CN219026460U

CN219026460U - Bogie spring briquetting location frock

Info

Publication number: CN219026460U
Application number: CN202223150867.4U
Authority: CN
Inventors: 张银鸣; 陈英杰; 戴科华; 万雳; 李福金; 郭锐
Original assignee: Hubei Shiruida Heavy Engineering Machinery Co ltd
Current assignee: Hubei Shiruida Heavy Engineering Machinery Co ltd
Priority date: 2022-11-25
Filing date: 2022-11-25
Publication date: 2023-05-16
Anticipated expiration: 2032-11-25

Abstract

The utility model discloses a bogie spring press block positioning tool which is used for positioning welding of a spring press block on a framework and comprises press block dies, a first connecting piece and a second connecting piece, wherein grooves matched with the shapes and the sizes of protruding parts of the spring press block are formed in one side surface of each press block die, two ends of each first connecting piece are respectively connected with two press block dies, the first connecting piece and the two press block dies form a positioning unit of the positioning tool and are used for determining positions of two spring press blocks in a notch on the framework, two ends of each second connecting piece are respectively connected with centers of the first connecting pieces of the two positioning units to form the positioning tool, and the positioning tool can axially move in the two symmetrical notches on the framework. The spring pressing block can be processed firstly and then welded by the positioning tool provided by the utility model, so that the investment on equipment is reduced, the processing time is shortened, the production cost is effectively reduced, and the efficiency is improved.

Description

Bogie spring briquetting location frock

Technical Field

The utility model relates to the technical field of bogie assembly, in particular to a bogie spring pressing block positioning tool which is used for welding and positioning a part spring pressing block of a bogie during welding and assembling.

Background

The bogie is used as an important component of the locomotive shape-moving part, the common structure is a welding structure in a Chinese character 'ri' shape, and the bogie is elastically connected with the axle box through a V-shaped rubber spring and a spring pressing block welded on the framework, so that the locomotive has good curve trafficability and running stability. The spring pressing block is a part with opposite characteristics, the welding surface of the spring pressing block is an inclined surface with the angle of 11 degrees, and the welding positioning precision requirement is high, the current common processing technology is that after the spring pressing block is welded on a framework, the whole workpiece is placed on a horizontal processing center or a special machine tool for processing, and the problems of difficult processing of the large workpiece, high requirement on processing equipment, long processing period and high processing cost exist. The applicant of the present utility model designs a positioning tool for a bogie spring press block by referring to the technological concept of the positioning tool for a bogie frame tie rod seat of the chinese utility model patent with the issued publication number CN208993692U, and the positioning tool is used for positioning and welding the spring press block after the spring press block is processed, so as to solve the technical problems existing in the prior art.

Disclosure of Invention

In view of the above, the utility model provides a bogie spring pressing block positioning tool which is used for positioning welding of a spring pressing block on a framework, and the spring pressing block can be firstly processed by using the positioning tool, so that equipment such as a horizontal processing center or a special machine tool is not needed, thereby simplifying the processing technology, shortening the processing time and improving the working efficiency; and the investment on equipment is reduced, and the production cost is effectively reduced.

In order to achieve the technical purpose, the utility model adopts the following technical scheme:

the utility model provides a bogie spring briquetting location frock, includes briquetting mould, first connecting piece and second connecting piece, be provided with on the surface of one side of briquetting mould with the shape and the big or small assorted recess of spring briquetting protruding portion, two are connected respectively at the both ends of first connecting piece briquetting mould, and connect briquetting mould with the opposite one side of recess, first connecting piece and two briquetting mould constitutes the positioning unit of location frock, the positioning unit is used for confirming two in the notch on the framework the position of spring briquetting, two are connected respectively to the both ends of second connecting piece the center of the first connecting piece of positioning unit is in order to form location frock, location frock can be in axial displacement in two notches of symmetry on the framework.

As a preferable implementation mode, the groove is a V-shaped groove, and two ends of the V-shaped groove penetrate through two ends of the briquetting die.

As a preferred embodiment, the V-shaped groove comprises a first positioning surface, a second positioning surface and a third positioning surface which are sequentially connected, wherein the first positioning surface and the third positioning surface are inclined surfaces, and the second positioning surface is a plane.

As a preferred embodiment, the included angle at the connection between the first positioning surface and the second positioning surface is equal to the included angle at the connection between the third positioning surface and the second positioning surface.

