CN221159174U - End traction Liang Chegou box combined tool - Google Patents

Abstract

The application relates to the field of locomotives, in particular to an end traction Liang Chegou box combined tool, which comprises: an end draft Liang Gongzhuang comprising a platform including a center score line, a first positioning device, a first adjustment device, and a positioning connection device disposed on the platform, the positioning connection device including a first center reference line defined thereon, a vertical projection of which on the platform coincides with the center score line, the end draft sill being secured to the platform by the first positioning device and the first adjustment device such that the vertical projection of the center line of the end draft sill on the platform coincides with the center score line; and a coupler box tooling connected with the end traction Liang Gongzhuang, comprising a frame, a connecting device and a second adjusting device, wherein the connecting device and the second adjusting device are arranged on the frame, the frame comprises a second center reference line defined on the frame, and the coupler box is fixed on the frame through the connecting device and the second adjusting device so that the second center reference line is overlapped with the vertical projection of the first center reference line on the platform.

Description

End traction Liang Chegou box combined tool

Technical Field

The application relates to the field of locomotives, in particular to a combined tooling for an end traction Liang Chegou box.

Background

The locomotive coupler box is an important part for installing a coupler buffer device, wherein the space size precision of the coupler box in a chassis directly influences the installation precision of the coupler and the running safety of the whole locomotive, and the coincidence precision of the center line of the coupler box and the center line of the chassis is the most important. In the prior art, an opposite mode is adopted, firstly, an end traction beam and a coupler box are assembled and welded into a whole, and then the end traction Liang Chegou box is integrally assembled with other parts in a chassis as a whole, as shown in figures 1-3; as shown in fig. 3, the end traction beam mainly comprises a front end plate, a rear end plate and a bottom plate, so that the center line reference of the end traction beam is firstly determined whether the end traction Liang Chegou box is assembled with other parts of the chassis or the end traction beam is assembled with the coupler box, the reference is generally the center point connecting line of the front end plate and the rear end plate of the end traction beam, the center line of the end traction beam needs to be mutually overlapped with the center line of the chassis (the center line of the end traction beam and the center line of the chassis are in the same plane) in the assembly of the chassis, and the vertical projection of the center line of the coupler box on the upper plane of the end traction beam needs to be overlapped with the center line of the end traction beam.

The car coupler box is mainly divided into a left sub-plate seat assembly and a right sub-plate seat assembly (shown in figure 1), the left sub-plate seat assembly and the right sub-plate seat assembly are assembled into a whole by utilizing a tool in the prior art, two positioning holes are processed on the central line of the tool, two process holes are also processed on the bottom plate of the end traction beam, the tool is integrally hoisted on the bottom plate together with the left sub-plate seat assembly and the right sub-plate seat assembly, two positioning pins are installed on the tool and the bottom plate in a penetrating manner, and the central line of the car coupler box is the projection coincidence with the central line of the end traction beam at the moment.

As shown in fig. 4 and 5, in the prior art, two process holes are processed in advance in the bottom plate, and a central line is drawn on the central line of the process holes, and in the process of assembling and welding the end traction beam, the projection of the central line on the upper plane of the end traction beam is ensured to coincide with the central line of the end traction beam by using tools such as a square, etc.; the front, back, left and right sides of the tool are respectively attached to the corresponding sides of the coupler box assembled from the left and right slave plates by the tool, the left and right sides are fastened by bolts, the jackscrew top of the front and back end faces is tensioned and tight, and the subsequent tool is convenient to detach.

However, the prior art suffers from at least the following drawbacks:

The strength of the process holes is influenced, the process holes are required to be subjected to fatigue calculation such as stress and the like, or the later-stage process holes are required to be filled by a patch, and certain locomotive factories do not allow the process holes to be processed even so far, and the assembly accuracy is ensured by completely depending on scribing; the projection of the connecting line of the process hole on the bottom plate is overlapped with the center line of the end traction beam, so that the error is large and the projection cannot be always ensured; the distance of the process hole is short, and the torsion error is large; the space of the jackscrew arrangement place is narrow, and the spiral jackscrew operation is very inconvenient.

