CN213856556U - Improve mould center location platform of sequent processing positioning benchmark - Google Patents

Abstract

The utility model discloses an improve mould center location platform of sequent processing location benchmark, the forging is placed on spinning mould, the up end of forging and the lower terminal surface laminating on spinning tail top, the lower terminal surface of forging is provided with liftout ware, and the liftout ware setting is in the top of mould center location platform, be provided with the connecting block between liftout ware and the mould center location platform, and the bottom of connecting block is provided with the connection base, the outside of mould center location platform sets up to spinning mould. The utility model discloses a structure to spinning processing technology improves and optimizes for spinning processing technology carries out spinning processing to automobile wheel hub forging and adds the positioning reference more accurate, through increase regulation and locking structure at mould center location platform can easy to assemble and fix, reduces spinning in-process forging and mould skew and leads to the machining precision to reduce.

Description

Improve mould center location platform of sequent processing positioning benchmark

Technical Field

The utility model relates to a spinning technology technical field specifically is an improve mould center location platform of sequent processing location benchmark.

Background

At present, the main processing technology of a hub is sawing → heating → forging → spinning → heat treatment, the spinning is an essential procedure in the manufacturing process of the hub, the spinning technology is that under specific temperature and pressure, the structure of the rim part of the hub is continuously extended in the rotating process through the high-speed rotation and extrusion action of a spinning wheel, the rim is gradually lengthened and thinned, at the moment, the arrangement of metal molecules in the rim is tighter, the metal strength is higher, and therefore the strength of the hub is improved. The spinning process is the key to control the whole deformation process of the hub. The mould center location platform that uses among the current spinning process is mostly the shaping structure and is not convenient for adjust the use, can not adjust the relative height between center location platform and the deciding material ware to the combination between the two is not convenient for.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an improve mould center location platform of subsequence processing location benchmark, it is mostly the fixed knot structure and is not convenient for adjust the use to aim at improving the mould center location platform that current spinning in-process used, can not adjust the relative height between center location platform and the deciding material ware to be not convenient for the combination between the two.

The utility model discloses a realize like this:

a die center positioning table for improving subsequent processing positioning reference comprises a spinning die, a die center positioning table, a forging piece and a spinning tail top, the forging piece is placed on the spinning die, the upper end face of the forging piece is attached to the lower end face of the spinning tail top, and the middle part of the spinning tail top is provided with a pressing seat, the upper end of the pressing seat is connected with a lower pressing adjusting seat, the pressing adjusting seat is connected with the spinning tail top through a bolt structure, a material ejector is arranged on the lower end face of the forging piece, the ejector is arranged above the die center positioning table, a connecting block is arranged between the ejector and the die center positioning table, and the bottom of the connecting block is provided with a connecting base, the outer side of the die center positioning table is provided with a spinning die, and the upper end of the spinning die is attached to the inner side surface of the forging, the outer side of the lower end of the forging is provided with a forging flange, and a spinning cutter is arranged on the outer side of the forging flange.

Further, the ejector comprises a height adjusting seat and an ejector platform, the ejector platform is arranged on the top of the height adjusting seat and attached to the lower end face of the forge piece, and the height adjusting seat is connected with the die center positioning platform.

Furthermore, a positioning sleeve is arranged on the connecting surface of the height adjusting seat and the central positioning table of the die, a positioning block is arranged at the bottom of the positioning sleeve, and the height adjusting seat and the positioning sleeve are connected through a countersunk head screw.

Further, a double-headed screw and a locking screw are arranged between the ejector and the die center positioning table and are alternately arranged.

