CN114918582A - High-speed railway equipment box welding line - Google Patents
High-speed railway equipment box welding line Download PDFInfo
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- CN114918582A CN114918582A CN202210591288.9A CN202210591288A CN114918582A CN 114918582 A CN114918582 A CN 114918582A CN 202210591288 A CN202210591288 A CN 202210591288A CN 114918582 A CN114918582 A CN 114918582A
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- frame
- box
- position changing
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- deflection
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16P—SAFETY DEVICES IN GENERAL; SAFETY DEVICES FOR PRESSES
- F16P1/00—Safety devices independent of the control and operation of any machine
- F16P1/06—Safety devices independent of the control and operation of any machine specially designed for welding
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
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- Optics & Photonics (AREA)
- General Engineering & Computer Science (AREA)
- Butt Welding And Welding Of Specific Article (AREA)
Abstract
The utility model provides a high-speed railway equipment box welding line, relates to automated processing technical field for improve manual work's security. A high-speed rail equipment box welding line comprises a position changing machine, a rail and a welding robot, wherein the rail is arranged around the welding robot, the position changing machine comprises a base, a position changing support box, a lifting frame and a position changing frame, the position changing support box is rotatably arranged on the base, the lifting frame can be arranged on the position changing support box in a lifting mode, the position changing frame is rotatably connected to the lifting frame, a rotating axis of the position changing frame on the lifting frame is arranged in a horizontal direction, the position changing frame is provided with two rotating flange plates which are oppositely arranged, and at least one of the rotating flange plates is in transmission connection with a flange plate driving mechanism; through the rotation of the deflection supporting box, the deflection frame can be rotated or rotated out of the fence area. The automatic welding machine has the beneficial effects that the feeding (or manual operation) and the automatic welding work can be carried out in a partitioned manner, so that the safety of the automatic welding work is improved.
Description
Technical Field
The invention relates to the technical field of automatic processing, in particular to a welding line of a high-speed rail equipment box.
Background
The high-speed rail equipment box is a box body in essence. The automatic welding working process of the high-speed rail equipment box comprises the steps of carrying parts of the high-speed rail equipment box on a positioner through a tooling frame, and fixedly splicing the parts of the high-speed rail equipment box in place through the tooling frame. In the welding process, the position of the workpiece is adjusted through the displacement work of the positioner, so that the automatic welding work is facilitated. However, in the production line in the prior art, the workpiece on the positioner is always in the direction toward the welding robot, and after the welding operation is completed, if the workpiece is to be disassembled or repaired, the worker needs to stand at a position between the positioner and the welding robot — which is not favorable for the safety of the welding operation.
Welding machines hand is a equipment that is used for automatic welding, and it includes a plurality of arms, and its automatic theory of operation lies in: the movements of all the mechanical arms are controlled through the programming of the welding robot, and then the paths of the welding movements are controlled, and further the welding robot is used for carrying out automatic welding work on the parts in the space.
Disclosure of Invention
The invention aims to provide a high-speed rail equipment box welding line which is used for improving the safety of manual operation.
The technical scheme adopted by the invention for solving the technical problems is as follows:
a high-speed railway equipment box welding line comprises a position changing machine, a rail and a welding robot, wherein the rail surrounds the welding robot, the position changing machine comprises a base, a position changing support box, a lifting frame and a position changing frame, the position changing support box is rotatably arranged on the base, the position changing support box is vertically arranged on a rotating axis of the base, the lifting frame can be arranged on the position changing support box in a lifting mode, the position changing frame is connected to the lifting frame in a rotating mode, the rotating axis of the position changing frame is arranged on the lifting frame in a horizontal direction, the position changing frame is provided with two rotating flange plates which are arranged oppositely, the rotating flange plates are respectively connected to the position changing frame in a rotating mode, the rotating axes of the two rotating flange plates coincide, and at least one of the rotating flange plates is in transmission connection with a flange plate driving mechanism;
through the rotation of the deflection supporting box, the deflection frame can be rotated or rotated out of the fence area.