Based on this, there is still room for improvement in the prior art.

Disclosure of utility model

The present application summarizes aspects of the embodiments and should not be used to limit the claims. Other embodiments may be devised in light of the techniques described herein, which will be apparent to one skilled in the art upon studying the following drawings and detailed description, and are intended to be included within the scope of the application.

In order to solve the problem that exists among the prior art, provide a tip pulls Liang Chegou case combination formula frock, it includes: an end draft Liang Gongzhuang for assembling an end draft sill, the end draft Liang Gongzhuang including a platform including a center score line disposed thereon and a first positioning means, a first adjusting means, and a positioning connection means disposed on the platform, the positioning connection means including a first center reference line defined thereon, a perpendicular projection of the first center reference line on the platform coinciding with the center score line, the end draft sill being secured to the platform by the first positioning means and the first adjusting means such that a perpendicular projection of a center line of the end draft sill on the platform coincides with the center score line; and a coupler box tooling connected with the end traction Liang Gongzhuang through the positioning connection device, the coupler box tooling being used for assembling a coupler box and comprising a frame, a connection device and a second adjustment device arranged on the frame, the frame comprising a second central reference line defined thereon, the coupler box being fixed on the frame through the connection device and the second adjustment device such that the second central reference line coincides with the vertical projection of the first central reference line on the platform.

In an embodiment of the application, the first positioning device comprises a front end plate positioning seat which is arranged on the platform and comprises a plane which is perpendicular to the platform and the central scribing line; the first adjusting device comprises at least one rear end jacking screw and at least one first adjusting screw, wherein the rear end jacking screw is arranged opposite to the vertical surface, and the first adjusting screw is arranged on at least one of two opposite sides of the vertical surface.

In an embodiment of the present application, the first positioning device includes a front end plate positioning seat and a supporting seat disposed opposite to the front end plate positioning seat, and the positioning connection device includes a rotating seat disposed on the front end plate positioning seat and a positioning ruler pivotally connected to the rotating seat.

In an embodiment of the present application, the positioning connection device further includes a first ruler positioning seat provided on the front end plate positioning seat and a second ruler positioning seat provided on the supporting seat, the first ruler positioning seat restricts two degrees of freedom of movement of the positioning ruler near one end of the rotating seat, and the second ruler positioning seat restricts three free ends of movement of the positioning ruler at the other end opposite to the one end near the rotating seat.

In an embodiment of the application, the first ruler positioning seat is in a first concave shape and comprises a first supporting surface and a first positioning surface, the first ruler positioning seat comprises a first side top and a first pressing plate, which are arranged on the first ruler positioning seat, the first side top is abutted against the positioning ruler so as to enable the positioning ruler to be attached to the first positioning surface, and the first pressing plate is pressed downwards against the positioning ruler so as to enable the positioning ruler to be attached to the first supporting surface; the second rule positioning seat is in a second concave shape and comprises a second supporting surface, a second positioning surface and a third positioning surface, the second rule positioning seat comprises a second pressing plate and a second side top, the second pressing plate is arranged on the second rule positioning seat, the second side top is abutted to the positioning rule so that the positioning rule is attached to the second positioning surface, the second pressing plate is pressed downwards to enable the positioning rule to be attached to the second supporting surface, and the third positioning surface is attached to the end portion of the positioning rule.

In an embodiment of the application, the positioning connection device further comprises a first positioning hole and a second positioning hole which are arranged on the positioning ruler, and a connecting line of the first positioning hole and the second positioning hole defines the first center reference line.

In an embodiment of the application, the connecting device comprises a first positioning part and a second positioning part which are respectively arranged at two sides of the frame, the first positioning part and the second positioning part are respectively used for assembling a first slave board seat and a second slave board seat of the coupler box, and the second adjusting device comprises second adjusting screws respectively arranged at two sides of the frame, and the second adjusting screws are connected with the frame through a wedge combination.

