CN209936271U - Rail vehicle chassis assembly fixture - Google Patents

Abstract

The utility model relates to a rail vehicle technical field provides a rail vehicle chassis equipment frock. This rail vehicle chassis equipment frock includes the base, be provided with a supporting bench on the base, still including setting up the spacing subassembly on the base, spacing subassembly includes that both ends stride establishes the mount pad on a supporting bench, the mount pad both ends all extend down and are formed with the installation department, the installation department sets up respectively in a supporting bench relative both sides, all be provided with interval adjustment piece between every mount pad and the side that corresponds, interval adjustment piece is connected the mount pad and is driven the mount pad and move along a supporting bench's width direction, be provided with spacing profiling on the mount pad. This rail vehicle chassis equipment frock adjusts the interval between installation department and the brace table through interval regulating part, and the position of mount pad on the adjustable base to satisfy the equipment volume demand of putting of different rail vehicle chassis. The rail vehicle chassis assembling tool can adapt to quick switching of different vehicle types, and effectively improves tool adjusting efficiency and tool positioning precision.

Description

Rail vehicle chassis assembly fixture

Technical Field

The utility model relates to a rail vehicle technical field especially relates to rail vehicle chassis equipment frock.

Background

In recent years, high-speed rails have been rapidly developed as an important national business card in China, and motor train unit products are continuously updated, such as harmony motor train unit series, intercity motor train unit series, renaming China standard motor train unit series and the like. The motor train unit product varieties are diversified, so that the section and the width of a train body structure are changed, and parts of the rail vehicle underframe assembling tool in the prior art along the width direction of a rail vehicle are all rigid parts, so that the rail vehicle underframe assembling tool can only be used for assembling the underframe with a specific width. When the chassis of various different vehicle types needs to be assembled, the tool needs to be frequently switched according to the chassis structure so as to adapt to the width of the chassis of the specific vehicle type.

SUMMERY OF THE UTILITY MODEL

The present invention aims at least solving one of the technical problems existing in the prior art or the related art.

One of the purposes of the utility model is that: the utility model provides a rail vehicle chassis equipment frock, the change along with the motorcycle type that exists among the prior art needs frequently carry out the technical problem that the frock switches according to the chassis structure.

In order to realize this purpose, the utility model provides a rail vehicle chassis equipment frock, the on-line screen storage device comprises a base, be provided with a supporting bench on the base, still including setting up spacing subassembly on the base, spacing subassembly includes that both ends are striden and is established the mount pad on the supporting bench, the mount pad both ends all extend down and are formed with the installation department, the installation department set up respectively in the relative both sides of supporting bench, every the mount pad with correspond all be provided with the interval regulating part between the side, the interval regulating part is connected the mount pad drives the mount pad along the width direction motion of supporting bench, be provided with spacing profiling on the mount pad.

According to the utility model discloses an embodiment, spacing adjustment spare includes top retaining member and retaining member, top retaining member passes after the installation department tightly the side, the retaining member will top retaining member locks in the current position.

According to the utility model discloses an embodiment, the top retaining member is the puller bolt, the retaining member is lock nut.

According to the utility model discloses an embodiment, spacing profiling is including fixing PMKD on the mount pad and connection PMKD's limiting plate.

According to an embodiment of the utility model, the base comprises a fixed base and a movable base, and the rail vehicle underframe assembling tool further comprises a positioning mechanism and a driving mechanism; the positioning mechanism comprises a positioning piece and a driving piece, and the driving piece is used for driving the positioning piece to move to a set position; the driving mechanism is connected with the supporting table on the movable base and used for driving the supporting table to abut against the positioning piece.

According to the utility model discloses an embodiment, positioning mechanism is located between unable adjustment base and the mobile base, actuating mechanism is located the mobile base is kept away from one side of unable adjustment base.

According to the utility model discloses an embodiment, unable adjustment base and removal base all are provided with T type spout along self length direction.

