CN215659963U

CN215659963U - Gearbox upper box disassembling tool and device

Info

Publication number: CN215659963U
Application number: CN202121456998.8U
Authority: CN
Inventors: 林之昊; 姜晓亚
Original assignee: CRRC Luoyang Locomotive Co Ltd
Current assignee: CRRC Luoyang Locomotive Co Ltd
Priority date: 2021-06-29
Filing date: 2021-06-29
Publication date: 2022-01-28
Anticipated expiration: 2031-06-29

Abstract

The utility model belongs to the technical field of upper box disassembly of a harmonic locomotive HXD1D gearbox. The tool for disassembling the upper box of the gearbox is used for disassembling the upper box of the HXD1D gearbox of the harmonious locomotive and comprises an intermediate disk body, a pedestal and an ejection screw rod, wherein the intermediate disk body is correspondingly attached to an observation window of the upper box of the gearbox, a plurality of assembly holes are formed in the intermediate disk body, and the intermediate disk body is fixedly connected with the upper box of the gearbox through bolts arranged in the assembly holes; the pedestal is fixedly arranged in the middle of the middle tray body, and screw holes are formed in the middle tray body and the pedestal; the ejection screw is arranged in a screw hole in the pedestal in a matching manner, and the ejection screw is vertically arranged with the middle disc body. Also discloses a gearbox upper box disassembling device. The box collision problem on the gear box caused by the separation process of the motor gear box by the HXD1D wheel pair is solved, the operation is convenient, the time is saved, the labor intensity of operators is reduced, and the operation is simple and convenient.

Description

Gearbox upper box disassembling tool and device

Technical Field

The utility model belongs to the technical field of upper gearbox disassembling of a Harmonious locomotive HXD1D, and particularly relates to an upper gearbox disassembling tool and device.

Background

The gear box is one of key parts of the HXD1D type locomotive wheel set driving device, and the HXD1D gear box consists of an upper box body and a lower box body. The lower box body is directly connected with the upper box body and can be directly disassembled; go up the box and use the stay bolt to be connected with the motor part, and the junction paints a large amount of sealed glues, consequently, when the wheel set gear box upper box is disassembled, need disassemble the back with the bolt, use large-scale bar copper to incessantly strike the upper box part, shake the gear box upper box and fall with the motor part separation, the upper box is disassembled the process and is wasted time and energy, and causes the gear box to collide with the wound easily, influences product quality.

Need research and development a HXD1D gear box is gone up case and is disassembled and change frock based on prior art, solve the manpower among the prior art and use the bar copper to strike hard, strike the in-process and cause the gear box to go up the case problem of colliding with.

Disclosure of Invention

The utility model aims to solve the problems and the defects, and provides a gearbox upper box disassembling tool and a gearbox upper box disassembling device, which are convenient to operate and use, not only solve the problem that the gearbox upper box collides due to the separation process of the motor gearbox by the HXD1D wheel, but also are convenient to operate, save time, reduce the labor intensity of operators and are simple and convenient to operate.

In order to realize the purpose, the adopted technical scheme is as follows:

the utility model provides a gearbox upper box disassembling tooling for the disassembling of harmonious locomotive HXD1D gearbox upper box, includes:

the middle tray body is correspondingly attached to an observation window of the upper gearbox box, a plurality of assembly holes are formed in the middle tray body, and the middle tray body is fixedly connected with the upper gearbox box through bolts arranged in the assembly holes;

the pedestal is fixedly arranged in the middle of the middle tray body, and screw holes are formed in the middle tray body and the pedestal; and

and the ejection screw is arranged in the screw hole in the pedestal in a matching manner, and the ejection screw is vertically arranged with the middle disc body.

According to the tool for disassembling the upper box of the gearbox, a plurality of lightening holes are preferably formed in the middle disc body.

According to the tool for disassembling the upper box of the gearbox, the thread length of the ejection screw is preferably 140 mm-200 mm.

According to the gearbox upper box disassembling tool, a nut or a rotating handle is preferably arranged at the top of the ejection screw.

According to the tool for disassembling the upper box of the gearbox, the pedestal and the middle disc body are preferably welded and fixed, and screw holes are formed by drilling the welded pedestal and the middle disc body.