In an embodiment of the application, the ramp combination comprises a master ramp and a slave ramp, wherein the master ramp is connected to the frame and the slave ramp is connected to the second adjusting screw to generate a tensioning force under the effect of the ramp combination to tension and position the first slave plate mount and the second slave plate mount.

In an embodiment of the application, the frame comprises a middle portion between two sides of the frame, the middle portion comprising a third positioning hole and a fourth positioning hole provided thereon, the third positioning hole and the fourth positioning hole defining the second center reference line.

In an embodiment of the application, the coupler box tooling and the end pull Liang Gongzhuang are connected to each other by first and second locating pins extending through the first, second, third and fourth locating holes.

Compared with the prior art, the application omits the process hole, eliminates errors caused by manual scribing, and ensures the assembly precision. In addition, the present application reduces torsional errors and solves the problem of inconvenient operation of the jackscrew.

These and other aspects, objects, and features of the present disclosure will be understood and appreciated by those skilled in the art upon studying the following specification, claims, and appended drawings.

Drawings

For a more complete understanding of embodiments of the present application, reference should be made to the embodiments illustrated in greater detail in the accompanying drawings and described below by way of example, wherein:

FIG. 1 shows a schematic structural diagram of a coupler box;

FIG. 2 shows a schematic structural view of an end draft sill;

FIG. 3 shows a schematic view of an end draft Liang Chegou box assembly;

FIG. 4 shows a top view of an assembly scheme employed by the prior art;

FIG. 5 shows a front view of an assembly scheme employed by the prior art;

FIG. 6 shows a schematic structural view of an end draft Liang Chegou box combination tooling according to an embodiment of the application;

FIG. 7 shows a schematic structural view of an end pull Liang Gongzhuang according to an embodiment of the present application;

FIG. 8 shows a detailed schematic of the end pull Liang Gongzhuang of FIG. 7;

FIGS. 9a and 9b show a schematic structural diagram of a coupler box tooling according to an embodiment of the present application;

FIG. 10 illustrates a coupler box tooling and product in accordance with an embodiment of the present application;

fig. 11 illustrates an end draft Liang Chegou box tooling and product according to an embodiment of the present application.

Detailed Description

Embodiments of the present disclosure are described below. However, it is to be understood that the disclosed embodiments are merely examples and that other embodiments may take various alternative forms. The figures are not necessarily to scale; some functions may be exaggerated or minimized to show details of particular components. Therefore, specific structural and functional details disclosed herein are not to be interpreted as limiting, but merely as a representative basis for teaching one skilled in the art to variously employ the present application. As will be appreciated by those skilled in the art, the various features illustrated and described with reference to any one drawing may be combined with features illustrated in one or more other drawings to produce embodiments that are not explicitly illustrated or described. The combination of features shown provides representative embodiments for typical applications. However, various combinations and modifications of the features consistent with the teachings of the present disclosure may be desired for certain specific applications or implementations.

Moreover, in this document, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. The terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

According to the present application, there is provided an end pull Liang Chegou box assembly tooling 50, as shown in fig. 6-9b, comprising: the end traction Liang Gongzhuang for assembling the end traction beam, the end traction beam tooling 1 comprises a platform 101, a first positioning device 51, a first adjusting device 52 and a positioning connection device 53 which are arranged on the platform 101, the platform 101 comprises a center line A arranged on the platform, and the positioning connection device 53 comprises a first center reference line (not shown in the figure) which is defined on the platform, wherein the vertical projection of the first center reference line on the platform 101 coincides with the center line A, and the end traction beam is fixed on the platform 101 through the first positioning device 51 and the first adjusting device 52 so that the vertical projection of a center line (not shown in the figure) of the end traction beam on the platform 101 coincides with the center line A; and a coupler box tooling 2 connected to the end traction Liang Gongzhuang by a positioning connection 53, the coupler box tooling 2 being for assembling a coupler box and comprising a frame 201 and a connection 61 and a second adjustment 62 provided on the frame 201, the frame 201 comprising a second central reference line (not shown in the figures) defined thereon, the coupler box being fixed to the frame 201 by the connection 61 and the second adjustment 62 such that the second central reference line coincides with the vertical projection of the first central reference line on the platform 101.

