CN203992199U - A kind of precision tapered roller cold-upsetting apparatus for shaping - Google Patents
A kind of precision tapered roller cold-upsetting apparatus for shaping Download PDFInfo
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- CN203992199U CN203992199U CN201420354949.7U CN201420354949U CN203992199U CN 203992199 U CN203992199 U CN 203992199U CN 201420354949 U CN201420354949 U CN 201420354949U CN 203992199 U CN203992199 U CN 203992199U
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Abstract
The utility model relates to a kind of precision tapered roller cold-upsetting apparatus for shaping, comprises forge die, and stock is sent in cold headers body by manipulator, carries out upsetting pressure on pier compression mould; Described pier compression mould comprises Upper Die-sleeve, upper punch, lower die-sleeve, former and undershoot, and described upper punch is arranged in Upper Die-sleeve; Described former has the negative impression of holding stock, is arranged on the top in lower die-sleeve, and described undershoot is arranged on the bottom of lower die-sleeve, and over against the bottom at former mould; Described upper punch is followed successively by stressed section, guide section and punch section from top to bottom, between the two ends up and down of described guide section and Upper Die-sleeve, is provided with sealing ring; Between described punch section and guide section, be provided with the changeover portion with truncated cone, and the outside of changeover portion is arc; On the inwall of the opening part of described negative impression, be provided with the circular chamfering of enlarging.Advantage of the present utility model is: adopt this mould to improve the qualification rate of product after upsetting pressure.
Description
Technical field
The utility model relates to a kind of bearing roller forging press, is a kind of precision tapered roller cold-upsetting apparatus for shaping that can improve product percent of pass specifically.
Background technology
Bearing roller is the important component part of bearing, has taper roller, spherical roller, cylindrical roller etc., and it is widely used in all kinds of machinery, has especially application more widely in automotive axle, wheel hub.
As shown in Figure 1, it is conical that taper roller is, and the two ends up and down of its circular cone are respectively large end 1 and small end 2, and the end face of the end face of its large end 1 and small end 2 is respectively arranged with large chamfer A4, small end chamfering A5, and is also provided with pit 3 on the end face of large end 1.
The patent No. is the utility model patent of CN 103710509 A, a manufacture method for EMU Special precision taper roller, comprises that multistation high-speed cold-heading molding, hot acid are washed, stress relief annealing, front cleaning, Quenching Treatment, cold treatment, tempering for the first time, grinding, magnetic powder inspection, superfinishing, cleaning, outward appearance, product inspection, size separation, sampling observation surface quality, oiling and counting packaging process; The cold pier moulding of described multistation high-speed adopts four station Balance mechanisms.
As depicted in figs. 1 and 2, in multistation high-speed cold-heading molding, in forging press, the stock 6 after shearing is carried out to shaping, the pit 3 that is then shaped, R fillet A4 and R fillet A5, do not have to meet the forging press that the stock 6 after shearing is carried out to shaping at present.
Utility model content
This technical problem that will solve is to provide and a kind ofly can improves product percent of pass and strengthen the pier compression mould precision tapered roller cold-upsetting apparatus for shaping in service life.
For solving the problems of the technologies described above, the technical solution of the utility model is: a kind of precision tapered roller cold-upsetting apparatus for shaping, comprise cold headers, on cold headers, be provided with forge die, under being sent to by manipulator, stock carries out upsetting pressure on pier compression mould, its innovative point is: described pier compression mould comprises Upper Die-sleeve and lower die-sleeve, in described Upper Die-sleeve, upper punch is installed, and former and undershoot are installed in described lower die-sleeve; The upper port of described former and lower port are respectively over against described upper punch and undershoot, and this former has the negative impression of holding stock, and described lower offset enters the bottom of described negative impression; Described upper punch and undershoot all have driving cylinder to drive it to move up and down;
Described upper punch is followed successively by stressed section, guide section and punch section from top to bottom, between the two ends up and down of described guide section and Upper Die-sleeve, is provided with sealing ring; Between described punch section and guide section, be provided with the changeover portion with truncated cone, and the outside of changeover portion is arc;
On the inwall at the upper port place of described former, be provided with the chamfering of enlarging, and described negative impression is cylindrical, the punch section of corresponding described upper punch with under the part that is punched in negative impression all cylindrical.
Further, the diameter of the punch section of described upper punch is 13.08 mm, and the outside of described changeover portion is arc, and the radius of arc is 15mm, and the diameter of described guide section is 20mm.
The utility model has the advantage of: by upper punch and undershoot, the upsetting part in negative impression is carried out to upsetting pressure simultaneously, between the two ends up and down of the guide section of described upper punch and Upper Die-sleeve, be provided with sealing ring, and on the inwall of the opening part of negative impression, be provided with the circular chamfering of enlarging, can be over against in negative impression while making upper punch descending, between the punch section of described upper punch and guide section, be provided with the changeover portion with truncated cone, and the outside of changeover portion is arc, when this changeover portion makes punching press, force side is stressed evenly, adopt this mould to improve the qualification rate of product after upsetting pressure, the diameter of the punch section of described upper punch is 13.08 mm, and the outside of described changeover portion is arc, and the radius of arc is 15mm, and the diameter of described guide section is 20mm, in this, under size, makes the power of force side more even.
Accompanying drawing explanation
Fig. 1 is the structural representation of circular cone roller.
Fig. 2 is the structural representation of stock after shearing.
Fig. 3 is the structural scheme of mechanism of the stock after the upsetting pressure of upsetting pressure mould.
Fig. 4 is the structural representation of a kind of precision tapered roller cold-upsetting apparatus for shaping of the present utility model.
