CN113108542A - Processing method of side-by-side combination door plate of refrigerator - Google Patents
Processing method of side-by-side combination door plate of refrigerator Download PDFInfo
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- CN113108542A CN113108542A CN202110514031.9A CN202110514031A CN113108542A CN 113108542 A CN113108542 A CN 113108542A CN 202110514031 A CN202110514031 A CN 202110514031A CN 113108542 A CN113108542 A CN 113108542A
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- door
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- split door
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D23/00—General constructional features
- F25D23/02—Doors; Covers
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D23/00—General constructional features
- F25D23/02—Doors; Covers
- F25D23/028—Details
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- General Engineering & Computer Science (AREA)
- Refrigerator Housings (AREA)
Abstract
The invention relates to the technical field of refrigerator door plates, in particular to a processing method of a side-by-side combination door plate of a refrigerator, which comprises the door plate and a processing flow, wherein the door plate comprises a first side-by-side combination door and a second side-by-side combination door, both the first side-by-side combination door and the second side-by-side combination door comprise a shell, and a shell frame is arranged in the shell through bolts; the processing flow comprises the following steps: s1, assembling: installing a shell frame in the shell through bolts, and then installing an adsorption strip on one side of the first split door and the second split door; s2, embedding: and the adsorption magnets are embedded and installed on one side of the adsorption strip, and the adsorption magnets in the adsorption strip on one sides of the two split doors I and II are mutually adsorbed. The processing method has the advantages that the processing and mass production of the split door plate of the refrigerator are convenient, the production efficiency of the split door of the refrigerator can be improved, meanwhile, the quality of the split door of the refrigerator can be effectively improved, and the service life of the split door of the refrigerator is prolonged.
Description
Technical Field
The invention relates to the technical field of side-by-side combination doors of refrigerators, in particular to a method for processing side-by-side combination doors of a refrigerator.
Background
Compared with an upper-lower double-door refrigerator, the traditional side-by-side combination refrigerator is large in capacity, multiple in function and more attractive in appearance. However, the conventional double-door refrigerator has the defects of inconvenient use, incapability of storing large-volume food and the like. Because the traditional double-door refrigerator is a large box, a vertical material partition is added in the middle, the left side and the right side of the box are respectively provided with an upper door, and the two sides of the box are respectively a refrigerating chamber and a freezing chamber. Although the refrigerating chamber and the freezing chamber have large volumes, the refrigerating chamber and the freezing chamber are long and narrow, the available space is not large, great waste is caused, and a large number of large-volume objects cannot be placed. For example, Americans prefer that a pizza with a diameter of 70 cm be cut into two halves before being placed in a cold room; and the turkey freezing chamber liked by Americans cannot be placed at all and is put into a freezing cabinet of a basement to eat, and then the turkey freezing chamber goes into the basement to be taken.
Chinese patent No. CN111486650A provides a refrigerator door plate processing method, which comprises the following steps: s1, primary processing: firstly, selecting a required plate of the refrigerator door panel on the market, then cleaning the surface of the plate, then cutting the refrigerator plate through a plate cutting machine, then stretching the plate to form a proper specification and size, and finally processing the edge of the plate of the refrigerator door panel through an edge trimmer; s2, hot bending: placing the treated plate into a warm box, then placing the plate into a hot bending machine for bending treatment, and then carrying out shaping and self-heating cooling; s3, grooving, reinforcing and surface treatment: a circle of reinforcing grooves are formed in the side edge of the plate after the plate is cooled in the S2.
The processing method of the side-by-side combination door plate of the refrigerator in the prior art has the following problems: the split door is inconvenient to process and mass produce, the production efficiency of the split door of the refrigerator is relatively low, the quality of the split door of the refrigerator cannot be effectively improved, and the service life of the split door of the refrigerator is relatively poor when the split door is used. Therefore, it is necessary to develop a method for processing the side-by-side combination door panel of the refrigerator.
