CN108638750A - Hub unit and its manufacturing method - Google Patents
Hub unit and its manufacturing method Download PDFInfo
- Publication number
- CN108638750A CN108638750A CN201810733949.0A CN201810733949A CN108638750A CN 108638750 A CN108638750 A CN 108638750A CN 201810733949 A CN201810733949 A CN 201810733949A CN 108638750 A CN108638750 A CN 108638750A
- Authority
- CN
- China
- Prior art keywords
- wheel hub
- blind hole
- hub
- hole
- wheel
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B21/00—Rims
- B60B21/12—Appurtenances, e.g. lining bands
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B2310/00—Manufacturing methods
- B60B2310/20—Shaping
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B2310/00—Manufacturing methods
- B60B2310/20—Shaping
- B60B2310/204—Shaping by moulding, e.g. injection moulding, i.e. casting of plastics material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B2310/00—Manufacturing methods
- B60B2310/20—Shaping
- B60B2310/208—Shaping by forging
- B60B2310/2082—Shaping by forging by swaging
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B2310/00—Manufacturing methods
- B60B2310/50—Thermal treatment
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B2360/00—Materials; Physical forms thereof
- B60B2360/10—Metallic materials
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B2900/00—Purpose of invention
- B60B2900/30—Increase in
- B60B2900/331—Safety or security
Abstract
The invention discloses a kind of hub unit and its manufacturing methods, wherein the hub unit includes wheel hub and cushion block；Multiple blind holes are offered on the wheel rim of the wheel hub；One end of the cushion block is located in the blind hole, and fills the full blind hole, and the other end of the cushion block is located at the outside of the wheel hub.The hub unit of the present invention when in use, after vehicle flat tire, can effectively be supported tire by cushion block, to reduce the resistance energy imbalance of vehicle both sides, improve the form stable and security performance of vehicle.
Description
Technical field
The present invention relates to a kind of vehicle component more particularly to a kind of hub unit and its manufacturing methods.
Background technology
With the development of science and technology, more and more automobiles are equipped with vacuum tyre now, but this vacuum tyre is in flat tire row
During sailing, tire and wheel hub can be caused to be detached from, cause tire and wheel hub asynchronous, since brake system and steering are logical
Control wheel hub is crossed come what is completed, left and right vehicle wheel both sides unbalance stress will be caused in running flat, can cause to turn to and brake out of control,
Easily cause traffic accident.
Invention content
It is an object of the present invention to provide a kind of hub unit and preparation method thereof, the de- of tire and wheel hub can be effectively inhibited
From solving above-mentioned technical problem.
The present invention solves technical problem and adopts the following technical scheme that：A kind of hub unit comprising wheel hub and cushion block；
Multiple blind holes are offered on the wheel rim of the wheel hub；One end of the cushion block is located in the blind hole, and fills
The full blind hole, the other end of the cushion block are located at the outside of the wheel hub.
Optionally, the axis of the blind hole is along the radial direction setting of the wheel hub.
Optionally, the blind hole is ladder type hole, and is more than the wheel close to the diameter of blind hole of the axis of the wheel hub
The diameter of the opening of blind hole on rim outer surface.
Optionally, offer annular groove in the circumferential direction of the wheel hub, the annular groove be connected to opened up on the wheel hub it is more
A blind hole.
Optionally, the axis of the blind hole is located on the same plane of the hub axis, and along the wheel
The circumferential direction of hub is uniformly distributed.
Optionally, the larger part of the annular groove connection blind hole diameter.
