CN211162105U

CN211162105U - Milling device of bearing ring with flange

Info

Publication number: CN211162105U
Application number: CN201921900813.0U
Authority: CN
Inventors: 刘昭波; 程亚军; 张家春
Original assignee: Huangshi Hatebur Precise Forging Co ltd
Current assignee: Huangshi Hatebur Precise Forging Co ltd
Priority date: 2019-11-06
Filing date: 2019-11-06
Publication date: 2020-08-04
Anticipated expiration: 2029-11-06

Abstract

The utility model relates to a mill technical field, provide a take milling equipment of bearing ring of flange, including the workstation, still including the platform of shelving that is used for shelving the bearing ring, be used for stabilizing two at least bearing rings that vertically stack shelve the last locating component of platform and can will simultaneously shelve adjacent two on the platform the forming cutter of flange is processed out to the bearing ring, shelve the platform locating component and forming cutter all locates on the workstation. The utility model discloses a take milling unit of bearing ring of flange can be simultaneously with the vertical bearing ring milling process who stacks out the flange through the cooperation of shelving platform, locating component and shaping cutter, has avoided processing one by one, has greatly improved machining efficiency.

Description

Milling device of bearing ring with flange

Technical Field

The utility model relates to a mill technical field, specifically be a take milling unit of bearing ring of flange.

Background

The design of the current universal bearing ring can not meet the special requirements of the automobile industry, and in order to meet the consideration of comprehensive factors such as the reliability, the space, the transmission efficiency and the like of an automobile, the bearing with the flange is increasingly popularized in an automobile gearbox, but in order to position, a positioning surface needs to be processed on the bearing flange.

At present, the machining process of the bearing is basically to machine the flange positioning surface after finish turning, the finish turning process is mature, but the machining modes of the flange positioning surface are more, and generally include several modes of finish punching, turning and milling.

The fine blanking mode has the highest efficiency, but the precision and the adaptability are poor, the model with low requirement on the flange positioning surface can be adopted, but the existing product flange positioning surface is not allowed to have a sharp corner after being processed, so that the sharp corner removal after the fine blanking is troublesome, and the adoption of the process is gradually reduced; turning is also a good scheme and can be connected with the previous working procedure, but the turning also has the trouble of removing sharp corners, and the compromise scheme is to add a manual deburring treatment; milling is a normal processing mode, and the positioning surface can be well processed to meet the technical requirements by adopting a formed milling cutter. However, the milling of the forming cutter needs clamping and loading and unloading, the beat is basically stable, the single piece machining efficiency is low, the shift production is difficult to match with the previous working procedure, the cost is too high if a machine tool and personnel are added, and the market competition requirement cannot be met. In the prior art, the edge milling adopts a common three-jaw clamp, only one piece of edge milling can be processed, the efficiency is low, and the requirement of the client on capacity can not be met.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a take milling equipment of bearing ring of flange can be simultaneously with the vertical bearing ring milling process who stacks out the flange through the cooperation of shelving platform, locating component and shaping cutter, has avoided processing one by one, has greatly improved machining efficiency.

In order to achieve the above object, the embodiment of the present invention provides the following technical solutions: the milling device comprises a workbench, a placing table for placing a bearing ring, a positioning assembly for stabilizing at least two vertically stacked bearing rings on the placing table, and a forming cutter capable of machining the flanges of two adjacent bearing rings on the placing table, wherein the placing table, the positioning assembly and the forming cutter are all arranged on the workbench.

Further, the forming cutter is a hobbing cutter, the hobbing cutter comprises a cylindrical cutter bar and a milling cutter arranged on the circumferential surface of the cutter bar, the milling cutter comprises two cutting edges capable of processing the edges of two adjacent end surfaces of two adjacent bearing rings into flanges, and the two cutting edges are arranged along the axial direction of the cutter bar.

Furthermore, the milling device also comprises a driving piece for driving a cutter bar of the hobbing cutter to rotate, and the cutter bar is vertically arranged on one side of the two placing tables.

Furthermore, the placing tables, the positioning assemblies and the forming tools are all provided with a plurality of same numbers, each placing table corresponds to each positioning assembly one by one, each placing table corresponds to each forming tool one by one, the positioning assemblies stabilize the bearing rings on the placing tables corresponding to the positioning assemblies, and the forming tools mill the bearing rings on the placing tables corresponding to the forming tools.

Further, the positioning assembly includes a first compression mechanism for vertically compressing a bearing ring on the rest.