In an embodiment of the present application, end draft Liang Gongzhuang is fixed to the ground and coupler box tooling 2 may be integrally formed by connecting and positioning locating pin 111 and end draft Liang Gongzhuang 1 as described below.

In the embodiment of the present application, the first positioning device 51 includes a front end plate positioning seat 103, and the front end plate positioning seat 103 is disposed on the platform 101 and includes a vertical plane (not shown in the figure) perpendicular to the plane where the platform 101 is located and the center scribe line a; the first adjusting device 52 includes at least one rear end tightening screw 104 and at least one first adjusting screw 102, where the rear end tightening screw 104 is disposed opposite to the vertical surface and is used to tighten the end traction beam, so that the front end plate of the end traction beam is attached to the vertical surface on the front end plate positioning seat 103. A first adjustment screw 102 is provided on at least one of two opposite sides of the vertical plane for adjusting the end draft sill to ultimately coincide with the center line a of the center score line a on the platform 101. In one embodiment, two sides of the front end plate positioning seat 103 are respectively provided with an adjusting screw 102 and a rear end tightening screw 104, and the rear end tightening screws 104 are respectively arranged at a required height through a necessary connecting seat or connecting rod. In other embodiments, other numbers of rear end cinching screws and adjustment screws may be included.

In the embodiment of the present application, the first positioning device 51 includes a front end plate positioning seat 103 and a support seat 105 provided opposite to the front end plate positioning seat 103, and the positioning connection device 53 includes a rotation seat 106 provided on the front end plate positioning seat 103 and a positioning ruler 107 pivotably connected to the rotation seat 106. The rotating seat 106 is arranged on the front end plate positioning seat 103, and a hole for pivoting is formed in the rotating seat; one end of the positioning ruler 107 is provided with a through hole for rotation, the through hole is connected with a hole machined on the rotary seat 106 through a pin shaft, the positioning ruler 107 can rotate around the center of the hole so as to facilitate the installation and the disassembly of the product and the coupler box tool 2, and the diameters of the rotary seat 106 and the hole machined on the positioning ruler 107 are larger than those of the pin shaft, so that the positioning ruler 107 can be conveniently adjusted. In an embodiment of the application, the product may include at least one of a coupler box, an end draft sill, and an end draft Liang Chegou box.

In the embodiment of the present application, the positioning connection device 53 further includes a first scale positioning seat 108 provided on the front end plate positioning seat 103 and a second scale positioning seat 112 provided on the support seat 105, the first scale positioning seat 108 restricts two degrees of freedom of movement of the positioning scale 107 near one end of the rotating seat 106, and the second scale positioning seat 108 restricts three free ends of movement of the positioning scale 107 at the other end opposite to the one end near the rotating seat 106.

In the embodiment of the present application, the first rule positioning seat 108 is in a first concave shape and the first concave shape includes a first supporting surface and a first positioning surface (not shown in the figures), the first rule positioning seat 108 includes a first side top 109 and a first pressing plate 110, which are arranged on the first rule positioning seat 108, the first side top 109 abuts against the positioning rule 107 to make the positioning rule 107 fit with the first positioning surface, and the first pressing plate 110 presses the positioning rule 107 downward to make the positioning rule 107 fit with the first supporting surface; the second rule positioning seat 112 is in a second concave shape, and the second concave shape comprises a second supporting surface, a second positioning surface and a third positioning surface (both not shown in the figure), the second rule positioning seat 112 comprises a second pressing plate 113 and a second side top 114 which are arranged on the second rule positioning seat 112, the second side top 114 is abutted against the positioning rule 107 so as to enable the positioning rule 107 to be attached to the second positioning surface, the second pressing plate 113 presses the positioning rule 107 downwards so as to enable the positioning rule 107 to be attached to the second supporting surface, and the third positioning surface is attached to the end portion of the positioning rule 107.

