CN104550378A - Bending mould and bending method for refrigerator invisible door - Google Patents
Bending mould and bending method for refrigerator invisible door Download PDFInfo
- Publication number
- CN104550378A CN104550378A CN201410816775.6A CN201410816775A CN104550378A CN 104550378 A CN104550378 A CN 104550378A CN 201410816775 A CN201410816775 A CN 201410816775A CN 104550378 A CN104550378 A CN 104550378A
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- Prior art keywords
- mould
- bending
- block
- cornerite
- refrigerator
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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
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Refrigerator Housings (AREA)
Abstract
The invention discloses a bending mould and a bending method for a refrigerator invisible door. The bending mould comprises an upper molding board and a lower molding board, wherein a material pressing plate, an end bending mould, a side bending mould and an angle-wrapping block are fixed on the upper molding board; a positioning device, a bending inner mould, a lower mould drive block and an inclined wedge are fixed on the lower molding board; a stretching device which is placed in an inclined manner is further arranged on the lower molding board; the side bending mould and the angle-wrapping block are movably fixed on the upper molding board; the side bending mould and the inclined wedge are matched; the angle-wrapping block, the stretching device and the lower mould drive block are matched. According to the bending mould and the bending method disclosed by the invention, products can be molded at one step, the product quality is guaranteed, the market competitiveness is improved and the generalization performance is very strong.
Description
Technical field
The present invention relates to a kind of Bending Mould, the Bending Mould that particularly a kind of refrigerator Concealed door is special.
Background technology
Refrigerator door is as depicted in figs. 1 and 2 popular a kind of structure now, and the feature of this structure is except having flange at large cambered surface two ends, also has flange at bending fillet.Add this flange and not only strengthen the bulk strength of door shell and the stability of foaming, and door shell good looking appearance and each cabin heat insulating ability is better after coordinating with working of plastics.At present, what the high-end refrigerator door that more well-known both at home and abroad household electrical appliances production firm (Haier, three magnitudes) produces adopted is all this structure.This type of door shell will change the innovation of following refrigerator industry entirety and R&D direction.
Too increase great difficulty by the mould design of this door shell structure fabrication, the mentality of designing that present home and overseas designs the mould of this type of door shell general is that point three steps complete: the first step, side folding; Second step, end folding; 3rd step, cornerite (first step and second step can in no particular order order).Need to make by this thinking and overlap large mold more, the punch press of single operation is completed by manual operation, and product all needs accurate location in every mold, after formed product fillet place easily occur gauffer, squeeze wound fall paint, production efficiency is low, product percent of pass is low, and production cost is high.Constantly update household electric appliances that are superseded, manufacturing enterprise's keen competition at refrigerator product, this mode is not suitable for development trend of today obviously, eventually can be eliminated.
Also there is at present technology side folding and cornerite operation realized in one set of die, but the bending of holding limit can't be completed, still need additionally to increase one set of die, then reorientate and bend, not only inefficiency, the refrigerator door difficult quality guarantee of production.And place easily produces fold at cornerite, surface irregularity, affects product quality.
Summary of the invention
For solving the problems of the technologies described above, the invention provides a kind of refrigerator Concealed door Bending Mould and bending method thereof, in one set of die, completing the shaping of product to reach, enhancing productivity, ensure the object of product quality.
For achieving the above object, technical scheme of the present invention is as follows:
A kind of refrigerator Concealed door Bending Mould, comprise cope match-plate pattern and lower bolster, described cope match-plate pattern is fixed with holding pad, end folding mould, side folding mould and cornerite block, described lower bolster is fixed with positioner, bending internal mold, counterdie drive block and wedge, described lower bolster is also provided with tilted-putted stretching device, described side folding mould and the equal activity of cornerite block are fixed on described cope match-plate pattern, described side folding mould and described wedge match, described cornerite block and stretching device and counterdie drive block match, cornerite and the stretching of plate can be completed, cornerite place is avoided to produce fold, end folding mould can carry out the end folding of plate.
Preferably, described stretching device comprises the clamping plate, the movable block of strap, guide pad and the spring that match with cornerite block, described movable block can slide along guide pad, spring is fixed with between described movable block and lower bolster, cornerite place can be clamped between clamping plate and cornerite block, oliquely downward to be stretched together cornerite by movable block, after completing bending die sinking, movable block can reset by the reaction force of spring.
In further technical scheme, the side of described side folding mould is provided with the first guiding surface, and the surface of described wedge is provided with the second guiding surface, described first guiding surface is parallel with the second guiding surface, side folding mould can slide on slide rail along wedge surface, completes side folding, and folds negative angle.