Has the beneficial effects that: the invention can be used for welding operation of high-speed rail equipment boxes, and has the advantages that the invention is beneficial to providing multi-dimensional displacement work for carried workpieces, namely, the welded workpieces are fully exposed, and the quality and the efficiency of automatic welding work are improved; and secondly, the fence is favorable for forming fence protection on the welding robot and the workpiece being welded, namely avoiding the error contact of workers with the welding robot and the workpiece being welded in the welding process, and further being favorable for forming safety protection on the workers and being favorable for safe operation of welding operation.
Further, as the optimization of the fence technical scheme, the fence is provided with a fence door, and the fence door is used for opening and closing the fence area.
The beneficial effects are that: the fence door is arranged, so that the opening and closing of a fence area are facilitated, namely the fence door is opened in the working process that workers need to overhaul or debug the welding robot or other parts in the fence; after the maintenance or commissioning work is completed, the fence door is closed.
Further, as the optimization of the fence technical scheme, one end of the fence is positioned on one side of the base, the other end of the fence is positioned on the other side of the base, and the two ends of the fence comprise transition parts which are not higher than the height of the base.
The beneficial effects are that: the method avoids the obstruction of the position changing frame in the process of turning from the inside of the fence area to the outside of the fence area or in the process of turning from the outside of the fence area to the inside of the fence area, and ensures the smooth switching of the position changing frame.
Further, as the optimization technical scheme of machine of shifting, the both sides of the support box that shifts respectively are equipped with one the crane, two the crane can set up with going up and down respectively on the support box shifts, two cranes can independently go up and down respectively on the support box shifts, two each rotation is connected with one on the crane the frame shifts, when one of them frame that shifts is located when the rail is regional, another frame that shifts is located outside the rail is regional.
The beneficial effects are that: each set of the position changing frame can be respectively connected with a set of tooling frame. When one set of the position changing frames is positioned in the fence area for automatic welding work, the other set of position changing frames can be mounted or dismounted, or the welding workpieces carried by the position changing frames can be subjected to quality inspection or manual work and other work. This does benefit to the work efficiency who improves automatic welding operation, also does benefit to the safety of guaranteeing the manual work.
Further, as the preferred setting scheme of welding robot, welding robot's base links firmly subaerial.
The beneficial effects are that: the stability of the welding robot is facilitated.
Further, the supporting box that shifts with be equipped with supporting box actuating mechanism between the base, supporting box actuating mechanism is used for the drive to shift the supporting box and is in rotation on the base, the crane with it is equipped with lift actuating mechanism to shift between the supporting box, and lift actuating mechanism is used for driving the lift of crane on the supporting box that shifts, the crane with it is equipped with a drive mechanism that shifts to shift between the frame, and a drive mechanism that shifts is used for the drive shift frame is in rotation on the crane.
The beneficial effects are that: the automatic position changing work of the position changing machine is facilitated, and the work efficiency of the automatic welding work is improved.
Furthermore, a first rotary support is arranged between the base and the deflection support box, and the first rotary support is used for being rotatably connected with the deflection support box on the base.
Further, supporting box actuating mechanism includes a driving motor and a driving gear, the supporting box that shifts links firmly on the non-gear spare of first rotatory support, the gear spare of first rotatory support links firmly on the base, a driving gear with the gear spare meshing of first rotatory support, a driving motor's frame is connected shift on the supporting box, a driving motor's power shaft with a driving gear transmission is connected.
The beneficial effects are that: the support box is favorable for forming stable and safe support work for the support box, and the rotation accuracy of the support box is favorably ensured. The accuracy of the deflection work is improved, and the accuracy of the automatic welding work is further improved.
