CN107138575B - A kind of production method and apparatus control method of refrigerator-freezer liner degree of lip-rounding coaming plate - Google Patents
A kind of production method and apparatus control method of refrigerator-freezer liner degree of lip-rounding coaming plate Download PDFInfo
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- CN107138575B CN107138575B CN201710468144.3A CN201710468144A CN107138575B CN 107138575 B CN107138575 B CN 107138575B CN 201710468144 A CN201710468144 A CN 201710468144A CN 107138575 B CN107138575 B CN 107138575B
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- bending
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- bender item
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- riveting
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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
- B21D21/00—Combined processes according to methods covered by groups B21D1/00 - B21D19/00
-
- 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
- B21D39/00—Application of procedures in order to connect objects or parts, e.g. coating with sheet metal otherwise than by plating; Tube expanders
- B21D39/02—Application of procedures in order to connect objects or parts, e.g. coating with sheet metal otherwise than by plating; Tube expanders of sheet metal by folding, e.g. connecting edges of a sheet to form a cylinder
Abstract
The invention discloses the production methods and apparatus control method of a kind of refrigerator-freezer liner degree of lip-rounding coaming plate.The production method is by will be bent into U-shaped coaming plate behind plate both ends respectively oblique upper hem and oblique lower hem, then pass through the control of the second bending riveting machine doubling bent angle, so that U-shaped coaming plate is again after bending, the flap obliquely at plate both ends together with the mutual hasp of flap obliquely after riveted.Production method of the invention can carry out control by program to realize full-automatic production operation.
Description
Technical field
The present invention relates to the automated manufacturing technologies of refrigerator-freezer liner coaming plate.
Background technique
Freezer liner coaming plate is for being isolated freezer liner and refrigeration device.Freezer liner coaming plate is usually by Figured aluminium plate system
At.In general, freezer liner coaming plate U-shaped coaming plate as made by two pieces of Figured aluminium plates adds again after becoming degree of lip-rounding coaming plate after mutually riveting
It is formed after upper plate riveting.The degree of lip-rounding can also be directly prepared by one piece of Figured aluminium plate for the refrigerator-freezer liner coaming plate of small size to enclose
It is made after being riveted after plate along with bottom plate.Under the prior art, artificial Jie is much needed in the manufacturing process of freezer liner coaming plate
Enter, does not there is full-automatic freezer liner coaming plate production line also.
Summary of the invention
Problem to be solved by this invention：The manufacturing method for designing a kind of refrigerator-freezer liner degree of lip-rounding coaming plate, makes that it is suitable for complete
The coaming plate production line automation operation of automation.
To solve the above problems, the scheme that the present invention uses is as follows：
A kind of production method of refrigerator-freezer liner degree of lip-rounding coaming plate according to the present invention, this method comprises the following steps：
S10：Oblique upper hem and oblique lower hem are carried out to plate respectively at two folding lines at plate both ends, so that
Plate both ends have flap obliquely and flap obliquely；
S20：By the first bending machine to 90 degree of plate downward bending at two the first bending lines of plate, forms U-shaped and enclose
Plate；
S30：In the second bending riveting machine, pass through second bending riveting machine the first bender item of control and the second bender
The flip angle of item, by the second bending riveting machine the first bender item plate the second bending line to the U-shaped coaming plate
After carrying out the 90 degree of bendings of downward mistake, by the second bending riveting machine the second bender item plate third bending line pair
The U-shaped coaming plate carries out the 90 degree of bendings of downward mistake, so that the flap obliquely and flap obliquely at plate both ends
It is interlaced；
S40：In the second bending riveting machine, the flip angle for controlling the first bender item and the second bender item is 90 degree
Afterwards, the outer outer lateral expansion for laterally expanding supporting mechanism below the natural resiliency of plate or the second bending riveting machine binder platform is utilized
Exhibition support, so that bending angle rebound of the plate at the second bending line and at third bending line is restored to 90 degree, so that
Interlaced flap obliquely is together with the mutual hasp of flap obliquely；
S50：By the riveting mechanism of the second bending riveting machine to mutual hasp flap obliquely together and oblique
Under flap riveted；
Two first bending lines are symmetrical with plate center line；Second bending line and third bending line are with plate
Center line is symmetrical, and is located at the inside of two first bending lines；Second bending line is located at folding obliquely
Edge side.
