CN107571125A - A kind of full-automatic inner tank wall burnishing device - Google Patents
A kind of full-automatic inner tank wall burnishing device Download PDFInfo
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- CN107571125A CN107571125A CN201710939426.7A CN201710939426A CN107571125A CN 107571125 A CN107571125 A CN 107571125A CN 201710939426 A CN201710939426 A CN 201710939426A CN 107571125 A CN107571125 A CN 107571125A
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- rotating disk
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- movable plate
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- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The present invention proposes a kind of full-automatic inner tank wall burnishing device, including base, positioning fixed mechanism and polishing mechanism, positioning fixed mechanism includes rotating disk, the first drive mechanism and multiple positioning mountings, rotating disk is rotatably installed on base, and the first drive mechanism is connected to driving rotating disk rotation with rotating disk；Multiple positioning mountings be movably mounted on rotating disk and the moving direction of positioning mounting for rotating disk radially, and multiple positioning mountings are circumferentially distributed centered on the center of rotating disk；Polishing mechanism includes installing plate, movable plate, support frame, the second drive mechanism, the 3rd drive mechanism and polishing assembly.The present invention is easy to use, and tank body is not easy to rock, and position of the positioning mounting on rotating disk is adjustable, and to adjust the size of centring ring, to adapt to the clamping position of various sizes of tank body, grinding efficiency is high, applied widely.
Description
Technical field
The present invention relates to tank body processing technique field, more particularly to a kind of full-automatic inner tank wall burnishing device.
Background technology
Tank body in process of production, will be processed by shot blasting that traditional polishing is to use manual type to tank body inner headed face,
Manually it is polished with emery wheel in tank wall, it is poor that this artificial polishing mode polishes texture, and polishing efficiency is low.
The content of the invention
Based on technical problem present in background technology, the present invention proposes a kind of full-automatic inner tank wall burnishing device.
A kind of full-automatic inner tank wall burnishing device proposed by the present invention, including base, positioning fixed mechanism and polishing machine
Structure, wherein：
Positioning fixed mechanism includes rotating disk, the first drive mechanism and multiple positioning mountings, rotating disk and is rotatably installed in base
On, the first drive mechanism is connected to driving rotating disk rotation with rotating disk；Multiple positioning mountings are movably mounted on rotating disk
And the moving direction of positioning mounting is rotating disk radial direction, and multiple positioning mountings are circumferentially divided centered on the center of rotating disk
Cloth；
Polishing mechanism includes installing plate, movable plate, support frame, the second drive mechanism, the 3rd drive mechanism and polishing assembly,
Base both sides are provided with the first side frame, the second side frame arranged vertically, and installing plate is located above base and installing plate both ends respectively can
On the first side frame, the second side frame, the second drive mechanism is connected to drive installation plate in vertical side with installing plate for movement
To moving up and down；Support frame is arranged vertically and support frame is arranged on installing plate and coaxially set with rotating disk close to base side, support frame
Put and support frame one end is connected with installing plate, movable plate is movably mounted on support frame, and the 3rd drive mechanism connects with movable plate
Connect for driving movable plate vertically to be moved up and down on support frame；Polishing assembly include connecting rod, the 4th drive mechanism,
5th drive mechanism, the first roller, the second roller and sand belt, connecting rod one end are arranged on movable plate by axis of rotation,
4th drive mechanism is arranged on movable plate and the 4th drive mechanism is connected to drive connection bar rotation, the first rolling with connecting rod
Wheel, the second roller are rotatably installed in connecting rod, and sand belt is sleeved on the first roller, on the second roller, the 5th drive mechanism
It is connected to drive the first roller to rotate with the first roller.
Preferably, support frame is provided with limited block close to rotating disk one end.
