End socket inner wall grinding device for aluminum alloy inner container of high-pressure gas cylinder

Abstract

The utility model relates to the technical field of high-pressure containers, in particular to an end socket inner wall grinding device for an aluminum alloy inner container of a high-pressure gas cylinder. The grinding mechanism is mounted below the servo motor; wherein the grinding mechanism comprises an impurity removal assembly installed at the lower end of the servo motor, a horizontal assembly is arranged below the impurity removal assembly, an installation base is arranged on the surface of the horizontal assembly, the horizontal assembly comprises an internal air pump fixedly connected with the inner wall of the installation base, and a suction cup is fixedly connected with the upper end of the internal air pump; according to the end socket inner wall grinding device for the aluminum alloy inner container of the high-pressure gas cylinder, the end socket can be uniformly ground under the action of the grinding mechanism, and the end socket can be horizontally placed through the impurity removal assembly and the horizontal assembly; and the effect that the impurity removal assembly uniformly polishes the end socket under the effect that the end socket is horizontally placed to form positioning is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of high-pressure containers, in particular to a device for grinding the inner wall of a head for an aluminum alloy liner of a high-pressure gas cylinder. Background Art

[0002] High-pressure gas cylinders have been widely used in various industries of the national economy, such as industrial and mining production, construction, transportation, ocean, aviation, medical treatment, and military. The capacity, wall thickness, manufacturing process, and materials of high-pressure gas cylinders all affect the performance of high-pressure gas cylinders. Natural gas and hydrogen are a kind of clean energy that is being developed and widely used worldwide;

[0003] The end cap is an important component of the aluminum alloy liner of the high-pressure gas cylinder. It is located at the end of the liner and is used to close the liner and ensure its sealing. The end cap usually adopts an integrated seamless structure and is tightly combined with the straight section of the liner to form a complete pressure vessel.

[0004] After searching the prior art, it was found that "a device for grinding the inner wall of the head of the aluminum alloy liner of the high-pressure gas cylinder" has the announcement number "CN112720204A". This device realizes circumferential small fan grinding, effectively avoiding problems such as deep grooves and local over-grinding caused by point grinding. However, during the overall grinding process, this device may cause poor overall grinding uniformity, affecting the use effect of the head.

[0005] Therefore, a device for grinding the inner wall of a head for an aluminum alloy liner of a high-pressure gas cylinder is proposed to solve the above problems. Utility Model Content

[0006] The purpose of the utility model is to provide a device for grinding the inner wall of a head for an aluminum alloy liner of a high-pressure gas cylinder in order to solve the above-mentioned problem, thereby improving the problem of poor overall grinding uniformity that may occur during the overall grinding process.

[0007] The utility model achieves the above-mentioned purpose through the following technical scheme, a device for grinding the inner wall of a head for an aluminum alloy liner of a high-pressure gas cylinder, comprising: a servo motor; a grinding mechanism, wherein the grinding mechanism is installed below the servo motor; wherein the grinding mechanism comprises a debris removal component installed at the lower end of the servo motor, a horizontal component is arranged below the debris removal component, and a mounting seat is arranged on the surface of the horizontal component.

[0008] Preferably, the horizontal component includes an internal air pump fixedly connected to the inner wall of the mounting seat, a suction cup is fixedly connected to the upper end of the internal air pump, an annular groove is opened at the upper end of the mounting seat, a rotating frame is rotatably connected to the inner wall of the annular groove, and a plurality of ball bearings are rotatably connected to the inner wall of the rotating frame, and the annular ball bearings can assist in supporting the head.

[0009] Preferably, the impurity removal component includes a leveling frame installed on the surface of the horizontal component, the upper end of the leveling frame is fixedly connected to an air intake bin, the upper end of the air intake bin is fixedly connected to an air outlet bin, the surface of the air intake bin is connected to an air duct, the surface of the air duct is embedded with a filter element, the inner wall of the air intake bin is installed with a planetary gear, and the filter element has an auxiliary filtering effect on the gas of the mobile phone.