Further, the frame that shifts includes U type box and two gyration headstock, U type box include horizontal portion and two vertical portions, horizontal portion along with the rotation axis looks vertically direction of frame that shifts extends, two vertical portions distribute at the both ends of horizontal portion, vertical portion to with the parallel direction of rotation axis of frame that shifts extends, two vertical portions set up relatively, and the inner chamber of horizontal portion and the inner chamber of vertical portion communicate each other, and each detachably is connected with a gyration headstock on every vertical portion, the rotation ring flange is established on the gyration headstock, and the inner chamber of gyration headstock and the inner chamber of U type box communicate, and the inner chamber of U type box and gyration headstock communicate, U type box with be equipped with the threading passageway between the support case that shifts.
The beneficial effects are that: the wiring is facilitated. The dead weight of the displacement frame can be reduced, the load capacity of the displacement frame can be improved, the inertia of the displacement frame can be reduced, and the accuracy of displacement work can be improved. The lifting connection of the two ends of the carried tool frame is formed, so that the accuracy of displacement of the tool frame is facilitated, and the accuracy of displacement work is improved.
Furthermore, a plurality of cover plates are detachably connected to the U-shaped box body.
The beneficial effects are that: through dismantling the apron, can open the inside of U type box, and then be convenient for overhaul or the wiring work to the inside of U type box.
Drawings
FIG. 1 is a schematic top view of an embodiment of the present invention;
FIG. 2 is a perspective view of an embodiment of a positioner in the present invention;
FIG. 3 is a top view of FIG. 2;
FIG. 4 is a schematic sectional view taken along line A-A of FIG. 3;
fig. 5 is an enlarged view of a portion B in fig. 4;
FIG. 6 is a schematic perspective view of the embodiment of the positioner with the base removed;
fig. 7 is an enlarged view of portion C of fig. 6;
FIG. 8 is a schematic perspective view of an embodiment of the positioner with one of the displacement frames removed;
FIG. 9 is a perspective view of the index cage of FIG. 8 with the index cage removed;
FIG. 10 is a schematic front view of FIG. 9;
FIG. 11 is a schematic cross-sectional view taken along line D-D of FIG. 10;
fig. 12 is an enlarged view of a portion E in fig. 11;
in the figure: 1 fence, 11 fence door, 12 transition part, 2 welding manipulator, 3 base, 31 central column, 32 concrete cavity, 33 anchor bolt, 34 pre-embedded steel plate, 35 fixed seat, 4 deflection support box, 41 first driving motor, 42 first driving gear, 43 lead screw, 44 lead screw driving motor, 45 slide rail, 5 lifting frame, 51 nut component, 52 slide block, 6 deflection frame, 61 second driving motor, 62 second driving gear, 63U-shaped box body, 63a transverse part, 63b longitudinal part, 63c cover plate, 64 revolving headstock, 65 third revolving support, 65a third revolving support gear component, 66 third driving motor, 67 third driving gear, 68 connecting part, 7 revolving flange plate, 71 conductive column, 71a sleeve component, 8 first revolving support, 81 first revolving support gear component, 82 first revolving support non-gear component, 9 second revolving support, 91 second rotatably supported non-gear member, 92 second rotatably supported gear member.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.
As shown in fig. 1 and 2, the welding line for the high-speed rail equipment box comprises a positioner, a fence 1 and a welding robot 2. Fence 1 encircles the setting of welding robot 2, can set up rag bolt subaerial, and fence 1's bottom links firmly subaerial through this rag bolt. The positioner comprises a base 3, a displacement support box 4, a lifting frame 5 and a displacement frame 6. The deflection supporting box 4 is rotatably arranged on the base 3, and the rotating axis of the deflection supporting box 4 rotating on the base 3 is vertically arranged. The lifting frame 5 can be arranged on the position-changing support 4 box in a lifting way, and the lifting frame 5 is connected with a position-changing frame 6 in a rotating way. The axis of rotation of the displacement frame 6 on the lifting frame 5 is arranged in the horizontal direction. The displacement frame 6 is provided with two opposite rotary flanges 7, and the rotary flanges 7 are respectively and rotatably connected to the displacement frame 6. The rotation axes of the two rotary flanges are overlapped. At least one of the rotary flanges is in transmission connection with a flange driving mechanism, and the flange driving mechanism is used for driving the rotary flanges to rotate. The displacement frame can be rotated or moved out of the area of the fence 1 by rotating the displacement support box 4.
