Vibration grinding device for high-purity gas cylinder

Abstract

The utility model relates to a vibration grinding device for a high-purity gas cylinder. The vibration grinding device at least comprises a rotary motor, and the rotary motor is connected with a gas cylinder unit arranged on a rotary vibration platform through a belt elastic coupler. A vibration motor is arranged at the bottom of the rotary vibration platform; the device has the characteristic of high grinding efficiency.

Description

Technical Field

[0001] The utility model relates to the field of grinding treatment of high-purity gas cylinders, in particular to a vibration grinding device for high-purity gas cylinders. Background Technique

[0002] A gas cylinder is a pressure vessel that can hold gas under normal conditions and can be reused; before filling the gas cylinder, it is necessary to clean the rust inside the gas cylinder, especially for high-purity gas cylinders with high requirements for gas purity; the aforementioned cleaning of the gas cylinder includes grinding the inside of the gas cylinder. For example, the Chinese patent authorization announcement number CN212265536U, the patent name is: An inner wall grinding device for a gas cylinder; it discloses an inner wall grinding device for a gas cylinder that can improve the grinding effect of the gas cylinder by the stable rotation of the gas cylinder during the grinding process. That is, the traditional grinding of gas cylinders is mainly achieved by the rotation of the grinding material in the gas cylinder, which has the defect of low grinding efficiency. The grinding time for a single high-purity gas cylinder is usually 3 - 4 days, and the grinding roughness is not ideal. Content of the Utility Model

[0003] The utility model provides a vibration grinding device for high-purity gas cylinders to solve the technical problem of low grinding efficiency of high-purity gas cylinders.

[0004] The technical solution of the utility model is as follows:

[0005] A vibration grinding device for high-purity gas cylinders, the vibration grinding device at least includes a rotating motor, and the rotating motor is connected to a gas cylinder unit arranged on a rotating vibration platform through a belt elastic coupling; a vibration motor is arranged at the bottom of the rotating vibration platform.

[0006] The beneficial effect of the utility model is that by setting the rotating motor, the gas cylinder unit can rotate, and by setting the vibration motor, the gas cylinder unit can vibrate up and down; based on the above settings, it can be realized that while the gas cylinder unit rotates, it vibrates up and down, thereby improving the grinding efficiency of the inner wall of the high-purity gas cylinder in the gas cylinder unit; further, the utility model is also provided with a belt elastic coupling, which can realize the normal operation of the rotating motor during the vibration of the rotating vibration platform, avoiding affecting the service life of the rotating motor.

[0007] Preferably, vibration buffer springs connected to the ground are respectively arranged around the bottom of the rotating vibration platform.

[0008] Preferably, the gas cylinder unit includes a rotating transmission part and a rotating fixing part; the power input end of the rotating transmission part is connected to the belt elastic coupling, the power output end of the rotating transmission part is connected to the rotating fixing part, and a high-purity gas cylinder to be ground is fixedly installed on the rotating fixing part.

[0009] Preferably, the rotary transmission member includes a transmission main shaft connected to a belt elastic coupling. An active pulley is provided in the middle of the transmission main shaft. The active pulley is connected to driven pulleys provided on two side driven shafts through a transmission belt.

[0010] Preferably, the rotary fixing member includes a bottom clamping portion of the gas cylinder respectively connected to the ends of the transmission main shaft and the driven shaft, and a front clamping portion of the gas cylinder corresponding to the bottom clamping portion of the gas cylinder one by one; a middle supporting portion of the gas cylinder is provided on the corresponding rotary vibration platform between the bottom clamping portion of the gas cylinder and the front clamping portion of the gas cylinder.

[0011] Preferably, the bottom clamping portion of the gas cylinder includes a bottom mounting table of the gas cylinder. The outer side of the bottom mounting table of the gas cylinder is fixedly connected to the end of the corresponding transmission main shaft or driven shaft. A groove adapted to the bottom of the gas cylinder is provided on the inner side of the bottom mounting table of the gas cylinder. A positioning block and a cam for self-centering the bottom of the high-purity gas cylinder to be ground are provided on the inner end face of the bottom mounting table of the gas cylinder.

[0012] Preferably, the positioning blocks are two and are respectively arranged on both sides of the lower part of the inner end face of the bottom mounting table of the gas cylinder. The cam is a rotatable cam and is arranged on the upper part of the inner end face of the bottom mounting table of the gas cylinder.

