CN106734626B - The mold pack arrangement of metal tank stretching-machine - Google Patents
The mold pack arrangement of metal tank stretching-machine Download PDFInfo
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- CN106734626B CN106734626B CN201611270001.3A CN201611270001A CN106734626B CN 106734626 B CN106734626 B CN 106734626B CN 201611270001 A CN201611270001 A CN 201611270001A CN 106734626 B CN106734626 B CN 106734626B
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- Prior art keywords
- ring
- thinned
- stretching
- ring set
- machine
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/10—Die sets; Pillar guides
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D22/00—Shaping without cutting, by stamping, spinning, or deep-drawing
- B21D22/20—Deep-drawing
- B21D22/28—Deep-drawing of cylindrical articles using consecutive dies
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D51/00—Making hollow objects
- B21D51/16—Making hollow objects characterised by the use of the objects
- B21D51/18—Making hollow objects characterised by the use of the objects vessels, e.g. tubs, vats, tanks, sinks, or the like
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Containers And Packaging Bodies Having A Special Means To Remove Contents (AREA)
Abstract
A kind of mold pack arrangement of metal tank stretching-machine, including multistage thinned ring assemblies（1）, it is characterised in that：Ring assemblies are thinned（1）Including circular layer is thinned（11）And spacer ring layer（12）；Circular layer is thinned（11）Including ring set outer ring（111）, ring set inner ring（112）And thinned ring（113）, ring is thinned（113）It is placed in ring set inner ring（112）Stepped hole big end in, ring set outer ring（111）With ring set inner ring（112）Between the two with the side of truncated cone（1122）It is slidably matched；Spacer ring layer（12）It is stacked at thinned circular layer（11）Separate formed punch（5）Side, spacer ring layer（12）On towards ring set inner ring（112）Aperture is embedded multiple elastomers（121）, elastomer（121）Press on ring set inner ring（112）On end face, and its active force forces ring set inner ring（112）Towards the formed punch of stretching-machine（5）Side movement.
Description
Technical field
The present invention relates to metal tank stretching-machine fields, and in particular to a kind of mold inclusion of metal tank stretching-machine
Structure.
Background technique
Mold packet is one of the significant components in metal tank stretching-machine, is widely used in the production of two-piece can.Mold
The structure of packet generally comprises stacked multistage and ring is thinned, and the diameter of the molding hole of every grade of thinned ring gradually reduces, and mold packet is to set
In compressing positioning in mold room and in its axial direction and radially.When stretching-machine is run, blank is put on the port of mold packet,
Blank edge is fixed on the port of mold packet with compression cup set, and with formed punch extrusion billet and protrudes into the moldings of thinned rings at different levels
The molding hole of Kong Zhong, formed punch and thinned rings at different levels cooperates, so that blank is drawn into cup-shaped tank body.
In above-mentioned stretching-machine operational process, due to factors such as mechanical oscillation, jumper bar amount of deflection, main drive gear movement properties
Influence, formed punch do not can guarantee completely when entering mold packet along linear running, this, which just needs to be thinned ring, to generate with formed punch
Corresponding radial floating, to avoid the generation of thick and thin wall or disconnected tank phenomenon.For the project that above-mentioned thinned ring floats, reference can be made to specially
Sharp US5692409, US5740692 and US6598451.The scheme of these patent disclosures is substantially：A ring set is located on by being thinned
In, promote thinned ring to reach in the outer rim setting elastic elements such as O-ring or spring and endface ventilation that ring is thinned or logical emulsion
To the requirement of floating.
The above-mentioned prior art has the following defects：
1, it is thinned after formed punch exits during ring do not return automatically, since mold packet is usually with its molding hole cloth in the horizontal direction
It sets, by gravity, for the thinned ring meeting nature of floating to whereabouts, that is, the center that ring is thinned is on the lower side, makes that ring center and punching is thinned
Bar center deviation is excessive, causes the wall unevenness of product even, or even disconnected tank phenomenon occurs；
2, the amount of floating that ring is thinned can not be adjusted, and in the case where jumper bar stroke is different with machine amplitude, the floating of ring is thinned
Momentum it is non-adjustable, it is bad to directly result in product quality.
Summary of the invention
It is an object of the present invention to provide a kind of mold pack arrangements of metal tank stretching-machine, are subtracted with solving prior art presence
During Bao Huan is not returned automatically and the problem of amount of floating can not be adjusted.