Further, the production method of refrigerator-freezer liner degree of lip-rounding coaming plate according to the present invention, the flap obliquely and tiltedly
Downward flap has 30 ~ 45 degree of flanging angles.
A kind of apparatus control method of refrigerator-freezer liner degree of lip-rounding coaming plate according to the present invention, the apparatus control method are related to second
Bending riveting machine；The second bending riveting machine includes the second bending machine and riveting mechanism；Second bending machine includes two
Bending mechanism that is adjustable in pitch and being oppositely arranged；The riveting mechanism is mounted between two bending mechanisms；The bending machine
Structure includes the hanging binder platform of bender item and bottom；The bender item is connected with bending angle control mechanism；Described two foldings
The bender item of bender structure is respectively defined as the first bender item and the second bender item；The apparatus control method includes receiving
Bending riveting instruction executes following steps when receiving bending riveting instruction：
S31：By controlling the bending angle control mechanism that the first bender item is connected the first bender item is turned over
90 degree；
S32：By controlling the bending angle control mechanism that the second bender item is connected the second bender item is turned over
90 degree；
S41：By controlling being connected for the bending angle control mechanism that is connected of the first bender item and the second bender item
Bending angle control mechanism make the first bender item and the flip angle of the second bender item be adjusted to 90 degree；
S42：The time for waiting 1 ~ 2s, using plate natural resiliency, so that the first bender item and the second bender
Item is returned to 90 degree to 90 degree of bendings of mistake of plate；
S51：Control executes riveting action.
A kind of apparatus control method of refrigerator-freezer liner degree of lip-rounding coaming plate according to the present invention, the apparatus control method are related to second
Bending riveting machine；The second bending riveting machine includes the second bending machine and riveting mechanism；Second bending machine includes two
Bending mechanism that is adjustable in pitch and being oppositely arranged；The riveting mechanism is mounted between two bending mechanisms；The bending machine
Structure includes the hanging binder platform of bender item and bottom；The bender item is connected with bending angle control mechanism；Described two foldings
The bender item of bender structure is respectively defined as the first bender item and the second bender item；The lower section of binder platform is equipped with outer lateral expansion
Open up supporting mechanism；The apparatus control method include receive bending riveting instruction, when receive bending riveting instruction when execute with
Lower step：
S31：By controlling the bending angle control mechanism that the first bender item is connected the first bender item is turned over
90 degree；
S32：By controlling the bending angle control mechanism that the second bender item is connected the second bender item is turned over
90 degree；
S41：By controlling being connected for the bending angle control mechanism that is connected of the first bender item and the second bender item
Bending angle control mechanism make the first bender item and the flip angle of the second bender item be adjusted to 90 degree；
S42：By control it is described it is outer laterally expand the outer of supporting mechanism and laterally expand support so that first bender
Item and the second bender item are returned to 90 degree to 90 degree of bendings of mistake of plate；
S51：Control executes riveting action.
Technical effect of the invention is as follows：Method of the invention can be realized full-automatic machinery operation.
Detailed description of the invention
Fig. 1 is the step schematic diagram of production method processing technology of the invention.
Fig. 2 is the top view of plate folding line and bending line of the invention.
Fig. 3 is flap under production method of the invention obliquely together with the mutual hasp of flap obliquely
State.
In Fig. 1, Fig. 2, Fig. 3, Fig. 4,99 be plate.
Fig. 4 is the state that degree of lip-rounding coaming plate is formed after plate finally rivets.
Fig. 5 is the overall structure diagram of the second bending riveting machine needed for realizing the present invention.
Fig. 6 is the structural schematic diagram of the second bending mechanism of the second bending riveting machine.
Fig. 7 is the schematic diagram of internal structure of the binder bending mechanism of the second bending mechanism.
Fig. 8 is the structural schematic diagram for controlling the two-fold bent angle control mechanism of 90 degree of bendings.
Fig. 9 is the overall structure diagram of riveting mechanism.
Figure 10 is the schematic diagram of internal structure of riveting mechanism.
