Aperture adjusting type extruding machine

Abstract

The utility model provides an aperture adjusting type extruding machine, which relates to the technical field of lead-free soldering tin processing and comprises a base, and an extruding machine body is mounted on one side of the base. According to the utility model, two groups of first extrusion holes and two groups of second extrusion holes are respectively formed in the four equally-divided parts of the adjusting disc, the outer gear ring and the adjusting disc are rotated through the movement of the rack, the positions of the first extrusion holes and the second extrusion holes are adjusted, and the first extrusion holes and the second extrusion holes respectively correspond to the positions of the third extrusion holes; the device can adapt to hole diameter machining with different requirements, direct adjustment is achieved, the complexity of manually disassembling, assembling and replacing an extrusion opening is reduced, and the machining efficiency is improved; and through arrangement of a spring, a brush plate can always abut against one side of the adjusting disc, so that impurities in the first extrusion hole and the second extrusion hole which the adjusting disc passes through when the adjusting disc rotates are cleaned, and the situation that the impurities are mixed in the first extrusion hole and the second extrusion hole, and the quality of the extruded lead-free soldering tin is affected is prevented.

Description

Technical Field

[0001] The utility model relates to the technical field of lead-free solder processing, in particular to an aperture-adjustable extruder. Background Art

[0002] Lead-free solder is solder that does not contain lead. Solder is an important industrial raw material for connecting electronic components in welding circuits. It is a solder with a low melting point, mainly referring to solder made of tin-based alloys. During the processing of lead-free solder, the lead-free solder needs to be extruded into shape through an extruder.

[0003] In the prior art, in the process of processing lead-free solder by an extruder, different diameters need to be processed according to the actual requirements of the lead-free solder. When the existing extruder is used, the extrusion head needs to be disassembled and extrusion heads with different apertures need to be installed on the extruder to perform processing with different apertures. However, in actual use, this method is relatively cumbersome and requires frequent replacement of different extrusion heads, which affects production efficiency. Utility Model Content

[0004] The utility model mainly provides a hole diameter adjustment type extruder which can conveniently improve production efficiency and avoid hole blockage.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: an aperture-adjustable extruder, comprising a base, an extruder body is installed on one side of the base, an extrusion head is arranged at the output end of the extruder body, a third extrusion hole is opened on one side of the extrusion head, a connecting rod is fixedly connected to the middle part of one end of the extrusion head, an adjusting disk is rotatably connected to the outside of the connecting rod, a first extrusion hole and a second extrusion hole are respectively opened on one side of the adjusting disk, an outer gear ring is fixedly connected to the outside of the adjusting disk, a rack is meshed on one side of the outer gear ring, a moving block is fixedly connected to one side of the rack, a guide rod is slidably connected to one side of the moving block, both ends of the guide rod are fixedly connected to fixed blocks, one end of the fixed block is fixedly connected to one side of the base, the threaded rod is driven to rotate by the motor, and the moving block is moved at the same time. The movable block slides on the guide rod, so that the movable block moves along the direction of the guide rod, driving the rack to move, and the outer gear ring is meshed with the rack to rotate the outer gear ring, thereby driving the adjusting disk to rotate. The adjusting disk is divided into four equal parts, and two groups of first extrusion holes and two groups of second extrusion holes are respectively provided on the four parts. The aperture sizes of the first extrusion holes and the second extrusion holes are different. A third extrusion hole corresponding to the positions of the two groups of second extrusion holes is provided on the extrusion head, and the apertures of the second extrusion holes and the third extrusion holes are the same. The outer gear ring drives the adjusting disk to rotate ninety degrees, and the positions of the first extrusion holes and the second extrusion holes can be adjusted, so that the first extrusion holes and the second extrusion holes correspond to the positions of the third extrusion holes, respectively. It can adapt to the aperture processing of different requirements, directly adjust the aperture size, reduce the tediousness of manual disassembly and replacement of the extrusion port, and improve the processing efficiency.

[0006] Preferably, one side of one of the fixed blocks is rotatably connected to a threaded rod, the external thread of the threaded rod is connected to a moving block, one end of the threaded rod passes through another fixed block and is fixedly connected to a motor, one side of the motor is fixedly connected to one side of another fixed block, the threaded rod can be driven to rotate by the operation of the motor, and the threaded rod is threadedly connected to the moving block, thereby driving the moving block to move.