Furthermore, the contact surfaces of the pressing seat, the top platform and the forge piece are provided with wear-resistant silica gel protective pads.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a structure to spinning processing technology improves and optimizes for spinning processing technology carries out spinning processing to automobile wheel hub forging and is more accurate with the location benchmark, effectively improves the yield, and the location is more accurate, can reduce the machining allowance of work piece, reduce cost, the work piece concentricity is better, machining production efficiency obviously promotes, and can easy to assemble and fix through increasing regulation and locking structure at mould center location platform, reduce spinning in-process forging and mould skew and lead to the machining precision to reduce.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

FIG. 1 is a schematic structural view of a hub spinning device according to the present invention;

FIG. 2 is a schematic view of the spinning process of the wheel hub of the present invention;

FIG. 3 is a schematic view of the spinning process of the wheel hub of the present invention;

FIG. 4 is a partial schematic view of a mold center positioning table of the hub spinning device of the present invention;

FIG. 5 is a flow chart of the spinning process of the wheel hub of the present invention;

in the figure: 1. spinning a die; 2. a mold center positioning table; 21. connecting a base; 22. a block is connected; 23. a double-headed screw; 24. a positioning sleeve; 25. positioning blocks; 26. locking the screw; 3. spinning the tail top; 31. a pressing seat; 32. pressing down the adjusting seat; 4. forging; 41. flashing of the forged piece; 5. spinning a cutter; 6. a material ejector; 61. a height adjusting seat; 62. and (6) a top platform.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention.

Example (b): referring to fig. 1, fig. 2, fig. 3 and fig. 4, a die centering table for improving subsequent processing positioning reference comprises a spinning die 1, a die centering table 2, a forging 4 and a spinning tail top 3, wherein the forging 4 is placed on the spinning die 1, and the die centering table is characterized in that: the utility model discloses a spinning die, including forging 4, spinning tail top 3, the upper end of forging 4, and the middle part of spinning tail top 3 is provided with the pressfitting seat 31, the upper end of pressfitting seat 31 is connected with pushes down and adjusts seat 32, and pushes down and adjust seat 32 and be connected with spinning tail top 3 through bolt structure, the lower terminal surface of forging 4 is provided with liftout ware 6, and liftout ware 6 sets up in the top of mould center positioning platform 2, be provided with connecting block 22 between liftout ware 6 and the mould center positioning platform 2, and the bottom of connecting block 22 is provided with connection base 21, the outside of mould center positioning platform 2 sets up to spinning die 1, and the laminating of the upper end of spinning die 1 and 4 medial surfaces of forging, the lower extreme outside of forging 4 is established to forging overlap 41, and the outside of forging overlap 41 is provided with spinning cutter 5.

The ejector 6 consists of a height adjusting seat 61 and an ejector 62, the ejector 62 is arranged at the top of the height adjusting seat 61 and is jointed with the lower end face of the forging 4, the height adjusting seat 61 is connected with the die center positioning table 2, the connecting face of the height adjusting seat 61 and the die center positioning table 2 is provided with a positioning sleeve 24, the bottom of the positioning sleeve 24 is provided with a positioning block 25, the height adjusting seat 61 is connected with the positioning sleeve 24 through a countersunk screw, a stud 32 and a locking screw 26 are arranged between the ejector 6 and the die center positioning table 2, the stud 23 and the locking screw 26 are alternately arranged, the mutual position between the ejector 6 and the die center positioning table 2 can be adjusted through the stud 32 in the implementation process, the locking screw 26 is used for fixing, the mutual position dislocation in the use process is avoided, and the contact faces of the press-fit seat 31 and the ejector 62 and the forging 4 are both provided with wear-resistant silica gel pads, the wear-resistant silica gel protective pad can reduce the abrasion and deformation of the surfaces of the forged pieces which are extruded mutually in the extrusion process.