In an embodiment of the present application, the positioning connection device 53 further includes a first positioning hole and a second positioning hole (not shown in the drawings) provided on the positioning ruler 107, the first positioning hole and the second positioning hole are used to receive the positioning pin 111 as described below, and a line connecting the two defines a first center reference line.

In an embodiment of the present application, the connection device 61 includes a first positioning portion and a second positioning portion respectively provided at both sides of the frame, the first positioning portion and the second positioning portion being respectively used for assembling a first slave board seat and a second slave board seat of the coupler box. In the embodiment shown in fig. 9a, the first positioning portion and the second positioning portion are each fitting holes provided on both sides of the frame 201, and four fitting holes are provided on each side. The second adjusting device 62 includes two sets of second adjusting screws 202 respectively disposed on two sides of the frame 201, and each set of second adjusting screws 202 is connected to two sides of the frame 201 through a ramp combination 203.

In an embodiment of the present application, as shown in fig. 9b, each set of the ramp combinations 203 includes a master ramp 204 and a slave ramp 205, wherein the master ramp 204 is connected to both sides of the frame 201 and the slave ramp 205 is connected to the second adjusting screw 202 to generate a tensioning force under the effect of the ramp combinations 203 to tension and position the first slave board mount and the second slave board mount, as shown in fig. 10.

In an embodiment of the present application, the frame 201 includes a middle portion between both sides of the frame 201, the middle portion including a third positioning hole 206 and a fourth positioning hole 207 provided thereon, the third positioning hole 206 and the fourth positioning hole 207 defining a second center reference line (not shown in the drawings).

In an embodiment of the present application, coupler box tooling 2 and end pull Liang Gongzhuang 1 are connected to each other by first and second locating pins (both shown as locating pins 111) extending through first, second, third and fourth locating holes 206, 207, as shown in fig. 6 and 11, wherein the corresponding product is not shown in fig. 6, and the corresponding product is included in fig. 11.

Referring to fig. 6-11, embodiments of the present application are described below by way of examples:

as shown in fig. 6, the end traction Liang Chegou box combined tool consists of an end traction Liang Gongzhuang 1 and a coupler box tool 2, wherein the end traction Liang Gongzhuang 1 is fixed on the ground, and the coupler box tool 2 can be connected and positioned with the end traction Liang Gongzhuang 1 through a positioning pin 211 to form a whole.

As shown in fig. 7 and 8, the end portion traction Liang Gongzhuang is mainly composed of a platform 101, left and right adjusting screws 102, a front end plate positioning seat 103, a rear end tightening screw 104, a supporting seat 105, a rotating seat 106, a positioning ruler 107, a first ruler positioning seat 108, a first side top 109, a first pressing plate 110, a positioning pin 111, a second ruler positioning seat 112, a pressing plate 113 and a side top 114.

