CN108857883A - A kind of grinding device for outer surface of steel tube processing - Google Patents
A kind of grinding device for outer surface of steel tube processing Download PDFInfo
- Publication number
- CN108857883A CN108857883A CN201810630638.1A CN201810630638A CN108857883A CN 108857883 A CN108857883 A CN 108857883A CN 201810630638 A CN201810630638 A CN 201810630638A CN 108857883 A CN108857883 A CN 108857883A
- Authority
- CN
- China
- Prior art keywords
- fixedly connected
- shaft
- steel tube
- grinding device
- bearing seat
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/06—Work supports, e.g. adjustable steadies
- B24B41/067—Work supports, e.g. adjustable steadies radially supporting workpieces
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B27/00—Other grinding machines or devices
- B24B27/0015—Hanging grinding machines
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B27/00—Other grinding machines or devices
- B24B27/033—Other grinding machines or devices for grinding a surface for cleaning purposes, e.g. for descaling or for grinding off flaws in the surface
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/02—Frames; Beds; Carriages
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B47/00—Drives or gearings; Equipment therefor
- B24B47/02—Drives or gearings; Equipment therefor for performing a reciprocating movement of carriages or work- tables
- B24B47/04—Drives or gearings; Equipment therefor for performing a reciprocating movement of carriages or work- tables by mechanical gearing only
Abstract
The invention discloses a kind of grinding devices for outer surface of steel tube processing, including fixed mesa, the fixed mesa lower left is fixedly connected with motor cabinet, motor is fixedly connected with below motor cabinet, first bearing seat is fixedly connected on the left of motor, first bearing seat inner rotation is connected with first rotating shaft, first rotating shaft is fixedly connected with motor output end, the first rotating shaft left end is fixedly connected with driving gear, fixed mesa upper left is fixedly connected with second bearing seat, second bearing seat inner rotation is connected with the second shaft, second shaft right end is fixedly connected with scroll chuck, second shaft left end is fixedly connected with driven gear, driven gear is meshed with driving gear.Compared with prior art, the beneficial effects of the invention are as follows：The configuration of the present invention is simple, it is easy to use, it is polished by way of back and forth polishing steel tube surface when in use, while the polishing dynamics of device is manually adjustable, and then guarantee the efficiency of device polishing.
Description
Technical field
The present invention relates to a kind of steel pipe process equipment, specifically a kind of grinding device for outer surface of steel tube processing.
Background technique
With hollow section, length is much larger than diameter or the steel of perimeter.It is divided into round, rectangular, square by cross sectional shape
Shape and chapped pipe；It is divided into structural carbon steel steel pipe, low-alloy structural steel steel pipe, steel alloy steel pipe and composite steel tube by material；
It is divided into conveyance conduit use by purposes, engineering structure is used, Thermal Equipment is used, petrochemical industry is used, machine-building use, geological drilling
With, high-tension apparatus steel pipe etc.；It is divided into seamless steel pipe and welded still pipe by production technology, wherein seamless steel pipe divides hot rolling and cold again
Two kinds are rolled, welded still pipe divides straight seam welded steel pipe and screw seam welding steel pipe again.
Steel pipe is applied not only to trandfer fluid and powdery solid, exchange thermal energy, manufacture machine components and container, it is still a kind of
Economic steel.Building structure rack, pillar and machinery mount are manufactured with steel pipe, weight can be mitigated, saves metal 20~40%,
And it can realize batch production mechanized construction.Steel can be saved, simplify construction by manufacturing highway bridge not only with steel pipe, and can be big
The big area for reducing stopping off, investment reduction and maintenance cost.
The use scope of steel pipe is very extensive, if steel pipe, which is placed, will generate corrosion without using rear surface for a period of time,
If be not pocessed, corrosion rate can be getting faster, and finally thoroughly be scrapped, and cause the biggish wasting of resources.This field thus
Technical staff proposes a kind of grinding device for outer surface of steel tube processing, to solve the problems, such as to propose in above-mentioned background.
Summary of the invention
The purpose of the present invention is to provide a kind of grinding devices for outer surface of steel tube processing, to solve above-mentioned background skill
The problem of being proposed in art.