As shown in fig. 1 and fig. 2, when the welding operation is performed by using the present invention, a tool rack for carrying parts of a high-speed rail equipment box is connected to two rotating flanges 7 of a position changing rack 6 — that is, one end of the tool rack is connected to one of the rotating flanges 7 of the position changing rack 6 by a bolt, and the other end of the tool rack is connected to the other rotating flange by a bolt. The tool rack can rotate along with the rotating flange 7 by the driving of the flange driving mechanism, so that the displacement work of one dimension of the tool rack is realized; through the rotation of the displacement frame 6 on the lifting frame 5, the displacement work of another dimension of the carried tool frame can be realized; the lifting frame 5 can lift on the deflection supporting box 4 to realize the deflection work of the carried tool frame with another dimension, and the deflection work of the carried deflection frame with another dimension can be realized by rotating the deflection supporting box 4 on the base 3. Therefore, the invention can realize the multi-dimensional displacement work of the carried object needing welding. Meanwhile, the fence 1 is beneficial to forming fence protection on the welding robot 2 and the workpiece being welded, namely avoiding the error contact of workers on the welding robot 2 and the workpiece being welded in the welding process, and further is beneficial to forming safety protection on the workers and safe operation of welding operation. When the tooling frame mounting frame needs to be mounted or dismounted, the corresponding deflection frame is rotated to the area outside the fence 1, namely the upper side of the figure 1, through the rotation of the deflection supporting box 4 on the base 3; and then be convenient for carry out dismouting or carry out further manual work to the work piece that welds to the frock frame at safe region.
As shown in fig. 1, the fence 1 is provided with a fence door 11, and the fence door 11 is used for opening and closing a fence area. The fence door 11 is hinged on the fence 1 through a hinge. A latch member for maintaining the fence door 11 in a closed state may be provided between the fence 1 and the fence door 11. The fence door 11 is arranged, so that the opening and closing of the fence 1 area are facilitated, namely the fence door 11 is opened in the working process that workers need to overhaul or debug the welding robot 2 or other parts in the fence 1; after the completion of the maintenance or commissioning work, the fence door 11 is closed.
As shown in fig. 1, one end of the fence 1 is located at one side of the base 3, namely, the left side of the base 3, based on the view of fig. 1; the other end of the fence 1 is positioned at the other side of the base 3, namely the right side of the base 3; the ends of the rail include transition portions 12, the transition portions 12 being no higher than the height of the base 3, i.e. the transition portions 12 are lower than or equal to the height of the base 3. The transition part 12 is beneficial for the displacement frame 6 to rotate 180 degrees along with the displacement support box 4, namely the displacement frame 6 rotates 180 degrees by taking the rotation axis of the displacement support box 4 on the base as the center, thereby facilitating the switching work of the displacement frame in the fence area and outside the fence area.
As shown in fig. 1 to 4, two lifting frames 5 are respectively provided on both sides of the displacement support box 4, and the two lifting frames 5 are respectively provided on the displacement support box 4 in a lifting manner. The two lifting frames 5 can respectively and independently lift on the position-changing supporting box 4. The two lifting frames 5 are respectively connected with a displacement frame 6 in a rotating way, when one displacement frame is positioned in the fence 1 area, the other displacement frame is positioned outside the fence area. Be equipped with supporting box actuating mechanism between the supporting box 4 and the base 3 that shifts, supporting box actuating mechanism is used for the drive to shift supporting box 4 rotation on base 3, crane 5 with shift supporting box 4 between be equipped with lift drive mechanism, lift drive mechanism is used for driving crane 5 the lift on the supporting box 4 that shifts, crane 5 with shift be equipped with between the frame 6 and shift a drive mechanism that shifts, shift a drive mechanism and be used for driving the rotation of frame 6 that shifts on crane 5. Each set of the position changing frame can be respectively connected with a set of tooling frame. When one set of the displacement frame is positioned in the fence area for automatic welding, the other set of the displacement frame can be mounted or dismounted, or the carried welding workpiece can be subjected to quality inspection or manual operation and the like. This does benefit to the work efficiency who improves automatic welding operation, also does benefit to the safety of guaranteeing the manual work.