[0013] Preferably, the front clamping portion of the gas cylinder includes a first fixing plate and a second fixing plate arranged on both sides of the top of the rotary vibration platform. The first fixing plate is connected to one end of a movable cover plate through a hinge. Bolt holes for passing bolts are respectively provided on the other end of the movable cover plate and the second fixing plate; a first fixed gas cylinder bracket with a first support wheel is provided on the rotary vibration platform between the first fixing plate and the second fixing plate, and a gas cylinder bracket with a second support wheel is provided in the middle of the movable cover plate.

[0014] Preferably, the middle supporting portion of the gas cylinder includes a second fixed gas cylinder bracket with a third support wheel provided on the rotary vibration platform.

[0015] Preferably, the gas cylinder brackets are symmetrically arranged and are arranged on both sides of the high-purity gas cylinder to be ground.

[0016] A vibration grinding device for high-purity gas cylinders made according to the above technical solution can rotate the gas cylinder unit by setting a rotating motor, and can vibrate the gas cylinder unit up and down by setting a vibration motor; based on the above settings, it can achieve up and down vibration while the gas cylinder unit rotates, thereby improving the grinding efficiency of the inner wall of the high-purity gas cylinder in the gas cylinder unit; the utility model is also provided with a belt elastic coupling, which can achieve the normal operation of the rotating motor during the vibration of the rotating vibration platform; further, the utility model drives the power from the rotating motor through a rotating transmission member to rotate the high-purity gas cylinder to be ground in the rotating fixing member, and the rotating fixing member is used to fix the high-purity gas cylinder to be ground to avoid danger during rotation and vibration; the above settings can reduce the grinding time of the high-purity gas cylinder to less than 1 day, and the surface roughness of the inner wall can reach below 0.3μm, with the characteristics of high grinding efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 is a schematic structural diagram of the present utility model;

[0018] Figure 2 is a schematic structural diagram of the top of the rotating vibration platform of the present utility model;

[0019] Figure 3 is a schematic structural diagram of the clamping part at the bottom of the gas cylinder of the present utility model;

[0020] Figure 4 is a schematic side view structural diagram of the clamping part at the bottom of the gas cylinder of the present utility model;

[0021] Figure 5 is a schematic structural diagram of the clamping part at the front of the gas cylinder of the present utility model;

[0022] Figure 6 is a schematic structural diagram of the middle support part of the gas cylinder of the present utility model.

[0023] Reference numerals in the figure: 1, rotating motor; 2, belt elastic coupling; 3, rotating vibration platform; 4, vibration motor; 5, vibration buffer spring; 6, high-purity gas cylinder; 7, transmission main shaft; 8, driving pulley; 9, transmission belt; 10, driven shaft; 11, driven pulley; 12, clamping table; 13, groove; 14, positioning block; 15, cam; 16, first fixing plate; 17, second fixing plate; 18, movable cover plate; 19, mounting bolt; 20, first support wheel; 21, first fixed gas cylinder bracket; 22, second support wheel; 23, gas cylinder bracket; 24, third support wheel; 25, second fixed gas cylinder bracket. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0024] To enable those skilled in the art to better understand the technical solution of the present utility model, the present utility model will be described in detail below with reference to the accompanying drawings. The description in this part is only exemplary and explanatory, and should not have any restrictive effect on the protection scope of the present utility model.

[0025] It should be noted that similar reference numerals and letters denote similar items in the following drawings. Therefore, once an item is defined in one drawing, it does not need to be further defined and explained in subsequent drawings.

[0026] It should be noted that the orientation or positional relationship indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. is based on the orientation or positional relationship shown in the drawings, or the orientation or positional relationship in which the utility model product is usually placed during use. 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, and therefore should not be construed as a limitation of the present utility model. In addition, the terms "first", "second", "third", etc. are only used for descriptive distinction and should not be construed as indicating or implying relative importance.

[0027] In addition, the terms "horizontal", "vertical", "hanging", etc. do not mean that the components are required to be absolutely horizontal or hanging, but can be slightly inclined. For example, "horizontal" only means that its direction is more horizontal relative to "vertical", and does not mean that the structure must be completely horizontal, but can be slightly inclined.

