Polishing equipment for ejector pin production

Abstract

The utility model discloses polishing equipment for ejector pin production, and relates to the technical field of polishing equipment. The polishing equipment for ejector pin production comprises a polishing barrel base. The ejector pin polishing assembly comprises an ejector pin polishing barrel, the lower end of a polishing barrel base is fixedly connected with a driving motor, the output end of the driving motor is fixedly connected with a first rotating shaft, and the surface of the first rotating shaft is fixedly connected with a first gear. Two second rotating shafts are rotatably connected to the lower end of the ejector pin polishing barrel, second gears are fixedly connected to the surfaces of the two second rotating shafts, a gear ring is fixedly connected to the inner wall of the polishing barrel base, a rotating disc is fixedly connected to the surface of the first rotating shaft, and through rotation of the rotating disc and the ejector pin polishing barrel, grinding stones and ejector pins in the ejector pin polishing barrel can be conveniently driven to flow; and meanwhile, in cooperation with the use of a polishing solution, an oxidation film on the surface of the ejector pin can be softened conveniently, mutual collision between the ejector pin and the grinding stone is relieved, damage is reduced, a large number of ejector pins can be polished conveniently, and the polishing efficiency of the ejector pins is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of polishing equipment, in particular to a polishing equipment for thimble production. Background Art

[0002] A thimble is a machine tool component in machining. It uses cutting or plastic deformation of the material surface to remove the protruding parts on the surface. Common tools include oilstone bars, wool wheels, sandpaper, etc., mainly by manual operation. For thimbles with high surface quality requirements, ultra-precision lapping and polishing methods can be used to achieve extremely high surface finish.

[0003] However, the existing polishing equipment for thimble production can usually only polish a single thimble at a time. When the equipment polishes a single thimble, other parts are in an idle state, resulting in low overall utilization rate of the equipment. In the production scenario where a large number of thimbles need to be polished, the single-polishing equipment is difficult to meet the demand for efficient production, reducing the production efficiency of thimbles. Therefore, the utility model proposes a new solution. Summary of the Utility Model

[0004] The purpose of the utility model is to at least solve one of the technical problems existing in the prior art, and provide a polishing equipment for thimble production, which can solve the problem that in the production scenario where a large number of thimbles need to be polished, the single-polishing equipment is difficult to meet the demand for efficient production and reduces the production efficiency of thimbles.

[0005] To achieve the above purpose, the utility model provides the following technical scheme: A polishing equipment for thimble production, including a polishing cylinder base;

[0006] A thimble polishing assembly is arranged on the polishing cylinder base. The thimble polishing assembly includes a thimble polishing cylinder, the thimble polishing cylinder is rotatably connected to the polishing cylinder base, a driving motor is fixedly connected to the lower end of the polishing cylinder base, an output end of the driving motor is fixedly connected to a first rotating shaft, the first rotating shaft is rotatably connected to the polishing cylinder base, and a first gear is fixedly connected to the surface of the first rotating shaft;

[0007] Two second rotating shafts are rotatably connected to the lower end of the thimble polishing cylinder, second gears are fixedly connected to the surfaces of the two second rotating shafts, a tooth ring is fixedly connected to the inner wall of the polishing cylinder base, both of the two second gears are meshed with the first gear, and both of the two second gears are meshed with the tooth ring;

[0008] The first rotating shaft rotates through the bottom of the thimble polishing cylinder and extends into the interior of the thimble polishing cylinder, and a turntable is fixedly connected to the surface of the first rotating shaft.

[0009] Preferably, a plurality of first protrusions are fixedly connected to the surface of the turntable, the bottom inside the thimble polishing cylinder is inclined, a plurality of second protrusions are fixedly connected to the bottom of the thimble polishing cylinder, and a plurality of third protrusions are fixedly connected to the inner wall of the thimble polishing cylinder.

[0010] Preferably, a fixing plate is fixedly connected to the upper end of the turntable, and the fixing plate is in the shape of a cross column.

