CN210679688U - Rolling die for rear cover of refrigerator - Google Patents
Rolling die for rear cover of refrigerator Download PDFInfo
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- CN210679688U CN210679688U CN201921509648.6U CN201921509648U CN210679688U CN 210679688 U CN210679688 U CN 210679688U CN 201921509648 U CN201921509648 U CN 201921509648U CN 210679688 U CN210679688 U CN 210679688U
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Abstract
The utility model discloses a refrigerator back cover edge rolling mould, including pressing arc cutting die and edge rolling mould, press the both ends of arc lower bolster of arc cutting die to set up to convex chamfer structure, the refrigerator back cover is placed on pressing the arc lower stripper, press arc lower bolster and upper stripper to mutually press and close and press the arc to the both ends of refrigerator back cover, simultaneously, press the corresponding cutter structure that sets up of the edge in the side of arc upper template and the outside edge of pressing the arc lower bolster, press the arc upper template to cut around the refrigerator back cover; the lower rolling template of the rolling die is symmetrically arranged at two sides of the lower rolling stripping plate, and the lower rolling template is provided with rolling parts relative to the side wall of the lower rolling stripping plate; the refrigerator rear cover after pressing the arc is placed on the lower edge rolling stripping plate, the upper edge rolling template and the lower edge rolling template are arranged in a matched mode, and the upper edge rolling template and the lower edge rolling template are pressed mutually to roll the refrigerator rear cover. The arc cutting and edge rolling device is beneficial to improving the stability and consistency of arc cutting and edge rolling quality, the processing efficiency is high, and the universality of the die is good.
Description
Technical Field
The utility model belongs to the technical field of mould equipment, concretely relates to lid edge rolling mould behind refrigerator.
Background
Refrigerators have rapidly become a necessity in daily life, and the requirements for quality and beauty of the refrigerators have been continuously increased, and the structures of the refrigerators have been continuously improved and advanced. The rear cover plate of the traditional refrigerator is generally made of iron, and the rear cover plate of the iron refrigerator has the following defects: the refrigerator rear cover plate is relatively heavy, high in cost, poor in oxidation resistance and corrosion resistance, the weight of the existing refrigerator rear cover plate is changed from an ABS plate to a PP plate, and the material is changed from thick to thin. The outer tip of lid need use professional equipment to carry out the edge rolling when adding man-hour behind the refrigerator, and present processing mode all directly carries out edge rolling work, causes the deformation of apron and defect such as size unstability extremely easily, and edge rolling portion exists scrapes the hand phenomenon, and the disability rate is higher, influences the quality of product, can not reach the production requirement. Therefore, how to develop a rolling die for the rear cover of the refrigerator has important practical significance.
SUMMERY OF THE UTILITY MODEL
Lid edge rolling quality poor stability's technical problem behind the refrigerator to existence among the prior art, the utility model aims to provide a lid edge rolling mould behind refrigerator.
The utility model discloses the technical scheme who takes does:
the rolling die for the rear cover of the refrigerator comprises an arc pressing cutting die and a rolling die,
the arc pressing cutting die comprises an upper die component a and a lower die component a, wherein the upper die component a is sequentially provided with an upper die base, an upper clamping plate, an arc pressing upper die plate and an upper stripper plate from top to bottom; the lower die component a is sequentially provided with an arc pressing lower die plate, an arc pressing lower stripper plate, a lower clamping plate and a lower die seat from top to bottom; the two end parts of the arc pressing lower template are arranged into arc-shaped chamfer structures, the refrigerator rear cover is placed on the arc pressing lower stripper plate, the arc pressing lower template and the upper stripper plate are mutually pressed to press the two end parts of the refrigerator rear cover into arcs, meanwhile, the inner side edge of the arc pressing upper template and the outer side edge of the arc pressing lower template are correspondingly arranged into cutter structures, and the arc pressing upper template cuts the periphery of the refrigerator rear cover;
the rolling die comprises an upper die assembly b and a lower die assembly b, wherein the upper die assembly b is sequentially provided with an upper die base, an upper clamping plate and a rolling template from top to bottom; the lower die assembly b is sequentially provided with a lower edge rolling stripping plate, a lower edge rolling die plate, a lower clamping plate and a lower die base from top to bottom; the lower edge of the lower edge; the refrigerator rear cover after pressing the arc is placed on the lower edge rolling stripping plate, the upper edge rolling template and the lower edge rolling template are arranged in a matched mode, and the upper edge rolling template and the lower edge rolling template are pressed mutually to roll the refrigerator rear cover.