According to the utility model discloses an embodiment, T type spout is located the unable adjustment base upper surface and remove the base upper surface, the brace table pass through T type connecting piece install extremely T type spout department.

According to the utility model discloses an embodiment, actuating mechanism includes along a plurality of hydraulic cylinder that the length direction of moving the base distributes, hydraulic cylinder passes through hydraulic cylinder seat and fixes to first linear guide on, just the extending direction perpendicular to of first linear guide the length direction of moving the base.

According to the utility model discloses an embodiment, the driving piece includes along a plurality of motors that the length direction of moving the base distributes, the motor passes through ball screw pair and connects the setting element.

The technical scheme of the utility model has following advantage: the utility model discloses a rail vehicle chassis equipment frock adjusts the interval between installation department and the brace table through the interval regulating part, can adjust the position of mount pad on the base to satisfy the equipment demand of different rail vehicle chassis. The rail vehicle chassis assembling tool can adapt to quick switching of different vehicle types, and effectively improves tool adjusting efficiency and tool positioning precision.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic diagram of a structural relationship between a limiting assembly and a supporting table according to an embodiment of the present application;

FIG. 2 is a schematic diagram of the engagement relationship between two sets of position-limiting assemblies and a support platform according to an embodiment of the present application;

FIG. 3 is a schematic top view of the rail vehicle underframe assembly tooling of the embodiment of the application;

FIG. 4 is a schematic structural diagram of a drive mechanism according to an embodiment of the present application;

FIG. 5 is a schematic top view of a positioning mechanism according to an embodiment of the present application;

FIG. 6 is a schematic cross-sectional view taken at B-B of FIG. 5;

FIG. 7 is a schematic side view of a positioning mechanism according to an embodiment of the present application;

in the figure: 1. an installation part; 2. fixing the bottom plate; 3. jacking the bolt; 4. a transition plate; 5. a pin shaft; 6. locking the nut; 7. a limiting plate; 8. a support table; 9. a mounting seat; 10. a fixed base; 11. moving the base; 12. a drive mechanism; 13. a positioning mechanism; 14. a first base plate; 15. a first linear guide rail; 16. a hydraulic cylinder mount; 17. a hydraulic cylinder; 01. a second base plate; 02. a second linear guide; 03. a slider; 04. a first bearing housing; 05. a second bearing housing; 06. a ball screw nut; 07. a ball screw; 08. a coupling; 09. a motor; 010. a screw rod protective cover; 011. a connecting seat; 012. a limiting seat; 013. a motor base; 014. a first cushion block; 015. a second cushion block; 016. and (4) stopping.

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. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the description of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate the orientation or positional relationship, without particular description, based on the orientation or positional relationship shown in the drawings, only for the convenience of description and simplification of the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Please refer to fig. 1, the rail vehicle underframe assembling tool of the embodiment includes a base (not shown in fig. 1) and a limiting component arranged on the base, a supporting platform 8 is arranged on the base, the limiting component includes a mounting seat 9 with two ends straddling the supporting platform 8, two ends of the mounting seat 9 are both extended downwards to form mounting portions 1, the mounting portions 1 are respectively arranged on two opposite sides of the supporting platform, an interval adjusting piece is arranged between each mounting seat 9 and the corresponding side surface, the interval adjusting piece is connected with the mounting seat 9 and drives the mounting seat 9 to move along the width direction of the supporting platform, and a limiting explorator is arranged on the mounting seat 9.

Wherein, what "interval regulating part connects mount pad 9 and drives mount pad 9 and move along the width direction of a supporting bench" indicates that the in-process that interval regulating part adjusted can drive mount pad 9 to produce along the displacement of a supporting bench width direction. The "pitch adjusting member" as the name implies is one which can achieve pitch adjustment between the mounting portion 1 and the side surface of the support table 8.