A gearbox top box dismantling device comprises:

the action end of the hoisting equipment is connected with the upper gearbox of the gear box; and

the disassembly tool for the upper gearbox is fixedly connected with the upper gearbox.

According to the gear box upper box disassembling device, an electric wrench is preferably further included, and the electric wrench is connected with the upper end portion of the ejection screw.

According to the gearbox upper box disassembling device, the hoisting equipment is preferably an electric chain block or a steel wire rope reel.

By adopting the technical scheme, the beneficial effects are as follows:

this application operation convenient to use, this application has not only solved HXD1D wheel pair motor gear box disengaging process and has caused the gear box problem of colliding with of going up the case, is convenient for operate moreover, has practiced thrift the time, has reduced operation workman's intensity of labour, easy operation convenience. The middle disc body is arranged, so that the middle disc body can be fixed with the upper box of the gear box, and the installation and disassembly operations are more convenient through the lightening holes, the operation difficulty is reduced, and the stability of the structure is guaranteed; the utility model provides an ejecting screw rod can drive through artifical or electric spanner, realizes demolising of case on the gear box, and the simple operation avoids adopting modes such as artifical beating to separate, avoids the product to receive the damage, has improved the efficiency of operation.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings of the embodiments of the present invention will be briefly described below. Wherein the drawings are only for purposes of illustrating some embodiments of the utility model and are not to be construed as limiting the utility model to all embodiments thereof.

Fig. 1 is a schematic structural view of an intermediate tray according to an embodiment of the present invention.

Fig. 2 is a side view of an intermediate tray according to an embodiment of the present invention.

Fig. 3 is a schematic view of the structure in the direction of a-a in fig. 1.

Fig. 4 is a schematic structural view of a screw according to an embodiment of the present invention.

FIG. 5 is a schematic structural diagram of a gearbox upper box disassembling tool according to an embodiment of the utility model.

Number in the figure:

the device comprises a middle disc body 1, a pedestal 2, an ejection screw rod 3, a lightening hole 4, an assembly hole 5 and a screw hole 6.

Detailed Description

Illustrative aspects of embodiments of the utility model are described more fully hereinafter with reference to the accompanying drawings, in which specific embodiments of the utility model are shown. Unless defined otherwise, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art.

It should be noted that when an element is referred to as being "connected," "coupled," or "connected" to another element, it can be directly connected, coupled, or connected, but it is understood that intervening elements may be present therebetween; i.e., positional relationships encompassing both direct and indirect connections.

It should be noted that the use of the terms "a" or "an" and the like do not necessarily denote a limitation of quantity. The word "comprising" or "comprises", and the like, means that the element or item listed before the word covers the element or item listed after the word and its equivalents, but does not exclude other elements or items.

It should be noted that terms indicating orientation or positional relationship such as "upper", "lower", "left", "right", and the like, are used only for indicating relative positional relationship, which is for convenience in describing the present invention, and do not indicate that the device or element must have a specific orientation, be constructed and operated in a specific orientation; when the absolute position of the object to be described is changed, the relative positional relationship may also be changed accordingly.

Referring to fig. 1-5, the application discloses a gearbox upper box disassembling tool, which is used for disassembling a harmonic locomotive HXD1D gearbox upper box, and comprises a middle disk body 1, a pedestal 2 and an ejection screw 3, wherein the middle disk body 1 is correspondingly attached to an observation window of the gearbox upper box, a plurality of assembling holes 5 are formed in the middle disk body 1, and the middle disk body 1 is fixedly connected with the gearbox upper box through bolts arranged in the assembling holes 5; the pedestal 2 is fixedly arranged in the middle of the middle tray body 1, and screw holes 6 are formed in the middle tray body 1 and the pedestal 2; the ejection screw 3 is arranged in a screw hole 6 in the pedestal in a matching manner, and the ejection screw 3 is vertically arranged with the middle disc body 1.

Preferably, the middle disc body 1 in the embodiment is provided with a plurality of lightening holes 4. The thread length of the ejection screw rod 3 is 140 mm-200 mm, and a screw cap or a rotating handle is arranged at the top of the ejection screw rod 3.

