CN113857905B

CN113857905B - Spring seat bent plate processing tool

Info

Publication number: CN113857905B
Application number: CN202111326454.4A
Authority: CN
Inventors: 亢子龙; 张忠辉; 徐兵; 张振胜
Original assignee: CRRC Datong Co Ltd
Current assignee: CRRC Datong Co Ltd
Priority date: 2021-11-10
Filing date: 2021-11-10
Publication date: 2022-11-15
Anticipated expiration: 2041-11-10
Also published as: CN113857905A

Abstract

The application provides a spring holder bent plate processing frock, including bottom plate, locating piece, locating plate and gusset. The two sides of the bottom plate are provided with positioning blocks, the bottom plate is further provided with at least two rib plates which are arranged in parallel with the positioning blocks and used for assisting in clamping the spring seat bent plate, the bottom plate is further provided with two sets of positioning plate assemblies which are arranged in a staggered mode, each set of positioning plate assembly is provided with two positioning plates which are arranged at two ends of each rib plate respectively, and the surfaces of the positioning plates contacting the spring seat bent plate are inclined planes. The application provides a spring holder bent plate processing frock can make the spring holder bent plate add man-hour, and the machined surface keeps parallel with vertical milling machine table surface, has improved the processingquality of work piece to can once two work pieces of clamping, improve production efficiency.

Description

Spring seat bent plate processing tool

Technical Field

The application relates to a processing tool, in particular to a spring seat bending plate processing tool, and further relates to a spring seat bending plate processing tool for a locomotive framework component.

Background

The spring holder among the locomotive framework part is formed by spring holder bent plate and spring holder bedplate assembly welding, need guarantee the plane degree of bent plate and bedplate contact surface during the welding, because the spring holder bent plate is by bender extrusion, consequently can form the arch of bending in the position of bending, should bend the arch and can influence the plane degree of welding contact surface, and then influence welding quality, consequently need get rid of the protruding processing of should bending.

At present, a vertical milling machine is generally adopted to process the spring seat bending plate, however, because the bending part of the spring seat bending plate is triangular, the position to be processed cannot be kept parallel to a workbench of the vertical milling machine, and therefore a tool is required to adjust and fix the position of the spring seat bending plate. When a tool fixing spring seat bending plate in the prior art is machined, only one bending plate can be fixed, the fixing effect is poor, the workpiece is easy to be unstable in the machining process, the workpiece is scrapped, and even a milling machine is damaged. In order to improve the fixing effect and the processing efficiency of the processing tool for the spring seat bending plate, it is necessary to provide a spring seat bending plate processing tool which has a simple structure, can firmly fix the spring seat bending plate and can improve the processing efficiency.

Disclosure of Invention

A main aim at of this application is to overcome at least one kind defect of above-mentioned prior art, provides a spring seat bent plate processing frock that can firmly fix the spring seat bent plate and improve machining efficiency.

In order to achieve the purpose, the following technical scheme is adopted in the application:

according to one aspect of the application, a spring seat bending plate processing tool is provided, wherein the spring seat bending plate is in a U shape and comprises a main body part and a bending part, the bending part is located on two side parts of the U shape, the main body part is located at the bottom of the U shape, the bending part is provided with an inner surface, an outer surface, a first side surface and a second side surface, the first side surface and the second side surface are located between the inner surface and the outer surface, and the inner surface and the outer surface are triangular; the spring seat bending plate processing tool comprises a bottom plate, at least two rib plates and at least two groups of positioning plate assemblies. At least two rib plates are arranged on the bottom plate, and the two rib plates are parallel to each other and have a first distance; each group of positioning plate assemblies comprises two positioning plates, the two positioning plates are respectively arranged at two ends of the rib plate and are vertically arranged on the bottom plate, and the top surfaces of the positioning plates are inclined surfaces and used for mounting the first side surface or the second side surface of the spring seat bending plate, so that the second side surface or the first side surface of the spring seat bending plate is parallel to the bottom plate.

According to one embodiment of the present application, the inclined surfaces of the two positioning plates are inclined in the same direction.

According to one embodiment of the present application, the inclined surfaces of the two sets of positioning plate assemblies are oppositely arranged.