As a preferred embodiment, the end faces of the two ends of the first connecting piece are inclined planes parallel to the two inner side faces of one notch of the framework respectively.

As a preferred embodiment, the first connector is a square tube welded to the press die at both ends thereof.

As a preferred embodiment, the first connecting member is a steel pipe welded to the briquetting die at both ends.

In a preferred embodiment, the second connector is a square tube welded to the first connector at both ends.

As a preferred embodiment, the second connecting member is a steel pipe welded to the first connecting member at both ends thereof.

As a preferred implementation mode, the positioning tool further comprises a cushion block arranged at the bottom of the spring pressing block.

Compared with the prior art, the utility model has the beneficial effects that:

the utility model provides a bogie spring press block positioning tool which is used for positioning and welding a spring press block on a framework, the positioning tool can be used for adjusting the welding and assembling process of the spring press block and the framework to firstly process the spring press block, then the positioning tool is used for positioning the processed spring press block, and the spring press block is welded on the framework after positioning, so that the design requirement can be met. According to the utility model, the spring pressing block is firstly processed by using a common machine tool, and the workpiece is small in size and convenient to process, so that compared with the existing process of firstly welding and then processing, the processing process is simplified, the processing time is shortened, and the operation efficiency is improved; and the investment on equipment is reduced, and the production cost is effectively reduced.

Drawings

FIG. 1 is a schematic structural view of a positioning tool according to the present utility model;

FIG. 2 is a schematic view (side view) of a positioning tool according to the present utility model;

fig. 3 is a schematic view (top view) of a use state of the positioning tool according to the present utility model.

The figure shows:

100-positioning tools, 110-briquetting molds, 111-grooves, 111 a-first positioning surfaces, 111 b-second positioning surfaces, 111 c-third positioning surfaces, 120-first connecting pieces, 130-second connecting pieces and 140-cushion blocks;

200-spring pressing blocks;

300-framework.

Detailed Description

The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

As shown in fig. 1, the present utility model is a bogie spring press block positioning tool 100, and as shown in fig. 2 and 3, the positioning tool 100 is used for positioning welding of a spring press block 200 on a frame 300, the positioning tool 100 includes a press block die 110, a first connecting piece 120 and a second connecting piece 130, a groove 111 matching the shape and the size of a convex portion of the spring press block 200 is provided on one side surface of the press block die 110, two ends of the first connecting piece 120 are respectively connected with the press block die 110 and are connected to one side of the press block die 110 opposite to the groove 111, the first connecting piece 120 and the two press block dies 110 form a positioning unit of the positioning tool 100, the positioning unit is used for determining positions of two spring press blocks 200 in one notch on the frame 300, two ends of the second connecting piece 130 are respectively connected with centers of the first connecting pieces 120 of the two positioning units to form the positioning tool 100, and the positioning tool 100 can move axially in two symmetrical notches on the frame 300.

In use, as shown in fig. 3, two of the above-described positioning tools 100 are prepared for positioning the spring press blocks 200 provided in the two pairs of notches of the frame 300, respectively. Specifically, for the spring press 200 and each positioning tool 100 provided in each pair of slots, the length of the second connecting member 130 is determined according to the design requirement, then the frame 300 is placed on the tire membrane, the spring press 200 is placed in two pairs of slots of the frame 300 to determine the preliminary position, then as shown in fig. 2, one face of the spring press 200 is attached to the inclined plane of the slot, the other face is a convex portion attached to the grooves 111 of the two press molds 110 of each positioning unit, the second connecting member 130 is axially moved in the two symmetrical slots until the center line of the second connecting member 130 is in the same plane as the center line of the frame 300, that is, the position of the spring press 200 in the slot of the frame 300 is determined, and since the convex portion of the spring press 200 is matched with the grooves 111, the spring press 200 can be precisely positioned without shaking, and the spring press 200 can be welded on the frame 300 after positioning. By using the positioning tool 100, the spring press block 200 can be firstly processed and welded on the framework 300 of the bogie without being processed by a horizontal processing center or a special machine tool, so that the investment on equipment is reduced, the processing time is shortened, the production cost can be effectively reduced, and the efficiency is improved.