[0007] Preferably, the outside of the extrusion head is fixedly connected to a fixed sleeve plate, both ends of the fixed sleeve plate are fixedly connected to a guide frame, the middle of the guide frame is slidably connected to a sliding plate, one side of the sliding plate is fixedly connected to a guide column, and one end of the guide column passes through one side of the guide frame and is fixedly connected to a brush plate.

[0008] Preferably, a spring is fixedly connected between one side of the sliding plate and one side of the guide frame, and the spring can drive the brush plate to always abut against one side of the adjusting disk.

[0009] Preferably, the middle part of the brush plate is rotatably connected to one end of the connecting rod, and one side of the brush plate overlaps with one side of the adjusting disk. The middle part of the brush plate rotates on one end of the connecting rod. During the rotation of the adjusting disk, the brush plate remains stationary, and impurities inside the first extrusion hole and the second extrusion hole passing through can be cleaned.

[0010] Preferably, a collecting box is fixedly connected to one side of the base, a material guide plate is arranged above the collecting box, one side of the material guide plate is fixedly connected to the other side of the base, and the material guide plate is obliquely arranged on the top of the base, so that the cleaned impurities can be guided to the inside of the collecting box for collection.

[0011] Compared with the prior art, the advantages and positive effects of the utility model are:

[0012] 1. In the utility model, the adjusting disk is equally divided into four parts, and two groups of first extrusion holes and two groups of second extrusion holes are respectively opened in the four parts. The aperture sizes of the first extrusion holes and the second extrusion holes are different. The outer gear ring is rotated by the movement of the rack, thereby driving the adjusting disk to rotate, and the positions of the first extrusion holes and the second extrusion holes are adjusted so that the first extrusion holes and the second extrusion holes correspond to the positions of the third extrusion holes, respectively. It can adapt to the aperture processing of different requirements, directly adjust, reduce the tediousness of manual disassembly and replacement of the extrusion ports, and improve the processing efficiency.

[0013] 2. In the utility model, by setting the spring, the brush plate can always abut against one side of the adjusting disk, thereby cleaning the impurities inside the first extrusion hole and the second extrusion hole passed by the adjusting disk when it rotates, preventing the first extrusion hole and the second extrusion hole from being mixed with impurities and affecting the quality of the extruded lead-free solder. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 A three-dimensional structural schematic diagram of an aperture-adjustable extruder is proposed for the utility model;

[0015] Figure 2 The utility model provides a schematic diagram of the connection structure of an extrusion head of an aperture-adjustable extruder;

[0016] Figure 3 The utility model proposes a kind of aperture adjustment type extruder Figure 2 Schematic diagram of the disassembled structure;

[0017] Figure 4 The utility model provides a schematic diagram of a brush plate connection structure of an aperture-adjustable extruder.

[0018] Legend: 1. Base; 2. Extruder body; 3. Extrusion head; 4. Guide plate; 5. Collecting box; 6. Fixed sleeve; 7. Outer gear ring; 8. First extrusion hole; 9. Adjusting disk; 10. Brush plate; 11. Connecting rod; 12. Fixed block; 13. Threaded rod; 14. Guide rod; 15. Rack; 16. Moving block; 17. Motor; 18. Guide frame; 19. Guide column; 20. Second extrusion hole; 21. Sliding plate; 22. Spring; 23. Third extrusion hole. DETAILED DESCRIPTION

[0019] In order to more clearly understand the above-mentioned purpose, features and advantages of the utility model, the utility model is further described below in conjunction with the accompanying drawings and embodiments. It should be noted that the embodiments of the present application and the features in the embodiments can be combined with each other without conflict.

[0020] In the following description, many specific details are set forth to facilitate a full understanding of the present invention. However, the present invention may also be implemented in other ways than those described herein. Therefore, the present invention is not limited to the specific embodiments of the following disclosure.