Preferably, in addition to controlling organization, the first distance measuring sensor, the second distance measuring sensor, first angle sensor,
Two angular transducers, the first distance measuring sensor are used to detect the distance between installing plate and rotating disk value, and the second distance measuring sensor is used
In detection the distance between movable plate and limited block value, first angle sensor is for detecting connecting rod rotational angle, second jiao
Degree sensor is used for the angle for detecting rotating disk rotation, controlling organization and the first drive mechanism, the second drive mechanism, the 3rd driving machine
Structure, the 4th drive mechanism, the 5th drive mechanism, distance measuring sensor, angular transducer connection, controlling organization default first is apart from threshold
The distance between the installing plate of first distance measuring sensor detection and rotating disk are simultaneously worth with first apart from threshold by value, second distance threshold value
Value, second distance threshold value compare, wherein the first distance threshold is less than second distance threshold value；Controlling organization the default 3rd is apart from threshold
The distance between the movable plate of second distance measuring sensor detection and limited block are simultaneously worth with the 3rd apart from threshold by value, the 4th distance threshold
Value, the 4th distance threshold compare, wherein the 3rd distance threshold, the 4th distance threshold；Controlling organization preset first angle threshold value is simultaneously
The angle that the connecting rod that first angle sensor is detected rotates is compared with first angle threshold value；Controlling organization preset second angle
The angle that threshold value and the rotating disk for detecting second angle sensor rotate is compared with second angle threshold value；
In the operating condition, tank body to be polished is placed on rotating disk and tank body carried out by multiple positioning mountings
Positioning is fixed, and controlling organization the second drive mechanism drive installation plate moves down, when the installing plate of the first distance measuring sensor detection
When being less than the first distance threshold with the distance of rotating disk, controlling organization controls the second drive mechanism to stop drive installation plate to moving down
It is dynamic；Then controlling organization controls the 3rd drive mechanism driving movable plate to move down close to limited block, when the second distance measuring sensor
When detecting that the distance between movable plate and limited block value are less than three distance thresholds, controlling organization controls the 3rd drive mechanism to stop
Only driving movable plate moves down, while controls the 4th drive mechanism drive connection bar to be rotated to close to inner tank wall direction, when first
When angular transducer detects that the angle that connecting rod rotates is more than angle threshold, controlling organization controls the 4th drive mechanism to stop driving
Dynamic connecting rod rotates, and now sand belt and inner tank wall are against while controlling organization controls the rolling of the 5th drive mechanism driving first
Wheel rotates and controls the 3rd drive mechanism driving movable plate to move up；When the second distance measuring sensor detect movable plate with it is spacing
When the distance between block value is equal to four distance thresholds, controlling organization controls the 3rd drive mechanism to stop driving movable plate and moved down simultaneously
The 4th drive mechanism drive connection bar is controlled to rotate reset, while the driving of controlling organization control first to away from inner tank wall direction
Mechanism driving rotating disk rotates；When second angle sensor detects that the angle that rotating disk rotates is equal to second angle threshold value, control
The drive mechanism of mechanism controls first stop driving rotating disk rotate, when distance measuring sensor detect between movable plate and limited block away from
When being less than the first distance threshold from value, controlling organization controls the 3rd drive mechanism to stop driving movable plate and moved down, and repeats above-mentioned dynamic
Make until the total angle that rotating disk rotates reaches 360 °.
Preferably, positioning mounting includes positioning seat and arc elastic plate, and positioning seat is movably mounted on rotating disk and determined
For rotating disk radially, arc elastic plate is fixed on positioning seat the moving direction of position seat and the arc opening of arc elastic plate is towards turning
Disk center direction.
Preferably, rotating disk is provided with the quantity chute consistent with positioning mounting quantity, and multiple chutes are with the center of rotating disk
Centered on circumferentially distribution and chute is along rotating disk radial arrangement, its bearing of trend arranged for interval of chute interior edge has multiple first spacing
Screw, positioning seat are provided with the second spacing screw, when the second spacing screw and one of them first spacing screw to it is corresponding when second
Spacing screw is connected with the first spacing screw by stop screw.
Full-automatic inner tank wall burnishing device proposed by the present invention, in use, tank body is placed on rotating disk, and by more
Tank body is fixed on the positioning the centring ring that individual positioning mounting is formed, and is rotated by rotating disk and drive tank body to rotate, by the
Four drive mechanism drive connection bars rotate the position adjustment for realizing connecting rod, to realize that sand belt against tank body, is often completed once
Polishing, rotating disk turn an angle, until completing the polishing of whole inner tank wall.The present invention is easy to use, and tank body is not easy to rock,
Position of the positioning mounting on rotating disk is adjustable, to adjust the size of centring ring, is determined with adapting to the clamping of various sizes of tank body
Position, grinding efficiency is high, applied widely.
