CN103506520A - Four-column hydraulic flaring machine - Google Patents
Four-column hydraulic flaring machine Download PDFInfo
- Publication number
- CN103506520A CN103506520A CN201210217720.4A CN201210217720A CN103506520A CN 103506520 A CN103506520 A CN 103506520A CN 201210217720 A CN201210217720 A CN 201210217720A CN 103506520 A CN103506520 A CN 103506520A
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- China
- Prior art keywords
- wheel rim
- flaring die
- rim
- hydraulic pressure
- plate
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Abstract
The invention discloses a four-column hydraulic flaring machine. The four-column hydraulic flaring machine comprises a flaring die and a downward-pressing device, wherein the flaring die is arranged inside a rim, and the downward-pressing device is arranged over the flaring die. The downward-pressing device is composed of a downward-pressing plate, a connecting plate and a rim positioning pressing plate, wherein the downward-pressing plate, the connecting plate and the rim positioning pressing plate are sequentially overlapped and connected, and a rubber block is further arranged on the face, close to the flaring die, of the rim positioning pressing plate. The four-column hydraulic flaring machine has the advantages of being high in work efficiency, simple in structure, and capable of having the buffer function, enabling the rim not to deform in the punching process, and having the rapid guiding function at the same time.
Description
Technical field
The present invention relates to the production of wheel, specifically refer to four post hydraulic pressure pipe-expanding machines.
Background technology
Wheel is divided into and is bumped into the wheel rim of tire and is arranged on the wheel disc on axletree, the fabricated structure that some wheels adopt car rim and wheel disc to assemble, some employing utilization castings or forge and make wheel shape all-in-one-piece monolithic construction; Fabricated structure is mainly used in steel wheel, adopt a long time ago the method for riveted joint, adopt now the method for welding, and the energy consumption of monolithic construction is higher, the general fabricated structure that adopts is produced now, and combination is that the production process that structure is produced is divided into the production of car rim and the production of wheel disc.
The production of car rim, i.e. the production method that the production of wheel rim adopts is, gets a rectangular steel plates, through pulleying circle, processes, and through soldering, by the two ends welding of steel plate, finally carries out punching press enlarging processing, finally carries out punching moulding; Wherein, in the process at welding steel two ends, can produce a large amount of solder joints, therefore can protrude a lot of welding blocks, therefore in order not affect the use of wheel rim, need the welding block of Dui Gai commissure to go weldering to process.The general weldering processing of going adopts milling cutter that unnecessary welding block is directly excised.
After aforesaid operations, just can form the blank of car rim, then can carry out the operation of punching press enlarging moulding.And in existing punch forming, adopt lower platen directly the end face of car rim to be pressed down, due to not buffering setting, therefore, usually cause the distortion of car rim; For this reason, we need to arrange a kind of pipe-expanding machine to buffer unit.
Summary of the invention
The object of the present invention's design is to provide four post hydraulic pressure pipe-expanding machines, and operating efficiency is high, simple in structure, possesses pooling feature, is difficult for making car rim when punching press, to produce distortion.
Object of the present invention is achieved through the following technical solutions: four post hydraulic pressure pipe-expanding machines, comprise and be arranged on the flaring die of wheel rim inside and be arranged on the hold-down devices directly over flaring die; Described hold-down devices is mainly stacked gradually and is connected and composed by lower platen, connecting plate, wheel rim positioning pressuring plate, and described wheel rim positioning pressuring plate is also provided with block rubber near the one side of flaring die.
Described block rubber be shaped as disc, its diameter is greater than the diameter of wheel rim.
The bottom surface of described flaring die is connected with mould holding plate.
Mould holding plate is provided with at least 2 leads, and described lead runs through lower platen away from mould holding Ban one end.
The number of described lead is 4.
Design principle of the present invention is: in order to make the present invention possess the function of guiding and punching press buffering, the present invention is provided with block rubber at wheel rim positioning pressuring plate place; For wheel rim matches, the shape of block rubber is designed to disc; Meanwhile, in order to possess cushioning effect, so block rubber need to cause extruding to the inwall of wheel rim, so the diameter of block rubber is greater than the diameter of wheel rim.While is in order to make block rubber also can extend to the inside of wheel rim by wheel rim, so the diameter of block rubber is than the long 1cm of the diameter of wheel rim.
Meanwhile, the bottom surface of flaring die is connected with mould holding plate, and this flaring die can slide on mould holding plate; For convenience detach.
In order to maintain lower platen stable advancing in the process pressing down, and do not produce shake, to avoid Pressing Deformation, so mould holding plate is provided with at least 2 leads, and described lead runs through lower platen away from mould holding Ban one end.Certainly the number of wire column can arrange according to actual conditions, and in the present invention, the optimal number of lead is 4, and these four leads lay respectively at mould holding Ban Sige angle.
The invention has the advantages that: operating efficiency is high, simple in structure, possess pooling feature, be difficult for making car rim when punching press, to produce distortion, possess the effect of quick guiding simultaneously.
Accompanying drawing explanation
Fig. 1 is the structural representation that the present invention does not press down.
