CN219818610U - Repairing clamp for reset spring plate of hand brake - Google Patents

Abstract

The utility model discloses a repair clamp for a hand brake reset spring, which comprises a main body part, a fixing part and a clamping part, wherein the main body part is used for positioning in an installation copper sleeve, one side of an opening of the hand brake reset spring is stuck on an arc-shaped positioning surface to finish positioning of the hand brake reset spring, then the fixing part is used for moving along the axial direction of the main body part until the fixing part is pressed on the hand brake reset spring, at the moment, the bottom of the hand brake reset spring is kept in integral stability through the bearing of a boss, the hand brake reset spring is stably clamped by the boss and the fixing without the supporting operation of an operator, so that the operator can conveniently and quickly weld and repair the hand brake, and in addition, the relative position is kept stable in the operation process, and the accuracy and consistency after repair are kept.

Description

Repairing clamp for reset spring plate of hand brake

Technical Field

The utility model relates to the technical field of railway trucks, in particular to a repair clamp for a hand brake reset spring plate.

Background

The information provided in this section is for the purpose of generally presenting the context of the disclosure. Work of the presently named inventors, to the extent it is described in this section, as well as aspects of the description that may not otherwise qualify as prior art at the time of filing, are neither expressly nor impliedly admitted as prior art against the present disclosure.

When the railway freight car overhauls, a large amount of hand brake brakes of month are broken and can't use because of the shell and go up the shell fragment that resets of welding, when changing shell fragment restoration case, reset shell fragment and hand brake case shell last initiative gear shaft mounting hole site be difficult to confirm, reset the shell fragment and need satisfy the requirement: after the welding on the inner wall of the case shell is finished, the distance from the bottom surface of the reset spring plate to the bottom surface of the case shell meets the requirement, and the inner arc of the opening of the reset spring plate needs to be concentric with the driving gear shaft of the hand brake and is consistent with the position of the outer circle of the mounting copper sleeve.

In the prior art, when repairing, the locating pin is inserted into the driving shaft mounting hole, the height cushion block is placed on the bottom surface of the box shell of the hand brake, the reset spring plate is placed on the height cushion block, the circular arc in the opening of the reset spring plate is tightly attached to the outer circumferential surface of the upper part of the locating pin, the reset spring plate is rotated again, the welding part of the reset spring plate contacts the box shell wall of the hand brake, welding is started, an operator needs to hold a welding gun, and the other hand mask often generates the position change condition of the reset spring plate, so that the welded product quality is unqualified, and the working efficiency is low.

Disclosure of Invention

Aiming at the defects in the prior art, the utility model provides a repair clamp for a reset spring of a hand brake, which aims to solve the problems of poor repair effect and low efficiency of the reset spring of the hand brake in the prior art.

The above object of the present utility model is mainly achieved by the following technical solutions:

a repair jig for a hand brake reset spring, the repair jig comprising:

the main body part is inserted into the mounting copper sleeve at one end;

the fixing part is movably arranged on the main body part and can move along the axial direction of the main body part;

the clamping part is arranged on the main body part and is arranged at intervals along the axial direction of the main body part and the fixing part, the clamping part is provided with an arc-shaped locating surface matched with the opening of the resetting elastic sheet, and a boss which can be matched with the fixing part to clamp the resetting elastic sheet is arranged on the clamping part.

Further, the main body part is in threaded connection with the fixing part.

Further, the repair clamp further comprises a gasket, and the gasket is movably arranged between the fixing part and the boss and used for pressing the reset elastic sheet.

Further, a holding opening for holding on the main body portion is provided on one side of the gasket.

Further, one side of the gasket is provided with a short handle for holding operation.

Further, when the gasket is disposed between the fixing portion and the boss, a distance from a center line of the main body portion to the short handle is equal to a distance from the short handle to the boss.

Further, the holding portion is provided in a ring shape and is arranged coaxially with the main body portion.

Further, the boss is fixedly arranged on the arc-shaped positioning surface.

Further, a groove is arranged between the boss and the clamping part.

Further, the fixing portion is a nut.

