Hemming and ribbing machine for inner barrel of washing machine

Abstract

The utility model discloses a hemming and ribbing machine for an inner barrel of a washing machine, which comprises a rack, a ribbing mechanism and a rolling mechanism, the inner supporting mold is used for positioning and fixing an inner barrel of the washing machine, and the inner supporting mold is rotatably mounted on the rack; the pre-hemming assembly is used for pre-hemming the inner barrel of the washing machine; the final hemming assembly is used for performing final hemming on the pre-hemmed washing machine inner barrel, and the pre-hemming assembly and the final hemming assembly are symmetrically arranged on the two sides of the inner supporting mold; the lower transverse rib pre-pressing assembly is used for pre-pressing the lower part of the inner barrel of the washing machine to form a lower transverse rib; the lower transverse bar final pressing assembly is used for performing final pressing on the pre-pressed lower transverse bar so that the lower transverse bar can be formed, and the lower transverse bar pre-pressing assembly and the lower transverse bar final pressing assembly are symmetrically arranged on the two sides of the lower portion of the inner supporting die; the upper transverse rib pressing assembly is used for pressing out an upper transverse rib on the upper portion of the washing machine inner barrel, and the upper transverse rib pressing assembly is arranged on the upper portion of the inner supporting mold. According to the equipment, hemming and ribbing of the inner barrel of the washing machine can be achieved at the same time, the equipment cost is greatly reduced, and the production efficiency is greatly improved.

Description

Technical Field

[0001] This utility model relates to the field of washing machine production equipment technology, and in particular to a rolling and pressing machine for the inner drum of a washing machine. Background Technology

[0002] Washing machines are cleaning appliances that use electrical energy to generate mechanical action to wash clothes. They are divided into two categories according to their rated washing capacity: household and commercial.

[0003] The inner drum of a washing machine is one of its most important components. Currently, the production process requires edge rolling and rib pressing of the inner drum. Most manufacturers currently use two separate machines to complete this process, which not only results in high equipment costs but also low production efficiency. Therefore, a solution is urgently needed. Utility Model Content

[0004] The purpose of this utility model is to provide a crimping and ribbing machine for the inner drum of a washing machine, in order to solve the problems mentioned in the background art.

[0005] The objective of this utility model is achieved through the following technical solution:

[0006] A machine for curling and ribbing the inner drum of a washing machine, comprising:

[0007] The frame serves a supporting function;

[0008] An inner support mold is used to position and fix the inner drum of the washing machine. The inner support mold is rotatably mounted on the frame.

[0009] Pre-rolling assembly for pre-rolling the inner drum of a washing machine;

[0010] The final edge rolling assembly is used to perform final edge rolling on the pre-rolled inner drum of the washing machine. The pre-rolled edge rolling assembly and the final edge rolling assembly are symmetrically arranged on both sides of the inner support mold.

[0011] The lower horizontal rib pre-compression assembly is used to pre-compress the lower part of the inner drum of the washing machine to form the lower horizontal rib;

[0012] The lower horizontal rib final pressing assembly is used to final press the pre-pressed lower horizontal rib to form the lower horizontal rib. The lower horizontal rib pre-pressing assembly and the lower horizontal rib final pressing assembly are symmetrically arranged on both sides of the lower part of the inner support mold.

[0013] The upper horizontal rib forming assembly is used to press out the upper horizontal ribs on the upper part of the inner drum of the washing machine. The upper horizontal rib forming assembly is set on the upper part of the inner support mold.

[0014] As a preferred embodiment of this utility model, it also includes a material support assembly, which is used to support the inner drum of the washing machine.

[0015] In a preferred embodiment of this utility model, the material support assembly includes a material support motor. The output end of the material support motor is drivenly connected to a first commutator and a second commutator. The output end of the first commutator is drivenly connected to a first elevator and a second elevator. The output end of the second commutator is drivenly connected to a third elevator and a fourth elevator. The movable ends of the first elevator, the second elevator, the third elevator, and the fourth elevator are all equipped with material support seats, and material support plates are rotatably mounted on the material support seats.

[0016] As a preferred embodiment of this utility model, the pre-rolling component and the final rolling component have the same structure and specifically include a rolling seat. A rolling moving seat is provided on the rolling seat that can move horizontally. The rolling moving seat can move towards / away from the inner support mold. A rolling lifting seat is provided on the rolling moving seat that can move up and down. A rolling wheel is rotatably mounted on the rolling lifting seat.

