A positioning device for pouring an alloy cast iron cylinder liner

Abstract

The utility model belongs to alloy cast iron field especially, it is a kind of positioning device that alloy cast iron cylinder liner pouring uses, aiming at the problem that the existing ladle and mould are difficult to accurately align, need to move continuously ladle pouring, present and propose following scheme, it includes pouring centrifuge and alloy cast iron cylinder liner pouring mould connected with the output end of pouring centrifuge;Movable seat, movable seat bolt connection is in the bottom of pouring centrifuge;Slide rail strip, slide rail strip sliding connection is in the sliding slot of movable seat bottom;Movable seat, movable seat bolt connection is in the bottom of slide rail strip, by driving alloy cast iron cylinder liner pouring mould's front and back and left and right movement, let alloy cast iron cylinder liner pouring mould's pouring mouth, accurately aligns the liquid outlet of ladle, it is convenient to pour, and avoid alloy liquid splashing, and by alloy cast iron cylinder liner pouring mould's left and right movement, can continuously replace the alloy cast iron cylinder liner pouring mould of ladle bottom, so need not to move the position of ladle.

Description

Technical Field

[0001] This utility model relates to the field of alloy cast iron technology, and in particular to a positioning device used in the casting of alloy cast iron cylinder liners. Background Technology

[0002] In the process of casting alloy cast iron cylinder liners, forming molds are required. For example, Chinese patent document with application number 201720526515.4 discloses a casting positioning device for aluminum alloy engine cast iron cylinder liners.

[0003] In the above-mentioned technical solution, the ladle needs to be accurately aligned with the pouring port of the mold before pouring can be done. However, the ladle itself is too heavy and it is difficult to align the two accurately, which can easily cause a certain degree of deviation. As a result, the alloy liquid splashes out. Moreover, when pouring for multiple molds, the ladle needs to be moved constantly, which is very inconvenient. Utility Model Content

[0004] The purpose of this invention is to solve the shortcomings of existing technology where it is difficult to accurately align the ladle and mold, and the ladle needs to be moved continuously for casting. Therefore, this invention proposes a positioning device for casting alloy cast iron cylinder liners.

[0005] To achieve the above objectives, the present invention adopts the following technical solution: A positioning device for casting alloy cast iron cylinder liners includes a casting centrifuge and an alloy cast iron cylinder liner casting mold connected to the output end of the casting centrifuge. The movable base is bolted to the bottom of the casting centrifuge; The slide rail is slidably connected to the groove at the bottom of the movable seat; The movable seat is bolted to the bottom of the slide rail; A fixed base is slidably connected to the bottom of the movable base; The translation assembly includes a servo motor, a drive wheel, a transmission belt, and a driven wheel. The output end of the servo motor is keyed to the shaft of the drive wheel. The inner side of the drive wheel is driven to the inner side of the transmission belt. The transmission belt is driven to the driven wheel. The right side of the top of the transmission belt is bolted to the middle of the bottom of the moving base. The adjustment mechanism is connected to the movable seat. By moving the alloy cast iron cylinder liner casting mold back and forth and left and right, the pouring port of the alloy cast iron cylinder liner casting mold can be accurately aligned with the outlet of the ladle, which facilitates pouring and avoids splashing of alloy liquid. Moreover, by moving the alloy cast iron cylinder liner casting mold left and right, the alloy cast iron cylinder liner casting mold at the bottom of the ladle can be changed continuously, so there is no need to move and adjust the position of the ladle.

[0006] As a preferred embodiment of this utility model, the adjustment mechanism includes an electric push cylinder, a slide bar, a sliding sleeve, and a transmission assembly. The output end of the electric push cylinder is bolted to one end of the slide bar, the top of the slide bar is hinged to the bottom of the sliding sleeve, and the sliding sleeve is slidably connected to the transmission assembly. The electric push cylinder is powered by an external or internal power source and controlled by a controller. The electric push cylinder can drive the slide bar to move backward, and the slide bar can drive the sliding sleeve to move.

[0007] In a preferred embodiment of this utility model, the transmission assembly includes a slide rod and a hinge rod. The interior of the slide sleeve is slidably connected to the middle end of the slide rod surface. The left end of the slide rod is hinged to one end of the hinge rod, and the other end of the hinge rod is hinged to the middle end of the movable seat surface. The slide sleeve can slide on the surface of the slide rod and drive the slide rod to rotate. The slide rod can drive the hinge rod to move backward, and the hinge rod can drive the movable seat to move.