[0010] Preferably, the planetary gear includes a gear ring fixedly connected to the inner wall of the air intake bin, the inner wall of the gear ring is meshingly connected with a driven gear, the surface of the driven gear is meshingly connected with a driving gear, the inner wall of the driven gear is rotatably connected to a planet carrier, the planet carrier is clamped inside the air intake bin, and the driving gear is driven by a servo motor to follow the rotation, at which time the driving gear drives the driven gear meshing with it to follow the rotation.

[0011] Preferably, the plurality of balls are distributed in a ring shape along the inner wall of the rotating frame, and the balls are in contact with the inner wall of the annular groove, so that the head is installed above the mounting seat in a centered state.

[0012] Preferably, the horizontal component includes an electric push rod embedded in the mounting seat, the telescopic end of the electric push rod is fixedly connected with a connecting buckle, and the electric push rod is driven to drive the leveling frame to move up and down under the action of the connecting buckle.

[0013] Preferably, the inner wall of the air outlet bin is rotatably connected with fan blades, and an air outlet is opened on the surface of the air outlet bin. The servo motor is driven to drive the fan blades to rotate accordingly. At this time, the end of the air guide pipe will absorb the debris from the grinding of the head by the planetary gear.

[0014] Preferably, a grinding head is installed at the lower end of the planetary frame, the grinding head is in contact with the inner wall of the wind head, and the head is processed and polished by the grinding head.

[0015] The beneficial effects of the utility model are:

[0016] 1. The above-mentioned device for grinding the inner wall of the head for the aluminum alloy liner of the high-pressure gas cylinder can achieve the effect of uniformly grinding the head under the action of the grinding mechanism. The device can make the head form a horizontal placement through the impurity removal component and the horizontal component, so that the impurity removal component can form a uniform grinding effect on the head under the effect of positioning the head in a horizontal placement.

[0017] 2. By setting up a debris removal component, the debris generated during the grinding process can be actively guided by the debris removal component. The device can drive the fan blades to rotate through the servo motor while grinding through the debris removal component. At this time, the debris generated by grinding through the air guide pipe will be collected and filtered. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a structural schematic diagram of the utility model;

[0019] Figure 2 This is a schematic diagram of the grinding mechanism structure of the utility model;

[0020] Figure 3 It is an exploded cross-sectional view of a horizontal component of the utility model;

[0021] Figure 4 This is a schematic diagram of the structure of the impurity removal component of the utility model;

[0022] Figure 5 It is an exploded cross-sectional view of the impurity removal component of the utility model;

[0023] Figure 6 This is an exploded schematic diagram of the planetary gear of the utility model.

[0024] In the figure: 1. servo motor; 2. grinding mechanism; 21. mounting seat; 22. horizontal component; 221. internal air pump; 222. suction cup; 223. ring groove; 224. rotating frame; 225. ball bearing; 226. electric push rod; 227. connecting buckle; 23. debris removal component; 231. leveling frame; 232. air suction chamber; 233. air outlet chamber; 234. air guide pipe; 235. filter element; 236. fan blade; 237. air outlet; 238. planetary gear; 2381. gear ring; 2382. planetary frame; 2383. grinding head; 2384. driving gear; 2385. driven gear. DETAILED DESCRIPTION

[0025] 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.