Pedestal 2 with middle disk body 1 welded fastening forms the screw through pedestal 2 and the drilling of middle disk body 1 after to the welding.

A gearbox upper box disassembling device comprises lifting equipment and a gearbox upper box disassembling tool, wherein an action end of the lifting equipment is connected with the gearbox upper box; the gear box upper box disassembling tool is fixedly connected with the gear box upper box.

In order to facilitate the disassembly, the ejection device also comprises an electric wrench, and the electric wrench is connected with the upper end part of the ejection screw rod. The hoisting equipment in the embodiment is an electric chain block or a steel wire rope reel, and other hoisting equipment such as a power push rod and the like can be arranged on the upper part of a special dismounting platform.

In the specific use process, before the use, the upper box observation window cover needs to be disassembled in advance, and as the joint of the upper box of the gearbox and the motor is coated with sealant, the HXD1D locomotive gearbox upper box disassembling tool is installed on the observation window of the pinion of the upper box of the gearbox, M12 bolts in assembly holes are sequentially screwed, so that the disk body is closely attached to the observation window of the gearbox, and the M20 ejection screw is installed to be perpendicular to the disk body, so that the gearbox is convenient to be stressed and ejected reversely.

The middle disc body in the embodiment is circular, and four parts are cut in the middle of the disc body and used for reducing the overall weight of the tool and facilitating transportation; 4 mounting holes of 14mm are uniformly distributed at the end part of the tray body, and M12 bolts are used for tightly and closely attaching the tray body to the observation window of the pinion. A cylindrical pedestal is welded at the center, then an M20 screw hole is integrally drilled and used together with the ejection screw rod of M20, so that the ejection screw rod of M20 is ensured to be positioned at the center and vertical to the middle tray body; the screw thread length of M20 ejecting screw rod is about 160mm, uses electric spanner, and reverse ejecting can be with box and motor separation, and the gearbox physical stamina is slowly ejecting on the gear box when can guaranteeing to disassemble to go up the case, prevents to cause to collide with. The middle disc body is circular, the cut-off part is used for reducing weight, and the cylindrical pedestal is connected with the disc body in a welding mode. When the gearbox upper box is disassembled, the auxiliary tool for disassembling the upper box of the HXD1D locomotive gearbox is installed on the pinion observation hole of the upper box of the gearbox, the screw rod is perpendicular to the disk body, the gearbox is conveniently stressed to be ejected out in an anti-ejection mode, the lifting appliance is used for hooking the upper box of the gearbox, and the problem of collision caused by the separation of the upper box of the gearbox is avoided.

While the preferred embodiments for carrying out the utility model have been described in detail, it should be understood that they have been presented by way of example only, and not limitation as to the scope, applicability, or configuration of the utility model in any way. The scope of the utility model is defined by the appended claims and equivalents thereof. Many modifications may be made to the foregoing embodiments by those skilled in the art, which modifications are within the scope of the present invention.

Claims

1. The utility model provides a gearbox upper box disassembling tool for the disassembling of harmonious locomotive HXD1D gearbox upper box, its characterized in that includes:

2. The gearbox upper box disassembling tool according to claim 1, wherein a plurality of lightening holes are formed in the intermediate disc body.

3. The gearbox upper box disassembling tool according to claim 1, wherein the length of the thread of the ejection screw is 140 mm-200 mm.

4. The gearbox upper box disassembling tool according to claim 1, wherein a nut or a rotating handle is arranged at the top of the ejection screw.

5. The gearbox upper box disassembling tool according to claim 1, wherein the pedestal and the intermediate disk body are welded and fixed, and screw holes are formed by drilling the welded pedestal and the intermediate disk body.

6. A gearbox upper box disassembling device is characterized by comprising:

the gearbox upper box disassembling tool according to any one of claims 1 to 5, which is fixedly connected with the gearbox upper box.

7. The gearbox top box dismantling device as claimed in claim 6, further comprising an electric wrench connected to an upper end portion of said ejection screw.

8. The gearbox top box dismantling device of claim 6 wherein said lifting device is an electric chain block or a wire rope drum.