[0008] In a preferred embodiment of this utility model, the surface of the electric push cylinder is bolted to the surface of the fixed seat, the bottom of the slide bar is slidably connected to the top of the fixed seat, the right end of the slide rod is hinged to the hole at the top of the fixed seat, the electric push cylinder is fixed by the fixed seat, which facilitates the electric push cylinder to drive the slide bar to move, the slide bar is slidably set with the fixed seat through the slide rail to guide the slide bar, and the slide rod is rotatably set with the fixed seat through the bearing.

[0009] As a preferred embodiment of this utility model, the two sides of the top center of the movable seat are bolted together with limit strips. The surface of the limit strips is slidably connected to the bottom of the movable seat. The movable seat is slidably set with the fixed seat through the limit strips to guide the movable seat and facilitate the back-and-forth movement of the movable seat.

[0010] In a preferred embodiment of this utility model, the surface of the servo motor is connected to the recessed bolt on the top left side of the movable seat, and the shaft of the driven wheel is rotatably connected to the recessed bolt on the top right side of the movable seat. The servo motor is fixed by the movable seat, which facilitates the stable operation of the servo motor. Both the driving wheel and the driven wheel are rotatably set to the movable seat through bearings, ensuring the smoothness of the rotation of the driving wheel and the driven wheel.

[0011] Beneficial effects: 1. The servo motor can drive the drive wheel to rotate, the drive wheel can drive the transmission belt to rotate, the transmission belt can drive the driven wheel to rotate, the transmission belt can drive the moving seat to move, the moving seat moves on the top of the movable seat through the slide rail, and the movement of the moving seat can drive the alloy cast iron cylinder liner casting mold to move through the casting centrifuge, so that the alloy cast iron cylinder liner casting mold aligned with the ladle can be continuously changed. 2. The adjustment mechanism can drive the movable seat to move, the movable seat can drive the slide rail to move, the slide rail can drive the movable seat to move, the movable seat can drive the casting centrifuge to move, and the casting centrifuge can drive the alloy cast iron cylinder liner casting mold to move, so that the casting port of the alloy cast iron cylinder liner casting mold can be aligned with the ladle. In this invention, by moving the alloy cast iron cylinder liner casting mold back and forth and left and right, the casting port of the alloy cast iron cylinder liner casting mold can be accurately aligned with the liquid outlet of the ladle, facilitating casting and preventing alloy liquid from splashing out. Moreover, by moving the alloy cast iron cylinder liner casting mold left and right, the alloy cast iron cylinder liner casting mold at the bottom of the ladle can be continuously replaced, eliminating the need to move and adjust the position of the ladle. Attached Figure Description

[0012] Figure 1 This is a perspective view of the entire utility model; Figure 2 This is a perspective view of the movable seat of this utility model; Figure 3 This is a perspective view of the adjustment mechanism of this utility model; Figure 4 This is a perspective view of the transmission belt of this utility model.

[0013] In the diagram: 1. Casting centrifuge; 2. Casting mold for alloy cast iron cylinder liner; 3. Moving seat; 4. Slide rail; 5. Movable seat; 6. Fixed seat; 7. Servo motor; 8. Drive wheel; 9. Transmission belt; 10. Driven wheel; 11. Electric pusher cylinder; 12. Slide bar; 13. Slide sleeve; 14. Slide rod; 15. Hinge rod. Detailed Implementation

[0014] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present utility model. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments.

[0015] Example 1 Reference Figures 1-4 A positioning device for casting alloy cast iron cylinder liners includes a casting centrifuge 1 and an alloy cast iron cylinder liner casting mold 2 connected to the output end of the casting centrifuge 1. The movable seat 3 is bolted to the bottom of the casting centrifuge 1; The slide rail 4 is slidably connected to the groove at the bottom of the movable seat 3; Movable seat 5 is bolted to the bottom of slide rail 4; Fixed base 6 is slidably connected to the bottom of movable base 5; The translation assembly includes a servo motor 7, a drive wheel 8, a transmission belt 9, and a driven wheel 10. The output end of the servo motor 7 is keyed to the shaft of the drive wheel 8. The inner side of the drive wheel 8 is connected to the inner side of the transmission belt 9. The transmission belt 9 is connected to the driven wheel 10. The right side of the top of the transmission belt 9 is bolted to the middle of the bottom of the moving base 3. Adjustment mechanism, which is connected to movable seat 5.

