阅读说明：本技术 轨道车辆外悬门系统安装装置及其工艺 (Installation device and process for railway vehicle outer suspended door system ) 是由 刘华 杨姝 刘显录 赵鹏洋 苏浩洋 于 2021-02-02 设计创作，主要内容包括：轨道车辆外悬门系统安装装置及其工艺属于轨道车辆外悬门系统安装技术领域,该装置包括倾角和高度定位样板和限位样块,所述倾角和高度定位样板用于定位外悬门系统的门外侧悬挂滑槽的倾角和高度位置以及外悬门系统的丝杆的高度位置,所述限位样块用于限定外悬门系统的拔叉曲柄和丝杆之间的距离。本发明实现对门外侧悬挂滑槽的倾角姿态定位并在保障门外侧悬挂滑槽和轴座安装架间距值符合图纸给定要求的前提下,实现二者相对于车体上门框的垂向高度定位；并利用限位样块快速限定外悬门系统的拔叉曲柄和丝杆之间的距离,保证安装需求。(Rail vehicle outer hung door system installation device and technology belongs to rail vehicle outer hung door system installation technical field, and the device includes inclination and high positioning model and spacing appearance piece, inclination and high positioning model are used for fixing a position outer hung door system's the door outside and hang the inclination and the high position of spout and outer hung door system's lead screw highly-positioned, spacing appearance piece is used for injecing outer hung door system's the distance of pulling out between fork crank and the lead screw. The invention realizes the inclination angle posture positioning of the door outer side suspension sliding groove and the vertical height positioning of the door outer side suspension sliding groove and the shaft seat installation frame relative to the door frame on the vehicle body on the premise of ensuring that the distance value between the door outer side suspension sliding groove and the shaft seat installation frame meets the given requirement of a drawing; and utilize spacing appearance piece to inject the distance between shift fork crank and the lead screw of outer hung door system fast, guarantee the installation demand.)

1. The installation device for the outer suspension door system of the railway vehicle is characterized by comprising an inclination angle and height positioning sample plate (10) and a limiting sample block (11), wherein the inclination angle and height positioning sample plate (10) is used for positioning the inclination angle and the height position of a door outer side suspension sliding groove (3) of the outer suspension door system and the height position of a screw rod (7) of the outer suspension door system, and the limiting sample block (11) is used for limiting the distance L between a fork pulling crank (8-1) and the screw rod (7) of the outer suspension door system.

2. The rail vehicle outer hung door system mounting device as claimed in claim 1, wherein the inclination angle and height positioning template (10) is an integrally formed structure which is a U-shaped structure formed by connecting a vertical plate (10-1), a horizontal plate (10-2) and an inclined plate (10-3) in sequence, the vertical plate (10-1) is perpendicular to the horizontal plate (10-2), and an included angle α between the inclined plate (10-3) and the horizontal plate (10-2) is equal to an included angle β between an outer end surface K of an opening of the door outer hanging chute (3) and a horizontal plane; a first marking line (10-1-1) is arranged on the vertical plate (10-1), and the distance d from the first marking line (10-1-1) to the upper end surface of the horizontal plate (10-2) is equal to the vertical distance H0 between the upper edge line F of the end surface of the axle seat hanging plate (5-1) of the external suspension door system close to one side of the upper door frame (1) of the vehicle body and the lowest point E of the lower end surface of the upper door frame (1) of the vehicle body; a second marking line (10-3-1) is arranged on the inclined plate (10-3), and the distance H from the second marking line (10-3-1) to the upper end face of the horizontal plate (10-2) is equal to the vertical distance H1 between the upper edge line G of the opening of the door outer side suspension sliding groove (3) and the lowest point E of the lower end face of the upper door frame (1) of the vehicle body; the distance D between the outer end face of the vertical plate (10-1) and the inner end face of the inclined plate (10-3) at the position of the second marking line (10-3-1) is equal to the horizontal distance M between the upper edge line G of the opening of the door outer side suspension chute (3) and the upper edge line F of the end face of one side, close to the upper door frame (1) of the vehicle body, of the shaft seat suspension plate (5-1).