The present invention solves technical problem and adopts the following technical scheme that：A kind of manufacturing method of above-mentioned hub unit, packet
It includes：
S10, manufacture wheel hub：The wheel hub is prepared using magnesium alloy materials, and magnesium alloy blank is first carried out homogenizing annealing
Processing carries out liquid pressing molding in the combined shaping mold of isothermal, and liquid pressing wheel hub after molding is cold in air
But to room temperature；It is then heated to 500 DEG C and be dissolved simultaneously hardening, then through carrying out artificial aging processing at 120 DEG C -220 DEG C, obtain
Magnesium alloy hub；
S20, processing blind hole：With puncher in the rim surface drilling blind hole of wheel hub, the diameter of blind hole is 10mm, deep
Degree is 5mm；And the inside diameter of the blind hole is extended to by 20mm by boring machine, and the depth of the diameter segment of 20mm is
3mm；The annular groove of 2mm wide is circumferentially opened up in the rim surface of the wheel hub by milling machine, the depth of the annular groove is
5mm；
S30, installation injection mold：Injection mold is installed on the wheel rim of wheel hub, the injection mold includes cope plate
And lower template；The cope plate and the equal semicircular in shape of lower template, inner ring surface are matched with the surface of wheel rim, when by cope plate and
When lower template is combined, the surface of the wheel rim can be completely closed；Both with respect to institute on the cope plate and lower template
The position for stating blind hole is formed with diameter 30mm, the accommodating space of depth 40mm, also, is formed with sprue gate on the cope plate,
The sprue gate is connected to one in the accommodating space on the cope plate；
The circumferential both ends of the cope plate are formed with convex platform, and through-hole is offered on the convex platform；The lower template
On circumferential both ends be formed with lower convex platform, also offer through-hole on the lower convex platform, screw passes through logical on the convex platform
The cope plate and lower template are fixed together by the through-hole on hole and lower convex platform；
S40, injection molding cushion block
Wheel hub and injection mold are put into togerther in insulating box, and it is 200 DEG C to keep the temperature of insulating box, injection molding machine is by rubber
After peptized, the rubber of thawing is squeezed into mold by the injection hole of injection molding machine, and make rubber full of blind hole and mold
Accommodating space, and form cushion block.
The present invention has the advantages that：The hub unit of the present invention when in use, after vehicle flat tire, passes through cushion block
Effectively tire can be supported, to reduce the resistance energy imbalance of vehicle both sides, improve the form stable of vehicle
Property and security performance.
Description of the drawings
Fig. 1 is the structural schematic diagram of the wheel hub of the present invention；
Fig. 2 is the structural schematic diagram of the injection mold of the present invention；
The mark in the figure shows：1- wheel hubs；2- cushion blocks；3- cope plates；4- accommodating spaces；The sprue gates 5-；6- exhaust outlets.
Specific implementation mode
Technical scheme of the present invention is further elaborated with reference to embodiment and attached drawing.
Embodiment 1
Present embodiments provide a kind of hub unit comprising wheel hub and cushion block.
Offer multiple blind holes on the wheel rim of the wheel hub, in the present embodiment, the axis of the blind hole is along the wheel hub
Radial setting, in the present embodiment, the blind hole is ladder type hole, and the diameter of blind hole of the axis close to the wheel hub is more than
The diameter of the opening of blind hole on the wheel rim outer surface, so that plane of the blind hole along the central axis of the blind hole
Section is in inverted T shaped.
Moreover, offer annular groove in the circumferential direction of the wheel hub, the annular groove be connected to opened up on the wheel hub it is multiple
Blind hole, and preferably, the larger part of the annular groove connection blind hole diameter.
One end of the cushion block is located in the blind hole, and fills the full blind hole, and the other end of the cushion block is located at
The outside of the wheel hub.
In the present embodiment, the multiple blind hole is located at perpendicular to the wheel along the same circumferential circle arrangement of the wheel hub
On the same plane of hub axle line, and it is uniformly distributed along the circumferential direction of the wheel hub.
It is highly preferred that the quantity of the blind hole is 12, and connector is provided in the annular groove, the connector
To be connected between two adjacent cushion blocks, for example, the cushion block and connector be rubber material prepare, and integrally at
Type, such as be integrally formed by the method for injection molding.
The hub unit of the present invention when in use, after vehicle flat tire, can effectively prop up tire by cushion block
Support, to reduce the resistance energy imbalance of vehicle both sides, improves the form stable and security performance of vehicle.
Embodiment 2
Present embodiments provide a kind of manufacturing method of hub unit as described in Example 1 comprising：
S10, manufacture wheel hub.
In the present embodiment, the wheel hub is molded by liquid pressing method, wherein magnesium alloy material may be used in the wheel hub
Prepared by material, magnesium alloy blank is first carried out homogenizing annealing processing at this time, fluid die is carried out in the combined shaping mold of isothermal
Liquid pressing wheel hub after molding is cooled to room temperature by forging molding in air；500 DEG C are then heated to be dissolved and quenched
Water, then through carrying out artificial aging processing at 120 DEG C -220 DEG C, obtain magnesium alloy hub；In the present embodiment, it is preferable that described solid
The time of molten processing is 15 hours, and the time of the artificial aging is 48 hours.