[0021] See also Figure 1-Figure 4The utility model provides a technical solution: an aperture adjustment type extruder, comprising a base 1, an extruder body 2 is installed on one side of the base 1, an extrusion head 3 is arranged at the output end of the extruder body 2, a third extrusion hole 23 is opened on one side of the extrusion head 3, a connecting rod 11 is fixedly connected to the middle part of one end of the extrusion head 3, an adjusting disk 9 is rotatably connected to the outside of the connecting rod 11, a first extrusion hole 8 and a second extrusion hole 20 are respectively opened on one side of the adjusting disk 9, an outer gear ring 7 is fixedly connected to the outside of the adjusting disk 9, a rack 15 is meshed on one side of the outer gear ring 7, a moving block 16 is fixedly connected to one side of the rack 15, a guide rod 14 is slidably connected to one side of the moving block 16, both ends of the guide rod 14 are fixedly connected to a fixed block 12, one end of the fixed block 12 is fixedly connected to one side of the base 1, the threaded rod 13 is driven to rotate by the operation of the motor 17, and the moving block 16 slides on the guide rod 14 at the same time, so that The moving block 16 moves along the direction of the guide rod 14, driving the rack 15 to move. The outer gear ring 7 is meshed with the rack 15, so that the outer gear ring 7 rotates, thereby driving the adjusting disk 9 to rotate. The adjusting disk 9 is divided into four equal parts, and two groups of first extrusion holes 8 and two groups of second extrusion holes 20 are respectively provided on the four parts. The aperture sizes of the first extrusion holes 8 and the second extrusion holes 20 are different. A third extrusion hole 23 corresponding to the positions of the two groups of second extrusion holes 20 is provided on the extrusion head 3, and the apertures of the second extrusion holes 20 and the third extrusion holes 23 are the same. When the outer gear ring 7 drives the adjusting disk 9 to rotate ninety degrees, the positions of the first extrusion hole 8 and the second extrusion hole 20 can be adjusted, so that the first extrusion hole 8 and the second extrusion hole 20 correspond to the positions of the third extrusion hole 23, respectively. It can adapt to the aperture processing of different requirements, directly adjust the aperture size, reduce the cumbersomeness of manual disassembly and replacement of the extrusion port, and improve the processing efficiency.

[0022] like Figure 2 and Figure 3 As shown, one side of one of the fixed blocks 12 is rotatably connected to a threaded rod 13, the external thread of the threaded rod 13 is connected to a moving block 16, one end of the threaded rod 13 passes through another fixed block 12 and is fixedly connected to a motor 17, one side of the motor 17 is fixedly connected to one side of the other fixed block 12, the threaded rod 13 can be driven to rotate by the operation of the motor 17, and the threaded rod 13 and the moving block 16 are threadedly connected, thereby driving the moving block 16 to move.

[0023] like Figure 3 and Figure 4 As shown, the outside of the extrusion head 3 is fixedly connected to a fixed sleeve plate 6, both ends of the fixed sleeve plate 6 are fixedly connected to a guide frame 18, the middle of the guide frame 18 is slidably connected to a sliding plate 21, one side of the sliding plate 21 is fixedly connected to a guide column 19, and one end of the guide column 19 passes through one side of the guide frame 18 and is fixedly connected to a brush plate 10.

[0024] like Figure 3 and Figure 4 As shown, a spring 22 is fixedly connected between one side of the sliding plate 21 and one side of the guide frame 18 , and the spring 22 can drive the brush plate 10 to always abut against one side of the adjusting disk 9 .

[0025] like Figure 3 and Figure 4 As shown, the middle part of the brush plate 10 is rotatably connected to one end of the connecting rod 11, and one side of the brush plate 10 overlaps with one side of the adjusting disk 9. The middle part of the brush plate 10 rotates on one end of the connecting rod 11. During the rotation of the adjusting disk 9, the brush plate 10 remains stationary, and impurities inside the first extrusion hole 8 and the second extrusion hole 20 passing through can be cleaned.

[0026] like Figure 1 As shown, a collecting box 5 is fixedly connected to one side of the base 1, a material guide plate 4 is arranged above the collecting box 5, one side of the material guide plate 4 is fixedly connected to the other side of the base 1, and the material guide plate 4 is obliquely arranged on the top of the base 1, so that the cleaned impurities can be guided to the inside of the collecting box 5 for collection.