Compared with the prior art, the utility model has the advantages that:

according to the utility model, the main body part which can be inserted into the mounting copper sleeve is used as a positioning reference, the fixing part and the clamping part are movably arranged on the main body part, the fixing part can move along the axial direction of the main body part, the clamping part is provided with the arc-shaped positioning surface which is used for being matched with the opening of the reset spring piece, the clamping part is provided with the boss which can be matched with the fixing part to clamp the reset spring piece, in the actual repairing process, the opening side of the reset spring piece of the hand brake is stuck on the arc-shaped positioning surface through the main body part, the positioning of the reset spring piece of the hand brake is completed, then the fixing part moves along the axial direction of the main body part until the fixing part is pressed on the reset spring piece of the hand brake, at this time, the bottom of the reset spring piece of the hand brake is kept in the integral stability through the bearing of the boss, the reset spring piece of the hand brake is stably clamped by the boss and the fixing under the supporting operation of an operator, the welding repairing operation is facilitated, the operator is stably and fast carried out in the process, and the relative position is kept stable, and the accuracy and the consistency after repairing are maintained.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required for the description of the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a top view of a repair clip holding a reset spring according to an embodiment of the present utility model;

FIG. 2 is a cross-sectional view of FIG. 1 at A-A, provided in accordance with an embodiment of the present utility model;

FIG. 3 is a schematic view of a repair clip according to an embodiment of the present utility model;

FIG. 4 is a cross-sectional view of the body portion of FIG. 3, provided by an embodiment of the present utility model;

FIG. 5 is a schematic diagram of a removal process after repair of a repair clip according to an embodiment of the present utility model;

in the figure: 100. a main body portion; 200. a fixing part; 300. a clamping part; 301. an arc-shaped positioning surface; 302. a boss; 303. a groove; 401. a gasket; 402. a clamping opening; 403. a short handle; 500. resetting the spring plate; 600. a housing.

Detailed Description

The utility model is further described with reference to the drawings and specific examples. It should be noted that the description of these examples is for aiding in understanding the present utility model, but is not intended to limit the present utility model. Specific structural and functional details disclosed herein are merely representative of example embodiments of the utility model. This utility model may, however, be embodied in many alternate forms and should not be construed as limited to the embodiments set forth herein.

Fig. 1 is a top view of a restoring spring 500 provided by a restoring clamp according to an embodiment of the present utility model, fig. 2 is a cross-sectional view at A-A in fig. 1, fig. 3 is a schematic structural view of the restoring clamp provided by an embodiment of the present utility model when installed in a housing 600, fig. 4 is a cross-sectional view of a main body 100 in fig. 3 provided by an embodiment of the present utility model, and fig. 5 is a schematic view of a dismantling process after restoring the restoring clamp provided by an embodiment of the present utility model.

As shown in fig. 1-2, a repair clip for a hand brake reset spring 500, the repair clip includes a main body portion 100, a fixing portion 200, and a clamping portion 300, wherein:

one end of the main body part 100 is used for being inserted into the installation copper sleeve, and a positioning basis of the machine resetting spring piece 500 is provided through the matching relation between the main body part 100 and the installation copper sleeve.

The fixing portion 200 is movably disposed on the main body portion 100 and is movable along an axial direction of the main body portion 100.

The clamping part 300 is disposed on the main body 100, the clamping part 300 has an arc positioning surface 301 for matching with the opening of the reset spring 500, the clamping part 300 is provided with a boss 302 capable of matching with the fixing part 200 to clamp the reset spring 500, the curvature of the arc positioning surface 301 is matched with the opening of the reset spring 500, and after the operator attaches the opening side of the reset spring 500 to the arc positioning surface 301, the positioning of the opening side of the reset spring 500 is completed.

It should be noted that, the opening side of the reset spring 500 has a certain degree of bending radian, when the reset spring 500 is pressed by the fixing element, the opening side of the reset spring 500 is not a stress point to be clamped, and the opening side of the reset spring 500 is only matched with the arc positioning surface 301 and plays a role in positioning, so that the boss 302 is added to be matched with the fixing element, the clamping position of the reset spring 500 is changed, the structural stability of the reset spring 500 is maintained, and the reset spring 500 is prevented from deforming in the clamping process.