According to one embodiment of the present application, one end of each rib plate is in contact with the corresponding locating plate, and the other end of each rib plate has a second distance from the corresponding locating plate.

According to one embodiment of the present application, the second distance is equal to a thickness of the spring seat bend.

According to one embodiment of the application, the rib plate is a rectangular plate, a hole is formed in the middle of the rib plate, and the length of the rib plate is equal to the difference between the distance between the inner surfaces of the two bent parts of the spring seat bending plate and the thickness of the spring seat bending plate.

According to one embodiment of the application, the inclined surface of the positioning plate is matched with the bending part of the spring seat bending plate and satisfies the following conditions: α + β =90 °, wherein α is an acute angle between the inclined surface and a plane perpendicular to the bottom plate and to the positioning plate, and β is an acute angle between the first side surface and the second side surface of the bent portion.

According to one embodiment of the application, the thickness of the positioning plate is the same as the thickness of the spring seat bending plate.

According to one of them embodiment of this application, spring seat bent plate processing frock still includes: and the at least two positioning blocks are arranged on two sides of the two rib plates, are parallel to the rib plates and are used for positioning the spring seat bending plate.

According to one embodiment of the present application, the positioning blocks are elongated and are even in number.

According to the technical scheme, the spring seat bending plate machining tool has the advantages that:

the spring seat bent plate processing tool comprises a U-shaped spring seat bent plate, a U-shaped main body part and a bent part, wherein the bent part is positioned on two side parts of the U-shaped main body part; the spring seat bending plate machining tool comprises a bottom plate, at least two rib plates and at least two groups of positioning plate assemblies. The rib plates are arranged in the middle of the bottom plate, are parallel to each other and have a first distance; each group of positioning plate components comprises two positioning plates which are respectively arranged at two ends of the rib plate and are vertically arranged on the bottom plate, and the top surfaces of the positioning plates are inclined surfaces for mounting the first side surface or the second side surface of the spring seat bending plate, so that the second side surface or the first side surface of the spring seat bending plate is parallel to the bottom plate. Through the design, the spring seat bent plate machining tool can clamp two workpieces at a time, mutual friction between the two workpieces and between the workpieces and the tool can be utilized to enable the workpieces to be fixed more firmly, and the machining quality is guaranteed while the production efficiency is improved.

Drawings

Various objects, features and advantages of the present application will become more apparent from the following detailed description of preferred embodiments thereof, when considered in conjunction with the accompanying drawings. The drawings are merely exemplary of the application and are not necessarily drawn to scale. In the drawings, like reference characters designate the same or similar parts throughout the different views. Wherein:

fig. 1A is a schematic structural view of a spring seat bending plate of the present application showing a position to be machined.

Fig. 1B is a schematic structural view of the spring seat bending plate of the present application.

Fig. 2A is a front view of the spring seat flexural plate and spring seat set of the present application after welding.

Fig. 2B is a left side view of fig. 2A.

Fig. 2C is a schematic view of the welded spring seat bending plate and spring seat plate group according to the present invention.

Fig. 3 is a schematic structural diagram of the spring seat bending plate processing tool of the present application.

Fig. 4 is a front view of the spring seat bending plate machining tool shown in fig. 3.

Fig. 5 is a top view of fig. 4.

Fig. 6 is a left side view of fig. 4.

Fig. 7 is a schematic structural diagram of another embodiment of the spring seat bending plate machining tool.

Fig. 8 is a front view of the spring seat bending plate machining tool shown in fig. 7.

Fig. 9 is a top view of fig. 8.

Fig. 10 is a left side view of fig. 8.

Fig. 11 is a schematic view of an assembly structure of a spring seat bending plate mounted on a spring seat bending plate processing tool.

Fig. 12 is a front view of the assembly view of fig. 11.

Fig. 13 is a top view of fig. 12.

Fig. 14 is a left side view of fig. 12.

Fig. 15 is a front view of a positioning plate of the spring seat bending plate processing tool.

Fig. 16 is an assembly structure diagram of two spring seat bending plates mounted on the spring seat bending plate processing tool.

Fig. 17 is a front view of the assembly view of fig. 16.