[0028] In the description of the present utility model, it should also be noted that unless otherwise clearly specified and defined, the terms "set", "installed", "connected", "connected" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, and it can be the communication inside two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0029] Such as Figure 1-6As shown in the figure, the utility model relates to a vibration grinding device for high-purity gas cylinders. The vibration grinding device at least comprises a rotating motor 1, and the rotating motor 1 is connected with a gas cylinder unit arranged on a rotating vibration platform 3 through a belt elastic coupling 2; a vibration motor 4 is arranged at the bottom of the rotating vibration platform 3. The utility model realizes the rotation of the gas cylinder unit through the rotating motor 1, and realizes the vibration of the gas cylinder unit through the arrangement of the vibration motor 4. The above rotation and vibration processes can improve the grinding efficiency of high-purity gas cylinders; in the utility model, the vibration motor 4 is at least one, and the gas cylinder unit arranged at the top of the rotating vibration platform 3 mainly comprises a high-purity gas cylinder, a transmission device for realizing the rotation of the high-purity gas cylinder and a device for fixing the high-purity gas cylinder, so as to realize the rapid grinding of the inner wall of the high-purity gas cylinder.

[0030] Furthermore, vibration buffer springs 5 connected to the ground are respectively arranged around the bottom of the rotating vibration platform 3. By arranging the vibration buffer springs 5, the support for the rotating vibration platform 3 can be realized, and buffering can be realized during the vibration of the vibration motor 4.

[0031] Furthermore, the gas cylinder unit comprises a rotating transmission part and a rotating fixing part; the power input end of the rotating transmission part is connected with the belt elastic coupling 2, the power output end of the rotating transmission part is connected with the rotating fixing part, and a high-purity gas cylinder 6 to be ground is fixedly installed on the rotating fixing part. The rotating transmission part in the utility model can be a traditional transmission part, for example: forms such as gear transmission, belt transmission or shaft transmission, etc. The rotating fixing part in the utility model is mainly used for fixing the high-purity gas cylinder 6 to be ground, and aims to be able to realize the rotation of the high-purity gas cylinder 6 to be ground without hindrance.

[0032] Furthermore, the rotating transmission part comprises a transmission main shaft 7 connected with the belt elastic coupling 2, a driving belt pulley 8 is arranged in the middle of the transmission main shaft 7, and the driving belt pulley 8 is connected with driven belt pulleys 11 arranged on two sides of the driven shafts 10 through a transmission belt 9. As described above, the utility model can grind one high-purity gas cylinder or multiple gas cylinders to further improve the grinding efficiency. The utility model preferably drives the high-purity gas cylinder 6 to rotate by the transmission main shaft 7. When multiple high-purity gas cylinders 6 need to be rotated, the driving belt pulley 8 can be arranged on the transmission main shaft 7, and the form of driving the driven shafts 10 to rotate by matching with the transmission belt 9 can be used to realize the rotation of multiple high-purity gas cylinders 6. As Figure 2 shown in the figure, the utility model can drive five high-purity gas cylinders 6 to be ground at the same time. Two driving belt pulleys 8 can be arranged in the middle of the transmission main shaft 7, and the two driving belt pulleys 8 respectively drive the driven belt pulleys 11 on the driven shafts 10 to rotate through the corresponding transmission belts 9, so as to drive the corresponding high-purity gas cylinders 6 to rotate through the driven shafts 10, and cooperate with the vibration of the rotating vibration platform 3 to realize the rapid grinding of the high-purity gas cylinders 6.

[0033] Further, the rotary fixing member includes a bottom clamping portion of the gas cylinder respectively connected to the ends of the driving main shaft 7 and the driven shaft 10, and a front clamping portion of the gas cylinder corresponding to the bottom clamping portion of the gas cylinder one by one; a middle supporting portion of the gas cylinder is provided on the corresponding rotary vibration platform 3 between the bottom clamping portion of the gas cylinder and the front clamping portion of the gas cylinder. Through the above arrangement, the support and fixation of the high-purity gas cylinder 6 can be realized, and the defect of falling off and hurting people during the rotation and vibration process can be avoided.

[0034] Further, the bottom clamping portion of the gas cylinder includes a bottom mounting table 12 of the gas cylinder. The outer side of the bottom mounting table 12 of the gas cylinder is fixedly connected to the end of the corresponding driving main shaft 7 or driven shaft 10. A groove 13 adapted to the bottom of the gas cylinder is provided inside the bottom mounting table 12 of the gas cylinder. A positioning block 14 and a cam 15 for self-centering the bottom of the high-purity gas cylinder 6 to be ground are provided on the inner end face of the bottom mounting table 12 of the gas cylinder. In the present utility model, the bottom clamping portion of the gas cylinder includes a bottom mounting table 12 of the gas cylinder. The bottom of the high-purity gas cylinder 6 is inserted into the groove 13, and self-centering is performed through the cooperation of the positioning block 14 and the cam 15 to achieve the stable rotation of the gas cylinder.

