Aluminum alloy die casting threaded hole cleaning device

Abstract

The utility model provides an aluminum alloy die casting threaded hole cleaning device, and relates to the technical field of die casting threaded hole cleaning, the aluminum alloy die casting threaded hole cleaning device comprises a placing plate used for placing an aluminum alloy die casting and a cleaning assembly used for cleaning a threaded hole, a fixing frame is fixedly arranged on the top of the placing plate, and a telescopic piece is fixedly arranged on the top of the fixing frame; the output end of the telescopic piece penetrates through the top of the fixing frame, the top of the cleaning assembly is fixedly connected with the output end of the telescopic piece through a clamping assembly, and according to the size of the hole diameter, a first twisting column is rotated to drive a rotating column to rotate; according to the device, the rotating column is arranged on the base, so that the two moving plates in threaded connection with the rotating column are driven to be relatively far away, the two moving plates are relatively far away, the two brushes are relatively far away through the sliding block and the connecting plate, the two brushes are attached to the inner wall of the threaded hole, and the distance between the two brushes can be conveniently adjusted according to the inner diameter of the threaded hole through the structure.

Description

Technical Field

[0001] The utility model relates to the technical field of cleaning threaded holes of die castings, in particular to a cleaning device for threaded holes of aluminum alloy die castings. Background Art

[0002] Pressure casting is widely used in the production of light metal alloy parts such as aluminum, magnesium, etc. It is mainly composed of a movable mold, a fixed mold, an injection chamber, an injection piston and a cavity. Among them, the movable mold and the fixed mold form a cavity, the injection chamber is connected to the cavity, and the injection piston is arranged in the injection chamber.

[0003] There are various threaded hole cleaning devices in the prior art, for example, a threaded hole cleaning device for aluminum alloy die-castings with authorization publication number CN220073217U comprises a connecting plate, a top surface of the connecting plate is provided with a slide groove, and a motor is fixed to the bottom surface; in the utility model, a threaded hole cleaning device for aluminum alloy die-castings, through the coordinated use of the second guide groove, the fixed plate, the first return spring, the first mounting plate, the fixed rod and the positioning rod, can facilitate the simultaneous adjustment of the positions of the two fixed rods, which is beneficial for the staff to disassemble the connecting column, not only facilitates the cleaning of aluminum chips on the brush, but also allows the replacement of mounting rods, connecting plates and brushes of different sizes, so that the brush is convenient for cleaning the inner wall of internal threaded holes or die-casting cavities of different diameters, and at the same time, the pushing plate, the first limiting groove, the second mounting plate and the latch are used in coordination, which can facilitate the limiting of the pushing plate, increase the stability of the brush during work, and prevent it from slipping.

[0004] However, when cleaning internal threaded holes of different diameters, the above structure needs to disassemble the connecting column, so that the mounting rods, connecting plates and brushes of different sizes can be replaced to clean the internal threaded holes of different diameters. This method not only requires the preparation of mounting rods, connecting plates and brushes of various sizes, but also requires the disassembly and then installation of the connecting column when replacing them. This operation method is relatively inconvenient.

[0005] Therefore, it is necessary to provide a new aluminum alloy die casting threaded hole cleaning device to solve the above-mentioned technical problems. Utility Model Content

[0006] In order to solve the above technical problems, the utility model provides a threaded hole cleaning device for aluminum alloy die castings.

[0007] The utility model provides a threaded hole cleaning device for aluminum alloy die castings, comprising a placement plate for placing aluminum alloy die castings and a cleaning assembly for cleaning threaded holes, wherein a fixing frame is fixedly provided on the top of the placement plate, a telescopic member is fixedly provided on the top of the fixing frame, an output end of the telescopic member passes through the top of the fixing frame, and the top of the cleaning assembly is fixedly connected to the output end of the telescopic member through a clamping assembly;

[0008] The cleaning component includes a motor, a mounting shell and a rotating column, the top of the motor is fixedly connected to the bottom of the clamping component, the output end of the motor is fixedly connected to the top of the mounting shell, the rotating column is located inside the mounting shell, two ends of the rotating column are respectively rotatably connected to the two ends of the inner wall of the mounting shell, a first torsion column is provided on one side of the mounting shell, one end of the first torsion column passes through one side of the mounting shell and is fixedly connected to one end of the rotating column, threads in opposite directions are respectively provided on the two ends of the surface of the rotating column, movable plates are respectively threadedly sleeved on the two ends of the surface of the rotating column, grooves are respectively provided on the sides of the two movable plates away from each other, sliders are respectively slidably provided in the two grooves, connecting plates are respectively fixed on the sides of the two sliders away from the grooves, and brushes are respectively fixed on the sides of the two connecting plates away from the sliders.