This kind of rail vehicle chassis equipment frock adjusts the interval between installation department 1 and the brace table 8 through the interval regulating part, can adjust the position of mount pad 9 on the base to satisfy the equipment demand of different rail vehicle chassis. The rail vehicle chassis assembling tool can adapt to quick switching of different vehicle types, and effectively improves tool adjusting efficiency and tool positioning precision.

The supporting table 8 may be disposed along the length direction of the base, or the supporting table 8 may be disposed in plural, and the plural supporting tables 8 are distributed along the length direction of the base. The support base 8 may be integrally formed with the base or may be separate from the base.

According to the utility model discloses an embodiment, spacing adjustment spare includes top tight piece and retaining member, and the tight side in top after the tight piece of top passes installation department 1, and the retaining member will push up the locking of tight piece.

It can be seen from fig. 1 that the tightening member is a tightening bolt 3 and the locking member is a lock nut 6. Wherein, lock nut 6 can be fixed on installation department 1, and then when needing to adjust the mount pad 9 position, only need can realize through rotatory puller bolt 3. Of course, the screw hole may be directly formed in the mounting portion 1 without additionally providing the locking jack bolt 3. Further, the tightening bolt 3 is engaged with the screw hole of the mounting portion 1, thereby achieving an effect of adjusting the position of the mounting seat 9.

Wherein, can be in the top tight bolt 3 be close to the one end connection cab apron 4 of brace table 8 side, can increase the area of contact between interval regulating part and the brace table 8 through this cab apron 4, and then prevent interval regulating part and 8 pressure losses of brace table.

Referring to fig. 1, when the position of the mounting seat 9 needs to be adjusted to the right, the tightening bolt 3 on the mounting portion 1 is rotated, so that the length of the left tightening bolt 3 inside the mounting portion 1 is reduced, and the length of the right tightening bolt 3 inside the mounting portion 1 is increased. On the contrary, when the position of the mounting seat 9 needs to be adjusted leftward, the puller bolt 3 of the mounting part 1 is rotated, so that the length of the left puller bolt 3 located inside the mounting part 1 is increased, and the length of the right puller bolt 3 located inside the mounting part 1 is decreased.

Of course, the structural form of the top member and the locking member is not limited by the above examples.

For example, the jacking piece can also adopt a mandril which is provided with a plurality of pin holes along the axial direction of the jacking piece, and the locking piece adopts a pin. Further, after the plunger passes through the mounting portion 1, the position of the mounting seat 9 is locked by the engagement between the pin and the pin hole.

For another example, the tightening part can also adopt an ejector rod with a clamping groove along the axial direction of the tightening part, and the locking part adopts a clamp. And the ejector rod passes through the mounting part 1, and then the position of the mounting seat 9 is locked through the matching between the clamping groove and the hoop.

According to the utility model discloses a wherein one of them embodiment, spacing profiling is including fixing PMKD 2 on mount pad 9 and connecting PMKD 2's limiting plate 7. Spacing profiling both can lead to the length direction setting along the base, also can set up spacing profiling into a plurality ofly, and then a plurality of spacing profiling distribute along the length direction of base.

According to the utility model discloses a one of them embodiment, spacing profiling is installed to mount pad 9 through round pin axle 5 on, and then spacing profiling itself also can quick assembly disassembly to the equipment of adaptation different work pieces. Of course, the limit fence and the mounting seat 9 can also adopt an integrated structure.

Furthermore, the mounting 9 and the limit profile on the mounting 9 are preferably of modular design. Also on the length direction along the base, mount pad 9 and spacing profiling do not adopt monolithic structure, and then can promote product motorcycle type conversion efficiency.

It should be noted that the rail vehicle underframe assembling tool may have two sets of oppositely arranged installation seats 9 and limiting explorator, and the two sets of installation seats 9 and limiting explorator are matched as shown in fig. 2. Further, the workpiece may be confined between the two sets of mounting seats 9 and the limit profile.