[0016] With the above structure, by moving the alloy cast iron cylinder liner casting mold 2 back and forth and left and right, the pouring port of the alloy cast iron cylinder liner casting mold 2 can be accurately aligned with the liquid outlet of the ladle, which facilitates pouring and avoids splashing of alloy liquid. Moreover, by moving the alloy cast iron cylinder liner casting mold 2 left and right, the alloy cast iron cylinder liner casting mold 2 at the bottom of the ladle can be continuously replaced, so there is no need to move and adjust the position of the ladle.

[0017] Please see Figure 3 The adjustment mechanism includes an electric push cylinder 11, a slide bar 12, a sliding sleeve 13, and a transmission assembly. The output end of the electric push cylinder 11 is bolted to one end of the slide bar 12. The top of the slide bar 12 is hinged to the bottom of the sliding sleeve 13. The sliding sleeve 13 is slidably connected to the transmission assembly. The electric push cylinder 11 uses an external power supply or an internal power supply and is controlled by a controller. The electric push cylinder 11 can drive the slide bar 12 to move backward, the slide bar 12 can drive the sliding sleeve 13 to move, and the sliding sleeve 13 can drive the transmission assembly to rotate.

[0018] Please see Figure 3 The transmission assembly includes a slide rod 14 and a hinge rod 15. The interior of the sliding sleeve 13 is slidably connected to the middle end of the surface of the slide rod 14. The left end of the slide rod 14 is hinged to one end of the hinge rod 15, and the other end of the hinge rod 15 is hinged to the middle end of the surface of the movable seat 5. The sliding sleeve 13 can slide on the surface of the slide rod 14 and drive the slide rod 14 to rotate. The slide rod 14 can drive the hinge rod 15 to move backward, and the hinge rod 15 can drive the movable seat 5 to move.

[0019] Please see Figure 3 The surface of the electric push cylinder 11 is bolted to the surface of the fixed base 6. The bottom of the slide bar 12 is slidably connected to the top of the fixed base 6. The right end of the slide rod 14 is hinged to the hole at the top of the fixed base 6. The electric push cylinder 11 is fixed by the fixed base 6, which facilitates the electric push cylinder 11 to drive the slide bar 12 to move. The slide bar 12 is slidably set with the fixed base 6 through the slide rail, which guides the slide bar 12. The slide rod 14 is rotatably set with the fixed base 6 through the bearing.

[0020] Please see Figure 1 Limiting strips are bolted to both sides of the top center of the movable seat 5. The surface of the limiting strip is slidably connected to the bottom of the movable seat 5. The movable seat 5 is slidably set with the fixed seat 6 through the limiting strip, which guides the movable seat 5 and facilitates the back and forth movement of the movable seat 5.

[0021] Please see Figure 4The surface of the servo motor 7 is connected to the recessed bolt on the top left side of the movable seat 5, and the shaft of the driven wheel 10 is rotatably connected to the recessed bolt on the top right side of the movable seat 5. The servo motor 7 is fixed by the movable seat 5, which facilitates the stable operation of the servo motor 7. The driving wheel 8 and the driven wheel 10 are both rotatably set to the movable seat 5 through bearings, which ensures the smoothness of the rotation of the driving wheel 8 and the driven wheel 10.

[0022] Example 2 The difference between this embodiment and Embodiment 1 is that the electric push cylinder 11 and the slide bar 12 are replaced by a power motor, a lead screw connected by a key at the output end of the power motor, and a slider connected by a thread on the surface of the lead screw. The power motor can drive the slider to move through the lead screw, and the slider can drive the sliding sleeve 13 to move. However, the exposed lead screw is prone to aggravated wear. Therefore, the electric push cylinder 11 and the slide bar 12 are preferred in this application.

[0023] It should be noted that the specific models of servo motor 7 and electric push cylinder 11 used should be selected by those skilled in the art. Furthermore, the servo motor 7 and electric push cylinder 11 mentioned above are all existing technologies and will not be elaborated upon in this solution.

[0024] The casting centrifuge 1 and the alloy cast iron cylinder liner casting mold 2 adopt the existing technology of centrifuge plus mold combination. The alloy cast iron cylinder liner casting mold 2 can also adopt the main structure of the patent with application number 201810570480.3.

