CN110856921A - Car coupler overhauling tool - Google Patents

Abstract

The invention discloses a coupler overhauling tool, which belongs to the technical field of train overhauling equipment and comprises a base, an outer fixing piece, an inner sliding piece and a driving mechanism, wherein the outer fixing piece is rotationally matched on the base through rotating shafts fixedly arranged at two ends of the outer fixing piece; the coupler overhauling tool disclosed by the invention not only can realize the operations of detecting, overhauling, welding and the like on the coupler by repeatedly adjusting the upper angle, the lower angle and the radial angle of the coupler, but also can realize the 'three-state' detection of the coupler.

Description

Car coupler overhauling tool

Technical Field

The invention belongs to the technical field of train maintenance equipment, and particularly relates to a 120-type integrated air brake system.

Background

The car coupler is a hook at two ends of a train wagon or a locomotive, is used for realizing the coupling between the locomotive and a vehicle or between the vehicle and the vehicle, transmitting traction force and impact force and keeping a certain distance between the vehicles, and has the functions of connection, traction and buffering.

The car coupler consists of a coupler head, a coupler body and a coupler tail. The thick part at the front end of the car coupler is called a coupler head, and a coupler knuckle, a coupler knuckle pin, a lock lifting pin, a coupler knuckle push iron and a coupler lock are arranged in the coupler head. The rear part of the coupler is called a coupler tail, and a vertical flat lock hole is formed in the coupler tail so as to be connected with a coupler tail frame. The coupler is one of the important parts of the locomotive and influences the running safety of the train.

In the prior art, when the car coupler is overhauled, the car coupler is generally placed on the ground, and the car coupler is repeatedly carried and rotated to overhaul the states of all sides of the car coupler, so that the operation intensity is high, the overhaul quality and efficiency are influenced, and the three states of the car coupler cannot be detected.

Disclosure of Invention

The invention provides a coupler overhauling tool for overcoming the problems in the prior art, which can realize the operations of detecting, overhauling, welding and the like of a coupler by repeatedly adjusting the upper angle, the lower angle and the radial angle of the coupler and can also realize the 'tri-state' detection of the coupler.

The utility model provides a coupler overhauls frock, its characterized in that includes base, outer firmware, interior saddle and actuating mechanism, the pivot normal running fit that outer firmware set firmly through its both ends is on the base, the outer end of one of them pivot run through the base and with actuating mechanism fixed connection, interior saddle is excircle cubic structure, interior saddle interference fit is in the inside of outer firmware.

Further, still include and lift the pole seat and act on the shadoof, the quantity of carrying the pole seat is 2 and its bottom respectively with base fixed connection, it includes bull stick and jib to act on the shadoof, the bull stick is worn to establish and is fixed in the upper portion of 2 carrying the pole seats, the jib perpendicular to the bull stick sets up, the one end of jib sets firmly on the bull stick, the other end of jib sets firmly 1 or more hole cover.

Further, still include down the shadoof seat and act on the shadoof down, down the shadoof seat sets firmly on the base that is located the external firmware below, down the shadoof seat be equipped with be used for wearing to establish down the horizontal through-hole that acts on the shadoof.

Further, the transverse through hole is a top-opening arc-shaped opening hole.

Furthermore, a rolling bearing is arranged between the rotating shaft and the corresponding base, and the rotating shaft is in rotating fit with the base through the rolling bearing.

Furthermore, actuating mechanism includes gearbox and handle, the output and the pivot fixed connection that corresponds of gearbox, the input of gearbox with handle fixed connection.

Furthermore, the driving mechanism comprises a gearbox and a servo motor, the output end of the gearbox is fixedly connected with the corresponding rotating shaft, and the input end of the gearbox is fixedly connected with the output shaft of the servo motor.

Compared with the prior art, the invention has the following beneficial effects:

1. when the tool for overhauling the car coupler is used, the car coupler to be overhauled is hoisted into the inner square hole of the inner slide piece by adopting tools such as a hanging wall crane and the like, the inner square hole of the inner slide piece is matched with the coupler tail of the car coupler, a pin shaft is arranged at the coupler tail in a penetrating mode to prevent the car coupler from falling off, and the driving mechanism rotates to drive the outer fixing piece and the inner slide piece to rotate around the rotating shaft through the rotating shaft, so that the up-and-down angle adjustment of the car coupler is; the coupler tail of the coupler is pried by tools such as a crowbar and the like to enable the inner sliding piece to rotate relative to the outer firmware, so that the radial angle of the coupler is adjusted, and the coupler is subjected to operations such as detection, flaw detection, overhaul and welding by repeatedly adjusting the upper and lower angles and the radial angle of the coupler.