Fig. 2 is the structural representation of the present invention while pressing down.
Label in figure is expressed as: 1, mould holding plate; 2, lead; 3, lower platen; 4, wheel rim positioning pressuring plate; 5, wheel rim; 6, flaring die; 7, connecting plate; 8, block rubber.
The specific embodiment
Below in conjunction with embodiment and accompanying drawing, the present invention is described in further detail, but embodiments of the present invention are not limited only to this.
Embodiment mono-:
As shown in Figure 1, design principle of the present invention is: in order to make the present invention possess the function of guiding and punching press buffering, the present invention is provided with block rubber 8 at wheel rim positioning pressuring plate 4 places; For wheel rim matches, the shape of block rubber is designed to disc, simultaneously in order to make block rubber also can extend to the inside of wheel rim by wheel rim, in order to possess cushioning effect, therefore block rubber need to cause extruding to the inwall of wheel rim, so the diameter of block rubber is greater than the diameter of wheel rim 5.
Meanwhile, the bottom surface of flaring die 6 is connected with mould holding plate 1, and this flaring die 6 can slide on mould holding plate 1, for convenience detach.
In order to maintain lower platen stable advancing in the process pressing down, and do not produce shake, to avoid Pressing Deformation, so mould holding plate 1 is provided with at least 2 leads 2, and described lead 2 runs through lower platen away from one end of mould holding plate 1.Certainly the number of wire column can arrange according to actual conditions, and in the present invention, the optimal number of lead is 4, and these four leads lay respectively at the Si Ge angle of mould holding plate 1.
Four post hydraulic pressure pipe-expanding machines, comprise and are arranged on the flaring die 6 of wheel rim 5 inside and are arranged on the hold-down devices directly over flaring die; Described hold-down devices is mainly stacked gradually and is connected and composed by lower platen 3, connecting plate 7, wheel rim positioning pressuring plate 4, and described wheel rim positioning pressuring plate 4 is also provided with block rubber 8 near the one side of flaring die.
Described block rubber 8 be shaped as disc, its diameter is greater than the diameter of wheel rim 5.
The bottom surface of described flaring die 6 is connected with mould holding plate 1.
Mould holding plate 1 is provided with at least 2 leads 2, and described lead 2 runs through lower platen away from one end of mould holding plate 1.
The number of described lead 2 is 4.
As shown in Figure 2, in Fig. 2, lower platen 3 moves towards the direction of mould holding plate under the drive of cylinder, thereby drive wheel rim positioning pressuring plate 4 to move, when wheel rim positioning pressuring plate 4 contacts with the upper surface of wheel rim, block rubber has extended to wheel rim inside, because the diameter of wheel rim is less than the diameter of block rubber, now block rubber starts to push the inwall of wheel rim, make wheel rim inwall obtain the power of outside aplysia punctata, wheel rim positioning pressuring plate 4, in the process of the upper surface of extruding wheel rim, can not cause the distortion of wheel rim like this.
To sum up, just can realize preferably the present invention.
Claims (5)
1. four post hydraulic pressure pipe-expanding machines, is characterized in that: comprise and be arranged on the inner flaring die (6) of wheel rim (5) and be arranged on the hold-down devices directly over flaring die; Described hold-down devices is mainly stacked gradually and is connected and composed by lower platen (3), connecting plate (7), wheel rim positioning pressuring plate (4), and the one side of the close flaring die of described wheel rim positioning pressuring plate (4) is also provided with block rubber (8).
2. four post hydraulic pressure pipe-expanding machines according to claim 1, is characterized in that: described block rubber (8) be shaped as disc, its diameter is greater than the diameter of wheel rim (5).
3. four post hydraulic pressure pipe-expanding machines according to claim 1, is characterized in that: the bottom surface of described flaring die (6) is connected with mould holding plate (1).
4. four post hydraulic pressure pipe-expanding machines according to claim 3, is characterized in that: mould holding plate (1) is provided with at least 2 leads (2), and described lead (2) runs through lower platen away from one end of mould holding plate (1).
5. four post hydraulic pressure pipe-expanding machines according to claim 4, is characterized in that: the number of described lead (2) is 4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210217720.4A CN103506520A (en) | 2012-06-28 | 2012-06-28 | Four-column hydraulic flaring machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210217720.4A CN103506520A (en) | 2012-06-28 | 2012-06-28 | Four-column hydraulic flaring machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103506520A true CN103506520A (en) | 2014-01-15 |
Family
ID=49890247
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210217720.4A Pending CN103506520A (en) | 2012-06-28 | 2012-06-28 | Four-column hydraulic flaring machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103506520A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112676789A (en) * | 2020-12-11 | 2021-04-20 | 芜湖集拓实心胎有限公司 | Novel jaw type solid tire assembling press machine |
-
2012
- 2012-06-28 CN CN201210217720.4A patent/CN103506520A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112676789A (en) * | 2020-12-11 | 2021-04-20 | 芜湖集拓实心胎有限公司 | Novel jaw type solid tire assembling press machine |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20140115 |