Fig. 18 is a top view of fig. 17.

Fig. 19 is a left side view of fig. 17.

FIG. 20 is a schematic view of a mounting assembly of the mounting structure of FIG. 16 mounted to a vise.

FIG. 21 is a schematic view of the mounting assembly of FIG. 20 after attachment to a vertical milling machine.

The reference numerals are explained below:

100. a spring seat bending plate;

101. a bending section;

102. the position of the spring seat bending plate needing to be processed;

103. a main body portion;

104. an inner surface of the spring seat flexural plate;

105. the outer surface of the spring seat bending plate;

106. a first side surface;

107 a second side;

200. a spring seat plate;

201. a spring seat pan hole;

300. a spring seat bent plate processing tool;

301. a base plate;

302. a rib plate;

303. positioning a plate;

304. a bevel;

305. positioning blocks;

306. an aperture;

401. a plane;

1100. a spring seat bent plate and a spring seat bent plate processing tool assembly structure;

1600. two spring seat bending plates and a spring seat bending plate machining tool assembly structure;

2000. the two spring seat bent plates and the spring seat bent plate processing tool assembly structure are arranged on the mounting assembly of the vice;

2001. a vise.

Detailed Description

Exemplary embodiments that embody features and advantages of the present application are described in detail below in the specification. It is to be understood that the present application is capable of various modifications in various embodiments without departing from the scope of the application, and that the description and drawings are to be taken as illustrative and not restrictive in character.

In the following description of various exemplary embodiments of the present application, reference is made to the accompanying drawings, which form a part hereof, and in which is shown by way of illustration various exemplary structures, systems, and steps in which aspects of the application may be practiced. It is to be understood that other specific arrangements of parts, structures, example devices, systems, and steps may be utilized, and structural and functional modifications may be made without departing from the scope of the present application. When introducing elements/components/etc. described and/or illustrated herein, the terms "first," "second," and "third," etc. are used to indicate that there are one or more of the elements/components/etc. The terms "comprising," "including," and "having" are intended to be inclusive and mean that there may be additional elements/components/etc. other than the listed elements/components/etc.

As shown in fig. 1A to 1B, the spring seat bending plate 100 of the present application has a U-shape, and includes a main body portion 103 and a bent portion 101, the bent portion 101 is located at both side portions of the U-shape, the main body portion 103 is located at a bottom portion of the U-shape, the bent portion 101 has an inner surface 104 and an outer surface 105, and a first side surface 106 and a second side surface 107 located between the inner surface 104 and the outer surface 105, and the inner surface 104 and the outer surface 105 are triangular. The spring seat bending plate 100 is formed by extrusion molding by a bending machine, and a bending protrusion 102 is formed at the joint of a bending part 101 and a main body part 103. As shown in fig. 2A to 2C, the spring seat is formed by welding the spring seat bent plate 100 and the spring seat plate 200 at the position shown in the drawing, and the spring seat plate 200 is provided with a spring seat plate hole 201. The bending protrusion 102 of the spring seat bending plate 100 causes that the flatness of the bending plate 100 and the seat plate 200 cannot be ensured during welding, and further affects the welding quality, so the bending protrusion 102 of the spring seat bending plate needs to be machined and removed.

Fig. 3 shows the structure of the tool for machining the spring seat bending plate according to the present application, and specifically shows that the tool for machining the spring seat bending plate 300 includes a bottom plate 301 and two rib plates 302, which are arranged on the bottom plate 301, and the two rib plates 302 are parallel to each other and have a first distance L1 (fig. 4). And two positioning plate assemblies, each positioning plate assembly comprises two positioning plates 303, the two positioning plates 303 are respectively arranged at two ends of the rib plate 302 and are vertically arranged on the bottom plate 301, and the top surfaces of the positioning plates 303 are inclined surfaces 304 and are used for mounting the first side surface 106 or the second side surface 107 of the spring seat bending plate 100, so that the second side surface 107 or the first side surface 106 of the spring seat bending plate 100 is parallel to the bottom plate 301. In the exemplary embodiment, the spring seat bending plate processing tool provided by the present application is described by taking a series of spring seat bending plates applied to a frame component of a locomotive as an example. Those skilled in the art will readily appreciate that various modifications, additions, substitutions, deletions, or other changes may be made to the specific embodiments described below in order to apply the designs described herein to other types of bent plates, and such changes are within the principles of the spring seat bent plate machining tool set forth herein.