The platform 101 is fixed on the ground, and is provided with a center scribing line A; the left and right adjusting screws 102 are arranged on the platform 101 and are used for adjusting the end traction beams, so that the center line of the end traction beams is finally overlapped with the center line of the platform 101; the front end plate positioning seat 103 is arranged on the platform 101, and is provided with a vertical plane which is vertical to the plane and the center scribing line on the platform 101; the rear end jacking screw 104 is arranged on the platform 101 and is used for jacking the end traction beam, so that the front end plate of the end traction beam is attached to a vertical surface on the front end plate positioning seat 103; the rotating seat 106 is arranged on the front end plate positioning seat 103, and is provided with a hole; the positioning ruler 107 is provided with a front positioning hole and a rear positioning hole for installing the positioning pin 111, one end of the positioning ruler 107 is provided with a through hole for rotation, the positioning ruler 107 can be connected with a hole machined on the rotating seat 106 through a pin shaft, the positioning ruler 107 can rotate around the center of the hole so as to facilitate the installation and the disassembly of the product and the coupler box tool 2, and the diameters of the holes machined on the rotating seat 106 and the positioning ruler 107 are larger than the diameter of the pin shaft so as to facilitate the adjustment of the positioning ruler; the first ruler positioning seat 108 is arranged on the front end plate positioning seat 103 and is processed into a concave shape and provided with a first supporting surface and a first positioning surface; the first side top 109 and the first pressing plate 110 are respectively arranged on the first ruler positioning seat 108, the first side top 109 can tightly press the positioning ruler 107, so that the positioning ruler 107 is attached to a first positioning surface of the first ruler positioning seat 108, the first pressing plate 110 can tightly press the positioning ruler 107, so that the positioning ruler 107 is attached to a first supporting surface on the first ruler positioning seat 108, and two degrees of freedom of the positioning ruler are restrained; the positioning pin 111 is mounted on the positioning ruler 107; the supporting seat 105 is mounted on the platform 101, and the second ruler positioning seat 112 is mounted on the supporting seat 105 and is provided with a second supporting surface, a second positioning surface and a third positioning surface; the second pressing plate 113 and the second side top 114 are respectively installed on the second ruler positioning seat 112, the second side top 114 can tightly press the positioning ruler 107, so that the positioning ruler 107 is attached to a second positioning surface of the second ruler positioning seat 112, the second pressing plate 113 can tightly press the positioning ruler 107, so that the positioning ruler 107 is attached to a second supporting surface on the second ruler positioning seat 112, a third positioning surface is further processed on the second ruler positioning seat 112, the end of the positioning ruler 107 can be attached to the third positioning surface, three degrees of freedom of the positioning ruler 107 can be guaranteed to be all restrained, and at the moment, the vertical projection of the central connecting line of two positioning holes on the positioning ruler 107 on the platform 101 coincides with a center scribing line processed on the platform 101.

As shown in fig. 9a and 9b, the coupler box tooling 2 mainly comprises a frame 201, an adjusting screw 202 and a wedge combination 203. Two positioning holes 206 and 207 are formed in the longitudinal center line of the frame 201, the size and the distance of the positioning holes are the same as those of the positioning ruler 107, the distance of the positioning holes is doubled compared with that of the original process, the torsion error is greatly reduced, 4 assembly holes (which are through holes) are formed in the left side and the right side of the frame 201 respectively, and the assembly holes can be connected with the left side and the right side of the coupler box from the plate seat assembly by bolts; the adjusting screw 202 is connected with the frame 201, the female diagonal iron 204 of the diagonal iron combination 203 is connected with the frame 201, the sub diagonal iron 205 is connected with the adjusting screw 202, the adjusting screw 202 can enable the sub diagonal iron 205 to move up and down, meanwhile, tension force is generated under the action of the female diagonal iron 204 to assemble, tension and position the left and right slave plate seats of the car coupler box, and meanwhile, the rotating handle of the adjusting screw 202 can be arranged above products and tools in the mode, and no inconvenience is generated to operation.

The application method of the end traction Liang Chegou box combined tool provided by the application comprises the following steps:

(1) Rotating the positioning rule 107 around the rotating seat 106, so that the positioning rule 107 is arranged outside the platform 101; hoisting the end traction beam of the product on a platform 101 of an end traction Liang Gongzhuang; adjusting the left and right adjusting screws 102 to enable the center line of the end traction beam to coincide with the center line A of the platform 101; rotating the rear end jacking screw 104 to enable the front end plate of the traction beam at the end part of the product to be attached to the vertical surface on the front end plate positioning seat 103;

(2) The left and right inner side surfaces of the coupler box assembled from the plate seat are respectively attached to the left and right outer sides of the coupler box tool 2, and the product and the coupler box tool 2 are connected together by utilizing eight bolts and nuts; rotating the adjusting screw 202 to downwards drive the sub-diagonal irons of the diagonal iron combination 203 to move in the longitudinal direction to longitudinally tension the left and right slave plate seat assemblies and position the left and right slave plate seat assemblies; at this time, the coupler box and the coupler box tool 2 form a whole and have a fixed position relationship with each other.

