CN1136064C - Device for and method of bending iron plate for outer case of refrigerator - Google Patents
Device for and method of bending iron plate for outer case of refrigerator Download PDFInfo
- Publication number
- CN1136064C CN1136064C CNB97118688XA CN97118688A CN1136064C CN 1136064 C CN1136064 C CN 1136064C CN B97118688X A CNB97118688X A CN B97118688XA CN 97118688 A CN97118688 A CN 97118688A CN 1136064 C CN1136064 C CN 1136064C
- Authority
- CN
- China
- Prior art keywords
- iron plate
- width
- bending
- pressing plate
- plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Classifications
-
- 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
- B21D5/00—Bending sheet metal along straight lines, e.g. to form simple curves
- B21D5/02—Bending sheet metal along straight lines, e.g. to form simple curves on press brakes without making use of clamping means
- B21D5/0209—Tools therefor
- B21D5/0236—Tool clamping
-
- 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
- B21D5/00—Bending sheet metal along straight lines, e.g. to form simple curves
- B21D5/02—Bending sheet metal along straight lines, e.g. to form simple curves on press brakes without making use of clamping means
- B21D5/0209—Tools therefor
- B21D5/0227—Length adjustment of the die
-
- 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
- B21D5/00—Bending sheet metal along straight lines, e.g. to form simple curves
- B21D5/02—Bending sheet metal along straight lines, e.g. to form simple curves on press brakes without making use of clamping means
- B21D5/0281—Workpiece supporting devices
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
- Refrigerator Housings (AREA)
Abstract
To permit the bending of steel sheet for an outer box, which is compatible to various kinds of models, by a constitution wherein the width of clamping and the interval of bending are regulated in accordance with the width of a supplied steel sheet. A clamp 120 includes a housing 125, connected to and installed on the operating shaft 201a of a first cylinder 201, and a bar type guide 124, extended into widthwise direction and whose both ends are fixed to the housing 125. The clamp 120 is connected to the guide 124 while interposing a clamping unit 123, in which a multitude of dies 121, 122 are formed in fore-and-rear direction, whereby the clamp 120 can be moved into the widthwise direction. A regulating means 170 for moving the dies 121, 122 in accordance with the width of a steel sheet for an outer box, is installed at the inside of the dies 121, 122. On the other hand, an interval regulating means, moving a lower frame 161 into the lengthwise direction of the steel sheet for the outer box, is installed. The length of an upper sheet, to be bent so as to have the shape of 'U', is regulated by the interval regulating means.
Description
Technical field
The present invention relates generally to the device and method of bending iron plate for outer case of refrigerator, more particularly, relate to during bending iron plate, can freely regulate a pair of platen width that is used for fixing outcase of refrigerator top board and side plate bending part and between the iron plate for outer case of refrigerator bending device and the method for distance.
Background technology
In general, refrigerator main body is a triplen, so that heat insulation.This structure is by being combined in together and constituting the inside and outside shell of an enclosure space therebetween and the insulating materials that fills is formed in the space.Inner casing is a kind of plastics die casting.The insulating materials of expanded material one class is placed between the inside and outside shell.Shell is made up of the top board and the side plate of U-shaped and the back plate and the base plate that are connected in top, side plate.
Figure 12 is the bending structure of iron plate of formation sheath top plate, the side plate of prior art.Figure 13 is the side view of a pressing plate shown in Figure 12.As shown in FIG., iron plate 1 upwards is bent to form top, side plate 1a, 1b and the 1c of shell.In the conventional apparatus of bending iron plate, be installed in above the pedestal 2 their each intervals one preset distance as a pair of pressing plate 3 of an elevating mechanism.A pair of bending device 4 is installed in below the pedestal 2, and they can pressing plate 3 serve as a mark and a little outwards rotate.When iron plate 1 had been ready, pressing plate 3 moved down, and iron plate 1 is fixing, and bending device 4 is bent into U-shaped just with pressing plate 3 rotation of marking with iron plate 1.As a result, make top board, side plate 1a, 1b and 1c.