Figure 11 is the annexation figure for producing line traffic control host and the second bending riveting machine.
Figure 12 and Figure 13 is the structural schematic diagram with the mesa supports mechanism for laterally expanding support outside.Wherein, Tu13He
Figure 12 is compared, and outer lateral support plate is concealed in Figure 13.
Specific embodiment
The present invention is described in further details with reference to the accompanying drawing.
A kind of production method of refrigerator-freezer liner degree of lip-rounding coaming plate, this method comprises the following steps：
S10：Oblique upper hem and oblique lower hem are carried out to plate respectively at two folding lines at plate both ends, so that
Plate both ends have flap obliquely and flap obliquely.As shown in Figure 1 and Figure 2, LE is folding line, and 981 be plate
Flap of the end at folding line LE obliquely, 982 be the flap of plate end at folding line LE obliquely.Obliquely
Flap 981 and flap 982 obliquely be located at the both ends of plate.It is by the portion of flanging on the outside of folding line LE
Point, width is usually 3 ~ 8 millimeters.Flap 981 obliquely and the flanging angle having the same of flap obliquely 982.Folding
The size of corner has certain limitation：Flanging angle cannot too greatly can not be too small, no person in step s 40, flanging obliquely
Portion and flap obliquely can not be together with hasps.In the present embodiment, flanging angle is preferably 30 ~ 45 degree.
S20：By the first bending machine to 90 degree of plate downward bending at two the first bending lines of plate, forms U-shaped and enclose
Plate.The movement that arrow S2 in this step namely Fig. 1 is marked.In general, the bending on both sides carries out simultaneously in this step.
In Fig. 1 and Fig. 2, L1 is the first bending line；L0 is plate center line.Two the first bending lines are mutually right with plate center line L0
Claim.
S30：In the second bending riveting machine, pass through second bending riveting machine the first bender item of control and the second bender
The flip angle of item, by the second bending riveting machine the first bender item plate the second bending line to the U-shaped coaming plate
After carrying out the 90 degree of bendings of downward mistake, by the second bending riveting machine the second bender item plate third bending line pair
The U-shaped coaming plate carries out the 90 degree of bendings of downward mistake, so that the flap obliquely and flap obliquely at plate both ends
It is interlaced.This step includes two steps, is 90 degree of bendings of mistake at the second bending line first, followed by third bending line
90 degree of bendings of mistake.The precedence of the two steps cannot be wrong, and otherwise, flap obliquely can ride over flanging obliquely
The outside in portion and flap obliquely and flap obliquely can not be interlocked.In Fig. 1 and Fig. 2, L2 is the second bending
Line, L3 are third bending line.Second bending line L2 and third bending line L3 take plate center line 0 as symmetrical, and the second bending line
L2 and third bending line L3 is respectively positioned on the inside of two the first bending line L1.Second bending line L2 is located at flap obliquely
Side, third bending line L3 are located at flap side obliquely.In Fig. 1,983 be the flap obliquely at plate both ends and oblique
Under the interlaced structure of flap, that is, flap obliquely rides over and is formed by the outside of flap obliquely
Structure.90 degree of bendings are crossed, that is, are more than 90 degree, in Fig. 1 when bending, A1 and A2 are respectively bending and third at the second bending line
Bending is more than the angle of 90 degree of parts at bending line.The specific size of A1 and A2 angle depends on the specific size of degree of lip-rounding coaming plate,
As long as enabling to meet condition as long as flap obliquely and flap obliquely are interlaced.In addition, L1 to LE away from
From being greater than with a distance from L2 to L0, and meet：2*D1=D2+DE.Wherein, D1 is the distance of L1 to LE；The distance of D2 L2 to L3,
The namely distance of twice of L2 to L0；DE is distance of the LE to plate end edge, or is overlapped after could also say that riveting
Partial width.