S20, processing blind hole
With puncher in the rim surface drilling blind hole of wheel hub, the diameter of blind hole is 10mm, depth 5mm；And
The inside diameter of the blind hole is extended to 20mm by boring machine, and the depth of the diameter segment of 20mm is 3mm.
The annular groove of 2mm wide, the depth of the annular groove are circumferentially opened up in the rim surface of the wheel hub by milling machine
It is for 5mm, i.e., identical as the depth of the blind hole, so that being interconnected between the blind hole.
S30, installation injection mold
Injection mold is installed on the wheel rim of wheel hub, the injection mold includes cope plate and lower template；The upper mold
Plate and the equal semicircular in shape of lower template, inner ring surface are matched with the surface of wheel rim, are combined when by cope plate and lower template
When, it can completely close the surface of the wheel rim；Position on the cope plate and lower template both with respect to the blind hole is formed
Have diameter 30mm, the accommodating space of depth 40mm, also, be formed with sprue gate on the cope plate, the sprue gate with it is described
A connection in accommodating space on cope plate, other accommodating spaces pass through exhaust outlet and atmosphere.
The circumferential both ends of the cope plate are formed with convex platform, and through-hole is offered on the convex platform；The lower template
On circumferential both ends be formed with lower convex platform, also offer through-hole on the lower convex platform, screw passes through logical on the convex platform
The cope plate and lower template are fixed together by the through-hole on hole and lower convex platform.
S40, injection molding cushion block
Wheel hub and injection mold are put into togerther in insulating box, and it is 200 DEG C to keep the temperature of insulating box, injection molding machine is by rubber
After peptized, the rubber of thawing is squeezed into mold by the injection hole of injection molding machine, and make rubber full of blind hole and mold
Accommodating space, and form cushion block.
S50, removal sprue gate rubber
The rubber at sprue gate is removed, and keeps the structure of all cushion blocks identical.
The sequencing of above example is only for ease of description, can not represent the quality of embodiment.
Finally it should be noted that：The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although
Present invention has been described in detail with reference to the aforementioned embodiments, it will be understood by those of ordinary skill in the art that：It still may be used
With technical scheme described in the above embodiments is modified or equivalent replacement of some of the technical features；
And these modifications or replacements, various embodiments of the present invention technical solution that it does not separate the essence of the corresponding technical solution spirit and
Range.
Claims (7)
1. a kind of hub unit, which is characterized in that including wheel hub and cushion block；
Multiple blind holes are offered on the wheel rim of the wheel hub；One end of the cushion block is located in the blind hole, and fills full institute
Blind hole is stated, the other end of the cushion block is located at the outside of the wheel hub.
2. hub unit according to claim 1, which is characterized in that the axis of the blind hole is along the radial direction of the wheel hub
Setting.
3. hub unit according to claim 2, which is characterized in that the blind hole is ladder type hole, and close to the wheel
The diameter of blind hole of the axis of hub is more than the diameter of the opening of the blind hole on the wheel rim outer surface.
4. hub unit according to claim 3, which is characterized in that offer annular groove, institute in the circumferential direction of the wheel hub
It states annular groove and is connected to the multiple blind holes opened up on the wheel hub.
5. hub unit according to claim 4, which is characterized in that the axis of the blind hole is located at perpendicular to the wheel hub
On the same plane of axis, and it is uniformly distributed along the circumferential direction of the wheel hub.
6. hub unit according to claim 5, which is characterized in that the larger portion of the annular groove connection blind hole diameter
Point.