As shown in figure 13, iron plate its edge have be used for making the inner casing (not shown) and not shown after the coupling part 1d that hardens and close, the length and width of iron plate all changes.For this reason, require to fix and have that difference is wide, the iron plate 1 of length with different pressing plate 3.In the prior art, the width of pressing plate 3 is done adjustment corresponding to the iron plate width by a part of changing pressing plate 3.
The shortcoming of the conventional apparatus of this bending iron plate is that owing to must change the pressing plate of suitable width according to the shell of different in width, its bending process is delayed, and inconvenient.This class of pressing plate is changed and can be finished with manpower, and this bending process just can not automation.
Summary of the invention
The present invention is devoted to a kind of bending device and method of iron plate for outer case of refrigerator, has avoided this type of shortcoming and defect of conventional art.
The device and method that the purpose of this invention is to provide a kind of bending iron plate for outer case of refrigerator, they are by adjusting the width of pressing plate and bend iron plate in the automation mode according to different iron plate width.
In order to realize above-mentioned purpose of the present invention, a kind of device of bending iron plate for outer case of refrigerator is disclosed, comprising: a pedestal is used to support the iron plate that there is the coupling part at its forward and backward edge; The a pair of pressing plate that is disposed at the elevating mechanism form of described pedestal top, comprise arrange along the iron plate width, be separated by a plurality of moulds of preset space length to each other; A pair ofly be disposed at iron plate bottom, the bending device relative, be used for a pressing plate bending iron plate both sides of marking with pressing plate with rotary way.This device also comprises: automatic mechanism is used for adjusting automatically by the arrangement that changes mould according to the iron plate width width of described pressing plate.Described mould is arranged to make its lateral surface to be on the straight line, and described mould is connected to along on the securing elongated track of iron plate width, so that its position can change.
The bending method of iron plate for outer case of refrigerator has following steps: will have the iron plate of coupling part to be fixed to crooked place along its width at its two ends; Width according to iron plate uses automatic regulator to adjust the width of a pair of pressing plate of separate installation; Pressing plate is pressed to iron plate; And rotate bending device to the iron plate both sides, with a pressing plate bending iron plate that serves as a mark.
Description of drawings
Below accompanying drawing is simply introduced, wherein:
Fig. 1 is the decomposition diagram of an outcase of refrigerator of the method according to this invention and device making;
Fig. 2 is the front view of device of the bending iron plate for outer case of refrigerator of the preferred embodiment of the present invention;
Fig. 3 is the detail drawing of expression pith of the present invention;
Fig. 4 is a side view of Fig. 3 center platen;
Fig. 5 is the cutaway view that the V-V line along Fig. 4 dissects;
Fig. 6 is a hydraulic circuit diagram, and it represents the working condition of each bending device of the present invention;
Fig. 7 is the flow chart that the present invention bends the iron plate method;
Fig. 8-11 explains the duty of iron plate for outer case of refrigerator bending device of the present invention;
Fig. 8 represents to adjust according to iron plate for outer case the state of platen width, and iron plate is placed in original position,
State when Fig. 9 represents that pressing plate moves downward iron plate fixedly;
Figure 10 represents that bending device rotates the state when bending iron plate;
Figure 11 represents that bending device and pressing plate return the state in its home position;
Figure 12 is the explanatory view of a traditional iron plate for outer case of refrigerator bending device; And
Figure 13 is the side view of pressing plate shown in Figure 12.
The specific embodiment
Introduce the preferred embodiments of the present invention in detail below in conjunction with accompanying drawing.
Refrigerator main body is a triplen, comprising: inside and outside shell and the insulating materials between them.Inner casing is a kind of plastics die casting, and shell is made up of the iron plate that links together.After inner casing is connected in shell, makes the insulating materials foaming, and be placed between two shells.
Fig. 1 is the decomposition view of shell.As shown in Figure 1, shell is made up of top, side, back and base plate 11 1 15.Top, side plate 11,12 and 13 are bent into by an iron plate, and they constitute one.In order to connect top, side plate 11,12,13 and back plate, base plate 14,15, side plate 12,13 bottoms and rear end have groove 12c, 13c, 12b and 13b respectively.Corresponding with groove 12c, 13c, 12b and 13b, there is protruding 15a at base plate 15 sidepieces and rear portion.After installation during plate 14, groove 11b, 13b and the 15b that is formed on base plate 15 upper backs accept respectively from the projection 14a of back plate 14 edges projection forward.The leading section of side plate 12,13 disposes connecting portion 12a and the 13a with inside open trough, and unshowned inner casing edge is inserted in these grooves, and inside and outside shell is fused.