In further technical scheme, the side of described cornerite block is provided with the 3rd guiding surface, the surface of described counterdie drive block is provided with the 4th guiding surface, described 3rd guiding surface is parallel with the 4th guiding surface, and it is identical with the angle of inclination of described guide pad, cornerite block can slide on slide rail along the surface of counterdie drive block, completes cornerite, and completes the stretching at cornerite place together with stretching device.
In further technical scheme, described side folding mould and cornerite block are all fixed on described cope match-plate pattern by slide rail and spring activity, and side folding mould and cornerite block all can slide rail move again, and can be resetted by the reaction force of spring after die sinking.
Preferably, described holding pad is rectangle, and described end folding mould comprises two, be distributed in the both sides, long limit of described holding pad, described side folding mould comprises two, is distributed in the minor face both sides of described holding pad, described cornerite block comprises 4, is distributed in four angles place of described holding pad.
Preferably, described stretching device, counterdie drive block and wedge include 4 groups, are distributed in four angles place of described lower bolster.
A bending method for refrigerator Concealed door Bending Mould, comprises the steps:
1) will treat that mould put into by bending plate material, matched moulds, bending internal mold struts, spicing forming type, and holding pad compresses plate;
2) mould is descending folds lateral bending for side folding, and side folding mould is about to plate and is folded negative angle under wedge, prevents plate material to rebound;
3) cornerite block contact plate, clamp plate together with stretching device, cornerite block, along the downward cornerite in inclined-plane of counterdie drive block, meanwhile, clips plate and moves obliquely, complete stretching together with stretching device;
4) end folding mould descending fold end curved;
5) die sinking, obtains product.
By technique scheme, refrigerator Concealed door Bending Mould provided by the invention and bending method accurately one-shot forming can complete required product, reduce the error that product multiple bearing on a production line produces; And ensure product appearance, formed product precision is high, bending and cornerite place is attractive in appearance, without fall paint, corrugationless; Considerably reduce the production cost of product, improve production efficiency and product quality.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below.
Fig. 1 is the structural representation of refrigerator Concealed door plate disclosed in this invention;
Fig. 2 is part A enlarged diagram in Fig. 1;
Fig. 3 is the front view of a kind of refrigerator Concealed door Bending Mould disclosed in the embodiment of the present invention;
Fig. 4 is the top view of the bed die disclosed in the embodiment of the present invention.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described.
The invention provides a kind of refrigerator Concealed door Bending Mould, Bending Mould as shown in Figure 2, production efficiency is high, constant product quality, has very strong generalization.
Refrigerator Concealed door Bending Mould as shown in Figure 3 and Figure 4, comprise cope match-plate pattern 1 and lower bolster 2, cope match-plate pattern 1 is fixed with holding pad 3, end folding mould 4, side folding mould 5 and cornerite block 6, lower bolster 2 is fixed with positioner 7, bending internal mold 8, stretching device 9, counterdie drive block 10 and wedge 11, holding pad 3 and positioner 7 can position compression to plate 12, bending internal mold 8 can roll over mould 4 with end, side is rolled over mould 5 and cornerite block 6 etc. and made paper moulds, and completes the bending to plate 12 together.
Side folding mould 5 and cornerite block 6 are all fixed on cope match-plate pattern 1 by slide rail 13 and spring 14 activity, the side of side folding mould 5 is provided with the first guiding surface 15, the surface of wedge 11 is provided with the second guiding surface 16, first guiding surface 15 is parallel with the second guiding surface 16, side folding mould 5 can slide on slide rail 13 along wedge 11 surface, complete side folding, and fold negative angle, prevent plate 12 resilience.
Stretching device 9 comprises the clamping plate 17, the movable block 18 of strap 17, guide pad 19 and the spring (not shown) that match with cornerite block 6, movable block 18 can slide along guide pad 19, spring (not shown) is fixed with between movable block 18 and lower bolster 2, cornerite place 24 can be clamped between clamping plate 17 and cornerite block 6, by movable block 18 together oliquely downward stretching cornerite place 24, after completing bending die sinking, movable block 18 can reset by the reaction force of spring.
The side of cornerite block 6 is provided with the 3rd guiding surface 20, the surface of counterdie drive block 10 is provided with the 4th guiding surface 21,3rd guiding surface 20 is parallel with the 4th guiding surface 21, and cornerite block 6 can slide on slide rail along the surface of counterdie drive block 10, completes cornerite.In this programme, between guide pad 19 and lower bolster 2, angle is 45 °, and the 3rd guiding surface 20 and the 4th guiding surface 21 are also 45 ° with the angle of horizontal direction, can ensure that cornerite block 6 is consistent with the direction of motion of guide pad 19 like this.