3. The installation device of the external hung door system of the railway vehicle as claimed in claim 1, wherein the limiting sample block (11) is a stepped structure consisting of a thin-end cuboid (11-1) and a thick-end cuboid (11-2) fixedly connected with the thin-end cuboid (11-1), the thickness L1 of the thin-end cuboid (11-1) is less than the thickness L2 of the thick-end cuboid (11-2), and the thickness L1 of the thin-end cuboid (11-1) is more than or equal to L_Small，L_SmallIs the minimum distance between the shifting fork crank (8-1) and the screw rod (7), and the thickness L2 of the cuboid (11-2) at the thick end is more than or equal to L_{Big (a)}，L_{Big (a)}Is the maximum distance between the shifting fork crank (8-1) and the screw rod (7).

4. A process for installing an installation device for an external hung door system of a railway vehicle according to any one of claims 1 to 3, comprising the steps of:

step one, the axle bed mounting bracket (5), lead screw axle bed (6) and lead screw (7) of equipment outer hung door system, its process is: fixedly connecting the tops of the two lead screw shaft seats (6) with the bottoms of the shaft seat hanging plates (5-1) of the two shaft seat mounting frames (5) in a one-to-one correspondence manner, and fixedly connecting the two ends of the lead screws (7) with the two lead screw shaft seats (6) in a one-to-one correspondence manner;

and step two, positioning the height position of a screw rod (7) of the external suspension door system by using the inclination angle and height positioning template (10), wherein the process is as follows: the outer end face of a vertical plate (10-1) of the inclination angle and height positioning sample plate (10) is attached to the end face of a shaft seat hanging plate (5-1) adjacent to one side of an upper door frame (1) of a vehicle body, the upper end face of a horizontal plate (10-2) of the inclination angle and height positioning sample plate (10) is attached to the lowest point E of the lower end face of the upper door frame (1) of the vehicle body in a horizontal posture, then an upper edge line F of the shaft seat hanging plate (5-1) close to one side end face of the upper door frame (1) of the vehicle body is aligned with a first marking line (10-1-1) of the vertical plate (10-1), at the moment, the shaft seat mounting frame (5) is fixedly connected with the inner side wall of the upper door frame (1) of the vehicle body;

thirdly, under the condition of the position of the inclination angle and height positioning sample plate (10) in the second step, the inclination angle and height position of the door outer side suspension sliding groove (3) of the outer suspension door system are positioned by utilizing the inclination angle and height positioning sample plate (10), and the process is as follows: aligning an opening upper edge line G of the door outer side hanging chute (3) with a second marking line (10-3-1) on an inclined plate (10-3) of the inclination angle and height positioning sample plate (10), and simultaneously attaching the opening left edge of the door outer side hanging chute (3) to the inner end face of the inclined plate (10-3), at the moment, fixedly connecting the door outer side hanging chute (3) with the outer side wall of a door frame (1) on a vehicle body, and further determining the inclination angle and height position of the door outer side hanging chute (3);

fourthly, mounting the outer suspension door plate (2) on the outer suspension sliding groove (3) of the door through a door plate suspension sliding block (4);

step five, limiting the distance between a shifting fork crank (8-1) of a shifting fork assembly (8) of the externally hung door system and a screw rod (7) by using a limiting sample block (11), and further determining the installation positions of a driving arm (9) and an externally hung door panel (2), wherein the process is as follows: one end, far away from the rotating shaft, of a shifting fork crank (8-1) is fixedly connected with one end of a driving arm (9), a shifting fork (8-2) of a shifting fork assembly (8) is connected with a screw rod (7), then, under the closed state or the half-open state or the full-open state of an externally hung door panel (2), a limiting sample block (11) is inserted between the shifting fork crank (8-1) and the screw rod (7), so that a thin-end cuboid (11-1) of the limiting sample block (11) can be inserted, and a thick-end cuboid (11-2) cannot be inserted between the shifting fork crank (8-1) and the screw rod (7), at the moment, the other end of the driving arm (9) is fixedly connected with the inner side wall of the externally hung door panel (2), and the installation of the externally hung door system is completed.