[0017] As a preferred embodiment of this utility model, the lower horizontal rib preloading assembly includes a preloading seat, on which a first preloading moving seat and a second preloading moving seat are horizontally movable. Both the first and second preloading moving seats can move toward / away from the inner support mold. A preloading wheel is rotatably mounted on the first preloading moving seat, and a preloading auxiliary wheel is rotatably mounted on the second preloading moving seat.

[0018] In a preferred embodiment of this utility model, the lower horizontal rib final pressing assembly includes a final pressing seat, a first final pressing moving seat that can move horizontally on the final pressing seat, a final pressing lifting seat that can move vertically on the final pressing seat, and a second final pressing moving seat that can move horizontally on the final pressing lifting seat. Both the first and second final pressing moving seats can move toward / away from the inner support mold. A final pressing wheel is rotatably mounted on the first final pressing moving seat, and a final pressing auxiliary wheel is rotatably mounted on the second final pressing moving seat.

[0019] As a preferred embodiment of the present invention, the upper horizontal rib forming assembly includes a forming base, a forming lifting base that can move up and down on the forming base, a forming moving base that can move horizontally on the forming lifting base, the forming moving base that can move towards / away from the inner support mold, and a forming wheel that can be rotatably mounted on the forming moving base.

[0020] As a preferred embodiment of this utility model, the inner support mold includes an inner support plate, an inner support rod, and a multiplier cylinder. The output end of the multiplier cylinder is connected to the inner support rod. A driving block is connected to the inner support rod. A first inclined wedge surface is provided on the driving block. A driven block is connected to the inner support plate. A second inclined wedge surface that cooperates with the first inclined wedge surface is provided on the driven block.

[0021] In a preferred embodiment of this utility model, a rotating cylinder is rotatably connected to the outside of the inner support rod, the inner support plate is fixed on the rotating cylinder, a driven sprocket is installed on the rotating cylinder, a geared motor is installed on the frame, a driving sprocket is installed at the output end of the geared motor, and the driving sprocket is connected to the driven sprocket via a chain.

[0022] The beneficial effects of this utility model are that, compared with the prior art, this equipment can simultaneously achieve edge rolling and rib pressing of the inner drum of the washing machine. It has a simple structure, which not only greatly reduces equipment costs but also significantly shortens production time and improves production efficiency. Attached Figure Description

[0023] Figure 1 This is a structural schematic diagram of a washing machine inner drum edge rolling and ribbing machine according to the present invention;

[0024] Figure 2 This is a schematic diagram of the pre-rolled edge assembly;

[0025] Figure 3 This is a structural schematic diagram of the lower horizontal rib preload assembly;

[0026] Figure 4 This is a structural schematic diagram of the lower horizontal rib final compression assembly;

[0027] Figure 5 This is a structural schematic diagram of the upper horizontal rib forming component;

[0028] Figure 6 This is a schematic diagram of the material support assembly.

[0029] Figure 7 This is a schematic diagram of the internal support mold.

[0030] In the picture:

[0031] 1. Frame; 2. Pre-rolling assembly; 3. Final rolling assembly; 4. Lower horizontal rib pre-pressing assembly; 5. Lower horizontal rib final pressing assembly; 6. Upper horizontal rib forming assembly; 7. Material support assembly; 8. Inner support mold; 9. Drive sprocket; 10. Rolling seat; 11. Rolling moving seat; 12. Rolling lifting seat; 13. Rolling wheel; 14. Rolling servo motor; 15. Rolling electric cylinder; 16. Pre-pressing seat; 17. First pre-pressing moving seat; 18. Second pre-pressing moving seat; 19. Pre-pressing wheel; 20. Pre-pressing auxiliary wheel; 21. First pre-pressing electric cylinder; 22. Second pre-pressing electric cylinder; 23. Final pressing seat; 24. First final pressing moving seat; 25. Final pressing lifting seat. 26. Second final pressing moving seat; 27. Final pressing roller; 28. Final pressing auxiliary roller; 29. ​​First final pressing electric cylinder; 30. Second final pressing electric cylinder; 31. Final pressing servo motor; 32. Pressing seat; 33. Pressing lifting seat; 34. Pressing moving seat; 35. Pressing roller; 36. Pressing electric cylinder; 37. Material support motor; 38. First commutator; 39. Second commutator; 40. First elevator; 41. Second elevator; 42. Material support seat; 43. Material support plate; 44. Inner support rod; 45. Inner support plate; 46. Power multiplier cylinder; 47. Driven block; 48. Drive block; 49. Driven sprocket; 50. Pressing servo motor. Detailed Implementation

[0032] The embodiments of this utility model are described in detail below. Examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals denote the same or similar parts or parts having the same or similar functions throughout. The embodiments described below with reference to the accompanying drawings are exemplary and intended to explain this utility model, and should not be construed as limiting this utility model.