[0009] Preferably, a guide slide bar is provided between the two movable plates, and two ends of the guide slide bar movably penetrate opposite sides of the two movable plates and are fixedly connected to two ends of the inner wall of the mounting shell respectively.

[0010] Preferably, the locking assembly includes a fixing plate, a mounting groove is provided on the top of the fixing plate, a double-threaded screw is provided in the mounting groove, two ends of the double-threaded screw are rotatably connected to two ends of the inner wall of the mounting groove respectively, a second torsion column is provided on one side of the fixing plate, one end of the second torsion column passes through one side of the mounting groove and is fixedly connected to the double-threaded screw, moving blocks are threadedly sleeved on both ends of the surface of the double-threaded screw, clamping blocks are respectively provided on opposite sides of the two moving blocks, a fixing block is provided at the bottom end of the telescopic member, clamping grooves are respectively provided on both sides of the fixing block, and the two clamping blocks are respectively located in the two clamping grooves.

[0011] Preferably, limiting grooves are respectively provided on both sides of the inner wall of the installation groove, and limiting blocks matching the limiting grooves are respectively provided on both sides of the moving block, the limiting blocks are located in the limiting grooves, and the limiting blocks are slidably connected to the inner wall of the limiting groove.

[0012] Preferably, the telescopic member is a hydraulic cylinder, one side of the hydraulic cylinder is fixedly connected to the top of the fixing frame, and the output end of the hydraulic cylinder movably passes through the top of the fixing frame and is fixedly connected to the top of the fixing block.

[0013] Preferably, the groove is arranged in a trapezoidal shape, and the sliding block is arranged in a trapezoidal shape.

[0014] Preferably, support seats are respectively provided at the four corners of the bottom of the placement plate.

[0015] Compared with the related art, the threaded hole cleaning device for aluminum alloy die casting provided by the utility model has the following beneficial effects:

[0016] According to the size of the hole diameter, the rotating column is driven to rotate by rotating the first torsion column, and the two movable plates threadedly connected to the rotating column are driven to move relatively apart by two threads arranged in opposite directions on the surface of the rotating column. The two movable plates are relatively apart and the two brushes are relatively apart through the slider and the connecting plate, so that the two brushes are fitted against the inner wall of the threaded hole. The above structure can conveniently adjust the distance between the two brushes according to the inner diameter of the threaded hole. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the overall structure of a threaded hole cleaning device for aluminum alloy die castings provided by the utility model;

[0018] Figure 2 A schematic diagram of the disassembled structure of a threaded hole cleaning device for an aluminum alloy die casting provided by the utility model;

[0019] Figure 3 for Figure 1 The overall structural schematic diagram of the cleaning component shown;

[0020] Figure 4 for Figure 3 A schematic diagram of the enlarged structure of shown;

[0021] Figure 5 for Figure 3 A schematic cross-sectional view of the cleaning assembly shown;

[0022] Figure 6 for Figure 3 The schematic diagram of the disassembled structure of the cleaning component shown;

[0023] Figure 7 for Figure 1 Schematic diagram of the disassembled structure of the snap-fit ​​assembly shown.

[0024] Numbers in the figure: 1. placement plate; 2. motor; 3. mounting shell; 4. rotating column; 5. first torsion column; 6. moving plate; 7. slider; 8. connecting plate; 9. brush; 10. guide slide rod; 11. fixed plate; 12. mounting groove; 13. double-threaded screw; 14. second torsion column; 15. moving block; 16. clamping block; 17. fixed block; 18. clamping groove; 19. limit block; 20. hydraulic cylinder; 21. support seat; 22. fixed frame. DETAILED DESCRIPTION

[0025] The utility model is further described below in conjunction with the accompanying drawings and implementation modes.

[0026] Please refer to Figure 1-Figure 7 ,in, Figure 1 This is a schematic diagram of the overall structure of a threaded hole cleaning device for aluminum alloy die castings provided by the utility model; Figure 2 A schematic diagram of the disassembled structure of a threaded hole cleaning device for an aluminum alloy die casting provided by the utility model; Figure 3 for Figure 1 The overall structural schematic diagram of the cleaning component shown; Figure 4 for Figure 3 A schematic diagram of the enlarged structure of shown; Figure 5 for Figure 3 A schematic cross-sectional view of the cleaning assembly shown; Figure 6 for Figure 3 The schematic diagram of the disassembled structure of the cleaning component shown; Figure 7 for Figure 1 Schematic diagram of the disassembled structure of the snap-fit ​​assembly shown.

