Centrifugal casting equipment for bearing bush
By setting up a second motor, threaded rod, guide rod, movable seat and other components in the bearing shell centrifugal casting equipment to fix and limit the casting cylinder to reduce rotation fluctuations, and automatically push out the casting parts with electric push rods, the problems of fluctuations and low manual removal efficiency in the equipment are solved, and the quality and efficiency of the equipment are improved.
Patent Information
- Application Number
- CN202421156901.5
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-25
- Publication Date
- 2025-03-14
- Estimated Expiration
- 2034-05-25
AI Technical Summary
The existing bearing centrifugal casting equipment will fluctuate during the working process, which will affect the quality of the casting parts and require manual removal of the casting parts, which is relatively inefficient.
A bearing shell centrifugal casting equipment is designed. By setting up a second motor, a threaded rod, a guide rod, a movable seat, a casting cylinder and a column pin, the column pin is used to fix the casting cylinder and the column pin hole to reduce rotation fluctuations; at the same time, the casting part is automatically pushed out using the electric push rod and the push plate.
It effectively reduces the fluctuations generated during the rotation of the casting barrel, improves the quality of the casting parts, and improves the working efficiency through the automatic rollout function.
Smart Images
Figure CN222607953U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of centrifugal casting, in particular to a centrifugal casting device for a bearing bush. Background Art
[0002] The bearing is the part where the sliding bearing and the journal contact. It is a semi-cylindrical surface in the shape of a tile, very smooth, and is generally made of wear-resistant materials such as bronze and anti-friction alloys. In special cases, it can be made of wood, engineering plastics or rubber. There are two types of bearings: integral and split. The integral bearing is usually called a sleeve. The integral bearing has two types: without oil groove and with oil groove. The bearing and the journal are clearance-fitted and generally do not rotate with the shaft.
[0003] Centrifugal casting is a common casting process that uses centrifugal force to press liquid metal or alloy against the mold wall to form the desired shape.
[0004] The prior art has the following problems:
[0005] 1. During the operation of the existing centrifugal casting equipment for bearing bushes, the rotation of the casting barrel will produce fluctuations, which will affect the quality of the castings;
[0006] 2. After the existing centrifugal casting equipment for bearings is completed, the castings need to be taken out manually, which makes the work efficiency low. Utility Model Content
[0007] In view of the deficiencies in the prior art, the utility model provides a bearing bush centrifugal casting device to solve the existing problems.
[0008] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a centrifugal casting equipment for a bearing shell, comprising a fixed seat, an electric push rod is arranged on one side of the fixed seat, a push plate is arranged on the telescopic end of the electric push rod, a driving device is arranged on one side of the fixed seat, a casting cylinder is arranged on the top of the driving device, a pin is arranged on one side of the casting cylinder, a limiting plate is arranged on one side of the driving device, a threaded rod is arranged on one side of the limiting plate, a second motor is arranged on one side of the limiting plate, a guide rod is arranged on one side of the limiting plate, and a movable seat is arranged on the threaded rod.
[0009] As an optimal technical solution of the utility model, an electric push rod is fixedly connected to one side of the fixed seat, and a push plate is fixedly connected to the telescopic end of the electric push rod. The push plate is arranged at one end of the casting cylinder, and a column pin is fixedly connected to one side of the casting cylinder.
[0010] As a preferred technical solution of the utility model, the driving device includes a support frame, a rotating shaft, a rotating wheel, a first motor and a belt. The support frame is provided with two groups, and two groups of rotating shafts are symmetrically rotatably connected between the two groups of support frames. The rotating shaft sleeve is provided with two groups of rotating wheels, and a casting cylinder is movably connected to the rotating wheel. A belt is provided between the first motor and one of the groups of rotating shafts.
[0011] As a preferred technical solution of the utility model, a threaded rod is rotatably connected between the limit plate and one of the support frames, a second motor is fixedly connected to one side of the limit plate, one end of the threaded rod is fixedly connected to the output end of the second motor, and two groups of guide rods are symmetrically fixedly connected between the limit plate and one of the support frames.
[0012] As a preferred technical solution of the utility model, the movable seat includes a liquid barrel, a pouring pipe, a limit cover and a pin hole, the movable seat is threadedly connected with a threaded rod, and the movable seat is slidably connected with two sets of guide rods.
[0013] As a preferred technical solution of the utility model, a liquid barrel is fixedly connected to the top of the movable seat, a pouring pipe is fixedly connected to one side of the movable seat, and the liquid barrel is communicated with the pouring pipe.
[0014] As a preferred technical solution of the utility model, one side of the movable seat is rotatably connected to a limiting cover, and a pin hole is provided on the limiting cover.