2. According to the coupler overhauling tool, after the coupler is overhauled, the upper and lower angles and the radial angle of the coupler are adjusted to the operating state of a locomotive, and the upper action lifting rod or the lower action lifting rod is rotated, so that the three-state detection of the coupler can be realized.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

Fig. 1 is a schematic structural view of the coupler overhaul tool.

Fig. 2 is a left side view of fig. 1.

In the figure: 1. a base; 2. an external firmware; 3. an inner slide; 4. a rotating shaft; 5. a drive mechanism; 51. a gearbox; 52. a handle; 6. a rod lifting seat is arranged; 7. a lifting rod is acted on; 71. a rotating rod; 72. a boom; 73. sleeving a hole; 8. a lower lifting rod seat; 9. the lifting rod is acted on.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments. It is to be understood that the described embodiments are merely a few embodiments of the invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without any inventive step, are within the scope of the present invention.

As shown in figures 1-2, the coupler overhauling tool comprises a base 1, an outer fixing piece 2, an inner sliding piece 3 and a driving mechanism 5.

The base 1 is used for supporting other parts of the checking vehicle repairing tool, and preferably, the base 1 comprises a bottom plate and 2 supporting plates vertically welded on the bottom plate.

The two ends of the outer fixing part 2 are symmetrically welded with rotating shafts 4, the outer fixing part 2 is rotationally matched on the base 1 through the rotating shafts 4 fixed at the two ends of the outer fixing part, and the outer end of one rotating shaft 4 penetrates through the base 1 and is fixedly connected with the driving mechanism 5. The driving mechanism 5 is fixedly arranged on the outer side of the base 1, and the driving mechanism 5 rotates to drive the outer fixing piece 2 and the inner sliding piece 3 to rotate around the rotating shaft 4 through the rotating shaft 4. The interior of the outer fixing part 2 is provided with a circular through hole for mounting the inner slide 3.

The inner slide piece 3 is of an outer circle and inner square structure, and an inner square hole of the inner slide piece 3 is matched with the shape of the car tail of the car coupler. The inner slide 3 is interference fitted inside the outer fixing member 2, and due to the frictional force between the outer fixing member 2 and the inner slide 3, when no radial external force is applied, the inner slide 3 will not rotate relatively to the outer fixing member 2, but when the inner slide 3 is subjected to a large radial force, such as a prying action of a crowbar in this embodiment, it can rotate relatively inside the outer fixing member 2.

When the coupler is used, a to-be-overhauled coupler is hoisted into an inner square hole of the inner slide piece 3 by a tool such as a hanging wall crane, the inner square hole of the inner slide piece 3 is matched with a coupler tail of the coupler, a pin shaft is inserted into the coupler tail to prevent the coupler from falling off, the driving mechanism 5 rotates to drive the outer fixing piece 2 and the inner slide piece 3 to rotate around the rotating shaft 4 through the rotating shaft 4, and therefore the up-and-down angle adjustment of the coupler is achieved; the radial angle adjustment of the car coupler is realized by prying the coupler tail of the car coupler by tools such as a crowbar and the like so that the inner slide piece 3 rotates relative to the outer firmware 2, and the car coupler is subjected to operations such as detection, flaw detection, overhaul and welding by repeatedly adjusting the upper and lower angles and the radial angle of the car coupler.

The preferential proposal also comprises 2 upper lifting rod seats 6 and upper action lifting rods 7, and the bottoms of the upper lifting rod seats 6 are respectively fixedly connected with the base 1.

The upper action lifting rod 7 comprises a rotating rod 71 and a hanging rod 72, the rotating rod 71 is fixedly arranged on the upper parts of the 2 lifting rod seats 6 in a penetrating mode, the 2 lifting rod seats 6 support and fix the upper action lifting rod 7, and the upper action lifting rod 7 rotates around the axial direction of the upper action lifting rod 7. One end of the suspension rod 72 is vertically welded on the rotating rod 71, and 1 or more hole sleeves 73 are fixedly arranged at the other end of the suspension rod 72.

When the coupler is used, one end of the hinge is pivoted with the hole sleeve 73, the other end of the hinge is pivoted with the lifting hook of the coupler, the rotating rod 71 is rotated, the coupler knuckle of the coupler is opened, whether the coupler is flexible or not is detected, then the coupler is completely opened, whether the full-open size of the coupler meets the process requirement or not is measured, and the coupler knuckle is pushed to close the coupler to check whether the coupler is flexible and in place. So as to realize the three-state detection of the unlocking position, the full-open position and the locking position of the car coupler.

