CN218427559U - Air guide cylinder inner wall grinding device - Google Patents
Air guide cylinder inner wall grinding device Download PDFInfo
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- CN218427559U CN218427559U CN202222532924.9U CN202222532924U CN218427559U CN 218427559 U CN218427559 U CN 218427559U CN 202222532924 U CN202222532924 U CN 202222532924U CN 218427559 U CN218427559 U CN 218427559U
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Abstract
The utility model relates to a monocrystalline silicon drawing production auxiliary assembly technical field provides a gas cylinder inner wall grinding device, including operation panel, clamping mechanism, moving mechanism and grinding machanism, clamping mechanism locates the operation panel top surface, is used for the fixed gas cylinder that waits to polish, and moving mechanism locates the operation panel top surface, and grinding machanism locates on the moving mechanism; the polishing mechanism is provided with a variable-speed rotating polishing head, and the polishing head can horizontally extend into the air guide cylinder to polish the inner wall of the air guide cylinder through the driving of the moving mechanism. The utility model discloses a moving mechanism's drive can make the polishing of pivoted head of polishing stretch into in order to accomplish inner wall oxide layer in long and narrow gas guide cylinder, compares with manual clearance, and the operation is smooth and easy and high-efficient reliable, has improved the cleaning efficiency on gas guide cylinder inner wall oxide layer.
Description
Technical Field
The utility model relates to a monocrystalline silicon drawing production auxiliary assembly technical field, concretely relates to air guide cylinder inner wall grinding device.
Background
In the process of producing the czochralski silicon, a gas cylinder is required to be arranged in the thermal field system for discharging volatile matters in the furnace body, and the gas discharge effect of the gas cylinder directly influences the crystallization quality.
The existing gas cylinder is of a straight cylinder type structure, in the process of repeated use, because the gas exhaust port of the gas cylinder is positioned at the joint of the room temperature outside the furnace and the high temperature inside the furnace, the temperature difference change is large, volatile matters are gathered at the gas exhaust port (namely the inner wall of the tail end of the gas cylinder) to form a hard oxide layer, and the channel of the gas cylinder is blocked when the temperature difference is serious, so that the oxide flows back into a quartz crucible, the oxygen content in a silicon melting material is directly influenced, and the oxygen content of the pulled silicon crystal is too high, and the quality of the silicon crystal is unqualified. In order to ensure the exhaust effect of the gas cylinder, the oxide layer on the inner wall of the gas cylinder needs to be cleaned frequently.
At present, the cleaning mode of the oxide layer on the inner wall of the gas cylinder is manual cleaning, and the cleaning mode mainly has the following problems:
1. the length of the air guide cylinder is long, the inner wall is narrow, and the manual cleaning operation is not smooth;
2. the oxide layer is thick, solid and hard, the manual cleaning is difficult, the cleaning can not be achieved, and the cleaning efficiency is low;
3. the manual cleaning force cannot be controlled, so that the air guide cylinder is easily damaged;
4. the manual cleaning has raised dust and poor working environment.
SUMMERY OF THE UTILITY MODEL
The utility model provides a to prior art not enough, the utility model provides a gas cylinder inner wall grinding device to solve the problem that current manual clearance gas cylinder inner wall oxide layer exists.
In order to achieve the above purpose, the utility model provides a following technical scheme:
an air guide cylinder inner wall grinding device comprises:
an operation table;
the clamping mechanism is arranged on the top surface of the operating platform and used for fixing the gas cylinder to be polished;
the moving mechanism is arranged on the top surface of the operating platform; and
the polishing mechanism is arranged on the moving mechanism;
the polishing mechanism is provided with a polishing head capable of rotating at a variable speed, and the polishing head can horizontally extend into the gas cylinder to polish the inner wall of the gas cylinder through the driving of the moving mechanism.
In one embodiment disclosed in the present application, the clamping mechanism includes a positioning baffle fixedly connected to the top surface of the operating platform and two sets of clamp assemblies arranged at intervals;
a positioning ring for positioning the end part of the air guide cylinder is arranged on the side surface of the positioning baffle plate facing the polishing head;
the inner diameter of the retaining ring decreases in a direction away from the sanding head.