Technical Field

The invention belongs to the technical field of installation of an outer suspension door system of a railway vehicle, and particularly relates to an installation device and an installation process of the outer suspension door system of the railway vehicle.

Background

The outer suspension door of a certain type of railway vehicle has a structure similar to an elevator door, and the outer suspension door is much used during assembly and debuggingThe relative position sizes of the items must all be within the preset standard range given by the drawing. As shown in fig. 1 to 3, the vehicle body upper door frame 1 in the inclined posture is a known reference system with a fixed position and size, and the shaft seat mounting bracket 5 and the door outer side suspension runner 3 are respectively suspended on the inner and outer inclined end surfaces of the vehicle body upper door frame 1. The screw 7 is hung on an axle seat hanging plate 5-1 of the axle seat mounting frame 5 through two screw axle seats 6, the upper part of a pincerlike shift fork 8-2 of the shift fork assembly 8 is fixedly connected on the outer diameter of the screw 7 in a variable interval fine adjustment mode through an elastic rubber ring, the lower part of the pincerlike shift fork 8-2 is connected with one end of a shift fork crank 8-1 of the shift fork assembly 8 through a shaft, and the other end of the shift fork crank 8-1 is fixedly connected with an outer suspension door panel 2 through a driving arm 9. The round rod-shaped joint sliding block of the outer suspension door sliding block 4 is embedded into the outer suspension sliding groove 3 of the door and forms a sliding friction pair with the outer suspension sliding groove; the upper end of the outer suspension door panel 2 is fixedly connected with the outer suspension door sliding block 4, and outer suspension lifting in the vertical direction is realized. Meanwhile, the included angle beta between the outer end surface K of the opening of the door outer side suspension chute 3 and the horizontal plane is in accordance with the theoretical value given by the drawing. In addition, the vertical distance H0 between the upper edge line F of the end surface of the axle seat suspension plate 5-1 near one side of the upper door frame 1 of the vehicle body and the lowest point E of the lower end surface of the upper door frame 1 of the vehicle body, the vertical distance H1 between the upper edge line G of the opening of the door outer side suspension chute 3 and the lowest point E of the lower end surface of the upper door frame 1 of the vehicle body, and the horizontal distance M between the upper edge line F of the end surface of the axle seat suspension plate 5-1 near one side of the upper door frame 1 of the vehicle body and the upper edge line G of the opening of the door outer side suspension chute 3 are. Furthermore, the initial spacing value L between the spindle 7 and the fork crank 8-1 must also be within the known spacing range given on the drawing, i.e. L_Small≤L≤L_{Big (a)}，L_SmallIs the minimum distance, L, between the screw rod 7 and the shifting fork crank 8-1_{Big (a)}Is the maximum distance between the screw rod 7 and the shifting fork crank 8-1. The drive arm 9 is then used to ensure the initial tilt angle of the door panel 2.

However, since the elastic rubber ring in the pincer-like shift fork 8-2 is an elastic element with a variable outer diameter and the outer diameter of the lead screw 7 is a cylindrical end surface which is difficult to directly measure, it is difficult to determine the distance between the lead screw 7 and the shift fork crank 8-1. On the other hand, before the vertical height of axle bed mounting bracket 5 is confirmed, by axle bed mounting bracket 5, lead screw axle bed 6, lead screw 7, door plant inclination positioning mechanism that five of shift fork subassembly 8 and actuating arm 9 constitute jointly, it is not definite along the high position of door frame 1 medial surface on the automobile body, and arrange respectively in door frame 1 on the automobile body, the axle bed mounting bracket 5 and the door outside of outer both sides hang spout 3, the unable direct measurement of its two relative position relation also, the survey and drawing operation that leads to confirming its two relative size chain relation is heavy and complicated, low efficiency, under the prerequisite that every section carriage all contains four at least doors, the installation survey and drawing and the debugging operation of outer suspension door system need consume a large amount of manpower and materials, cause the increase of man-hour and cost, seriously restrict production efficiency's improvement.