Disclosure of Invention
The invention aims to provide a method for processing a side-by-side combination door plate of a refrigerator, which aims to solve the problems that the side-by-side combination door plate of the refrigerator is inconvenient to process and produce in large batch, the production efficiency of the side-by-side combination door of the refrigerator is relatively low, and the quality of the side-by-side combination door of the refrigerator cannot be effectively improved.
The technical scheme of the invention is as follows: the processing method of the side-by-side combination door plate of the refrigerator comprises the door plate and a processing flow, wherein the door plate comprises a first side-by-side combination door and a second side-by-side combination door, the first side-by-side combination door and the second side-by-side combination door both comprise shells, and shells are arranged inside the shells through bolts;
the processing flow comprises the following steps:
s1, assembling: installing a shell frame in the shell through bolts, and then installing an adsorption strip on one side of the first split door and the second split door;
s2, embedding: the adsorption magnets are embedded and installed on one side of the adsorption strip, and the adsorption magnets in the adsorption strip on one side of the first split door and one side of the second split door are mutually adsorbed;
s3, clamping: clamping the door seal in one side of the adsorption strip at one side of the first split door and the second split door, then clamping the door seal at one side of the first split door and the second split door, and installing the touch display screen on the front sides of the first split door and the second split door;
s4, testing: supplying power to the first split door and the second split door, testing the function of the touch display screen, and testing the deformation resistance and stretch resistance of the first split door and the second split door;
s5, coating: coating films on the outer surfaces of the first split door and the second split door which are qualified in the test;
s6, installation: and parts of the first side-by-side door and the second side-by-side door are respectively arranged on two sides of the front surface of the refrigerator body through hinges.
Further, the shell frame production step:
a1, extrusion: placing the raw material plates of the shell frame into extrusion equipment, and starting the extrusion equipment to extrude the raw material plates into blanks of the shell frame;
a2, grinding: polishing the corners of the rough material of the shell frame by polishing equipment;
a3, punching: placing the polished shell frame on punching equipment, and starting the punching equipment to punch holes appointed by the punching equipment;
a4, electroplating: placing the shell frame into an electroplating pool for electroplating to form a coating on the surface of the shell frame;
a5, spray painting: and (3) putting the shell frame into a paint spraying room for paint spraying, so that the outermost surface of the shell frame is painted, and then naturally drying to obtain the shell frame.
Further, the housing producing step:
b1, mixing: pouring different raw materials for producing the shell into mixing equipment, and fully mixing the different raw materials;
b2, extrusion molding: pouring the mixed raw materials into extrusion molding equipment, injecting the melted raw materials into a mold through the extrusion molding equipment, and cooling the injection molded mold;
b3, deburring: deburring is carried out on the injection molded shell, so that the appearance of the shell is improved;
b4, punching: punching the shell at the appointed position by adopting punching equipment;
b5, coating: and (3) putting the shell into the coating liquid for coating, and then air-drying to obtain a finished shell.
Further, in S1, a heat insulation plate is installed on one side of the inside of the chassis, and the heat insulation plate is made of polyurethane foam, and the polyurethane foam is formed by adding a foaming agent into a polymerization reaction of isocyanate and polyether to foam.
Further, in the step S1, the insulation board is installed on the other side inside the shell frame, and the foaming agent is filled between the insulation board and the insulation board, wherein the foaming agent is R141b or cyclopentane, and the foaming agent of R141b or cyclopentane is an environment-friendly foaming agent.
Furthermore, the first side-by-side combination door and the second side-by-side combination door are connected with the refrigerator body through hinges, and adsorption strips are installed on two sides of the first side-by-side combination door and the second side-by-side combination door through bolts.
Furthermore, one side joint of absorption strip has the door strip of paper used for sealing, it has the door sealing circle to run from opposite directions door one and the back homojoint that runs from opposite directions door two.
Furthermore, handles are arranged on one sides of the first split door and the second split door, and touch display screens are embedded in the front faces of the first split door and the second split door.
Furthermore, a heat insulation plate is arranged on one side inside the shell frame, and a heat insulation plate is arranged on the other side inside the shell.