With reference to figure 4, holding pad 3 is rectangle, and end folding mould 4 comprises two, is distributed in the both sides, long limit of holding pad 3, and side folding mould 5 comprises two, and be distributed in the minor face both sides of holding pad 3, cornerite block 6 comprises 4, is distributed in four angles place of holding pad 3.Stretching device 9, counterdie drive block 10 and wedge 11 include 4 groups, are distributed in four angles place of lower bolster 2, can the four edges of time processing product and four angles.
The bending method of Bending Mould of the present invention is specific as follows:
To treat that mould put into by bending plate material, when mould matched moulds, bending internal mold 8 struts spicing forming type, holding pad 3 compresses plate 12, side folding mould 5 is descending, first fold the lateral bending 22 shown in Fig. 1, and side folding the first guiding surface 15 of mould 5 contacts with the second guiding surface 16 of wedge 11 and folds negative angle, prevents the resilience of plate 12 angle; After folding lateral bending, cope match-plate pattern 1 continues descending, cornerite block 6 starts to contact plate 12 and makes paper moulds with bending internal mold 8, clamp plate 12 together with stretching device 9 simultaneously, cope match-plate pattern 1 continues descending, 3rd guiding surface 20 of cornerite block 6 along the 4th guiding surface 21 of counterdie drive block 10 in 45 ° of alignments under cornerite, simultaneously stretching device 9 clips plate 12 always and draws back along 45 ° of directions, completes pulling action; Cope match-plate pattern 1 continues descending, and mould 4 is descending folds the end curved 23 shown in Fig. 1 and Fig. 2 for end folding, completes whole flexing movement.During mould die sinking, side folding mould 5, cornerite block 6, bending internal mold 8, stretching device 9 reset under action from the spring 14, the smooth demoulding of product.
Refrigerator Concealed door Bending Mould provided by the invention accurately one-shot forming can complete required product, reduces the error that product multiple bearing on a production line produces; And ensure product appearance, formed product precision is high, bending and cornerite place is attractive in appearance, without fall paint, corrugationless; Considerably reduce the production cost of product, improve production efficiency and product quality; Improve the market competitiveness, have very strong generalization.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the present invention.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein can without departing from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (8)
1. a refrigerator Concealed door Bending Mould, comprise cope match-plate pattern and lower bolster, described cope match-plate pattern is fixed with holding pad, end folding mould, side folding mould and cornerite block, described lower bolster is fixed with positioner, bending internal mold, counterdie drive block and wedge, it is characterized in that, described lower bolster is also provided with tilted-putted stretching device, described side folding mould and the equal activity of cornerite block are fixed on described cope match-plate pattern, described side folding mould and described wedge match, and described cornerite block and stretching device and counterdie drive block match.
2. refrigerator Concealed door Bending Mould according to claim 1, it is characterized in that, described stretching device comprises the clamping plate, the movable block of strap, tilted-putted guide pad and the spring that match with cornerite block, described movable block can slide along guide pad, is fixed with spring between described movable block and lower bolster.
3. refrigerator Concealed door Bending Mould according to claim 1, is characterized in that, the side of described side folding mould is provided with the first guiding surface, and the surface of described wedge is provided with the second guiding surface, and described first guiding surface is parallel with the second guiding surface.
4. refrigerator Concealed door Bending Mould according to claim 2, it is characterized in that, the side of described cornerite block is provided with the 3rd guiding surface, the surface of described counterdie drive block is provided with the 4th guiding surface, described 3rd guiding surface is parallel with the 4th guiding surface, and identical with the angle of inclination of described guide pad.
5. refrigerator Concealed door Bending Mould according to claim 1, is characterized in that, described side folding mould and cornerite block are all fixed on described cope match-plate pattern by slide rail and spring activity.
6. according to the arbitrary described refrigerator Concealed door Bending Mould of claim 1-5, it is characterized in that, described holding pad is rectangle, described end folding mould comprises two, be distributed in the both sides, long limit of described holding pad, described side folding mould comprises two, is distributed in the minor face both sides of described holding pad, described cornerite block comprises 4, is distributed in four angles place of described holding pad.
7., according to the arbitrary described refrigerator Concealed door Bending Mould of claim 1-5, it is characterized in that, described stretching device, counterdie drive block and wedge include 4 groups, are distributed in four angles place of described lower bolster.