In order to achieve the above objectives, the technical solution adopted by the present invention is that：A kind of mold inclusion of metal tank stretching-machine
Structure, including multistage thinned ring assemblies, the thinned ring assemblies include that circular layer and spacer ring layer is thinned；
The thinned circular layer includes ring set outer ring, ring set inner ring and thinned ring, and the inner hole of the ring set inner ring is step
Hole, with big end towards the formed punch of stretching-machine, the thinned ring is placed in the big end of the stepped hole stepped hole, outside ring set inner ring
Wall is truncated cone, and the truncated cone with its small end towards the formed punch of stretching-machine；And the inner wall of ring set outer ring also corresponds to justify
Taper type, ring set outer ring are sheathed on outside ring set inner ring, and ring set outer ring and ring set inner ring are slided between the two with the side of truncated cone
Cooperation；
The spacer ring stacking is set to the side that the separate formed punch of circular layer is thinned, and the ring of circular layer is thinned in direction on the spacer ring layer
Set inner ring aperture is embedded multiple elastomers, these elastomers are uniformly distributed in spacer ring layer circumferential direction, and elastomer presses on ring set inner ring end
On face, and its active force forces ring set inner ring to move towards the formed punch side of stretching-machine.
In above scheme, the elastomer is bulb plunger, and the axial direction that mold packet is parallel on the specific spacer ring layer is opened
If tapped through hole, in the tapped through hole internal screw thread connecting ball head plunger, the bulb of bulb plunger is pressed on ring set inner ring end face.
In above scheme, the thinned circular layer further includes a shock ring, which is embedding in its inner hole by ring bodies
If elastic support is constituted；The shock ring is also placed in the big end of the stepped hole of the ring set inner ring, and is located at and ring is thinned
Side far from stretching-machine formed punch.
In above scheme, the thinned ring assemblies share three-level, and it is stacked that this three-level is thinned ring assemblies, are rushed towards stretching-machine at it
Pull ring component again and again is also stacked on one end of head.
In above scheme, it is additionally provided with an anticreep straight section on one end of the separate stretching-machine formed punch of ring outer wall in the ring set,
An anticreep straight section also is provided on the inner wall of the ring set outer ring；The anticreep straight section is parallel to the cylinder that mold packet is axially arranged
Shape face；There are gaps between the anticreep straight section of the ring set inner ring and the anticreep straight section of ring set outer ring.
Working principle of the present invention is：Original state, under the action of elastomer, so that the circle of ring set inner ring and ring set outer ring
Taper type side mutually fits, to ensure that thinned ring and mold packet are concentric.After the formed punch of stretching-machine enters mold packet, Yin La
Stretch the active force that forming force is much larger than elastomer, be thinned annulus ring set inner ring run in the same direction with formed punch, until make ring set inner ring
End face fits on spacer ring layer, and in the process, ring set inner ring end face can be slided on elastomer and carry out with formed punch radial
Floating, when formed punch returns, in the active force of elastomer, so that the truncated cone side of ring set inner ring and ring set outer ring is multiple again
Fitting, ring set inner ring loop back on the position concentric with mold packet with thinned, i.e., in automatic time.Also, by ring set
Gasket is added and subtracted between outer ring and spacer ring layer, the movable distance of ring set inner ring in the axial direction, the fortune in this axial direction can be adjusted
Dynamic distance determines the movable amount of the radial direction of ring set inner ring and thinned ring, so as to adjust the big of thinned ring radial floating amount
It is small.
Since above-mentioned technical proposal is used, the present invention has following advantages compared with prior art：
1, due to the present invention use ring set outer ring and ring set inner ring, in ring set outer ring be arranged be thinned ring, ring set outer ring and
It is slidably matched between ring set inner ring by the side of cone, and ring set inner ring is compressed with elastic element, enable to be thinned ring certainly
In moving back, avoids the offset of thinned ring and influence product quality；
2, also due to the present invention uses ring set outer ring and ring set inner ring, it is arranged in ring set outer ring and ring is thinned, outside ring set
It is slidably matched between circle and ring set inner ring by the side of cone, and ring set inner ring is compressed with elastic element, by ring set
Gasket is added and subtracted between outer ring and spacer ring layer, adjusts ring set outer race shaft to gap（It can amount of exercise）, to realize that thinned ring is radially floating
Momentum size freely adjusts；
3, the trouble in thinned ring end face ventilation or logical emulsion is eliminated, it is simple and reliable for structure.