S40：In the second bending riveting machine, the flip angle for controlling the first bender item and the second bender item is 90 degree
Afterwards, using the natural resiliency of plate, so that bending angle of the plate at the second bending line and at third bending line rebounds and restores
To 90 degree, so that interlaced flap obliquely is together with the mutual hasp of flap obliquely.Namely
As shown in figure 3, the flip angle of bender item 211 is restored to 90 degree from 90 degree excessively, then the natural resiliency of plate is waited to make
Bending angle rebound of the plate at the second bending line and at third bending line is restored to 90 degree, after being restored to 90 degree, mutually hands over
The wrong naturally mutual hasp of flap obliquely and flap obliquely.984 be flap obliquely and oblique in Fig. 3
Under the mutual hasp of flap structure.
S50：By the riveting mechanism of the second bending riveting machine to mutual hasp flap obliquely together and oblique
Under flap riveted.As shown in figure 4, mutually hasp flap obliquely together and folding obliquely after riveting
Edge forms being folded in Fig. 4 by four laminate material after the mutual impact by riveting impact mould item 2422 and riveting pad 2412 in Fig. 3
The caulking part 985 added.It rivets pad 2412 and is equipped with riveting pad notch 24122.When riveting, the caulking part 985 of four laminate material superposition is fallen into
Enter in riveting pad notch 24122, so that caulking part 985 is smooth in the inside of degree of lip-rounding coaming plate, caulking part 985 is in the outside of degree of lip-rounding coaming plate
It outwardly protrudes.
The technology that flanging in step S10 is known to those skilled in the art, required equipment are also this field skill
Art personnel are familiar with, therefore the specific implementation of step S10, this specification repeat no more.
The U-shaped bending machine that first bending machine required for bending in step S20 is known to those skilled in the art, because
The specific implementation of this step S20, this specification repeat no more.
The second bending riveting machine in step S30, Fig. 5, Fig. 6, Fig. 7, Fig. 8, Fig. 9, Figure 10 give the tool of the present embodiment
The embodiment of body.Such as Fig. 5, Fig. 6, Fig. 7, Fig. 8, Fig. 9, Figure 10, the second bending riveting machine includes two adjustable in pitch and phases
The second bending mechanism to setting and the riveting mechanism 24 between two the second bending mechanisms.Second bending mechanism includes pressure
Expect bending mechanism 21 and mesa supports mechanism 22.Mesa supports mechanism 22 includes being mounted on bending mechanism by L-shaped installing plate 221
Binder platform 222 on bottom plate 239.222 bottom of binder platform is hanging.Binder bending mechanism 21 is mounted on bending machine by C-shaped frame 219
On structure bottom plate 239.Bending mechanism bottom plate 239 is mounted on pedestal 29 by sliding rail, and is connected with translational drive mechanism and is made two
A second bending mechanism spacing is adjustable.Binder bending mechanism 21 includes lifter plate 212, the folding by the driving lifting of lifting cylinder 213
Curved mould item 211 and two-fold bent angle control mechanism 215.Bender item 211 passes through the torsion shaft 2111 at 212 bottom both ends of lifter plate
It is mounted on the bottom of lifter plate 212, and is connected with the driving overturning of tumble cylinder 214.Lifter plate 212 is being located at binder platform 222 just
Top, bottom are swaging die item, and 212 bottom of lifter plate is pressed on binder platform 222.Lifter plate 212, binder platform 222,
Positional relationship of the bender item 211 in bending is as shown in Figure 3.The outside of binder platform 222 is equipped with arc-shaped bending chamfering mould
Item 2221.Bending chamfering mould item 2221 makes plate at the second bending line and at third bending line when bending, and bending part is presented
Circular arc chamfering.Circular arc chamfering makes bending of the plate at the second bending line and at third bending line have enough elasticity, makes
Natural resiliency can be utilized in step s 40 by obtaining plate, make interlaced flap obliquely and flap obliquely
Mutual hasp is together.