As shown in fig. 3 to 7, a first rotation support 8 is provided between the base 3 and the displacement support box 4, and the first rotation support 8 is used for rotatably connecting the displacement support box 4 to the base 3. The support box driving mechanism includes a first driving motor 41 and a first driving gear 42. The deflection supporting box 4 is fixedly connected on the first rotary supporting non-gear part 82, a plurality of threaded holes are arranged on the first rotary supporting non-gear part 82, and bolts are connected in the threaded holes and used for pressing the bottom of the deflection supporting box 4 on the first rotary supporting non-gear part 82 and further fixedly connecting the supporting box 2 with the first rotary supporting non-gear part 82. The gear piece 81 of the first rotary support is fixedly connected on the base 3, the base 3 is provided with a concrete cavity 32, the foundation bolt 33 and the foundation bolt 33 are arranged in the concrete cavity 32, the concrete cavity 13 is used for pouring concrete, and the foundation bolt 33 are further fixed; the base comprises a central column 31, the central column 31 is cylindrical, a concrete cavity is arranged around the central column 31, an embedded steel plate 34 is arranged on the upper side of the concrete cavity 13, and the embedded steel plate 34 is lifted by poured concrete; the embedded steel plate is provided with a hole for penetrating and sleeving the anchor bolt 33 of the anchor bolt 33, the anchor bolt 33 of the anchor bolt 33 penetrates through the hole, and the anchor bolt 33 of the anchor bolt 33 is matched with a nut member matched with the anchor bolt 33 to tightly press and fix the fixed seat 35 on the embedded steel plate 34; be equipped with a plurality of holes that are used for wearing the cover bolt on the gear spare 81 of first rotation support, wear to overlap in these holes to have the bolt, be equipped with on the fixing base 35 be used for with the screw rod end threaded connection's of these bolts screw hole, threaded connection is on the specified seat after these bolts pass the hole site on the gear spare 81 of first rotation support, and then is used for linking firmly gear spare 81 of first rotation support on base 3. The first drive gear 42 meshes with the first rotatably supported gear member 81 (it is explained: and for reasons of version of the drawings, there is a situation where the meshing fit between the first drive gear 42 and the first rotatably supported gear member 81 is not in place, and both are in place during actual use). For convenience of description, a structural member fixedly connected with the support box 2 may be referred to as a part of the support box 2, a base of the first driving motor 41 is connected to the deflection support box 4, and a power shaft of the first driving motor 41 is in transmission connection with the first driving gear 42 — the first driving gear 42 is fixed to a rotating shaft of the first driving motor 41 through a connecting member. The first driving motor 41 is preferably of a type having a self-locking function at a stop (i.e., its rotating shaft is locked after the stop). The driving scheme has the working principle that the first driving motor 41 drives the first driving gear 42 to rotate, and the first driving motor 41 drives the deflection supporting box 4 to rotate by fixedly connecting the gear piece 81 of the first rotary support to the base, fixedly connecting the supporting box 2 to the non-gear piece 61 of the first rotary support and fixedly connecting the base of the first driving motor 41 to the deflection supporting box 4; the advantage of this drive scheme is that as the first drive motor 41 spins, it also rotates in a circumferential direction about the first rotatably supported gear member 81 — this rotation can be considered a revolution; this and then does benefit to and shifts the accurate, stable rotation setting in support box 4 position on the base, and then does benefit to the accuracy nature of guaranteeing automatic welding.