Further, the first pressing mechanism comprises a hydraulic pressing cylinder and a pressing block driven by the hydraulic pressing cylinder, the hydraulic pressing cylinder is installed on the workbench, and a piston of the hydraulic pressing cylinder moves towards the vertical direction.

Further, the positioning assembly further comprises a second pressing mechanism for matching the forming cutter to horizontally press the bearing ring on the placing table, and the bearing ring is clamped between the forming cutter and the second pressing mechanism.

Further, the second pressing mechanism comprises a positioning cylinder and a positioning block driven by the positioning cylinder, a piston of the positioning cylinder moves towards the direction close to the forming cutter, and the surface of the positioning block, which can be in contact with the bearing ring, is a V-shaped surface.

Further, the iron scrap blowing mechanism is used for blowing away iron scrap generated in the milling process of the forming cutter.

Furthermore, the device also comprises a moving mechanism which can drive the workbench to move towards the X-axis direction and the Y-axis direction.

Compared with the prior art, the beneficial effects of the utility model are that: the milling device for the bearing ring with the flange can mill the vertically stacked bearing ring to form the flange through the matching of the placing table, the positioning assembly and the forming cutter, avoids processing one by one, and greatly improves the processing efficiency.

Drawings

Fig. 1 is a schematic view of a machined bearing ring with a flange of a milling device for a bearing ring with a flange according to an embodiment of the present invention;

fig. 2 is a schematic partial perspective view of a milling device for a bearing ring with a flange according to an embodiment of the present invention;

FIG. 3 is a top view of FIG. 2;

fig. 4 is a schematic view of a forming tool of a milling device for a bearing ring with a flange according to an embodiment of the present invention completing a milling process of the bearing ring;

in the reference symbols: 1-a workbench; 2-a rest table; 3-a bearing ring; 30-a rib; 40-hydraulic compaction cylinder; 41-a compression block; 42-positioning the cylinder; 43-a positioning block; 430-V profile; 50-a cutter bar; 51-a milling cutter; 510-a blade; 6-iron scrap blowing mechanism; 7-moving mechanism.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only 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 efforts belong to the protection scope of the present invention.

Referring to fig. 1-4, an embodiment of the present invention provides a milling device for a bearing ring with a flange, including a workbench 1, a rest table 2 for placing a bearing ring 3, a positioning assembly for stabilizing at least two vertically stacked bearing rings 3 on the rest table 2, and a forming tool capable of processing two adjacent bearing rings 3 on the rest table 2 to form a flange 30, wherein the rest table 2, the positioning assembly, and the forming tool are all disposed on the workbench 1. In the prior art, the flange 30 of the bearing ring 3 is processed by methods such as fine blanking, turning, milling and the like, wherein the fine blanking has a sharp corner, the removal of the sharp corner at the later stage is troublesome, the sharp corner also exists after the turning, manual deburring is needed, labor is wasted, and the milling is a relatively regular processing method, but the conventional milling is mostly single-piece processing, namely, the processing is needed one by one, so that the efficiency is low, and when the equivalent weight is gradually increased, the requirements of customers are difficult to meet. In the embodiment, the placing table 2 is used for placing two vertically stacked bearing rings 3, so that the rib 30 can be machined on two adjacent bearing rings 3 by matching with a special forming cutter, and in the process, two vertically stacked bearings are stably placed on the placing table 2 through the positioning assembly, so that the smooth machining and the machining precision are ensured. The placing table 2, the positioning assembly and the forming cutter are all arranged on the workbench 1, and the bearing ring 3 can be immediately machined when machining is needed. The bearing ring 3 which is vertically stacked can be simultaneously milled to form the flange 30 through the matching of the placing table 2, the positioning assembly and the forming cutter, so that the processing one by one is avoided, and the processing efficiency is greatly improved. Preferably, a standard spacer is added between two adjacent bearing rings 3, so that two side milling chamfers can be processed, such as the straight line sections on the flanges 30 of the bearing rings 3 in fig. 1.