[0015] Compared with the prior art, the utility model provides a bearing bush centrifugal casting equipment, which has the following
[0016] Beneficial effects:
[0017] 1. A centrifugal casting device for bearing bushes is provided with a second motor, a threaded rod, a guide rod, a movable seat, a casting barrel and a pin. The movable seat is threadedly connected to the threaded rod, and the movable seat is slidably connected to the guide rod. The second motor drives the threaded rod to rotate, and drives the movable seat to move under the guidance of the guide rod. The pin is engaged with the pin hole to fix and limit the casting barrel. The casting liquid in the liquid barrel flows into the casting barrel through the casting pipe, thereby reducing the fluctuation generated in the rotation of the casting barrel and improving the quality of the casting.
[0018] 2. This kind of centrifugal casting equipment for bearing bushings is equipped with an electric push rod, a push plate and a casting barrel. The telescopic end of the electric push rod is fixedly connected with a push plate, and the push plate is arranged at the opening at one end of the casting barrel to prevent the casting liquid from splashing when the casting barrel rotates. After the centrifugal casting and cooling are completed, the electric push rod drives the push plate to push the casting out, thereby improving work efficiency. BRIEF DESCRIPTION OF THE DRAWINGS
[0019] Figure 1 This is a structural schematic diagram of a centrifugal casting equipment for bearing bushes of the utility model;
[0020] Figure 2 This is a schematic diagram of the structure of the drive device of the utility model;
[0021] Figure 3 This is a schematic diagram of the threaded rod structure of the utility model;
[0022] Figure 4 It is a schematic diagram of the structure of the movable seat of the utility model.
[0023] In the figure: 1. fixed seat; 2. electric push rod; 3. push plate; 4. driving device; 401. support frame; 402. rotating shaft; 403. rotating wheel; 404. first motor; 405. belt; 5. pouring cylinder; 6. pin; 7. limit plate; 8. threaded rod; 9. second motor; 10. guide rod; 11. movable seat; 1101. liquid barrel; 1102. pouring tube; 1103. limit cover; 1104. pin hole. DETAILED DESCRIPTION
[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0025] See also Figure 1-4 In this embodiment: a bearing bush centrifugal casting equipment comprises a fixed seat 1, an electric push rod 2 is arranged on one side of the fixed seat 1, a push plate 3 is arranged at the telescopic end of the electric push rod 2 for unloading, a driving device 4 is arranged on one side of the fixed seat 1 for driving a casting tube 5 to rotate, a casting tube 5 is arranged on the top of the driving device 4, a pin 6 is arranged on one side of the casting tube 5, a limiting plate 7 is arranged on one side of the driving device 4, a threaded rod 8 is arranged on one side of the limiting plate 7 for driving a movable seat 11 to move, a second motor 9 is arranged on one side of the limiting plate 7 for driving the threaded rod 8 to rotate, a guide rod 10 is arranged on one side of the limiting plate 7 for guiding the movable seat 11 to move, and a movable seat 11 is arranged on the threaded rod 8 for casting and limiting.
[0026] In this embodiment, an electric push rod 2 is fixedly connected to one side of the fixed seat 1, and a push plate 3 is fixedly connected to the telescopic end of the electric push rod 2. The push plate 3 is arranged at one end of the casting cylinder 5, and a pin 6 is fixedly connected to one side of the casting cylinder 5. The push plate 3 prevents the casting liquid from splashing when the casting cylinder 5 rotates. The electric push rod 2 drives the push plate 3 to push the casting out; the driving device 4 includes a support frame 401, a rotating shaft 402, a rotating wheel 403, a first motor 404 and a belt 405. The support frame 401 is provided with two groups, and the two groups of support frames 401 are connected to each other. There are two groups of rotating shafts 402 symmetrically connected in rotation between the two groups, and the rotating shafts 402 are sleeved with two groups of rotating wheels 403. The rotating wheels 403 are movably connected with the casting tube 5. A belt 405 is arranged between the first motor 404 and one group of rotating shafts 402. The first motor 404 drives the rotating shaft 402 to rotate through the belt 405, and the rotating shaft 402 drives the rotating wheel 403 to rotate, thereby driving the casting tube 5 to rotate; a threaded rod 8 is rotatably connected between the limiting plate 7 and one group of supporting frames 401, and one side of the limiting plate 7 is fixedly connected with the first Two motors 9, one end of the threaded rod 8 is fixedly connected to the output end of the second motor 9, two groups of guide rods 10 are symmetrically fixedly connected between the limit plate 7 and one group of support frames 401; the movable seat 11 includes a liquid barrel 1101, a pouring pipe 1102, a limit cover 1103 and a pin hole 1104, the movable seat 11 is threadedly connected with the threaded rod 8, and the movable seat 11 is slidably connected with the two groups of guide rods 10, the second motor 9 drives the threaded rod 8 to rotate, and drives the movable seat 11 to move under the guidance of the guide rod 10; A liquid barrel 1101 is fixedly connected to the top of the movable seat 11, and a pouring pipe 1102 is fixedly connected to one side of the movable seat 11. The liquid barrel 1101 is communicated with the pouring pipe 1102, and the pouring liquid in the liquid barrel 1101 flows into the pouring tube 5 through the pouring pipe 1102; one side of the movable seat 11 is rotatably connected to a limiting cover 1103, and a pin hole 1104 is provided on the limiting cover 1103. The pin 6 is engaged with the pin hole 1104 to fix and limit the pouring tube 5 and reduce the fluctuation generated during the rotation of the pouring tube 5.
