CN112676415B - Bending machine - Google Patents
Bending machine Download PDFInfo
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- CN112676415B CN112676415B CN202011452868.7A CN202011452868A CN112676415B CN 112676415 B CN112676415 B CN 112676415B CN 202011452868 A CN202011452868 A CN 202011452868A CN 112676415 B CN112676415 B CN 112676415B
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- bending
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- pressing
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/50—Glass production, e.g. reusing waste heat during processing or shaping
- Y02P40/57—Improving the yield, e-g- reduction of reject rates
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- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
The invention relates to a bending machine, which comprises a frame, a support piece arranged on the frame, a bending plate to be bent arranged on the support piece, a positioning block arranged on the support piece, a positioning pin matched with a hole on the bending plate, a pull rod passing through the hole on the middle part of the bending plate, a pressing block matched and connected with the pull rod, a first bending component and a second bending component respectively arranged below a first part and a second part of the bending plate, a third bending component arranged above the support piece and used for bending the first part and the second part towards the middle part, and a bending block arranged above the support piece. The utility model provides a bender for processing U formula freezer inner bag bounding wall, and the opening of bounding wall has the turn-up, makes whole freezer inner bag bounding wall and opening turn-up homogeneity time bending shaping processing, and freezer inner bag bounding wall machining error is little.
Description
Technical Field
The invention relates to the technical field of machine manufacturing, in particular to a bending machine.
Background
The refrigerator is another name of a refrigerator and a refrigerated cabinet. All evaporating pipes of the high-quality refrigerator are made of high-quality copper coils and are processed into wide-surface special shapes. The stainless steel plate has a smooth and good surface, the whole plate is thin and uniform, and the proper thickness is adopted, so that the service life is long, and the appearance of the refrigerator is smooth and firm. The copper pipe has better cold transfer effect than the aluminum pipe or the composite pipe, better corrosion resistance, high-quality copper coil pipe has the advantages of high cleanliness in the pipe and less pipe joints, and can effectively prevent the internal leakage or blockage failure of the refrigerating system. The round tube is processed into a rectangle, so that the contact between the evaporating tube and the cold-transferring liner is changed from point contact to surface contact, the transfer area is enlarged, and the refrigerating speed can be increased.
The refrigerator liner coaming is used for isolating the refrigerator liner and the refrigerating device. Refrigerator liner enclosures are typically made from aluminum plates. Generally, the refrigerator liner coaming of a large refrigerator is formed by riveting two U-shaped coamings to form a port coaming and then riveting a bottom plate. The refrigerator liner coaming of the small refrigerator can also be directly manufactured into the port coaming after the two ends of the aluminum plate are riveted together.
Because whole aluminum plate is thinner, and light, need turn over aluminum plate into the U type, and have the turn-up in the opening, adopt traditional bending equipment processing, need the clamping to accomplish many times, the freezer inner bag bounding wall is not once bending shaping processing out for freezer inner bag bounding wall machining error is big.
Disclosure of Invention
The invention aims to provide the bending machine for processing the U-shaped refrigerator liner coaming, and the opening part of the coaming is provided with the curled edge, so that the whole refrigerator liner coaming and the curled edge of the opening part of the refrigerator liner coaming are uniformly bent and formed for processing, and the processing error of the refrigerator liner coaming is small.
The technical scheme of the invention is as follows:
the bending machine comprises a frame, at least four supporting pieces arranged on the frame, a bending plate to be bent is arranged on the supporting pieces, positioning blocks are arranged on the supporting pieces, and the positioning blocks can be in contact with the side edges of the bending plate;
the locating pins are matched with the holes in the bending plate, and at least two locating pins are arranged;
a pull rod passing through a hole in the middle portion of the bending plate;
the pressing block is matched and connected with the pull rod and is used for pressing the middle part, and at least two pressing blocks are arranged;
the first bending assembly and the second bending assembly are respectively arranged below the first part and the second part of the bending plate and are used for bending the first part and the second part towards the middle part;
and the third bending assembly is arranged above the supporting piece and is used for bending the curled edges of the first part and the second part.