(3) The coupler box and the coupler box tool 2 are integrally lifted and placed on a bottom plate of a traction beam at the end part of a product, a manual rotary positioning rule 107 rotates around a rotary seat 106, so that the positioning rule 107 is placed on a first supporting surface on a first rule positioning seat 108 and a second rule positioning seat 112, one end of the positioning rule 107 is moved to be attached to a third positioning surface on the second rule positioning seat 112, a first side top 109 and a second side top 114 are adjusted to attach the positioning rule 107 to a second positioning surface on the first rule positioning seat 108 and the second rule positioning seat 112 respectively, and a first pressing plate 110 and a second pressing plate 113 are adjusted to press the positioning rule 107, so that the positioning rule 107 is tightly attached to the first supporting surface on the first rule positioning seat 108 and the second rule positioning seat 112 respectively.

(4) Two positioning pins 111 are respectively inserted into two positioning holes on the positioning ruler 107 and the coupler box tool 2.

(5) And welding the product.

(6) The two positioning pins 111 are pulled out, the first side top 109 and the second side top 114 are loosened, the first pressing plate 110 and the second pressing plate 113 are loosened, and the rotary positioning rule 107 rotates around the rotary seat 106 so that the positioning rule 107 is placed outside the platform 101.

(7) Eight bolts and nuts on the coupler box tool 2 are removed, the adjusting screw 202 is rotated to drive the sub-diagonal irons of the diagonal iron combination 203 upwards to move in the longitudinal direction, so that longitudinal tensioning of left and right slave plate seat assembly is released, and the coupler box tool 2 is lifted out of a product.

(8) And loosening the left and right adjusting screws 102 and the rear end jacking screws 104 to hang out the product, thereby completing all the processes.

According to the application, the process holes in the prior art are processed on the positioning ruler, so that the process holes do not need to be processed on the product, adverse factors affecting the strength of the product and repair welding required in the later period are reduced. According to the application, the center scribing on the platform is converted into the two positioning holes on the positioning ruler, the positioning ruler can be repeatedly positioned and installed, manual scribing is not needed, and the assembly precision is ensured. The distance between two positioning holes on the positioning ruler is doubled, and torsion errors are reduced. The application also uses the screw to drive the oblique iron to tension, and places the screw on the outer side of the product and the tool, thereby solving the problem of inconvenient operation of the jackscrew.

This document is intended to describe how to use the disclosed technology and various embodiments and is not intended to limit the true scope and spirit of what is actually pointed out and the equivalents thereof. Moreover, the foregoing description is not intended to be exhaustive or to limit the scope of the application to the precise form disclosed. Modifications and variations are possible in light of the above teachings. The embodiments were chosen and described to provide the best illustration of the principles of the technology and its practical application, and to enable one of ordinary skill in the art to utilize the disclosed technology in various modifications as are suited to the particular use contemplated. Accordingly, various changes and modifications to the above-described embodiments are intended to be included within the scope of the present disclosure without materially departing from the spirit and principles of the techniques described herein.

Claims (10)

1. End pulls Liang Chegou case combination formula frock, a serial communication port, includes:

An end draft Liang Gongzhuang for assembling an end draft sill, the end draft Liang Gongzhuang including a platform including a center score line disposed thereon and a first positioning means, a first adjusting means, and a positioning connection means disposed on the platform, the positioning connection means including a first center reference line defined thereon, a perpendicular projection of the first center reference line on the platform coinciding with the center score line, the end draft sill being secured to the platform by the first positioning means and the first adjusting means such that a perpendicular projection of a center line of the end draft sill on the platform coincides with the center score line; and

The coupler box tooling is connected with the end traction Liang Gongzhuang through the positioning connecting device, is used for assembling a coupler box and comprises a frame, a connecting device and a second adjusting device, wherein the connecting device and the second adjusting device are arranged on the frame, the frame comprises a second center reference line defined on the frame, and the coupler box is fixed on the frame through the connecting device and the second adjusting device so that the second center reference line and the vertical projection of the first center reference line on the platform are mutually overlapped.