Brief description of the drawings
Fig. 1 is a kind of structural representation of full-automatic inner tank wall burnishing device proposed by the present invention；
Fig. 2 is a kind of structural representation of full-automatic inner tank wall burnishing device turntable proposed by the present invention.
Embodiment
Reference picture 1, Fig. 2, the present invention propose a kind of full-automatic inner tank wall burnishing device, including base 1, the fixed machine of positioning
Structure, polishing mechanism, controlling organization, the first distance measuring sensor, the second distance measuring sensor, first angle sensor and second angle pass
Sensor, wherein：
Positioning fixed mechanism includes rotating disk 2, the first drive mechanism and multiple positioning mountings, and rotating disk 2 is rotatably installed in bottom
On seat 1, rotating disk 2 is provided with multiple chutes 19, and multiple chutes 19 are circumferentially distributed centered on the center of rotating disk 2 and the edge of chute 19
The radial arrangement of rotating disk 2, its bearing of trend arranged for interval of the interior edge of chute 19 have the multiple first spacing screws 16.First drive mechanism with
Rotating disk 2 is connected to driving rotating disk 2 and rotated.The quantity of positioning mounting is consistent with the quantity of chute 19, and positioning mounting includes
Positioning seat 14 and arc elastic plate 15, the positioning seat 14 of multiple positioning mountings is separately mounted in multiple chutes 19 and positioning seat
14 can move along chute 19, and positioning seat 14 is provided with the second spacing screw 17, when the second spacing screw 17 and one of them the
The second spacing screw 17 is connected with the first spacing screw 16 by stop screw when one spacing screw 16 is to corresponding to, arc elastic plate
15 are fixed on positioning seat 14 and the arc opening of arc elastic plate 15 is towards the center position of rotating disk 2.
Polishing mechanism includes installing plate 3, movable plate 4, support frame 5, the second drive mechanism, the 3rd drive mechanism and polishing group
Part.The both sides of base 1 are provided with the first side frame 6, the second side frame 7 arranged vertically, and installing plate 3 is located at 3 liang of the top of base 1 and installing plate
End is movably mounted to the first side frame 6, on the second side frame 7 respectively, and the second drive mechanism is connected to drive installation with installing plate 3
Moved under the in the vertical direction of plate 3.Arrangement and support frame 5 are arranged on installing plate 3 close to the side of base 1, support to support frame 5 vertically
Frame 5 is coaxially disposed with rotating disk 2 and the one end of support frame 5 is connected with installing plate 3, and support frame 5 is provided with limited block close to the one end of rotating disk 2
13.Movable plate 4 is movably mounted on support frame 5, and the 3rd drive mechanism is connected to drive movable plate 4 propping up with movable plate 4
Vertically moved up and down on support 5.Polishing assembly includes connecting rod 8, the 4th drive mechanism 9, the 5th drive mechanism, first
Roller 10, the second roller 11 and sand belt 12, the one end of connecting rod 8 are arranged on movable plate 4 by axis of rotation, the 4th driving machine
Structure 9 is arranged on movable plate 4 and the 4th drive mechanism 9 is connected to drive connection bar 8 with connecting rod 8 and rotated, the first roller 10,
Second roller 11 is rotatably installed in connecting rod 8, and sand belt 12 is sleeved on the first roller 10, on the second roller 11, and the 5th drives
Motivation structure is connected to drive the first roller 10 to rotate with the first roller 10.
First distance measuring sensor is used to detect the distance between installing plate 3 and rotating disk 2 value, and the second distance measuring sensor is used to examine
The distance between movable plate 4 and limited block 13 value are surveyed, first angle sensor is for detecting the rotational angle of connecting rod 8, second jiao
Degree sensor is used for the angle for detecting the rotation of rotating disk 2.
Controlling organization and the first drive mechanism, the second drive mechanism, the 3rd drive mechanism, the 4th drive mechanism the 9, the 5th are driven
Motivation structure, distance measuring sensor, angular transducer connection, controlling organization preset the first distance threshold, second distance threshold value and by the
The distance between installing plate 3 and rotating disk 2 of the detection of one distance measuring sensor are worth compared with the first distance threshold, second distance threshold value,
Wherein the first distance threshold is less than second distance threshold value；Controlling organization presets the 3rd distance threshold, the 4th distance threshold and by
The distance between the movable plate 4 and limited block 13 of the detection of two distance measuring sensors value and the 3rd distance threshold, the 4th distance threshold ratio
Compared with wherein the 3rd distance threshold, the 4th distance threshold；Controlling organization preset first angle threshold value simultaneously examines first angle sensor
The angle that the connecting rod 8 of survey rotates is compared with first angle threshold value；Controlling organization preset second angle threshold value and by second angle
The angle that the rotating disk 2 of sensor detection rotates is compared with second angle threshold value.