8. a bending method for refrigerator Concealed door Bending Mould as claimed in claim 1, is characterized in that, comprise the steps:
1) will treat that mould put into by bending plate material, matched moulds, bending internal mold struts, spicing forming type, and holding pad compresses plate;
2) mould is descending folds lateral bending for side folding, and side folding mould is about to plate and is folded negative angle under wedge, prevents plate material to rebound;
3) cornerite block contact plate, clamp plate together with stretching device, cornerite block, along the downward cornerite in inclined-plane of counterdie drive block, meanwhile, clips plate and moves obliquely, complete stretching together with stretching device;
4) end folding mould descending fold end curved;
5) die sinking, obtains product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410816775.6A CN104550378B (en) | 2014-12-24 | 2014-12-24 | Bending mould and bending method for refrigerator invisible door |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410816775.6A CN104550378B (en) | 2014-12-24 | 2014-12-24 | Bending mould and bending method for refrigerator invisible door |
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| Publication Number | Publication Date |
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| CN104550378A true CN104550378A (en) | 2015-04-29 |
| CN104550378B CN104550378B (en) | 2017-01-11 |
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Cited By (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105215202A (en) * | 2015-11-17 | 2016-01-06 | 重庆持恒模具有限公司 | Bending mould |
| CN105750421A (en) * | 2016-05-04 | 2016-07-13 | 昆山电子羽电业制品有限公司 | Back plate down-bending mold |
| CN106140984A (en) * | 2016-08-29 | 2016-11-23 | 合肥常青机械股份有限公司 | Autonomous driving vehicle structure beam profiling linkage bending and molding device |
| CN106583562A (en) * | 2016-12-30 | 2017-04-26 | 安徽鲲鹏装备模具制造有限公司 | Corner wrapping Wrap angle mould for ends of door shell of refrigerator |
| CN106694645A (en) * | 2016-12-30 | 2017-05-24 | 安徽鲲鹏装备模具制造有限公司 | Refrigerator door shell end part angle wrapping mechanism |
| CN106734584A (en) * | 2016-12-23 | 2017-05-31 | 宁波鸿立光电科技股份有限公司 | A kind of integrally formed mould of flanging cornerite |
| CN106734625A (en) * | 2016-12-31 | 2017-05-31 | 滁州市艾德模具设备有限公司 | A kind of refrigerator door termination bending cornerite mould |
| CN107030197A (en) * | 2016-12-23 | 2017-08-11 | 宁波鸿立光电科技股份有限公司 | A kind of integrally formed mould of multiple flanging |
| CN107442660A (en) * | 2017-07-27 | 2017-12-08 | 青岛雄风实业有限公司 | Shaping dies and its manufacturing process for refrigerator door |
| CN108080459A (en) * | 2017-11-08 | 2018-05-29 | 天津东方奇运汽车制造有限公司 | The acute angle bending tool of thin-walled steel plate |
| CN108188225A (en) * | 2017-12-29 | 2018-06-22 | 江苏尚诚精密模具科技有限公司 | A kind of control seat cornerite lateral thruster |
| CN108326100A (en) * | 2018-04-20 | 2018-07-27 | 浙江炜驰机械集团有限公司 | One kind turning over diclinic arc-shaped edges device |
| CN108906990A (en) * | 2018-06-14 | 2018-11-30 | 合肥美的电冰箱有限公司 | The bending cornerite mold of refrigerator door |
| CN110586760A (en) * | 2019-10-24 | 2019-12-20 | 徐州工业职业技术学院 | Hydraulic compound die for fastener with inwards-oblique bent edge |
| CN110681769A (en) * | 2019-10-10 | 2020-01-14 | 李美冬 | Metal plate industrial control cabinet bending and forming die |
| CN111069354A (en) * | 2019-12-28 | 2020-04-28 | 广德竹昌电子科技有限公司 | Multilateral bending inner buckling process for notebook computer shell |
| CN112246921A (en) * | 2020-09-25 | 2021-01-22 | 宁波韩电电器有限公司 | Invisible end folding door shell forming device |
| CN113020437A (en) * | 2021-03-02 | 2021-06-25 | 深圳市亿和精密科技集团有限公司 | Negative angle bending device for reducing bending scratch |
| CN114029401A (en) * | 2020-08-18 | 2022-02-11 | 青岛海尔模具有限公司 | Bending wrap angle die and bending wrap angle method |