[0027] In the specific implementation process, Figure 1-Figure 7 As shown, a threaded hole cleaning device for aluminum alloy die castings includes a placement plate 1 for placing aluminum alloy die castings and a cleaning component for cleaning the threaded holes, a fixing frame 22 is fixedly provided on the top of the placement plate 1, a telescopic member is fixedly provided on the top of the fixing frame 22, an output end of the telescopic member passes through the top of the fixing frame 22, and the top of the cleaning component is fixedly connected to the output end of the telescopic member through a clamping component;

[0028] The cleaning component includes a motor 2, a mounting shell 3 and a rotating column 4. The top of the motor 2 is fixedly connected to the bottom of the clamping component, the output end of the motor 2 is fixedly connected to the top of the mounting shell 3, the rotating column 4 is located inside the mounting shell 3, and both ends of the rotating column 4 are rotatably connected to the two ends of the inner wall of the mounting shell 3 respectively. A first torsion column 5 is provided on one side of the mounting shell 3, one end of the first torsion column 5 passes through one side of the mounting shell 3 and is fixedly connected to one end of the rotating column 4, threads in opposite directions are respectively provided on the two ends of the surface of the rotating column 4, and moving plates 6 are respectively threadedly sleeved on the two ends of the surface of the rotating column 4, grooves are respectively provided on the sides of the two moving plates 6 away from each other, sliders 7 are respectively slidably provided in the two grooves, and the two sliders 7 are respectively away from the grooves on the sides. A connecting plate 8 is fixedly provided, and brushes 9 are respectively fixedly provided on one side of the two connecting plates 8 away from the slider 7. The rotating column 4 is driven to rotate by rotating the first torsion column 5, and the two movable plates 6 threadedly connected to the rotating column 4 are driven to move relatively away from each other through the two threads arranged in opposite directions on the surface of the rotating column 4. The two movable plates 6 are relatively away from each other and the two brushes 9 are relatively away from each other through the slider 7 and the connecting plate 8, so that the two brushes 9 are fitted against the inner wall of the threaded hole, so that the threaded holes with different apertures can be cleaned, and the slider 7 is slidably connected to the groove. When the brush 9 is worn out due to long-term use, the brush 9 can be removed by sliding the slider 7 out of the groove, and the brush 9 can be replaced.

[0029] A guide slide bar 10 is provided between the two movable plates 6, and both ends of the guide slide bar 10 are respectively movable through the opposite sides of the two movable plates 6 and are respectively fixedly connected to the two ends of the inner wall of the mounting shell 3, so as to limit the movable plate 6 and prevent the movable plate 6 from rotating with the rotating column 4;

[0030] The clamping assembly includes a fixing plate 11, a mounting groove 12 is provided on the top of the fixing plate 11, a double-threaded screw 13 is provided in the mounting groove 12, two ends of the double-threaded screw 13 are rotatably connected to the two ends of the inner wall of the mounting groove 12 respectively, a second torsion column 14 is provided on one side of the fixing plate 11, one end of the second torsion column 14 passes through one side of the mounting groove 12 and is fixedly connected to the double-threaded screw 13, two ends of the surface of the double-threaded screw 13 are respectively threadedly sleeved with moving blocks 15, and the opposite sides of the two moving blocks 15 are respectively provided with clamping blocks 16, a fixing block 17 is provided at the bottom end of the telescopic member, and clamping grooves 18 are respectively provided on both sides of the fixing block 17, and the two clamping blocks 16 are respectively located in the two clamping grooves 18, which are used to facilitate the installation of the motor 2, and the double-threaded screw 13 is a screw with two threads in opposite directions on the surface;

[0031] Limiting grooves are respectively arranged on both sides of the inner wall of the installation groove 12, and limiting blocks 19 matching the limiting grooves are respectively arranged on both sides of the moving block 15. The limiting blocks 19 are located in the limiting grooves, and the limiting blocks 19 are slidably connected to the inner wall of the limiting grooves, so as to limit the moving block 15 and prevent the moving block 15 from rotating with the double-threaded screw rod 13;

[0032] The telescopic member is a hydraulic cylinder 20, one side of which is fixedly connected to the top of the fixing frame 22, and the output end of the hydraulic cylinder 20 movably passes through the top of the fixing frame 22 and is fixedly connected to the top of the fixing block 17, and the brush 9 is moved into the threaded hole by starting the hydraulic cylinder 20;

[0033] The groove is arranged in a trapezoidal shape, and the slider 7 is arranged in a trapezoidal shape. The slider 7 is located in the groove and a certain friction exists between the surface of the slider 7 and the inner wall of the groove, thereby fixing the slider 7 in the groove.

[0034] Support seats 21 are respectively provided at the four corners of the bottom of the placement plate 1 to support the placement plate 1 and improve the stability of the support plate.