To achieve the above object, the present invention provides the following technical solutions：
A kind of grinding device for outer surface of steel tube processing, including fixed mesa, the fixed mesa lower left is fixed to be connected
It is connected to motor cabinet, motor is fixedly connected with below motor cabinet, be fixedly connected with first bearing seat on the left of motor, in first bearing seat
Portion is rotatably connected to first rotating shaft, and first rotating shaft is fixedly connected with motor output end, and the first rotating shaft left end is fixedly connected with
Driving gear, fixed mesa upper left are fixedly connected with second bearing seat, and second bearing seat inner rotation is connected with second turn
Axis, the second shaft right end are fixedly connected with scroll chuck, and the second shaft left end is fixedly connected with driven gear, driven gear and master
Moving gear is meshed；Second shaft left end is fixedly connected with crank throw, and kinematic link is rotatably connected to above crank throw, and transmission connects
Driving rack is rotatably connected to above bar, the fixed mesa upper left is fixedly connected with supporting beam, top on the left of supporting beam
It is fixedly connected with guiding trestle, driving rack is slidably connected with guiding trestle, is fixedly connected below right end at the top of the supporting beam
There is 3rd bearing seat, 3rd bearing seat rotated down is connected with third shaft, is fixedly connected with transmission gear on the left of third shaft,
Transmission gear is meshed with driving rack, and lower section offers upper hopper chute at the top of the supporting beam, and upper hopper chute internal slide is connected with
Top shoe, top shoe lower section are fixedly connected with transmission upright bar, and translation set is fixedly connected with below transmission upright bar, and third shaft is spiral shell
Line axis, the translation set are connect with third shaft thread, and translation set lower section is fixedly connected with extension adjustment device, telescopic adjustment dress
It sets lower section and is fixedly connected with grinding device；The fixed mesa upper right offers gliding groove, the connection of gliding groove internal slide
There is sliding block, is fixedly connected with right top plate above sliding block, right top plate upper left is rotatably connected to rotation thimble, fixed mesa
Right side is threaded with adjusting handle, adjusts handle left end and sliding block is rotatablely connected.
As a further solution of the present invention：Bilateral symmetry is fixedly connected with support column below the fixed mesa.
As further scheme of the invention：The extension adjustment device includes fixed guide sleeve, is slided inside fixed guide sleeve
Dynamic to be connected with adjusting rod, fixed guide sleeve side is threaded with fixing bolt, and fixing bolt passes through fixed guide sleeve and adjusting rod phase
Cooperation.
As further scheme of the invention：The grinding device includes upper mounted plate, is slided at left and right sides of upper mounted plate
It is dynamic to be connected with longitudinal litter, polishing plate is fixedly connected with below longitudinal litter, bilateral symmetry is fixedly connected with bullet above polishing plate
Spring, spring pocket are set on the outside of longitudinal litter, and the spring upper end is fixedly connected with upper mounted plate.
As further scheme of the invention：The spring is pressure spring, and spring is made of stainless steel material.
As further scheme of the invention：The motor is three phase alternating current motor, and motor passes through switch and power supply electricity
Property connection.
As further scheme of the invention：The rotation thimble axle center and scroll chuck shaft core position are located at same height
Degree.
As further scheme of the invention：The driving gear is identical as driven gear diameter.
Compared with prior art, the beneficial effects of the invention are as follows：The configuration of the present invention is simple, it is easy to use, lead to when in use
The mode of passing strike-on mill polishes to steel tube surface, while the polishing dynamics of device is manually adjustable, and then guarantees device
The efficiency of polishing, is worth of widely use.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of grinding device for outer surface of steel tube processing；
Fig. 2 be it is a kind of for outer surface of steel tube processing grinding device in telescopic adjustment shape structural schematic diagram；
Fig. 3 be it is a kind of for outer surface of steel tube processing grinding device in grinding device structural schematic diagram.
Specific embodiment
The technical solution of the patent is explained in further detail With reference to embodiment.
