CN203944730U - Numerical control bending rolling cut assembling die - Google Patents

Numerical control bending rolling cut assembling die Download PDF

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Publication number
CN203944730U
CN203944730U CN201420389896.2U CN201420389896U CN203944730U CN 203944730 U CN203944730 U CN 203944730U CN 201420389896 U CN201420389896 U CN 201420389896U CN 203944730 U CN203944730 U CN 203944730U
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China
Prior art keywords
hobboing cutter
cutting edge
axle
bearings
rolling cut
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CN201420389896.2U
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Chinese (zh)
Inventor
卞正文
庄瑞斌
韩林
文家明
秦赤球
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YANGZHOU HENGDE INDUSTRIAL TECHNOLOGY CO., LTD.
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YANGZHOU HENGDA MOULD CO Ltd
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Abstract

Numerical control bending rolling cut assembling die.Provide one to have rolling cut and processing bending line function, interchangeability, versatility are good, the numerical control bending rolling cut assembling die of long service life.Comprise upper die structure and lower die structure, described upper die structure comprises guide pin bushing, upper hobboing cutter, centring ring, axle one, pair of bearings one and be set in respectively attacking head and the spring base of upper mold core top and bottom, between described attacking head and spring base, being provided with spring and described spring housing is located in described upper mold core, described guide pin bushing is located at described spring base below, described lower die structure comprises die shoe, lower hobboing cutter, axle two and pair of bearings two, it is a leg-of-mutton circle cutting edge that described upper hobboing cutter and/or described lower hobboing cutter are provided with cross section, the angle of described cutting edge is 65 °-120 °, the junction of described cutting edge both sides and described upper hobboing cutter or described lower hobboing cutter is respectively equipped with a circle groove.The utility model is realized interchangeability, the versatility of mould, reduces production costs, and extends hobboing cutter service life, improves intensity and quality.