Detailed description of the invention
Fig. 1 is the structure complete section schematic diagram of the embodiment of the present invention；
Fig. 2 is enlarged diagram at the A of Fig. 1.
In the figures above：1, ring assemblies are thinned；11, circular layer is thinned；111, ring set outer ring；112, ring set inner ring；1121,
Stepped hole；1122, truncated cone side；1123, anticreep straight section；113, ring is thinned；12, spacer ring layer；121, elastomer；114, subtract
Shake ring；1141, elastic support；122, tapped through hole；2, pull ring component again；4, compression cup set；5, formed punch.
Specific embodiment
The invention will be further described with reference to the accompanying drawings and embodiments：
Embodiment：Referring to shown in Fig. 1, Fig. 2：
A kind of mold pack arrangement of metal tank stretching-machine, referring to shown in Fig. 1, Fig. 2, including ring assemblies 1 are thinned in three-level,
It is stacked that this three-level is thinned ring assemblies 1, at it towards being also stacked with pull ring component 2 again and again on one end of stretching-machine formed punch.
Referring to shown in Fig. 1, Fig. 2, each thinned ring assemblies 1 include that circular layer 11 and spacer ring layer 12 is thinned.
Referring to shown in Fig. 1, Fig. 2, the thinned circular layer 11 includes ring set outer ring 111, ring set inner ring 112 and thinned ring
113, the inner hole of the ring set inner ring 112 is stepped hole 1121, and the stepped hole 1121 is with big end towards the formed punch 5 of stretching-machine, institute
It states thinned ring 113 to be placed in the big end of the stepped hole, the outer wall of ring set inner ring 112 is truncated cone, and the truncated cone is with it
Formed punch 5 of the small end towards stretching-machine.And the inner wall of ring set outer ring 111 also corresponds to truncated cone, ring set outer ring 111 is sheathed on ring
It covers outside inner ring 112, ring set outer ring 111 and ring set inner ring 112 are slidably matched between the two with the side of truncated cone 1122.The ring
The truncated cone for covering outer ring 111 is identical as the truncated cone taper of ring set inner ring 112.
Above-mentioned " ring 113 is thinned to be placed in the big end of the stepped hole " refers to that the aperture of stepped hole 1121 is slightly greater than and is thinned
The difference of the diameter of stepped hole 1121 and the diameter of thinned ring 113 is generally maintained at 2 by the outer diameter of ring 113, guarantees to be thinned
Ring 113 can pick and place in stepped hole 1121, and guarantee that ring 113, which is thinned, will not excessively loosen in stepped hole 1121 and occur partially
The heart.
Referring to shown in Fig. 1, Fig. 2, the spacer ring layer 12 is stacked at the side of the separate formed punch 5 of thinned circular layer 11, it is described every
Multiple elastomers 121 are embedded towards 112 aperture of ring set inner ring that circular layer 11 is thinned on circular layer 12, these elastomers 121 are in spacer ring
Uniformly distributed in 12 circumferential direction of layer, elastomer 121 presses on 112 end face of ring set inner ring, and its active force forces ring set inner ring 112 towards drawing
Stretch 5 side of the formed punch movement of machine.
Specifically, as depicted in figs. 1 and 2, the elastomer 121 is bulb plunger, is parallel on the specific spacer ring layer 12
The axial direction of mold packet opens up tapped through hole 122, in the 122 internal screw thread connecting ball head plunger of tapped through hole, the bulb of bulb plunger
It presses on 112 end face of ring set inner ring, sees Fig. 2.
Shown in Figure 1, the three-level is thinned in ring assemblies 1, and ring assemblies 1 and the are thinned from the first order of 5 side number of formed punch
The thinned circular layer 11 that second level is thinned in ring assemblies further includes a shock ring 114, the shock ring 114 be by ring bodies in its inner hole
It is embedded the composition of elastic support 1141.The shock ring 114 is also placed in the big end of the stepped hole 1121 of the ring set inner ring 112
It is interior, and it is located at the side that the separate stretching-machine formed punch 5 of ring 113 is thinned.