In the operating condition, tank body to be polished is placed on rotating disk 2 and tank body entered by multiple positioning mountings
Row positioning is fixed, and the second drive mechanism of controlling organization drive installation plate 3 moves down, when the installation of the first distance measuring sensor detection
When the distance of plate 3 and rotating disk 2 is less than the first distance threshold, controlling organization control the second drive mechanism stopping drive installation plate 3 to
Lower movement；Then controlling organization controls the 3rd drive mechanism driving movable plate 4 to move down close to limited block 13, when the second ranging
When sensor detects that the distance between movable plate 4 and limited block 13 value are less than three distance thresholds, controlling organization control the 3rd
Drive mechanism stops driving movable plate 4 and moved down, while controls the drive connection bar 8 of the 4th drive mechanism 9 to close to inner tank wall side
To rotation, when first angle sensor detects that the angle that connecting rod 8 rotates is more than angle threshold, controlling organization control the 4th
Drive mechanism 9 stops drive connection bar 8 and rotated, and now sand belt 12 and inner tank wall are against while controlling organization control the 5th
Drive mechanism drives the first roller 10 to rotate and controls the 3rd drive mechanism driving movable plate 4 to move up；When the second ranging passes
When sensor detects that the distance between movable plate 4 and limited block 13 value are equal to four distance thresholds, controlling organization control the 3rd is driven
Motivation structure stops driving movable plate 4 and moves down and control the drive connection bar 8 of the 4th drive mechanism 9 to be rotated to away from inner tank wall direction
Reset, while controlling organization controls the first drive mechanism driving rotating disk 2 to rotate；When second angle sensor detects 2 turns of rotating disk
When dynamic angle is equal to second angle threshold value, controlling organization controls the first drive mechanism to stop driving rotating disk 2 and rotated, when ranging passes
When sensor detects that the distance between movable plate 4 and limited block 13 value are less than the first distance threshold, controlling organization control the 3rd is driven
Motivation structure stops driving movable plate 4 and moved down, and repeats above-mentioned action until the total angle that rotating disk 2 rotates reaches 360 °.
A kind of full-automatic inner tank wall burnishing device proposed by the present invention, in use, tank body 20 is placed on rotating disk 2,
And tank body 20 is fixed on the positioning by the centring ring that multiple positioning mountings are formed, and rotated by rotating disk 2 and drive tank body
20 rotate, and the position adjustment for realizing connecting rod 9 are rotated by the drive connection bar 8 of the 4th drive mechanism 9, to realize that sand belt 11 supports
By the inwall of tank body 20, often complete once to polish, rotating disk turns an angle, until completing the polishing of the whole inwall of tank body 20.This
To invent easy to use, tank body 20 is not easy to rock, and position of the positioning mounting on rotating disk 2 is adjustable, to adjust the size of centring ring,
To adapt to the clamping position of various sizes of tank body 20, grinding efficiency is high, applied widely.
The foregoing is only a preferred embodiment of the present invention, but protection scope of the present invention be not limited thereto,
Any one skilled in the art the invention discloses technical scope in, technique according to the invention scheme and its
Inventive concept is subject to equivalent substitution or change, should all be included within the scope of the present invention.