Description

Numerical control bending rolling cut assembling die
Technical field
The utility model relates to mould applications, relates in particular to a kind of improvement to punch press hobbing die structure.
Background technology
A kind of patent No. of our unit's application is that " 201020671235.0 ", name are called the utility model patent of " improvement of hobbing die of numerical-control punch structure ", discloses a kind of mould at the enterprising andante flitch of punch press material shearing.But in use find, the mold performance in this case is single, can only carry out cutting plate use.Use producer to have different processing requests to different workpiece, just must make how secondary a whole set of mould, and that the difference of these moulds is mainly present in the structure of hobboing cutter is different, in actual production, greatly increased production cost.
Find in the course of the work, the plane of hobboing cutter cutting edge both sides mainly plays binder effect, prevents wrinkling simultaneously, but sheet material is metal material, is ductile.Push down by force sheet material and need on sheet material, process indenture, the plate being extruded " is had nowhere to go ", thereby hobboing cutter is produced to reaction force, causes the non-conformity of quality after rolling cut to close requirement, also affects intensity and the service life of hobboing cutter.
Utility model content
The utility model is for above problem, provides one to have rolling cut and processing bending line function, and interchangeability, versatility are good, the numerical control bending rolling cut assembling die of long service life.
The technical solution of the utility model is: comprise upper die structure and lower die structure, described upper die structure comprises guide pin bushing, upper hobboing cutter, centring ring, axle one, pair of bearings one and be set in respectively attacking head and the spring base of upper mold core top and bottom, between described attacking head and spring base, being provided with spring and described spring housing is located in described upper mold core, described guide pin bushing is located at described spring base below, described lower die structure comprises die shoe, lower hobboing cutter, axle two and pair of bearings two, described axle one is arranged on described upper hobboing cutter, described pair of bearings one is located at respectively the two ends of described axle one, described pair of bearings one is fixed on described guide pin bushing, described centring ring covers on described upper hobboing cutter and described upper hobboing cutter protrudes from described centring ring,
Described axle two is arranged on described lower hobboing cutter, and described pair of bearings two is sheathed on respectively the two ends of described axle two described lower hobboing cutter is located on described die shoe;
It is a leg-of-mutton circle cutting edge that described upper hobboing cutter and/or described lower hobboing cutter are provided with cross section, and the angle of described cutting edge is 65 °-120 °;
The junction of described cutting edge both sides and described upper hobboing cutter or described lower hobboing cutter is respectively equipped with a circle groove.
The degree of depth of described groove is the 1/10-1/8 of the height of institute's cutting edge.
Described upper hobboing cutter and lower hobboing cutter are equipped with a circle cutting edge, and the 1.25-2.5 of the lower edge width that the width of the upper cutting edge of described upper hobboing cutter is described lower hobboing cutter doubly.
The upper cutting edge of described upper hobboing cutter and the lower cutting edge of described lower hobboing cutter are in together on the axis of described upper mold core.
The utility model only needs a secondary mould bases, and the hobboing cutter of how secondary different cutting edge sizes can process different products, realizes interchangeability, the versatility of mould, has reduced production cost.Meanwhile, be provided with groove in the cutting edge both sides of hobboing cutter, to vacate rational space to the plate that is extruded, not only reduced the reaction of plate to hobboing cutter cutting edge, extended hobboing cutter service life, also improve intensity and the quality of rolling cut and bending.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model,
Fig. 2 is the structural representation of upper hobboing cutter in Fig. 1,
Fig. 3 is the structural representation of lower hobboing cutter in Fig. 1,
Fig. 4 is the structural representation of upper hobboing cutter in the utility model the first combination,
Fig. 5 is the structural representation of lower hobboing cutter in the utility model the first combination,
Fig. 6 is effect reference diagram in the utility model the first combination,
Fig. 7 is the structural representation of upper hobboing cutter in the utility model the second combination,
Fig. 8 is the structural representation of lower hobboing cutter in the utility model the second combination,
Fig. 9 is effect reference diagram in the utility model the second combination,
Figure 10 is the structural representation of upper hobboing cutter in the third combination of the utility model,
Figure 11 is the structural representation of lower hobboing cutter in the third combination of the utility model,
Figure 12 is effect reference diagram in the third combination of the utility model;
In figure, 1 is upper die structure, the 10th, and bearing one, 11st, attacking head, the 12nd, spring, the 13rd, upper mold core, the 14th, pad, the 15th, spring base, the 16th, guide pin bushing, the 17th, upper hobboing cutter, the 171st, upper cutting edge, the 172nd, upper groove, the 18th, centring ring, the 19th, axle one, 2nd, lower die structure, the 21st, die shoe, the 22nd, lower hobboing cutter, the 221st, lower cutting edge, the 222nd, low groove, the 23rd, axle two, 24th, bearing two, α is blade angle.
Detailed description of the invention
The utility model is as shown in Fig. 1-12, comprise upper die structure 1 and lower die structure 2, described upper die structure 1 comprises guide pin bushing 16, upper hobboing cutter 17, centring ring 18, axle 1, pair of bearings 1 and be set in respectively attacking head 11 and the spring base 15 of upper mold core 13 tops and bottom, between described attacking head 11 and spring base 15, being provided with spring 12 and described spring 12 is sheathed in described upper mold core 13, described guide pin bushing 16 is located at described spring base 15 belows, described axle 1 be arranged on described upper hobboing cutter 17 and the axis of described axle 1 vertical with the axis of described upper hobboing cutter 17, described pair of bearings 1 is located at respectively the two ends of described axle 1, described pair of bearings 1 is fixed on described guide pin bushing 16, described centring ring 18 covers on described upper hobboing cutter 17 and described upper hobboing cutter 17 protrudes from described centring ring 18,
Described lower die structure 2 comprises die shoe 21, lower hobboing cutter 22, axle 2 23 and pair of bearings 2 24, described axle 2 23 be arranged on described lower hobboing cutter 22 and the axis of described axle 2 23 vertical with the axis of described lower hobboing cutter 22, described pair of bearings 2 24 is sheathed on respectively the two ends of described axle 2 23 described lower hobboing cutter 22 is located on described die shoe 21;
It is a leg-of-mutton circle cutting edge (the 171st, upper cutting edge, the 221st, lower cutting edge) that described upper hobboing cutter 17 and/or described lower hobboing cutter 22 are provided with cross section, and the angle α of described cutting edge is 65 °-120 °;
The junction of described cutting edge both sides and described upper hobboing cutter 17 or described lower hobboing cutter 22 be respectively equipped with a circle groove (the 172nd, upper groove, the 222nd, low groove), the degree of depth of described groove is the 1/10-1/8 of the height of institute's cutting edge, described groove is for the plate after accommodating being extruded, advantage is: during one, for rolling cut, make the burr of sheet material breaking part inside, avoid scratching sheet material or operating personnel; Two, during for bending: (1) improves the dimensional accuracy of bending indenture; (2) form minute protrusions in indenture both sides, strengthen the intensity of indenture.
The concrete combination of the utility model has three kinds:
The first combination: as Figure 4-Figure 6, described upper hobboing cutter 17 and lower hobboing cutter 22 are equipped with a circle cutting edge, be applicable to rolling cut, the width of the upper cutting edge 171 of described upper hobboing cutter 17 be described lower hobboing cutter 22 lower cutting edge 221 width 1.25-2.5 doubly, the upper cutting edge 171 of described upper hobboing cutter 17 is in together on the axis of described upper mold core 13 with the lower cutting edge 222 of described lower hobboing cutter 22;
The second combination: as Figure 7-9, described upper hobboing cutter 17 is provided with a circle cutting edge, upwards bending of the sheet material after moulding;
The third combination: as shown in Figure 10-12, described lower hobboing cutter 22 is provided with a circle cutting edge, the sheet material downward bending after moulding;
The utility model is by changing the angle of described cutting edge, controlled panel bending angle.When production mould, only need to make a secondary mould bases, make upper and lower hobboing cutter according to different product requirements, when production, change different hobboing cutters and can meet production, reduced production cost.

