Refrigerator shell top arc U-corner edge folding forming mechanism

Abstract

The utility model discloses a refrigerator shell top arc U angle edge folding forming mechanism which comprises a support, the support is fixedly connected with a first oil cylinder and is in sliding connection with a sliding plate, the output end of the first oil cylinder is fixedly connected with the sliding plate, and the sliding plate is fixedly connected with a mold execution unit. The mold execution unit comprises a second oil cylinder, a third oil cylinder, an inner mold fixedly connected with the output end of the second oil cylinder and an outer mold fixedly connected with the output end of the third oil cylinder, the movement directions of the second oil cylinder and the third oil cylinder are opposite, and the first oil cylinder is perpendicular to the movement directions of the second oil cylinder and the third oil cylinder; a positioning plate is fixedly connected above the base; compared with the prior art, the edge folding forming mechanism has the advantages that edge folding can be completed at a time on the premise that no extra working steps need to be added, the production takt is not affected, and production efficiency is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of edge folding processing, and particularly relates to an edge folding and forming mechanism for the top arc U-angle of a refrigerator shell. Background Art

[0002] The existing edge folding and forming mechanism for the shell is only applicable to the edge folding and forming at the conventional 90° folding angle. When the folding angle of the shell sheet metal is arc-shaped and two edge foldings are required, the edge folding cannot be completed at one time, which requires additional working steps, not only lengthening the working hours, but also affecting the production rhythm and low production efficiency. Even for the existing edge folding and forming mechanism of the refrigerator shell, it cannot meet the technical requirements when the folding angle shape and the edge folding shape change.

[0003] In view of the many problems of the existing technology, we hereby propose an edge folding and forming mechanism for the top arc U-angle of a refrigerator shell. Content of the Utility Model

[0004] The purpose of the utility model is to provide an edge folding and forming mechanism for the top arc U-angle of a refrigerator shell to solve the problems put forward in the above background art.

[0005] To achieve the above purpose, the utility model provides the following technical solutions:

[0006] An edge folding and forming mechanism for the top arc U-angle of a refrigerator shell includes a bracket, the bracket is respectively fixedly connected with a first oil cylinder and slidably connected with a sliding plate, the output end of the first oil cylinder is fixedly connected with the sliding plate, the sliding plate is fixedly connected with a die execution unit, the die execution unit includes a second oil cylinder, a third oil cylinder, an inner die fixedly connected with the output end of the second oil cylinder, and an outer die fixedly connected with the output end of the third oil cylinder. The movement directions of the second oil cylinder and the third oil cylinder are opposite, and the movement direction of the first oil cylinder is perpendicular to the movement directions of both the second oil cylinder and the third oil cylinder;

[0007] It further includes a base, and a positioning plate is fixedly connected above the base.

[0008] Further, the die execution unit further includes a mounting seat fixedly connected with the sliding plate, the mounting seat is slidably connected with both the inner die and the outer die and fixedly connected with the second oil cylinder and the third oil cylinder.

[0009] Further, the forming mechanism further includes a pressing body, which is clamped with the mounting seat and can act on the sheet material during the edge folding process.

[0010] Further, the positioning plate includes a support body and a baffle plate which are both plate bodies, the support body and the baffle plate are perpendicular and fixedly connected, the baffle plate is provided with a channel, and the bottom surface of the channel is on the same horizontal plane as the surface for placing the workpiece of the support body; the width dimension of the outer die matches the width dimension of the channel, and both the inner die and the outer die are coaxial with the center of the channel.

[0011] Further, the mounting seat is provided with a first groove body, and both the inner mold and the outer mold are provided with tracks. The first groove body and the tracks are matched with each other, and the first groove body and the tracks are both consistent with the movement tracks of the inner mold and the outer mold.

[0012] Further, the inner mold includes a first fixing body and a first forming plate. The first fixing body and the first forming plate face away from each other and are fixedly connected. The first fixing body is fixedly connected to the output end of the second oil cylinder.

[0013] The outer mold includes a second fixing body and a second forming plate. The second fixing body and the second forming plate face away from each other and are fixedly connected. The second fixing body is fixedly connected to the third oil cylinder.

[0014] Further, the first forming plate includes a second groove body. The second groove body includes a bottom plate and two side plates. The side plates are located on both sides of the bottom plate and are perpendicular to the bottom plate.

[0015] The second forming plate includes a top block, and the top block is matched with the second groove body.

[0016] Further, the first groove body is a "T"-shaped groove.

[0017] Further, the mounting seat is vertically arranged with the sliding plate, and the first groove body is arranged on the side surface of the mounting seat.

[0018] Further, the mounting seat is provided with a third groove body, and the pressure plate is clamped with the third groove body.

[0019] The utility model is designed with a sliding plate and a first oil cylinder, and the up-and-down movement of the inner mold and the outer mold can be realized.

[0020] The utility model is designed with a mounting seat, and the mounting seat is provided with a first groove body. The inner mold and the outer mold can move in the first groove body.

[0021] The utility model is designed with a third groove body, and a pressure body is designed in the third groove body, which can keep the material plate fixed during the edge folding process and ensure the accuracy and yield rate of the edge folding.