The maximum flip angle that two-fold bent angle control mechanism 215 is used to control bender item 211 enables flip angle
Bending is carried out to cross 90 degree of overturnings and 90 degree of two kinds of overturning maximum flip angles.Structure such as Fig. 7 institute of two-fold bent angle control mechanism 215
Show.Two-fold bent angle control mechanism 215 includes slide link 2151, limited block 2153, swinging block 2152, switching cylinder 2154 and adjusts
Save plate 2155.Slide link 2151 is the pole of cylindrical shape.One end of slide link 2151 passes through hinge and bender item phase
Even.Limited block 2153 is mounted on the other end of slide link 2151.Limited block 2153 is the cylinder coaxial with slide link 2151
Body, diameter is greater than slide link 2151, and fixes in such a way that screw thread engages with 2151 phase of slide link.Slide link 2151
Middle part be erected on swinging block 2152.Swinging block 2152 is equipped with swinging axle 21521, and is mounted on liter by swinging axle 21521
It drops on plate 212, slide link 2151 and swinging block 2152 is swung around swinging axle 21521.2151 frame of slide link
The mode being located on swinging block 2152 is the pre-and post perforative pilot hole of swinging block 2152 to be passed through in the middle part of slide link 2151, and make
Slide link 2151 can be relative to swinging block 2152 along the axial movement of slide link 2151.When slide link 2151 relative to
When swinging block 2152 is mobile, limited block 2153 can be stuck on the front end face 21523 of swinging block 2152, make slide link 2151
It is mobile restricted.Switching cylinder 2154 is mounted on swinging block 2152 by switching air cylinder support 21522.Adjustable plate 2155 is in inversion
Mode is mounted on the piston-rod end of switching cylinder 2154, and is stuck on the front end face 21523 of swinging block 2152, can cut
Front end face 21523 under the driving of ventilation cylinder 2154 along swinging block 2152 is mobile.Adjustable plate 2155 is equipped with bayonet 21551.
When adjustable plate 2155 moves on the front end face 21523 of swinging block 2152, slide link 2151 can be caught in bayonet 21551
It is interior.When slide link 2151 is caught in bayonet 21551, the gear of adjustable plate 2155 is formed before swinging block 2152 to limited block 2153
Mobile limit；When adjustable plate 2155 is far from slide link 2151, adjustable plate 2155 cannot carry out mobile limit to limited block 2153
Position, and mobile limit is carried out to limited block 2153 by the front end of swinging block 2152.The state of two kinds of limits is produced as a result,：The
A kind of state be the gear of adjustable plate 2155 before swinging block 2152 when, mobile limit is carried out to limited block 2153 by adjustable plate 2155；
Second of state is the state purely limited by 2152 front end of swinging block to limited block 2153.Both states mean to roll over
Curved cylinder 214 has two different strokes, also implies that bender item 211 has two different maximum flip angles：When
When being limited by adjustable plate 2155 to limited block 2153, the maximum flip angle of bender item 211 is 90 degree；When by swinging block
When 2152 front ends limit limited block 2153, the maximum flip angle of bender item 211 was 90 degree.
Riveting mechanism 24, as shown in Figure 9, Figure 10, including liftable Contraband shape frame, riveting pad mechanism, riveting cushion steam cylinder
2411, beater mechanism and riveting blow cylinder 2421 are riveted.Contraband shape frame is the Contraband shape mainboard 2431 and Contraband shape lid by same shape
Plate body made of the mutually fastening of plate 2432, is vertically arranged.One end of Contraband shape frame is equipped with Contraband shape mouth 2433.The side of Contraband shape mouth 2433
Edge is in " Fang " shape, and makes Contraband shape frame in " Fang " shape.Riveting pad mechanism is mounted on the lower section of Contraband shape mouth 2433, including riveting
Pad 2412.Riveting pad 2412 passes through the riveting being arranged between Contraband shape mainboard 2431 and Contraband shape cover board 2432 and pads lifter plate 2414, riveting
The connection riveting cushion steam cylinder 2411 of connection pad driving plate 2413.Riveting pad 2412 is mounted on riveting pad lifter plate 2414, is able to carry out
Lifting.The riveting pad connection riveting cushion steam cylinder 2411 of driving plate 2413.Riveting pad lifter plate 2414 and riveting pad driving plate 2413 it
Between have wedge mechanism.Riveting cushion steam cylinder 2411 driving riveting pad driving plate 2413 translates as a result, drives riveting by wedge mechanism
Connection pad lifter plate 2414 jacks, and then riveting pad 2412 is driven to jack upwards.Riveting beater mechanism is mounted on Contraband shape mouth 2433
Top, including riveting shock plate 2422 and impact driving plate 2423.It impacts driving plate 2423 and riveting is connected by piston rod 24211
Blow cylinder 2421 is connect, and can be translated under the driving of riveting blow cylinder 2421.Impact driving plate 2423 and riveting impact
Wedge mechanism is equipped between plate 2422.When impacting the translation of driving plate 2423, passes through wedge mechanism and drive riveting shock plate 2422
Impact downwards.It rivets shock plate 2422 and rivets positional relationship of the pad 2412 in riveting, as shown in Figure 3.