In one embodiment of the present disclosure, the positioning ring is a rubber ring detachably attached to the side of the positioning baffle facing the sanding head.
In one embodiment disclosed in the present application, each set of the clamp assembly includes a locking clamp, a lower limiting block, a support block, and an upper limiting block;
the locking clamp is divided into an upper part and a lower part which are independent, and the lower part of the locking clamp is provided with a hook which is fixedly connected with the side surface of the lower limiting block;
the lower limiting block and the supporting block are respectively and fixedly connected to the top surface of the operating platform;
one end of the upper limiting block is hinged with the upper end of the supporting block, and the other end of the upper limiting block is fixedly connected with the upper part of the locking clamp;
the upper part of the locking clamp is connected with the hook through a U-shaped connecting rod.
In an embodiment disclosed in the application, an arc-shaped notch is formed in one surface of the lower limiting block opposite to the upper limiting block, and a rubber pad is bonded in the arc-shaped notch.
In one embodiment of the present disclosure, the moving mechanism includes a pair of guide rails and a slider;
the two guide rails are arranged on the top surface of the operating platform in parallel;
the sliding seat is in sliding connection with the guide rail through the driving of the air cylinder;
the air cylinder is fixedly arranged on the top surface of the operating platform between the two guide rails and is positioned on one side of the clamping mechanism.
In one embodiment disclosed in the present application, the polishing mechanism includes a rotating shaft, a mounting seat, and a motor;
the polishing head is detachably connected to one end of the rotating shaft;
the rotating shaft is rotatably connected to the vertical side face of the mounting seat and is arranged in parallel to the guide rail;
the mounting seat is fixedly connected to the top surface of the sliding seat;
the motor is fixedly arranged on the inclined side surface of the mounting seat;
the output end of the motor is in transmission connection with the other end of the rotating shaft through a belt transmission pair.
In one embodiment of the present disclosure, the motor is a variable speed motor.
In one embodiment disclosed in the application, the polishing head is a louver wheel polishing head made of scouring pad.
In one embodiment disclosed by the application, a dust collecting pipe communicated with the positioning ring is arranged on the side, away from the polishing head, of the positioning baffle;
the dust collecting pipe is connected with an external dust collector and is used for removing raised dust generated during polishing.
Compared with the prior art, the beneficial effects of the utility model are that:
1. through the drive of the moving mechanism, the rotary polishing head can extend into the long and narrow gas guide cylinder to polish the oxide layer on the inner wall of the gas guide cylinder.
2. The rubber ring has certain elasticity, can not cause the damage to the tip of air guide tube, can play the cushioning effect when polishing head polishes the air guide tube inner wall, conveniently tears open moreover and trades, so can be applicable to the air guide tube of different specifications (diameter).
3. The polishing head is detachably connected with the rotating shaft, when the air cylinders with different specifications (diameters) need to be polished, the polishing head with the corresponding size can be replaced to perfectly contact with the inner wall of the air cylinder to achieve thorough polishing, and the applicability of the polishing device is improved.
4. The speed regulating motor changes the rotating speed through frequency modulation, can adjust the rotating speed of head of polishing to adjust the dynamics of polishing of head of polishing, avoid the air guide tube damaged appearing, and then guarantee the quality and the effect of polishing of air guide tube inner wall.
5. According to the size of the inner wall of the air guide cylinder, the shutter wheel grinding head in the type of scouring pad with the corresponding size can be customized, so that the inner wall of the air guide cylinder is effectively ground under the condition of not damaging the inner wall of the air guide cylinder, and the grinding is ensured to be more thorough.
6. Through the dust collecting pipe communicated with the positioning ring, raised dust generated during polishing can be timely sucked away by an external dust collector, so that the operation environment is improved.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic perspective view of the present invention;
fig. 2 is a schematic perspective view of the present invention;
fig. 3 is a perspective view of the clamp assembly.