[0033] In the description of this utility model, unless otherwise explicitly specified and limited, the terms "connected," "linked," and "fixed" should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, a mechanical connection, an electrical connection, or an indirect connection through an intermediate medium. They can also refer to the internal communication of two components or the interaction between two components. Those skilled in the art can understand the specific meaning of the above terms in this utility model according to the specific circumstances.

[0034] In the description of this utility model, unless otherwise explicitly specified and limited, "above" or "below" the second feature can include direct contact between the first and second features, or contact between the first and second features through another feature between them. Furthermore, "above," "over," and "on top" of the second feature includes the first feature directly above or diagonally above the second feature, or simply indicates that the first feature is at a higher horizontal level than the second feature. "Below," "below," and "under" the second feature includes the first feature directly below or diagonally below the second feature, or simply indicates that the first feature is at a lower horizontal level than the second feature. The technical solution of this utility model will be further described below with reference to the accompanying drawings and specific embodiments.

[0035] Please refer to Figures 1 to 7 As shown, Figure 1 This is a structural schematic diagram of a washing machine inner drum edge rolling and ribbing machine according to the present invention; Figure 2 This is a schematic diagram of the pre-rolled edge assembly; Figure 3 This is a structural schematic diagram of the lower horizontal rib preload assembly; Figure 4 This is a structural schematic diagram of the lower horizontal rib final compression assembly; Figure 5 This is a structural schematic diagram of the upper horizontal rib forming component; Figure 6 This is a schematic diagram of the material support assembly. Figure 7 This is a schematic diagram of the internal support mold.

[0036] In this embodiment, a crimping and ribbing machine for a washing machine inner drum includes:

[0037] Frame 1 serves a supporting function;

[0038] The inner support mold 8 is used to position and fix the inner drum of the washing machine. The inner support mold 8 is rotatably mounted on the frame 1.

[0039] Pre-rolling assembly 2 is used to pre-roll the inner drum of the washing machine;

[0040] The final edge-rolling assembly 3 is used to perform final edge-rolling on the pre-rolled inner drum of the washing machine. The pre-rolling edge-rolling assembly 2 and the final edge-rolling assembly 3 are symmetrically arranged on both sides of the inner support mold 8.

[0041] The lower horizontal rib pre-compression assembly 4 is used to pre-compress the lower part of the inner drum of the washing machine to form the lower horizontal rib;

[0042] The lower horizontal rib final pressing assembly 5 is used to final press the pre-pressed lower horizontal rib to form the lower horizontal rib. The lower horizontal rib pre-pressing assembly 4 and the lower horizontal rib final pressing assembly 5 are symmetrically arranged on both sides of the lower part of the inner support mold 8.

[0043] The upper horizontal rib forming component 6 is used to press out the upper horizontal ribs on the upper part of the inner drum of the washing machine. The upper horizontal rib forming component 6 is disposed on the upper part of the inner support mold 8.

[0044] Material support assembly 7, which is used to support the inner drum of the washing machine.

[0045] Specifically, in this embodiment, the material support assembly 7 includes a material support motor 37. The output end of the material support motor 37 is connected to the first commutator 38 and the second commutator 39. The output end of the first commutator 38 is connected to the first elevator 40 and the second elevator 41. The output end of the second commutator 39 is connected to the third elevator and the fourth elevator. The movable ends of the first elevator 40, the second elevator 41, the third elevator, and the fourth elevator are all equipped with material support seats 42. Material support plates 43 are rotatably mounted on the material support seats 42.

[0046] Specifically, in this embodiment, the pre-rolling component 2 and the final rolling component 3 have the same structure and specifically include a rolling seat 10. The rolling seat 10 is fixedly mounted with a rolling servo motor 14. The output end of the rolling servo motor 14 is driven by a rolling screw. A rolling transmission block is threaded onto the rolling screw. A rolling moving seat 11 is fixedly mounted on the rolling transmission block. The rolling moving seat 11 can move towards / away from the inner support mold 8. A rolling lifting seat 12 is provided on the rolling moving seat 11 that can move up and down. The rolling lifting seat 12 is driven by a rolling electric cylinder 15 to achieve lifting and lowering. A rolling wheel 13 is rotatably mounted on the rolling lifting seat 12.