Furthermore, the arc pressing upper die plates are symmetrically arranged on two sides of the upper stripping plate, and product avoiding holes are formed in positions, close to the cutter, of the arc pressing upper die plates.
Furthermore, a certain height difference is preset between the bottom ends of the two sides of the upper stripping plate and the bottom cutters of the arc pressing upper template, and the horizontal height of the upper stripping plate is higher than that of the cutters of the arc pressing upper template.
Furthermore, the edge rolling part is downwards sunken along the top end of the edge rolling lower template to form an arc-shaped structure.
Furthermore, the top end of the lower rolling template and the rolling part are arranged in a tangent mode and are arranged to be of a chamfer arc structure.
Further, the lower edge-rolling stripping plate and the open end of the edge-rolling part of the lower edge-rolling template are arranged in a tangent mode, a certain height difference is preset between the lower edge-rolling stripping plate and the top end of the lower edge-rolling template, and the top horizontal height of the lower edge-rolling stripping plate is lower than that of the lower edge-rolling template.
Furthermore, an upper die assembly a and an upper die assembly b adopted by the arc pressing cutting die and the rounding die adopt the same set of die assembly; the arc pressing lower template and the rolling lower template which correspond to the arc pressing lower template and the rolling lower template are arranged on the lower clamping plate, and the lower clamping plate is movably arranged on the lower die base through a sliding rail.
Furthermore, the arc curvature radius of the two end parts of the arc pressing lower template is consistent with the curvature radius of the rolling part of the rolling mould.
Further, the template on the coil circle is consistent with the upper stripper in structural arrangement.
The utility model has the advantages that:
the utility model discloses in design two sets of moulds of mutually supporting, through pressing the arc cutting mould to play the arc cutting effect of pressing to the refrigerator back cover, realized through the edge rolling mould to carry out the edge rolling effect to the tip of refrigerator back cover, the special structural design of mould can reduce the damage rate to the processing of refrigerator back cover, improves edge rolling quality stable consistency; the two sets of dies can be coordinated and matched in a sliding rail moving mode, so that the two processes of arc pressing cutting and edge rolling are quickly integrated, and the universality of the dies is improved.
Drawings
Fig. 1 is the non-pressing overall structure schematic diagram of the medium-pressure arc cutting die of the present invention.
Fig. 2 is the utility model discloses the overall structure schematic diagram of middling pressure arc cutting die pressfitting.
Fig. 3 is the overall structure schematic diagram of the middle edge rolling die of the present invention.
Fig. 4 is the utility model discloses the local structure sketch map of template and the mutual pressfitting of edge rolling lower bolster on the edge rolling mould of well edge rolling mould.
Fig. 5 is a partially enlarged schematic view of fig. 4.
Fig. 6 is a schematic structural view of the rear cover product of the middle refrigerator of the present invention.