As shown in fig. 9 to 12, a second rotary support 9 is arranged between the lifting frame 5 and the position changing frame 6, and the second rotary support 9 is used for being rotatably connected with the position changing frame 6 on the lifting frame 5. The indexing table driving mechanism includes a second driving motor 61 and a second driving gear 62. The gear part 92 of the second rotary support is fixedly connected with the crane 5, holes for penetrating bolts are arranged on the gear part 92 of the second rotary support, the bolts penetrate through the holes, the bolts are in threaded connection with the crane 5, and then the gear part 92 of the second rotary support is fixedly connected with the crane 5 through the bolts. The non-gear part 91 of the second rotary support is fixedly connected to the displacement frame 6, the displacement frame 6 comprises a connecting portion 68, the displacement frame 6 comprises an inner cavity, a plurality of holes for penetrating bolts are formed in the displacement frame 6 and communicated with the inner cavity of the displacement frame 6, a plurality of bolts penetrate through the holes from the inner cavity of the displacement frame 6, bolt heads of the bolts are located in the inner cavity of the displacement frame 6, threaded holes matched with the bolts are formed in the non-gear part 91 of the second rotary support, the bolts are in threaded connection with the non-gear part 91 of the second rotary support, and the displacement frame 6 is fixedly connected to the non-gear part 91 of the second rotary support through the bolts. The base of the second driving motor 61 is connected to the position changing frame 6, and the base of the second driving motor 61 is fixedly connected in the inner cavity of the position changing frame 6. The second drive gear 62 is in meshing engagement with the second rotatably supported gear member 92 — the second drive gear 62 is disposed on an inner race of the second rotatably supported gear member 92 and is in meshing engagement with one another. The second driving gear 62 is in transmission connection with the second driving motor 61, i.e. the second driving gear 62 is fixed to the rotating shaft of the second driving motor 41 through a connecting piece. The second driving motor 61 is of a type having a shutdown self-locking function. The driving process and principle of the deflection frame driving mechanism are as follows: the second driving motor 61 drives the second driving gear 62 to rotate, so that the second driving gear 62 rotates along the circumferential direction of the gear part 92 of the second rotary support, and further drives the second driving motor 61 to rotate around the circumferential direction of the gear part 92 of the second rotary support, and further drives the shifting frame 6 to rotate on the lifting frame 4. This scheme of the frame actuating mechanism that shifts does benefit to the position of frame 6 for crane 5 relatively stable that shifts, also does benefit to and guarantees the smooth and easy nature of pivoted, and then does benefit to the precision that improves automatic weldment work.
As shown in fig. 8 and 9, the elevating drive mechanism includes a lead screw 43, a lead screw drive motor 44, and a nut member 51. The lead screw 43 is arranged along the lifting direction of the lifting frame 5, and the lead screw 43 is rotationally connected to the displacement support box 4. The lead screw driving motor 44 is in transmission connection with the lead screw 43 and is used for driving the lead screw 43 to rotate. The nut member 51 is matched with the lead screw 43, and the nut member 51 is connected to the lifting frame 5. A sliding connection pair is arranged between the deflection support box 4 and the lifting frame 5 and used for guiding the lifting of the lifting frame 5, wherein the sliding connection pair comprises a sliding rail 45 and a sliding block 52, the sliding block 52 is connected on the sliding rail 45 in a sliding way, and the sliding rail 45 is fixedly connected on the deflection support box 4 and fixedly connected on the lifting frame 5. The screw drive motor 44 is preferably of a type having a self-locking function.