Further, a cavity is formed between the heat insulation plate and the heat insulation plate, and foaming agents are filled in the cavity.
The invention provides a processing method of a side-by-side combination door plate of a refrigerator through improvement, compared with the prior art, the processing method has the following improvement and advantages:
(1) the processing method of the side-by-side combination door of the refrigerator, which is designed by the invention, is convenient for the processing and the mass production of the side-by-side combination door of the refrigerator, can improve the production efficiency of the side-by-side combination door of the refrigerator, and can effectively improve the quality of the side-by-side combination door of the refrigerator and prolong the service life of the side-by-side combination door of the refrigerator when the side-by-side combination door of.
(2) According to the invention, the testing and film coating processes are adopted, the touch display screen arranged on one side of the side-by-side combination door panel of the refrigerator can be tested by adopting the testing processes, the failure rate of the side-by-side combination door panel of the refrigerator when the side-by-side combination door panel is arranged on the front surface of the refrigerator body is reduced, the side-by-side combination door panel of the refrigerator is prevented from being repeatedly disassembled, the film coating process can be used for coating the outer surface of the side-by-side combination door panel of the refrigerator after assembly, the side-by-side combination door panel of the refrigerator is prevented.
(3) The invention adopts the electroplating and spraying processes for the shell frame, the shell frame can form a layer of protective film on the surface of the shell frame by adopting the electroplating process, the corrosion of the machine frame in use is avoided, the service life of the machine shell is prolonged, the spraying process is carried out after the electroplating of the shell frame, the color of the shell frame can be changed, and the protection effect on the machine frame can be simultaneously realized.
(4) The invention adopts the coating process, the heat insulation plate and the foaming agent to the shell, the final process of coating the shell can protect the surface of the shell on one side, the service life of the shell is prolonged, and the heat insulation plate, the heat insulation plate and the foaming agent can play a good heat insulation effect on the oppositely-opened refrigerator.
Drawings
The invention is further explained below with reference to the figures and examples:
FIG. 1 is a process flow diagram of a door panel of the present invention;
FIG. 2 is a flow chart of the present invention for the processing of a rack;
FIG. 3 is a flow chart of the shell process of the present invention;
FIG. 4 is a diagram of the refrigerator of the present invention;
FIG. 5 is a side-by-side view of the present invention;
fig. 6 is an internal structural view of the present invention.
Description of reference numerals:
1, 2, 3 refrigerator bodies, 4 adsorption strips, 5 door seals, 6 door sealing rings, 7 handles, 8 touch display screens, 9 shells, 10 shell frames, 11 heat insulation boards, 12 heat insulation boards and 13 foaming agents.
Detailed Description
The present invention will be described in detail below with reference to fig. 1 to 6, and the technical solutions in the embodiments of the present invention will be clearly and completely described, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention provides a processing method of a side-by-side combination door plate of a refrigerator by improving, as shown in fig. 1-6, the processing method comprises the steps of preparing the side-by-side combination door plate and a processing flow, wherein the side-by-side combination door plate comprises a first side-by-side combination door 1 and a second side-by-side combination door 2, a shell 9 is respectively arranged in the first side-by-side combination door 1 and the second side-by-side combination door 2, and a shell frame 10 is arranged;
the processing flow comprises the following steps:
s1, assembling: installing a shell frame 10 in the shell 9 through bolts, and then installing an adsorption strip 4 at one side of the first split door 1 and the second split door 2;
s2, embedding: the adsorption magnets are embedded and installed on one side of the adsorption strip 4, and the adsorption magnets in the adsorption strip 4 on one sides of the two split doors 1 and 2 are mutually adsorbed;
s3, clamping: clamping a door seal 5 in one side of an adsorption strip 4 at one side of a first split door 1 and a second split door 2, then clamping a door seal 6 at one side of the first split door 1 and the second split door 2, and installing a touch display screen 8 on the front sides of the first split door 1 and the second split door 2;
s4, testing: supplying power to the first split door 1 and the second split door 2, testing the function of the touch display screen 8, and simultaneously testing the deformation resistance and the stretch resistance of the first split door 1 and the second split door 2;
s5, coating: coating films on the outer surfaces of the first split door 1 and the second split door 2 which are qualified in the test;
s6, installation: the first side-by-side combination door 1 and the second side-by-side combination door 2 are partially arranged on two sides of the front surface of the refrigerator body 3 through hinges respectively.