Wherein, 1, an upper die holder; 2. an upper splint; 3-1, pressing an arc upper template; 3-2, rolling the upper template; 4. an upper stripping plate; 5-1, pressing an arc lower template; 5-2, rolling the lower template; 6-1, pressing an arc and removing a plate; 6-2, rolling and removing the plate; 7. a lower splint; 8. a lower die holder; 9. a rounding part; 10. a refrigerator rear cover to be processed; 11. pressing the rear cover of the arc refrigerator; 12. and a rolled rear cover of the refrigerator.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
Example 1
As shown in fig. 1 to 5, the refrigerator back cover rolling die comprises an arc pressing cutting die and a rolling die,
the arc pressing cutting die comprises an upper die component a and a lower die component a, wherein the upper die component a is sequentially provided with an upper die holder 1, an upper clamping plate 2, an arc pressing upper die plate 3-1 and an upper stripper plate 4 from top to bottom; the lower die component a is sequentially provided with an arc pressing lower template 5-1, an arc pressing lower stripper plate 6-1, a lower clamping plate 7 and a lower die seat 8 from top to bottom; the two end parts of the arc pressing lower template 5-1 are arranged into arc chamfering structures, the refrigerator rear cover is placed on the arc pressing lower stripper plate 6-1, the arc pressing lower template 5-1 and the upper stripper plate 4 are pressed mutually to press arcs at the two end parts of the refrigerator rear cover, meanwhile, the inner side edge of the arc pressing upper template 3-1 and the outer side edge of the arc pressing lower template 5-1 are correspondingly arranged into a cutter structure, and the arc pressing upper template 3-1 cuts the periphery of the refrigerator rear cover;
the rolling die comprises an upper die assembly b and a lower die assembly b, wherein the upper die assembly b is sequentially provided with an upper die holder 1, an upper clamping plate 2 and a rolling upper die plate 3-2 from top to bottom; the lower die component b is sequentially provided with a lower edge rolling stripping plate 6-2, a lower edge rolling template 5-2, a lower clamping plate 7 and a lower die seat 8 from top to bottom; the lower rolling template 5-2 is symmetrically arranged at two sides of the lower rolling stripping plate 6-2, and the lower rolling template 5-2 is provided with rolling parts 9 relative to the side wall of the lower rolling stripping plate 6-2; the refrigerator rear cover after arc pressing is placed on the lower edge rolling stripping plate 6-2, the upper edge rolling template 3-2 and the lower edge rolling template 5-2 are arranged in a matched mode, and the upper edge rolling template 3-2 and the lower edge rolling template 5-2 are pressed in a pressing mode to roll the refrigerator rear cover.
The arc pressing upper templates 3-1 are symmetrically arranged at two sides of the upper stripping plate 4, and product avoiding holes are arranged at positions close to the cutters. The cutter is used for cutting unnecessary flitch, guarantees that the size of product is unified, and the edge uniformity of product can effectively be guaranteed to the product hole of keeping away.
A certain height difference is preset between the bottom ends of the two sides of the upper stripping plate 4 and the bottom cutters of the arc pressing upper template 3-1, and the horizontal height of the upper stripping plate 4 is higher than that of the cutters of the arc pressing upper template 3-1. The double-layer effect of cutting and bending is synchronously realized through the height difference, the processing is efficient, and the product quality can be improved.
The edge rolling part 9 is downwards sunken along the top end of the edge rolling lower template 5-2 to form an arc-shaped structure. This circular-arc recess and the mutual adaptation of the edge rolling portion 9 of product can effectively guarantee the unanimous stability of edge rolling.
The top end of the lower rolling template 5-2 and the rolling part 9 are arranged in a tangent mode and are arranged to be of a chamfer arc structure. The buffer function is good, the phenomenon of scratching the surface of the product is avoided, and the phenomenon of defective products is avoided.
The lower edge rolling stripping plate 6-2 and the opening end of the edge rolling part 9 of the lower edge rolling template 5-2 are arranged in a tangent mode, a certain height difference is preset between the lower edge rolling stripping plate 6-2 and the top end of the lower edge rolling template 5-2, and the horizontal height of the top end of the lower edge rolling stripping plate 6-2 is lower than that of the top end of the lower edge rolling template 5-2. This difference in height plays stable limiting displacement to the product pressfitting in-process, has realized high-efficient edge rolling effect simultaneously.