Preferably, the first bending component and the second bending component comprise a first support and a second support which are arranged on the frame;
the two ends of the first bending knife are respectively hinged with the first support and the second support;
when the bending plate is horizontally placed, the first side face of the first bending cutter is contacted with the bottom face of the bending plate;
when the first bending knife rotates, the second side surface on the first bending knife is contacted with the bottom surface of the first part and/or the bottom surface of the second part.
Preferably, the first support and the second support are both provided with connecting blocks;
one end of the connecting block is hinged with the first support or the second support, and the other end of the connecting block is clamped with the first bending cutter.
Preferably, the device comprises a pressing structure for enabling the first bending knife to rotate after the first part and the second part are bent;
the pressing structures are arranged in two, and the two pressing structures respectively press the first bending knife on the first bending assembly and press the first bending knife on the second bending assembly.
Preferably, the pressing structure comprises a first bracket arranged at the bottom of the frame;
a passing groove arranged on the horizontal plane of the frame;
the telescopic device is connected with the first bracket;
and the compressing piece is connected with the telescopic end of the telescopic device and acts on the first bending knife.
Preferably, the pressing piece is hinged to the telescopic end, a locking structure is arranged at a position where the pressing piece is hinged to the telescopic end, and when the locking structure locks the pressing piece, the pressing piece presses the first bending cutter.
Preferably, the third bending assembly comprises a second bending cutter and a third bending cutter which bend the curled edges of the first part and the second part respectively;
and a support plate connected with the second bending knife and the third bending knife;
the telescopic end of the first telescopic component is connected with the support plate.
Preferably, the support plate is provided with a second telescopic component and a third telescopic component;
the telescopic end of the second telescopic component penetrates through the support plate and is connected with the second bending knife;
the telescopic end of the third telescopic component penetrates through the support plate and is connected with the third bending knife.
Compared with the prior art, the beneficial effect of the bender that this application provided is: the supporting piece and the positioning block are adopted, the positioning block can be in contact with the side edge of the bending plate, so that the bending machine has uniform bending reference before bending, the processing reference is uniform, and the outline dimension of the liner coaming of the refrigerator is uniform. On the basis, the hole formed in the bending plate is used as a reference hole, and the reference hole is matched with the positioning pin, so that the bending plate cannot rotate in a horizontal plane, and the bending plate can be quickly installed and positioned before machining. And the setting of pull rod and briquetting will bend the middle part of not needing to bend on the board and fix for middle part and horizontal plane laminating avoid bending the in-process, and the excessive clamping force causes processing error big. And then bending the first part and the second part towards the middle part by adopting the first bending assembly and the second bending assembly to form a U-shaped coaming, and finally bending the curled edges of the first part and the second part by adopting the third bending assembly. Therefore, the bending machine that this application provided for processing U formula freezer inner bag bounding wall, and the opening of bounding wall has the turn-up, makes whole freezer inner bag bounding wall and opening turn-up homogeneous time bending shaping processing thereof, and freezer inner bag bounding wall machining error is little.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present application, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic structural diagram of a bending machine according to an embodiment of the present invention, when a first portion and a second portion of the opening are to be curled;
fig. 2 is a schematic structural diagram of a bending machine according to an embodiment of the present invention when the first and second openings are curled;
reference numerals in the drawings illustrate: 1. a frame; 2. a support; 3. a positioning block; 4. a positioning pin; 6. briquetting; 7. an intermediate portion; 8. a first section; 9. a second section; 10. a first support; 11. a second support; 12. a first bending blade; 13. a connecting block; 14. a first bracket; 15. a passing groove; 16. a telescoping device; 17. a pressing member; 18. a second bending knife; 19. a third bending blade; 20. a support plate; 21. a first telescoping assembly; 22. a second telescoping assembly; 23. and a third telescoping assembly.
Description of the embodiments
In order to better understand the technical solutions in the present application, the following description will clearly and completely describe the technical solutions in the embodiments of the present application with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only some embodiments of the present application, not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments herein without making any inventive effort, shall fall within the scope of the present application.
In the description of the present invention, it should be understood that the terms "upper," "lower," and the like indicate an orientation or a positional relationship, and are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the components or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention.