[0025] The operating steps of this utility model are as follows: The fixed seat 6 is installed at the outlet of the ladle. When a certain offset is found between the pouring port of the alloy cast iron cylinder liner casting mold 2 and the ladle, the power supply of the servo motor 7 can be turned on. The power supply can be an external power supply or an internal power supply. The servo motor 7 is controlled by a controller. The servo motor 7 can drive the drive wheel 8 to rotate, the drive wheel 8 can drive the transmission belt 9 to rotate, the transmission belt 9 can drive the driven wheel 10 to rotate, and the transmission belt 9 can drive the moving seat 3 to move. The moving seat 3 moves on the top of the movable seat 5 via the slide rail 4. The movement of the moving seat 3 can drive the alloy cast iron cylinder liner casting mold 2 to move through the casting centrifuge 1. When there is a front-to-back offset between the pouring port of the alloy cast iron cylinder liner casting mold 2 and the ladle, the electric pusher cylinder 11 uses an external power supply. The system is powered by an external or internal power source and controlled by a controller. The electric pusher cylinder 11 can drive the slide bar 12 to move backward, the slide bar 12 can drive the slide sleeve 13 to move, the slide sleeve 13 can slide on the surface of the slide rod 14 and drive the slide rod 14 to rotate, the slide rod 14 can drive the hinge rod 15 to move backward, the hinge rod 15 can drive the movable seat 5 to move, the movable seat 5 can drive the slide rail 4 to move, the slide rail 4 can drive the movable seat 3 to move, the movable seat 3 can drive the casting centrifuge 1 to move, and the casting centrifuge 1 can drive the alloy cast iron cylinder liner casting mold 2 to move. This allows the casting port of the alloy cast iron cylinder liner casting mold 2 to be aligned with the ladle. After one casting is completed, the servo motor 7 drives the alloy cast iron cylinder liner casting mold 2 to move as a whole to replace the alloy cast iron cylinder liner casting mold 2 at the bottom of the ladle.

[0026] The above description is only a preferred embodiment of the present utility model, but the protection scope of the present utility model is not limited thereto. Any equivalent substitutions or changes made by those skilled in the art within the technical scope disclosed in the present utility model, based on the technical solution and the inventive concept of the present utility model, should be included within the protection scope of the present utility model.

Claims

1. A positioning device for casting alloy cast iron cylinder liners, comprising a casting centrifuge (1) and an alloy cast iron cylinder liner casting mold (2) connected to the output end of the casting centrifuge (1), characterized in that: The movable seat (3) is bolted to the bottom of the casting centrifuge (1); The slide rail (4) is slidably connected to the groove at the bottom of the movable seat (3); Movable seat (5), which is bolted to the bottom of slide rail (4); Fixed seat (6), which is slidably connected to the bottom of movable seat (5); The translation component includes a servo motor (7), a drive wheel (8), a transmission belt (9), and a driven wheel (10). The output end of the servo motor (7) is keyed to the shaft of the drive wheel (8). The inner side of the drive wheel (8) is connected to the inner side of the transmission belt (9). The transmission belt (9) is connected to the driven wheel (10). The right side of the top of the transmission belt (9) is bolted to the middle of the bottom of the moving seat (3). Adjustment mechanism, which is connected to the movable seat (5).

2. The positioning device for casting alloy cast iron cylinder liners according to claim 1, characterized in that, The adjustment mechanism includes an electric push cylinder (11), a slide bar (12), a sliding sleeve (13), and a transmission assembly. The output end of the electric push cylinder (11) is bolted to one end of the slide bar (12), the top of the slide bar (12) is hinged to the bottom of the sliding sleeve (13), and the sliding sleeve (13) is slidably connected to the transmission assembly.

3. The positioning device for casting alloy cast iron cylinder liners according to claim 2, characterized in that, The transmission assembly includes a slide rod (14) and a hinge rod (15). The interior of the sliding sleeve (13) is slidably connected to the middle end of the surface of the slide rod (14). The left end of the slide rod (14) is hinged to one end of the hinge rod (15), and the other end of the hinge rod (15) is hinged to the middle end of the surface of the movable seat (5).

4. The positioning device for casting alloy cast iron cylinder liners according to claim 3, characterized in that, The surface of the electric push cylinder (11) is bolted to the surface of the fixed seat (6), the bottom of the slide bar (12) is slidably connected to the top of the fixed seat (6), and the right end of the slide rod (14) is hinged to the hole at the top of the fixed seat (6).

5. The positioning device for casting alloy cast iron cylinder liners according to claim 1, characterized in that, Limiting strips are bolted to both sides of the top middle of the movable seat (5), and the surface of the limiting strips is slidably connected to the bottom of the movable seat (5).

6. The positioning device for casting alloy cast iron cylinder liners according to claim 1, characterized in that, The surface of the servo motor (7) is connected to the notch bolt on the top left side of the movable seat (5), and the axis of the passive wheel (10) is rotatably connected to the notch on the top right side of the movable seat (5).

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