The working principle of this embodiment, as shown in connection with fig. 3-4, is: the fixing part 200 and the clamping part 300 are movably arranged on the main body part 100 by taking the main body part 100 which can be inserted into the mounting copper sleeve as a positioning reference, the fixing part 200 can move along the axial direction of the main body part 100, the clamping part 300 is provided with an arc-shaped positioning surface 301 which is matched with the opening of the resetting spring piece 500, the clamping part 300 is provided with a boss 302 which can be matched with the fixing part 200 to clamp the resetting spring piece 500, in the actual repairing operation process, the main body part 100 is positioned in the mounting copper sleeve, one side of the opening of the resetting spring piece 500 of the hand brake is attached to the arc-shaped positioning surface 301 to finish the positioning of the resetting spring piece 500 of the hand brake, then the fixing part 200 is moved along the axial direction of the main body part 100 until the fixing part 200 is pressed on the resetting spring piece 500 of the hand brake, at this moment, the bottom of the resetting spring piece 500 of the hand brake is kept in the overall stability by the support of the boss 302, under the supporting operation of an operator, the resetting spring piece 500 of the boss 302 is stably clamped by the fixing, the operator is convenient to stably and rapidly repair the resetting spring piece 500 and the shell 600, and in the accurate and consistent operation is maintained in the relative position.

Further, on the basis of the above embodiment, the main body portion 100 is in threaded connection with the fixing portion 200, and by rotating the fixing portion 200, a more precise moving effect can be achieved, and the fixing spring piece 500 is more stable and reliable when clamped.

As shown in fig. 1, fig. 2 and fig. 5, further, on the basis of the foregoing embodiments, the repair fixture further includes a gasket 401, where the gasket 401 is movably disposed between the fixing portion 200 and the boss 302, so as to be used for pressing the reset spring 500, and the setting of the gasket 401 uniformly transfers the acting force of the fixing portion 200 to the reset spring 500, so as to maintain the overall consistency of the reset spring 500, avoid the surface of the reset spring 500 from being worn, improve the repair effect, and simultaneously reduce the operation requirement of an operator on the fixing portion 200.

Further, in the above embodiment, the clamping opening 402 for clamping the main body 100 is provided on one side of the gasket 401, and the gasket 401 is clamped on the main body 100 through the clamping opening 402, so that the installation convenience of the gasket 401 is improved, the contact area with the fixing portion 200 is increased, and the stability of pressing the gasket 401 is improved.

Further, on the basis of the above embodiment, a short handle 403 for holding is provided on one side of the washer 401, so that the operator can hold the washer for movement.

Further, on the basis of the above embodiment, when the gasket 401 is disposed between the fixing portion 200 and the boss 302, the distance from the center line of the main body portion 100 to the short handle 403 is equal to the distance from the center line of the short handle 403 to the boss 302, so that the short handle 403 not only can be convenient for an operator to operate, but also can serve as a clamping contact point to clamp the reset spring 500 when pressed by the fixing portion 200, so that stability is higher.

Further, on the basis of the above embodiment, the clamping portion 300 is annular and is coaxially arranged with the main body portion 100, so as to maintain the accuracy requirement for positioning the reset spring 500, and the clamping portion 300 can be integrally arranged with the main body portion 100, thereby improving the accuracy and reducing the assembly error.

Further, on the basis of the above embodiment, the boss 302 is fixedly disposed on the arc-shaped positioning surface 301, the boss 302 is used as a supporting member of the reset spring 500, so that a handle control on the height of the reset spring 500 can be formed, and after the main body 100 is assembled, the boss 302 is disposed at a required height according to the design requirement, so as to keep the repaired height of the reset spring 500 to meet the requirement.