As an optimized solution of the embodiment of the present invention, please refer to fig. 4, the forming tool is a hobbing tool, the hobbing tool includes a cylindrical tool bar 50 and a milling tool 51 disposed on the circumferential surface of the tool bar 50, the milling tool 51 includes two cutting edges 510 capable of processing the edges of two adjacent end surfaces of the bearing ring 3 into the retaining edge 30, and the two cutting edges 510 are disposed along the axis direction of the tool bar 50. In the present embodiment, the milling method adopted is hobbing, that is, the tool bar 50 is rotated to rotate near the bearing ring 3, the milling tool 51 arranged on the tool bar 50 can process the edges of two adjacent end surfaces of two bearing rings 3 into the rib 30, and the two cutting edges 510 of the milling tool 51 are arranged along the axial direction of the tool bar 50, so that they can process two bearing rings 3 simultaneously, as shown in fig. 4, the two cutting edges 510 form a W shape, and each groove of the W shape can process one rib 30 of one bearing ring 3. In another embodiment, a plurality of milling cutters 51 may be provided on the tool holder 50, and the milling cutter 51 with two cutting edges 510 is considered as a group of milling cutters 51, so that a plurality of groups of milling cutters 51 are arranged along the axial direction of the tool holder 50, and the distance between two adjacent milling cutters 51 is controlled according to the thickness of a single bearing ring 3, so as to realize the processing of the flange 30 for a larger number of bearing rings 3 stacked, and certainly, a positioning assembly is required to fix a plurality of bearing rings 3.

Further optimizing the above scheme, the milling device further includes a driving member for driving the tool bar 50 of the hobbing cutter 51 to rotate, and the tool bar 50 is vertically arranged on one side of the two shelves 2. In this embodiment, the driving member is used to control the rotation of the tool bar 50, so that the machining can be more rapid and precise. The driving member can be a stepping motor, and can also be driven by a screw rod transmission, cylinder pushing and other combined structures, which are conventional technical means in the field and are not described in detail herein.

As an optimized solution of the embodiment of the present invention, please refer to fig. 2 and fig. 3, the placing table 2, the positioning assembly and the forming tools are all multiple and the same in quantity, each placing table 2 corresponds to each positioning assembly one-to-one, and each placing table 2 corresponds to each forming tool one-to-one, the positioning assembly stabilizes the bearing ring 3 on the placing table 2 corresponding thereto, and the forming tools mill the bearing ring 3 on the placing table 2 corresponding thereto. In this embodiment, machining operations may be performed at different positions on the table 1, specifically, a plurality of positions may be provided on the table 1 as a whole in the above-described embodiment, so that the flanges 30 of the plurality of bearing rings 3 may be machined at the same time. The machining site may be set according to the size of the table 1.

As an optimization of the embodiment of the present invention, the positioning assembly includes a first pressing mechanism for vertically pressing the bearing ring 3 on the rest table 2. In the present embodiment, the positioning is performed by pressing, and the bearing ring 3 is pressed on the rest 2 by applying a vertical force.

In order to further optimize the above solution, referring to fig. 2 and fig. 3, the first pressing mechanism includes a hydraulic pressing cylinder 40 and a pressing block 41 driven by the hydraulic pressing cylinder 40, the hydraulic pressing cylinder 40 is installed on the workbench 1, and a piston of the hydraulic pressing cylinder 40 moves in a vertical direction. In the embodiment, the first pressing mechanism is refined and mainly pressed by the hydraulic power of the hydraulic pressing cylinder 40 in cooperation with the pressing block 41, as shown in fig. 2, each group of bearing rings 3 is pressed by two groups of hydraulic pressing cylinders 40 in cooperation with the pressing block 41, so that the pressing can be more stable. This is a compression method commonly used in the art, and the specific compression principle will not be described in detail here. Of course, other forms of power than hydraulic power are possible, such as screw drives, electric rams, etc., which are conventional in the art and will not be described in detail herein.

As the embodiment of the present invention, the positioning assembly further includes a second pressing mechanism for cooperating with the forming tool to horizontally press the bearing ring 3 on the placing table 2, wherein the bearing ring 3 is clamped between the forming tool and the second pressing mechanism. In this embodiment, in addition to the vertical pressing, the second pressing mechanism may be used to cooperate with the forming tool to perform clamping and positioning, and the positioning direction is horizontal, so that the vertical positioning and the horizontal positioning are both performed, and the bearing ring 3 can be more stably arranged on the placing table 2.

In order to further optimize the above solution, referring to fig. 2 and fig. 3, the second pressing mechanism includes a positioning cylinder 42 and a positioning block 43 driven by the positioning cylinder 42, a piston of the positioning cylinder 42 moves toward the forming tool, and a surface of the positioning block 43, which can contact the bearing ring 3, is a V-shaped surface 430. In this embodiment, the second pressing mechanism is detailed, and an air cylinder provides a driving force to push the positioning block 43 to cooperate with the forming tool for clamping, preferably, the surface of the positioning block 43 facing the bearing ring 3 is a V-shaped surface 430, so that the cylindrical bearing ring 3 can be better sleeved, and a more stable positioning effect can be achieved.