Referring to Fig. 2 and 3, bending device comprises: pedestal 110; The a pair of pressing plate 120 that is installed in pedestal 110 tops, elevating mechanism form, the iron plate 100 that is used for forming shell compresses; And a pair of be installed in pedestal 110 belows and can rotate outwardly from pressing plate 120, in order to iron plate 100 both sides are bent into the bending device 130 of U-shaped structure up.
Conveyer 140 is installed in the pedestal both sides respectively, all apart from pedestal 110 centers one preset distance is arranged each other.According to the present invention, a pair of pressing plate 120, bending device 130 are disposed at conveyer 140 inboards symmetrically, are that example illustrates with the apparatus for bending that is placed in the right side.Following framework 161 is installed movingly along pedestal 110 length directions, and upper framework 162 is installed in down framework 161 tops, and with it at a distance of a preset space length.Upper and lower framework 161,162 is in the side combination of the front and back of pedestal 110.Upper framework 162 has first cylinder 201, and its working shaft 201a can be by the oil pressure lifting.The lower end of working shaft 201a is connected with pressing plate 120.Bending device 130 is installed on the pedestal of pressing plate 120 belows, and can serve as a mark with this pressing plate outer surface and a little rotate along counterclockwise.When with connecting rod 202b it being connected in the working shaft 202a of second cylinder 202, bending device 130 is with the pressing plate 120 bending iron plate 100 of marking.Guide post 131 extends along its length and constitutes one with pressing plate 120, lifts iron plate 100 during bending device 130 rotates, so that make bending iron plate 100 easily.
On mould 121 and 122 next doors, an adjuster 170 is installed, in order to transmit mould 121 and 122 according to iron plate 100 width along continuous straight runs.Adjuster 170 comprises: screw rod 171, the motor 172 that screw rod is rotated, be connected in screw rod 171, connector 173 in order to move forward and backward according to screw rod 171 rotation directions, and one make connector 173 move back and forth, make it to connect or the drive source 174 of disengageding mould 121 and 122, screw rod 171 is formed in the housing 125, and correspondingly.Screw rod 171 is connected in the shell 125 with rotary way.Though do not illustrate, drive source 174 can be a solenoid, or linear motor, or hydraulic cylinder.
Referring to Fig. 5, connecting hole 126 longitudinally penetrates in mould 121 and 122 inner surface of each.Be shaped on projection 173a on the inner surface of connector 173, it penetrates connecting hole 126.
As shown in Figure 3, when the bending U-shaped, by moving down framework 161 along iron plate 100 length directions, distance regulator 180 can be adjusted the length of top board 11.Distance regulator 180 comprises: the guide rail 181 that framework 161 slides along left and right direction under along continuous straight runs extension and the guiding on pedestal 110, along continuous straight runs extends into down the screw rod 182 of framework 161 1 sides, and the motor that is connected in screw rod 182 1 ends, screw rod 182 is rotated.Though do not illustrate in the drawings, the following framework 161 that is penetrated by screw rod 182 has a screwed hole, and this screw makes down framework 161 along continuous straight runs motion along with the rotation of screw rod 182.
The working shaft 201a of moving press plate 120 and bending device 130 usefulness, 202a are by hydraulic operation, and this situation is introduced in conjunction with Fig. 6.As shown in Figure 6, first and second cylinder 201,202 that is used for operated clamp 120 and bending device 130 is connected to the pump 203 of pump oil suction liquid by oil pressure pipe 204.In order to control the work of pressing plate 120 and bending device 130, a plurality of magnetic valves 205 that are installed in the oil pipeline 204 are adjusted the operative orientation of working shaft 201a and 202a by regulating fluid stream.
Utilize the method for bending iron plate for outer case of refrigerator of the present invention of the bending device of above-mentioned structure to be described below.