[0011] Preferably, connecting frames are fixedly connected to both the left and right sides of the base of the polishing cylinder. A polishing cylinder limiting ring is rotatably sleeved on the surface of the thimble polishing cylinder, and both connecting frames are fixedly connected to the polishing cylinder limiting ring.

[0012] Preferably, a discharge port is fixedly connected to the front side of the thimble polishing cylinder, and a baffle plate is slidably connected inside the discharge port.

[0013] Preferably, a polishing cylinder cover is clamped to the upper end of the thimble polishing cylinder, and the polishing cylinder cover is in the shape of a disc with a middle concave downward;

[0014] Four polishing cylinder support columns are fixedly connected to the lower end of the polishing cylinder base.

[0015] Compared with the prior art, the beneficial effects of the present utility model are:

[0016] 1. For the polishing equipment for thimble production, through the rotation of the turntable and the thimble polishing cylinder, it is convenient to drive the abrasive stones and thimbles inside to flow, facilitating the polishing of the thimbles by the abrasive stones. At the same time, in combination with the use of polishing liquid, it is convenient to soften the oxide film on the surface of the thimbles, which is easy to grind and remove. Meanwhile, it plays a lubricating role, making the surface smoother, alleviating the mutual impact between the thimbles and the abrasive stones, reducing damage, facilitating the polishing of a large number of thimbles, and improving the polishing efficiency of the thimbles. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The following further describes the present utility model in conjunction with the drawings and embodiments:

[0018] Figure 1 is a schematic structural diagram of a polishing equipment for thimble production of the present utility model;

[0019] Figure 2 is a schematic internal diagram of the thimble polishing cylinder of the present utility model;

[0020] Figure 3 is a schematic sectional view of the polishing cylinder base of the present utility model;

[0021] Figure 4 is a schematic diagram of the turntable of the present utility model;

[0022] Figure 5 is a schematic diagram of the polishing cylinder cover of the present utility model.

[0023] Reference numerals: 1, polishing cylinder base; 2, thimble polishing cylinder; 3, polishing cylinder support column; 4, connecting frame; 5, polishing cylinder limit ring; 6, polishing cylinder cover; 7, discharge port; 8, baffle plate; 9, drive motor; 10, first rotating shaft; 11, first gear; 12, toothed ring; 13, second rotating shaft; 14, second gear; 15, turntable; 16, first rib; 17, fixed plate; 18, second rib; 19, third rib. Detailed implementation manners

[0024] This part will describe in detail the specific embodiments of the present utility model. The preferred embodiments of the present utility model are shown in the drawings. The function of the drawings is to supplement the description in the text part of the specification, enabling people to intuitively and vividly understand each technical feature and the overall technical solution of the present utility model, but it cannot be understood as a limitation on the protection scope of the present utility model.

[0025] In the description of the present utility model, it should be understood that for the orientation description, such as the orientation or positional relationship indicated by up, down, front, back, left, right, etc. is based on the orientation or positional relationship shown in the drawings. It is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation. Therefore, it cannot be understood as a limitation on the present utility model.

[0026] In the description of the present utility model, understand that greater than, less than, exceeding, etc. do not include the present number, and above, below, within, etc. include the present number. If the first and second are described only for the purpose of distinguishing technical features, it cannot be understood as indicating or implying relative importance or implicitly indicating the quantity of the indicated technical features or the sequence relationship of the indicated technical features.

[0027] In the description of the present utility model, unless otherwise clearly defined, words such as setting, installing, connecting, etc. should be understood in a broad sense. Those skilled in the technical field can reasonably determine the specific meanings of the above words in the present utility model in combination with the specific content of the technical solution.