Fig. 5 is the partial enlarged drawing of the A portion of Fig. 4.
The specific embodiment
As shown in Figure 4 and Figure 5, a kind of precision tapered roller cold-upsetting of the utility model apparatus for shaping, comprises cold headers, and stock 7 is sent to and on pier compression mould, is carried out upsetting pressure by manipulator,
Above-mentioned pier compression mould comprises Upper Die-sleeve 8 and lower die-sleeve 10, and upper punch 9 is installed in Upper Die-sleeve 8, and in lower die-sleeve, 10 are provided with former 11 and undershoot 12; The upper port of former 11 and lower port are respectively over against upper punch 9 and undershoot 12, and this former 11 has the negative impression of holding stock 7, and undershoot 12 is supported the bottom into negative impression; Upper punch 9 all has driving cylinder to drive it to move up and down with undershoot 12,
Above-mentioned upper punch 9 is followed successively by stressed section 14 from top to bottom, guide section 15 and punch section 16, between the two ends up and down of guide section 15 and Upper Die-sleeve 8, is provided with sealing ring 17; Between punch section 16 and guide section 15, be provided with the changeover portion 18 with truncated cone, and the outside of changeover portion 18 is arc, when changeover portion 18 makes punching press, force side 14 is stressed more even, thereby makes to improve the quality of upsetting pressure stock;
On the inwall at the upper port place of above-mentioned former 11, be provided with the chamfering 19 of enlarging, can be over against punching press in the die cavity of former 11 while making upper punch 9 descending;
In the present embodiment, negative impression is cylindrical, and the punch section 16 of corresponding described upper punch 9 is all cylindrical with the part of undershoot 12 in negative impression; The diameter of the punch section 16 of upper punch 9 is 13.08 mm, and the outside of changeover portion 18 is arc, and the radius of arc is 15mm, and the diameter of guide section 15 is 20mm.
As shown in Figure 1, Figure 2, Figure 3, Figure 4, stock 6 before upsetting pressure, carries out shaping by upsetting pressure mould to stock 6, manipulator is sent to the stock of shearing 6 in the die cavity mouth of former 11, upper punch 9 is descending, stock 6 is supported in the die cavity of former 11, and upper punch 9 continues descending, coordinate extruding stock 6 mutually with undershoot 12, after upsetting pressure completes, upper punch 9 is up, and undershoot 12 is up, stock after upsetting pressure 19 is ejected to negative impression, then by manipulator, stock 19 is moved on to next station.
Claims (2)
1. a precision tapered roller cold-upsetting apparatus for shaping, comprise cold headers, on cold headers, be provided with forge die, under being sent to by manipulator, stock carries out upsetting pressure on pier compression mould, it is characterized in that: described pier compression mould comprises Upper Die-sleeve and lower die-sleeve, in described Upper Die-sleeve, upper punch is installed, former and undershoot are installed in described lower die-sleeve; The upper port of described former and lower port are respectively over against described upper punch and undershoot, and this former has the negative impression of holding stock, and described lower offset enters the bottom of described negative impression; Described upper punch and undershoot all have driving cylinder to drive it to move up and down;
Described upper punch is followed successively by stressed section, guide section and punch section from top to bottom, between the two ends up and down of described guide section and Upper Die-sleeve, is provided with sealing ring; Between described punch section and guide section, be provided with the changeover portion with truncated cone, and the outside of changeover portion is arc;
On the inwall at the upper port place of described former, be provided with the chamfering of enlarging, and described negative impression is cylindrical, the punch section of corresponding described upper punch with under the part that is punched in negative impression all cylindrical.
2. a kind of precision tapered roller cold-upsetting apparatus for shaping according to claim 1, it is characterized in that: the diameter of the punch section of described upper punch is 13.08 mm, the outside of described changeover portion is arc, and the radius of arc is 15mm, and the diameter of described guide section is 20mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420354949.7U CN203992199U (en) | 2014-06-30 | 2014-06-30 | A kind of precision tapered roller cold-upsetting apparatus for shaping |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420354949.7U CN203992199U (en) | 2014-06-30 | 2014-06-30 | A kind of precision tapered roller cold-upsetting apparatus for shaping |
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| CN203992199U true CN203992199U (en) | 2014-12-10 |
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| CN201420354949.7U Active CN203992199U (en) | 2014-06-30 | 2014-06-30 | A kind of precision tapered roller cold-upsetting apparatus for shaping |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108941410A (en) * | 2018-06-12 | 2018-12-07 | 如皋市力星滚子科技有限公司 | Cold header composable mold and its Cold header |
| CN111069502A (en) * | 2019-12-26 | 2020-04-28 | 顺科新能源技术股份有限公司 | Part forging device and part forging method |
| CN112548011A (en) * | 2020-11-13 | 2021-03-26 | 太仓久信精密模具股份有限公司 | Forming process for preparing high-speed upsetting-formed cone roller type part |
-
2014
- 2014-06-30 CN CN201420354949.7U patent/CN203992199U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108941410A (en) * | 2018-06-12 | 2018-12-07 | 如皋市力星滚子科技有限公司 | Cold header composable mold and its Cold header |
| CN111069502A (en) * | 2019-12-26 | 2020-04-28 | 顺科新能源技术股份有限公司 | Part forging device and part forging method |
| CN112548011A (en) * | 2020-11-13 | 2021-03-26 | 太仓久信精密模具股份有限公司 | Forming process for preparing high-speed upsetting-formed cone roller type part |
| CN112548011B (en) * | 2020-11-13 | 2022-06-21 | 太仓久信精密模具股份有限公司 | Forming process for preparing high-speed upsetting-formed cone roller type part |
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