[0027] The use method and working principle of the device: When the lead-free solder base is formed, the threaded rod 13 is driven to rotate by the motor 17, and the moving block 16 slides on the guide rod 14, so that the moving block 16 moves along the direction of the guide rod 14, driving the rack 15 to move, and the outer gear ring 7 is meshed between the rack 15 and the outer gear ring 7, so that the outer gear ring 7 rotates, thereby driving the adjustment disk 9 to rotate, and the positions of the first extrusion hole 8 and the second extrusion hole 20 can be adjusted, so that the first extrusion hole 8 and the second extrusion hole 20 correspond to the position of the third extrusion hole 23, respectively, which can adapt to the hole diameter processing with different requirements. During the rotation of the adjusting disk 9, the brush plate 10 overlaps one side of the adjusting disk 9, the guide column 19 is slidably connected to the guide frame 18, and the sliding plate 21 is slidably connected to the guide frame 18. Through the setting of the spring 22, the brush plate 10 can always abut against one side of the adjusting disk 9, thereby cleaning the impurities inside the first extrusion hole 8 and the second extrusion hole 20 through which the adjusting disk 9 rotates. The cleaned impurities are guided to the inside of the collection box 5 through the guide plate 4 for collection, so as to prevent the first extrusion hole 8 and the second extrusion hole 20 from being mixed with impurities and affecting the quality of the extruded lead-free solder.

[0028] The above description is only a preferred embodiment of the present invention and does not limit the present invention in other forms. Any technician familiar with the profession may use the technical content disclosed above to change or modify it into an equivalent embodiment with equivalent changes and apply it to other fields. However, any simple modification, equivalent change and modification made to the above embodiment based on the technical essence of the present invention without departing from the content of the technical solution of the present invention still falls within the protection scope of the technical solution of the present invention.

Claims

1. An aperture-adjustable extruder, comprising a base (1), characterized in that: An extruder body (2) is mounted on one side of the base (1); an extrusion head (3) is provided at the output end of the extruder body (2); a third extrusion hole (23) is provided on one side of the extrusion head (3); a connecting rod (11) is fixedly connected to the middle of one end of the extrusion head (3); an adjusting disk (9) is rotatably connected to the outside of the connecting rod (11); a first extrusion hole (8) and a second extrusion hole (20) are respectively provided on one side of the adjusting disk (9); an outer gear ring (7) is fixedly connected to the outside of the adjusting disk (9); a rack (15) is meshed with one side of the outer gear ring (7); a moving block (16) is fixedly connected to one side of the rack (15); a guide rod (14) is slidably connected to one side of the moving block (16); both ends of the guide rod (14) are fixedly connected to fixed blocks (12); one end of the fixed block (12) is fixedly connected to one side of the base (1).

2. The aperture-adjustable extruder according to claim 1, characterized in that: One side of one of the fixed blocks (12) is rotatably connected to a threaded rod (13), the external thread of the threaded rod (13) is connected to a moving block (16), one end of the threaded rod (13) passes through another fixed block (12) and is fixedly connected to a motor (17), and one side of the motor (17) is fixedly connected to one side of the other fixed block (12).

3. The aperture-adjustable extruder according to claim 1, characterized in that: The outside of the extrusion head (3) is fixedly connected to a fixed sleeve (6), both ends of the fixed sleeve (6) are fixedly connected to a guide frame (18), the middle of the guide frame (18) is slidably connected to a sliding plate (21), one side of the sliding plate (21) is fixedly connected to a guide column (19), and one end of the guide column (19) passes through one side of the guide frame (18) and is fixedly connected to a brush plate (10).

4. The aperture-adjustable extruder according to claim 3, characterized in that: A spring (22) is fixedly connected between one side of the sliding plate (21) and one side of the guide frame (18).

5. The aperture-adjustable extruder according to claim 3, characterized in that: The middle part of the brush plate (10) is rotatably connected to one end of the connecting rod (11), and one side of the brush plate (10) is overlapped with one side of the adjusting disk (9).

6. The aperture-adjustable extruder according to claim 1, characterized in that: A collecting box (5) is fixedly connected to one side of the base (1), a material guide plate (4) is arranged above the collecting box (5), and one side of the material guide plate (4) is fixedly connected to the other side of the base (1).

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