[0028] Please refer to Figures 1-5, the utility model provides a technical solution: a polishing device for thimble production, including a polishing cylinder base 1, a thimble polishing assembly. The thimble polishing assembly is arranged on the polishing cylinder base 1. The thimble polishing assembly includes a thimble polishing cylinder 2. The thimble polishing cylinder 2 is rotatably connected to the polishing cylinder base 1. A driving motor 9 is fixedly connected to the lower end of the polishing cylinder base 1. The output end of the driving motor 9 is fixedly connected to a first rotating shaft 10. The first rotating shaft 10 is rotatably connected to the polishing cylinder base 1. A first gear 11 is fixedly connected to the surface of the first rotating shaft 10. Two second rotating shafts 13 are rotatably connected to the lower end of the thimble polishing cylinder 2. Second gears 14 are fixedly connected to the surfaces of the two second rotating shafts 13. A tooth ring 12 is fixedly connected to the inner wall of the polishing cylinder base 1. Both of the two second gears 14 are meshed with the first gear 11, and both of the two second gears 14 are meshed with the tooth ring 12. The first rotating shaft 10 rotates through the bottom of the thimble polishing cylinder 2 and extends into the thimble polishing cylinder 2. A turntable 15 is fixedly connected to the surface of the first rotating shaft 10.

[0029] A plurality of first convex strips 16 are fixedly connected to the surface of the turntable 15. The bottom inside the thimble polishing cylinder 2 is inclined. A plurality of second convex strips 18 are fixedly connected to the bottom of the thimble polishing cylinder 2. A plurality of third convex strips 19 are fixedly connected to the inner wall of the thimble polishing cylinder 2.

[0030] A fixing plate 17 is fixedly connected to the upper end of the turntable 15. The fixing plate 17 is in a "cross" column shape.

[0031] Connecting frames 4 are fixedly connected to both the left and right sides of the polishing cylinder base 1. A polishing cylinder limiting ring 5 is rotatably sleeved on the surface of the thimble polishing cylinder 2. Both of the two connecting frames 4 are fixedly connected to the polishing cylinder limiting ring 5. A discharge port 7 is fixedly connected to the front side of the thimble polishing cylinder 2. A baffle plate 8 is slidably connected inside the discharge port 7.

[0032] A polishing cylinder cover 6 is clamped at the upper end of the thimble polishing cylinder 2. The polishing cylinder cover 6 is in the shape of a disc with a middle concave downward.

[0033] Four polishing cylinder support columns 3 are fixedly connected to the lower end of the polishing cylinder base 1.

[0034] When using this device, first add some brown fused alumina grinding stones, ceramic grinding stones and resin grinding stones for thimble polishing inside the thimble polishing cylinder 2, then place the thimbles to be polished into the thimble polishing cylinder 2, and inject a certain amount of polishing liquid into the thimble polishing cylinder 2.

[0035] Start the drive motor 9 to drive the first rotating shaft 10 to rotate. The first rotating shaft 10 drives the first gear 11 to rotate. The first gear 11 drives the second rotating shaft 13 and the second gear 14 to rotate. Through the meshing of the second gear 14 with the tooth ring 12, it is convenient for the second rotating shaft 13 and the second gear 14 to revolve during the process of self-rotation, so that the second rotating shaft 13 drives the thimble polishing cylinder 2 to rotate. The first rotating shaft 10 drives the turntable 15 to rotate. The turntable 15 drives the first convex strip 16 and the fixing plate 17 to rotate. The thimble polishing cylinder 2 drives the second convex strip 18 and the third convex strip 19 to rotate. Through the rotation of the turntable 15, the first convex strip 16, the fixing plate 17, the second convex strip 18, and the third convex strip 19, it is convenient to drive the abrasive stones inside to flow, which is convenient for the relative movement between the abrasive stones and the thimble, and is convenient for the abrasive stones to polish the thimble. At the same time, with the use of polishing liquid, it is convenient to soften the oxide film on the surface of the thimble, which is easy to grind and remove. At the same time, it plays a lubricating role, making the surface smoother, relieving the mutual impact between the thimble and the abrasive stones, reducing damage, and being convenient for polishing a large number of thimbles, improving the polishing efficiency of the thimbles.

[0036] At the same time, through the use of the connecting frame 4 and the polishing cylinder limiting ring 5, it is convenient to limit the thimble polishing cylinder 2, which can stabilize the rotation trajectory of the thimble polishing cylinder 2, prevent it from shifting or shaking, so as to ensure that all parts of the thimble can be evenly processed during the polishing process, improve the polishing quality, and can maintain a stable rotation speed and rotation direction, reducing energy loss and time waste caused by unstable movement, and improving the efficiency of the polishing operation.