In this embodiment, the inclined surfaces 304 of the positioning plates 303 disposed at the two ends of the rib plate 302 have the same inclination direction, and the inclined surfaces 304 of the two sets of positioning plate assemblies are disposed oppositely.

In this embodiment, the spring bending plate processing tool 300 further includes two positioning blocks 305, which are disposed on two sides of the two rib plates 302 and are parallel to the rib plates 302, and are used for positioning the spring seat bending plate 100. The positioning block 305 is a bar. In other embodiments, the positioning blocks 305 may have other shapes as needed, and the number of the positioning blocks may also be multiple, and it should be noted that the number of the positioning blocks is preferably an integral multiple of 2, 4, 6, etc.

In this embodiment, a hole 306 is also provided in rib plate 302 to reduce the weight of the rib plate, making the overall apparatus lightweight. The shape, size, number, etc. of the holes 306 are not limited as long as the strength of the rib plate 302 is not affected.

In this embodiment, the bottom of the positioning plate 303 is provided with a protrusion, which is snapped onto the bottom plate 301 for fixing. In other embodiments, the positioning plate 303 and the bottom plate 301 may be fixed in other manners.

Fig. 4 to 6 are three views of the tool for machining the spring seat bending plate shown in fig. 3, as shown in fig. 5, one end of one rib plate 302 contacts with a corresponding positioning plate 303, and the other end of the rib plate 302 has a second distance L2 from the other corresponding positioning plate 303. The second distance L2 is equal to the thickness δ (shown in fig. 1B) of the spring seat bend. The thickness of the positioning plate 303 is the same as the thickness δ of the spring seat bending plate. The rib 302 is a rectangular plate, and the length of the rib 302 is equal to the difference δ between the distance h (shown in fig. 1B) between the inner surfaces 104 of the two bent portions 101 of the spring seat bending plate 100 and the thickness of the spring seat bending plate 100.

As shown in fig. 4, the inclined surface 304 of the positioning plate 303 is matched with the bent portion 101 of the spring seat bending plate 100 and satisfies: α + β =90 °, where α is an acute angle between the inclined surface 304 and the plane 401, the plane 401 is perpendicular to the bottom plate 301 and to the positioning plate 303, and β is an acute angle between the first side surface 106 and the second side surface 107 of the bent portion 101 (shown in fig. 1A).

Fig. 7 is a schematic structural diagram of another embodiment of the tool 300 for machining a spring seat bending plate according to the present application, wherein unlike fig. 3, a positioning block 305 is divided into four small blocks, which are uniformly distributed on a bottom plate 301 and located on two sides of two rib plates 302. Fig. 8 to 10 are three views of the spring seat bending plate machining tool shown in fig. 7.

As shown in fig. 11 to 14, one bent spring seat plate 100 is mounted to the mounting structure 1100 of the bent spring seat plate processing tool 300, wherein the first side surface 106 or the second side surface 107 of the two bent portions 101 of the bent spring seat plate 100 is placed on the inclined surface 304 of the positioning plate 303, and the second side surface 107 or the first side surface 106 of the bent portion 101 is parallel to the bottom plate 301. The thickness of the positioning plate 303 is equal to the thickness δ of the spring seat bending plate 100, the length of the rib plate 302 is equal to the difference between the distance h (shown in fig. 1B) between the inner surfaces 104 of the two bent portions 101 of the spring seat bending plate 100 and the thickness δ of the spring seat bending plate 100, and as can be seen from fig. 13, the sum of the length of the rib plate 302 and the second distance L2 is exactly equal to the distance h between the inner surfaces 104 of the two bent portions 101 of the spring seat bending plate 100, so that the clamping of the spring seat bending plate can be assisted. Fig. 12 shows that the positioning block 305 is used for positioning the bent spring seat plate 100, and the acute angle α between the inclined surface 304 of the positioning plate 303 and the plane 401 and the acute angle β between the first side 106 and the second side 107 of the bent portion 101 of the bent spring seat plate 100 satisfy: α + β =90 °, wherein the plane 401 is perpendicular to the bottom plate 301 and to the positioning plate 303.