Referring to fig. 3, the base includes a fixed base 10 and a movable base 11. In addition, the rail vehicle underframe assembling tool further comprises a positioning mechanism 13 and a driving mechanism 12. The positioning mechanism 13 comprises a positioning piece and a driving piece, and the driving piece is used for driving the positioning piece to move to a set position; the driving mechanism 12 is connected to the supporting table on the moving base 11 and is used for driving the supporting table on the moving base 11 to abut against the positioning element.

As a main bearing structure of the rail vehicle chassis assembling tool, the base can be made of cast iron modules.

As can be seen from fig. 3, the positioning mechanism 13 is located between the fixed base 10 and the movable base 11, and the driving mechanism 12 is located on the side of the movable base 11 away from the fixed base 10. Under this condition, positioning mechanism 13 and actuating mechanism 12 set up respectively in the both sides of removing base 11, and then satisfy the rationality spatial arrangement demand of rail vehicle chassis equipment frock.

Referring to fig. 4, according to one embodiment of the present invention, the driving mechanism 12 includes a plurality of hydraulic cylinders 17 distributed along the length direction of the movable base 11, the hydraulic cylinders 17 are fixed to the first linear guide 15 through hydraulic cylinder seats 16, and the extending direction of the first linear guide 15 is perpendicular to the length direction of the movable base 11.

The first linear guide 15 is mounted on the first base plate 14, wherein the first base plate 14 may be an integral part of the base, or may be independent of the base and fixed in position relative thereto.

For example, the number of hydraulic cylinders 17 of the driving mechanism 12 may be six, and thus six sets of hydraulic cylinders 17 may realize the rapid movement of the moving base 11. Of course, the number of hydraulic cylinders 17 is not limited to the examples, and may be selected according to the length of the workpiece.

Referring to fig. 5-7, according to one embodiment of the present invention, the driving member of the positioning mechanism 13 includes a plurality of motors 09 distributed along the length direction of the movable base 11, and the motors 09 are connected to the positioning members through a ball screw pair.

Specifically, the motor 09 is mounted on the second base plate 01 through a motor mount 013, wherein the motor 09 can adopt a servo motor, and then the position of the moving base 11 is accurately controlled. In addition, the output end of the motor 09 is connected with the ball screw pair through a coupling 08. The ball screw pair includes a ball screw 07 and a ball screw nut 06. Both ends of the ball screw 07 are connected to the second base plate 01 through a first bearing housing 04 and a second bearing housing 05, respectively. In order to meet the height requirements of the first bearing seat 04 and the second bearing seat 05, a first spacer 014 may be provided between the first bearing seat 04 and the second base plate 01, and a second spacer 015 may be provided between the second bearing seat 05 and the second base plate 01. The output end of the motor 09 is connected with one end of the ball screw 07 through the coupler 08, the ball screw nut 06 is arranged on the ball screw 07, and the ball screw 07 is arranged in the screw protective cover 010.

Further, set up second linear guide 02 on second bottom plate 01, the setting element adopts the structural style of spacing seat 012, and spacing seat 012 bottom is provided with slider 03, and slider 03 can slide along second linear guide 02. In addition, the limiting seat 012 is connected with the ball screw nut 06 through the connecting seat 011, and then when the motor 09 drives the ball screw pair to move, the ball screw nut 06 drives the limiting seat 012 to move along the axial direction of the ball screw 07.

For example, the positioning mechanism 13 may include six sets of servo motors and ball screw pairs, so as to ensure quick positioning of the movable base 11. The stopping part 016 is formed on the limiting seat 012, so that the stopping part 016 can limit the position of the moving base 11 when the driving mechanism 12 drives the moving base 11 to move.

According to the utility model discloses a wherein one of them embodiment, unable adjustment base 10 all is provided with T type spout along self length direction with removal base 11, and then connects other component parts of rail vehicle chassis equipment frock through T type spout.