[0037] Through the use of the polishing cylinder cover 6, it is convenient to block the abrasive stones and the thimble. Due to the disc shape with a middle depression of the polishing cylinder cover 6, it can prevent the abrasive stones and the thimble from splashing out from the top of 2, reducing potential safety hazards and improving the safety of the device.

[0038] When the polishing is completed, open the baffle plate 8 to separate the baffle plate 8 from the discharge port 7, which is convenient for discharging the abrasive stones and the thimble from the discharge port 7. It can speed up the replacement speed of the thimble and the abrasive stones during the polishing process, reduce the time loss caused by disassembly and installation, thereby improving the overall polishing efficiency, improving the polishing quality, and timely removing the thimble and the abrasive stones can avoid excessive wear or damage caused by long-term use, help extend the service life of the polishing equipment, and at the same time reduce production interruptions caused by equipment failures.

[0039] Furthermore, through the rotation of the turntable 15 and the thimble polishing cylinder 2, it is convenient to drive the abrasive stones and the thimble inside to flow, which is convenient for the abrasive stones to polish the thimble. At the same time, with the use of polishing liquid, it is convenient to soften the oxide film on the surface of the thimble, which is easy to grind and remove. At the same time, it plays a lubricating role, making the surface smoother, relieving the mutual impact between the thimble and the abrasive stones, reducing damage, and being convenient for polishing a large number of thimbles, improving the polishing efficiency of the thimbles.

[0040] By using the connecting frame 4 and the polishing cylinder limiting ring 5, it is convenient to limit the thimble polishing cylinder 2, stabilize the rotation trajectory of the thimble polishing cylinder 2, prevent it from shifting or shaking, so as to ensure that all parts of the thimble can be evenly processed during polishing, improve the polishing quality, maintain a stable rotation speed and rotation direction, reduce energy loss and time waste caused by unstable movement, and improve the efficiency of the polishing operation.

[0041] Working principle: When using this device, first add some brown corundum grinding stones, ceramic grinding stones and resin grinding stones for thimble polishing inside the thimble polishing cylinder 2, then place the thimble to be polished into the thimble polishing cylinder 2, and inject a certain amount of polishing liquid into the thimble polishing cylinder 2.

[0042] Start the drive motor 9 to drive the first rotating shaft 10 to rotate. The first rotating shaft 10 drives the first gear 11 to rotate. The first gear 11 drives the second rotating shaft 13 and the second gear 14 to rotate. Through the meshing of the second gear 14 and the tooth ring 12, it is convenient for the second rotating shaft 13 and the second gear 14 to revolve during the process of self-rotation, so that the second rotating shaft 13 drives the thimble polishing cylinder 2 to rotate. The first rotating shaft 10 drives the turntable 15 to rotate. The turntable 15 drives the first convex strip 16 and the fixed plate 17 to rotate. The thimble polishing cylinder 2 drives the second convex strip 18 and the third convex strip 19 to rotate. Through the rotation of the turntable 15, the first convex strip 16, the fixed plate 17, the second convex strip 18 and the third convex strip 19, it is convenient to drive the grinding stones inside to flow, facilitate the relative movement between the grinding stones and the thimble, facilitate the polishing of the thimble by the grinding stones. At the same time, with the use of the polishing liquid, it is convenient to soften the oxide film on the surface of the thimble, which is easy to grind and remove, and at the same time plays a lubricating role, making the surface smoother, alleviating the mutual impact between the thimble and the grinding stones, reducing damage, facilitating the polishing of a large number of thimbles, and improving the polishing efficiency of the thimbles.

[0043] At the same time, by using the connecting frame 4 and the polishing cylinder limiting ring 5, it is convenient to limit the thimble polishing cylinder 2, stabilize the rotation trajectory of the thimble polishing cylinder 2, prevent it from shifting or shaking, so as to ensure that all parts of the thimble can be evenly processed during polishing, improve the polishing quality, maintain a stable rotation speed and rotation direction, reduce energy loss and time waste caused by unstable movement, and improve the efficiency of the polishing operation.