[0022] The utility model is designed with a positioning plate, and the positioning plate is designed with a support body, a baffle and a channel, which can avoid interference between the outer mold and the positioning plate and ensure the completion of the edge folding of the material plate.

[0023] The utility model is designed with an inner mold and an outer mold, and the edge folding process can be completed at one time.

[0024] Compared with the prior art, the beneficial effect of the utility model is that the edge folding and forming mechanism disclosed by the utility model can complete the edge folding at one time without adding additional working steps. The utility model does not affect the production rhythm and improves the production efficiency. Description of the Drawings

[0025] Figure 1 It is a schematic structural diagram of the present utility model;

[0026] Figure 2 It is a schematic structural diagram of the present utility model without the mold unit installed;

[0027] Figure 3 It is a three-dimensional structural diagram of the inner mold of the present utility model;

[0028] Figure 4 It is a three-dimensional structural diagram of the outer mold of the present utility model;

[0029] Figure 5 It is a three-dimensional structural diagram of the mounting base of the present utility model.

[0030] In the figure: 1 - support; 2 - first oil cylinder; 3 - slide plate; 41 - second oil cylinder; 42 - third oil cylinder; 43 - mounting base; 431 - first groove; 432 - third groove; 44 - inner mold; 441 - bottom plate; 442 - side panel; 443 - track; 444 - first fixing body; 445 - top block; 446 - second fixing body; 45 - outer mold; 5 - positioning plate; 51 - support body; 52 - baffle; 53 - channel; 6 - base; 7 - blank holding body. Specific embodiments

[0031] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.

[0032] Please refer to Figures 1 to 5 , the present utility model provides the following technical solutions:

[0033] Embodiment 1:

[0034] A circular arc U - angle overlapping edge forming mechanism for the top of a refrigerator shell, comprising a bracket 1. The bracket 1 is fixedly connected to a first oil cylinder 2 respectively and is slidably connected to a slide plate 3. The output end of the first oil cylinder 2 is fixedly connected to the slide plate 3. The slide plate 3 is fixedly connected to a die execution unit. The die execution unit includes a second oil cylinder 41, a third oil cylinder 42, an inner die 44 fixedly connected to the output end of the second oil cylinder 41, and an outer die 45 fixedly connected to the output end of the third oil cylinder 42. The inner die 44 includes a first fixed body 444 and a first forming plate. The first fixed body 444 faces away from and is fixedly connected to the first forming plate. The first fixed body 444 is fixedly connected to the output end of the second oil cylinder 41. The outer die 45 includes a second fixed body 446 and a second forming plate. The second fixed body 446 faces away from and is fixedly connected to the second forming plate. The second fixed body 446 is fixedly connected to the third oil cylinder 42. The first forming plate includes a second groove body. The second groove body includes a bottom plate 441 and two side plates 442. The side plates are located on both sides of the bottom plate 441 and are perpendicular to the bottom plate 441. The second forming plate includes a top block 445, and the top block 445 cooperates with the second groove body.

[0035] The moving directions of the second oil cylinder 41 and the third oil cylinder 42 are opposite, and the first oil cylinder 2 is perpendicular to the moving directions of both the second oil cylinder 41 and the third oil cylinder 42.

[0036] The die execution unit further includes a mounting seat 43 fixedly connected to the slide plate 3. The mounting seat 43 is slidably connected to both the inner die 44 and the outer die 45 and is fixedly connected to the second oil cylinder 41 and the third oil cylinder 42. The mounting seat 43 is provided with a first groove body 431. Both the inner die 44 and the outer die 45 are provided with tracks 443. The first groove body 431 and the tracks 443 cooperate with each other, and the first groove body 431 and the tracks 443 are consistent with the movement trajectories of the inner die 44 and the outer die 45. The mounting seat 43 is perpendicular to the slide plate 3. The first groove body 431 is arranged on the side surface of the mounting seat 43, and the first groove body 431 is a "T" - shaped groove.

[0037] It further includes a base 6. A positioning plate 5 is fixedly connected above the base 6. The positioning plate 5 includes a support body 51 and a baffle 52 which are both plate - bodies. The support body 51 and the baffle 52 are perpendicular and fixedly connected. The baffle 52 is provided with a channel 53. The bottom surface of the channel 53 and the surface for placing the workpiece of the support body 51 are on the same horizontal plane. The width dimension of the outer die 45 matches the width dimension of the channel 53. Both the inner die 44 and the outer die 45 are coaxial with the center of the channel 53.

[0038] The outer die 45 is provided with tracks 443. The first groove body 431 and the tracks 443 cooperate with each other, and the first groove body 431 and the tracks 443 are consistent with the movement trajectories of the inner die 44 and the outer die 45.

[0039] Embodiment 2:

[0040] On the basis of Embodiment 1, the forming mechanism further includes a pressure equalizing material body 7, which is clamped to the mounting seat 43. During the edge overlapping process, the pressure material body 7 can act on the material plate. The mounting seat 43 is provided with a third groove body 432, and the pressure plate is clamped to the third groove body 432.