Fig. 3 and 5 show: a spinning process based on the center positioning table comprises the following specific steps:

s1: forging treatment

The forged hub forging is transferred from the forging production line, the surface of the forging is cleaned simply, and the processing and the treatment after the dirt on the surface of the forging influences the hub are avoided: the surface of the forging is wrapped and protected when the forging is transferred, and the forging cannot generate serious friction with other objects in the transferring process, so that the surface of the forging is prevented from being damaged to influence the later processing;

s2: forging installation

The forging is arranged on the spinning die, so that the die center positioning table is clamped on the inner side of the forging, the purpose of positioning the forging is achieved, then the tail is pressed against the forging, the forging is stabilized on the spinning die, and the sufficient stability of the forging during spinning construction is facilitated;

s3: spinning process

After the forge piece is installed, a spinning die is driven to rotate by a main shaft of the equipment, a spinning cutter is used for processing a blank before spinning, a processed back mold line is divided into two parts, a forming line is processed by spinning from A1 to B1, and a forming surface is processed by spinning from C to D; A1-B1 are positions which need to be processed in the spinning process, the rim forming of the forging stock is realized, and meanwhile, the processing allowance is reserved for the subsequent machining;

s4: machining by lathe

During lathe machining, C to D spinning machining forming surfaces are taken as radial positioning references, then a spinning cutter is used for machining a blank from top to bottom, a small cylindrical surface parallel to the central line of the die is generated due to rotation of a workpiece, subsequent machining is carried out by using the cylindrical surface as the radial positioning reference, surfaces of A1 to B1 after spinning are machined, and the positioning references and the machining references are unified;

s5: treatment of semi-finished products

Taking off the semi-finished product machined by the lathe from the lathe, and cleaning the surface of the wheel hub in an ultrasonic cleaning mode, so that the surface of the semi-finished wheel hub can be effectively cleaned, and then the semi-finished wheel hub can be further machined and processed; when cleaning the semi-finished hub, the hub is not damaged during cleaning, and the hub is cleaned without stacking the semi-finished hubs.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (5)

1. The utility model provides an improve mould center location platform of epilogue processing location benchmark, includes spinning mould (1), mould center location platform (2), forging (4) and spinning tail top (3), placing on spinning mould (1) forging (4), its characterized in that: the upper end face of the forging (4) is attached to the lower end face of the spinning tail top (3), the middle of the spinning tail top (3) is provided with a pressing seat (31), the upper end of the pressing seat (31) is connected with a pressing adjusting seat (32), the pressing adjusting seat (32) is connected with the spinning tail top (3) through a bolt structure, the lower end face of the forging (4) is provided with a material ejector (6), the material ejector (6) is arranged above the die center positioning table (2), a connecting block (22) is arranged between the material ejector (6) and the die center positioning table (2), the bottom of the connecting block (22) is provided with a connecting base (21), the outer side of the die center positioning table (2) is provided with a spinning die (1), the upper end of the spinning die (1) is attached to the inner side face of the forging (4), the outer side of the lower end of the forging (4) is provided with a forging flash (41), and a spinning cutter (5) is arranged on the outer side of the forging flash (41).

2. The die centering table for improving the subsequent processing positioning reference as claimed in claim 1, wherein the ejector (6) is composed of a height adjusting seat (61) and an ejector table (62), the ejector table (62) is arranged at the top of the height adjusting seat (61) and is attached to the lower end face of the forging (4), and the height adjusting seat (61) is connected with the die centering table (2).

3. The die center positioning table for improving the subsequent processing positioning reference according to claim 2, wherein a positioning sleeve (24) is arranged on the connecting surface of the height adjusting seat (61) and the die center positioning table (2), a positioning block (25) is arranged at the bottom of the positioning sleeve (24), and the height adjusting seat (61) and the positioning sleeve (24) are connected through a countersunk head screw.

4. The die centering table for improving the positioning reference of the subsequent processing according to claim 3, wherein a double-headed screw (23) and a locking screw (26) are arranged between the ejector (6) and the die centering table (2), and the double-headed screw (23) and the locking screw (26) are alternately arranged.

5. The die center positioning table for improving the subsequent processing positioning reference according to any one of claims 2-4, wherein the contact surfaces of the pressing seat (31) and the top table (62) and the forging (4) are provided with wear-resistant silica gel protection pads.

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