The aforementioned production method of the present embodiment can realize the control of equipment by computer program.As shown in figure 11,
1000 be the control host of production line, and 1001 be the first bending machine, and 1002 be the second bending riveting machine.Control host 1000 passes through
Control line connects end folding brake, the first bending machine 1001, the second bending riveting machine 1002 and end flaps machine, the first folding
Sucker manipulator between bender 1001 and the second bending riveting machine 1002.Host 1000 is controlled by computer program to first
The technology that the control of bending machine 1001, end flaps machine, sucker manipulator is known to those skilled in the art, this specification is not
It repeats again.It is as follows by control method of the computer program to the second bending riveting 1002 to control host 1000：
Following steps are executed when receiving bending riveting instruction：
S31：By controlling the bending angle control mechanism that the first bender item is connected the first bender item is turned over
90 degree；
S32：By controlling the bending angle control mechanism that the second bender item is connected the second bender item is turned over
90 degree；
S41：By controlling being connected for the bending angle control mechanism that is connected of the first bender item and the second bender item
Bending angle control mechanism make the first bender item and the flip angle of the second bender item be adjusted to 90 degree；
S42：The time for waiting 1 ~ 2s, using plate natural resiliency, so that the first bender item and the second bender
Item is returned to 90 degree to 90 degree of bendings of mistake of plate；
S51：Control executes riveting action.
In above-mentioned steps, it is aforementioned for controlling the step of two steps of step S31 and S32 performed by host 1000 are realized
Step S30 in production method.Two steps in step S30 are corresponding with step S31 and S32 respectively.First bender item
The bender item being namely located on aforementioned second bending line, the second bender item are the mould on aforementioned third bending line
Item.After controlling host 1000 by step S31 and S32 the second bending riveting machine of control, the U-shaped on the second bending riveting machine encloses
Plate is bent into degree of lip-rounding enclosing plate mechanism naturally, and the flap obliquely at plate both ends and flap obliquely are mutually handed over
It is wrong.
The step of two steps of step S41 and S42 performed by host 1000 are realized is controlled as in aforementioned manufacturing method
Step S40.The purpose that step S42 waits the time of 1 ~ 2s is to wait plate using natural resiliency at the second bending line and the
Bending angle rebound at three bending lines is restored to 90 degree, when bending angle of the plate at the second bending line and at third bending line
When degree rebound is restored to 90 degree, interlaced flap obliquely and flap obliquely mutually snap over one naturally
It rises.
Step S51 performed by control host 1000 is the step S50 in aforementioned manufacturing method.
1000 job step of control host of above-mentioned steps S31, S32, S41, S42 and S51, control host 1000 receive
Start after bending riveting instruction.Bending riveting instruction is made by control host 1000 by the way that whether plate analyzes and determines in place.
In addition it should be pointed out that in the actual production process, needing to be punched out plate and grow before step S10
The processes such as side flanging.But punching and long side trimming process are not the scopes that will be discussed of the invention, therefore are before step S10
It is no plate is punched out, long side flanging does not influence protection scope of the present invention.