It is specific as depicted in figs. 1 and 2, it is additionally provided on one end of the separate stretching-machine formed punch 5 of 12 outer wall of ring set inner ring
One anticreep straight section 1123 also is provided with an anticreep straight section on the inner wall of the ring set outer ring 111；The anticreep straight section is parallel to mould
The anticreep straight section of the cylindrical surface that is axially arranged of tool packet, the anticreep straight section 1123 of the ring set inner ring 112 and ring set outer ring 111 it
Between there are gaps.It is designed in this way, makes operator when to mold packet assembly operation, thinned circular layer 11 can be first nested with, then
When thinned circular layer 11 is planted in mold room, ring set inner ring 112 will not be sliding out out of ring set outer ring 111, facilitate operation.
When the present embodiment uses：Referring to shown in Fig. 1, Fig. 2：
Original state, in elastomer 121（Bulb plunger）Under the action of, so that ring set inner ring 112 and ring set outer ring 111
Truncated cone side mutually fits, to ensure that thinned ring 113 and mold packet are concentric.When the formed punch 5 of stretching-machine enters mold packet
Afterwards, because stretch forming power is much larger than elastomer 121（Bulb plunger）Active force, be thinned ring 113 with ring set inner ring 112 with punching
First 5 operations in the same direction, until fit in 112 end face of ring set inner ring on spacer ring layer 12, in the process, 112 end face of ring set inner ring
It can be in elastomer 121（Bulb plunger）Radial floating is slided and carried out with formed punch 5 on head, when formed punch 5 returns, in bullet
Property body 121（Bulb plunger）Active force be bonded again so that the truncated cone side of ring set inner ring 112 and ring set outer ring 111 is multiple,
Ring set inner ring 112 is back on the position concentric with mold packet with thinned ring 113, i.e., in automatic time.
By adding and subtracting gasket between ring set outer ring 111 and spacer ring layer 12, ring set inner ring 112 can be adjusted in the axial direction
Movable distance, the move distance in this axial direction determine the movable amount of the radial direction of ring set inner ring 112 and thinned ring 113, from
And the size of thinned 113 radial floating amount of ring can be adjusted.
Above-described embodiment only technical concept to illustrate the invention and spy and feature, its object is to allow be familiar with technique
Personage can understand the content of the present invention and implement it accordingly, it is not intended to limit the scope of the present invention.It is all according to this
Equivalent change or modification made by spirit essence, should be covered by the protection scope of the present invention.
Claims (5)
1. a kind of mold pack arrangement of metal tank stretching-machine, including multistage thinned ring assemblies（1）, it is characterised in that：It is described
Ring assemblies are thinned（1）Including circular layer is thinned（11）And spacer ring layer（12）；
The thinned circular layer（11）Including ring set outer ring（111）, ring set inner ring（112）And thinned ring（113）, in the ring set
Circle（112）Inner hole be stepped hole（1121）, the stepped hole（1121）With big end towards the formed punch of stretching-machine（5）, described to be thinned
Ring（113）It is placed in the big end of the stepped hole, ring set inner ring（112）Outer wall be truncated cone, and the truncated cone is small with its
Hold the formed punch towards stretching-machine（5）；And ring set outer ring（111）Inner wall also correspond to truncated cone, ring set outer ring（111）It is arranged
In ring set inner ring（112）Outside, ring set outer ring（111）With ring set inner ring（112）Between the two with the side of truncated cone（1122）It is sliding
Dynamic cooperation；
The spacer ring layer（12）It is stacked at thinned circular layer（11）Separate formed punch（5）Side, the spacer ring layer（12）Upper direction
Circular layer is thinned（11）Ring set inner ring（112）Aperture is embedded multiple elastomers（121）, these elastomers（121）In spacer ring layer
（12）It is uniformly distributed in circumferential direction, elastomer（121）Press on ring set inner ring（112）On end face, and its active force forces ring set inner ring
（112）Towards the formed punch of stretching-machine（5）Side movement.
2. the mold pack arrangement of metal tank stretching-machine according to claim 1, it is characterised in that：The elastomer
（121）For bulb plunger, the specific spacer ring layer（12）On be parallel to the axial direction of mold packet and open up tapped through hole（122）, at this
Tapped through hole（122）Internal screw thread connecting ball head plunger, the bulb of bulb plunger press on ring set inner ring（112）On end face.