7. a kind of manufacturing method of hub unit as described in one of claim 1-6, which is characterized in that including：
S10, manufacture wheel hub：The wheel hub is prepared using magnesium alloy materials, and magnesium alloy blank is first carried out homogenizing annealing processing,
Liquid pressing molding is carried out in the combined shaping mold of isothermal, and liquid pressing wheel hub after molding is cooled to room in air
Temperature；It is then heated to 500 DEG C and be dissolved simultaneously hardening, then through carrying out artificial aging processing at 120 DEG C -220 DEG C, obtain magnesium alloy
Wheel hub；
S20, processing blind hole：With puncher in the rim surface drilling blind hole of wheel hub, the diameter of blind hole is 10mm, and depth is
5mm；And the inside diameter of the blind hole is extended to by 20mm by boring machine, and the depth of the diameter segment of 20mm is 3mm；It is logical
The annular groove that milling machine circumferentially opens up 2mm wide in the rim surface of the wheel hub is crossed, the depth of the annular groove is 5mm；
S30, installation injection mold：Injection mold is installed on the wheel rim of wheel hub, the injection mold includes cope plate under
Template；The cope plate and the equal semicircular in shape of lower template, inner ring surface are matched with the surface of wheel rim, when by cope plate and lower die
When board group is combined, the surface of the wheel rim can be completely closed；Both with respect to described blind on the cope plate and lower template
The position in hole is formed with diameter 30mm, the accommodating space of depth 40mm, also, is formed with sprue gate on the cope plate, described
Sprue gate is connected to one in the accommodating space on the cope plate；
The circumferential both ends of the cope plate are formed with convex platform, and through-hole is offered on the convex platform；In the lower template
Circumferential both ends are formed with lower convex platform, also offer through-hole on the lower convex platform, screw pass through through-hole on the convex platform and
The cope plate and lower template are fixed together by the through-hole on lower convex platform；
S40, injection molding cushion block
Wheel hub and injection mold are put into togerther in insulating box, and it is 200 DEG C to keep the temperature of insulating box, injection molding machine is molten by rubber
After change, the rubber of thawing is squeezed into mold by the injection hole of injection molding machine, and so that rubber is accommodating full of blind hole and mold
Space, and form cushion block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810733949.0A CN108638750B (en) | 2018-07-06 | 2018-07-06 | Hub assembly and method of manufacturing the same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810733949.0A CN108638750B (en) | 2018-07-06 | 2018-07-06 | Hub assembly and method of manufacturing the same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108638750A true CN108638750A (en) | 2018-10-12 |
| CN108638750B CN108638750B (en) | 2020-08-04 |
Family
ID=63751215
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810733949.0A Active CN108638750B (en) | 2018-07-06 | 2018-07-06 | Hub assembly and method of manufacturing the same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108638750B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4173243A (en) * | 1975-10-17 | 1979-11-06 | Dunlop Limited | Safety tire and wheel rim assembly |
| CN1439539A (en) * | 2003-04-03 | 2003-09-03 | 重庆镁业科技股份有限公司 | Magnesium alloy hub manufacture |
| TW200633868A (en) * | 2005-03-22 | 2006-10-01 | Yue-Nv Chen | Gain structure of anti-perforation and explosion-proof rim of a tire |
| CN205997650U (en) * | 2016-08-26 | 2017-03-08 | 东营龙鑫橡塑机械有限公司 | A kind of wheel rim with explosion prevention function |
| CN206485142U (en) * | 2016-12-12 | 2017-09-12 | 戴广平 | The internal supporting body for tyre that a kind of multiple-piece wheel rim is installed |
| CN207549847U (en) * | 2017-06-06 | 2018-06-29 | 合肥杰事杰新材料股份有限公司 | A kind of hub unit and wheel |
| CN207565237U (en) * | 2017-12-19 | 2018-07-03 | 江苏东方龙机车集团有限公司 | One kind is exempted to change tire wheel hub |
-
2018
- 2018-07-06 CN CN201810733949.0A patent/CN108638750B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4173243A (en) * | 1975-10-17 | 1979-11-06 | Dunlop Limited | Safety tire and wheel rim assembly |
| CN1439539A (en) * | 2003-04-03 | 2003-09-03 | 重庆镁业科技股份有限公司 | Magnesium alloy hub manufacture |
| TW200633868A (en) * | 2005-03-22 | 2006-10-01 | Yue-Nv Chen | Gain structure of anti-perforation and explosion-proof rim of a tire |
| CN205997650U (en) * | 2016-08-26 | 2017-03-08 | 东营龙鑫橡塑机械有限公司 | A kind of wheel rim with explosion prevention function |
| CN206485142U (en) * | 2016-12-12 | 2017-09-12 | 戴广平 | The internal supporting body for tyre that a kind of multiple-piece wheel rim is installed |
| CN207549847U (en) * | 2017-06-06 | 2018-06-29 | 合肥杰事杰新材料股份有限公司 | A kind of hub unit and wheel |
| CN207565237U (en) * | 2017-12-19 | 2018-07-03 | 江苏东方龙机车集团有限公司 | One kind is exempted to change tire wheel hub |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108638750B (en) | 2020-08-04 |
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