CN210548243U - Wheel hub bearing hole machining device - Google Patents
Wheel hub bearing hole machining device Download PDFInfo
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- CN210548243U CN210548243U CN201921248280.2U CN201921248280U CN210548243U CN 210548243 U CN210548243 U CN 210548243U CN 201921248280 U CN201921248280 U CN 201921248280U CN 210548243 U CN210548243 U CN 210548243U
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Abstract
The utility model discloses a wheel hub bearing hole processing device, which comprises a processing platform and a clamping mechanism which is arranged on the processing platform and is used for fixing a wheel hub to be processed; the cutting mechanism comprises double-station opposite type feed mechanisms and a distance adjusting mechanism, wherein the double-station opposite type feed mechanisms are symmetrically arranged on two sides of the clamping mechanism, and the distance adjusting mechanism is used for adjusting the feed amount of the double-station opposite type feed mechanisms; the distance adjusting mechanism is installed on the processing platform, and the double-station opposite type feed mechanism is connected with the distance adjusting mechanism in a sliding mode. The utility model discloses a synchronous formula cutter unit simultaneous processing wheel hub's the dead eye of two sides in duplex position effectively improves the dead eye axiality, utilizes clamping mechanism fixed waiting to process wheel hub and avoid the secondary clamping simultaneously, eliminates the positioning error that many times the clamping produced, ensures that the circle of machining hole is beated and is reduced to minimumly, and the over-and-under type cutter station regulation portion of deuterogamying adjusts the processing interval and the height to the synchronous formula cutter unit in duplex position according to the wheel hub specification, and general usefulness is high.
Description
Technical Field
The utility model belongs to the technical field of the machining technique and specifically relates to a wheel hub bearing hole processingequipment is related to.
Background
The main function of the wheel hub bearing is to bear load and provide accurate guide for the rotation of the wheel hub, and the wheel hub bearing bears axial load and radial load and is an important part in the modern mechanical equipment. The coaxiality of bearing holes of automobile hubs is an important index for processing the hubs, and is closely related to a running system of an automobile, the existing processing and positioning mode of the bearing holes of the hubs is generally that a bearing hole at one end is positioned in an excircle clamping mode by a clamping jaw and then a bearing hole at the other end is processed, the coaxiality requirements of the same similar parts are all more than 0.05mm, for example, the positioning tool for processing the hubs and the hub processing system which are disclosed in Chinese patent documents have the publication number of CN201721274732.5 and comprise a bottom plate, a supporting mechanism and a chuck mechanism, wherein the chuck mechanism is provided with a plurality of clamping jaw blocks, and the hubs are positioned by the clamping jaw blocks and then are drilled. The mounting structure still needs to be disassembled and assembled and processed in a grading way when the bearing holes on two sides are processed, and the requirement on higher precision coaxiality cannot be met.
SUMMERY OF THE UTILITY MODEL
The not enough to prior art, the utility model provides a wheel hub bearing hole processingequipment has solved and has processed two sides and coaxial dead eye among the prior art and need relapse the dismouting with wheel hub, complex operation, dead eye axiality and radial circle beat the unable problem that reaches the required precision.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a hub bearing hole processing device comprises a processing device,
a processing platform;
the clamping mechanism is arranged on the machining platform and used for fixing a mechanism of the hub to be machined;
the cutting mechanism is used for processing bearing holes in two sides of the hub and comprises double-station opposite type feed mechanisms symmetrically arranged on two sides of the clamping mechanism and a distance adjusting mechanism used for adjusting the feed amount of the double-station opposite type feed mechanisms;
the distance adjusting mechanism is installed on the processing platform, and the double-station opposite type feed mechanism is connected with the distance adjusting mechanism in a sliding mode.
The hub to be machined is fixed on a machining platform by the clamping mechanism, the double-station opposite type feed mechanism is adjusted by the distance adjusting mechanism to enable the hub to be machined on two sides simultaneously and synchronously, the double-station opposite type feed mechanism is of a symmetrical structure, and synchronous symmetrical feed is realized after an initial machining position is determined, so that completely identical bearing holes are formed on two sides of the hub, and the coaxiality consistency and radial circular runout reduction of the bearing holes on two sides are further ensured.