[0047] Specifically, in this embodiment, the lower horizontal rib pre-compression assembly 4 includes a pre-compression seat 16. The pre-compression seat 16 is horizontally movably provided with a first pre-compression moving seat 17 and a second pre-compression moving seat 18. The first pre-compression moving seat 17 is driven by a first pre-compression electric cylinder 21 to achieve horizontal movement, and the second pre-compression moving seat 18 is driven by a second pre-compression electric cylinder 22 to achieve horizontal movement. Both the first pre-compression moving seat 17 and the second pre-compression moving seat 18 can move towards / away from the inner support mold 8. A pre-compression wheel 19 is rotatably mounted on the first pre-compression moving seat 17, and a pre-compression auxiliary wheel 20 is rotatably mounted on the second pre-compression moving seat 18.

[0048] Specifically, in this embodiment, the lower horizontal rib final pressing assembly 5 includes a final pressing seat 23. A first final pressing moving seat 24 is horizontally movable on the final pressing seat 23. The first final pressing moving seat 24 is driven by a first final pressing electric cylinder 29 to achieve horizontal movement. A final pressing servo motor 31 is fixedly installed on the final pressing seat 23. A final pressing lead screw is driven to the output end of the final pressing servo motor 31. A final pressing transmission block is threaded onto the final pressing lead screw. A final pressing lifting seat 25 is fixedly connected to the final pressing transmission block. A second final pressing moving seat 26 is horizontally movable on the final pressing lifting seat 25. The second final pressing moving seat 26 is driven by a second final pressing electric cylinder 30 to achieve horizontal movement. Both the first final pressing moving seat 24 and the second final pressing moving seat 26 can move towards / away from the inner support mold 8. A final pressing wheel 27 is rotatably installed on the first final pressing moving seat 24, and a final pressing auxiliary wheel 28 is rotatably installed on the second final pressing moving seat 26.

[0049] Specifically, in this embodiment, the upper horizontal rib forming assembly 6 includes a forming seat 32, on which a forming servo motor 50 is fixedly installed. The output end of the forming servo motor 50 is connected to a forming screw, and a forming block is threaded onto the forming screw. A forming lifting seat 33 is fixed onto the forming block. A forming moving seat 34 is horizontally movable on the forming lifting seat 33. The forming moving seat 34 is driven by a forming electric cylinder 36 so that the forming moving seat 34 can move towards / away from the inner support mold 8, and a forming wheel 35 is rotatably installed on the forming moving seat 34.

[0050] Specifically, in this embodiment, the inner support mold 8 includes an inner support plate 45, an inner support rod 44, and a force-multiplying cylinder 46. The output end of the force-multiplying cylinder 46 is connected to the inner support rod 44. A driving block 48 is connected to the inner support rod 44. A first inclined wedge surface is provided on the driving block 48. A driven block 47 is connected to the inner support plate 45. A second inclined wedge surface that cooperates with the first inclined wedge surface is provided on the driven block 47.

[0051] Specifically, in this embodiment, a rotating cylinder is rotatably connected to the outside of the inner support rod 44, the inner support plate 45 is fixed on the rotating cylinder, a driven sprocket 49 is installed on the rotating cylinder, a reduction motor is installed on the frame 1, and a driving sprocket 9 is installed at the output end of the reduction motor. The driving sprocket 9 is connected to the driven sprocket 49 via a chain.

[0052] During operation, the robotic arm places the workpiece on the support plate 43. The support motor 37 starts, driving the support plate 43 to descend, which in turn lowers the workpiece into position. At this time, the multiplier cylinder 46 pulls down to open the inner support plate 45, thereby fixing the workpiece. Then, the reduction motor starts, driving the drum to rotate, which in turn drives the workpiece to rotate. Next, the forming servo motor 50 drives the forming lifting seat 33 to move to the designated height. The forming electric cylinder 36 drives the forming moving seat 34 to approach the workpiece. The forming roller 35 presses the upper part of the workpiece with ribs. Then, the upper pre-rolling edge assembly 2 and the lower horizontal rib pre-pressing assembly 4 work together to pre-roll the workpiece and pre-press the lower horizontal ribs, respectively. Then, the upper final rolling edge assembly 3 and the lower horizontal rib final pressing assembly 5 perform final rolling edge and final pressing of the lower horizontal ribs, respectively. After the entire operation is completed, the drum stops rotating, the inner support mold 8 retracts, the support assembly 7 drives the workpiece to rise, and the robotic arm removes the workpiece.

[0053] This equipment can simultaneously roll and press the inner drum of a washing machine. Its simple structure not only greatly reduces equipment costs but also significantly shortens production time and improves production efficiency.

[0054] The above embodiments merely illustrate the basic principles and characteristics of this utility model. This utility model is not limited to the above embodiments. Various changes and modifications can be made to this utility model without departing from its spirit and scope, and all such changes and modifications fall within the scope of the claims. The scope of protection of this utility model is defined by the appended claims.