Further, the housing 10 is produced by the steps of:
a1, extrusion: placing the raw material plates of the shell frame 10 into extrusion equipment, and starting the extrusion equipment to extrude the raw material plates into rough materials of the shell frame 10;
a2, grinding: polishing the corners of the rough material of the shell frame 10 by using polishing equipment;
a3, punching: placing the polished shell frame 10 on punching equipment, and starting the punching equipment to punch holes appointed by the punching equipment;
a4, electroplating: placing the shell frame 10 into an electroplating pool for electroplating to form a coating on the surface of the shell frame 10;
a5, spray painting: and (3) putting the shell frame 10 into a paint spraying room for painting, so that the outermost surface of the shell frame 10 is painted, and then naturally drying to obtain the shell frame 10.
Further, the housing 9 production step:
b1, mixing: pouring different raw materials for producing the shell 9 into mixing equipment, and fully mixing the different raw materials;
b2, extrusion molding: pouring the mixed raw materials into extrusion molding equipment, injecting the melted raw materials into a mold through the extrusion molding equipment, and cooling the injection molded mold;
b3, deburring: deburring is carried out on the injection molded shell 9, so that the appearance of the shell 9 is improved;
b4, punching: punching the shell 9 at the designated position by adopting punching equipment;
b5, coating: the shell 9 is placed into the coating liquid for coating, then the finished shell 9 is obtained by air drying, and the coating can protect one side of the surface of the shell, so that the service life of the shell is prolonged.
Further, in S1, the heat insulating plate 11 is mounted on one side of the inside of the housing 10, and the heat insulating plate 11 is made of polyurethane foam, which is formed by adding a foaming agent into the polymerization reaction of isocyanate and polyether.
Further, in S1, the insulation board 12 is installed on the other side inside the chassis 10, the foaming agent 13 is filled between the insulation board 11 and the insulation board 12, the foaming agent 13 is R141b or cyclopentane, and the foaming agent 13 of R141b or cyclopentane is an environment-friendly foaming agent.
Furthermore, the first side-by-side door 1 and the second side-by-side door 2 are connected with the refrigerator body 3 through hinges, the two sides of the first side-by-side door 1 and the second side-by-side door 2 are provided with the adsorption strips 4 through bolts, one side of each adsorption strip 4 is provided with the magnetic door seal strip, and the two side-by-side doors are mutually adsorbed and tightly sucked by means of the magnetic force of the magnetic strips.
Further, one side joint of absorption strip 4 has door strip of paper used for sealing 5, to the door 1 and to the back of two 2 equal joints of door sealing 6, door strip of paper used for sealing 5 and door sealing 6 for preventing that the interior cold air of refrigerator from leaking and external steam invades.
Further, handles 7 are arranged on one sides of the first side-by-side door 1 and the second side-by-side door 2, a touch display screen 8 is embedded in the front faces of the first side-by-side door 1 and the second side-by-side door 2, and the touch display screen 8 is convenient to display and operate the refrigerator.
Furthermore, a heat insulation plate 11 is arranged on one side inside the shell frame 10, a heat insulation plate 12 is arranged on the other side inside the shell 10, and the heat insulation plate 11 and the heat insulation plate 12 can achieve good heat insulation effect on the oppositely-opened door refrigerator.
Further, a cavity is formed between the heat insulation plate 11 and the heat insulation plate 12, a foaming agent 13 is filled in the cavity, and the foaming agent 13 can fill the side-by-side combination door plate of the refrigerator.