Please refer to Fig. 1-3, a kind of grinding device for outer surface of steel tube processing, including fixed mesa 1, the fixed station
1 lower left of face is fixedly connected with motor cabinet 3, and motor 4 is fixedly connected with below motor cabinet 3, and is fixedly connected on the left of motor 4
One bearing block 5,5 inner rotation of first bearing seat are connected with first rotating shaft 6, and first rotating shaft 6 is fixedly connected with 4 output end of motor,
6 left end of first rotating shaft is fixedly connected with driving gear 7, and 1 upper left of fixed mesa is fixedly connected with second bearing seat 8,
8 inner rotation of second bearing seat is connected with the second shaft 9, and 9 right end of the second shaft is fixedly connected with scroll chuck 10, the second shaft
9 left ends are fixedly connected with driven gear 11, and driven gear 11 is meshed with driving gear 7；
Steel pipe is fixed using preceding, and regulates polishing dynamics and can open motor 4 and polish steel pipe, steel pipe 4 is opened
It drives driving gear 7 to rotate by first rotating shaft 6 later, scroll chuck 25 is then driven by driven gear 11, the second shaft 9
Rotation, three chucking chuck 25 can drive steel pipe rotation to polish；
Second shaft, 9 left end is fixedly connected with crank throw 12, and kinematic link 13, kinematic link are rotatably connected to above crank throw 12
13 tops are rotatably connected to driving rack 14, and 1 upper left of fixed mesa is fixedly connected with supporting beam 16, and supporting beam 16 is left
Upper side is fixedly connected with guiding trestle 15, and driving rack 14 is slidably connected with guiding trestle 15,16 top right of supporting beam
End lower section is fixedly connected with 3rd bearing seat 17, and 17 rotated down of 3rd bearing seat is connected with third shaft 18, third shaft 18
Left side is fixedly connected with transmission gear 19, and transmission gear 19 is meshed with driving rack 14, and the 16 top lower section of supporting beam is opened
Equipped with upper hopper chute 20,20 internal slide of upper hopper chute is connected with top shoe 21, and transmission upright bar 22 is fixedly connected with below top shoe 21,
Translation set 23 is fixedly connected with below transmission upright bar 22, third shaft 18 is thread spindle, the translation set 23 and third shaft 18
It is threadedly coupled, 23 lower section of translation set is fixedly connected with extension adjustment device 24, is fixedly connected with and beats below extension adjustment device 24
Mill apparatus 25；
Crank throw 12 drives kinematic link 13 and driving rack 14 to move when steel pipe rotates, crank throw 12, kinematic link 13 and driving cog
Item 14 constitutes slider-crank mechanism, and driving rack 14 moves up and down with 19 reciprocating rotation of nutating gear, turning gear during exercise
Translation 23 bilateral reciprocations of set can be driven by taking turns 19 reciprocating rotations, and translation 23 bilateral reciprocations of set can pass through telescopic adjustment
Device 24 drives 25 bilateral reciprocation of grinding device to polish, extruding masterpiece of the polishing plate 253 in spring 254 in polishing
It being offseted with lower with steel pipe, dynamics of polishing when 24 lower end of extension adjustment device is located at bottom is maximum, otherwise polishing dynamics is minimum,
Unclamp fixing bolt 243 can up and down adjustment adjusting rod 242, then adjust polishing dynamics；
1 upper right of fixed mesa offers gliding groove 26, and 26 internal slide of gliding groove is connected with sliding block 27, sliding block
27 tops are fixedly connected with right top plate 28, and right 28 upper left of top plate is rotatably connected to rotation thimble 29,1 right side spiral shell of fixed mesa
Line, which is connected with, adjusts handle 30, adjusts 30 left end of handle and sliding block 27 is rotatablely connected；
After steel pipe left end is fixed by scroll chuck 10, rotation adjusts handle 30, so that rotation thimble 29 moves downward
Steel pipe is resisted, the fixed limit in both ends of steel pipe can be realized, it is crooked when steel pipe being avoided to polish.
The 1 lower section bilateral symmetry of fixed mesa is fixedly connected with support column 2.
The extension adjustment device 24 includes fixed guide sleeve 241, and fixed 241 internal slide of guide sleeve is connected with adjusting rod 242,
Fixed 241 side of guide sleeve is threaded with fixing bolt 243, and fixing bolt 243 passes through fixed guide sleeve 241 and 242 phase of adjusting rod
Cooperation.
The grinding device 25 includes upper mounted plate 251, slidably connects longitudinal litter at left and right sides of upper mounted plate 251
252, polishing plate 253 is fixedly connected with below longitudinal litter 252,253 top bilateral symmetry of polishing plate is fixedly connected with spring
254, spring 254 is sheathed on longitudinal 252 outside of litter, and 254 upper end of spring is fixedly connected with upper mounted plate 251.
The spring 254 is pressure spring, and spring 254 is made of stainless steel material.
The motor 4 is three phase alternating current motor, and motor 4 is electrically connected with the power supply by switch.
29 axle center of rotation thimble and 10 shaft core position of scroll chuck are located at sustained height.
The driving gear 7 is identical as 11 diameter of driven gear.