In addition it should be pointed out that the elasticity of plate itself is utilized in the present embodiment in step S40, in physical device,
Support can also be laterally expanded by outer the outer of supporting mechanism that laterally expand being arranged below binder platform, so that first bending
Mould item and the second bender item are returned to 90 degree to 90 degree of bendings of mistake of plate.As shown in Figure 12 and Figure 13, in present embodiment,
It is equipped with below binder platform 222 and laterally expands supporting mechanism outside.Laterally expand outside supporting mechanism include outer lateral support plate 223, it is outer
Lateral cylinder 224 and extension guide post 225.Extension guide post 225 is mounted in L-shaped installing plate 221 by linear bearing, to hang down
Directly it is laid out in L-shaped installing plate 221.Outer lateral support plate 223 is mounted on the outer of L-shaped installing plate 221 by extending guide post 225
Side, and it is located at the lower section of binder platform 222.Outer lateral support plate 223 is in vertical and parallel with L-shaped installing plate 221.Outer lateral gas
Cylinder 224 is mounted in L-shaped installing plate 221, and piston connects outer lateral support plate 223.It is pushed from there through outer lateral cylinder 224
It when outer lateral support plate 223 moves laterally outwardly, laterally expands laterally expand support outside supporting mechanism outside, cross the plate of 90 degree of bendings
Material can be pushed away laterally outwardly by outer lateral support plate 223, so that crossing 90 degree of bendings is returned to 90 degree.Utilize such embodiment party
The equipment of formula in step S40, can use the outer outside for laterally expanding supporting mechanism below the second bending riveting machine binder platform
It is supported to extension, so that bending angle rebound of the plate at the second bending line and at third bending line is restored to 90 degree.Accordingly
Ground, then is changed to act the time of 1 ~ 2s of waiting in above-mentioned steps S42：" supporting mechanism is laterally expanded outside described by controlling
Support is laterally expanded outside ".
Claims (4)
1. a kind of production method of refrigerator-freezer liner degree of lip-rounding coaming plate, which is characterized in that this method comprises the following steps：
S10：Oblique upper hem and oblique lower hem are carried out to plate respectively at two folding lines at plate both ends, so that plate
Both ends have flap obliquely and flap obliquely；
S20：By the first bending machine to 90 degree of plate downward bending at two the first bending lines of plate, U-shaped coaming plate is formed；
S30：In the second bending riveting machine, pass through second bending riveting machine the first bender item of control and the second bender item
Flip angle carries out the U-shaped coaming plate in the second bending line of plate by the first bender item of the second bending riveting machine
After downward 90 degree of bendings of mistake, by the second bending riveting machine the second bender item plate third bending line to described
U-shaped coaming plate carries out the 90 degree of bendings of downward mistake, so that the flap obliquely and flap obliquely at plate both ends are mutual
Staggeredly；
S40：In the second bending riveting machine, after the flip angle of the first bender item of control and the second bender item is 90 degree,
It is laterally expanded using outer the outer of supporting mechanism that laterally expand below the natural resiliency or the second bending riveting machine binder platform of plate
Support, so that bending angle rebound of the plate at the second bending line and at third bending line is restored to 90 degree, so that phase
Mutual staggered flap obliquely is together with the mutual hasp of flap obliquely；
S50：By the second bending riveting machine riveting mechanism to mutual hasp flap obliquely together and obliquely
Flap is riveted；
Two first bending lines are symmetrical with plate center line；Second bending line and third bending line are with plate center
Line is symmetrical, and is located at the inside of two first bending lines；Second bending line is located at flap obliquely
Side.
2. the production method of refrigerator-freezer liner degree of lip-rounding coaming plate as described in claim 1, which is characterized in that the flanging obliquely
Portion and flap obliquely have 30 ~ 45 degree of flanging angles.
3. a kind of apparatus control method of refrigerator-freezer liner degree of lip-rounding coaming plate, which is characterized in that the apparatus control method is related to the second folding
Curved riveting machine；The second bending riveting machine includes the second bending machine and riveting mechanism；Second bending machine is including between two
Away from bending mechanism that is adjustable and being oppositely arranged；The riveting mechanism is mounted between two bending mechanisms；The bending mechanism
Including the hanging binder platform of bender item and bottom；The bender item is connected with bending angle control mechanism；Described two bendings
The bender item of mechanism is respectively defined as the first bender item and the second bender item；The apparatus control method includes receiving folding
Curved riveting instruction executes following steps when receiving bending riveting instruction：
S31：The first bender item is made to be turned over 90 degree by controlling the bending angle control mechanism that the first bender item is connected；
S32：The second bender item is made to be turned over 90 degree by controlling the bending angle control mechanism that the second bender item is connected；
S41：By the folding connected for controlling bending angle control mechanism and the second bender item that the first bender item is connected
Bent angle control mechanism makes the first bender item and the flip angle of the second bender item be adjusted to 90 degree；
S42：The time for waiting 1 ~ 2s, using plate natural resiliency, so that the first bender item and the second bender item pair
90 degree of bendings of mistake of plate are returned to 90 degree；
S51：Control executes riveting action.