Figure 15 is a front view of one of the alignment plates 303 showing the angle alpha and the bottom protrusion.

Fig. 16 to 19 show the assembling structure 1600 after the two bent spring seat plates 100 are mounted to the bent spring seat plate processing tool 300, wherein the first side surface 106 or the second side surface 107 of the four bent portions 101 of the two bent spring seat plates 100 are placed on the four inclined surfaces 304 of the positioning plate 303, and the second side surface 107 or the first side surface 106 of the bent portion 101 is parallel to the bottom plate 301. In the assembled structure, the contact bent parts 101 of the two spring seat bent plates mutually generate friction force to be matched with the rib plate 302, so that the two spring seat bent plates can be clamped.

Fig. 20 shows the mounting assembly 2000 after the mounting structure is mounted to the vise, where the mounting structure 1600 is placed between the clamping blocks of the vise 2001, and the tooling and the bent plate are clamped by rotating the lead screw, so that the tooling and the bent plate are integrated, facilitating the fixed clamping.

Fig. 21 is a schematic view of the vertical milling machine after the mounting assembly is fixed to the vertical milling machine, the vise is fixed to the vertical milling machine by bolting through the vise base and the dovetail groove of the vertical milling machine, and the bent boss 102 of the spring seat bent plate 100 is milled by adjusting the vertical and horizontal movement of the vertical milling machine table and the high-speed rotation of the milling cutter.

The machining tool can also be used for bending workpieces with other shapes, such as sheet metal parts for cutting profiling contours and angles. The application is not limited to the vertical milling machine, and other processing equipment can also use the processing tool.

It should be noted herein that the spring seat bender tooling shown in the drawings and described herein is merely illustrative of a few of the many types of spring seat bender tooling that can employ the principles of the present application. It should be clearly understood that the principles of the present application are in no way limited to any of the details of the spring seat angle plate machining tool or any of the components of the spring seat angle plate machining tool shown in the drawings or described in the present specification.

The above is a detailed description of several exemplary embodiments of the tool for machining a spring seat bending plate proposed in the present application, and the following is a description of an exemplary use process of the tool for machining a spring seat bending plate proposed in the present application.

With reference to fig. 1 to 21, the application provides a tool for machining a spring seat bending plate, which is used in the following steps: the first side face or the second side face of the bent portion of one spring seat bent plate is placed on the inclined face of the corresponding positioning plate, the positioning block located on one side of the rib plate positions the bent plate, the first side face or the second side face of the bent portion of the other spring seat bent plate is placed on the inclined face of the corresponding positioning plate, and the positioning block located on the other side of the rib plate positions the bent plate. The bending parts of the two bent plates are mutually contacted, and two rib plates can assist in clamping in the space enclosed by the bent plates. The whole assembly is placed on a vice and clamped as shown in fig. 20 and milled using a vertical milling machine.

Through the use of the spring seat bent plate processing tool, the spring seat bent plate processing tool can be obtained, two bent plates can be clamped at one time, and the processing efficiency is improved. And because the mutual friction between the bent plate and the tool and the clamping force of the vice, the bent plate can be fixed more firmly, and the processing quality is ensured. The problem that clamping cannot be performed due to bending dimension errors can be reduced, and the qualified rate of workpieces is improved.

In conclusion, the spring seat bending plate processing tool provided by the application comprises a bottom plate, at least two rib plates and at least two groups of positioning plate assemblies. The rib plates are arranged on the bottom plate in parallel and have a first distance; each group of positioning plate components comprises two positioning plates which are respectively arranged at two ends of the rib plate and are vertically arranged on the bottom plate, and the top surfaces of the positioning plates are inclined planes and used for mounting the first side surface or the second side surface of the spring seat bending plate, so that the second side surface or the first side surface of the spring seat bending plate is parallel to the bottom plate. Through the design, the spring seat bent plate machining tool can clamp two workpieces at a time, the workpieces can be fixed more firmly by utilizing the mutual friction between the two workpieces and between the workpieces and the tool, and the machining quality is guaranteed while the production efficiency is improved.