The working principle is as follows: placing the raw material plates of the shell frame 10 into extrusion equipment, and starting the extrusion equipment to extrude the raw material plates into rough materials of the shell frame 10; polishing the corners of the rough material of the shell frame 10 by using polishing equipment; placing the polished shell frame 10 on punching equipment, starting the punching equipment to punch holes appointed by the punching equipment, placing the shell frame 10 into an electroplating pool to be electroplated, and forming a coating film on the surface of the shell frame 10; putting the shell frame 10 into a paint spraying room for paint spraying, so that the outermost surface of the shell frame 10 is painted, and then naturally drying the paint to obtain the shell frame 10, pouring different raw materials for producing the shell 9 into mixing equipment, and fully mixing the different raw materials; pouring the mixed raw materials into extrusion molding equipment, injecting the melted raw materials into a mold through the extrusion molding equipment, and cooling the injection molded mold; deburring: deburring is carried out on the injection molded shell 9, so that the appearance of the shell 9 is improved; punching the shell 9 at the designated position by adopting punching equipment; and (3) putting the shell 9 into the coating liquid for coating, and then air-drying to obtain a finished shell 9. Installing a shell frame 10 in the shell 9 through bolts, and then installing an adsorption strip 4 at one side of the first split door 1 and the second split door 2; the adsorption magnets are embedded and installed on one side of the adsorption strip 4, and the adsorption magnets in the adsorption strip 4 on one sides of the two split doors 1 and 2 are mutually adsorbed; clamping a door seal 5 in one side of an adsorption strip 4 at one side of a first split door 1 and a second split door 2, then clamping a door seal 6 at one side of the first split door 1 and the second split door 2, and installing a touch display screen 8 on the front sides of the first split door 1 and the second split door 2; supplying power to the first split door 1 and the second split door 2, testing the function of the touch display screen 8, and simultaneously testing the deformation resistance and the stretch resistance of the first split door 1 and the second split door 2; coating films on the outer surfaces of the first split door 1 and the second split door 2 which are qualified in the test; the first side-by-side combination door 1 and the second side-by-side combination door 2 are partially arranged on two sides of the front surface of the refrigerator body 3 through hinges respectively.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. The processing method of the side by side combination door plate of the refrigerator is characterized by comprising the following steps of: the door plate comprises a first split door (1) and a second split door (2), the first split door (1) and the second split door (2) both comprise a shell (9), and a shell frame (10) is installed inside the shell (9) through bolts;
the processing flow comprises the following steps:
s1, assembling: the shell frame (10) is installed inside the shell (9) through bolts, and then the adsorption strip (4) is installed on one side of the first split door (1) and the second split door (2);
s2, embedding: the adsorption magnets are embedded and installed on one side of the adsorption strip (4), and the adsorption magnets in the adsorption strip (4) on one side of the split door I (1) and the split door II (2) are mutually adsorbed;
s3, clamping: the door sealing strip (5) is clamped in one side of the adsorption strip (4) at one side of the first split door (1) and the second split door (2), then the door sealing ring (6) is clamped at one side of the first split door (1) and the second split door (2), and the touch display screen (8) is arranged on the front sides of the first split door (1) and the second split door (2);
s4, testing: supplying power to the first split door (1) and the second split door (2), testing the function of the touch display screen (8), and testing the deformation resistance and the tensile resistance of the first split door (1) and the second split door (2) at the same time;
s5, coating: coating films on the outer surfaces of the first split door (1) and the second split door (2) which are qualified in the test;
s6, installation: the first side-by-side door (1) and the second side-by-side door (2) are partially installed on two sides of the front face of the refrigerator body (3) through hinges respectively.
2. The method for processing the side-by-side door panel of the refrigerator as claimed in claim 1, wherein: the production steps of the shell frame (10) are as follows:
a1, extrusion: placing the raw material plates of the shell frame (10) into extrusion equipment, and starting the extrusion equipment to extrude the raw material plates into blanks of the shell frame (10);
a2, grinding: polishing the edges and corners of the blanks of the shell frame (10) by polishing equipment;
a3, punching: placing the polished shell frame (10) on punching equipment, and starting the punching equipment to punch holes appointed by the punching equipment;
a4, electroplating: putting the shell frame (10) into an electroplating pool for electroplating to form a coating on the surface of the shell frame (10);
a5, spray painting: and (3) putting the shell frame (10) into a paint spraying room for paint spraying, so that the outermost surface of the shell frame (10) is painted, and then naturally drying to obtain the shell frame (10).