[0027] The working principle and use process of the utility model are as follows: the operator starts the first motor 404, the first motor 404 drives the rotating shaft 402 to rotate through the belt 405, the rotating shaft 402 drives the rotating wheel 403 to rotate, thereby driving the casting tube 5 to rotate, and starts the second motor 9 to drive the threaded rod 8 to rotate, driving the movable seat 11 to approach the casting tube 5 under the guidance of the guide rod 10, the column pin 6 is engaged with the column pin hole 1104, the casting tube 5 is fixed and limited, and the fluctuation generated during the rotation of the casting tube 5 is reduced, and the casting liquid is poured into the liquid barrel 1101, and the casting liquid flows into the casting tube 5 through the casting pipe 1102. The rotation of the casting tube 5 generates centrifugal force, which presses the casting liquid onto the mold wall. After the work is completed, the movable seat 11 is away from the casting tube 5, and the electric push rod 2 drives the push plate 3 to push the casting part out.
[0028] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.
Claims
1. A centrifugal casting equipment for bearing bushings, characterized in that: The invention comprises a fixed seat (1), an electric push rod (2) is arranged on one side of the fixed seat (1), a push plate (3) is arranged at the telescopic end of the electric push rod (2), a driving device (4) is arranged on one side of the fixed seat (1), a casting cylinder (5) is arranged on the top of the driving device (4), a column pin (6) is arranged on one side of the casting cylinder (5), a limiting plate (7) is arranged on one side of the driving device (4), a threaded rod (8) is arranged on one side of the limiting plate (7), a second motor (9) is arranged on one side of the limiting plate (7), a guide rod (10) is arranged on one side of the limiting plate (7), and a movable seat (11) is arranged on the threaded rod (8).
2. The centrifugal casting equipment for bearing bushes according to claim 1, characterized in that: One side of the fixing seat (1) is fixedly connected to an electric push rod (2), the telescopic end of the electric push rod (2) is fixedly connected to a push plate (3), the push plate (3) is arranged at one end of a casting cylinder (5), and one side of the casting cylinder (5) is fixedly connected to a column pin (6).
3. The centrifugal casting equipment for bearing bushes according to claim 1, characterized in that: The driving device (4) comprises a support frame (401), a rotating shaft (402), a rotating wheel (403), a first motor (404) and a belt (405); the support frame (401) is provided with two groups, two groups of rotating shafts (402) are symmetrically rotatably connected between the two groups of support frames (401), the rotating shaft (402) is sleeved with two groups of rotating wheels (403), a casting cylinder (5) is movably connected to the rotating wheel (403), and a belt (405) is provided between the first motor (404) and one of the groups of rotating shafts (402).
4. The centrifugal casting equipment for bearing bushes according to claim 3 is characterized in that: A threaded rod (8) is rotatably connected between the limit plate (7) and one group of support frames (401); a second motor (9) is fixedly connected to one side of the limit plate (7); one end of the threaded rod (8) is fixedly connected to the output end of the second motor (9); and two groups of guide rods (10) are symmetrically fixedly connected between the limit plate (7) and one group of support frames (401).
5. The centrifugal casting equipment for bearing bushes according to claim 1, characterized in that: The movable seat (11) comprises a liquid barrel (1101), a pouring pipe (1102), a limit cover (1103) and a pin hole (1104); the movable seat (11) is threadedly connected to a threaded rod (8); and the movable seat (11) is slidably connected to two sets of guide rods (10).
6. The centrifugal casting equipment for bearing bushes according to claim 5, characterized in that: A liquid barrel (1101) is fixedly connected to the top of the movable seat (11), a pouring pipe (1102) is fixedly connected to one side of the movable seat (11), and the liquid barrel (1101) is in communication with the pouring pipe (1102).
7. The centrifugal casting equipment for bearing bushes according to claim 5, characterized in that: One side of the movable seat (11) is rotatably connected to a limiting cover (1103), and a pin hole (1104) is provided on the limiting cover (1103).