Detailed Description
In the following, only certain exemplary embodiments are briefly described. As those skilled in the art would realize, the described embodiments may be modified in various different ways, all without departing from the spirit or scope of the present invention. Accordingly, the drawings and description are to be regarded as illustrative in nature, and not as restrictive.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, are not to be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
The following disclosure provides many different embodiments or examples for implementing different features of the invention. In order to simplify the disclosure of the present invention, the components and arrangements of specific examples are described below. Of course, they are merely examples and are not intended to limit the present invention.
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
Referring to fig. 1 to 3, the present invention provides a gas cylinder inner wall polishing device, including:
an operation table 100;
the clamping mechanism 200 is arranged on the top surface of the operating platform 100 and used for fixing the gas cylinder 500 to be polished;
a moving mechanism 300 provided on the top surface of the operation table 100; and
the polishing mechanism 400 is arranged on the moving mechanism 300;
wherein, the grinding mechanism 400 is provided with a grinding head 410 which can rotate at a variable speed, and the grinding head 410 can horizontally extend into the gas cylinder 500 to grind the inner wall thereof through the driving of the moving mechanism 300.
Specifically, the console 100 has four legs, and a frame with a surrounding plate (neither leg nor frame is shown) is disposed above the four legs, so that the clamping mechanism 200, the moving mechanism 300, and the grinding mechanism 400 can be covered, wherein the surrounding plate at the front side is a vertical hinged door with an observation window to facilitate loading and unloading of the gas cylinder.
The clamping mechanism 200 comprises a positioning baffle 210 fixedly connected to the top surface of the operating platform 100 and two sets of clamp assemblies 220 arranged at intervals, a positioning ring 211 for positioning the end of the gas cylinder 500 is arranged on the side, facing the polishing head 410, of the positioning baffle 210, and the inner diameter of the positioning ring 211 is gradually reduced along the direction away from the polishing head 410 (i.e., the positioning ring is in a horn-shaped structure), so that the gas cylinder 500 and the polishing head 410 can be ensured to be coaxial, and quick centering is realized.
In this embodiment, the retaining ring 211 is a rubber ring that is removably attached to the side of the retaining baffle 210 facing the sanding head 410. The rubber ring has certain elasticity, can not cause the damage to the tip of air guide tube 500, can play the cushioning effect when polishing head 410 polishes the inner wall of air guide tube 500, conveniently tears open moreover and trades, so can be applicable to the air guide tube 500 of different specifications (diameter).
Referring to fig. 3, each set of clamp assembly 220 includes a locking clamp 221, a lower limiting block 222, a supporting block 223 and an upper limiting block 224, the locking clamp 221 is divided into an upper part and a lower part, the lower part of the locking clamp 221 is a hook fixedly connected to the side surface of the lower limiting block 222, the lower limiting block 222 and the supporting block 223 are respectively and fixedly connected to the top surface of the operating platform 100, one end of the upper limiting block 224 is hinged to the upper end of the supporting block 223, the other end of the upper limiting block 224 is fixedly connected to the upper part of the locking clamp 221, and the upper part of the locking clamp 221 is connected to the hook through a U-shaped connecting rod 225. Specifically, the locking clamp 221 has a model number GN 851.3-700, and its detailed structure belongs to the prior art, and therefore will not be described.
In order to clamp the gas cylinders 500 with different specifications (diameters), arc-shaped notches are formed in the surfaces, opposite to the upper limiting block 224, of the lower limiting block 222, and rubber pads are bonded in the arc-shaped notches.
The moving mechanism 300 includes a pair of guide rails 310 and a sliding base 320, the two guide rails 310 are disposed on the top surface of the operating table 100 in parallel, the sliding base 320 is slidably connected to the guide rails 310 by driving of an air cylinder 330, and the air cylinder 330 is fixedly mounted on the top surface of the operating table 100 between the two guide rails 310 and located on one side of the clamping mechanism 200.