The working principle of the invention is：The present invention is being fixed steel pipe using preceding, and is regulated polishing dynamics and can be opened
Motor 4 is opened to polish to steel pipe, steel pipe 4 open after by first rotating shaft 6 drive driving gear 7 rotate, then by from
Moving gear 11, the second shaft 9 drive scroll chuck 25 to rotate, and three chucking chuck 25 can drive steel pipe rotation to polish, in steel
Crank throw 12 drives kinematic link 13 and driving rack 14 to move when pipe rotates, crank throw 12, kinematic link 13 and 14 structure of driving rack
At slider-crank mechanism, driving rack 14 moves up and down with 19 reciprocating rotation of nutating gear during exercise, and rotate gear 19 is past
Multiple rotation can drive translation 23 bilateral reciprocations of set, and translation 23 bilateral reciprocations of set can pass through extension adjustment device 24
Drive 25 bilateral reciprocation of grinding device polish, polishing when polishing plate 253 spring 254 extruding force effect under with
Steel pipe offsets, and dynamics of polishing when 24 lower end of extension adjustment device is located at bottom is maximum, otherwise polishing dynamics is minimum, unclamps solid
Determine bolt 243 can up and down adjustment adjusting rod 242, then adjust polishing dynamics.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case where without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Benefit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent elements of the claims
Variation is included within the present invention.Any reference signs in the claims should not be construed as limiting the involved claims.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (8)
1. a kind of grinding device for outer surface of steel tube processing, including fixed mesa (1), which is characterized in that the fixed station
Face (1) lower left is fixedly connected with motor cabinet (3), is fixedly connected with motor (4) below motor cabinet (3), solid on the left of motor (4)
Surely it is connected with first bearing seat (5), first bearing seat (5) inner rotation is connected with first rotating shaft (6), first rotating shaft (6) and electricity
Machine (4) output end is fixedly connected, and first rotating shaft (6) left end is fixedly connected with driving gear (7), above fixed mesa (1)
Left side is fixedly connected with second bearing seat (8), and second bearing seat (8) inner rotation is connected with the second shaft (9), the second shaft
(9) right end is fixedly connected with scroll chuck (10), and the second shaft (9) left end is fixedly connected with driven gear (11), driven gear
(11) it is meshed with driving gear (7)；Second shaft (9) left end is fixedly connected with crank throw (12), is turned above crank throw (12)
It is dynamic to be connected with kinematic link (13), it is rotatably connected to driving rack (14) above kinematic link (13), on the fixed mesa (1)
Side left side is fixedly connected with supporting beam (16), and top is fixedly connected with guiding trestle (15), driving rack on the left of supporting beam (16)
(14) it is slidably connected with guiding trestle (15), is fixedly connected with 3rd bearing seat below right end at the top of the supporting beam (16)
(17), 3rd bearing seat (17) rotated down is connected with third shaft (18), is fixedly connected with transmission on the left of third shaft (18)
Gear (19), transmission gear (19) are meshed with driving rack (14), and lower section offers upper hopper chute at the top of the supporting beam (16)
(20), upper hopper chute (20) internal slide is connected with top shoe (21), and transmission upright bar (22) is fixedly connected with below top shoe (21),
It is fixedly connected with translation set (23) below transmission upright bar (22), third shaft (18) is thread spindle, translation set (23) and the
Three shafts (18) are threadedly coupled, and are fixedly connected with extension adjustment device (24) below translation set (23), extension adjustment device (24)
Lower section is fixedly connected with grinding device (25)；Fixed mesa (1) upper right offers gliding groove (26), gliding groove (26)
Internal slide is connected with sliding block (27), is fixedly connected with right top plate (28) above sliding block (27), left above right top plate (28)
Side is rotatably connected to rotation thimble (29), is threaded on the right side of fixed mesa (1) and adjusts handle (30), and it is left to adjust handle (30)
End is rotatablely connected with sliding block (27).
2. a kind of grinding device for outer surface of steel tube processing according to claim 1, which is characterized in that the fixation
Bilateral symmetry is fixedly connected with support column (2) below table top (1).
3. a kind of grinding device for outer surface of steel tube processing according to claim 1, which is characterized in that described flexible
Regulating device (24) includes fixed guide sleeve (241), and fixed guide sleeve (241) internal slide is connected with adjusting rod (242), fixed guide sleeve
(241) side is threaded with fixing bolt (243), and fixing bolt (243) passes through fixed guide sleeve (241) and adjusting rod (242)
It matches.
4. a kind of grinding device for outer surface of steel tube processing according to claim 1, which is characterized in that the polishing
Device (25) includes upper mounted plate (251), is slidably connected longitudinal litter (252) at left and right sides of upper mounted plate (251), longitudinal sliding
Polishing plate (253) is fixedly connected with below pole (252), bilateral symmetry is fixedly connected with spring (254) above polishing plate (253),
Spring (254) is sheathed on the outside of longitudinal litter (252), and spring (254) upper end is fixedly connected with upper mounted plate (251).