[0026] When implementing: Figure 1-6 As shown, a device for grinding the inner wall of a head for an aluminum alloy liner of a high-pressure gas cylinder comprises: a servo motor 1; a grinding mechanism 2, which is installed below the servo motor 1; wherein the grinding mechanism 2 comprises a debris removal component 23 installed at the lower end of the servo motor 1, a horizontal component 22 is arranged below the debris removal component 23, and a mounting seat 21 is arranged on the surface of the horizontal component 22;

[0027] like Figure 1 , Figure 2 , Figure 3As shown, the horizontal component 22 includes an internal air pump 221 fixedly connected to the inner wall of the mounting seat 21, a suction cup 222 is fixedly connected to the upper end of the internal air pump 221, an annular groove 223 is opened at the upper end of the mounting seat 21, a rotating frame 224 is rotatably connected to the inner wall of the annular groove 223, a plurality of balls 225 are rotatably connected to the inner wall of the rotating frame 224, and the plurality of balls 225 are distributed in an annular shape along the inner wall of the rotating frame 224, and the balls 225 are in contact with the inner wall of the annular groove 223, and the horizontal component 22 includes an electric push rod 226 embedded and installed inside the mounting seat 21, and a connecting buckle 227 is fixedly connected to the telescopic end of the electric push rod 226;

[0028] The device can place the end cap on top of the suction cup 222, and the annular ball 225 can assist in supporting the end cap, so that the end cap can be installed on top of the mounting seat 21 in a centered state. At this time, the internal air pump 221 is driven to gradually form a negative pressure inside the suction cup 222, so that the suction cup 222 is adsorbed on the middle bottom end of the end cap, so that the upper end of the end cap can be kept horizontal, thereby improving the uniformity of grinding;

[0029] like Figure 1 , Figure 2 , Figure 4 , Figure 5 and Figure 6 As shown, the impurity removal component 23 includes a leveling frame 231 installed on the surface of the horizontal component 22, the upper end of the leveling frame 231 is fixedly connected to an air suction bin 232, the upper end of the air suction bin 232 is fixedly connected to an air outlet bin 233, the surface of the air suction bin 232 is connected to an air guide pipe 234, the surface of the air guide pipe 234 is embedded with a filter element 235, the inner wall of the air suction bin 232 is installed with a planetary gear 238, the inner wall of the air outlet bin 233 is rotatably connected with a fan blade 236, and the surface of the air outlet bin 233 is provided with an air outlet 237;

[0030] The device drives the electric push rod 226 to drive the leveling frame 231 to move up and down under the action of the connecting buckle 227. The leveling frame 231 moves downward to assist the upper end of the head to be leveled. At this time, the fan blade 236 is driven to rotate by the servo motor 1. At this time, the end of the air guide pipe 234 will absorb the debris from the grinding of the head by the planetary gear 238. At this time, the debris follows the air flow to the air outlet bin 233. When flowing in the air guide pipe 234, the debris in the air flow is filtered by the filter element 235, and the air flow enters the air outlet bin 233 and is discharged through the air outlet 237.

[0031] The planetary gear 238 includes a gear ring 2381 fixedly connected to the inner wall of the air suction bin 232, the inner wall of the gear ring 2381 is meshedly connected with a driven gear 2385, the surface of the driven gear 2385 is meshedly connected with a driving gear 2384, the inner wall of the driven gear 2385 is rotatably connected with a planet carrier 2382, the planet carrier 2382 is clamped inside the air suction bin 232, and a grinding head 2383 is installed at the lower end of the planet carrier 2382, and the grinding head 2383 is in contact with the inner wall of the wind head. The device drives the driving gear 2384 to follow the rotation through the drive of the servo motor 1, at which time the driving gear 2384 drives the driven gear 2385 meshed with it to follow the rotation, and when the driven gear 2385 rotates, it can drive the elbow of the grinding head 2383 to rotate synchronously, and the head is evenly polished through the lower end of the grinding head 2383.