Further, on the basis of the above embodiment, a groove 303 is provided between the boss 302 and the clamping portion 300, and because of the bending radian on the reset spring 500, in order to further maintain the structural consistency of the reset spring 500, the groove 303 provides the bending radian of the reset spring 500 to pass through, so as to avoid deformation and bending of the reset spring 500, and improve the reliability of repair.

Further, on the basis of the above embodiment, the fixing portion 200 is a nut, so that the nut is conveniently operated by a hand-held tool to rotate and adjust the position, and the clamping repair operation of the reset spring 500 is more convenient.

It should be appreciated that the terms first, second, etc. are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance. Although the terms first, second, etc. may be used herein to describe various elements, these elements should not be limited by these terms. These terms are only used to distinguish one element from another element. For example, a first element could be termed a second element, and, similarly, a second element could be termed a first element, without departing from the scope of example embodiments of the present utility model.

It should be understood that the term "and/or" is merely an association relationship describing the associated object, and means that three relationships may exist, for example, a and/or B may mean: the terms "/and" herein describe another associative object relationship, indicating that there may be two relationships, e.g., a/and B, may indicate that: the character "/" herein generally indicates that the associated object is an "or" relationship.

It should be understood that in the description of the present utility model, the terms "upper", "vertical", "inner", "outer", etc. indicate an orientation or a positional relationship in which the disclosed product is conventionally put in use, or an orientation or a positional relationship that is conventionally understood by those skilled in the art, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments of the utility model. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, unless the context clearly indicates to the contrary. It will be further understood that the terms "comprises," "comprising," "includes," "including" and/or "including," when used herein, specify the presence of stated features, integers, steps, operations, elements, and/or components, and do not preclude the presence or addition of one or more other features, numbers, steps, operations, elements, components, and/or groups thereof.

In the following description, specific details are provided to provide a thorough understanding of example embodiments. However, it will be understood by those of ordinary skill in the art that the example embodiments may be practiced without these specific details. In other embodiments, well-known processes, structures, and techniques may not be shown in unnecessary detail in order to avoid obscuring the example embodiments.

The foregoing is only a specific embodiment of the utility model to enable those skilled in the art to understand or practice the utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

It should be noted that the information disclosed in the above background section is only for enhancing understanding of the background of the present disclosure and thus may include information that does not constitute prior art known to those of ordinary skill in the art.

Claims (10)

1. A repair jig for hand brake stopper shell fragment that resets, its characterized in that, repair jig includes:

the main body part is inserted into the mounting copper sleeve at one end;

the fixing part is movably arranged on the main body part and can move along the axial direction of the main body part;

the clamping part is arranged on the main body part and is arranged at intervals along the axial direction of the main body part and the fixing part, the clamping part is provided with an arc-shaped locating surface matched with the opening of the resetting elastic sheet, and a boss which can be matched with the fixing part to clamp the resetting elastic sheet is arranged on the clamping part.

2. The repair clip for a hand brake reset spring of claim 1, wherein: the main body part is in threaded connection with the fixing part.

3. The repair clip for a hand brake reset spring of claim 1, wherein: the repairing clamp further comprises a gasket, and the gasket is movably arranged between the fixing part and the boss and used for pressing the reset elastic sheet.

4. The repair clip for a hand brake reset spring of claim 3, wherein: one side of the gasket is provided with a clamping opening for clamping on the main body part.

5. The repair clip for a hand brake reset spring of claim 3, wherein: one side of the gasket is provided with a short handle for holding operation.

6. The repair clip for a hand brake reset spring of claim 5, wherein: when the gasket is arranged between the fixing part and the boss, the distance from the center line of the main body part to the short handle is equal to the distance from the center line of the main body part to the short handle to the boss.

7. The repair clip for a hand brake reset spring of claim 1, wherein: the holding portion is provided in a ring shape and is arranged coaxially with the main body portion.

8. The repair clip for a hand brake reset spring of claim 1, wherein: the boss is fixedly arranged on the arc-shaped positioning surface.

9. The repair clip for a hand brake reset spring of claim 1, wherein: a groove is arranged between the boss and the clamping part.

10. The repair clip for a hand brake reset spring of claim 1, wherein: the fixing part is a nut.