As an optimized scheme of the embodiment of the present invention, please refer to fig. 2 and fig. 3, the apparatus further includes an iron scrap blowing mechanism 6 for blowing away iron scrap generated by the forming tool during the milling process. In this embodiment, the forming tool can make the bearing ring 3 produce a lot of iron fillings at the in-process of work, and these iron fillings if form to pile up or do not fall in time, can produce certain influence to the milling of forming tool, and then lead to flange 30 machining precision not high. Therefore, the iron scrap blowing mechanism 6 can blow away iron scraps through blowing so as to eliminate the hidden troubles. Preferably, the iron scrap blowing mechanism 6 comprises a blower arranged on the workbench 1, an air outlet of the blower is over against the bearing ring 3, and a comb-shaped nozzle is arranged at the air outlet, so that air is uniformly blown to the bearing ring 3, and a good iron scrap blowing effect is achieved.

As an optimized solution of the embodiment of the present invention, please refer to fig. 2, the apparatus further includes a moving mechanism 7 capable of driving the worktable 1 to move in the X-axis direction and the Y-axis direction. In this embodiment, the position of the table 1, and thus the position of the component on the table 1, can be changed by using the moving mechanism 7, so that the device can be processed more flexibly, and the position can be adjusted according to actual conditions.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a take milling unit of bearing ring of flange, includes the workstation, its characterized in that: the bearing ring forming machine further comprises a placing table for placing a bearing ring, a positioning assembly for stabilizing at least two vertically stacked bearing rings on the placing table, and a forming cutter capable of machining flanges of two adjacent bearing rings on the placing table, wherein the placing table, the positioning assembly and the forming cutter are all arranged on the workbench.

2. The apparatus for milling a flanged bearing ring according to claim 1, wherein: the forming cutter is a hobbing cutter, the hobbing cutter comprises a cylindrical cutter bar and a milling cutter arranged on the circumferential surface of the cutter bar, the milling cutter comprises two cutting edges which can process the edges of two adjacent end surfaces of two adjacent bearing rings into flanges, and the two cutting edges are arranged along the axis direction of the cutter bar.

3. The apparatus for milling a flanged bearing ring according to claim 2, wherein: the milling device further comprises a driving piece for driving a cutter bar of the hobbing cutter to rotate, and the cutter bar is vertically arranged on one side of the two placing tables.

4. The apparatus for milling a flanged bearing ring according to claim 1, wherein: the placing tables, the positioning assemblies and the forming cutters are all multiple and same in number, each placing table corresponds to each positioning assembly in a one-to-one mode, each placing table corresponds to each forming cutter in a one-to-one mode, the positioning assemblies stabilize bearing rings on the placing tables corresponding to the positioning assemblies, and the forming cutters mill the bearing rings on the placing tables corresponding to the forming cutters.

5. The apparatus for milling a flanged bearing ring according to claim 1, wherein: the positioning assembly includes a first compression mechanism for vertically compressing a bearing ring on the rest.

6. The apparatus for milling a flanged bearing ring according to claim 5, wherein: the first pressing mechanism comprises a hydraulic pressing cylinder and a pressing block driven by the hydraulic pressing cylinder, the hydraulic pressing cylinder is installed on the workbench, and a piston of the hydraulic pressing cylinder moves towards the vertical direction.

7. The apparatus for milling a flanged bearing ring according to claim 5, wherein: the positioning assembly further comprises a second pressing mechanism used for matching the forming cutter to horizontally press the bearing ring on the placing table, and the bearing ring is clamped between the forming cutter and the second pressing mechanism.

8. The apparatus for milling a flanged bearing ring according to claim 7, wherein: the second pressing mechanism comprises a positioning cylinder and a positioning block driven by the positioning cylinder, a piston of the positioning cylinder moves towards the direction close to the forming cutter, and the surface of the positioning block, which can be in contact with the bearing ring, is a V-shaped surface.

9. The apparatus for milling a flanged bearing ring according to claim 1, wherein: the iron scrap blowing mechanism is used for blowing away iron scrap generated in the milling process of the forming cutter.

10. The apparatus for milling a flanged bearing ring according to claim 1, wherein: the X-axis and Y-axis driving mechanism can drive the workbench to move towards the X-axis direction and the Y-axis direction.