Disclosure of Invention

The invention provides a mounting device and a mounting process of an external suspension door system of a railway vehicle, aiming at solving the technical problems that the space between a screw rod and a shifting fork crank of the existing external suspension door system of the railway vehicle is inconvenient to directly measure in a suspension state, and the mapping and debugging process of the relative dimension chain relation between a shaft seat mounting rack and a door external suspension sliding groove which are spaced at the inner side and the outer side of a door frame on a vehicle body is time-consuming and labor-consuming and low in efficiency.

The technical scheme adopted by the invention for solving the technical problem is as follows:

rail vehicle cantilever door system installation device, it includes inclination and high positioning sample board and spacing appearance piece, inclination and high positioning sample board are used for fixing a position the outer door side of cantilever door system and hang the inclination and the high position of spout and the high position of the lead screw of cantilever door system, spacing appearance piece is used for injecing the distance L between the fork crank of cantilever door system and the lead screw.

The mounting process based on the mounting device for the outer suspended door system of the railway vehicle is characterized by comprising the following steps of:

step one, assemble outer axle bed mounting bracket, lead screw axle bed and the lead screw of hanging door system outward, its process is: fixedly connecting the tops of the two lead screw shaft seats with the bottoms of the shaft seat hanging plates of the two shaft seat mounting frames in a one-to-one correspondence manner, and fixedly connecting the two ends of the lead screws with the two lead screw shaft seats in a one-to-one correspondence manner;

step two, utilize inclination and high positioning template location overhang door system's lead screw's high position, its process is: the outer end face of the vertical plate of the inclination angle and height positioning sample plate is attached to the end face of the shaft seat hanging plate, which is close to one side of the upper door frame of the vehicle body, the upper end face of the horizontal plate of the inclination angle and height positioning sample plate is attached to the lowest point E of the lower end face of the upper door frame of the vehicle body in a horizontal posture, then the upper edge line F of the end face of the shaft seat hanging plate, which is close to one side of the upper door frame of the vehicle body, is aligned with the first marking line of the vertical plate, at the moment, the shaft seat mounting frame is fixedly connected with the inner side wall of;

step three, under the position condition of the inclination angle and the height positioning sample plate in the step two, the inclination angle and the height position of the door outer side suspension sliding groove of the outer suspension door system are positioned by utilizing the inclination angle and the height positioning sample plate, and the process is as follows: aligning an opening upper edge line G of the door outer side suspension sliding chute with a second marking line on the inclined plate of the inclination angle and height positioning sample plate, and meanwhile, attaching the opening left edge of the door outer side suspension sliding chute to the inner end face of the inclined plate, at the moment, fixedly connecting the door outer side suspension sliding chute with the outer side wall of the door frame on the vehicle body, and further determining the inclination angle and the height position of the door outer side suspension sliding chute;

step four, mounting the outer suspension door plate on the outer suspension sliding groove of the door through the door plate suspension sliding block;

step five, utilize spacing appearance piece to inject the distance between the fork pulling crank and the lead screw of the shift fork subassembly of outer hanging door system, and then confirm the mounted position of actuating arm and outer hanging door plant, its process is: the one end of keeping away from the pivot with the shift fork crank links firmly with the one end of actuating arm to be connected shift fork and the lead screw of shift fork subassembly, then, hang a door plant closed condition or half open state or under the full open state outward, insert spacing appearance piece and pull out between fork crank and the lead screw, make the thin end cuboid of spacing appearance piece can insert and thick end cuboid can not insert and pull out between fork crank and the lead screw, at this moment, link firmly the other end of actuating arm and the inside wall of hanging a door plant outward, and then accomplish the installation of hanging a door system outward.

The invention has the beneficial effects that: the inclination angle and height positioning sample plate of the installation device of the railway vehicle outer suspension door system is provided with the inclined plate with the given vertical depth and the relative inclination angle, the inclined plate is matched with the vertical plate with the predetermined spacing value to form a position detection tool depending on a door frame on a known reference system vehicle body, the separation of the door frame on the vehicle body can be avoided by utilizing the inclination angle and height positioning sample plate, the inclination angle posture positioning of the door outer side suspension sliding groove is realized, and the vertical height positioning of the door outer side suspension sliding groove and the shaft seat installation frame relative to the vehicle body is realized on the premise that the spacing value of the door outer side suspension sliding groove and the shaft seat installation frame meets the.