[0035] Further, the positioning block 14 is two and is respectively arranged on both sides of the lower part of the inner end face of the bottom mounting table 12 of the gas cylinder. The cam 15 is a rotatable cam and is arranged on the upper part of the inner end face of the bottom mounting table 12 of the gas cylinder. The two positioning blocks 14 and the rotatable cam in the present utility model can form a self-centering structure. Specifically: by setting the rotatable cam, the high-purity gas cylinder 6 can be quickly fastened, and at the same time, three-point support is realized. While realizing self-centering, the stable rotation of the high-purity gas cylinder 6 during the torque transmission process is ensured.

[0036] Further, the front clamping portion of the gas cylinder includes a first fixing plate 16 and a second fixing plate 17 arranged on both sides of the top of the rotary vibration platform 3. The first fixing plate 16 is connected to one end of the movable cover plate 18 by hinge. Bolt holes for passing through bolts 19 are respectively provided at the other end of the movable cover plate 18 and the second fixing plate 17. A first fixed gas cylinder bracket 21 with a first support wheel 20 is provided on the rotary vibration platform 3 between the first fixing plate 16 and the second fixing plate 17. A gas cylinder bracket 23 with a second support wheel 22 is provided in the middle of the movable cover plate 18. In the present utility model, the front clamping portion of the gas cylinder fixes the high-purity gas cylinder 6 through the frame surrounding structure composed of the rotary vibration platform 3 and the movable cover plate 18. At the same time, the outer circumference of the high-purity gas cylinder 6 is supported by the first fixed gas cylinder bracket 21 and the gas cylinder bracket 23. Further, by setting the first support wheel 20 and the second support wheel 22, the rotation of the high-purity gas cylinder 6 can be realized without being affected by the fixed bracket.

[0037] Further, the middle support part of the gas cylinder includes a second fixed gas cylinder bracket 25 with a third support wheel 24 arranged on the rotary vibration platform 3. The middle support part of the gas cylinder in the present utility model is used to form a support in the middle of the high-purity gas cylinder 6 to ensure the stable rotation of the high-purity gas cylinder 6.

[0038] Further, the gas cylinder brackets are symmetrically arranged and are arranged on both sides of the high-purity gas cylinder 6 to be ground. The gas cylinder brackets in the present utility model can be in the shape of "I" or "Y". Their support wheels are arranged at the top and are in contact with the high-purity gas cylinder 6. Preferably, the "I"-shaped structure is adopted, which is symmetrically arranged on both sides of the high-purity gas cylinder 6 respectively to form a support for it.

[0039] The working principle of the present utility model is as follows: When using the present utility model, place the high-purity gas cylinder 6 on the middle support part of the gas cylinder at the top of the rotary vibration platform 3. The operator inserts the bottom of the high-purity gas cylinder 6 into the groove 13 and rotates the rotatable cam so that the two positioning blocks 14 and the cam 15 form a three-point support and lock on the bottom of the high-purity gas cylinder 6; after several high-purity gas cylinders 6 are fixed according to the above steps, the operator rotates the movable cover plate 18 along the hinge position and locks the other end of the movable cover plate 18 and the second fixed plate 17 by inserting bolts 19 to realize the locking of the high-purity gas cylinder 6; when the high-purity gas cylinder 6 is locked, start the rotary motor 1 and the vibration motor 4 to realize the rotation and vibration of the high-purity gas cylinder 6, driving the abrasive in the high-purity gas cylinder 6 to grind its inner wall; during the start-up process of the rotary motor 1, the main shaft of the rotary motor 1 drives the transmission main shaft 7 to rotate through the belt elastic coupling 2. The transmission main shaft 7 drives the corresponding high-purity gas cylinder 6 to rotate. At the same time, the transmission main shaft 7 rotates to drive the driving pulley 8, the transmission belt 9 and the driven pulley 11 to rotate in sequence. The driven pulley 11 drives the corresponding high-purity gas cylinder 6 to rotate through the driven shaft 10.

[0040] The standard parts used in this application document can all be purchased from the market, and can also be customized according to the description of the specification and the drawings. The specific connection methods of each part all adopt conventional means such as bolts, rivets, welding, etc. that are mature in the prior art. The machinery, parts and equipment all adopt conventional models in the prior art. The control method is automatically controlled by a controller. The control circuit of the controller can be realized by simple programming by those skilled in the art, which belongs to the common knowledge in the art. And the present utility model is mainly used to protect mechanical devices, so the control method and circuit connection of the present utility model will not be explained in detail. And the external controller mentioned in the specification can play a control role for the electrical components mentioned in this article, and this external controller is a conventional known device.