Claims (5)
1. a kind of full-automatic inner tank wall burnishing device, it is characterised in that including base (1), positioning fixed mechanism and polishing machine
Structure, wherein：
Positioning fixed mechanism includes rotating disk (2), the first drive mechanism and multiple positioning mountings, and rotating disk (2) is rotatably installed in bottom
On seat (1), the first drive mechanism is connected to driving rotating disk (2) rotation with rotating disk (2)；The removable peace of multiple positioning mountings
On rotating disk (2) and positioning mounting moving direction for rotating disk (2) radially, and multiple positioning mountings are with rotating disk (2)
Circumferentially it is distributed centered on center；
Polishing mechanism include installing plate (3), movable plate (4), support frame (5), the second drive mechanism (18), the 3rd drive mechanism and
Polishing assembly, base (1) both sides are provided with the first side frame (6), the second side frame (7) arranged vertically, and installing plate (3) is located at base
(1) top and installing plate (3) both ends are movably mounted to the first side frame (6), on the second side frame (7) respectively, the second drive mechanism
It is connected to move under drive installation plate (3) in the vertical direction with installing plate (3)；Support frame (5) is arranged vertically and support frame
(5) be arranged on installing plate (3) close to base (1) side, support frame (5) be coaxially disposed with rotating disk (2) and support frame (5) one end with
Installing plate (3) is connected, and movable plate (4) is movably mounted on support frame (5), and the 3rd drive mechanism is connected use with movable plate (4)
Vertically moved up and down on support frame (5) in driving movable plate (4)；Polishing assembly includes connecting rod (8), the 4th driving
Mechanism (9), the 5th drive mechanism, the first roller (10), the second roller (11) and sand belt (12), connecting rod (8) one end pass through
Axis of rotation be arranged on movable plate (4) on, the 4th drive mechanism (9) be arranged on movable plate (4) on and the 4th drive mechanism (9) with
Connecting rod (8) is connected to drive connection bar (8) rotation, and the first roller (10), the second roller (11) are rotatably installed in connection
On bar (8), sand belt (12) is sleeved on the first roller (10), on the second roller (11), the 5th drive mechanism and the first roller
(10) it is connected to drive the first roller (10) to rotate.
2. full-automatic inner tank wall burnishing device according to claim 1, it is characterised in that support frame (5) is close to rotating disk
(2) one end is provided with limited block (13).
3. full-automatic inner tank wall burnishing device according to claim 2, it is characterised in that also including controlling organization, the
One distance measuring sensor, the second distance measuring sensor, first angle sensor, second angle sensor, the first distance measuring sensor are used for
The distance between installing plate (3) and rotating disk (2) value are detected, the second distance measuring sensor is used to detect movable plate (4) and limited block
The distance between (13) value, first angle sensor are used to detect connecting rod (8) rotational angle, and second angle sensor is used to examine
Survey the angle that rotating disk (2) rotates, controlling organization and the first drive mechanism, the second drive mechanism, the 3rd drive mechanism, the 4th driving
Mechanism (9), the 5th drive mechanism, distance measuring sensor, angular transducer connection, controlling organization preset the first distance threshold, second
The distance between distance threshold and installing plate (3) and rotating disk (2) by the detection of the first distance measuring sensor value and the first distance threshold,
Second distance threshold value compares, wherein the first distance threshold is less than second distance threshold value；Controlling organization presets the 3rd distance threshold,
The distance between the movable plate (4) of second distance measuring sensor detection and limited block (13) are simultaneously worth and the 3rd distance by four distance thresholds
Threshold value, the 4th distance threshold compare, wherein the 3rd distance threshold, the 4th distance threshold；Controlling organization preset first angle threshold value
And the angle that the connecting rod (8) for detecting first angle sensor rotates is compared with first angle threshold value；Controlling organization default the
The angle that two angle thresholds and the rotating disk (2) for detecting second angle sensor rotate is compared with second angle threshold value；
In the operating condition, tank body to be polished is placed on rotating disk (2) and tank body carried out by multiple positioning mountings
Positioning is fixed, and controlling organization the second drive mechanism drive installation plate (3) moves down, when the installation of the first distance measuring sensor detection
When the distance of plate (3) and rotating disk (2) is less than the first distance threshold, controlling organization controls the second drive mechanism to stop drive installation plate
(3) move down；Then controlling organization controls the 3rd drive mechanism driving movable plate (4) to move down close to limited block (13),
When the second distance measuring sensor detects that the distance between movable plate (4) and limited block (13) value are less than three distance thresholds, control
The drive mechanism of mechanism controls the 3rd processed stops driving movable plate (4) and moved down, while controls the 4th drive mechanism (9) drive connection bar
(8) rotated to close to inner tank wall direction, when first angle sensor detects that the angle that connecting rod (8) rotates is more than angle threshold
During value, controlling organization controls the 4th drive mechanism (9) to stop drive connection bar (8) and rotated, now in sand belt (12) and tank body
Wall against, while controlling organization control the 5th drive mechanism drive the first roller (10) rotate and control the 3rd drive mechanism drive
Movable plate (4) moves up；When the second distance measuring sensor detects that movable plate (4) is equal to the distance between limited block (13) value
During four distance thresholds, controlling organization controls the 3rd drive mechanism to stop driving movable plate (4) and moves down and control the 4th driving machine
Structure (9) drive connection bar (8) rotates reset to away from inner tank wall direction, while controlling organization controls the driving of the first drive mechanism
Rotating disk (2) rotates；When second angle sensor detects that the angle that rotating disk (2) rotates is equal to second angle threshold value, control machine
Structure controls the first drive mechanism to stop driving rotating disk (2) and rotated, when distance measuring sensor detects movable plate (4) and limited block (13)
The distance between value when being less than the first distance threshold, controlling organization controls the 3rd drive mechanism to stop driving movable plate (4) to move down,
Above-mentioned action is repeated until the total angle that rotating disk (2) rotates reaches 360 °.