Thin end cuboid and thick end cuboid on the spacing appearance piece have the thickness of predetermineeing that accords with the drawing size respectively, its two combined use, can make spacing appearance piece become one can have the simple tool who verifies maximum interval value and minimum interval value simultaneously concurrently, insert spacing appearance piece between fork crank and the lead screw, make the thin end cuboid of spacing appearance piece can insert and the thick end cuboid can not insert between fork crank and the lead screw, can ensure to pull out the distance between fork crank and the lead screw and must fall between the maximum value and the minimum that the drawing given, thereby satisfy the assembly demand.

In addition, the mounting device for the external suspension door system of the railway vehicle has the advantages of simple and practical structure, convenience in operation, low cost, convenience in popularization and the like.

Drawings

FIG. 1 is a schematic view of an assembled structure of a legacy outside hung door system;

FIG. 2 is a schematic diagram showing the relationship of the dimensional chains of the upper door frame, the outer side suspension sliding groove, the outer suspension door panel and the driving arm of the old vehicle body;

FIG. 3 is a schematic diagram of the dimensional chain relationships of the axle seat mounting bracket, the lead screw axle seat, the lead screw, the fork assembly and the drive arm;

FIG. 4 is a schematic diagram of the construction of the tilt and elevation positioning template of the present invention;

FIG. 5 is a schematic representation of the use of the tilt and elevation positioning template of the present invention;

FIG. 6 is a schematic structural diagram of a limit sample block according to the present invention;

fig. 7 is a schematic diagram of an application of the limiting sample block of the present invention.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

As shown in fig. 4 to 7, the installation apparatus of the outer suspension door system of the railway vehicle of the present invention comprises an inclination and height positioning template 10 and a limit block 11, the inclination and height positioning template 10 is used for positioning the inclination and height position of the door outer suspension sliding groove 3 of the outer suspension door system and the height position of the lead screw 7 of the outer suspension door system, and the limit block 11 is used for limiting the distance L between the fork crank 8-1 of the outer suspension door system and the lead screw 7.

As shown in fig. 4, the inclination angle and height positioning sample plate 10 of the present invention is an integrally formed structure, and is a U-shaped structure formed by sequentially connecting a vertical plate 10-1, a horizontal plate 10-2 and an inclined plate 10-3, wherein the vertical plate 10-1 is perpendicular to the horizontal plate 10-2, and an included angle α between the inclined plate 10-3 and the horizontal plate 10-2 is equal to an included angle β between an outer end face K of an opening of the door outer side suspension chute 3 and a horizontal plane; a first marking line 10-1-1 is arranged on the vertical plate 10-1, and the distance d from the first marking line 10-1-1 to the upper end surface of the horizontal plate 10-2 is equal to the vertical distance H0 between the upper edge line F of the end surface of the axle seat hanging plate 5-1 of the external suspension door system close to one side of the upper door frame 1 of the vehicle body and the lowest point E of the lower end surface of the upper door frame 1 of the vehicle body; a second marking line 10-3-1 is arranged on the inclined plate 10-3, and the distance H from the second marking line 10-3-1 to the upper end face of the horizontal plate 10-2 is equal to the vertical distance H1 between the upper edge line G of the opening of the door outer side hanging chute 3 and the lowest point E of the lower end face of the door frame 1 on the vehicle body; the distance D between the outer end face of the vertical plate 10-1 and the inner end face of the inclined plate 10-3 at the position of the second marking line 10-3-1 is equal to the horizontal distance M between the upper edge line G of the opening of the door outer side suspension chute 3 and the upper edge line F of the end face of the axle seat suspension plate 5-1, which is close to the upper door frame 1 of the vehicle body. The horizontal plate 10-2 is provided with a cross line bubble level meter for calibrating whether the horizontal plate 10-2 is placed parallel to the horizontal plane, so that the leveling of the inclination angle and the placing posture of the height positioning sample plate 10 can be assisted.