3. The method for processing the side-by-side door panel of the refrigerator as claimed in claim 1, wherein: the production step of the shell (9):
b1, mixing: pouring different raw materials for producing the shell (9) into mixing equipment, and fully mixing the different raw materials;
b2, extrusion molding: pouring the mixed raw materials into extrusion molding equipment, injecting the melted raw materials into a mold through the extrusion molding equipment, and cooling the injection molded mold;
b3, deburring: deburring is carried out on the injection molded shell (9), so that the appearance of the shell (9) is improved;
b4, punching: punching the shell (9) at the designated position by adopting punching equipment;
b5, coating: and (3) putting the shell (9) into the coating liquid for coating, and then air-drying to obtain a finished shell (9).
4. The method for processing the side-by-side door panel of the refrigerator as claimed in claim 1, wherein: in the S1, the heat insulation plate (11) is arranged on one side inside the shell frame (10), the heat insulation plate (11) is made of polyurethane foam plastics, and the polyurethane foam plastics are formed by adding a foaming agent into the polymerization reaction of isocyanate and polyether for foaming.
5. The method for processing the side-by-side door panel of the refrigerator as claimed in claim 1, wherein: in the S1, the heat insulation plate (12) is installed on the other side inside the shell frame (10), the foaming agent (13) is filled between the heat insulation plate (11) and the heat insulation plate (12), the foaming agent (13) adopts R141b or cyclopentane, and the foaming agent (13) of R141b or cyclopentane is an environment-friendly foaming agent.
6. The method for processing the side-by-side door panel of the refrigerator as claimed in claim 1, wherein: the side-by-side combination refrigerator is characterized in that the side-by-side combination door I (1) and the side-by-side combination door II (2) are connected with a refrigerator body (3) through hinges, and adsorption strips (4) are installed on two sides of the side-by-side combination door I (1) and the side-by-side combination door II (2) through bolts.
7. The method for processing the side-by-side door panel of the refrigerator as claimed in claim 6, wherein: one side joint of absorption strip (4) has door strip of paper used for sealing (5), it has door sealing circle (6) to run from opposite directions door one (1) and the back homojoint of running from opposite directions door two (2).
8. The method for processing the side-by-side door panel of the refrigerator as claimed in claim 1, wherein: and handles (7) are arranged on one sides of the split door I (1) and the split door II (2), and touch display screens (8) are embedded in the front surfaces of the split door I (1) and the split door II (2).
9. The method for processing the side-by-side door panel of the refrigerator as claimed in claim 1, wherein: and a heat insulation plate (11) is arranged on one side in the shell frame (10), and a heat insulation plate (12) is arranged on the other side in the shell frame (10).
10. The method of claim 9, wherein: a cavity is arranged between the heat insulation plate (11) and the heat insulation plate (12), and foaming agents (13) are filled in the cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110514031.9A CN113108542A (en) | 2021-05-12 | 2021-05-12 | Processing method of side-by-side combination door plate of refrigerator |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110514031.9A CN113108542A (en) | 2021-05-12 | 2021-05-12 | Processing method of side-by-side combination door plate of refrigerator |
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| CN113108542A true CN113108542A (en) | 2021-07-13 |
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| US20180306488A1 (en) * | 2017-04-19 | 2018-10-25 | Criser, S.A. De C.V. | Process for the manufacture of a sealing gasket for a refrigerator |
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| CN208263860U (en) * | 2018-04-20 | 2018-12-21 | 傅文专 | A kind of aluminium alloy workmanship producing device |
| CN111486650A (en) * | 2020-03-27 | 2020-08-04 | 滁州市新康达金属制品有限公司 | Refrigerator door plate processing method |
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