For example, a T-shaped chute is provided on the upper surface of the base. Wherein, at least one of the fixed base 10 and the movable base 11 is provided with a T-shaped chute. Under this kind of circumstances, the brace table 8 that mentions above can be installed to T type spout department through T type connecting piece, and then the position of brace table 8 on base length direction can be adjusted in a flexible way. The T-shaped connecting piece can be a T-shaped bolt or a T-shaped nut and the like.

On the basis, the rail vehicle underframe assembling tool further comprises an electric control box or a PLC digital control system, all motors 09 of the positioning mechanism 13 and all hydraulic oil cylinders 17 of the driving mechanism 12 are controlled through the electric control box or the PLC digital control system, and the synchronism of all the motors 09 and the synchronism of all the hydraulic oil cylinders 17 are guaranteed.

The above embodiments are merely illustrative, and not restrictive, of the present invention. Although the present invention has been described in detail with reference to the embodiments, it should be understood by those skilled in the art that various combinations, modifications or equivalent substitutions may be made to the technical solution of the present invention without departing from the spirit and scope of the technical solution of the present invention, and all of the technical solutions should be covered by the scope of the claims of the present invention.

Claims (10)

1. The utility model provides a rail vehicle chassis equipment frock, includes the base, be provided with a supporting bench on the base, its characterized in that still is including setting up spacing subassembly on the base, spacing subassembly includes that both ends are striden and is established the mount pad on the supporting bench, the mount pad both ends all extend down and are formed with the installation department, the installation department set up respectively in the both sides that the supporting bench is relative, every the mount pad with correspond all be provided with interval regulating part between the side, interval regulating part is connected the mount pad drives the mount pad along the width direction motion of supporting bench, be provided with spacing profiling on the mount pad.

2. The rail vehicle underframe assembly tooling of claim 1, wherein the spacing adjusting piece comprises an abutting piece and a locking piece, the abutting piece abuts against the side face after passing through the mounting part, and the locking piece locks the abutting piece.

3. The rail vehicle underframe assembling tool of claim 2, wherein the jacking member is a jacking bolt, and the locking member is a lock nut.

4. The rail vehicle underframe assembly tooling of claim 1, wherein the limiting explorator comprises a fixed bottom plate fixed on the mounting seat and a limiting plate connected with the fixed bottom plate.

5. The rail vehicle underframe assembly tooling of any one of claims 1 to 4, wherein the base comprises a fixed base and a movable base, and the rail vehicle underframe assembly tooling further comprises a positioning mechanism and a driving mechanism; the positioning mechanism comprises a positioning piece and a driving piece, and the driving piece is used for driving the positioning piece to move to a set position; the driving mechanism is connected with the supporting table on the movable base and used for driving the supporting table to abut against the positioning piece.

6. The rail vehicle underframe assembly tooling of claim 5, wherein the positioning mechanism is located between the fixed base and the movable base, and the driving mechanism is located on a side of the movable base away from the fixed base.

7. The rail vehicle underframe assembly tooling of claim 5, wherein the fixed base and the movable base are both provided with T-shaped sliding grooves along the length direction thereof.

8. The rail vehicle underframe assembly tooling of claim 7, wherein the T-shaped sliding grooves are located on the upper surface of the fixed base and the upper surface of the movable base, and the support table is mounted to the T-shaped sliding grooves through T-shaped connecting pieces.

9. The rail vehicle underframe assembly tooling of claim 5, wherein the driving mechanism comprises a plurality of hydraulic oil cylinders distributed along the length direction of the moving base, the hydraulic oil cylinders are fixed on a first linear guide rail through hydraulic oil cylinder seats, and the extension direction of the first linear guide rail is perpendicular to the length direction of the moving base.

10. The rail vehicle underframe assembly tooling of claim 5, wherein the driving member comprises a plurality of motors distributed along the length direction of the movable base, and the motors are connected with the positioning members through ball screw pairs.

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