[0032] When the utility model is in use, the end cap is placed above the suction cup 222, and the internal air pump 221 is driven to gradually form a negative pressure inside the suction cup 222, and the suction cup 222 is adsorbed on the middle bottom end of the end cap, and the electric push rod 226 is driven to drive the leveling frame 231 to move up and down under the action of the connecting buckle 227, and the servo motor 1 is driven to drive the fan blade 236 to rotate, and the end of the air guide pipe 234 will absorb the debris of the planetary gear 238 grinding the end cap, and the debris will be guided to the air outlet bin along with the air flow. 233, when flowing in the air duct 234, debris in the air flow is filtered by the filter element 235, and the air flow enters and exits the air bin 233 and is discharged through the air outlet 237. The driving of the servo motor 1 drives the active gear 2384 to rotate, and the active gear 2384 drives the driven gear 2385 meshing with it to rotate. When the driven gear 2385 rotates, it drives the elbow of the grinding head 2383 to rotate synchronously, and the lower end of the grinding head 2383 is used to evenly grind the head.

[0033] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A device for grinding the inner wall of a head for an aluminum alloy liner of a high-pressure gas cylinder, characterized in that: include: Servo motor (1); A grinding mechanism (2), wherein the grinding mechanism (2) is installed below the servo motor (1); The polishing mechanism (2) comprises a debris removal component (23) installed at the lower end of the servo motor (1), a horizontal component (22) is arranged below the debris removal component (23), and a mounting seat (21) is arranged on the surface of the horizontal component (22).

2. The inner wall grinding device for the head of the aluminum alloy liner of a high-pressure gas cylinder according to claim 1 is characterized in that: The horizontal component (22) comprises an internal air pump (221) fixedly connected to the inner wall of the mounting seat (21); a suction cup (222) is fixedly connected to the upper end of the internal air pump (221); an annular groove (223) is provided at the upper end of the mounting seat (21); a rotating frame (224) is rotatably connected to the inner wall of the annular groove (223); and a plurality of balls (225) are rotatably connected to the inner wall of the rotating frame (224).

3. The inner wall grinding device for the head of the aluminum alloy liner of a high-pressure gas cylinder according to claim 1 is characterized in that: The impurity removal component (23) comprises a leveling frame (231) installed on the surface of the horizontal component (22); the upper end of the leveling frame (231) is fixedly connected to an air suction bin (232); the upper end of the air suction bin (232) is fixedly connected to an air outlet bin (233); the surface of the air suction bin (232) is connected to an air guide pipe (234); a filter element (235) is embedded and installed on the surface of the air guide pipe (234); and a planetary gear (238) is installed on the inner wall of the air suction bin (232).

4. The inner wall grinding device for the head of the aluminum alloy liner of a high-pressure gas cylinder according to claim 3 is characterized in that: The planetary gear (238) includes a gear ring (2381) fixedly connected to the inner wall of the air intake bin (232), the inner wall of the gear ring (2381) is meshingly connected with a driven gear (2385), the surface of the driven gear (2385) is meshingly connected with a driving gear (2384), the inner wall of the driven gear (2385) is rotatably connected with a planet carrier (2382), and the planet carrier (2382) is clamped inside the air intake bin (232).

5. The inner wall grinding device for the head of the aluminum alloy liner of a high-pressure gas cylinder according to claim 2 is characterized in that: The plurality of balls (225) are distributed in a ring shape along the inner wall of the rotating frame (224), and the balls (225) are in contact with the inner wall of the annular groove (223).

6. The inner wall grinding device for the head of the aluminum alloy liner of a high-pressure gas cylinder according to claim 2 is characterized in that: The horizontal component (22) comprises an electric push rod (226) embedded in the mounting seat (21), and a connecting buckle (227) is fixedly connected to the telescopic end of the electric push rod (226).

7. The inner wall grinding device for the head of the aluminum alloy liner of a high-pressure gas cylinder according to claim 3 is characterized in that: The inner wall of the air outlet bin (233) is rotatably connected with a fan blade (236), and the surface of the air outlet bin (233) is provided with an air outlet (237).

8. The inner wall grinding device for the end cap of the aluminum alloy liner of a high-pressure gas cylinder according to claim 4 is characterized in that: A grinding head (2383) is installed at the lower end of the planetary frame (2382), and the grinding head (2383) is in contact with the inner wall of the wind head.

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