The polishing mechanism 400 comprises a rotating shaft 420, a mounting seat 430 and a motor 440, wherein the polishing head 410 is detachably connected to one end of the rotating shaft 420, the rotating shaft 420 is rotatably connected to the vertical side surface of the mounting seat 430 and is arranged parallel to the guide rail 310, the mounting seat 430 is fixedly connected to the top surface of the sliding seat 320, the motor 440 is fixedly mounted on the inclined side surface of the mounting seat 430, and the output end of the motor 440 is in transmission connection with the other end of the rotating shaft 420 through a belt transmission pair. The polishing head 410 is detachably connected with the rotating shaft 420, and when the gas cylinders 500 of different specifications (diameters) need to be polished, the polishing head 410 with the corresponding size can be replaced to perfectly contact with the inner walls of the gas cylinders 500 so as to achieve thorough polishing, so that the applicability of the polishing device is improved.
In the present embodiment, the motor 440 is a variable speed motor. The speed regulating motor changes the rotating speed through frequency modulation, and can adjust the rotating speed of the polishing head 410, so that the polishing force of the polishing head 410 is adjusted, the air guide cylinder 500 is prevented from being damaged, and the polishing quality and effect of the inner wall of the air guide cylinder 500 are guaranteed.
In this embodiment, the polishing head 410 is a shutter wheel polishing head made of scouring pad. According to the size of the inner wall of the gas cylinder 500, the louver wheel grinding head in the type of scouring pad with the corresponding size can be customized, so that the inner wall of the gas cylinder 500 can be effectively ground under the condition that the inner wall of the gas cylinder 500 is not damaged, and the grinding is more thorough.
Referring to fig. 2, a dust collecting pipe 212 communicated with the positioning ring 211 is arranged on the side of the positioning baffle 210 away from the polishing head 410, and the dust collecting pipe 212 is connected with an external dust collector (not shown in the figure) and used for removing dust generated during polishing so as to improve the working environment.
The working principle of the gas cylinder inner wall grinding device is as follows:
firstly, the gas cylinder 500 to be polished is placed on the lower limiting block 222, one end of the gas cylinder is clamped into the positioning ring 211, then the upper limiting block 224 is turned over to be pressed on the outer circular surface of the gas cylinder 500, then the U-shaped connecting rod 225 is connected to the hook, finally the upper part of the locking clamp 221 is pulled to enable the U-shaped connecting rod 225 to be buckled with the hook and locked, and therefore the upper limiting block 224 is pulled to clamp the gas cylinder 500 so as to achieve quick positioning, clamping and replacement of the gas cylinder 500; starting the external dust collector and the motor 440, wherein the motor 440 drives the rotating shaft 420 to rotate, so as to provide power for the rotation of the polishing head 410; then, the rotating polishing head 410 is driven by the cylinder 330 to move in the horizontal direction, so as to extend into the gas cylinder 500 to polish the inner wall thereof, and the dust generated during polishing is sucked away by the external dust collector through the dust collecting pipe 212 to be removed. That is, the rotational polishing head 410 can be extended into the elongated gas cylinder 500 by the driving of the moving mechanism 300 to polish the inner wall oxide layer, and compared with manual cleaning, the operation is smooth, efficient and reliable, and the cleaning efficiency of the inner wall oxide layer of the gas cylinder 500 is improved.
The above-mentioned embodiment is only the preferred embodiment of the present invention, and is not to the limitation of the technical solution of the present invention, as long as the technical solution can be realized on the basis of the above-mentioned embodiment without creative work, all should be regarded as falling into the protection scope of the right of the present invention.
Claims (10)
1. The utility model provides a gas cylinder inner wall grinding device which characterized in that includes:
an operation table;
the clamping mechanism is arranged on the top surface of the operating platform and used for fixing the gas cylinder to be polished;
the moving mechanism is arranged on the top surface of the operating platform; and
the polishing mechanism is arranged on the moving mechanism;
the polishing mechanism is provided with a polishing head capable of rotating at a variable speed, and the polishing head can horizontally extend into the gas cylinder to polish the inner wall of the gas cylinder through the driving of the moving mechanism.