Fig. 7 is the flow chart of iron plate for outer case of refrigerator bending method of the present invention.Referring to Fig. 7, this method has following steps: the width according to the width adjustment pressing plate 120 of iron plate 100 is fixed on iron plate 100 on the original position of processing then; A pair of pressing plate 120 is moved down, make it closely to contact iron plate 100 and constitute a folding line; Serve as a mark with pressing plate and to rotate an a pair of bending device 130, iron plate 100 is bent into U-shaped; And make bending device 130 and pressing plate 120 return its original position.
At length introduce method of the present invention in conjunction with Fig. 8-11 now.
In the first step, the shell that will be had the coupling part 12a that longitudinally is formed at its forward and backward end and 13a by conveyer 140 is with iron plate 100 in-migrations, and is fixed in a Working position, then according to the width of iron plate 100 (referring to Fig. 8) width adjustment pressing plate 120.In order to control the width of pressing plate 120, mould 121 and 122 position are according to being adjusted by the width of an independent detected iron plate 100 of mechanism.For this reason, by rotating screw bolt 171, connector 173 is shifted to mould 121 and 122 according to the width of iron plate, and is connected with 122 with mould 121 by drive source 174.Connector 173 just closely is connected (referring to Fig. 8) by rotating this screw rod with front mold 121 then.
Move down in the pressing plate in second step, a pair of pressing plate 120 that is positioned on the iron plate 100 is moved downward by 201 drives of first cylinder, pushes iron plate 100 and the formation folding line, and supports iron plate 100 (see figure 9)s securely.In order to adjust the bending distance, cross the spacing of 120 of the pressing plates of width according to iron plate 100 width adjustment and adjusted with spacing adjuster 180.Bending distance can be adjusted by regulate a pair of spacing of framework 161 down according to screw rod 182 gyratory directions, and when motor 183 rotating screw bolts 182, following framework 161 moves along opposite directions.
The 3rd step was to rotate a pair of bending device that is attached to the pressing plate outer surface, and iron plate 100 is bent into U-shaped.The bending device 130 that is installed in the right side rotates along counter-clockwise direction relative to pressing plate 120, another be contained in the left side then along rotating clockwise.Like this, the both sides of iron plate 100 are upwards bending just, makes iron plate curve U-shaped.The guide rail 131 that extends in bending device 130 outsides helps to make iron plate 100 both sides by bending and do not deform (referring to Figure 10).
The 4th step makes pressing plate 120 and bending device 130 return its initial state (referring to Figure 11).
As mentioned above, this device and method of bending iron plate makes becomes possibility according to ready iron plate adjusting platen width and bending distance, can bend the iron plate of various different sizes therefrom.Because the present invention is provided with depression to form folding line on the outer surface of mould, so do not produce bending on folding line, so just make product appearance more attractive in appearance.
Claims (5)
1. the device of a bending iron plate for outer case of refrigerator comprises:
One pedestal is used to support the iron plate that there is the coupling part at its forward and backward edge;
The a pair of pressing plate that is disposed at the elevating mechanism form of described pedestal top, comprise arrange along the iron plate width, be separated by a plurality of moulds of preset space length to each other;
A pair ofly be disposed at iron plate bottom, the bending device relative, be used for a pressing plate bending iron plate both sides of marking with pressing plate with rotary way;
It is characterized in that this device also comprises: automatic mechanism is used for adjusting automatically by the arrangement that changes mould according to the iron plate width width of described pressing plate;
Described mould is arranged to make its lateral surface to be on the straight line, and described mould is connected to along on the securing elongated track of iron plate width, so that its position can change.
2. device as claimed in claim 1 is characterized in that, described guiding mechanism comprises:
One screw rod, it and described guide rail correspondingly extend;
One rotates the motor that described screw rod is used;
One be connected in described screw rod, according to described screw rod direction of rotation along the reciprocating connector of described spiro rod length direction; And
One makes described connector be connected in the drive source of described mould.
3. device as claimed in claim 1, it is characterized in that, described each mould has the connecting hole that penetrates its inner surface, this hole is vertical with described track, described connector has the projection of inserting described connecting hole, described connector is moved back and forth by described drive source, and described projection is inserted in the described connecting hole.