The preferential scheme still includes lower lifting rod seat 8 and acts on lifting rod 9 down, and lower lifting rod seat 8 sets firmly on the base 1 that is located outer firmware 2 below, and lower lifting rod seat 8 is equipped with the horizontal through-hole that is used for wearing to establish down and acts on lifting rod 9.

When the device is used, the lifting rod 9 is acted on by force upwards, the coupler knuckle of the coupler is opened, whether the opening state of the coupler is flexible or not is detected, then the coupler is completely opened, whether the full-opening size of the coupler meets the process requirements or not is measured, and the coupler knuckle is pushed to close the coupler to check whether the closing of the coupler is flexible or not. The three-state detection of the unlocking position, the full-open position and the locking position of the car coupler is realized.

Preferably, the lateral through-hole is a major arc opening hole with an open top.

Preferably, a rolling bearing is arranged between the rotating shaft 4 and the corresponding base 1, and the rotating shaft 4 is in rotating fit with the base 1 through the rolling bearing.

Preferably, the driving mechanism 5 includes a gear box 51 and a handle 52, an output end of the gear box 51 is fixedly connected to the corresponding rotating shaft 4, and an input end of the gear box 51 is fixedly connected to the handle 52. This kind of actuating mechanism 5 simple structure need not power equipment and components and parts, and the operating personnel can adjust the upper and lower angular adjustment of coupling in real time according to overhauing on-spot twist grip 52 of needs, and is swift convenient.

Preferably, the driving mechanism 5 includes a gearbox 51 and a servo motor, an output end of the gearbox 51 is fixedly connected to the corresponding rotating shaft 4, and an input end of the gearbox 51 is fixedly connected to an output shaft of the servo motor. The servo motor drives the positioning precision to be high, and the angle adjustment is completed by the servo motor, so that the speed and the labor are saved.

The embodiments described in this specification are merely illustrative of implementations of the inventive concept and the scope of the present invention should not be considered limited to the specific forms set forth in the embodiments but rather by the equivalents thereof as may occur to those skilled in the art upon consideration of the present inventive concept.

Claims (7)

1. The utility model provides a coupling overhauls frock which characterized in that: including base (1), outer firmware (2), interior slider (3) and actuating mechanism (5), outer firmware (2) are rotated through pivot (4) that its both ends set firmly and are joined in marriage on base (1), the outer end of one of them pivot (4) run through base (1) and with actuating mechanism (5) fixed connection, interior slider (3) are the square structure in the excircle, interior slider (3) interference fit is in the inside of outer firmware (2).

2. The coupler overhaul tool of claim 1, characterized in that: still include and carry lever seat (6) and go up effect shadoof (7), the quantity of carrying lever seat (6) is 2 and its bottom respectively with base (1) fixed connection, it includes bull stick (71) and jib (72) to act on shadoof (7), bull stick (71) wear to establish the upper portion of being fixed in 2 and carrying lever seats (6), jib (72) perpendicular to bull stick (71) set up, the one end of jib (72) sets firmly on bull stick (71), the other end of jib (72) sets firmly 1 or a plurality of hole cover (73).

3. The coupler overhaul tool of claim 2, wherein: still include down shadoof seat (8) and lower effect shadoof (9), shadoof seat (8) set firmly on base (1) that are located outer firmware (2) below, shadoof seat (8) are equipped with and are used for wearing to establish the horizontal through-hole that acts on shadoof (9) down.

4. The coupler overhaul tool of claim 3, wherein: the transverse through hole is a major arc opening hole with an opening at the top.

5. A coupler overhaul tool according to any one of claims 1 to 4, which is characterized in that: and a rolling bearing is arranged between the rotating shaft (4) and the corresponding base (1), and the rotating shaft (4) is in rotating fit on the base (1) through the rolling bearing.

6. The coupler overhaul tool according to claim 5, wherein: the driving mechanism (5) comprises a gearbox (51) and a handle (52), the output end of the gearbox (51) is fixedly connected with the corresponding rotating shaft (4), and the input end of the gearbox (51) is fixedly connected with the handle (52).

7. The coupler overhaul tool according to claim 5, wherein: the driving mechanism (5) comprises a gearbox (51) and a servo motor, the output end of the gearbox (51) is fixedly connected with the corresponding rotating shaft (4), and the input end of the gearbox (51) is fixedly connected with the output shaft of the servo motor.

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