As shown in fig. 1 to 2, the application provides a bending machine, which comprises a frame 1, locate at least four support pieces 2 on the frame 1, the board of bending of waiting to bend is placed on support piece 2, be equipped with locating piece 3 on the support piece 2, locating piece 3 can contact with the side of board of bending, locating pin 4, cooperate with the hole on the board of bending, locating pin 4 is equipped with two at least pull rods, the pull rod passes the hole on the middle part 7 on the board of bending, the briquetting 6 of being connected with the pull rod cooperation, briquetting 6 is used for compressing tightly middle part 7, briquetting 6 is equipped with two at least, locate the first bending subassembly and the second bending subassembly of the below of the first portion 8 of board of bending, second portion 9 respectively, first bending subassembly and second bending subassembly for bending first portion 8, second portion 9 to middle part 7, locate the third bending subassembly of the top of support piece 2, be used for bending first portion 8, second portion 9. The supporting piece 2 and the positioning block 3 are adopted, the positioning block 3 can be in contact with the side edge of the bending plate, so that the bending machine has uniform bending reference before bending, the processing reference is uniform, and the outline dimension of the liner coaming of the refrigerator is uniform. On the basis, the hole formed in the bending plate is used as a reference hole, and the reference hole is matched with the positioning pin 4, so that the bending plate cannot rotate in a horizontal plane, and the bending plate can be quickly installed and positioned before machining. The setting of the pull rod and the pressing block 6 fixes the middle part 7 which is not required to be bent on the bending plate, so that the middle part 7 is attached to a horizontal plane, and the large processing error caused by overlarge pressing force in the bending process is avoided. And then the first bending component and the second bending component are adopted to bend the first part 8 and the second part 9 towards the middle part 7 to form a U-shaped coaming, and finally the third bending component bends the curled edges of the first part 8 and the second part 9. Therefore, the bending machine that this application provided for processing U formula freezer inner bag bounding wall, and the opening of bounding wall has the turn-up, makes whole freezer inner bag bounding wall and opening turn-up homogeneous time bending shaping processing thereof, and freezer inner bag bounding wall machining error is little.
The first bending component and the second bending component respectively comprise a first support 10 and a second support 11 which are arranged on the frame 1, two ends of the first bending component are respectively hinged with the first support 10 and the second support 11, when the bending plate is horizontally placed, a first side face of the first bending cutter 12 is contacted with the bottom face of the bending plate, and when the first bending cutter 12 rotates, a second side face of the two first bending cutters 12 is contacted with the bottom face of the first part 8 and the bottom face of the second part 9.
The structure of the first bending cutter 12 and the hinging mode of the first support 10 and the second support 11 are fully utilized, so that the first bending cutter 12 has two functions, namely, when the bending plate is clamped, the first side surface on the first bending cutter 12 is contacted with the bottom surface of the first part 8 and the bottom surface of the second part 9, and auxiliary supporting force is provided for the first part 8 and the second part 9; the second function is that the first bending knife 12 rotates to push the first part 8 and the second part 9 to change the postures, and the first part 8 and the second part 9 are switched from the plane to the vertical state until the second side surface of the first bending knife 12 contacts with the first part 8 and the second part 9 in the vertical state.
Preferably, the first support 10 and the second support 11 are respectively provided with a connecting block 13, one end of the connecting block 13 is hinged with the first support 10 or the second support 11, and the other end is clamped with the first bending cutter 12. The first bending knife 12 is an acting piece, when the first bending knife 12 is detached from the connecting block 13, the first support 10 and the second support 11 do not need to be replaced, and interchangeability of the bending machine is improved.
The first bending knife 12 is arranged on the first bending component, and the second bending knife 12 is arranged on the second bending component. When the third bending component bends the curling edges of the first part 8 and the second part 9, the third bending component impacts the first part 8 and the second part 9 to a certain extent, and the first bending cutter 12 is pressed by the pressing structure, so that the first bending cutter 12 abuts against the first part 8 and the second part 9.