5. a kind of grinding device for outer surface of steel tube processing according to claim 4, which is characterized in that the spring
It (254) is pressure spring, spring (254) is made of stainless steel material.
6. a kind of grinding device for outer surface of steel tube processing according to claim 1, which is characterized in that the motor
It (4) is three phase alternating current motor, motor (4) is electrically connected with the power supply by switch.
7. a kind of grinding device for outer surface of steel tube processing according to claim 1, which is characterized in that the rotation
Thimble (29) axle center and scroll chuck (10) shaft core position are located at sustained height.
8. a kind of grinding device for outer surface of steel tube processing according to claim 1, which is characterized in that the active
Gear (7) is identical as driven gear (11) diameter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810630638.1A CN108857883A (en) | 2018-06-19 | 2018-06-19 | A kind of grinding device for outer surface of steel tube processing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810630638.1A CN108857883A (en) | 2018-06-19 | 2018-06-19 | A kind of grinding device for outer surface of steel tube processing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108857883A true CN108857883A (en) | 2018-11-23 |
Family
ID=64339721
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810630638.1A Pending CN108857883A (en) | 2018-06-19 | 2018-06-19 | A kind of grinding device for outer surface of steel tube processing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108857883A (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110170898A (en) * | 2019-06-04 | 2019-08-27 | 东阳客语环保科技有限公司 | A kind of combined method of photoelectric coupling lens |
| CN110653691A (en) * | 2019-09-19 | 2020-01-07 | 大同新成新材料股份有限公司 | Intelligent polishing equipment for outer arc of pantograph slide plate |
| CN111037446A (en) * | 2020-01-13 | 2020-04-21 | 邯郸学院 | Artificial intelligence computer mainframe grinding device |
| CN111633386A (en) * | 2020-06-08 | 2020-09-08 | 安徽孺子牛轴承有限公司 | Machining process for prolonging service life of bearing |
| CN112658927A (en) * | 2020-12-11 | 2021-04-16 | 芜湖博威机械制造有限公司 | Clamping device for steel pipe machining with function of immediately cleaning waste chips |
| CN113829149A (en) * | 2021-09-24 | 2021-12-24 | 广东兴盈不锈钢发展有限公司 | Sanding machine for stainless steel surface machining |
| CN114769229A (en) * | 2022-04-24 | 2022-07-22 | 上海建工四建集团有限公司 | Steel pipe fixing and clamping device and using method thereof |
| CN115139192A (en) * | 2022-07-04 | 2022-10-04 | 安徽瑞林精科股份有限公司 | Valve body polishing device with multi-angle adjusting structure and adjusting method |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110170898A (en) * | 2019-06-04 | 2019-08-27 | 东阳客语环保科技有限公司 | A kind of combined method of photoelectric coupling lens |
| CN110170898B (en) * | 2019-06-04 | 2021-07-02 | 九江祥明光学科技有限公司 | Method for combining photoelectric coupling lens |
| CN110653691A (en) * | 2019-09-19 | 2020-01-07 | 大同新成新材料股份有限公司 | Intelligent polishing equipment for outer arc of pantograph slide plate |
| CN111037446A (en) * | 2020-01-13 | 2020-04-21 | 邯郸学院 | Artificial intelligence computer mainframe grinding device |
| CN111633386A (en) * | 2020-06-08 | 2020-09-08 | 安徽孺子牛轴承有限公司 | Machining process for prolonging service life of bearing |
| CN112658927A (en) * | 2020-12-11 | 2021-04-16 | 芜湖博威机械制造有限公司 | Clamping device for steel pipe machining with function of immediately cleaning waste chips |
| CN113829149A (en) * | 2021-09-24 | 2021-12-24 | 广东兴盈不锈钢发展有限公司 | Sanding machine for stainless steel surface machining |
| CN113829149B (en) * | 2021-09-24 | 2024-03-15 | 广东兴盈不锈钢发展有限公司 | Stainless steel surface machining's dull polish machine |
| CN114769229A (en) * | 2022-04-24 | 2022-07-22 | 上海建工四建集团有限公司 | Steel pipe fixing and clamping device and using method thereof |
| CN114769229B (en) * | 2022-04-24 | 2023-10-31 | 上海建工四建集团有限公司 | Steel pipe fixing and clamping device and use method thereof |
| CN115139192A (en) * | 2022-07-04 | 2022-10-04 | 安徽瑞林精科股份有限公司 | Valve body polishing device with multi-angle adjusting structure and adjusting method |
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Application publication date: 20181123 |
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