Preferably, the double-station opposite-type feed mechanism comprises a first cutter set and a second cutter set which are coaxially arranged, and the first cutter set and the second cutter set are oppositely arranged. The first cutter set and the second cutter set are coaxial and opposite to each other and are respectively used for machining bearing holes on two sides of the hub, the process that the hub needs to be taken down from a clamping mechanism after the bearing hole on one side is machined in the single-side cutter set in the traditional process, the hub is clamped again after being reversed, and then the bearing hole on the other side is machined again is avoided, so that the production efficiency is improved, and meanwhile, errors caused by clamping are eliminated.
Preferably, the end part of the distance adjusting mechanism is provided with a motor, and the distance adjusting mechanism is a lifting mechanism and is provided with a sliding rail. The height and the distance of the double-station opposite type feed mechanism are adjusted by the distance adjusting mechanism before machining and according to the specification of the hub so as to match the hub to be machined for efficient machining; and the first cutter set and the second cutter set can move on the slide rail in the machining process so as to change the feed amount of the hub and ensure the synchronism and the machining quality of bearing holes on two sides.
Preferably, a connecting sleeve is arranged at the top of the double-station opposite type feed mechanism and is controlled by a motor and is connected to a sliding rail of the distance adjusting mechanism in a sliding manner. The connecting sleeve is used for connecting the first cutter set and the second cutter set to the sliding rail respectively and can slide on the sliding rail, so that the cutter set can smoothly change the feed amount when a bearing hole is machined, and further the radial circular runout of the bearing hole is reduced.
Preferably, the first cutter set and the second cutter set are respectively provided with a rotary cutting head and a driving device, and the rotary cutting head is detachably connected with the first cutter set and the second cutter set. The hub bearing hole machining device adopts the mode that a hub to be machined is fixed, and the cutter head is rotated and fed, so that the hole machining precision can be further improved compared with the production mode that the hub rotates and the cutting cutter head is fixed in the traditional process, and meanwhile, a space is made for the arrangement of the double-station opposite type feed mechanism, and the synchronous machining of bearing holes on two sides is ensured.
Preferably, the slide rail is provided with a limiting plate. The limiting plate is used for limiting the moving range of the connecting sleeve on the sliding rail, in the machining process, due to the fact that the cutter groups on the two sides feed on the sliding rail relatively, once misoperation occurs, the cutter head possibly penetrates through a spacer sleeve between bearing holes on the two sides of the hub to cause a cutter beating phenomenon, the cutter heads on the two sides are greatly damaged, and the limiting plate enables the distance between the cutter groups on the two sides to be reserved with allowance so as to protect the cutter head from being damaged.
Preferably, the clamping mechanism is provided with a clamping groove. Clamping draw-in groove centre gripping is at the wheel hub edge, and the accessible is adjusted the interval and is changed the groove width, and then cooperates the wheel hub specification, improves this processingequipment's general usefulness.
Therefore, the utility model discloses following beneficial effect has: (1) the bearing holes on the two sides of the hub are simultaneously machined through the double-station opposite feed mechanism, so that the coaxiality of the bearing holes is effectively improved, and the bearing is prevented from being broken due to local overload; (2) the double-station opposite type feed mechanism is adjusted through the distance adjusting mechanism, the coaxiality of bearing holes on two sides is guaranteed, meanwhile, the machining distance and the machining height of the double-station opposite type feed mechanism can be adjusted according to the specification of a hub, and the universality is high; (3) the hub to be machined is fixed by the clamping mechanism, secondary clamping is avoided, and positioning errors caused by multiple times of clamping are eliminated, so that circular runout of a machined hole is reduced to the minimum by means of rotary cutting of the cutter set, and machining accuracy of a hub bearing hole is further improved; (4) the production process can be effectively simplified by avoiding repeated clamping, and the production efficiency is improved. (5) The synchronous feed of the two sides of the hub enables the stress of the hub in the horizontal direction to be balanced in the machining process, the axial pressure of the clamping mechanism on the hub in the single-side feed machining process can be reduced, the machining deformation of the hub is reduced, and the quality of the hub is improved.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural diagram of the double-station opposite type feed mechanism in fig. 1.