Further, the compressing structure comprises a first bracket 14 arranged at the bottom of the frame 1, a passing groove 15 arranged on the horizontal plane of the frame 1, a telescopic device 16 connected with the first bracket 14, a compressing piece 17 connected with the telescopic end of the telescopic device 16, and the compressing piece 17 acts on the first bending cutter 12. When the telescopic device 16 is extended, the pressing element 17 acts on the first bending blade 12. When the telescopic device 16 is retracted, the pressing piece 17 is arranged at the bottom of the frame 1 and is used for avoiding the installation of the bending plate. The embodiment fully utilizes the structural relationship and the positional relationship to achieve the aim of the embodiment.
The pressing piece 17 is hinged to the telescopic end, a locking structure is arranged at the position where the pressing piece 17 is hinged to the telescopic end, and when the locking structure locks the pressing piece 17, the pressing piece 17 presses the first bending cutter 12. The locking structure avoids misoperation of the pressing piece 17 and ensures reliable action of the pressing piece 17.
Preferably, the third bending assembly comprises a second bending cutter 18 and a third bending cutter 19 which bend the curled edges of the first part 8 and the second part 9 respectively, and a support plate 20 connected with the second bending cutter 18 and the third bending cutter 19, and the first telescopic assembly 21, and the telescopic end of the first telescopic assembly 21 is connected with the support plate 20. The telescopic end of the first telescopic component 21 is connected with the support plate 20, and when the first telescopic component 21 stretches, the first part 8 and the second part 9 are far away; when the first telescopic component 21 is retracted and is close to the first part 8 and the second part 9, the first telescopic component 21 curls the first part 8 and the second part 9, the first telescopic component 21 coarsely adjusts the distance between the second bending knife 18 and the third bending knife 19 and the first part 8 and the second part 9, and the adjusted distance range value is larger.
The support plate 20 is provided with a second telescopic assembly 22 and a third telescopic assembly 23, the telescopic end of the second telescopic assembly 22 penetrates through the support plate 20 and is connected with the second bending cutter 18, and the telescopic end of the third telescopic assembly 23 penetrates through the support plate 20 and is connected with the third bending cutter 19. This configuration allows fine adjustment of the distance between the second 18 and third 19 bending knives and the first 8 and second 9 portions.
In the present specification, each embodiment is described in a progressive manner, and each embodiment focuses on a difference from other embodiments, and the same or similar parts between the embodiments are referred to each other.
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 (4)
1. The bending machine is characterized by comprising a frame (1), at least four supporting pieces (2) arranged on the frame (1), a bending plate to be bent is arranged on the supporting pieces (2), positioning blocks (3) are arranged on the supporting pieces (2), and the positioning blocks (3) can be in contact with the side edges of the bending plate;
the positioning pins (4) are matched with holes in the bending plate, and the positioning pins (4) are provided with at least two positioning pins;
a tie rod passing through a hole in the intermediate portion (7) of the bending plate;
a pressing block (6) which is matched and connected with the pull rod, wherein the pressing block (6) is used for pressing the middle part (7), and at least two pressing blocks (6) are arranged;
the first bending assembly and the second bending assembly are respectively arranged below the first part (8) and the second part (9) of the bending plate and are used for bending the first part (8) and the second part (9) towards the middle part (7);
the third bending assembly is arranged above the supporting piece (2) and is used for bending the curled edges of the first part (8) and the second part (9);
the first bending assembly and the second bending assembly comprise a first support (10) and a second support (11) which are arranged on the frame (1);
the two ends of the first bending knife (12) are respectively hinged with the first support (10) and the second support (11);
when the bending plate is horizontally placed, the first side surface of the first bending cutter (12) is contacted with the bottom surface of the bending plate;
when the first bending knives (12) rotate, the second side surfaces on the two first bending knives (12) are contacted with the bottom surface of the first part (8) and the bottom surface of the second part (9);
connecting blocks (13) are arranged on the first support (10) and the second support (11);
one end of the connecting block (13) is hinged with the first support (10) or the second support (11), and the other end of the connecting block is clamped with the first bending cutter (12);
the third bending assembly comprises a second bending cutter (18) and a third bending cutter (19) which bend the curled edges of the first part (8) and the second part (9) respectively;
and a support plate (20) connected to the second bending blade (18) and the third bending blade (19);
the telescopic end of the first telescopic component (21) is connected with the support plate (20);
the support plate (20) is provided with a second telescopic component (22) and a third telescopic component (23);
the telescopic end of the second telescopic component (22) penetrates through the support plate (20) and is connected with the second bending knife (18);
the telescopic end of the third telescopic component (23) penetrates through the support plate (20) and is connected with the third bending knife (19).