The upper die component a and the upper die component b adopted by the arc pressing cutting die and the rounding die adopt the same set of die components; the arc pressing lower template 5-1 and the rolling lower template 5-2 which correspond to the arc pressing lower template are arranged on a lower clamping plate 7, and the lower clamping plate 7 is movably arranged on a lower die base 8 through a sliding rail. When concrete cooperation was used, only need slide to the position that corresponds each other with last mould assembly through the slide rail, the mode of changing partial part again carries out the quick integration of pressing arc cutting, two processes of edge rolling, reduces mould processing cost, simultaneously, improves the wide adaptability of mould.
The arc curvature radius of the two end parts of the arc pressing lower template 5-1 is consistent with the curvature radius of the rolling part 9 of the rolling mould.
The template 3-2 on the rolling circle and the upper stripping plate 4 are consistent in structure arrangement and can be used universally, replacement and maintenance time is avoided, and machining efficiency is improved.
The specific operation process is as follows:
firstly, adjusting an upper die component a and a lower die component a of an arc pressing cutting die to be in a mutually corresponding state from top to bottom, placing a refrigerator rear cover 10 to be processed on an arc pressing lower stripper plate 6-1 of the lower die component a, starting a power supply, enabling the upper die component a to relatively move downwards, enabling a cutter of an arc pressing upper die plate 3-1 to be in contact with the refrigerator rear cover firstly, cutting redundant parts on the periphery of the refrigerator rear cover through the cutter, and continuing to move downwards along with the upper die component a, wherein due to a certain height difference preset between the cutter at the bottom end of the upper stripper plate 4 and the cutter at the bottom end of the arc pressing upper die plate 3-1, the arc pressing upper die plate 3-1 and the upper stripper plate 4 synchronously press arcs at two ends of the refrigerator rear cover until the upper stripper plate 4 and the arc pressing lower die plate 5-1 of the upper die component; and the upper die assembly a moves upwards in the reverse direction, the upper stripper plate 4 and the arc pressing lower die plate 5-1 of the upper die assembly a are separated from each other until the upper stripper plate and the arc pressing lower die plate return to the initial positions, and the refrigerator rear cover with the end part pressed with the arc is taken down from the die.
Placing the processed refrigerator rear cover on a bending die for bending, adjusting an upper die assembly b and a lower die assembly b of a rolling die to be in a mutually corresponding state from top to bottom, placing a refrigerator rear cover 12 to be rolled on a rolling lower stripper 6-2 of the lower die assembly b, starting a power supply, enabling the upper die assembly b to move downwards relatively, wherein the rolling lower stripper 6-2 and an opening end of a rolling part 9 of a rolling lower die plate 5-2 are arranged in a tangent mode, a certain height difference is preset between the rolling lower stripper 6-2 and the top end of the rolling lower die plate 5-2, the side wall of the rolling lower die plate 5-2 has a certain limiting effect on a product, the rolling die plate 3-2 presses the bending part of the end part of the refrigerator rear cover on the rolling part 9, rolls two end parts of the refrigerator rear cover, and moves downwards along with the upper die assembly b, until the upper edge rolling template 3-2 and the lower edge rolling stripper 6-2 of the upper die assembly b are pressed together; and the upper die assembly b moves upwards in the reverse direction, the upper rolling die plate 3-2 and the lower rolling die plate 5-2 of the upper die assembly b are separated from each other until the upper rolling die plate and the lower rolling die plate return to the initial positions, and the refrigerator rear cover with the end portions rolled is taken down from the die.
As shown in fig. 6, the end structure of the refrigerator rear cover before being pressed is horizontal, the end of the refrigerator rear cover after being pressed with the arc pressing cutting die is arc-shaped, so as to obtain a pressed-arc refrigerator rear cover 11, and the end after being rolled with the rolling die is circular ring-shaped, so as to obtain a rolled refrigerator rear cover 12.
The above description is not a limitation of the present invention, and it should be noted that: it will be apparent to those skilled in the art that various changes, modifications, additions and substitutions can be made without departing from the scope of the invention as defined in the accompanying claims.