2. The end draft Liang Chegou box assembly tooling of claim 1 wherein said first positioning means includes a front end plate positioning seat disposed on said platform and including a vertical face perpendicular to the plane of said platform and said center score line; the first adjusting device comprises at least one rear end jacking screw and at least one first adjusting screw, wherein the rear end jacking screw is arranged opposite to the vertical surface, and the first adjusting screw is arranged on at least one of two opposite sides of the vertical surface.

3. The end draw Liang Chegou box assembly tooling of claim 1, wherein the first positioning device includes a front end plate positioning seat and a support seat disposed opposite the front end plate positioning seat, and the positioning connection device includes a swivel seat disposed on the front end plate positioning seat and a positioning ruler pivotally connected to the swivel seat.

4. The end draw Liang Chegou box assembly tooling of claim 3, wherein the locating connection further includes a first ruler locating seat provided on the front end plate locating seat and a second ruler locating seat provided on the support seat, the first ruler locating seat limiting two degrees of freedom of the locating ruler to one end of the rotating seat and the second ruler locating seat limiting three free ends of the locating ruler to the other end opposite to the one end adjacent to the rotating seat.

5. The end draft Liang Chegou box combination tooling of claim 4 wherein the first rule positioning seat is a first concave shape and the first concave shape includes a first support surface and a first positioning surface, the first rule positioning seat includes a first side roof and a first pressure plate disposed thereon, the first side roof abuts the positioning rule to engage the positioning rule with the first positioning surface, and the first pressure plate compresses the positioning rule downward to engage the positioning rule with the first support surface; the second rule positioning seat is in a second concave shape and comprises a second supporting surface, a second positioning surface and a third positioning surface, the second rule positioning seat comprises a second pressing plate and a second side top, the second pressing plate is arranged on the second rule positioning seat, the second side top is abutted to the positioning rule so that the positioning rule is attached to the second positioning surface, the second pressing plate is pressed downwards to enable the positioning rule to be attached to the second supporting surface, and the third positioning surface is attached to the end portion of the positioning rule.

6. The end draft Liang Chegou box assembly tooling of claim 3 wherein said locating connection means further includes a first locating hole and a second locating hole provided on said locating ruler, a line connecting said first locating hole and said second locating hole defining said first center reference line.

7. The end traction Liang Chegou box combination tool of claim 6, wherein the connection device includes a first positioning portion and a second positioning portion respectively disposed on two sides of the frame, the first positioning portion and the second positioning portion are respectively used for assembling a first slave board seat and a second slave board seat of the coupler box, and the second adjustment device includes second adjustment screws respectively disposed on two sides of the frame, and the second adjustment screws are connected with the frame through a wedge combination.

8. The end draft Liang Chegou box assembly tooling of claim 7, wherein the ramp assembly includes a parent ramp and a child ramp, wherein the parent ramp is connected to the frame and the child ramp is connected to the second set screw to create a tension force under the action of the ramp assembly to tension and position the first slave plate mount and the second slave plate mount.

9. The end draft Liang Chegou box assembly tooling of claim 7, wherein said frame includes a middle portion between two sides of said frame, said middle portion including third and fourth locating holes disposed thereon, said third and fourth locating holes defining said second center reference line.

10. The end draft Liang Chegou box tooling of claim 9 wherein the coupler box tooling and the end draft Liang Gongzhuang are connected to each other by first and second locating pins extending through the first, second, third and fourth locating holes.