In a preferred embodiment, the briquetting die 110 is machined from iron blocks; further, since the convex portion of the spring press 200 is V-shaped, the groove 111 is also designed as a V-shaped groove, and both ends of the V-shaped groove penetrate both ends of the press die 110 accordingly.

In a preferred embodiment, the V-shaped groove includes a first positioning surface 111a, a second positioning surface 111b and a third positioning surface 111c connected in sequence, where the first positioning surface 111a and the third positioning surface 111c are inclined surfaces, and the second positioning surface 111b is a plane surface.

In a preferred embodiment, for better fit with spring press 200, the angle between the connection of first positioning surface 111a and second positioning surface 111b is equal to the angle between the connection of third positioning surface 111c and second positioning surface 111 b.

In a preferred embodiment, the end surfaces of the two ends of the first connecting member 120 are inclined surfaces parallel to the two inner side surfaces of one notch of the frame 300, respectively, so that the press dies 110 connected to the two ends of the first connecting member 120 can conform to the fitting angle of the spring press 200 and can be positioned more accurately.

In a preferred embodiment, the first connecting member 120 is a square tube welded to the briquetting die 110 at both ends thereof.

Alternatively, in a preferred embodiment, the first connecting member 120 is a steel pipe welded to the briquetting die 110 at both ends thereof.

In a specific embodiment, the second connecting member 130 is a square tube with two ends welded to the first connecting member 120, respectively.

Alternatively, in a specific embodiment, the second connecting member 130 is a steel pipe welded to the first connecting member 120 at both ends thereof.

In a specific embodiment, the positioning fixture 100 further includes a spacer 140 disposed at the bottom of the spring pressing block 200, as shown in fig. 2, before the spring pressing block 200 is placed into the notch of the frame 300, one spacer 140 is placed at the bottom of each of two sides of the notch, then the spring pressing block 200 is placed on the spacer 140 for positioning, and after positioning welding, the spacer 140 is detached.

The above-described embodiments of the present utility model do not limit the scope of the present utility model. Any other corresponding changes and modifications made in accordance with the technical idea of the present utility model shall be included in the scope of the claims of the present utility model.

Claims

1. The utility model provides a bogie spring briquetting location frock for the fixed-position welding of spring briquetting on the framework, its characterized in that includes briquetting mould, first connecting piece and second connecting piece, be provided with on the surface of one side of briquetting mould with the shape and the big or small assorted recess of spring briquetting protruding portion, two are connected respectively to the both ends of first connecting piece briquetting mould, and connect briquetting mould with the opposite one side of recess, first connecting piece and two briquetting mould constitute the positioning unit of location frock, the positioning unit is used for confirming two in the notch on the framework the position of spring briquetting, two are connected respectively to the both ends of second connecting piece the center of the first connecting piece of positioning unit is in order to form location frock, location frock can be in the axial displacement in two notches of symmetry on the framework.

2. The bogie spring press block positioning tool according to claim 1, wherein the groove is a V-shaped groove, and two ends of the V-shaped groove penetrate through two ends of the press block die.

3. The bogie spring press block positioning tool according to claim 2, wherein the V-shaped groove comprises a first positioning surface, a second positioning surface and a third positioning surface which are sequentially connected, the first positioning surface and the third positioning surface are inclined surfaces, and the second positioning surface is a plane.

4. A bogie spring compact locating tooling according to claim 3 wherein the included angle at the junction of the first locating surface and the second locating surface is equal to the included angle at the junction of the third locating surface and the second locating surface.

5. The bogie spring press block positioning tool according to claim 1, wherein the end surfaces of the two ends of the first connecting piece are inclined surfaces parallel to two inner side surfaces of one notch of the frame.

6. The bogie spring pressing block positioning tool according to claim 5, wherein the first connecting piece is a square tube with two ends welded with the pressing block die respectively.

7. The bogie spring press block positioning tool according to claim 5, wherein the first connecting piece is a steel pipe welded with the press block die at two ends respectively.

8. The bogie spring pressing block positioning tool according to claim 1, wherein the second connecting piece is a square tube welded with the first connecting piece at two ends respectively.

9. The bogie spring press block positioning tool according to claim 1, wherein the second connecting piece is a steel pipe welded with the first connecting piece at two ends respectively.

10. The bogie spring briquetting positioning tool of claim 1, further comprising a spacer block disposed at the bottom of the spring briquetting.