounting a clamp, and the clamp can position a to-be-welded locomotive top raw material plate; the first nylon support plate (1) is arranged on the support seat, the first nylon support plate (1) supports the roof raw material plate, and the upper end face of the first nylon support plate (1) is matched with the roof raw material plate supported by the first nylon support plate; the second nylon supporting plate (2) is installed on the supporting seat, a groove (2.1) is formed in the upper end face of the second nylon supporting plate (2), the groove (2.1) is formed in the length direction of the second nylon supporting plate (2), the second nylon supporting plate (2) supports the roof raw material plate to be welded through the upper end face of the second nylon supporting plate, the upper end face of the second nylon supporting plate (2) is matched with the roof raw material plate supported by the second nylon supporting plate, the part, to be welded, of the roof raw material plate to be welded is located right above the groove (2.1), the groove (2.1) penetrates through the second nylon supporting plate (2) and/or the groove (2.1), the length of the roof raw material plate is larger than that of the groove (2.1), and the lower shaft shoulder of the friction stir welding head can move in the groove (2.1) along the groove (2.1).
2. The assembling device for the locomotive roof of the motor train unit according to claim 1, wherein the length of the second nylon support plate (2) is greater than or equal to the length of the part to be welded.
3. The assembling device for the locomotive roof of the motor train unit as claimed in claim 1, wherein the length directions of the first nylon support plate and the second nylon support plate (2) are consistent with the length direction of the support seat.
4. The assembly device for the locomotive roof of the motor train unit according to claim 1, wherein the lower surface of the supporting seat is provided with a plurality of reference blocks (4), and the lower surfaces of all the reference blocks (4) are coplanar.
5. The assembling device for the locomotive roof of the motor train unit according to claim 1, wherein a positioning nylon block (10) is arranged on the upper end surface of the supporting seat, and the positioning nylon block (10) is arranged corresponding to the positioning center reference of the raw material plate of the locomotive roof.
6. The assembly device for the locomotive roof of a motor train unit according to claim 1, wherein the support base comprises a bottom frame, a strip-shaped base plate, a support plate assembly, a fixing assembly and a connecting plate (9); the bottom frame is used for being placed on a welding operation platform, the bar-shaped base plate is installed on the bottom frame, the supporting plate assembly is installed on the bar-shaped base plate, the fixing assembly is installed on the supporting plate assembly, the bar-shaped base plate and the fixing assembly are provided with positioning holes for installing a clamp, the connecting plate (9) is installed on the supporting plate assembly, and the first nylon supporting plate (1) and the second nylon supporting plate (2) are installed on the connecting plate (9).
7. The assembling device for the locomotive roof of the motor train unit according to claim 6, wherein the underframe comprises a first pipe frame (3.1) and a second pipe frame (3.2) connected with the first pipe frame (3.1), and the strip-shaped base plate is arranged on the second pipe frame (3.2) or on the first pipe frame (3.1) and the second pipe frame (3.2).
8. The assembling device for the locomotive roof of the motor train unit according to claim 6, wherein the supporting plate assembly comprises a plurality of supporting vertical plates, the supporting vertical plates are sequentially arranged along the length direction of the underframe, the supporting vertical plates are connected with the strip-shaped base plate through reinforcing ribs, and the connecting plate (9) is arranged on the supporting vertical plates; the fixing assembly comprises a fixing plate (7.1) and a fixing block (7.2), the fixing plate (7.1) and the fixing block (7.2) are both connected with the supporting vertical plate, and the fixing plate (7.1) and the fixing block (7.2) are used for installing the clamp.
9. The assembling device for the locomotive roof of the motor train unit according to claim 8, wherein the fixing block (7.2) is positioned between the first nylon support plate (1) and the second nylon support plate (2), and the fixing plate (7.1) is positioned outside the first nylon support plate (1) and the second nylon support plate (2).
10. The assembling device for the locomotive roof of the motor train unit as claimed in claim 9, wherein the number of the first nylon support plates (1) is 2, the number of the second nylon support plates (2) is 4, and the 4 second nylon support plates (2) are all located between the 2 first nylon support plates (1); the number of the fixing plates (7.1) is 2, and the 2 first nylon supporting plates (1) are arranged among the 2 fixing plates (7.1); the number of the supporting vertical plates is 8 or 9, and the length directions of the supporting vertical plates are consistent with the width direction of the underframe; the fixed block (7.2) is arranged between the first nylon support plate (1) and the second nylon support plate (2) on each support vertical plate; the groove (2.1) penetrates through the second nylon support plate (2) and the length of the groove (2.1) is larger than that of the original roof material plate right above the groove (2.1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922050655.0U CN210937648U (en) | 2019-11-25 | 2019-11-25 | Assembling device for locomotive roof of motor train unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922050655.0U CN210937648U (en) | 2019-11-25 | 2019-11-25 | Assembling device for locomotive roof of motor train unit |
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| Publication Number | Publication Date |
|---|---|
| CN210937648U true CN210937648U (en) | 2020-07-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922050655.0U Active CN210937648U (en) | 2019-11-25 | 2019-11-25 | Assembling device for locomotive roof of motor train unit |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114905137A (en) * | 2022-06-17 | 2022-08-16 | 中车长春轨道客车股份有限公司 | Device based on friction stir welding process of motor train unit side wall plate |
| CN114905137B (en) * | 2022-06-17 | 2024-04-30 | 中车长春轨道客车股份有限公司 | Device based on EMUs side wall board friction stir welding technology |
-
2019
- 2019-11-25 CN CN201922050655.0U patent/CN210937648U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114905137A (en) * | 2022-06-17 | 2022-08-16 | 中车长春轨道客车股份有限公司 | Device based on friction stir welding process of motor train unit side wall plate |
| CN114905137B (en) * | 2022-06-17 | 2024-04-30 | 中车长春轨道客车股份有限公司 | Device based on EMUs side wall board friction stir welding technology |
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