[0041] It should be noted that in this text, the term "including", "comprising" or any other variant thereof is intended to cover non-exclusive inclusion, such that a process, method, article or device comprising a series of elements includes not only those elements but also other elements not expressly listed, or elements inherent to such process, method, article or device.

[0042] In this text, specific examples are used to illustrate the principle and implementation manner of the present utility model. The description of the above examples is only for helping to understand the method and its core idea of the present utility model. The above is only the preferred implementation manner of the present utility model. It should be noted that due to the limitation of literal expression and objectively infinite specific structures, for those of ordinary skill in the art, without departing from the principle of the present utility model, several improvements, modifications or changes can be made, or the above technical features can be combined in an appropriate manner; these improvements, changes or combinations, or directly applying the concept and technical solution of the utility model to other occasions without improvement, shall all be regarded as the protection scope of the present utility model.

Claims

1. A vibration grinding device for high-purity gas cylinders, characterized in that: The vibration grinding device at least includes a rotating motor (1), and the rotating motor (1) is connected to a gas cylinder unit arranged on a rotating vibration platform (3) through a belt elastic coupling (2); A vibration motor (4) is provided at the bottom of the rotating vibration platform (3); The gas cylinder unit includes a rotating transmission member and a rotating fixing member; The power input end of the rotating transmission member is connected to the belt elastic coupling (2), the power output end of the rotating transmission member is connected to the rotating fixing member, and a high-purity gas cylinder (6) to be ground is fixedly installed on the rotating fixing member.

2. The vibration grinding device for a high-purity gas cylinder according to claim 1, wherein Vibration buffer springs (5) connected to the ground are respectively provided around the bottom of the rotating vibration platform (3).

3. The vibration grinding device for a high-purity gas cylinder according to claim 1, wherein The rotating transmission member includes a transmission main shaft (7) connected to the belt elastic coupling (2), a driving belt pulley (8) is provided in the middle of the transmission main shaft (7), and the driving belt pulley (8) is connected to driven belt pulleys (11) arranged on two side driven shafts (10) through a transmission belt (9).

4. The vibration grinding device for a high-purity gas cylinder according to claim 1, wherein, The rotating fixing member includes a gas cylinder bottom clamping part respectively connected to the ends of the transmission main shaft (7) and the driven shafts (10), and a gas cylinder front clamping part corresponding to the gas cylinder bottom clamping part one by one; a gas cylinder middle support part is provided on the rotating vibration platform (3) corresponding to the gas cylinder bottom clamping part and the gas cylinder front clamping part.

5. The vibration grinding device for a high-purity gas cylinder according to claim 4, characterized in that, The gas cylinder bottom clamping part includes a gas cylinder bottom mounting table (12), the outer side of the gas cylinder bottom mounting table (12) is fixedly connected to the end of the corresponding transmission main shaft (7) or driven shaft (10), and a groove (13) adapted to the bottom of the gas cylinder is provided inside the gas cylinder bottom mounting table (12). Positioning blocks (14) and cams (15) for self-centering the bottom of the high-purity gas cylinder (6) to be ground are provided on the inner end surface of the gas cylinder bottom mounting table (12).

6. The vibration grinding device for high-purity gas cylinders according to claim 5, characterized in that, The two positioning blocks (14) are respectively arranged on the lower sides of the inner end surface of the gas cylinder bottom mounting table (12), and the cam (15) is a rotatable cam, which is arranged on the upper part of the inner end surface of the gas cylinder bottom mounting table (12).

7. A vibration grinding device for high-purity gas cylinders according to claim 4, characterized in that, The gas cylinder front clamping part includes a first fixing plate (16) and a second fixing plate (17) arranged on both sides of the top of the rotating vibration platform (3), one end of the first fixing plate (16) is connected to one end of a movable cover plate (18) through a hinge, and bolt holes for passing bolts (19) are respectively provided at the other end of the movable cover plate (18) and the second fixing plate (17); A first fixed gas cylinder bracket (21) with a first support wheel (20) is provided on the rotating vibration platform (3) between the first fixing plate (16) and the second fixing plate (17), and a gas cylinder bracket (23) with a second support wheel (22) is provided in the middle of the movable cover plate (18).

8. A vibration grinding device for high-purity gas cylinders according to claim 4, characterized in that, The gas cylinder middle support part includes a second fixed gas cylinder bracket (25) with a third support wheel (24) arranged on the rotating vibration platform (3).

9. A vibration grinding device for high-purity gas cylinders according to claim 7 or 8, characterized in that The gas cylinder brackets are symmetrically arranged and are arranged on both sides of the high-purity gas cylinder (6) to be ground.

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