2. Bending machine according to claim 1, characterized by comprising a compression structure for rotating the first bending blade (12) when the first portion (8), the second portion (9) are bent;
the two pressing structures are respectively used for pressing the first bending knife (12) on the first bending assembly and the first bending knife (12) on the second bending assembly.
3. Bending machine according to claim 2, characterized in that said compacting structure comprises a first bracket (14) provided at the bottom of said frame (1);
a passage groove (15) arranged on the horizontal plane of the frame (1);
a telescopic device (16) connected to the first support (14);
and a pressing piece (17) connected with the telescopic end of the telescopic device (16), wherein the pressing piece (17) acts on the first bending knife (12).
4. A bending machine according to claim 3, wherein the pressing member (17) is hinged to the telescopic end, and a locking structure is provided at a position where the pressing member (17) is hinged to the telescopic end, and when the pressing member (17) is locked by the locking structure, the pressing member (17) presses the first bending blade (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011452868.7A CN112676415B (en) | 2020-12-11 | 2020-12-11 | Bending machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011452868.7A CN112676415B (en) | 2020-12-11 | 2020-12-11 | Bending machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112676415A CN112676415A (en) | 2021-04-20 |
| CN112676415B true CN112676415B (en) | 2023-05-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011452868.7A Active CN112676415B (en) | 2020-12-11 | 2020-12-11 | Bending machine |
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| Country | Link |
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| CN (1) | CN112676415B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115090755B (en) * | 2022-08-26 | 2022-11-15 | 安徽方能电气技术有限公司 | Forming and processing device for radiating shell of alternating current-direct current power supply |
| CN115971291B (en) * | 2023-02-16 | 2023-09-22 | 常州瑞德丰精密技术有限公司 | New energy automobile battery cooling plate hemming device |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204108048U (en) * | 2014-06-09 | 2015-01-21 | 江苏骏辉安全系统有限公司 | A kind of retractor bracket apparatus for bending |
| CN106984683A (en) * | 2017-04-27 | 2017-07-28 | 安徽江淮汽车集团股份有限公司 | Bending mould |
| CN107138575B (en) * | 2017-06-20 | 2018-11-20 | 安徽鲲鹏装备模具制造有限公司 | A kind of production method and apparatus control method of refrigerator-freezer liner degree of lip-rounding coaming plate |
| CN206951859U (en) * | 2017-07-12 | 2018-02-02 | 安徽鲲鹏装备模具制造有限公司 | A kind of big coaming plate bender of refrigerator-freezer inner bag U-shaped |
| CN208004540U (en) * | 2018-02-05 | 2018-10-26 | 广东华德涞机器人智能科技有限公司 | The special bender of oven |
| CN108906990A (en) * | 2018-06-14 | 2018-11-30 | 合肥美的电冰箱有限公司 | The bending cornerite mold of refrigerator door |
| CN209577805U (en) * | 2019-02-26 | 2019-11-05 | 兰考一言九鼎门厂 | A kind of Plate Bending Machine |
| CN110496877B (en) * | 2019-09-23 | 2021-04-30 | 上海新松机器人有限公司 | Bending device for base plate of retractor |
-
2020
- 2020-12-11 CN CN202011452868.7A patent/CN112676415B/en active Active
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Effective date of registration: 20230629 Address after: 414000 No. 168, Xingwang Road, Wushi Park, Pingjiang Industrial Park, Yueyang City, Hunan Province Patentee after: Pingjiang Xiongmei Handicraft Co.,Ltd. Address before: 414517 Pingjiang City Industrial Park, Yueyang, Hunan Patentee before: Pingjiang Dingfeng laser mould Co.,Ltd. |
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