Claims (9)
1. The rolling die for the rear cover of the refrigerator is characterized by comprising an arc pressing cutting die and a rolling die,
the arc pressing cutting die comprises an upper die component a and a lower die component a, wherein the upper die component a is sequentially provided with an upper die base, an upper clamping plate, an arc pressing upper die plate and an upper stripper plate from top to bottom; the lower die component a is sequentially provided with an arc pressing lower die plate, an arc pressing lower stripper plate, a lower clamping plate and a lower die seat from top to bottom; the two end parts of the arc pressing lower template are arranged into arc-shaped chamfer structures, the refrigerator rear cover is placed on the arc pressing lower stripper plate, the arc pressing lower template and the upper stripper plate are mutually pressed to press the two end parts of the refrigerator rear cover into arcs, meanwhile, the inner side edge of the arc pressing upper template and the outer side edge of the arc pressing lower template are correspondingly arranged into cutter structures, and the arc pressing upper template cuts the periphery of the refrigerator rear cover;
the rolling die comprises an upper die assembly b and a lower die assembly b, wherein the upper die assembly b is sequentially provided with an upper die base, an upper clamping plate and a rolling template from top to bottom; the lower die assembly b is sequentially provided with a lower edge rolling stripping plate, a lower edge rolling die plate, a lower clamping plate and a lower die base from top to bottom; the lower edge of the lower edge; the refrigerator rear cover after pressing the arc is placed on the lower edge rolling stripping plate, the upper edge rolling template and the lower edge rolling template are arranged in a matched mode, and the upper edge rolling template and the lower edge rolling template are pressed mutually to roll the refrigerator rear cover.
2. The rolling die for the rear cover of the refrigerator as claimed in claim 1, wherein the arc pressing upper die plates are symmetrically arranged on two sides of the upper stripper plate, and product avoiding holes are arranged at positions close to the cutting knife.
3. The mold for rolling the rear cover of a refrigerator as claimed in claim 1, wherein a height difference is preset between the bottom ends of the two sides of the upper stripper plate and the bottom cutters of the upper pressing arc mold plate, and the horizontal height of the upper stripper plate is higher than that of the cutters of the upper pressing arc mold plate.
4. The refrigerator back cover rolling die according to claim 1, wherein the rolling portion is recessed downwards along the top end of the rolling lower template to form an arc-shaped structure.
5. The refrigerator back cover rounding die according to claim 1, wherein the top end of the lower rounding template and the rounding portion are arranged tangentially and are arranged in a chamfer arc structure.
6. The refrigerator back cover rounding die according to claim 1, wherein the lower rounding stripping plate and the opening end of the rounding part of the lower rounding plate are arranged in a tangent manner, a certain height difference is preset between the lower rounding stripping plate and the top end of the lower rounding stripping plate, and the horizontal height of the top end of the lower rounding stripping plate is lower than that of the top end of the lower rounding stripping plate.
7. The refrigerator back cover rounding die according to claim 1, wherein the upper die assembly a and the upper die assembly b adopted by the arc pressing cutting die and the rounding die adopt the same set of die assembly; the arc pressing lower template and the rolling lower template which correspond to the arc pressing lower template and the rolling lower template are arranged on the lower clamping plate, and the lower clamping plate is movably arranged on the lower die base through a sliding rail.
8. The refrigerator back cover rounding die according to claim 1, wherein the arc curvature radii of the two end portions of the arc pressing lower template are consistent with the curvature radius of the rounding portion of the rounding die.
9. The rolling die for the rear cover of the refrigerator as claimed in claim 1, wherein the rolling template is in accordance with the upper stripper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921509648.6U CN210679688U (en) | 2019-09-11 | 2019-09-11 | Rolling die for rear cover of refrigerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921509648.6U CN210679688U (en) | 2019-09-11 | 2019-09-11 | Rolling die for rear cover of refrigerator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210679688U true CN210679688U (en) | 2020-06-05 |
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ID=70889295
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921509648.6U Active CN210679688U (en) | 2019-09-11 | 2019-09-11 | Rolling die for rear cover of refrigerator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210679688U (en) |
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2019
- 2019-09-11 CN CN201921509648.6U patent/CN210679688U/en active Active
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