3. the mold pack arrangement of metal tank stretching-machine according to claim 1, it is characterised in that：The thinned circular layer
（11）It further include a shock ring（114）, the shock ring（114）It is to be embedded elastic support in its inner hole by ring bodies（1141）
It constitutes；The shock ring（114）It is also placed in the ring set inner ring（112）Stepped hole（1121）Big end in, and be located at be thinned
Ring（113）Separate stretching-machine formed punch（5）Side.
4. the mold pack arrangement of metal tank stretching-machine according to claim 1, it is characterised in that：The thinned ring assemblies
（1）Ring assemblies are thinned in shared three-level, this three-level（1）It is stacked, at it towards being also stacked with pull ring again and again on one end of stretching-machine formed punch
Component（2）.
5. the mold pack arrangement of metal tank stretching-machine according to claim 1, it is characterised in that：The ring set inner ring
（112）The separate stretching-machine formed punch of outer wall（5）One end on be additionally provided with an anticreep straight section（1123）, the ring set outer ring（111）
Inner wall on also be provided with an anticreep straight section；The anticreep straight section is parallel to the cylindrical surface that mold packet is axially arranged；The ring
Cover inner ring（112）Anticreep straight section（1123）With ring set outer ring（111）Anticreep straight section between there are gaps.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611270001.3A CN106734626B (en) | 2016-12-30 | 2016-12-30 | The mold pack arrangement of metal tank stretching-machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611270001.3A CN106734626B (en) | 2016-12-30 | 2016-12-30 | The mold pack arrangement of metal tank stretching-machine |
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| Publication Number | Publication Date |
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| CN106734626A CN106734626A (en) | 2017-05-31 |
| CN106734626B true CN106734626B (en) | 2018-11-27 |
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| CN201611270001.3A Active CN106734626B (en) | 2016-12-30 | 2016-12-30 | The mold pack arrangement of metal tank stretching-machine |
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| CN108176750B (en) * | 2017-12-18 | 2019-07-16 | 广东寰球智能科技有限公司 | A kind of detection method of the mental package stretch forming press based on cloud platform |
| CN110217464B (en) * | 2019-06-29 | 2024-01-23 | 广州荣鑫容器有限公司 | Manufacturing method of 568-580ml metal can |
| CN113210562B (en) * | 2021-04-20 | 2022-08-30 | 敏实汽车技术研发有限公司 | Riveter head floating structure suitable for robot riveting |
| CN114472662B (en) * | 2022-04-16 | 2022-06-21 | 新乡市正元电子材料有限公司 | Cylindrical battery steel shell stretch forming device |
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|---|---|---|---|---|
| US5692409A (en) * | 1994-08-27 | 1997-12-02 | Carnaudmetalbox (Holdings) Usa, Inc. | Production of metal containers |
| CN102319800A (en) * | 2011-06-29 | 2012-01-18 | 无锡市中捷减震器有限公司 | Multifunctional one-time forming die |
| CN202741583U (en) * | 2012-07-05 | 2013-02-20 | 佛山市南海赛邦印铁制罐有限公司 | Punching die for top cover of three-piece can |
| CN204159741U (en) * | 2014-08-27 | 2015-02-18 | 天津市怡润包装容器有限责任公司 | Tank body blank draw punch mould |
| CN104607540A (en) * | 2014-12-29 | 2015-05-13 | 义乌市易开盖实业公司 | Can cap multi-level composite air pressure reverse mold and forming method |
| CN206356467U (en) * | 2016-12-30 | 2017-07-28 | 苏州斯莱克智能模具制造有限公司 | The mould pack arrangement of metal tank stretching-machine |
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2016
- 2016-12-30 CN CN201611270001.3A patent/CN106734626B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5692409A (en) * | 1994-08-27 | 1997-12-02 | Carnaudmetalbox (Holdings) Usa, Inc. | Production of metal containers |
| CN102319800A (en) * | 2011-06-29 | 2012-01-18 | 无锡市中捷减震器有限公司 | Multifunctional one-time forming die |
| CN202741583U (en) * | 2012-07-05 | 2013-02-20 | 佛山市南海赛邦印铁制罐有限公司 | Punching die for top cover of three-piece can |
| CN204159741U (en) * | 2014-08-27 | 2015-02-18 | 天津市怡润包装容器有限责任公司 | Tank body blank draw punch mould |
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| CN106734626A (en) | 2017-05-31 |
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