[0035] The working principle provided by the utility model is as follows: when in use, the aluminum alloy die-casting with the threaded hole is placed on the top of the placement plate 1, and then the brush 9 is lowered by starting the hydraulic cylinder 20 to enter the threaded hole, and then according to the size of the aperture, the rotating column 4 is driven to rotate by rotating the first torsion column 5, and the two moving plates 6 threadedly connected to the rotating column 4 are driven to move away from each other through the two threads arranged in opposite directions on the surface of the rotating column 4. The two moving plates 6 are relatively away from each other and the two brushes 9 are relatively away from each other through the slider 7 and the connecting plate 8, so that the two brushes 9 are fitted with the inner wall of the threaded hole, and then the motor 2 is started to drive the mounting shell 3 to rotate, and the mounting shell 3 drives the two brushes 9 to rotate around the axis where the output end of the motor 2 is located through the two moving plates 6, so that the brushes 9 clean the inner wall of the threaded hole.

[0036] The circuits and controls involved in the present invention are all prior art and will not be described in detail here.

[0037] The above description is only an embodiment of the present invention, and does not limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made by using the contents of the specification and drawings of the present invention, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. A threaded hole cleaning device for aluminum alloy die castings, characterized in that: It comprises a placement plate (1) for placing an aluminum alloy die-casting and a cleaning component for cleaning a threaded hole, wherein a fixing frame (22) is fixedly provided on the top of the placement plate (1), a telescopic member is fixedly provided on the top of the fixing frame (22), an output end of the telescopic member passes through the top of the fixing frame (22), and the top of the cleaning component is fixedly connected to the output end of the telescopic member via a snap-fit ​​component; The cleaning component comprises a motor (2), a mounting shell (3) and a rotating column (4); the top of the motor (2) is fixedly connected to the bottom of the clamping component; the output end of the motor (2) is fixedly connected to the top of the mounting shell (3); the rotating column (4) is located inside the mounting shell (3); two ends of the rotating column (4) are respectively rotatably connected to two ends of the inner wall of the mounting shell (3); a first twisting column (5) is provided on one side of the mounting shell (3); one end of the first twisting column (5) passes through one side of the mounting shell (3) and is fixedly connected to one end of the rotating column (4); threads in opposite directions are respectively provided on the surface of the rotating column (4); moving plates (6) are respectively threadedly sleeved on the surface of the rotating column (4); grooves are respectively provided on the sides of the two moving plates (6) away from each other; sliders (7) are respectively slidably provided in the two grooves; connecting plates (8) are respectively fixedly provided on the sides of the two sliders (7) away from the grooves; and brushes (9) are respectively fixedly provided on the sides of the two connecting plates (8) away from the sliders (7).

2. The threaded hole cleaning device for aluminum alloy die casting according to claim 1, characterized in that: A guide slide bar (10) is provided between the two movable plates (6), and two ends of the guide slide bar (10) are respectively movably penetrated through opposite sides of the two movable plates (6) and are respectively fixedly connected to two ends of the inner wall of the mounting shell (3).

3. The threaded hole cleaning device for aluminum alloy die casting according to claim 2, characterized in that: The clamping assembly comprises a fixing plate (11), a mounting groove (12) is provided at the top of the fixing plate (11), a double-threaded screw rod (13) is provided in the mounting groove (12), two ends of the double-threaded screw rod (13) are respectively rotatably connected to two ends of the inner wall of the mounting groove (12), a second torsion column (14) is provided on one side of the fixing plate (11), one end of the second torsion column (14) passes through one side of the mounting groove (12) and is fixedly connected to the double-threaded screw rod (13), two ends of the surface of the double-threaded screw rod (13) are respectively threadedly sleeved with moving blocks (15), and two opposite sides of the two moving blocks (15) are respectively provided with clamping blocks (16), a fixing block (17) is provided at the bottom end of the telescopic member, and clamping grooves (18) are respectively provided on both sides of the fixing block (17), and the two clamping blocks (16) are respectively located in the two clamping grooves (18).

4. The threaded hole cleaning device for aluminum alloy die casting according to claim 3, characterized in that: Limiting grooves are respectively provided on both sides of the inner wall of the installation groove (12), and limiting blocks (19) matching the limiting grooves are respectively provided on both sides of the moving block (15), the limiting blocks (19) are located in the limiting grooves, and the limiting blocks (19) are slidably connected to the inner wall of the limiting groove.

5. The threaded hole cleaning device for aluminum alloy die casting according to claim 4, characterized in that: The telescopic member is a hydraulic cylinder (20), one side of the hydraulic cylinder (20) is fixedly connected to the top of the fixing frame (22), and the output end of the hydraulic cylinder (20) movably passes through the top of the fixing frame (22) and is fixedly connected to the top of the fixing block (17).

6. The threaded hole cleaning device for aluminum alloy die casting according to claim 5, characterized in that: The groove is arranged in a trapezoidal shape, and the sliding block (7) is arranged in a trapezoidal shape.

7. The threaded hole cleaning device for aluminum alloy die casting according to claim 6, characterized in that: Support seats (21) are respectively provided at the four corners of the bottom of the placement plate (1).

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