Fig. 3 is a schematic view of the structure of the chucking mechanism in fig. 1.
Fig. 4 is a schematic structural view of the hub.
In the figure: 1. the machining device comprises a machining platform, 2, a cutting mechanism, 3, a distance adjusting mechanism, 31, a sliding rail, 32, a limiting plate, 4, a double-station opposite type feed mechanism, 401, a rotary cutting tool bit, 402, a driving device, 41, a tool group I, 42, a tool group II, 43, a connecting sleeve, 5, a clamping mechanism, 51, a clamping groove, 6, a motor, 7, a hub, 71 and a bearing hole.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and the detailed description.
In an embodiment shown in fig. 1, 1 a hub bearing hole machining apparatus includes,
a processing platform 1;
the clamping mechanism 5 is arranged on the processing platform 1 and used for fixing a mechanism of a hub to be processed;
the cutting mechanism 2 is used for machining bearing holes in two sides of the hub, and the cutting mechanism 2 comprises double-station opposite type feed mechanisms 4 and distance adjusting mechanisms 3, wherein the double-station opposite type feed mechanisms 4 are symmetrically arranged on two sides of a clamping mechanism 5, and the distance adjusting mechanisms 3 are used for adjusting the feed amount of the double-station opposite type feed mechanisms 4;
the distance adjusting mechanism 3 is installed on the processing platform 1, and the double-station opposite type feed mechanism 4 is connected with the distance adjusting mechanism 3 in a sliding mode.
The hub to be machined is fixed on the machining platform 1 through the clamping mechanism 5, the double-station opposite type feed mechanism 4 is adjusted through the distance adjusting mechanism 3, the two sides of the hub are synchronously machined through the cutting mechanism 2, the double-station opposite type feed mechanism 4 is of a symmetrical structure, synchronous symmetrical feed is driven by the motor 6 after the initial machining position is determined, and as shown in the figure 4, the completely same bearing holes 71 are formed in the two sides of the hub 7, so that the coaxiality consistency of the bearing holes 71 in the two sides is guaranteed, and radial circular runout is reduced. The clamping mechanism 5 locks and positions a hub to be machined, the double-station opposite type feed mechanism 4 machines coaxial bearing holes 71 on two sides of the hub to be machined, and due to synchronous opposite feed of cutter groups on two sides, the stress of the hub 7 in the horizontal direction is balanced, the stress intensity of the joint of the hub 7 and the clamping mechanism 5 is effectively reduced, the residual stress and the axial deformation generated in the machining process of the hub 7 are greatly reduced, and the quality of the hub 7 is improved. The distance adjusting mechanism 3 not only ensures the coaxiality of the cutters at two sides, but also enables the feed to be smooth in the machining process by the cutting mechanism 2 consisting of the slide rail 31 arranged on the distance adjusting mechanism and the connecting sleeve 43 at the top of the cutter group; simultaneously, the distance adjusting mechanism 3 is driven by the motor 6 to synchronously lift, so that the working range of the cutting mechanisms 2 on the two sides is enlarged, the working effect is improved, and the universality of the device is improved.
As shown in fig. 2 and 3, the hub bearing hole machining device is used as follows: firstly, a hub to be machined is placed on the clamping mechanism 5, the edge of the hub is clamped into the clamping slot 51, the width of the clamping slot 51 is adjusted and locked, and the hub is ensured to be fixed on the machining platform 1. And then, starting the motor 6 to adjust the distance adjusting mechanism 3, firstly, driving the connecting sleeve 43 to slide on the slide rail to adjust the distance between the double-station opposite type feed mechanisms 4, enabling the first cutter group 41 and the second cutter group 42 to be respectively close to the surfaces to be processed on the two sides of the hub, and then, confirming the initial feed positions of the rotary cutter heads 401 on the cutter groups on the two sides by adjusting the height of the distance adjusting mechanism 3, wherein after the cutting mechanism is adjusted, the preparation work before processing is completed. In this embodiment, the rotary cutting tool bits 401 of the first tool group 41 and the second tool group 42 both use round-shank boring tools, the boring tools on both sides which are coaxially arranged and have the same rotation speed are controlled by the motor 6 to synchronously feed in opposite directions, and mirror-image bearing holes 71 are formed on both sides of the processing hub 7, so that the processing is completed.