[0041] The working principle and usage process of the present utility model:

[0042] After the material plate is conveyed in place, the first oil cylinder extends, causing the inner mold and the outer mold to descend above the support body of the positioning plate. After the pressure material body compresses the plate material, the second oil cylinder is started to abut the inner mold against the material plate, and then the third oil cylinder is started to penetrate the outer mold through the channel so that the inner mold and the outer mold act to press the material into an edge overlapping shape. Then, the second oil cylinder and the third oil cylinder are started again to retract the inner mold and the outer mold to their original positions, the first oil cylinder is contracted, and the inner mold and the outer mold are integrally lifted back to the initial position. Then, the plate material is conveyed into the next working station.

[0043] Although the embodiments of the present utility model have been shown and described (see the above detailed description), for those of ordinary skill in the art, it can be understood that various changes, modifications, substitutions, and variations can be made to these embodiments without departing from the principle and spirit of the present utility model. The scope of the present utility model is defined by the appended claims and their equivalents.

Claims

1. A forming mechanism for the arc U-angle overlapping edge at the top of a refrigerator shell, characterized in that, It includes a bracket (1). The bracket (1) is fixedly connected to a first oil cylinder (2) respectively and is slidably connected to a slide plate (3). The output end of the first oil cylinder (2) is fixedly connected to the slide plate (3). The slide plate (3) is fixedly connected to a die execution unit. The die execution unit includes a second oil cylinder (41), a third oil cylinder (42), an inner die (44) fixedly connected to the output end of the second oil cylinder (41), and an outer die (45) fixedly connected to the output end of the third oil cylinder (42). The movement directions of the second oil cylinder (41) and the third oil cylinder (42) are opposite, and the movement direction of the first oil cylinder (2) is perpendicular to the movement directions of both the second oil cylinder (41) and the third oil cylinder (42). It further includes a base (6). A positioning plate (5) is fixedly connected above the base (6).

2. The forming mechanism for the arc U-angle overlapping edge at the top of the refrigerator outer shell according to claim 1, wherein , The die execution unit further includes a mounting seat (43) fixedly connected to the slide plate (3). The mounting seat (43) is slidably connected to both the inner die (44) and the outer die (45) and is fixedly connected to the second oil cylinder (41) and the third oil cylinder (42).

3. A top arc U-angle overlapping edge forming mechanism for a refrigerator outer shell according to claim 2, characterized in that , The forming mechanism further includes a blank pressing body (7). The blank pressing body (7) is clamped to the mounting seat (43). During the edge folding process, the blank pressing body (7) can act on the material plate.

4. A top arc U-angle overlapping edge forming mechanism for a refrigerator outer shell according to claim 1, characterized in that , The positioning plate (5) includes a support body (51) and a baffle (52) both being plate bodies. The support body (51) and the baffle (52) are perpendicular and fixedly connected. The baffle (52) is provided with a channel (53). The bottom surface of the channel (53) is on the same horizontal plane as the surface of the support body (51) for placing the workpiece. The width dimension of the outer die (45) matches the width dimension of the channel (53), and both the inner die (44) and the outer die (45) are coaxial with the center of the channel (53).

5. The forming mechanism for the arc U-angle overlapping edge at the top of the refrigerator outer shell according to claim 2, wherein , The mounting seat (43) is provided with a first groove body (431). Both the inner die (44) and the outer die (45) are provided with tracks (443). The first groove body (431) and the tracks (443) are matched, and the first groove body (431) and the tracks (443) are both consistent with the movement tracks of the inner die (44) and the outer die (45).

6. The forming mechanism for the arc U-angle overlapping edge at the top of the refrigerator shell according to claim 5, characterized in that , The inner die (44) includes a first fixing body (444) and a first forming plate. The first fixing body (444) is opposite to and fixedly connected to the first forming plate. The first fixing body (444) is fixedly connected to the output end of the second oil cylinder (41). The outer die (45) includes a second fixing body (446) and a second forming plate. The second fixing body (446) is opposite to and fixedly connected to the second forming plate. The second fixing body (446) is fixedly connected to the third oil cylinder (42).

7. The forming mechanism for the arc U-angle overlapping edge at the top of the refrigerator shell according to claim 6, characterized in that , The first forming plate includes a second groove body. The second groove body includes a bottom plate (441) and two side plates (442). The side plates are located on both sides of the bottom plate (441) and are both perpendicular to the bottom plate (441). The second forming plate includes a top block (445). The top block (445) is matched with the second groove body.

8. The arc U-angle overlapping edge forming mechanism at the top of the refrigerator outer shell according to claim 5, characterized in that , The first groove body (431) is a "T"-shaped groove.

9. The forming mechanism for the arc U-angle overlapping edge at the top of the refrigerator outer shell according to claim 8, characterized in that , The mounting seat (43) is perpendicularly arranged with respect to the sliding plate (3), and the first groove body (431) is arranged on the side surface of the mounting seat (43).

10. A forming mechanism for the arc U-angle overlapping edge at the top of a refrigerator outer shell according to claim 3, characterized in that, The mounting seat (43) is provided with a third groove body (432), and the pressure plate is clamped with the third groove body (432).

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