As shown in fig. 9 to 11, the shift frame 6 includes a U-shaped case 63 and two revolving headstock 64. The U-shaped case 63 includes a transverse portion 63a extending in a direction perpendicular to the rotation axis of the displacement frame 6, and two longitudinal portions 63b distributed at both ends of the transverse portion 63a, the longitudinal portions 63b extending in a direction parallel to the rotation axis of the displacement frame 6, and the two longitudinal portions 63b being disposed opposite to each other. The lumen of the transverse portion 63a and the lumen of the longitudinal portion 63b communicate with each other. Each longitudinal portion 63b is detachably connected to a rotating headstock 64, and the longitudinal portions 63b and the rotating headstock 64 are detachably connected together by bolt sets. The rotary flange 7 is arranged on the rotary headstock 64, the inner cavity of the rotary headstock 64 is communicated with the inner cavity of the U-shaped box 63, the U-shaped box 63 is communicated with the inner cavity of the rotary headstock 64, and a threading channel is arranged between the U-shaped box and the shift support box 4. The structural scheme of the displacement frame 6 is beneficial to reducing the self weight and providing the flexibility of the rotation work while ensuring the strength. Meanwhile, the displacement frame 6 is convenient to perform split type assembling work, namely wiring work and transportation work are convenient, most of the second driving motor 61 is hidden in a U-shaped box of the displacement frame, and driving elements are protected. A plurality of cover plates 63c are detachably connected to the U-shaped box body 63, and the U-shaped box body 63 can be opened inside by detaching the cover plates 63c, so that wiring or overhauling work can be conducted inside the U-shaped box body.
As shown in fig. 11 and 12, each rotary flange 7 is electrically connected to a conductive post 71 for directing the electricity required for soldering to the corresponding flange 5, thereby facilitating the connection of the soldered workpieces to the soldering circuit. The conductive posts 71 are slidably attached to sleeve 71a, sleeve 51 is secured to rotating headstock 4, and sleeve 71a has springs disposed within sleeve 71a for biasing the conductive posts 71 against the inner wall of flange 5. After the spring with proper elastic coefficient is selected, the electric connection characteristic of the conductive post and the static flange 5 can be ensured, and excessive resistance can not be caused to the rotation of the flange 5.
As shown in fig. 11 and 12, a third rotary support 65 is provided between the swing flange 7 and the shifting frame, and the third rotary support 65 is provided on the revolving headstock 64 of the shifting frame. The third pivoting support 65 is adapted to pivotally connect the pivoting flange 7 to the indexing table by attaching the flange 5 to a gear member 65a of the third pivoting support and by attaching a non-gear member 45b of the third pivoting support to the pivoting headstock 64 of the indexing table. The flange drive mechanism includes a third drive motor 66 and a third drive gear 67. In the rotary flange plate provided with the flange plate driving mechanism, the rotary flange plate 7 is fixedly connected with a gear part 65a of a third rotary support, and a non-gear part 45b of the third rotary support is fixedly connected with a shifting frame to fix the shifting frame on a rotary headstock 64. The base of the third drive motor 66 is fixedly connected to the indexing frame, which is fixed to the rotating headstock 64. The third driving motor 66 is in transmission connection with the third driving gear 67 and is used for driving the third driving gear 67 to rotate. The third drive gear 67 is in meshing engagement with the third rotatably supported gear member 65 a. The base of the third drive motor 66 is placed in the rotating headstock 64. The arrangement mode of the rotary flange plate is favorable for the stability of the position of the rotary flange plate on the displacement frame, and further favorable for the accuracy of welding work.
Claims (10)
1. A high-speed rail equipment box welding line is characterized by comprising a position changing machine, a rail and a welding robot, wherein the rail is arranged around the welding robot, the position changing machine comprises a base, a position changing support box, a lifting frame and a position changing frame, the position changing support box is rotatably arranged on the base, the position changing support box is vertically arranged on a rotating axis of the base, the lifting frame can be arranged on the position changing support box in a lifting manner, the position changing frame is rotatably connected onto the lifting frame, the rotating axis of the position changing frame is arranged on the lifting frame in a horizontal direction, the position changing frame is provided with two rotating flange plates which are oppositely arranged, the rotating flange plates are respectively rotatably connected onto the position changing frame, the rotating axes of the two rotating flange plates are superposed, and at least one of the rotating flange plates is in transmission connection with a flange plate driving mechanism;
through the rotation of the displacement support box, the displacement frame can be rotated or rotated out of the fence area.