It should be noted that, once an operation error occurs and the two side rotary cutting heads 401 are about to approach, the limiting plate 32 on the sliding rail 31 can effectively limit the moving range of the connecting sleeve 43, so as to ensure that the distance between the two side rotary cutting heads 401 is kept, and further eliminate possible accidents caused by opposite cutting. And the processing mode of clamping opposite-direction feed at two sides effectively ensures the coaxiality of the bearing holes 71 at two sides of the hub 7, and simultaneously reduces the positioning error to the minimum, thereby ensuring the extremely low radial circular run-out value of the bearing holes 71.
In addition to the above embodiments, the technical features of the present invention can be re-selected and combined to form new embodiments within the scope of the claims and the specification of the present invention, which are all realized by those skilled in the art without creative efforts, and thus, the embodiments of the present invention which are not described in detail should be regarded as the specific embodiments of the present invention and are within the protection scope of the present invention.
Claims (7)
1. A hub bearing hole processing device is characterized by comprising,
a processing platform (1);
the clamping mechanism (5) is arranged on the machining platform (1) and used for fixing a mechanism of a hub to be machined;
the cutting mechanism (2) is used for machining bearing holes in two sides of the hub, and the cutting mechanism (2) comprises double-station opposite type feed mechanisms (4) which are symmetrically arranged on two sides of the clamping mechanism (5) and a distance adjusting mechanism (3) which is used for adjusting the feed amount of the double-station opposite type feed mechanisms (4);
the distance adjusting mechanism (3) is installed on the machining platform (1), and the double-station opposite type feed mechanism (4) is connected with the distance adjusting mechanism (3) in a sliding mode.
2. The hub bearing hole machining device according to claim 1, wherein the double-station opposite type feed mechanism (4) comprises a first cutter group (41) and a second cutter group (42) which are coaxially arranged, and the first cutter group (41) and the second cutter group (42) are oppositely arranged.
3. The hub bearing hole machining device according to claim 2, wherein the first cutter group (41) and the second cutter group (42) are respectively provided with a rotary cutting head (401) and a driving device (402), and the rotary cutting head (401) is detachably connected with the first cutter group (41) and the second cutter group (42).
4. The hub bearing hole machining device according to claim 1, wherein a motor (6) is arranged at the end of the distance adjusting mechanism (3), the distance adjusting mechanism (3) is a lifting mechanism and is provided with a slide rail (31) used for connecting the double-station opposite type feed mechanism (4).
5. A hub bearing hole machining device according to claim 4, wherein a connecting sleeve (43) is arranged at the top of the double-station opposite type feed mechanism (4), and the connecting sleeve (43) is controlled by a driving device (402) and is slidably connected to a sliding rail (31) of the distance adjusting mechanism (3).
6. A hub bearing hole machining device according to claim 4, wherein a limiting plate (32) is arranged on the slide rail (31).
7. A hub bearing hole machining device according to any one of claims 1 to 6, wherein the clamping mechanism (5) is provided with a clamping slot (51).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921248280.2U CN210548243U (en) | 2019-08-02 | 2019-08-02 | Wheel hub bearing hole machining device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921248280.2U CN210548243U (en) | 2019-08-02 | 2019-08-02 | Wheel hub bearing hole machining device |
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| Publication Number | Publication Date |
|---|---|
| CN210548243U true CN210548243U (en) | 2020-05-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921248280.2U Active CN210548243U (en) | 2019-08-02 | 2019-08-02 | Wheel hub bearing hole machining device |
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| CN (1) | CN210548243U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115502440A (en) * | 2022-10-09 | 2022-12-23 | 信一秀塔克机械（苏州）有限公司 | Double-head horizontal ring die numerical control deep hole drilling machine tool and machining method thereof |
-
2019
- 2019-08-02 CN CN201921248280.2U patent/CN210548243U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115502440A (en) * | 2022-10-09 | 2022-12-23 | 信一秀塔克机械（苏州）有限公司 | Double-head horizontal ring die numerical control deep hole drilling machine tool and machining method thereof |
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