Claims (4)

1. numerical control bending rolling cut assembling die, comprise upper die structure and lower die structure, described upper die structure comprises guide pin bushing, upper hobboing cutter, centring ring, axle one, pair of bearings one and be set in respectively attacking head and the spring base of upper mold core top and bottom, between described attacking head and spring base, being provided with spring and described spring housing is located in described upper mold core, described guide pin bushing is located at described spring base below, described lower die structure comprises die shoe, lower hobboing cutter, axle two and pair of bearings two, it is characterized in that, described axle one is arranged on described upper hobboing cutter, described pair of bearings one is located at respectively the two ends of described axle one, described pair of bearings one is fixed on described guide pin bushing, described centring ring covers on described upper hobboing cutter and described upper hobboing cutter protrudes from described centring ring,
Described axle two is arranged on described lower hobboing cutter, and described pair of bearings two is sheathed on respectively the two ends of described axle two described lower hobboing cutter is located on described die shoe;
It is a leg-of-mutton circle cutting edge that described upper hobboing cutter and/or described lower hobboing cutter are provided with cross section, and the angle of described cutting edge is 65 °-120 °;
The junction of described cutting edge both sides and described upper hobboing cutter or described lower hobboing cutter is respectively equipped with a circle groove.
2. numerical control bending rolling cut assembling die according to claim 1, is characterized in that, the degree of depth of described groove is the 1/10-1/8 of the height of institute's cutting edge.
3. numerical control bending rolling cut assembling die according to claim 1, is characterized in that, described upper hobboing cutter and lower hobboing cutter are equipped with a circle cutting edge, and the 1.25-2.5 of the lower edge width that the width of the upper cutting edge of described upper hobboing cutter is described lower hobboing cutter doubly.
4. numerical control bending rolling cut assembling die according to claim 1, is characterized in that, the upper cutting edge of described upper hobboing cutter and the lower cutting edge of described lower hobboing cutter are in together on the axis of described upper mold core.
CN201420389896.2U 2014-07-15 2014-07-15 Numerical control bending rolling cut assembling die Active CN203944730U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420389896.2U CN203944730U (en) 2014-07-15 2014-07-15 Numerical control bending rolling cut assembling die

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420389896.2U CN203944730U (en) 2014-07-15 2014-07-15 Numerical control bending rolling cut assembling die

Publications (1)

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CN203944730U true CN203944730U (en) 2014-11-19

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105344793A (en) * 2015-11-20 2016-02-24 无锡国誉精密机械有限公司 Air conditioner fin rolling-cutting sub-die
CN106270830A (en) * 2016-10-18 2017-01-04 中铁隆昌铁路器材有限公司 A kind of scalable automatic contractility hobboing cutter cutter and processing method

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105344793A (en) * 2015-11-20 2016-02-24 无锡国誉精密机械有限公司 Air conditioner fin rolling-cutting sub-die
CN105344793B (en) * 2015-11-20 2019-01-18 无锡国誉精密机械有限公司 Air-conditioner fin rolling cut submodule
CN106270830A (en) * 2016-10-18 2017-01-04 中铁隆昌铁路器材有限公司 A kind of scalable automatic contractility hobboing cutter cutter and processing method

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C14 Grant of patent or utility model
GR01 Patent grant
C56 Change in the name or address of the patentee
CP01 Change in the name or title of a patent holder

Address after: 225127 Jiangsu city of Yangzhou Province Yang Road No. 16

Patentee after: YANGZHOU HENGDE INDUSTRIAL TECHNOLOGY CO., LTD.

Address before: 225127 Jiangsu city of Yangzhou Province Yang Road No. 16

Patentee before: Yangzhou Hengda Mould Co., Ltd.