4. a kind of apparatus control method of refrigerator-freezer liner degree of lip-rounding coaming plate, which is characterized in that the apparatus control method is related to the second folding
Curved riveting machine；The second bending riveting machine includes the second bending machine and riveting mechanism；Second bending machine is including between two
Away from bending mechanism that is adjustable and being oppositely arranged；The riveting mechanism is mounted between two bending mechanisms；The bending mechanism
Including the hanging binder platform of bender item and bottom；The bender item is connected with bending angle control mechanism；Described two bendings
The bender item of mechanism is respectively defined as the first bender item and the second bender item；The lower section of binder platform is equipped with and laterally expands outside
Supporting mechanism；The apparatus control method includes receiving bending riveting instruction, is executed when receiving bending riveting instruction following
Step：
S31：The first bender item is made to be turned over 90 degree by controlling the bending angle control mechanism that the first bender item is connected；
S32：The second bender item is made to be turned over 90 degree by controlling the bending angle control mechanism that the second bender item is connected；
S41：By the folding connected for controlling bending angle control mechanism and the second bender item that the first bender item is connected
Bent angle control mechanism makes the first bender item and the flip angle of the second bender item be adjusted to 90 degree；
S42：By control it is described it is outer laterally expand the outer of supporting mechanism and laterally expand support so that the first bender item with
Second bender item is returned to 90 degree to 90 degree of bendings of mistake of plate；
S51：Control executes riveting action.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710468144.3A CN107138575B (en) | 2017-06-20 | 2017-06-20 | A kind of production method and apparatus control method of refrigerator-freezer liner degree of lip-rounding coaming plate |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710468144.3A CN107138575B (en) | 2017-06-20 | 2017-06-20 | A kind of production method and apparatus control method of refrigerator-freezer liner degree of lip-rounding coaming plate |
Publications (2)
| Publication Number | Publication Date |
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| CN107138575A CN107138575A (en) | 2017-09-08 |
| CN107138575B true CN107138575B (en) | 2018-11-20 |
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| CN201710468144.3A Active CN107138575B (en) | 2017-06-20 | 2017-06-20 | A kind of production method and apparatus control method of refrigerator-freezer liner degree of lip-rounding coaming plate |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108057793B (en) * | 2017-11-24 | 2023-10-17 | 安徽鲲鹏装备模具制造有限公司 | Refrigerator inner container end corner line riveting mechanism |
| CN107999644B (en) * | 2017-11-24 | 2019-08-16 | 安徽鲲鹏装备模具制造有限公司 | A kind of freezer liner preparation method that gluing is preposition |
| CN112676415B (en) * | 2020-12-11 | 2023-05-23 | 平江县鼎峰激光模具有限公司 | Bending machine |
| CN117066356B (en) * | 2023-10-17 | 2023-12-22 | 山东宏泰电器有限公司 | Bending riveting equipment for preparing refrigerator liner port-shaped coaming |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2348766A1 (en) * | 1976-04-23 | 1977-11-18 | Seda | Mudguard too deep for one-piece fabrication - is assembled from three separate pieces by two sets of pressure rollers |
| JPH06344038A (en) * | 1993-06-04 | 1994-12-20 | Sanyo Mach Works Ltd | Vibration hemming process |
| EP2907600B1 (en) * | 2014-02-14 | 2018-04-11 | Autotech Engineering, A.I.E. | Bumper beam and method |
| CN104998985B (en) * | 2015-07-15 | 2017-07-04 | 许继电气股份有限公司 | A kind of closed cavity parts and its processing method |
| CN105598242B (en) * | 2015-10-28 | 2018-07-03 | 温州市双马抛光材料有限公司 | The flanging of filter central pipe molding machine embraces circle and contained side device |
| CN106642892A (en) * | 2016-11-30 | 2017-05-10 | 青岛海尔特种电冰柜有限公司 | Refrigerator liner |
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