[0044] By using the polishing cylinder cover 6, it is convenient to block the grinding stones and the thimble. Due to the disc shape with a concave middle of the polishing cylinder cover 6, it can prevent the grinding stones and the thimble from splashing out from the top of 2, reduce potential safety hazards, and improve the safety of this device.

[0045] After the polishing is completed, open the baffle plate 8 to separate the baffle plate 8 from the discharge port 7, which facilitates the discharge of the grinding stones and the ejector pins from the discharge port 7. This can accelerate the replacement speed of the ejector pins and the grinding stones during the polishing process, reduce the time loss caused by disassembly and installation, thereby improving the overall polishing efficiency, enhancing the polishing quality. Timely removal of the ejector pins and the grinding stones can avoid excessive wear or damage caused by long-term use, contribute to extending the service life of the polishing equipment, and at the same time reduce production interruptions caused by equipment failures.

[0046] The embodiments of the present invention have been described in detail above in conjunction with the accompanying drawings. However, the present invention is not limited to the above embodiments. Within the scope of knowledge possessed by those of ordinary skill in the art in the said technical field, various changes can be made without departing from the gist of the present invention.

Claims

1. A polishing device for thimble production, characterized in that: It includes a polishing cylinder base (1); A thimble polishing assembly is arranged on the polishing cylinder base (1). The thimble polishing assembly includes a thimble polishing cylinder (2). The thimble polishing cylinder (2) is rotatably connected to the polishing cylinder base (1). A driving motor (9) is fixedly connected to the lower end of the polishing cylinder base (1). The output end of the driving motor (9) is fixedly connected to a first rotating shaft (10). The first rotating shaft (10) is rotatably connected to the polishing cylinder base (1). A first gear (11) is fixedly connected to the surface of the first rotating shaft (10); Two second rotating shafts (13) are rotatably connected to the lower end of the thimble polishing cylinder (2). Second gears (14) are fixedly connected to the surfaces of the two second rotating shafts (13). A toothed ring (12) is fixedly connected to the inner wall of the polishing cylinder base (1). The two second gears (14) are both meshed with the first gear (11), and the two second gears (14) are both meshed with the toothed ring (12); The first rotating shaft (10) rotatably penetrates through the bottom of the thimble polishing cylinder (2) and extends into the interior of the thimble polishing cylinder (2). A turntable (15) is fixedly connected to the surface of the first rotating shaft (10).

2. The polishing equipment for thimble production according to claim 1, characterized in that: A plurality of first protrusions (16) are fixedly connected to the surface of the turntable (15). The bottom inside the thimble polishing cylinder (2) is inclined. A plurality of second protrusions (18) are fixedly connected to the bottom of the thimble polishing cylinder (2). A plurality of third protrusions (19) are fixedly connected to the inner wall of the thimble polishing cylinder (2).

3. A polishing device for thimble production according to claim 1, characterized in that: A fixing plate (17) is fixedly connected to the upper end of the turntable (15). The fixing plate (17) is in a "cross" column shape.

4. A polishing device for thimble production according to claim 1, characterized in that: Connecting frames (4) are fixedly connected to both the left and right sides of the polishing cylinder base (1). A polishing cylinder limiting ring (5) is rotatably sleeved on the surface of the thimble polishing cylinder (2). The two connecting frames (4) are both fixedly connected to the polishing cylinder limiting ring (5).

5. A polishing device for thimble production according to claim 1, characterized in that: A discharge port (7) is fixedly connected to the front side of the thimble polishing cylinder (2). A baffle plate (8) is slidably connected inside the discharge port (7).

6. A polishing device for thimble production according to claim 1, characterized in that: A polishing cylinder cover (6) is clamped to the upper end of the thimble polishing cylinder (2). The polishing cylinder cover (6) is in the shape of a disc with a middle concave downward; Four polishing cylinder support columns (3) are fixedly connected to the lower end of the polishing cylinder base (1).

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