4. the full-automatic inner tank wall burnishing device according to any one of claim 1-3, it is characterised in that positioning is fixed
Part includes positioning seat (14) and arc elastic plate (15), and positioning seat (14) is movably mounted on rotating disk (2) and positioning seat (14)
Moving direction for rotating disk (2) radially, arc elastic plate (15) is fixed on positioning seat (14) and the arc of arc elastic plate (15)
Shape opening is towards rotating disk (2) center position.
5. full-automatic inner tank wall burnishing device according to claim 4, it is characterised in that rotating disk (2) is provided with quantity
The chute (19) consistent with positioning mounting quantity, multiple chutes (19) centered on the center of rotating disk (2) circumferentially distribution and
Chute (19) has the multiple first spacing screws along rotating disk (2) radial arrangement, its bearing of trend arranged for interval of chute (19) interior edge
(16), positioning seat (14) is provided with the second spacing screw (17), when the second spacing screw (17) and one of them first spacing spiral shell
To (16) at once, the second spacing screw (17) is connected with the first spacing screw (16) by stop screw in hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710939426.7A CN107571125A (en) | 2017-10-11 | 2017-10-11 | A kind of full-automatic inner tank wall burnishing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710939426.7A CN107571125A (en) | 2017-10-11 | 2017-10-11 | A kind of full-automatic inner tank wall burnishing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107571125A true CN107571125A (en) | 2018-01-12 |
Family
ID=61040096
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710939426.7A Pending CN107571125A (en) | 2017-10-11 | 2017-10-11 | A kind of full-automatic inner tank wall burnishing device |
Country Status (1)
| Country | Link |
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| CN (1) | CN107571125A (en) |
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| CN108214172A (en) * | 2018-03-23 | 2018-06-29 | 安徽义良罐业科技有限公司 | A kind of interior grinding device of tank body |
| CN109909821A (en) * | 2019-04-08 | 2019-06-21 | 苏州振吴电炉有限公司 | A kind of furnace grinding device for inner surface and its polishing process |
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| CN106625100A (en) * | 2017-03-06 | 2017-05-10 | 安徽鑫艺达抛光机械有限公司 | Tank weld polishing system |
| CN106903578A (en) * | 2017-03-06 | 2017-06-30 | 安徽鑫艺达抛光机械有限公司 | A kind of reactor inwall numerical control polishing |
| CN206316882U (en) * | 2016-11-28 | 2017-07-11 | 河南中帅金属制品有限公司 | A kind of portable iron pan inner wall grinding device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| EP1958731B1 (en) * | 2007-02-14 | 2013-05-15 | Tech Group Europe Limited | Polishing pig for polishing tubes internally, method and device using it |
| CN205147965U (en) * | 2015-12-09 | 2016-04-13 | 宜都楚新工业搪瓷有限公司 | Internal wall emery wheel polishing device of jar |
| CN205571489U (en) * | 2016-03-21 | 2016-09-14 | 浙江羿阳太阳能科技有限公司 | Flange joint spot facing work frock for drilling machine |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108214172A (en) * | 2018-03-23 | 2018-06-29 | 安徽义良罐业科技有限公司 | A kind of interior grinding device of tank body |
| CN109909821A (en) * | 2019-04-08 | 2019-06-21 | 苏州振吴电炉有限公司 | A kind of furnace grinding device for inner surface and its polishing process |
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Application publication date: 20180112 |
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| RJ01 | Rejection of invention patent application after publication |