As shown in FIG. 6, the limiting sample block 11 of the invention is a stepped structure composed of a thin end cuboid 11-1 and a thick end cuboid 11-2 fixedly connected with the thin end cuboid 11-1, wherein the thickness L1 of the thin end cuboid 11-1 is less than the thickness L2 of the thick end cuboid 11-2, and the thickness L1 of the thin end cuboid 11-1 is more than or equal to L_Small，L_SmallIs the minimum distance between the shifting fork crank 8-1 and the screw rod 7, and the thickness L2 of the cuboid 11-2 at the thick end is more than or equal to L_{Big (a)}，L_{Big (a)}Is the maximum distance between the fork crank 8-1 and the lead screw 7.

As shown in fig. 5 and 7, the installation process of the external hung door system of the railway vehicle by applying the installation device of the external hung door system of the invention specifically comprises the following steps:

step one, assemble outer axle bed mounting bracket 5, lead screw axle bed 6 and lead screw 7 of hanging the door system outward, its process is: fixedly connecting the tops of the two lead screw shaft seats 6 with the bottoms of the shaft seat hanging plates 5-1 of the two shaft seat mounting frames 5 in a one-to-one correspondence manner, and fixedly connecting the two ends of the lead screws 7 with the two lead screw shaft seats 6 in a one-to-one correspondence manner;

and step two, positioning the height position of a screw rod 7 of the external suspension door system by using the inclination angle and height positioning template 10, wherein the process comprises the following steps: the outer end face of a vertical plate 10-1 of the inclination angle and height positioning sample plate 10 is attached to the end face of a shaft seat hanging plate 5-1, which is close to one side of a door frame 1 on a vehicle body, the upper end face of a horizontal plate 10-2 of the inclination angle and height positioning sample plate 10 is attached to the lowest point E of the lower end face of the door frame 1 on the vehicle body in a horizontal posture, then an upper edge line F of the shaft seat hanging plate 5-1, which is close to one side end face of the door frame 1 on the vehicle body, is aligned with a first marking line 10-1-1 of the vertical plate 10-1, at the moment, the shaft seat mounting frame 5 is fixedly connected with the inner side wall of the door frame;

step three, under the condition of the position of the inclination angle and height positioning sample plate 10 in the step two, the inclination angle and height position of the door outer side suspension sliding groove 3 of the outer suspension door system are positioned by utilizing the inclination angle and height positioning sample plate 10, and the process is as follows: aligning an upper edge line G of an opening of the door outer side hanging chute 3 with a second marking line 10-3-1 on an inclined plate 10-3 of the inclination angle and height positioning sample plate 10, and simultaneously, attaching the left edge of the opening of the door outer side hanging chute 3 to an inner end face of the inclined plate 10-3, at the moment, fixedly connecting the door outer side hanging chute 3 with the outer side wall of a door frame 1 on a vehicle body, and further determining the inclination angle and the height position of the door outer side hanging chute 3;

step four, installing the outer suspension door panel 2 on the outer suspension sliding chute 3 of the door through a door panel suspension sliding block 4;

step five, utilizing a limit sample block 11The distance between a shifting fork crank 8-1 of a shifting fork assembly 8 of the externally hung door system and the screw rod 7 is limited, and then the installation position of the driving arm 9 and the externally hung door panel 2 is determined, and the process is as follows: one end of a shifting fork shaft seat 8-1, which is far away from the rotating shaft, is fixedly connected with one end of a driving arm 9, a shifting fork 8-2 of a shifting fork assembly 8 is connected with a screw rod 7, and then, a limiting sample block 11 is inserted between a shifting fork crank 8-1 and the screw rod 7 under the closed state or the half-open state or the full-open state of an externally hung door panel 2, so that a thin-end cuboid 11-1 of the limiting sample block 11 can be inserted and a thick-end cuboid 11-2 cannot be inserted between the shifting fork crank 8-1 and the screw rod 7; at this time, the distance L between the fork crank 8-1 and the lead screw 7 inevitably falls to the maximum value L given in the drawing_{Big (a)}And a minimum value L_SmallThereby meeting the assembly requirement of L; and finally, the other end of the driving arm 9 is fixedly connected with the inner side wall of the outer suspension door plate 2, so that the process of determining and adjusting the installation size chain of the outer suspension door system can be completed, and the installation of the outer suspension door system is further completed.