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| CN101474655A (en) * | 2009-01-19 | 2009-07-08 | 昆山市三建模具机械有限公司 | Brake forming mold for door casing of refrigerator |
| CN201841205U (en) * | 2010-11-05 | 2011-05-25 | 滁州市科创模具制造有限公司 | Refrigerator door shell end bending die |
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Cited By (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105215202A (en) * | 2015-11-17 | 2016-01-06 | 重庆持恒模具有限公司 | Bending mould |
| CN105750421A (en) * | 2016-05-04 | 2016-07-13 | 昆山电子羽电业制品有限公司 | Back plate down-bending mold |
| CN106140984A (en) * | 2016-08-29 | 2016-11-23 | 合肥常青机械股份有限公司 | Autonomous driving vehicle structure beam profiling linkage bending and molding device |
| CN107030197B (en) * | 2016-12-23 | 2019-01-22 | 宁波鸿立光电科技股份有限公司 | A kind of integrally formed mold of multiple flanging |
| CN106734584A (en) * | 2016-12-23 | 2017-05-31 | 宁波鸿立光电科技股份有限公司 | A kind of integrally formed mould of flanging cornerite |
| CN107030197A (en) * | 2016-12-23 | 2017-08-11 | 宁波鸿立光电科技股份有限公司 | A kind of integrally formed mould of multiple flanging |
| CN106583562A (en) * | 2016-12-30 | 2017-04-26 | 安徽鲲鹏装备模具制造有限公司 | Corner wrapping Wrap angle mould for ends of door shell of refrigerator |
| CN106694645A (en) * | 2016-12-30 | 2017-05-24 | 安徽鲲鹏装备模具制造有限公司 | Refrigerator door shell end part angle wrapping mechanism |
| CN106734625A (en) * | 2016-12-31 | 2017-05-31 | 滁州市艾德模具设备有限公司 | A kind of refrigerator door termination bending cornerite mould |
| CN107442660A (en) * | 2017-07-27 | 2017-12-08 | 青岛雄风实业有限公司 | Shaping dies and its manufacturing process for refrigerator door |
| CN108080459A (en) * | 2017-11-08 | 2018-05-29 | 天津东方奇运汽车制造有限公司 | The acute angle bending tool of thin-walled steel plate |
| CN108188225A (en) * | 2017-12-29 | 2018-06-22 | 江苏尚诚精密模具科技有限公司 | A kind of control seat cornerite lateral thruster |
| CN108326100A (en) * | 2018-04-20 | 2018-07-27 | 浙江炜驰机械集团有限公司 | One kind turning over diclinic arc-shaped edges device |
| CN108906990A (en) * | 2018-06-14 | 2018-11-30 | 合肥美的电冰箱有限公司 | The bending cornerite mold of refrigerator door |
| CN110681769A (en) * | 2019-10-10 | 2020-01-14 | 李美冬 | Metal plate industrial control cabinet bending and forming die |
| CN110586760A (en) * | 2019-10-24 | 2019-12-20 | 徐州工业职业技术学院 | Hydraulic compound die for fastener with inwards-oblique bent edge |
| CN111069354A (en) * | 2019-12-28 | 2020-04-28 | 广德竹昌电子科技有限公司 | Multilateral bending inner buckling process for notebook computer shell |
| CN114029401A (en) * | 2020-08-18 | 2022-02-11 | 青岛海尔模具有限公司 | Bending wrap angle die and bending wrap angle method |
| CN114029401B (en) * | 2020-08-18 | 2023-08-04 | 卡奥斯模具(青岛)有限公司 | Bending wrap angle die and bending wrap angle method |
| CN112246921A (en) * | 2020-09-25 | 2021-01-22 | 宁波韩电电器有限公司 | Invisible end folding door shell forming device |
| CN113020437A (en) * | 2021-03-02 | 2021-06-25 | 深圳市亿和精密科技集团有限公司 | Negative angle bending device for reducing bending scratch |
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Address after: Chunyang Road North, Siyuan road 266111 in Shandong Province in Qingdao high tech Industrial Development Zone on the west side Applicant after: QINGDAO HEDMARK INTELLIGENT EQUIPMENT CO.,LTD. Address before: Chunyang Road North, Siyuan road 266111 in Shandong Province in Qingdao high tech Industrial Development Zone on the west side Applicant before: QINGDAO HUADONG ENGINEERING MACHINERY Co.,Ltd. |
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Denomination of invention: Bending Die and Bending Method for Invisible Door of Refrigerator Effective date of registration: 20220930 Granted publication date: 20170111 Pledgee: Agricultural Bank of China Limited Qingdao Branch Business Department Pledgor: QINGDAO HEDMARK INTELLIGENT EQUIPMENT CO.,LTD. Registration number: Y2022370010145 |
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