2. The high-speed rail equipment box welding line according to claim 1, wherein the fence is provided with a fence door, and the fence door is used for opening and closing a fence area.
3. The high-speed rail equipment box welding line according to claim 1, wherein one end of the fence is positioned on one side of the base, the other end of the fence is positioned on the other side of the base, and two ends of the fence comprise transition parts which are not higher than the height of the base.
4. The high-speed rail equipment box welding line according to claim 1, wherein the two lifting frames are respectively arranged on two sides of the deflection supporting box, the two lifting frames are respectively arranged on the deflection supporting box in a lifting manner, the two lifting frames can respectively and independently lift on the deflection supporting box, the two lifting frames are respectively and rotatably connected with the deflection frame, when one of the deflection frames is located in the rail area, the other deflection frame is located outside the rail area.
5. The high-speed rail equipment box welding line according to claim 1, wherein a base of the welding robot is fixedly connected to the ground.
6. The high-speed rail equipment box welding line according to claim 4, characterized in that a supporting box driving mechanism is arranged between the deflection supporting box and the base, the supporting box driving mechanism is used for driving the deflection supporting box to rotate on the base, a lifting driving mechanism is arranged between the lifting frame and the deflection supporting box, the lifting driving mechanism is used for driving the lifting frame to lift on the deflection supporting box, a deflection frame driving mechanism is arranged between the lifting frame and the deflection frame, and the deflection frame driving mechanism is used for driving the deflection frame to rotate on the lifting frame.
7. The high-speed rail equipment box welding line according to claim 1, wherein a first rotating support is arranged between the base and the displacement support box, and the first rotating support is used for being rotatably connected with the displacement support box on the base.
8. The high-speed rail equipment box welding line according to claim 6, wherein the supporting box driving mechanism comprises a first driving motor and a first driving gear, the deflection supporting box is fixedly connected to a non-gear part of the first rotary support, a gear part of the first rotary support is fixedly connected to the base, the first driving gear is meshed with the gear part of the first rotary support, a base of the first driving motor is connected to the deflection supporting box, and a power shaft of the first driving motor is in transmission connection with the first driving gear.
9. The high-speed rail equipment box welding line according to claim 1, wherein the displacement frame comprises a U-shaped box body and two rotary headstock boxes, the U-shaped box body comprises a transverse part and two longitudinal parts, the transverse part extends along the direction perpendicular to the rotation axis of the displacement frame, the two longitudinal parts are distributed at two ends of the transverse part, the longitudinal parts extend in the direction parallel to the rotation axis of the displacement frame, the two longitudinal parts are oppositely arranged, the inner cavity of the transverse part is communicated with the inner cavity of the longitudinal part, each longitudinal part is detachably connected with one rotary headstock box, the rotary flange is arranged on the rotary headstock boxes, the inner cavities of the rotary headstock boxes are communicated with the inner cavity of the U-shaped box body, the inner cavities of the U-shaped box body and the rotary headstock boxes are communicated, and a threading channel is arranged between the U-shaped box body and the displacement support boxes.
10. The high-speed rail equipment box welding line of claim 9, wherein a plurality of cover plates are detachably attached to the U-shaped box.
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| CN202210591288.9A CN114918582A (en) | 2022-05-27 | 2022-05-27 | High-speed railway equipment box welding line |
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| CN202210591288.9A CN114918582A (en) | 2022-05-27 | 2022-05-27 | High-speed railway equipment box welding line |
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| CN202210591288.9A Pending CN114918582A (en) | 2022-05-27 | 2022-05-27 | High-speed railway equipment box welding line |
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