Exemplary embodiments of a spring seat angle tooling apparatus as set forth in the present application are described and/or illustrated in detail above. The embodiments of the present application are not limited to the specific embodiments described herein, but rather, components and/or steps of each embodiment may be utilized independently and separately from other components and/or steps described herein. Each component and/or step of one embodiment can also be used in combination with other components and/or steps of other embodiments. When introducing elements/components/etc. described and/or illustrated herein, the articles "a," "an," and "the" are intended to mean that there are one or more of the elements/components/etc.

Embodiments of the present application are not limited to the specific embodiments described herein, but rather, components of each embodiment may be utilized independently and separately from other components described herein. Each component of one embodiment can also be used in combination with other components of other embodiments. In the description herein, the appearances of the phrases "one embodiment," "some embodiments," "other embodiments," or the like, are not necessarily limited to the particular features, structures, materials, or characteristics described in connection with the embodiment or example, but are included in at least one embodiment or example of the application. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

In embodiments, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; the term "plurality" means two or more unless expressly limited otherwise. The terms "mounted," "connected," "fixed," and the like are to be construed broadly, and for example, "connected" may be a fixed connection, a removable connection, or an integral connection; "coupled" may be direct or indirect through an intermediary. Specific meanings of the above terms in the examples can be understood by those of ordinary skill in the art according to specific situations.

While the spring seat angle tooling set forth herein has been described in terms of various specific embodiments, those skilled in the art will recognize that the practice of the present application can be practiced with modification within the spirit and scope of the claims.

Claims

1. The spring seat bent plate processing tool comprises a U-shaped spring seat bent plate, a main body part and a bent part, wherein the bent part is positioned on two side parts of the U-shaped bent plate, the main body part is positioned at the bottom of the U-shaped bent plate, the bent part is provided with an inner surface, an outer surface, a first side surface and a second side surface, the first side surface and the second side surface are positioned between the inner surface and the outer surface, and the inner surface and the outer surface are triangular; the method is characterized in that: the method comprises the following steps:

a base plate;

the two rib plates are arranged on the bottom plate and are parallel to each other and have a first distance;

each group of positioning plate assemblies comprises two positioning plates which are respectively arranged at two ends of the rib plate and are vertically arranged on the bottom plate, and the top surfaces of the positioning plates are inclined surfaces and used for mounting a first side surface or a second side surface of the spring seat bent plate, so that the second side surface or the first side surface of the spring seat bent plate is parallel to the bottom plate;

the inclined directions of the inclined planes of the two positioning plates are the same; the inclined planes of the two groups of positioning plate assemblies are oppositely arranged; one end of each rib plate is in contact with the corresponding positioning plate, and the other end of each rib plate has a second distance from the corresponding positioning plate;

and the at least two positioning blocks are arranged on two sides of the two rib plates, are parallel to the rib plates and are used for positioning the spring seat bending plate.

2. The spring seat bending plate machining tool according to claim 1, wherein: the second distance is equal to a thickness of the spring seat bend.

3. The spring seat bending plate processing tool according to claim 1, characterized in that: the spring seat bending plate is characterized in that the rib plate is a rectangular plate, a hole is formed in the middle of the rib plate, and the length of the rib plate is equal to the difference between the distance between the inner surfaces of the two bending parts of the spring seat bending plate and the thickness of the spring seat bending plate.

4. The spring seat bending plate processing tool according to claim 1, characterized in that: the locating plate the inclined plane with the kink of spring holder bent plate matches and satisfies: α + β =90 °, wherein α is an acute angle between the inclined surface and a plane perpendicular to the bottom plate and perpendicular to the positioning plate, and β is an acute angle between the first side surface and the second side surface of the bent portion.

5. The spring seat bending plate processing tool according to claim 1, characterized in that: the thickness of the positioning plate is the same as that of the spring seat bent plate.

6. The spring seat bending plate machining tool according to claim 1, wherein: the locating piece is rectangular shape, and the quantity is the even number.