4. method of using the described device bending iron plate for outer case of refrigerator of claim 1, it may further comprise the steps:
The iron plate that both ends is had the coupling part is fixed in a crooked place along its width;
According to the iron plate width use the automatic mechanism adjustment of adjusting the width of pressing plate automatically install the width of a pair of pressing plate separated from one another;
Make described pressing plate compress iron plate; And
Bending device is rotated, with the iron plate bending of naming a person for a particular job of marking of described pressing plate towards the iron plate both sides.
5. method as claimed in claim 4 is characterized in that, in adjusting the platen width step, pressing plate comprises a plurality of moulds, and die location can be changed according to the iron plate width.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR33985/96 | 1996-08-16 | ||
KR1019960033985A KR100229131B1 (en) | 1996-08-16 | 1996-08-16 | Bending device and method of out sheet for a refrigerator |
KR33985/1996 | 1996-08-16 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1184009A CN1184009A (en) | 1998-06-10 |
CN1136064C true CN1136064C (en) | 2004-01-28 |
Family
ID=19469762
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB97118688XA Expired - Fee Related CN1136064C (en) | 1996-08-16 | 1997-08-15 | Device for and method of bending iron plate for outer case of refrigerator |
Country Status (5)
Country | Link |
---|---|
JP (1) | JP3034487B2 (en) |
KR (1) | KR100229131B1 (en) |
CN (1) | CN1136064C (en) |
ID (1) | ID18040A (en) |
MY (1) | MY119394A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105327983A (en) * | 2015-12-09 | 2016-02-17 | 浙江腾云制冷科技有限公司 | Forming machine for housing of cold closet |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100875543B1 (en) * | 2007-02-12 | 2008-12-26 | 첨단하이테크 주식회사 | Frame bending device |
KR200453167Y1 (en) * | 2008-11-19 | 2011-04-15 | 대우조선해양 주식회사 | Movable banding system |
CN101722235B (en) * | 2009-12-09 | 2012-05-23 | 浙江华美电器制造有限公司 | Plate metal production die used for refrigerator and freezer |
CN102172683B (en) * | 2011-01-24 | 2012-12-19 | 张家港市龙冠特种装饰材料厂 | Multi-station aluminium strip bending device |
CN102641920A (en) * | 2012-04-19 | 2012-08-22 | 王振康 | Double-headed panel forming device |
CN104942154B (en) * | 2015-06-30 | 2017-03-08 | 合肥华凌股份有限公司 | A kind of refrigerator end folding door shell punch forming assembling die and the production line with this mould |
CN106001196B (en) * | 2016-05-25 | 2017-12-15 | 广西田阳至恒门业有限公司 | Bender |
KR102388794B1 (en) * | 2021-02-05 | 2022-04-20 | 웰메이트(주) | Apparatus and Method for Bending Panel Materal capable of Continuous Process |
CN114029368A (en) * | 2021-11-08 | 2022-02-11 | 姜昊 | Metal protective shell production is with multilateral double-deck bender suitable for communications facilities |
CN114309270B (en) * | 2021-12-31 | 2024-04-09 | 安徽艾普智能装备有限公司 | Side plate of snow display cabinet and U-shaped shell forming line |
-
1996
- 1996-08-16 KR KR1019960033985A patent/KR100229131B1/en not_active IP Right Cessation
-
1997
- 1997-08-13 JP JP9218828A patent/JP3034487B2/en not_active Expired - Fee Related
- 1997-08-15 MY MYPI97003751A patent/MY119394A/en unknown
- 1997-08-15 CN CNB97118688XA patent/CN1136064C/en not_active Expired - Fee Related
- 1997-08-18 ID IDP972876A patent/ID18040A/en unknown
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105327983A (en) * | 2015-12-09 | 2016-02-17 | 浙江腾云制冷科技有限公司 | Forming machine for housing of cold closet |
Also Published As
Publication number | Publication date |
---|---|
KR19980014841A (en) | 1998-05-25 |
JPH1073369A (en) | 1998-03-17 |
MY119394A (en) | 2005-05-31 |
CN1184009A (en) | 1998-06-10 |
KR100229131B1 (en) | 1999-12-01 |
ID18040A (en) | 1998-02-19 |
JP3034487B2 (en) | 2000-04-17 |
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