Claims

1. A machine for curling and ribbing the inner drum of a washing machine, characterized in that: include: The frame serves a supporting function; An inner support mold is used to position and fix the inner drum of the washing machine. The inner support mold is rotatably mounted on the frame. Pre-rolling assembly for pre-rolling the inner drum of a washing machine; The final edge rolling assembly is used to perform final edge rolling on the pre-rolled inner drum of the washing machine. The pre-rolled edge rolling assembly and the final edge rolling assembly are symmetrically arranged on both sides of the inner support mold. The lower horizontal rib pre-compression assembly is used to pre-compress the lower part of the inner drum of the washing machine to form the lower horizontal rib; The lower horizontal rib final pressing assembly is used to final press the pre-pressed lower horizontal rib to form the lower horizontal rib. The lower horizontal rib pre-pressing assembly and the lower horizontal rib final pressing assembly are symmetrically arranged on both sides of the lower part of the inner support mold. The upper horizontal rib forming assembly is used to press out the upper horizontal ribs on the upper part of the inner drum of the washing machine. The upper horizontal rib forming assembly is set on the upper part of the inner support mold.

2. The edge-rolling and ribbing machine for a washing machine inner drum according to claim 1, characterized in that: It also includes a material support assembly for supporting the inner drum of the washing machine.

3. The edge-rolling and rib-pressing machine for a washing machine inner drum according to claim 2, characterized in that: The material support assembly includes a material support motor. The output end of the material support motor is drivenly connected to a first commutator and a second commutator. The output end of the first commutator is drivenly connected to a first elevator and a second elevator. The output end of the second commutator is drivenly connected to a third elevator and a fourth elevator. The movable ends of the first elevator, the second elevator, the third elevator, and the fourth elevator are all equipped with material support seats. Material support plates are rotatably mounted on the material support seats.

4. The edge-rolling and ribbing machine for a washing machine inner drum according to claim 1, characterized in that: The pre-rolling assembly and the final rolling assembly have the same structure and specifically include a rolling seat. The rolling seat is provided with a rolling moving seat that can move horizontally. The rolling moving seat can move towards / away from the inner support mold. The rolling moving seat is provided with a rolling lifting seat that can move up and down. The rolling lifting seat is rotatably mounted with a rolling wheel.

5. A machine for curling and pressing the inner drum of a washing machine according to claim 1, characterized in that: The lower horizontal rib preloading assembly includes a preloading seat, on which a first preloading movable seat and a second preloading movable seat are horizontally movable. Both the first and second preloading movable seats can move toward / away from the inner support mold. A preloading wheel is rotatably mounted on the first preloading movable seat, and a preloading auxiliary wheel is rotatably mounted on the second preloading movable seat.

6. The edge-rolling and ribbing machine for a washing machine inner drum according to claim 1, characterized in that: The lower horizontal rib final pressing assembly includes a final pressing seat, on which a first final pressing moving seat is horizontally movable, and on which a final pressing lifting seat is vertically movable, and on which a second final pressing moving seat is horizontally movable. Both the first and second final pressing moving seats can move toward / away from the inner support mold. A final pressing wheel is rotatably mounted on the first final pressing moving seat, and a final pressing auxiliary wheel is rotatably mounted on the second final pressing moving seat.

7. A machine for curling and pressing the inner drum of a washing machine according to claim 1, characterized in that: The upper horizontal rib forming assembly includes a forming base, a forming lifting base that can move up and down on the forming base, a forming moving base that can move horizontally on the forming lifting base, a forming moving base that can move towards / away from the inner support mold, and a forming wheel that can be rotatably mounted on the forming moving base.

8. A machine for curling and pressing the inner drum of a washing machine according to claim 1, characterized in that: The inner support mold includes an inner support plate, an inner support rod, and a multiplier cylinder. The output end of the multiplier cylinder is connected to the inner support rod. A drive block is connected to the inner support rod. A first inclined wedge surface is provided on the drive block. A driven block is connected to the inner support plate. A second inclined wedge surface that cooperates with the first inclined wedge surface is provided on the driven block.

9. A machine for curling and pressing the inner drum of a washing machine according to claim 8, characterized in that: The inner support rod is rotatably connected to a rotating cylinder. The inner support plate is fixed to the rotating cylinder. A driven sprocket is installed on the rotating cylinder. A geared motor is installed on the frame. A driving sprocket is installed at the output end of the geared motor. The driving sprocket is connected to the driven sprocket via a chain.

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