2. The gas cylinder inner wall grinding device according to claim 1, wherein:
the clamping mechanism comprises a positioning baffle fixedly connected to the top surface of the operating platform and two sets of clamp assemblies arranged at intervals;
a positioning ring for positioning the end part of the gas cylinder is arranged on the side surface of the positioning baffle plate facing the polishing head;
the inner diameter of the retaining ring decreases in a direction away from the sanding head.
3. The gas cylinder inner wall polishing device according to claim 2, wherein the positioning ring is a rubber ring detachably attached to a side of the positioning baffle plate facing the polishing head.
4. The gas cylinder inner wall grinding device according to claim 2 or 3, wherein:
each set of the clamp assembly comprises a locking clamp, a lower limiting block, a support block and an upper limiting block;
the locking clamp is divided into an upper part and a lower part which are independent, and the lower part of the locking clamp is provided with a hook which is fixedly connected with the side surface of the lower limiting block;
the lower limiting block and the supporting block are respectively and fixedly connected to the top surface of the operating platform;
one end of the upper limiting block is hinged with the upper end of the supporting block, and the other end of the upper limiting block is fixedly connected with the upper part of the locking clamp;
the upper part of the locking clamp is connected with the hook through a U-shaped connecting rod.
5. The gas cylinder inner wall grinding device according to claim 4, wherein the lower limiting block and the upper limiting block are provided with arc-shaped notches on the surfaces opposite to each other, and rubber pads are bonded in the arc-shaped notches.
6. The gas cylinder inner wall grinding device according to claim 1 or 5, wherein:
the moving mechanism comprises a pair of guide rails and a sliding seat;
the two guide rails are arranged on the top surface of the operation table in parallel;
the sliding seat is in sliding connection with the guide rail through the driving of the air cylinder;
the air cylinder is fixedly arranged on the top surface of the operating platform between the two guide rails and is positioned on one side of the clamping mechanism.
7. The gas cylinder inner wall grinding device according to claim 6, wherein:
the polishing mechanism comprises a rotating shaft, a mounting seat and a motor;
the polishing head is detachably connected to one end of the rotating shaft;
the rotating shaft is rotatably connected to the vertical side face of the mounting seat and is arranged in parallel to the guide rail;
the mounting seat is fixedly connected to the top surface of the sliding seat;
the motor is fixedly arranged on the inclined side surface of the mounting seat;
the output end of the motor is in transmission connection with the other end of the rotating shaft through a belt transmission pair.
8. The gas cylinder inner wall grinding device according to claim 7, wherein the motor is a speed-adjustable motor.
9. The device for polishing the inner wall of the gas cylinder according to any one of claims 1 to 3 and 8, wherein the polishing head is a louver wheel polishing head made of scouring pad.
10. The gas cylinder inner wall grinding device according to claim 2 or 3, wherein:
a dust collecting pipe communicated with the positioning ring is arranged on the side surface, far away from the polishing head, of the positioning baffle;
the dust collecting pipe is connected with an external dust collector and is used for removing raised dust generated during polishing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222532924.9U CN218427559U (en) | 2022-09-23 | 2022-09-23 | Air guide cylinder inner wall grinding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222532924.9U CN218427559U (en) | 2022-09-23 | 2022-09-23 | Air guide cylinder inner wall grinding device |
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| Publication Number | Publication Date |
|---|---|
| CN218427559U true CN218427559U (en) | 2023-02-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222532924.9U Active CN218427559U (en) | 2022-09-23 | 2022-09-23 | Air guide cylinder inner wall grinding device |
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| CN (1) | CN218427559U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117102995A (en) * | 2023-08-25 | 2023-11-24 | 河北圣亚管件有限公司 | Polishing device for inner surface of elbow fitting |
-
2022
- 2022-09-23 CN CN202222532924.9U patent/CN218427559U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117102995A (en) * | 2023-08-25 | 2023-11-24 | 河北圣亚管件有限公司 | Polishing device for inner surface of elbow fitting |
| CN117102995B (en) * | 2023-08-25 | 2024-04-05 | 河北圣亚管件有限公司 | Polishing device for inner surface of elbow fitting |
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